node {
    service_name = "tzy"
    registry = "registry.azure.ipangyou.com/poyi/${service_name}"
    
    stage('source code check out'){
        echo "1. Check out project source ..."
        dir("projdir"){
            git branch: 'master', credentialsId: 'lingxz_git.ipangyou.com', url: 'https://git.ipangyou.com/poyi/tzy-admin.git'
        }
        dir("confdir") {
            git branch: 'master', credentialsId: 'lingxz_git.ipangyou.com', url: 'http://git.ipangyou.com/poyi/deployments.git'
        }
    }

    stage("maven build") {
        
            echo "2. Building java package ..."
            dir("projdir"){
                sh '$MAVEN_HOME/bin/mvn clean package'
            }
        }
        
        stage("docker image build") {

            echo "3. Building docker image: $registry:$BUILD_NUMBER ..."
            dir("projdir"){
                sh '''cat > Dockerfile<<EOF
FROM openjdk:8-alpine as final
ADD tzy-admin/target/tzy-admin.jar /app/tzy-admin/target/tzy-admin.jar
#Minimum heap size set to 128mb as Xms128m, and maximum is set to 512 as Xmx512m - to be configured depending on individual needs of the app
ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-Xmx4096m","-Dserver.port=80","-jar","/app/tzy-admin/target/tzy-admin.jar", "--spring.config.location=file:/app/configs/application.yml,file:/app/configs/application-druid.yml"]
EOF
'''
        		  def image = docker.build("$registry:$BUILD_NUMBER")
            	image.push()
              sh "docker rmi $registry:$BUILD_NUMBER"
            }
        }
    
    stage("deploy") {
    
        dir("confdir") {
            configmap_file = 'tzy-admin-configmap.yaml'
            configmap_env = 'tzy-admin-configmap-env.yaml'
            sh "kubectl create configmap tzy-config --dry-run=client --from-file=./tyz-admin/configmap/ -o yaml > ${configmap_file}"
            sh "kubectl apply -f ${configmap_file}"
            sh "kubectl create configmap tzy-environment --dry-run=client --from-env-file=./tyz-admin/configmap-env -o yaml > ${configmap_env}"
            sh "kubectl apply -f ${configmap_env}"
        }
        
        sh """cat > deployment.yml<<EOF
apiVersion: apps/v1
kind: Deployment
metadata:
  name: tzy-admin
  namespace: default
spec:
  replicas: 1
  selector:
    matchLabels:
      app: tzy-admin
      release: dev
  template:
    metadata:
      labels:
        app: tzy-admin
        release: dev
    spec:
      imagePullSecrets:
      - name: regcredential
      containers:
      - name: tzy-admin
        image: ${registry}:$BUILD_NUMBER
        command: ["java"]
        args: ["-Djava.security.egd=file:/dev/./urandom","-Xmx4096m","-Dserver.port=80","-jar","/app/tzy-admin/target/tzy-admin.jar", "--spring.config.location=file:/app/configs/application.yml,file:/app/configs/application-druid.yml"]
        ports:
        - name: http
          containerPort: 80
        envFrom:
        - configMapRef:
            name: tzy-environment
        volumeMounts:
        - name: config-volume
          mountPath: /app/configs
        - name: nfs-volume
          mountPath: /app/data
      volumes:
      - name: config-volume
        configMap:
          name: tzy-config
      - name: nfs-volume
        persistentVolumeClaim:
          claimName: tzy-data
EOF
"""
            sh 'kubectl apply -f deployment.yml'
    }
}