CI build + docker publish

.github/workflows/go.yml

@@ -0,0 +1,81 @@
+name: Go
+on:
+  push:
+    branches:
+      - '**'
+    tags:
+      - 'v*.*.*'
+jobs:
+
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    env:
+      CGO_ENABLED: 0
+    steps:
+
+    - name: Set up Go
+      uses: actions/setup-go@v4
+      with:
+        go-version: stable
+      id: go
+
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@v4
+
+    - name: go mod download
+      run: |
+        go mod download
+
+    - name: Cross-build
+      run: |
+        GOOS=linux GOARCH=amd64 go build -o tsproxy-amd64 .
+        GOOS=linux GOARCH=arm64 go build -o tsproxy-arm64 .
+
+    - name: Test
+      run: |
+        go test ./...
+
+    - name: Lint
+      uses: golangci/golangci-lint-action@v4
+      with:
+        version: latest
+
+    - name: Docker meta
+      id: meta
+      uses: docker/metadata-action@v4
+      with:
+        # list of Docker images to use as base name for tags
+        images: |
+          ghcr.io/sr/tsproxy
+        # generate Docker tags based on the following events/attributes
+        tags: |
+          type=ref,event=branch
+          type=ref,event=pr
+          type=semver,pattern={{version}}
+          type=semver,pattern={{major}}.{{minor}}
+          type=semver,pattern={{major}}
+          type=sha
+
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v2
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v2
+
+    - name: Login to GHCR
+      if: github.event_name != 'pull_request'
+      uses: docker/login-action@v2
+      with:
+        registry: ghcr.io
+        username: ${{ github.repository_owner }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Build and push
+      uses: docker/build-push-action@v3
+      with:
+        context: .
+        platforms: linux/amd64,linux/arm64
+        push: ${{ github.event_name != 'pull_request' }}
+        tags: ${{ steps.meta.outputs.tags }}
+        labels: ${{ steps.meta.outputs.labels }}

Dockerfile

@@ -0,0 +1,11 @@
+FROM debian:bookworm
+ARG TARGETARCH
+
+WORKDIR /app
+
+RUN apt-get update && \
+    apt-get install -y ca-certificates
+
+COPY tsproxy-$TARGETARCH /usr/bin/tsproxy
+
+CMD ["/usr/bin/tsproxy"]

tsproxy_test.go

@@ -27,14 +27,6 @@ func (c *fakeLocalClient) WhoIs(ctx context.Context, remoteAddr string) (*apityp
 	return c.whois(ctx, remoteAddr)
 }
 
-func mustParseURL(s string) *url.URL {
-	v, err := url.Parse(s)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
 func TestReverseProxy(t *testing.T) {
 	t.Parallel()