feat(ci): use zig for compilation

Signed-off-by: Roberto Scolaro <[email protected]>
Signed-off-by: therealbobo <[email protected]>

Author: therealbobo

.github/actions/install-zig/action.yml

@@ -0,0 +1,55 @@
+name: 'install-zig'
+description: 'Install zig compiler and make it available in PATH.'
+
+runs:
+  using: "composite"
+  steps:
+    - name: Store zig version as local output
+      shell: bash
+      id: store
+      env:
+        ZIG_VERSION: '0.14.0-dev.2424+7cd2c1ce8'
+      run: |
+        echo "zig_version=${ZIG_VERSION}" >> "$GITHUB_OUTPUT"
+
+    # TODO: this is only needed because we are using a development version of zig,
+    # since we need https://github.com/ziglang/zig/pull/21253 to be included.
+    # Development versions of zig are not kept alive forever, but get overridden.
+    # We cache it to keep it alive.
+    - name: Download zig (cached)
+      id: cache-zig
+      uses: actions/cache@0c45773b623bea8c8e75f6c82b208c3cf94ea4f9 # v4.0.2
+      with:
+        path: zig
+        key: zig-${{ runner.os }}-${{ runner.arch }}-${{ steps.store.outputs.zig_version }}
+
+    - name: Download zig
+      if: steps.cache-zig.outputs.cache-hit != 'true'
+      shell: bash
+      run: |
+        curl -L -o zig.tar.xz https://ziglang.org/builds/zig-linux-$(uname -m)-${{ steps.store.outputs.zig_version }}.tar.xz
+        tar -xvf zig.tar.xz
+
+        cat > zig-linux-$(uname -m)-${{ steps.store.outputs.zig_version }}/zig-cc <<EOF
+        #!/bin/bash
+        exec zig cc -target $(uname -m)-linux-gnu.2.17 -mcpu=baseline "\$@"
+        EOF
+        chmod +x zig-linux-$(uname -m)-${{ steps.store.outputs.zig_version }}/zig-cc
+
+        cat > zig-linux-$(uname -m)-${{ steps.store.outputs.zig_version }}/zig-c++ <<EOF
+        #!/bin/bash
+        exec zig c++ -target $(uname -m)-linux-gnu.2.17 -mcpu=baseline "\$@"
+        EOF
+        chmod +x zig-linux-$(uname -m)-${{ steps.store.outputs.zig_version }}/zig-c++
+
+        mv zig-linux-$(uname -m)-${{ steps.store.outputs.zig_version }}/ zig
+
+    - name: Setup zig
+      shell: bash
+      id: zig
+      run: |
+        echo "$(pwd)/zig" >> $GITHUB_PATH
+        echo "CC=zig-cc" >> $GITHUB_ENV
+        echo "CXX=zig-c++" >> $GITHUB_ENV
+        echo "AR=zig ar" >> $GITHUB_ENV
+        echo "RANLIB=zig ranlib" >> $GITHUB_ENV

.github/workflows/ci.yaml

@@ -15,7 +15,6 @@ jobs:
       SKEL_BUILDER_IMAGE_BASE: ghcr.io/draios/sysdig-skel-builder-pr
       BUILDER_DEV: ghcr.io/draios/sysdig-builder:dev
       SKEL_BUILDER_DEV: ghcr.io/draios/sysdig-skel-builder:dev
-
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Sysdig
@@ -38,7 +37,7 @@ jobs:
 
       - name: Set up Docker Buildx
         if: steps.builder-files.outputs.any_changed == 'true'
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v3
 
       - name: Login to Github Packages
         if: steps.builder-files.outputs.any_changed == 'true'
@@ -47,30 +46,13 @@ jobs:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
-      
-      - name: Get new skeleton builder image tag
-        id: get-new-skeleton-builder
-        if: steps.builder-files.outputs.any_changed == 'true'
-        run: |
-          echo "skeleton_builder_image=${{ (github.event.pull_request.number != '') && format('{0}:{1}', env.SKEL_BUILDER_IMAGE_BASE, github.event.pull_request.number)  || env.SKEL_BUILDER_DEV }}" >> $GITHUB_OUTPUT
-      
+
       - name: Get new builder image tag
         id: get-new-builder
         if: steps.builder-files.outputs.any_changed == 'true'
         run: |
           echo "builder_image=${{ (github.event.pull_request.number != '') && format('{0}:{1}', env.BUILDER_IMAGE_BASE, github.event.pull_request.number)  || env.BUILDER_DEV }}" >> $GITHUB_OUTPUT
 
-      - name: Build new skeleton builder
-        id: skeleton-builder
-        if: steps.builder-files.outputs.any_changed == 'true'
-        uses: docker/build-push-action@v6
-        with:
-          context: docker/builder
-          file:  docker/builder/modern_bpf_probe.Dockerfile
-          platforms: linux/amd64,linux/arm64
-          tags: ${{ steps.get-new-skeleton-builder.outputs.skeleton_builder_image }}
-          push: true
-
       - name: Build new builder
         id: build-builder
         if: steps.builder-files.outputs.any_changed == 'true'
@@ -80,166 +62,59 @@ jobs:
           platforms: linux/amd64,linux/arm64
           tags: ${{ steps.get-new-builder.outputs.builder_image }}
           push: true
-
     outputs:
       builder_image: ${{ (steps.builder-files.outputs.any_changed == 'true') && steps.get-new-builder.outputs.builder_image || env.BUILDER_DEV }}
-      skeleton_builder_image: ${{ (steps.builder-files.outputs.any_changed == 'true') && steps.get-new-skeleton-builder.outputs.skeleton_builder_image || env.SKEL_BUILDER_DEV }}
-
-  build-skeleton-sysdig-linux-amd64:
-    needs: builder
-    runs-on: ubuntu-latest
-    container:
-      image: ${{ needs.builder.outputs.skeleton_builder_image }}
-    steps:
-      - name: Checkout Sysdig
-        uses: actions/checkout@v4
-        with:
-          path: sysdig
-      - name: Link paths
-        run: |
-          mkdir -p /source
-          ln -s "$GITHUB_WORKSPACE/sysdig" /source/sysdig
-      - name: Prepare build skeleton
-        run: build cmake-skeleton
-      - name: Build skeleton
-        run: build make-skeleton
-      - name: Cache build skeleton
-        uses: actions/cache/save@v3
-        if: always()
-        id: cache
-        with:
-          path: /build-skeleton
-          key: build-skeleton-${{ github.run_id }}
 
-  build-sysdig-linux-amd64:
-    needs: [builder,build-skeleton-sysdig-linux-amd64]
+  build-sysdig-linux:
+    needs: [builder]
     runs-on: ubuntu-latest
     container:
       image: ${{ needs.builder.outputs.builder_image }}
-      volumes:
-        - '/node20217:/node20217:rw,rshared'
-        - '/node20217:/__e/node20:ro,rshared'
-    env:
-      ACTIONS_ALLOW_USE_UNSECURE_NODE_VERSION: true
+    strategy:
+      matrix:
+        platform:
+          - linux/amd64
+          - linux/arm64
+
     steps:
-      - name: install nodejs20glibc2.17
-        run: |
-          yum install curl -yyq
-          curl -LO https://unofficial-builds.nodejs.org/download/release/v20.9.0/node-v20.9.0-linux-x64-glibc-217.tar.xz
-          tar -xf node-v20.9.0-linux-x64-glibc-217.tar.xz --strip-components 1 -C /node20217
-          ldd /__e/node20/bin/node
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
 
       - name: Checkout Sysdig
         uses: actions/checkout@v4
         with:
-          path: sysdig
-      - name: Link paths
+          fetch-depth: 0
+
+      - name: Build Sysdig
         run: |
-          mkdir -p /source
-          ln -s "$GITHUB_WORKSPACE/sysdig" /source/sysdig
-      - name: Restore build skeleton
-        id: cache
-        uses: actions/cache/restore@v3
-        with:
-          path: /build-skeleton
-          key: build-skeleton-${{ github.run_id }}
-          restore-keys: build-skeleton-
-      - name: Build
-        run: build cmake
-      - name: Build packages
-        run: build package
-      - name: Upload rpm package
-        uses: actions/upload-artifact@v3
-        with:
-          name: sysdig-dev-linux-x86_64.rpm
-          path: |
-            /build/release/sysdig-*.rpm
-      - name: Upload deb package
-        uses: actions/upload-artifact@v3
-        with:
-          name: sysdig-dev-linux-x86_64.deb
-          path: |
-            /build/release/sysdig-*.deb
-      - name: Upload tar.gz package
-        uses: actions/upload-artifact@v3
-        with:
-          name: sysdig-dev-linux-x86_64.tar.gz
-          path: |
-            /build/release/sysdig-*.tar.gz      
+          cmake -DUSE_BUNDLED_DEPS=ON -DBUILD_BPF=OFF -DBUILD_DRIVER=OFF -DCMAKE_BUILD_TYPE=Release -S . -B build -G Ninja
+          cmake --build build --target package --config Release
 
-  build-sysdig-linux-arm64:
-    needs: builder
-    env:
-      REGISTRY: ghcr.io
-      BUILDER_IMAGE_BASE: ghcr.io/draios/sysdig-builder-pr
-      SKEL_BUILDER_IMAGE_BASE: ghcr.io/draios/sysdig-skel-builder-pr
-      BUILDER_DEV: ghcr.io/draios/sysdig-builder:dev
-      SKEL_BUILDER_DEV: ghcr.io/draios/sysdig-skel-builder:dev
-      ACTIONS_ALLOW_USE_UNSECURE_NODE_VERSION: true
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout Sysdig
-        uses: actions/checkout@v4
-        with:
-          path: sysdig
-      - name: Create build dir
+      - name: Set artifact name
+        id: artifact_name
         run: |
-          mkdir -p ${{ github.workspace }}/sysdig-build-aarch64
+          echo "name=sysdig-dev-$(echo ${{ matrix.platform }} | sed -e 's|/|-|g')" >> $GITHUB_OUTPUT
 
-      - name: Login to Github Packages
-        uses: docker/login-action@v3
+      - name: Upload rpm package
+        uses: actions/upload-artifact@v4
         with:
-          registry: ${{ env.REGISTRY }}
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
+          name: ${{ steps.artifact_name.outputs.name }}.rpm
+          path: |
+            build/sysdig-*.rpm
 
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
-        with:
-          platforms: 'amd64,arm64'
-      - name: Run the build skeleton process with Docker
-        uses: addnab/docker-run-action@v3
-        with:
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
-          registry: ${{ env.REGISTRY }}
-          image: ${{ needs.builder.outputs.skeleton_builder_image }}
-          options: --platform=linux/arm64 -v ${{ github.workspace }}/sysdig:/source/sysdig -v ${{ github.workspace }}/sysdig-build-aarch64:/build/dev-packages -v ${{ github.workspace }}/skeleton-build:/build-skeleton
-          run: |
-            mkdir -p /build/dev-packages && \
-            build cmake-skeleton && \
-            build make-skeleton
-      - name: Run the build process with Docker
-        uses: addnab/docker-run-action@v3
-        with:
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
-          registry: ${{ env.REGISTRY }}
-          image: ${{ needs.builder.outputs.builder_image }}
-          options: --platform=linux/arm64 -v ${{ github.workspace }}/sysdig:/source/sysdig -v ${{ github.workspace }}/sysdig-build-aarch64:/build/dev-packages -v ${{ github.workspace }}/skeleton-build:/build-skeleton
-          run: |
-            mkdir -p /build/dev-packages && \
-            build cmake && \
-            build package && \
-            cp /build/release/sysdig-* /build/dev-packages
       - name: Upload deb package
-        uses: actions/upload-artifact@v3
-        with:
-          name: sysdig-dev-linux-aarch64.deb
-          path: |
-            ${{ github.workspace }}/sysdig-build-aarch64/sysdig-*.deb
-      - name: Upload rpm package
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
-          name: sysdig-dev-linux-aarch64.rpm
+          name: ${{ steps.artifact_name.outputs.name }}.deb
           path: |
-            ${{ github.workspace }}/sysdig-build-aarch64/sysdig-*.rpm
+            build/sysdig-*.deb
+
       - name: Upload tar.gz package
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
-          name: sysdig-dev-linux-aarch64.tar.gz
+          name: ${{ steps.artifact_name.outputs.name }}.tar.gz
           path: |
-            ${{ github.workspace }}/sysdig-build-aarch64/sysdig-*.tar.gz
+            build/sysdig-*.tar.gz
 
   build-sysdig-others-amd64:
     name: build-sysdig-other-amd64
@@ -259,9 +134,8 @@ jobs:
         uses: actions/checkout@v4
       - name: Build
         run: |
-          mkdir -p build
-          cd build && cmake -Wno-dev ..
-          cmake --build . --target package --config Release
+          cmake -Wno-dev -S . -B build
+          cmake --build build --target package --config Release
       - name: Upload artifacts
         uses: actions/upload-artifact@v3
         with:
@@ -284,9 +158,8 @@ jobs:
         uses: actions/checkout@v4
       - name: Build
         run: |
-          mkdir -p build
-          cd build && cmake -Wno-dev ..
-          cmake --build . --target package --config Release
+          cmake -Wno-dev -S . -B build
+          cmake --build build --target package --config Release
       - name: Upload artifacts
         uses: actions/upload-artifact@v3
         with: