Mark BitBake tasks as network-enabled on CI runners

Author: ShadiBahaa

.github/workflows/bitbake-ci.yml

@@ -0,0 +1,69 @@
+name: BitBake CI
+
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  build-and-test:
+    name: ${{ matrix.target }}
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - target: static
+            build_recipe: build-static
+            test_recipe: test-static
+          - target: dynamic
+            build_recipe: build-dynamic
+            test_recipe: test-dynamic
+
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+
+      - name: Install system dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y build-essential git
+
+      - name: Install BitBake
+        run: |
+          git clone --depth 1 https://github.com/openembedded/bitbake.git "$RUNNER_TEMP/bitbake"
+          echo "PATH=$RUNNER_TEMP/bitbake/bin:$PATH" >> "$GITHUB_ENV"
+          echo "PYTHONPATH=$RUNNER_TEMP/bitbake/lib:${PYTHONPATH:-}" >> "$GITHUB_ENV"
+
+      - name: Verify BitBake installation
+        run: bitbake --version
+
+      - name: Ensure BitBake CI config exists
+        working-directory: build
+        run: |
+          mkdir -p conf
+          if [ ! -f conf/local.conf ]; then
+            {
+              echo 'MACHINE = "qemux86"'
+              echo 'BB_NUMBER_THREADS = "2"'
+              echo 'PARALLEL_MAKE = "-j2"'
+            } > conf/local.conf
+          fi
+
+          # GitHub-hosted runners can block uid/gid map writes used by
+          # BitBake's network namespace isolation path (/proc/self/uid_map).
+          # Force-disable network unsharing for CI tasks.
+          if ! grep -q '^BB_UNSHARE_NETWORK = "0"$' conf/local.conf; then
+            echo 'BB_UNSHARE_NETWORK = "0"' >> conf/local.conf
+          fi
+
+      - name: Build and test (${{ matrix.target }})
+        working-directory: build
+        run: |
+          bitbake "${{ matrix.build_recipe }}"
+          bitbake "${{ matrix.test_recipe }}"

meta-dynamic/recipes-dynamic/build-dynamic/build-dynamic_0.1.bb

@@ -1,5 +1,7 @@
 DESCRIPTION = "Building the HMM library dynamically"
 PR = "r1"
+do_build[network] = "1"
+
 do_build () {
     local dir="${TOPDIR}/../project-files"
 

meta-static/recipes-static/build-static/build-static_0.1.bb

@@ -1,5 +1,7 @@
 DESCRIPTION = "Building the HMM library statically"
 PR = "r1"
+do_build[network] = "1"
+
 do_build () {
     local dir="${TOPDIR}/../project-files"
 

meta-test/recipes-test/test-dynamic/test-dynamic_1.0.bb

@@ -1,5 +1,6 @@
 DESCRIPTION = "Testing HMM dynamically"
 PR = "r1"
+do_build[network] = "1"
 
 do_build() {
     # Set the paths to the files

meta-test/recipes-test/test-static/test-static_1.0.bb

@@ -1,5 +1,6 @@
 DESCRIPTION = "Testing HMM statically"
 PR = "r1"
+do_build[network] = "1"
 
 do_build() {
     # Set the paths to the files