build-publish-pr.yml

name: "Build and Publish from PR"

##
# This workflow builds and publishes a Docker image for Chainlink from a PR.
# It doesn't use an environment, has its own special IAM role, does not sign
# the image, and publishes to a special ECR repo.
##

on:
  pull_request:

jobs:
  build-publish-untrusted:
    if: ${{ ! startsWith(github.ref_name, 'release/') }}
    runs-on: ubuntu-20.04
    permissions:
      id-token: write
      contents: read
    env:
      ECR_IMAGE_NAME: crib-chainlink-untrusted
    steps:
      - name: Git Short SHA
        shell: bash
        env:
          GIT_PR_HEAD_SHA: ${{ github.event.pull_request.head.sha }}
        run: |
          echo "GIT_SHORT_SHA=${GIT_PR_HEAD_SHA:0:7}" | tee -a "$GITHUB_ENV"

      - name: Check if image exists
        id: check-image
        uses: smartcontractkit/chainlink-github-actions/docker/image-exists@f5ec6bc30b6500dc7a42e042b3f5a64d28d8bcb1 # v2.3.2
        with:
          repository: ${{ env.ECR_IMAGE_NAME}}
          tag: sha-${{ env.GIT_SHORT_SHA }}
          AWS_REGION: ${{ secrets.AWS_REGION }}
          AWS_ROLE_TO_ASSUME: ${{ secrets.AWS_OIDC_IAM_ROLE_PUBLISH_PR_ARN }}

      - name: Checkout repository
        if: steps.check-image.outputs.exists == 'false'
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1

      - name: Build and publish chainlink image
        if: steps.check-image.outputs.exists == 'false'
        uses: ./.github/actions/build-sign-publish-chainlink
        with:
          publish: true
          aws-role-to-assume: ${{ secrets.AWS_OIDC_IAM_ROLE_PUBLISH_PR_ARN }}
          aws-role-duration-seconds: ${{ secrets.AWS_ROLE_DURATION_SECONDS_DEFAULT }}
          aws-region: ${{ secrets.AWS_REGION }}
          sign-images: false
          ecr-hostname: ${{ secrets.AWS_SDLC_ECR_HOSTNAME }}
          ecr-image-name: ${{ env.ECR_IMAGE_NAME }}
          dockerhub_username: ${{ secrets.DOCKERHUB_READONLY_USERNAME }}
          dockerhub_password: ${{ secrets.DOCKERHUB_READONLY_PASSWORD }}

      - name: Collect Metrics
        if: always()
        id: collect-gha-metrics
        uses: smartcontractkit/push-gha-metrics-action@d1618b772a97fd87e6505de97b872ee0b1f1729a # v2.0.2
        with:
          basic-auth: ${{ secrets.GRAFANA_CLOUD_BASIC_AUTH }}
          hostname: ${{ secrets.GRAFANA_CLOUD_HOST }}
          this-job-name: build-publish-untrusted
        continue-on-error: true