Guide to run assessment

Prerequisites

Install k3d cluster with PodSecurityPolicy with following command :

• docker
• k3d cluster
• helm

Create k3d cluster with following command

make cluster

Install helm charts: ingress-nginx, Promethous

helm repo add prometheus-community https://prometheus-community.github.io/helm-charts
helm repo update
kubectl create ns monitoring
helm install prometheus-chart prometheus-community/prometheus -n monitoring

helm repo add ingress-nginx https://kubernetes.github.io/ingress-nginx
helm repo update
helm install ingress-chart ingress-nginx/ingress-nginx

Deploy application by running following manifest files

kubectl apply -f deployment.yaml
kubectl apply -f ingress.yaml

Check your application over browser with IP or domain

• In my case, you check application on http://api.opstudio.cloud/health and
• check jenkins running on http://jenkins.opstudio.cloud/

Setup Jenkins server on Kubernetes Cluster

• Install Jenkins on kubernetes cluster using helm chart

  helm repo add jenkins https://charts.jenkins.io
  helm repo update
  helm install jenkins-ci jenkins/jenkins

• Create service account for jenkins with necessary permission to deploy application
• Configure github credentials in Jenkins
• Configure Dockerhub credentials in Jenkins
• Create Jenkins pipeline and Configure SCM and build pipeline using Jenkinsfile
• Write Jenkinsfile for push code in docker and deploy on kubernetes