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

vim /etc/sysconfig/jenkins

#修改配置
JENKINS_USER="root"

#监听端口
JENKINS_PORT="8090"

chown -R root:root /var/lib/jenkins
chown -R root:root /var/cache/jenkins
chown -R root:root /var/log/jenkins

service jenkins restart
ps -ef | grep jenkins
# 再启动Jenkins
systemctl start jenkins

cat /var/lib/jenkins/secrets/initialAdminPassword