Deploy Jenkins with in kubernetes

Pre-requisites:

- Install git
- EKS Cluster

Attach below policy to Node Instance Role

{
    "Version": "2012-10-17",
    "Statement": [
	{
	    "Effect": "Allow",
	    "Action": [
		"route53:ListHostedZones",
		"route53:ListResourceRecordSets"
	    ],
	    "Resource": [
		"*"
	    ]
	},
	{
	    "Effect": "Allow",
	    "Action": [
		"route53:ChangeResourceRecordSets"
	    ],
	    "Resource": [
		"*"
	    ]
	}
    ]
}

Create Hosted zone with in Route53:

Goto Route53 and Create Hosted Zone with the name of our DNS Name. Here my DNS name is "vamsitechtuts.tk"

Change name servers where we purchased our DNS. Here I purchased in Freenom website

Get Source Code from github:

git clone https://github.com/VamsiTechTuts/kubernetes.git
cd kubernetes/jenkins

Deploy Jenkins with on kubernetes:

kubectl apply -f jenkins-deploy.yaml

Expose jenkins as LoadBalancer Service:

kubectl apply -f jenkins-svc.yaml

Deploying mandatory files:

  kubectl apply -f mandatory.yaml
  kubectl apply -f patch-configmap-l4.yaml

Create Certificates:

Create Certificates for our external-dns using AWS Certificate Manager Goto AWS Certificate Manager service with in AWS Click on Get started

Click on Request a certificate

Click on Next

Click on Next

Click on Review

Click on Confirm and Request

Click on Create Record in Route53

Click on Create and then Click on Continue

Now we can Certificate Issued

Goto Route53 and check whether CNAME Record created or not:

Deploying externaldns, service and ingress:

change our external dns in external-dns.yaml and also edit certificate arn in service-l4.yaml

kubectl apply -f external-dns.yaml
kubectl apply -f service-l4.yaml
kubectl apply -f ingress.yml

Goto Route53 and check wether Records sets are created or not:

Check output with External-dns with API:

Goto web UI and give "jenkins.vamsitechtuts.tk"