Usage

name: "Preview Environments"
on:
  pull_request:
    types: [labeled, synchronize, opened, reopened]
    branches:
      - main
jobs:
  previews:
    name: "🔮 Previews"
    runs-on: ubuntu-latest
    if: contains(github.event.pull_request.labels.*.name, 'preview')
    steps:
      - name: Checkout Code
        uses: actions/checkout@v1
      - name: "🔮 Launch Preview Environment"
        uses: joggrdocs/delphi@v1
        with:
          name: my-application
          gcp_service_account_key: ${{ secrets.PREVIEWS_SERVICE_ACCOUNT_KEY }}
          gcp_project_id: ${{ vars.GCP_PROJECT_ID_PREVIEWS }}
          github_token: ${{ secrets.GITHUB_TOKEN }}
          gcp_artifact_repository: ${{ vars.GCP_ARTIFACT_REGISTRY_PREVIEWS }}

API Documentation

Inputs

Field	Required	Description	Default
name	yes	The name of the service (must be unique) to be deployed. This cannot exceed 24 characters	-
gcp_service_account_key	yes	The Service Account JSON Key used to push images to the GCP Artifact Registry.	-
gcp_artifact_repository	yes	The Artifact Registry name, you can override for custom names (i.e. the 'acme' in us-docker.pkg.dev/able-sailor-21423/acme)	-
github_token	yes	Github Token, pass in the `secrets.GITHUB_TOKEN`.	-
port	no	The port that the application will run on in the container.	8080
service_account	no	The service account to be used for the Cloud Run service.	-
env_vars	no	List of environment variables that will be injected during runtime, each on a new line.	-
secrets	no	List of secrets that will be injected during runtime, each on a new line.	-
flags	no	List of flags that will be injected during runtime.	-
gcp_region	no	The GCP Region where the service will be deployed.	us-central1
gcp_project_id	no	The GCP Project ID where the service will be deployed.	-
gcp_tag	no	A tag to be applied to the Cloud Run service, used for ingress or other permissions.	-
docker_file_name	no	The Dockerfile name, you can override for custom names (i.e. DevDockerfile)	Dockerfile
docker_directory	no	Directory where the DockerFile is located.	.
docker_build_args	no	Comma separated list of arguments that will be injected during the build, each on a new line.	-

Outputs

Field	Description
url	The preview URL for the running application

Examples

Full Example

This example includes all the bells and whistles.

name: "Preview Environments"

on:
  pull_request:
    types: [labeled, synchronize, opened, reopened]
    branches:
      - main

jobs:
  previews:
    name: "🔮 Previews"
    runs-on: ubuntu-latest
    if: contains(github.event.pull_request.labels.*.name, 'preview')
    steps:
      - name: Checkout Code
        uses: actions/checkout@v1
      - id: preview
        name: "🔮 Launch Preview Environment"
        uses: joggrdocs/delphi@v1
        with:
          # The name of your application (must be unique)
          name: my-application

          # (optional) The port your application is running on, defaults to 8080
          port: 8080

          # (Optional) Environment Variables that will be injected during runtime
          env_vars: |
            FOO=bar
            BAR=foo

          # (Optional) Secrets that will be injected during runtime from GCP Secret Manager
          secrets: |
            MY_SECRET=my-secret:latest
            ANOTHER_SECRET=another-secret:latest

          # The GCP Service Account Key, used to authenticate with GCP
          gcp_service_account_key: ${{ secrets.PREVIEWS_SERVICE_ACCOUNT_KEY }}

          # The GCP Project ID
          gcp_project_id: ${{ vars.GCP_PROJECT_ID }}

          # (optional) The GCP Region, defaults to us-central1
          gcp_region: ${{ vars.GCP_REGION }}

          # (optional) The GCP Artifact Registry, where the Docker image will be stored
          gcp_artifact_repository: ${{ vars.GCP_ARTIFACT_REPOSITORY }}

          # Default token for the repository
          github_token: ${{ secrets.GITHUB_TOKEN }}

          # (Optional) A directory containing a Dockerfile
          docker_directory: ./examples/nodejs-simple

          # (Optional) The Dockerfile name, you can override for custom names (i.e. DevDockerfile)
          docker_file_name: DevDockerfile

          # (Optional) Docker Build Arguments (i.e. --build-args) that will be injected during the build
          docker_build_args: FOO=bar,BAR=foo

Basic Example

This is the minimal code you will need to set up previews.

name: "Preview Environments"

on:
  pull_request:
    types: [labeled, synchronize, opened, reopened]
    branches:
      - main

jobs:
  previews:
    name: "🔮 Previews"
    runs-on: ubuntu-latest
    if: contains(github.event.pull_request.labels.*.name, 'preview')
    steps:
      - name: Checkout Code
        uses: actions/checkout@v1
      - id: preview
        name: "🔮 Launch Preview Environment"
        uses: joggrdocs/delphi@v1
        with:
          # The name of your application (must be unique)
          name: my-application

          # The GCP Service Account Key, used to authenticate with GCP
          gcp_service_account_key: ${{ secrets.PREVIEWS_SERVICE_ACCOUNT_KEY }}

          # The GCP Project ID
          gcp_project_id: ${{ vars.GCP_PROJECT_ID }}

          # Default token for the repository
          github_token: ${{ secrets.GITHUB_TOKEN }}

Slack Notification

name: "Preview Environments"

on:
  pull_request:
    types: [labeled, synchronize, opened, reopened]
    branches:
      - main

jobs:
  previews:
    name: "🔮 Previews"
    runs-on: ubuntu-latest
    if: contains(github.event.pull_request.labels.*.name, 'preview')
    steps:
      - name: Checkout Code
        uses: actions/checkout@v1
      - id: preview
        name: "🔮 Launch Preview Environment"
        uses: joggrdocs/delphi@v1
        with:
          name: my-application
          gcp_service_account_key: ${{ secrets.PREVIEWS_SERVICE_ACCOUNT_KEY }}
          gcp_project_id: ${{ vars.GCP_PROJECT_ID }}
          github_token: ${{ secrets.GITHUB_TOKEN }}
      - name: Send Slack Notification
        id: slack
        uses: slackapi/slack-github-action@v1.25.0
        with:
          # For posting a rich message using Block Kit https://app.slack.com/block-kit-builder
          payload: |
            {
              "text": "New Preview <https://github.com/${{ github.repository }|${{ github.repository }}> for <https://github.com/${{ github.repository }}/pull/${{ github.event.number }}|PR#${{ github.event.number }}>",
              "blocks": [
                {
                  "type": "section",
                  "text": {
                    "type": "mrkdwn",
                    "text": "New Preview <https://github.com/${{ github.repository }|${{ github.repository }}> for <https://github.com/${{ github.repository }}/pull/${{ github.event.number }}|PR#${{ github.event.number }}> by <https://github.com/${{ github.actor }}/@${{ github.actor }}>"
                  }
                },
                {
                  "type": "divider"
                },
                { 
                  "type": "actions",
                  "elements": [
                    {
                      "type": "button",
                      "text": {
                        "type": "plain_text",
                        "text": "View Preview",
                        "emoji": true
                      },
                      "value": "view-runs",
                      "url": "${{ steps.preview.outputs.url }}",
                      "action_id": "view-preview-action"
                    }
                  ]
                }
              ]
            }
        env:
          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
          SLACK_WEBHOOK_TYPE: INCOMING_WEBHOOK

License

Licensed under MIT.

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License

joggrdocs/delphi

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