下载

方式一:

​https://www.jenkins.io/zh/​

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官网安装参考:

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方式二:

上面比较慢,我们从清华大学开源镜像站下载安装包:​​https://mirrors.tuna.tsinghua.edu.cn/​

搜索jenkins后,选择redhat(也可以选择redhat-stable,这个是稳定版本,版本相对redhat目录下的要低一些)

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安装jenkins、修改配置文件

先安装jdk,

yum -y install jenkins-2.368-1.1.noarch.rpm,要求jdk11

yum -y install jenkins-2.346.3-1.1.noarch.rpm,jdk8即可

 

修改配置:vim /etc/sysconfig/jenkins

  改端口:JENKINS_PORT="8084"  【只是/etc/init.d/jenkins start启动的时候生效】

  改用户名:JENKINS_USER="root"

  修改时区:JENKINS_JAVA_OPTIONS="-Djava.awt.headless=true -Dorg.apache.commons.jelly.tags.fmt.timeZone=Asia/Shanghai"

 

查看创建的服务:ls /usr/lib/systemd/system | grep jenkins

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设置自启后启动jenkins服务:systemctl enable --now jenkins

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查看是否自启动:systemctl is-enabled jenkins

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查看服务状态:systemctl status jenkins.service

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jenkins: failed to find a valid Java installation

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使用以下方法启动jenkins

cd /etc/init.d

# 启动
./jenkins start
# 停止
./jenkins stop
# 状态
./jenkins status

 

下图提示/usr/bin下没有java

Starting Jenkins bash: /usr/bin/java: No such file or directory

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ln -s /usr/local/jdk1.8.0_211/bin/java /usr/bin/java

ll /usr/bin/java

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提示jdk版本不满足

Jenkins requires Java versions [17, 11] but you are running with Java 1.8 from /usr/local/jdk1.8.0_211/jre

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tar -zxvf jdk-11.0.15.1_linux-x64_bin.tar.gz -C /usr/local/

这里不配置jdk11的环境变量

删除刚刚创建的软连接:rm -f /usr/bin/java

重新创建软链接:ln -s /usr/local/jdk-11.0.15.1/bin/java /usr/bin/java

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重新启动服务,没有报错 

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此时端口是8084

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kill掉

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通过服务启动:systemctl start jenkins

此时用的是8080

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服务状态:systemctl status jenkins

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vim /usr/lib/systemd/system/jenkins.service

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修改为8085

systemctl restart jenkins

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systemctl daemon-reload

systemctl restart jenkins

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cat /var/lib/jenkins/secrets/initialAdminPassword

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配置jenkins

访问:http://192.168.117.160:8085/

粘贴:5fbe29cdfe20492cb5907576fc114d69

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也可以跳过插件安装,因为插件需要连接默认官网下载,速度很慢,而且可能会失败,点击“选择插件来安装”,

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点击“无”,然后点击安装

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 admin/qzcsbj

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升级站点:Jenkins国外官方插件地址下载速度非常慢,所以可以修改为国内播件地址

​https://mirrors.tuna.tsinghua.edu.cn/jenkins/updates/update-center.json​

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修改下载url

cd /var/lib/jenkins/updates/
sed -i 's/https:\/\/updates.jenkins.io\/download/https:\/\/mirrors.tuna.tsinghua.edu.cn\/jenkins/g' default.json
sed -i 's/http:\/\/www.google.com/https:\/\/www.baidu.com/g' default.json

 

重启jenkins:systemctl restart jenkins 

 

卸载jenkins

rpm -qa |grep jenkins

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rm -f /etc/sysconfig/jenkins.rpmsave 

删除家目录:rm -rf /var/lib/jenkins/

删除软连接:rm -f /usr/bin/java