1. 持续集成 #

cicd

2. Jenkins #

cicdwithoutdocker

dockercicd

3. Git安装 #

3.1 git服务器 #

3.1.1 安装git # 

yum install -y git

3.1.2 创建git用户 # 

useradd git
passwd git

3.1.3 创建仓库 # 

su - git
mkdir -p ~/repos/app.git
cd ~/repos/app.git
git --bare init

3.2 git客户端(web服务器) #

3.2.1 安装git # 

yum install -y git

cd /usr/local/src
git clone git@192.168.20.131:/home/git/repos/app.git
cd app
git config --global user.email "zhufengjiagou@126.com"
git config --global user.name "zhufengjiagou"
touch index.html
git add -A
git commit -m"init"
git push origin master

3.2.2 免密码登录 #

3.2.2.1 生成秘钥 #
3.2.2.2 拷贝公钥 # 
ssh-keygen -t rsa
chmod 700 /home/git/.ssh
vi /home/git/.ssh/authorized_keys 
chmod 600 /home/git/.ssh/authorized_keys
3.2.2.3 允许公钥登录 # 
PubkeyAuthentication yes

systemctl restart sshd

4. Jenkins #

4.1 安装JDK # 

cd /usr/local/src
wget http://upload-markdown-images.oss-cn-beijing.aliyuncs.com/jdk1.8.0_211.tar.gz
tar -xzvf jdk1.8.0_211.tar.gz 
cp -r /usr/local/src/jdk1.8.0_211 /usr/java
rm -rf /usr/bin/java　&&　ln -s /usr/java/jdk1.8.0_211/bin/java /usr/bin/java

4.2 修改配置文件 #

vi /etc/profile

JAVA_HOME=/usr/java/jdk1.8.0_211
export CLASSPATH=.:${JAVA_HOME}/jre/lib/rt.jar:${JAVA_HOME}/lib/dt.jar:${JAVA_HOME}/lib/tools.jar
export PATH=$PATH:${JAVA_HOME}/bin

4.3 生效配置 # 

source /etc/profile
java --version

4.4 安装jenkins # 

wget -O /etc/yum.repos.d/jenkins.repo https://pkg.jenkins.io/redhat-stable/jenkins.repo
rpm --import https://pkg.jenkins.io/redhat-stable/jenkins.io.key
yum install -y jenkins

4.5 关闭防火墙 # 

systemctl stop firewalld.service
systemctl disable firewalld.service

javap -v JNLPMain.class
J2SE 8 = 52
J2SE 7 = 51
J2SE 6.0 = 50
J2SE 5.0 = 49
JDK 1.4 = 48
JDK 1.3 = 47
JDK 1.2 = 46
JDK 1.1 = 45

4.6 启动jenkins # 

systemctl start jenkins
systemctl daemon-reload
systemctl status jenkins

4.7 选择java版本 #

vi /etc/init.d/jenkins

candidates="
#/etc/alternatives/java
#/usr/lib/jvm/java-1.8.0/bin/java
#/usr/lib/jvm/jre-1.8.0/bin/java
#/usr/lib/jvm/java-1.7.0/bin/java
#/usr/lib/jvm/jre-1.7.0/bin/java
/usr/bin/java
"

4.8 运行用户 #

一定要改一下root用户，不然流水线SCM拉不到脚本 vi /etc/sysconfig/jenkins 

JENKINS_USER="root"

4.8 访问jenkins #

http://192.168.20.133:8080

4.9 安装maven # 

yum install maven -y

# rpm -ql maven

/etc/m2.conf
/etc/maven
/etc/maven/settings.xml
/usr/bin/mvn
/usr/share/maven/conf/settings.xml

4.10 使用jenkins #

插件名称 插件作用
Folders (https://plugins.jenkins.io/cloudbees-folder),这个插件支持用户使用目录管理项目，目录支持嵌套，并且支持目录中创建视图
OWASP Markup Formatter OWASP标记格式化程序插件,使用OWASP Java HTML Sanitizer ，可以在项目描述等中输入安全的HTML标记
Build Timeout 构建超时,此插件允许构建在指定的时间过后自动终止
Credentials Binding 证书绑定
Timestamper 将时间戳添加到控制台输出
Workspace Cleanup (https://plugins.jenkins.io/ws-cleanup),这个插件支持在构建前后 删除或者部分删除workspace
Ant 向Jenkins添加Apache Ant支持
Gradle 这个插件允许Jenkins直接调用Gradle构建脚本
Pipeline 管道,一套插件可让您协调自动化
Pipeline: GitHub Groovy Libraries 允许从GitHub动态加载Pipeline Groovy库
Pipeline: Stage View 查看每一步的执行结果
GitHub Branch Source GitHub组织文件夹插件
Git (https://plugins.jenkins.io/git),支持使用Github、GitLab、Gerrit等系统管理代码仓库
Subversion (https://plugins.jenkins.io/subversion),支持Subversion系统管理源代码
SSH Slaves SSH登录到一个远程服务器以执行必要的脚本
Matrix Authorization Strategy 矩阵授权策略插件,提供基于矩阵的安全授权策略（全局和每个项目）
PAM Authentication 为Jenkins添加Unix可插入身份验证模块（PAM）支持
LDAP (https://plugins.jenkins.io/ldap),这个插件允许使用LDAP对用户进行认证，LDAP 服务器可以为Active Directory 或者 OpenLDAP
Email Extension 这个插件是Jenkins的电子邮件发布者的替代品。它允许配置电子邮件通知的各个方面：发送电子邮件时，应该收到谁以及电子邮件说明的内容
Mailer 发邮件服务
Localization: Chinese (Simplified) 本地化构建

4.11 下载插件加速 #

4.12 创建管理员用户 #

4.13 主要功能 #

5. 角色和用户管理 #

manageroles

assignusers

jprojects

6. 参数化构建 #

parameterbuild

execshell

extendparameterbuild

buildspec

vi /etc/sysconfig/jenkins 一定要改一下root用户，不然流水线SCM拉不到脚本

JENKINS_USER="root"

git branch test
git checkout test
git branch
touch 5.txt
git add -A
git commit -m"add 5.txt"
git git push origin test
git push origin test

7. 主从模式 #

masterslave2

configureslave

limitproject

configslave2

8. 流水线 #

mystageview

pipelinegrammar

node {
    stage ('checkout'){
       echo "checkout"
    }
    stage ('build'){
        echo "build"
    }
    stage ('deploy'){
        echo "deploy"
    }
    stage ('test'){
        echo "test"
    }
}

scmscript

node('slave') {
    stage ('checkout'){
       echo "checkout2"
       sleep time: 10, unit: 'SECONDS'
    }
    stage ('build'){
        echo "build"
    }
    stage ('deploy'){
        echo "deploy"
    }
    stage ('test'){
        echo "test"
    }
}

9. 邮件通知 #

10. 发布PHP项目 #

10.1 创建本地项目 # 

mkdir -p /home/git/repos/dev-php.git
cd /home/git/repos/dev-php.git
git init --bare

10.2 拉取代码 #

10.3 部署环境 #

10.4 创建项目 #

10.4.1 构建参数 #

constphp

phppipeline

10.4.2 pipeline脚本 #

cat /root/pipeline/Jenkinsfile-php

node('webserver') {
    stage ('checkout'){
       checkout([$class: 'GitSCM', branches: [[name: '*/master']], doGenerateSubmoduleConfigurations: false, extensions: [], submoduleCfg: [], userRemoteConfigs: [[credentialsId: '8e8e63f9-4806-4f2e-8633-c92badbdefd7', url: "git@192.168.20.131:/home/git/repos/${JOB_NAME}.git"]]])
    }
    stage ('build'){
       sh '''rm -rf ${WORKSPACE}/.git
       [ -e /data/backup ] ||  mkdir -p /data/backup
       [ -e /usr/share/nginx/html/${JOB_NAME} ] || mkdir /usr/share/nginx/html/${JOB_NAME}
       mv /usr/share/nginx/html/${JOB_NAME} /data/backup/${JOB_NAME}"-$(date +%F_%T)"
       cp -rf ${WORKSPACE} /usr/share/nginx/html'''
    }
    stage ('test'){
        sh "curl http://www.${JOB_NAME}.com/status"
    }
}

11. 发布Java项目 #

11.1 创建本地项目 # 

mkdir -p /home/git/repos/dev-java.git
cd /home/git/repos/dev-java.git
git init --bare

10.2 拉取代码 #

10.3 部署环境 #

10.4 pipeline脚本 # 

node ("webserver") {
   stage('git checkout') { 
       checkout([$class: 'GitSCM', branches: [[name: '*/master']], doGenerateSubmoduleConfigurations: false, extensions: [], submoduleCfg: [], userRemoteConfigs: [[credentialsId: '8e8e63f9-4806-4f2e-8633-c92badbdefd7', url: "git@192.168.20.131:/home/git/repos/${JOB_NAME}.git"]]])
   }
   stage('maven build') {
        sh '''export JAVA_HOME=/usr/java/jdk1.8.0_211
        /usr/bin/mvn clean package'''
   }
   stage('deploy') {
        sh '''
        JENKINS_NODE_COOKIE=dontkillme
        export JAVA_HOME=/usr/java/jdk1.8.0_211
        TOMCAT_NAME=tomcat
        TOMCAT_HOME=/usr/local/$TOMCAT_NAME
        WWWROOT=$TOMCAT_HOME/webapps/ROOT

        if [ -d $WWWROOT ]; then
           mv $WWWROOT /data/backup/${TOMCAT_NAME}-$(date +"%F_%T")
        fi
        unzip ${WORKSPACE}/target/*.war -d $WWWROOT
        PID=$(ps -ef |grep $TOMCAT_NAME |egrep -v "grep|$$" |awk '{print $2}')
        [ -n "$PID" ] && kill -9 $PID
        /bin/bash $TOMCAT_HOME/bin/startup.sh'''
   }
   stage('test') {
       sh "curl http://www.de-java.com/status.html"
   }
}

12. Jenkins+Docker实现持续集成 # 

node ("webserver") { 
   stage('Git Checkout') { 
        checkout([$class: 'GitSCM', branches: [[name: '$Tag']], doGenerateSubmoduleConfigurations: false, extensions: [], submoduleCfg: [], userRemoteConfigs: [[url: 'git@192.168.0.219:/home/git/solo.git']]])
   }
   stage('Maven Build') {
        sh '''
        export JAVA_HOME=/usr/local/jdk1.8
        /usr/local/maven3.5/bin/mvn clean package -Dmaven.test.skip=true
        '''
   }
   stage('Build and Push Image') {
    sh '''
        REPOSITORY=192.168.0.2/project/dev-docker:${Tag}
        cat > Dockerfile << EOF
        FROM 192.168.0.2/library/tomcat-85:latest
        RUN rm -rf /usr/local/tomcat/webapps/ROOT
        COPY target/*.war /usr/local/tomcat/webapps/ROOT.war
        CMD ["catalina.sh", "run"]
        EOF
        docker build -t $REPOSITORY .
        docker login -u zhangrenyang -p xxx= 192.168.0.2
        docker push $REPOSITORY
    '''
   }
   stage('Deploy to Docker') {
        sh '''
        REPOSITORY=192.168.0.219/project/dev-docker:${Tag}
        docker rm -f dev-docker: |true
        docker image rm $REPOSITORY |true
        docker login -u zhangrenyang -p xxx= 192.168.0.2
        docker container run -d --name dev-docker -v /usr/local/jdk1.8:/usr/local/jdk -p 88:8080 $REPOSITORY
        '''
   }
}
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