Create Jenkinsfile

Jenkinsfile

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+pipeline {
+    agent any
+    environment { 
+        maintainer = "t"
+        imagename = 'g'
+        tag = 'l'
+        version='3.1.1'
+    }
+    stages {
+        stage('Setting build context') {
+            steps {
+                script {
+                    maintainer = maintain()
+                    imagename = imagename()
+                    version= registryversion()
+                    if(env.BRANCH_NAME == "master") {
+                       tag = "latest"
+                    } else {
+                       tag = env.BRANCH_NAME
+                    }
+                    if(!imagename){
+                        echo "You must define an imagename in common.bash"
+                        currentBuild.result = 'FAILURE'
+                     }
+                } 
+             }
+        }    
+        stage('Build') {
+            steps {
+                echo 'step 2'
+            }
+        } 
+        stage('Push') {
+            steps {
+                script {
+                   docker.withRegistry('https://registry.hub.docker.com/',   "dockerhub-$maintainer") {
+                      def baseImg = docker.build("$maintainer/$imagename", "--build-arg COMANAGE_REGISTRY_VERSION=$version .")
+                      baseImg.push("$tag")
+                   }
+               }
+            }
+        }
+        stage('Notify') {
+            steps{
+                echo "$maintainer"
+                slackSend color: 'good', message: "$maintainer/$imagename:$tag pushed to DockerHub"
+            }
+        }
+    }
+    post { 
+        always { 
+            echo 'In post.'
+        }
+        failure {
+            // slackSend color: 'good', message: "Build failed"
+            handleError("BUILD ERROR: There was a problem building ${maintainer}/${imagename}:${tag}.")
+        }
+    }
+}
+
+
+def maintain() {
+  def matcher = readFile('common.bash') =~ 'maintainer="(.+)"'
+  matcher ? matcher[0][1] : 'tier'
+}
+
+def imagename() {
+  def matcher = readFile('common.bash') =~ 'imagename="(.+)"'
+  matcher ? matcher[0][1] : null
+}
+
+def registryversion() {
+  def matcher = readFile('common.bash') =~ 'COMANAGE_REGISTRY_VERSION="(.+)"'
+  matcher ? matcher[0][1] : null
+}
+
+
+def handleError(String message){
+  echo "${message}"
+  currentBuild.setResult("FAILED")
+  slackSend color: 'danger', message: "${message}"
+  //step([$class: 'Mailer', notifyEveryUnstableBuild: true, recipients: 'chubing@internet2.edu', sendToIndividuals: true])
+  sh 'exit 1'
+}