test-pr.yaml

name: Run pr tests

on:
  pull_request:
    branches:
      - master

jobs:
  version-incremented: # checks that version has been incremented in node, python, and deployment. And that they match.
    name: Are version numbers incremented
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0 # Required due to get git tag list due to the way Git works
      - uses: actions/setup-python@v3
        with:
          python-version: '3.10'
      - name: Check versions
        run: python release_utils/check-tag-incremented.py
        shell: sh
  lint-gh-actions:
    name: Lint GH Actions workflows
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: reviewdog/action-actionlint@v1
  plan-terraform: # https://learn.hashicorp.com/tutorials/terraform/github-actions?in=terraform/automation
    name: Run Terraform Validate and Plan
    runs-on: ubuntu-latest
    env:
      CLOUDFLARE_API_TOKEN: ${{ secrets.CLOUDFLARE_API_TOKEN }}
      HCLOUD_TOKEN: ${{ secrets.HETZNER_API_TOKEN }}
      AWS_ACCESS_KEY_ID: ${{ secrets.TF_STATE_BUCKET_KEY_ID }}
      AWS_SECRET_ACCESS_KEY: ${{ secrets.TF_STATE_BUCKET_KEY }}
      B2_APPLICATION_KEY_ID: ${{ secrets.B2_MASTER_KEY_ID }}
      B2_APPLICATION_KEY: ${{ secrets.B2_MASTER_KEY }}
      TF_VAR_pw_hash: ${{ secrets.NODE_ROOT_USER_PW_HASH }}
    steps:
      - uses: actions/checkout@v3
      - uses: hashicorp/setup-terraform@v3
        with:
          terraform_version: "1.7.5"
      - id: fmt
        run: terraform fmt -check
      - id: init
        run: terraform init
        working-directory: deploy/terraform
      - id: validate
        run: terraform validate -no-color
        working-directory: deploy/terraform
      - id: plan
        run: terraform plan -no-color -input=false
        working-directory: deploy/terraform
        continue-on-error: true
      - name: Update Pull Request
        uses: actions/github-script@v6
        if: github.event_name == 'pull_request'
        env:
          PLAN: "terraform\n${{ steps.plan.outputs.stdout }}"
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            const output = `## Terraform Lint/Plan Results
            #### Terraform Format and Style 🖌\`${{ steps.fmt.outcome }}\`
            #### Terraform Initialization ⚙️\`${{ steps.init.outcome }}\`
            #### Terraform Plan 📖\`${{ steps.plan.outcome }}\`
            #### Terraform Validation 🤖\`${{ steps.validate.outcome }}\`

            <details><summary>Show Plan</summary>

            \`\`\`\n
            ${process.env.PLAN}
            \`\`\`

            </details>

            *Pushed by: @${{ github.actor }}, Action: \`${{ github.event_name }}\`*`;

            github.rest.issues.createComment({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: output
            })
      - name: Terraform Plan Status
        if: steps.plan.outcome == 'failure'
        run: exit 1
      # Fetch kubeconfig for lint-kustomization job:
      # How to fetch Terraform variables from CLI
      # https://learn.hashicorp.com/tutorials/terraform/outputs
      - name: Get node IPv4 address  # GITHUB DOESNT SUPPORT IPV6 FFS
        id: tf_ip_addr
        run: terraform output -raw ipv4_address
        working-directory: deploy/terraform
      - uses: hashicorp/setup-terraform@v3
        with:
          terraform_version: "1.7.5"
          terraform_wrapper: false
      - name: Get SSH key
        run: terraform output -raw ssh_key > "$HOME/id_ed25519"
        working-directory: deploy/terraform
      - name: chmod SSH key
        run: chmod 700 "$HOME/id_ed25519"
      - name: Download kubeconfig file
        run: |
          scp \
          -qo "StrictHostKeyChecking=no" \
          -i "$HOME/id_ed25519" \
          root@${{ steps.tf_ip_addr.outputs.stdout }}:/etc/rancher/k3s/k3s.yaml .
      - name: Set kubeconfig server URL and store kubeconfig in step output
        uses: mikefarah/yq@master
        with:
          cmd: yq -i '.clusters[0].cluster.server = "https://${{ steps.tf_ip_addr.outputs.stdout }}:6443"' 'k3s.yaml'
      - name: Send kubeconfig to lint-kustomization job # https://stackoverflow.com/a/57877438
        uses: actions/upload-artifact@v3
        with:
          name: "kubeconfig"
          path: "k3s.yaml"
  lint-kustomization:
    name: Lint Kustomize/Kubernetes
    runs-on: ubuntu-latest
    needs: plan-terraform  # Needs kubeconfig from terraform
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-python@v3
        with:
          python-version: '3.10'
      - name: 'Build tmeit.se manifests'
        uses: stefanprodan/kube-tools@v1
        with:
          kustomize: '4.5.7'
          command: |-
            kustomize build deploy/kubernetes/tmeit-se -o tmeit-rendered-with-jobs.yaml
      - name: Remove Job manifests from test # Jobs are immutable and if we do kubectl apply with one without deleting it on the cluster, the api will throw an error
        run: python release_utils/remove-job-manifests.py
        shell: sh
      - name: Receive kubeconfig from plan-terraform job # https://stackoverflow:com/a/57877438
        uses: actions/download-artifact@v3
        with:
          name: "kubeconfig"
      - name: Copy kubeconfig to correct location
        run: mkdir "$HOME/.kube/" && mv k3s.yaml "$HOME/.kube/config"
      - name: 'lint prod manifests' # NOTE: latest version of kubectl can be found here https://dl.k8s.io/release/stable.txt
        run: |
          curl -LO "https://dl.k8s.io/release/v1.25.3/bin/linux/amd64/kubectl"
          curl -LO "https://dl.k8s.io/v1.25.3/bin/linux/amd64/kubectl.sha256"
          echo "$(cat kubectl.sha256)  kubectl" | sha256sum --check
          chmod +x kubectl
          kubectl apply --dry-run=server --server-side=true --force-conflicts -f tmeit-rendered.yaml
  test-containerfile: # Build containers to test that they build properly
    name: Build app containers
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Build containers
        uses: redhat-actions/buildah-build@v2
        with:
          image: tmeit-app
          context: '.'
          containerfiles: |-
            containerfiles/tmeit-app.Containerfile
            containerfiles/tmeit-run-migrations.Containerfile
            containerfiles/tmeit-worker.Containerfile
            containerfiles/db-backup-agent.Containerfile
  test-app: # Run app tests
    name: Test app
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Build test container
        uses: redhat-actions/buildah-build@v2
        with:
          image: tmeit-app-test
          context: '.'
          containerfiles: containerfiles/tmeit-app-test.Containerfile
      - name: run test
        run: podman run tmeit-app-test
  test-migrations:  # Run migrations and insert dummy data. Also make sure there are no migrations needed to be done
      name: Test migrations
      runs-on: ubuntu-latest
      services:
        postgres:  # Run a postgres container alongside test to be tested on (The name of this key is also the hostname)
          image: postgres:15beta1
          env:
            POSTGRES_USER: tmeit_backend
            POSTGRES_PASSWORD: test  # Make sure this matches back/db_migrations/scripts/pr-migration-tests.sh
            POSTGRES_DB: tmeit_backend
          options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 5
      steps:
        - uses: actions/checkout@v4
        - name: Build tester container
          run: |
            docker build . -f containerfiles/create-test-db.Containerfile -t create-test-db
            docker build . -f containerfiles/test-migrations.Containerfile -t test-migrations
        - name: Test migrations
          run: docker run --network ${{ job.container.network }} test-migrations