一,如何安装jenkins?
参见:
https://www.cnblogs.com/architectforest/p/13685904.html
说明:刘宏缔的架构森林是一个专注架构的博客,地址:https://www.cnblogs.com/architectforest
对应的源码可以访问这里获取: https://github.com/liuhongdi/
说明:作者:刘宏缔 邮箱: 371125307@qq.com
二,创建管理脚本
1,把下载好的jenkins的war包移动到软件的安装目录
[root@kubemaster jenkins]# mkdir /usr/local/soft/jenkins
[root@kubemaster jenkins]# mv jenkins.war /usr/local/soft/jenkins/
2,在jenkins目录下创建脚本:
[root@kubemaster jenkins]# cd /usr/local/soft/jenkins/
[root@kubemaster jenkins]# ls
jenkins.war
[root@kubemaster jenkins]# vi jenkins.sh
[root@kubemaster jenkins]# chmod +x jenkins.sh
脚本内容:
[root@kubemaster jenkins]# more jenkins.sh
#!/bin/bash
JAVA_HOME=/usr/local/soft/jdk-14.0.2pid=`ps -ef | grep jenkins.war | grep -v 'grep'| awk '{print $2}'| wc -l`
if [ "$1" = "start" ];then
if [ $pid -gt 0 ];then
echo 'jenkins is running...'
else
nohup $JAVA_HOME/bin/java -jar /usr/local/soft/jenkins/jenkins.war --enable-future-java --httpPort=8081 2>&1 &
fi
elif [ "$1" = "stop" ];then
exec ps -ef | grep jenkins | grep -v grep | awk '{print $2}'| xargs kill -9
echo 'jenkins is stop..'
else
echo "Please input like this:"./jenkins.sh start" or "./jenkins stop""
fi
三,测试管理脚本的效果
1,启动:
[root@kubemaster jenkins]# ./jenkins.sh start
nohup: 把输出追加到'nohup.out'
查看端口:
[root@kubemaster jenkins]# ss -lntp
State Recv-Q Send-Q Local Address:Port Peer Address:Port
...
LISTEN 0 50 *:8081 *:* users:(("java",pid=8412,fd=139))
可以看到8081这个端口已在工作中
2,访问:
http://127.0.0.1:8081/
返回:
登录访问即可
3,停止服务:
[root@kubemaster jenkins]# ./jenkins.sh stop
已杀死
四,创建systemd的service服务文件
1,生成service文件
[root@kubemaster jenkins]# vi /lib/systemd/system/jenkins.service
service内容:
[root@kubemaster jenkins]# more /lib/systemd/system/jenkins.service
[Unit]
Description=Jenkins
After=network.target[Service]
Type=forking
ExecStart=/usr/local/soft/jenkins/jenkins.sh start
ExecReload=
ExecStop=/usr/local/soft/jenkins/jenkins.sh stop
PrivateTmp=true[Install]
WantedBy=multi-user.target
五,用sytemctl使service生效:
重新加载service
[root@kubemaster jenkins]# systemctl daemon-reload
启动:
[root@kubemaster jenkins]# systemctl start jenkins
查看状态:
[root@kubemaster jenkins]# systemctl status jenkins
● jenkins.service - Jenkins
Loaded: loaded (/usr/lib/systemd/system/jenkins.service; disabled; vendor preset: disabled)
Active: active (running) since Thu 2020-09-17 19:14:05 CST; 1min 9s ago
Process: 9182 ExecStop=/usr/local/soft/jenkins/jenkins.sh stop (code=killed, signal=KILL)
Process: 9235 ExecStart=/usr/local/soft/jenkins/jenkins.sh start (code=exited, status=0/SUCCESS)
Main PID: 9242 (java)
Tasks: 48 (limit: 23797)
Memory: 273.2M
CGroup: /system.slice/jenkins.service
└─9242 /usr/local/soft/jdk-14.0.2/bin/java -jar /usr/local/soft/jenkins/jenkins.war --enable-future-java --httpPort=80819月 17 19:14:10 kubemaster jenkins.sh[9235]: 2020-09-17 11:14:10.820+0000 [id=44] INFO
关闭:
[root@kubemaster jenkins]# systemctl stop jenkins
已杀死
如需让jenkins自启动:
[root@kubemaster jenkins]# systemctl enable jenkins
六,查看java的版本
[root@kubemaster jenkins]# java --version
java 14.0.2 2020-07-14
Java(TM) SE Runtime Environment (build 14.0.2+12-46)
Java HotSpot(TM) 64-Bit Server VM (build 14.0.2+12-46, mixed mode, sharing)
七,查看jenkins版本
在登录后首页的右下角,可以看到当前的版本:2.257
八,查看linux版本:
[root@kubemaster jenkins]# cat /etc/redhat-release
CentOS Linux release 8.2.2004 (Core)