main.yml

on: [push]

jobs:
  main:
    name: Format & Deploy(master)
    runs-on: ubuntu-latest
    permissions:
      id-token: write
      contents: read

    steps:
      - uses: actions/checkout@v1

      - name: Use Node.js 18.x
        uses: actions/setup-node@v2.2.0
        with:
          node-version: "18.x"

      - name: Install
        run: yarn

      - name: format
        run: yarn format

      - name: Check formatting
        run: git diff --exit-code

      - name: Setup kubectl
        uses: azure/setup-kubectl@v3
        with:
          version: "latest"

      - name: AWS Configure
        uses: aws-actions/configure-aws-credentials@v1.6.1
        with:
          aws-region: ap-southeast-2
          mask-aws-account-id: true
          role-to-assume: ${{ secrets.AWS_CI_ROLE }}

      - name: Login to EKS
        run: |
          aws eks update-kubeconfig --name Workflow --region ap-southeast-2 --role-arn ${{ secrets.AWS_EKS_ROLE }}

      - name: Check EKS connection
        run: |
          kubectl get nodes

      - name: Install Argo
        run: |
          curl -sLO https://github.com/argoproj/argo-workflows/releases/download/v3.4.0-rc2/argo-linux-amd64.gz
          gunzip argo-linux-amd64.gz
          chmod +x argo-linux-amd64
          ./argo-linux-amd64 version

      - name: Lint workflows
        if: github.ref != 'refs/heads/master'
        run: |
          # Create test namespace
          TEST_NAMESPACE=$GITHUB_SHA
          kubectl create namespace $TEST_NAMESPACE

          # Create copy of Workflows files to change their namespaces
          mkdir test
          cp workflows/ test/workflows/ -r 

          # Deploy templates in the test namespace
          # Note: the templates have no default namespace so no need to modify them
          kubectl apply -f templates/argo-tasks/ --namespace $TEST_NAMESPACE

          # Find all workflows that have kind "WorkflowTemplate"
          WORKFLOWS=$(grep '^kind: WorkflowTemplate$' -R test/workflows/ -H | cut -d ':' -f1)
          # For each workflow attempt to deploy it using kubectl
          for wf in $WORKFLOWS; do
              # Change namespace in files
              sed -i "/^\([[:space:]]*namespace: \).*/s//\1$TEST_NAMESPACE/" $wf
              kubectl apply -f $wf --namespace $TEST_NAMESPACE
          done

          # TODO May need to deploy config files too?

          # Finally lint the templates
          ./argo-linux-amd64 lint templates/ -n $TEST_NAMESPACE
          ./argo-linux-amd64 lint test/workflows/ -n $TEST_NAMESPACE

          # Delete the test namespace
          kubectl delete namespaces $TEST_NAMESPACE

      - name: Deploy workflows
        if: github.ref == 'refs/heads/master'
        run: |
          # Deploy templates first
          kubectl apply -f templates/argo-tasks/ --namespace argo

          # Find all workflows that have kind "WorkflowTemplate"
          WORKFLOWS=$(grep '^kind: WorkflowTemplate$' -R workflows/ -H | cut -d ':' -f1)

          # For each workflow attempt to deploy it using kubectl
          for wf in $WORKFLOWS; do
              kubectl apply -f $wf --namespace argo
          done

      - name: Deploy config files
        if: github.ref == 'refs/heads/master'
        run: |
          kubectl apply -f config/*.yml --namespace argo