Merge pull request #16880 from coreydaley/trello_1148_jenkins_pipelin…

…e_example

Automatic merge from submit-queue.

Adding sample Jenkins Pipeline

Adding a sample Jenkins Pipeline in support of documentation updates.

Supports: openshift/openshift-docs#5720

Trello: https://trello.com/c/rBojNLGj/1121-5-better-devguide-pipeline-docs-techdebt

examples/jenkins/pipeline/nodejs-sample-pipeline.yaml

@@ -0,0 +1,78 @@
+kind: "BuildConfig"
+apiVersion: "v1"
+metadata:
+  name: "nodejs-sample-pipeline"
+spec:
+  strategy:
+    jenkinsPipelineStrategy:
+      jenkinsfile: |-
+        // path of the template to use
+        def templatePath = 'https://raw.githubusercontent.com/openshift/nodejs-ex/master/openshift/templates/nodejs-mongodb.json'
+        // name of the template that will be created
+        def templateName = 'nodejs-mongodb-example'
+        openshift.withCluster() {
+          openshift.withProject() {
+            echo "Using project: ${openshift.project()}"
+            pipeline {
+              agent {
+                node {
+                  // spin up a node.js slave pod to run this build on
+                  label 'nodejs'
+                }
+              }
+              options {
+                // set a timeout of 20 minutes for this pipeline
+                timeout(time: 20, unit: 'MINUTES')
+              }
+              stages {
+                stage('cleanup') {
+                  steps {
+                    // delete everything with this template label
+                    openshift.selector("all", [ template : templateName ]).delete()
+                    // delete any secrets with this template label
+                    if (openshift.selector("secrets", templateName).exists()) {
+                      openshift.selector("secrets", templateName).delete()
+                    }
+                  }
+                }
+                stage('create') {
+                  steps {
+                    // create a new application from the templatePath
+                    openshift.newApp(templatePath)
+                  }
+                }
+                stage('build') {
+                  steps {
+                    def builds = openshift.selector("bc", templateName).related('builds')
+                    // wait up to 5 minutes for the build to complete
+                    timeout(5) {
+                      builds.untilEach(1) {
+                        return (it.object().status.phase == "Complete")
+                      }
+                    }
+                  }
+                }
+                stage('deploy') {
+                  steps {
+                    def rm = openshift.selector("dc", templateName).rollout()
+                    // wait up to 5 minutes for the deployment to complete
+                    timeout(5) {
+                      openshift.selector("dc", templateName).related('pods').untilEach(1) {
+                        return (it.object().status.phase == "Running")
+                      }
+                    }
+                  }
+                }
+                stage('tag') {
+                  steps {
+                    // if everything else succeeded, tag the ${templateName}:latest image as ${templateName}-staging:latest
+                    // a pipeline build config for the staging environment can watch for the ${templateName}-staging:latest
+                    // image to change and then deploy it to the staging environment
+                    openshift.tag("${templateName}:latest", "${templateName}-staging:latest")
+                  }
+                }
+              }
+            }
+          }
+        }
+    type: JenkinsPipeline