cloud-platform-deploy-release.yml

name: helm-releases

on:
  push:
    branches: [main]
  workflow_dispatch:

permissions:
  id-token: write # This is required for requesting the JWT
  contents: read # This is required for actions/checkout
defaults:
  run:
    working-directory: alfresco-content-services

jobs:
  release:
    continue-on-error: false
    strategy:
      fail-fast: true
      max-parallel: 1
      matrix:
        include:
        - environment: poc
          values: values_poc.yaml
    # Get this GitHub environment populated with action secrets by raising a CP pull request. See docs at: 
    # https://github.com/ministryofjustice/cloud-platform-terraform-serviceaccount?tab=readme-ov-file#input_github_environments
    environment:
      name: ${{ matrix.environment }}
    runs-on: ubuntu-latest
    steps:
      - name: Checkout current repo
        uses: actions/checkout@v3

      - name: Install Kubernetes
        uses: azure/setup-kubectl@v3.2
        with:
          version: 'v1.26.0' # default is latest stable
        id: kubectl_install

      - name: Install Helm
        uses: azure/setup-helm@v3.5
        with:
          version: 'v3.9.0'
        id: helm_install

      - name: ${{ matrix.environment }} release
        env:
          KUBE_NAMESPACE: ${{ secrets.KUBE_NAMESPACE }}
          KUBE_CLUSTER: ${{ secrets.KUBE_CLUSTER }}
        run: |

          # See this link how github action secrets are created: https://github.com/ministryofjustice/cloud-platform-terraform-serviceaccount
          # See this example on how to use github secrets: https://github.com/ministryofjustice/cloud-platform-example-application/blob/main/.github/workflows/deploy.yml#L38
          echo "${{ secrets.KUBE_CERT }}" > ca.crt
          kubectl config set-cluster ${KUBE_CLUSTER} --certificate-authority=./ca.crt --server=https://${KUBE_CLUSTER}
          kubectl config set-credentials deploy-user --token=${{ secrets.KUBE_TOKEN }}
          kubectl config set-context ${KUBE_CLUSTER} --cluster=${KUBE_CLUSTER} --user=deploy-user --namespace=${KUBE_NAMESPACE}
          kubectl config use-context ${KUBE_CLUSTER}

          # For Alfresco, a k8s namespace will be an environment
          kubectl config set-context --current --namespace=${KUBE_NAMESPACE}

          # Helm will not deploy unless this secret is present. Create a new one if one does not already exist from env section
          SECRET=$(awk '{print substr($0, 19)}' <<< $(kubectl get secrets alfresco-content-services-alfresco-repository-properties-secret -o jsonpath='{.data.alfresco-global\.properties}' | base64 -d)) 2> /dev/null
          if [ -z ${SECRET} ] 
          then 
            SECRET=$(openssl rand -base64 20)
          fi

          # Upgrad an existing release or create a new one if one does not exist
          BUCKET_NAME=$(awk '{print substr($0, 0)}' <<< $(kubectl get secrets s3-bucket-output -o jsonpath='{.data.bucket_name}' | base64 -d))
          helm upgrade --install alfresco-content-services . --values=./values.yaml --values=./${{ matrix.values }} \
          --set s3connector.config.bucketName=$BUCKET_NAME \
          --set global.tracking.sharedsecret=$SECRET \
          --atomic