安装 jenkins

参考：https://jenkins.ac.cn/doc/book/installing/linux/#red-hat-centos

安装前环境准备

需要安装 Java 17 或 21、Docker 软件，如下：

添加软件仓库 安装 jenkins

# 添加软件仓库
sudo wget -O /etc/yum.repos.d/jenkins.repo \
    https://pkg.jenkins.io/redhat-stable/jenkins.repo

# 更新源索引
dnf clean all && dnf makecache

# 列出所有软件仓库
dnf repolist all

# 安装fontconfig和jdk
dnf install fontconfig java-21-openjdk

# 安装jenkins
dnf install jenkins

# 启用jenkins服务
systemctl enable jenkins

# 启动jenkins服务
systemctl start jenkins

# 查看jenkins服务状态
systemctl status jenkins

# 防火墙添加例外
YOURPORT=8080
PERM="--permanent"
SERV="$PERM --service=jenkins"
firewall-cmd $PERM --new-service=jenkins
firewall-cmd $SERV --set-short="Jenkins ports"
firewall-cmd $SERV --set-description="Jenkins port exceptions"
firewall-cmd $SERV --add-port=$YOURPORT/tcp
firewall-cmd $PERM --add-service=jenkins
firewall-cmd --zone=public --add-service=http --permanent
firewall-cmd --reload