docker-centos7运行systemctl status jenkins，
出现/etc/rc.d/init.d/jenkins: line 59: /etc/init.d/functions: No such file or directory错误，
yum安装即可
yum install initscripts
/etc/init.d/functions: No such file or directory报错问题
原文：https://www.cnblogs.com/xioawu-blog/p/14824172.html