ci: separate Go and Rust tests (#567)

Signed-off-by: Florian Lehner <[email protected]>

Author: florianl

.github/workflows/env/action.yml

@@ -1,5 +1,12 @@
 name: Common environment setup
 
+inputs:
+  skip_rust:
+    description: 'Set to true to skip installing Rust toolchains'
+    required: false
+    type: boolean
+    default: false
+
 runs:
   using: composite
   steps:
@@ -37,6 +44,7 @@ runs:
         cache-dependency-path: go.sum
       id: go
     - name: Install Rust
+      if: ${{ inputs.skip_rust == false }}
       uses: dtolnay/rust-toolchain@stable
       with:
         targets: x86_64-unknown-linux-musl,aarch64-unknown-linux-musl

.github/workflows/unit-test-on-pull-request.yml

@@ -60,6 +60,8 @@ jobs:
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - name: Set up environment
         uses: ./.github/workflows/env
+        with:
+          skip_rust: true
       - name: Cache coredump modules
         uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
         with:
@@ -68,11 +70,23 @@ jobs:
           restore-keys: |
             coredumps-${{ matrix.target_arch }}
             coredumps-
-      - name: Direct Rust test
-        run: make rust-tests
       - name: Tests
         run: make test TARGET_ARCH=${{ matrix.target_arch }}
 
+  rust-test:
+    name: Rust Tests (${{ matrix.target_arch }})
+    runs-on: ubuntu-24.04
+    strategy:
+      matrix:
+        target_arch: [amd64, arm64]
+    steps:
+      - name: Clone code
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+      - name: Set up environment
+        uses: ./.github/workflows/env
+      - name: Tests
+        run: make rust-tests
+
   check-binary-blobs:
     name: Check for differences in the eBPF binary blobs
     runs-on: ubuntu-24.04

Makefile

@@ -102,7 +102,7 @@ vanity-import-fix: $(PORTO)
 	@go install github.com/jcchavezs/porto/cmd/porto@latest
 	@porto --include-internal -w .
 
-test: generate ebpf test-deps rust-components
+test: generate ebpf test-deps
 	go test $(GO_FLAGS) -tags $(GO_TAGS) ./...
 
 # This target isn't called from CI, it doesn't work for cross compile (ie TARGET_ARCH=arm64 on