HOLAPH / Kubernetes-deployment-strategy

In this repository we will work on k8s deployment strategy.

Assignment 1

1. Do a Blue/Green deployment with your nginx image which was done
2. When accessing the blue pod , it should say hello blue ( the index.html ) page
3. When accessing the green pod, it should say hello green

Assignment 2

1. Do a canary deployment
2. version 1 is serving traffic then deploy version 2
3. create a new "canary" ingress with traffic splitting enabled
4. wait enought time to confirm that version 2 is stable and not throwing unexpected errors
5. delete the canary ingress
6. point the main application

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Kubernetes-deployment-strategy

In this repository we will work on k8s deployment strategy.

Blue-Green Deployemnt

Steps for blue green deployment POC

Follow the commands

• minikube start
• kubectl apply -f Blue-green/
• kubectl port-forward service/my-nginx 80:80
• browse localhost in local browser

How to switch to other deployment

• Stop port-forwarding
• change service.yml file
  • Replace selector run: my-nginx to runblue: my-nginx-1
• kubectl apply -f Blue-green/
• kubectl port-forward service/my-nginx 80:80
• browse localhost in local browser

Canary Deployment

Work still progress