deploy-staging.yml

name: Deploy to Staging

on:
  push:
    branches:
      - main

concurrency:
  group: deploy-staging
  cancel-in-progress: false

permissions:
  contents: read
  id-token: write

jobs:
  validate:
    name: Validate commits for deployment
    permissions:
      contents: read
    uses: ./.github/workflows/validate-deployment.yml
    with:
      protected-ref: main
      deployment-ref: ${{ github.ref }}

  build:
    name: Build deployment artifacts
    permissions:
      contents: read
      packages: write
    needs:
      - validate
    uses: ./.github/workflows/build.yml
    with:
      ref: ${{ github.sha }}
      build-server-image: true
      server-image-push: true
      server-image-args-ref: ${{ github.ref }}
      server-image-version: "rc-${{ github.sha }}"
      server-image-tag-latest: true
      build-website: true
      website-artifact-retention-days: 14

  aws-auth:
    name: Configure AWS Credentials
    permissions:
      contents: read
      id-token: write
    needs:
      - validate
    uses: ./.github/workflows/aws-auth.yml
    with:
      aws-region: us-west-2
    secrets:
      gpg-passphrase: ${{ secrets.STAGING_GPG_PASSPHRASE }}
      role-to-assume: ${{ secrets.STAGING_ROLE_ARN }}

  tf-plan:
    name: Plan Terraform
    permissions:
      contents: read
    needs:
      - validate
      - aws-auth
      - build
    uses: ./.github/workflows/terraform-plan.yml
    with:
      ref: ${{ github.sha }}
      concurrency-group: run_terraform-staging
      server-image-tag: ${{ github.sha }}
      server-image-digest: ${{ needs.build.outputs.server-image-digest }}
      website-artifacts-key: ${{ needs.build.outputs.website-artifacts-key }}
      website-artifacts-path: ${{ needs.build.outputs.website-artifacts-path }}
      aws-region: us-west-2
      environment-key: staging
      tf-backend-config-file: staging.s3.tfbackend
      tf-var-file: staging.tfvars
      upload-artifacts: true
      artifacts-retention-days: 30
    secrets:
      aws-access-key-id: ${{ needs.aws-auth.outputs.aws-access-key-id }}
      aws-secret-access-key: ${{ needs.aws-auth.outputs.aws-secret-access-key }}
      aws-session-token: ${{ needs.aws-auth.outputs.aws-session-token }}
      datadog-api-key: ${{ secrets.DATADOG_API_KEY }}
      datadog-app-key: ${{ secrets.DATADOG_APP_KEY }}
      gpg-passphrase: ${{ secrets.STAGING_GPG_PASSPHRASE }}

  publish-tf-plan:
    name: Publish Terraform Plan
    permissions:
      contents: read
      pull-requests: write
    if: needs.tf-plan.result != 'skipped' || needs.tf-plan.result != 'cancelled'
    needs:
      - tf-plan
    uses: ./.github/workflows/publish-terraform-plan.yml
    with:
      write-summary: true
      write-comment: false
      tf-fmt-outcome: ${{ needs.tf-plan.outputs.fmt-outcome }}
      tf-init-outcome: ${{ needs.tf-plan.outputs.init-outcome }}
      tf-plan-outcome: ${{ needs.tf-plan.outputs.plan-outcome }}
      tf-plan-summary: ${{ needs.tf-plan.outputs.plan-summary-markdown }}
      tf-validate-outcome: ${{ needs.tf-plan.outputs.validate-outcome }}
      tf-validate-output: ${{ needs.tf-plan.outputs.validate-output }}

  tf-apply:
    name: Deploy to Staging
    needs:
      - build
      - aws-auth
      - tf-plan
    if: needs.tf-plan.outputs.plan-exitcode == 2
    uses: ./.github/workflows/terraform-apply.yml
    with:
      website-artifacts-key: ${{ needs.build.outputs.website-artifacts-key }}
      website-artifacts-path: ${{ needs.build.outputs.website-artifacts-path }}
      tf-plan-artifacts-key: ${{ needs.tf-plan.outputs.artifacts-key }}
      aws-region: us-west-2
      concurrency-group: run_terraform-staging
      tf-backend-config-file: staging.s3.tfbackend
      environment-name: staging
    secrets:
      aws-access-key-id: ${{ needs.aws-auth.outputs.aws-access-key-id }}
      aws-secret-access-key: ${{ needs.aws-auth.outputs.aws-secret-access-key }}
      aws-session-token: ${{ needs.aws-auth.outputs.aws-session-token }}
      datadog-api-key: ${{ secrets.DATADOG_API_KEY }}
      datadog-app-key: ${{ secrets.DATADOG_APP_KEY }}
      gpg-passphrase: ${{ secrets.STAGING_GPG_PASSPHRASE }}