Amazon_scripts/Monitoring-Prom-Grafana at main · manjunathashastri/Amazon_scripts · GitHub

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pipeline{
    agent any

    stages {
        stage('Setup') {
            steps {
                script {
                    // Add Helm repositories
                    sh 'helm repo add stable https://charts.helm.sh/stable'
                    sh 'helm repo add prometheus-community https://prometheus-community.github.io/helm-charts'
                }
            }
        }
        stage('Deploy Prometheus') {
            steps {
                script {

                        withKubeConfig(caCertificate: '', clusterName: '', contextName: '', credentialsId: 'k8s', namespace: '', restrictKubeConfigAccess: false, serverUrl: '') {

                           // Check if the namespace 'prometheus' exists
                                def namespaceExists = sh(script: 'kubectl get namespace prometheus', returnStatus: true) == 0

                                // If the namespace doesn't exist, create it and install Prometheus using Helm
                                if (!namespaceExists) {
                                    sh 'kubectl create namespace prometheus'
                                    sh 'helm install stable prometheus-community/kube-prometheus-stack -n prometheus'
                                } else {
                                    echo 'Namespace prometheus already exists.'
                                }


                        }

                }
            }
        }
        stage('Patch Services') {
            steps {
                script {
                    withKubeConfig(caCertificate: '', clusterName: '', contextName: '', credentialsId: 'k8s', namespace: '', restrictKubeConfigAccess: false, serverUrl: '') {

                    // Patch Prometheus service to use ClusterIP
                    sh 'kubectl patch svc stable-kube-prometheus-sta-prometheus -n prometheus --type=json -p=\'[{"op":"replace","path":"/spec/type","value":"LoadBalancer"}]\''

                    // Patch Grafana service to use ClusterIP
                    sh 'kubectl patch svc stable-grafana -n prometheus --type=json -p=\'[{"op":"replace","path":"/spec/type","value":"LoadBalancer"}]\''
                     }
                }
            }
        }

        stage('Get Service URLs') {
            steps {
                script {
                    withKubeConfig(caCertificate: '', clusterName: '', contextName: '', credentialsId: 'k8s', namespace: '', restrictKubeConfigAccess: false, serverUrl: '') {

                    // Get the external IP or hostname of the service
                   def prometheus = sh(script: 'kubectl get svc stable-kube-prometheus-sta-prometheus -n prometheus -o jsonpath="{.status.loadBalancer.ingress[0].hostname}"', returnStdout: true).trim()

                     // Get the external IP or hostname of the service
                   def grafana = sh(script: 'kubectl get svc stable-grafana -n prometheus -o jsonpath="{.status.loadBalancer.ingress[0].hostname}"', returnStdout: true).trim()


                     echo "Service URL for prometheus: http://${prometheus}:9090"
                      echo "Service URL for grafana : http://${grafana}/"
                    }
                }
            }
        }
    }


}