Merge pull request #277 from LaurenceJJones/refactor/proxy-udp-buffer-pool

perf(proxy): add sync.Pool for UDP buffers
2026-04-10 20:06:38 +00:00 · 2026-04-09 13:09:06 -04:00 · 2026-04-09 15:59:03 +01:00 · 2026-04-08 21:58:07 -04:00 · 2026-04-08 14:13:13 +01:00 · 2026-04-07 11:34:18 -04:00
11 changed files with 176 additions and 146 deletions
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -0,0 +1 @@
+* @oschwartz10612 @miloschwartz
--- a/.github/workflows/cicd.yml
+++ b/.github/workflows/cicd.yml
@@ -232,20 +232,20 @@ jobs:
          echo "Checked out $(git rev-parse --short HEAD) for tag ${TAG}"

      #- name: Set up QEMU
-      #  uses: docker/setup-qemu-action@ce360397dd3f832beb865e1373c09c0e9f86d70a # v4.0.0
+      #  uses: docker/setup-qemu-action@c7c53464625b32c7a7e944ae62b3e17d2b600130 # v3.7.0

      #- name: Set up Docker Buildx
-      #  uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0
+      #  uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0

      - name: Log in to Docker Hub
-        uses: docker/login-action@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0
+        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3.7.0
        with:
          registry: docker.io
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}

      - name: Log in to GHCR
-        uses: docker/login-action@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0
+        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3.7.0
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
@@ -259,12 +259,12 @@ jobs:
          echo "DOCKERHUB_IMAGE=${DOCKERHUB_IMAGE,,}" >> "$GITHUB_ENV"

      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0
+        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0

      # Build ONLY amd64 and push arch-specific tag suffixes used later for manifest creation.
      - name: Build and push (amd64 -> *:amd64-TAG)
        id: build_amd
-        uses: docker/build-push-action@d08e5c354a6adb9ed34480a06d141179aa583294 # v7.0.0
+        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8 # v6.19.2
        with:
          context: .
          push: true
@@ -363,14 +363,14 @@ jobs:
          echo "Checked out $(git rev-parse --short HEAD) for tag ${TAG}"

      - name: Log in to Docker Hub
-        uses: docker/login-action@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0
+        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3.7.0
        with:
          registry: docker.io
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}

      - name: Log in to GHCR
-        uses: docker/login-action@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0
+        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3.7.0
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
@@ -384,12 +384,12 @@ jobs:
          echo "DOCKERHUB_IMAGE=${DOCKERHUB_IMAGE,,}" >> "$GITHUB_ENV"

      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0
+        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0

      # Build ONLY arm64 and push arch-specific tag suffixes used later for manifest creation.
      - name: Build and push (arm64 -> *:arm64-TAG)
        id: build_arm
-        uses: docker/build-push-action@d08e5c354a6adb9ed34480a06d141179aa583294 # v7.0.0
+        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8 # v6.19.2
        with:
          context: .
          push: true
@@ -478,14 +478,14 @@ jobs:
          echo "Checked out $(git rev-parse --short HEAD) for tag ${TAG}"

      - name: Log in to Docker Hub
-        uses: docker/login-action@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0
+        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3.7.0
        with:
          registry: docker.io
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}

      - name: Log in to GHCR
-        uses: docker/login-action@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0
+        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3.7.0
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
@@ -499,14 +499,14 @@ jobs:
          echo "DOCKERHUB_IMAGE=${DOCKERHUB_IMAGE,,}" >> "$GITHUB_ENV"

      - name: Set up QEMU
-        uses: docker/setup-qemu-action@ce360397dd3f832beb865e1373c09c0e9f86d70a # v4.0.0
+        uses: docker/setup-qemu-action@c7c53464625b32c7a7e944ae62b3e17d2b600130 # v3.7.0

      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0
+        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0

      - name: Build and push (arm/v7 -> *:armv7-TAG)
        id: build_armv7
-        uses: docker/build-push-action@d08e5c354a6adb9ed34480a06d141179aa583294 # v7.0.0
+        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8 # v6.19.2
        with:
          context: .
          push: true
@@ -551,14 +551,14 @@ jobs:
      #PUBLISH_MINOR:  ${{ github.event_name == 'workflow_dispatch' && inputs.publish_minor  || vars.PUBLISH_MINOR  }}
    steps:
      - name: Log in to Docker Hub
-        uses: docker/login-action@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0
+        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3.7.0
        with:
          registry: docker.io
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}

      - name: Log in to GHCR
-        uses: docker/login-action@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0
+        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3.7.0
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
@@ -572,7 +572,7 @@ jobs:
          echo "DOCKERHUB_IMAGE=${DOCKERHUB_IMAGE,,}" >> "$GITHUB_ENV"

      - name: Set up Docker Buildx (needed for imagetools)
-        uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0
+        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0

      - name: Create & push multi-arch index (GHCR :TAG) via imagetools
        shell: bash
@@ -656,14 +656,14 @@ jobs:
          go-version-file: go.mod

      - name: Log in to Docker Hub
-        uses: docker/login-action@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0
+        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3.7.0
        with:
          registry: docker.io
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}

      - name: Log in to GHCR
-        uses: docker/login-action@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0
+        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3.7.0
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
@@ -687,7 +687,7 @@ jobs:
          sudo apt-get install -y jq

      - name: Set up Docker Buildx (needed for imagetools)
-        uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0
+        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0

      - name: Resolve multi-arch digest refs (by TAG)
        shell: bash
@@ -727,7 +727,7 @@ jobs:
          fi

      - name: Attest build provenance (GHCR) (digest)
-        uses: actions/attest-build-provenance@a2bbfa25375fe432b6a289bc6b6cd05ecd0c4c32 # v4.1.0
+        uses: actions/attest-build-provenance@96278af6caaf10aea03fd8d33a09a777ca52d62f # v3.2.0
        with:
          subject-name: ${{ env.GHCR_IMAGE }}
          subject-digest: ${{ env.GHCR_DIGEST }}
@@ -737,7 +737,7 @@ jobs:
      - name: Attest build provenance (Docker Hub)
        continue-on-error: true
        if: ${{ env.DH_DIGEST != '' }}
-        uses: actions/attest-build-provenance@a2bbfa25375fe432b6a289bc6b6cd05ecd0c4c32 # v4.1.0
+        uses: actions/attest-build-provenance@96278af6caaf10aea03fd8d33a09a777ca52d62f # v3.2.0
        with:
          subject-name: index.docker.io/${{ github.repository_owner }}/${{ github.event.repository.name }}
          subject-digest: ${{ env.DH_DIGEST }}
@@ -745,7 +745,7 @@ jobs:
          show-summary: true

      - name: Install cosign
-        uses: sigstore/cosign-installer@cad07c2e89fa2edd6e2d7bab4c1aa38e53f76003 # v4.1.1
+        uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0
        with:
          cosign-release: "v3.0.2"

@@ -759,7 +759,7 @@ jobs:
          cosign public-key --key env://COSIGN_PRIVATE_KEY >/dev/null

      - name: Generate SBOM (SPDX JSON) from GHCR digest
-        uses: aquasecurity/trivy-action@57a97c7e7821a5776cebc9bb87c984fa69cba8f1 # v0.35.0
+        uses: aquasecurity/trivy-action@97e0b3872f55f89b95b2f65b3dbab56962816478 # v0.34.2
        with:
          image-ref: ${{ env.GHCR_REF }}
          format: spdx-json
@@ -893,7 +893,7 @@ jobs:
          make -j 10 go-build-release VERSION="${TAG}"

      - name: Create GitHub Release (draft)
-        uses: softprops/action-gh-release@153bb8e04406b158c6c84fc1615b65b24149a1fe # v2.6.1
+        uses: softprops/action-gh-release@5be0e66d93ac7ed76da52eca8bb058f665c3a5fe # v2.4.2
        with:
          tag_name: ${{ env.TAG }}
          generate_release_notes: true
--- a/.github/workflows/mirror.yaml
+++ b/.github/workflows/mirror.yaml
@@ -23,7 +23,7 @@ jobs:
          skopeo --version

      - name: Install cosign
-        uses: sigstore/cosign-installer@cad07c2e89fa2edd6e2d7bab4c1aa38e53f76003 # v4.1.1
+        uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0

      - name: Input check
        run: |
--- a/.github/workflows/stale-bot.yml
+++ b/.github/workflows/stale-bot.yml
@@ -14,7 +14,7 @@ jobs:
  stale:
    runs-on: ubuntu-latest
    steps:
-      - uses: actions/stale@b5d41d4e1d5dceea10e7104786b73624c18a190f # v10.2.0
+      - uses: actions/stale@997185467fa4f803885201cee163a9f38240193d # v10.1.1
        with:
          days-before-stale: 14
          days-before-close: 14
--- a/blueprint.yaml
+++ b/blueprint.yaml
@@ -1,37 +0,0 @@
-resources:
-  resource-nice-id:
-    name: this is my resource
-    protocol: http
-    full-domain: level1.test3.example.com
-    host-header: example.com
-    tls-server-name: example.com
-    auth:
-      pincode: 123456
-      password: sadfasdfadsf
-      sso-enabled: true
-      sso-roles:
-      - Member
-      sso-users:
-      - owen@pangolin.net
-      whitelist-users:
-      - owen@pangolin.net
-    targets:
-    # - site: glossy-plains-viscacha-rat
-    - hostname: localhost
-      method: http
-      port: 8000
-      healthcheck:
-        port: 8000
-        hostname: localhost
-    # - site: glossy-plains-viscacha-rat
-    - hostname: localhost
-      method: http
-      port: 8001
-  resource-nice-id2:
-    name: this is other resource
-    protocol: tcp
-    proxy-port: 3000
-    targets:
-    # - site: glossy-plains-viscacha-rat
-    - hostname: localhost
-      port: 3000
--- a/flake.nix
+++ b/flake.nix
@@ -35,7 +35,7 @@
            inherit version;
            src = pkgs.nix-gitignore.gitignoreSource [ ] ./.;

-            vendorHash = "sha256-YJyMVfbhJSs6VFzvrZcfNLfK4TD4OWM/KhtkBvas32Q=";
+            vendorHash = "sha256-kmQM8Yy5TuOiNpMpUme/2gfE+vrhUK+0AphN+p71wGs=";

            nativeInstallCheckInputs = [ pkgs.versionCheckHook ];

--- a/go.mod
+++ b/go.mod
@@ -4,27 +4,27 @@ go 1.25.0

 require (
 	github.com/docker/docker v28.5.2+incompatible
-	github.com/gaissmai/bart v0.26.1
+	github.com/gaissmai/bart v0.26.0
 	github.com/gorilla/websocket v1.5.3
 	github.com/prometheus/client_golang v1.23.2
 	github.com/vishvananda/netlink v1.3.1
-	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.68.0
-	go.opentelemetry.io/contrib/instrumentation/runtime v0.68.0
-	go.opentelemetry.io/otel v1.43.0
-	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.43.0
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.43.0
-	go.opentelemetry.io/otel/exporters/prometheus v0.65.0
-	go.opentelemetry.io/otel/metric v1.43.0
-	go.opentelemetry.io/otel/sdk v1.43.0
-	go.opentelemetry.io/otel/sdk/metric v1.43.0
-	golang.org/x/crypto v0.50.0
+	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.66.0
+	go.opentelemetry.io/contrib/instrumentation/runtime v0.66.0
+	go.opentelemetry.io/otel v1.41.0
+	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.41.0
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.41.0
+	go.opentelemetry.io/otel/exporters/prometheus v0.63.0
+	go.opentelemetry.io/otel/metric v1.41.0
+	go.opentelemetry.io/otel/sdk v1.41.0
+	go.opentelemetry.io/otel/sdk/metric v1.41.0
+	golang.org/x/crypto v0.48.0
 	golang.org/x/exp v0.0.0-20251113190631-e25ba8c21ef6
-	golang.org/x/net v0.53.0
-	golang.org/x/sys v0.43.0
+	golang.org/x/net v0.51.0
+	golang.org/x/sys v0.41.0
 	golang.zx2c4.com/wireguard v0.0.0-20250521234502-f333402bd9cb
 	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20241231184526-a9ab2273dd10
 	golang.zx2c4.com/wireguard/windows v0.5.3
-	google.golang.org/grpc v1.80.0
+	google.golang.org/grpc v1.79.1
 	gopkg.in/yaml.v3 v3.0.1
 	gvisor.dev/gvisor v0.0.0-20250503011706-39ed1f5ac29c
 	software.sslmate.com/src/go-pkcs12 v0.7.0
@@ -57,21 +57,21 @@ require (
 	github.com/prometheus/client_model v0.6.2 // indirect
 	github.com/prometheus/common v0.67.5 // indirect
 	github.com/prometheus/otlptranslator v1.0.0 // indirect
-	github.com/prometheus/procfs v0.20.1 // indirect
+	github.com/prometheus/procfs v0.19.2 // indirect
 	github.com/vishvananda/netns v0.0.5 // indirect
 	go.opentelemetry.io/auto/sdk v1.2.1 // indirect
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.43.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.41.0 // indirect
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.38.0 // indirect
-	go.opentelemetry.io/otel/trace v1.43.0 // indirect
-	go.opentelemetry.io/proto/otlp v1.10.0 // indirect
-	go.yaml.in/yaml/v2 v2.4.4 // indirect
-	golang.org/x/mod v0.34.0 // indirect
-	golang.org/x/sync v0.20.0 // indirect
-	golang.org/x/text v0.36.0 // indirect
+	go.opentelemetry.io/otel/trace v1.41.0 // indirect
+	go.opentelemetry.io/proto/otlp v1.9.0 // indirect
+	go.yaml.in/yaml/v2 v2.4.3 // indirect
+	golang.org/x/mod v0.32.0 // indirect
+	golang.org/x/sync v0.19.0 // indirect
+	golang.org/x/text v0.34.0 // indirect
 	golang.org/x/time v0.12.0 // indirect
-	golang.org/x/tools v0.43.0 // indirect
+	golang.org/x/tools v0.41.0 // indirect
 	golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2 // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20260401024825-9d38bb4040a9 // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20260401024825-9d38bb4040a9 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20260209200024-4cfbd4190f57 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20260209200024-4cfbd4190f57 // indirect
 	google.golang.org/protobuf v1.36.11 // indirect
 )
--- a/go.sum
+++ b/go.sum
@@ -26,8 +26,8 @@ github.com/docker/go-units v0.4.0 h1:3uh0PgVws3nIA0Q+MwDC8yjEPf9zjRfZZWXZYDct3Tw
 github.com/docker/go-units v0.4.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
 github.com/felixge/httpsnoop v1.0.4 h1:NFTV2Zj1bL4mc9sqWACXbQFVBBg2W3GPvqp8/ESS2Wg=
 github.com/felixge/httpsnoop v1.0.4/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U=
-github.com/gaissmai/bart v0.26.1 h1:+w4rnLGNlA2GDVn382Tfe3jOsK5vOr5n4KmigJ9lbTo=
-github.com/gaissmai/bart v0.26.1/go.mod h1:GREWQfTLRWz/c5FTOsIw+KkscuFkIV5t8Rp7Nd1Td5c=
+github.com/gaissmai/bart v0.26.0 h1:xOZ57E9hJLBiQaSyeZa9wgWhGuzfGACgqp4BE77OkO0=
+github.com/gaissmai/bart v0.26.0/go.mod h1:GREWQfTLRWz/c5FTOsIw+KkscuFkIV5t8Rp7Nd1Td5c=
 github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
 github.com/go-logr/logr v1.4.3 h1:CjnDlHq8ikf6E492q6eKboGOC0T8CDaOvkHCIg8idEI=
 github.com/go-logr/logr v1.4.3/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
@@ -81,8 +81,8 @@ github.com/prometheus/common v0.67.5 h1:pIgK94WWlQt1WLwAC5j2ynLaBRDiinoAb86HZHTU
 github.com/prometheus/common v0.67.5/go.mod h1:SjE/0MzDEEAyrdr5Gqc6G+sXI67maCxzaT3A2+HqjUw=
 github.com/prometheus/otlptranslator v1.0.0 h1:s0LJW/iN9dkIH+EnhiD3BlkkP5QVIUVEoIwkU+A6qos=
 github.com/prometheus/otlptranslator v1.0.0/go.mod h1:vRYWnXvI6aWGpsdY/mOT/cbeVRBlPWtBNDb7kGR3uKM=
-github.com/prometheus/procfs v0.20.1 h1:XwbrGOIplXW/AU3YhIhLODXMJYyC1isLFfYCsTEycfc=
-github.com/prometheus/procfs v0.20.1/go.mod h1:o9EMBZGRyvDrSPH1RqdxhojkuXstoe4UlK79eF5TGGo=
+github.com/prometheus/procfs v0.19.2 h1:zUMhqEW66Ex7OXIiDkll3tl9a1ZdilUOd/F6ZXw4Vws=
+github.com/prometheus/procfs v0.19.2/go.mod h1:M0aotyiemPhBCM0z5w87kL22CxfcH05ZpYlu+b4J7mw=
 github.com/rogpeppe/go-internal v1.14.1 h1:UQB4HGPB6osV0SQTLymcB4TgvyWu6ZyliaW0tI/otEQ=
 github.com/rogpeppe/go-internal v1.14.1/go.mod h1:MaRKkUm5W0goXpeCfT7UZI6fk/L7L7so1lCWt35ZSgc=
 github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ=
@@ -95,56 +95,56 @@ github.com/vishvananda/netns v0.0.5 h1:DfiHV+j8bA32MFM7bfEunvT8IAqQ/NzSJHtcmW5zd
 github.com/vishvananda/netns v0.0.5/go.mod h1:SpkAiCQRtJ6TvvxPnOSyH3BMl6unz3xZlaprSwhNNJM=
 go.opentelemetry.io/auto/sdk v1.2.1 h1:jXsnJ4Lmnqd11kwkBV2LgLoFMZKizbCi5fNZ/ipaZ64=
 go.opentelemetry.io/auto/sdk v1.2.1/go.mod h1:KRTj+aOaElaLi+wW1kO/DZRXwkF4C5xPbEe3ZiIhN7Y=
-go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.68.0 h1:CqXxU8VOmDefoh0+ztfGaymYbhdB/tT3zs79QaZTNGY=
-go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.68.0/go.mod h1:BuhAPThV8PBHBvg8ZzZ/Ok3idOdhWIodywz2xEcRbJo=
-go.opentelemetry.io/contrib/instrumentation/runtime v0.68.0 h1:jhVIQEprwUTV+KfzzliLidclhoTOoHTgdz96kAyR8mU=
-go.opentelemetry.io/contrib/instrumentation/runtime v0.68.0/go.mod h1:4HsdbLUbernaTnA8CNaNE+1g026SciXb3juRYe3l8EY=
-go.opentelemetry.io/otel v1.43.0 h1:mYIM03dnh5zfN7HautFE4ieIig9amkNANT+xcVxAj9I=
-go.opentelemetry.io/otel v1.43.0/go.mod h1:JuG+u74mvjvcm8vj8pI5XiHy1zDeoCS2LB1spIq7Ay0=
-go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.43.0 h1:8UQVDcZxOJLtX6gxtDt3vY2WTgvZqMQRzjsqiIHQdkc=
-go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.43.0/go.mod h1:2lmweYCiHYpEjQ/lSJBYhj9jP1zvCvQW4BqL9dnT7FQ=
-go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.43.0 h1:88Y4s2C8oTui1LGM6bTWkw0ICGcOLCAI5l6zsD1j20k=
-go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.43.0/go.mod h1:Vl1/iaggsuRlrHf/hfPJPvVag77kKyvrLeD10kpMl+A=
-go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.43.0 h1:RAE+JPfvEmvy+0LzyUA25/SGawPwIUbZ6u0Wug54sLc=
-go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.43.0/go.mod h1:AGmbycVGEsRx9mXMZ75CsOyhSP6MFIcj/6dnG+vhVjk=
+go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.66.0 h1:PnV4kVnw0zOmwwFkAzCN5O07fw1YOIQor120zrh0AVo=
+go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.66.0/go.mod h1:ofAwF4uinaf8SXdVzzbL4OsxJ3VfeEg3f/F6CeF49/Y=
+go.opentelemetry.io/contrib/instrumentation/runtime v0.66.0 h1:JruBNmrPELWjR+PU3fsQBFQRYtsMLQ/zPfbvwDz9I/w=
+go.opentelemetry.io/contrib/instrumentation/runtime v0.66.0/go.mod h1:vwNrfL6w1uAE3qX48KFii2Qoqf+NEDP5wNjus+RHz8Y=
+go.opentelemetry.io/otel v1.41.0 h1:YlEwVsGAlCvczDILpUXpIpPSL/VPugt7zHThEMLce1c=
+go.opentelemetry.io/otel v1.41.0/go.mod h1:Yt4UwgEKeT05QbLwbyHXEwhnjxNO6D8L5PQP51/46dE=
+go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.41.0 h1:VO3BL6OZXRQ1yQc8W6EVfJzINeJ35BkiHx4MYfoQf44=
+go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.41.0/go.mod h1:qRDnJ2nv3CQXMK2HUd9K9VtvedsPAce3S+/4LZHjX/s=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.41.0 h1:ao6Oe+wSebTlQ1OEht7jlYTzQKE+pnx/iNywFvTbuuI=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.41.0/go.mod h1:u3T6vz0gh/NVzgDgiwkgLxpsSF6PaPmo2il0apGJbls=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.41.0 h1:mq/Qcf28TWz719lE3/hMB4KkyDuLJIvgJnFGcd0kEUI=
+go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.41.0/go.mod h1:yk5LXEYhsL2htyDNJbEq7fWzNEigeEdV5xBF/Y+kAv0=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.38.0 h1:aTL7F04bJHUlztTsNGJ2l+6he8c+y/b//eR0jjjemT4=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.38.0/go.mod h1:kldtb7jDTeol0l3ewcmd8SDvx3EmIE7lyvqbasU3QC4=
-go.opentelemetry.io/otel/exporters/prometheus v0.65.0 h1:jOveH/b4lU9HT7y+Gfamf18BqlOuz2PWEvs8yM7Q6XE=
-go.opentelemetry.io/otel/exporters/prometheus v0.65.0/go.mod h1:i1P8pcumauPtUI4YNopea1dhzEMuEqWP1xoUZDylLHo=
-go.opentelemetry.io/otel/metric v1.43.0 h1:d7638QeInOnuwOONPp4JAOGfbCEpYb+K6DVWvdxGzgM=
-go.opentelemetry.io/otel/metric v1.43.0/go.mod h1:RDnPtIxvqlgO8GRW18W6Z/4P462ldprJtfxHxyKd2PY=
-go.opentelemetry.io/otel/sdk v1.43.0 h1:pi5mE86i5rTeLXqoF/hhiBtUNcrAGHLKQdhg4h4V9Dg=
-go.opentelemetry.io/otel/sdk v1.43.0/go.mod h1:P+IkVU3iWukmiit/Yf9AWvpyRDlUeBaRg6Y+C58QHzg=
-go.opentelemetry.io/otel/sdk/metric v1.43.0 h1:S88dyqXjJkuBNLeMcVPRFXpRw2fuwdvfCGLEo89fDkw=
-go.opentelemetry.io/otel/sdk/metric v1.43.0/go.mod h1:C/RJtwSEJ5hzTiUz5pXF1kILHStzb9zFlIEe85bhj6A=
-go.opentelemetry.io/otel/trace v1.43.0 h1:BkNrHpup+4k4w+ZZ86CZoHHEkohws8AY+WTX09nk+3A=
-go.opentelemetry.io/otel/trace v1.43.0/go.mod h1:/QJhyVBUUswCphDVxq+8mld+AvhXZLhe+8WVFxiFff0=
-go.opentelemetry.io/proto/otlp v1.10.0 h1:IQRWgT5srOCYfiWnpqUYz9CVmbO8bFmKcwYxpuCSL2g=
-go.opentelemetry.io/proto/otlp v1.10.0/go.mod h1:/CV4QoCR/S9yaPj8utp3lvQPoqMtxXdzn7ozvvozVqk=
+go.opentelemetry.io/otel/exporters/prometheus v0.63.0 h1:OLo1FNb0pBZykLqbKRZolKtGZd0Waqlr240YdMEnhhg=
+go.opentelemetry.io/otel/exporters/prometheus v0.63.0/go.mod h1:8yeQAdhrK5xsWuFehO13Dk/Xb9FuhZoVpJfpoNCfJnw=
+go.opentelemetry.io/otel/metric v1.41.0 h1:rFnDcs4gRzBcsO9tS8LCpgR0dxg4aaxWlJxCno7JlTQ=
+go.opentelemetry.io/otel/metric v1.41.0/go.mod h1:xPvCwd9pU0VN8tPZYzDZV/BMj9CM9vs00GuBjeKhJps=
+go.opentelemetry.io/otel/sdk v1.41.0 h1:YPIEXKmiAwkGl3Gu1huk1aYWwtpRLeskpV+wPisxBp8=
+go.opentelemetry.io/otel/sdk v1.41.0/go.mod h1:ahFdU0G5y8IxglBf0QBJXgSe7agzjE4GiTJ6HT9ud90=
+go.opentelemetry.io/otel/sdk/metric v1.41.0 h1:siZQIYBAUd1rlIWQT2uCxWJxcCO7q3TriaMlf08rXw8=
+go.opentelemetry.io/otel/sdk/metric v1.41.0/go.mod h1:HNBuSvT7ROaGtGI50ArdRLUnvRTRGniSUZbxiWxSO8Y=
+go.opentelemetry.io/otel/trace v1.41.0 h1:Vbk2co6bhj8L59ZJ6/xFTskY+tGAbOnCtQGVVa9TIN0=
+go.opentelemetry.io/otel/trace v1.41.0/go.mod h1:U1NU4ULCoxeDKc09yCWdWe+3QoyweJcISEVa1RBzOis=
+go.opentelemetry.io/proto/otlp v1.9.0 h1:l706jCMITVouPOqEnii2fIAuO3IVGBRPV5ICjceRb/A=
+go.opentelemetry.io/proto/otlp v1.9.0/go.mod h1:xE+Cx5E/eEHw+ISFkwPLwCZefwVjY+pqKg1qcK03+/4=
 go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
 go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE=
-go.yaml.in/yaml/v2 v2.4.4 h1:tuyd0P+2Ont/d6e2rl3be67goVK4R6deVxCUX5vyPaQ=
-go.yaml.in/yaml/v2 v2.4.4/go.mod h1:gMZqIpDtDqOfM0uNfy0SkpRhvUryYH0Z6wdMYcacYXQ=
-golang.org/x/crypto v0.50.0 h1:zO47/JPrL6vsNkINmLoo/PH1gcxpls50DNogFvB5ZGI=
-golang.org/x/crypto v0.50.0/go.mod h1:3muZ7vA7PBCE6xgPX7nkzzjiUq87kRItoJQM1Yo8S+Q=
+go.yaml.in/yaml/v2 v2.4.3 h1:6gvOSjQoTB3vt1l+CU+tSyi/HOjfOjRLJ4YwYZGwRO0=
+go.yaml.in/yaml/v2 v2.4.3/go.mod h1:zSxWcmIDjOzPXpjlTTbAsKokqkDNAVtZO0WOMiT90s8=
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+golang.org/x/crypto v0.48.0/go.mod h1:r0kV5h3qnFPlQnBSrULhlsRfryS2pmewsg+XfMgkVos=
 golang.org/x/exp v0.0.0-20251113190631-e25ba8c21ef6 h1:zfMcR1Cs4KNuomFFgGefv5N0czO2XZpUbxGUy8i8ug0=
 golang.org/x/exp v0.0.0-20251113190631-e25ba8c21ef6/go.mod h1:46edojNIoXTNOhySWIWdix628clX9ODXwPsQuG6hsK0=
-golang.org/x/mod v0.34.0 h1:xIHgNUUnW6sYkcM5Jleh05DvLOtwc6RitGHbDk4akRI=
-golang.org/x/mod v0.34.0/go.mod h1:ykgH52iCZe79kzLLMhyCUzhMci+nQj+0XkbXpNYtVjY=
-golang.org/x/net v0.53.0 h1:d+qAbo5L0orcWAr0a9JweQpjXF19LMXJE8Ey7hwOdUA=
-golang.org/x/net v0.53.0/go.mod h1:JvMuJH7rrdiCfbeHoo3fCQU24Lf5JJwT9W3sJFulfgs=
-golang.org/x/sync v0.20.0 h1:e0PTpb7pjO8GAtTs2dQ6jYa5BWYlMuX047Dco/pItO4=
-golang.org/x/sync v0.20.0/go.mod h1:9xrNwdLfx4jkKbNva9FpL6vEN7evnE43NNNJQ2LF3+0=
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+golang.org/x/net v0.51.0 h1:94R/GTO7mt3/4wIKpcR5gkGmRLOuE/2hNGeWq/GBIFo=
+golang.org/x/net v0.51.0/go.mod h1:aamm+2QF5ogm02fjy5Bb7CQ0WMt1/WVM7FtyaTLlA9Y=
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+golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
 golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.43.0 h1:Rlag2XtaFTxp19wS8MXlJwTvoh8ArU6ezoyFsMyCTNI=
-golang.org/x/sys v0.43.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=
-golang.org/x/text v0.36.0 h1:JfKh3XmcRPqZPKevfXVpI1wXPTqbkE5f7JA92a55Yxg=
-golang.org/x/text v0.36.0/go.mod h1:NIdBknypM8iqVmPiuco0Dh6P5Jcdk8lJL0CUebqK164=
+golang.org/x/sys v0.41.0 h1:Ivj+2Cp/ylzLiEU89QhWblYnOE9zerudt9Ftecq2C6k=
+golang.org/x/sys v0.41.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
+golang.org/x/text v0.34.0 h1:oL/Qq0Kdaqxa1KbNeMKwQq0reLCCaFtqu2eNuSeNHbk=
+golang.org/x/text v0.34.0/go.mod h1:homfLqTYRFyVYemLBFl5GgL/DWEiH5wcsQ5gSh1yziA=
 golang.org/x/time v0.12.0 h1:ScB/8o8olJvc+CQPWrK3fPZNfh7qgwCrY0zJmoEQLSE=
 golang.org/x/time v0.12.0/go.mod h1:CDIdPxbZBQxdj6cxyCIdrNogrJKMJ7pr37NYpMcMDSg=
-golang.org/x/tools v0.43.0 h1:12BdW9CeB3Z+J/I/wj34VMl8X+fEXBxVR90JeMX5E7s=
-golang.org/x/tools v0.43.0/go.mod h1:uHkMso649BX2cZK6+RpuIPXS3ho2hZo4FVwfoy1vIk0=
+golang.org/x/tools v0.41.0 h1:a9b8iMweWG+S0OBnlU36rzLp20z1Rp10w+IY2czHTQc=
+golang.org/x/tools v0.41.0/go.mod h1:XSY6eDqxVNiYgezAVqqCeihT4j1U2CCsqvH3WhQpnlg=
 golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2 h1:B82qJJgjvYKsXS9jeunTOisW56dUokqW/FOteYJJ/yg=
 golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2/go.mod h1:deeaetjYA+DHMHg+sMSMI58GrEteJUUzzw7en6TJQcI=
 golang.zx2c4.com/wireguard v0.0.0-20250521234502-f333402bd9cb h1:whnFRlWMcXI9d+ZbWg+4sHnLp52d5yiIPUxMBSt4X9A=
@@ -153,14 +153,14 @@ golang.zx2c4.com/wireguard/wgctrl v0.0.0-20241231184526-a9ab2273dd10 h1:3GDAcqdI
 golang.zx2c4.com/wireguard/wgctrl v0.0.0-20241231184526-a9ab2273dd10/go.mod h1:T97yPqesLiNrOYxkwmhMI0ZIlJDm+p0PMR8eRVeR5tQ=
 golang.zx2c4.com/wireguard/windows v0.5.3 h1:On6j2Rpn3OEMXqBq00QEDC7bWSZrPIHKIus8eIuExIE=
 golang.zx2c4.com/wireguard/windows v0.5.3/go.mod h1:9TEe8TJmtwyQebdFwAkEWOPr3prrtqm+REGFifP60hI=
-gonum.org/v1/gonum v0.17.0 h1:VbpOemQlsSMrYmn7T2OUvQ4dqxQXU+ouZFQsZOx50z4=
-gonum.org/v1/gonum v0.17.0/go.mod h1:El3tOrEuMpv2UdMrbNlKEh9vd86bmQ6vqIcDwxEOc1E=
-google.golang.org/genproto/googleapis/api v0.0.0-20260401024825-9d38bb4040a9 h1:VPWxll4HlMw1Vs/qXtN7BvhZqsS9cdAittCNvVENElA=
-google.golang.org/genproto/googleapis/api v0.0.0-20260401024825-9d38bb4040a9/go.mod h1:7QBABkRtR8z+TEnmXTqIqwJLlzrZKVfAUm7tY3yGv0M=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20260401024825-9d38bb4040a9 h1:m8qni9SQFH0tJc1X0vmnpw/0t+AImlSvp30sEupozUg=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20260401024825-9d38bb4040a9/go.mod h1:4Hqkh8ycfw05ld/3BWL7rJOSfebL2Q+DVDeRgYgxUU8=
-google.golang.org/grpc v1.80.0 h1:Xr6m2WmWZLETvUNvIUmeD5OAagMw3FiKmMlTdViWsHM=
-google.golang.org/grpc v1.80.0/go.mod h1:ho/dLnxwi3EDJA4Zghp7k2Ec1+c2jqup0bFkw07bwF4=
+gonum.org/v1/gonum v0.16.0 h1:5+ul4Swaf3ESvrOnidPp4GZbzf0mxVQpDCYUQE7OJfk=
+gonum.org/v1/gonum v0.16.0/go.mod h1:fef3am4MQ93R2HHpKnLk4/Tbh/s0+wqD5nfa6Pnwy4E=
+google.golang.org/genproto/googleapis/api v0.0.0-20260209200024-4cfbd4190f57 h1:JLQynH/LBHfCTSbDWl+py8C+Rg/k1OVH3xfcaiANuF0=
+google.golang.org/genproto/googleapis/api v0.0.0-20260209200024-4cfbd4190f57/go.mod h1:kSJwQxqmFXeo79zOmbrALdflXQeAYcUbgS7PbpMknCY=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20260209200024-4cfbd4190f57 h1:mWPCjDEyshlQYzBpMNHaEof6UX1PmHcaUODUywQ0uac=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20260209200024-4cfbd4190f57/go.mod h1:j9x/tPzZkyxcgEFkiKEEGxfvyumM01BEtsW8xzOahRQ=
+google.golang.org/grpc v1.79.1 h1:zGhSi45ODB9/p3VAawt9a+O/MULLl9dpizzNNpq7flY=
+google.golang.org/grpc v1.79.1/go.mod h1:KmT0Kjez+0dde/v2j9vzwoAScgEPx/Bw1CYChhHLrHQ=
 google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=
 google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
--- a/proxy/manager.go
+++ b/proxy/manager.go
@@ -23,9 +23,30 @@ import (

 const (
 	errUnsupportedProtoFmt = "unsupported protocol: %s"
-	maxUDPPacketSize       = 65507
+	maxUDPPacketSize       = 65507 // Maximum UDP packet size
 )

+// udpBufferPool provides reusable buffers for UDP packet handling.
+// This reduces GC pressure from frequent large allocations.
+var udpBufferPool = sync.Pool{
+	New: func() any {
+		buf := make([]byte, maxUDPPacketSize)
+		return &buf
+	},
+}
+
+// getUDPBuffer retrieves a buffer from the pool.
+func getUDPBuffer() *[]byte {
+	return udpBufferPool.Get().(*[]byte)
+}
+
+// putUDPBuffer clears and returns a buffer to the pool.
+func putUDPBuffer(buf *[]byte) {
+	// Clear the buffer to prevent data leakage
+	clear(*buf)
+	udpBufferPool.Put(buf)
+}
+
 // Target represents a proxy target with its address and port
 type Target struct {
 	Address string
@@ -555,7 +576,9 @@ func (pm *ProxyManager) handleTCPProxy(listener net.Listener, targetAddr string)
 }

 func (pm *ProxyManager) handleUDPProxy(conn *gonet.UDPConn, targetAddr string) {
-	buffer := make([]byte, maxUDPPacketSize) // Max UDP packet size
+	bufPtr := getUDPBuffer()
+	defer putUDPBuffer(bufPtr)
+	buffer := *bufPtr
 	clientConns := make(map[string]*net.UDPConn)
 	var clientsMutex sync.RWMutex

@@ -638,7 +661,10 @@ func (pm *ProxyManager) handleUDPProxy(conn *gonet.UDPConn, targetAddr string) {
 			go func(clientKey string, targetConn *net.UDPConn, remoteAddr net.Addr, tunnelID string) {
 				start := time.Now()
 				result := "success"
+				bufPtr := getUDPBuffer()
 				defer func() {
+					// Return buffer to pool first
+					putUDPBuffer(bufPtr)
 					// Always clean up when this goroutine exits
 					clientsMutex.Lock()
 					if storedConn, exists := clientConns[clientKey]; exists && storedConn == targetConn {
@@ -653,7 +679,7 @@ func (pm *ProxyManager) handleUDPProxy(conn *gonet.UDPConn, targetAddr string) {
 					telemetry.IncProxyConnectionEvent(context.Background(), tunnelID, "udp", telemetry.ProxyConnectionClosed)
 				}()

-				buffer := make([]byte, maxUDPPacketSize)
+				buffer := *bufPtr
 				for {
 					n, _, err := targetConn.ReadFromUDP(buffer)
 					if err != nil {
--- a/websocket/config.go
+++ b/websocket/config.go
@@ -71,6 +71,11 @@ func (c *Client) loadConfig() error {
 		}
 		return err
 	}
+	if len(bytes.TrimSpace(data)) == 0 {
+		logger.Info("Config file at %s is empty, will initialize it with provided values", configPath)
+		c.configNeedsSave = true
+		return nil
+	}

 	var config Config
 	if err := json.Unmarshal(data, &config); err != nil {
--- a/websocket/config_test.go
+++ b/websocket/config_test.go
@@ -0,0 +1,35 @@
+package websocket
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+func TestLoadConfig_EmptyFileMarksConfigForSave(t *testing.T) {
+	t.Setenv("CONFIG_FILE", "")
+
+	tmpDir := t.TempDir()
+	configPath := filepath.Join(tmpDir, "config.json")
+	if err := os.WriteFile(configPath, []byte(""), 0o644); err != nil {
+		t.Fatalf("failed to create empty config file: %v", err)
+	}
+
+	client := &Client{
+		config: &Config{
+			Endpoint:        "https://example.com",
+			ProvisioningKey: "spk-test",
+		},
+		clientType:     "newt",
+		configFilePath: configPath,
+	}
+
+	if err := client.loadConfig(); err != nil {
+		t.Fatalf("loadConfig returned error for empty file: %v", err)
+	}
+
+	if !client.configNeedsSave {
+		t.Fatal("expected empty config file to mark configNeedsSave")
+	}
+}
+
Author	SHA1	Message	Date
Owen Schwartz	6becf0f719	Merge pull request #277 from LaurenceJJones/refactor/proxy-udp-buffer-pool perf(proxy): add sync.Pool for UDP buffers	2026-04-09 13:09:06 -04:00
Laurence	4d8d00241d	perf(proxy): add sync.Pool for UDP buffers - Add udpBufferPool for reusable 65507-byte UDP packet buffers - Add getUDPBuffer() and putUDPBuffer() helper functions - Clear buffer contents before returning to pool to prevent data leakage - Apply pooling to both main handler buffer and per-client goroutine buffers - Reduces GC pressure from frequent large allocations during UDP proxying Made-with: Cursor	2026-04-09 15:59:03 +01:00
Owen Schwartz	7e1e3408d5	Merge pull request #302 from LaurenceJJones/fix/config-file-provision-save fix: allow empty config file bootstrap before provisioning	2026-04-08 21:58:07 -04:00
Laurence	d7c3c38d24	fix: allow empty config file bootstrap before provisioning Treat an empty CONFIG_FILE as initial state instead of failing JSON parse, so provisioning can proceed and credentials can be saved. Ref: fosrl/pangolin#2812	2026-04-08 14:13:13 +01:00
Owen	27e471942e	Add CODEOWNERS	2026-04-07 11:34:18 -04:00
Owen	184bfb12d6	Delete bad bp	2026-04-03 17:36:48 -04:00