04-gitops-playing.md

Play with GitOps

Update code and build new version

• Go to Cloud Shell and open editor
• Edit bookinfo-ratings/src/ratings.js line 207 to the text you want
• Build new version of Docker Image

# Build Ratings Service Docker Image
docker-compose build ratings
# Tagging to new name
docker tag bookinfo-ratings_ratings registry.demo.opsta.co.th/training[X]/bookinfo/ratings:build-2
# Push Rating Docker Image
docker push registry.demo.opsta.co.th/training[X]/bookinfo/ratings:build-2

Change GitOps to new version

• Go to your ratings repository and click on Web IDE
• Edit gitops/ratings/helm-release.yaml file and change tag: build-1 to tag: build-2
• Commit the code
• Wait for one minute to see the change

watch kubectl get pod

• Try accessing https://bookinfo.dev.opsta.co.th/training1/ratings/health to see the change