media_proxy.yml

name: Media Proxy
on: push

env:
  ECR_REGISTRY: public.ecr.aws/somleng
  GHCR_REGISTRY: ghcr.io/somleng
  ECR_REPOSITORY: media-proxy

jobs:
  build:
    name: Build
    runs-on: ubuntu-latest
    outputs:
      matrix: ${{ steps.set-deployment-matrix.outputs.matrix }}
      matrixLength: ${{ steps.set-deployment-matrix.outputs.matrixLength }}

    steps:
      - name: Set Deployment Matrix
        id: set-deployment-matrix
        run: |
          branchName=$(echo '${{ github.ref }}' | sed 's,refs/heads/,,g')
          matrixSource=$(cat << EOF
          [
            {
              "identifier": "media-proxy-staging",
              "branch": "ecr_private_for_gateways",
              "friendly_image_tag": "beta",
              "image_tag": "stag-${{ github.sha }}",
              "ecs_service": "media-proxy-staging",
              "ecs_cluster": "somleng-switch-staging"
            },
            {
              "identifier": "media-proxy",
              "branch": "master",
              "friendly_image_tag": "latest",
              "image_tag": "prod-${{ github.sha }}",
              "ecs_service": "media-proxy",
              "ecs_cluster": "somleng-switch"
            }
          ]
          EOF
          )
          matrix=$(echo $matrixSource | jq --arg branchName "$branchName" 'map(. | select((.branch==$branchName)) )')
          echo "matrix={\"include\":$(echo $matrix)}" >> $GITHUB_OUTPUT
          echo "matrixLength=$(echo $matrix | jq length)" >> $GITHUB_OUTPUT

  build-packages:
    name: Build Packages
    runs-on: ubuntu-latest
    if: needs.build.outputs.matrixLength > 0

    needs:
      - build

    strategy:
      matrix: ${{fromJSON(needs.build.outputs.matrix)}}

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Configure AWS credentials
        uses: aws-actions/configure-aws-credentials@v4
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          role-to-assume: ${{ secrets.AWS_ROLE_TO_ASSUME }}
          role-skip-session-tagging: true
          role-duration-seconds: 3600
          aws-region: ap-southeast-1

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

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Login to ECR
        uses: docker/login-action@v3
        with:
          registry: ${{ env.ECR_REGISTRY }}

      - name: Build and push Media Proxy
        uses: docker/build-push-action@v6
        with:
          context: components/media_proxy
          push: true
          cache-from: type=gha,scope=${{ matrix.identifier }}
          cache-to: type=gha,mode=max,scope=${{ matrix.identifier }}
          platforms: linux/amd64,linux/arm64
          tags: |
            ${{ env.ECR_REGISTRY }}/${{ env.REPOSITORY_NAME }}:${{ matrix.image_tag }}
            ${{ env.GHCR_REGISTRY }}/${{ env.REPOSITORY_NAME }}:${{ matrix.friendly_image_tag }}

  deploy:
    name: Deploy
    runs-on: ubuntu-latest
    if: needs.build.outputs.matrixLength > 0

    needs:
      - build
      - build-packages

    strategy:
      matrix: ${{fromJson(needs.build.outputs.matrix)}}

    steps:
      - name: Configure AWS credentials
        id: aws-login
        uses: aws-actions/configure-aws-credentials@v4
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          role-to-assume: ${{ secrets.AWS_ROLE_TO_ASSUME }}
          role-skip-session-tagging: true
          role-duration-seconds: 3600
          aws-region: ap-southeast-1

      - name: Get current task definition
        run: |
          aws ecs describe-task-definition --task-definition "${{ matrix.identifier }}" --query 'taskDefinition' > task-definition.json

      - name: Inject new image into task definition
        id: render-task-def
        uses: aws-actions/amazon-ecs-render-task-definition@v1
        with:
          task-definition: task-definition.json
          container-name: media_proxy
          image: ${{ env.ECR_REGISTRY }}/${{ env.REPOSITORY_NAME }}:${{ matrix.image_tag }}

      - name: Deploy
        uses: aws-actions/amazon-ecs-deploy-task-definition@v2
        with:
          task-definition: ${{ steps.render-task-def.outputs.task-definition }}
          service: ${{ matrix.ecs_service }}
          cluster: ${{ matrix.ecs_cluster }}
          wait-for-service-stability: true