環境

主機名 ip地址 服務 jenkins 192.168.216.200 tomcat、jenkins server 192.168.216.215 tomcat

//關閉防火墻selinux//安裝打包命令，git[root@jenkins ~]#  yum -y install maven[root@jenkins ~]#  yum -y install git//配置免密登錄[root@localhost ~]# ssh-keygen Generating public/private rsa key pair.Enter file in which to save the key (/root/.ssh/id_rsa): Enter passphrase (empty for no passphrase): Enter same passphrase again: Your identification has been saved in /root/.ssh/id_rsa.Your public key has been saved in /root/.ssh/id_rsa.pub.The key fingerprint is:SHA256:npcyZyHpOPmqGL1nbpZRj7UYULZxJhvNIcDg2G9Qvso [email protected] key"s randomart image is:+---[RSA 3072]----+|    .oooBo+.     ||   + oo. Xo      ||  . + ..o||     o .o..      ||      +.S*..     ||   o o.=oooo     ||  . E +o* =      ||   o .*o *       ||  . oBo..|+----[SHA256]-----+[root@localhost ~]# ssh-copy-id [email protected]/usr/bin/ssh-copy-id: INFO: Source of key(s) to be installed: "/root/.ssh/id_rsa.pub"/usr/bin/ssh-copy-id: INFO: attempting to log in with the new key(s), to filter out any that are already installed/usr/bin/ssh-copy-id: INFO: 1 key(s) remain to be installed -- if you are prompted now it is to install the new [email protected]"s password: Number of key(s) added: 1Now try logging into the machine, with:   "ssh "[email protected]""and check to make sure that only the key(s) you wanted were added.[root@localhost ~]# ssh [email protected] login: Wed Oct 20 11:03:43 2021 from 192.168.216.200[root@localhost ~]# exit登出Connection to 192.168.216.215 closed.

進入jenkins端

pipeline {    agent any        stages {stage("Build") {    steps {// Get some code from a GitHub repositorygit "https://gitee.com/forgotten/tomcat-java-demo.git"  #下載包，確保主機上有git命令// Run Maven on a Unix agent.sh "mvn -Dmaven.test.failure.ignore=true clean package"  #打包成war包sh "mv target/ly-simple-tomcat-0.0.1-SNAPSHOT.war  target/myapp.war"   #更改包名// To run Maven on a Windows agent, use// bat "mvn -Dmaven.test.failure.ignore=true clean package"    } }stage("publish"){    steps{sh "ssh [email protected]  "tar -Jcf /opt/backup/webapps-\$(date +%Y-%m%d).tar.xz   /usr/local/tomcat/webapps/*""   #備份原有的項目sh "scp target/myapp.war [email protected]:/usr/local/tomcat/webapps/"  #傳包到目標主機sh "ssh [email protected] "/usr/local/tomcat/bin/catalina.sh stop;sleep 3;/usr/local/tomcat/bin/catalina.sh start""   #  重啟生成項目    }}    }}

去目標主機驗證

手動部署

//關閉防火墻，selinux//確保git命令存在，拉取部署的項目包[root@jenkins opt]# git clone https://gitee.com/forgotten/tomcat-java-demo.git正克隆到 "tomcat-java-demo"...remote: Enumerating objects: 558, done.remote: Counting objects: 100% (558/558), done.remote: Compressing objects: 100% (316/316), done.remote: Total 558 (delta 217), reused 558 (delta 217), pack-reused 0接收對象中: 100% (558/558), 5.08 MiB | 673.00 KiB/s, 完成.處理 delta 中: 100% (217/217), 完成.[root@jenkins opt]# lstomcat-java-demo// 打包，確保mvn命令存在[root@jenkins opt]# cd tomcat-java-demo/[root@jenkins tomcat-java-demo]# lsdb   Dockerfile   LICENSE  README.mddeploy.yaml  jenkinsfile  pom.xml  src      // 只要是帶pom.xml這樣文件的都是用mvn打包[root@jenkins tomcat-java-demo]# mvn clean package[root@jenkins tomcat-java-demo]# mv target/ly-simple-tomcat-0.0.1-SNAPSHOT.war target/myapp.war[root@jenkins tomcat-java-demo]# ls target/classes    ly-simple-tomcat-0.0.1-SNAPSHOT  maven-statusgenerated-sources  maven-archiver   myapp.war// 確保有免密登錄，通過ssh啟動server端tomcat，然后把要部署的包傳過去[root@jenkins tomcat-java-demo]# scp target/myapp.war [email protected]:/usr/local/tomcat/webapps///tomcat會自動解壓，過一會進入網站對應目錄就能看到新部署的項目

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