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Kubernetes Canary Deployment (Manual vs Automated)

You can find tutorial here.

Start Minikube

minikube start --driver=docker

Deploy All Dependencies

cd terraform
terraform apply

Grafana

# username: admin, password: devops123
kubectl port-forward svc/grafana 3000 -n monitoring

Test application (Example 1)

kubectl run curl --image=alpine/curl:8.2.1 -n default -i --tty --rm -- sh
for i in `seq 1 1000`; do curl myapp:8080/version; echo ""; sleep 1; done

Test application (Example 2)

kubectl run curl --image=alpine/curl:8.2.1 -n staging -i --tty --rm -- sh
for i in `seq 1 1000`; do curl myapp:8080/version; echo ""; sleep 1; done