Jenkins Kubernetes Setup

jenkins_kubernetes_setup.txt

Configure Global Security
====
Agents
----
TCP port for inbound agents: 50000


Configure System
====
Main config
----
# of executors: 2
Labels: master
Usage: Only build jobs with label expressions matching this node
Jenkins URL: http://name.local:8080/


Kubernetes Cloud
----
Kubernetes URL: https://localhost:6443
Jenkins URL: <empty>
Jenkins tunnel: <empty>


Kubernetes Pod Template
----
Name: k8n-jnlp-slave
Labels: k8n-jnlp-slave
Containers:
    Name: jnlp
    Docker image: jenkins/jnlp-slave
    Working directory: /tmp
    Command to run: <empty>
    Arguments to pass to the command: <empty>
----
Name: k8n-jnlp-agent-maven
Labels: k8n-jnlp-agent-maven
Containers:
    Name: busybox
    Docker image: jenkins/jnlp-agent-maven
    Working directory: /tmp
    Command to run: <empty>
    Arguments to pass to the command: <empty>


Example pipeline script
====
pipeline {
    agent none
    stages {
        stage('slave') {
            agent { label 'k8n-jnlp-slave' }
            steps {
                sh 'echo hello jenkins/jnlp-slave!'
            }
        }
        stage('maven') {
            agent { label 'k8n-jnlp-agent-maven' }
            steps {
                sh 'echo hello jenkins/jnlp-agent-maven!'
                sh 'mvn -version'
            }
        }
    }
}