helm-weekly-release-pr.yaml

name: Helm weekly release PR

on:
  schedule:
    - cron: '0 10 * * 1-5' # 10 UTC on weekdays; if we miss published images one day, they should align the day after

  workflow_dispatch: # for manual testing

  pull_request:

permissions:
  contents: "read"
  id-token: "write"
  pull-requests: "write"

jobs:
  weekly-release-pr:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - id: "get_github_app_token"
        name: "get github app token"
        uses: "actions/create-github-app-token@v1"
        with:
          app-id: "${{ secrets.APP_ID }}"
          owner: "${{ github.repository_owner }}"
          private-key: "${{ secrets.APP_PRIVATE_KEY }}"

      - name: "Login to DockerHub (from vault)"
        uses: "grafana/shared-workflows/actions/dockerhub-login@main"

      - uses: imjasonh/setup-crane@v0.4
      - run: |
          echo "${{ env.DOCKER_PASSWORD }}" | crane auth login registry.hub.docker.com --username "${{ env.DOCKER_USERNAME }}" --password-stdin

      - name: Update/regenerate files
        id: update-k
        run: bash .github/workflows/scripts/helm-weekly-release.sh -k

      - name: Create Pull Request
        uses: peter-evans/create-pull-request@v5
        with:
          token: ${{ steps.get_github_app_token.outputs.token }}
          title: Release loki Helm chart ${{ steps.update-k.outputs.new_chart_version }}
          body: Automated PR created by [helm-weekly-release-pr.yaml](https://github.com/grafana/loki/blob/main/.github/workflows/helm-weekly-release-pr.yaml)
          commit-message: Update loki chart to ${{ steps.update-k.outputs.new_chart_version }}
          branch: helm-chart-weekly-${{ steps.update-k.outputs.new_chart_version }}
          base: ${{ steps.update-k.outputs.weekly }}
          labels: helm

      - name: Update/regenerate files
        id: update
        run: bash .github/workflows/scripts/helm-weekly-release.sh

      - name: Create Pull Request
        uses: peter-evans/create-pull-request@v5
        with:
          token: ${{ steps.get_github_app_token.outputs.token }}
          title: Release loki Helm chart ${{ steps.update.outputs.new_chart_version }}
          body: Automated PR created by [helm-weekly-release-pr.yaml](https://github.com/grafana/loki/blob/main/.github/workflows/helm-weekly-release-pr.yaml)
          commit-message: Update loki chart to ${{ steps.update.outputs.new_chart_version }}
          branch: helm-chart-weekly-${{ steps.update.outputs.new_chart_version }}
          base: main
          labels: helm