ci-helm.yml

name: Helm CI
on:
  push:
    branches: [main]
  pull_request:
    paths:
      - 'docs/deployment/azure-template'
      - .github/workflows/ci-helm.yml

env:
  HELM_EXPERIMENTAL_OCI: 1 #enable OCI support
  HELM_VERSION_TO_INSTALL: 3.10.2 # version of HELM to install
  GCR_IMAGE: ghcr.io/microsoft/showwhy/

jobs:
  build:
    name: publish gcr
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
        name: checkout repo
      
      - name: install helm
        uses: Azure/setup-helm@v1
        with:
          # Version of helm
          version: ${{ env.HELM_VERSION_TO_INSTALL }} # default is latest
      
      - name: login to acr using helm
        if: ${{ github.ref == 'refs/heads/main' }}
        run: |
          echo ${{ secrets.GITHUB_TOKEN }} | helm registry login ${{ env.GCR_IMAGE }} --username ${{ github.repository_owner }} --password-stdin

      - name: save helm chart
        run: |
          helm package ${{ github.workspace }}/config/helm/causal-services/ 

      - name: publish chart to ghcr
        if: ${{ github.ref == 'refs/heads/main' }}
        run: |
          export CHART_VERSION=$(grep 'version:' ./config/helm/causal-services/Chart.yaml | tail -n1 | awk '{ print $2}')
          helm push causal-services-${CHART_VERSION}.tgz oci://${{ env.GCR_IMAGE }}