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发布于2026-08-13 阅读(0)
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Pipeline script
流水线代码直接粘贴在 Jenkins 任务页面文本框内,存储在 Jenkins 任务配置数据库中,不关联 Git 仓库Pipeline script from SCM
流水线代码(Jenkinsfile)存放在代码仓库 (Git/SVN),Jenkins 运行流水线时先拉取代码,读取仓库内的 Jenkinsfile 执行Declarative Pipeline(声明式-实操)这套写法,语法更严格,结构也更清晰,读起来一目了然,放到绝大多数项目里都很合适。
pipeline {
agent any
stages {
stage('构建') {
steps {
echo "hello"
}
}
}
}Scripted Pipeline(脚本式):基于原生 Groovy 编写,自由度很高,尤其适合处理复杂逻辑。
node {
stage('构建') {
echo "hello"
}
}生成密钥
ssh-keygen -t rsa -b 4096将公钥添加到本机的 authorized_keys
cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys配置 SSH 服务(/etc/ssh/sshd_config)
PubkeyAuthentication yes
PasswordAuthentication yes重启 SSH 服务
sudo systemctl reload sshd
位置参照
Core(仓库根目录|父pom)
├─ pom.xml 聚合父工程
├─ common-core 公共依赖模块(无需Jenkinsfile)
│ └─ pom.xml
├─ Core.Api 业务子模块
│ ├─ pom.xml
│ └─ Jenkinsfile 当前模块流水线文件Groovy构建脚本(Jenkinsfile)
pipeline {
agent any
options {
disableConcurrentBuilds()
timeout(time: 20, unit: 'MINUTES')
timestamps()
buildDiscarder(logRotator(numToKeepStr: '10'))
}
parameters {
booleanParam(
name: 'AUTO_DEPLOY',
defaultValue: false,
description: '构建完成自动推送Jar并重启远程服务'
)
}
environment {
SERVICE_DIR = 'app'
SERVICE_NAME = 'app'
JAR_VERSION = '1.0.0-SNAPSHOT'
JAR_FILE = "${SERVICE_NAME}-${JAR_VERSION}.jar"
REMOTE_SUB_DIR = "${SERVICE_NAME}"
REMOTE_FULL_DIR = "/usr/local/${REMOTE_SUB_DIR}"
LOCAL_JAR_PATH = "${SERVICE_DIR}/target/${JAR_FILE}"
JA VA_HOME = '/usr/local/jdk21'
M2_HOME = '/usr/local/ma ven'
// SSH 配置
REMOTE_HOST = '192.168.0.66'
REMOTE_USER = 'test'
SSH_CREDENTIALS_ID = 'test'
}
stages {
stage('1. 环境信息打印') {
steps {
echo "【构建信息】服务名:${env.SERVICE_NAME}|Jar包:${env.JAR_FILE}"
echo "本地路径:${env.LOCAL_JAR_PATH}"
echo "远端目录:${env.REMOTE_FULL_DIR}"
}
}
stage('2. Ma ven编译打包') {
steps {
sh '''
test -d ${JA VA_HOME} || { echo " JA VA_HOME目录不存在"; exit 1; }
test -d ${M2_HOME} || { echo " M2_HOME目录不存在"; exit 1; }
${JA VA_HOME}/bin/ja va -version
${M2_HOME}/bin/mvn -v
cd ${SERVICE_DIR}
${M2_HOME}/bin/mvn clean package -DskipTests
'''
}
}
stage('3. 归档构建产物') {
steps {
archiveArtifacts artifacts: "${env.LOCAL_JAR_PATH}", fingerprint: true, onlyIfSuccessful: true
}
}
stage('4. 远程发布部署') {
when {
expression { params.AUTO_DEPLOY }
}
steps {
echo "开始推送Jar包并远程重启服务"
withCredentials([sshUserPrivateKey(
credentialsId: "${env.SSH_CREDENTIALS_ID}",
keyFileVariable: 'SSH_KEY',
usernameVariable: 'SSH_USER'
)]) {
sh """
set -e -x
# 传输 JAR
scp -i $SSH_KEY -o StrictHostKeyChecking=no ${LOCAL_JAR_PATH} ${REMOTE_USER}@${REMOTE_HOST}:${REMOTE_FULL_DIR}/${JAR_FILE}
# 远程执行部署【修复pgrep匹配BUG】
ssh -i $SSH_KEY -o StrictHostKeyChecking=no ${REMOTE_USER}@${REMOTE_HOST} << 'EOF'
export JA VA_HOME=/usr/local/jdk-21.0.11
SERVICE_NAME=${SERVICE_NAME}
REMOTE_FULL_DIR=${REMOTE_FULL_DIR}
JAR_FILE=${JAR_FILE}
mkdir -p ${REMOTE_FULL_DIR}
cd ${REMOTE_FULL_DIR}
# 根据服务名杀死进程,不再写死jar名称
pkill -f "${SERVICE_NAME}" || true
sleep 1
# 后台启动服务
nohup ${JA VA_HOME}/bin/ja va -jar ${JAR_FILE} > app.log 2>&1 &
sleep 3
# 校验进程:匹配服务名称,不再匹配jar短文件名
if pgrep -f "${SERVICE_NAME}" > /dev/null; then
echo " 服务启动成功"
else
echo " 服务启动失败,打印最近日志"
[ -f app.log ] && tail -15 app.log || echo "app.log 文件尚未生成"
exit 1
fi
EOF
"""
}
echo "远程部署流程执行完毕"
}
}
}
post {
always {
echo "【Post钩子】流水线构建结束"
}
success {
cleanWs()
echo " 流水线全部执行成功!"
}
failure {
echo " 流水线执行失败,请查看日志排查问题!"
}
}
}





pipeline {
agent any
options {
disableConcurrentBuilds()
timeout(time: 20, unit: 'MINUTES')
timestamps()
buildDiscarder(logRotator(numToKeepStr: '10'))
}
parameters {
booleanParam(
name: 'AUTO_DEPLOY',
defaultValue: false,
description: '构建完成自动推送Jar并重启远程服务'
)
}
environment {
SERVICE_DIR = 'app'
SERVICE_NAME = 'app'
JAR_VERSION = '1.0.0-SNAPSHOT'
JAR_FILE = "${SERVICE_NAME}-${JAR_VERSION}.jar"
REMOTE_SUB_DIR = "${SERVICE_NAME}"
REMOTE_FULL_DIR = "/usr/local/${REMOTE_SUB_DIR}"
LOCAL_JAR_PATH = "${SERVICE_DIR}/target/${JAR_FILE}"
JA VA_HOME = '/usr/local/jdk21'
M2_HOME = '/usr/local/ma ven'
REMOTE_HOST = '192.168.0.66'
REMOTE_USER = 'test'
SSH_CREDENTIALS_ID = 'test'
}
stages {
stage('1. 环境信息 & Git提交日志打印') {
steps {
sh '''#!/bin/bash
echo "==================== Git 最新提交信息 ===================="
echo "短提交号: $(git rev-parse --short HEAD)"
echo "完整commit: $(git rev-parse HEAD)"
echo "提交人姓名: $(git log -1 --pretty=%an)"
echo "提交备注:"
git log -1 --pretty=%B
echo "=========================================================="
'''
echo "【构建信息】服务名:${env.SERVICE_NAME}|Jar包:${env.JAR_FILE}"
echo "本地路径:${env.LOCAL_JAR_PATH}"
echo "远端目录:${env.REMOTE_FULL_DIR}"
}
}
stage('2. Ma ven编译打包') {
steps {
sh '''#!/bin/bash
test -d ${JA VA_HOME} || { echo " JA VA_HOME目录不存在"; exit 1; }
test -d ${M2_HOME} || { echo " M2_HOME目录不存在"; exit 1; }
${JA VA_HOME}/bin/ja va -version
${M2_HOME}/bin/mvn -v
cd ${SERVICE_DIR}
${M2_HOME}/bin/mvn clean package -DskipTests
'''
}
}
stage('3. 归档构建产物') {
steps {
archiveArtifacts artifacts: "${env.LOCAL_JAR_PATH}", fingerprint: true, onlyIfSuccessful: true
}
}
stage('4. 远程发布部署') {
when {
expression { params.AUTO_DEPLOY }
}
steps {
echo "开始推送Jar包并远程重启服务"
withCredentials([sshUserPrivateKey(
credentialsId: "${env.SSH_CREDENTIALS_ID}",
keyFileVariable: 'SSH_KEY',
usernameVariable: 'SSH_USER'
)]) {
// ===== 使用三双引号 """ 允许Groovy解析Jenkins环境变量 =====
sh """#!/bin/bash
set -e -x
scp -i $SSH_KEY -o StrictHostKeyChecking=no ${LOCAL_JAR_PATH} ${REMOTE_USER}@${REMOTE_HOST}:${REMOTE_FULL_DIR}/${JAR_FILE}
ssh -i $SSH_KEY -o StrictHostKeyChecking=no ${REMOTE_USER}@${REMOTE_HOST} << EOF
SERVICE_NAME=${SERVICE_NAME}
REMOTE_FULL_DIR=${REMOTE_FULL_DIR}
JAR_FILE=${JAR_FILE}
mkdir -p ${REMOTE_FULL_DIR}
cd ${REMOTE_FULL_DIR}
echo "【1】优雅停止旧服务进程"
pgrep -f "ja va.*${SERVICE_NAME}" | xargs kill -15 2>/dev/null || true
sleep 2
pgrep -f "ja va.*${SERVICE_NAME}" | xargs kill -9 2>/dev/null || true
sleep 1
echo "【2】启动新服务 >> 追加日志,不再清空日志文件"
# 远端服务器JA VA路径【硬编码】,彻底避开变量冲突大坑
nohup /usr/local/jdk-21.0.11/bin/ja va -Dfile.encoding=UTF-8 -jar ${JAR_FILE} >> app.log 2>&1 &
sleep 3
echo "========== 远端应用启动日志(尾部30行) =========="
[ -f app.log ] && tail -30 app.log || echo "app.log 文件尚未生成"
echo "===================================================="
echo "【3】校验进程状态"
if pgrep -f "ja va.*${SERVICE_NAME}" > /dev/null; then
echo " 服务进程启动成功"
else
echo " 服务启动失败!"
exit 1
fi
EOF
"""
}
echo "远程部署流程执行完毕"
}
}
}
post {
always {
echo "【Post钩子】流水线构建结束"
}
success {
cleanWs()
echo " 流水线全部执行成功!"
}
failure {
echo " 流水线执行失败,请查看日志排查问题!"
}
}
}

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