add prometheus monitoring #239
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| name: Terraform Workflow | |
| on: | |
| push: | |
| branches: | |
| - main | |
| paths: | |
| - 'terraform/**' | |
| - '.github/workflows/**' | |
| - '!**/README.md' | |
| - '!argocd-app/**' | |
| - 'argocd-app/values.yaml' | |
| pull_request: | |
| branches: | |
| - main | |
| paths: | |
| - 'terraform/**' | |
| - '.github/workflows/**' | |
| - '!**/README.md' | |
| - '!argocd-app/**' | |
| - 'argocd-app/values.yaml' | |
| workflow_dispatch: | |
| inputs: | |
| destroy: | |
| description: 'Destroy the infrastructure?' | |
| type: boolean | |
| required: true | |
| default: false | |
| jobs: | |
| terraform: | |
| runs-on: ubuntu-latest | |
| defaults: | |
| run: | |
| shell: bash | |
| working-directory: ./terraform | |
| env: | |
| WORKING_DIR: ./terraform | |
| permissions: | |
| contents: 'read' | |
| id-token: 'write' | |
| pull-requests: 'write' | |
| steps: | |
| - name: Checkout code | |
| uses: actions/checkout@v4 | |
| - id: 'auth' | |
| name: 'Authenticate to Google Cloud' | |
| uses: 'google-github-actions/auth@v1' | |
| with: | |
| # Replace with values from setup.sh | |
| workload_identity_provider: 'projects/734911192367/locations/global/workloadIdentityPools/deb-pool/providers/github-actions' | |
| service_account: 'deb-sa@wizeline-deb.iam.gserviceaccount.com' | |
| - name: Setup Terraform | |
| uses: hashicorp/setup-terraform@v2 | |
| with: | |
| terraform_version: '1.5.7' | |
| terraform_wrapper: false | |
| - name: Terraform Init | |
| id: init | |
| run: terraform init | |
| - name: Terraform Format | |
| id: fmt | |
| if: github.event_name != 'workflow_dispatch' | |
| run: terraform fmt -check | |
| - name: Terraform Validate | |
| id: validate | |
| if: github.event_name != 'workflow_dispatch' | |
| run: terraform validate | |
| - name: Terraform Plan | |
| id: plan | |
| if: github.event_name != 'workflow_dispatch' | |
| run: | | |
| terraform plan \ | |
| -no-color \ | |
| -input=false | |
| continue-on-error: true | |
| # Add a comment to pull requests with plan results | |
| - name: Add Plan Comment | |
| if: github.event_name == 'pull_request' | |
| uses: actions/github-script@v6 | |
| env: | |
| PLAN: "terraform\n${{ steps.plan.outputs.stdout }}" | |
| with: | |
| github-token: ${{ secrets.GITHUB_TOKEN }} | |
| script: | | |
| // 1. Retrieve existing bot comments for the PR | |
| const { data: comments } = await github.rest.issues.listComments({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| issue_number: context.issue.number, | |
| }) | |
| const botComment = comments.find(comment => { | |
| return comment.user.type === 'Bot' && comment.body.includes('Terraform Format and Style') | |
| }) | |
| // 2. Prepare format of the comment | |
| const output = `#### Terraform Format and Style 🖌\`${{ steps.fmt.outcome }}\` | |
| #### Terraform Initialization ⚙️\`${{ steps.init.outcome }}\` | |
| #### Terraform Validation 🤖\`${{ steps.validate.outcome }}\` | |
| <details><summary>Validation Output</summary> | |
| \`\`\`\n | |
| ${{ steps.validate.outputs.stdout }} | |
| \`\`\` | |
| </details> | |
| #### Terraform Plan 📖\`${{ steps.plan.outcome }}\` | |
| <details><summary>Show Plan</summary> | |
| \`\`\`\n | |
| ${process.env.PLAN} | |
| \`\`\` | |
| </details> | |
| *Pusher: @${{ github.actor }}, Action: \`${{ github.event_name }}\`, Working Directory: \`${{ env.WORKING_DIR }}\`, Workflow: \`${{ github.workflow }}\`*`; | |
| // 3. If we have a comment, update it, otherwise create a new one | |
| if (botComment) { | |
| github.rest.issues.updateComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| comment_id: botComment.id, | |
| body: output | |
| }) | |
| } else { | |
| github.rest.issues.createComment({ | |
| issue_number: context.issue.number, | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| body: output | |
| }) | |
| } | |
| - name: Check Plan Outcome | |
| if: steps.plan.outcome == 'failure' | |
| run: exit 1 | |
| - name: Terraform Apply | |
| if: github.ref == 'refs/heads/main' && github.event_name == 'push' | |
| run: | | |
| terraform apply \ | |
| -input=false \ | |
| -auto-approve | |
| - name: Set up Cloud SDK | |
| if: github.ref == 'refs/heads/main' && github.event_name == 'push' | |
| uses: 'google-github-actions/setup-gcloud@v1' | |
| - name: Install Required Plugin for kubectl | |
| if: github.ref == 'refs/heads/main' && github.event_name == 'push' | |
| run: gcloud components install gke-gcloud-auth-plugin | |
| - name: Set GKE credentials as env variables | |
| id: set_gke_creds | |
| if: github.ref == 'refs/heads/main' && github.event_name == 'push' | |
| run: | | |
| echo "GKE_CLUSTER_NAME=$(terraform output -raw gke_cluster_name)" >> $GITHUB_OUTPUT | |
| echo "GKE_CLUSTER_LOCATION=$(terraform output -raw gke_cluster_location)" >> $GITHUB_OUTPUT | |
| - name: Get GKE credentials | |
| if: github.ref == 'refs/heads/main' && github.event_name == 'push' | |
| run: | | |
| gcloud container clusters get-credentials \ | |
| ${{ steps.set_gke_creds.outputs.GKE_CLUSTER_NAME }} \ | |
| --location=${{ steps.set_gke_creds.outputs.GKE_CLUSTER_LOCATION }} | |
| - name: Apply ArgoCD ApplicationSet | |
| if: github.ref == 'refs/heads/main' && github.event_name == 'push' | |
| run: | | |
| kubectl apply -f ../argocd-app/multi-app/applicationset.yaml -n argocd | |
| - name: Terraform Destroy (Manual Trigger) | |
| if: github.event_name == 'workflow_dispatch' && github.ref == 'refs/heads/main' && github.event.inputs.destroy == 'true' | |
| run: | | |
| terraform destroy \ | |
| -input=false \ | |
| -auto-approve |