CI: add reusable cleanup workflow and clear Go caches

.github/actions/cleanup-space/action.yaml

@@ -0,0 +1,50 @@
+name: "Clean up runner disk space"
+description: "Removes large, non-essential toolsets to free up disk space on the runner."
+
+runs:
+  using: "composite"
+  steps:
+    - name: Free up disk space
+      shell: bash
+      run: |
+        echo "Removing large toolsets to free up disk space..."
+        echo "Disk space before cleanup:"
+        df -h
+
+        # Remove dotnet to save disk space.
+        sudo rm -rf /usr/share/dotnet
+        # Remove android to save disk space.
+        sudo rm -rf /usr/local/lib/android
+        # Remove ghc to save disk space.
+        sudo rm -rf /opt/ghc
+        # Remove large packages.
+        sudo rm -rf /usr/share/swift
+        sudo rm -rf /usr/local/julia*
+        sudo rm -rf /opt/hostedtoolcache
+
+        # Remove docker images to save space.
+        docker image prune -a -f || true
+
+        # Remove large apt packages.
+        sudo apt-get remove -y \
+            '^aspnetcore-.*' \
+            '^dotnet-.*' \
+            '^llvm-.*' \
+            'php.*' \
+            '^mongodb-.*' \
+            '^mysql-.*' \
+            azure-cli \
+            google-chrome-stable \
+            firefox \
+            powershell \
+            mono-devel \
+            libgl1-mesa-dri 2>/dev/null || true
+        sudo apt-get autoremove -y
+        sudo apt-get clean
+
+        # Remove caches.
+        sudo rm -rf /usr/local/share/boost
+        sudo rm -rf "$AGENT_TOOLSDIRECTORY"
+
+        echo "Disk space after cleanup:"
+        df -h

.github/workflows/main.yaml

@@ -175,7 +175,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: git checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
+
+      - name: Clean up runner space
+        uses: ./.github/actions/cleanup-space
 
       - name: Setup go ${{ env.GO_VERSION }}
         uses: actions/setup-go@v5
@@ -280,11 +283,11 @@ jobs:
     name: run itests
     runs-on: ubuntu-latest
     steps:
-      - name: cleanup space
-        run: rm -rf /opt/hostedtoolcache
-
       - name: git checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
+
+      - name: Clean up runner space
+        uses: ./.github/actions/cleanup-space
 
       - name: Setup go ${{ env.GO_VERSION }}
         uses: actions/setup-go@v5
@@ -323,11 +326,11 @@ jobs:
     name: run itests postgres
     runs-on: ubuntu-latest
     steps:
-      - name: cleanup space
-        run: rm -rf /opt/hostedtoolcache
-
       - name: git checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
+
+      - name: Clean up runner space
+        uses: ./.github/actions/cleanup-space
 
       - name: Setup go ${{ env.GO_VERSION }}
         uses: actions/setup-go@v5
@@ -367,11 +370,11 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - name: cleanup space
-        run: rm -rf /opt/hostedtoolcache
-
       - name: git checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
+
+      - name: Clean up runner space
+        uses: ./.github/actions/cleanup-space
 
       - name: Setup go ${{ env.GO_VERSION }}
         uses: actions/setup-go@v5

scripts/release.sh

@@ -183,6 +183,10 @@ required Go version ($goversion)."
     env CGO_ENABLED=0 GOOS="$os" GOARCH="$arch" GOARM=$arm GOAMD64="v1" go build -v -trimpath -ldflags="${ldflags}" -tags="${buildtags}" ${PKG}/cmd/tapcli
     popd
 
+    # Clear Go build cache to prevent disk space issues during multi-platform
+    # builds.
+    go clean -cache
+
     # Add the hashes for the individual binaries as well for easy verification
     # of a single installed binary.
     shasum -a 256 "${dir}/"* >> "manifest-$tag.txt"