RustChan/.github/workflows/container.yml at main · csd113/RustChan · GitHub

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name: Container

on:
  push:
    branches: [main, docker-image-setup]
    tags: ["v*.*.*"]
  workflow_dispatch:

permissions:
  contents: read

jobs:
  build:
    strategy:
      fail-fast: false
      matrix:
        include:
          - arch: amd64
            platform: linux/amd64
            runner: ubuntu-24.04
          - arch: arm64
            platform: linux/arm64
            runner: ubuntu-24.04-arm
    runs-on: ${{ matrix.runner }}
    permissions:
      contents: read
      packages: write
    steps:
      - name: Check out source
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1

      - name: Normalize GHCR image name
        run: echo "IMAGE_NAME=ghcr.io/${GITHUB_REPOSITORY_OWNER,,}/rustchan" >> "$GITHUB_ENV"

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@f87e5991a6d7451dcb8d9637bfbc97413f497069 # v4.4.1

      - name: Log in to GHCR
        uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f # v4.6.0
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Image metadata
        id: meta
        uses: docker/metadata-action@dc802804100637a589fabce1cb79ff13a1411302 # v6.2.0
        with:
          images: ${{ env.IMAGE_NAME }}
          tags: |
            type=sha,format=long,prefix=sha-
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=raw,value=latest,enable=${{ github.ref == 'refs/heads/main' }}
          labels: |
            org.opencontainers.image.source=https://github.com/${{ github.repository }}

      - name: Build and push platform image by digest
        id: build
        uses: docker/build-push-action@c3c9e263c25d99ce0380d002d59b67737d91b0dc # v7.4.0
        with:
          context: .
          platforms: ${{ matrix.platform }}
          labels: ${{ steps.meta.outputs.labels }}
          outputs: type=image,name=${{ env.IMAGE_NAME }},push-by-digest=true,name-canonical=true,push=true
          cache-from: type=gha,scope=${{ matrix.arch }}
          cache-to: type=gha,scope=${{ matrix.arch }},mode=max

      - name: Save digest
        env:
          DIGEST: ${{ steps.build.outputs.digest }}
        run: |
          mkdir -p "$RUNNER_TEMP/digests"
          touch "$RUNNER_TEMP/digests/${DIGEST#sha256:}"

      - name: Upload digest
        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
        with:
          name: digests-${{ matrix.arch }}
          path: ${{ runner.temp }}/digests/*
          retention-days: 1

  publish:
    needs: build
    runs-on: ubuntu-24.04
    permissions:
      contents: read
      packages: write
    steps:
      - name: Normalize GHCR image name
        run: echo "IMAGE_NAME=ghcr.io/${GITHUB_REPOSITORY_OWNER,,}/rustchan" >> "$GITHUB_ENV"

      - name: Download digests
        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
        with:
          path: ${{ runner.temp }}/digests
          pattern: digests-*
          merge-multiple: true

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@f87e5991a6d7451dcb8d9637bfbc97413f497069 # v4.4.1

      - name: Log in to GHCR
        uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f # v4.6.0
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Image tags
        id: meta
        uses: docker/metadata-action@dc802804100637a589fabce1cb79ff13a1411302 # v6.2.0
        with:
          images: ${{ env.IMAGE_NAME }}
          tags: |
            type=sha,format=long,prefix=sha-
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=raw,value=latest,enable=${{ github.ref == 'refs/heads/main' }}

      - name: Publish and verify multi-platform manifest
        working-directory: ${{ runner.temp }}/digests
        env:
          TAGS_JSON: ${{ steps.meta.outputs.json }}
        run: |
          shopt -s nullglob
          digests=(*)
          if (( ${#digests[@]} != 2 )); then
            echo "Expected AMD64 and ARM64 image digests" >&2
            exit 1
          fi
          tags=()
          while IFS= read -r tag; do
            tags+=(-t "$tag")
          done < <(jq -r '.tags[]' <<< "$TAGS_JSON")
          images=()
          for digest in "${digests[@]}"; do
            images+=("${IMAGE_NAME}@sha256:${digest}")
          done
          docker buildx imagetools create "${tags[@]}" "${images[@]}"
          first_tag="$(jq -r '.tags[0]' <<< "$TAGS_JSON")"
          docker buildx imagetools inspect --raw "$first_tag" |
            jq -e '[.manifests[].platform.architecture] | index("amd64") != null and index("arm64") != null'