更新Docker的Jenkins版本

下载最新版的war包

wget https://mirrors.aliyun.com/jenkins/war/latest/jenkins.war

查看老版本的war地址

manage Jenkins → system information → executable-war

更新war包

# 进入容器
docker exec -it jenkins bash

# 删除旧版war
rm -rf /usr/share/jenkins/jenkins.war

# 退出容器
exit

# 拷贝新版的war到容器
docker cp ./jenkins.war jenkins:/usr/share/jenkins

# 进入docker容器

# 修改war权限
chown jenkins:jenkins /usr/share/jenkins/jenkins.war

# 退出容器

重启Jenkins容器

docker restart jenkins