build-julia-notebook-jp #101
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| name: build-julia-notebook-jp | |
| on: | |
| push: | |
| branches: | |
| - main | |
| schedule: | |
| # Run every day at 24:00 JST | |
| - cron: '0 9 * * *' | |
| workflow_dispatch: | |
| permissions: | |
| contents: read | |
| packages: write | |
| env: | |
| IMAGE_NAME: ${{ github.repository }} | |
| #set tagname | |
| TAG_NAME: latest | |
| #set targetdir | |
| TARGET_DIR: ./ | |
| jobs: | |
| upstream-digest-check: | |
| runs-on: ubuntu-latest | |
| outputs: | |
| update: ${{ steps.set-update.outputs.update }} | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v4 | |
| - name: Get base image digest | |
| id: get-base-image-digest | |
| run: | | |
| mkdir -p ~/.base_image_digest | |
| touch ~/.base_image_digest/digests.txt | |
| # Dockerfile のパスを指定 | |
| DOCKERFILE="Dockerfile" | |
| # Dockerfile 内の FROM ステートメントの値を再帰的に取得する関数 | |
| function get_from_statements() { | |
| local dockerfile=$1 | |
| local from_statements=() | |
| declare -A args=() # 連想配列を宣言 | |
| # Dockerfile を行ごとに読み込み、FROM ステートメントを探す | |
| while IFS= read -r line; do | |
| if [[ $line =~ ^ARG[[:space:]]+(.*)$ ]]; then | |
| local arg=("${BASH_REMATCH[1]//[\"\']}") | |
| local arg_name=${arg%%=*} | |
| local arg_value=${arg#*=} | |
| args[$arg_name]=$arg_value | |
| elif [[ $line =~ ^FROM[[:space:]]+(.*):(.*)$ ]]; then | |
| local from_statement=${BASH_REMATCH[1]}:${BASH_REMATCH[2]} | |
| # ASが後にあったらAS以降を消して上書き | |
| if [[ $from_statement == *" AS"* ]]; then | |
| from_statement=${from_statement%% AS*} | |
| fi | |
| # 環境変数を置換 | |
| for arg_name in "${!args[@]}"; do | |
| from_statement=${from_statement//\$\{$arg_name\}/${args[${arg_name}]}} | |
| done | |
| from_statements+=("$from_statement") | |
| fi | |
| done < "$dockerfile" | |
| echo "${from_statements[@]}" | |
| } | |
| # イメージの digest を取得する関数 | |
| function get_image_digest() { | |
| local image=$1 | |
| local digest=$(docker manifest inspect "$from_statement" -v | jq -r '.[0].Descriptor.digest' 2>/dev/null) | |
| if [ -n "$digest" ]; then | |
| echo "$digest" | |
| else | |
| echo "イメージ '$image' の digest を取得できませんでした。" | |
| fi | |
| } | |
| from_statements=($(get_from_statements "$DOCKERFILE")) | |
| if [ ${#from_statements[@]} -eq 0 ]; then | |
| echo "Dockerfile 内で FROM ステートメントが見つかりませんでした。" | |
| else | |
| digest_list=() | |
| for from_statement in "${from_statements[@]}"; do | |
| # イメージの digest を取得 | |
| digest=$(get_image_digest "$from_statement") | |
| digest_list+=("$digest") | |
| done | |
| for digest in "${digest_list[@]}"; do | |
| echo "$digest" > ~/.base_image_digest/digests.txt | |
| done | |
| fi | |
| echo digest-list=$(md5sum ~/.base_image_digest/digests.txt) >> $GITHUB_OUTPUT | |
| - uses: actions/cache@v4 | |
| id: cache | |
| with: | |
| path: ~/.base_image_digest | |
| key: ${{ runner.os }}-${{ hashFiles('**/Dockerfile') }}-${{ steps.get-base-image-digest.outputs.digest-list }} | |
| - name: set update flag | |
| id: set-update | |
| if: steps.cache.outputs.cache-hit != 'true' | |
| run: | | |
| echo "update=true" >> "$GITHUB_OUTPUT" | |
| # Push image to GitHub Packages. | |
| # See also https://docs.docker.com/docker-hub/builds/ | |
| push-image: | |
| needs: upstream-digest-check | |
| # Ensure test job passes before pushing image. | |
| if: ${{ needs.upstream-digest-check.outputs.update == 'true' }} | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: checkout | |
| uses: actions/checkout@v4 | |
| - name: Login to GitHub Container Registry | |
| uses: docker/login-action@v3 | |
| with: | |
| registry: ghcr.io | |
| username: ${{ github.ACTOR }} | |
| password: ${{ github.TOKEN }} | |
| - name: Set up QEMU | |
| uses: docker/setup-qemu-action@v3 | |
| with: | |
| platforms: linux/amd64,linux/arm64/v8 | |
| - name: Set up Docker Buildx | |
| id: buildx | |
| uses: docker/setup-buildx-action@v3 | |
| with: | |
| version: latest | |
| driver-opts: network=host | |
| - name: Docker meta | |
| id: meta | |
| uses: docker/metadata-action@v5 | |
| with: | |
| images: ghcr.io/${{ github.repository }} | |
| tags: ${{ env.TAG_NAME }} | |
| - name: Build and push | |
| uses: docker/build-push-action@v5 | |
| with: | |
| context: ${{ env.TARGET_DIR }} | |
| platforms: linux/amd64,linux/arm64/v8 | |
| push: true | |
| tags: ${{ steps.meta.outputs.tags }} | |
| cache-from: type=gha | |
| cache-to: type=gha,mode=max |