quebic-source / microservices-kubernetes-demo

microservices-kubernetes-demo

Prerequisites

Setup Kubernetes

• Run locally https://kubernetes.io/docs/setup/learning-environment/minikube/
• Google Kubernetes Engine https://cloud.google.com/kubernetes-engine/docs/

Create Cluster Role

To enable access to ConfigMaps from microservices

• sudo kubectl create clusterrolebinding demo-role-binding --clusterrole=view --serviceaccount=default:default

Maven Build

reviews-service

• mvn clean package -f apps/reviews-service

products-service

• mvn clean package -f apps/products-service

Docker Image Build

Build command

• sudo docker build --no-cache -t {host}/{image}:{tag} --build-arg jar_file={jarFile} .

reviews-service

• sudo docker build --no-cache -f apps/reviews-service/Dockerfile -t quebicdocker/ms-demo-reviews-service:0.1.0 --build-arg jar_file=apps/reviews-service/target/reviews-service-0.1.0.jar .

products-service

• sudo docker build --no-cache -f apps/products-service/Dockerfile -t quebicdocker/ms-demo-products-service:0.1.0 --build-arg jar_file=apps/products-service/target/products-service-0.1.0.jar .

Docker Image Publish

Publish command

• sudo docker push {dockerImage}

reviews-service

• sudo docker push quebicdocker/ms-demo-reviews-service:0.1.0

products-service

• sudo docker push quebicdocker/ms-demo-products-service:0.1.0

Kubernetes Deployment

Create ConfigMap

• kubectl apply -f config-map/common-config.yaml

Deploy Microservices

reviews-service

• kubectl apply -f apps/reviews-service/kubernetes.yaml

products-service

• kubectl apply -f apps/products-service/kubernetes.yaml

Create static ip ( GCP only )

• gcloud compute addresses create ms-demo-static-ip --global

Create Ingress

• kubectl apply -f ingress-basic.yaml