Jenkins script to gracefully rollout nodes when the deployment strategy is rollout deployment.

JenkinsEKSNodeRollout

pipeline {
    
    agent any
    stages{
        stage('Logging into AWS ECR'){
			steps{
				bat 'aws eks --region us-east-1 update-kubeconfig --name eks-cluster-name'
				bat 'aws ecr get-login-password --region us-east-1 | docker login --username AWS --password-stdin xxxxxxxxxxx.xxx.ecr.us-east-1.amazonaws.com'
			}
		}
        stage('Cordon all nodes') {
            steps {
                    bat 'powershell -command \"kubectl get nodes | ForEach-Object{($_.Split(\\\"" "\\\"))[0]} | where {$_ -ne \\\""NAME"\\\"} | ForEach-Object{(kubectl cordon $_)}\"'
            }
        }
        stage('Rollout Master node') {
            steps {
                    bat 'powershell -command \"kubectl get deployments -n kube-system| ForEach-Object{($_.Split(\\\"" "\\\"))[0]} | where {$_ -ne \\\""NAME"\\\"} | ForEach-Object{(kubectl -n kube-system rollout restart deployment $_)}\"'
                    bat 'powershell -command \"kubectl get deployments -n kubernetes-dashboard| ForEach-Object{($_.Split(\\\"" "\\\"))[0]} | where {$_ -ne \\\""NAME"\\\"} | ForEach-Object{(kubectl -n kubernetes-dashboard rollout restart deployment $_)}\"'
            }
        }
        stage('Rollout Worker nodes') {
            steps {
                    bat 'powershell -command \"kubectl get deployments | ForEach-Object{($_.Split(\\\"" "\\\"))[0]} | where {$_ -ne \\\""NAME"\\\"} | ForEach-Object{(kubectl rollout restart deployment $_)}\"'
            }
        }
    }
}