在启动Jenkins前,需完成以下基础配置:
sudo yum update -y
sudo yum install java-1.8.0-openjdk-devel -y
java -version
(需显示Java版本信息)。sudo rpm --import https://pkg.jenkins.io/redhat-stable/jenkins.io.key
sudo wget -O /etc/yum.repos.d/jenkins.repo https://pkg.jenkins.io/redhat-stable/jenkins.repo
sudo yum install jenkins -y
。sudo systemctl start jenkins
sudo systemctl enable jenkins
sudo systemctl status jenkins
。secrets
文件夹中:cat /var/lib/jenkins/secrets/initialAdminPassword
http://<your_server_ip>:8080
sudo vi /etc/sysconfig/jenkins
JENKINS_PORT=8080
,修改为JENKINS_PORT=9999
,保存后重启服务:sudo systemctl restart jenkins
sudo firewall-cmd --permanent --add-port=8080/tcp
(若修改了端口,替换为对应值)sudo firewall-cmd --reload
。按照上述步骤操作后,Jenkins将在CentOS上成功启动并运行。若遇到启动失败,可通过journalctl -u jenkins
查看日志排查问题(如端口冲突、权限不足)。