- Build Project
$ docker build -t codeaprendiz/node-kubernetes . - Docker Login
$ docker login -u codeaprendiz
Password:
Login Succeeded- Push the image
$ docker push codeaprendiz/node-kubernetes - Create secrets
$ kubectl create secret generic mongo-secret --from-literal=MONGO_USERNAME=admin --from-literal=MONGO_PASSWORD=password --dry-run=client -o yaml
apiVersion: v1
data:
MONGO_PASSWORD: cGFzc3dvcmQ=
MONGO_USERNAME: YWRtaW4=
kind: Secret
metadata:
creationTimestamp: null
name: mongo-secret- Set up a k8s cluster on GCP
$ kubectl get storageclass
NAME PROVISIONER RECLAIMPOLICY VOLUMEBINDINGMODE ALLOWVOLUMEEXPANSION AGE
premium-rwo pd.csi.storage.gke.io Delete WaitForFirstConsumer true 3m6s
standard (default) kubernetes.io/gce-pd Delete Immediate true 3m6s
standard-rwo pd.csi.storage.gke.io Delete WaitForFirstConsumer true 3m6s- Create resources
$ kubectl apply -f .
deployment.apps/db created
service/db created
persistentvolumeclaim/dbdata created
deployment.apps/nodejs created
configmap/nodejs-env created
service/nodejs created
secret/mongo-secret created
$ kubectl get pods
NAME READY STATUS RESTARTS AGE
db-78d59f4dd6-5wcnn 0/1 ContainerCreating 0 15s
nodejs-6b55db9445-jtqg4 0/1 Init:0/1 0 14s
$ kubectl get svc
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
db ClusterIP 10.8.4.245 <none> 27017/TCP 21s
kubernetes ClusterIP 10.8.0.1 <none> 443/TCP 36m
nodejs LoadBalancer 10.8.10.40 <pending> 80:30248/TCP 20s
$ kubectl get pods
NAME READY STATUS RESTARTS AGE
db-78d59f4dd6-5wcnn 1/1 Running 0 49s
nodejs-6b55db9445-jtqg4 1/1 Running 0 48s
$ kubectl logs -f nodejs-6b55db9445-jtqg4
Example app listening on 8080!
MongoDB is connected
$ kubectl get svc
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
db ClusterIP 10.8.4.245 <none> 27017/TCP 5m49s
kubernetes ClusterIP 10.8.0.1 <none> 443/TCP 42m
nodejs LoadBalancer 10.8.10.40 35.239.116.72 80:30248/TCP 5m48s-
Accessing the application
- Home page
- Get Shark Info Page
- After adding sharks
