centos 7 快速安装forman

具体参考官方文档：https://theforeman.org/manuals/1.20/index.html

1.具体安装步骤：

centos 7 系统安装省略

#sudo yum -y install https://yum.puppetlabs.com/puppet5/puppet5-release-el-7.noarch.rpm

# sudo yum -y install http://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm

# sudo yum -y install https://yum.theforeman.org/releases/1.20/el7/x86_64/foreman-release.rpm

#sudo yum -y install foreman-installer

#sudo foreman-installer

报错，提示hostname 需要用FQDN，配置hostname和hosts

#hostname -f 验证

#yum install postgresql*

# #继续执行sudo foreman-installer

成功。继续后续配置