test: pr #21
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| name: ArgoCD Diff on PR | |
| on: | |
| pull_request: | |
| paths: | |
| - "k8s-apps/**" | |
| jobs: | |
| argocd-diff: | |
| runs-on: ubuntu-latest | |
| permissions: | |
| pull-requests: write | |
| steps: | |
| - name: Checkout code | |
| uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 | |
| - name: Set up environment | |
| run: | | |
| # Install ArgoCD CLI | |
| curl -sSL -o /usr/local/bin/argocd https://github.com/argoproj/argo-cd/releases/latest/download/argocd-linux-amd64 | |
| chmod +x /usr/local/bin/argocd | |
| - name: Get updated apps | |
| id: updated-apps | |
| run: | | |
| git fetch origin | |
| # Extract unique app names from the modified paths under k8s-apps | |
| MODIFIED_APPS=$(git diff --name-only origin/main...HEAD | grep '^k8s-apps/' | awk -F'/' '{print $2}' | sort -u | xargs) | |
| if [ -z "$MODIFIED_APPS" ]; then | |
| echo "No changes detected" | |
| echo "apps=" >> $GITHUB_OUTPUT | |
| else | |
| echo "Modified apps: $MODIFIED_APPS" | |
| echo "apps=$MODIFIED_APPS" >> $GITHUB_OUTPUT | |
| fi | |
| - name: Login to ArgoCD | |
| if: steps.updated-apps.outputs.apps != '' | |
| run: | | |
| argocd login argocd.terence.cloud --grpc-web --username admin --password $ARGOCD_ADMIN_PASSWORD | |
| env: | |
| ARGOCD_ADMIN_PASSWORD: ${{ secrets.ARGOCD_ADMIN_PASSWORD }} | |
| - name: ArgoCD Diff for updated apps | |
| if: steps.updated-apps.outputs.apps != '' | |
| run: | | |
| DIFF_OUTPUT="" | |
| for APP in ${{ steps.updated-apps.outputs.apps }}; do | |
| echo "Processing app: $APP" | |
| cd "k8s-apps/$APP" | |
| helm dependency update | |
| DIFF=$(argocd app diff "$APP" \ | |
| --grpc-web \ | |
| --local-repo-root $(git rev-parse --show-toplevel) \ | |
| --local $PWD \ | |
| --loglevel warn \ | |
| --exit-code=false) | |
| DIFF_OUTPUT="${DIFF_OUTPUT}\n\n### Diff for $APP:\n\`\`\`\n$DIFF\n\`\`\`" | |
| done | |
| echo "diff_output<<EOF | |
| $DIFF_OUTPUT | |
| EOF" >> $GITHUB_OUTPUT | |
| - name: Publish PR Comment | |
| if: steps.updated-apps.outputs.diff_output != '' | |
| uses: actions/github-script@v6 | |
| with: | |
| script: | | |
| const diffOutput = `{{ steps.updated-apps.outputs.diff_output.trim() }}`; | |
| if (diffOutput) { | |
| const commentBody = `### ArgoCD Diff Results\n${diffOutput}`; | |
| github.rest.issues.createComment({ | |
| issue_number: context.issue.number, | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| body: commentBody, | |
| }); | |
| } |