WIP

.github/workflows/agent-network-e2e.yml

@@ -51,9 +51,6 @@ jobs:
           # token (and URL, for gateways) is unset, so partial coverage is fine.
           OPENAI_TOKEN: ${{ secrets.E2E_OPENAI_TOKEN }}
           ANTHROPIC_TOKEN: ${{ secrets.E2E_ANTHROPIC_TOKEN }}
-          # Moonshot AI platform key (platform.kimi.ai); drives both Kimi wire
-          # shapes (OpenAI /v1 and Anthropic /anthropic) through kimi_api.
-          KIMI_TOKEN: ${{ secrets.E2E_KIMI_TOKEN }}
           VERCEL_URL: ${{ secrets.E2E_VERCEL_URL }}
           VERCEL_TOKEN: ${{ secrets.E2E_VERCEL_TOKEN }}
           OPENROUTER_URL: ${{ secrets.E2E_OPENROUTER_URL }}

.github/workflows/frontend-ui.yml

@@ -86,7 +86,7 @@ jobs:
             ${{ runner.os }}-pnpm-
 
       - name: Install dependencies
-        run: pnpm install --frozen-lockfile --ignore-scripts
+        run: pnpm install --frozen-lockfile
 
       - name: Generate Wails bindings
         run: pnpm run bindings

.github/workflows/golangci-lint.yml

@@ -45,7 +45,7 @@ jobs:
             display_name: Linux
     name: ${{ matrix.display_name }}
     runs-on: ${{ matrix.os }}
-    timeout-minutes: 25
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
@@ -79,4 +79,4 @@ jobs:
           skip-cache: true
           skip-save-cache: true
           cache-invalidation-interval: 0
-          args: --timeout=20m
+          args: --timeout=12m

.goreleaser_ui.yaml

@@ -88,8 +88,6 @@ nfpms:
         dst: /usr/share/pixmaps/netbird.png
     dependencies:
       - netbird
-      - libgtk-4-1 (>= 4.14)
-      - libwebkitgtk-6.0-4
 
   - maintainer: Netbird <dev@netbird.io>
     description: Netbird client UI.
@@ -111,8 +109,6 @@ nfpms:
         dst: /usr/share/pixmaps/netbird.png
     dependencies:
       - netbird
-      - (gtk4 >= 4.14 or libgtk-4-1 >= 4.14)
-      - (webkitgtk6.0 or libwebkitgtk-6_0-4)
 
     rpm:
       signature:

client/android/client.go

@@ -247,9 +247,6 @@ func (c *Client) DebugBundle(platformFiles PlatformFiles, anonymize bool) (strin
 		deps.SyncResponse = resp
 
 		if e := cc.Engine(); e != nil {
-			deps.RefreshStatus = func() {
-				e.RunHealthProbes(context.Background(), true)
-			}
 			if cm := e.GetClientMetrics(); cm != nil {
 				deps.ClientMetrics = cm
 			}

client/cmd/root.go

@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"io"
 	"io/fs"
+	"net"
 	"os"
 	"os/signal"
 	"path"
@@ -79,6 +80,8 @@ var (
 	updateSettingsDisabled bool
 	captureEnabled         bool
 	networksDisabled       bool
+	socketOwner            string
+	strictSocketDisabled   bool
 
 	rootCmd = &cobra.Command{
 		Use:          "netbird",
@@ -143,10 +146,12 @@ func init() {
 
 	defaultDaemonAddr := "unix:///var/run/netbird.sock"
 	if runtime.GOOS == "windows" {
-		defaultDaemonAddr = "tcp://127.0.0.1:41731"
+		// Named pipe (not loopback TCP): the pipe SDDL gates who may connect and
+		// the pipe client token carries the caller's SID for per-RPC authorization.
+		defaultDaemonAddr = "npipe://netbird"
 	}
 
-	rootCmd.PersistentFlags().StringVar(&daemonAddr, "daemon-addr", defaultDaemonAddr, "Daemon service address to serve CLI requests [unix|tcp]://[path|host:port]")
+	rootCmd.PersistentFlags().StringVar(&daemonAddr, "daemon-addr", defaultDaemonAddr, "Daemon service address to serve CLI requests [unix|tcp|npipe]://[path|host:port|name]")
 	rootCmd.PersistentFlags().StringVarP(&managementURL, "management-url", "m", "", fmt.Sprintf("Management Service URL [http|https]://[host]:[port] (default \"%s\")", profilemanager.DefaultManagementURL))
 	rootCmd.PersistentFlags().StringVar(&adminURL, "admin-url", "", fmt.Sprintf("Admin Panel URL [http|https]://[host]:[port] (default \"%s\")", profilemanager.DefaultAdminURL))
 	rootCmd.PersistentFlags().StringVarP(&logLevel, "log-level", "l", "info", "sets NetBird log level")
@@ -265,16 +270,31 @@ func FlagNameToEnvVar(cmdFlag string, prefix string) string {
 }
 
 // DialClientGRPCServer returns client connection to the daemon server.
+//
+// The daemon reads the caller's kernel identity from the transport (SO_PEERCRED
+// on a Unix socket, the client token on a Windows named pipe), so the client
+// side uses insecure (plaintext) credentials — it needs no cooperation to be
+// identified. For npipe addresses we install a context dialer since gRPC's
+// resolver does not understand Windows named pipes.
 func DialClientGRPCServer(ctx context.Context, addr string) (*grpc.ClientConn, error) {
 	ctx, cancel := context.WithTimeout(ctx, time.Second*10)
 	defer cancel()
 
-	return grpc.DialContext(
-		ctx,
-		strings.TrimPrefix(addr, "tcp://"),
+	opts := []grpc.DialOption{
 		grpc.WithTransportCredentials(insecure.NewCredentials()),
 		grpc.WithBlock(),
-	)
+	}
+
+	target := strings.TrimPrefix(addr, "tcp://")
+	if strings.HasPrefix(addr, "npipe://") {
+		path := pipePath(strings.TrimPrefix(addr, "npipe://"))
+		opts = append(opts, grpc.WithContextDialer(func(dialCtx context.Context, _ string) (net.Conn, error) {
+			return dialNamedPipe(dialCtx, path)
+		}))
+		target = "passthrough:///netbird-daemon-pipe"
+	}
+
+	return grpc.DialContext(ctx, target, opts...)
 }
 
 // WithBackOff execute function in backoff cycle.

client/cmd/service.go

@@ -56,6 +56,9 @@ func init() {
 	serviceCmd.PersistentFlags().BoolVar(&enableJSONSocket, "enable-json-socket", false, "Enables the HTTP/JSON API socket served by grpc-gateway. To persist, use: netbird service install --enable-json-socket")
 	serviceCmd.PersistentFlags().StringVar(&jsonSocket, "json-socket", defaultJSONSocket, "HTTP/JSON API socket address [unix|tcp]://[path|host:port]. Requires --enable-json-socket to serve. To persist, use: netbird service install --enable-json-socket --json-socket")
 
+	serviceCmd.PersistentFlags().StringVar(&socketOwner, "socket-owner", "", "user to own the daemon control socket; restricts it to that user plus the netbird group (0660). If unset, the first client to connect claims ownership (trust-on-first-use). Persisted via: netbird service install --socket-owner")
+	serviceCmd.PersistentFlags().BoolVar(&strictSocketDisabled, "disable-strict-socket", false, "leave the daemon control socket world-writable (0666) instead of restricting it (root-only, discouraged). Persisted via: netbird service install --disable-strict-socket")
+
 	rootCmd.PersistentFlags().StringVarP(&serviceName, "service", "s", defaultServiceName, "Netbird system service name")
 	serviceEnvDesc := `Sets extra environment variables for the service. ` +
 		`You can specify a comma-separated list of KEY=VALUE pairs. ` +

client/cmd/service_controller.go

@@ -5,6 +5,7 @@ package cmd
 import (
 	"context"
 	"fmt"
+	"runtime"
 	"time"
 
 	"github.com/kardianos/service"
@@ -13,12 +14,31 @@ import (
 	"github.com/spf13/cobra"
 	"google.golang.org/grpc"
 
+	"github.com/netbirdio/netbird/client/internal/ipcauth"
 	"github.com/netbirdio/netbird/client/proto"
 	"github.com/netbirdio/netbird/client/server"
 	"github.com/netbirdio/netbird/client/system"
 	"github.com/netbirdio/netbird/util"
 )
 
+// daemonServerOptions returns the gRPC server options that install peer-identity
+// transport credentials on the daemon control channel. Identity extraction is
+// only possible over a Unix socket (SO_PEERCRED) or Windows named pipe (client
+// token); over TCP, or on platforms without a peer-credential primitive, the
+// daemon runs without per-caller authorization and logs a warning.
+func daemonServerOptions(network string) []grpc.ServerOption {
+	creds := ipcauth.NewTransportCredentials()
+	if creds == nil {
+		log.Warnf("daemon control channel has no peer-identity primitive on %s; per-caller authorization is disabled", runtime.GOOS)
+		return nil
+	}
+	if network == "tcp" {
+		log.Warnf("daemon is listening on TCP (%s); peer identity cannot be authenticated over TCP, per-caller authorization is disabled", daemonAddr)
+		return nil
+	}
+	return []grpc.ServerOption{grpc.Creds(creds)}
+}
+
 func validateJSONSocketFlags() error {
 	if serviceCmd.PersistentFlags().Changed("json-socket") && !enableJSONSocket {
 		return fmt.Errorf("--json-socket requires --enable-json-socket to configure the daemon JSON gateway")
@@ -37,8 +57,13 @@ func (p *program) Start(svc service.Service) error {
 	// Collect static system and platform information
 	system.UpdateStaticInfoAsync()
 
-	// in any case, even if configuration does not exists we run daemon to serve CLI gRPC API.
-	p.serv = grpc.NewServer()
+	network, _, err := parseListenAddress(daemonAddr)
+	if err != nil {
+		return fmt.Errorf("parse daemon address: %w", err)
+	}
+
+	// in any case, even if configuration does not exist we run daemon to serve the CLI gRPC API.
+	p.serv = grpc.NewServer(daemonServerOptions(network)...)
 
 	daemonListener, err := listenOnAddress(daemonAddr)
 	if err != nil {
@@ -62,7 +87,8 @@ func (p *program) Start(svc service.Service) error {
 			defer jsonListener.Close()
 		}
 
-		if err := daemonListener.chmodUnixSocket("daemon"); err != nil {
+		serveListener, err := secureDaemonListener(daemonListener)
+		if err != nil {
 			log.Error(err)
 			return
 		}
@@ -84,6 +110,7 @@ func (p *program) Start(svc service.Service) error {
 		p.serverInstanceMu.Unlock()
 
 		if jsonListener != nil {
+			log.Warnf("JSON gateway (--enable-json-socket) re-dials the daemon locally as the daemon's own identity and BYPASSES per-caller authorization; restrict access to %s separately", jsonSocket)
 			if err := p.startJSONGateway(jsonListener, daemonAddr); err != nil {
 				log.Fatalf("failed to start daemon JSON server: %v", err)
 			}
@@ -92,7 +119,7 @@ func (p *program) Start(svc service.Service) error {
 		}
 
 		log.Printf("started daemon server: %v", daemonListener.address)
-		if err := p.serv.Serve(daemonListener.Listener); err != nil {
+		if err := p.serv.Serve(serveListener); err != nil {
 			log.Errorf("failed to serve daemon requests: %v", err)
 		}
 	}()

client/cmd/service_installer.go

@@ -71,6 +71,14 @@ func buildServiceArguments() []string {
 		args = append(args, "--enable-json-socket", "--json-socket", jsonSocket)
 	}
 
+	if socketOwner != "" {
+		args = append(args, "--socket-owner", socketOwner)
+	}
+
+	if strictSocketDisabled {
+		args = append(args, "--disable-strict-socket")
+	}
+
 	return args
 }
 

client/cmd/service_params.go

@@ -32,6 +32,8 @@ type serviceParams struct {
 	EnableCapture         bool              `json:"enable_capture,omitempty"`
 	DisableNetworks       bool              `json:"disable_networks,omitempty"`
 	EnableJSONSocket      bool              `json:"enable_json_socket,omitempty"`
+	SocketOwner           string            `json:"socket_owner,omitempty"`
+	DisableStrictSocket   bool              `json:"disable_strict_socket,omitempty"`
 	ServiceEnvVars        map[string]string `json:"service_env_vars,omitempty"`
 }
 
@@ -86,6 +88,8 @@ func currentServiceParams() *serviceParams {
 		EnableCapture:         captureEnabled,
 		DisableNetworks:       networksDisabled,
 		EnableJSONSocket:      enableJSONSocket,
+		SocketOwner:           socketOwner,
+		DisableStrictSocket:   strictSocketDisabled,
 	}
 
 	if len(serviceEnvVars) > 0 {
@@ -165,6 +169,14 @@ func applyServiceParams(cmd *cobra.Command, params *serviceParams) {
 		networksDisabled = params.DisableNetworks
 	}
 
+	if !serviceCmd.PersistentFlags().Changed("socket-owner") {
+		socketOwner = params.SocketOwner
+	}
+
+	if !serviceCmd.PersistentFlags().Changed("disable-strict-socket") {
+		strictSocketDisabled = params.DisableStrictSocket
+	}
+
 	applyServiceEnvParams(cmd, params)
 }
 

client/cmd/service_pipe_other.go

@@ -0,0 +1,20 @@
+//go:build !windows
+
+package cmd
+
+import (
+	"context"
+	"fmt"
+	"net"
+	"runtime"
+)
+
+// listenNamedPipe is unsupported off Windows; named pipes are a Windows-only transport.
+func listenNamedPipe(string) (net.Listener, error) {
+	return nil, fmt.Errorf("named pipe daemon socket is only supported on Windows, not %s", runtime.GOOS)
+}
+
+// dialNamedPipe is unsupported off Windows.
+func dialNamedPipe(context.Context, string) (net.Conn, error) {
+	return nil, fmt.Errorf("named pipe daemon socket is only supported on Windows, not %s", runtime.GOOS)
+}

client/cmd/service_pipe_windows.go

@@ -0,0 +1,32 @@
+//go:build windows
+
+package cmd
+
+import (
+	"context"
+	"net"
+	"time"
+
+	"github.com/Microsoft/go-winio"
+
+	"github.com/netbirdio/netbird/client/internal/ipcauth"
+)
+
+// listenNamedPipe creates the daemon control named pipe with a tight SDDL
+// (SYSTEM + Administrators + interactive users). ListenPipe fails if the pipe
+// already exists (first-instance semantics), which prevents a squatting process
+// from pre-creating it — we surface that error loudly rather than falling back.
+func listenNamedPipe(path string) (net.Listener, error) {
+	return winio.ListenPipe(path, &winio.PipeConfig{
+		SecurityDescriptor: ipcauth.DefaultPipeSDDL(),
+	})
+}
+
+// dialNamedPipe connects to the daemon control named pipe.
+func dialNamedPipe(ctx context.Context, path string) (net.Conn, error) {
+	if deadline, ok := ctx.Deadline(); ok {
+		timeout := time.Until(deadline)
+		return winio.DialPipe(path, &timeout)
+	}
+	return winio.DialPipeContext(ctx, path)
+}

client/cmd/service_socket.go

@@ -26,6 +26,15 @@ func listenOnAddress(addr string) (*socketListener, error) {
 		return nil, err
 	}
 
+	if network == "npipe" {
+		path := pipePath(address)
+		listener, err := listenNamedPipe(path)
+		if err != nil {
+			return nil, err
+		}
+		return &socketListener{Listener: listener, network: network, address: path}, nil
+	}
+
 	if network == "unix" {
 		removeStaleUnixSocket(address)
 	}
@@ -45,13 +54,23 @@ func parseListenAddress(addr string) (string, string, error) {
 	}
 
 	switch network {
-	case "unix", "tcp":
+	case "unix", "tcp", "npipe":
 		return network, address, nil
 	default:
 		return "", "", fmt.Errorf("unsupported daemon address protocol: %v", network)
 	}
 }
 
+// pipePath maps a daemon-addr npipe name (e.g. "netbird" from "npipe://netbird")
+// to a Windows named-pipe path (\\.\pipe\netbird). A caller may also pass a full
+// \\.\pipe\ path, which is returned unchanged.
+func pipePath(name string) string {
+	if strings.HasPrefix(name, `\\`) {
+		return name
+	}
+	return `\\.\pipe\` + name
+}
+
 func removeStaleUnixSocket(path string) {
 	stat, err := os.Lstat(path)
 	if err != nil {

client/cmd/service_socket_perms_other.go

@@ -0,0 +1,11 @@
+//go:build windows
+
+package cmd
+
+import "net"
+
+// secureDaemonListener is a no-op on Windows: the named-pipe SDDL gates who may
+// connect (Layer 1), and the pipe client token supplies per-RPC identity.
+func secureDaemonListener(l *socketListener) (net.Listener, error) {
+	return l.Listener, nil
+}

client/cmd/service_socket_perms_unix.go

@@ -0,0 +1,225 @@
+//go:build !windows && !ios && !android
+
+package cmd
+
+import (
+	"errors"
+	"fmt"
+	"net"
+	"os"
+	"os/exec"
+	"os/user"
+	"strconv"
+	"sync"
+
+	log "github.com/sirupsen/logrus"
+
+	"github.com/netbirdio/netbird/client/internal/ipcauth"
+	"github.com/netbirdio/netbird/client/internal/shell"
+)
+
+// secureDaemonListener applies the Layer-1 access control to the daemon control
+// socket and returns the listener to serve on. For a Unix socket this restricts
+// the socket to an owner (plus the netbird group); for anything else it is a
+// no-op (TCP is legacy/unauthenticated; named pipes are gated by their SDDL).
+func secureDaemonListener(l *socketListener) (net.Listener, error) {
+	if l.network != "unix" {
+		return l.Listener, nil
+	}
+
+	owner := effectiveSocketOwner()
+	switch {
+	case strictSocketDisabled:
+		// Root-only opt-out (via service.json): leave it world-writable.
+		if err := os.Chmod(l.address, 0666); err != nil {
+			return nil, fmt.Errorf("set daemon socket permissions: %w", err)
+		}
+		log.Warnf("daemon control socket left world-writable (0666) by --disable-strict-socket")
+		return l.Listener, nil
+
+	case owner != "":
+		// Seeded owner (flag, MDM, or persisted TOFU result): restrict before
+		// serving so there is no open window.
+		uid, err := lookupUser(owner)
+		if err != nil {
+			return nil, fmt.Errorf("lookup socket owner %q: %w", owner, err)
+		}
+		if err := restrictSocket(l.address, uid); err != nil {
+			return nil, fmt.Errorf("restrict socket to %q: %w", owner, err)
+		}
+		return l.Listener, nil
+
+	default:
+		// Trust-on-first-use: open the socket now; tofuListener locks it to the
+		// first caller's uid on the first connection.
+		if err := os.Chmod(l.address, 0666); err != nil {
+			return nil, fmt.Errorf("set daemon socket permissions: %w", err)
+		}
+		return &tofuListener{Listener: l.Listener, path: l.address, owner: -1}, nil
+	}
+}
+
+func lookupUser(username string) (int, error) {
+	u, err := shell.LookupWithGetent(username)
+	if err != nil {
+		return -1, fmt.Errorf("lookup user %s: %w", username, err)
+	}
+	uid, err := strconv.Atoi(u.Uid)
+	if err != nil {
+		return -1, fmt.Errorf("parse uid %s: %w", u.Uid, err)
+	}
+	return uid, nil
+}
+
+// addGroup creates a system group if it doesn't already exist and returns the gid.
+// Must run as root.
+func addGroup(name string) (int, error) {
+	group, err := shell.LookupGroupWithGetent(name)
+	if err == nil {
+		gid, err := strconv.ParseInt(group.Gid, 10, 64)
+		return int(gid), err
+	}
+
+	groupadd, err := exec.LookPath("groupadd")
+	if err != nil {
+		// Fallback for Alpine/BusyBox systems.
+		if groupadd, err = exec.LookPath("addgroup"); err != nil {
+			return -1, errors.New("neither groupadd nor addgroup found")
+		}
+	}
+
+	// Use --system for a service/daemon group (no login, low GID).
+	out, err := exec.Command(groupadd, "--system", name).CombinedOutput()
+	if err != nil {
+		return -1, fmt.Errorf("create group %q: %w: %s", name, err, out)
+	}
+	if group, err := shell.LookupGroupWithGetent(name); err == nil {
+		gid, err := strconv.ParseInt(group.Gid, 10, 64)
+		return int(gid), err
+	}
+	return -1, fmt.Errorf("lookup group %q: %w", name, err)
+}
+
+// restrictSocket locks the unix socket down to the owner uid plus the netbird
+// group (0660). If the group cannot be created or applied, it fails closed to
+// owner-only 0600 — it never leaves the socket world-writable.
+func restrictSocket(path string, uid int) error {
+	gid, err := addGroup("netbird")
+	if err != nil {
+		log.Errorf("create netbird group, failing closed to owner-only 0600: %v", err)
+		return chownChmod(path, uid, -1, 0600)
+	}
+	if err := chownChmod(path, uid, gid, 0660); err != nil {
+		log.Errorf("apply netbird group to socket, failing closed to owner-only 0600: %v", err)
+		return chownChmod(path, uid, -1, 0600)
+	}
+	return nil
+}
+
+// chownChmod sets ownership and mode on the socket. A gid of -1 leaves the
+// group unchanged.
+func chownChmod(path string, uid, gid int, mode os.FileMode) error {
+	if err := os.Chown(path, uid, gid); err != nil {
+		return fmt.Errorf("chown socket %s: %w", path, err)
+	}
+	if err := os.Chmod(path, mode); err != nil {
+		return fmt.Errorf("chmod socket %s: %w", path, err)
+	}
+	return nil
+}
+
+// tofuListener implements trust-on-first-use for the daemon control socket.
+// The socket starts world-writable; the first caller's uid (read via SO_PEERCRED)
+// becomes the owner. On that first connection the socket is restricted and the
+// owner persisted so the open window never reopens on later starts. Connections
+// that raced in during the open window and are neither the owner nor root are
+// dropped. Changing the socket mode does not disturb the already-open
+// connection, so the first caller's request is served normally.
+type tofuListener struct {
+	net.Listener
+	path  string
+	mu    sync.Mutex
+	owner int // -1 until claimed
+}
+
+func (l *tofuListener) Accept() (net.Conn, error) {
+	for {
+		c, err := l.Listener.Accept()
+		if err != nil {
+			return nil, err
+		}
+
+		id, err := ipcauth.PeerIdentity(c)
+		if err != nil {
+			log.Errorf("read peer credentials, dropping connection: %v", err)
+			_ = c.Close()
+			continue
+		}
+		uid := int(id.UID)
+
+		l.mu.Lock()
+		if l.owner == -1 {
+			if err := restrictSocket(l.path, uid); err != nil {
+				l.mu.Unlock()
+				_ = c.Close()
+				// Refuse to serve on a socket we could not lock down.
+				return nil, fmt.Errorf("restrict socket on first connection: %w", err)
+			}
+			l.owner = uid
+			persistSocketOwner(uid)
+			log.Infof("control socket restricted to first caller (uid %d)", uid)
+			l.mu.Unlock()
+			return c, nil
+		}
+		owner := l.owner
+		l.mu.Unlock()
+
+		// New connects are already gated by the 0660 perms set above; this only
+		// drops anything that slipped in during the brief open window.
+		if uid != owner && uid != 0 {
+			log.Warnf("dropping non-owner connection (uid %d) during socket bootstrap", uid)
+			_ = c.Close()
+			continue
+		}
+		return c, nil
+	}
+}
+
+// effectiveSocketOwner returns the configured socket owner: the --socket-owner
+// flag when set, otherwise the owner persisted by a previous TOFU migration.
+func effectiveSocketOwner() string {
+	if socketOwner != "" {
+		return socketOwner
+	}
+	params, err := loadServiceParams()
+	if err != nil {
+		log.Errorf("load service params for socket owner: %v", err)
+		return ""
+	}
+	if params != nil {
+		return params.SocketOwner
+	}
+	return ""
+}
+
+// persistSocketOwner records the TOFU-selected owner (by username) so the next
+// daemon start restricts the socket immediately, with no open window.
+func persistSocketOwner(uid int) {
+	u, err := user.LookupId(strconv.Itoa(uid))
+	if err != nil {
+		log.Errorf("resolve uid %d to username for persistence: %v", uid, err)
+		return
+	}
+	params, err := loadServiceParams()
+	if err != nil {
+		log.Errorf("load service params to persist socket owner: %v", err)
+		return
+	}
+	if params == nil {
+		params = currentServiceParams()
+	}
+	params.SocketOwner = u.Username
+	if err := saveServiceParams(params); err != nil {
+		log.Errorf("persist socket owner: %v", err)
+	}
+}

client/iface/iface_test.go

@@ -464,8 +464,6 @@ func Test_RemovePeer(t *testing.T) {
 }
 
 func Test_ConnectPeers(t *testing.T) {
-	t.Setenv("NB_DISABLE_EBPF_WG_PROXY", "true")
-
 	peer1ifaceName := fmt.Sprintf("utun%d", WgIntNumber+400)
 	peer1wgIP := netip.MustParsePrefix("10.99.99.17/30")
 	peer1Key, _ := wgtypes.GeneratePrivateKey()
@@ -507,8 +505,12 @@ func Test_ConnectPeers(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	localIP1 := "127.0.0.1"
-	peer1endpoint, err := net.ResolveUDPAddr("udp", fmt.Sprintf("%s:%d", localIP1, peer1wgPort))
+	localIP, err := getLocalIP()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	peer1endpoint, err := net.ResolveUDPAddr("udp", fmt.Sprintf("%s:%d", localIP, peer1wgPort))
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -544,8 +546,7 @@ func Test_ConnectPeers(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	localIP2 := "127.0.0.1"
-	peer2endpoint, err := net.ResolveUDPAddr("udp", fmt.Sprintf("%s:%d", localIP2, peer2wgPort))
+	peer2endpoint, err := net.ResolveUDPAddr("udp", fmt.Sprintf("%s:%d", localIP, peer2wgPort))
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -568,17 +569,17 @@ func Test_ConnectPeers(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
-	// The peers use userspace WireGuard (stdnet transport). A tight busy-loop
-	// here starves the wireguard-go goroutines that process the handshake, so
-	// poll on a ticker instead and yield the CPU between checks. WireGuard also
-	// only retries a lost handshake initiation every REKEY_TIMEOUT (5s), which
-	// is why the overall wait can occasionally stretch to tens of seconds.
+	// todo: investigate why in some tests execution we need 30s
 	timeout := 30 * time.Second
 	timeoutChannel := time.After(timeout)
-	ticker := time.NewTicker(500 * time.Millisecond)
-	defer ticker.Stop()
 
 	for {
+		select {
+		case <-timeoutChannel:
+			t.Fatalf("waiting for peer handshake timeout after %s", timeout.String())
+		default:
+		}
+
 		peer, gpErr := getPeer(peer1ifaceName, peer2Key.PublicKey().String())
 		if gpErr != nil {
 			t.Fatal(gpErr)
@@ -587,12 +588,6 @@ func Test_ConnectPeers(t *testing.T) {
 			t.Log("peers successfully handshake")
 			break
 		}
-
-		select {
-		case <-timeoutChannel:
-			t.Fatalf("waiting for peer handshake timeout after %s", timeout.String())
-		case <-ticker.C:
-		}
 	}
 
 }
@@ -620,3 +615,28 @@ func getPeer(ifaceName, peerPubKey string) (wgtypes.Peer, error) {
 	}
 	return wgtypes.Peer{}, fmt.Errorf("peer not found")
 }
+
+func getLocalIP() (string, error) {
+	// Get all interfaces
+	addrs, err := net.InterfaceAddrs()
+	if err != nil {
+		return "", err
+	}
+
+	for _, addr := range addrs {
+		ipNet, ok := addr.(*net.IPNet)
+		if !ok {
+			continue
+		}
+		if ipNet.IP.IsLoopback() {
+			continue
+		}
+
+		if ipNet.IP.To4() == nil {
+			continue
+		}
+		return ipNet.IP.String(), nil
+	}
+
+	return "", fmt.Errorf("no local IP found")
+}

client/internal/auth/auth.go

@@ -351,7 +351,6 @@ func (a *Auth) setSystemInfoFlags(info *system.Info) {
 		a.config.BlockLANAccess,
 		a.config.BlockInbound,
 		a.config.DisableIPv6,
-		a.config.SyncMessageVersion,
 		a.config.EnableSSHRoot,
 		a.config.EnableSSHSFTP,
 		a.config.EnableSSHLocalPortForwarding,

client/internal/auth/sessionwatch/watcher.go

@@ -24,7 +24,11 @@ import (
 )
 
 const (
-	maxPastHorizon = 30 * 24 * time.Hour
+	// Skew tolerates a small clock difference between the management
+	// server and this peer before treating a deadline as "in the past".
+	// Slightly above typical NTP drift; tight enough that the UI doesn't
+	// paint a stale expiry as if it were valid.
+	Skew = 30 * time.Second
 
 	// maxDeadlineHorizon caps how far in the future an accepted deadline
 	// can sit. A timestamp beyond this is almost certainly a protocol
@@ -53,7 +57,7 @@ var (
 	ErrDeadlineTooFarFuture = errors.New("session deadline too far in the future")
 
 	// ErrDeadlineInPast is returned by Update when the supplied deadline
-	// is more than maxPastHorizon in the past.
+	// is more than Skew in the past.
 	ErrDeadlineInPast = errors.New("session deadline in the past")
 )
 
@@ -62,14 +66,15 @@ var (
 // for deadline change/clear, PublishEvent for the two warnings); tests pass
 // a fake recorder so the same surface is observable without an engine.
 //
-// While the watcher runs, it owns the deadline propagated to the recorder:
-// every set, clear and sanity-check rejection routes the value through
-// SetSessionExpiresAt, so the SubscribeStatus snapshot the UI reads can
-// never drift from the watcher's timer state. (SetSessionExpiresAt fans
-// out its own state-change notification, so no separate notify is needed.)
-// The recorder is server-scoped and outlives this engine-scoped watcher;
-// Close deliberately leaves the recorder value in place so transient engine
-// restarts don't blank it — the client run loop clears it on real teardown.
+// The watcher is the single owner of the deadline propagated to the
+// recorder: every set, clear, sanity-check rejection and Close routes the
+// value through SetSessionExpiresAt, so the SubscribeStatus snapshot the UI
+// reads can never drift from the watcher's timer state. (SetSessionExpiresAt
+// fans out its own state-change notification, so no separate notify is
+// needed.) The recorder is server-scoped and outlives this engine-scoped
+// watcher — without the Close-time clear a teardown (Down, or the Down+Up of
+// a profile switch) would leave the next session showing the previous one's
+// stale "expires in" value.
 //
 // PublishEvent's signature mirrors peer.Status.PublishEvent: the watcher
 // composes the metadata internally so the wire format (MetaSession*) is
@@ -130,13 +135,10 @@ func NewWithLeads(lead, final time.Duration, recorder StatusRecorder) *Watcher {
 // was disabled).
 //
 // Same-value updates are no-ops. A different non-zero value cancels any
-// pending timer, resets the "already fired" guards, and — when the
-// deadline lies in the future — arms fresh warning timers. A deadline
-// already in the past (within maxPastHorizon) is recorded as-is with no
-// timers: the session has expired and consumers render it that way.
+// pending timer, resets the "already fired" guard, and arms a new one.
 //
 // Returns one of the sentinel Err* values when the deadline fails the
-// sanity checks (pre-epoch, far future, or past beyond maxPastHorizon).
+// sanity checks (pre-epoch, far future, or in the past beyond Skew).
 // In every error case the watcher first clears its state so it stays
 // consistent with what the caller will push into its other sinks (e.g.
 // applySessionDeadline forces a zero deadline into the status recorder
@@ -161,7 +163,7 @@ func (w *Watcher) Update(deadline time.Time) error {
 	case deadline.After(now.Add(maxDeadlineHorizon)):
 		w.clearLocked()
 		return fmt.Errorf("%w: %v", ErrDeadlineTooFarFuture, deadline)
-	case deadline.Before(now.Add(-maxPastHorizon)):
+	case deadline.Before(now.Add(-Skew)):
 		w.clearLocked()
 		return fmt.Errorf("%w: %v (now=%v)", ErrDeadlineInPast, deadline, now)
 	}
@@ -181,9 +183,7 @@ func (w *Watcher) Update(deadline time.Time) error {
 	w.finalFiredAt = time.Time{}
 	w.dismissedAt = time.Time{}
 
-	if deadline.After(now) {
-		w.armTimerLocked(deadline)
-	}
+	w.armTimerLocked(deadline)
 	recorder := w.recorder
 	w.mu.Unlock()
 	if recorder != nil {
@@ -227,25 +227,30 @@ func (w *Watcher) Dismiss() {
 	log.Infof("auth session final-warning dismissed for deadline %s", w.current.Format(time.RFC3339))
 }
 
-// Close stops any pending timer. Update calls after Close are ignored.
-// The recorder keeps its deadline: the watcher is engine-scoped and closes
-// on every engine restart (network change, sleep/wake, stream errors)
-// while the SSO deadline stays valid across those, so clearing here would
-// blank the UI's "expires in" row on every transient reconnect. The
-// client run loop clears the server-scoped recorder when it exits for
-// real (Down, profile switch, permanent login failure).
+// Close stops any pending timer and drops the deadline on the status
+// recorder. Update calls after Close are ignored. Clearing the recorder
+// here is what keeps a teardown (Down, or the Down+Up of a profile switch)
+// from leaving the next session showing this one's stale "expires in"
+// value — the recorder is server-scoped and outlives this engine-scoped
+// watcher, so nothing else drops the anchor on teardown.
 func (w *Watcher) Close() {
 	w.mu.Lock()
-	defer w.mu.Unlock()
 	if w.closed {
+		w.mu.Unlock()
 		return
 	}
 	w.closed = true
 	w.stopTimerLocked()
+	hadDeadline := !w.current.IsZero()
 	w.current = time.Time{}
 	w.firedAt = time.Time{}
 	w.finalFiredAt = time.Time{}
 	w.dismissedAt = time.Time{}
+	recorder := w.recorder
+	w.mu.Unlock()
+	if recorder != nil && hadDeadline {
+		recorder.SetSessionExpiresAt(time.Time{})
+	}
 }
 
 // clearLocked drops the tracked deadline and notifies the recorder so

client/internal/auth/sessionwatch/watcher_test.go

@@ -224,13 +224,11 @@ func TestNewDeadlineCancelsPriorTimer(t *testing.T) {
 
 func TestRefreshAfterFireArmsNewWarning(t *testing.T) {
 	r := &fakeRecorder{}
-	lead := 150 * time.Millisecond
+	lead := 30 * time.Millisecond
 	w := newWatcher(lead, r)
 	defer w.Close()
 
-	// Warning fires ~20ms in; the deadline itself stays 150ms away so the
-	// replacement below lands well before it.
-	first := time.Now().Add(170 * time.Millisecond)
+	first := time.Now().Add(50 * time.Millisecond)
 	_ = w.Update(first)
 
 	// Wait for stateChange + warning of the first cycle.
@@ -308,29 +306,7 @@ func TestUpdateRejectsTooFarFuture(t *testing.T) {
 	}
 }
 
-func TestUpdateRecentPastRecordedAsExpired(t *testing.T) {
-	r := &fakeRecorder{}
-	w := newWatcher(50*time.Millisecond, r)
-	defer w.Close()
-
-	d := time.Now().Add(-1 * time.Hour)
-	if err := w.Update(d); err != nil {
-		t.Fatalf("recent-past Update should succeed, got %v", err)
-	}
-	if !w.Deadline().Equal(d) {
-		t.Fatalf("expected deadline to be recorded, got %v want %v", w.Deadline(), d)
-	}
-	if got := r.deadline(); !got.Equal(d) {
-		t.Fatalf("recorder deadline = %v, want %v", got, d)
-	}
-
-	time.Sleep(80 * time.Millisecond)
-	if n := countWhere(r.snapshot(), func(e event) bool { return e.kind == publish }); n != 0 {
-		t.Fatalf("no warning events may fire for an already-past deadline, got %+v", r.snapshot())
-	}
-}
-
-func TestUpdateAncientPastRejected(t *testing.T) {
+func TestUpdateInPastClearsDeadline(t *testing.T) {
 	r := &fakeRecorder{}
 	w := newWatcher(50*time.Millisecond, r)
 	defer w.Close()
@@ -342,12 +318,12 @@ func TestUpdateAncientPastRejected(t *testing.T) {
 	// Drain the stateChange from the seed.
 	waitForEvents(t, r, 1)
 
-	err := w.Update(time.Now().Add(-31 * 24 * time.Hour))
+	err := w.Update(time.Now().Add(-1 * time.Hour))
 	if !errors.Is(err, ErrDeadlineInPast) {
 		t.Fatalf("want ErrDeadlineInPast, got %v", err)
 	}
 	if !w.Deadline().IsZero() {
-		t.Fatalf("rejected ancient-past update must clear the deadline, got %v", w.Deadline())
+		t.Fatalf("in-past update must clear the deadline, got %v", w.Deadline())
 	}
 	events := waitForEvents(t, r, 2)
 	if events[1].kind != stateChange {
@@ -355,25 +331,39 @@ func TestUpdateAncientPastRejected(t *testing.T) {
 	}
 }
 
+func TestUpdateWithinSkewAccepted(t *testing.T) {
+	r := &fakeRecorder{}
+	w := newWatcher(50*time.Millisecond, r)
+	defer w.Close()
+
+	// 5 seconds in the past is within the 30s Skew tolerance — accept it.
+	d := time.Now().Add(-5 * time.Second)
+	if err := w.Update(d); err != nil {
+		t.Fatalf("within-skew Update should succeed, got %v", err)
+	}
+	if !w.Deadline().Equal(d) {
+		t.Fatalf("expected deadline to be applied, got %v want %v", w.Deadline(), d)
+	}
+}
+
 func TestCloseSilencesUpdates(t *testing.T) {
 	r := &fakeRecorder{}
 	w := newWatcher(50*time.Millisecond, r)
 	w.Close()
 
-	if err := w.Update(time.Now().Add(time.Hour)); err != nil {
-		t.Fatalf("Update after Close: want nil, got %v", err)
-	}
+	_ = w.Update(time.Now().Add(time.Hour))
+
+	time.Sleep(20 * time.Millisecond)
 	if got := r.snapshot(); len(got) != 0 {
 		t.Fatalf("expected no events after Close, got %+v", got)
 	}
 }
 
-// TestCloseKeepsRecorderDeadline pins the reconnect-flap fix: the watcher
-// closes on every engine restart (network change, sleep/wake) while the
-// SSO deadline stays valid across those, so Close must leave the
-// server-scoped recorder's value in place. The client run loop clears the
-// recorder when it exits for real.
-func TestCloseKeepsRecorderDeadline(t *testing.T) {
+// TestCloseClearsRecorderDeadline pins the profile-switch fix: a watcher
+// holding a live deadline must zero the recorder on Close so the next
+// engine's watcher (and the UI reading the shared server-scoped recorder)
+// doesn't start out showing the previous session's stale "expires in".
+func TestCloseClearsRecorderDeadline(t *testing.T) {
 	r := &fakeRecorder{}
 	w := newWatcher(time.Hour, r)
 
@@ -387,8 +377,8 @@ func TestCloseKeepsRecorderDeadline(t *testing.T) {
 
 	w.Close()
 
-	if got := r.deadline(); !got.Equal(d) {
-		t.Fatalf("recorder deadline after Close = %v, want %v", got, d)
+	if got := r.deadline(); !got.IsZero() {
+		t.Fatalf("recorder deadline after Close = %v, want zero", got)
 	}
 }
 

client/internal/conn_mgr.go

@@ -34,8 +34,6 @@ const (
 // - Handling connection establishment based on peer signaling
 //
 // The implementation is not thread-safe; it is protected by engine.syncMsgMux.
-// The only exception is ActivatePeer, which is safe for concurrent use so the
-// DNS warm-up path can call it without contending on the engine mutex.
 type ConnMgr struct {
 	peerStore        *peerstore.Store
 	statusRecorder   *peer.Status
@@ -44,26 +42,12 @@ type ConnMgr struct {
 	rosenpassEnabled bool
 
 	lazyConnMgr *manager.Manager
-	// lazyConnMgrMu guards the lazyConnMgr pointer for readers outside the
-	// engine loop (ActivatePeer). Writers hold it in addition to
-	// engine.syncMsgMux; all other reads stay under engine.syncMsgMux only.
-	lazyConnMgrMu sync.RWMutex
-
-	// reconcileRoutedIPs re-applies a peer's routed allowed IPs after its lazy wake endpoint is
-	// (re)armed (Mode A at arm time). Injected by the engine; nil disables the reconcile.
-	reconcileRoutedIPs func(peerKey string) error
 
 	wg            sync.WaitGroup
 	lazyCtx       context.Context
 	lazyCtxCancel context.CancelFunc
 }
 
-// SetRoutedIPsReconciler injects the callback used to re-apply a peer's routed allowed IPs when
-// its lazy wake endpoint is (re)armed. Must be called before the lazy manager starts.
-func (e *ConnMgr) SetRoutedIPsReconciler(fn func(peerKey string) error) {
-	e.reconcileRoutedIPs = fn
-}
-
 func NewConnMgr(engineConfig *EngineConfig, statusRecorder *peer.Status, peerStore *peerstore.Store, iface lazyconn.WGIface) *ConnMgr {
 	e := &ConnMgr{
 		peerStore:        peerStore,
@@ -254,20 +238,12 @@ func (e *ConnMgr) RemovePeerConn(peerKey string) {
 	conn.Log.Infof("removed peer from lazy conn manager")
 }
 
-// ActivatePeer wakes an idle lazy connection. Unlike the rest of ConnMgr it is
-// safe for concurrent use: the lazy manager pointer is read under lazyConnMgrMu
-// and the manager itself is internally synchronized, so callers outside the
-// engine loop (DNS warm-up) do not need engine.syncMsgMux.
 func (e *ConnMgr) ActivatePeer(ctx context.Context, conn *peer.Conn) {
-	e.lazyConnMgrMu.RLock()
-	lazyConnMgr := e.lazyConnMgr
-	started := lazyConnMgr != nil && e.lazyCtxCancel != nil
-	e.lazyConnMgrMu.RUnlock()
-	if !started {
+	if !e.isStartedWithLazyMgr() {
 		return
 	}
 
-	if found := lazyConnMgr.ActivatePeer(conn.GetKey()); found {
+	if found := e.lazyConnMgr.ActivatePeer(conn.GetKey()); found {
 		if err := conn.Open(ctx); err != nil {
 			conn.Log.Errorf("failed to open connection: %v", err)
 		}
@@ -292,22 +268,16 @@ func (e *ConnMgr) Close() {
 
 	e.lazyCtxCancel()
 	e.wg.Wait()
-
-	e.lazyConnMgrMu.Lock()
 	e.lazyConnMgr = nil
-	e.lazyConnMgrMu.Unlock()
 }
 
 func (e *ConnMgr) initLazyManager(engineCtx context.Context) {
 	cfg := manager.Config{
 		InactivityThreshold: inactivityThresholdEnv(),
-		ReconcileAllowedIPs: e.reconcileRoutedIPs,
 	}
-
-	e.lazyConnMgrMu.Lock()
 	e.lazyConnMgr = manager.NewManager(cfg, engineCtx, e.peerStore, e.iface)
+
 	e.lazyCtx, e.lazyCtxCancel = context.WithCancel(engineCtx)
-	e.lazyConnMgrMu.Unlock()
 
 	e.wg.Add(1)
 	go func() {
@@ -346,10 +316,7 @@ func (e *ConnMgr) closeManager(ctx context.Context) {
 
 	e.lazyCtxCancel()
 	e.wg.Wait()
-
-	e.lazyConnMgrMu.Lock()
 	e.lazyConnMgr = nil
-	e.lazyConnMgrMu.Unlock()
 
 	for _, peerID := range e.peerStore.PeersPubKey() {
 		e.peerStore.PeerConnOpen(ctx, peerID)

client/internal/conn_mgr_test.go

@@ -1,21 +1,10 @@
 package internal
 
 import (
-	"context"
-	"net"
-	"net/netip"
 	"os"
-	"sync"
 	"testing"
-	"time"
 
-	"golang.zx2c4.com/wireguard/wgctrl/wgtypes"
-
-	"github.com/netbirdio/netbird/client/iface/wgaddr"
 	"github.com/netbirdio/netbird/client/internal/lazyconn"
-	"github.com/netbirdio/netbird/client/internal/peer"
-	"github.com/netbirdio/netbird/client/internal/peerstore"
-	"github.com/netbirdio/netbird/monotime"
 )
 
 func TestResolveLazyForce(t *testing.T) {
@@ -49,58 +38,3 @@ func TestResolveLazyForce(t *testing.T) {
 		})
 	}
 }
-
-type mockLazyWGIface struct{}
-
-func (mockLazyWGIface) RemovePeer(string) error { return nil }
-func (mockLazyWGIface) UpdatePeer(string, []netip.Prefix, time.Duration, *net.UDPAddr, *wgtypes.Key) error {
-	return nil
-}
-func (mockLazyWGIface) IsUserspaceBind() bool                    { return false }
-func (mockLazyWGIface) Address() wgaddr.Address                  { return wgaddr.Address{} }
-func (mockLazyWGIface) LastActivities() map[string]monotime.Time { return nil }
-func (mockLazyWGIface) MTU() uint16                              { return 1280 }
-
-// TestConnMgr_ActivatePeerConcurrentWithLifecycle exercises ActivatePeer from
-// non-engine goroutines (the DNS warm-up path) racing the manager lifecycle,
-// which stays on the engine loop. Run with -race: it fails if ActivatePeer
-// still requires engine.syncMsgMux for safety.
-func TestConnMgr_ActivatePeerConcurrentWithLifecycle(t *testing.T) {
-	t.Setenv(lazyconn.EnvLazyConn, "on")
-
-	status := peer.NewRecorder("https://mgm")
-	store := peerstore.NewConnStore()
-	connMgr := NewConnMgr(&EngineConfig{}, status, store, mockLazyWGIface{})
-
-	conn := newTestPeerConn(t, "peerA")
-
-	ctx, cancel := context.WithCancel(context.Background())
-	defer cancel()
-	connMgr.Start(ctx)
-
-	done := make(chan struct{})
-	var wg sync.WaitGroup
-	for range 4 {
-		wg.Add(1)
-		go func() {
-			defer wg.Done()
-			for {
-				select {
-				case <-done:
-					return
-				default:
-					connMgr.ActivatePeer(ctx, conn)
-				}
-			}
-		}()
-	}
-
-	// Let the activators spin against the started manager, then tear it down
-	// underneath them and let them spin against the stopped manager.
-	time.Sleep(100 * time.Millisecond)
-	connMgr.Close()
-	time.Sleep(50 * time.Millisecond)
-
-	close(done)
-	wg.Wait()
-}

client/internal/connect.go

@@ -257,10 +257,7 @@ func (c *ConnectClient) run(mobileDependency MobileDependency, runningChan chan
 		log.Errorf("failed to clean up temporary installer file: %v", err)
 	}
 
-	defer func() {
-		c.statusRecorder.SetSessionExpiresAt(time.Time{})
-		c.statusRecorder.ClientStop()
-	}()
+	defer c.statusRecorder.ClientStop()
 	operation := func() error {
 		// if context cancelled we not start new backoff cycle
 		if c.ctx.Err() != nil {
@@ -621,7 +618,6 @@ func createEngineConfig(key wgtypes.Key, config *profilemanager.Config, peerConf
 		BlockLANAccess:      config.BlockLANAccess,
 		BlockInbound:        config.BlockInbound,
 		DisableIPv6:         config.DisableIPv6,
-		SyncMessageVersion:  config.SyncMessageVersion,
 
 		LazyConnection: lazyconn.ParseState(config.LazyConnection),
 
@@ -697,7 +693,6 @@ func loginToManagement(ctx context.Context, client mgm.Client, pubSSHKey []byte,
 		config.BlockLANAccess,
 		config.BlockInbound,
 		config.DisableIPv6,
-		config.SyncMessageVersion,
 		config.EnableSSHRoot,
 		config.EnableSSHSFTP,
 		config.EnableSSHLocalPortForwarding,

client/internal/debug/debug.go

@@ -676,7 +676,6 @@ func (g *BundleGenerator) addCommonConfigFields(configContent *strings.Builder)
 	configContent.WriteString(fmt.Sprintf("BlockLANAccess: %v\n", g.internalConfig.BlockLANAccess))
 	configContent.WriteString(fmt.Sprintf("BlockInbound: %v\n", g.internalConfig.BlockInbound))
 	configContent.WriteString(fmt.Sprintf("DisableIPv6: %v\n", g.internalConfig.DisableIPv6))
-	configContent.WriteString(fmt.Sprintf("SyncMessageVersion: %v\n", g.internalConfig.SyncMessageVersion))
 
 	if g.internalConfig.DisableNotifications != nil {
 		configContent.WriteString(fmt.Sprintf("DisableNotifications: %v\n", *g.internalConfig.DisableNotifications))

client/internal/debug/debug_test.go

@@ -887,8 +887,6 @@ func TestAddConfig_AllFieldsCovered(t *testing.T) {
 		ClientCertKeyPath:             "/tmp/key",
 		LazyConnection:                "on",
 		MTU:                           1280,
-		DisableIPv6:                   true,
-		SyncMessageVersion:            func(v int) *int { return &v }(1),
 	}
 
 	for _, anonymize := range []bool{false, true} {

client/internal/dns/local/local.go

@@ -6,7 +6,6 @@ import (
 	"fmt"
 	"net"
 	"net/netip"
-	"os"
 	"slices"
 	"strings"
 	"sync"
@@ -37,43 +36,7 @@ type resolver interface {
 // record is left alone (it points at something outside our mesh, e.g.
 // a non-peer upstream).
 type PeerConnectivity interface {
-	IsConnectedByIP(ip netip.Addr) (known, connected bool)
-}
-
-// PeerActivator wakes lazy-connection peers on demand. The local resolver calls
-// it with the tunnel IPs an answer points at, so a peer that is idle (lazily
-// disconnected) starts connecting at DNS-resolution time rather than racing the
-// client's first request packet. nil disables warm-up.
-type PeerActivator interface {
-	// ActivatePeersByIP triggers wake-up for the peer(s) owning addrs and blocks
-	// until one is connected or ctx (a short per-query budget) expires. It is a
-	// fast no-op for unknown or already-connected addresses.
-	ActivatePeersByIP(ctx context.Context, addrs []netip.Addr)
-}
-
-const (
-	defaultLazyWarmupTimeout = 2 * time.Second
-	envLazyWarmupTimeout     = "NB_DNS_LAZY_WARMUP_TIMEOUT"
-)
-
-// lazyWarmupTimeoutFromEnv returns the per-query budget for waking a
-// lazy-connection peer a DNS answer points at. Tunable via
-// NB_DNS_LAZY_WARMUP_TIMEOUT (a Go duration). Parsed once at construction time.
-func lazyWarmupTimeoutFromEnv() time.Duration {
-	v := os.Getenv(envLazyWarmupTimeout)
-	if v == "" {
-		return defaultLazyWarmupTimeout
-	}
-	d, err := time.ParseDuration(v)
-	if err != nil {
-		log.Warnf("invalid %s value %q, using default %s: %v", envLazyWarmupTimeout, v, defaultLazyWarmupTimeout, err)
-		return defaultLazyWarmupTimeout
-	}
-	if d <= 0 {
-		log.Warnf("non-positive %s value %q, using default %s", envLazyWarmupTimeout, v, defaultLazyWarmupTimeout)
-		return defaultLazyWarmupTimeout
-	}
-	return d
+	IsConnectedByIP(ip string) (known, connected bool)
 }
 
 type Resolver struct {
@@ -88,12 +51,6 @@ type Resolver struct {
 	// filter and preserves the legacy "return whatever is registered"
 	// behaviour for callers that never wire a status source.
 	peerConn PeerConnectivity
-	// peerActivator, when non-nil, is called at resolution time to warm the
-	// lazy connection to the peer(s) an answer points at. nil disables warm-up.
-	peerActivator PeerActivator
-	// warmupTimeout is the per-query budget for the lazy-connection warm-up
-	// wait, resolved from the environment once at construction time.
-	warmupTimeout time.Duration
 
 	ctx    context.Context
 	cancel context.CancelFunc
@@ -102,12 +59,11 @@ type Resolver struct {
 func NewResolver() *Resolver {
 	ctx, cancel := context.WithCancel(context.Background())
 	return &Resolver{
-		records:       make(map[dns.Question][]dns.RR),
-		domains:       make(map[domain.Domain]struct{}),
-		zones:         make(map[domain.Domain]bool),
-		warmupTimeout: lazyWarmupTimeoutFromEnv(),
-		ctx:           ctx,
-		cancel:        cancel,
+		records: make(map[dns.Question][]dns.RR),
+		domains: make(map[domain.Domain]struct{}),
+		zones:   make(map[domain.Domain]bool),
+		ctx:     ctx,
+		cancel:  cancel,
 	}
 }
 
@@ -120,14 +76,6 @@ func (d *Resolver) SetPeerConnectivity(p PeerConnectivity) {
 	d.peerConn = p
 }
 
-// SetPeerActivator wires the DNS-time lazy-connection warm-up. Pass nil to
-// disable. Safe to call multiple times; the latest value wins.
-func (d *Resolver) SetPeerActivator(a PeerActivator) {
-	d.mu.Lock()
-	defer d.mu.Unlock()
-	d.peerActivator = a
-}
-
 func (d *Resolver) MatchSubdomains() bool {
 	return true
 }
@@ -174,9 +122,6 @@ func (d *Resolver) ServeDNS(w dns.ResponseWriter, r *dns.Msg) {
 	replyMessage.RecursionAvailable = true
 
 	result := d.lookupRecords(logger, question)
-	// Warm before filtering: activation flips a lazily-idle target to connected,
-	// which then lets it survive the disconnected-peer filter below.
-	d.warmLazyPeers(question, result.records)
 	result.records = d.filterDisconnectedPeerAnswers(logger, question, result.records)
 	replyMessage.Authoritative = !result.hasExternalData
 	replyMessage.Answer = result.records
@@ -550,8 +495,8 @@ func (d *Resolver) filterDisconnectedPeerAnswers(logger *log.Entry, question dns
 	kept := make([]dns.RR, 0, len(records))
 	var dropped int
 	for _, rr := range records {
-		ip, ok := extractRecordAddr(rr)
-		if !ok {
+		ip := extractRecordIP(rr)
+		if ip == "" {
 			kept = append(kept, rr)
 			continue
 		}
@@ -573,57 +518,22 @@ func (d *Resolver) filterDisconnectedPeerAnswers(logger *log.Entry, question dns
 	return kept
 }
 
-// warmLazyPeers triggers lazy-connection wake-up for the peers a resolved
-// answer points at and waits briefly for one to connect, so the caller's first
-// request doesn't race the connection establishment. Warm-up is scoped to
-// match-only (non-authoritative) zones — the synthesized private-service zones
-// and user-created zones whose records point at specific peers. The account's
-// peer zone is authoritative, so plain peer-name lookups never trigger warm-up;
-// otherwise resolving any peer's name would wake its idle connection, defeating
-// laziness mesh-wide. No-op when no activator is wired (lazy connections
-// disabled) or the answer carries no peer IPs.
-func (d *Resolver) warmLazyPeers(question dns.Question, records []dns.RR) {
-	if len(records) < 2 {
-		return
-	}
-	d.mu.RLock()
-	activator := d.peerActivator
-	var nonAuth, found bool
-	if activator != nil {
-		nonAuth, found = d.findZone(question.Name)
-	}
-	d.mu.RUnlock()
-	if activator == nil || !found || !nonAuth {
-		return
-	}
-
-	var addrs []netip.Addr
-	for _, rr := range records {
-		if addr, ok := extractRecordAddr(rr); ok {
-			addrs = append(addrs, addr)
-		}
-	}
-	if len(addrs) == 0 {
-		return
-	}
-
-	ctx, cancel := context.WithTimeout(d.ctx, d.warmupTimeout)
-	defer cancel()
-	activator.ActivatePeersByIP(ctx, addrs)
-}
-
-// extractRecordAddr returns the IP address carried by an A or AAAA record.
-// ok is false for any other record type or a record with no address.
-func extractRecordAddr(rr dns.RR) (netip.Addr, bool) {
+// extractRecordIP returns the dotted-decimal / colon-hex IP carried by
+// an A or AAAA record, or "" for any other record type.
+func extractRecordIP(rr dns.RR) string {
 	switch r := rr.(type) {
 	case *dns.A:
-		addr, ok := netip.AddrFromSlice(r.A)
-		return addr.Unmap(), ok
+		if r.A == nil {
+			return ""
+		}
+		return r.A.String()
 	case *dns.AAAA:
-		addr, ok := netip.AddrFromSlice(r.AAAA)
-		return addr.Unmap(), ok
+		if r.AAAA == nil {
+			return ""
+		}
+		return r.AAAA.String()
 	}
-	return netip.Addr{}, false
+	return ""
 }
 
 // Update replaces all zones and their records

client/internal/dns/local/local_test.go

@@ -37,8 +37,8 @@ type mockPeerConnectivity struct {
 	byIP map[string]struct{ known, connected bool }
 }
 
-func (m mockPeerConnectivity) IsConnectedByIP(ip netip.Addr) (known, connected bool) {
-	v, ok := m.byIP[ip.String()]
+func (m mockPeerConnectivity) IsConnectedByIP(ip string) (known, connected bool) {
+	v, ok := m.byIP[ip]
 	if !ok {
 		return false, false
 	}

client/internal/dns/local/warmup_test.go

@@ -1,204 +0,0 @@
-package local
-
-import (
-	"context"
-	"net"
-	"net/netip"
-	"sync"
-	"testing"
-	"time"
-
-	"github.com/miekg/dns"
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-
-	"github.com/netbirdio/netbird/client/internal/dns/test"
-	nbdns "github.com/netbirdio/netbird/dns"
-)
-
-// recordingActivator records the addresses it was asked to warm and returns
-// immediately, so ServeDNS is not blocked by the test.
-type recordingActivator struct {
-	mu     sync.Mutex
-	called bool
-	addrs  []netip.Addr
-}
-
-func (r *recordingActivator) ActivatePeersByIP(_ context.Context, addrs []netip.Addr) {
-	r.mu.Lock()
-	defer r.mu.Unlock()
-	r.called = true
-	r.addrs = append(r.addrs, addrs...)
-}
-
-func serveA(t *testing.T, resolver *Resolver, name string) *dns.Msg {
-	t.Helper()
-	var resp *dns.Msg
-	w := &test.MockResponseWriter{WriteMsgFunc: func(m *dns.Msg) error { resp = m; return nil }}
-	resolver.ServeDNS(w, new(dns.Msg).SetQuestion(name, dns.TypeA))
-	return resp
-}
-
-// serviceZone registers rec in a match-only (non-authoritative) zone, the shape
-// the synthesized private-service zones arrive in.
-func serviceZone(t *testing.T, resolver *Resolver, zone string, records ...nbdns.SimpleRecord) {
-	t.Helper()
-	resolver.Update([]nbdns.CustomZone{{
-		Domain:           zone,
-		Records:          records,
-		NonAuthoritative: true,
-	}})
-}
-
-func TestLocalResolver_WarmsLazyPeerOnResolve(t *testing.T) {
-	// Warm-up fires only for multi-record answers (the HA / round-robin shape of
-	// the synthesized private-service zones), so register two peer targets.
-	const name = "svc.proxy.netbird.cloud."
-	recs := []nbdns.SimpleRecord{
-		{Name: name, Type: 1, Class: nbdns.DefaultClass, TTL: 300, RData: "100.64.0.7"},
-		{Name: name, Type: 1, Class: nbdns.DefaultClass, TTL: 300, RData: "100.64.0.8"},
-	}
-	resolver := NewResolver()
-	serviceZone(t, resolver, "proxy.netbird.cloud", recs...)
-
-	act := &recordingActivator{}
-	resolver.SetPeerActivator(act)
-
-	resp := serveA(t, resolver, name)
-	require.NotNil(t, resp, "resolver must answer")
-	require.NotEmpty(t, resp.Answer, "answer must carry the A records")
-
-	act.mu.Lock()
-	defer act.mu.Unlock()
-	assert.True(t, act.called, "activator must be invoked for a multi-record service-zone answer")
-	assert.Contains(t, act.addrs, netip.MustParseAddr("100.64.0.7"), "activator must receive the first peer IP")
-	assert.Contains(t, act.addrs, netip.MustParseAddr("100.64.0.8"), "activator must receive the second peer IP")
-}
-
-func TestLocalResolver_NoWarmupForSingleRecord(t *testing.T) {
-	// A single-record answer does not trigger warm-up; the resolver only warms
-	// multi-record answers.
-	rec := nbdns.SimpleRecord{Name: "svc.proxy.netbird.cloud.", Type: 1, Class: nbdns.DefaultClass, TTL: 300, RData: "100.64.0.7"}
-	resolver := NewResolver()
-	serviceZone(t, resolver, "proxy.netbird.cloud", rec)
-
-	act := &recordingActivator{}
-	resolver.SetPeerActivator(act)
-
-	resp := serveA(t, resolver, rec.Name)
-	require.NotNil(t, resp, "resolver must answer")
-	require.NotEmpty(t, resp.Answer, "answer must carry the A record")
-
-	act.mu.Lock()
-	defer act.mu.Unlock()
-	assert.False(t, act.called, "activator must not be invoked for a single-record answer")
-}
-
-func TestLocalResolver_NoActivatorNoWarmup(t *testing.T) {
-	// With no activator wired the resolver behaves exactly as before.
-	rec := nbdns.SimpleRecord{Name: "svc.proxy.netbird.cloud.", Type: 1, Class: nbdns.DefaultClass, TTL: 300, RData: "100.64.0.7"}
-	resolver := NewResolver()
-	serviceZone(t, resolver, "proxy.netbird.cloud", rec)
-
-	resp := serveA(t, resolver, rec.Name)
-	require.NotNil(t, resp, "resolver must still answer without an activator")
-	require.NotEmpty(t, resp.Answer, "answer must carry the A record")
-}
-
-func TestLocalResolver_NoWarmupForMissingRecord(t *testing.T) {
-	// A query that resolves to nothing must not invoke the activator (no IPs).
-	resolver := NewResolver()
-	serviceZone(t, resolver, "proxy.netbird.cloud",
-		nbdns.SimpleRecord{Name: "svc.proxy.netbird.cloud.", Type: 1, Class: nbdns.DefaultClass, TTL: 300, RData: "100.64.0.7"})
-
-	act := &recordingActivator{}
-	resolver.SetPeerActivator(act)
-
-	serveA(t, resolver, "absent.proxy.netbird.cloud.")
-
-	act.mu.Lock()
-	defer act.mu.Unlock()
-	assert.False(t, act.called, "activator must not be invoked when there is no answer")
-}
-
-func TestLocalResolver_NoWarmupInAuthoritativeZone(t *testing.T) {
-	// The account's peer zone is authoritative; resolving a peer's name there
-	// must not wake its lazy connection — warm-up is scoped to match-only
-	// (non-authoritative) zones such as the synthesized private-service zones.
-	// Use a multi-record answer so the authoritative-zone scoping is the only
-	// reason warm-up is skipped, not the single-record guard.
-	const name = "peer.netbird.cloud."
-	recs := []nbdns.SimpleRecord{
-		{Name: name, Type: 1, Class: nbdns.DefaultClass, TTL: 300, RData: "100.64.0.9"},
-		{Name: name, Type: 1, Class: nbdns.DefaultClass, TTL: 300, RData: "100.64.0.10"},
-	}
-	resolver := NewResolver()
-	resolver.Update([]nbdns.CustomZone{{
-		Domain:  "netbird.cloud",
-		Records: recs,
-	}})
-
-	act := &recordingActivator{}
-	resolver.SetPeerActivator(act)
-
-	resp := serveA(t, resolver, name)
-	require.NotNil(t, resp, "resolver must answer")
-	require.NotEmpty(t, resp.Answer, "answer must carry the A records")
-
-	act.mu.Lock()
-	defer act.mu.Unlock()
-	assert.False(t, act.called, "activator must not be invoked for authoritative-zone answers")
-}
-
-func TestLazyWarmupTimeoutFromEnv(t *testing.T) {
-	tests := []struct {
-		name   string
-		value  string
-		envSet bool
-		want   time.Duration
-	}{
-		{name: "unset uses default", want: defaultLazyWarmupTimeout},
-		{name: "valid overrides", value: "5s", envSet: true, want: 5 * time.Second},
-		{name: "invalid falls back", value: "not-a-duration", envSet: true, want: defaultLazyWarmupTimeout},
-		{name: "negative falls back", value: "-1s", envSet: true, want: defaultLazyWarmupTimeout},
-		{name: "zero falls back", value: "0s", envSet: true, want: defaultLazyWarmupTimeout},
-	}
-
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			if tt.envSet {
-				t.Setenv(envLazyWarmupTimeout, tt.value)
-			}
-			assert.Equal(t, tt.want, lazyWarmupTimeoutFromEnv())
-			assert.Equal(t, tt.want, NewResolver().warmupTimeout, "constructor must resolve the timeout once")
-		})
-	}
-}
-
-func TestExtractRecordAddr(t *testing.T) {
-	t.Run("A record yields unmapped v4", func(t *testing.T) {
-		// net.ParseIP returns the 16-byte v4-in-v6 form, the same shape
-		// miekg/dns stores after parsing an A record; the extracted address
-		// must compare equal to a plain v4 netip.Addr.
-		addr, ok := extractRecordAddr(&dns.A{A: net.ParseIP("100.64.0.7")})
-		require.True(t, ok)
-		assert.True(t, addr.Is4())
-		assert.Equal(t, netip.MustParseAddr("100.64.0.7"), addr)
-	})
-
-	t.Run("AAAA record yields v6", func(t *testing.T) {
-		addr, ok := extractRecordAddr(&dns.AAAA{AAAA: net.ParseIP("fd00::1")})
-		require.True(t, ok)
-		assert.Equal(t, netip.MustParseAddr("fd00::1"), addr)
-	})
-
-	t.Run("A record without address", func(t *testing.T) {
-		_, ok := extractRecordAddr(&dns.A{})
-		assert.False(t, ok)
-	})
-
-	t.Run("non-address record", func(t *testing.T) {
-		_, ok := extractRecordAddr(&dns.CNAME{Target: "target.netbird.cloud."})
-		assert.False(t, ok)
-	})
-}

client/internal/dns/mock_server.go

@@ -8,7 +8,6 @@ import (
 	"github.com/miekg/dns"
 
 	dnsconfig "github.com/netbirdio/netbird/client/internal/dns/config"
-	"github.com/netbirdio/netbird/client/internal/dns/local"
 	nbdns "github.com/netbirdio/netbird/dns"
 	"github.com/netbirdio/netbird/route"
 	"github.com/netbirdio/netbird/shared/management/domain"
@@ -93,11 +92,6 @@ func (m *MockServer) SetFirewall(Firewall) {
 	// Mock implementation - no-op
 }
 
-// SetPeerActivator mock implementation of SetPeerActivator from Server interface
-func (m *MockServer) SetPeerActivator(local.PeerActivator) {
-	// Mock implementation - no-op
-}
-
 // BeginBatch mock implementation of BeginBatch from Server interface
 func (m *MockServer) BeginBatch() {
 	// Mock implementation - no-op

client/internal/dns/server.go

@@ -82,7 +82,6 @@ type Server interface {
 	PopulateManagementDomain(mgmtURL *url.URL) error
 	SetRouteSources(selected, active func() route.HAMap)
 	SetFirewall(Firewall)
-	SetPeerActivator(local.PeerActivator)
 }
 
 type nsGroupsByDomain struct {
@@ -492,13 +491,6 @@ func (s *DefaultServer) SetFirewall(fw Firewall) {
 	}
 }
 
-// SetPeerActivator wires the DNS-time lazy-connection warm-up on the local
-// resolver. Injected after the connection manager exists (it does not at
-// DNS-server construction time). Pass nil to disable.
-func (s *DefaultServer) SetPeerActivator(a local.PeerActivator) {
-	s.localResolver.SetPeerActivator(a)
-}
-
 // Stop stops the server
 func (s *DefaultServer) Stop() {
 	s.ctxCancel()
@@ -1443,11 +1435,11 @@ type localPeerConnectivity struct {
 
 // IsConnectedByIP looks the IP up in the peerstore and surfaces both
 // the known and connected bits. Used by Resolver.filterDisconnectedPeerAnswers.
-func (l localPeerConnectivity) IsConnectedByIP(ip netip.Addr) (known, connected bool) {
+func (l localPeerConnectivity) IsConnectedByIP(ip string) (known, connected bool) {
 	if l.status == nil {
 		return false, false
 	}
-	state, ok := l.status.PeerStateByIP(ip.String())
+	state, ok := l.status.PeerStateByIP(ip)
 	if !ok {
 		return false, false
 	}

client/internal/dns_peer_activator.go

@@ -1,76 +0,0 @@
-package internal
-
-import (
-	"context"
-	"net/netip"
-	"time"
-
-	"github.com/netbirdio/netbird/client/internal/peer"
-	"github.com/netbirdio/netbird/client/internal/peerstore"
-)
-
-const dnsActivationPollInterval = 50 * time.Millisecond
-
-// dnsPeerActivator wakes lazy-connection peers from the DNS resolution path. It
-// implements dns/local.PeerActivator. DNS queries run on their own goroutines,
-// so it only touches state that is safe for concurrent use — ConnMgr.ActivatePeer,
-// peerstore.Store and peer.Status — and never takes the engine's syncMsgMux,
-// keeping DNS resolution from contending with network-map processing.
-type dnsPeerActivator struct {
-	connMgr   *ConnMgr
-	peerStore *peerstore.Store
-	status    *peer.Status
-	// ctx is the engine's long-lived context. The connection dial is tied to it
-	// (not the per-query DNS wait budget) so a handshake that outlasts the wait
-	// still completes in the background rather than being cancelled at the deadline.
-	ctx context.Context
-}
-
-// ActivatePeersByIP triggers wake-up for the peer(s) owning addrs and waits
-// until one is connected or ctx (the per-query DNS wait budget) expires.
-// Activation itself is tied to the engine's long-lived context so the dial
-// survives a wait that times out. Unknown or already-connected addresses are
-// skipped, so the steady-state (warm) path adds no latency.
-func (a *dnsPeerActivator) ActivatePeersByIP(ctx context.Context, addrs []netip.Addr) {
-	if a == nil || a.connMgr == nil {
-		return
-	}
-
-	var pending []string
-	for _, addr := range addrs {
-		ip := addr.String()
-		st, ok := a.status.PeerStateByIP(ip)
-		if !ok || st.ConnStatus == peer.StatusConnected {
-			continue
-		}
-		conn, ok := a.peerStore.PeerConn(st.PubKey)
-		if !ok {
-			continue
-		}
-		a.connMgr.ActivatePeer(a.ctx, conn)
-		pending = append(pending, ip)
-	}
-
-	if len(pending) == 0 {
-		return
-	}
-	a.waitConnected(ctx, pending)
-}
-
-// waitConnected blocks until any of ips reports a connected peer or ctx expires.
-func (a *dnsPeerActivator) waitConnected(ctx context.Context, ips []string) {
-	ticker := time.NewTicker(dnsActivationPollInterval)
-	defer ticker.Stop()
-	for {
-		for _, ip := range ips {
-			if st, ok := a.status.PeerStateByIP(ip); ok && st.ConnStatus == peer.StatusConnected {
-				return
-			}
-		}
-		select {
-		case <-ctx.Done():
-			return
-		case <-ticker.C:
-		}
-	}
-}

client/internal/dns_peer_activator_test.go

@@ -1,129 +0,0 @@
-package internal
-
-import (
-	"context"
-	"net/netip"
-	"testing"
-	"time"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/netbirdio/netbird/client/internal/peer"
-	"github.com/netbirdio/netbird/client/internal/peerstore"
-)
-
-func newTestPeerConn(t *testing.T, key string) *peer.Conn {
-	t.Helper()
-	conn, err := peer.NewConn(peer.ConnConfig{
-		Key:      key,
-		LocalKey: "local",
-		WgConfig: peer.WgConfig{
-			AllowedIps: []netip.Prefix{netip.MustParsePrefix("100.64.0.1/32")},
-		},
-	}, peer.ServiceDependencies{})
-	require.NoError(t, err)
-	return conn
-}
-
-func newTestDNSPeerActivator(t *testing.T) (*dnsPeerActivator, *peer.Status, *peerstore.Store) {
-	t.Helper()
-	status := peer.NewRecorder("https://mgm")
-	store := peerstore.NewConnStore()
-	// ConnMgr without Start: the lazy manager is nil, so ActivatePeer is a
-	// no-op — these tests exercise the activator's skip/wait logic.
-	connMgr := NewConnMgr(&EngineConfig{}, status, store, nil)
-	return &dnsPeerActivator{
-		connMgr:   connMgr,
-		peerStore: store,
-		status:    status,
-		ctx:       context.Background(),
-	}, status, store
-}
-
-func TestDNSPeerActivator_NilSafe(t *testing.T) {
-	var a *dnsPeerActivator
-	a.ActivatePeersByIP(context.Background(), []netip.Addr{netip.MustParseAddr("100.64.0.1")})
-}
-
-// TestDNSPeerActivator_SkipsUnknownAndConnectedPeers verifies the steady-state
-// (warm) path adds no latency: already-connected and unknown addresses never
-// enter the wait loop.
-func TestDNSPeerActivator_SkipsUnknownAndConnectedPeers(t *testing.T) {
-	a, status, store := newTestDNSPeerActivator(t)
-
-	require.NoError(t, status.AddPeer("peerA", "a.netbird.cloud", "100.64.0.1", "fd00::1"))
-	require.NoError(t, status.UpdatePeerState(peer.State{PubKey: "peerA", ConnStatus: peer.StatusConnected}))
-	store.AddPeerConn("peerA", newTestPeerConn(t, "peerA"))
-
-	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
-	defer cancel()
-
-	start := time.Now()
-	a.ActivatePeersByIP(ctx, []netip.Addr{
-		netip.MustParseAddr("100.64.0.1"),  // known, connected -> skipped
-		netip.MustParseAddr("fd00::1"),     // known via IPv6, connected -> skipped
-		netip.MustParseAddr("100.64.0.99"), // unknown -> skipped
-	})
-	require.Less(t, time.Since(start), time.Second, "no pending peer must mean no wait")
-}
-
-// TestDNSPeerActivator_WaitsForPendingPeerToConnect verifies the wait loop
-// returns as soon as a pending peer reports connected, well before the
-// per-query budget expires.
-func TestDNSPeerActivator_WaitsForPendingPeerToConnect(t *testing.T) {
-	a, status, store := newTestDNSPeerActivator(t)
-
-	require.NoError(t, status.AddPeer("peerA", "a.netbird.cloud", "100.64.0.1", ""))
-	store.AddPeerConn("peerA", newTestPeerConn(t, "peerA"))
-
-	go func() {
-		time.Sleep(150 * time.Millisecond)
-		_ = status.UpdatePeerState(peer.State{PubKey: "peerA", ConnStatus: peer.StatusConnected})
-	}()
-
-	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
-	defer cancel()
-
-	start := time.Now()
-	a.ActivatePeersByIP(ctx, []netip.Addr{netip.MustParseAddr("100.64.0.1")})
-	elapsed := time.Since(start)
-
-	require.GreaterOrEqual(t, elapsed, 100*time.Millisecond, "must wait for the pending peer")
-	require.Less(t, elapsed, 5*time.Second, "must return on connect, not at the deadline")
-}
-
-// TestDNSPeerActivator_ReturnsAtBudgetWhenPeerStaysIdle verifies a peer that
-// never connects releases the DNS response at the per-query budget instead of
-// blocking it indefinitely.
-func TestDNSPeerActivator_ReturnsAtBudgetWhenPeerStaysIdle(t *testing.T) {
-	a, status, store := newTestDNSPeerActivator(t)
-
-	require.NoError(t, status.AddPeer("peerA", "a.netbird.cloud", "100.64.0.1", ""))
-	store.AddPeerConn("peerA", newTestPeerConn(t, "peerA"))
-
-	ctx, cancel := context.WithTimeout(context.Background(), 300*time.Millisecond)
-	defer cancel()
-
-	start := time.Now()
-	a.ActivatePeersByIP(ctx, []netip.Addr{netip.MustParseAddr("100.64.0.1")})
-	elapsed := time.Since(start)
-
-	require.GreaterOrEqual(t, elapsed, 250*time.Millisecond, "must wait out the budget for a pending peer")
-	require.Less(t, elapsed, 5*time.Second, "must not block past the budget")
-}
-
-// TestDNSPeerActivator_NoWaitWithoutPeerConn verifies a known-but-idle peer
-// with no connection object in the store is not waited on: there is nothing to
-// activate, so waiting could only ever time out.
-func TestDNSPeerActivator_NoWaitWithoutPeerConn(t *testing.T) {
-	a, status, _ := newTestDNSPeerActivator(t)
-
-	require.NoError(t, status.AddPeer("peerA", "a.netbird.cloud", "100.64.0.1", ""))
-
-	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
-	defer cancel()
-
-	start := time.Now()
-	a.ActivatePeersByIP(ctx, []netip.Addr{netip.MustParseAddr("100.64.0.1")})
-	require.Less(t, time.Since(start), time.Second, "peer without a conn must not be waited on")
-}

client/internal/ebpf/ebpf/src/dns_fwd.c

@@ -52,14 +52,11 @@ int xdp_dns_fwd(struct iphdr  *ip, struct udphdr *udp) {
 
     if (udp->dest == GENERAL_DNS_PORT && ip->daddr == dns_ip) {
         udp->dest = dns_port;
-        // Clear the now-stale checksum; zero means "not computed" for IPv4.
-        udp->check = 0;
         return XDP_PASS;
     }
 
     if (udp->source == dns_port && ip->saddr == dns_ip) {
         udp->source = GENERAL_DNS_PORT;
-        udp->check = 0;
         return XDP_PASS;
     }
 

client/internal/ebpf/ebpf/src/wg_proxy.c

@@ -50,11 +50,5 @@ int xdp_wg_proxy(struct iphdr  *ip, struct udphdr *udp) {
     __be16 new_dst_port = htons(proxy_port);
     udp->dest = new_dst_port;
     udp->source = new_src_port;
-
-    // The ports are covered by the UDP checksum. This is an IPv4 loopback hop
-    // and the payload is already integrity-protected, so clear the checksum (a
-    // zero UDP checksum means "not computed" for IPv4) rather than leave a
-    // stale value the kernel would drop as UDP_CSUM.
-    udp->check = 0;
 	return XDP_PASS;
 }

client/internal/engine.go

@@ -64,10 +64,7 @@ import (
 	"github.com/netbirdio/netbird/route"
 	mgm "github.com/netbirdio/netbird/shared/management/client"
 	"github.com/netbirdio/netbird/shared/management/domain"
-	sharedgrpc "github.com/netbirdio/netbird/shared/management/grpc"
-	nbnetworkmap "github.com/netbirdio/netbird/shared/management/networkmap"
 	mgmProto "github.com/netbirdio/netbird/shared/management/proto"
-	types "github.com/netbirdio/netbird/shared/management/types"
 	"github.com/netbirdio/netbird/shared/netiputil"
 	auth "github.com/netbirdio/netbird/shared/relay/auth/hmac"
 	relayClient "github.com/netbirdio/netbird/shared/relay/client"
@@ -150,7 +147,6 @@ type EngineConfig struct {
 	BlockLANAccess      bool
 	BlockInbound        bool
 	DisableIPv6         bool
-	SyncMessageVersion  *int
 
 	// LazyConnection is the MDM-sourced lazy-connection override; StateUnset defers to
 	// the env var and management feature flag.
@@ -224,13 +220,6 @@ type Engine struct {
 	// networkSerial is the latest CurrentSerial (state ID) of the network sent by the Management service
 	networkSerial uint64
 
-	// latestComponents is the most-recent NetworkMapComponents decoded from
-	// a NetworkMapEnvelope (capability=3 peers only). Held alongside the
-	// NetworkMap that Calculate() produced from it so future incremental
-	// updates have a base to apply changes against. nil for legacy-format
-	// peers. Guarded by syncMsgMux.
-	latestComponents *types.NetworkMapComponents
-
 	networkMonitor *networkmonitor.NetworkMonitor
 
 	sshServer sshServer
@@ -663,24 +652,8 @@ func (e *Engine) Start(netbirdConfig *mgmProto.NetbirdConfig, mgmtURL *url.URL)
 	iceCfg := e.createICEConfig()
 
 	e.connMgr = NewConnMgr(e.config, e.statusRecorder, e.peerStore, wgIface)
-	e.connMgr.SetRoutedIPsReconciler(func(peerKey string) error {
-		if e.routeManager == nil {
-			return nil
-		}
-		return e.routeManager.ReconcilePeerAllowedIPs(peerKey)
-	})
 	e.connMgr.Start(e.ctx)
 
-	// Wire DNS-time lazy-connection warm-up now that the connection manager
-	// exists (it does not at DNS-server construction time). A DNS answer that
-	// points at an idle peer then wakes it before the client's first request.
-	e.dnsServer.SetPeerActivator(&dnsPeerActivator{
-		connMgr:   e.connMgr,
-		peerStore: e.peerStore,
-		status:    e.statusRecorder,
-		ctx:       e.ctx,
-	})
-
 	e.srWatcher = guard.NewSRWatcher(e.signal, e.relayManager, e.mobileDep.IFaceDiscover, iceCfg)
 	e.srWatcher.Start(peer.IsForceRelayed())
 
@@ -990,12 +963,8 @@ func (e *Engine) handleSync(update *mgmProto.SyncResponse) error {
 
 	e.ApplySessionDeadline(update.GetSessionExpiresAt())
 
-	// Envelope sync responses carry PeerConfig at the top level; legacy
-	// NetworkMap syncs carry it under NetworkMap.PeerConfig.
-	if pc := update.GetPeerConfig(); pc != nil {
-		e.handleAutoUpdateVersion(pc.GetAutoUpdate())
-	} else if nm := update.GetNetworkMap(); nm != nil && nm.GetPeerConfig() != nil {
-		e.handleAutoUpdateVersion(nm.GetPeerConfig().GetAutoUpdate())
+	if update.NetworkMap != nil && update.NetworkMap.PeerConfig != nil {
+		e.handleAutoUpdateVersion(update.NetworkMap.PeerConfig.AutoUpdate)
 	}
 
 	done := e.phase("netbird_config")
@@ -1005,47 +974,12 @@ func (e *Engine) handleSync(update *mgmProto.SyncResponse) error {
 		return err
 	}
 
-	// Decode the network map from either the components envelope or the
-	// legacy proto.NetworkMap before the posture-check gating below, so the
-	// "is there a network map" decision covers both wire shapes.
-	var (
-		nm         *mgmProto.NetworkMap
-		components *types.NetworkMapComponents
-	)
-	if version := update.GetVersion(); version == int32(sharedgrpc.ComponentNetworkMap) {
-		// Components-format peer: decode the envelope back to typed
-		// components, run Calculate() locally, and convert to the wire
-		// NetworkMap shape the rest of the engine consumes. Components are
-		// retained so future incremental updates can apply deltas instead
-		// of doing a full reconstruction.
-		envelope := update.GetNetworkMapEnvelope()
-		if envelope == nil {
-			return fmt.Errorf("received a SyncReponse indicating use of components network map, but components are missing")
-		}
-
-		localKey := e.config.WgPrivateKey.PublicKey().String()
-		dnsName := ""
-		if pc := update.GetPeerConfig(); pc != nil {
-			// PeerConfig.Fqdn = "<dns_label>.<dns_domain>" — extract the
-			// shared domain by stripping the peer's own label prefix. Falls
-			// back to empty if the FQDN doesn't have the expected shape.
-			dnsName = extractDNSDomainFromFQDN(pc.GetFqdn())
-		}
-		result, err := nbnetworkmap.EnvelopeToNetworkMap(e.ctx, envelope, localKey, dnsName)
-		if err != nil {
-			return fmt.Errorf("decode network map envelope: %w", err)
-		}
-		nm = result.NetworkMap
-		components = result.Components
-	} else {
-		nm = update.GetNetworkMap()
-	}
-
 	// Posture checks are bound to the network map presence:
 	//   NetworkMap != nil, checks present -> apply the received checks
 	//   NetworkMap != nil, checks nil     -> posture checks were removed, clear them
 	//   NetworkMap == nil                 -> config-only update (e.g. relay token rotation),
 	//                                        leave the previously applied checks untouched
+	nm := update.GetNetworkMap()
 	if nm == nil {
 		return nil
 	}
@@ -1058,14 +992,6 @@ func (e *Engine) handleSync(update *mgmProto.SyncResponse) error {
 	}
 
 	done = e.phase("persist")
-	// Only retain the components view when the server sent the envelope
-	// path. A legacy proto.NetworkMap means components == nil; writing it
-	// here would clobber a previously-cached snapshot, breaking the
-	// incremental-delta base on a future envelope sync.
-	if components != nil {
-		e.latestComponents = components
-	}
-
 	e.persistSyncResponse(update)
 	done()
 
@@ -1079,19 +1005,6 @@ func (e *Engine) handleSync(update *mgmProto.SyncResponse) error {
 	return nil
 }
 
-// extractDNSDomainFromFQDN returns the trailing dotted domain part of the
-// receiving peer's FQDN — the same value the management server fills as
-// dnsName when it builds the legacy NetworkMap. "peer42.netbird.cloud" →
-// "netbird.cloud". An empty string is returned for unrecognized formats.
-func extractDNSDomainFromFQDN(fqdn string) string {
-	for i := 0; i < len(fqdn); i++ {
-		if fqdn[i] == '.' && i+1 < len(fqdn) {
-			return fqdn[i+1:]
-		}
-	}
-	return ""
-}
-
 // updateNetbirdConfig applies the management-provided NetBird configuration:
 // STUN/TURN and relay servers, flow logging and DNS settings. A nil config is a no-op,
 // which is the case for sync updates carrying only a network map.
@@ -1251,7 +1164,6 @@ func (e *Engine) applyInfoFlags(info *system.Info) {
 		e.config.BlockLANAccess,
 		e.config.BlockInbound,
 		e.config.DisableIPv6,
-		e.config.SyncMessageVersion,
 		e.config.EnableSSHRoot,
 		e.config.EnableSSHSFTP,
 		e.config.EnableSSHLocalPortForwarding,
@@ -2120,7 +2032,6 @@ func (e *Engine) readInitialSettings() ([]*route.Route, *nbdns.Config, bool, err
 		e.config.BlockLANAccess,
 		e.config.BlockInbound,
 		e.config.DisableIPv6,
-		e.config.SyncMessageVersion,
 		e.config.EnableSSHRoot,
 		e.config.EnableSSHSFTP,
 		e.config.EnableSSHLocalPortForwarding,

client/internal/engine_session_deadline_test.go

@@ -75,14 +75,4 @@ func TestApplySessionDeadline_ThreeState(t *testing.T) {
 		require.True(t, e.statusRecorder.GetSessionExpiresAt().IsZero(),
 			"invalid timestamp must clear the deadline")
 	})
-
-	t.Run("recently expired timestamp stays visible as expired", func(t *testing.T) {
-		e := newEngine()
-		expired := time.Now().Add(-5 * time.Minute).UTC().Truncate(time.Second)
-
-		e.ApplySessionDeadline(timestamppb.New(expired))
-
-		require.True(t, e.statusRecorder.GetSessionExpiresAt().Equal(expired),
-			"recently-expired deadline must stay on the recorder so consumers render it as expired")
-	})
 }

client/internal/ipcauth/creds_stub.go

@@ -0,0 +1,13 @@
+//go:build !linux && !darwin && !freebsd && !windows
+
+package ipcauth
+
+import "google.golang.org/grpc/credentials"
+
+// NewTransportCredentials returns nil on platforms without a peer-identity
+// primitive. The daemon falls back to insecure credentials and skips per-RPC
+// authorization (logging a warning), preserving pre-hardening behavior until
+// the transport gains an identity primitive.
+func NewTransportCredentials() credentials.TransportCredentials {
+	return nil
+}

client/internal/ipcauth/creds_unix.go

@@ -0,0 +1,48 @@
+//go:build linux || darwin || freebsd
+
+package ipcauth
+
+import (
+	"context"
+	"net"
+
+	"google.golang.org/grpc/credentials"
+)
+
+// NewTransportCredentials returns gRPC transport credentials that extract the
+// caller's kernel-authenticated identity from a Unix-socket connection and
+// expose it via IdentityFromContext. It is non-nil on platforms with a
+// peer-credential primitive.
+func NewTransportCredentials() credentials.TransportCredentials {
+	return unixCreds{}
+}
+
+// unixCreds implements credentials.TransportCredentials over a Unix socket.
+// The server side reads SO_PEERCRED/LOCAL_PEERCRED during the handshake; the
+// client side is a no-op (the kernel supplies the peer identity to the server
+// without any client cooperation).
+type unixCreds struct{}
+
+func (unixCreds) ClientHandshake(_ context.Context, _ string, conn net.Conn) (net.Conn, credentials.AuthInfo, error) {
+	return conn, AuthInfo{}, nil
+}
+
+// ServerHandshake extracts the peer identity and fails closed if it cannot be read.
+func (unixCreds) ServerHandshake(conn net.Conn) (net.Conn, credentials.AuthInfo, error) {
+	id, err := PeerIdentity(conn)
+	if err != nil {
+		return nil, nil, err
+	}
+	return conn, AuthInfo{
+		CommonAuthInfo: credentials.CommonAuthInfo{SecurityLevel: credentials.NoSecurity},
+		Identity:       id,
+	}, nil
+}
+
+func (unixCreds) Info() credentials.ProtocolInfo {
+	return credentials.ProtocolInfo{SecurityProtocol: "netbird-ipc-peercred"}
+}
+
+func (unixCreds) Clone() credentials.TransportCredentials { return unixCreds{} }
+
+func (unixCreds) OverrideServerName(string) error { return nil }

client/internal/ipcauth/creds_windows.go

@@ -0,0 +1,142 @@
+//go:build windows
+
+package ipcauth
+
+import (
+	"context"
+	"fmt"
+	"net"
+	"runtime"
+
+	"golang.org/x/sys/windows"
+	"google.golang.org/grpc/credentials"
+)
+
+var (
+	modadvapi32                    = windows.NewLazySystemDLL("advapi32.dll")
+	procImpersonateNamedPipeClient = modadvapi32.NewProc("ImpersonateNamedPipeClient")
+	procRevertToSelf               = modadvapi32.NewProc("RevertToSelf")
+)
+
+// Windows group-SID attribute flags (winnt.h): a group only counts toward
+// membership when it is enabled and not marked use-for-deny-only.
+const (
+	seGroupEnabled        = 0x00000004
+	seGroupUseForDenyOnly = 0x00000010
+)
+
+// DefaultPipeSDDL restricts the daemon control pipe to LocalSystem (SY), the
+// Administrators group (BA), and interactive logon users (IU). It deliberately
+// excludes Authenticated Users / Everyone so remote or arbitrary service
+// principals cannot connect. This is the Layer-1 channel gate; the interceptor
+// (Layer 2) further restricts by per-profile ownership.
+func DefaultPipeSDDL() string {
+	return "D:P(A;;GA;;;SY)(A;;GA;;;BA)(A;;GA;;;IU)"
+}
+
+// NewTransportCredentials returns gRPC transport credentials that derive the
+// caller's identity from the named-pipe client token, following Microsoft's
+// "Verifying Client Access with ACLs" pattern: ImpersonateNamedPipeClient ->
+// OpenThreadToken -> RevertToSelf. Per threat-model M-NOIMP, impersonation is
+// used only to read the client token for identity, never to perform privileged work.
+func NewTransportCredentials() credentials.TransportCredentials {
+	return winpipeCreds{}
+}
+
+type winpipeCreds struct{}
+
+func (winpipeCreds) ClientHandshake(_ context.Context, _ string, conn net.Conn) (net.Conn, credentials.AuthInfo, error) {
+	return conn, AuthInfo{}, nil
+}
+
+// ServerHandshake extracts the connecting client's identity from the pipe token.
+// Fails closed if the handle or token cannot be read.
+func (winpipeCreds) ServerHandshake(conn net.Conn) (net.Conn, credentials.AuthInfo, error) {
+	// go-winio's pipe connection embeds *win32File, which exposes Fd().
+	fdConn, ok := conn.(interface{ Fd() uintptr })
+	if !ok {
+		return nil, nil, fmt.Errorf("connection %T does not expose a pipe handle", conn)
+	}
+	handle := windows.Handle(fdConn.Fd())
+
+	id, err := pipeClientIdentity(handle)
+	if err != nil {
+		return nil, nil, err
+	}
+	return conn, AuthInfo{
+		CommonAuthInfo: credentials.CommonAuthInfo{SecurityLevel: credentials.NoSecurity},
+		Identity:       id,
+	}, nil
+}
+
+func (winpipeCreds) Info() credentials.ProtocolInfo {
+	return credentials.ProtocolInfo{SecurityProtocol: "netbird-ipc-peercred"}
+}
+
+func (winpipeCreds) Clone() credentials.TransportCredentials { return winpipeCreds{} }
+
+func (winpipeCreds) OverrideServerName(string) error { return nil }
+
+// pipeClientIdentity reads the connecting client's user SID and enabled group
+// SIDs from the named-pipe handle. The impersonation window is kept as small as
+// possible and pinned to the OS thread (impersonation is thread-local).
+func pipeClientIdentity(handle windows.Handle) (Identity, error) {
+	var pid uint32
+	hasPID := windows.GetNamedPipeClientProcessId(handle, &pid) == nil
+
+	runtime.LockOSThread()
+	defer runtime.UnlockOSThread()
+
+	if err := impersonateNamedPipeClient(handle); err != nil {
+		return Identity{}, fmt.Errorf("impersonate named pipe client: %w", err)
+	}
+	defer func() { _ = revertToSelf() }()
+
+	// openAsSelf=true: the token is opened using the daemon's process context
+	// (LocalSystem), not the impersonated client's, so the open always succeeds.
+	var token windows.Token
+	if err := windows.OpenThreadToken(windows.CurrentThread(), windows.TOKEN_QUERY, true, &token); err != nil {
+		return Identity{}, fmt.Errorf("open thread token: %w", err)
+	}
+	defer token.Close()
+
+	tu, err := token.GetTokenUser()
+	if err != nil {
+		return Identity{}, fmt.Errorf("get token user: %w", err)
+	}
+
+	tg, err := token.GetTokenGroups()
+	if err != nil {
+		return Identity{}, fmt.Errorf("get token groups: %w", err)
+	}
+	var groups []string
+	for _, g := range tg.AllGroups() {
+		if g.Attributes&seGroupEnabled == 0 || g.Attributes&seGroupUseForDenyOnly != 0 {
+			continue
+		}
+		groups = append(groups, g.Sid.String())
+	}
+
+	return Identity{
+		SID:    tu.User.Sid.String(),
+		Groups: groups,
+		PID:    int32(pid),
+		HasPID: hasPID,
+	}, nil
+}
+
+func impersonateNamedPipeClient(h windows.Handle) error {
+	r, _, e := procImpersonateNamedPipeClient.Call(uintptr(h))
+	if r == 0 {
+		return e
+	}
+	return nil
+}
+
+func revertToSelf() error {
+	r, _, e := procRevertToSelf.Call()
+	if r == 0 {
+		return e
+	}
+	return nil
+}

client/internal/ipcauth/identity.go

@@ -0,0 +1,93 @@
+// Package ipcauth provides kernel-authenticated caller identity for the daemon's
+// local IPC (gRPC) channel and the transport credentials that populate it.
+//
+// It is the identity foundation shared by two layers of the local-IPC hardening:
+//   - the socket-permission layer (Layer 1, client/cmd), which reads the peer
+//     identity to gate who may connect and to run trust-on-first-use; and
+//   - the per-RPC authorization interceptor (Layer 2), which reads the same
+//     identity from the gRPC context to enforce per-profile ownership.
+//
+// On Unix the identity is read from the kernel via SO_PEERCRED (Linux) or
+// LOCAL_PEERCRED (Darwin/FreeBSD). On Windows it is derived from the named-pipe
+// client token. Platforms without a peer-identity primitive get no credentials
+// and therefore no enforcement (the daemon logs a warning and stays open,
+// preserving today's behavior until the transport is hardened).
+package ipcauth
+
+import (
+	"context"
+	"fmt"
+
+	"google.golang.org/grpc/credentials"
+	"google.golang.org/grpc/peer"
+)
+
+// Identity is the kernel-authenticated identity of a local IPC caller.
+//
+// The zero value is not a valid identity; callers obtain one via
+// IdentityFromContext (which reports presence) or PeerIdentity.
+type Identity struct {
+	// UID and GID are the caller's Unix user ID and primary group ID.
+	// Zero on Windows, where SID is authoritative instead.
+	UID uint32
+	GID uint32
+
+	// PID is the caller's process ID, for audit only. HasPID is false when the
+	// platform cannot supply it (e.g. Darwin/FreeBSD xucred carries no PID).
+	PID    int32
+	HasPID bool
+
+	// SID is the caller's Windows security identifier (empty on Unix).
+	SID string
+
+	// Groups holds the caller's Windows group SIDs, captured from the client
+	// token at handshake time (empty on Unix, where supplementary group
+	// membership is resolved on demand via NSS/getent by the authorizer).
+	Groups []string
+}
+
+// IsWindows reports whether this identity is a Windows principal (SID-based)
+// rather than a Unix uid/gid principal.
+func (i Identity) IsWindows() bool {
+	return i.SID != ""
+}
+
+// String renders the identity for audit logs.
+func (i Identity) String() string {
+	if i.IsWindows() {
+		if i.HasPID {
+			return fmt.Sprintf("sid=%s pid=%d", i.SID, i.PID)
+		}
+		return fmt.Sprintf("sid=%s", i.SID)
+	}
+	if i.HasPID {
+		return fmt.Sprintf("uid=%d gid=%d pid=%d", i.UID, i.GID, i.PID)
+	}
+	return fmt.Sprintf("uid=%d gid=%d", i.UID, i.GID)
+}
+
+// AuthInfo carries the peer Identity as a gRPC credentials.AuthInfo so the
+// interceptor can retrieve it from the request context via IdentityFromContext.
+type AuthInfo struct {
+	credentials.CommonAuthInfo
+	Identity Identity
+}
+
+// AuthType identifies the authentication scheme.
+func (AuthInfo) AuthType() string { return "netbird-ipc-peercred" }
+
+// IdentityFromContext extracts the caller's kernel-authenticated identity from
+// the gRPC peer context. The second return value is false when no IPC transport
+// credentials were negotiated (e.g. an unsupported platform, or a caller that
+// did not come through the daemon socket) — callers MUST fail closed in that case.
+func IdentityFromContext(ctx context.Context) (Identity, bool) {
+	p, ok := peer.FromContext(ctx)
+	if !ok {
+		return Identity{}, false
+	}
+	info, ok := p.AuthInfo.(AuthInfo)
+	if !ok {
+		return Identity{}, false
+	}
+	return info.Identity, true
+}

client/internal/ipcauth/identity_test.go

@@ -0,0 +1,47 @@
+package ipcauth
+
+import (
+	"context"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"google.golang.org/grpc/credentials"
+	"google.golang.org/grpc/peer"
+)
+
+func TestIdentityFromContext_NoPeer(t *testing.T) {
+	_, ok := IdentityFromContext(context.Background())
+	assert.False(t, ok, "bare context must report no identity (fail closed)")
+}
+
+func TestIdentityFromContext_WrongAuthInfo(t *testing.T) {
+	ctx := peer.NewContext(context.Background(), &peer.Peer{})
+	_, ok := IdentityFromContext(ctx)
+	assert.False(t, ok, "peer without our AuthInfo must report no identity")
+}
+
+func TestIdentityFromContext_Present(t *testing.T) {
+	want := Identity{UID: 1000, GID: 1000, PID: 4242, HasPID: true}
+	ctx := peer.NewContext(context.Background(), &peer.Peer{
+		AuthInfo: AuthInfo{
+			CommonAuthInfo: credentials.CommonAuthInfo{SecurityLevel: credentials.NoSecurity},
+			Identity:       want,
+		},
+	})
+
+	got, ok := IdentityFromContext(ctx)
+	assert.True(t, ok)
+	assert.Equal(t, want, got)
+}
+
+func TestIdentity_String(t *testing.T) {
+	assert.Equal(t, "uid=1000 gid=1000 pid=42", Identity{UID: 1000, GID: 1000, PID: 42, HasPID: true}.String())
+	assert.Equal(t, "uid=1000 gid=1000", Identity{UID: 1000, GID: 1000}.String())
+	assert.Equal(t, "sid=S-1-5-21-1 pid=42", Identity{SID: "S-1-5-21-1", PID: 42, HasPID: true}.String())
+	assert.Equal(t, "sid=S-1-5-21-1", Identity{SID: "S-1-5-21-1"}.String())
+}
+
+func TestIdentity_IsWindows(t *testing.T) {
+	assert.True(t, Identity{SID: "S-1-5-18"}.IsWindows())
+	assert.False(t, Identity{UID: 0}.IsWindows())
+}

client/internal/ipcauth/peercred_bsd.go

@@ -0,0 +1,43 @@
+//go:build darwin || freebsd
+
+package ipcauth
+
+import (
+	"fmt"
+	"net"
+
+	"golang.org/x/sys/unix"
+)
+
+// PeerIdentity reads the kernel-authenticated identity of the process on the
+// other end of a Unix socket connection via LOCAL_PEERCRED (xucred). xucred
+// carries the uid and group list but no pid, so audit on these platforms is
+// uid/gid-based (HasPID is false); PID via LOCAL_PEERPID is a possible follow-up.
+func PeerIdentity(c net.Conn) (Identity, error) {
+	uc, ok := c.(*net.UnixConn)
+	if !ok {
+		return Identity{}, fmt.Errorf("connection is not a unix socket: %T", c)
+	}
+	raw, err := uc.SyscallConn()
+	if err != nil {
+		return Identity{}, fmt.Errorf("raw conn: %w", err)
+	}
+
+	var cred *unix.Xucred
+	var credErr error
+	if err := raw.Control(func(fd uintptr) {
+		cred, credErr = unix.GetsockoptXucred(int(fd), unix.SOL_LOCAL, unix.LOCAL_PEERCRED)
+	}); err != nil {
+		return Identity{}, fmt.Errorf("getsockopt control: %w", err)
+	}
+	if credErr != nil {
+		return Identity{}, fmt.Errorf("LOCAL_PEERCRED: %w", credErr)
+	}
+
+	id := Identity{UID: cred.Uid}
+	// Groups[0] is the effective (primary) GID; guard against an empty list.
+	if cred.Ngroups > 0 {
+		id.GID = cred.Groups[0]
+	}
+	return id, nil
+}

client/internal/ipcauth/peercred_linux.go

@@ -0,0 +1,43 @@
+//go:build linux
+
+package ipcauth
+
+import (
+	"fmt"
+	"net"
+
+	"golang.org/x/sys/unix"
+)
+
+// PeerIdentity reads the kernel-authenticated identity of the process on the
+// other end of a Unix socket connection via SO_PEERCRED. The credentials are
+// captured by the kernel at connect() time and cannot be spoofed or changed for
+// the life of the connection.
+func PeerIdentity(c net.Conn) (Identity, error) {
+	uc, ok := c.(*net.UnixConn)
+	if !ok {
+		return Identity{}, fmt.Errorf("connection is not a unix socket: %T", c)
+	}
+	raw, err := uc.SyscallConn()
+	if err != nil {
+		return Identity{}, fmt.Errorf("raw conn: %w", err)
+	}
+
+	var cred *unix.Ucred
+	var credErr error
+	if err := raw.Control(func(fd uintptr) {
+		cred, credErr = unix.GetsockoptUcred(int(fd), unix.SOL_SOCKET, unix.SO_PEERCRED)
+	}); err != nil {
+		return Identity{}, fmt.Errorf("getsockopt control: %w", err)
+	}
+	if credErr != nil {
+		return Identity{}, fmt.Errorf("SO_PEERCRED: %w", credErr)
+	}
+
+	return Identity{
+		UID:    cred.Uid,
+		GID:    cred.Gid,
+		PID:    cred.Pid,
+		HasPID: true,
+	}, nil
+}

client/internal/ipcauth/peercred_stub.go

@@ -0,0 +1,16 @@
+//go:build !linux && !darwin && !freebsd
+
+package ipcauth
+
+import (
+	"fmt"
+	"net"
+	"runtime"
+)
+
+// PeerIdentity is unimplemented on platforms without a Unix-socket peer-credential
+// primitive. Windows derives identity from the named-pipe client token instead
+// (see the Windows transport credentials), so it never calls this.
+func PeerIdentity(net.Conn) (Identity, error) {
+	return Identity{}, fmt.Errorf("peer credential check not supported on %s", runtime.GOOS)
+}

client/internal/ipcauth/peercred_unix_test.go

@@ -0,0 +1,113 @@
+//go:build linux || darwin || freebsd
+
+package ipcauth
+
+import (
+	"net"
+	"os"
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+// TestPeerIdentity_MatchesCurrentProcess connects to a real Unix socket and
+// verifies the extracted UID/GID match the running process (both ends are us).
+func TestPeerIdentity_MatchesCurrentProcess(t *testing.T) {
+	sock := filepath.Join(t.TempDir(), "peer.sock")
+	ln, err := net.Listen("unix", sock)
+	require.NoError(t, err)
+	t.Cleanup(func() { _ = ln.Close() })
+
+	type result struct {
+		id  Identity
+		err error
+	}
+	done := make(chan result, 1)
+	go func() {
+		c, aerr := ln.Accept()
+		if aerr != nil {
+			done <- result{err: aerr}
+			return
+		}
+		defer func() { _ = c.Close() }()
+		id, ierr := PeerIdentity(c)
+		done <- result{id: id, err: ierr}
+	}()
+
+	client, err := net.Dial("unix", sock)
+	require.NoError(t, err)
+	t.Cleanup(func() { _ = client.Close() })
+
+	res := <-done
+	require.NoError(t, res.err)
+	assert.Equal(t, uint32(os.Getuid()), res.id.UID, "UID should match current process")
+	assert.Equal(t, uint32(os.Getgid()), res.id.GID, "primary GID should match current process")
+}
+
+// TestPeerIdentity_NonUnixConn rejects non-Unix connections (fail closed).
+func TestPeerIdentity_NonUnixConn(t *testing.T) {
+	ln, err := net.Listen("tcp", "127.0.0.1:0")
+	require.NoError(t, err)
+	t.Cleanup(func() { _ = ln.Close() })
+
+	done := make(chan error, 1)
+	go func() {
+		c, aerr := ln.Accept()
+		if aerr != nil {
+			done <- aerr
+			return
+		}
+		defer func() { _ = c.Close() }()
+		_, ierr := PeerIdentity(c)
+		done <- ierr
+	}()
+
+	client, err := net.Dial("tcp", ln.Addr().String())
+	require.NoError(t, err)
+	t.Cleanup(func() { _ = client.Close() })
+
+	assert.Error(t, <-done, "PeerIdentity must reject a non-Unix connection")
+}
+
+// TestUnixCreds_ServerHandshake exercises the transport-credentials path end to end.
+func TestUnixCreds_ServerHandshake(t *testing.T) {
+	creds := NewTransportCredentials()
+	require.NotNil(t, creds)
+
+	sock := filepath.Join(t.TempDir(), "hs.sock")
+	ln, err := net.Listen("unix", sock)
+	require.NoError(t, err)
+	t.Cleanup(func() { _ = ln.Close() })
+
+	type result struct {
+		info interface{ AuthType() string }
+		err  error
+	}
+	done := make(chan result, 1)
+	go func() {
+		c, aerr := ln.Accept()
+		if aerr != nil {
+			done <- result{err: aerr}
+			return
+		}
+		_, ai, herr := creds.ServerHandshake(c)
+		if herr != nil {
+			done <- result{err: herr}
+			return
+		}
+		done <- result{info: ai}
+	}()
+
+	client, err := net.Dial("unix", sock)
+	require.NoError(t, err)
+	t.Cleanup(func() { _ = client.Close() })
+
+	res := <-done
+	require.NoError(t, res.err)
+	ai, ok := res.info.(AuthInfo)
+	require.True(t, ok, "expected ipcauth.AuthInfo, got %T", res.info)
+	assert.Equal(t, uint32(os.Getuid()), ai.Identity.UID)
+	assert.Equal(t, "netbird-ipc-peercred", ai.AuthType())
+}

client/internal/lazyconn/manager/manager.go

@@ -29,11 +29,6 @@ type managedPeer struct {
 
 type Config struct {
 	InactivityThreshold *time.Duration
-	// ReconcileAllowedIPs re-applies a peer's routed allowed IPs after its wake endpoint is
-	// armed. The activity listener creates the wake peer with the overlay /32 only; without the
-	// routed prefixes WireGuard would not steer subnet-bound traffic to the wake endpoint, so an
-	// idle routing peer could never be woken by that traffic. Optional; nil disables the reconcile.
-	ReconcileAllowedIPs func(peerKey string) error
 }
 
 // Manager manages lazy connections
@@ -61,9 +56,6 @@ type Manager struct {
 	peerToHAGroups map[string][]route.HAUniqueID // peer ID -> HA groups they belong to
 	haGroupToPeers map[route.HAUniqueID][]string // HA group -> peer IDs in the group
 	routesMu       sync.RWMutex
-
-	// reconcileAllowedIPs re-applies a peer's routed allowed IPs after its wake endpoint is armed.
-	reconcileAllowedIPs func(peerKey string) error
 }
 
 // NewManager creates a new lazy connection manager
@@ -81,7 +73,6 @@ func NewManager(config Config, engineCtx context.Context, peerStore *peerstore.S
 		activityManager:      activity.NewManager(wgIface),
 		peerToHAGroups:       make(map[string][]route.HAUniqueID),
 		haGroupToPeers:       make(map[route.HAUniqueID][]string),
-		reconcileAllowedIPs:  config.ReconcileAllowedIPs,
 	}
 
 	if wgIface.IsUserspaceBind() {
@@ -210,7 +201,7 @@ func (m *Manager) AddPeer(peerCfg lazyconn.PeerConfig) (bool, error) {
 		return false, nil
 	}
 
-	if err := m.armActivityListener(peerCfg); err != nil {
+	if err := m.activityManager.MonitorPeerActivity(peerCfg); err != nil {
 		return false, err
 	}
 
@@ -297,7 +288,7 @@ func (m *Manager) DeactivatePeer(peerID peerid.ConnID) {
 
 	m.inactivityManager.RemovePeer(mp.peerCfg.PublicKey)
 
-	if err := m.armActivityListener(*mp.peerCfg); err != nil {
+	if err := m.activityManager.MonitorPeerActivity(*mp.peerCfg); err != nil {
 		mp.peerCfg.Log.Errorf("failed to create activity monitor: %v", err)
 		return
 	}
@@ -474,31 +465,6 @@ func (m *Manager) close() {
 }
 
 // shouldDeferIdleForHA checks if peer should stay connected due to HA group requirements
-// armRoutedAllowedIPs re-applies the peer's routed allowed IPs onto its freshly armed wake
-// endpoint. The activity listener creates the wake peer with the overlay /32 only, so without
-// this the routed prefixes would be missing and traffic to a routed subnet could not wake the
-// idle routing peer. It is a no-op when no reconciler is configured.
-// armActivityListener (re)arms the peer's wake endpoint via the activity manager and then
-// re-applies its routed allowed IPs, so traffic to a routed subnet can wake an idle routing
-// peer. The routed prefixes must be re-applied after the wake endpoint exists because the
-// listener creates it with the overlay /32 only.
-func (m *Manager) armActivityListener(peerCfg lazyconn.PeerConfig) error {
-	if err := m.activityManager.MonitorPeerActivity(peerCfg); err != nil {
-		return err
-	}
-	m.armRoutedAllowedIPs(&peerCfg)
-	return nil
-}
-
-func (m *Manager) armRoutedAllowedIPs(peerCfg *lazyconn.PeerConfig) {
-	if m.reconcileAllowedIPs == nil {
-		return
-	}
-	if err := m.reconcileAllowedIPs(peerCfg.PublicKey); err != nil {
-		peerCfg.Log.Errorf("failed to reconcile routed allowed IPs on wake endpoint: %v", err)
-	}
-}
-
 func (m *Manager) shouldDeferIdleForHA(inactivePeers map[string]struct{}, peerID string) bool {
 	m.routesMu.RLock()
 	defer m.routesMu.RUnlock()
@@ -611,7 +577,7 @@ func (m *Manager) onPeerInactivityTimedOut(peerIDs map[string]struct{}) {
 
 		mp.peerCfg.Log.Infof("start activity monitor")
 
-		if err := m.armActivityListener(*mp.peerCfg); err != nil {
+		if err := m.activityManager.MonitorPeerActivity(*mp.peerCfg); err != nil {
 			mp.peerCfg.Log.Errorf("failed to create activity monitor: %v", err)
 			continue
 		}

client/internal/peer/status.go

@@ -813,14 +813,19 @@ func (d *Status) SetSessionExpiresAt(deadline time.Time) {
 }
 
 // GetSessionExpiresAt returns the most recently recorded SSO session deadline,
-// or the zero value when no deadline is tracked. A deadline in the past is
-// returned as-is: it means the session has expired, and consumers (tray row,
-// CLI status) render it as "expired" rather than hiding it — masking it as
-// "none" would blank the UI at the exact moment it should say the session
-// ended.
+// or the zero value when no deadline is tracked. A deadline that has already
+// slipped into the past reports as "none": once the session has expired it is
+// no longer a meaningful countdown, and the sessionwatch.Watcher does not
+// arm a timer at the deadline itself to clear it (only the two pre-expiry
+// warnings). Without this guard the UI would keep painting a stale
+// "expires in …" against a moment that has passed until the next login,
+// extend, or teardown rewrote the value.
 func (d *Status) GetSessionExpiresAt() time.Time {
 	d.mux.Lock()
 	defer d.mux.Unlock()
+	if !d.sessionExpiresAt.IsZero() && d.sessionExpiresAt.Before(time.Now()) {
+		return time.Time{}
+	}
 	return d.sessionExpiresAt
 }
 

client/internal/profilemanager/config.go

@@ -96,7 +96,6 @@ type ConfigInput struct {
 	BlockLANAccess      *bool
 	BlockInbound        *bool
 	DisableIPv6         *bool
-	SyncMessageVersion  *int
 
 	DisableNotifications *bool
 
@@ -138,7 +137,6 @@ type Config struct {
 	BlockLANAccess      bool
 	BlockInbound        bool
 	DisableIPv6         bool
-	SyncMessageVersion  *int
 
 	DisableNotifications *bool
 
@@ -589,12 +587,6 @@ func (config *Config) apply(input ConfigInput) (updated bool, err error) {
 		updated = true
 	}
 
-	if input.SyncMessageVersion != nil && *input.SyncMessageVersion != *config.SyncMessageVersion {
-		log.Infof("setting SyncMessageVersion to %v", *input.SyncMessageVersion)
-		*config.SyncMessageVersion = *input.SyncMessageVersion
-		updated = true
-	}
-
 	if input.DisableNotifications != nil && (config.DisableNotifications == nil || *input.DisableNotifications != *config.DisableNotifications) {
 		if *input.DisableNotifications {
 			log.Infof("disabling notifications")

client/internal/routemanager/dynamic/route.go

@@ -185,7 +185,7 @@ func (r *Route) startResolver(ctx context.Context) {
 }
 
 func (r *Route) update(ctx context.Context) error {
-	resolved, err := r.resolveDomains(ctx)
+	resolved, err := r.resolveDomains()
 	if err != nil {
 		if len(resolved) == 0 {
 			return fmt.Errorf("resolve domains: %w", err)
@@ -199,9 +199,9 @@ func (r *Route) update(ctx context.Context) error {
 	return nil
 }
 
-func (r *Route) resolveDomains(ctx context.Context) (domainMap, error) {
+func (r *Route) resolveDomains() (domainMap, error) {
 	results := make(chan resolveResult)
-	go r.resolve(ctx, results)
+	go r.resolve(results)
 
 	resolved := domainMap{}
 	var merr *multierror.Error
@@ -217,7 +217,7 @@ func (r *Route) resolveDomains(ctx context.Context) (domainMap, error) {
 	return resolved, nberrors.FormatErrorOrNil(merr)
 }
 
-func (r *Route) resolve(ctx context.Context, results chan resolveResult) {
+func (r *Route) resolve(results chan resolveResult) {
 	var wg sync.WaitGroup
 
 	for _, d := range r.route.Domains {
@@ -225,10 +225,10 @@ func (r *Route) resolve(ctx context.Context, results chan resolveResult) {
 		go func(domain domain.Domain) {
 			defer wg.Done()
 
-			ips, err := r.getIPsFromResolver(ctx, domain)
+			ips, err := r.getIPsFromResolver(domain)
 			if err != nil {
 				log.Tracef("Failed to resolve domain %s with private resolver: %v", domain.SafeString(), err)
-				ips, err = lookupHostIPs(ctx, domain)
+				ips, err = net.LookupIP(domain.PunycodeString())
 				if err != nil {
 					results <- resolveResult{domain: domain, err: fmt.Errorf("resolve d %s: %w", domain.SafeString(), err)}
 					return
@@ -364,20 +364,6 @@ func determinePrefixChanges(oldPrefixes, newPrefixes []netip.Prefix) (toAdd, toR
 	return
 }
 
-// lookupHostIPs resolves d via the system resolver, honoring ctx cancellation.
-func lookupHostIPs(ctx context.Context, d domain.Domain) ([]net.IP, error) {
-	addrs, err := net.DefaultResolver.LookupIPAddr(ctx, d.PunycodeString())
-	if err != nil {
-		return nil, err
-	}
-
-	ips := make([]net.IP, 0, len(addrs))
-	for _, addr := range addrs {
-		ips = append(ips, addr.IP)
-	}
-	return ips, nil
-}
-
 func combinePrefixes(oldPrefixes, removedPrefixes, addedPrefixes []netip.Prefix) []netip.Prefix {
 	prefixSet := make(map[netip.Prefix]struct{})
 	for _, prefix := range oldPrefixes {

client/internal/routemanager/dynamic/route_generic.go

@@ -3,12 +3,11 @@
 package dynamic
 
 import (
-	"context"
 	"net"
 
 	"github.com/netbirdio/netbird/shared/management/domain"
 )
 
-func (r *Route) getIPsFromResolver(ctx context.Context, domain domain.Domain) ([]net.IP, error) {
-	return lookupHostIPs(ctx, domain)
+func (r *Route) getIPsFromResolver(domain domain.Domain) ([]net.IP, error) {
+	return net.LookupIP(domain.PunycodeString())
 }

client/internal/routemanager/dynamic/route_ios.go

@@ -3,7 +3,6 @@
 package dynamic
 
 import (
-	"context"
 	"fmt"
 	"net"
 	"time"
@@ -17,7 +16,7 @@ import (
 
 const dialTimeout = 10 * time.Second
 
-func (r *Route) getIPsFromResolver(ctx context.Context, domain domain.Domain) ([]net.IP, error) {
+func (r *Route) getIPsFromResolver(domain domain.Domain) ([]net.IP, error) {
 	privateClient, err := nbdns.GetClientPrivate(r.wgInterface, r.resolverAddr.Addr(), dialTimeout)
 	if err != nil {
 		return nil, fmt.Errorf("error while creating private client: %s", err)
@@ -33,7 +32,7 @@ func (r *Route) getIPsFromResolver(ctx context.Context, domain domain.Domain) ([
 		msg := new(dns.Msg)
 		msg.SetQuestion(fqdn, qtype)
 
-		response, _, err := nbdns.ExchangeWithFallback(ctx, privateClient, msg, r.resolverAddr.String())
+		response, _, err := nbdns.ExchangeWithFallback(nil, privateClient, msg, r.resolverAddr.String())
 		if err != nil {
 			if queryErr == nil {
 				queryErr = fmt.Errorf("DNS query for %s (type %d) after %s: %w", domain.SafeString(), qtype, time.Since(startTime), err)

client/internal/routemanager/manager.go

@@ -61,7 +61,6 @@ type Manager interface {
 	InitialRouteRange() []string
 	SetFirewall(firewall.Manager) error
 	SetDNSForwarderPort(port uint16)
-	ReconcilePeerAllowedIPs(peerKey string) error
 	Stop(stateManager *statemanager.Manager)
 }
 
@@ -233,30 +232,6 @@ func (m *DefaultManager) setupRefCounters(useNoop bool) {
 	)
 }
 
-// ReconcilePeerAllowedIPs re-applies every routed allowed IP currently tracked for the peer
-// onto the WireGuard device. The allowed-IP refcounter only calls its AddFunc (which pushes to
-// the device) on a prefix's 0->1 transition, so a peer whose device entry was rebuilt without a
-// matching refcounter change — e.g. a lazy connection cycling through idle->wake, which recreates
-// the WireGuard peer with the overlay /32 only — ends up missing routed prefixes the refcounter
-// still considers installed, and nothing retries. Calling this when the peer's WireGuard entry is
-// (re)created restores convergence. It is add-only and idempotent: AddAllowedIP is update-only, so
-// prefixes are re-added to an existing peer and an absent peer is left untouched.
-func (m *DefaultManager) ReconcilePeerAllowedIPs(peerKey string) error {
-	if m.allowedIPsRefCounter == nil {
-		return nil
-	}
-
-	return m.allowedIPsRefCounter.ReapplyMatching(
-		func(out string) bool { return out == peerKey },
-		func(prefix netip.Prefix) error {
-			if err := m.wgInterface.AddAllowedIP(peerKey, prefix); err != nil {
-				return fmt.Errorf("add allowed IP %s for peer %s: %w", prefix, peerKey, err)
-			}
-			return nil
-		},
-	)
-}
-
 // Init sets up the routing
 func (m *DefaultManager) Init() error {
 	m.routeSelector = m.initSelector()

client/internal/routemanager/mock.go

@@ -112,11 +112,6 @@ func (m *MockManager) SetFirewall(firewall.Manager) error {
 func (m *MockManager) SetDNSForwarderPort(port uint16) {
 }
 
-// ReconcilePeerAllowedIPs mock implementation of ReconcilePeerAllowedIPs from Manager interface
-func (m *MockManager) ReconcilePeerAllowedIPs(peerKey string) error {
-	return nil
-}
-
 // Stop mock implementation of Stop from Manager interface
 func (m *MockManager) Stop(stateManager *statemanager.Manager) {
 	if m.StopFunc != nil {

client/internal/routemanager/reconcile_test.go

@@ -1,90 +0,0 @@
-//go:build !windows
-
-package routemanager
-
-import (
-	"net"
-	"net/netip"
-	"sync"
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-	"golang.zx2c4.com/wireguard/tun/netstack"
-
-	"github.com/netbirdio/netbird/client/iface/device"
-	"github.com/netbirdio/netbird/client/iface/wgaddr"
-	"github.com/netbirdio/netbird/client/internal/routemanager/refcounter"
-)
-
-// reconcileWGMock is a minimal iface.WGIface that only records AddAllowedIP calls; every other
-// method is an inert stub because ReconcilePeerAllowedIPs exercises none of them.
-type reconcileWGMock struct {
-	mu   sync.Mutex
-	adds map[string][]netip.Prefix
-}
-
-func (m *reconcileWGMock) AddAllowedIP(peerKey string, allowedIP netip.Prefix) error {
-	m.mu.Lock()
-	defer m.mu.Unlock()
-	if m.adds == nil {
-		m.adds = map[string][]netip.Prefix{}
-	}
-	m.adds[peerKey] = append(m.adds[peerKey], allowedIP)
-	return nil
-}
-
-func (m *reconcileWGMock) added(peerKey string) []netip.Prefix {
-	m.mu.Lock()
-	defer m.mu.Unlock()
-	return m.adds[peerKey]
-}
-
-func (m *reconcileWGMock) RemoveAllowedIP(string, netip.Prefix) error { return nil }
-func (m *reconcileWGMock) Name() string                               { return "utun-test" }
-func (m *reconcileWGMock) Address() wgaddr.Address                    { return wgaddr.Address{} }
-func (m *reconcileWGMock) ToInterface() *net.Interface                { return nil }
-func (m *reconcileWGMock) IsUserspaceBind() bool                      { return false }
-func (m *reconcileWGMock) GetFilter() device.PacketFilter             { return nil }
-func (m *reconcileWGMock) GetDevice() *device.FilteredDevice          { return nil }
-func (m *reconcileWGMock) GetNet() *netstack.Net                      { return nil }
-
-// TestReconcilePeerAllowedIPs verifies the declarative reconcile re-applies every routed prefix
-// tracked for the peer (self-heal, independent of refcount level) and stays scoped to that peer.
-func TestReconcilePeerAllowedIPs(t *testing.T) {
-	wg := &reconcileWGMock{}
-	m := &DefaultManager{wgInterface: wg}
-	m.allowedIPsRefCounter = refcounter.New[netip.Prefix, string, string](
-		func(_ netip.Prefix, peerKey string) (string, error) { return peerKey, nil },
-		func(netip.Prefix, string) error { return nil },
-	)
-
-	peerA1 := netip.MustParsePrefix("10.0.0.0/24")
-	peerA2 := netip.MustParsePrefix("10.1.0.0/24")
-	peerB1 := netip.MustParsePrefix("10.2.0.0/24")
-
-	for prefix, peer := range map[netip.Prefix]string{peerA1: "peerA", peerA2: "peerA", peerB1: "peerB"} {
-		_, err := m.allowedIPsRefCounter.Increment(prefix, peer)
-		require.NoError(t, err)
-	}
-	// Extra reference: reconcile must still re-apply the prefix even though its refcount never
-	// hit 0 again (the exact case the plain incremental path skips).
-	_, err := m.allowedIPsRefCounter.Increment(peerA1, "peerA")
-	require.NoError(t, err)
-
-	require.NoError(t, m.ReconcilePeerAllowedIPs("peerA"))
-
-	assert.ElementsMatch(t, []netip.Prefix{peerA1, peerA2}, wg.added("peerA"),
-		"reconcile must re-apply all routed prefixes of the peer")
-	assert.Empty(t, wg.added("peerB"), "reconcile must not touch another peer's prefixes")
-}
-
-// TestReconcilePeerAllowedIPsNoCounter verifies reconcile is a safe no-op before the refcounter is
-// set up.
-func TestReconcilePeerAllowedIPsNoCounter(t *testing.T) {
-	wg := &reconcileWGMock{}
-	m := &DefaultManager{wgInterface: wg}
-
-	require.NoError(t, m.ReconcilePeerAllowedIPs("peerA"))
-	assert.Empty(t, wg.added("peerA"))
-}

client/internal/routemanager/refcounter/refcounter.go

@@ -94,26 +94,6 @@ func (rm *Counter[Key, I, O]) Get(key Key) (Ref[O], bool) {
 	return ref, ok
 }
 
-// ReapplyMatching calls apply for every key whose stored Out satisfies pred, holding the
-// counter lock for the whole pass. Running apply under the lock keeps it atomic with respect
-// to Increment/Decrement: a prefix dropped to zero is removed from the map (and had its
-// RemoveFunc called) before this pass observes it, so a stale key can never be re-applied.
-// pred and apply are invoked under the lock, so they must not call back into the counter.
-func (rm *Counter[Key, I, O]) ReapplyMatching(pred func(out O) bool, apply func(key Key) error) error {
-	rm.mu.Lock()
-	defer rm.mu.Unlock()
-
-	var merr *multierror.Error
-	for key, ref := range rm.refCountMap {
-		if pred(ref.Out) {
-			if err := apply(key); err != nil {
-				merr = multierror.Append(merr, err)
-			}
-		}
-	}
-	return nberrors.FormatErrorOrNil(merr)
-}
-
 // Increment increments the reference count for the given key.
 // If this is the first reference to the key, the AddFunc is called.
 func (rm *Counter[Key, I, O]) Increment(key Key, in I) (Ref[O], error) {

client/internal/routemanager/refcounter/refcounter_test.go

@@ -1,47 +0,0 @@
-package refcounter
-
-import (
-	"net/netip"
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
-)
-
-// TestReapplyMatching verifies ReapplyMatching invokes apply for exactly the keys whose stored
-// Out satisfies the predicate (no duplicates for multiply-referenced keys) — the primitive
-// ReconcilePeerAllowedIPs relies on to re-apply a single peer's routed prefixes.
-func TestReapplyMatching(t *testing.T) {
-	rc := New[netip.Prefix, string, string](
-		func(_ netip.Prefix, peerKey string) (string, error) { return peerKey, nil },
-		func(netip.Prefix, string) error { return nil },
-	)
-
-	peerA1 := netip.MustParsePrefix("10.0.0.0/24")
-	peerA2 := netip.MustParsePrefix("10.1.0.0/24")
-	peerB1 := netip.MustParsePrefix("10.2.0.0/24")
-
-	for prefix, peer := range map[netip.Prefix]string{peerA1: "peerA", peerA2: "peerA", peerB1: "peerB"} {
-		_, err := rc.Increment(prefix, peer)
-		require.NoError(t, err)
-	}
-	// a second reference must not make the key applied twice
-	_, err := rc.Increment(peerA1, "peerA")
-	require.NoError(t, err)
-
-	var applied []netip.Prefix
-	err = rc.ReapplyMatching(
-		func(out string) bool { return out == "peerA" },
-		func(key netip.Prefix) error { applied = append(applied, key); return nil },
-	)
-	require.NoError(t, err)
-	assert.ElementsMatch(t, []netip.Prefix{peerA1, peerA2}, applied)
-
-	var none []netip.Prefix
-	err = rc.ReapplyMatching(
-		func(out string) bool { return out == "missing" },
-		func(key netip.Prefix) error { none = append(none, key); return nil },
-	)
-	require.NoError(t, err)
-	assert.Empty(t, none)
-}

client/internal/shell/getent_cgo_unix.go

@@ -0,0 +1,29 @@
+//go:build cgo && !osusergo && !windows
+
+package shell
+
+import "os/user"
+
+// LookupWithGetent with CGO delegates directly to os/user.Lookup.
+// When CGO is enabled, os/user uses libc (getpwnam_r) which goes through
+// the NSS stack natively. If it fails, the user truly doesn't exist and
+// getent would also fail.
+func LookupWithGetent(username string) (*user.User, error) {
+	return user.Lookup(username)
+}
+
+// CurrentUserWithGetent with CGO delegates directly to os/user.Current.
+func CurrentUserWithGetent() (*user.User, error) {
+	return user.Current()
+}
+
+// LookupGroupWithGetent returns the resolved group from either a gid or groupname.
+func LookupGroupWithGetent(name string) (*user.Group, error) {
+	return user.LookupGroup(name)
+}
+
+// GroupIdsWithFallback with CGO delegates directly to user.GroupIds.
+// libc's getgrouplist handles NSS groups natively.
+func GroupIdsWithFallback(u *user.User) ([]string, error) {
+	return u.GroupIds()
+}

client/internal/shell/getent_nocgo_unix.go

@@ -1,6 +1,6 @@
 //go:build (!cgo || osusergo) && !windows
 
-package server
+package shell
 
 import (
 	"os"
@@ -10,10 +10,10 @@ import (
 	log "github.com/sirupsen/logrus"
 )
 
-// lookupWithGetent looks up a user by name, falling back to getent if os/user fails.
+// LookupWithGetent looks up a user by name, falling back to getent if os/user fails.
 // Without CGO, os/user only reads /etc/passwd and misses NSS-provided users.
 // getent goes through the host's NSS stack.
-func lookupWithGetent(username string) (*user.User, error) {
+func LookupWithGetent(username string) (*user.User, error) {
 	u, err := user.Lookup(username)
 	if err == nil {
 		return u, nil
@@ -22,7 +22,7 @@ func lookupWithGetent(username string) (*user.User, error) {
 	stdErr := err
 	log.Debugf("os/user.Lookup(%q) failed, trying getent: %v", username, err)
 
-	u, _, getentErr := runGetent(username)
+	u, _, getentErr := runGetentPasswd(username)
 	if getentErr != nil {
 		log.Debugf("getent fallback for %q also failed: %v", username, getentErr)
 		return nil, stdErr
@@ -31,8 +31,26 @@ func lookupWithGetent(username string) (*user.User, error) {
 	return u, nil
 }
 
-// currentUserWithGetent gets the current user, falling back to getent if os/user fails.
-func currentUserWithGetent() (*user.User, error) {
+// LookupGroupWithGetent returns the resolved group from either a gid or groupname,
+// falling back to getent if os/user fails (NSS groups under nocgo).
+func LookupGroupWithGetent(name string) (*user.Group, error) {
+	g, err := user.LookupGroup(name)
+	if err == nil {
+		return g, nil
+	}
+
+	stdErr := err
+	log.Debugf("os/user.LookupGroup(%q) failed, trying getent: %v", name, err)
+	g, getentErr := runGetentGroup(name)
+	if getentErr != nil {
+		log.Debugf("getent fallback for %q also failed: %v", name, getentErr)
+		return nil, stdErr
+	}
+	return g, nil
+}
+
+// CurrentUserWithGetent gets the current user, falling back to getent if os/user fails.
+func CurrentUserWithGetent() (*user.User, error) {
 	u, err := user.Current()
 	if err == nil {
 		return u, nil
@@ -42,7 +60,7 @@ func currentUserWithGetent() (*user.User, error) {
 	uid := strconv.Itoa(os.Getuid())
 	log.Debugf("os/user.Current() failed, trying getent with UID %s: %v", uid, err)
 
-	u, _, getentErr := runGetent(uid)
+	u, _, getentErr := runGetentPasswd(uid)
 	if getentErr != nil {
 		return nil, stdErr
 	}
@@ -50,14 +68,14 @@ func currentUserWithGetent() (*user.User, error) {
 	return u, nil
 }
 
-// groupIdsWithFallback gets group IDs for a user via the id command first,
+// GroupIdsWithFallback gets group IDs for a user via the id command first,
 // falling back to user.GroupIds().
-// NOTE: unlike lookupWithGetent/currentUserWithGetent which try stdlib first,
+// NOTE: unlike LookupWithGetent/CurrentUserWithGetent which try stdlib first,
 // this intentionally tries `id -G` first because without CGO, user.GroupIds()
 // only reads /etc/group and silently returns incomplete results for NSS users
 // (no error, just missing groups). The id command goes through NSS and returns
 // the full set.
-func groupIdsWithFallback(u *user.User) ([]string, error) {
+func GroupIdsWithFallback(u *user.User) ([]string, error) {
 	ids, err := runIdGroups(u.Username)
 	if err == nil {
 		return ids, nil

client/internal/shell/getent_test.go

@@ -1,4 +1,4 @@
-package server
+package shell
 
 import (
 	"os/user"
@@ -15,7 +15,7 @@ func TestLookupWithGetent_CurrentUser(t *testing.T) {
 	current, err := user.Current()
 	require.NoError(t, err)
 
-	u, err := lookupWithGetent(current.Username)
+	u, err := LookupWithGetent(current.Username)
 	require.NoError(t, err)
 	assert.Equal(t, current.Username, u.Username)
 	assert.Equal(t, current.Uid, u.Uid)
@@ -23,7 +23,7 @@ func TestLookupWithGetent_CurrentUser(t *testing.T) {
 }
 
 func TestLookupWithGetent_NonexistentUser(t *testing.T) {
-	_, err := lookupWithGetent("nonexistent_user_xyzzy_12345")
+	_, err := LookupWithGetent("nonexistent_user_xyzzy_12345")
 	require.Error(t, err, "should fail for nonexistent user")
 }
 
@@ -31,7 +31,7 @@ func TestCurrentUserWithGetent(t *testing.T) {
 	stdUser, err := user.Current()
 	require.NoError(t, err)
 
-	u, err := currentUserWithGetent()
+	u, err := CurrentUserWithGetent()
 	require.NoError(t, err)
 	assert.Equal(t, stdUser.Uid, u.Uid)
 	assert.Equal(t, stdUser.Username, u.Username)
@@ -41,7 +41,7 @@ func TestGroupIdsWithFallback_CurrentUser(t *testing.T) {
 	current, err := user.Current()
 	require.NoError(t, err)
 
-	groups, err := groupIdsWithFallback(current)
+	groups, err := GroupIdsWithFallback(current)
 	require.NoError(t, err)
 	require.NotEmpty(t, groups, "current user should have at least one group")
 
@@ -56,7 +56,7 @@ func TestGroupIdsWithFallback_CurrentUser(t *testing.T) {
 func TestGetShellFromGetent_CurrentUser(t *testing.T) {
 	if runtime.GOOS == "windows" {
 		// Windows stub always returns empty, which is correct
-		shell := getShellFromGetent("1000")
+		shell := GetShellFromGetent("1000")
 		assert.Empty(t, shell, "Windows stub should return empty")
 		return
 	}
@@ -65,9 +65,9 @@ func TestGetShellFromGetent_CurrentUser(t *testing.T) {
 	require.NoError(t, err)
 
 	// getent may not be available on all systems (e.g., macOS without Homebrew getent)
-	shell := getShellFromGetent(current.Uid)
+	shell := GetShellFromGetent(current.Uid)
 	if shell == "" {
-		t.Log("getShellFromGetent returned empty, getent may not be available")
+		t.Log("GetShellFromGetent returned empty, getent may not be available")
 		return
 	}
 	assert.True(t, shell[0] == '/', "shell should be an absolute path, got %q", shell)
@@ -78,7 +78,7 @@ func TestLookupWithGetent_RootUser(t *testing.T) {
 		t.Skip("no root user on Windows")
 	}
 
-	u, err := lookupWithGetent("root")
+	u, err := LookupWithGetent("root")
 	if err != nil {
 		t.Skip("root user not available on this system")
 	}
@@ -86,25 +86,25 @@ func TestLookupWithGetent_RootUser(t *testing.T) {
 }
 
 // TestIntegration_FullLookupChain exercises the complete user lookup chain
-// against the real system, testing that all wrappers (lookupWithGetent,
-// currentUserWithGetent, groupIdsWithFallback, getShellFromGetent) produce
+// against the real system, testing that all wrappers (LookupWithGetent,
+// CurrentUserWithGetent, GroupIdsWithFallback, GetShellFromGetent) produce
 // consistent and correct results when composed together.
 func TestIntegration_FullLookupChain(t *testing.T) {
-	// Step 1: currentUserWithGetent must resolve the running user.
-	current, err := currentUserWithGetent()
-	require.NoError(t, err, "currentUserWithGetent must resolve the running user")
+	// Step 1: CurrentUserWithGetent must resolve the running user.
+	current, err := CurrentUserWithGetent()
+	require.NoError(t, err, "CurrentUserWithGetent must resolve the running user")
 	require.NotEmpty(t, current.Uid)
 	require.NotEmpty(t, current.Username)
 
-	// Step 2: lookupWithGetent by the same username must return matching identity.
-	byName, err := lookupWithGetent(current.Username)
+	// Step 2: LookupWithGetent by the same username must return matching identity.
+	byName, err := LookupWithGetent(current.Username)
 	require.NoError(t, err)
 	assert.Equal(t, current.Uid, byName.Uid, "lookup by name should return same UID")
 	assert.Equal(t, current.Gid, byName.Gid, "lookup by name should return same GID")
 	assert.Equal(t, current.HomeDir, byName.HomeDir, "lookup by name should return same home")
 
-	// Step 3: groupIdsWithFallback must return at least the primary GID.
-	groups, err := groupIdsWithFallback(current)
+	// Step 3: GroupIdsWithFallback must return at least the primary GID.
+	groups, err := GroupIdsWithFallback(current)
 	require.NoError(t, err)
 	require.NotEmpty(t, groups, "user must have at least one group")
 
@@ -120,10 +120,10 @@ func TestIntegration_FullLookupChain(t *testing.T) {
 	}
 	assert.True(t, foundPrimary, "primary GID %s should appear in supplementary groups", current.Gid)
 
-	// Step 4: getShellFromGetent should either return a valid shell path or empty
+	// Step 4: GetShellFromGetent should either return a valid shell path or empty
 	// (empty is OK when getent is not available, e.g. macOS without Homebrew getent).
 	if runtime.GOOS != "windows" {
-		shell := getShellFromGetent(current.Uid)
+		shell := GetShellFromGetent(current.Uid)
 		if shell != "" {
 			assert.True(t, shell[0] == '/', "shell should be an absolute path, got %q", shell)
 		}
@@ -131,17 +131,17 @@ func TestIntegration_FullLookupChain(t *testing.T) {
 }
 
 // TestIntegration_LookupAndGroupsConsistency verifies that a user resolved via
-// lookupWithGetent can have their groups resolved via groupIdsWithFallback,
+// LookupWithGetent can have their groups resolved via GroupIdsWithFallback,
 // testing the handoff between the two functions as used by the SSH server.
 func TestIntegration_LookupAndGroupsConsistency(t *testing.T) {
 	current, err := user.Current()
 	require.NoError(t, err)
 
 	// Simulate the SSH server flow: lookup user, then get their groups.
-	resolved, err := lookupWithGetent(current.Username)
+	resolved, err := LookupWithGetent(current.Username)
 	require.NoError(t, err)
 
-	groups, err := groupIdsWithFallback(resolved)
+	groups, err := GroupIdsWithFallback(resolved)
 	require.NoError(t, err)
 	require.NotEmpty(t, groups, "resolved user must have groups")
 
@@ -156,7 +156,7 @@ func TestIntegration_LookupAndGroupsConsistency(t *testing.T) {
 }
 
 // TestIntegration_ShellLookupChain tests the full shell resolution chain
-// (getShellFromPasswd -> getShellFromGetent -> $SHELL -> default) on Unix.
+// (getShellFromPasswd -> GetShellFromGetent -> $SHELL -> default) on Unix.
 func TestIntegration_ShellLookupChain(t *testing.T) {
 	if runtime.GOOS == "windows" {
 		t.Skip("Unix shell lookup not applicable on Windows")
@@ -165,8 +165,8 @@ func TestIntegration_ShellLookupChain(t *testing.T) {
 	current, err := user.Current()
 	require.NoError(t, err)
 
-	// getUserShell is the top-level function used by the SSH server.
-	shell := getUserShell(current.Uid)
-	require.NotEmpty(t, shell, "getUserShell must always return a shell")
+	// GetUserShell is the top-level function used by the SSH server.
+	shell := GetUserShell(current.Uid)
+	require.NotEmpty(t, shell, "GetUserShell must always return a shell")
 	assert.True(t, shell[0] == '/', "shell should be an absolute path, got %q", shell)
 }

client/internal/shell/getent_unix.go

@@ -1,6 +1,6 @@
 //go:build !windows
 
-package server
+package shell
 
 import (
 	"context"
@@ -14,19 +14,26 @@ import (
 
 const getentTimeout = 5 * time.Second
 
-// getShellFromGetent gets a user's login shell via getent by UID.
+// GetShellFromGetent gets a user's login shell via getent by UID.
 // This is needed even with CGO because getShellFromPasswd reads /etc/passwd
 // directly and won't find NSS-provided users there.
-func getShellFromGetent(userID string) string {
-	_, shell, err := runGetent(userID)
+func GetShellFromGetent(userID string) string {
+	_, shell, err := runGetentPasswd(userID)
 	if err != nil {
 		return ""
 	}
 	return shell
 }
 
-// runGetent executes `getent passwd <query>` and returns the user and login shell.
-func runGetent(query string) (*user.User, string, error) {
+// GetUserFromGetent returns the resolved user from either a uid or username,
+// going through the host's NSS stack.
+func GetUserFromGetent(query string) (*user.User, error) {
+	u, _, err := runGetentPasswd(query)
+	return u, err
+}
+
+// runGetentPasswd executes `getent passwd <query>` and returns the user and login shell.
+func runGetentPasswd(query string) (*user.User, string, error) {
 	if !validateGetentInput(query) {
 		return nil, "", fmt.Errorf("invalid getent input: %q", query)
 	}
@@ -42,7 +49,24 @@ func runGetent(query string) (*user.User, string, error) {
 	return parseGetentPasswd(string(out))
 }
 
-// parseGetentPasswd parses getent passwd output: "name:x:uid:gid:gecos:home:shell"
+// runGetentGroup executes `getent group <query>` and returns the group.
+func runGetentGroup(query string) (*user.Group, error) {
+	if !validateGetentInput(query) {
+		return nil, fmt.Errorf("invalid getent input: %q", query)
+	}
+
+	ctx, cancel := context.WithTimeout(context.Background(), getentTimeout)
+	defer cancel()
+
+	out, err := exec.CommandContext(ctx, "getent", "group", query).Output()
+	if err != nil {
+		return nil, fmt.Errorf("getent group %s: %w", query, err)
+	}
+
+	return parseGetentGroup(string(out))
+}
+
+// parseGetentPasswd parses getent passwd output: "name:x:uid:gid:gecos:home:shell".
 func parseGetentPasswd(output string) (*user.User, string, error) {
 	fields := strings.SplitN(strings.TrimSpace(output), ":", 8)
 	if len(fields) < 6 {
@@ -67,6 +91,20 @@ func parseGetentPasswd(output string) (*user.User, string, error) {
 	}, shell, nil
 }
 
+// parseGetentGroup parses getent group output: "group:x:gid:members".
+func parseGetentGroup(output string) (*user.Group, error) {
+	fields := strings.SplitN(strings.TrimSpace(output), ":", 8)
+	if len(fields) < 4 {
+		return nil, fmt.Errorf("unexpected getent output (need 4+ fields): %q", output)
+	}
+
+	if fields[0] == "" || fields[2] == "" {
+		return nil, fmt.Errorf("missing required fields in getent output: %q", output)
+	}
+
+	return &user.Group{Gid: fields[2], Name: fields[0]}, nil
+}
+
 // validateGetentInput checks that the input is safe to pass to getent or id.
 // Allows POSIX usernames, numeric UIDs, and common NSS extensions
 // (@ for Kerberos, $ for Samba, + for NIS compat). A leading hyphen is

client/internal/shell/getent_unix_test.go

@@ -1,6 +1,6 @@
 //go:build !windows
 
-package server
+package shell
 
 import (
 	"os/exec"
@@ -198,7 +198,7 @@ func TestRunGetent_RootUser(t *testing.T) {
 		t.Skip("getent not available on this system")
 	}
 
-	u, shell, err := runGetent("root")
+	u, shell, err := runGetentPasswd("root")
 	require.NoError(t, err)
 	assert.Equal(t, "root", u.Username)
 	assert.Equal(t, "0", u.Uid)
@@ -211,7 +211,7 @@ func TestRunGetent_ByUID(t *testing.T) {
 		t.Skip("getent not available on this system")
 	}
 
-	u, _, err := runGetent("0")
+	u, _, err := runGetentPasswd("0")
 	require.NoError(t, err)
 	assert.Equal(t, "root", u.Username)
 	assert.Equal(t, "0", u.Uid)
@@ -222,15 +222,15 @@ func TestRunGetent_NonexistentUser(t *testing.T) {
 		t.Skip("getent not available on this system")
 	}
 
-	_, _, err := runGetent("nonexistent_user_xyzzy_12345")
+	_, _, err := runGetentPasswd("nonexistent_user_xyzzy_12345")
 	assert.Error(t, err)
 }
 
 func TestRunGetent_InvalidInput(t *testing.T) {
-	_, _, err := runGetent("")
+	_, _, err := runGetentPasswd("")
 	assert.Error(t, err)
 
-	_, _, err = runGetent("user\x00name")
+	_, _, err = runGetentPasswd("user\x00name")
 	assert.Error(t, err)
 }
 
@@ -239,7 +239,7 @@ func TestRunGetent_NotAvailable(t *testing.T) {
 		t.Skip("getent is available, can't test missing case")
 	}
 
-	_, _, err := runGetent("root")
+	_, _, err := runGetentPasswd("root")
 	assert.Error(t, err, "should fail when getent is not installed")
 }
 
@@ -286,7 +286,7 @@ func TestGetentResultsMatchStdlib(t *testing.T) {
 	current, err := user.Current()
 	require.NoError(t, err)
 
-	getentUser, _, err := runGetent(current.Username)
+	getentUser, _, err := runGetentPasswd(current.Username)
 	require.NoError(t, err)
 
 	assert.Equal(t, current.Username, getentUser.Username, "username should match")
@@ -303,7 +303,7 @@ func TestGetentResultsMatchStdlib_ByUID(t *testing.T) {
 	current, err := user.Current()
 	require.NoError(t, err)
 
-	getentUser, _, err := runGetent(current.Uid)
+	getentUser, _, err := runGetentPasswd(current.Uid)
 	require.NoError(t, err)
 
 	assert.Equal(t, current.Username, getentUser.Username, "username should match when looked up by UID")
@@ -359,7 +359,7 @@ func TestGetShellFromPasswd_CurrentUser(t *testing.T) {
 	assert.True(t, shell[0] == '/', "shell should be an absolute path, got %q", shell)
 
 	if _, err := exec.LookPath("getent"); err == nil {
-		_, getentShell, getentErr := runGetent(current.Uid)
+		_, getentShell, getentErr := runGetentPasswd(current.Uid)
 		if getentErr == nil && getentShell != "" {
 			assert.Equal(t, getentShell, shell, "shell from /etc/passwd should match getent")
 		}
@@ -403,7 +403,7 @@ func TestGetShellFromPasswd_MatchesGetentForKnownUsers(t *testing.T) {
 			continue
 		}
 
-		_, getentShell, err := runGetent(uid)
+		_, getentShell, err := runGetentPasswd(uid)
 		if err != nil {
 			continue
 		}

client/internal/shell/getent_windows.go

@@ -0,0 +1,31 @@
+//go:build windows
+
+package shell
+
+import "os/user"
+
+// LookupWithGetent on Windows just delegates to os/user.Lookup.
+// Windows does not use NSS/getent; its user lookup works without CGO.
+func LookupWithGetent(username string) (*user.User, error) {
+	return user.Lookup(username)
+}
+
+// CurrentUserWithGetent on Windows just delegates to os/user.Current.
+func CurrentUserWithGetent() (*user.User, error) {
+	return user.Current()
+}
+
+// LookupGroupWithGetent on Windows just delegates to os/user.LookupGroup.
+func LookupGroupWithGetent(name string) (*user.Group, error) {
+	return user.LookupGroup(name)
+}
+
+// GetShellFromGetent is a no-op on Windows; shell resolution uses PowerShell detection.
+func GetShellFromGetent(_ string) string {
+	return ""
+}
+
+// GroupIdsWithFallback on Windows just delegates to u.GroupIds().
+func GroupIdsWithFallback(u *user.User) ([]string, error) {
+	return u.GroupIds()
+}

client/internal/shell/shell.go

@@ -1,17 +1,14 @@
-package server
+package shell
 
 import (
 	"bufio"
 	"fmt"
-	"net"
 	"os"
 	"os/exec"
 	"os/user"
 	"runtime"
-	"strconv"
 	"strings"
 
-	"github.com/gliderlabs/ssh"
 	log "github.com/sirupsen/logrus"
 )
 
@@ -22,9 +19,9 @@ const (
 	powershellExe = "powershell.exe"
 )
 
-// getUserShell returns the appropriate shell for the given user ID
-// Handles all platform-specific logic and fallbacks consistently
-func getUserShell(userID string) string {
+// GetUserShell returns the appropriate shell for the given user ID.
+// Handles all platform-specific logic and fallbacks consistently.
+func GetUserShell(userID string) string {
 	switch runtime.GOOS {
 	case "windows":
 		return getWindowsUserShell()
@@ -56,7 +53,7 @@ func getUnixUserShell(userID string) string {
 		return shell
 	}
 
-	if shell := getShellFromGetent(userID); shell != "" {
+	if shell := GetShellFromGetent(userID); shell != "" {
 		return shell
 	}
 
@@ -67,7 +64,7 @@ func getUnixUserShell(userID string) string {
 	return defaultUnixShell
 }
 
-// getShellFromPasswd reads the shell from /etc/passwd for the given user ID
+// getShellFromPasswd reads the shell from /etc/passwd for the given user ID.
 func getShellFromPasswd(userID string) string {
 	file, err := os.Open("/etc/passwd")
 	if err != nil {
@@ -101,8 +98,8 @@ func getShellFromPasswd(userID string) string {
 	return ""
 }
 
-// prepareUserEnv prepares environment variables for user execution
-func prepareUserEnv(user *user.User, shell string) []string {
+// PrepareUserEnv prepares environment variables for user execution.
+func PrepareUserEnv(user *user.User, shell string) []string {
 	pathValue := "/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games"
 	if runtime.GOOS == "windows" {
 		pathValue = `C:\Windows\System32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0`
@@ -117,9 +114,9 @@ func prepareUserEnv(user *user.User, shell string) []string {
 	}
 }
 
-// acceptEnv checks if environment variable from SSH client should be accepted
-// This is a whitelist of variables that SSH clients can send to the server
-func acceptEnv(envVar string) bool {
+// AcceptEnv checks if an environment variable from an SSH client should be accepted.
+// This is a whitelist of variables that SSH clients can send to the server.
+func AcceptEnv(envVar string) bool {
 	varName := envVar
 	if idx := strings.Index(envVar, "="); idx != -1 {
 		varName = envVar[:idx]
@@ -156,29 +153,3 @@ func acceptEnv(envVar string) bool {
 
 	return false
 }
-
-// prepareSSHEnv prepares SSH protocol-specific environment variables
-// These variables provide information about the SSH connection itself
-func prepareSSHEnv(session ssh.Session) []string {
-	remoteAddr := session.RemoteAddr()
-	localAddr := session.LocalAddr()
-
-	remoteHost, remotePort, err := net.SplitHostPort(remoteAddr.String())
-	if err != nil {
-		remoteHost = remoteAddr.String()
-		remotePort = "0"
-	}
-
-	localHost, localPort, err := net.SplitHostPort(localAddr.String())
-	if err != nil {
-		localHost = localAddr.String()
-		localPort = strconv.Itoa(InternalSSHPort)
-	}
-
-	return []string{
-		// SSH_CLIENT format: "client_ip client_port server_port"
-		fmt.Sprintf("SSH_CLIENT=%s %s %s", remoteHost, remotePort, localPort),
-		// SSH_CONNECTION format: "client_ip client_port server_ip server_port"
-		fmt.Sprintf("SSH_CONNECTION=%s %s %s %s", remoteHost, remotePort, localHost, localPort),
-	}
-}

client/ios/NetBirdSDK/client.go

@@ -233,9 +233,6 @@ func (c *Client) DebugBundle(anonymize bool) (string, error) {
 		deps.SyncResponse = resp
 
 		if e := cc.Engine(); e != nil {
-			deps.RefreshStatus = func() {
-				e.RunHealthProbes(context.Background(), true)
-			}
 			if cm := e.GetClientMetrics(); cm != nil {
 				deps.ClientMetrics = cm
 			}

client/server/server.go

@@ -1081,10 +1081,7 @@ func (s *Server) Down(ctx context.Context, _ *proto.DownRequest) (*proto.DownRes
 
 	if err := s.cleanupConnection(); err != nil {
 		s.mutex.Unlock()
-		if errors.Is(err, ErrServiceNotUp) {
-			log.Debugf("Down called while service not up: %v", err)
-			return nil, err
-		}
+		// todo review to update the status in case any type of error
 		log.Errorf("failed to shut down properly: %v", err)
 		return nil, err
 	}
@@ -1157,7 +1154,7 @@ func (s *Server) cleanupConnection() error {
 	// making the run loop the sole owner of engine shutdown.
 	if engine != nil {
 		if err := engine.Stop(); err != nil {
-			log.Errorf("failed to stop engine during cleanup: %v", err)
+			return err
 		}
 	}
 

client/ssh/server/command_execution_unix.go

@@ -20,6 +20,8 @@ import (
 	"github.com/creack/pty"
 	"github.com/gliderlabs/ssh"
 	log "github.com/sirupsen/logrus"
+
+	shellutil "github.com/netbirdio/netbird/client/internal/shell"
 )
 
 // ptyManager manages Pty file operations with thread safety
@@ -146,10 +148,10 @@ func (s *Server) createShellCommand(ctx context.Context, shell string, args []st
 
 // prepareCommandEnv prepares environment variables for command execution on Unix
 func (s *Server) prepareCommandEnv(_ *log.Entry, localUser *user.User, session ssh.Session) []string {
-	env := prepareUserEnv(localUser, getUserShell(localUser.Uid))
+	env := shellutil.PrepareUserEnv(localUser, shellutil.GetUserShell(localUser.Uid))
 	env = append(env, prepareSSHEnv(session)...)
 	for _, v := range session.Environ() {
-		if acceptEnv(v) {
+		if shellutil.AcceptEnv(v) {
 			env = append(env, v)
 		}
 	}

client/ssh/server/command_execution_windows.go

@@ -15,6 +15,7 @@ import (
 	"golang.org/x/sys/windows"
 	"golang.org/x/sys/windows/registry"
 
+	shellutil "github.com/netbirdio/netbird/client/internal/shell"
 	"github.com/netbirdio/netbird/client/ssh/server/winpty"
 )
 
@@ -247,10 +248,10 @@ func (s *Server) prepareCommandEnv(logger *log.Entry, localUser *user.User, sess
 	userEnv, err := s.getUserEnvironment(logger, username, domain)
 	if err != nil {
 		log.Debugf("failed to get user environment for %s\\%s, using fallback: %v", domain, username, err)
-		env := prepareUserEnv(localUser, getUserShell(localUser.Uid))
+		env := shellutil.PrepareUserEnv(localUser, shellutil.GetUserShell(localUser.Uid))
 		env = append(env, prepareSSHEnv(session)...)
 		for _, v := range session.Environ() {
-			if acceptEnv(v) {
+			if shellutil.AcceptEnv(v) {
 				env = append(env, v)
 			}
 		}
@@ -260,7 +261,7 @@ func (s *Server) prepareCommandEnv(logger *log.Entry, localUser *user.User, sess
 	env := userEnv
 	env = append(env, prepareSSHEnv(session)...)
 	for _, v := range session.Environ() {
-		if acceptEnv(v) {
+		if shellutil.AcceptEnv(v) {
 			env = append(env, v)
 		}
 	}
@@ -273,7 +274,7 @@ func (s *Server) handlePtyLogin(logger *log.Entry, session ssh.Session, privileg
 		return false
 	}
 
-	shell := getUserShell(privilegeResult.User.Uid)
+	shell := shellutil.GetUserShell(privilegeResult.User.Uid)
 	logger.Infof("starting interactive shell: %s", shell)
 
 	s.executeCommandWithPty(logger, session, nil, privilegeResult, ptyReq, nil)
@@ -384,7 +385,7 @@ func (s *Server) executeCommandWithPty(logger *log.Entry, session ssh.Session, _
 	}
 
 	username, domain := s.parseUsername(localUser.Username)
-	shell := getUserShell(localUser.Uid)
+	shell := shellutil.GetUserShell(localUser.Uid)
 
 	req := PtyExecutionRequest{
 		Shell:    shell,

client/ssh/server/getent_cgo_unix.go

@@ -1,24 +0,0 @@
-//go:build cgo && !osusergo && !windows
-
-package server
-
-import "os/user"
-
-// lookupWithGetent with CGO delegates directly to os/user.Lookup.
-// When CGO is enabled, os/user uses libc (getpwnam_r) which goes through
-// the NSS stack natively. If it fails, the user truly doesn't exist and
-// getent would also fail.
-func lookupWithGetent(username string) (*user.User, error) {
-	return user.Lookup(username)
-}
-
-// currentUserWithGetent with CGO delegates directly to os/user.Current.
-func currentUserWithGetent() (*user.User, error) {
-	return user.Current()
-}
-
-// groupIdsWithFallback with CGO delegates directly to user.GroupIds.
-// libc's getgrouplist handles NSS groups natively.
-func groupIdsWithFallback(u *user.User) ([]string, error) {
-	return u.GroupIds()
-}

client/ssh/server/getent_windows.go

@@ -1,26 +0,0 @@
-//go:build windows
-
-package server
-
-import "os/user"
-
-// lookupWithGetent on Windows just delegates to os/user.Lookup.
-// Windows does not use NSS/getent; its user lookup works without CGO.
-func lookupWithGetent(username string) (*user.User, error) {
-	return user.Lookup(username)
-}
-
-// currentUserWithGetent on Windows just delegates to os/user.Current.
-func currentUserWithGetent() (*user.User, error) {
-	return user.Current()
-}
-
-// getShellFromGetent is a no-op on Windows; shell resolution uses PowerShell detection.
-func getShellFromGetent(_ string) string {
-	return ""
-}
-
-// groupIdsWithFallback on Windows just delegates to u.GroupIds().
-func groupIdsWithFallback(u *user.User) ([]string, error) {
-	return u.GroupIds()
-}

client/ssh/server/ssh_env.go

@@ -0,0 +1,35 @@
+package server
+
+import (
+	"fmt"
+	"net"
+	"strconv"
+
+	"github.com/gliderlabs/ssh"
+)
+
+// prepareSSHEnv prepares SSH protocol-specific environment variables
+// These variables provide information about the SSH connection itself
+func prepareSSHEnv(session ssh.Session) []string {
+	remoteAddr := session.RemoteAddr()
+	localAddr := session.LocalAddr()
+
+	remoteHost, remotePort, err := net.SplitHostPort(remoteAddr.String())
+	if err != nil {
+		remoteHost = remoteAddr.String()
+		remotePort = "0"
+	}
+
+	localHost, localPort, err := net.SplitHostPort(localAddr.String())
+	if err != nil {
+		localHost = localAddr.String()
+		localPort = strconv.Itoa(InternalSSHPort)
+	}
+
+	return []string{
+		// SSH_CLIENT format: "client_ip client_port server_port"
+		fmt.Sprintf("SSH_CLIENT=%s %s %s", remoteHost, remotePort, localPort),
+		// SSH_CONNECTION format: "client_ip client_port server_ip server_port"
+		fmt.Sprintf("SSH_CONNECTION=%s %s %s %s", remoteHost, remotePort, localHost, localPort),
+	}
+}

client/ssh/server/user_utils.go

@@ -9,6 +9,8 @@ import (
 	"strings"
 
 	log "github.com/sirupsen/logrus"
+
+	shellutil "github.com/netbirdio/netbird/client/internal/shell"
 )
 
 var (
@@ -23,8 +25,8 @@ func isPlatformUnix() bool {
 
 // Dependency injection variables for testing - allows mocking dynamic runtime checks
 var (
-	getCurrentUser         = currentUserWithGetent
-	lookupUser             = lookupWithGetent
+	getCurrentUser         = shellutil.CurrentUserWithGetent
+	lookupUser             = shellutil.LookupWithGetent
 	getCurrentOS           = func() string { return runtime.GOOS }
 	getIsProcessPrivileged = isCurrentProcessPrivileged
 

client/ssh/server/userswitching_unix.go

@@ -16,6 +16,8 @@ import (
 
 	"github.com/gliderlabs/ssh"
 	log "github.com/sirupsen/logrus"
+
+	shellutil "github.com/netbirdio/netbird/client/internal/shell"
 )
 
 // POSIX portable filename character set regex: [a-zA-Z0-9._-]
@@ -160,7 +162,7 @@ func (s *Server) parseUserCredentials(localUser *user.User) (uint32, uint32, []u
 // getSupplementaryGroups retrieves supplementary group IDs for a user.
 // Uses id/getent fallback for NSS users in CGO_ENABLED=0 builds.
 func (s *Server) getSupplementaryGroups(u *user.User) ([]uint32, error) {
-	groupIDStrings, err := groupIdsWithFallback(u)
+	groupIDStrings, err := shellutil.GroupIdsWithFallback(u)
 	if err != nil {
 		return nil, fmt.Errorf("get group IDs for user %s: %w", u.Username, err)
 	}
@@ -196,7 +198,7 @@ func (s *Server) createExecutorCommand(logger *log.Entry, session ssh.Session, l
 		GID:        gid,
 		Groups:     groups,
 		WorkingDir: localUser.HomeDir,
-		Shell:      getUserShell(localUser.Uid),
+		Shell:      shellutil.GetUserShell(localUser.Uid),
 		Command:    session.RawCommand(),
 		PTY:        hasPty,
 	}
@@ -228,7 +230,7 @@ func (s *Server) createPtyCommand(privilegeResult PrivilegeCheckResult, ptyReq s
 func (s *Server) createDirectPtyCommand(session ssh.Session, localUser *user.User, ptyReq ssh.Pty) *exec.Cmd {
 	log.Debugf("creating direct Pty command for user %s (no user switching needed)", localUser.Username)
 
-	shell := getUserShell(localUser.Uid)
+	shell := shellutil.GetUserShell(localUser.Uid)
 	args := s.getShellCommandArgs(shell, session.RawCommand())
 
 	cmd := s.createShellCommand(session.Context(), shell, args)
@@ -245,12 +247,12 @@ func (s *Server) preparePtyEnv(localUser *user.User, ptyReq ssh.Pty, session ssh
 		termType = "xterm-256color"
 	}
 
-	env := prepareUserEnv(localUser, getUserShell(localUser.Uid))
+	env := shellutil.PrepareUserEnv(localUser, shellutil.GetUserShell(localUser.Uid))
 	env = append(env, prepareSSHEnv(session)...)
 	env = append(env, fmt.Sprintf("TERM=%s", termType))
 
 	for _, v := range session.Environ() {
-		if acceptEnv(v) {
+		if shellutil.AcceptEnv(v) {
 			env = append(env, v)
 		}
 	}

client/ssh/server/userswitching_windows.go

@@ -13,6 +13,8 @@ import (
 	"github.com/gliderlabs/ssh"
 	log "github.com/sirupsen/logrus"
 	"golang.org/x/sys/windows"
+
+	shellutil "github.com/netbirdio/netbird/client/internal/shell"
 )
 
 // validateUsername validates Windows usernames according to SAM Account Name rules
@@ -104,7 +106,7 @@ func (s *Server) createExecutorCommand(logger *log.Entry, session ssh.Session, l
 func (s *Server) createUserSwitchCommand(logger *log.Entry, session ssh.Session, localUser *user.User) (*exec.Cmd, func(), error) {
 	username, domain := s.parseUsername(localUser.Username)
 
-	shell := getUserShell(localUser.Uid)
+	shell := shellutil.GetUserShell(localUser.Uid)
 
 	rawCmd := session.RawCommand()
 	var command string

client/system/info.go

@@ -79,15 +79,13 @@ type Info struct {
 	EnableSSHLocalPortForwarding  bool
 	EnableSSHRemotePortForwarding bool
 	DisableSSHAuth                bool
-
-	SyncMessageVersion *int
 }
 
 func (i *Info) SetFlags(
 	rosenpassEnabled, rosenpassPermissive bool,
 	serverSSHAllowed *bool,
 	disableClientRoutes, disableServerRoutes,
-	disableDNS, disableFirewall, blockLANAccess, blockInbound, disableIPv6 bool, syncMessageVersion *int,
+	disableDNS, disableFirewall, blockLANAccess, blockInbound, disableIPv6 bool,
 	enableSSHRoot, enableSSHSFTP, enableSSHLocalPortForwarding, enableSSHRemotePortForwarding *bool,
 	disableSSHAuth *bool,
 ) {
@@ -105,8 +103,6 @@ func (i *Info) SetFlags(
 	i.BlockInbound = blockInbound
 	i.DisableIPv6 = disableIPv6
 
-	i.SyncMessageVersion = syncMessageVersion
-
 	if enableSSHRoot != nil {
 		i.EnableSSHRoot = *enableSSHRoot
 	}

client/ui/autostart_default.go

@@ -51,7 +51,7 @@ func autostartDisabledByMDM(policy *mdm.Policy) bool {
 // netbirdFootprintExists reports whether the machine already carries NetBird
 // daemon config or state, meaning this is not a genuinely fresh install. It is
 // the update-safety gate for the autostart default: upgrading users always
-// have a footprint, so an update can never trigger a autostart entry write.
+// have a footprint, so an update can never trigger a login-item write.
 func netbirdFootprintExists() bool {
 	candidates := []string{
 		profilemanager.DefaultConfigPath,
@@ -69,23 +69,9 @@ func netbirdFootprintExists() bool {
 // applyAutostartDefault runs the one-time launch-on-login default for genuinely
 // fresh installs. The autostartInitialized marker is persisted before any
 // enable attempt so a crash mid-flow degrades to "never enabled" instead of
-// retrying autostart entry writes on every launch. A user's later disable in
+// retrying login-item writes on every launch. A user's later disable in
 // Settings is never overridden: the marker guarantees at-most-once, ever.
 func applyAutostartDefault(ctx context.Context, autostart *services.Autostart, prefs *preferences.Store, prefsFileExisted bool) {
-	mdmDisabled := autostartDisabledByMDM(mdm.LoadPolicy())
-
-	if mdmDisabled {
-		if enabled, err := autostart.IsEnabled(ctx); err != nil {
-			log.Warnf("MDM disableAutostart: read autostart state: %v", err)
-		} else if enabled {
-			if err := autostart.SetEnabled(ctx, false); err != nil {
-				log.Warnf("MDM disableAutostart: force off failed: %v", err)
-			} else {
-				log.Info("MDM disableAutostart enforced: autostart turned off")
-			}
-		}
-	}
-
 	priorFootprint := netbirdFootprintExists() || prefsFileExisted
 
 	if prefs.Get().AutostartInitialized {
@@ -98,7 +84,7 @@ func applyAutostartDefault(ctx context.Context, autostart *services.Autostart, p
 
 	state := autostartDefaultState{
 		supported:    autostart.Supported(ctx),
-		mdmDisabled:  mdmDisabled,
+		mdmDisabled:  autostartDisabledByMDM(mdm.LoadPolicy()),
 		priorInstall: priorFootprint,
 	}
 	enable, reason := shouldEnableAutostartDefault(state)

client/ui/build/linux/nfpm/nfpm.yaml

@@ -26,17 +26,17 @@ contents:
 
 # Default dependencies for the GTK4 + WebKitGTK 6.0 stack (Ubuntu 24.04+ / Debian 13+)
 depends:
-  - libgtk-4-1 (>= 4.14)
+  - libgtk-4-1
   - libwebkitgtk-6.0-4
   - xdg-utils
 
 # Distribution-specific overrides for different package formats
 overrides:
-  # RPM packages for Fedora / RHEL / AlmaLinux / Rocky Linux / openSUSE
+  # RPM packages for Fedora / RHEL / AlmaLinux / Rocky Linux
   rpm:
     depends:
-      - (gtk4 >= 4.14 or libgtk-4-1 >= 4.14)
-      - (webkitgtk6.0 or libwebkitgtk-6_0-4)
+      - gtk4
+      - webkitgtk6.0
       - xdg-utils
 
   # Arch Linux packages

client/ui/frontend/src/components/empty-state/DaemonOutdatedOverlay.tsx

@@ -1,13 +1,10 @@
-import { useEffect, useState } from "react";
 import { useTranslation } from "react-i18next";
 import { AlertTriangleIcon, DownloadIcon } from "lucide-react";
 import { Browser } from "@wailsio/runtime";
-import { Version } from "@bindings/services";
 import { Button } from "@/components/buttons/Button";
 import { useStatus } from "@/contexts/StatusContext.tsx";
 
 const RELEASES_URL = "https://github.com/netbirdio/netbird/releases/latest";
-const RC_RELEASES_URL = "https://pkgs.netbird.io/releases/rc";
 
 function openUrl(url: string) {
     Browser.OpenURL(url).catch(() => globalThis.open(url, "_blank"));
@@ -15,26 +12,7 @@ function openUrl(url: string) {
 
 export const DaemonOutdatedOverlay = () => {
     const { t } = useTranslation();
-    const { status, isDaemonOutdated } = useStatus();
-
-    const [guiVersion, setGuiVersion] = useState<string>("-");
-    const clientVersion = status?.daemonVersion ?? "—";
-
-    const isRc = /-rc/i.test(guiVersion) || /-rc/i.test(clientVersion);
-    const downloadUrl = isRc ? RC_RELEASES_URL : RELEASES_URL;
-
-    useEffect(() => {
-        if (!isDaemonOutdated) return;
-        let cancelled = false;
-        Version.GUI()
-            .then((v) => {
-                if (!cancelled) setGuiVersion(v);
-            })
-            .catch((err) => console.error("[DaemonOutdatedOverlay] GUI version error", err));
-        return () => {
-            cancelled = true;
-        };
-    }, [isDaemonOutdated]);
+    const { isDaemonOutdated } = useStatus();
 
     if (!isDaemonOutdated) return null;
 
@@ -60,37 +38,10 @@ export const DaemonOutdatedOverlay = () => {
                     <p className={"text-sm text-nb-gray-300"}>{t("daemon.outdated.description")}</p>
                 </div>
 
-                <div className={"flex flex-col items-center gap-0.5 text-center"}>
-                    <p className={"text-sm font-semibold text-nb-gray-100"}>
-                        {clientVersion === "development" ? (
-                            <span>
-                                {t("settings.about.clientName")}{" "}
-                                <span className={"font-mono text-yellow-400"}>
-                                    {t("settings.about.development")}
-                                </span>
-                            </span>
-                        ) : (
-                            t("settings.about.client", { version: clientVersion })
-                        )}
-                    </p>
-                    <p className={"text-sm font-medium text-nb-gray-250"}>
-                        {guiVersion === "development" ? (
-                            <span>
-                                {t("settings.about.guiName")}{" "}
-                                <span className={"font-mono text-yellow-400"}>
-                                    {t("settings.about.development")}
-                                </span>
-                            </span>
-                        ) : (
-                            t("settings.about.gui", { version: guiVersion })
-                        )}
-                    </p>
-                </div>
-
                 <div className={"wails-no-draggable"}>
-                    <Button variant={"primary"} size={"xs"} onClick={() => openUrl(downloadUrl)}>
+                    <Button variant={"primary"} size={"xs"} onClick={() => openUrl(RELEASES_URL)}>
                         <DownloadIcon size={14} />
-                        {t("daemon.outdated.download")}
+                        {t("update.card.getInstaller")}
                     </Button>
                 </div>
             </div>

client/ui/frontend/src/contexts/ProfileContext.tsx

@@ -28,7 +28,6 @@ type ProfileContextValue = {
     loaded: boolean;
     refresh: () => Promise<void>;
     switchProfile: (id: string) => Promise<void>;
-    switchProfileNoConnect: (id: string) => Promise<void>;
     addProfile: (name: string) => Promise<string>;
     removeProfile: (id: string) => Promise<void>;
     renameProfile: (id: string, newName: string) => Promise<void>;
@@ -113,16 +112,6 @@ export const ProfileProvider = ({ children }: { children: ReactNode }) => {
         [username, refresh],
     );
 
-    // Manage-profiles variant: switches without connecting, so the user can
-    // still adjust the management URL before bringing the connection up.
-    const switchProfileNoConnect = useCallback(
-        async (id: string) => {
-            await ProfileSwitcher.SwitchActiveNoConnect({ profileName: id, username });
-            await refresh();
-        },
-        [username, refresh],
-    );
-
     // addProfile creates a profile by display name and returns the
     // daemon-generated ID, so the caller can immediately address it by ID.
     const addProfile = useCallback(
@@ -169,7 +158,6 @@ export const ProfileProvider = ({ children }: { children: ReactNode }) => {
             loaded,
             refresh,
             switchProfile,
-            switchProfileNoConnect,
             addProfile,
             removeProfile,
             renameProfile,
@@ -183,7 +171,6 @@ export const ProfileProvider = ({ children }: { children: ReactNode }) => {
             loaded,
             refresh,
             switchProfile,
-            switchProfileNoConnect,
             addProfile,
             removeProfile,
             renameProfile,

client/ui/frontend/src/modules/profiles/ProfilesTab.tsx

@@ -45,7 +45,7 @@ export function ProfilesTab() {
         activeProfileId,
         loaded,
         username,
-        switchProfileNoConnect,
+        switchProfile,
         addProfile,
         removeProfile,
         renameProfile,
@@ -100,7 +100,7 @@ export function ProfilesTab() {
             confirmLabel: t("profile.switch.confirm"),
         });
         if (!ok) return;
-        await guarded(i18next.t("profile.error.switchTitle"), () => switchProfileNoConnect(id));
+        await guarded(i18next.t("profile.error.switchTitle"), () => switchProfile(id));
     };
 
     const handleDeregister = async (id: string, name: string) => {
@@ -129,13 +129,14 @@ export function ProfilesTab() {
         await guarded(i18next.t("profile.error.createTitle"), async () => {
             const id = await addProfile(name);
             // SetConfig is keyed by the new profile's ID, so it writes the
-            // not-yet-active profile before the switch makes it current.
+            // not-yet-active profile. Write before switching so any reconnect
+            // targets the right deployment.
             if (!isNetbirdCloud(managementUrl)) {
                 await SettingsSvc.SetConfig(
                     new SetConfigParams({ profileName: id, username, managementUrl }),
                 );
             }
-            await switchProfileNoConnect(id);
+            await switchProfile(id);
         });
     };
 

client/ui/frontend/src/modules/session/SessionExpirationDialog.tsx

@@ -73,13 +73,6 @@ export default function SessionExpirationDialog() {
 
         let offCancel: (() => void) | undefined;
 
-        // Return the dialog to its interactive state and dismiss the browser popup
-        const resetDialog = () => {
-            offCancel?.();
-            WindowManager.CloseBrowserLogin().catch(console.error);
-            setBusy(false);
-        };
-
         try {
             const start = await Session.RequestExtend({ hint: "" });
             const uri = start.verificationUriComplete || start.verificationUri;
@@ -112,22 +105,25 @@ export default function SessionExpirationDialog() {
             if (outcome.kind === "cancel") {
                 waitPromise.cancel?.();
                 waitPromise.catch(() => {});
-                resetDialog();
                 return;
             }
 
             // Another surface owns this flow; keep the dialog open to retry.
             if (outcome.result.preempted) {
-                resetDialog();
                 return;
             }
-            WindowManager.CloseRenewFlow().catch(console.error);
+
+            // Close before the popup so the restore can't flash this window back.
+            WindowManager.CloseSessionExpiration().catch(console.error);
         } catch (e) {
-            resetDialog();
             await errorDialog({
                 Title: t("sessionExpiration.extendFailedTitle"),
                 Message: formatErrorMessage(e),
             });
+        } finally {
+            offCancel?.();
+            WindowManager.CloseBrowserLogin().catch(console.error);
+            setBusy(false);
         }
     }, [busy, t]);
 
@@ -143,11 +139,12 @@ export default function SessionExpirationDialog() {
             });
             WindowManager.CloseSessionExpiration().catch(console.error);
         } catch (e) {
-            setBusy(false);
             await errorDialog({
                 Title: t("sessionExpiration.logoutFailedTitle"),
                 Message: formatErrorMessage(e),
             });
+        } finally {
+            setBusy(false);
         }
     }, [busy, t]);
 

client/ui/frontend/src/modules/welcome/WelcomeStepTray.tsx

@@ -22,9 +22,6 @@ type WelcomeStepTrayProps = {
 export function WelcomeStepTray({ onContinue }: Readonly<WelcomeStepTrayProps>) {
     const { t } = useTranslation();
     const trayScreenshot = trayScreenshotForOS();
-    // macOS has no tray — the icon sits in the menu bar, so the copy says so.
-    const titleKey = isMacOS() ? "welcome.titleMac" : "welcome.title";
-    const descriptionKey = isMacOS() ? "welcome.descriptionMac" : "welcome.description";
 
     return (
         <>
@@ -39,9 +36,9 @@ export function WelcomeStepTray({ onContinue }: Readonly<WelcomeStepTrayProps>)
 
             <div className={"flex w-full flex-col gap-1"}>
                 <DialogHeading id={"nb-welcome-title"} align={"left"}>
-                    {t(titleKey)}
+                    {t("welcome.title")}
                 </DialogHeading>
-                <DialogDescription align={"left"}>{t(descriptionKey)}</DialogDescription>
+                <DialogDescription align={"left"}>{t("welcome.description")}</DialogDescription>
             </div>
 
             <DialogActions>

client/ui/i18n/locales/de/common.json

@@ -1034,15 +1034,9 @@
     "welcome.title": {
         "message": "Suchen Sie NetBird in der Taskleiste"
     },
-    "welcome.titleMac": {
-        "message": "Suchen Sie NetBird in der Menüleiste"
-    },
     "welcome.description": {
         "message": "NetBird läuft in Ihrer Taskleiste. Klicken Sie auf das Symbol, um sich zu verbinden, Profile zu wechseln oder die Einstellungen zu öffnen."
     },
-    "welcome.descriptionMac": {
-        "message": "NetBird läuft in Ihrer Menüleiste. Klicken Sie auf das Symbol, um sich zu verbinden, Profile zu wechseln oder die Einstellungen zu öffnen."
-    },
     "welcome.continue": {
         "message": "Weiter"
     },
@@ -1299,13 +1293,10 @@
         "message": "Dokumentation"
     },
     "daemon.outdated.title": {
-        "message": "NetBird Client ist veraltet"
+        "message": "NetBird-Dienst ist veraltet"
     },
     "daemon.outdated.description": {
-        "message": "Die neue GUI ist nicht mit Ihrem älteren Client kompatibel. Aktualisieren Sie Ihren Client, um die neue Anwendung zu verwenden."
-    },
-    "daemon.outdated.download": {
-        "message": "Neueste Version herunterladen"
+        "message": "Aktualisieren Sie den NetBird-Dienst, um diese App zu verwenden."
     },
     "error.jwt_clock_skew": {
         "message": "Anmeldung fehlgeschlagen: Die Uhr dieses Geräts ist nicht mit dem Server synchron. Bitte synchronisieren Sie die Systemuhr und versuchen Sie es erneut."

client/ui/i18n/locales/en/common.json

@@ -1377,19 +1377,11 @@
     },
     "welcome.title": {
         "message": "Look for NetBird in your tray",
-        "description": "Heading on the first onboarding step, pointing the user to the tray icon. Shown on Windows and Linux; macOS uses welcome.titleMac."
-    },
-    "welcome.titleMac": {
-        "message": "Look for NetBird in your menu bar",
-        "description": "Heading on the first onboarding step on macOS, pointing the user to the menu bar icon. Use your language's Apple term for the macOS menu bar."
+        "description": "Heading on the first onboarding step, pointing the user to the tray icon. 'tray' = system tray / menu bar."
     },
     "welcome.description": {
         "message": "NetBird lives in your tray. Click the icon to connect, switch profiles, or open settings.",
-        "description": "Body of the first onboarding step explaining the tray icon. Shown on Windows and Linux; macOS uses welcome.descriptionMac."
-    },
-    "welcome.descriptionMac": {
-        "message": "NetBird lives in your menu bar. Click the icon to connect, switch profiles, or open settings.",
-        "description": "Body of the first onboarding step on macOS explaining the menu bar icon. Use your language's Apple term for the macOS menu bar."
+        "description": "Body of the first onboarding step explaining the tray icon."
     },
     "welcome.continue": {
         "message": "Continue",
@@ -1732,16 +1724,12 @@
         "description": "Documentation link on the daemon-unavailable overlay."
     },
     "daemon.outdated.title": {
-        "message": "NetBird Client Is Outdated",
-        "description": "Title of the overlay shown when the NetBird client (daemon) is too old to drive this UI."
+        "message": "NetBird Service Is Outdated",
+        "description": "Title of the overlay shown when the NetBird background service is too old to drive this UI."
     },
     "daemon.outdated.description": {
-        "message": "The new GUI isn't compatible with the older NetBird client. Update your client to use the new application.",
-        "description": "Body of the daemon-outdated overlay explaining that the GUI is newer than the client and the client must be updated."
-    },
-    "daemon.outdated.download": {
-        "message": "Download Latest",
-        "description": "Button on the daemon-outdated overlay that opens the download page for the latest release."
+        "message": "Update the NetBird service to use this app.",
+        "description": "Body of the daemon-outdated overlay telling the user to upgrade the service."
     },
     "error.jwt_clock_skew": {
         "message": "Sign-in failed: this device's clock is out of sync with the server. Please sync your system clock and try again.",

client/ui/i18n/locales/es/common.json

@@ -1034,15 +1034,9 @@
     "welcome.title": {
         "message": "Busque NetBird en su bandeja del sistema"
     },
-    "welcome.titleMac": {
-        "message": "Busque NetBird en su barra de menús"
-    },
     "welcome.description": {
         "message": "NetBird reside en su bandeja del sistema. Haga clic en el icono para conectarse, cambiar de perfil o abrir la configuración."
     },
-    "welcome.descriptionMac": {
-        "message": "NetBird reside en su barra de menús. Haga clic en el icono para conectarse, cambiar de perfil o abrir la configuración."
-    },
     "welcome.continue": {
         "message": "Continuar"
     },
@@ -1299,13 +1293,10 @@
         "message": "Documentación"
     },
     "daemon.outdated.title": {
-        "message": "NetBird Client está desactualizado"
+        "message": "El servicio de NetBird está desactualizado"
     },
     "daemon.outdated.description": {
-        "message": "La nueva GUI no es compatible con su cliente anterior. Actualice su cliente para usar la nueva aplicación."
-    },
-    "daemon.outdated.download": {
-        "message": "Descargar la última versión"
+        "message": "Actualice el servicio de NetBird para usar esta aplicación."
     },
     "error.jwt_clock_skew": {
         "message": "Error al iniciar sesión: el reloj de este dispositivo no está sincronizado con el servidor. Sincronice el reloj del sistema e inténtelo de nuevo."

client/ui/i18n/locales/fr/common.json

@@ -1034,15 +1034,9 @@
     "welcome.title": {
         "message": "Cherchez NetBird dans votre barre d’état système"
     },
-    "welcome.titleMac": {
-        "message": "Cherchez NetBird dans votre barre des menus"
-    },
     "welcome.description": {
         "message": "NetBird se trouve dans votre barre d’état système. Cliquez sur l’icône pour vous connecter, changer de profil ou ouvrir les paramètres."
     },
-    "welcome.descriptionMac": {
-        "message": "NetBird se trouve dans votre barre des menus. Cliquez sur l’icône pour vous connecter, changer de profil ou ouvrir les paramètres."
-    },
     "welcome.continue": {
         "message": "Continuer"
     },
@@ -1299,13 +1293,10 @@
         "message": "Documentation"
     },
     "daemon.outdated.title": {
-        "message": "Le Client NetBird est obsolète"
+        "message": "Le service NetBird est obsolète"
     },
     "daemon.outdated.description": {
-        "message": "La nouvelle GUI n'est pas compatible avec votre ancien client. Mettez à jour votre client pour utiliser la nouvelle application."
-    },
-    "daemon.outdated.download": {
-        "message": "Télécharger la dernière version"
+        "message": "Mettez à jour le service NetBird pour utiliser cette application."
     },
     "error.jwt_clock_skew": {
         "message": "Échec de la connexion : l’horloge de cet appareil n’est pas synchronisée avec le serveur. Veuillez synchroniser l’horloge de votre système et réessayer."

client/ui/i18n/locales/hu/common.json

@@ -1034,15 +1034,9 @@
     "welcome.title": {
         "message": "Keresse a NetBirdöt a tálcán"
     },
-    "welcome.titleMac": {
-        "message": "Keresse a NetBirdöt a menüsorban"
-    },
     "welcome.description": {
         "message": "A NetBird a tálcán fut. Kattintson az ikonra a csatlakozáshoz, profilváltáshoz vagy a beállítások megnyitásához."
     },
-    "welcome.descriptionMac": {
-        "message": "A NetBird a menüsorban fut. Kattintson az ikonra a csatlakozáshoz, profilváltáshoz vagy a beállítások megnyitásához."
-    },
     "welcome.continue": {
         "message": "Folytatás"
     },
@@ -1299,13 +1293,10 @@
         "message": "Dokumentáció"
     },
     "daemon.outdated.title": {
-        "message": "A NetBird Kliens elavult"
+        "message": "A NetBird szolgáltatás elavult"
     },
     "daemon.outdated.description": {
-        "message": "Az új GUI nem kompatibilis a régebbi klienseddel. Frissítsd a klienst az új alkalmazás használatához."
-    },
-    "daemon.outdated.download": {
-        "message": "Legújabb letöltése"
+        "message": "Frissítsd a NetBird szolgáltatást az alkalmazás használatához."
     },
     "error.jwt_clock_skew": {
         "message": "A bejelentkezés sikertelen: az eszköz órája eltér a szerverétől. Kérjük, szinkronizálja a rendszer óráját, majd próbálja újra."

client/ui/i18n/locales/it/common.json

@@ -1034,15 +1034,9 @@
     "welcome.title": {
         "message": "Cerchi NetBird nella tray"
     },
-    "welcome.titleMac": {
-        "message": "Cerchi NetBird nella barra dei menu"
-    },
     "welcome.description": {
         "message": "NetBird risiede nella tray. Clicchi sull'icona per connettersi, cambiare profilo o aprire le impostazioni."
     },
-    "welcome.descriptionMac": {
-        "message": "NetBird risiede nella barra dei menu. Clicchi sull'icona per connettersi, cambiare profilo o aprire le impostazioni."
-    },
     "welcome.continue": {
         "message": "Continua"
     },
@@ -1299,13 +1293,10 @@
         "message": "Documentazione"
     },
     "daemon.outdated.title": {
-        "message": "NetBird Client è obsoleto"
+        "message": "Il servizio NetBird è obsoleto"
     },
     "daemon.outdated.description": {
-        "message": "La nuova GUI non è compatibile con il tuo client precedente. Aggiorna il client per usare la nuova applicazione."
-    },
-    "daemon.outdated.download": {
-        "message": "Scarica l'ultima versione"
+        "message": "Aggiorna il servizio NetBird per usare questa app."
     },
     "error.jwt_clock_skew": {
         "message": "Accesso non riuscito: l'orologio di questo dispositivo non è sincronizzato con il server. Sincronizzi l'orologio di sistema e riprovi."

client/ui/i18n/locales/ja/common.json

@@ -1034,15 +1034,9 @@
     "welcome.title": {
         "message": "トレイの NetBird を確認してください"
     },
-    "welcome.titleMac": {
-        "message": "メニューバーの NetBird を確認してください"
-    },
     "welcome.description": {
         "message": "NetBird はトレイに常駐します。アイコンをクリックして、接続、プロファイルの切り替え、設定を開くことができます。"
     },
-    "welcome.descriptionMac": {
-        "message": "NetBird はメニューバーに常駐します。アイコンをクリックして、接続、プロファイルの切り替え、設定を開くことができます。"
-    },
     "welcome.continue": {
         "message": "続ける"
     },

client/ui/i18n/locales/pt/common.json

@@ -1034,15 +1034,9 @@
     "welcome.title": {
         "message": "Procure o NetBird na sua bandeja"
     },
-    "welcome.titleMac": {
-        "message": "Procure o NetBird na sua barra de menus"
-    },
     "welcome.description": {
         "message": "O NetBird fica na sua bandeja. Clique no ícone para conectar, alternar perfis ou abrir as configurações."
     },
-    "welcome.descriptionMac": {
-        "message": "O NetBird fica na sua barra de menus. Clique no ícone para conectar, alternar perfis ou abrir as configurações."
-    },
     "welcome.continue": {
         "message": "Continuar"
     },
@@ -1299,13 +1293,10 @@
         "message": "Documentação"
     },
     "daemon.outdated.title": {
-        "message": "O NetBird Client está desatualizado"
+        "message": "O serviço NetBird está desatualizado"
     },
     "daemon.outdated.description": {
-        "message": "A nova GUI não é compatível com o seu cliente mais antigo. Atualize o seu cliente para usar o novo aplicativo."
-    },
-    "daemon.outdated.download": {
-        "message": "Baixar a versão mais recente"
+        "message": "Atualize o serviço NetBird para usar este aplicativo."
     },
     "error.jwt_clock_skew": {
         "message": "Falha no login: o relógio deste dispositivo está fora de sincronia com o servidor. Sincronize o relógio do sistema e tente novamente."

client/ui/i18n/locales/ru/common.json

@@ -1034,15 +1034,9 @@
     "welcome.title": {
         "message": "Найдите NetBird в системном трее"
     },
-    "welcome.titleMac": {
-        "message": "Найдите NetBird в строке меню"
-    },
     "welcome.description": {
         "message": "NetBird находится в системном трее. Нажмите на значок, чтобы подключиться, переключить профиль или открыть настройки."
     },
-    "welcome.descriptionMac": {
-        "message": "NetBird находится в строке меню. Нажмите на значок, чтобы подключиться, переключить профиль или открыть настройки."
-    },
     "welcome.continue": {
         "message": "Продолжить"
     },
@@ -1299,13 +1293,10 @@
         "message": "Документация"
     },
     "daemon.outdated.title": {
-        "message": "Клиент NetBird устарел"
+        "message": "Служба NetBird устарела"
     },
     "daemon.outdated.description": {
-        "message": "Новый GUI несовместим с вашим более старым клиентом. Обновите клиент, чтобы использовать новое приложение."
-    },
-    "daemon.outdated.download": {
-        "message": "Скачать последнюю версию"
+        "message": "Обновите службу NetBird, чтобы использовать это приложение."
     },
     "error.jwt_clock_skew": {
         "message": "Не удалось войти: часы этого устройства рассинхронизированы с сервером. Синхронизируйте системные часы и повторите попытку."

client/ui/i18n/locales/zh-CN/common.json

@@ -1034,15 +1034,9 @@
     "welcome.title": {
         "message": "在托盘中查找 NetBird"
     },
-    "welcome.titleMac": {
-        "message": "在菜单栏中查找 NetBird"
-    },
     "welcome.description": {
         "message": "NetBird 驻留在您的托盘中。点击图标即可连接、切换配置文件或打开设置。"
     },
-    "welcome.descriptionMac": {
-        "message": "NetBird 驻留在您的菜单栏中。点击图标即可连接、切换配置文件或打开设置。"
-    },
     "welcome.continue": {
         "message": "继续"
     },
@@ -1299,13 +1293,10 @@
         "message": "文档"
     },
     "daemon.outdated.title": {
-        "message": "NetBird 客户端版本过旧"
+        "message": "NetBird 服务版本过旧"
     },
     "daemon.outdated.description": {
-        "message": "新版 GUI 与您较旧的客户端不兼容。请更新客户端以使用新应用。"
-    },
-    "daemon.outdated.download": {
-        "message": "下载最新版本"
+        "message": "请更新 NetBird 服务以使用此应用。"
     },
     "error.jwt_clock_skew": {
         "message": "登录失败：此设备的时钟与服务器不同步。请同步您的系统时钟后重试。"

client/ui/services/autostart.go

@@ -10,7 +10,7 @@ import (
 	"github.com/wailsapp/wails/v3/pkg/application"
 )
 
-// Autostart facade over Wails' AutostartManager. The OS autostart entry registration
+// Autostart facade over Wails' AutostartManager. The OS login-item registration
 // is the single source of truth; nothing is mirrored to preferences.
 type Autostart struct {
 	mgr *application.AutostartManager

client/ui/services/profileswitcher.go

@@ -12,15 +12,13 @@ import (
 	"github.com/netbirdio/netbird/client/internal/profilemanager"
 )
 
-// ProfileSwitcher holds the switch policy shared by the tray and React
-// frontend so both flip profiles identically. SwitchActive (plain selection:
-// header dropdown, tray submenu) always connects after the switch;
-// SwitchActiveNoConnect (manage-profiles screen) never does, so the user can
-// still adjust the management URL before connecting. prevStatus from
-// DaemonFeed.Get at entry only decides the teardown:
+// ProfileSwitcher holds the reconnect policy shared by the tray and React
+// frontend so both flip profiles identically. The policy keys off prevStatus
+// from DaemonFeed.Get at SwitchActive entry:
 //
-//	Connected/Connecting/NeedsLogin/LoginFailed/SessionExpired → Down first.
-//	Idle → no Down.
+//	Connected/Connecting → Switch + Down + Up; optimistic Connecting paint.
+//	NeedsLogin/LoginFailed/SessionExpired → Switch + Down; clear stale error for re-login.
+//	Idle → Switch only.
 type ProfileSwitcher struct {
 	profiles   *Profiles
 	connection *Connection
@@ -31,40 +29,29 @@ func NewProfileSwitcher(profiles *Profiles, connection *Connection, feed *Daemon
 	return &ProfileSwitcher{profiles: profiles, connection: connection, feed: feed}
 }
 
-// SwitchActive switches to the named profile and always connects afterwards.
+// SwitchActive switches to the named profile applying the reconnect policy.
 func (s *ProfileSwitcher) SwitchActive(ctx context.Context, p ProfileRef) error {
-	return s.switchActive(ctx, p, true)
-}
-
-// SwitchActiveNoConnect switches to the named profile without connecting,
-// tearing down any existing connection first.
-func (s *ProfileSwitcher) SwitchActiveNoConnect(ctx context.Context, p ProfileRef) error {
-	return s.switchActive(ctx, p, false)
-}
-
-func (s *ProfileSwitcher) switchActive(ctx context.Context, p ProfileRef, connect bool) error {
 	prevStatus := ""
-	if s.feed != nil {
-		if st, err := s.feed.Get(ctx); err == nil {
-			prevStatus = st.Status
-		} else {
-			log.Warnf("profileswitcher: get status: %v", err)
-		}
+	if st, err := s.feed.Get(ctx); err == nil {
+		prevStatus = st.Status
+	} else {
+		log.Warnf("profileswitcher: get status: %v", err)
 	}
 
-	needsDown := strings.EqualFold(prevStatus, StatusConnected) ||
-		strings.EqualFold(prevStatus, StatusConnecting) ||
+	wasActive := strings.EqualFold(prevStatus, StatusConnected) ||
+		strings.EqualFold(prevStatus, StatusConnecting)
+	needsDown := wasActive ||
 		strings.EqualFold(prevStatus, StatusNeedsLogin) ||
 		strings.EqualFold(prevStatus, StatusLoginFailed) ||
 		strings.EqualFold(prevStatus, StatusSessionExpired)
 
-	log.Infof("profileswitcher: switch profile=%q prevStatus=%q connect=%v needsDown=%v",
-		p.ProfileName, prevStatus, connect, needsDown)
+	log.Infof("profileswitcher: switch profile=%q prevStatus=%q wasActive=%v needsDown=%v",
+		p.ProfileName, prevStatus, wasActive, needsDown)
 
-	// Optimistic Connecting paint plus stale-push suppression during Down (see
-	// DaemonFeed suppression table); also arms the login-watch that pops
-	// browser-login when the new profile turns out to need SSO.
-	if connect && s.feed != nil {
+	// Optimistic Connecting paint only when wasActive: those prevStatuses emit
+	// stale Connected + transient Idle pushes during Down that must be
+	// suppressed until Up resumes the stream (see DaemonFeed suppression table).
+	if wasActive {
 		s.feed.BeginProfileSwitch()
 	}
 
@@ -89,9 +76,9 @@ func (s *ProfileSwitcher) switchActive(ctx context.Context, p ProfileRef, connec
 		}
 	}
 
-	if connect {
+	if wasActive {
 		if err := s.connection.Up(ctx, UpParams(p)); err != nil {
-			return fmt.Errorf("connect %q: %w", p.ProfileName, err)
+			return fmt.Errorf("reconnect %q: %w", p.ProfileName, err)
 		}
 	}
 

client/ui/services/windowmanager.go

@@ -185,38 +185,37 @@ func (s *WindowManager) OpenBrowserLogin(uri string) {
 			startURL = "/#/dialog/browser-login?uri=" + url.QueryEscape(uri)
 		}
 		s.hideOtherWindowsLocked("browser-login")
+		// Prefer the main window's screen (multi-monitor); falls back to OS-default centering.
+		var screen *application.Screen
+		if s.mainWindow != nil {
+			if sc, err := s.mainWindow.GetScreen(); err == nil {
+				screen = sc
+			}
+		}
 		opts := DialogWindowOptions("browser-login", s.title("window.title.signIn"), startURL, s.linuxIcon)
 		// Not always-on-top: it would obscure the browser tab the user logs in through.
 		opts.AlwaysOnTop = false
 		opts.InitialPosition = application.WindowCentered
-		// Open on the active (where users cursor is) display, like the session-expiration dialog.
-		opts.Screen = s.getScreenBasedOnCursorPosition()
+		opts.Screen = screen
 		s.browserLogin = s.app.Window.NewWithOptions(opts)
 		bl := s.browserLogin
+		// Red-X close means cancel: emit the event so startLogin() tears down the SSO wait.
 		bl.OnWindowEvent(events.Common.WindowClosing, func(_ *application.WindowEvent) {
+			s.app.Event.Emit(EventBrowserLoginCancel)
 			s.mu.Lock()
-			// Only a live user red-X still has this registered; programmatic closers
-			// nil s.browserLogin first and clean up themselves. Guarding here stops a
-			// stale close event from wiping a replacement popup's state.
-			userClosed := s.browserLogin == bl
-			if userClosed {
-				s.browserLogin = nil
-				s.restoreHiddenWindowsLocked()
-			}
+			s.browserLogin = nil
+			s.restoreHiddenWindowsLocked()
 			s.mu.Unlock()
-			if userClosed {
-				s.app.Event.Emit(EventBrowserLoginCancel)
-			}
 		})
-		s.centerOnCursorScreen(s.browserLogin)
+		s.centerWhenReady(s.browserLogin)
 		return
 	}
 	if uri != "" {
 		s.browserLogin.SetURL("/#/dialog/browser-login?uri=" + url.QueryEscape(uri))
 	}
-	s.centerOnCursorScreen(s.browserLogin)
 	s.browserLogin.Show()
 	s.browserLogin.Focus()
+	s.centerWhenReady(s.browserLogin)
 }
 
 // BrowserLoginWindow returns the live SSO popup, or nil. While non-nil it is the
@@ -239,15 +238,6 @@ func (s *WindowManager) CloseBrowserLogin() {
 	s.mu.Lock()
 	w := s.browserLogin
 	s.browserLogin = nil
-	// The WindowClosing hook no-ops on a programmatic close, so restore here —
-	// but only if a popup was actually open. The frontend calls this even when no
-	// popup was ever shown (e.g. resetDialog() after an early RequestExtend failure,
-	// or connection.ts's catch path), and hiddenForLogin is shared with
-	// OpenInstallProgress, so an unconditional restore could re-show windows a
-	// still-running install-progress is hiding.
-	if w != nil {
-		s.restoreHiddenWindowsLocked()
-	}
 	s.mu.Unlock()
 	if w != nil {
 		w.Close()
@@ -289,35 +279,6 @@ func (s *WindowManager) CloseSessionExpiration() {
 	}
 }
 
-// CloseRenewFlow tears down the SSO session-renewal UI in a single call: it
-// closes the browser-login popup and the session-expiration window together.
-func (s *WindowManager) CloseRenewFlow() {
-	s.mu.Lock()
-	bl := s.browserLogin
-	se := s.sessionExpiration
-	s.browserLogin = nil
-	s.sessionExpiration = nil
-	if se != nil {
-		kept := s.hiddenForLogin[:0]
-		for _, w := range s.hiddenForLogin {
-			if w != se {
-				kept = append(kept, w)
-			}
-		}
-		s.hiddenForLogin = kept
-	}
-	s.restoreHiddenWindowsLocked()
-	s.mu.Unlock()
-
-	// Close after unlock so the re-entrant handlers can take s.mu.
-	if bl != nil {
-		bl.Close()
-	}
-	if se != nil {
-		se.Close()
-	}
-}
-
 // OpenInstallProgress shows the install-progress window and hides the rest for the duration
 // (restored on close). It owns its own result polling since the daemon restarts mid-install.
 func (s *WindowManager) OpenInstallProgress(version string) {

client/ui/tray.go

@@ -30,8 +30,6 @@ const (
 
 	statusError = "Error"
 
-	quitDownTimeout = 5 * time.Second
-
 	urlGitHubRepo     = "https://github.com/netbirdio/netbird"
 	urlGitHubReleases = "https://github.com/netbirdio/netbird/releases/latest"
 	urlDocs           = "https://docs.netbird.io"
@@ -317,7 +315,8 @@ func (t *Tray) relayoutMenu() {
 		if sessionDeadline.IsZero() {
 			t.sessionExpiresItem.SetHidden(true)
 		} else {
-			t.sessionExpiresItem.SetLabel(t.sessionRowLabel(sessionDeadline))
+			remaining := t.formatSessionRemaining(time.Until(sessionDeadline))
+			t.sessionExpiresItem.SetLabel(t.loc.T("tray.session.expiresIn", "remaining", remaining))
 			t.sessionExpiresItem.SetHidden(false)
 		}
 	}
@@ -447,28 +446,11 @@ func (t *Tray) buildMenu() *application.Menu {
 	menu.AddSeparator()
 	menu.Add(t.loc.T("tray.menu.quit")).
 		SetAccelerator("CmdOrCtrl+Q").
-		OnClick(func(*application.Context) { t.handleQuit() })
+		OnClick(func(*application.Context) { t.app.Quit() })
 
 	return menu
 }
 
-func (t *Tray) handleQuit() {
-	t.profileMu.Lock()
-	if t.switchCancel != nil {
-		t.switchCancel()
-		t.switchCancel = nil
-	}
-	t.profileMu.Unlock()
-	t.svc.DaemonFeed.CancelProfileSwitch()
-
-	ctx, cancel := context.WithTimeout(context.Background(), quitDownTimeout)
-	defer cancel()
-	if err := t.svc.Connection.Down(ctx); err != nil {
-		log.Errorf("disconnect on quit: %v", err)
-	}
-	t.app.Quit()
-}
-
 // handleConnect receives the clicked item from the buildMenu closure —
 // t.upItem is menuMu-guarded and must not be read here.
 func (t *Tray) handleConnect(upItem *application.MenuItem) {

client/ui/tray_session.go

@@ -64,42 +64,11 @@ func (t *Tray) applySessionExpiry(deadline *time.Time, connected bool) bool {
 	return changed
 }
 
-// runSessionExpiryTicker recomputes the "Expires in …" row label until process exit.
-// The interval scales with the remaining time: coarse when the deadline is far off,
-// down to 10s in the final two minutes so the label doesn't lag the ceiling-rounded
-// countdown near expiry. The cached deadline is re-read every iteration, so an extend
-// or reconnect that moves it is picked up on the next tick.
+// runSessionExpiryTicker recomputes the "Expires in …" row label every 30s. Runs until process exit.
 func (t *Tray) runSessionExpiryTicker() {
-	tm := time.NewTimer(sessionRefreshInterval(t.sessionRemaining()))
-	defer tm.Stop()
-	for range tm.C {
+	tk := time.NewTicker(30 * time.Second)
+	for range tk.C {
 		t.refreshSessionExpiresLabel()
-		tm.Reset(sessionRefreshInterval(t.sessionRemaining()))
-	}
-}
-
-// sessionRemaining returns the time left on the cached SSO deadline, or 0 when unknown.
-func (t *Tray) sessionRemaining() time.Duration {
-	t.sessionMu.Lock()
-	deadline := t.sessionExpiresAt
-	t.sessionMu.Unlock()
-	if deadline.IsZero() {
-		return 0
-	}
-	return time.Until(deadline)
-}
-
-// sessionRefreshInterval picks how long to wait before the next label recompute.
-func sessionRefreshInterval(remaining time.Duration) time.Duration {
-	switch {
-	case remaining <= 0:
-		return 30 * time.Second
-	case remaining <= 2*time.Minute:
-		return 10 * time.Second
-	case remaining <= time.Hour:
-		return 30 * time.Second
-	default:
-		return time.Minute
 	}
 }
 
@@ -118,39 +87,30 @@ func (t *Tray) refreshSessionExpiresLabel() {
 	if deadline.IsZero() {
 		return
 	}
-	item.SetLabel(t.sessionRowLabel(deadline))
-}
-
-func (t *Tray) sessionRowLabel(deadline time.Time) string {
-	remaining := time.Until(deadline)
-	if remaining <= 0 {
-		return t.loc.T("tray.status.sessionExpired")
-	}
-	return t.loc.T("tray.session.expiresIn", "remaining", t.formatSessionRemaining(remaining))
+	remaining := t.formatSessionRemaining(time.Until(deadline))
+	item.SetLabel(t.loc.T("tray.session.expiresIn", "remaining", remaining))
 }
 
 // formatSessionRemaining renders d as a localised long-form string picking the largest non-zero unit.
-// Each unit is rounded up so the label never claims less time than actually remains, matching the
-// upper-bound sense of the sub-minute "less than a minute" fragment.
 // Singular/plural keys are split per language for proper translation.
 func (t *Tray) formatSessionRemaining(d time.Duration) string {
 	switch {
 	case d < time.Minute:
 		return t.loc.T("tray.session.unit.lessThanMinute")
-	case d <= 59*time.Minute:
-		m := ceilDiv(d, time.Minute)
+	case d < time.Hour:
+		m := int(d / time.Minute)
 		if m == 1 {
 			return t.loc.T("tray.session.unit.minute")
 		}
 		return t.loc.T("tray.session.unit.minutes", "count", strconv.Itoa(m))
-	case d <= 23*time.Hour:
-		h := ceilDiv(d, time.Hour)
+	case d < 24*time.Hour:
+		h := int((d + 30*time.Minute) / time.Hour)
 		if h == 1 {
 			return t.loc.T("tray.session.unit.hour")
 		}
 		return t.loc.T("tray.session.unit.hours", "count", strconv.Itoa(h))
 	default:
-		days := ceilDiv(d, 24*time.Hour)
+		days := int((d + 12*time.Hour) / (24 * time.Hour))
 		if days == 1 {
 			return t.loc.T("tray.session.unit.day")
 		}
@@ -158,11 +118,6 @@ func (t *Tray) formatSessionRemaining(d time.Duration) string {
 	}
 }
 
-// ceilDiv divides d by unit rounding up, assuming d > 0.
-func ceilDiv(d, unit time.Duration) int {
-	return int((d + unit - time.Nanosecond) / unit)
-}
-
 // registerSessionWarningCategory wires the OS notification category and response handler for the expiry warning.
 // Errors are swallowed since the worst case is a plain notification without buttons.
 func (t *Tray) registerSessionWarningCategory() {
@@ -297,9 +252,11 @@ func (t *Tray) openSessionExpiration() {
 }
 
 // openSessionExtendFlow opens the SessionExpiration window seeded with the cached deadline's remaining time,
-// for the "Expires in …" tray row. Once the deadline has elapsed the row reads "Session expired" and the
-// click routes to the login flow instead. No-op when the deadline is unknown.
+// for the "Expires in …" tray row. No-ops when the deadline is unknown or elapsed.
 func (t *Tray) openSessionExtendFlow() {
+	if t.svc.WindowManager == nil {
+		return
+	}
 	t.sessionMu.Lock()
 	deadline := t.sessionExpiresAt
 	t.sessionMu.Unlock()
@@ -308,14 +265,6 @@ func (t *Tray) openSessionExtendFlow() {
 	}
 	seconds := int(time.Until(deadline).Seconds())
 	if seconds <= 0 {
-		if t.window != nil {
-			t.window.SetURL("/#/login")
-			t.window.Show()
-			t.window.Focus()
-		}
-		return
-	}
-	if t.svc.WindowManager == nil {
 		return
 	}
 	t.svc.WindowManager.OpenSessionExpiration(seconds)

combined/cmd/admin.go

@@ -1,151 +0,0 @@
-package cmd
-
-import (
-	"context"
-	"fmt"
-
-	"github.com/dexidp/dex/storage"
-	log "github.com/sirupsen/logrus"
-	"github.com/spf13/cobra"
-
-	"github.com/netbirdio/netbird/formatter/hook"
-	admincmd "github.com/netbirdio/netbird/management/cmd/admin"
-	tokencmd "github.com/netbirdio/netbird/management/cmd/token"
-	nbconfig "github.com/netbirdio/netbird/management/internals/server/config"
-	"github.com/netbirdio/netbird/management/server/activity"
-	activitystore "github.com/netbirdio/netbird/management/server/activity/store"
-	"github.com/netbirdio/netbird/management/server/store"
-	"github.com/netbirdio/netbird/management/server/types"
-	"github.com/netbirdio/netbird/util"
-)
-
-// newAdminCommands creates the admin command tree with combined-specific resource openers.
-func newAdminCommands() *cobra.Command {
-	return admincmd.NewCommands(admincmd.Openers{
-		Resources: withAdminResources,
-		Store:     withAdminStoreOnly,
-		IDP:       withAdminIDPOnly,
-	})
-}
-
-func newLegacyTokenCommand() *cobra.Command {
-	cmd := tokencmd.NewCommands(tokencmd.StoreOpener(withAdminStoreOnly))
-	cmd.Deprecated = "use 'admin token' instead"
-	return cmd
-}
-
-// withAdminResources loads the combined YAML config, initializes stores, and calls fn.
-func withAdminResources(cmd *cobra.Command, fn func(ctx context.Context, resources admincmd.Resources) error) error {
-	return withAdminConfig(cmd, func(ctx context.Context, cfg *CombinedConfig) error {
-		mgmtConfig, err := adminManagementConfig(cfg)
-		if err != nil {
-			return err
-		}
-
-		managementStore, err := openAdminStore(ctx, cfg)
-		if err != nil {
-			return err
-		}
-		defer admincmd.CloseStore(ctx, managementStore)
-
-		idpStorage, idpStorageFile, err := admincmd.OpenIDPStorage(mgmtConfig)
-		if err != nil {
-			return err
-		}
-		defer admincmd.CloseIDPStorage(idpStorage)
-
-		eventStore, esErr := openAdminEventStore(ctx, cfg, mgmtConfig)
-		if esErr != nil {
-			_, _ = fmt.Fprintf(cmd.ErrOrStderr(), "Warning: audit events will not be recorded: %v\n", esErr)
-		}
-		if eventStore != nil {
-			defer func() {
-				if err := eventStore.Close(ctx); err != nil {
-					log.Debugf("close activity event store: %v", err)
-				}
-			}()
-		}
-
-		return fn(ctx, admincmd.Resources{Store: managementStore, IDPStorage: idpStorage, IDPStorageFile: idpStorageFile, EventStore: eventStore})
-	})
-}
-
-// withAdminStoreOnly opens only the management store for admin subcommands that do not
-// need embedded IdP storage.
-func withAdminStoreOnly(cmd *cobra.Command, fn func(ctx context.Context, s store.Store) error) error {
-	return withAdminConfig(cmd, func(ctx context.Context, cfg *CombinedConfig) error {
-		managementStore, err := openAdminStore(ctx, cfg)
-		if err != nil {
-			return err
-		}
-		defer admincmd.CloseStore(ctx, managementStore)
-
-		return fn(ctx, managementStore)
-	})
-}
-
-func withAdminIDPOnly(cmd *cobra.Command, fn func(ctx context.Context, idpStorage storage.Storage, storageFile string) error) error {
-	return withAdminConfig(cmd, func(ctx context.Context, cfg *CombinedConfig) error {
-		mgmtConfig, err := adminManagementConfig(cfg)
-		if err != nil {
-			return err
-		}
-		idpStorage, idpStorageFile, err := admincmd.OpenIDPStorage(mgmtConfig)
-		if err != nil {
-			return err
-		}
-		defer admincmd.CloseIDPStorage(idpStorage)
-
-		return fn(ctx, idpStorage, idpStorageFile)
-	})
-}
-
-func withAdminConfig(cmd *cobra.Command, fn func(ctx context.Context, cfg *CombinedConfig) error) error {
-	if err := util.InitLog("error", "console"); err != nil {
-		return fmt.Errorf("init log: %w", err)
-	}
-
-	ctx := context.WithValue(cmd.Context(), hook.ExecutionContextKey, hook.SystemSource) //nolint:staticcheck
-
-	cfg, err := LoadConfig(configPath)
-	if err != nil {
-		return fmt.Errorf("load config: %w", err)
-	}
-	cfg.ApplyAdminDefaults()
-	applyServerStoreEnv(cfg.Server.Store)
-
-	return fn(ctx, cfg)
-}
-
-func adminManagementConfig(cfg *CombinedConfig) (*nbconfig.Config, error) {
-	mgmtConfig, err := cfg.ToManagementConfig()
-	if err != nil {
-		return nil, fmt.Errorf("create management config: %w", err)
-	}
-	return mgmtConfig, nil
-}
-
-func openAdminStore(ctx context.Context, cfg *CombinedConfig) (store.Store, error) {
-	managementStore, err := store.NewStore(ctx, types.Engine(cfg.Management.Store.Engine), cfg.Management.DataDir, nil, true)
-	if err != nil {
-		return nil, fmt.Errorf("create store: %w", err)
-	}
-	return managementStore, nil
-}
-
-func openAdminEventStore(ctx context.Context, cfg *CombinedConfig, config *nbconfig.Config) (activity.Store, error) {
-	if config.DataStoreEncryptionKey == "" {
-		return nil, fmt.Errorf("data store encryption key is not configured")
-	}
-	if err := applyActivityStoreEnv(cfg.Server.ActivityStore); err != nil {
-		return nil, fmt.Errorf("configure activity event store: %w", err)
-	}
-	eventStore, err := activitystore.NewSqlStore(ctx, config.Datadir, config.DataStoreEncryptionKey)
-	if err != nil {
-		return nil, fmt.Errorf("open activity event store: %w", err)
-	}
-	if eventStore == nil {
-		return nil, fmt.Errorf("open activity event store: returned nil store")
-	}
-	return eventStore, nil
-}

combined/cmd/admin_config_test.go

@@ -1,47 +0,0 @@
-package cmd
-
-import (
-	"context"
-	"os"
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	nbconfig "github.com/netbirdio/netbird/management/internals/server/config"
-)
-
-func TestApplyAdminDefaultsCopiesServerStoreWithoutExposedAddress(t *testing.T) {
-	cfg := DefaultConfig()
-	cfg.Server.ExposedAddress = ""
-	cfg.Server.DataDir = "/srv/netbird"
-	cfg.Server.Store = StoreConfig{
-		Engine: "postgres",
-		DSN:    "postgres://user:pass@example.com/netbird",
-	}
-
-	cfg.ApplyAdminDefaults()
-
-	require.Equal(t, "/srv/netbird", cfg.Management.DataDir)
-	require.Equal(t, "postgres", cfg.Management.Store.Engine)
-	require.Equal(t, cfg.Server.Store.DSN, cfg.Management.Store.DSN)
-}
-
-func TestOpenAdminEventStoreMissingEncryptionKeyReturnsNilInterface(t *testing.T) {
-	eventStore, err := openAdminEventStore(context.Background(), &CombinedConfig{}, &nbconfig.Config{})
-	require.Error(t, err)
-	require.Contains(t, err.Error(), "encryption key")
-	require.Nil(t, eventStore)
-}
-
-func TestApplyServerStoreEnv(t *testing.T) {
-	t.Setenv("NB_STORE_ENGINE_POSTGRES_DSN", "")
-	t.Setenv("NB_STORE_ENGINE_MYSQL_DSN", "")
-	t.Setenv("NB_STORE_ENGINE_SQLITE_FILE", "")
-
-	applyServerStoreEnv(StoreConfig{Engine: "postgres", DSN: "postgres-dsn", File: "store.db"})
-	require.Equal(t, "postgres-dsn", os.Getenv("NB_STORE_ENGINE_POSTGRES_DSN"))
-	require.Equal(t, "store.db", os.Getenv("NB_STORE_ENGINE_SQLITE_FILE"))
-
-	applyServerStoreEnv(StoreConfig{Engine: "mysql", DSN: "mysql-dsn"})
-	require.Equal(t, "mysql-dsn", os.Getenv("NB_STORE_ENGINE_MYSQL_DSN"))
-}

combined/cmd/config.go

@@ -6,7 +6,8 @@ import (
 	"net"
 	"net/netip"
 	"os"
-	filePath "path/filepath"
+	"path"
+	"path/filepath"
 	"strings"
 	"time"
 
@@ -73,9 +74,6 @@ type ServerConfig struct {
 	ActivityStore           StoreConfig        `yaml:"activityStore"`
 	AuthStore               StoreConfig        `yaml:"authStore"`
 	ReverseProxy            ReverseProxyConfig `yaml:"reverseProxy"`
-
-	SupportedSyncMessageVersions           *int           `yaml:"supportedSyncMessageVersions,omitempty"`
-	PerAccountSupportedSyncMessageVersions map[string]int `yaml:"perAccountSupportedSyncMessageVersions,omitempty"`
 }
 
 // TLSConfig contains TLS/HTTPS settings
@@ -302,19 +300,6 @@ func (c *CombinedConfig) ApplySimplifiedDefaults() {
 	c.autoConfigureClientSettings(exposedProto, exposedHost, exposedHostPort, hasExternalStuns, hasExternalRelay, hasExternalSignal)
 }
 
-// ApplyAdminDefaults applies the management settings needed by admin commands even
-// when the full server config is invalid and ApplySimplifiedDefaults cannot run.
-func (c *CombinedConfig) ApplyAdminDefaults() {
-	if c.Management.DataDir == "" || c.Management.DataDir == "/var/lib/netbird/" {
-		c.Management.DataDir = c.Server.DataDir
-	}
-	if c.Management.Store.Engine == "" || c.Management.Store.Engine == "sqlite" {
-		if c.Server.Store.Engine != "" || c.Server.Store.File != "" || c.Server.Store.DSN != "" {
-			c.Management.Store = c.Server.Store
-		}
-	}
-}
-
 // applyRelayDefaults configures the relay service if no external relay is configured.
 func (c *CombinedConfig) applyRelayDefaults(exposedProto, exposedHostPort string, hasExternalRelay, hasExternalStuns bool) {
 	if hasExternalRelay {
@@ -592,11 +577,11 @@ func (c *CombinedConfig) buildEmbeddedIdPConfig(mgmt ManagementConfig) (*idp.Emb
 			return nil, fmt.Errorf("authStore.dsn is required when authStore.engine is postgres")
 		}
 	} else {
-		authStorageFile = filePath.Join(mgmt.DataDir, "idp.db")
+		authStorageFile = path.Join(mgmt.DataDir, "idp.db")
 		if c.Server.AuthStore.File != "" {
 			authStorageFile = c.Server.AuthStore.File
-			if !filePath.IsAbs(authStorageFile) {
-				authStorageFile = filePath.Join(mgmt.DataDir, authStorageFile)
+			if !filepath.IsAbs(authStorageFile) {
+				authStorageFile = filepath.Join(mgmt.DataDir, authStorageFile)
 			}
 		}
 	}
@@ -711,18 +696,16 @@ func (c *CombinedConfig) ToManagementConfig() (*nbconfig.Config, error) {
 	httpConfig.AuthCallbackURL = callbackURL + types.ProxyCallbackEndpointFull
 
 	return &nbconfig.Config{
-		Stuns:                              stuns,
-		Relay:                              relayConfig,
-		Signal:                             signalConfig,
-		Datadir:                            mgmt.DataDir,
-		DataStoreEncryptionKey:             mgmt.Store.EncryptionKey,
-		HttpConfig:                         httpConfig,
-		StoreConfig:                        storeConfig,
-		ReverseProxy:                       reverseProxy,
-		DisableDefaultPolicy:               mgmt.DisableDefaultPolicy,
-		EmbeddedIdP:                        embeddedIdP,
-		HighestSupportedSyncMessageVersion: c.Server.SupportedSyncMessageVersions,
-		PerAccountHighestSupportedSyncMessageVersion: c.Server.PerAccountSupportedSyncMessageVersions,
+		Stuns:                  stuns,
+		Relay:                  relayConfig,
+		Signal:                 signalConfig,
+		Datadir:                mgmt.DataDir,
+		DataStoreEncryptionKey: mgmt.Store.EncryptionKey,
+		HttpConfig:             httpConfig,
+		StoreConfig:            storeConfig,
+		ReverseProxy:           reverseProxy,
+		DisableDefaultPolicy:   mgmt.DisableDefaultPolicy,
+		EmbeddedIdP:            embeddedIdP,
 	}, nil
 }
 
@@ -746,7 +729,7 @@ func ApplyEmbeddedIdPConfig(ctx context.Context, cfg *nbconfig.Config, mgmtPort
 		cfg.EmbeddedIdP.Storage.Type = "sqlite3"
 	}
 	if cfg.EmbeddedIdP.Storage.Config.File == "" && cfg.Datadir != "" {
-		cfg.EmbeddedIdP.Storage.Config.File = filePath.Join(cfg.Datadir, "idp.db")
+		cfg.EmbeddedIdP.Storage.Config.File = path.Join(cfg.Datadir, "idp.db")
 	}
 
 	issuer := cfg.EmbeddedIdP.Issuer