Урок 26

lesson26/HelloDevops/pom.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.mycompany.app</groupId>
+    <artifactId>hello-app</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <properties>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+                <version>3.3.0</version>
+                <configuration>
+                    <archive>
+                        <manifest>
+                            <mainClass>com.App</mainClass>
+                        </manifest>
+                    </archive>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>

lesson26/HelloDevops/src/main/java/com/App.java

@@ -0,0 +1,15 @@
+package com;
+
+/**
+ * Hello DevOps!
+ */
+public class App {
+    private static final String MESSAGE = "Hello DevOps!";
+    public App() {}
+    public static void main(String[] args) {
+        System.out.println(MESSAGE);
+    }
+    public String getMessage() {
+        return MESSAGE;
+    }
+}

lesson26/HelloJenkins/pom.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.mycompany.app</groupId>
+    <artifactId>hello-app</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <properties>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+                <version>3.3.0</version>
+                <configuration>
+                    <archive>
+                        <manifest>
+                            <mainClass>com.App</mainClass>
+                        </manifest>
+                    </archive>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>

lesson26/HelloJenkins/src/main/java/com/App.java

@@ -0,0 +1,15 @@
+package com;
+
+/**
+ * Hello Jenkins!
+ */
+public class App {
+    private static final String MESSAGE = "Hello Jenkins! CODEBY TEST CHANGE";
+    public App() {}
+    public static void main(String[] args) {
+        System.out.println(MESSAGE);
+    }
+    public String getMessage() {
+        return MESSAGE;
+    }
+}

lesson26/HelloWorld/pom.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.mycompany.app</groupId>
+    <artifactId>hello-app</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <properties>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+                <version>3.3.0</version>
+                <configuration>
+                    <archive>
+                        <manifest>
+                            <mainClass>com.App</mainClass>
+                        </manifest>
+                    </archive>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>

lesson26/HelloWorld/src/main/java/com/App.java

@@ -0,0 +1,15 @@
+package com;
+
+/**
+ * Hello world!
+ */
+public class App {
+    private static final String MESSAGE = "Hello World!";
+    public App() {}
+    public static void main(String[] args) {
+        System.out.println(MESSAGE);
+    }
+    public String getMessage() {
+        return MESSAGE;
+    }
+}

lesson26/Jenkinsfile

@@ -0,0 +1,71 @@
+pipeline {
+    agent any
+
+    tools {
+        maven 'Maven'  
+    }
+
+    stages {
+        stage('Detect Changed Apps') {
+            steps {
+                script {
+                    def changedFiles = bat(script: "git diff --name-only HEAD~1 || echo ''", returnStdout: true).trim().split('\n')
+
+                    def apps = ['HelloWorld', 'HelloJenkins', 'HelloDevops']
+                    def changedApps = []
+
+                    apps.each { app ->
+                        if (changedFiles.any { it.startsWith("${app}/") }) {
+                            changedApps << app
+                        }
+                    }
+
+                    if (changedApps.isEmpty()) {
+                        changedApps = apps
+                    }
+
+                    env.CHANGED_APPS = changedApps.join(',')
+                    echo "Изменённые приложения: ${env.CHANGED_APPS}"
+                }
+            }
+        }
+
+        stage('Build & Run') {
+            parallel {
+                stage('HelloWorld') {
+                    when { expression { env.CHANGED_APPS.contains('HelloWorld') } }
+                    steps {
+                        dir('HelloWorld') {
+                            echo "=== Сборка HelloWorld ==="
+                            bat 'mvn clean package'
+                            echo "=== Запуск HelloWorld ==="
+                            bat 'java -jar target/hello-app-1.0-SNAPSHOT.jar'
+                        }
+                    }
+                }
+                stage('HelloJenkins') {
+                    when { expression { env.CHANGED_APPS.contains('HelloJenkins') } }
+                    steps {
+                        dir('HelloJenkins') {
+                            echo "=== Сборка HelloJenkins ==="
+                            bat 'mvn clean package'
+                            echo "=== Запуск HelloJenkins ==="
+                            bat 'java -jar target/hello-app-1.0-SNAPSHOT.jar'
+                        }
+                    }
+                }
+                stage('HelloDevops') {
+                    when { expression { env.CHANGED_APPS.contains('HelloDevops') } }
+                    steps {
+                        dir('HelloDevops') {
+                            echo "=== Сборка HelloDevops ==="
+                            bat 'mvn clean package'
+                            echo "=== Запуск HelloDevops ==="
+                            bat 'java -jar target/hello-app-1.0-SNAPSHOT.jar'
+                        }
+                    }
+                }
+            }
+        }
+    }
+}