action.yml

name: "Deploy cloudrun"
description: "Deploy cloudrun action"

inputs:
  workload-identity-provider:
    required: true
    description: "Workload identity provider"
  service-account-email:
    required: true
    description: "Service account email"
  cloudrun-service-account-email:
    required: true
    description: "Service account email for cloudrun runtime usage"
  service-name:
    description: "Service name"
    required: true
  env-name:
    description: "Environment name"
    required: true
  project-id:
    description: "GCP project ID"
    required: true
  region:
    description: "GCP region"
    required: true
  git-ref:
    description: "Git tag/commit"
    required: false
  docker-repo:
    description: "Docker repo"
    required: true
  docker-image-tag:
    description: "Tag for docker image"
    required: true
  cloud-run-tag:
    description: "Clod Run tag"
    required: true
  additional-flags:
    description: "Additional flags for gcloud command"
    required: false

runs:
  using: "composite"
  steps:
    - name: "Checkout source code"
      uses: actions/checkout@v3
      with:
        ref: ${{ inputs.git-ref }}
    - name: "Authenticate to Google Cloud"
      uses: google-github-actions/auth@v1
      with:
        token_format: access_token
        workload_identity_provider: ${{ inputs.workload-identity-provider }}
        service_account: ${{ inputs.service-account-email }}
    - name: "Set up Cloud SDK"
      uses: google-github-actions/setup-gcloud@v0
    - name: "Set vars"
      id: setvars
      shell: bash
      run: |
        NO_TRAFFIC_DEPLOY=--no-traffic
        gcloud run services describe ${{ inputs.service-name }} --region=${{ inputs.region }} || NO_TRAFFIC_DEPLOY=''
        echo NO_TRAFFIC_DEPLOY=$NO_TRAFFIC_DEPLOY >> $GITHUB_ENV
    - name: "Deploy"
      shell: bash
      run: |
        gcloud run deploy ${{ inputs.service-name }} \
          --project=${{ inputs.project-id }} \
          --region ${{ inputs.region }} \
          --image ${{ inputs.docker-repo }}/main.go:${{ inputs.docker-image-tag }} \
          --service-account=${{ inputs.cloudrun-service-account-email }} \
          --platform managed \
          --ingress=internal-and-cloud-load-balancing \
          --allow-unauthenticated \
          --tag=${{ inputs.cloud-run-tag }} \
          ${{ env.NO_TRAFFIC_DEPLOY }} ${{ inputs.additional-flags }}
    - name: "Route traffic to just deployed new revision"
      shell: bash
      run: |
        gcloud run services update-traffic ${{ inputs.service-name }} \
          --project ${{ inputs.project-id }} \
          --region ${{ inputs.region }} \
          --to-latest