Deploying in minikube

1. make sure you're in the right folder
2. start minikube
3. install nginx helm chart, then run helm upgrade --install ingress-nginx ingress-nginx
   --repo https://kubernetes.github.io/ingress-nginx
   --namespace ingress-nginx --create-namespace see https://kubernetes.github.io/ingress-nginx/
4. install loki-stack https://github.com/grafana/helm-charts/tree/main/charts/loki-stack helm upgrade --install loki grafana/loki-stack
   --set promtail.enabled=false
5. install kube-prometheus-stack chart https://github.com/prometheus-community/helm-charts/tree/main/charts/kube-prometheus-stack then run <helm install -f prometheus-grafana-values.yml prometheus-monitoring prometheus-community/kube-prometheus-stack>
6. helm install jenkins-planetarium jenkins/jenkins -f jenkins-values.yml
7. apply promtail-config.yml
8. apply planetarium-config.yml
9. planetarium-secret.yml(command line?)
10. apply planetarium-services-monitor.yml
11. apply planetarium.yml
12. apply ingress-service.yml
13. run on different terminal.
14. test the app.

---

Deploying in GKE

Postgres

• kubectl apply -f postgres-db
• create tables= kubectl exec -it pod/postgres-deployment-7cf95d7989-swcmr -c postgres -- psql -d postgres -U postgres

Ingress helm

• helm repo add ingress-nginx https://kubernetes.github.io/ingress-nginx
• helm install my-release ingress-nginx/ingress-nginx
• kubectl create clusterrolebinding cluster-admin-binding
  --clusterrole cluster-admin
  --user $(gcloud config get-value account)
• kubectl apply -f https://raw.githubusercontent.com/kubernetes/ingress-nginx/controller-v1.5.1/deploy/static/provider/cloud/deploy.yaml

Prometheus monitoring

• helm install -f prometheus-grafana-values.yml prometheus-monitoring prometheus-community/kube-prometheus-stack

Loki stack helm

• helm upgrade --install loki grafana/loki-stack #make persistent, edit file to do so.
• apply loki-pvc.yml
• kubectl edit statefulset.apps/loki

volumeMounts:

• mountPath: /tmp name: tmp
• mountPath: /etc/loki name: config
• mountPath: /data name: storage
• mountPath: /tmp/loki/ name: loki-storage

volumes:

• emptyDir: {} name: tmp
• name: config secret: defaultMode: 420 secretName: loki
• emptyDir: {} name: storage
• name: loki-storage persistentVolumeClaim: claimName: loki-pvc

Jenkins helm

• helm install jenkins-planetarium jenkins/jenkins -f jenkins-values.yml

• kubectl exec --namespace default -it svc/jenkins-planetarium -c jenkins -- /bin/cat /run/secrets/additional/chart-admin-password && echo

• kubectl create clusterrolebinding jenkins-deploy
  --clusterrole=cluster-admin --serviceaccount=default:jenkins-planetarium

  Jenkins setup with github

   1. create pipiline
   2. Build Triggers: githud hook
   3. pipeline script from scm > add github repo url > /main > Script path: Jenkinsfile > uncheck Lightweight checkout.
   4. go to the github repo and add wedHook: settings>Webhooks>addWebhook> http://{ip}/jenkins/github-webhook/
   5. create Jenkinsfile
   6. git add, git commit, git push
  

Planetarium app

• kubectl apply -f planetarium-app
• kubectl apply -f canary
• after pushing into github, jenkins should build test and deploy the planetarium and ingress service manifest to GKE.

helm upgrade [RELEASE] [CHART] [flags]