elk/.github/workflows/docker.yml at live · CompostInTraining/elk · GitHub

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name: build & push docker container
on:
  push:
    branches:
      - main
    tags:
      - '*'
  pull_request:
    branches:
      - main
  workflow_dispatch:

jobs:
  build:
    strategy:
      matrix:
        platform:
          - linux/amd64
          - linux/arm64
    runs-on: ${{ matrix.platform == 'linux/arm64' && 'ubuntu-24.04-arm' || 'ubuntu-latest' }}
    permissions:
      contents: read
      packages: write
    steps:
      - name: Checkout
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6

      - name: Docker meta
        id: meta
        uses: docker/metadata-action@c299e40c65443455700f0fdfc63efafe5b349051 # v5
        with:
          images: ghcr.io/${{ github.repository }}
          flavor: |
            suffix=-${{ matrix.platform == 'linux/arm64' && 'arm64' || 'amd64' }}

      - name: Set up Docker
        uses: docker/setup-docker-action@e43656e248c0bd0647d3f5c195d116aacf6fcaf4 # v4

      - name: Login to GitHub Container Registry
        if: github.event_name != 'pull_request'
        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ github.token }}

      - name: Build and push arch-specific image
        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8 # v6
        with:
          context: .
          platforms: ${{ matrix.platform }}
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          provenance: false

  create_manifest:
    if: github.event_name != 'pull_request'
    needs: build
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
      id-token: write
      artifact-metadata: write
      attestations: write
    steps:
      - name: Docker meta for final tags
        id: meta
        uses: docker/metadata-action@c299e40c65443455700f0fdfc63efafe5b349051 # v5
        with:
          images: ghcr.io/${{ github.repository }}

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3

      - name: Login to GitHub Container Registry
        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ github.token }}

      - name: Create and push manifest list
        id: push
        env:
          AMD64_IMAGE: ghcr.io/${{ github.repository }}:${{ steps.meta.outputs.version }}-amd64
          ARM64_IMAGE: ghcr.io/${{ github.repository }}:${{ steps.meta.outputs.version }}-arm64
          IMAGE: ghcr.io/${{ github.repository }}:${{ steps.meta.outputs.version }}
          TAGS: ${{ steps.meta.outputs.tags }}
        run: |
          echo "$TAGS" | xargs -I {} \
            docker buildx imagetools create -t {} $AMD64_IMAGE $ARM64_IMAGE

          # Inspect digest for attestation
          DIGEST=$(docker buildx imagetools inspect "$IMAGE" --format "{{index .Manifest.Digest}}")
          echo "digest=$DIGEST" >> "$GITHUB_OUTPUT"

      - name: Attest
        uses: actions/attest-build-provenance@977bb373ede98d70efdf65b84cb5f73e068dcc2a # v3
        id: attest
        with:
          subject-name: ghcr.io/${{ github.repository }}
          subject-digest: ${{ steps.push.outputs.digest }}