Configure version increment in build

Dockerfile

@@ -2,7 +2,7 @@ FROM openjdk:8-jre-alpine
 
 EXPOSE 8080
 
-COPY ./target/java-maven-app-1.0-SNAPSHOT.jar /usr/app/
+COPY ./target/java-maven-app-*.jar /usr/app/
 WORKDIR /usr/app
 
-ENTRYPOINT ["java", "-jar", "java-maven-app-1.0-SNAPSHOT.jar"]
+CMD java -jar java-maven-app-*.jar

Jenkinsfile

@@ -1,36 +1,41 @@
 #!/usr/bin/env groovy
 
-library identifier: 'jenkins-shared-library@master', retriever: modernSCM(
-    [$class: 'GitSCMSource',
-     remote: 'https://gitlab.com/nanuchi/jenkins-shared-library.git',
-     credentialsId: 'gitlab-credentials'
-    ]
-)
-
 pipeline {
     agent any
     tools {
         maven 'Maven'
     }
-    environment {
-        IMAGE_NAME = 'nanajanashia/demo-app:java-maven-2.0'
-    }
     stages {
+        stage('increment version') {
+            steps {
+                script {
+                    echo 'incrementing app version...'
+                    sh 'mvn build-helper:parse-version versions:set \
+                        -DnewVersion=\\\${parsedVersion.majorVersion}.\\\${parsedVersion.minorVersion}.\\\${parsedVersion.newIncrementalVersion \
+                        versions:commit'
+                    def matcher = readFile('pom.xml') =~ '<version>(.+)</version>'
+                    def version = matcher[0][1]
+                    env.IMAGE_NAME = "$version-$BUILD_NUMBER"
+                }
+            }
+        }
         stage('build app') {
             steps {
                script {
-                  echo 'building application jar...'
+                   echo "building the application..."
-                  buildJar()
+                   sh 'mvn clean package'
                }
             }
         }
         stage('build image') {
             steps {
                 script {
-                   echo 'building docker image...'
+                    echo "building the docker image..."
-                   buildImage(env.IMAGE_NAME)
+                    withCredentials([usernamePassword(credentialsId: 'docker-hub-repo', passwordVariable: 'PASS', usernameVariable: 'USER')]) {
-                   dockerLogin()
+                        sh "docker build -t nanajanashia/demo-app:$IMAGE_NAME ."
-                   dockerPush(env.IMAGE_NAME)
+                        sh "echo $PASS | docker login -u $USER --password-stdin"
+                        sh "docker push nanajanashia/demo-app:$IMAGE_NAME"
+                    }
                 }
             }
         }
@@ -38,15 +43,6 @@ pipeline {
             steps {
                 script {
                    echo 'deploying docker image to EC2...'
-
-                   def shellCmd = "bash ./server-cmds.sh ${IMAGE_NAME}"
-                   def ec2Instance = "ec2-user@35.180.251.121"
-
-                   sshagent(['ec2-server-key']) {
-                       sh "scp server-cmds.sh ${ec2Instance}:/home/ec2-user"
-                       sh "scp docker-compose.yaml ${ec2Instance}:/home/ec2-user"
-                       sh "ssh -o StrictHostKeyChecking=no ${ec2Instance} ${shellCmd}"
-                   }
                 }
             }
         }

docker-compose.yaml

@@ -1,12 +0,0 @@
-version: '3.8'
-services:
-    java-maven-app:
-      image: ${IMAGE}
-      ports:
-        - 8080:8080
-    postgres:
-      image: postgres:13
-      ports:
-        - 5432:5432
-      environment:
-        - POSTGRES_PASSWORD=my-pwd

server-cmds.sh

@@ -1,5 +0,0 @@
-#!/usr/bin/env bash
-
-export IMAGE=$1
-docker-compose -f docker-compose.yaml up --detach
-echo "success"

target/maven-archiver/pom.properties

@@ -1,5 +1,5 @@
 #Generated by Maven
-#Thu Oct 29 12:55:55 CET 2020
+#Sat Nov 28 14:44:39 CET 2020
-version=1.0-SNAPSHOT
+version=1.1.1
 groupId=com.example
 artifactId=java-maven-app

target/maven-status/maven-compiler-plugin/testCompile/default-testCompile/inputFiles.lst

@@ -0,0 +1 @@
+/Users/nanajanashia/Demo-projects/Bootcamp/java-maven-app/src/test/java/AppTest.java

target/surefire-reports/AppTest.txt

@@ -1,4 +1,4 @@
 -------------------------------------------------------------------------------
 Test set: AppTest
 -------------------------------------------------------------------------------
-Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.061 sec
+Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.055 sec

target/surefire-reports/TEST-AppTest.xml

@@ -47,7 +47,7 @@
     <property name="java.vm.specification.version" value="1.8"/>
     <property name="sun.arch.data.model" value="64"/>
     <property name="java.home" value="/Library/Java/JavaVirtualMachines/jdk1.8.0_202.jdk/Contents/Home/jre"/>
-    <property name="sun.java.command" value="org.codehaus.plexus.classworlds.launcher.Launcher test"/>
+    <property name="sun.java.command" value="org.codehaus.plexus.classworlds.launcher.Launcher clean package"/>
     <property name="java.specification.vendor" value="Oracle Corporation"/>
     <property name="user.language" value="en"/>
     <property name="awt.toolkit" value="sun.lwawt.macosx.LWCToolkit"/>