Add ldflags for wasm

# Conflicts:
#	client/cmd/testutil_test.go
#	client/internal/engine_test.go
#	client/server/server.go
#	client/server/server_test.go
#	client/status/status.go
#	go.mod
#	go.sum
#	management/internals/server/boot.go
#	management/internals/server/modules.go
#	management/internals/shared/grpc/server.go
#	management/server/account.go
#	management/server/account/manager.go
#	management/server/account_test.go
#	management/server/dns_test.go
#	management/server/http/testing/testing_tools/channel/channel.go
#	management/server/management_proto_test.go
#	management/server/management_test.go
#	management/server/nameserver_test.go
#	management/server/peer_test.go
#	management/server/route_test.go
#	shared/management/client/client_test.go
#	shared/management/proto/management.pb.go

.devcontainer/Dockerfile

@@ -1,15 +1,15 @@
-FROM golang:1.25-bookworm
+FROM golang:1.23-bullseye
 
 RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
     && apt-get -y install --no-install-recommends\
-        gettext-base=0.21-12 \
-        iptables=1.8.9-2 \
-        libgl1-mesa-dev=22.3.6-1+deb12u1 \
-        xorg-dev=1:7.7+23 \
-        libayatana-appindicator3-dev=0.5.92-1 \
+        gettext-base=0.21-4 \ 
+        iptables=1.8.7-1 \
+        libgl1-mesa-dev=20.3.5-1 \
+        xorg-dev=1:7.7+22 \
+        libayatana-appindicator3-dev=0.5.5-2+deb11u2 \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/* \
-    && go install -v golang.org/x/tools/gopls@latest
+    && go install -v golang.org/x/tools/gopls@v0.18.1
 
 
 WORKDIR /app

.githooks/pre-push

@@ -1,11 +0,0 @@
-#!/bin/bash
-
-echo "Running pre-push hook..."
-if ! make lint; then
-    echo ""
-    echo "Hint: To push without verification, run:"
-    echo "  git push --no-verify"
-    exit 1
-fi
-
-echo "All checks passed!"

.github/workflows/golang-test-darwin.yml

@@ -15,14 +15,13 @@ jobs:
     name: "Client / Unit"
     runs-on: macos-latest
     steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
           cache: false
+      - name: Checkout code
+        uses: actions/checkout@v4
 
       - name: Cache Go modules
         uses: actions/cache@v4

.github/workflows/golang-test-freebsd.yml

@@ -25,7 +25,7 @@ jobs:
           release: "14.2"
           prepare: |
             pkg install -y curl pkgconf xorg
-            GO_TARBALL="go1.25.3.freebsd-amd64.tar.gz"
+            GO_TARBALL="go1.23.12.freebsd-amd64.tar.gz"
             GO_URL="https://go.dev/dl/$GO_TARBALL"
             curl -vLO "$GO_URL"
             tar -C /usr/local -vxzf "$GO_TARBALL"            
@@ -39,7 +39,7 @@ jobs:
             # check all component except management, since we do not support management server on freebsd
             time go test -timeout 1m -failfast ./base62/...
             # NOTE: without -p1 `client/internal/dns` will fail because of `listen udp4 :33100: bind: address already in use`
-            time go test -timeout 8m -failfast -v -p 1 ./client/...
+            time go test -timeout 8m -failfast -p 1 ./client/...
             time go test -timeout 1m -failfast ./dns/...
             time go test -timeout 1m -failfast ./encryption/...
             time go test -timeout 1m -failfast ./formatter/...

.github/workflows/golang-test-linux.yml

@@ -30,7 +30,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
           cache: false
 
       - name: Get Go environment
@@ -106,15 +106,15 @@ jobs:
         arch: [ '386','amd64' ]
     runs-on: ubuntu-22.04
     steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
           cache: false
 
+      - name: Checkout code
+        uses: actions/checkout@v4
+
       - name: Get Go environment
         run: |
           echo "cache=$(go env GOCACHE)" >> $GITHUB_ENV
@@ -151,15 +151,15 @@ jobs:
     needs: [ build-cache ]
     runs-on: ubuntu-22.04
     steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
           cache: false
 
+      - name: Checkout code
+        uses: actions/checkout@v4
+
       - name: Get Go environment
         id: go-env
         run: |
@@ -200,7 +200,7 @@ jobs:
             -e GOCACHE=${CONTAINER_GOCACHE} \
             -e GOMODCACHE=${CONTAINER_GOMODCACHE} \
             -e CONTAINER=${CONTAINER} \
-            golang:1.25-alpine \
+            golang:1.23-alpine \
             sh -c ' \
               apk update; apk add --no-cache \
                 ca-certificates iptables ip6tables dbus dbus-dev libpcap-dev build-base; \
@@ -220,15 +220,15 @@ jobs:
             raceFlag: "-race"
     runs-on: ubuntu-22.04
     steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
           cache: false
 
+      - name: Checkout code
+        uses: actions/checkout@v4
+
       - name: Install dependencies
         if: steps.cache.outputs.cache-hit != 'true'
         run: sudo apt update && sudo apt install -y gcc-multilib g++-multilib libc6-dev-i386
@@ -259,7 +259,7 @@ jobs:
           CGO_ENABLED=1 GOARCH=${{ matrix.arch }} \
           go test ${{ matrix.raceFlag }} \
             -exec 'sudo' \
-            -timeout 10m -p 1 ./relay/... ./shared/relay/...
+            -timeout 10m ./relay/... ./shared/relay/...
 
   test_signal:
     name: "Signal / Unit"
@@ -270,15 +270,15 @@ jobs:
         arch: [ '386','amd64' ]
     runs-on: ubuntu-22.04
     steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
           cache: false
 
+      - name: Checkout code
+        uses: actions/checkout@v4
+
       - name: Install dependencies
         if: steps.cache.outputs.cache-hit != 'true'
         run: sudo apt update && sudo apt install -y gcc-multilib g++-multilib libc6-dev-i386
@@ -321,15 +321,15 @@ jobs:
         store: [ 'sqlite', 'postgres', 'mysql' ]
     runs-on: ubuntu-22.04
     steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
           cache: false
 
+      - name: Checkout code
+        uses: actions/checkout@v4
+
       - name: Get Go environment
         run: |
           echo "cache=$(go env GOCACHE)" >> $GITHUB_ENV
@@ -408,16 +408,15 @@ jobs:
             -v $PWD/prometheus.yml:/etc/prometheus/prometheus.yml \
             -p 9090:9090 \
             prom/prometheus
-
-      - name: Checkout code
-        uses: actions/checkout@v4
-
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
           cache: false
 
+      - name: Checkout code
+        uses: actions/checkout@v4
+
       - name: Get Go environment
         run: |
           echo "cache=$(go env GOCACHE)" >> $GITHUB_ENV
@@ -498,15 +497,15 @@ jobs:
             -p 9090:9090 \
             prom/prometheus
 
-      - name: Checkout code
-        uses: actions/checkout@v4
-
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
           cache: false
 
+      - name: Checkout code
+        uses: actions/checkout@v4
+
       - name: Get Go environment
         run: |
           echo "cache=$(go env GOCACHE)" >> $GITHUB_ENV
@@ -562,15 +561,15 @@ jobs:
         store: [ 'sqlite', 'postgres']
     runs-on: ubuntu-22.04
     steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
           cache: false
 
+      - name: Checkout code
+        uses: actions/checkout@v4
+
       - name: Get Go environment
         run: |
           echo "cache=$(go env GOCACHE)" >> $GITHUB_ENV

.github/workflows/golang-test-windows.yml

@@ -24,7 +24,7 @@ jobs:
         uses: actions/setup-go@v5
         id: go
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
           cache: false
 
       - name: Get Go environment

.github/workflows/golangci-lint.yml

@@ -46,16 +46,13 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
           cache: false
       - name: Install dependencies
         if: matrix.os == 'ubuntu-latest'
         run: sudo apt update && sudo apt install -y -q libgtk-3-dev libayatana-appindicator3-dev libgl1-mesa-dev xorg-dev libpcap-dev
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@4afd733a84b1f43292c63897423277bb7f4313a9 # v8.0.0
+        uses: golangci/golangci-lint-action@v4
         with:
           version: latest
-          skip-cache: true
-          skip-save-cache: true
-          cache-invalidation-interval: 0
-          args: --timeout=12m
+          args: --timeout=12m --out-format colored-line-number

.github/workflows/mobile-build-validation.yml

@@ -20,7 +20,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
       - name: Setup Android SDK
         uses: android-actions/setup-android@v3
         with:
@@ -39,7 +39,7 @@ jobs:
       - name: Setup NDK
         run: /usr/local/lib/android/sdk/cmdline-tools/7.0/bin/sdkmanager --install "ndk;23.1.7779620"
       - name: install gomobile
-        run: go install golang.org/x/mobile/cmd/gomobile@v0.0.0-20251113184115-a159579294ab
+        run: go install golang.org/x/mobile/cmd/gomobile@v0.0.0-20240404231514-09dbf07665ed
       - name: gomobile init
         run: gomobile init
       - name: build android netbird lib
@@ -56,9 +56,9 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
       - name: install gomobile
-        run: go install golang.org/x/mobile/cmd/gomobile@v0.0.0-20251113184115-a159579294ab
+        run: go install golang.org/x/mobile/cmd/gomobile@v0.0.0-20240404231514-09dbf07665ed
       - name: gomobile init
         run: gomobile init
       - name: build iOS netbird lib

.github/workflows/release.yml

@@ -9,7 +9,7 @@ on:
   pull_request:
 
 env:
-  SIGN_PIPE_VER: "v0.1.0"
+  SIGN_PIPE_VER: "v0.0.23"
   GORELEASER_VER: "v2.3.2"
   PRODUCT_NAME: "NetBird"
   COPYRIGHT: "NetBird GmbH"
@@ -19,102 +19,8 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  release_freebsd_port:
-    name: "FreeBSD Port / Build & Test"
-    runs-on: ubuntu-22.04
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: Generate FreeBSD port diff
-        run: bash release_files/freebsd-port-diff.sh
-
-      - name: Generate FreeBSD port issue body
-        run: bash release_files/freebsd-port-issue-body.sh
-
-      - name: Check if diff was generated
-        id: check_diff
-        run: |
-          if ls netbird-*.diff 1> /dev/null 2>&1; then
-            echo "diff_exists=true" >> $GITHUB_OUTPUT
-          else
-            echo "diff_exists=false" >> $GITHUB_OUTPUT
-            echo "No diff file generated (port may already be up to date)"
-          fi
-
-      - name: Extract version
-        if: steps.check_diff.outputs.diff_exists == 'true'
-        id: version
-        run: |
-          VERSION=$(ls netbird-*.diff | sed 's/netbird-\(.*\)\.diff/\1/')
-          echo "version=$VERSION" >> $GITHUB_OUTPUT
-          echo "Generated files for version: $VERSION"
-          cat netbird-*.diff
-
-      - name: Test FreeBSD port
-        if: steps.check_diff.outputs.diff_exists == 'true'
-        uses: vmactions/freebsd-vm@v1
-        with:
-          usesh: true
-          copyback: false
-          release: "15.0"
-          prepare: |
-            # Install required packages
-            pkg install -y git curl portlint go
-
-            # Install Go for building
-            GO_TARBALL="go1.25.5.freebsd-amd64.tar.gz"
-            GO_URL="https://go.dev/dl/$GO_TARBALL"
-            curl -LO "$GO_URL"
-            tar -C /usr/local -xzf "$GO_TARBALL"
-
-            # Clone ports tree (shallow, only what we need)
-            git clone --depth 1 --filter=blob:none https://git.FreeBSD.org/ports.git /usr/ports
-            cd /usr/ports
-
-          run: |
-            set -e -x
-            export PATH=$PATH:/usr/local/go/bin
-
-            # Find the diff file
-            echo "Finding diff file..."
-            DIFF_FILE=$(find $PWD -name "netbird-*.diff" -type f 2>/dev/null | head -1)
-            echo "Found: $DIFF_FILE"
-
-            if [[ -z "$DIFF_FILE" ]]; then
-              echo "ERROR: Could not find diff file"
-              find ~ -name "*.diff" -type f 2>/dev/null || true
-              exit 1
-            fi
-
-            # Apply the generated diff from /usr/ports (diff has a/security/netbird/... paths)
-            cd /usr/ports
-            patch -p1 -V none < "$DIFF_FILE"
-
-            # Show patched Makefile
-            version=$(cat security/netbird/Makefile | grep -E '^DISTVERSION=' | awk '{print $NF}')
-            
-            cd /usr/ports/security/netbird
-            export BATCH=yes
-            make package
-            pkg add ./work/pkg/netbird-*.pkg
-            
-            netbird version | grep "$version"
-
-            echo "FreeBSD port test completed successfully!"
-
-      - name: Upload FreeBSD port files
-        if: steps.check_diff.outputs.diff_exists == 'true'
-        uses: actions/upload-artifact@v4
-        with:
-          name: freebsd-port-files
-          path: |
-            ./netbird-*-issue.txt
-            ./netbird-*.diff
-          retention-days: 30
-
   release:
-    runs-on: ubuntu-latest-m
+    runs-on: ubuntu-22.04
     env:
       flags: ""
     steps:
@@ -134,7 +40,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23"
           cache: false
       - name: Cache Go modules
         uses: actions/cache@v4
@@ -230,7 +136,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23"
           cache: false
       - name: Cache Go modules
         uses: actions/cache@v4
@@ -294,7 +200,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23"
           cache: false
       - name: Cache Go modules
         uses: actions/cache@v4

.github/workflows/test-infrastructure-files.yml

@@ -67,13 +67,10 @@ jobs:
       - name: Install curl
         run: sudo apt-get install -y curl
 
-      - name: Checkout code
-        uses: actions/checkout@v4
-
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
 
       - name: Cache Go modules
         uses: actions/cache@v4
@@ -83,6 +80,9 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-go-
 
+      - name: Checkout code
+        uses: actions/checkout@v4
+
       - name: Setup MySQL privileges
         if: matrix.store == 'mysql'
         run: |
@@ -243,7 +243,6 @@ jobs:
         working-directory: infrastructure_files/artifacts
         run: |
           sleep 30
-          docker compose logs
           docker compose exec management ls -l /var/lib/netbird/ | grep -i GeoLite2-City_[0-9]*.mmdb
           docker compose exec management ls -l /var/lib/netbird/ | grep -i geonames_[0-9]*.db
 

.github/workflows/wasm-build-validation.yml

@@ -14,27 +14,26 @@ jobs:
   js_lint:
     name: "JS / Lint"
     runs-on: ubuntu-latest
-    env:
-      GOOS: js
-      GOARCH: wasm
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
       - name: Install dependencies
         run: sudo apt update && sudo apt install -y -q libgtk-3-dev libayatana-appindicator3-dev libgl1-mesa-dev xorg-dev libpcap-dev
       - name: Install golangci-lint
-        uses: golangci/golangci-lint-action@4afd733a84b1f43292c63897423277bb7f4313a9 # v8.0.0
+        uses: golangci/golangci-lint-action@d6238b002a20823d52840fda27e2d4891c5952dc
         with:
           version: latest
           install-mode: binary
           skip-cache: true
-          skip-save-cache: true
-          cache-invalidation-interval: 0
-          working-directory: ./client
+          skip-pkg-cache: true
+          skip-build-cache: true
+      - name: Run golangci-lint for WASM
+        run: |
+          GOOS=js GOARCH=wasm golangci-lint run --timeout=12m --out-format colored-line-number ./client/...
         continue-on-error: true
 
   js_build:
@@ -46,9 +45,9 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version-file: "go.mod"
+          go-version: "1.23.x"
       - name: Build Wasm client
-        run: GOOS=js GOARCH=wasm go build -o netbird.wasm ./client/wasm/cmd
+        run: GOOS=js GOARCH=wasm go build -o netbird.wasm -ldflags="-s -w" ./client/wasm/cmd
         env:
           CGO_ENABLED: 0
       - name: Check Wasm build size
@@ -61,8 +60,8 @@ jobs:
 
           echo "Size: ${SIZE} bytes (${SIZE_MB} MB)"
 
-          if [ ${SIZE} -gt 57671680 ]; then
-            echo "Wasm binary size (${SIZE_MB}MB) exceeds 55MB limit!"
+          if [ ${SIZE} -gt 52428800 ]; then
+            echo "Wasm binary size (${SIZE_MB}MB) exceeds 50MB limit!"
             exit 1
           fi
 

.gitignore

@@ -31,4 +31,3 @@ infrastructure_files/setup-*.env
 .DS_Store
 vendor/
 /netbird
-client/netbird-electron/

.golangci.yaml

@@ -1,124 +1,139 @@
-version: "2"
-linters:
-  default: none
-  enable:
-    - bodyclose
-    - dupword
-    - durationcheck
-    - errcheck
-    - forbidigo
-    - gocritic
-    - gosec
-    - govet
-    - ineffassign
-    - mirror
-    - misspell
-    - nilerr
-    - nilnil
-    - predeclared
-    - revive
-    - sqlclosecheck
-    - staticcheck
-    - unused
-    - wastedassign
-  settings:
-    errcheck:
-      check-type-assertions: false
-    gocritic:
-      disabled-checks:
-        - commentFormatting
-        - captLocal
-        - deprecatedComment
-    gosec:
-      includes:
-        - G101
-        - G103
-        - G104
-        - G106
-        - G108
-        - G109
-        - G110
-        - G111
-        - G201
-        - G202
-        - G203
-        - G301
-        - G302
-        - G303
-        - G304
-        - G305
-        - G306
-        - G307
-        - G403
-        - G502
-        - G503
-        - G504
-        - G601
-        - G602
-    govet:
-      enable:
-        - nilness
-      enable-all: false
-    revive:
-      rules:
-        - name: exported
-          arguments:
-            - checkPrivateReceivers
-            - sayRepetitiveInsteadOfStutters
-          severity: warning
-          disabled: false
-  exclusions:
-    generated: lax
-    presets:
-      - comments
-      - common-false-positives
-      - legacy
-      - std-error-handling
+run:
+  # Timeout for analysis, e.g. 30s, 5m.
+  # Default: 1m
+  timeout: 6m
+
+# This file contains only configs which differ from defaults.
+# All possible options can be found here https://github.com/golangci/golangci-lint/blob/master/.golangci.reference.yml
+linters-settings:
+  errcheck:
+    # Report about not checking of errors in type assertions: `a := b.(MyStruct)`.
+    # Such cases aren't reported by default.
+    # Default: false
+    check-type-assertions: false
+
+  gosec:
+    includes:
+      - G101 # Look for hard coded credentials
+      #- G102 # Bind to all interfaces
+      - G103 # Audit the use of unsafe block
+      - G104 # Audit errors not checked
+      - G106 # Audit the use of ssh.InsecureIgnoreHostKey
+      #- G107 # Url provided to HTTP request as taint input
+      - G108 # Profiling endpoint automatically exposed on /debug/pprof
+      - G109 # Potential Integer overflow made by strconv.Atoi result conversion to int16/32
+      - G110 # Potential DoS vulnerability via decompression bomb
+      - G111 # Potential directory traversal
+      #- G112 # Potential slowloris attack
+      - G113 # Usage of Rat.SetString in math/big with an overflow (CVE-2022-23772)
+      #- G114 # Use of net/http serve function that has no support for setting timeouts
+      - G201 # SQL query construction using format string
+      - G202 # SQL query construction using string concatenation
+      - G203 # Use of unescaped data in HTML templates
+      #- G204 # Audit use of command execution
+      - G301 # Poor file permissions used when creating a directory
+      - G302 # Poor file permissions used with chmod
+      - G303 # Creating tempfile using a predictable path
+      - G304 # File path provided as taint input
+      - G305 # File traversal when extracting zip/tar archive
+      - G306 # Poor file permissions used when writing to a new file
+      - G307 # Poor file permissions used when creating a file with os.Create
+      #- G401 # Detect the usage of DES, RC4, MD5 or SHA1
+      #- G402 # Look for bad TLS connection settings
+      - G403 # Ensure minimum RSA key length of 2048 bits
+      #- G404 # Insecure random number source (rand)
+      #- G501 # Import blocklist: crypto/md5
+      - G502 # Import blocklist: crypto/des
+      - G503 # Import blocklist: crypto/rc4
+      - G504 # Import blocklist: net/http/cgi
+      #- G505 # Import blocklist: crypto/sha1
+      - G601 # Implicit memory aliasing of items from a range statement
+      - G602 # Slice access out of bounds
+
+  gocritic:
+    disabled-checks:
+      - commentFormatting
+      - captLocal
+      - deprecatedComment
+
+  govet:
+    # Enable all analyzers.
+    # Default: false
+    enable-all: false
+    enable:
+      - nilness
+
+  revive:
     rules:
-      - linters:
-          - forbidigo
-        path: management/cmd/root\.go
-      - linters:
-          - forbidigo
-        path: signal/cmd/root\.go
-      - linters:
-          - unused
-        path: sharedsock/filter\.go
-      - linters:
-          - unused
-        path: client/firewall/iptables/rule\.go
-      - linters:
-          - gosec
-          - mirror
-        path: test\.go
-      - linters:
-          - nilnil
-        path: mock\.go
-      - linters:
-          - staticcheck
-        text: grpc.DialContext is deprecated
-      - linters:
-          - staticcheck
-        text: grpc.WithBlock is deprecated
-      - linters:
-          - staticcheck
-        text: "QF1001"
-      - linters:
-          - staticcheck
-        text: "QF1008"
-      - linters:
-          - staticcheck
-        text: "QF1012"
-    paths:
-      - third_party$
-      - builtin$
-      - examples$
+      - name: exported
+        severity: warning
+        disabled: false
+        arguments:
+          - "checkPrivateReceivers"
+          - "sayRepetitiveInsteadOfStutters"
+  tenv:
+    # The option `all` will run against whole test files (`_test.go`) regardless of method/function signatures.
+    # Otherwise, only methods that take `*testing.T`, `*testing.B`, and `testing.TB` as arguments are checked.
+    # Default: false
+    all: true
+
+linters:
+  disable-all: true
+  enable:
+    ## enabled by default
+    - errcheck # checking for unchecked errors, these unchecked errors can be critical bugs in some cases
+    - gosimple # specializes in simplifying a code
+    - govet # reports suspicious constructs, such as Printf calls whose arguments do not align with the format string
+    - ineffassign # detects when assignments to existing variables are not used
+    - staticcheck # is a go vet on steroids, applying a ton of static analysis checks
+    - tenv # Tenv is analyzer that detects using os.Setenv instead of t.Setenv since Go1.17.
+    - typecheck # like the front-end of a Go compiler, parses and type-checks Go code
+    - unused # checks for unused constants, variables, functions and types
+    ## disable by default but the have interesting results so lets add them
+    - bodyclose # checks whether HTTP response body is closed successfully
+    - dupword # dupword checks for duplicate words in the source code
+    - durationcheck # durationcheck checks for two durations multiplied together
+    - forbidigo # forbidigo forbids identifiers
+    - gocritic # provides diagnostics that check for bugs, performance and style issues
+    - gosec # inspects source code for security problems
+    - mirror # mirror reports wrong mirror patterns of bytes/strings usage
+    - misspell # misspess finds commonly misspelled English words in comments
+    - nilerr # finds the code that returns nil even if it checks that the error is not nil
+    - nilnil # checks that there is no simultaneous return of nil error and an invalid value
+    - predeclared # predeclared finds code that shadows one of Go's predeclared identifiers
+    - revive # Fast, configurable, extensible, flexible, and beautiful linter for Go. Drop-in replacement of golint.
+    - sqlclosecheck # checks that sql.Rows and sql.Stmt are closed
+    # - thelper # thelper detects Go test helpers without t.Helper() call and checks the consistency of test helpers.
+    - wastedassign # wastedassign finds wasted assignment statements
 issues:
+  # Maximum count of issues with the same text.
+  # Set to 0 to disable.
+  # Default: 3
   max-same-issues: 5
-formatters:
-  exclusions:
-    generated: lax
-    paths:
-      - third_party$
-      - builtin$
-      - examples$
+
+  exclude-rules:
+    # allow fmt
+    - path: management/cmd/root\.go
+      linters: forbidigo
+    - path: signal/cmd/root\.go
+      linters: forbidigo
+    - path: sharedsock/filter\.go
+      linters:
+      - unused
+    - path: client/firewall/iptables/rule\.go
+      linters:
+      - unused
+    - path: test\.go
+      linters:
+      - mirror
+      - gosec
+    - path: mock\.go
+      linters:
+      - nilnil
+    # Exclude specific deprecation warnings for grpc methods
+    - linters:
+       - staticcheck
+      text: "grpc.DialContext is deprecated"
+    - linters:
+        - staticcheck
+      text: "grpc.WithBlock is deprecated"

.goreleaser.yaml

@@ -713,10 +713,8 @@ checksum:
   extra_files:
     - glob: ./infrastructure_files/getting-started-with-zitadel.sh
     - glob: ./release_files/install.sh
-    - glob: ./infrastructure_files/getting-started.sh
 
 release:
   extra_files:
     - glob: ./infrastructure_files/getting-started-with-zitadel.sh
     - glob: ./release_files/install.sh
-    - glob: ./infrastructure_files/getting-started.sh

CONTRIBUTING.md

@@ -136,14 +136,6 @@ checked out and set up:
    go mod tidy
    ```
 
-6. Configure Git hooks for automatic linting:
-
-   ```bash
-   make setup-hooks
-   ```
-
-   This will configure Git to run linting automatically before each push, helping catch issues early.
-
 ### Dev Container Support
 
 If you prefer using a dev container for development, NetBird now includes support for dev containers. 

Makefile

@@ -1,27 +0,0 @@
-.PHONY: lint lint-all lint-install setup-hooks
-GOLANGCI_LINT := $(shell pwd)/bin/golangci-lint
-
-# Install golangci-lint locally if needed
-$(GOLANGCI_LINT):
-	@echo "Installing golangci-lint..."
-	@mkdir -p ./bin
-	@GOBIN=$(shell pwd)/bin go install github.com/golangci/golangci-lint/cmd/golangci-lint@latest
-
-# Lint only changed files (fast, for pre-push)
-lint: $(GOLANGCI_LINT)
-	@echo "Running lint on changed files..."
-	@$(GOLANGCI_LINT) run --new-from-rev=origin/main --timeout=2m
-
-# Lint entire codebase (slow, matches CI)
-lint-all: $(GOLANGCI_LINT)
-	@echo "Running lint on all files..."
-	@$(GOLANGCI_LINT) run --timeout=12m
-
-# Just install the linter
-lint-install: $(GOLANGCI_LINT)
-
-# Setup git hooks for all developers
-setup-hooks:
-	@git config core.hooksPath .githooks
-	@chmod +x .githooks/pre-push
-	@echo "✅ Git hooks configured! Pre-push will now run 'make lint'"

README.md

@@ -85,7 +85,7 @@ Follow the [Advanced guide with a custom identity provider](https://docs.netbird
 
 **Infrastructure requirements:**
 - A Linux VM with at least **1CPU** and **2GB** of memory.
-- The VM should be publicly accessible on TCP ports **80** and **443** and UDP port: **3478**.
+- The VM should be publicly accessible on TCP ports **80** and **443** and UDP ports: **3478**, **49152-65535**.
 - **Public domain** name pointing to the VM.
 
 **Software requirements:**
@@ -98,7 +98,7 @@ Follow the [Advanced guide with a custom identity provider](https://docs.netbird
 **Steps**
 - Download and run the installation script:
 ```bash
-export NETBIRD_DOMAIN=netbird.example.com; curl -fsSL https://github.com/netbirdio/netbird/releases/latest/download/getting-started.sh | bash
+export NETBIRD_DOMAIN=netbird.example.com; curl -fsSL https://github.com/netbirdio/netbird/releases/latest/download/getting-started-with-zitadel.sh | bash
 ```
 - Once finished, you can manage the resources via `docker-compose`
 
@@ -113,7 +113,7 @@ export NETBIRD_DOMAIN=netbird.example.com; curl -fsSL https://github.com/netbird
 [Coturn](https://github.com/coturn/coturn) is the one that has been successfully used for STUN and TURN in NetBird setups.
 
 <p float="left" align="middle">
-  <img src="https://docs.netbird.io/docs-static/img/about-netbird/high-level-dia.png" width="700"/>
+  <img src="https://docs.netbird.io/docs-static/img/architecture/high-level-dia.png" width="700"/>
 </p>
 
 See a complete [architecture overview](https://docs.netbird.io/about-netbird/how-netbird-works#architecture) for details.

client/android/client.go

@@ -4,13 +4,10 @@ package android
 
 import (
 	"context"
-	"fmt"
 	"os"
 	"slices"
 	"sync"
 
-	"golang.org/x/exp/maps"
-
 	log "github.com/sirupsen/logrus"
 
 	"github.com/netbirdio/netbird/client/iface/device"
@@ -19,13 +16,10 @@ import (
 	"github.com/netbirdio/netbird/client/internal/listener"
 	"github.com/netbirdio/netbird/client/internal/peer"
 	"github.com/netbirdio/netbird/client/internal/profilemanager"
-	"github.com/netbirdio/netbird/client/internal/routemanager"
 	"github.com/netbirdio/netbird/client/internal/stdnet"
 	"github.com/netbirdio/netbird/client/net"
 	"github.com/netbirdio/netbird/client/system"
 	"github.com/netbirdio/netbird/formatter"
-	"github.com/netbirdio/netbird/route"
-	"github.com/netbirdio/netbird/shared/management/domain"
 )
 
 // ConnectionListener export internal Listener for mobile
@@ -59,6 +53,7 @@ func init() {
 
 // Client struct manage the life circle of background service
 type Client struct {
+	cfgFile               string
 	tunAdapter            device.TunAdapter
 	iFaceDiscover         IFaceDiscover
 	recorder              *peer.Status
@@ -72,11 +67,12 @@ type Client struct {
 }
 
 // NewClient instantiate a new Client
-func NewClient(androidSDKVersion int, deviceName string, uiVersion string, tunAdapter TunAdapter, iFaceDiscover IFaceDiscover, networkChangeListener NetworkChangeListener) *Client {
+func NewClient(cfgFile string, androidSDKVersion int, deviceName string, uiVersion string, tunAdapter TunAdapter, iFaceDiscover IFaceDiscover, networkChangeListener NetworkChangeListener) *Client {
 	execWorkaround(androidSDKVersion)
 
 	net.SetAndroidProtectSocketFn(tunAdapter.ProtectSocket)
 	return &Client{
+		cfgFile:               cfgFile,
 		deviceName:            deviceName,
 		uiVersion:             uiVersion,
 		tunAdapter:            tunAdapter,
@@ -88,16 +84,10 @@ func NewClient(androidSDKVersion int, deviceName string, uiVersion string, tunAd
 }
 
 // Run start the internal client. It is a blocker function
-func (c *Client) Run(platformFiles PlatformFiles, urlOpener URLOpener, isAndroidTV bool, dns *DNSList, dnsReadyListener DnsReadyListener, envList *EnvList) error {
+func (c *Client) Run(urlOpener URLOpener, dns *DNSList, dnsReadyListener DnsReadyListener, envList *EnvList) error {
 	exportEnvList(envList)
-
-	cfgFile := platformFiles.ConfigurationFilePath()
-	stateFile := platformFiles.StateFilePath()
-
-	log.Infof("Starting client with config: %s, state: %s", cfgFile, stateFile)
-
 	cfg, err := profilemanager.UpdateOrCreateConfig(profilemanager.ConfigInput{
-		ConfigPath: cfgFile,
+		ConfigPath: c.cfgFile,
 	})
 	if err != nil {
 		return err
@@ -117,29 +107,23 @@ func (c *Client) Run(platformFiles PlatformFiles, urlOpener URLOpener, isAndroid
 	c.ctxCancelLock.Unlock()
 
 	auth := NewAuthWithConfig(ctx, cfg)
-	err = auth.login(urlOpener, isAndroidTV)
+	err = auth.login(urlOpener)
 	if err != nil {
 		return err
 	}
 
 	// todo do not throw error in case of cancelled context
 	ctx = internal.CtxInitState(ctx)
-	c.connectClient = internal.NewConnectClient(ctx, cfg, c.recorder, false)
-	return c.connectClient.RunOnAndroid(c.tunAdapter, c.iFaceDiscover, c.networkChangeListener, slices.Clone(dns.items), dnsReadyListener, stateFile)
+	c.connectClient = internal.NewConnectClient(ctx, cfg, c.recorder)
+	return c.connectClient.RunOnAndroid(c.tunAdapter, c.iFaceDiscover, c.networkChangeListener, slices.Clone(dns.items), dnsReadyListener)
 }
 
 // RunWithoutLogin we apply this type of run function when the backed has been started without UI (i.e. after reboot).
 // In this case make no sense handle registration steps.
-func (c *Client) RunWithoutLogin(platformFiles PlatformFiles, dns *DNSList, dnsReadyListener DnsReadyListener, envList *EnvList) error {
+func (c *Client) RunWithoutLogin(dns *DNSList, dnsReadyListener DnsReadyListener, envList *EnvList) error {
 	exportEnvList(envList)
-
-	cfgFile := platformFiles.ConfigurationFilePath()
-	stateFile := platformFiles.StateFilePath()
-
-	log.Infof("Starting client without login with config: %s, state: %s", cfgFile, stateFile)
-
 	cfg, err := profilemanager.UpdateOrCreateConfig(profilemanager.ConfigInput{
-		ConfigPath: cfgFile,
+		ConfigPath: c.cfgFile,
 	})
 	if err != nil {
 		return err
@@ -157,8 +141,8 @@ func (c *Client) RunWithoutLogin(platformFiles PlatformFiles, dns *DNSList, dnsR
 
 	// todo do not throw error in case of cancelled context
 	ctx = internal.CtxInitState(ctx)
-	c.connectClient = internal.NewConnectClient(ctx, cfg, c.recorder, false)
-	return c.connectClient.RunOnAndroid(c.tunAdapter, c.iFaceDiscover, c.networkChangeListener, slices.Clone(dns.items), dnsReadyListener, stateFile)
+	c.connectClient = internal.NewConnectClient(ctx, cfg, c.recorder)
+	return c.connectClient.RunOnAndroid(c.tunAdapter, c.iFaceDiscover, c.networkChangeListener, slices.Clone(dns.items), dnsReadyListener)
 }
 
 // Stop the internal client and free the resources
@@ -172,19 +156,6 @@ func (c *Client) Stop() {
 	c.ctxCancel()
 }
 
-func (c *Client) RenewTun(fd int) error {
-	if c.connectClient == nil {
-		return fmt.Errorf("engine not running")
-	}
-
-	e := c.connectClient.Engine()
-	if e == nil {
-		return fmt.Errorf("engine not initialized")
-	}
-
-	return e.RenewTun(fd)
-}
-
 // SetTraceLogLevel configure the logger to trace level
 func (c *Client) SetTraceLogLevel() {
 	log.SetLevel(log.TraceLevel)
@@ -206,7 +177,6 @@ func (c *Client) PeersList() *PeerInfoArray {
 			p.IP,
 			p.FQDN,
 			p.ConnStatus.String(),
-			PeerRoutes{routes: maps.Keys(p.GetRoutes())},
 		}
 		peerInfos[n] = pi
 	}
@@ -231,43 +201,31 @@ func (c *Client) Networks() *NetworkArray {
 		return nil
 	}
 
-	routeSelector := routeManager.GetRouteSelector()
-	if routeSelector == nil {
-		log.Error("could not get route selector")
-		return nil
-	}
-
 	networkArray := &NetworkArray{
 		items: make([]Network, 0),
 	}
 
-	resolvedDomains := c.recorder.GetResolvedDomainsStates()
-
 	for id, routes := range routeManager.GetClientRoutesWithNetID() {
 		if len(routes) == 0 {
 			continue
 		}
 
 		r := routes[0]
-		domains := c.getNetworkDomainsFromRoute(r, resolvedDomains)
 		netStr := r.Network.String()
-
 		if r.IsDynamic() {
 			netStr = r.Domains.SafeString()
 		}
 
-		routePeer, err := c.recorder.GetPeer(routes[0].Peer)
+		peer, err := c.recorder.GetPeer(routes[0].Peer)
 		if err != nil {
 			log.Errorf("could not get peer info for %s: %v", routes[0].Peer, err)
 			continue
 		}
 		network := Network{
-			Name:       string(id),
-			Network:    netStr,
-			Peer:       routePeer.FQDN,
-			Status:     routePeer.ConnStatus.String(),
-			IsSelected: routeSelector.IsSelected(id),
-			Domains:    domains,
+			Name:    string(id),
+			Network: netStr,
+			Peer:    peer.FQDN,
+			Status:  peer.ConnStatus.String(),
 		}
 		networkArray.Add(network)
 	}
@@ -295,69 +253,6 @@ func (c *Client) RemoveConnectionListener() {
 	c.recorder.RemoveConnectionListener()
 }
 
-func (c *Client) toggleRoute(command routeCommand) error {
-	return command.toggleRoute()
-}
-
-func (c *Client) getRouteManager() (routemanager.Manager, error) {
-	client := c.connectClient
-	if client == nil {
-		return nil, fmt.Errorf("not connected")
-	}
-
-	engine := client.Engine()
-	if engine == nil {
-		return nil, fmt.Errorf("engine is not running")
-	}
-
-	manager := engine.GetRouteManager()
-	if manager == nil {
-		return nil, fmt.Errorf("could not get route manager")
-	}
-
-	return manager, nil
-}
-
-func (c *Client) SelectRoute(route string) error {
-	manager, err := c.getRouteManager()
-	if err != nil {
-		return err
-	}
-
-	return c.toggleRoute(selectRouteCommand{route: route, manager: manager})
-}
-
-func (c *Client) DeselectRoute(route string) error {
-	manager, err := c.getRouteManager()
-	if err != nil {
-		return err
-	}
-
-	return c.toggleRoute(deselectRouteCommand{route: route, manager: manager})
-}
-
-// getNetworkDomainsFromRoute extracts domains from a route and enriches each domain
-// with its resolved IP addresses from the provided resolvedDomains map.
-func (c *Client) getNetworkDomainsFromRoute(route *route.Route, resolvedDomains map[domain.Domain]peer.ResolvedDomainInfo) NetworkDomains {
-	domains := NetworkDomains{}
-
-	for _, d := range route.Domains {
-		networkDomain := NetworkDomain{
-			Address: d.SafeString(),
-		}
-
-		if info, exists := resolvedDomains[d]; exists {
-			for _, prefix := range info.Prefixes {
-				networkDomain.addResolvedIP(prefix.Addr().String())
-			}
-		}
-
-		domains.Add(&networkDomain)
-	}
-
-	return domains
-}
-
 func exportEnvList(list *EnvList) {
 	if list == nil {
 		return

client/android/login.go

@@ -32,7 +32,7 @@ type ErrListener interface {
 // URLOpener it is a callback interface. The Open function will be triggered if
 // the backend want to show an url for the user
 type URLOpener interface {
-	Open(url string, userCode string)
+	Open(string)
 	OnLoginSuccess()
 }
 
@@ -148,9 +148,9 @@ func (a *Auth) loginWithSetupKeyAndSaveConfig(setupKey string, deviceName string
 }
 
 // Login try register the client on the server
-func (a *Auth) Login(resultListener ErrListener, urlOpener URLOpener, isAndroidTV bool) {
+func (a *Auth) Login(resultListener ErrListener, urlOpener URLOpener) {
 	go func() {
-		err := a.login(urlOpener, isAndroidTV)
+		err := a.login(urlOpener)
 		if err != nil {
 			resultListener.OnError(err)
 		} else {
@@ -159,7 +159,7 @@ func (a *Auth) Login(resultListener ErrListener, urlOpener URLOpener, isAndroidT
 	}()
 }
 
-func (a *Auth) login(urlOpener URLOpener, isAndroidTV bool) error {
+func (a *Auth) login(urlOpener URLOpener) error {
 	var needsLogin bool
 
 	// check if we need to generate JWT token
@@ -173,7 +173,7 @@ func (a *Auth) login(urlOpener URLOpener, isAndroidTV bool) error {
 
 	jwtToken := ""
 	if needsLogin {
-		tokenInfo, err := a.foregroundGetTokenInfo(urlOpener, isAndroidTV)
+		tokenInfo, err := a.foregroundGetTokenInfo(urlOpener)
 		if err != nil {
 			return fmt.Errorf("interactive sso login failed: %v", err)
 		}
@@ -199,8 +199,8 @@ func (a *Auth) login(urlOpener URLOpener, isAndroidTV bool) error {
 	return nil
 }
 
-func (a *Auth) foregroundGetTokenInfo(urlOpener URLOpener, isAndroidTV bool) (*auth.TokenInfo, error) {
-	oAuthFlow, err := auth.NewOAuthFlow(a.ctx, a.config, false, isAndroidTV, "")
+func (a *Auth) foregroundGetTokenInfo(urlOpener URLOpener) (*auth.TokenInfo, error) {
+	oAuthFlow, err := auth.NewOAuthFlow(a.ctx, a.config, false, "")
 	if err != nil {
 		return nil, err
 	}
@@ -210,7 +210,7 @@ func (a *Auth) foregroundGetTokenInfo(urlOpener URLOpener, isAndroidTV bool) (*a
 		return nil, fmt.Errorf("getting a request OAuth flow info failed: %v", err)
 	}
 
-	go urlOpener.Open(flowInfo.VerificationURIComplete, flowInfo.UserCode)
+	go urlOpener.Open(flowInfo.VerificationURIComplete)
 
 	waitTimeout := time.Duration(flowInfo.ExpiresIn) * time.Second
 	waitCTX, cancel := context.WithTimeout(a.ctx, waitTimeout)

client/android/network_domains.go

@@ -1,56 +0,0 @@
-//go:build android
-
-package android
-
-import "fmt"
-
-type ResolvedIPs struct {
-	resolvedIPs []string
-}
-
-func (r *ResolvedIPs) Add(ipAddress string) {
-	r.resolvedIPs = append(r.resolvedIPs, ipAddress)
-}
-
-func (r *ResolvedIPs) Get(i int) (string, error) {
-	if i < 0 || i >= len(r.resolvedIPs) {
-		return "", fmt.Errorf("%d is out of range", i)
-	}
-	return r.resolvedIPs[i], nil
-}
-
-func (r *ResolvedIPs) Size() int {
-	return len(r.resolvedIPs)
-}
-
-type NetworkDomain struct {
-	Address     string
-	resolvedIPs ResolvedIPs
-}
-
-func (d *NetworkDomain) addResolvedIP(resolvedIP string) {
-	d.resolvedIPs.Add(resolvedIP)
-}
-
-func (d *NetworkDomain) GetResolvedIPs() *ResolvedIPs {
-	return &d.resolvedIPs
-}
-
-type NetworkDomains struct {
-	domains []*NetworkDomain
-}
-
-func (n *NetworkDomains) Add(domain *NetworkDomain) {
-	n.domains = append(n.domains, domain)
-}
-
-func (n *NetworkDomains) Get(i int) (*NetworkDomain, error) {
-	if i < 0 || i >= len(n.domains) {
-		return nil, fmt.Errorf("%d is out of range", i)
-	}
-	return n.domains[i], nil
-}
-
-func (n *NetworkDomains) Size() int {
-	return len(n.domains)
-}

client/android/networks.go

@@ -3,16 +3,10 @@
 package android
 
 type Network struct {
-	Name       string
-	Network    string
-	Peer       string
-	Status     string
-	IsSelected bool
-	Domains    NetworkDomains
-}
-
-func (n Network) GetNetworkDomains() *NetworkDomains {
-	return &n.Domains
+	Name    string
+	Network string
+	Peer    string
+	Status  string
 }
 
 type NetworkArray struct {

client/android/peer_notifier.go

@@ -1,5 +1,3 @@
-//go:build android
-
 package android
 
 // PeerInfo describe information about the peers. It designed for the UI usage
@@ -7,11 +5,6 @@ type PeerInfo struct {
 	IP         string
 	FQDN       string
 	ConnStatus string // Todo replace to enum
-	Routes     PeerRoutes
-}
-
-func (p *PeerInfo) GetPeerRoutes() *PeerRoutes {
-	return &p.Routes
 }
 
 // PeerInfoArray is a wrapper of []PeerInfo

client/android/peer_routes.go

@@ -1,20 +0,0 @@
-//go:build android
-
-package android
-
-import "fmt"
-
-type PeerRoutes struct {
-	routes []string
-}
-
-func (p *PeerRoutes) Get(i int) (string, error) {
-	if i < 0 || i >= len(p.routes) {
-		return "", fmt.Errorf("%d is out of range", i)
-	}
-	return p.routes[i], nil
-}
-
-func (p *PeerRoutes) Size() int {
-	return len(p.routes)
-}

client/android/platform_files.go

@@ -1,10 +0,0 @@
-//go:build android
-
-package android
-
-// PlatformFiles groups paths to files used internally by the engine that can't be created/modified
-// at their default locations due to android OS restrictions.
-type PlatformFiles interface {
-	ConfigurationFilePath() string
-	StateFilePath() string
-}

client/android/profile_manager.go

@@ -1,257 +0,0 @@
-//go:build android
-
-package android
-
-import (
-	"fmt"
-	"os"
-	"path/filepath"
-	"strings"
-
-	log "github.com/sirupsen/logrus"
-
-	"github.com/netbirdio/netbird/client/internal/profilemanager"
-)
-
-const (
-	// Android-specific config filename (different from desktop default.json)
-	defaultConfigFilename = "netbird.cfg"
-	// Subdirectory for non-default profiles (must match Java Preferences.java)
-	profilesSubdir = "profiles"
-	// Android uses a single user context per app (non-empty username required by ServiceManager)
-	androidUsername = "android"
-)
-
-// Profile represents a profile for gomobile
-type Profile struct {
-	Name     string
-	IsActive bool
-}
-
-// ProfileArray wraps profiles for gomobile compatibility
-type ProfileArray struct {
-	items []*Profile
-}
-
-// Length returns the number of profiles
-func (p *ProfileArray) Length() int {
-	return len(p.items)
-}
-
-// Get returns the profile at index i
-func (p *ProfileArray) Get(i int) *Profile {
-	if i < 0 || i >= len(p.items) {
-		return nil
-	}
-	return p.items[i]
-}
-
-/*
-
-/data/data/io.netbird.client/files/           ← configDir parameter
-├── netbird.cfg                                 ← Default profile config
-├── state.json                                  ← Default profile state
-├── active_profile.json                         ← Active profile tracker (JSON with Name + Username)
-└── profiles/                                   ← Subdirectory for non-default profiles
-    ├── work.json                              ← Work profile config
-    ├── work.state.json                        ← Work profile state
-    ├── personal.json                          ← Personal profile config
-    └── personal.state.json                    ← Personal profile state
-*/
-
-// ProfileManager manages profiles for Android
-// It wraps the internal profilemanager to provide Android-specific behavior
-type ProfileManager struct {
-	configDir  string
-	serviceMgr *profilemanager.ServiceManager
-}
-
-// NewProfileManager creates a new profile manager for Android
-func NewProfileManager(configDir string) *ProfileManager {
-	// Set the default config path for Android (stored in root configDir, not profiles/)
-	defaultConfigPath := filepath.Join(configDir, defaultConfigFilename)
-
-	// Set global paths for Android
-	profilemanager.DefaultConfigPathDir = configDir
-	profilemanager.DefaultConfigPath = defaultConfigPath
-	profilemanager.ActiveProfileStatePath = filepath.Join(configDir, "active_profile.json")
-
-	// Create ServiceManager with profiles/ subdirectory
-	// This avoids modifying the global ConfigDirOverride for profile listing
-	profilesDir := filepath.Join(configDir, profilesSubdir)
-	serviceMgr := profilemanager.NewServiceManagerWithProfilesDir(defaultConfigPath, profilesDir)
-
-	return &ProfileManager{
-		configDir:  configDir,
-		serviceMgr: serviceMgr,
-	}
-}
-
-// ListProfiles returns all available profiles
-func (pm *ProfileManager) ListProfiles() (*ProfileArray, error) {
-	// Use ServiceManager (looks in profiles/ directory, checks active_profile.json for IsActive)
-	internalProfiles, err := pm.serviceMgr.ListProfiles(androidUsername)
-	if err != nil {
-		return nil, fmt.Errorf("failed to list profiles: %w", err)
-	}
-
-	// Convert internal profiles to Android Profile type
-	var profiles []*Profile
-	for _, p := range internalProfiles {
-		profiles = append(profiles, &Profile{
-			Name:     p.Name,
-			IsActive: p.IsActive,
-		})
-	}
-
-	return &ProfileArray{items: profiles}, nil
-}
-
-// GetActiveProfile returns the currently active profile name
-func (pm *ProfileManager) GetActiveProfile() (string, error) {
-	// Use ServiceManager to stay consistent with ListProfiles
-	// ServiceManager uses active_profile.json
-	activeState, err := pm.serviceMgr.GetActiveProfileState()
-	if err != nil {
-		return "", fmt.Errorf("failed to get active profile: %w", err)
-	}
-	return activeState.Name, nil
-}
-
-// SwitchProfile switches to a different profile
-func (pm *ProfileManager) SwitchProfile(profileName string) error {
-	// Use ServiceManager to stay consistent with ListProfiles
-	// ServiceManager uses active_profile.json
-	err := pm.serviceMgr.SetActiveProfileState(&profilemanager.ActiveProfileState{
-		Name:     profileName,
-		Username: androidUsername,
-	})
-	if err != nil {
-		return fmt.Errorf("failed to switch profile: %w", err)
-	}
-
-	log.Infof("switched to profile: %s", profileName)
-	return nil
-}
-
-// AddProfile creates a new profile
-func (pm *ProfileManager) AddProfile(profileName string) error {
-	// Use ServiceManager (creates profile in profiles/ directory)
-	if err := pm.serviceMgr.AddProfile(profileName, androidUsername); err != nil {
-		return fmt.Errorf("failed to add profile: %w", err)
-	}
-
-	log.Infof("created new profile: %s", profileName)
-	return nil
-}
-
-// LogoutProfile logs out from a profile (clears authentication)
-func (pm *ProfileManager) LogoutProfile(profileName string) error {
-	profileName = sanitizeProfileName(profileName)
-
-	configPath, err := pm.getProfileConfigPath(profileName)
-	if err != nil {
-		return err
-	}
-
-	// Check if profile exists
-	if _, err := os.Stat(configPath); os.IsNotExist(err) {
-		return fmt.Errorf("profile '%s' does not exist", profileName)
-	}
-
-	// Read current config using internal profilemanager
-	config, err := profilemanager.ReadConfig(configPath)
-	if err != nil {
-		return fmt.Errorf("failed to read profile config: %w", err)
-	}
-
-	// Clear authentication by removing private key and SSH key
-	config.PrivateKey = ""
-	config.SSHKey = ""
-
-	// Save config using internal profilemanager
-	if err := profilemanager.WriteOutConfig(configPath, config); err != nil {
-		return fmt.Errorf("failed to save config: %w", err)
-	}
-
-	log.Infof("logged out from profile: %s", profileName)
-	return nil
-}
-
-// RemoveProfile deletes a profile
-func (pm *ProfileManager) RemoveProfile(profileName string) error {
-	// Use ServiceManager (removes profile from profiles/ directory)
-	if err := pm.serviceMgr.RemoveProfile(profileName, androidUsername); err != nil {
-		return fmt.Errorf("failed to remove profile: %w", err)
-	}
-
-	log.Infof("removed profile: %s", profileName)
-	return nil
-}
-
-// getProfileConfigPath returns the config file path for a profile
-// This is needed for Android-specific path handling (netbird.cfg for default profile)
-func (pm *ProfileManager) getProfileConfigPath(profileName string) (string, error) {
-	if profileName == "" || profileName == profilemanager.DefaultProfileName {
-		// Android uses netbird.cfg for default profile instead of default.json
-		// Default profile is stored in root configDir, not in profiles/
-		return filepath.Join(pm.configDir, defaultConfigFilename), nil
-	}
-
-	// Non-default profiles are stored in profiles subdirectory
-	// This matches the Java Preferences.java expectation
-	profileName = sanitizeProfileName(profileName)
-	profilesDir := filepath.Join(pm.configDir, profilesSubdir)
-	return filepath.Join(profilesDir, profileName+".json"), nil
-}
-
-// GetConfigPath returns the config file path for a given profile
-// Java should call this instead of constructing paths with Preferences.configFile()
-func (pm *ProfileManager) GetConfigPath(profileName string) (string, error) {
-	return pm.getProfileConfigPath(profileName)
-}
-
-// GetStateFilePath returns the state file path for a given profile
-// Java should call this instead of constructing paths with Preferences.stateFile()
-func (pm *ProfileManager) GetStateFilePath(profileName string) (string, error) {
-	if profileName == "" || profileName == profilemanager.DefaultProfileName {
-		return filepath.Join(pm.configDir, "state.json"), nil
-	}
-
-	profileName = sanitizeProfileName(profileName)
-	profilesDir := filepath.Join(pm.configDir, profilesSubdir)
-	return filepath.Join(profilesDir, profileName+".state.json"), nil
-}
-
-// GetActiveConfigPath returns the config file path for the currently active profile
-// Java should call this instead of Preferences.getActiveProfileName() + Preferences.configFile()
-func (pm *ProfileManager) GetActiveConfigPath() (string, error) {
-	activeProfile, err := pm.GetActiveProfile()
-	if err != nil {
-		return "", fmt.Errorf("failed to get active profile: %w", err)
-	}
-	return pm.GetConfigPath(activeProfile)
-}
-
-// GetActiveStateFilePath returns the state file path for the currently active profile
-// Java should call this instead of Preferences.getActiveProfileName() + Preferences.stateFile()
-func (pm *ProfileManager) GetActiveStateFilePath() (string, error) {
-	activeProfile, err := pm.GetActiveProfile()
-	if err != nil {
-		return "", fmt.Errorf("failed to get active profile: %w", err)
-	}
-	return pm.GetStateFilePath(activeProfile)
-}
-
-// sanitizeProfileName removes invalid characters from profile name
-func sanitizeProfileName(name string) string {
-	// Keep only alphanumeric, underscore, and hyphen
-	var result strings.Builder
-	for _, r := range name {
-		if (r >= 'a' && r <= 'z') || (r >= 'A' && r <= 'Z') ||
-			(r >= '0' && r <= '9') || r == '_' || r == '-' {
-			result.WriteRune(r)
-		}
-	}
-	return result.String()
-}

client/android/route_command.go

@@ -1,67 +0,0 @@
-//go:build android
-
-package android
-
-import (
-	"fmt"
-
-	log "github.com/sirupsen/logrus"
-	"golang.org/x/exp/maps"
-
-	"github.com/netbirdio/netbird/client/internal/routemanager"
-	"github.com/netbirdio/netbird/route"
-)
-
-func executeRouteToggle(id string, manager routemanager.Manager,
-	operationName string,
-	routeOperation func(routes []route.NetID, allRoutes []route.NetID) error) error {
-	netID := route.NetID(id)
-	routes := []route.NetID{netID}
-
-	log.Debugf("%s with id: %s", operationName, id)
-
-	if err := routeOperation(routes, maps.Keys(manager.GetClientRoutesWithNetID())); err != nil {
-		log.Debugf("error when %s: %s", operationName, err)
-		return fmt.Errorf("error %s: %w", operationName, err)
-	}
-
-	manager.TriggerSelection(manager.GetClientRoutes())
-
-	return nil
-}
-
-type routeCommand interface {
-	toggleRoute() error
-}
-
-type selectRouteCommand struct {
-	route   string
-	manager routemanager.Manager
-}
-
-func (s selectRouteCommand) toggleRoute() error {
-	routeSelector := s.manager.GetRouteSelector()
-	if routeSelector == nil {
-		return fmt.Errorf("no route selector available")
-	}
-
-	routeOperation := func(routes []route.NetID, allRoutes []route.NetID) error {
-		return routeSelector.SelectRoutes(routes, true, allRoutes)
-	}
-
-	return executeRouteToggle(s.route, s.manager, "selecting route", routeOperation)
-}
-
-type deselectRouteCommand struct {
-	route   string
-	manager routemanager.Manager
-}
-
-func (d deselectRouteCommand) toggleRoute() error {
-	routeSelector := d.manager.GetRouteSelector()
-	if routeSelector == nil {
-		return fmt.Errorf("no route selector available")
-	}
-
-	return executeRouteToggle(d.route, d.manager, "deselecting route", routeSelector.DeselectRoutes)
-}

client/cmd/debug.go

@@ -16,7 +16,6 @@ import (
 	"github.com/netbirdio/netbird/client/internal/profilemanager"
 	"github.com/netbirdio/netbird/client/proto"
 	"github.com/netbirdio/netbird/client/server"
-	nbstatus "github.com/netbirdio/netbird/client/status"
 	mgmProto "github.com/netbirdio/netbird/shared/management/proto"
 	"github.com/netbirdio/netbird/upload-server/types"
 )
@@ -98,7 +97,6 @@ func debugBundle(cmd *cobra.Command, _ []string) error {
 	client := proto.NewDaemonServiceClient(conn)
 	request := &proto.DebugBundleRequest{
 		Anonymize:    anonymizeFlag,
-		Status:       getStatusOutput(cmd, anonymizeFlag),
 		SystemInfo:   systemInfoFlag,
 		LogFileCount: logFileCount,
 	}
@@ -136,7 +134,6 @@ func setLogLevel(cmd *cobra.Command, args []string) error {
 	client := proto.NewDaemonServiceClient(conn)
 	level := server.ParseLogLevel(args[0])
 	if level == proto.LogLevel_UNKNOWN {
-		//nolint
 		return fmt.Errorf("unknown log level: %s. Available levels are: panic, fatal, error, warn, info, debug, trace\n", args[0])
 	}
 
@@ -221,9 +218,6 @@ func runForDuration(cmd *cobra.Command, args []string) error {
 
 	time.Sleep(3 * time.Second)
 
-	headerPostUp := fmt.Sprintf("----- NetBird post-up - Timestamp: %s", time.Now().Format(time.RFC3339))
-	statusOutput := fmt.Sprintf("%s\n%s", headerPostUp, getStatusOutput(cmd, anonymizeFlag))
-
 	if waitErr := waitForDurationOrCancel(cmd.Context(), duration, cmd); waitErr != nil {
 		return waitErr
 	}
@@ -231,11 +225,8 @@ func runForDuration(cmd *cobra.Command, args []string) error {
 
 	cmd.Println("Creating debug bundle...")
 
-	headerPreDown := fmt.Sprintf("----- NetBird pre-down - Timestamp: %s - Duration: %s", time.Now().Format(time.RFC3339), duration)
-	statusOutput = fmt.Sprintf("%s\n%s\n%s", statusOutput, headerPreDown, getStatusOutput(cmd, anonymizeFlag))
 	request := &proto.DebugBundleRequest{
 		Anonymize:    anonymizeFlag,
-		Status:       statusOutput,
 		SystemInfo:   systemInfoFlag,
 		LogFileCount: logFileCount,
 	}
@@ -302,25 +293,6 @@ func setSyncResponsePersistence(cmd *cobra.Command, args []string) error {
 	return nil
 }
 
-func getStatusOutput(cmd *cobra.Command, anon bool) string {
-	var statusOutputString string
-	statusResp, err := getStatus(cmd.Context(), true)
-	if err != nil {
-		cmd.PrintErrf("Failed to get status: %v\n", err)
-	} else {
-		pm := profilemanager.NewProfileManager()
-		var profName string
-		if activeProf, err := pm.GetActiveProfile(); err == nil {
-			profName = activeProf.Name
-		}
-
-		statusOutputString = nbstatus.ParseToFullDetailSummary(
-			nbstatus.ConvertToStatusOutputOverview(statusResp, anon, "", nil, nil, nil, "", profName),
-		)
-	}
-	return statusOutputString
-}
-
 func waitForDurationOrCancel(ctx context.Context, duration time.Duration, cmd *cobra.Command) error {
 	ticker := time.NewTicker(1 * time.Second)
 	defer ticker.Stop()
@@ -379,7 +351,7 @@ func generateDebugBundle(config *profilemanager.Config, recorder *peer.Status, c
 			InternalConfig: config,
 			StatusRecorder: recorder,
 			SyncResponse:   syncResponse,
-			LogFile:        logFilePath,
+			LogPath:        logFilePath,
 		},
 		debug.BundleConfig{
 			IncludeSystemInfo: true,

client/cmd/login.go

@@ -4,12 +4,14 @@ import (
 	"context"
 	"fmt"
 	"os"
+	"os/exec"
 	"os/user"
 	"runtime"
 	"strings"
 	"time"
 
 	log "github.com/sirupsen/logrus"
+	"github.com/skratchdot/open-golang/open"
 	"github.com/spf13/cobra"
 	"google.golang.org/grpc/codes"
 	gstatus "google.golang.org/grpc/status"
@@ -81,7 +83,6 @@ var loginCmd = &cobra.Command{
 func doDaemonLogin(ctx context.Context, cmd *cobra.Command, providedSetupKey string, activeProf *profilemanager.Profile, username string, pm *profilemanager.ProfileManager) error {
 	conn, err := DialClientGRPCServer(ctx, daemonAddr)
 	if err != nil {
-		//nolint
 		return fmt.Errorf("failed to connect to daemon error: %v\n"+
 			"If the daemon is not running please run: "+
 			"\nnetbird service install \nnetbird service start\n", err)
@@ -207,7 +208,6 @@ func switchProfileOnDaemon(ctx context.Context, pm *profilemanager.ProfileManage
 func switchProfile(ctx context.Context, profileName string, username string) error {
 	conn, err := DialClientGRPCServer(ctx, daemonAddr)
 	if err != nil {
-		//nolint
 		return fmt.Errorf("failed to connect to daemon error: %v\n"+
 			"If the daemon is not running please run: "+
 			"\nnetbird service install \nnetbird service start\n", err)
@@ -332,7 +332,7 @@ func foregroundGetTokenInfo(ctx context.Context, cmd *cobra.Command, config *pro
 		hint = profileState.Email
 	}
 
-	oAuthFlow, err := auth.NewOAuthFlow(ctx, config, isUnixRunningDesktop(), false, hint)
+	oAuthFlow, err := auth.NewOAuthFlow(ctx, config, isUnixRunningDesktop(), hint)
 	if err != nil {
 		return nil, err
 	}
@@ -373,13 +373,21 @@ func openURL(cmd *cobra.Command, verificationURIComplete, userCode string, noBro
 	cmd.Println("")
 
 	if !noBrowser {
-		if err := util.OpenBrowser(verificationURIComplete); err != nil {
+		if err := openBrowser(verificationURIComplete); err != nil {
 			cmd.Println("\nAlternatively, you may want to use a setup key, see:\n\n" +
 				"https://docs.netbird.io/how-to/register-machines-using-setup-keys")
 		}
 	}
 }
 
+// openBrowser opens the URL in a browser, respecting the BROWSER environment variable.
+func openBrowser(url string) error {
+	if browser := os.Getenv("BROWSER"); browser != "" {
+		return exec.Command(browser, url).Start()
+	}
+	return open.Run(url)
+}
+
 // isUnixRunningDesktop checks if a Linux OS is running desktop environment
 func isUnixRunningDesktop() bool {
 	if runtime.GOOS != "linux" && runtime.GOOS != "freebsd" {

client/cmd/pprof.go

@@ -1,4 +1,5 @@
 //go:build pprof
+// +build pprof
 
 package cmd
 

client/cmd/root.go

@@ -85,9 +85,6 @@ var (
 
 // Execute executes the root command.
 func Execute() error {
-	if isUpdateBinary() {
-		return updateCmd.Execute()
-	}
 	return rootCmd.Execute()
 }
 
@@ -390,7 +387,6 @@ func getClient(cmd *cobra.Command) (*grpc.ClientConn, error) {
 
 	conn, err := DialClientGRPCServer(cmd.Context(), daemonAddr)
 	if err != nil {
-		//nolint
 		return nil, fmt.Errorf("failed to connect to daemon error: %v\n"+
 			"If the daemon is not running please run: "+
 			"\nnetbird service install \nnetbird service start\n", err)

client/cmd/signer/artifactkey.go

@@ -1,176 +0,0 @@
-package main
-
-import (
-	"fmt"
-	"os"
-	"time"
-
-	"github.com/spf13/cobra"
-
-	"github.com/netbirdio/netbird/client/internal/updatemanager/reposign"
-)
-
-var (
-	bundlePubKeysRootPrivKeyFile string
-	bundlePubKeysPubKeyFiles     []string
-	bundlePubKeysFile            string
-
-	createArtifactKeyRootPrivKeyFile string
-	createArtifactKeyPrivKeyFile     string
-	createArtifactKeyPubKeyFile      string
-	createArtifactKeyExpiration      time.Duration
-)
-
-var createArtifactKeyCmd = &cobra.Command{
-	Use:   "create-artifact-key",
-	Short: "Create a new artifact signing key",
-	Long: `Generate a new artifact signing key pair signed by the root private key.
-The artifact key will be used to sign software artifacts/updates.`,
-	SilenceUsage: true,
-	RunE: func(cmd *cobra.Command, args []string) error {
-		if createArtifactKeyExpiration <= 0 {
-			return fmt.Errorf("--expiration must be a positive duration (e.g., 720h, 365d, 8760h)")
-		}
-
-		if err := handleCreateArtifactKey(cmd, createArtifactKeyRootPrivKeyFile, createArtifactKeyPrivKeyFile, createArtifactKeyPubKeyFile, createArtifactKeyExpiration); err != nil {
-			return fmt.Errorf("failed to create artifact key: %w", err)
-		}
-		return nil
-	},
-}
-
-var bundlePubKeysCmd = &cobra.Command{
-	Use:   "bundle-pub-keys",
-	Short: "Bundle multiple artifact public keys into a signed package",
-	Long: `Bundle one or more artifact public keys into a signed package using the root private key.
-This command is typically used to distribute or authorize a set of valid artifact signing keys.`,
-	RunE: func(cmd *cobra.Command, args []string) error {
-		if len(bundlePubKeysPubKeyFiles) == 0 {
-			return fmt.Errorf("at least one --artifact-pub-key-file must be provided")
-		}
-
-		if err := handleBundlePubKeys(cmd, bundlePubKeysRootPrivKeyFile, bundlePubKeysPubKeyFiles, bundlePubKeysFile); err != nil {
-			return fmt.Errorf("failed to bundle public keys: %w", err)
-		}
-		return nil
-	},
-}
-
-func init() {
-	rootCmd.AddCommand(createArtifactKeyCmd)
-
-	createArtifactKeyCmd.Flags().StringVar(&createArtifactKeyRootPrivKeyFile, "root-private-key-file", "", "Path to the root private key file used to sign the artifact key")
-	createArtifactKeyCmd.Flags().StringVar(&createArtifactKeyPrivKeyFile, "artifact-priv-key-file", "", "Path where the artifact private key will be saved")
-	createArtifactKeyCmd.Flags().StringVar(&createArtifactKeyPubKeyFile, "artifact-pub-key-file", "", "Path where the artifact public key will be saved")
-	createArtifactKeyCmd.Flags().DurationVar(&createArtifactKeyExpiration, "expiration", 0, "Expiration duration for the artifact key (e.g., 720h, 365d, 8760h)")
-
-	if err := createArtifactKeyCmd.MarkFlagRequired("root-private-key-file"); err != nil {
-		panic(fmt.Errorf("mark root-private-key-file as required: %w", err))
-	}
-	if err := createArtifactKeyCmd.MarkFlagRequired("artifact-priv-key-file"); err != nil {
-		panic(fmt.Errorf("mark artifact-priv-key-file as required: %w", err))
-	}
-	if err := createArtifactKeyCmd.MarkFlagRequired("artifact-pub-key-file"); err != nil {
-		panic(fmt.Errorf("mark artifact-pub-key-file as required: %w", err))
-	}
-	if err := createArtifactKeyCmd.MarkFlagRequired("expiration"); err != nil {
-		panic(fmt.Errorf("mark expiration as required: %w", err))
-	}
-
-	rootCmd.AddCommand(bundlePubKeysCmd)
-
-	bundlePubKeysCmd.Flags().StringVar(&bundlePubKeysRootPrivKeyFile, "root-private-key-file", "", "Path to the root private key file used to sign the bundle")
-	bundlePubKeysCmd.Flags().StringArrayVar(&bundlePubKeysPubKeyFiles, "artifact-pub-key-file", nil, "Path(s) to the artifact public key files to include in the bundle (can be repeated)")
-	bundlePubKeysCmd.Flags().StringVar(&bundlePubKeysFile, "bundle-pub-key-file", "", "Path where the public keys will be saved")
-
-	if err := bundlePubKeysCmd.MarkFlagRequired("root-private-key-file"); err != nil {
-		panic(fmt.Errorf("mark root-private-key-file as required: %w", err))
-	}
-	if err := bundlePubKeysCmd.MarkFlagRequired("artifact-pub-key-file"); err != nil {
-		panic(fmt.Errorf("mark artifact-pub-key-file as required: %w", err))
-	}
-	if err := bundlePubKeysCmd.MarkFlagRequired("bundle-pub-key-file"); err != nil {
-		panic(fmt.Errorf("mark bundle-pub-key-file as required: %w", err))
-	}
-}
-
-func handleCreateArtifactKey(cmd *cobra.Command, rootPrivKeyFile, artifactPrivKeyFile, artifactPubKeyFile string, expiration time.Duration) error {
-	cmd.Println("Creating new artifact signing key...")
-
-	privKeyPEM, err := os.ReadFile(rootPrivKeyFile)
-	if err != nil {
-		return fmt.Errorf("read root private key file: %w", err)
-	}
-
-	privateRootKey, err := reposign.ParseRootKey(privKeyPEM)
-	if err != nil {
-		return fmt.Errorf("failed to parse private root key: %w", err)
-	}
-
-	artifactKey, privPEM, pubPEM, signature, err := reposign.GenerateArtifactKey(privateRootKey, expiration)
-	if err != nil {
-		return fmt.Errorf("generate artifact key: %w", err)
-	}
-
-	if err := os.WriteFile(artifactPrivKeyFile, privPEM, 0o600); err != nil {
-		return fmt.Errorf("write private key file (%s): %w", artifactPrivKeyFile, err)
-	}
-
-	if err := os.WriteFile(artifactPubKeyFile, pubPEM, 0o600); err != nil {
-		return fmt.Errorf("write public key file (%s): %w", artifactPubKeyFile, err)
-	}
-
-	signatureFile := artifactPubKeyFile + ".sig"
-	if err := os.WriteFile(signatureFile, signature, 0o600); err != nil {
-		return fmt.Errorf("write signature file (%s): %w", signatureFile, err)
-	}
-
-	cmd.Printf("✅ Artifact key created successfully.\n")
-	cmd.Printf("%s\n", artifactKey.String())
-	return nil
-}
-
-func handleBundlePubKeys(cmd *cobra.Command, rootPrivKeyFile string, artifactPubKeyFiles []string, bundlePubKeysFile string) error {
-	cmd.Println("📦 Bundling public keys into signed package...")
-
-	privKeyPEM, err := os.ReadFile(rootPrivKeyFile)
-	if err != nil {
-		return fmt.Errorf("read root private key file: %w", err)
-	}
-
-	privateRootKey, err := reposign.ParseRootKey(privKeyPEM)
-	if err != nil {
-		return fmt.Errorf("failed to parse private root key: %w", err)
-	}
-
-	publicKeys := make([]reposign.PublicKey, 0, len(artifactPubKeyFiles))
-	for _, pubFile := range artifactPubKeyFiles {
-		pubPem, err := os.ReadFile(pubFile)
-		if err != nil {
-			return fmt.Errorf("read public key file: %w", err)
-		}
-
-		pk, err := reposign.ParseArtifactPubKey(pubPem)
-		if err != nil {
-			return fmt.Errorf("failed to parse artifact key: %w", err)
-		}
-		publicKeys = append(publicKeys, pk)
-	}
-
-	parsedKeys, signature, err := reposign.BundleArtifactKeys(privateRootKey, publicKeys)
-	if err != nil {
-		return fmt.Errorf("bundle artifact keys: %w", err)
-	}
-
-	if err := os.WriteFile(bundlePubKeysFile, parsedKeys, 0o600); err != nil {
-		return fmt.Errorf("write public keys file (%s): %w", bundlePubKeysFile, err)
-	}
-
-	signatureFile := bundlePubKeysFile + ".sig"
-	if err := os.WriteFile(signatureFile, signature, 0o600); err != nil {
-		return fmt.Errorf("write signature file (%s): %w", signatureFile, err)
-	}
-
-	cmd.Printf("✅ Bundle created with %d public keys.\n", len(artifactPubKeyFiles))
-	return nil
-}

client/cmd/signer/artifactsign.go

@@ -1,276 +0,0 @@
-package main
-
-import (
-	"fmt"
-	"os"
-
-	"github.com/spf13/cobra"
-
-	"github.com/netbirdio/netbird/client/internal/updatemanager/reposign"
-)
-
-const (
-	envArtifactPrivateKey = "NB_ARTIFACT_PRIV_KEY"
-)
-
-var (
-	signArtifactPrivKeyFile  string
-	signArtifactArtifactFile string
-
-	verifyArtifactPubKeyFile    string
-	verifyArtifactFile          string
-	verifyArtifactSignatureFile string
-
-	verifyArtifactKeyPubKeyFile     string
-	verifyArtifactKeyRootPubKeyFile string
-	verifyArtifactKeySignatureFile  string
-	verifyArtifactKeyRevocationFile string
-)
-
-var signArtifactCmd = &cobra.Command{
-	Use:   "sign-artifact",
-	Short: "Sign an artifact using an artifact private key",
-	Long: `Sign a software artifact (e.g., update bundle or binary) using the artifact's private key.
-This command produces a detached signature that can be verified using the corresponding artifact public key.`,
-	SilenceUsage: true,
-	RunE: func(cmd *cobra.Command, args []string) error {
-		if err := handleSignArtifact(cmd, signArtifactPrivKeyFile, signArtifactArtifactFile); err != nil {
-			return fmt.Errorf("failed to sign artifact: %w", err)
-		}
-		return nil
-	},
-}
-
-var verifyArtifactCmd = &cobra.Command{
-	Use:          "verify-artifact",
-	Short:        "Verify an artifact signature using an artifact public key",
-	Long:         `Verify a software artifact signature using the artifact's public key.`,
-	SilenceUsage: true,
-	RunE: func(cmd *cobra.Command, args []string) error {
-		if err := handleVerifyArtifact(cmd, verifyArtifactPubKeyFile, verifyArtifactFile, verifyArtifactSignatureFile); err != nil {
-			return fmt.Errorf("failed to verify artifact: %w", err)
-		}
-		return nil
-	},
-}
-
-var verifyArtifactKeyCmd = &cobra.Command{
-	Use:   "verify-artifact-key",
-	Short: "Verify an artifact public key was signed by a root key",
-	Long: `Verify that an artifact public key (or bundle) was properly signed by a root key.
-This validates the chain of trust from the root key to the artifact key.`,
-	SilenceUsage: true,
-	RunE: func(cmd *cobra.Command, args []string) error {
-		if err := handleVerifyArtifactKey(cmd, verifyArtifactKeyPubKeyFile, verifyArtifactKeyRootPubKeyFile, verifyArtifactKeySignatureFile, verifyArtifactKeyRevocationFile); err != nil {
-			return fmt.Errorf("failed to verify artifact key: %w", err)
-		}
-		return nil
-	},
-}
-
-func init() {
-	rootCmd.AddCommand(signArtifactCmd)
-	rootCmd.AddCommand(verifyArtifactCmd)
-	rootCmd.AddCommand(verifyArtifactKeyCmd)
-
-	signArtifactCmd.Flags().StringVar(&signArtifactPrivKeyFile, "artifact-key-file", "", fmt.Sprintf("Path to the artifact private key file used for signing (or set %s env var)", envArtifactPrivateKey))
-	signArtifactCmd.Flags().StringVar(&signArtifactArtifactFile, "artifact-file", "", "Path to the artifact to be signed")
-
-	// artifact-file is required, but artifact-key-file can come from env var
-	if err := signArtifactCmd.MarkFlagRequired("artifact-file"); err != nil {
-		panic(fmt.Errorf("mark artifact-file as required: %w", err))
-	}
-
-	verifyArtifactCmd.Flags().StringVar(&verifyArtifactPubKeyFile, "artifact-public-key-file", "", "Path to the artifact public key file")
-	verifyArtifactCmd.Flags().StringVar(&verifyArtifactFile, "artifact-file", "", "Path to the artifact to be verified")
-	verifyArtifactCmd.Flags().StringVar(&verifyArtifactSignatureFile, "signature-file", "", "Path to the signature file")
-
-	if err := verifyArtifactCmd.MarkFlagRequired("artifact-public-key-file"); err != nil {
-		panic(fmt.Errorf("mark artifact-public-key-file as required: %w", err))
-	}
-	if err := verifyArtifactCmd.MarkFlagRequired("artifact-file"); err != nil {
-		panic(fmt.Errorf("mark artifact-file as required: %w", err))
-	}
-	if err := verifyArtifactCmd.MarkFlagRequired("signature-file"); err != nil {
-		panic(fmt.Errorf("mark signature-file as required: %w", err))
-	}
-
-	verifyArtifactKeyCmd.Flags().StringVar(&verifyArtifactKeyPubKeyFile, "artifact-key-file", "", "Path to the artifact public key file or bundle")
-	verifyArtifactKeyCmd.Flags().StringVar(&verifyArtifactKeyRootPubKeyFile, "root-key-file", "", "Path to the root public key file or bundle")
-	verifyArtifactKeyCmd.Flags().StringVar(&verifyArtifactKeySignatureFile, "signature-file", "", "Path to the signature file")
-	verifyArtifactKeyCmd.Flags().StringVar(&verifyArtifactKeyRevocationFile, "revocation-file", "", "Path to the revocation list file (optional)")
-
-	if err := verifyArtifactKeyCmd.MarkFlagRequired("artifact-key-file"); err != nil {
-		panic(fmt.Errorf("mark artifact-key-file as required: %w", err))
-	}
-	if err := verifyArtifactKeyCmd.MarkFlagRequired("root-key-file"); err != nil {
-		panic(fmt.Errorf("mark root-key-file as required: %w", err))
-	}
-	if err := verifyArtifactKeyCmd.MarkFlagRequired("signature-file"); err != nil {
-		panic(fmt.Errorf("mark signature-file as required: %w", err))
-	}
-}
-
-func handleSignArtifact(cmd *cobra.Command, privKeyFile, artifactFile string) error {
-	cmd.Println("🖋️  Signing artifact...")
-
-	// Load private key from env var or file
-	var privKeyPEM []byte
-	var err error
-
-	if envKey := os.Getenv(envArtifactPrivateKey); envKey != "" {
-		// Use key from environment variable
-		privKeyPEM = []byte(envKey)
-	} else if privKeyFile != "" {
-		// Fall back to file
-		privKeyPEM, err = os.ReadFile(privKeyFile)
-		if err != nil {
-			return fmt.Errorf("read private key file: %w", err)
-		}
-	} else {
-		return fmt.Errorf("artifact private key must be provided via %s environment variable or --artifact-key-file flag", envArtifactPrivateKey)
-	}
-
-	privateKey, err := reposign.ParseArtifactKey(privKeyPEM)
-	if err != nil {
-		return fmt.Errorf("failed to parse artifact private key: %w", err)
-	}
-
-	artifactData, err := os.ReadFile(artifactFile)
-	if err != nil {
-		return fmt.Errorf("read artifact file: %w", err)
-	}
-
-	signature, err := reposign.SignData(privateKey, artifactData)
-	if err != nil {
-		return fmt.Errorf("sign artifact: %w", err)
-	}
-
-	sigFile := artifactFile + ".sig"
-	if err := os.WriteFile(artifactFile+".sig", signature, 0o600); err != nil {
-		return fmt.Errorf("write signature file (%s): %w", sigFile, err)
-	}
-
-	cmd.Printf("✅ Artifact signed successfully.\n")
-	cmd.Printf("Signature file: %s\n", sigFile)
-	return nil
-}
-
-func handleVerifyArtifact(cmd *cobra.Command, pubKeyFile, artifactFile, signatureFile string) error {
-	cmd.Println("🔍 Verifying artifact...")
-
-	// Read artifact public key
-	pubKeyPEM, err := os.ReadFile(pubKeyFile)
-	if err != nil {
-		return fmt.Errorf("read public key file: %w", err)
-	}
-
-	publicKey, err := reposign.ParseArtifactPubKey(pubKeyPEM)
-	if err != nil {
-		return fmt.Errorf("failed to parse artifact public key: %w", err)
-	}
-
-	// Read artifact data
-	artifactData, err := os.ReadFile(artifactFile)
-	if err != nil {
-		return fmt.Errorf("read artifact file: %w", err)
-	}
-
-	// Read signature
-	sigBytes, err := os.ReadFile(signatureFile)
-	if err != nil {
-		return fmt.Errorf("read signature file: %w", err)
-	}
-
-	signature, err := reposign.ParseSignature(sigBytes)
-	if err != nil {
-		return fmt.Errorf("failed to parse signature: %w", err)
-	}
-
-	// Validate artifact
-	if err := reposign.ValidateArtifact([]reposign.PublicKey{publicKey}, artifactData, *signature); err != nil {
-		return fmt.Errorf("artifact verification failed: %w", err)
-	}
-
-	cmd.Println("✅ Artifact signature is valid")
-	cmd.Printf("Artifact: %s\n", artifactFile)
-	cmd.Printf("Signed by key: %s\n", signature.KeyID)
-	cmd.Printf("Signature timestamp: %s\n", signature.Timestamp.Format("2006-01-02 15:04:05 MST"))
-	return nil
-}
-
-func handleVerifyArtifactKey(cmd *cobra.Command, artifactKeyFile, rootKeyFile, signatureFile, revocationFile string) error {
-	cmd.Println("🔍 Verifying artifact key...")
-
-	// Read artifact key data
-	artifactKeyData, err := os.ReadFile(artifactKeyFile)
-	if err != nil {
-		return fmt.Errorf("read artifact key file: %w", err)
-	}
-
-	// Read root public key(s)
-	rootKeyData, err := os.ReadFile(rootKeyFile)
-	if err != nil {
-		return fmt.Errorf("read root key file: %w", err)
-	}
-
-	rootPublicKeys, err := parseRootPublicKeys(rootKeyData)
-	if err != nil {
-		return fmt.Errorf("failed to parse root public key(s): %w", err)
-	}
-
-	// Read signature
-	sigBytes, err := os.ReadFile(signatureFile)
-	if err != nil {
-		return fmt.Errorf("read signature file: %w", err)
-	}
-
-	signature, err := reposign.ParseSignature(sigBytes)
-	if err != nil {
-		return fmt.Errorf("failed to parse signature: %w", err)
-	}
-
-	// Read optional revocation list
-	var revocationList *reposign.RevocationList
-	if revocationFile != "" {
-		revData, err := os.ReadFile(revocationFile)
-		if err != nil {
-			return fmt.Errorf("read revocation file: %w", err)
-		}
-
-		revocationList, err = reposign.ParseRevocationList(revData)
-		if err != nil {
-			return fmt.Errorf("failed to parse revocation list: %w", err)
-		}
-	}
-
-	// Validate artifact key(s)
-	validKeys, err := reposign.ValidateArtifactKeys(rootPublicKeys, artifactKeyData, *signature, revocationList)
-	if err != nil {
-		return fmt.Errorf("artifact key verification failed: %w", err)
-	}
-
-	cmd.Println("✅ Artifact key(s) verified successfully")
-	cmd.Printf("Signed by root key: %s\n", signature.KeyID)
-	cmd.Printf("Signature timestamp: %s\n", signature.Timestamp.Format("2006-01-02 15:04:05 MST"))
-	cmd.Printf("\nValid artifact keys (%d):\n", len(validKeys))
-	for i, key := range validKeys {
-		cmd.Printf("  [%d] Key ID: %s\n", i+1, key.Metadata.ID)
-		cmd.Printf("      Created: %s\n", key.Metadata.CreatedAt.Format("2006-01-02 15:04:05 MST"))
-		if !key.Metadata.ExpiresAt.IsZero() {
-			cmd.Printf("      Expires: %s\n", key.Metadata.ExpiresAt.Format("2006-01-02 15:04:05 MST"))
-		} else {
-			cmd.Printf("      Expires: Never\n")
-		}
-	}
-	return nil
-}
-
-// parseRootPublicKeys parses a root public key from PEM data
-func parseRootPublicKeys(data []byte) ([]reposign.PublicKey, error) {
-	key, err := reposign.ParseRootPublicKey(data)
-	if err != nil {
-		return nil, err
-	}
-	return []reposign.PublicKey{key}, nil
-}

client/cmd/signer/main.go

@@ -1,21 +0,0 @@
-package main
-
-import (
-	"os"
-
-	"github.com/spf13/cobra"
-)
-
-var rootCmd = &cobra.Command{
-	Use:   "signer",
-	Short: "A CLI tool for managing cryptographic keys and artifacts",
-	Long: `signer is a command-line tool that helps you manage
-root keys, artifact keys, and revocation lists securely.`,
-}
-
-func main() {
-	if err := rootCmd.Execute(); err != nil {
-		rootCmd.Println(err)
-		os.Exit(1)
-	}
-}

client/cmd/signer/revocation.go

@@ -1,220 +0,0 @@
-package main
-
-import (
-	"fmt"
-	"os"
-	"time"
-
-	"github.com/spf13/cobra"
-
-	"github.com/netbirdio/netbird/client/internal/updatemanager/reposign"
-)
-
-const (
-	defaultRevocationListExpiration = 365 * 24 * time.Hour // 1 year
-)
-
-var (
-	keyID              string
-	revocationListFile string
-	privateRootKeyFile string
-	publicRootKeyFile  string
-	signatureFile      string
-	expirationDuration time.Duration
-)
-
-var createRevocationListCmd = &cobra.Command{
-	Use:          "create-revocation-list",
-	Short:        "Create a new revocation list signed by the private root key",
-	SilenceUsage: true,
-	RunE: func(cmd *cobra.Command, args []string) error {
-		return handleCreateRevocationList(cmd, revocationListFile, privateRootKeyFile)
-	},
-}
-
-var extendRevocationListCmd = &cobra.Command{
-	Use:          "extend-revocation-list",
-	Short:        "Extend an existing revocation list with a given key ID",
-	SilenceUsage: true,
-	RunE: func(cmd *cobra.Command, args []string) error {
-		return handleExtendRevocationList(cmd, keyID, revocationListFile, privateRootKeyFile)
-	},
-}
-
-var verifyRevocationListCmd = &cobra.Command{
-	Use:          "verify-revocation-list",
-	Short:        "Verify a revocation list signature using the public root key",
-	SilenceUsage: true,
-	RunE: func(cmd *cobra.Command, args []string) error {
-		return handleVerifyRevocationList(cmd, revocationListFile, signatureFile, publicRootKeyFile)
-	},
-}
-
-func init() {
-	rootCmd.AddCommand(createRevocationListCmd)
-	rootCmd.AddCommand(extendRevocationListCmd)
-	rootCmd.AddCommand(verifyRevocationListCmd)
-
-	createRevocationListCmd.Flags().StringVar(&revocationListFile, "revocation-list-file", "", "Path to the existing revocation list file")
-	createRevocationListCmd.Flags().StringVar(&privateRootKeyFile, "private-root-key", "", "Path to the private root key PEM file")
-	createRevocationListCmd.Flags().DurationVar(&expirationDuration, "expiration", defaultRevocationListExpiration, "Expiration duration for the revocation list (e.g., 8760h for 1 year)")
-	if err := createRevocationListCmd.MarkFlagRequired("revocation-list-file"); err != nil {
-		panic(err)
-	}
-	if err := createRevocationListCmd.MarkFlagRequired("private-root-key"); err != nil {
-		panic(err)
-	}
-
-	extendRevocationListCmd.Flags().StringVar(&keyID, "key-id", "", "ID of the key to extend the revocation list for")
-	extendRevocationListCmd.Flags().StringVar(&revocationListFile, "revocation-list-file", "", "Path to the existing revocation list file")
-	extendRevocationListCmd.Flags().StringVar(&privateRootKeyFile, "private-root-key", "", "Path to the private root key PEM file")
-	extendRevocationListCmd.Flags().DurationVar(&expirationDuration, "expiration", defaultRevocationListExpiration, "Expiration duration for the revocation list (e.g., 8760h for 1 year)")
-	if err := extendRevocationListCmd.MarkFlagRequired("key-id"); err != nil {
-		panic(err)
-	}
-	if err := extendRevocationListCmd.MarkFlagRequired("revocation-list-file"); err != nil {
-		panic(err)
-	}
-	if err := extendRevocationListCmd.MarkFlagRequired("private-root-key"); err != nil {
-		panic(err)
-	}
-
-	verifyRevocationListCmd.Flags().StringVar(&revocationListFile, "revocation-list-file", "", "Path to the revocation list file")
-	verifyRevocationListCmd.Flags().StringVar(&signatureFile, "signature-file", "", "Path to the signature file")
-	verifyRevocationListCmd.Flags().StringVar(&publicRootKeyFile, "public-root-key", "", "Path to the public root key PEM file")
-	if err := verifyRevocationListCmd.MarkFlagRequired("revocation-list-file"); err != nil {
-		panic(err)
-	}
-	if err := verifyRevocationListCmd.MarkFlagRequired("signature-file"); err != nil {
-		panic(err)
-	}
-	if err := verifyRevocationListCmd.MarkFlagRequired("public-root-key"); err != nil {
-		panic(err)
-	}
-}
-
-func handleCreateRevocationList(cmd *cobra.Command, revocationListFile string, privateRootKeyFile string) error {
-	privKeyPEM, err := os.ReadFile(privateRootKeyFile)
-	if err != nil {
-		return fmt.Errorf("failed to read private root key file: %w", err)
-	}
-
-	privateRootKey, err := reposign.ParseRootKey(privKeyPEM)
-	if err != nil {
-		return fmt.Errorf("failed to parse private root key: %w", err)
-	}
-
-	rlBytes, sigBytes, err := reposign.CreateRevocationList(*privateRootKey, expirationDuration)
-	if err != nil {
-		return fmt.Errorf("failed to create revocation list: %w", err)
-	}
-
-	if err := writeOutputFiles(revocationListFile, revocationListFile+".sig", rlBytes, sigBytes); err != nil {
-		return fmt.Errorf("failed to write output files: %w", err)
-	}
-
-	cmd.Println("✅ Revocation list created successfully")
-	return nil
-}
-
-func handleExtendRevocationList(cmd *cobra.Command, keyID, revocationListFile, privateRootKeyFile string) error {
-	privKeyPEM, err := os.ReadFile(privateRootKeyFile)
-	if err != nil {
-		return fmt.Errorf("failed to read private root key file: %w", err)
-	}
-
-	privateRootKey, err := reposign.ParseRootKey(privKeyPEM)
-	if err != nil {
-		return fmt.Errorf("failed to parse private root key: %w", err)
-	}
-
-	rlBytes, err := os.ReadFile(revocationListFile)
-	if err != nil {
-		return fmt.Errorf("failed to read revocation list file: %w", err)
-	}
-
-	rl, err := reposign.ParseRevocationList(rlBytes)
-	if err != nil {
-		return fmt.Errorf("failed to parse revocation list: %w", err)
-	}
-
-	kid, err := reposign.ParseKeyID(keyID)
-	if err != nil {
-		return fmt.Errorf("invalid key ID: %w", err)
-	}
-
-	newRLBytes, sigBytes, err := reposign.ExtendRevocationList(*privateRootKey, *rl, kid, expirationDuration)
-	if err != nil {
-		return fmt.Errorf("failed to extend revocation list: %w", err)
-	}
-
-	if err := writeOutputFiles(revocationListFile, revocationListFile+".sig", newRLBytes, sigBytes); err != nil {
-		return fmt.Errorf("failed to write output files: %w", err)
-	}
-
-	cmd.Println("✅ Revocation list extended successfully")
-	return nil
-}
-
-func handleVerifyRevocationList(cmd *cobra.Command, revocationListFile, signatureFile, publicRootKeyFile string) error {
-	// Read revocation list file
-	rlBytes, err := os.ReadFile(revocationListFile)
-	if err != nil {
-		return fmt.Errorf("failed to read revocation list file: %w", err)
-	}
-
-	// Read signature file
-	sigBytes, err := os.ReadFile(signatureFile)
-	if err != nil {
-		return fmt.Errorf("failed to read signature file: %w", err)
-	}
-
-	// Read public root key file
-	pubKeyPEM, err := os.ReadFile(publicRootKeyFile)
-	if err != nil {
-		return fmt.Errorf("failed to read public root key file: %w", err)
-	}
-
-	// Parse public root key
-	publicKey, err := reposign.ParseRootPublicKey(pubKeyPEM)
-	if err != nil {
-		return fmt.Errorf("failed to parse public root key: %w", err)
-	}
-
-	// Parse signature
-	signature, err := reposign.ParseSignature(sigBytes)
-	if err != nil {
-		return fmt.Errorf("failed to parse signature: %w", err)
-	}
-
-	// Validate revocation list
-	rl, err := reposign.ValidateRevocationList([]reposign.PublicKey{publicKey}, rlBytes, *signature)
-	if err != nil {
-		return fmt.Errorf("failed to validate revocation list: %w", err)
-	}
-
-	// Display results
-	cmd.Println("✅ Revocation list signature is valid")
-	cmd.Printf("Last Updated: %s\n", rl.LastUpdated.Format(time.RFC3339))
-	cmd.Printf("Expires At: %s\n", rl.ExpiresAt.Format(time.RFC3339))
-	cmd.Printf("Number of revoked keys: %d\n", len(rl.Revoked))
-
-	if len(rl.Revoked) > 0 {
-		cmd.Println("\nRevoked Keys:")
-		for keyID, revokedTime := range rl.Revoked {
-			cmd.Printf("  - %s (revoked at: %s)\n", keyID, revokedTime.Format(time.RFC3339))
-		}
-	}
-
-	return nil
-}
-
-func writeOutputFiles(rlPath, sigPath string, rlBytes, sigBytes []byte) error {
-	if err := os.WriteFile(rlPath, rlBytes, 0o600); err != nil {
-		return fmt.Errorf("failed to write revocation list file: %w", err)
-	}
-	if err := os.WriteFile(sigPath, sigBytes, 0o600); err != nil {
-		return fmt.Errorf("failed to write signature file: %w", err)
-	}
-	return nil
-}

client/cmd/signer/rootkey.go

@@ -1,74 +0,0 @@
-package main
-
-import (
-	"fmt"
-	"os"
-	"time"
-
-	"github.com/spf13/cobra"
-
-	"github.com/netbirdio/netbird/client/internal/updatemanager/reposign"
-)
-
-var (
-	privKeyFile    string
-	pubKeyFile     string
-	rootExpiration time.Duration
-)
-
-var createRootKeyCmd = &cobra.Command{
-	Use:          "create-root-key",
-	Short:        "Create a new root key pair",
-	Long:         `Create a new root key pair and specify an expiration time for it.`,
-	SilenceUsage: true,
-	RunE: func(cmd *cobra.Command, args []string) error {
-		// Validate expiration
-		if rootExpiration <= 0 {
-			return fmt.Errorf("--expiration must be a positive duration (e.g., 720h, 365d, 8760h)")
-		}
-
-		// Run main logic
-		if err := handleGenerateRootKey(cmd, privKeyFile, pubKeyFile, rootExpiration); err != nil {
-			return fmt.Errorf("failed to generate root key: %w", err)
-		}
-		return nil
-	},
-}
-
-func init() {
-	rootCmd.AddCommand(createRootKeyCmd)
-	createRootKeyCmd.Flags().StringVar(&privKeyFile, "priv-key-file", "", "Path to output private key file")
-	createRootKeyCmd.Flags().StringVar(&pubKeyFile, "pub-key-file", "", "Path to output public key file")
-	createRootKeyCmd.Flags().DurationVar(&rootExpiration, "expiration", 0, "Expiration time for the root key (e.g., 720h,)")
-
-	if err := createRootKeyCmd.MarkFlagRequired("priv-key-file"); err != nil {
-		panic(err)
-	}
-	if err := createRootKeyCmd.MarkFlagRequired("pub-key-file"); err != nil {
-		panic(err)
-	}
-	if err := createRootKeyCmd.MarkFlagRequired("expiration"); err != nil {
-		panic(err)
-	}
-}
-
-func handleGenerateRootKey(cmd *cobra.Command, privKeyFile, pubKeyFile string, expiration time.Duration) error {
-	rk, privPEM, pubPEM, err := reposign.GenerateRootKey(expiration)
-	if err != nil {
-		return fmt.Errorf("generate root key: %w", err)
-	}
-
-	// Write private key
-	if err := os.WriteFile(privKeyFile, privPEM, 0o600); err != nil {
-		return fmt.Errorf("write private key file (%s): %w", privKeyFile, err)
-	}
-
-	// Write public key
-	if err := os.WriteFile(pubKeyFile, pubPEM, 0o600); err != nil {
-		return fmt.Errorf("write public key file (%s): %w", pubKeyFile, err)
-	}
-
-	cmd.Printf("%s\n\n", rk.String())
-	cmd.Printf("✅ Root key pair generated successfully.\n")
-	return nil
-}

client/cmd/ssh.go

@@ -51,7 +51,6 @@ var (
 	identityFile          string
 	skipCachedToken       bool
 	requestPTY            bool
-	sshNoBrowser          bool
 )
 
 var (
@@ -82,7 +81,6 @@ func init() {
 	sshCmd.PersistentFlags().StringVarP(&identityFile, "identity", "i", "", "Path to SSH private key file (deprecated)")
 	_ = sshCmd.PersistentFlags().MarkDeprecated("identity", "this flag is no longer used")
 	sshCmd.PersistentFlags().BoolVar(&skipCachedToken, "no-cache", false, "Skip cached JWT token and force fresh authentication")
-	sshCmd.PersistentFlags().BoolVar(&sshNoBrowser, noBrowserFlag, false, noBrowserDesc)
 
 	sshCmd.PersistentFlags().StringArrayP("L", "L", []string{}, "Local port forwarding [bind_address:]port:host:hostport")
 	sshCmd.PersistentFlags().StringArrayP("R", "R", []string{}, "Remote port forwarding [bind_address:]port:host:hostport")
@@ -187,21 +185,6 @@ func getEnvOrDefault(flagName, defaultValue string) string {
 	return defaultValue
 }
 
-// getBoolEnvOrDefault checks for boolean environment variables with WT_ and NB_ prefixes
-func getBoolEnvOrDefault(flagName string, defaultValue bool) bool {
-	if envValue := os.Getenv("WT_" + flagName); envValue != "" {
-		if parsed, err := strconv.ParseBool(envValue); err == nil {
-			return parsed
-		}
-	}
-	if envValue := os.Getenv("NB_" + flagName); envValue != "" {
-		if parsed, err := strconv.ParseBool(envValue); err == nil {
-			return parsed
-		}
-	}
-	return defaultValue
-}
-
 // resetSSHGlobals sets SSH globals to their default values
 func resetSSHGlobals() {
 	port = sshserver.DefaultSSHPort
@@ -213,7 +196,6 @@ func resetSSHGlobals() {
 	strictHostKeyChecking = true
 	knownHostsFile = ""
 	identityFile = ""
-	sshNoBrowser = false
 }
 
 // parseCustomSSHFlags extracts -L, -R flags and returns filtered args
@@ -388,7 +370,6 @@ type sshFlags struct {
 	KnownHostsFile        string
 	IdentityFile          string
 	SkipCachedToken       bool
-	NoBrowser             bool
 	ConfigPath            string
 	LogLevel              string
 	LocalForwards         []string
@@ -400,7 +381,6 @@ type sshFlags struct {
 func createSSHFlagSet() (*flag.FlagSet, *sshFlags) {
 	defaultConfigPath := getEnvOrDefault("CONFIG", configPath)
 	defaultLogLevel := getEnvOrDefault("LOG_LEVEL", logLevel)
-	defaultNoBrowser := getBoolEnvOrDefault("NO_BROWSER", false)
 
 	fs := flag.NewFlagSet("ssh-flags", flag.ContinueOnError)
 	fs.SetOutput(nil)
@@ -421,7 +401,6 @@ func createSSHFlagSet() (*flag.FlagSet, *sshFlags) {
 	fs.StringVar(&flags.IdentityFile, "i", "", "Path to SSH private key file")
 	fs.StringVar(&flags.IdentityFile, "identity", "", "Path to SSH private key file")
 	fs.BoolVar(&flags.SkipCachedToken, "no-cache", false, "Skip cached JWT token and force fresh authentication")
-	fs.BoolVar(&flags.NoBrowser, "no-browser", defaultNoBrowser, noBrowserDesc)
 
 	fs.StringVar(&flags.ConfigPath, "c", defaultConfigPath, "Netbird config file location")
 	fs.StringVar(&flags.ConfigPath, "config", defaultConfigPath, "Netbird config file location")
@@ -470,7 +449,6 @@ func validateSSHArgsWithoutFlagParsing(_ *cobra.Command, args []string) error {
 	knownHostsFile = flags.KnownHostsFile
 	identityFile = flags.IdentityFile
 	skipCachedToken = flags.SkipCachedToken
-	sshNoBrowser = flags.NoBrowser
 
 	if flags.ConfigPath != getEnvOrDefault("CONFIG", configPath) {
 		configPath = flags.ConfigPath
@@ -530,7 +508,6 @@ func runSSH(ctx context.Context, addr string, cmd *cobra.Command) error {
 		DaemonAddr:         daemonAddr,
 		SkipCachedToken:    skipCachedToken,
 		InsecureSkipVerify: !strictHostKeyChecking,
-		NoBrowser:          sshNoBrowser,
 	})
 
 	if err != nil {
@@ -634,11 +611,7 @@ func parseAndStartLocalForward(ctx context.Context, c *sshclient.Client, forward
 		return err
 	}
 
-	if err := validateDestinationPort(remoteAddr); err != nil {
-		return fmt.Errorf("invalid remote address: %w", err)
-	}
-
-	log.Debugf("Local port forwarding: %s -> %s", localAddr, remoteAddr)
+	cmd.Printf("Local port forwarding: %s -> %s\n", localAddr, remoteAddr)
 
 	go func() {
 		if err := c.LocalPortForward(ctx, localAddr, remoteAddr); err != nil && !errors.Is(err, context.Canceled) {
@@ -656,11 +629,7 @@ func parseAndStartRemoteForward(ctx context.Context, c *sshclient.Client, forwar
 		return err
 	}
 
-	if err := validateDestinationPort(localAddr); err != nil {
-		return fmt.Errorf("invalid local address: %w", err)
-	}
-
-	log.Debugf("Remote port forwarding: %s -> %s", remoteAddr, localAddr)
+	cmd.Printf("Remote port forwarding: %s -> %s\n", remoteAddr, localAddr)
 
 	go func() {
 		if err := c.RemotePortForward(ctx, remoteAddr, localAddr); err != nil && !errors.Is(err, context.Canceled) {
@@ -671,35 +640,6 @@ func parseAndStartRemoteForward(ctx context.Context, c *sshclient.Client, forwar
 	return nil
 }
 
-// validateDestinationPort checks that the destination address has a valid port.
-// Port 0 is only valid for bind addresses (where the OS picks an available port),
-// not for destination addresses where we need to connect.
-func validateDestinationPort(addr string) error {
-	if strings.HasPrefix(addr, "/") || strings.HasPrefix(addr, "./") {
-		return nil
-	}
-
-	_, portStr, err := net.SplitHostPort(addr)
-	if err != nil {
-		return fmt.Errorf("parse address %s: %w", addr, err)
-	}
-
-	port, err := strconv.Atoi(portStr)
-	if err != nil {
-		return fmt.Errorf("invalid port %s: %w", portStr, err)
-	}
-
-	if port == 0 {
-		return fmt.Errorf("port 0 is not valid for destination address")
-	}
-
-	if port < 0 || port > 65535 {
-		return fmt.Errorf("port %d out of range (1-65535)", port)
-	}
-
-	return nil
-}
-
 // parsePortForwardSpec parses port forward specifications like "8080:localhost:80" or "[::1]:8080:localhost:80".
 // Also supports Unix sockets like "8080:/tmp/socket" or "127.0.0.1:8080:/tmp/socket".
 func parsePortForwardSpec(spec string) (string, string, error) {
@@ -809,9 +749,7 @@ func sshProxyFn(cmd *cobra.Command, args []string) error {
 	if firstLogFile := util.FindFirstLogPath(logFiles); firstLogFile != "" && firstLogFile != defaultLogFile {
 		logOutput = firstLogFile
 	}
-
-	proxyLogLevel := getEnvOrDefault("LOG_LEVEL", logLevel)
-	if err := util.InitLog(proxyLogLevel, logOutput); err != nil {
+	if err := util.InitLog(logLevel, logOutput); err != nil {
 		return fmt.Errorf("init log: %w", err)
 	}
 
@@ -823,15 +761,7 @@ func sshProxyFn(cmd *cobra.Command, args []string) error {
 		return fmt.Errorf("invalid port: %s", portStr)
 	}
 
-	// Check env var for browser setting since this command is invoked via SSH ProxyCommand
-	// where command-line flags cannot be passed. Default is to open browser.
-	noBrowser := getBoolEnvOrDefault("NO_BROWSER", false)
-	var browserOpener func(string) error
-	if !noBrowser {
-		browserOpener = util.OpenBrowser
-	}
-
-	proxy, err := sshproxy.New(daemonAddr, host, port, cmd.ErrOrStderr(), browserOpener)
+	proxy, err := sshproxy.New(daemonAddr, host, port, cmd.ErrOrStderr())
 	if err != nil {
 		return fmt.Errorf("create SSH proxy: %w", err)
 	}
@@ -858,8 +788,7 @@ var sshDetectCmd = &cobra.Command{
 }
 
 func sshDetectFn(cmd *cobra.Command, args []string) error {
-	detectLogLevel := getEnvOrDefault("LOG_LEVEL", logLevel)
-	if err := util.InitLog(detectLogLevel, "console"); err != nil {
+	if err := util.InitLog(logLevel, "console"); err != nil {
 		os.Exit(detection.ServerTypeRegular.ExitCode())
 	}
 
@@ -868,21 +797,15 @@ func sshDetectFn(cmd *cobra.Command, args []string) error {
 
 	port, err := strconv.Atoi(portStr)
 	if err != nil {
-		log.Debugf("invalid port %q: %v", portStr, err)
 		os.Exit(detection.ServerTypeRegular.ExitCode())
 	}
 
-	ctx, cancel := context.WithTimeout(cmd.Context(), detection.DefaultTimeout)
-
-	dialer := &net.Dialer{}
-	serverType, err := detection.DetectSSHServerType(ctx, dialer, host, port)
+	dialer := &net.Dialer{Timeout: detection.Timeout}
+	serverType, err := detection.DetectSSHServerType(cmd.Context(), dialer, host, port)
 	if err != nil {
-		log.Debugf("SSH server detection failed: %v", err)
-		cancel()
 		os.Exit(detection.ServerTypeRegular.ExitCode())
 	}
 
-	cancel()
 	os.Exit(serverType.ExitCode())
 	return nil
 }

client/cmd/status.go

@@ -99,7 +99,7 @@ func statusFunc(cmd *cobra.Command, args []string) error {
 		profName = activeProf.Name
 	}
 
-	var outputInformationHolder = nbstatus.ConvertToStatusOutputOverview(resp, anonymizeFlag, statusFilter, prefixNamesFilter, prefixNamesFilterMap, ipsFilterMap, connectionTypeFilter, profName)
+	var outputInformationHolder = nbstatus.ConvertToStatusOutputOverview(resp.GetFullStatus(), anonymizeFlag, resp.GetDaemonVersion(), statusFilter, prefixNamesFilter, prefixNamesFilterMap, ipsFilterMap, connectionTypeFilter, profName)
 	var statusOutputString string
 	switch {
 	case detailFlag:
@@ -124,7 +124,6 @@ func statusFunc(cmd *cobra.Command, args []string) error {
 func getStatus(ctx context.Context, shouldRunProbes bool) (*proto.StatusResponse, error) {
 	conn, err := DialClientGRPCServer(ctx, daemonAddr)
 	if err != nil {
-		//nolint
 		return nil, fmt.Errorf("failed to connect to daemon error: %v\n"+
 			"If the daemon is not running please run: "+
 			"\nnetbird service install \nnetbird service start\n", err)

client/cmd/testutil_test.go

@@ -15,9 +15,8 @@ import (
 
 	"github.com/netbirdio/netbird/management/internals/controllers/network_map/controller"
 	"github.com/netbirdio/netbird/management/internals/controllers/network_map/update_channel"
-	"github.com/netbirdio/netbird/management/internals/modules/peers"
-	"github.com/netbirdio/netbird/management/internals/modules/peers/ephemeral/manager"
 	nbgrpc "github.com/netbirdio/netbird/management/internals/shared/grpc"
+	"github.com/netbirdio/netbird/management/server/job"
 
 	clientProto "github.com/netbirdio/netbird/client/proto"
 	client "github.com/netbirdio/netbird/client/server"
@@ -26,6 +25,8 @@ import (
 	"github.com/netbirdio/netbird/management/server/activity"
 	"github.com/netbirdio/netbird/management/server/groups"
 	"github.com/netbirdio/netbird/management/server/integrations/port_forwarding"
+	"github.com/netbirdio/netbird/management/server/peers"
+	"github.com/netbirdio/netbird/management/server/peers/ephemeral/manager"
 	"github.com/netbirdio/netbird/management/server/permissions"
 	"github.com/netbirdio/netbird/management/server/settings"
 	"github.com/netbirdio/netbird/management/server/store"
@@ -88,7 +89,11 @@ func startManagement(t *testing.T, config *config.Config, testFile string) (*grp
 	}
 	t.Cleanup(cleanUp)
 
+	jobManager := job.NewJobManager(nil, store)
 	eventStore := &activity.InMemoryEventStore{}
+	if err != nil {
+		return nil, nil
+	}
 
 	ctrl := gomock.NewController(t)
 	t.Cleanup(ctrl.Finish)
@@ -113,18 +118,15 @@ func startManagement(t *testing.T, config *config.Config, testFile string) (*grp
 	ctx := context.Background()
 	updateManager := update_channel.NewPeersUpdateManager(metrics)
 	requestBuffer := mgmt.NewAccountRequestBuffer(ctx, store)
-	networkMapController := controller.NewController(ctx, store, metrics, updateManager, requestBuffer, mgmt.MockIntegratedValidator{}, settingsMockManager, "netbird.cloud", port_forwarding.NewControllerMock(), manager.NewEphemeralManager(store, peersmanager), config)
+	networkMapController := controller.NewController(ctx, store, metrics, updateManager, requestBuffer, mgmt.MockIntegratedValidator{}, settingsMockManager, "netbird.cloud", port_forwarding.NewControllerMock())
 
-	accountManager, err := mgmt.BuildManager(context.Background(), config, store, networkMapController, nil, "", eventStore, nil, false, iv, metrics, port_forwarding.NewControllerMock(), settingsMockManager, permissionsManagerMock, false)
+	accountManager, err := mgmt.BuildManager(context.Background(), config, store, networkMapController, jobManager, nil, "", eventStore, nil, false, iv, metrics, port_forwarding.NewControllerMock(), settingsMockManager, permissionsManagerMock, false)
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	secretsManager, err := nbgrpc.NewTimeBasedAuthSecretsManager(updateManager, config.TURNConfig, config.Relay, settingsMockManager, groupsManager)
-	if err != nil {
-		t.Fatal(err)
-	}
-	mgmtServer, err := nbgrpc.NewServer(config, accountManager, settingsMockManager, secretsManager, nil, nil, &mgmt.MockIntegratedValidator{}, networkMapController, nil)
+	secretsManager := nbgrpc.NewTimeBasedAuthSecretsManager(updateManager, config.TURNConfig, config.Relay, settingsMockManager, groupsManager)
+	mgmtServer, err := nbgrpc.NewServer(config, accountManager, settingsMockManager, updateManager, jobManager, secretsManager, nil, &manager.EphemeralManager{}, nil, &mgmt.MockIntegratedValidator{}, networkMapController)
 	if err != nil {
 		t.Fatal(err)
 	}

client/cmd/up.go

@@ -197,10 +197,10 @@ func runInForegroundMode(ctx context.Context, cmd *cobra.Command, activeProf *pr
 	r := peer.NewRecorder(config.ManagementURL.String())
 	r.GetFullStatus()
 
-	connectClient := internal.NewConnectClient(ctx, config, r, false)
+	connectClient := internal.NewConnectClient(ctx, config, r)
 	SetupDebugHandler(ctx, config, r, connectClient, "")
 
-	return connectClient.Run(nil)
+	return connectClient.Run(nil, util.FindFirstLogPath(logFiles))
 }
 
 func runInDaemonMode(ctx context.Context, cmd *cobra.Command, pm *profilemanager.ProfileManager, activeProf *profilemanager.Profile, profileSwitched bool) error {
@@ -216,7 +216,6 @@ func runInDaemonMode(ctx context.Context, cmd *cobra.Command, pm *profilemanager
 
 	conn, err := DialClientGRPCServer(ctx, daemonAddr)
 	if err != nil {
-		//nolint
 		return fmt.Errorf("failed to connect to daemon error: %v\n"+
 			"If the daemon is not running please run: "+
 			"\nnetbird service install \nnetbird service start\n", err)

client/cmd/update.go

@@ -1,13 +0,0 @@
-//go:build !windows && !darwin
-
-package cmd
-
-import (
-	"github.com/spf13/cobra"
-)
-
-var updateCmd *cobra.Command
-
-func isUpdateBinary() bool {
-	return false
-}

client/cmd/update_supported.go

@@ -1,75 +0,0 @@
-//go:build windows || darwin
-
-package cmd
-
-import (
-	"context"
-	"os"
-	"path/filepath"
-	"strings"
-
-	log "github.com/sirupsen/logrus"
-	"github.com/spf13/cobra"
-
-	"github.com/netbirdio/netbird/client/internal/updatemanager/installer"
-	"github.com/netbirdio/netbird/util"
-)
-
-var (
-	updateCmd = &cobra.Command{
-		Use:   "update",
-		Short: "Update the NetBird client application",
-		RunE:  updateFunc,
-	}
-
-	tempDirFlag    string
-	installerFile  string
-	serviceDirFlag string
-	dryRunFlag     bool
-)
-
-func init() {
-	updateCmd.Flags().StringVar(&tempDirFlag, "temp-dir", "", "temporary dir")
-	updateCmd.Flags().StringVar(&installerFile, "installer-file", "", "installer file")
-	updateCmd.Flags().StringVar(&serviceDirFlag, "service-dir", "", "service directory")
-	updateCmd.Flags().BoolVar(&dryRunFlag, "dry-run", false, "dry run the update process without making any changes")
-}
-
-// isUpdateBinary checks if the current executable is named "update" or "update.exe"
-func isUpdateBinary() bool {
-	// Remove extension for cross-platform compatibility
-	execPath, err := os.Executable()
-	if err != nil {
-		return false
-	}
-	baseName := filepath.Base(execPath)
-	name := strings.TrimSuffix(baseName, filepath.Ext(baseName))
-
-	return name == installer.UpdaterBinaryNameWithoutExtension()
-}
-
-func updateFunc(cmd *cobra.Command, args []string) error {
-	if err := setupLogToFile(tempDirFlag); err != nil {
-		return err
-	}
-
-	log.Infof("updater started: %s", serviceDirFlag)
-	updater := installer.NewWithDir(tempDirFlag)
-	if err := updater.Setup(context.Background(), dryRunFlag, installerFile, serviceDirFlag); err != nil {
-		log.Errorf("failed to update application: %v", err)
-		return err
-	}
-	return nil
-}
-
-func setupLogToFile(dir string) error {
-	logFile := filepath.Join(dir, installer.LogFile)
-
-	if _, err := os.Stat(logFile); err == nil {
-		if err := os.Remove(logFile); err != nil {
-			log.Errorf("failed to remove existing log file: %v\n", err)
-		}
-	}
-
-	return util.InitLog(logLevel, util.LogConsole, logFile)
-}

client/embed/embed.go

@@ -173,14 +173,15 @@ func (c *Client) Start(startCtx context.Context) error {
 	}
 
 	recorder := peer.NewRecorder(c.config.ManagementURL.String())
-	client := internal.NewConnectClient(ctx, c.config, recorder, false)
+
+	client := internal.NewConnectClient(ctx, c.config, recorder)
 
 	// either startup error (permanent backoff err) or nil err (successful engine up)
 	// TODO: make after-startup backoff err available
 	run := make(chan struct{})
 	clientErr := make(chan error, 1)
 	go func() {
-		if err := client.Run(run); err != nil {
+		if err := client.Run(run, ""); err != nil {
 			clientErr <- err
 		}
 	}()

client/firewall/iptables/acl_linux.go

@@ -386,8 +386,11 @@ func (m *aclManager) updateState() {
 
 // filterRuleSpecs returns the specs of a filtering rule
 func filterRuleSpecs(ip net.IP, protocol string, sPort, dPort *firewall.Port, action firewall.Action, ipsetName string) (specs []string) {
+	matchByIP := true
 	// don't use IP matching if IP is 0.0.0.0
-	matchByIP := !ip.IsUnspecified()
+	if ip.IsUnspecified() {
+		matchByIP = false
+	}
 
 	if matchByIP {
 		if ipsetName != "" {

client/firewall/iptables/manager_linux_test.go

@@ -161,7 +161,7 @@ func TestIptablesManagerDenyRules(t *testing.T) {
 			t.Logf("  [%d] %s", i, rule)
 		}
 
-		var denyRuleIndex, acceptRuleIndex = -1, -1
+		var denyRuleIndex, acceptRuleIndex int = -1, -1
 		for i, rule := range rules {
 			if strings.Contains(rule, "DROP") {
 				t.Logf("Found DROP rule at index %d: %s", i, rule)

client/firewall/nftables/manager_linux_test.go

@@ -198,7 +198,7 @@ func TestNftablesManagerRuleOrder(t *testing.T) {
 	t.Logf("Found %d rules in nftables chain", len(rules))
 
 	// Find the accept and deny rules and verify deny comes before accept
-	var acceptRuleIndex, denyRuleIndex = -1, -1
+	var acceptRuleIndex, denyRuleIndex int = -1, -1
 	for i, rule := range rules {
 		hasAcceptHTTPSet := false
 		hasDenyHTTPSet := false
@@ -208,13 +208,11 @@ func TestNftablesManagerRuleOrder(t *testing.T) {
 		for _, e := range rule.Exprs {
 			// Check for set lookup
 			if lookup, ok := e.(*expr.Lookup); ok {
-				switch lookup.SetName {
-				case "accept-http":
+				if lookup.SetName == "accept-http" {
 					hasAcceptHTTPSet = true
-				case "deny-http":
+				} else if lookup.SetName == "deny-http" {
 					hasDenyHTTPSet = true
 				}
-
 			}
 			// Check for port 80
 			if cmp, ok := e.(*expr.Cmp); ok {
@@ -224,10 +222,9 @@ func TestNftablesManagerRuleOrder(t *testing.T) {
 			}
 			// Check for verdict
 			if verdict, ok := e.(*expr.Verdict); ok {
-				switch verdict.Kind {
-				case expr.VerdictAccept:
+				if verdict.Kind == expr.VerdictAccept {
 					action = "ACCEPT"
-				case expr.VerdictDrop:
+				} else if verdict.Kind == expr.VerdictDrop {
 					action = "DROP"
 				}
 			}
@@ -389,97 +386,6 @@ func TestNftablesManagerCompatibilityWithIptables(t *testing.T) {
 	verifyIptablesOutput(t, stdout, stderr)
 }
 
-func TestNftablesManagerCompatibilityWithIptablesFor6kPrefixes(t *testing.T) {
-	if check() != NFTABLES {
-		t.Skip("nftables not supported on this system")
-	}
-
-	if _, err := exec.LookPath("iptables-save"); err != nil {
-		t.Skipf("iptables-save not available on this system: %v", err)
-	}
-
-	// First ensure iptables-nft tables exist by running iptables-save
-	stdout, stderr := runIptablesSave(t)
-	verifyIptablesOutput(t, stdout, stderr)
-
-	manager, err := Create(ifaceMock, iface.DefaultMTU)
-	require.NoError(t, err, "failed to create manager")
-	require.NoError(t, manager.Init(nil))
-
-	t.Cleanup(func() {
-		err := manager.Close(nil)
-		require.NoError(t, err, "failed to reset manager state")
-
-		// Verify iptables output after reset
-		stdout, stderr := runIptablesSave(t)
-		verifyIptablesOutput(t, stdout, stderr)
-	})
-
-	const octet2Count = 25
-	const octet3Count = 255
-	prefixes := make([]netip.Prefix, 0, (octet2Count-1)*(octet3Count-1))
-	for i := 1; i < octet2Count; i++ {
-		for j := 1; j < octet3Count; j++ {
-			addr := netip.AddrFrom4([4]byte{192, byte(j), byte(i), 0})
-			prefixes = append(prefixes, netip.PrefixFrom(addr, 24))
-		}
-	}
-	_, err = manager.AddRouteFiltering(
-		nil,
-		prefixes,
-		fw.Network{Prefix: netip.MustParsePrefix("10.2.0.0/24")},
-		fw.ProtocolTCP,
-		nil,
-		&fw.Port{Values: []uint16{443}},
-		fw.ActionAccept,
-	)
-	require.NoError(t, err, "failed to add route filtering rule")
-
-	stdout, stderr = runIptablesSave(t)
-	verifyIptablesOutput(t, stdout, stderr)
-}
-
-func TestNftablesManagerCompatibilityWithIptablesForEmptyPrefixes(t *testing.T) {
-	if check() != NFTABLES {
-		t.Skip("nftables not supported on this system")
-	}
-
-	if _, err := exec.LookPath("iptables-save"); err != nil {
-		t.Skipf("iptables-save not available on this system: %v", err)
-	}
-
-	// First ensure iptables-nft tables exist by running iptables-save
-	stdout, stderr := runIptablesSave(t)
-	verifyIptablesOutput(t, stdout, stderr)
-
-	manager, err := Create(ifaceMock, iface.DefaultMTU)
-	require.NoError(t, err, "failed to create manager")
-	require.NoError(t, manager.Init(nil))
-
-	t.Cleanup(func() {
-		err := manager.Close(nil)
-		require.NoError(t, err, "failed to reset manager state")
-
-		// Verify iptables output after reset
-		stdout, stderr := runIptablesSave(t)
-		verifyIptablesOutput(t, stdout, stderr)
-	})
-
-	_, err = manager.AddRouteFiltering(
-		nil,
-		[]netip.Prefix{},
-		fw.Network{Prefix: netip.MustParsePrefix("10.2.0.0/24")},
-		fw.ProtocolTCP,
-		nil,
-		&fw.Port{Values: []uint16{443}},
-		fw.ActionAccept,
-	)
-	require.NoError(t, err, "failed to add route filtering rule")
-
-	stdout, stderr = runIptablesSave(t)
-	verifyIptablesOutput(t, stdout, stderr)
-}
-
 func compareExprsIgnoringCounters(t *testing.T, got, want []expr.Any) {
 	t.Helper()
 	require.Equal(t, len(got), len(want), "expression count mismatch")

client/firewall/nftables/router_linux.go

@@ -27,11 +27,7 @@ import (
 )
 
 const (
-	tableNat      = "nat"
-	tableMangle   = "mangle"
-	tableRaw      = "raw"
-	tableSecurity = "security"
-
+	tableNat               = "nat"
 	chainNameNatPrerouting = "PREROUTING"
 	chainNameRoutingFw     = "netbird-rt-fwd"
 	chainNameRoutingNat    = "netbird-rt-postrouting"
@@ -48,12 +44,10 @@ const (
 
 	// ipTCPHeaderMinSize represents minimum IP (20) + TCP (20) header size for MSS calculation
 	ipTCPHeaderMinSize = 40
-
-	// maxPrefixesSet 1638 prefixes start to fail, taking some margin
-	maxPrefixesSet       = 1500
-	refreshRulesMapError = "refresh rules map: %w"
 )
 
+const refreshRulesMapError = "refresh rules map: %w"
+
 var (
 	errFilterTableNotFound = fmt.Errorf("'filter' table not found")
 )
@@ -97,7 +91,11 @@ func newRouter(workTable *nftables.Table, wgIface iFaceMapper, mtu uint16) (*rou
 	var err error
 	r.filterTable, err = r.loadFilterTable()
 	if err != nil {
-		log.Debugf("ip filter table not found: %v", err)
+		if errors.Is(err, errFilterTableNotFound) {
+			log.Warnf("table 'filter' not found for forward rules")
+		} else {
+			return nil, fmt.Errorf("load filter table: %w", err)
+		}
 	}
 
 	return r, nil
@@ -177,7 +175,7 @@ func (r *router) removeNatPreroutingRules() error {
 func (r *router) loadFilterTable() (*nftables.Table, error) {
 	tables, err := r.conn.ListTablesOfFamily(nftables.TableFamilyIPv4)
 	if err != nil {
-		return nil, fmt.Errorf("list tables: %w", err)
+		return nil, fmt.Errorf("unable to list tables: %v", err)
 	}
 
 	for _, table := range tables {
@@ -189,39 +187,14 @@ func (r *router) loadFilterTable() (*nftables.Table, error) {
 	return nil, errFilterTableNotFound
 }
 
-func hookName(hook *nftables.ChainHook) string {
-	if hook == nil {
-		return "unknown"
-	}
-	switch *hook {
-	case *nftables.ChainHookForward:
-		return chainNameForward
-	case *nftables.ChainHookInput:
-		return chainNameInput
-	default:
-		return fmt.Sprintf("hook(%d)", *hook)
-	}
-}
-
-func familyName(family nftables.TableFamily) string {
-	switch family {
-	case nftables.TableFamilyIPv4:
-		return "ip"
-	case nftables.TableFamilyIPv6:
-		return "ip6"
-	case nftables.TableFamilyINet:
-		return "inet"
-	default:
-		return fmt.Sprintf("family(%d)", family)
-	}
-}
-
 func (r *router) createContainers() error {
 	r.chains[chainNameRoutingFw] = r.conn.AddChain(&nftables.Chain{
 		Name:  chainNameRoutingFw,
 		Table: r.workTable,
 	})
 
+	insertReturnTrafficRule(r.conn, r.workTable, r.chains[chainNameRoutingFw])
+
 	prio := *nftables.ChainPriorityNATSource - 1
 	r.chains[chainNameRoutingNat] = r.conn.AddChain(&nftables.Chain{
 		Name:     chainNameRoutingNat,
@@ -263,12 +236,9 @@ func (r *router) createContainers() error {
 		Type:     nftables.ChainTypeFilter,
 	})
 
-	insertReturnTrafficRule(r.conn, r.workTable, r.chains[chainNameRoutingFw])
-
-	r.addPostroutingRules()
-
-	if err := r.conn.Flush(); err != nil {
-		return fmt.Errorf("initialize tables: %v", err)
+	// Add the single NAT rule that matches on mark
+	if err := r.addPostroutingRules(); err != nil {
+		return fmt.Errorf("add single nat rule: %v", err)
 	}
 
 	if err := r.addMSSClampingRules(); err != nil {
@@ -280,7 +250,11 @@ func (r *router) createContainers() error {
 	}
 
 	if err := r.refreshRulesMap(); err != nil {
-		log.Errorf("failed to refresh rules: %s", err)
+		log.Errorf("failed to clean up rules from FORWARD chain: %s", err)
+	}
+
+	if err := r.conn.Flush(); err != nil {
+		return fmt.Errorf("initialize tables: %v", err)
 	}
 
 	return nil
@@ -515,35 +489,16 @@ func (r *router) createIpSet(setName string, input setInput) (*nftables.Set, err
 	}
 
 	elements := convertPrefixesToSet(prefixes)
-	nElements := len(elements)
-
-	maxElements := maxPrefixesSet * 2
-	initialElements := elements[:min(maxElements, nElements)]
-
-	if err := r.conn.AddSet(nfset, initialElements); err != nil {
-		return nil, fmt.Errorf("error adding set %s: %w", setName, err)
+	if err := r.conn.AddSet(nfset, elements); err != nil {
+		return nil, fmt.Errorf("error adding elements to set %s: %w", setName, err)
 	}
+
 	if err := r.conn.Flush(); err != nil {
 		return nil, fmt.Errorf("flush error: %w", err)
 	}
-	log.Debugf("Created new ipset: %s with %d initial prefixes (total prefixes %d)", setName, len(initialElements)/2, len(prefixes))
 
-	var subEnd int
-	for subStart := maxElements; subStart < nElements; subStart += maxElements {
-		subEnd = min(subStart+maxElements, nElements)
-		subElement := elements[subStart:subEnd]
-		nSubPrefixes := len(subElement) / 2
-		log.Tracef("Adding new prefixes (%d) in ipset: %s", nSubPrefixes, setName)
-		if err := r.conn.SetAddElements(nfset, subElement); err != nil {
-			return nil, fmt.Errorf("error adding prefixes (%d) to set %s: %w", nSubPrefixes, setName, err)
-		}
-		if err := r.conn.Flush(); err != nil {
-			return nil, fmt.Errorf("flush error: %w", err)
-		}
-		log.Debugf("Added new prefixes (%d) in ipset: %s", nSubPrefixes, setName)
-	}
+	log.Printf("Created new ipset: %s with %d elements", setName, len(elements)/2)
 
-	log.Infof("Created new ipset: %s with %d prefixes", setName, len(prefixes))
 	return nfset, nil
 }
 
@@ -740,7 +695,7 @@ func (r *router) addNatRule(pair firewall.RouterPair) error {
 }
 
 // addPostroutingRules adds the masquerade rules
-func (r *router) addPostroutingRules() {
+func (r *router) addPostroutingRules() error {
 	// First masquerade rule for traffic coming in from WireGuard interface
 	exprs := []expr.Any{
 		// Match on the first fwmark
@@ -806,6 +761,8 @@ func (r *router) addPostroutingRules() {
 		Chain: r.chains[chainNameRoutingNat],
 		Exprs: exprs2,
 	})
+
+	return nil
 }
 
 // addMSSClampingRules adds MSS clamping rules to prevent fragmentation for forwarded traffic.
@@ -882,7 +839,7 @@ func (r *router) addMSSClampingRules() error {
 		Exprs: exprsOut,
 	})
 
-	return r.conn.Flush()
+	return nil
 }
 
 // addLegacyRouteRule adds a legacy routing rule for mgmt servers pre route acls
@@ -982,21 +939,8 @@ func (r *router) RemoveAllLegacyRouteRules() error {
 // In case the FORWARD policy is set to "drop", we add an established/related rule to allow return traffic for the inbound rule.
 // This method also adds INPUT chain rules to allow traffic to the local interface.
 func (r *router) acceptForwardRules() error {
-	var merr *multierror.Error
-
-	if err := r.acceptFilterTableRules(); err != nil {
-		merr = multierror.Append(merr, err)
-	}
-
-	if err := r.acceptExternalChainsRules(); err != nil {
-		merr = multierror.Append(merr, fmt.Errorf("add accept rules to external chains: %w", err))
-	}
-
-	return nberrors.FormatErrorOrNil(merr)
-}
-
-func (r *router) acceptFilterTableRules() error {
 	if r.filterTable == nil {
+		log.Debugf("table 'filter' not found for forward rules, skipping accept rules")
 		return nil
 	}
 
@@ -1009,11 +953,11 @@ func (r *router) acceptFilterTableRules() error {
 	// Try iptables first and fallback to nftables if iptables is not available
 	ipt, err := iptables.New()
 	if err != nil {
-		// iptables is not available but the filter table exists
+		// filter table exists but iptables is not
 		log.Warnf("Will use nftables to manipulate the filter table because iptables is not available: %v", err)
 
 		fw = "nftables"
-		return r.acceptFilterRulesNftables(r.filterTable)
+		return r.acceptFilterRulesNftables()
 	}
 
 	return r.acceptFilterRulesIptables(ipt)
@@ -1024,7 +968,7 @@ func (r *router) acceptFilterRulesIptables(ipt *iptables.IPTables) error {
 
 	for _, rule := range r.getAcceptForwardRules() {
 		if err := ipt.Insert("filter", chainNameForward, 1, rule...); err != nil {
-			merr = multierror.Append(merr, fmt.Errorf("add iptables forward rule: %v", err))
+			merr = multierror.Append(err, fmt.Errorf("add iptables forward rule: %v", err))
 		} else {
 			log.Debugf("added iptables forward rule: %v", rule)
 		}
@@ -1032,7 +976,7 @@ func (r *router) acceptFilterRulesIptables(ipt *iptables.IPTables) error {
 
 	inputRule := r.getAcceptInputRule()
 	if err := ipt.Insert("filter", chainNameInput, 1, inputRule...); err != nil {
-		merr = multierror.Append(merr, fmt.Errorf("add iptables input rule: %v", err))
+		merr = multierror.Append(err, fmt.Errorf("add iptables input rule: %v", err))
 	} else {
 		log.Debugf("added iptables input rule: %v", inputRule)
 	}
@@ -1052,70 +996,18 @@ func (r *router) getAcceptInputRule() []string {
 	return []string{"-i", r.wgIface.Name(), "-j", "ACCEPT"}
 }
 
-// acceptFilterRulesNftables adds accept rules to the ip filter table using nftables.
-// This is used when iptables is not available.
-func (r *router) acceptFilterRulesNftables(table *nftables.Table) error {
+func (r *router) acceptFilterRulesNftables() error {
 	intf := ifname(r.wgIface.Name())
 
-	forwardChain := &nftables.Chain{
-		Name:     chainNameForward,
-		Table:    table,
-		Type:     nftables.ChainTypeFilter,
-		Hooknum:  nftables.ChainHookForward,
-		Priority: nftables.ChainPriorityFilter,
-	}
-	r.insertForwardAcceptRules(forwardChain, intf)
-
-	inputChain := &nftables.Chain{
-		Name:     chainNameInput,
-		Table:    table,
-		Type:     nftables.ChainTypeFilter,
-		Hooknum:  nftables.ChainHookInput,
-		Priority: nftables.ChainPriorityFilter,
-	}
-	r.insertInputAcceptRule(inputChain, intf)
-
-	return r.conn.Flush()
-}
-
-// acceptExternalChainsRules adds accept rules to external chains (non-netbird, non-iptables tables).
-// It dynamically finds chains at call time to handle chains that may have been created after startup.
-func (r *router) acceptExternalChainsRules() error {
-	chains := r.findExternalChains()
-	if len(chains) == 0 {
-		return nil
-	}
-
-	intf := ifname(r.wgIface.Name())
-
-	for _, chain := range chains {
-		if chain.Hooknum == nil {
-			log.Debugf("skipping external chain %s/%s: hooknum is nil", chain.Table.Name, chain.Name)
-			continue
-		}
-
-		log.Debugf("adding accept rules to external %s chain: %s %s/%s",
-			hookName(chain.Hooknum), familyName(chain.Table.Family), chain.Table.Name, chain.Name)
-
-		switch *chain.Hooknum {
-		case *nftables.ChainHookForward:
-			r.insertForwardAcceptRules(chain, intf)
-		case *nftables.ChainHookInput:
-			r.insertInputAcceptRule(chain, intf)
-		}
-	}
-
-	if err := r.conn.Flush(); err != nil {
-		return fmt.Errorf("flush external chain rules: %w", err)
-	}
-
-	return nil
-}
-
-func (r *router) insertForwardAcceptRules(chain *nftables.Chain, intf []byte) {
 	iifRule := &nftables.Rule{
-		Table: chain.Table,
-		Chain: chain,
+		Table: r.filterTable,
+		Chain: &nftables.Chain{
+			Name:     chainNameForward,
+			Table:    r.filterTable,
+			Type:     nftables.ChainTypeFilter,
+			Hooknum:  nftables.ChainHookForward,
+			Priority: nftables.ChainPriorityFilter,
+		},
 		Exprs: []expr.Any{
 			&expr.Meta{Key: expr.MetaKeyIIFNAME, Register: 1},
 			&expr.Cmp{
@@ -1138,19 +1030,30 @@ func (r *router) insertForwardAcceptRules(chain *nftables.Chain, intf []byte) {
 			Data:     intf,
 		},
 	}
+
 	oifRule := &nftables.Rule{
-		Table:    chain.Table,
-		Chain:    chain,
+		Table: r.filterTable,
+		Chain: &nftables.Chain{
+			Name:     chainNameForward,
+			Table:    r.filterTable,
+			Type:     nftables.ChainTypeFilter,
+			Hooknum:  nftables.ChainHookForward,
+			Priority: nftables.ChainPriorityFilter,
+		},
 		Exprs:    append(oifExprs, getEstablishedExprs(2)...),
 		UserData: []byte(userDataAcceptForwardRuleOif),
 	}
 	r.conn.InsertRule(oifRule)
-}
 
-func (r *router) insertInputAcceptRule(chain *nftables.Chain, intf []byte) {
 	inputRule := &nftables.Rule{
-		Table: chain.Table,
-		Chain: chain,
+		Table: r.filterTable,
+		Chain: &nftables.Chain{
+			Name:     chainNameInput,
+			Table:    r.filterTable,
+			Type:     nftables.ChainTypeFilter,
+			Hooknum:  nftables.ChainHookInput,
+			Priority: nftables.ChainPriorityFilter,
+		},
 		Exprs: []expr.Any{
 			&expr.Meta{Key: expr.MetaKeyIIFNAME, Register: 1},
 			&expr.Cmp{
@@ -1164,44 +1067,32 @@ func (r *router) insertInputAcceptRule(chain *nftables.Chain, intf []byte) {
 		UserData: []byte(userDataAcceptInputRule),
 	}
 	r.conn.InsertRule(inputRule)
+
+	return nil
 }
 
 func (r *router) removeAcceptFilterRules() error {
-	var merr *multierror.Error
-
-	if err := r.removeFilterTableRules(); err != nil {
-		merr = multierror.Append(merr, err)
-	}
-
-	if err := r.removeExternalChainsRules(); err != nil {
-		merr = multierror.Append(merr, fmt.Errorf("remove external chain rules: %w", err))
-	}
-
-	return nberrors.FormatErrorOrNil(merr)
-}
-
-func (r *router) removeFilterTableRules() error {
 	if r.filterTable == nil {
 		return nil
 	}
 
 	ipt, err := iptables.New()
 	if err != nil {
-		log.Debugf("iptables not available, using nftables to remove filter rules: %v", err)
-		return r.removeAcceptRulesFromTable(r.filterTable)
+		log.Warnf("Will use nftables to manipulate the filter table because iptables is not available: %v", err)
+		return r.removeAcceptFilterRulesNftables()
 	}
 
 	return r.removeAcceptFilterRulesIptables(ipt)
 }
 
-func (r *router) removeAcceptRulesFromTable(table *nftables.Table) error {
-	chains, err := r.conn.ListChainsOfTableFamily(table.Family)
+func (r *router) removeAcceptFilterRulesNftables() error {
+	chains, err := r.conn.ListChainsOfTableFamily(nftables.TableFamilyIPv4)
 	if err != nil {
 		return fmt.Errorf("list chains: %v", err)
 	}
 
 	for _, chain := range chains {
-		if chain.Table.Name != table.Name {
+		if chain.Table.Name != r.filterTable.Name {
 			continue
 		}
 
@@ -1209,101 +1100,27 @@ func (r *router) removeAcceptRulesFromTable(table *nftables.Table) error {
 			continue
 		}
 
-		if err := r.removeAcceptRulesFromChain(table, chain); err != nil {
-			return err
-		}
-	}
-
-	return r.conn.Flush()
-}
-
-func (r *router) removeAcceptRulesFromChain(table *nftables.Table, chain *nftables.Chain) error {
-	rules, err := r.conn.GetRules(table, chain)
-	if err != nil {
-		return fmt.Errorf("get rules from %s/%s: %v", table.Name, chain.Name, err)
-	}
-
-	for _, rule := range rules {
-		if bytes.Equal(rule.UserData, []byte(userDataAcceptForwardRuleIif)) ||
-			bytes.Equal(rule.UserData, []byte(userDataAcceptForwardRuleOif)) ||
-			bytes.Equal(rule.UserData, []byte(userDataAcceptInputRule)) {
-			if err := r.conn.DelRule(rule); err != nil {
-				return fmt.Errorf("delete rule from %s/%s: %v", table.Name, chain.Name, err)
-			}
-		}
-	}
-	return nil
-}
-
-// removeExternalChainsRules removes our accept rules from all external chains.
-// This is deterministic - it scans for chains at removal time rather than relying on saved state,
-// ensuring cleanup works even after a crash or if chains changed.
-func (r *router) removeExternalChainsRules() error {
-	chains := r.findExternalChains()
-	if len(chains) == 0 {
-		return nil
-	}
-
-	for _, chain := range chains {
-		if err := r.removeAcceptRulesFromChain(chain.Table, chain); err != nil {
-			log.Warnf("remove rules from external chain %s/%s: %v", chain.Table.Name, chain.Name, err)
-		}
-	}
-
-	return r.conn.Flush()
-}
-
-// findExternalChains scans for chains from non-netbird tables that have FORWARD or INPUT hooks.
-// This is used both at startup (to know where to add rules) and at cleanup (to ensure deterministic removal).
-func (r *router) findExternalChains() []*nftables.Chain {
-	var chains []*nftables.Chain
-
-	families := []nftables.TableFamily{nftables.TableFamilyIPv4, nftables.TableFamilyINet}
-
-	for _, family := range families {
-		allChains, err := r.conn.ListChainsOfTableFamily(family)
+		rules, err := r.conn.GetRules(r.filterTable, chain)
 		if err != nil {
-			log.Debugf("list chains for family %d: %v", family, err)
-			continue
+			return fmt.Errorf("get rules: %v", err)
 		}
 
-		for _, chain := range allChains {
-			if r.isExternalChain(chain) {
-				chains = append(chains, chain)
+		for _, rule := range rules {
+			if bytes.Equal(rule.UserData, []byte(userDataAcceptForwardRuleIif)) ||
+				bytes.Equal(rule.UserData, []byte(userDataAcceptForwardRuleOif)) ||
+				bytes.Equal(rule.UserData, []byte(userDataAcceptInputRule)) {
+				if err := r.conn.DelRule(rule); err != nil {
+					return fmt.Errorf("delete rule: %v", err)
+				}
 			}
 		}
 	}
 
-	return chains
-}
-
-func (r *router) isExternalChain(chain *nftables.Chain) bool {
-	if r.workTable != nil && chain.Table.Name == r.workTable.Name {
-		return false
+	if err := r.conn.Flush(); err != nil {
+		return fmt.Errorf(flushError, err)
 	}
 
-	// Skip all iptables-managed tables in the ip family
-	if chain.Table.Family == nftables.TableFamilyIPv4 && isIptablesTable(chain.Table.Name) {
-		return false
-	}
-
-	if chain.Type != nftables.ChainTypeFilter {
-		return false
-	}
-
-	if chain.Hooknum == nil {
-		return false
-	}
-
-	return *chain.Hooknum == *nftables.ChainHookForward || *chain.Hooknum == *nftables.ChainHookInput
-}
-
-func isIptablesTable(name string) bool {
-	switch name {
-	case tableNameFilter, tableNat, tableMangle, tableRaw, tableSecurity:
-		return true
-	}
-	return false
+	return nil
 }
 
 func (r *router) removeAcceptFilterRulesIptables(ipt *iptables.IPTables) error {
@@ -1311,13 +1128,13 @@ func (r *router) removeAcceptFilterRulesIptables(ipt *iptables.IPTables) error {
 
 	for _, rule := range r.getAcceptForwardRules() {
 		if err := ipt.DeleteIfExists("filter", chainNameForward, rule...); err != nil {
-			merr = multierror.Append(merr, fmt.Errorf("remove iptables forward rule: %v", err))
+			merr = multierror.Append(err, fmt.Errorf("remove iptables forward rule: %v", err))
 		}
 	}
 
 	inputRule := r.getAcceptInputRule()
 	if err := ipt.DeleteIfExists("filter", chainNameInput, inputRule...); err != nil {
-		merr = multierror.Append(merr, fmt.Errorf("remove iptables input rule: %v", err))
+		merr = multierror.Append(err, fmt.Errorf("remove iptables input rule: %v", err))
 	}
 
 	return nberrors.FormatErrorOrNil(merr)
@@ -1379,7 +1196,7 @@ func (r *router) refreshRulesMap() error {
 	for _, chain := range r.chains {
 		rules, err := r.conn.GetRules(chain.Table, chain)
 		if err != nil {
-			return fmt.Errorf("list rules: %w", err)
+			return fmt.Errorf(" unable to list rules: %v", err)
 		}
 		for _, rule := range rules {
 			if len(rule.UserData) > 0 {

client/firewall/uspfilter/filter.go

@@ -29,7 +29,7 @@ import (
 )
 
 const (
-	layerTypeAll = 255
+	layerTypeAll = 0
 
 	// ipTCPHeaderMinSize represents minimum IP (20) + TCP (20) header size for MSS calculation
 	ipTCPHeaderMinSize = 40
@@ -262,7 +262,10 @@ func create(iface common.IFaceMapper, nativeFirewall firewall.Manager, disableSe
 }
 
 func (m *Manager) blockInvalidRouted(iface common.IFaceMapper) (firewall.Rule, error) {
-	wgPrefix := iface.Address().Network
+	wgPrefix, err := netip.ParsePrefix(iface.Address().Network.String())
+	if err != nil {
+		return nil, fmt.Errorf("parse wireguard network: %w", err)
+	}
 	log.Debugf("blocking invalid routed traffic for %s", wgPrefix)
 
 	rule, err := m.addRouteFiltering(
@@ -436,7 +439,19 @@ func (m *Manager) AddPeerFiltering(
 	r.sPort = sPort
 	r.dPort = dPort
 
-	r.protoLayer = protoToLayer(proto, r.ipLayer)
+	switch proto {
+	case firewall.ProtocolTCP:
+		r.protoLayer = layers.LayerTypeTCP
+	case firewall.ProtocolUDP:
+		r.protoLayer = layers.LayerTypeUDP
+	case firewall.ProtocolICMP:
+		r.protoLayer = layers.LayerTypeICMPv4
+		if r.ipLayer == layers.LayerTypeIPv6 {
+			r.protoLayer = layers.LayerTypeICMPv6
+		}
+	case firewall.ProtocolALL:
+		r.protoLayer = layerTypeAll
+	}
 
 	m.mutex.Lock()
 	var targetMap map[netip.Addr]RuleSet
@@ -481,17 +496,16 @@ func (m *Manager) addRouteFiltering(
 	}
 
 	ruleID := uuid.New().String()
-
 	rule := RouteRule{
 		// TODO: consolidate these IDs
-		id:         ruleID,
-		mgmtId:     id,
-		sources:    sources,
-		dstSet:     destination.Set,
-		protoLayer: protoToLayer(proto, layers.LayerTypeIPv4),
-		srcPort:    sPort,
-		dstPort:    dPort,
-		action:     action,
+		id:      ruleID,
+		mgmtId:  id,
+		sources: sources,
+		dstSet:  destination.Set,
+		proto:   proto,
+		srcPort: sPort,
+		dstPort: dPort,
+		action:  action,
 	}
 	if destination.IsPrefix() {
 		rule.destinations = []netip.Prefix{destination.Prefix}
@@ -781,7 +795,7 @@ func (m *Manager) recalculateTCPChecksum(packetData []byte, d *decoder, tcpHeade
 	pseudoSum += uint32(d.ip4.Protocol)
 	pseudoSum += uint32(tcpLength)
 
-	var sum = pseudoSum
+	var sum uint32 = pseudoSum
 	for i := 0; i < tcpLength-1; i += 2 {
 		sum += uint32(tcpLayer[i])<<8 | uint32(tcpLayer[i+1])
 	}
@@ -931,7 +945,7 @@ func (m *Manager) filterInbound(packetData []byte, size int) bool {
 func (m *Manager) handleLocalTraffic(d *decoder, srcIP, dstIP netip.Addr, packetData []byte, size int) bool {
 	ruleID, blocked := m.peerACLsBlock(srcIP, d, packetData)
 	if blocked {
-		pnum := getProtocolFromPacket(d)
+		_, pnum := getProtocolFromPacket(d)
 		srcPort, dstPort := getPortsFromPacket(d)
 
 		m.logger.Trace6("Dropping local packet (ACL denied): rule_id=%s proto=%v src=%s:%d dst=%s:%d",
@@ -996,22 +1010,20 @@ func (m *Manager) handleRoutedTraffic(d *decoder, srcIP, dstIP netip.Addr, packe
 		return false
 	}
 
-	protoLayer := d.decoded[1]
+	proto, pnum := getProtocolFromPacket(d)
 	srcPort, dstPort := getPortsFromPacket(d)
 
-	ruleID, pass := m.routeACLsPass(srcIP, dstIP, protoLayer, srcPort, dstPort)
+	ruleID, pass := m.routeACLsPass(srcIP, dstIP, proto, srcPort, dstPort)
 	if !pass {
-		proto := getProtocolFromPacket(d)
-
 		m.logger.Trace6("Dropping routed packet (ACL denied): rule_id=%s proto=%v src=%s:%d dst=%s:%d",
-			ruleID, proto, srcIP, srcPort, dstIP, dstPort)
+			ruleID, pnum, srcIP, srcPort, dstIP, dstPort)
 
 		m.flowLogger.StoreEvent(nftypes.EventFields{
 			FlowID:     uuid.New(),
 			Type:       nftypes.TypeDrop,
 			RuleID:     ruleID,
 			Direction:  nftypes.Ingress,
-			Protocol:   proto,
+			Protocol:   pnum,
 			SourceIP:   srcIP,
 			DestIP:     dstIP,
 			SourcePort: srcPort,
@@ -1040,33 +1052,16 @@ func (m *Manager) handleRoutedTraffic(d *decoder, srcIP, dstIP netip.Addr, packe
 	return true
 }
 
-func protoToLayer(proto firewall.Protocol, ipLayer gopacket.LayerType) gopacket.LayerType {
-	switch proto {
-	case firewall.ProtocolTCP:
-		return layers.LayerTypeTCP
-	case firewall.ProtocolUDP:
-		return layers.LayerTypeUDP
-	case firewall.ProtocolICMP:
-		if ipLayer == layers.LayerTypeIPv6 {
-			return layers.LayerTypeICMPv6
-		}
-		return layers.LayerTypeICMPv4
-	case firewall.ProtocolALL:
-		return layerTypeAll
-	}
-	return 0
-}
-
-func getProtocolFromPacket(d *decoder) nftypes.Protocol {
+func getProtocolFromPacket(d *decoder) (firewall.Protocol, nftypes.Protocol) {
 	switch d.decoded[1] {
 	case layers.LayerTypeTCP:
-		return nftypes.TCP
+		return firewall.ProtocolTCP, nftypes.TCP
 	case layers.LayerTypeUDP:
-		return nftypes.UDP
+		return firewall.ProtocolUDP, nftypes.UDP
 	case layers.LayerTypeICMPv4, layers.LayerTypeICMPv6:
-		return nftypes.ICMP
+		return firewall.ProtocolICMP, nftypes.ICMP
 	default:
-		return nftypes.ProtocolUnknown
+		return firewall.ProtocolALL, nftypes.ProtocolUnknown
 	}
 }
 
@@ -1238,30 +1233,19 @@ func validateRule(ip netip.Addr, packetData []byte, rules map[string]PeerRule, d
 }
 
 // routeACLsPass returns true if the packet is allowed by the route ACLs
-func (m *Manager) routeACLsPass(srcIP, dstIP netip.Addr, protoLayer gopacket.LayerType, srcPort, dstPort uint16) ([]byte, bool) {
+func (m *Manager) routeACLsPass(srcIP, dstIP netip.Addr, proto firewall.Protocol, srcPort, dstPort uint16) ([]byte, bool) {
 	m.mutex.RLock()
 	defer m.mutex.RUnlock()
 
 	for _, rule := range m.routeRules {
-		if matches := m.ruleMatches(rule, srcIP, dstIP, protoLayer, srcPort, dstPort); matches {
+		if matches := m.ruleMatches(rule, srcIP, dstIP, proto, srcPort, dstPort); matches {
 			return rule.mgmtId, rule.action == firewall.ActionAccept
 		}
 	}
 	return nil, false
 }
 
-func (m *Manager) ruleMatches(rule *RouteRule, srcAddr, dstAddr netip.Addr, protoLayer gopacket.LayerType, srcPort, dstPort uint16) bool {
-	// TODO: handle ipv6 vs ipv4 icmp rules
-	if rule.protoLayer != layerTypeAll && rule.protoLayer != protoLayer {
-		return false
-	}
-
-	if protoLayer == layers.LayerTypeTCP || protoLayer == layers.LayerTypeUDP {
-		if !portsMatch(rule.srcPort, srcPort) || !portsMatch(rule.dstPort, dstPort) {
-			return false
-		}
-	}
-
+func (m *Manager) ruleMatches(rule *RouteRule, srcAddr, dstAddr netip.Addr, proto firewall.Protocol, srcPort, dstPort uint16) bool {
 	destMatched := false
 	for _, dst := range rule.destinations {
 		if dst.Contains(dstAddr) {
@@ -1280,8 +1264,21 @@ func (m *Manager) ruleMatches(rule *RouteRule, srcAddr, dstAddr netip.Addr, prot
 			break
 		}
 	}
+	if !sourceMatched {
+		return false
+	}
 
-	return sourceMatched
+	if rule.proto != firewall.ProtocolALL && rule.proto != proto {
+		return false
+	}
+
+	if proto == firewall.ProtocolTCP || proto == firewall.ProtocolUDP {
+		if !portsMatch(rule.srcPort, srcPort) || !portsMatch(rule.dstPort, dstPort) {
+			return false
+		}
+	}
+
+	return true
 }
 
 // AddUDPPacketHook calls hook when UDP packet from given direction matched

client/firewall/uspfilter/filter_bench_test.go

@@ -955,7 +955,7 @@ func BenchmarkRouteACLs(b *testing.B) {
 		for _, tc := range cases {
 			srcIP := netip.MustParseAddr(tc.srcIP)
 			dstIP := netip.MustParseAddr(tc.dstIP)
-			manager.routeACLsPass(srcIP, dstIP, protoToLayer(tc.proto, layers.LayerTypeIPv4), 0, tc.dstPort)
+			manager.routeACLsPass(srcIP, dstIP, tc.proto, 0, tc.dstPort)
 		}
 	}
 }

client/firewall/uspfilter/filter_filter_test.go

@@ -1259,7 +1259,7 @@ func TestRouteACLFiltering(t *testing.T) {
 
 			// testing routeACLsPass only and not FilterInbound, as routed packets are dropped after being passed
 			// to the forwarder
-			_, isAllowed := manager.routeACLsPass(srcIP, dstIP, protoToLayer(tc.proto, layers.LayerTypeIPv4), tc.srcPort, tc.dstPort)
+			_, isAllowed := manager.routeACLsPass(srcIP, dstIP, tc.proto, tc.srcPort, tc.dstPort)
 			require.Equal(t, tc.shouldPass, isAllowed)
 		})
 	}
@@ -1445,7 +1445,7 @@ func TestRouteACLOrder(t *testing.T) {
 				srcIP := netip.MustParseAddr(p.srcIP)
 				dstIP := netip.MustParseAddr(p.dstIP)
 
-				_, isAllowed := manager.routeACLsPass(srcIP, dstIP, protoToLayer(p.proto, layers.LayerTypeIPv4), p.srcPort, p.dstPort)
+				_, isAllowed := manager.routeACLsPass(srcIP, dstIP, p.proto, p.srcPort, p.dstPort)
 				require.Equal(t, p.shouldPass, isAllowed, "packet %d failed", i)
 			}
 		})
@@ -1488,13 +1488,13 @@ func TestRouteACLSet(t *testing.T) {
 	dstIP := netip.MustParseAddr("192.168.1.100")
 
 	// Check that traffic is dropped (empty set shouldn't match anything)
-	_, isAllowed := manager.routeACLsPass(srcIP, dstIP, protoToLayer(fw.ProtocolTCP, layers.LayerTypeIPv4), 12345, 80)
+	_, isAllowed := manager.routeACLsPass(srcIP, dstIP, fw.ProtocolTCP, 12345, 80)
 	require.False(t, isAllowed, "Empty set should not allow any traffic")
 
 	err = manager.UpdateSet(set, []netip.Prefix{netip.MustParsePrefix("192.168.1.0/24")})
 	require.NoError(t, err)
 
 	// Now the packet should be allowed
-	_, isAllowed = manager.routeACLsPass(srcIP, dstIP, protoToLayer(fw.ProtocolTCP, layers.LayerTypeIPv4), 12345, 80)
+	_, isAllowed = manager.routeACLsPass(srcIP, dstIP, fw.ProtocolTCP, 12345, 80)
 	require.True(t, isAllowed, "After set update, traffic to the added network should be allowed")
 }

client/firewall/uspfilter/filter_test.go

@@ -767,9 +767,9 @@ func TestUpdateSetMerge(t *testing.T) {
 	dstIP2 := netip.MustParseAddr("192.168.1.100")
 	dstIP3 := netip.MustParseAddr("172.16.0.100")
 
-	_, isAllowed1 := manager.routeACLsPass(srcIP, dstIP1, protoToLayer(fw.ProtocolTCP, layers.LayerTypeIPv4), 12345, 80)
-	_, isAllowed2 := manager.routeACLsPass(srcIP, dstIP2, protoToLayer(fw.ProtocolTCP, layers.LayerTypeIPv4), 12345, 80)
-	_, isAllowed3 := manager.routeACLsPass(srcIP, dstIP3, protoToLayer(fw.ProtocolTCP, layers.LayerTypeIPv4), 12345, 80)
+	_, isAllowed1 := manager.routeACLsPass(srcIP, dstIP1, fw.ProtocolTCP, 12345, 80)
+	_, isAllowed2 := manager.routeACLsPass(srcIP, dstIP2, fw.ProtocolTCP, 12345, 80)
+	_, isAllowed3 := manager.routeACLsPass(srcIP, dstIP3, fw.ProtocolTCP, 12345, 80)
 
 	require.True(t, isAllowed1, "Traffic to 10.0.0.100 should be allowed")
 	require.True(t, isAllowed2, "Traffic to 192.168.1.100 should be allowed")
@@ -784,8 +784,8 @@ func TestUpdateSetMerge(t *testing.T) {
 	require.NoError(t, err)
 
 	// Check that all original prefixes are still included
-	_, isAllowed1 = manager.routeACLsPass(srcIP, dstIP1, protoToLayer(fw.ProtocolTCP, layers.LayerTypeIPv4), 12345, 80)
-	_, isAllowed2 = manager.routeACLsPass(srcIP, dstIP2, protoToLayer(fw.ProtocolTCP, layers.LayerTypeIPv4), 12345, 80)
+	_, isAllowed1 = manager.routeACLsPass(srcIP, dstIP1, fw.ProtocolTCP, 12345, 80)
+	_, isAllowed2 = manager.routeACLsPass(srcIP, dstIP2, fw.ProtocolTCP, 12345, 80)
 	require.True(t, isAllowed1, "Traffic to 10.0.0.100 should still be allowed after update")
 	require.True(t, isAllowed2, "Traffic to 192.168.1.100 should still be allowed after update")
 
@@ -793,8 +793,8 @@ func TestUpdateSetMerge(t *testing.T) {
 	dstIP4 := netip.MustParseAddr("172.16.1.100")
 	dstIP5 := netip.MustParseAddr("10.1.0.50")
 
-	_, isAllowed4 := manager.routeACLsPass(srcIP, dstIP4, protoToLayer(fw.ProtocolTCP, layers.LayerTypeIPv4), 12345, 80)
-	_, isAllowed5 := manager.routeACLsPass(srcIP, dstIP5, protoToLayer(fw.ProtocolTCP, layers.LayerTypeIPv4), 12345, 80)
+	_, isAllowed4 := manager.routeACLsPass(srcIP, dstIP4, fw.ProtocolTCP, 12345, 80)
+	_, isAllowed5 := manager.routeACLsPass(srcIP, dstIP5, fw.ProtocolTCP, 12345, 80)
 
 	require.True(t, isAllowed4, "Traffic to new prefix 172.16.0.0/16 should be allowed")
 	require.True(t, isAllowed5, "Traffic to new prefix 10.1.0.0/24 should be allowed")
@@ -922,7 +922,7 @@ func TestUpdateSetDeduplication(t *testing.T) {
 
 	srcIP := netip.MustParseAddr("100.10.0.1")
 	for _, tc := range testCases {
-		_, isAllowed := manager.routeACLsPass(srcIP, tc.dstIP, protoToLayer(fw.ProtocolTCP, layers.LayerTypeIPv4), 12345, 80)
+		_, isAllowed := manager.routeACLsPass(srcIP, tc.dstIP, fw.ProtocolTCP, 12345, 80)
 		require.Equal(t, tc.expected, isAllowed, tc.desc)
 	}
 }

client/firewall/uspfilter/forwarder/endpoint.go

@@ -2,7 +2,6 @@ package forwarder
 
 import (
 	"fmt"
-	"sync/atomic"
 
 	wgdevice "golang.zx2c4.com/wireguard/device"
 	"gvisor.dev/gvisor/pkg/tcpip"
@@ -17,7 +16,7 @@ type endpoint struct {
 	logger     *nblog.Logger
 	dispatcher stack.NetworkDispatcher
 	device     *wgdevice.Device
-	mtu        atomic.Uint32
+	mtu        uint32
 }
 
 func (e *endpoint) Attach(dispatcher stack.NetworkDispatcher) {
@@ -29,7 +28,7 @@ func (e *endpoint) IsAttached() bool {
 }
 
 func (e *endpoint) MTU() uint32 {
-	return e.mtu.Load()
+	return e.mtu
 }
 
 func (e *endpoint) Capabilities() stack.LinkEndpointCapabilities {
@@ -83,22 +82,6 @@ func (e *endpoint) ParseHeader(*stack.PacketBuffer) bool {
 	return true
 }
 
-func (e *endpoint) Close() {
-	// Endpoint cleanup - nothing to do as device is managed externally
-}
-
-func (e *endpoint) SetLinkAddress(tcpip.LinkAddress) {
-	// Link address is not used for this endpoint type
-}
-
-func (e *endpoint) SetMTU(mtu uint32) {
-	e.mtu.Store(mtu)
-}
-
-func (e *endpoint) SetOnCloseAction(func()) {
-	// No action needed on close
-}
-
 type epID stack.TransportEndpointID
 
 func (i epID) String() string {

client/firewall/uspfilter/forwarder/forwarder.go

@@ -7,7 +7,6 @@ import (
 	"net/netip"
 	"runtime"
 	"sync"
-	"time"
 
 	log "github.com/sirupsen/logrus"
 	"gvisor.dev/gvisor/pkg/buffer"
@@ -36,16 +35,14 @@ type Forwarder struct {
 	logger     *nblog.Logger
 	flowLogger nftypes.FlowLogger
 	// ruleIdMap is used to store the rule ID for a given connection
-	ruleIdMap        sync.Map
-	stack            *stack.Stack
-	endpoint         *endpoint
-	udpForwarder     *udpForwarder
-	ctx              context.Context
-	cancel           context.CancelFunc
-	ip               tcpip.Address
-	netstack         bool
-	hasRawICMPAccess bool
-	pingSemaphore    chan struct{}
+	ruleIdMap    sync.Map
+	stack        *stack.Stack
+	endpoint     *endpoint
+	udpForwarder *udpForwarder
+	ctx          context.Context
+	cancel       context.CancelFunc
+	ip           tcpip.Address
+	netstack     bool
 }
 
 func New(iface common.IFaceMapper, logger *nblog.Logger, flowLogger nftypes.FlowLogger, netstack bool, mtu uint16) (*Forwarder, error) {
@@ -63,8 +60,8 @@ func New(iface common.IFaceMapper, logger *nblog.Logger, flowLogger nftypes.Flow
 	endpoint := &endpoint{
 		logger: logger,
 		device: iface.GetWGDevice(),
+		mtu:    uint32(mtu),
 	}
-	endpoint.mtu.Store(uint32(mtu))
 
 	if err := s.CreateNIC(nicID, endpoint); err != nil {
 		return nil, fmt.Errorf("create NIC: %v", err)
@@ -106,16 +103,15 @@ func New(iface common.IFaceMapper, logger *nblog.Logger, flowLogger nftypes.Flow
 
 	ctx, cancel := context.WithCancel(context.Background())
 	f := &Forwarder{
-		logger:        logger,
-		flowLogger:    flowLogger,
-		stack:         s,
-		endpoint:      endpoint,
-		udpForwarder:  newUDPForwarder(mtu, logger, flowLogger),
-		ctx:           ctx,
-		cancel:        cancel,
-		netstack:      netstack,
-		ip:            tcpip.AddrFromSlice(iface.Address().IP.AsSlice()),
-		pingSemaphore: make(chan struct{}, 3),
+		logger:       logger,
+		flowLogger:   flowLogger,
+		stack:        s,
+		endpoint:     endpoint,
+		udpForwarder: newUDPForwarder(mtu, logger, flowLogger),
+		ctx:          ctx,
+		cancel:       cancel,
+		netstack:     netstack,
+		ip:           tcpip.AddrFromSlice(iface.Address().IP.AsSlice()),
 	}
 
 	receiveWindow := defaultReceiveWindow
@@ -133,8 +129,6 @@ func New(iface common.IFaceMapper, logger *nblog.Logger, flowLogger nftypes.Flow
 
 	s.SetTransportProtocolHandler(icmp.ProtocolNumber4, f.handleICMP)
 
-	f.checkICMPCapability()
-
 	log.Debugf("forwarder: Initialization complete with NIC %d", nicID)
 	return f, nil
 }
@@ -204,24 +198,3 @@ func buildKey(srcIP, dstIP netip.Addr, srcPort, dstPort uint16) conntrack.ConnKe
 		DstPort: dstPort,
 	}
 }
-
-// checkICMPCapability tests whether we have raw ICMP socket access at startup.
-func (f *Forwarder) checkICMPCapability() {
-	ctx, cancel := context.WithTimeout(context.Background(), 100*time.Millisecond)
-	defer cancel()
-
-	lc := net.ListenConfig{}
-	conn, err := lc.ListenPacket(ctx, "ip4:icmp", "0.0.0.0")
-	if err != nil {
-		f.hasRawICMPAccess = false
-		f.logger.Debug("forwarder: No raw ICMP socket access, will use ping binary fallback")
-		return
-	}
-
-	if err := conn.Close(); err != nil {
-		f.logger.Debug1("forwarder: Failed to close ICMP capability test socket: %v", err)
-	}
-
-	f.hasRawICMPAccess = true
-	f.logger.Debug("forwarder: Raw ICMP socket access available")
-}

client/firewall/uspfilter/forwarder/icmp.go

@@ -2,11 +2,8 @@ package forwarder
 
 import (
 	"context"
-	"fmt"
 	"net"
 	"net/netip"
-	"os/exec"
-	"runtime"
 	"time"
 
 	"github.com/google/uuid"
@@ -17,95 +14,30 @@ import (
 )
 
 // handleICMP handles ICMP packets from the network stack
-func (f *Forwarder) handleICMP(id stack.TransportEndpointID, pkt *stack.PacketBuffer) bool {
+func (f *Forwarder) handleICMP(id stack.TransportEndpointID, pkt stack.PacketBufferPtr) bool {
 	icmpHdr := header.ICMPv4(pkt.TransportHeader().View().AsSlice())
+	icmpType := uint8(icmpHdr.Type())
+	icmpCode := uint8(icmpHdr.Code())
 
-	flowID := uuid.New()
-	f.sendICMPEvent(nftypes.TypeStart, flowID, id, uint8(icmpHdr.Type()), uint8(icmpHdr.Code()), 0, 0)
-
-	// For Echo Requests, send and wait for response
-	if icmpHdr.Type() == header.ICMPv4Echo {
-		return f.handleICMPEcho(flowID, id, pkt, uint8(icmpHdr.Type()), uint8(icmpHdr.Code()))
-	}
-
-	// For other ICMP types (Time Exceeded, Destination Unreachable, etc), forward without waiting
-	if !f.hasRawICMPAccess {
-		f.logger.Debug2("forwarder: Cannot handle ICMP type %v without raw socket access for %v", icmpHdr.Type(), epID(id))
-		return false
-	}
-
-	icmpData := stack.PayloadSince(pkt.TransportHeader()).AsSlice()
-	conn, err := f.forwardICMPPacket(id, icmpData, uint8(icmpHdr.Type()), uint8(icmpHdr.Code()), 100*time.Millisecond)
-	if err != nil {
-		f.logger.Error2("forwarder: Failed to forward ICMP packet for %v: %v", epID(id), err)
+	if header.ICMPv4Type(icmpType) == header.ICMPv4EchoReply {
+		// dont process our own replies
 		return true
 	}
-	if err := conn.Close(); err != nil {
-		f.logger.Debug1("forwarder: Failed to close ICMP socket: %v", err)
-	}
 
-	return true
-}
+	flowID := uuid.New()
+	f.sendICMPEvent(nftypes.TypeStart, flowID, id, icmpType, icmpCode, 0, 0)
 
-// handleICMPEcho handles ICMP echo requests asynchronously with rate limiting.
-func (f *Forwarder) handleICMPEcho(flowID uuid.UUID, id stack.TransportEndpointID, pkt *stack.PacketBuffer, icmpType, icmpCode uint8) bool {
-	select {
-	case f.pingSemaphore <- struct{}{}:
-		icmpData := stack.PayloadSince(pkt.TransportHeader()).ToSlice()
-		rxBytes := pkt.Size()
-
-		go func() {
-			defer func() { <-f.pingSemaphore }()
-
-			if f.hasRawICMPAccess {
-				f.handleICMPViaSocket(flowID, id, icmpType, icmpCode, icmpData, rxBytes)
-			} else {
-				f.handleICMPViaPing(flowID, id, icmpType, icmpCode, icmpData, rxBytes)
-			}
-		}()
-	default:
-		f.logger.Debug3("forwarder: ICMP rate limit exceeded for %v type %v code %v",
-			epID(id), icmpType, icmpCode)
-	}
-	return true
-}
-
-// forwardICMPPacket creates a raw ICMP socket and sends the packet, returning the connection.
-// The caller is responsible for closing the returned connection.
-func (f *Forwarder) forwardICMPPacket(id stack.TransportEndpointID, payload []byte, icmpType, icmpCode uint8, timeout time.Duration) (net.PacketConn, error) {
-	ctx, cancel := context.WithTimeout(f.ctx, timeout)
+	ctx, cancel := context.WithTimeout(f.ctx, 5*time.Second)
 	defer cancel()
 
 	lc := net.ListenConfig{}
+	// TODO: support non-root
 	conn, err := lc.ListenPacket(ctx, "ip4:icmp", "0.0.0.0")
 	if err != nil {
-		return nil, fmt.Errorf("create ICMP socket: %w", err)
-	}
+		f.logger.Error2("forwarder: Failed to create ICMP socket for %v: %v", epID(id), err)
 
-	dstIP := f.determineDialAddr(id.LocalAddress)
-	dst := &net.IPAddr{IP: dstIP}
-
-	if _, err = conn.WriteTo(payload, dst); err != nil {
-		if closeErr := conn.Close(); closeErr != nil {
-			f.logger.Debug1("forwarder: Failed to close ICMP socket: %v", closeErr)
-		}
-		return nil, fmt.Errorf("write ICMP packet: %w", err)
-	}
-
-	f.logger.Trace3("forwarder: Forwarded ICMP packet %v type %v code %v",
-		epID(id), icmpType, icmpCode)
-
-	return conn, nil
-}
-
-// handleICMPViaSocket handles ICMP echo requests using raw sockets.
-func (f *Forwarder) handleICMPViaSocket(flowID uuid.UUID, id stack.TransportEndpointID, icmpType, icmpCode uint8, icmpData []byte, rxBytes int) {
-	sendTime := time.Now()
-
-	conn, err := f.forwardICMPPacket(id, icmpData, icmpType, icmpCode, 5*time.Second)
-	if err != nil {
-		f.logger.Error2("forwarder: Failed to send ICMP packet for %v: %v", epID(id), err)
-		return
+		// This will make netstack reply on behalf of the original destination, that's ok for now
+		return false
 	}
 	defer func() {
 		if err := conn.Close(); err != nil {
@@ -113,22 +45,38 @@ func (f *Forwarder) handleICMPViaSocket(flowID uuid.UUID, id stack.TransportEndp
 		}
 	}()
 
-	txBytes := f.handleEchoResponse(conn, id)
-	rtt := time.Since(sendTime).Round(10 * time.Microsecond)
+	dstIP := f.determineDialAddr(id.LocalAddress)
+	dst := &net.IPAddr{IP: dstIP}
 
-	f.logger.Trace4("forwarder: Forwarded ICMP echo reply %v type %v code %v (rtt=%v, raw socket)",
-		epID(id), icmpType, icmpCode, rtt)
+	fullPacket := stack.PayloadSince(pkt.TransportHeader())
+	payload := fullPacket.AsSlice()
 
-	f.sendICMPEvent(nftypes.TypeEnd, flowID, id, icmpType, icmpCode, uint64(rxBytes), uint64(txBytes))
+	if _, err = conn.WriteTo(payload, dst); err != nil {
+		f.logger.Error2("forwarder: Failed to write ICMP packet for %v: %v", epID(id), err)
+		return true
+	}
+
+	f.logger.Trace3("forwarder: Forwarded ICMP packet %v type %v code %v",
+		epID(id), icmpHdr.Type(), icmpHdr.Code())
+
+	// For Echo Requests, send and handle response
+	if header.ICMPv4Type(icmpType) == header.ICMPv4Echo {
+		rxBytes := pkt.Size()
+		txBytes := f.handleEchoResponse(icmpHdr, conn, id)
+		f.sendICMPEvent(nftypes.TypeEnd, flowID, id, icmpType, icmpCode, uint64(rxBytes), uint64(txBytes))
+	}
+
+	// For other ICMP types (Time Exceeded, Destination Unreachable, etc) do nothing
+	return true
 }
 
-func (f *Forwarder) handleEchoResponse(conn net.PacketConn, id stack.TransportEndpointID) int {
+func (f *Forwarder) handleEchoResponse(icmpHdr header.ICMPv4, conn net.PacketConn, id stack.TransportEndpointID) int {
 	if err := conn.SetReadDeadline(time.Now().Add(5 * time.Second)); err != nil {
 		f.logger.Error1("forwarder: Failed to set read deadline for ICMP response: %v", err)
 		return 0
 	}
 
-	response := make([]byte, f.endpoint.mtu.Load())
+	response := make([]byte, f.endpoint.mtu)
 	n, _, err := conn.ReadFrom(response)
 	if err != nil {
 		if !isTimeout(err) {
@@ -137,7 +85,31 @@ func (f *Forwarder) handleEchoResponse(conn net.PacketConn, id stack.TransportEn
 		return 0
 	}
 
-	return f.injectICMPReply(id, response[:n])
+	ipHdr := make([]byte, header.IPv4MinimumSize)
+	ip := header.IPv4(ipHdr)
+	ip.Encode(&header.IPv4Fields{
+		TotalLength: uint16(header.IPv4MinimumSize + n),
+		TTL:         64,
+		Protocol:    uint8(header.ICMPv4ProtocolNumber),
+		SrcAddr:     id.LocalAddress,
+		DstAddr:     id.RemoteAddress,
+	})
+	ip.SetChecksum(^ip.CalculateChecksum())
+
+	fullPacket := make([]byte, 0, len(ipHdr)+n)
+	fullPacket = append(fullPacket, ipHdr...)
+	fullPacket = append(fullPacket, response[:n]...)
+
+	if err := f.InjectIncomingPacket(fullPacket); err != nil {
+		f.logger.Error1("forwarder: Failed to inject ICMP response: %v", err)
+
+		return 0
+	}
+
+	f.logger.Trace3("forwarder: Forwarded ICMP echo reply for %v type %v code %v",
+		epID(id), icmpHdr.Type(), icmpHdr.Code())
+
+	return len(fullPacket)
 }
 
 // sendICMPEvent stores flow events for ICMP packets
@@ -180,95 +152,3 @@ func (f *Forwarder) sendICMPEvent(typ nftypes.Type, flowID uuid.UUID, id stack.T
 
 	f.flowLogger.StoreEvent(fields)
 }
-
-// handleICMPViaPing handles ICMP echo requests by executing the system ping binary.
-// This is used as a fallback when raw socket access is not available.
-func (f *Forwarder) handleICMPViaPing(flowID uuid.UUID, id stack.TransportEndpointID, icmpType, icmpCode uint8, icmpData []byte, rxBytes int) {
-	ctx, cancel := context.WithTimeout(f.ctx, 5*time.Second)
-	defer cancel()
-
-	dstIP := f.determineDialAddr(id.LocalAddress)
-	cmd := buildPingCommand(ctx, dstIP, 5*time.Second)
-
-	pingStart := time.Now()
-	if err := cmd.Run(); err != nil {
-		f.logger.Warn4("forwarder: Ping binary failed for %v type %v code %v: %v", epID(id),
-			icmpType, icmpCode, err)
-		return
-	}
-	rtt := time.Since(pingStart).Round(10 * time.Microsecond)
-
-	f.logger.Trace3("forwarder: Forwarded ICMP echo request %v type %v code %v",
-		epID(id), icmpType, icmpCode)
-
-	txBytes := f.synthesizeEchoReply(id, icmpData)
-
-	f.logger.Trace4("forwarder: Forwarded ICMP echo reply %v type %v code %v (rtt=%v, ping binary)",
-		epID(id), icmpType, icmpCode, rtt)
-
-	f.sendICMPEvent(nftypes.TypeEnd, flowID, id, icmpType, icmpCode, uint64(rxBytes), uint64(txBytes))
-}
-
-// buildPingCommand creates a platform-specific ping command.
-func buildPingCommand(ctx context.Context, target net.IP, timeout time.Duration) *exec.Cmd {
-	timeoutSec := int(timeout.Seconds())
-	if timeoutSec < 1 {
-		timeoutSec = 1
-	}
-
-	switch runtime.GOOS {
-	case "linux", "android":
-		return exec.CommandContext(ctx, "ping", "-c", "1", "-W", fmt.Sprintf("%d", timeoutSec), "-q", target.String())
-	case "darwin", "ios":
-		return exec.CommandContext(ctx, "ping", "-c", "1", "-t", fmt.Sprintf("%d", timeoutSec), "-q", target.String())
-	case "freebsd":
-		return exec.CommandContext(ctx, "ping", "-c", "1", "-t", fmt.Sprintf("%d", timeoutSec), target.String())
-	case "openbsd", "netbsd":
-		return exec.CommandContext(ctx, "ping", "-c", "1", "-w", fmt.Sprintf("%d", timeoutSec), target.String())
-	case "windows":
-		return exec.CommandContext(ctx, "ping", "-n", "1", "-w", fmt.Sprintf("%d", timeoutSec*1000), target.String())
-	default:
-		return exec.CommandContext(ctx, "ping", "-c", "1", target.String())
-	}
-}
-
-// synthesizeEchoReply creates an ICMP echo reply from raw ICMP data and injects it back into the network stack.
-// Returns the size of the injected packet.
-func (f *Forwarder) synthesizeEchoReply(id stack.TransportEndpointID, icmpData []byte) int {
-	replyICMP := make([]byte, len(icmpData))
-	copy(replyICMP, icmpData)
-
-	replyICMPHdr := header.ICMPv4(replyICMP)
-	replyICMPHdr.SetType(header.ICMPv4EchoReply)
-	replyICMPHdr.SetChecksum(0)
-	replyICMPHdr.SetChecksum(header.ICMPv4Checksum(replyICMPHdr, 0))
-
-	return f.injectICMPReply(id, replyICMP)
-}
-
-// injectICMPReply wraps an ICMP payload in an IP header and injects it into the network stack.
-// Returns the total size of the injected packet, or 0 if injection failed.
-func (f *Forwarder) injectICMPReply(id stack.TransportEndpointID, icmpPayload []byte) int {
-	ipHdr := make([]byte, header.IPv4MinimumSize)
-	ip := header.IPv4(ipHdr)
-	ip.Encode(&header.IPv4Fields{
-		TotalLength: uint16(header.IPv4MinimumSize + len(icmpPayload)),
-		TTL:         64,
-		Protocol:    uint8(header.ICMPv4ProtocolNumber),
-		SrcAddr:     id.LocalAddress,
-		DstAddr:     id.RemoteAddress,
-	})
-	ip.SetChecksum(^ip.CalculateChecksum())
-
-	fullPacket := make([]byte, 0, len(ipHdr)+len(icmpPayload))
-	fullPacket = append(fullPacket, ipHdr...)
-	fullPacket = append(fullPacket, icmpPayload...)
-
-	// Bypass netstack and send directly to peer to avoid looping through our ICMP handler
-	if err := f.endpoint.device.CreateOutboundPacket(fullPacket, id.RemoteAddress.AsSlice()); err != nil {
-		f.logger.Error1("forwarder: Failed to send ICMP reply to peer: %v", err)
-		return 0
-	}
-
-	return len(fullPacket)
-}

client/firewall/uspfilter/forwarder/udp.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"io"
 	"net"
 	"net/netip"
 	"sync"
@@ -132,10 +131,10 @@ func (f *udpForwarder) cleanup() {
 }
 
 // handleUDP is called by the UDP forwarder for new packets
-func (f *Forwarder) handleUDP(r *udp.ForwarderRequest) bool {
+func (f *Forwarder) handleUDP(r *udp.ForwarderRequest) {
 	if f.ctx.Err() != nil {
 		f.logger.Trace("forwarder: context done, dropping UDP packet")
-		return false
+		return
 	}
 
 	id := r.ID()
@@ -145,7 +144,7 @@ func (f *Forwarder) handleUDP(r *udp.ForwarderRequest) bool {
 	f.udpForwarder.RUnlock()
 	if exists {
 		f.logger.Trace1("forwarder: existing UDP connection for %v", epID(id))
-		return true
+		return
 	}
 
 	flowID := uuid.New()
@@ -163,7 +162,7 @@ func (f *Forwarder) handleUDP(r *udp.ForwarderRequest) bool {
 	if err != nil {
 		f.logger.Debug2("forwarder: UDP dial error for %v: %v", epID(id), err)
 		// TODO: Send ICMP error message
-		return false
+		return
 	}
 
 	// Create wait queue for blocking syscalls
@@ -174,10 +173,10 @@ func (f *Forwarder) handleUDP(r *udp.ForwarderRequest) bool {
 		if err := outConn.Close(); err != nil {
 			f.logger.Debug2("forwarder: UDP outConn close error for %v: %v", epID(id), err)
 		}
-		return false
+		return
 	}
 
-	inConn := gonet.NewUDPConn(&wq, ep)
+	inConn := gonet.NewUDPConn(f.stack, &wq, ep)
 	connCtx, connCancel := context.WithCancel(f.ctx)
 
 	pConn := &udpPacketConn{
@@ -200,7 +199,7 @@ func (f *Forwarder) handleUDP(r *udp.ForwarderRequest) bool {
 		if err := outConn.Close(); err != nil {
 			f.logger.Debug2("forwarder: UDP outConn close error for %v: %v", epID(id), err)
 		}
-		return true
+		return
 	}
 	f.udpForwarder.conns[id] = pConn
 	f.udpForwarder.Unlock()
@@ -209,7 +208,6 @@ func (f *Forwarder) handleUDP(r *udp.ForwarderRequest) bool {
 	f.logger.Trace1("forwarder: established UDP connection %v", epID(id))
 
 	go f.proxyUDP(connCtx, pConn, id, ep)
-	return true
 }
 
 func (f *Forwarder) proxyUDP(ctx context.Context, pConn *udpPacketConn, id stack.TransportEndpointID, ep tcpip.Endpoint) {
@@ -350,7 +348,7 @@ func (c *udpPacketConn) copy(ctx context.Context, dst net.Conn, src net.Conn, bu
 }
 
 func isClosedError(err error) bool {
-	return errors.Is(err, net.ErrClosed) || errors.Is(err, context.Canceled) || errors.Is(err, io.EOF)
+	return errors.Is(err, net.ErrClosed) || errors.Is(err, context.Canceled)
 }
 
 func isTimeout(err error) bool {

client/firewall/uspfilter/localip.go

@@ -130,7 +130,6 @@ func (m *localIPManager) UpdateLocalIPs(iface common.IFaceMapper) (err error) {
 	// 127.0.0.0/8
 	newIPv4Bitmap[127] = &ipv4LowBitmap{}
 	for i := 0; i < 8192; i++ {
-		// #nosec G602 -- bitmap is defined as [8192]uint32, loop range is correct
 		newIPv4Bitmap[127].bitmap[i] = 0xFFFFFFFF
 	}
 

client/firewall/uspfilter/localip_test.go

@@ -218,7 +218,7 @@ func BenchmarkIPChecks(b *testing.B) {
 		b.ResetTimer()
 		for i := 0; i < b.N; i++ {
 			// nolint:gosimple
-			_ = mapManager.localIPs[ip.String()]
+			_, _ = mapManager.localIPs[ip.String()]
 		}
 	})
 
@@ -227,7 +227,7 @@ func BenchmarkIPChecks(b *testing.B) {
 		b.ResetTimer()
 		for i := 0; i < b.N; i++ {
 			// nolint:gosimple
-			_ = mapManager.localIPs[ip.String()]
+			_, _ = mapManager.localIPs[ip.String()]
 		}
 	})
 }

client/firewall/uspfilter/log/log.go

@@ -168,15 +168,6 @@ func (l *Logger) Warn3(format string, arg1, arg2, arg3 any) {
 	}
 }
 
-func (l *Logger) Warn4(format string, arg1, arg2, arg3, arg4 any) {
-	if l.level.Load() >= uint32(LevelWarn) {
-		select {
-		case l.msgChannel <- logMessage{level: LevelWarn, format: format, arg1: arg1, arg2: arg2, arg3: arg3, arg4: arg4}:
-		default:
-		}
-	}
-}
-
 func (l *Logger) Debug1(format string, arg1 any) {
 	if l.level.Load() >= uint32(LevelDebug) {
 		select {

client/firewall/uspfilter/nat_test.go

@@ -234,10 +234,9 @@ func TestInboundPortDNATNegative(t *testing.T) {
 			require.False(t, translated, "Packet should NOT be translated for %s", tc.name)
 
 			d = parsePacket(t, packet)
-			switch tc.protocol {
-			case layers.IPProtocolTCP:
+			if tc.protocol == layers.IPProtocolTCP {
 				require.Equal(t, tc.dstPort, uint16(d.tcp.DstPort), "Port should remain unchanged")
-			case layers.IPProtocolUDP:
+			} else if tc.protocol == layers.IPProtocolUDP {
 				require.Equal(t, tc.dstPort, uint16(d.udp.DstPort), "Port should remain unchanged")
 			}
 		})

client/firewall/uspfilter/rule.go

@@ -34,7 +34,7 @@ type RouteRule struct {
 	sources      []netip.Prefix
 	dstSet       firewall.Set
 	destinations []netip.Prefix
-	protoLayer   gopacket.LayerType
+	proto        firewall.Protocol
 	srcPort      *firewall.Port
 	dstPort      *firewall.Port
 	action       firewall.Action

client/firewall/uspfilter/tracer.go

@@ -379,9 +379,9 @@ func (m *Manager) handleNativeRouter(trace *PacketTrace) *PacketTrace {
 }
 
 func (m *Manager) handleRouteACLs(trace *PacketTrace, d *decoder, srcIP, dstIP netip.Addr) *PacketTrace {
-	protoLayer := d.decoded[1]
+	proto, _ := getProtocolFromPacket(d)
 	srcPort, dstPort := getPortsFromPacket(d)
-	id, allowed := m.routeACLsPass(srcIP, dstIP, protoLayer, srcPort, dstPort)
+	id, allowed := m.routeACLsPass(srcIP, dstIP, proto, srcPort, dstPort)
 
 	strId := string(id)
 	if id == nil {

client/iface/bind/ice_bind.go

@@ -27,23 +27,8 @@ type receiverCreator struct {
 	iceBind *ICEBind
 }
 
-func (rc receiverCreator) CreateReceiverFn(pc wgConn.BatchReader, conn *net.UDPConn, rxOffload bool, msgPool *sync.Pool) wgConn.ReceiveFunc {
-	if ipv4PC, ok := pc.(*ipv4.PacketConn); ok {
-		return rc.iceBind.createIPv4ReceiverFn(ipv4PC, conn, rxOffload, msgPool)
-	}
-	// IPv6 is currently not supported in the udpmux, this is a stub for compatibility with the
-	// wireguard-go ReceiverCreator interface which is called for both IPv4 and IPv6.
-	return func(bufs [][]byte, sizes []int, eps []wgConn.Endpoint) (n int, err error) {
-		buf := bufs[0]
-		size, ep, err := conn.ReadFromUDPAddrPort(buf)
-		if err != nil {
-			return 0, err
-		}
-		sizes[0] = size
-		stdEp := &wgConn.StdNetEndpoint{AddrPort: ep}
-		eps[0] = stdEp
-		return 1, nil
-	}
+func (rc receiverCreator) CreateIPv4ReceiverFn(pc *ipv4.PacketConn, conn *net.UDPConn, rxOffload bool, msgPool *sync.Pool) wgConn.ReceiveFunc {
+	return rc.iceBind.createIPv4ReceiverFn(pc, conn, rxOffload, msgPool)
 }
 
 // ICEBind is a bind implementation with two main features:

client/iface/device/device_android.go

@@ -3,7 +3,6 @@
 package device
 
 import (
-	"fmt"
 	"strings"
 
 	log "github.com/sirupsen/logrus"
@@ -20,12 +19,11 @@ import (
 
 // WGTunDevice ignore the WGTunDevice interface on Android because the creation of the tun device is different on this platform
 type WGTunDevice struct {
-	address wgaddr.Address
-	port    int
-	key     string
-	mtu     uint16
-	iceBind *bind.ICEBind
-	// todo: review if we can eliminate the TunAdapter
+	address    wgaddr.Address
+	port       int
+	key        string
+	mtu        uint16
+	iceBind    *bind.ICEBind
 	tunAdapter TunAdapter
 	disableDNS bool
 
@@ -34,19 +32,17 @@ type WGTunDevice struct {
 	filteredDevice *FilteredDevice
 	udpMux         *udpmux.UniversalUDPMuxDefault
 	configurer     WGConfigurer
-	renewableTun   *RenewableTUN
 }
 
 func NewTunDevice(address wgaddr.Address, port int, key string, mtu uint16, iceBind *bind.ICEBind, tunAdapter TunAdapter, disableDNS bool) *WGTunDevice {
 	return &WGTunDevice{
-		address:      address,
-		port:         port,
-		key:          key,
-		mtu:          mtu,
-		iceBind:      iceBind,
-		tunAdapter:   tunAdapter,
-		disableDNS:   disableDNS,
-		renewableTun: NewRenewableTUN(),
+		address:    address,
+		port:       port,
+		key:        key,
+		mtu:        mtu,
+		iceBind:    iceBind,
+		tunAdapter: tunAdapter,
+		disableDNS: disableDNS,
 	}
 }
 
@@ -69,17 +65,14 @@ func (t *WGTunDevice) Create(routes []string, dns string, searchDomains []string
 		return nil, err
 	}
 
-	unmonitoredTUN, name, err := tun.CreateUnmonitoredTUNFromFD(fd)
+	tunDevice, name, err := tun.CreateUnmonitoredTUNFromFD(fd)
 	if err != nil {
 		_ = unix.Close(fd)
 		log.Errorf("failed to create Android interface: %s", err)
 		return nil, err
 	}
-
-	t.renewableTun.AddDevice(unmonitoredTUN)
-
 	t.name = name
-	t.filteredDevice = newDeviceFilter(t.renewableTun)
+	t.filteredDevice = newDeviceFilter(tunDevice)
 
 	log.Debugf("attaching to interface %v", name)
 	t.device = device.NewDevice(t.filteredDevice, t.iceBind, device.NewLogger(wgLogLevel(), "[netbird] "))
@@ -111,23 +104,6 @@ func (t *WGTunDevice) Up() (*udpmux.UniversalUDPMuxDefault, error) {
 	return udpMux, nil
 }
 
-func (t *WGTunDevice) RenewTun(fd int) error {
-	if t.device == nil {
-		return fmt.Errorf("device not initialized")
-	}
-
-	unmonitoredTUN, _, err := tun.CreateUnmonitoredTUNFromFD(fd)
-	if err != nil {
-		_ = unix.Close(fd)
-		log.Errorf("failed to renew Android interface: %s", err)
-		return err
-	}
-
-	t.renewableTun.AddDevice(unmonitoredTUN)
-
-	return nil
-}
-
 func (t *WGTunDevice) UpdateAddr(addr wgaddr.Address) error {
 	// todo implement
 	return nil

client/iface/device/device_ios.go

@@ -1,7 +1,9 @@
+//go:build ios
+// +build ios
+
 package device
 
 import (
-	"fmt"
 	"os"
 
 	log "github.com/sirupsen/logrus"
@@ -43,31 +45,10 @@ func NewTunDevice(name string, address wgaddr.Address, port int, key string, mtu
 	}
 }
 
-// ErrInvalidTunnelFD is returned when the tunnel file descriptor is invalid (0).
-// This typically means the Swift code couldn't find the utun control socket.
-var ErrInvalidTunnelFD = fmt.Errorf("invalid tunnel file descriptor: fd is 0 (Swift failed to locate utun socket)")
-
 func (t *TunDevice) Create() (WGConfigurer, error) {
 	log.Infof("create tun interface")
 
-	var tunDevice tun.Device
-	var err error
-
-	// Validate the tunnel file descriptor.
-	// On iOS/tvOS, the FD must be provided by the NEPacketTunnelProvider.
-	// A value of 0 means the Swift code couldn't find the utun control socket
-	// (the low-level APIs like ctl_info, sockaddr_ctl may not be exposed in
-	// tvOS SDK headers). This is a hard error - there's no viable fallback
-	// since tun.CreateTUN() cannot work within the iOS/tvOS sandbox.
-	if t.tunFd == 0 {
-		log.Errorf("Tunnel file descriptor is 0 - Swift code failed to locate the utun control socket. " +
-			"On tvOS, ensure the NEPacketTunnelProvider is properly configured and the tunnel is started.")
-		return nil, ErrInvalidTunnelFD
-	}
-
-	// Normal iOS/tvOS path: use the provided file descriptor from NEPacketTunnelProvider
-	var dupTunFd int
-	dupTunFd, err = unix.Dup(t.tunFd)
+	dupTunFd, err := unix.Dup(t.tunFd)
 	if err != nil {
 		log.Errorf("Unable to dup tun fd: %v", err)
 		return nil, err
@@ -79,7 +60,7 @@ func (t *TunDevice) Create() (WGConfigurer, error) {
 		_ = unix.Close(dupTunFd)
 		return nil, err
 	}
-	tunDevice, err = tun.CreateTUNFromFile(os.NewFile(uintptr(dupTunFd), "/dev/tun"), 0)
+	tunDevice, err := tun.CreateTUNFromFile(os.NewFile(uintptr(dupTunFd), "/dev/tun"), 0)
 	if err != nil {
 		log.Errorf("Unable to create new tun device from fd: %v", err)
 		_ = unix.Close(dupTunFd)

client/iface/device/device_netstack_android.go

@@ -2,13 +2,6 @@
 
 package device
 
-import "fmt"
-
 func (t *TunNetstackDevice) Create(routes []string, dns string, searchDomains []string) (WGConfigurer, error) {
 	return t.create()
 }
-
-func (t *TunNetstackDevice) RenewTun(fd int) error {
-	// Doesn't make sense in Android for Netstack.
-	return fmt.Errorf("this function has not been implemented in Netstack for Android")
-}

client/iface/device/renewable_tun.go

@@ -1,309 +0,0 @@
-//go:build android
-
-package device
-
-import (
-	"io"
-	"os"
-	"sync"
-	"sync/atomic"
-	"time"
-
-	log "github.com/sirupsen/logrus"
-	"golang.zx2c4.com/wireguard/tun"
-)
-
-// closeAwareDevice wraps a tun.Device along with a flag
-// indicating whether its Close method was called.
-//
-// It also redirects tun.Device's Events() to a separate goroutine
-// and closes it when Close is called.
-//
-// The WaitGroup and CloseOnce fields are used to ensure that the
-// goroutine is awaited and closed only once.
-type closeAwareDevice struct {
-	isClosed atomic.Bool
-	tun.Device
-	closeEventCh chan struct{}
-	wg           sync.WaitGroup
-	closeOnce    sync.Once
-}
-
-func newClosableDevice(tunDevice tun.Device) *closeAwareDevice {
-	return &closeAwareDevice{
-		Device:       tunDevice,
-		isClosed:     atomic.Bool{},
-		closeEventCh: make(chan struct{}),
-	}
-}
-
-// redirectEvents redirects the Events() method of the underlying tun.Device
-// to the given channel (RenewableTUN's events channel).
-func (c *closeAwareDevice) redirectEvents(out chan tun.Event) {
-	c.wg.Add(1)
-	go func() {
-		defer c.wg.Done()
-		for {
-			select {
-			case ev, ok := <-c.Device.Events():
-				if !ok {
-					return
-				}
-
-				if ev == tun.EventDown {
-					continue
-				}
-
-				select {
-				case out <- ev:
-				case <-c.closeEventCh:
-					return
-				}
-			case <-c.closeEventCh:
-				return
-			}
-		}
-	}()
-}
-
-// Close calls the underlying Device's Close method
-// after setting isClosed to true.
-func (c *closeAwareDevice) Close() (err error) {
-	c.closeOnce.Do(func() {
-		c.isClosed.Store(true)
-		close(c.closeEventCh)
-		err = c.Device.Close()
-		c.wg.Wait()
-	})
-
-	return err
-}
-
-func (c *closeAwareDevice) IsClosed() bool {
-	return c.isClosed.Load()
-}
-
-type RenewableTUN struct {
-	devices []*closeAwareDevice
-	mu      sync.Mutex
-	cond    *sync.Cond
-	events  chan tun.Event
-	closed  atomic.Bool
-}
-
-func NewRenewableTUN() *RenewableTUN {
-	r := &RenewableTUN{
-		devices: make([]*closeAwareDevice, 0),
-		mu:      sync.Mutex{},
-		events:  make(chan tun.Event, 16),
-	}
-	r.cond = sync.NewCond(&r.mu)
-	return r
-}
-
-func (r *RenewableTUN) File() *os.File {
-	for {
-		dev := r.peekLast()
-		if dev == nil {
-			if !r.waitForDevice() {
-				return nil
-			}
-			continue
-		}
-
-		file := dev.File()
-
-		if dev.IsClosed() {
-			time.Sleep(1 * time.Millisecond)
-			continue
-		}
-
-		return file
-	}
-}
-
-// Read reads from an underlying tun.Device kept in the r.devices slice.
-// If no device is available, it waits for one to be added via AddDevice().
-//
-// On error, it retries reading from the newest device instead of returning the error
-// if the device is closed; if not, it propagates the error.
-func (r *RenewableTUN) Read(bufs [][]byte, sizes []int, offset int) (n int, err error) {
-	for {
-		dev := r.peekLast()
-		if dev == nil {
-			// wait until AddDevice() signals a new device via cond.Broadcast()
-			if !r.waitForDevice() { // returns false if the renewable TUN itself is closed
-				return 0, io.EOF
-			}
-			continue
-		}
-
-		n, err = dev.Read(bufs, sizes, offset)
-		if err == nil {
-			return n, nil
-		}
-
-		// swap in progress; retry on the newest instead of returning the error
-		if dev.IsClosed() {
-			time.Sleep(1 * time.Millisecond)
-			continue
-		}
-		return n, err // propagate non-swap error
-	}
-}
-
-// Write writes to underlying tun.Device kept in the r.devices slice.
-// If no device is available, it waits for one to be added via AddDevice().
-//
-// On error, it retries writing to the newest device instead of returning the error
-// if the device is closed; if not, it propagates the error.
-func (r *RenewableTUN) Write(bufs [][]byte, offset int) (int, error) {
-	for {
-		dev := r.peekLast()
-		if dev == nil {
-			if !r.waitForDevice() {
-				return 0, io.EOF
-			}
-			continue
-		}
-
-		n, err := dev.Write(bufs, offset)
-		if err == nil {
-			return n, nil
-		}
-
-		if dev.IsClosed() {
-			time.Sleep(1 * time.Millisecond)
-			continue
-		}
-
-		return n, err
-	}
-}
-
-func (r *RenewableTUN) MTU() (int, error) {
-	for {
-		dev := r.peekLast()
-		if dev == nil {
-			if !r.waitForDevice() {
-				return 0, io.EOF
-			}
-			continue
-		}
-		mtu, err := dev.MTU()
-		if err == nil {
-			return mtu, nil
-		}
-		if dev.IsClosed() {
-			time.Sleep(1 * time.Millisecond)
-			continue
-		}
-		return 0, err
-	}
-}
-
-func (r *RenewableTUN) Name() (string, error) {
-	for {
-		dev := r.peekLast()
-		if dev == nil {
-			if !r.waitForDevice() {
-				return "", io.EOF
-			}
-			continue
-		}
-		name, err := dev.Name()
-		if err == nil {
-			return name, nil
-		}
-		if dev.IsClosed() {
-			time.Sleep(1 * time.Millisecond)
-			continue
-		}
-		return "", err
-	}
-}
-
-// Events returns a channel that is fed events from the underlying tun.Device's events channel
-// once it is added.
-func (r *RenewableTUN) Events() <-chan tun.Event {
-	return r.events
-}
-
-func (r *RenewableTUN) Close() error {
-	// Attempts to set the RenewableTUN closed flag to true.
-	// If it's already true, returns immediately.
-	if !r.closed.CompareAndSwap(false, true) {
-		return nil // already closed: idempotent
-	}
-	r.mu.Lock()
-	devices := r.devices
-	r.devices = nil
-	r.cond.Broadcast()
-	r.mu.Unlock()
-
-	var lastErr error
-
-	log.Debugf("closing %d devices", len(devices))
-	for _, device := range devices {
-		if err := device.Close(); err != nil {
-			log.Debugf("error closing a device: %v", err)
-			lastErr = err
-		}
-	}
-
-	close(r.events)
-	return lastErr
-}
-
-func (r *RenewableTUN) BatchSize() int {
-	return 1
-}
-
-func (r *RenewableTUN) AddDevice(device tun.Device) {
-	r.mu.Lock()
-	if r.closed.Load() {
-		r.mu.Unlock()
-		_ = device.Close()
-		return
-	}
-
-	var toClose *closeAwareDevice
-	if len(r.devices) > 0 {
-		toClose = r.devices[len(r.devices)-1]
-	}
-
-	cad := newClosableDevice(device)
-	cad.redirectEvents(r.events)
-
-	r.devices = []*closeAwareDevice{cad}
-	r.cond.Broadcast()
-
-	r.mu.Unlock()
-
-	if toClose != nil {
-		if err := toClose.Close(); err != nil {
-			log.Debugf("error closing last device: %v", err)
-		}
-	}
-}
-
-func (r *RenewableTUN) waitForDevice() bool {
-	r.mu.Lock()
-	defer r.mu.Unlock()
-
-	for len(r.devices) == 0 && !r.closed.Load() {
-		r.cond.Wait()
-	}
-	return !r.closed.Load()
-}
-
-func (r *RenewableTUN) peekLast() *closeAwareDevice {
-	r.mu.Lock()
-	defer r.mu.Unlock()
-
-	if len(r.devices) == 0 {
-		return nil
-	}
-
-	return r.devices[len(r.devices)-1]
-}

client/iface/device_android.go

@@ -21,6 +21,5 @@ type WGTunDevice interface {
 	FilteredDevice() *device.FilteredDevice
 	Device() *wgdevice.Device
 	GetNet() *netstack.Net
-	RenewTun(fd int) error
 	GetICEBind() device.EndpointManager
 }

client/iface/iface_create.go

@@ -24,7 +24,3 @@ func (w *WGIface) Create() error {
 func (w *WGIface) CreateOnAndroid([]string, string, []string) error {
 	return fmt.Errorf("this function has not implemented on non mobile")
 }
-
-func (w *WGIface) RenewTun(fd int) error {
-	return fmt.Errorf("this function has not been implemented on non-android")
-}

client/iface/iface_create_android.go

@@ -6,7 +6,6 @@ import (
 
 // CreateOnAndroid creates a new Wireguard interface, sets a given IP and brings it up.
 // Will reuse an existing one.
-// todo: review does this function really necessary or can we merge it with iOS
 func (w *WGIface) CreateOnAndroid(routes []string, dns string, searchDomains []string) error {
 	w.mu.Lock()
 	defer w.mu.Unlock()
@@ -23,9 +22,3 @@ func (w *WGIface) CreateOnAndroid(routes []string, dns string, searchDomains []s
 func (w *WGIface) Create() error {
 	return fmt.Errorf("this function has not implemented on this platform")
 }
-
-func (w *WGIface) RenewTun(fd int) error {
-	w.mu.Lock()
-	defer w.mu.Unlock()
-	return w.tun.RenewTun(fd)
-}

client/iface/iface_create_darwin.go

@@ -39,7 +39,3 @@ func (w *WGIface) Create() error {
 func (w *WGIface) CreateOnAndroid([]string, string, []string) error {
 	return fmt.Errorf("this function has not implemented on this platform")
 }
-
-func (w *WGIface) RenewTun(fd int) error {
-	return fmt.Errorf("this function has not been implemented on this platform")
-}

client/iface/wgproxy/factory_kernel.go

@@ -3,19 +3,12 @@
 package wgproxy
 
 import (
-	"os"
-	"strconv"
-
 	log "github.com/sirupsen/logrus"
 
 	"github.com/netbirdio/netbird/client/iface/wgproxy/ebpf"
 	udpProxy "github.com/netbirdio/netbird/client/iface/wgproxy/udp"
 )
 
-const (
-	envDisableEBPFWGProxy = "NB_DISABLE_EBPF_WG_PROXY"
-)
-
 type KernelFactory struct {
 	wgPort int
 	mtu    uint16
@@ -29,12 +22,6 @@ func NewKernelFactory(wgPort int, mtu uint16) *KernelFactory {
 		mtu:    mtu,
 	}
 
-	if isEBPFDisabled() {
-		log.Infof("WireGuard Proxy Factory will produce UDP proxy")
-		log.Infof("eBPF WireGuard proxy is disabled via %s environment variable", envDisableEBPFWGProxy)
-		return f
-	}
-
 	ebpfProxy := ebpf.NewWGEBPFProxy(wgPort, mtu)
 	if err := ebpfProxy.Listen(); err != nil {
 		log.Infof("WireGuard Proxy Factory will produce UDP proxy")
@@ -60,16 +47,3 @@ func (w *KernelFactory) Free() error {
 	}
 	return w.ebpfProxy.Free()
 }
-
-func isEBPFDisabled() bool {
-	val := os.Getenv(envDisableEBPFWGProxy)
-	if val == "" {
-		return false
-	}
-	disabled, err := strconv.ParseBool(val)
-	if err != nil {
-		log.Warnf("failed to parse %s: %v", envDisableEBPFWGProxy, err)
-		return false
-	}
-	return disabled
-}

client/internal/auth/oauth.go

@@ -60,19 +60,14 @@ func (t TokenInfo) GetTokenToUse() string {
 	return t.AccessToken
 }
 
-func shouldUseDeviceFlow(force bool, isUnixDesktopClient bool) bool {
-	return force || (runtime.GOOS == "linux" || runtime.GOOS == "freebsd") && !isUnixDesktopClient
-}
-
 // NewOAuthFlow initializes and returns the appropriate OAuth flow based on the management configuration
 //
 // It starts by initializing the PKCE.If this process fails, it resorts to the Device Code Flow,
 // and if that also fails, the authentication process is deemed unsuccessful
 //
 // On Linux distros without desktop environment support, it only tries to initialize the Device Code Flow
-// forceDeviceCodeFlow can be used to skip PKCE and go directly to Device Code Flow (e.g., for Android TV)
-func NewOAuthFlow(ctx context.Context, config *profilemanager.Config, isUnixDesktopClient bool, forceDeviceCodeFlow bool, hint string) (OAuthFlow, error) {
-	if shouldUseDeviceFlow(forceDeviceCodeFlow, isUnixDesktopClient) {
+func NewOAuthFlow(ctx context.Context, config *profilemanager.Config, isUnixDesktopClient bool, hint string) (OAuthFlow, error) {
+	if (runtime.GOOS == "linux" || runtime.GOOS == "freebsd") && !isUnixDesktopClient {
 		return authenticateWithDeviceCodeFlow(ctx, config, hint)
 	}
 

client/internal/auth/pkce_flow.go

@@ -13,7 +13,6 @@ import (
 	"net"
 	"net/http"
 	"net/url"
-	"strconv"
 	"strings"
 	"time"
 
@@ -22,7 +21,6 @@ import (
 
 	"github.com/netbirdio/netbird/client/internal"
 	"github.com/netbirdio/netbird/client/internal/templates"
-	"github.com/netbirdio/netbird/shared/management/client/common"
 )
 
 var _ OAuthFlow = &PKCEAuthorizationFlow{}
@@ -48,10 +46,9 @@ type PKCEAuthorizationFlow struct {
 func NewPKCEAuthorizationFlow(config internal.PKCEAuthProviderConfig) (*PKCEAuthorizationFlow, error) {
 	var availableRedirectURL string
 
-	excludedRanges := getSystemExcludedPortRanges()
-
+	// find the first available redirect URL
 	for _, redirectURL := range config.RedirectURLs {
-		if !isRedirectURLPortUsed(redirectURL, excludedRanges) {
+		if !isRedirectURLPortUsed(redirectURL) {
 			availableRedirectURL = redirectURL
 			break
 		}
@@ -105,10 +102,10 @@ func (p *PKCEAuthorizationFlow) RequestAuthInfo(ctx context.Context) (AuthFlowIn
 		oauth2.SetAuthURLParam("audience", p.providerConfig.Audience),
 	}
 	if !p.providerConfig.DisablePromptLogin {
-		switch p.providerConfig.LoginFlag {
-		case common.LoginFlagPromptLogin:
+		if p.providerConfig.LoginFlag.IsPromptLogin() {
 			params = append(params, oauth2.SetAuthURLParam("prompt", "login"))
-		case common.LoginFlagMaxAge0:
+		}
+		if p.providerConfig.LoginFlag.IsMaxAge0Login() {
 			params = append(params, oauth2.SetAuthURLParam("max_age", "0"))
 		}
 	}
@@ -285,22 +282,15 @@ func createCodeChallenge(codeVerifier string) string {
 	return base64.RawURLEncoding.EncodeToString(sha2[:])
 }
 
-// isRedirectURLPortUsed checks if the port used in the redirect URL is in use or excluded on Windows.
-func isRedirectURLPortUsed(redirectURL string, excludedRanges []excludedPortRange) bool {
+// isRedirectURLPortUsed checks if the port used in the redirect URL is in use.
+func isRedirectURLPortUsed(redirectURL string) bool {
 	parsedURL, err := url.Parse(redirectURL)
 	if err != nil {
 		log.Errorf("failed to parse redirect URL: %v", err)
 		return true
 	}
 
-	port := parsedURL.Port()
-
-	if isPortInExcludedRange(port, excludedRanges) {
-		log.Warnf("port %s is in Windows excluded port range, skipping", port)
-		return true
-	}
-
-	addr := fmt.Sprintf(":%s", port)
+	addr := fmt.Sprintf(":%s", parsedURL.Port())
 	conn, err := net.DialTimeout("tcp", addr, 3*time.Second)
 	if err != nil {
 		return false
@@ -314,33 +304,6 @@ func isRedirectURLPortUsed(redirectURL string, excludedRanges []excludedPortRang
 	return true
 }
 
-// excludedPortRange represents a range of excluded ports.
-type excludedPortRange struct {
-	start int
-	end   int
-}
-
-// isPortInExcludedRange checks if the given port is in any of the excluded ranges.
-func isPortInExcludedRange(port string, excludedRanges []excludedPortRange) bool {
-	if len(excludedRanges) == 0 {
-		return false
-	}
-
-	portNum, err := strconv.Atoi(port)
-	if err != nil {
-		log.Debugf("invalid port number %s: %v", port, err)
-		return false
-	}
-
-	for _, r := range excludedRanges {
-		if portNum >= r.start && portNum <= r.end {
-			return true
-		}
-	}
-
-	return false
-}
-
 func renderPKCEFlowTmpl(w http.ResponseWriter, authError error) {
 	tmpl, err := template.New("pkce-auth-flow").Parse(templates.PKCEAuthMsgTmpl)
 	if err != nil {

client/internal/auth/pkce_flow_other.go

@@ -1,8 +0,0 @@
-//go:build !windows
-
-package auth
-
-// getSystemExcludedPortRanges returns nil on non-Windows platforms.
-func getSystemExcludedPortRanges() []excludedPortRange {
-	return nil
-}

client/internal/auth/pkce_flow_test.go

@@ -2,11 +2,8 @@ package auth
 
 import (
 	"context"
-	"fmt"
-	"net"
 	"testing"
 
-	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
 	"github.com/netbirdio/netbird/client/internal"
@@ -23,28 +20,22 @@ func TestPromptLogin(t *testing.T) {
 		name               string
 		loginFlag          mgm.LoginFlag
 		disablePromptLogin bool
-		expectContains     []string
+		expect             string
 	}{
 		{
-			name:           "Prompt login",
-			loginFlag:      mgm.LoginFlagPromptLogin,
-			expectContains: []string{promptLogin},
+			name:      "Prompt login",
+			loginFlag: mgm.LoginFlagPrompt,
+			expect:    promptLogin,
 		},
 		{
-			name:           "Max age 0",
-			loginFlag:      mgm.LoginFlagMaxAge0,
-			expectContains: []string{maxAge0},
+			name:      "Max age 0 login",
+			loginFlag: mgm.LoginFlagMaxAge0,
+			expect:    maxAge0,
 		},
 		{
 			name:               "Disable prompt login",
-			loginFlag:          mgm.LoginFlagPromptLogin,
+			loginFlag:          mgm.LoginFlagPrompt,
 			disablePromptLogin: true,
-			expectContains:     []string{},
-		},
-		{
-			name:           "None flag should not add parameters",
-			loginFlag:      mgm.LoginFlagNone,
-			expectContains: []string{},
 		},
 	}
 
@@ -59,7 +50,6 @@ func TestPromptLogin(t *testing.T) {
 				RedirectURLs:          []string{"http://127.0.0.1:33992/"},
 				UseIDToken:            true,
 				LoginFlag:             tc.loginFlag,
-				DisablePromptLogin:    tc.disablePromptLogin,
 			}
 			pkce, err := NewPKCEAuthorizationFlow(config)
 			if err != nil {
@@ -70,153 +60,12 @@ func TestPromptLogin(t *testing.T) {
 				t.Fatalf("Failed to request auth info: %v", err)
 			}
 
-			for _, expected := range tc.expectContains {
-				require.Contains(t, authInfo.VerificationURIComplete, expected)
+			if !tc.disablePromptLogin {
+				require.Contains(t, authInfo.VerificationURIComplete, tc.expect)
+			} else {
+				require.Contains(t, authInfo.VerificationURIComplete, promptLogin)
+				require.NotContains(t, authInfo.VerificationURIComplete, maxAge0)
 			}
 		})
 	}
 }
-
-func TestIsPortInExcludedRange(t *testing.T) {
-	tests := []struct {
-		name            string
-		port            string
-		excludedRanges  []excludedPortRange
-		expectedBlocked bool
-	}{
-		{
-			name:            "Port in excluded range",
-			port:            "8080",
-			excludedRanges:  []excludedPortRange{{start: 8000, end: 8100}},
-			expectedBlocked: true,
-		},
-		{
-			name:            "Port at start of range",
-			port:            "8000",
-			excludedRanges:  []excludedPortRange{{start: 8000, end: 8100}},
-			expectedBlocked: true,
-		},
-		{
-			name:            "Port at end of range",
-			port:            "8100",
-			excludedRanges:  []excludedPortRange{{start: 8000, end: 8100}},
-			expectedBlocked: true,
-		},
-		{
-			name:            "Port before range",
-			port:            "7999",
-			excludedRanges:  []excludedPortRange{{start: 8000, end: 8100}},
-			expectedBlocked: false,
-		},
-		{
-			name:            "Port after range",
-			port:            "8101",
-			excludedRanges:  []excludedPortRange{{start: 8000, end: 8100}},
-			expectedBlocked: false,
-		},
-		{
-			name:            "Empty excluded ranges",
-			port:            "8080",
-			excludedRanges:  []excludedPortRange{},
-			expectedBlocked: false,
-		},
-		{
-			name:            "Nil excluded ranges",
-			port:            "8080",
-			excludedRanges:  nil,
-			expectedBlocked: false,
-		},
-		{
-			name: "Multiple ranges - port in second range",
-			port: "9050",
-			excludedRanges: []excludedPortRange{
-				{start: 8000, end: 8100},
-				{start: 9000, end: 9100},
-			},
-			expectedBlocked: true,
-		},
-		{
-			name: "Multiple ranges - port not in any range",
-			port: "8500",
-			excludedRanges: []excludedPortRange{
-				{start: 8000, end: 8100},
-				{start: 9000, end: 9100},
-			},
-			expectedBlocked: false,
-		},
-		{
-			name:            "Invalid port string",
-			port:            "invalid",
-			excludedRanges:  []excludedPortRange{{start: 8000, end: 8100}},
-			expectedBlocked: false,
-		},
-		{
-			name:            "Empty port string",
-			port:            "",
-			excludedRanges:  []excludedPortRange{{start: 8000, end: 8100}},
-			expectedBlocked: false,
-		},
-	}
-
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			result := isPortInExcludedRange(tt.port, tt.excludedRanges)
-			assert.Equal(t, tt.expectedBlocked, result, "Port exclusion check mismatch")
-		})
-	}
-}
-
-func TestIsRedirectURLPortUsed(t *testing.T) {
-	listener, err := net.Listen("tcp", "127.0.0.1:0")
-	require.NoError(t, err)
-	defer func() {
-		_ = listener.Close()
-	}()
-
-	usedPort := listener.Addr().(*net.TCPAddr).Port
-
-	tests := []struct {
-		name           string
-		redirectURL    string
-		excludedRanges []excludedPortRange
-		expectedUsed   bool
-	}{
-		{
-			name:           "Port in excluded range",
-			redirectURL:    "http://127.0.0.1:8080/",
-			excludedRanges: []excludedPortRange{{start: 8000, end: 8100}},
-			expectedUsed:   true,
-		},
-		{
-			name:           "Port actually in use",
-			redirectURL:    fmt.Sprintf("http://127.0.0.1:%d/", usedPort),
-			excludedRanges: nil,
-			expectedUsed:   true,
-		},
-		{
-			name:           "Port not in use and not excluded",
-			redirectURL:    "http://127.0.0.1:65432/",
-			excludedRanges: nil,
-			expectedUsed:   false,
-		},
-		{
-			name:           "Invalid URL without port",
-			redirectURL:    "not-a-valid-url",
-			excludedRanges: nil,
-			expectedUsed:   false,
-		},
-		{
-			name:           "Port excluded even if not in use",
-			redirectURL:    "http://127.0.0.1:8050/",
-			excludedRanges: []excludedPortRange{{start: 8000, end: 8100}},
-			expectedUsed:   true,
-		},
-	}
-
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			result := isRedirectURLPortUsed(tt.redirectURL, tt.excludedRanges)
-			assert.Equal(t, tt.expectedUsed, result, "Port usage check mismatch")
-		})
-	}
-}

client/internal/auth/pkce_flow_windows.go

@@ -1,86 +0,0 @@
-//go:build windows
-
-package auth
-
-import (
-	"bufio"
-	"fmt"
-	"os/exec"
-	"strconv"
-	"strings"
-
-	log "github.com/sirupsen/logrus"
-)
-
-// getSystemExcludedPortRanges retrieves the excluded port ranges from Windows using netsh.
-func getSystemExcludedPortRanges() []excludedPortRange {
-	ranges, err := getExcludedPortRangesFromNetsh()
-	if err != nil {
-		log.Debugf("failed to get Windows excluded port ranges: %v", err)
-		return nil
-	}
-
-	return ranges
-}
-
-// getExcludedPortRangesFromNetsh retrieves excluded port ranges using netsh command.
-func getExcludedPortRangesFromNetsh() ([]excludedPortRange, error) {
-	cmd := exec.Command("netsh", "interface", "ipv4", "show", "excludedportrange", "protocol=tcp")
-	output, err := cmd.Output()
-	if err != nil {
-		return nil, fmt.Errorf("netsh command: %w", err)
-	}
-
-	return parseExcludedPortRanges(string(output))
-}
-
-// parseExcludedPortRanges parses the output of the netsh command to extract port ranges.
-func parseExcludedPortRanges(output string) ([]excludedPortRange, error) {
-	var ranges []excludedPortRange
-	scanner := bufio.NewScanner(strings.NewReader(output))
-
-	foundHeader := false
-	for scanner.Scan() {
-		line := strings.TrimSpace(scanner.Text())
-
-		if strings.Contains(line, "Start Port") && strings.Contains(line, "End Port") {
-			foundHeader = true
-			continue
-		}
-
-		if !foundHeader {
-			continue
-		}
-
-		if strings.Contains(line, "----------") {
-			continue
-		}
-
-		if line == "" {
-			continue
-		}
-
-		fields := strings.Fields(line)
-		if len(fields) < 2 {
-			continue
-		}
-
-		startPort, err := strconv.Atoi(fields[0])
-		if err != nil {
-			continue
-		}
-
-		endPort, err := strconv.Atoi(fields[1])
-		if err != nil {
-			continue
-		}
-
-		ranges = append(ranges, excludedPortRange{start: startPort, end: endPort})
-	}
-
-	if err := scanner.Err(); err != nil {
-		return nil, fmt.Errorf("scan output: %w", err)
-	}
-
-	return ranges, nil
-}

client/internal/auth/pkce_flow_windows_test.go

@@ -1,116 +0,0 @@
-//go:build windows
-
-package auth
-
-import (
-	"fmt"
-	"net"
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-
-	"github.com/netbirdio/netbird/client/internal"
-)
-
-func TestParseExcludedPortRanges(t *testing.T) {
-	tests := []struct {
-		name           string
-		netshOutput    string
-		expectedRanges []excludedPortRange
-		expectError    bool
-	}{
-		{
-			name: "Valid netsh output with multiple ranges",
-			netshOutput: `
-Protocol tcp Dynamic Port Range
----------------------------------
-Start Port      : 49152
-Number of Ports : 16384
-
-Protocol tcp Excluded Port Ranges
----------------------------------
-Start Port    End Port
-----------    --------
-     5357        5357      *
-    50000       50059      *
-`,
-			expectedRanges: []excludedPortRange{
-				{start: 5357, end: 5357},
-				{start: 50000, end: 50059},
-			},
-			expectError: false,
-		},
-		{
-			name: "Empty output",
-			netshOutput: `
-Protocol tcp Dynamic Port Range
----------------------------------
-Start Port      : 49152
-Number of Ports : 16384
-`,
-			expectedRanges: nil,
-			expectError:    false,
-		},
-		{
-			name: "Single range",
-			netshOutput: `
-Protocol tcp Excluded Port Ranges
----------------------------------
-Start Port    End Port
-----------    --------
-     8080        8090
-`,
-			expectedRanges: []excludedPortRange{
-				{start: 8080, end: 8090},
-			},
-			expectError: false,
-		},
-	}
-
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			ranges, err := parseExcludedPortRanges(tt.netshOutput)
-
-			if tt.expectError {
-				assert.Error(t, err)
-			} else {
-				require.NoError(t, err)
-				assert.Equal(t, tt.expectedRanges, ranges)
-			}
-		})
-	}
-}
-
-func TestNewPKCEAuthorizationFlow_WithActualExcludedPorts(t *testing.T) {
-	ranges := getSystemExcludedPortRanges()
-	t.Logf("Found %d excluded port ranges on this system", len(ranges))
-
-	listener1, err := net.Listen("tcp", "127.0.0.1:0")
-	require.NoError(t, err)
-	defer func() {
-		_ = listener1.Close()
-	}()
-	usedPort1 := listener1.Addr().(*net.TCPAddr).Port
-
-	availablePort := 65432
-
-	config := internal.PKCEAuthProviderConfig{
-		ClientID:              "test-client-id",
-		Audience:              "test-audience",
-		TokenEndpoint:         "https://test-token-endpoint.com/token",
-		Scope:                 "openid email profile",
-		AuthorizationEndpoint: "https://test-auth-endpoint.com/authorize",
-		RedirectURLs: []string{
-			fmt.Sprintf("http://127.0.0.1:%d/", usedPort1),
-			fmt.Sprintf("http://127.0.0.1:%d/", availablePort),
-		},
-		UseIDToken: true,
-	}
-
-	flow, err := NewPKCEAuthorizationFlow(config)
-	require.NoError(t, err)
-	require.NotNil(t, flow)
-	assert.Contains(t, flow.oAuthConfig.RedirectURL, fmt.Sprintf(":%d", availablePort),
-		"Should skip port in use and select available port")
-}

client/internal/connect.go

@@ -24,14 +24,10 @@ import (
 	"github.com/netbirdio/netbird/client/internal/listener"
 	"github.com/netbirdio/netbird/client/internal/peer"
 	"github.com/netbirdio/netbird/client/internal/profilemanager"
-	"github.com/netbirdio/netbird/client/internal/statemanager"
 	"github.com/netbirdio/netbird/client/internal/stdnet"
-	"github.com/netbirdio/netbird/client/internal/updatemanager"
-	"github.com/netbirdio/netbird/client/internal/updatemanager/installer"
 	nbnet "github.com/netbirdio/netbird/client/net"
 	cProto "github.com/netbirdio/netbird/client/proto"
 	"github.com/netbirdio/netbird/client/ssh"
-	sshconfig "github.com/netbirdio/netbird/client/ssh/config"
 	"github.com/netbirdio/netbird/client/system"
 	mgm "github.com/netbirdio/netbird/shared/management/client"
 	mgmProto "github.com/netbirdio/netbird/shared/management/proto"
@@ -43,13 +39,11 @@ import (
 )
 
 type ConnectClient struct {
-	ctx                 context.Context
-	config              *profilemanager.Config
-	statusRecorder      *peer.Status
-	doInitialAutoUpdate bool
-
-	engine      *Engine
-	engineMutex sync.Mutex
+	ctx            context.Context
+	config         *profilemanager.Config
+	statusRecorder *peer.Status
+	engine         *Engine
+	engineMutex    sync.Mutex
 
 	persistSyncResponse bool
 }
@@ -58,21 +52,18 @@ func NewConnectClient(
 	ctx context.Context,
 	config *profilemanager.Config,
 	statusRecorder *peer.Status,
-	doInitalAutoUpdate bool,
-
 ) *ConnectClient {
 	return &ConnectClient{
-		ctx:                 ctx,
-		config:              config,
-		statusRecorder:      statusRecorder,
-		doInitialAutoUpdate: doInitalAutoUpdate,
-		engineMutex:         sync.Mutex{},
+		ctx:            ctx,
+		config:         config,
+		statusRecorder: statusRecorder,
+		engineMutex:    sync.Mutex{},
 	}
 }
 
 // Run with main logic.
-func (c *ConnectClient) Run(runningChan chan struct{}) error {
-	return c.run(MobileDependency{}, runningChan)
+func (c *ConnectClient) Run(runningChan chan struct{}, logPath string) error {
+	return c.run(MobileDependency{}, runningChan, logPath)
 }
 
 // RunOnAndroid with main logic on mobile system
@@ -82,7 +73,6 @@ func (c *ConnectClient) RunOnAndroid(
 	networkChangeListener listener.NetworkChangeListener,
 	dnsAddresses []netip.AddrPort,
 	dnsReadyListener dns.ReadyListener,
-	stateFilePath string,
 ) error {
 	// in case of non Android os these variables will be nil
 	mobileDependency := MobileDependency{
@@ -91,9 +81,8 @@ func (c *ConnectClient) RunOnAndroid(
 		NetworkChangeListener: networkChangeListener,
 		HostDNSAddresses:      dnsAddresses,
 		DnsReadyListener:      dnsReadyListener,
-		StateFilePath:         stateFilePath,
 	}
-	return c.run(mobileDependency, nil)
+	return c.run(mobileDependency, nil, "")
 }
 
 func (c *ConnectClient) RunOniOS(
@@ -111,10 +100,10 @@ func (c *ConnectClient) RunOniOS(
 		DnsManager:            dnsManager,
 		StateFilePath:         stateFilePath,
 	}
-	return c.run(mobileDependency, nil)
+	return c.run(mobileDependency, nil, "")
 }
 
-func (c *ConnectClient) run(mobileDependency MobileDependency, runningChan chan struct{}) error {
+func (c *ConnectClient) run(mobileDependency MobileDependency, runningChan chan struct{}, logPath string) error {
 	defer func() {
 		if r := recover(); r != nil {
 			rec := c.statusRecorder
@@ -170,33 +159,6 @@ func (c *ConnectClient) run(mobileDependency MobileDependency, runningChan chan
 		return err
 	}
 
-	var path string
-	if runtime.GOOS == "ios" || runtime.GOOS == "android" {
-		// On mobile, use the provided state file path directly
-		if !fileExists(mobileDependency.StateFilePath) {
-			if err := createFile(mobileDependency.StateFilePath); err != nil {
-				log.Errorf("failed to create state file: %v", err)
-				// we are not exiting as we can run without the state manager
-			}
-		}
-		path = mobileDependency.StateFilePath
-	} else {
-		sm := profilemanager.NewServiceManager("")
-		path = sm.GetStatePath()
-	}
-	stateManager := statemanager.New(path)
-	stateManager.RegisterState(&sshconfig.ShutdownState{})
-
-	updateManager, err := updatemanager.NewManager(c.statusRecorder, stateManager)
-	if err == nil {
-		updateManager.CheckUpdateSuccess(c.ctx)
-
-		inst := installer.New()
-		if err := inst.CleanUpInstallerFiles(); err != nil {
-			log.Errorf("failed to clean up temporary installer file: %v", err)
-		}
-	}
-
 	defer c.statusRecorder.ClientStop()
 	operation := func() error {
 		// if context cancelled we not start new backoff cycle
@@ -284,7 +246,7 @@ func (c *ConnectClient) run(mobileDependency MobileDependency, runningChan chan
 		relayURLs, token := parseRelayInfo(loginResp)
 		peerConfig := loginResp.GetPeerConfig()
 
-		engineConfig, err := createEngineConfig(myPrivateKey, c.config, peerConfig)
+		engineConfig, err := createEngineConfig(myPrivateKey, c.config, peerConfig, logPath)
 		if err != nil {
 			log.Error(err)
 			return wrapErr(err)
@@ -308,25 +270,15 @@ func (c *ConnectClient) run(mobileDependency MobileDependency, runningChan chan
 		checks := loginResp.GetChecks()
 
 		c.engineMutex.Lock()
-		engine := NewEngine(engineCtx, cancel, signalClient, mgmClient, relayManager, engineConfig, mobileDependency, c.statusRecorder, checks, stateManager)
-		engine.SetSyncResponsePersistence(c.persistSyncResponse)
-		c.engine = engine
+		c.engine = NewEngine(engineCtx, cancel, signalClient, mgmClient, relayManager, engineConfig, mobileDependency, c.statusRecorder, checks, c.config)
+		c.engine.SetSyncResponsePersistence(c.persistSyncResponse)
 		c.engineMutex.Unlock()
 
-		if err := engine.Start(loginResp.GetNetbirdConfig(), c.config.ManagementURL); err != nil {
+		if err := c.engine.Start(loginResp.GetNetbirdConfig(), c.config.ManagementURL); err != nil {
 			log.Errorf("error while starting Netbird Connection Engine: %s", err)
 			return wrapErr(err)
 		}
 
-		if loginResp.PeerConfig != nil && loginResp.PeerConfig.AutoUpdate != nil {
-			// AutoUpdate will be true when the user click on "Connect" menu on the UI
-			if c.doInitialAutoUpdate {
-				log.Infof("start engine by ui, run auto-update check")
-				c.engine.InitialUpdateHandling(loginResp.PeerConfig.AutoUpdate)
-				c.doInitialAutoUpdate = false
-			}
-		}
-
 		log.Infof("Netbird engine started, the IP is: %s", peerConfig.GetAddress())
 		state.Set(StatusConnected)
 
@@ -338,14 +290,12 @@ func (c *ConnectClient) run(mobileDependency MobileDependency, runningChan chan
 		<-engineCtx.Done()
 
 		c.engineMutex.Lock()
+		engine := c.engine
 		c.engine = nil
 		c.engineMutex.Unlock()
 
-		// todo: consider to remove this condition. Is not thread safe.
-		// We should always call Stop(), but we need to verify that it is idempotent
-		if engine.wgInterface != nil {
+		if engine != nil && engine.wgInterface != nil {
 			log.Infof("ensuring %s is removed, Netbird engine context cancelled", engine.wgInterface.Name())
-
 			if err := engine.Stop(); err != nil {
 				log.Errorf("Failed to stop engine: %v", err)
 			}
@@ -459,7 +409,7 @@ func (c *ConnectClient) SetSyncResponsePersistence(enabled bool) {
 }
 
 // createEngineConfig converts configuration received from Management Service to EngineConfig
-func createEngineConfig(key wgtypes.Key, config *profilemanager.Config, peerConfig *mgmProto.PeerConfig) (*EngineConfig, error) {
+func createEngineConfig(key wgtypes.Key, config *profilemanager.Config, peerConfig *mgmProto.PeerConfig, logPath string) (*EngineConfig, error) {
 	nm := false
 	if config.NetworkMonitor != nil {
 		nm = *config.NetworkMonitor
@@ -494,7 +444,10 @@ func createEngineConfig(key wgtypes.Key, config *profilemanager.Config, peerConf
 
 		LazyConnectionEnabled: config.LazyConnectionEnabled,
 
-		MTU: selectMTU(config.MTU, peerConfig.Mtu),
+		MTU:     selectMTU(config.MTU, peerConfig.Mtu),
+		LogPath: logPath,
+
+		ProfileConfig: config,
 	}
 
 	if config.PreSharedKey != "" {

client/internal/debug/debug.go

@@ -27,9 +27,10 @@ import (
 	"github.com/netbirdio/netbird/client/anonymize"
 	"github.com/netbirdio/netbird/client/internal/peer"
 	"github.com/netbirdio/netbird/client/internal/profilemanager"
-	"github.com/netbirdio/netbird/client/internal/updatemanager/installer"
+	nbstatus "github.com/netbirdio/netbird/client/status"
 	mgmProto "github.com/netbirdio/netbird/shared/management/proto"
 	"github.com/netbirdio/netbird/util"
+	"github.com/netbirdio/netbird/version"
 )
 
 const readmeContent = `Netbird debug bundle
@@ -57,7 +58,6 @@ block.prof: Block profiling information.
 heap.prof: Heap profiling information (snapshot of memory allocations).
 allocs.prof: Allocations profiling information.
 threadcreate.prof: Thread creation profiling information.
-stack_trace.txt: Complete stack traces of all goroutines at the time of bundle creation.
 
 
 Anonymization Process
@@ -111,9 +111,6 @@ go tool pprof -http=:8088 heap.prof
 
 This will open a web browser tab with the profiling information.
 
-Stack Trace
-The stack_trace.txt file contains a complete snapshot of all goroutine stack traces at the time the debug bundle was created.
-
 Routes
 The routes.txt file contains detailed routing table information in a tabular format:
 
@@ -223,10 +220,9 @@ type BundleGenerator struct {
 	internalConfig *profilemanager.Config
 	statusRecorder *peer.Status
 	syncResponse   *mgmProto.SyncResponse
-	logFile        string
+	logPath        string
 
 	anonymize         bool
-	clientStatus      string
 	includeSystemInfo bool
 	logFileCount      uint32
 
@@ -235,7 +231,6 @@ type BundleGenerator struct {
 
 type BundleConfig struct {
 	Anonymize         bool
-	ClientStatus      string
 	IncludeSystemInfo bool
 	LogFileCount      uint32
 }
@@ -244,7 +239,7 @@ type GeneratorDependencies struct {
 	InternalConfig *profilemanager.Config
 	StatusRecorder *peer.Status
 	SyncResponse   *mgmProto.SyncResponse
-	LogFile        string
+	LogPath        string
 }
 
 func NewBundleGenerator(deps GeneratorDependencies, cfg BundleConfig) *BundleGenerator {
@@ -260,10 +255,9 @@ func NewBundleGenerator(deps GeneratorDependencies, cfg BundleConfig) *BundleGen
 		internalConfig: deps.InternalConfig,
 		statusRecorder: deps.StatusRecorder,
 		syncResponse:   deps.SyncResponse,
-		logFile:        deps.LogFile,
+		logPath:        deps.LogPath,
 
 		anonymize:         cfg.Anonymize,
-		clientStatus:      cfg.ClientStatus,
 		includeSystemInfo: cfg.IncludeSystemInfo,
 		logFileCount:      logFileCount,
 	}
@@ -309,13 +303,6 @@ func (g *BundleGenerator) createArchive() error {
 		return fmt.Errorf("add status: %w", err)
 	}
 
-	if g.statusRecorder != nil {
-		status := g.statusRecorder.GetFullStatus()
-		seedFromStatus(g.anonymizer, &status)
-	} else {
-		log.Debugf("no status recorder available for seeding")
-	}
-
 	if err := g.addConfig(); err != nil {
 		log.Errorf("failed to add config to debug bundle: %v", err)
 	}
@@ -332,10 +319,6 @@ func (g *BundleGenerator) createArchive() error {
 		log.Errorf("failed to add profiles to debug bundle: %v", err)
 	}
 
-	if err := g.addStackTrace(); err != nil {
-		log.Errorf("failed to add stack trace to debug bundle: %v", err)
-	}
-
 	if err := g.addSyncResponse(); err != nil {
 		return fmt.Errorf("add sync response: %w", err)
 	}
@@ -352,7 +335,7 @@ func (g *BundleGenerator) createArchive() error {
 		log.Errorf("failed to add wg show output: %v", err)
 	}
 
-	if g.logFile != "" && !slices.Contains(util.SpecialLogs, g.logFile) {
+	if g.logPath != "" && !slices.Contains(util.SpecialLogs, g.logPath) {
 		if err := g.addLogfile(); err != nil {
 			log.Errorf("failed to add log file to debug bundle: %v", err)
 			if err := g.trySystemdLogFallback(); err != nil {
@@ -363,10 +346,6 @@ func (g *BundleGenerator) createArchive() error {
 		log.Errorf("failed to add systemd logs: %v", err)
 	}
 
-	if err := g.addUpdateLogs(); err != nil {
-		log.Errorf("failed to add updater logs: %v", err)
-	}
-
 	return nil
 }
 
@@ -401,11 +380,26 @@ func (g *BundleGenerator) addReadme() error {
 }
 
 func (g *BundleGenerator) addStatus() error {
-	if status := g.clientStatus; status != "" {
-		statusReader := strings.NewReader(status)
+	if g.statusRecorder != nil {
+		pm := profilemanager.NewProfileManager()
+		var profName string
+		if activeProf, err := pm.GetActiveProfile(); err == nil {
+			profName = activeProf.Name
+		}
+
+		fullStatus := g.statusRecorder.GetFullStatus()
+		protoFullStatus := nbstatus.ToProtoFullStatus(fullStatus)
+		protoFullStatus.Events = g.statusRecorder.GetEventHistory()
+		overview := nbstatus.ConvertToStatusOutputOverview(protoFullStatus, g.anonymize, version.NetbirdVersion(), "", nil, nil, nil, "", profName)
+		statusOutput := nbstatus.ParseToFullDetailSummary(overview)
+
+		statusReader := strings.NewReader(statusOutput)
 		if err := g.addFileToZip(statusReader, "status.txt"); err != nil {
 			return fmt.Errorf("add status file to zip: %w", err)
 		}
+		seedFromStatus(g.anonymizer, &fullStatus)
+	} else {
+		log.Debugf("no status recorder available for seeding")
 	}
 	return nil
 }
@@ -535,18 +529,6 @@ func (g *BundleGenerator) addProf() (err error) {
 	return nil
 }
 
-func (g *BundleGenerator) addStackTrace() error {
-	buf := make([]byte, 5242880) // 5 MB buffer
-	n := runtime.Stack(buf, true)
-
-	stackTrace := bytes.NewReader(buf[:n])
-	if err := g.addFileToZip(stackTrace, "stack_trace.txt"); err != nil {
-		return fmt.Errorf("add stack trace file to zip: %w", err)
-	}
-
-	return nil
-}
-
 func (g *BundleGenerator) addInterfaces() error {
 	interfaces, err := net.Interfaces()
 	if err != nil {
@@ -655,29 +637,6 @@ func (g *BundleGenerator) addStateFile() error {
 	return nil
 }
 
-func (g *BundleGenerator) addUpdateLogs() error {
-	inst := installer.New()
-	logFiles := inst.LogFiles()
-	if len(logFiles) == 0 {
-		return nil
-	}
-
-	log.Infof("adding updater logs")
-	for _, logFile := range logFiles {
-		data, err := os.ReadFile(logFile)
-		if err != nil {
-			log.Warnf("failed to read update log file %s: %v", logFile, err)
-			continue
-		}
-
-		baseName := filepath.Base(logFile)
-		if err := g.addFileToZip(bytes.NewReader(data), filepath.Join("update-logs", baseName)); err != nil {
-			return fmt.Errorf("add update log file %s to zip: %w", baseName, err)
-		}
-	}
-	return nil
-}
-
 func (g *BundleGenerator) addCorruptedStateFiles() error {
 	sm := profilemanager.NewServiceManager("")
 	pattern := sm.GetStatePath()
@@ -710,14 +669,14 @@ func (g *BundleGenerator) addCorruptedStateFiles() error {
 }
 
 func (g *BundleGenerator) addLogfile() error {
-	if g.logFile == "" {
+	if g.logPath == "" {
 		log.Debugf("skipping empty log file in debug bundle")
 		return nil
 	}
 
-	logDir := filepath.Dir(g.logFile)
+	logDir := filepath.Dir(g.logPath)
 
-	if err := g.addSingleLogfile(g.logFile, clientLogFile); err != nil {
+	if err := g.addSingleLogfile(g.logPath, clientLogFile); err != nil {
 		return fmt.Errorf("add client log file to zip: %w", err)
 	}
 

client/internal/debug/debug_linux.go

@@ -507,13 +507,15 @@ func formatPayloadWithCmp(p *expr.Payload, cmp *expr.Cmp) string {
 	if p.Base == expr.PayloadBaseNetworkHeader {
 		switch p.Offset {
 		case 12:
-			switch p.Len {
-			case 4, 2:
+			if p.Len == 4 {
+				return fmt.Sprintf("ip saddr %s %s", formatCmpOp(cmp.Op), formatIPBytes(cmp.Data))
+			} else if p.Len == 2 {
 				return fmt.Sprintf("ip saddr %s %s", formatCmpOp(cmp.Op), formatIPBytes(cmp.Data))
 			}
 		case 16:
-			switch p.Len {
-			case 4, 2:
+			if p.Len == 4 {
+				return fmt.Sprintf("ip daddr %s %s", formatCmpOp(cmp.Op), formatIPBytes(cmp.Data))
+			} else if p.Len == 2 {
 				return fmt.Sprintf("ip daddr %s %s", formatCmpOp(cmp.Op), formatIPBytes(cmp.Data))
 			}
 		}

client/internal/debug/upload.go

@@ -0,0 +1,101 @@
+package debug
+
+import (
+	"context"
+	"crypto/sha256"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+
+	"github.com/netbirdio/netbird/upload-server/types"
+)
+
+const maxBundleUploadSize = 50 * 1024 * 1024
+
+func UploadDebugBundle(ctx context.Context, url, managementURL, filePath string) (key string, err error) {
+	response, err := getUploadURL(ctx, url, managementURL)
+	if err != nil {
+		return "", err
+	}
+
+	err = upload(ctx, filePath, response)
+	if err != nil {
+		return "", err
+	}
+	return response.Key, nil
+}
+
+func upload(ctx context.Context, filePath string, response *types.GetURLResponse) error {
+	fileData, err := os.Open(filePath)
+	if err != nil {
+		return fmt.Errorf("open file: %w", err)
+	}
+
+	defer fileData.Close()
+
+	stat, err := fileData.Stat()
+	if err != nil {
+		return fmt.Errorf("stat file: %w", err)
+	}
+
+	if stat.Size() > maxBundleUploadSize {
+		return fmt.Errorf("file size exceeds maximum limit of %d bytes", maxBundleUploadSize)
+	}
+
+	req, err := http.NewRequestWithContext(ctx, "PUT", response.URL, fileData)
+	if err != nil {
+		return fmt.Errorf("create PUT request: %w", err)
+	}
+
+	req.ContentLength = stat.Size()
+	req.Header.Set("Content-Type", "application/octet-stream")
+
+	putResp, err := http.DefaultClient.Do(req)
+	if err != nil {
+		return fmt.Errorf("upload failed: %v", err)
+	}
+	defer putResp.Body.Close()
+
+	if putResp.StatusCode != http.StatusOK {
+		body, _ := io.ReadAll(putResp.Body)
+		return fmt.Errorf("upload status %d: %s", putResp.StatusCode, string(body))
+	}
+	return nil
+}
+
+func getUploadURL(ctx context.Context, url string, managementURL string) (*types.GetURLResponse, error) {
+	id := getURLHash(managementURL)
+	getReq, err := http.NewRequestWithContext(ctx, "GET", url+"?id="+id, nil)
+	if err != nil {
+		return nil, fmt.Errorf("create GET request: %w", err)
+	}
+
+	getReq.Header.Set(types.ClientHeader, types.ClientHeaderValue)
+
+	resp, err := http.DefaultClient.Do(getReq)
+	if err != nil {
+		return nil, fmt.Errorf("get presigned URL: %w", err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		body, _ := io.ReadAll(resp.Body)
+		return nil, fmt.Errorf("get presigned URL status %d: %s", resp.StatusCode, string(body))
+	}
+
+	urlBytes, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return nil, fmt.Errorf("read response body: %w", err)
+	}
+	var response types.GetURLResponse
+	if err := json.Unmarshal(urlBytes, &response); err != nil {
+		return nil, fmt.Errorf("unmarshal response: %w", err)
+	}
+	return &response, nil
+}
+
+func getURLHash(url string) string {
+	return fmt.Sprintf("%x", sha256.Sum256([]byte(url)))
+}

client/internal/debug/upload_test.go

@@ -1,4 +1,4 @@
-package server
+package debug
 
 import (
 	"context"
@@ -38,7 +38,7 @@ func TestUpload(t *testing.T) {
 	fileContent := []byte("test file content")
 	err := os.WriteFile(file, fileContent, 0640)
 	require.NoError(t, err)
-	key, err := uploadDebugBundle(context.Background(), testURL+types.GetURLPath, testURL, file)
+	key, err := UploadDebugBundle(context.Background(), testURL+types.GetURLPath, testURL, file)
 	require.NoError(t, err)
 	id := getURLHash(testURL)
 	require.Contains(t, key, id+"/")

client/internal/dns.go

@@ -76,9 +76,6 @@ func collectPTRRecords(config *nbdns.Config, prefix netip.Prefix) []nbdns.Simple
 	var records []nbdns.SimpleRecord
 
 	for _, zone := range config.CustomZones {
-		if zone.SkipPTRProcess {
-			continue
-		}
 		for _, record := range zone.Records {
 			if record.Type != int(dns.TypeA) {
 				continue
@@ -109,9 +106,8 @@ func addReverseZone(config *nbdns.Config, network netip.Prefix) {
 	records := collectPTRRecords(config, network)
 
 	reverseZone := nbdns.CustomZone{
-		Domain:               zoneName,
-		Records:              records,
-		SearchDomainDisabled: true,
+		Domain:  zoneName,
+		Records: records,
 	}
 
 	config.CustomZones = append(config.CustomZones, reverseZone)

client/internal/dns/host.go

@@ -11,6 +11,11 @@ import (
 	nbdns "github.com/netbirdio/netbird/dns"
 )
 
+const (
+	ipv4ReverseZone = ".in-addr.arpa."
+	ipv6ReverseZone = ".ip6.arpa."
+)
+
 type hostManager interface {
 	applyDNSConfig(config HostDNSConfig, stateManager *statemanager.Manager) error
 	restoreHostDNS() error
@@ -105,9 +110,10 @@ func dnsConfigToHostDNSConfig(dnsConfig nbdns.Config, ip netip.Addr, port int) H
 	}
 
 	for _, customZone := range dnsConfig.CustomZones {
+		matchOnly := strings.HasSuffix(customZone.Domain, ipv4ReverseZone) || strings.HasSuffix(customZone.Domain, ipv6ReverseZone)
 		config.Domains = append(config.Domains, DomainConfig{
 			Domain:    strings.ToLower(dns.Fqdn(customZone.Domain)),
-			MatchOnly: customZone.SearchDomainDisabled,
+			MatchOnly: matchOnly,
 		})
 	}
 

client/internal/dns/mgmt/mgmt.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"fmt"
 	"net"
-	"net/netip"
 	"net/url"
 	"strings"
 	"sync"
@@ -27,11 +26,6 @@ type Resolver struct {
 	mutex         sync.RWMutex
 }
 
-type ipsResponse struct {
-	ips []netip.Addr
-	err error
-}
-
 // NewResolver creates a new management domains cache resolver.
 func NewResolver() *Resolver {
 	return &Resolver{
@@ -105,9 +99,9 @@ func (m *Resolver) AddDomain(ctx context.Context, d domain.Domain) error {
 	ctx, cancel := context.WithTimeout(ctx, dnsTimeout)
 	defer cancel()
 
-	ips, err := lookupIPWithExtraTimeout(ctx, d)
+	ips, err := net.DefaultResolver.LookupNetIP(ctx, "ip", d.PunycodeString())
 	if err != nil {
-		return err
+		return fmt.Errorf("resolve domain %s: %w", d.SafeString(), err)
 	}
 
 	var aRecords, aaaaRecords []dns.RR
@@ -165,36 +159,6 @@ func (m *Resolver) AddDomain(ctx context.Context, d domain.Domain) error {
 	return nil
 }
 
-func lookupIPWithExtraTimeout(ctx context.Context, d domain.Domain) ([]netip.Addr, error) {
-	log.Infof("looking up IP for mgmt domain=%s", d.SafeString())
-	defer log.Infof("done looking up IP for mgmt domain=%s", d.SafeString())
-	resultChan := make(chan *ipsResponse, 1)
-
-	go func() {
-		ips, err := net.DefaultResolver.LookupNetIP(ctx, "ip", d.PunycodeString())
-		resultChan <- &ipsResponse{
-			err: err,
-			ips: ips,
-		}
-	}()
-
-	var resp *ipsResponse
-
-	select {
-	case <-time.After(dnsTimeout + time.Millisecond*500):
-		log.Warnf("timed out waiting for IP for mgmt domain=%s", d.SafeString())
-		return nil, fmt.Errorf("timed out waiting for ips to be available for domain %s", d.SafeString())
-	case <-ctx.Done():
-		return nil, ctx.Err()
-	case resp = <-resultChan:
-	}
-
-	if resp.err != nil {
-		return nil, fmt.Errorf("resolve domain %s: %w", d.SafeString(), resp.err)
-	}
-	return resp.ips, nil
-}
-
 // PopulateFromConfig extracts and caches domains from the client configuration.
 func (m *Resolver) PopulateFromConfig(ctx context.Context, mgmtURL *url.URL) error {
 	if mgmtURL == nil {

client/internal/dns/server.go

@@ -80,7 +80,6 @@ type DefaultServer struct {
 	updateSerial       uint64
 	previousConfigHash uint64
 	currentConfig      HostDNSConfig
-	currentConfigHash  uint64
 	handlerChain       *HandlerChain
 	extraDomains       map[domain.Domain]int
 
@@ -208,7 +207,6 @@ func newDefaultServer(
 		hostsDNSHolder:    newHostsDNSHolder(),
 		hostManager:       &noopHostConfigurator{},
 		mgmtCacheResolver: mgmtCacheResolver,
-		currentConfigHash: ^uint64(0), // Initialize to max uint64 to ensure first config is always applied
 	}
 
 	// register with root zone, handler chain takes care of the routing
@@ -588,29 +586,8 @@ func (s *DefaultServer) applyHostConfig() {
 
 	log.Debugf("extra match domains: %v", maps.Keys(s.extraDomains))
 
-	hash, err := hashstructure.Hash(config, hashstructure.FormatV2, &hashstructure.HashOptions{
-		ZeroNil:         true,
-		IgnoreZeroValue: true,
-		SlicesAsSets:    true,
-		UseStringer:     true,
-	})
-	if err != nil {
-		log.Warnf("unable to hash the host dns configuration, will apply config anyway: %s", err)
-		// Fall through to apply config anyway (fail-safe approach)
-	} else if s.currentConfigHash == hash {
-		log.Debugf("not applying host config as there are no changes")
-		return
-	}
-
-	log.Debugf("applying host config as there are changes")
 	if err := s.hostManager.applyDNSConfig(config, s.stateManager); err != nil {
 		log.Errorf("failed to apply DNS host manager update: %v", err)
-		return
-	}
-
-	// Only update hash if it was computed successfully and config was applied
-	if err == nil {
-		s.currentConfigHash = hash
 	}
 
 	s.registerFallback(config)

client/internal/dns/server_test.go

@@ -1602,10 +1602,7 @@ func TestExtraDomains(t *testing.T) {
 				"other.example.com.",
 				"duplicate.example.com.",
 			},
-			// Expect 3 calls instead of 4 because when deregistering duplicate.example.com,
-			// the domain remains in the config (ref count goes from 2 to 1), so the host
-			// config hash doesn't change and applyDNSConfig is not called.
-			applyHostConfigCall: 3,
+			applyHostConfigCall: 4,
 		},
 		{
 			name: "Config update with new domains after registration",
@@ -1660,10 +1657,7 @@ func TestExtraDomains(t *testing.T) {
 			expectedMatchOnly: []string{
 				"extra.example.com.",
 			},
-			// Expect 2 calls instead of 3 because when deregistering protected.example.com,
-			// it's removed from extraDomains but still remains in the config (from customZones),
-			// so the host config hash doesn't change and applyDNSConfig is not called.
-			applyHostConfigCall: 2,
+			applyHostConfigCall: 3,
 		},
 		{
 			name: "Register domain that is part of nameserver group",

client/internal/dns/upstream.go

@@ -197,7 +197,7 @@ func (u *upstreamResolverBase) handleUpstreamError(err error, upstream netip.Add
 		timeoutMsg += " " + peerInfo
 	}
 	timeoutMsg += fmt.Sprintf(" - error: %v", err)
-	logger.Warn(timeoutMsg)
+	logger.Warnf(timeoutMsg)
 }
 
 func (u *upstreamResolverBase) writeSuccessResponse(w dns.ResponseWriter, rm *dns.Msg, upstream netip.AddrPort, domain string, t time.Duration, logger *log.Entry) bool {

client/internal/dnsfwd/forwarder.go

@@ -234,11 +234,6 @@ func (f *DNSForwarder) handleDNSQuery(w dns.ResponseWriter, query *dns.Msg) *dns
 		return nil
 	}
 
-	// Unmap IPv4-mapped IPv6 addresses that some resolvers may return
-	for i, ip := range ips {
-		ips[i] = ip.Unmap()
-	}
-
 	f.updateInternalState(ips, mostSpecificResId, matchingEntries)
 	f.addIPsToResponse(resp, domain, ips)
 	f.cache.set(domain, question.Qtype, ips)

client/internal/engine.go

@@ -31,6 +31,7 @@ import (
 	"github.com/netbirdio/netbird/client/iface/device"
 	"github.com/netbirdio/netbird/client/iface/udpmux"
 	"github.com/netbirdio/netbird/client/internal/acl"
+	"github.com/netbirdio/netbird/client/internal/debug"
 	"github.com/netbirdio/netbird/client/internal/dns"
 	dnsconfig "github.com/netbirdio/netbird/client/internal/dns/config"
 	"github.com/netbirdio/netbird/client/internal/dnsfwd"
@@ -42,13 +43,15 @@ import (
 	"github.com/netbirdio/netbird/client/internal/peer/guard"
 	icemaker "github.com/netbirdio/netbird/client/internal/peer/ice"
 	"github.com/netbirdio/netbird/client/internal/peerstore"
+	"github.com/netbirdio/netbird/client/internal/profilemanager"
 	"github.com/netbirdio/netbird/client/internal/relay"
 	"github.com/netbirdio/netbird/client/internal/rosenpass"
 	"github.com/netbirdio/netbird/client/internal/routemanager"
 	"github.com/netbirdio/netbird/client/internal/routemanager/systemops"
 	"github.com/netbirdio/netbird/client/internal/statemanager"
-	"github.com/netbirdio/netbird/client/internal/updatemanager"
+	"github.com/netbirdio/netbird/client/jobexec"
 	cProto "github.com/netbirdio/netbird/client/proto"
+	sshconfig "github.com/netbirdio/netbird/client/ssh/config"
 	"github.com/netbirdio/netbird/shared/management/domain"
 	semaphoregroup "github.com/netbirdio/netbird/util/semaphore-group"
 
@@ -72,7 +75,6 @@ const (
 	PeerConnectionTimeoutMax = 45000 // ms
 	PeerConnectionTimeoutMin = 30000 // ms
 	connInitLimit            = 200
-	disableAutoUpdate        = "disabled"
 )
 
 var ErrResetConnection = fmt.Errorf("reset connection")
@@ -132,6 +134,11 @@ type EngineConfig struct {
 	LazyConnectionEnabled bool
 
 	MTU uint16
+
+	// for debug bundle generation
+	ProfileConfig *profilemanager.Config
+
+	LogPath string
 }
 
 // Engine is a mechanism responsible for reacting on Signal and Management stream events and managing connections to the remote peers.
@@ -195,15 +202,13 @@ type Engine struct {
 	stateManager *statemanager.Manager
 	srWatcher    *guard.SRWatcher
 
-	// Sync response persistence
+	// Sync response persistence (protected by syncRespMux)
+	syncRespMux         sync.RWMutex
 	persistSyncResponse bool
 	latestSyncResponse  *mgmProto.SyncResponse
 	connSemaphore       *semaphoregroup.SemaphoreGroup
 	flowManager         nftypes.FlowManager
 
-	// auto-update
-	updateManager *updatemanager.Manager
-
 	// WireGuard interface monitor
 	wgIfaceMonitor *WGIfaceMonitor
 
@@ -211,6 +216,9 @@ type Engine struct {
 	shutdownWg sync.WaitGroup
 
 	probeStunTurn *relay.StunTurnProbe
+
+	jobExecutor   *jobexec.Executor
+	jobExecutorWG sync.WaitGroup
 }
 
 // Peer is an instance of the Connection Peer
@@ -224,7 +232,7 @@ type localIpUpdater interface {
 }
 
 // NewEngine creates a new Connection Engine with probes attached
-func NewEngine(clientCtx context.Context, clientCancel context.CancelFunc, signalClient signal.Client, mgmClient mgm.Client, relayManager *relayClient.Manager, config *EngineConfig, mobileDep MobileDependency, statusRecorder *peer.Status, checks []*mgmProto.Checks, stateManager *statemanager.Manager) *Engine {
+func NewEngine(clientCtx context.Context, clientCancel context.CancelFunc, signalClient signal.Client, mgmClient mgm.Client, relayManager *relayClient.Manager, config *EngineConfig, mobileDep MobileDependency, statusRecorder *peer.Status, checks []*mgmProto.Checks, c *profilemanager.Config) *Engine {
 	engine := &Engine{
 		clientCtx:      clientCtx,
 		clientCancel:   clientCancel,
@@ -240,12 +248,29 @@ func NewEngine(clientCtx context.Context, clientCancel context.CancelFunc, signa
 		TURNs:          []*stun.URI{},
 		networkSerial:  0,
 		statusRecorder: statusRecorder,
-		stateManager:   stateManager,
 		checks:         checks,
 		connSemaphore:  semaphoregroup.NewSemaphoreGroup(connInitLimit),
 		probeStunTurn:  relay.NewStunTurnProbe(relay.DefaultCacheTTL),
+		jobExecutor:    jobexec.NewExecutor(),
 	}
 
+	sm := profilemanager.NewServiceManager("")
+
+	path := sm.GetStatePath()
+	if runtime.GOOS == "ios" {
+		if !fileExists(mobileDep.StateFilePath) {
+			err := createFile(mobileDep.StateFilePath)
+			if err != nil {
+				log.Errorf("failed to create state file: %v", err)
+				// we are not exiting as we can run without the state manager
+			}
+		}
+
+		path = mobileDep.StateFilePath
+	}
+	engine.stateManager = statemanager.New(path)
+	engine.stateManager.RegisterState(&sshconfig.ShutdownState{})
+
 	log.Infof("I am: %s", config.WgPrivateKey.PublicKey().String())
 	return engine
 }
@@ -257,6 +282,7 @@ func (e *Engine) Stop() error {
 		return nil
 	}
 	e.syncMsgMux.Lock()
+	defer e.syncMsgMux.Unlock()
 
 	if e.connMgr != nil {
 		e.connMgr.Close()
@@ -274,6 +300,9 @@ func (e *Engine) Stop() error {
 
 	e.cleanupSSHConfig()
 
+	// stop/restore DNS first so dbus and friends don't complain because of a missing interface
+	e.stopDNSServer()
+
 	if e.ingressGatewayMgr != nil {
 		if err := e.ingressGatewayMgr.Close(); err != nil {
 			log.Warnf("failed to cleanup forward rules: %v", err)
@@ -281,37 +310,30 @@ func (e *Engine) Stop() error {
 		e.ingressGatewayMgr = nil
 	}
 
-	if e.srWatcher != nil {
-		e.srWatcher.Close()
-	}
-
-	if e.updateManager != nil {
-		e.updateManager.Stop()
-	}
-
-	log.Info("cleaning up status recorder states")
-	e.statusRecorder.ReplaceOfflinePeers([]peer.State{})
-	e.statusRecorder.UpdateDNSStates([]peer.NSGroupState{})
-	e.statusRecorder.UpdateRelayStates([]relay.ProbeResult{})
-
-	if err := e.removeAllPeers(); err != nil {
-		log.Errorf("failed to remove all peers: %s", err)
-	}
+	e.stopDNSForwarder()
 
 	if e.routeManager != nil {
 		e.routeManager.Stop(e.stateManager)
 	}
 
-	e.stopDNSForwarder()
+	if e.srWatcher != nil {
+		e.srWatcher.Close()
+	}
 
-	// stop/restore DNS after peers are closed but before interface goes down
-	// so dbus and friends don't complain because of a missing interface
-	e.stopDNSServer()
+	e.statusRecorder.ReplaceOfflinePeers([]peer.State{})
+	e.statusRecorder.UpdateDNSStates([]peer.NSGroupState{})
+	e.statusRecorder.UpdateRelayStates([]relay.ProbeResult{})
+
+	if err := e.removeAllPeers(); err != nil {
+		return fmt.Errorf("failed to remove all peers: %s", err)
+	}
 
 	if e.cancel != nil {
 		e.cancel()
 	}
 
+	e.jobExecutorWG.Wait() // block until job goroutines finish
+
 	e.close()
 
 	// stop flow manager after wg interface is gone
@@ -319,18 +341,16 @@ func (e *Engine) Stop() error {
 		e.flowManager.Close()
 	}
 
-	stateCtx, stateCancel := context.WithTimeout(context.Background(), 3*time.Second)
-	defer stateCancel()
+	ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
+	defer cancel()
 
-	if err := e.stateManager.Stop(stateCtx); err != nil {
-		log.Errorf("failed to stop state manager: %v", err)
+	if err := e.stateManager.Stop(ctx); err != nil {
+		return fmt.Errorf("failed to stop state manager: %w", err)
 	}
 	if err := e.stateManager.PersistState(context.Background()); err != nil {
 		log.Errorf("failed to persist state: %v", err)
 	}
 
-	e.syncMsgMux.Unlock()
-
 	timeout := e.calculateShutdownTimeout()
 	log.Debugf("waiting for goroutines to finish with timeout: %v", timeout)
 	shutdownCtx, cancel := context.WithTimeout(context.Background(), timeout)
@@ -416,7 +436,8 @@ func (e *Engine) Start(netbirdConfig *mgmProto.NetbirdConfig, mgmtURL *url.URL)
 		if err != nil {
 			return fmt.Errorf("create rosenpass manager: %w", err)
 		}
-		if err := e.rpManager.Run(); err != nil {
+		err := e.rpManager.Run()
+		if err != nil {
 			return fmt.Errorf("run rosenpass manager: %w", err)
 		}
 	}
@@ -468,7 +489,6 @@ func (e *Engine) Start(netbirdConfig *mgmProto.NetbirdConfig, mgmtURL *url.URL)
 	}
 
 	if err := e.createFirewall(); err != nil {
-		e.close()
 		return err
 	}
 
@@ -500,6 +520,7 @@ func (e *Engine) Start(netbirdConfig *mgmProto.NetbirdConfig, mgmtURL *url.URL)
 
 	e.receiveSignalEvents()
 	e.receiveManagementEvents()
+	e.receiveJobEvents()
 
 	// starting network monitor at the very last to avoid disruptions
 	e.startNetworkMonitor()
@@ -522,13 +543,6 @@ func (e *Engine) Start(netbirdConfig *mgmProto.NetbirdConfig, mgmtURL *url.URL)
 	return nil
 }
 
-func (e *Engine) InitialUpdateHandling(autoUpdateSettings *mgmProto.AutoUpdateSettings) {
-	e.syncMsgMux.Lock()
-	defer e.syncMsgMux.Unlock()
-
-	e.handleAutoUpdateVersion(autoUpdateSettings, true)
-}
-
 func (e *Engine) createFirewall() error {
 	if e.config.DisableFirewall {
 		log.Infof("firewall is disabled")
@@ -737,54 +751,10 @@ func (e *Engine) PopulateNetbirdConfig(netbirdConfig *mgmProto.NetbirdConfig, mg
 	return nil
 }
 
-func (e *Engine) handleAutoUpdateVersion(autoUpdateSettings *mgmProto.AutoUpdateSettings, initialCheck bool) {
-	if autoUpdateSettings == nil {
-		return
-	}
-
-	disabled := autoUpdateSettings.Version == disableAutoUpdate
-
-	// Stop and cleanup if disabled
-	if e.updateManager != nil && disabled {
-		log.Infof("auto-update is disabled, stopping update manager")
-		e.updateManager.Stop()
-		e.updateManager = nil
-		return
-	}
-
-	// Skip check unless AlwaysUpdate is enabled or this is the initial check at startup
-	if !autoUpdateSettings.AlwaysUpdate && !initialCheck {
-		log.Debugf("skipping auto-update check, AlwaysUpdate is false and this is not the initial check")
-		return
-	}
-
-	// Start manager if needed
-	if e.updateManager == nil {
-		log.Infof("starting auto-update manager")
-		updateManager, err := updatemanager.NewManager(e.statusRecorder, e.stateManager)
-		if err != nil {
-			return
-		}
-		e.updateManager = updateManager
-		e.updateManager.Start(e.ctx)
-	}
-	log.Infof("handling auto-update version: %s", autoUpdateSettings.Version)
-	e.updateManager.SetVersion(autoUpdateSettings.Version)
-}
-
 func (e *Engine) handleSync(update *mgmProto.SyncResponse) error {
 	e.syncMsgMux.Lock()
 	defer e.syncMsgMux.Unlock()
 
-	// Check context INSIDE lock to ensure atomicity with shutdown
-	if e.ctx.Err() != nil {
-		return e.ctx.Err()
-	}
-
-	if update.NetworkMap != nil && update.NetworkMap.PeerConfig != nil {
-		e.handleAutoUpdateVersion(update.NetworkMap.PeerConfig.AutoUpdate, false)
-	}
-
 	if update.GetNetbirdConfig() != nil {
 		wCfg := update.GetNetbirdConfig()
 		err := e.updateTURNs(wCfg.GetTurns())
@@ -828,9 +798,18 @@ func (e *Engine) handleSync(update *mgmProto.SyncResponse) error {
 		return nil
 	}
 
+	// Persist sync response under the dedicated lock (syncRespMux), not under syncMsgMux.
+	// Read the storage-enabled flag under the syncRespMux too.
+	e.syncRespMux.RLock()
+	enabled := e.persistSyncResponse
+	e.syncRespMux.RUnlock()
+
 	// Store sync response if persistence is enabled
-	if e.persistSyncResponse {
+	if enabled {
+		e.syncRespMux.Lock()
 		e.latestSyncResponse = update
+		e.syncRespMux.Unlock()
+
 		log.Debugf("sync response persisted with serial %d", nm.GetSerial())
 	}
 
@@ -960,6 +939,77 @@ func (e *Engine) updateConfig(conf *mgmProto.PeerConfig) error {
 
 	return nil
 }
+func (e *Engine) receiveJobEvents() {
+	e.jobExecutorWG.Add(1)
+	go func() {
+		defer e.jobExecutorWG.Done()
+		err := e.mgmClient.Job(e.ctx, func(msg *mgmProto.JobRequest) *mgmProto.JobResponse {
+			resp := mgmProto.JobResponse{
+				ID:     msg.ID,
+				Status: mgmProto.JobStatus_failed,
+			}
+			switch params := msg.WorkloadParameters.(type) {
+			case *mgmProto.JobRequest_Bundle:
+				bundleResult, err := e.handleBundle(params.Bundle)
+				if err != nil {
+					log.Errorf("handling bundle: %v", err)
+					resp.Reason = []byte(err.Error())
+					return &resp
+				}
+				resp.Status = mgmProto.JobStatus_succeeded
+				resp.WorkloadResults = bundleResult
+				return &resp
+			default:
+				resp.Reason = []byte(jobexec.ErrJobNotImplemented.Error())
+				return &resp
+			}
+		})
+		if err != nil {
+			// happens if management is unavailable for a long time.
+			// We want to cancel the operation of the whole client
+			_ = CtxGetState(e.ctx).Wrap(ErrResetConnection)
+			e.clientCancel()
+			return
+		}
+		log.Info("stopped receiving jobs from Management Service")
+	}()
+	log.Info("connecting to Management Service jobs stream")
+}
+
+func (e *Engine) handleBundle(params *mgmProto.BundleParameters) (*mgmProto.JobResponse_Bundle, error) {
+	log.Infof("handle remote debug bundle request: %s", params.String())
+	syncResponse, err := e.GetLatestSyncResponse()
+	if err != nil {
+		log.Warnf("get latest sync response: %v", err)
+	}
+
+	bundleDeps := debug.GeneratorDependencies{
+		InternalConfig: e.config.ProfileConfig,
+		StatusRecorder: e.statusRecorder,
+		SyncResponse:   syncResponse,
+		LogPath:        e.config.LogPath,
+	}
+
+	bundleJobParams := debug.BundleConfig{
+		Anonymize:         params.Anonymize,
+		IncludeSystemInfo: true,
+		LogFileCount:      uint32(params.LogFileCount),
+	}
+
+	waitFor := time.Duration(params.BundleForTime) * time.Minute
+
+	uploadKey, err := e.jobExecutor.BundleJob(e.ctx, bundleDeps, bundleJobParams, waitFor, e.config.ProfileConfig.ManagementURL.String())
+	if err != nil {
+		return nil, err
+	}
+
+	response := &mgmProto.JobResponse_Bundle{
+		Bundle: &mgmProto.BundleResult{
+			UploadKey: uploadKey,
+		},
+	}
+	return response, nil
+}
 
 // receiveManagementEvents connects to the Management Service event stream to receive updates from the management service
 // E.g. when a new peer has been registered and we are allowed to connect to it.
@@ -1121,15 +1171,6 @@ func (e *Engine) updateNetworkMap(networkMap *mgmProto.NetworkMap) error {
 
 	e.updateOfflinePeers(networkMap.GetOfflinePeers())
 
-	// Filter out own peer from the remote peers list
-	localPubKey := e.config.WgPrivateKey.PublicKey().String()
-	remotePeers := make([]*mgmProto.RemotePeerConfig, 0, len(networkMap.GetRemotePeers()))
-	for _, p := range networkMap.GetRemotePeers() {
-		if p.GetWgPubKey() != localPubKey {
-			remotePeers = append(remotePeers, p)
-		}
-	}
-
 	// cleanup request, most likely our peer has been deleted
 	if networkMap.GetRemotePeersIsEmpty() {
 		err := e.removeAllPeers()
@@ -1138,34 +1179,32 @@ func (e *Engine) updateNetworkMap(networkMap *mgmProto.NetworkMap) error {
 			return err
 		}
 	} else {
-		err := e.removePeers(remotePeers)
+		err := e.removePeers(networkMap.GetRemotePeers())
 		if err != nil {
 			return err
 		}
 
-		err = e.modifyPeers(remotePeers)
+		err = e.modifyPeers(networkMap.GetRemotePeers())
 		if err != nil {
 			return err
 		}
 
-		err = e.addNewPeers(remotePeers)
+		err = e.addNewPeers(networkMap.GetRemotePeers())
 		if err != nil {
 			return err
 		}
 
 		e.statusRecorder.FinishPeerListModifications()
 
-		e.updatePeerSSHHostKeys(remotePeers)
+		e.updatePeerSSHHostKeys(networkMap.GetRemotePeers())
 
-		if err := e.updateSSHClientConfig(remotePeers); err != nil {
+		if err := e.updateSSHClientConfig(networkMap.GetRemotePeers()); err != nil {
 			log.Warnf("failed to update SSH client config: %v", err)
 		}
-
-		e.updateSSHServerAuth(networkMap.GetSshAuth())
 	}
 
 	// must set the exclude list after the peers are added. Without it the manager can not figure out the peers parameters from the store
-	excludedLazyPeers := e.toExcludedLazyPeers(forwardingRules, remotePeers)
+	excludedLazyPeers := e.toExcludedLazyPeers(forwardingRules, networkMap.GetRemotePeers())
 	e.connMgr.SetExcludeList(e.ctx, excludedLazyPeers)
 
 	e.networkSerial = serial
@@ -1238,8 +1277,7 @@ func toRouteDomains(myPubKey string, routes []*route.Route) []*dnsfwd.ForwarderE
 }
 
 func toDNSConfig(protoDNSConfig *mgmProto.DNSConfig, network netip.Prefix) nbdns.Config {
-	//nolint
-	forwarderPort := uint16(protoDNSConfig.GetForwarderPort())
+	forwarderPort := uint16(protoDNSConfig.GetForwarderPort()) //nolint
 	if forwarderPort == 0 {
 		forwarderPort = nbdns.ForwarderClientPort
 	}
@@ -1253,9 +1291,7 @@ func toDNSConfig(protoDNSConfig *mgmProto.DNSConfig, network netip.Prefix) nbdns
 
 	for _, zone := range protoDNSConfig.GetCustomZones() {
 		dnsZone := nbdns.CustomZone{
-			Domain:               zone.GetDomain(),
-			SearchDomainDisabled: zone.GetSearchDomainDisabled(),
-			SkipPTRProcess:       zone.GetSkipPTRProcess(),
+			Domain: zone.GetDomain(),
 		}
 		for _, record := range zone.Records {
 			dnsRecord := nbdns.SimpleRecord{
@@ -1415,11 +1451,6 @@ func (e *Engine) receiveSignalEvents() {
 			e.syncMsgMux.Lock()
 			defer e.syncMsgMux.Unlock()
 
-			// Check context INSIDE lock to ensure atomicity with shutdown
-			if e.ctx.Err() != nil {
-				return e.ctx.Err()
-			}
-
 			conn, ok := e.peerStore.PeerConn(msg.Key)
 			if !ok {
 				return fmt.Errorf("wrongly addressed message %s", msg.Key)
@@ -1839,8 +1870,8 @@ func (e *Engine) stopDNSServer() {
 
 // SetSyncResponsePersistence enables or disables sync response persistence
 func (e *Engine) SetSyncResponsePersistence(enabled bool) {
-	e.syncMsgMux.Lock()
-	defer e.syncMsgMux.Unlock()
+	e.syncRespMux.Lock()
+	defer e.syncRespMux.Unlock()
 
 	if enabled == e.persistSyncResponse {
 		return
@@ -1855,20 +1886,22 @@ func (e *Engine) SetSyncResponsePersistence(enabled bool) {
 
 // GetLatestSyncResponse returns the stored sync response if persistence is enabled
 func (e *Engine) GetLatestSyncResponse() (*mgmProto.SyncResponse, error) {
-	e.syncMsgMux.Lock()
-	defer e.syncMsgMux.Unlock()
+	e.syncRespMux.RLock()
+	enabled := e.persistSyncResponse
+	latest := e.latestSyncResponse
+	e.syncRespMux.RUnlock()
 
-	if !e.persistSyncResponse {
+	if !enabled {
 		return nil, errors.New("sync response persistence is disabled")
 	}
 
-	if e.latestSyncResponse == nil {
+	if latest == nil {
 		//nolint:nilnil
 		return nil, nil
 	}
 
-	log.Debugf("Retrieving latest sync response with size %d bytes", proto.Size(e.latestSyncResponse))
-	sr, ok := proto.Clone(e.latestSyncResponse).(*mgmProto.SyncResponse)
+	log.Debugf("Retrieving latest sync response with size %d bytes", proto.Size(latest))
+	sr, ok := proto.Clone(latest).(*mgmProto.SyncResponse)
 	if !ok {
 		return nil, fmt.Errorf("failed to clone sync response")
 	}
@@ -1884,18 +1917,6 @@ func (e *Engine) GetWgAddr() netip.Addr {
 	return e.wgInterface.Address().IP
 }
 
-func (e *Engine) RenewTun(fd int) error {
-	e.syncMsgMux.Lock()
-	wgInterface := e.wgInterface
-	e.syncMsgMux.Unlock()
-
-	if wgInterface == nil {
-		return fmt.Errorf("wireguard interface not initialized")
-	}
-
-	return wgInterface.RenewTun(fd)
-}
-
 // updateDNSForwarder start or stop the DNS forwarder based on the domains and the feature flag
 func (e *Engine) updateDNSForwarder(
 	enabled bool,

client/internal/engine_ssh.go

@@ -11,18 +11,15 @@ import (
 
 	firewallManager "github.com/netbirdio/netbird/client/firewall/manager"
 	nftypes "github.com/netbirdio/netbird/client/internal/netflow/types"
-	sshauth "github.com/netbirdio/netbird/client/ssh/auth"
 	sshconfig "github.com/netbirdio/netbird/client/ssh/config"
 	sshserver "github.com/netbirdio/netbird/client/ssh/server"
 	mgmProto "github.com/netbirdio/netbird/shared/management/proto"
-	sshuserhash "github.com/netbirdio/netbird/shared/sshauth"
 )
 
 type sshServer interface {
 	Start(ctx context.Context, addr netip.AddrPort) error
 	Stop() error
 	GetStatus() (bool, []sshserver.SessionInfo)
-	UpdateSSHAuth(config *sshauth.Config)
 }
 
 func (e *Engine) setupSSHPortRedirection() error {
@@ -356,38 +353,3 @@ func (e *Engine) GetSSHServerStatus() (enabled bool, sessions []sshserver.Sessio
 
 	return sshServer.GetStatus()
 }
-
-// updateSSHServerAuth updates SSH fine-grained access control configuration on a running SSH server
-func (e *Engine) updateSSHServerAuth(sshAuth *mgmProto.SSHAuth) {
-	if sshAuth == nil {
-		return
-	}
-
-	if e.sshServer == nil {
-		return
-	}
-
-	protoUsers := sshAuth.GetAuthorizedUsers()
-	authorizedUsers := make([]sshuserhash.UserIDHash, len(protoUsers))
-	for i, hash := range protoUsers {
-		if len(hash) != 16 {
-			log.Warnf("invalid hash length %d, expected 16 - skipping SSH server auth update", len(hash))
-			return
-		}
-		authorizedUsers[i] = sshuserhash.UserIDHash(hash)
-	}
-
-	machineUsers := make(map[string][]uint32)
-	for osUser, indexes := range sshAuth.GetMachineUsers() {
-		machineUsers[osUser] = indexes.GetIndexes()
-	}
-
-	// Update SSH server with new authorization configuration
-	authConfig := &sshauth.Config{
-		UserIDClaim:     sshAuth.GetUserIDClaim(),
-		AuthorizedUsers: authorizedUsers,
-		MachineUsers:    machineUsers,
-	}
-
-	e.sshServer.UpdateSSHAuth(authConfig)
-}

client/internal/engine_test.go

@@ -25,17 +25,17 @@ import (
 	"google.golang.org/grpc/keepalive"
 
 	"github.com/netbirdio/netbird/client/internal/stdnet"
+	"github.com/netbirdio/netbird/management/server/job"
 
 	"github.com/netbirdio/management-integrations/integrations"
 
 	"github.com/netbirdio/netbird/management/internals/controllers/network_map/controller"
 	"github.com/netbirdio/netbird/management/internals/controllers/network_map/update_channel"
-	"github.com/netbirdio/netbird/management/internals/modules/peers"
-	"github.com/netbirdio/netbird/management/internals/modules/peers/ephemeral/manager"
 	nbgrpc "github.com/netbirdio/netbird/management/internals/shared/grpc"
 
 	"github.com/netbirdio/netbird/management/internals/server/config"
 	"github.com/netbirdio/netbird/management/server/groups"
+	"github.com/netbirdio/netbird/management/server/peers/ephemeral/manager"
 
 	"github.com/netbirdio/netbird/client/iface"
 	"github.com/netbirdio/netbird/client/iface/configurer"
@@ -55,6 +55,7 @@ import (
 	"github.com/netbirdio/netbird/management/server"
 	"github.com/netbirdio/netbird/management/server/activity"
 	"github.com/netbirdio/netbird/management/server/integrations/port_forwarding"
+	"github.com/netbirdio/netbird/management/server/peers"
 	"github.com/netbirdio/netbird/management/server/permissions"
 	"github.com/netbirdio/netbird/management/server/settings"
 	"github.com/netbirdio/netbird/management/server/store"
@@ -110,10 +111,6 @@ type MockWGIface struct {
 	LastActivitiesFunc         func() map[string]monotime.Time
 }
 
-func (m *MockWGIface) RenewTun(_ int) error {
-	return nil
-}
-
 func (m *MockWGIface) RemoveEndpointAddress(_ string) error {
 	return nil
 }
@@ -252,8 +249,7 @@ func TestEngine_SSH(t *testing.T) {
 		},
 		MobileDependency{},
 		peer.NewRecorder("https://mgm"),
-		nil,
-		nil,
+		nil, nil,
 	)
 
 	engine.dnsServer = &dns.MockServer{
@@ -1592,6 +1588,7 @@ func startManagement(t *testing.T, dataDir, testFile string) (*grpc.Server, stri
 	}
 	t.Cleanup(cleanUp)
 
+	jobManager := job.NewJobManager(nil, store)
 	eventStore := &activity.InMemoryEventStore{}
 	if err != nil {
 		return nil, "", err
@@ -1621,17 +1618,14 @@ func startManagement(t *testing.T, dataDir, testFile string) (*grpc.Server, stri
 
 	updateManager := update_channel.NewPeersUpdateManager(metrics)
 	requestBuffer := server.NewAccountRequestBuffer(context.Background(), store)
-	networkMapController := controller.NewController(context.Background(), store, metrics, updateManager, requestBuffer, server.MockIntegratedValidator{}, settingsMockManager, "netbird.selfhosted", port_forwarding.NewControllerMock(), manager.NewEphemeralManager(store, peersManager), config)
-	accountManager, err := server.BuildManager(context.Background(), config, store, networkMapController, nil, "", eventStore, nil, false, ia, metrics, port_forwarding.NewControllerMock(), settingsMockManager, permissionsManager, false)
+	networkMapController := controller.NewController(context.Background(), store, metrics, updateManager, requestBuffer, server.MockIntegratedValidator{}, settingsMockManager, "netbird.selfhosted", port_forwarding.NewControllerMock())
+	accountManager, err := server.BuildManager(context.Background(), config, store, networkMapController, jobManager, nil, "", eventStore, nil, false, ia, metrics, port_forwarding.NewControllerMock(), settingsMockManager, permissionsManager, false)
 	if err != nil {
 		return nil, "", err
 	}
 
-	secretsManager, err := nbgrpc.NewTimeBasedAuthSecretsManager(updateManager, config.TURNConfig, config.Relay, settingsMockManager, groupsManager)
-	if err != nil {
-		return nil, "", err
-	}
-	mgmtServer, err := nbgrpc.NewServer(config, accountManager, settingsMockManager, secretsManager, nil, nil, &server.MockIntegratedValidator{}, networkMapController, nil)
+	secretsManager := nbgrpc.NewTimeBasedAuthSecretsManager(updateManager, config.TURNConfig, config.Relay, settingsMockManager, groupsManager)
+	mgmtServer, err := nbgrpc.NewServer(config, accountManager, settingsMockManager, updateManager, jobManager, secretsManager, nil, &manager.EphemeralManager{}, nil, &server.MockIntegratedValidator{}, networkMapController)
 	if err != nil {
 		return nil, "", err
 	}

client/internal/iface.go

@@ -1,4 +1,5 @@
 //go:build !windows
+// +build !windows
 
 package internal
 

client/internal/iface_common.go

@@ -20,7 +20,6 @@ import (
 type wgIfaceBase interface {
 	Create() error
 	CreateOnAndroid(routeRange []string, ip string, domains []string) error
-	RenewTun(fd int) error
 	IsUserspaceBind() bool
 	Name() string
 	Address() wgaddr.Address

client/internal/networkmonitor/check_change_darwin.go

@@ -110,6 +110,7 @@ func wakeUpListen(ctx context.Context) {
 			}
 
 			if newHash == initialHash {
+				log.Tracef("no wakeup detected")
 				continue
 			}
 

client/internal/peer/conn.go

@@ -148,15 +148,13 @@ func NewConn(config ConnConfig, services ServiceDependencies) (*Conn, error) {
 // It will try to establish a connection using ICE and in parallel with relay. The higher priority connection type will
 // be used.
 func (conn *Conn) Open(engineCtx context.Context) error {
-	if err := conn.semaphore.Add(engineCtx); err != nil {
-		return err
-	}
+	conn.semaphore.Add(engineCtx)
 
 	conn.mu.Lock()
 	defer conn.mu.Unlock()
 
 	if conn.opened {
-		conn.semaphore.Done()
+		conn.semaphore.Done(engineCtx)
 		return nil
 	}
 
@@ -167,7 +165,6 @@ func (conn *Conn) Open(engineCtx context.Context) error {
 	relayIsSupportedLocally := conn.workerRelay.RelayIsSupportedLocally()
 	workerICE, err := NewWorkerICE(conn.ctx, conn.Log, conn.config, conn, conn.signaler, conn.iFaceDiscover, conn.statusRecorder, relayIsSupportedLocally)
 	if err != nil {
-		conn.semaphore.Done()
 		return err
 	}
 	conn.workerICE = workerICE
@@ -203,7 +200,7 @@ func (conn *Conn) Open(engineCtx context.Context) error {
 		defer conn.wg.Done()
 
 		conn.waitInitialRandomSleepTime(conn.ctx)
-		conn.semaphore.Done()
+		conn.semaphore.Done(conn.ctx)
 
 		conn.guard.Start(conn.ctx, conn.onGuardEvent)
 	}()

client/internal/peer/endpoint.go

@@ -20,7 +20,7 @@ type EndpointUpdater struct {
 	wgConfig  WgConfig
 	initiator bool
 
-	// mu protects cancelFunc
+	// mu protects updateWireGuardPeer and cancelFunc
 	mu         sync.Mutex
 	cancelFunc func()
 	updateWg   sync.WaitGroup
@@ -86,9 +86,11 @@ func (e *EndpointUpdater) scheduleDelayedUpdate(ctx context.Context, addr *net.U
 	case <-ctx.Done():
 		return
 	case <-t.C:
+		e.mu.Lock()
 		if err := e.updateWireGuardPeer(addr, presharedKey); err != nil {
 			e.log.Errorf("failed to update WireGuard peer, address: %s, error: %v", addr, err)
 		}
+		e.mu.Unlock()
 	}
 }
 

client/internal/profilemanager/config.go

@@ -3,11 +3,9 @@ package profilemanager
 import (
 	"context"
 	"crypto/tls"
-	"encoding/json"
 	"fmt"
 	"net/url"
 	"os"
-	"os/user"
 	"path/filepath"
 	"reflect"
 	"runtime"
@@ -167,26 +165,19 @@ func getConfigDir() (string, error) {
 	if ConfigDirOverride != "" {
 		return ConfigDirOverride, nil
 	}
-
-	base, err := baseConfigDir()
+	configDir, err := os.UserConfigDir()
 	if err != nil {
 		return "", err
 	}
 
-	configDir := filepath.Join(base, "netbird")
-	if err := os.MkdirAll(configDir, 0o755); err != nil {
-		return "", err
-	}
-	return configDir, nil
-}
-
-func baseConfigDir() (string, error) {
-	if runtime.GOOS == "darwin" {
-		if u, err := user.Current(); err == nil && u.HomeDir != "" {
-			return filepath.Join(u.HomeDir, "Library", "Application Support"), nil
+	configDir = filepath.Join(configDir, "netbird")
+	if _, err := os.Stat(configDir); os.IsNotExist(err) {
+		if err := os.MkdirAll(configDir, 0755); err != nil {
+			return "", err
 		}
 	}
-	return os.UserConfigDir()
+
+	return configDir, nil
 }
 
 func getConfigDirForUser(username string) (string, error) {
@@ -685,7 +676,7 @@ func update(input ConfigInput) (*Config, error) {
 	return config, nil
 }
 
-// GetConfig read config file and return with Config and if it was created. Errors out if it does not exist
+// GetConfig read config file and return with Config. Errors out if it does not exist
 func GetConfig(configPath string) (*Config, error) {
 	return readConfig(configPath, false)
 }
@@ -821,85 +812,3 @@ func readConfig(configPath string, createIfMissing bool) (*Config, error) {
 func WriteOutConfig(path string, config *Config) error {
 	return util.WriteJson(context.Background(), path, config)
 }
-
-// DirectWriteOutConfig writes config directly without atomic temp file operations.
-// Use this on platforms where atomic writes are blocked (e.g., tvOS sandbox).
-func DirectWriteOutConfig(path string, config *Config) error {
-	return util.DirectWriteJson(context.Background(), path, config)
-}
-
-// DirectUpdateOrCreateConfig is like UpdateOrCreateConfig but uses direct (non-atomic) writes.
-// Use this on platforms where atomic writes are blocked (e.g., tvOS sandbox).
-func DirectUpdateOrCreateConfig(input ConfigInput) (*Config, error) {
-	if !fileExists(input.ConfigPath) {
-		log.Infof("generating new config %s", input.ConfigPath)
-		cfg, err := createNewConfig(input)
-		if err != nil {
-			return nil, err
-		}
-		err = util.DirectWriteJson(context.Background(), input.ConfigPath, cfg)
-		return cfg, err
-	}
-
-	if isPreSharedKeyHidden(input.PreSharedKey) {
-		input.PreSharedKey = nil
-	}
-
-	// Enforce permissions on existing config files (same as UpdateOrCreateConfig)
-	if err := util.EnforcePermission(input.ConfigPath); err != nil {
-		log.Errorf("failed to enforce permission on config file: %v", err)
-	}
-
-	return directUpdate(input)
-}
-
-func directUpdate(input ConfigInput) (*Config, error) {
-	config := &Config{}
-
-	if _, err := util.ReadJson(input.ConfigPath, config); err != nil {
-		return nil, err
-	}
-
-	updated, err := config.apply(input)
-	if err != nil {
-		return nil, err
-	}
-
-	if updated {
-		if err := util.DirectWriteJson(context.Background(), input.ConfigPath, config); err != nil {
-			return nil, err
-		}
-	}
-
-	return config, nil
-}
-
-// ConfigToJSON serializes a Config struct to a JSON string.
-// This is useful for exporting config to alternative storage mechanisms
-// (e.g., UserDefaults on tvOS where file writes are blocked).
-func ConfigToJSON(config *Config) (string, error) {
-	bs, err := json.MarshalIndent(config, "", "    ")
-	if err != nil {
-		return "", err
-	}
-	return string(bs), nil
-}
-
-// ConfigFromJSON deserializes a JSON string to a Config struct.
-// This is useful for restoring config from alternative storage mechanisms.
-// After unmarshaling, defaults are applied to ensure the config is fully initialized.
-func ConfigFromJSON(jsonStr string) (*Config, error) {
-	config := &Config{}
-	err := json.Unmarshal([]byte(jsonStr), config)
-	if err != nil {
-		return nil, err
-	}
-
-	// Apply defaults to ensure required fields are initialized.
-	// This mirrors what readConfig does after loading from file.
-	if _, err := config.apply(ConfigInput{}); err != nil {
-		return nil, fmt.Errorf("failed to apply defaults to config: %w", err)
-	}
-
-	return config, nil
-}

client/internal/profilemanager/service.go

@@ -76,7 +76,6 @@ func (a *ActiveProfileState) FilePath() (string, error) {
 }
 
 type ServiceManager struct {
-	profilesDir string // If set, overrides ConfigDirOverride for profile operations
 }
 
 func NewServiceManager(defaultConfigPath string) *ServiceManager {
@@ -86,17 +85,6 @@ func NewServiceManager(defaultConfigPath string) *ServiceManager {
 	return &ServiceManager{}
 }
 
-// NewServiceManagerWithProfilesDir creates a ServiceManager with a specific profiles directory
-// This allows setting the profiles directory without modifying the global ConfigDirOverride
-func NewServiceManagerWithProfilesDir(defaultConfigPath string, profilesDir string) *ServiceManager {
-	if defaultConfigPath != "" {
-		DefaultConfigPath = defaultConfigPath
-	}
-	return &ServiceManager{
-		profilesDir: profilesDir,
-	}
-}
-
 func (s *ServiceManager) CopyDefaultProfileIfNotExists() (bool, error) {
 
 	if err := os.MkdirAll(DefaultConfigPathDir, 0600); err != nil {
@@ -126,6 +114,14 @@ func (s *ServiceManager) CopyDefaultProfileIfNotExists() (bool, error) {
 		log.Warnf("failed to set permissions for default profile: %v", err)
 	}
 
+	if err := s.SetActiveProfileState(&ActiveProfileState{
+		Name:     "default",
+		Username: "",
+	}); err != nil {
+		log.Errorf("failed to set active profile state: %v", err)
+		return false, fmt.Errorf("failed to set active profile state: %w", err)
+	}
+
 	return true, nil
 }
 
@@ -244,7 +240,7 @@ func (s *ServiceManager) DefaultProfilePath() string {
 }
 
 func (s *ServiceManager) AddProfile(profileName, username string) error {
-	configDir, err := s.getConfigDir(username)
+	configDir, err := getConfigDirForUser(username)
 	if err != nil {
 		return fmt.Errorf("failed to get config directory: %w", err)
 	}
@@ -274,7 +270,7 @@ func (s *ServiceManager) AddProfile(profileName, username string) error {
 }
 
 func (s *ServiceManager) RemoveProfile(profileName, username string) error {
-	configDir, err := s.getConfigDir(username)
+	configDir, err := getConfigDirForUser(username)
 	if err != nil {
 		return fmt.Errorf("failed to get config directory: %w", err)
 	}
@@ -306,7 +302,7 @@ func (s *ServiceManager) RemoveProfile(profileName, username string) error {
 }
 
 func (s *ServiceManager) ListProfiles(username string) ([]Profile, error) {
-	configDir, err := s.getConfigDir(username)
+	configDir, err := getConfigDirForUser(username)
 	if err != nil {
 		return nil, fmt.Errorf("failed to get config directory: %w", err)
 	}
@@ -365,7 +361,7 @@ func (s *ServiceManager) GetStatePath() string {
 		return defaultStatePath
 	}
 
-	configDir, err := s.getConfigDir(activeProf.Username)
+	configDir, err := getConfigDirForUser(activeProf.Username)
 	if err != nil {
 		log.Warnf("failed to get config directory for user %s: %v", activeProf.Username, err)
 		return defaultStatePath
@@ -373,12 +369,3 @@ func (s *ServiceManager) GetStatePath() string {
 
 	return filepath.Join(configDir, activeProf.Name+".state.json")
 }
-
-// getConfigDir returns the profiles directory, using profilesDir if set, otherwise getConfigDirForUser
-func (s *ServiceManager) getConfigDir(username string) (string, error) {
-	if s.profilesDir != "" {
-		return s.profilesDir, nil
-	}
-
-	return getConfigDirForUser(username)
-}

client/internal/routemanager/iface/iface.go

@@ -1,4 +1,5 @@
 //go:build !windows
+// +build !windows
 
 package iface
 

client/internal/routemanager/systemops/systemops_generic.go

@@ -210,8 +210,7 @@ func (r *SysOps) refreshLocalSubnetsCache() {
 func (r *SysOps) genericAddVPNRoute(prefix netip.Prefix, intf *net.Interface) error {
 	nextHop := Nexthop{netip.Addr{}, intf}
 
-	switch prefix {
-	case vars.Defaultv4:
+	if prefix == vars.Defaultv4 {
 		if err := r.addToRouteTable(splitDefaultv4_1, nextHop); err != nil {
 			return err
 		}
@@ -234,7 +233,7 @@ func (r *SysOps) genericAddVPNRoute(prefix netip.Prefix, intf *net.Interface) er
 		}
 
 		return nil
-	case vars.Defaultv6:
+	} else if prefix == vars.Defaultv6 {
 		if err := r.addToRouteTable(splitDefaultv6_1, nextHop); err != nil {
 			return fmt.Errorf("add unreachable route split 1: %w", err)
 		}
@@ -256,8 +255,7 @@ func (r *SysOps) genericAddVPNRoute(prefix netip.Prefix, intf *net.Interface) er
 func (r *SysOps) genericRemoveVPNRoute(prefix netip.Prefix, intf *net.Interface) error {
 	nextHop := Nexthop{netip.Addr{}, intf}
 
-	switch prefix {
-	case vars.Defaultv4:
+	if prefix == vars.Defaultv4 {
 		var result *multierror.Error
 		if err := r.removeFromRouteTable(splitDefaultv4_1, nextHop); err != nil {
 			result = multierror.Append(result, err)
@@ -275,7 +273,7 @@ func (r *SysOps) genericRemoveVPNRoute(prefix netip.Prefix, intf *net.Interface)
 		}
 
 		return nberrors.FormatErrorOrNil(result)
-	case vars.Defaultv6:
+	} else if prefix == vars.Defaultv6 {
 		var result *multierror.Error
 		if err := r.removeFromRouteTable(splitDefaultv6_1, nextHop); err != nil {
 			result = multierror.Append(result, err)
@@ -285,9 +283,9 @@ func (r *SysOps) genericRemoveVPNRoute(prefix netip.Prefix, intf *net.Interface)
 		}
 
 		return nberrors.FormatErrorOrNil(result)
-	default:
-		return r.removeFromRouteTable(prefix, nextHop)
 	}
+
+	return r.removeFromRouteTable(prefix, nextHop)
 }
 
 func (r *SysOps) setupHooks(initAddresses []net.IP, stateManager *statemanager.Manager) error {