rpm方式
sudo wget -O /etc/yum.repos.d/jenkins.repo https://pkg.jenkins.io/redhat-stable/jenkins.repo
sudo rpm --import https://pkg.jenkins.io/redhat-stable/jenkins.io.key
yum install jenkins
systemctl start jenkins
访问http://ip:8080
提示输入默认密码：
/var/lib/jenkins/secrets/initialAdminPassword
安装插件（可以默认推荐亦可选择按需勾选），安装完成。
Docker 安装
自行安装jdk和maven 后面映射到容器里
image.png
https://www.jenkins.io/download/
docker pull jenkins/jenkins:lts
docker run -it --name myjenkins -p 8080:8080 -p 50000:50000 -u root -v /opt/jenkins_home:/var/jenkins_home -v /var/run/dokcer.sock:/var/run/docker.sock -v /usr/bin/docker:/usr/bin/docker -v /usr/local/src/apache-maven-3.6.3:/usr/local/maven -v /usr/local/jdk1.8.0_161:/usr/local/jdk -v /etc/localtime:/etc/localtime --restart=always -d efa
启动完成，查看密码
cat /opt/jenkins_home/secrets/initialAdminPassword
