ops: Fix caching

g++-multilib is not availble on arm64 images and causes CI/CD to fail.

.gitea/workflows/ci.yml

@@ -8,49 +8,85 @@ on:
   schedule:
     - cron: '0 1 * * 0'
 
+# https://docs.docker.com/build/ci/github-actions/share-image-jobs/
+# just using caches instead of artifact upload.
 jobs:
-  docker-build-and-test:
+  docker-build:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
       - uses: docker/setup-buildx-action@v2
+      -
+        name: Create docker cache folder
+        run: mkdir -p /tmp/docker
+      -
+        name: Restore docker image
+        id: cache-docker
+        uses: https://github.com/actions/cache@v3
+        with:
+          path: /tmp/docker
+          key: ${{ runner.os }}-docker-${{ hashFiles('builder.Dockerfile') }}
       -
         name: Build docker builder-image
+        if: steps.cache-docker.outputs.cache-hit != 'true'
         uses: docker/build-push-action@v4
         with:
           context: .
           file: builder.Dockerfile
           tags: cproject-builder:latest
-          push: false
-          load: true
+          outputs: type=docker,dest=/tmp/docker/${{ runner.os }}-builder-image.tar
+
+  build-and-test:
+    runs-on: ubuntu-latest
+    needs: docker-build
+    steps:
+      - uses: actions/checkout@v3
+      - uses: docker/setup-buildx-action@v2
+      -
+        name: Restore docker image
+        id: cache-docker
+        uses: https://github.com/actions/cache@v3
+        with:
+          path: /tmp/docker
+          key: ${{ runner.os }}-docker-${{ hashFiles('builder.Dockerfile') }}
+      -
+        name: Load image
+        run: |
+          docker load --input /tmp/docker/${{ runner.os }}-builder-image.tar
+          docker image ls -a
       -
         name: Build library
-        uses: https://github.com/addnab/docker-run-action@v3
-        with:
-          image: cproject-builder:latest
-          options: --volumes-from ${{ env.JOB_CONTAINER_NAME }} 
-          run: |
-            /bin/bash -c "cd ${{ github.workspace }}; rm -rf build; cmake -B build; cmake --build build"
+        run: |
+          docker run \
+            --rm \
+            --workdir /builder/mnt \
+            -v ${{ gitea.workspace }}:/builder/mnt \
+            cproject-builder:latest \
+            /bin/bash -c "rm -rf build; cmake -B build; cmake --build build"
       -
         name: Test library
-        uses: https://github.com/addnab/docker-run-action@v3
-        with:
-          image: cproject-builder:latest
-          options: --volumes-from ${{ env.JOB_CONTAINER_NAME }} 
-          run: |
-            /bin/bash -c "cd ${{ github.workspace }}/tests/unittest; ceedling clobber; ceedling gcov:all; ceedling utils:gcov"
+        run: |
+          docker run \
+            --rm \
+            --workdir /builder/mnt/tests/unittest \
+            -v ${{ gitea.workspace }}:/builder/mnt \
+            cproject-builder:latest \
+            /bin/bash -c "ceedling clobber; ceedling gcov:all; ceedling utils:gcov"
       -
         name: Archive coverage results
         shell: bash
         run: |
-          staging="reports-${{github.run_number}}"
+          staging="reports-${{gitea.run_number}}"
           mkdir -p "$staging"
           cp -r tests/unittest/build/artifacts/gcov "$staging"
-          echo "ASSET=$staging" >> $GITHUB_ENV
+          tar czf "$staging.tar.gz" "$staging"
+          echo "ASSET=$staging.tar.gz" >> $GITEA_ENV
       -
         name: Archive artifacts
         uses: actions/upload-artifact@v3
         with:
-          name: reports-${{github.run_number}}
+          name: reports-${{gitea.run_number}}
           path: ${{ env.ASSET }}
           retention-days: 3
+
+# TODO: delete cache on merge.

CMakeLists.txt

@@ -23,16 +23,3 @@ target_include_directories(
     PUBLIC
     include
 )
-
-enable_testing()
-add_test(
-    NAME coverage
-    COMMAND bash -c "ceedling clobber; ceedling gcov:all; ceedling utils:gcov"
-    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/tests/unittest
-)
-
-add_test(
-    NAME ceedling 
-    COMMAND bash -c "ceedling clobber; ceedling test:all"
-    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/tests/unittest
-)

readme.md

@@ -1,4 +1,6 @@
 
+[![Build status](https://github.com/lmapii/cproject/workflows/ci/badge.svg)](https://github.com/lmapii/cproject/actions)
+
 # Example repository for a C development environment
 
-This is the example repository for a [post on the Interrupt blog](https://interrupt.memfault.com/blog/a-modern-c-dev-env). It is a demo development environment using Docker, CMake, Unity, and Gitea (ported from Guthub) Actions.
+This is the example repository for a [post on the Interrupt blog](https://interrupt.memfault.com/blog/a-modern-c-dev-env). It is a demo development environment using Docker, CMake, Unity, and GitHub Actions.