1.安装jdk

参考https://www.jianshu.com/p/70d2be965667

2.安装jenkins

2.1 安装tomcat

官网下包：https://tomcat.apache.org/download-80.cgi

wget https://dlcdn.apache.org/tomcat/tomcat-8/v8.5.93/bin/apache-tomcat-8.5.93.tar.gz  
tar xf apache-tomcat-8.5.93.tar.gz  -C /usr/local/

2.2 下载jenkins.war

wget https://get.jenkins.io/war-stable/2.346.3/jenkins.war

2.3 删除tomcat代码目录，将jenkins.war放入tomcat代码目录

rm -rf /usr/local/apache-tomcat-8.5.93/webapps/*

cp  /opt/jenkins.war /usr/local/apache-tomcat-8.5.93/webapps/ROOT.war

2.4 启动

bash /usr/local/apache-tomcat-8.5.93/bin/startup.sh

2.5 停止

bash /usr/local/apache-tomcat-8.5.93/bin/shutdown.sh

2.6 访问

ip:8080

3.配置域名访问

vim jenkins.conf
server {
    listen       80;
    server_name  jenkins.test.cn;

    access_log  /var/log/nginx/jenkins.log  main;

    location / {
      proxy_pass http://127.0.0.1:8080;
    }

}