Implement canary deployment strategy with separate workers #5
Workflow file for this run
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| name: Canary | |
| on: | |
| pull_request: | |
| types: [opened, synchronize, reopened] | |
| permissions: | |
| contents: read | |
| pull-requests: write | |
| statuses: write # Required for creating commit statuses | |
| jobs: | |
| preview: | |
| name: Deploy and Test | |
| runs-on: ubuntu-latest | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Setup Node.js | |
| uses: actions/setup-node@v4 | |
| with: | |
| node-version: "20" | |
| # pnpm/action-setup@v4 | |
| - uses: pnpm/action-setup@a7487c7e89a18df4991f7f222e4898a00d66ddda | |
| name: Install pnpm | |
| with: | |
| run_install: false | |
| - name: Get pnpm store directory | |
| shell: bash | |
| run: | | |
| echo "STORE_PATH=$(pnpm store path --silent)" >> $GITHUB_ENV | |
| - uses: actions/cache@v4 | |
| name: Setup pnpm cache | |
| with: | |
| path: ${{ env.STORE_PATH }} | |
| key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }} | |
| restore-keys: | | |
| ${{ runner.os }}-pnpm-store- | |
| - name: Install dependencies | |
| run: pnpm install | |
| - name: Build | |
| run: pnpm build | |
| env: | |
| SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_AUTH_TOKEN }} | |
| - name: Create GitHub Deployment | |
| id: deployment | |
| uses: actions/github-script@v7 | |
| with: | |
| github-token: ${{ secrets.GITHUB_TOKEN }} | |
| script: | | |
| const deployment = await github.rest.repos.createDeployment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| ref: context.payload.pull_request.head.sha, | |
| environment: 'canary', | |
| description: `Canary deployment for PR #${{ github.event.pull_request.number }}`, | |
| transient_environment: true, | |
| production_environment: false, | |
| required_contexts: [], | |
| auto_merge: false, | |
| payload: JSON.stringify({ | |
| pr_number: ${{ github.event.pull_request.number }}, | |
| branch: '${{ github.head_ref }}', | |
| deployed_at: new Date().toISOString() | |
| }) | |
| }); | |
| core.setOutput('id', deployment.data.id); | |
| // Set initial status | |
| await github.rest.repos.createDeploymentStatus({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| deployment_id: deployment.data.id, | |
| state: 'in_progress', | |
| description: 'Deploying canary environment', | |
| auto_inactive: true // Auto-mark previous deployments as inactive | |
| }); | |
| - name: Deploy Canary Version | |
| id: deploy | |
| uses: cloudflare/wrangler-action@v3 | |
| with: | |
| apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }} | |
| accountId: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }} | |
| workingDirectory: packages/mcp-cloudflare | |
| command: versions upload --preview-alias="pr-${{ github.event.pull_request.number }}" --message="PR #${{ github.event.pull_request.number }} - ${{ github.head_ref }}" | |
| packageManager: pnpm | |
| - name: Get Canary URL | |
| id: canary_url | |
| run: | | |
| # Preview alias URL format: <alias>-<worker-name>.<subdomain>.workers.dev | |
| CANARY_URL="https://pr-${{ github.event.pull_request.number }}-sentry-mcp.getsentry.workers.dev" | |
| echo "url=$CANARY_URL" >> $GITHUB_OUTPUT | |
| echo "Canary URL: $CANARY_URL" | |
| - name: Update Deployment Status | |
| if: always() | |
| uses: actions/github-script@v7 | |
| with: | |
| github-token: ${{ secrets.GITHUB_TOKEN }} | |
| script: | | |
| const deploySuccess = '${{ steps.deploy.outcome }}' === 'success'; | |
| const canaryUrl = '${{ steps.canary_url.outputs.url }}'; | |
| // Update GitHub deployment status | |
| await github.rest.repos.createDeploymentStatus({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| deployment_id: ${{ steps.deployment.outputs.id }}, | |
| state: deploySuccess ? 'success' : 'failure', | |
| environment_url: deploySuccess ? canaryUrl : undefined, | |
| description: deploySuccess ? 'Canary deployed successfully' : 'Deployment failed', | |
| auto_inactive: false | |
| }); | |
| // Also create a commit status for visibility | |
| try { | |
| await github.rest.repos.createCommitStatus({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| sha: context.payload.pull_request.head.sha, | |
| state: deploySuccess ? 'success' : 'failure', | |
| target_url: deploySuccess ? canaryUrl : `https://github.com/${context.repo.owner}/${context.repo.repo}/actions/runs/${context.runId}`, | |
| description: deploySuccess ? 'Canary environment ready' : 'Deployment failed', | |
| context: 'Canary URL' | |
| }); | |
| } catch (error) { | |
| console.error('Failed to create commit status:', error); | |
| } | |
| - name: Wait for deployment to propagate | |
| if: success() | |
| run: | | |
| echo "Waiting for deployment to propagate..." | |
| sleep 30 | |
| - name: Run Smoke Tests | |
| id: smoke_tests | |
| if: success() | |
| working-directory: packages/smoke-tests | |
| env: | |
| PREVIEW_URL: ${{ steps.canary_url.outputs.url }} | |
| run: | | |
| echo "Running smoke tests against $PREVIEW_URL" | |
| pnpm test:ci | |
| - name: Publish Test Report | |
| uses: mikepenz/action-junit-report@cf701569b05ccdd861a76b8607a66d76f6fd4857 | |
| if: always() && steps.smoke_tests.outcome != 'skipped' | |
| with: | |
| report_paths: "**/tests.junit.xml" | |
| check_name: "Smoke Test Results" | |
| fail_on_failure: false | |
| - name: Update Commit Status with Test Results | |
| if: always() && steps.deploy.outcome == 'success' | |
| uses: actions/github-script@v7 | |
| with: | |
| github-token: ${{ secrets.GITHUB_TOKEN }} | |
| script: | | |
| const testsSuccess = '${{ steps.smoke_tests.outcome }}' === 'success'; | |
| let state = testsSuccess ? 'success' : 'failure'; | |
| let description = testsSuccess ? 'Passed' : 'Failed'; | |
| try { | |
| await github.rest.repos.createCommitStatus({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| sha: context.payload.pull_request.head.sha, | |
| state: state, | |
| target_url: `https://github.com/${context.repo.owner}/${context.repo.repo}/actions/runs/${context.runId}`, | |
| description: description, | |
| context: 'Smoke Tests' | |
| }); | |
| } catch (error) { | |
| console.error('Failed to create commit status:', error); | |
| } |