centos7

yum install epel-* -y

yum -y install httpd dhcp tftp python-ctypes cobbler  xinetd cobbler-web

systemctl enable httpd

systemctl enable cobblerd

systemctl start httpd

systemctl start cobblerd

运行检测

cobbler check

下载启动文件

cobbler get-loaders

启用并启动rsyncd

systemctl enable rsyncd 

systemctl start rsyncd

安装pykickstart

yum install pykickstart -y

生成root默认密码

openssl passwd -1 -salt '123' '123'

$1$bjfh$FnywzAEV.cpqS2tpA3GLi0

vi /etc/cobbler/settings

...

101 default_password_crypted: "$1$bjfh$FnywzAEV.cpqS2tpA3GLi0"

242 manage_dhcp: 1

272 next_server: 192.168.2.3

384 server: 192.168.2.3

vi /etc/xinetd.d/tftp

...

14         disable                 = no

systemctl restart cobblerd

cobbler check

配置dhcp

manage_dhcp: 1

vi /etc/cobbler/dhcp.template

...

21 subnet 192.168.2.0 netmask 255.255.255.0 {

     22      option routers             192.168.2.2;

     23      option domain-name-servers 192.168.2.198;

     24      option subnet-mask         255.255.255.0;

     25      range dynamic-bootp        192.168.2.240 192.168.2.254;

     26      default-lease-time         21600;

     27      max-lease-time             43200;

     28      next-server                $next_server;

systemctl restart cobblerd

cobbler sync

排除错误，直到通过

修改默认界面

cat /var/lib/tftpboot/pxelinux.cfg/default

导入镜像

cd /opt

mount -o loop CentOS-7-x86_64-Minimal-1810.iso /mnt

cobbler import --path=/mnt --name=Centos-7.6-x86_64 --arch=x86_64 

umount /mnt

mount -o loop CentOS-6.10-x86_64-minimal.iso /mnt

cobbler import --path=/mnt --name=Centos-6.10-x86_64 --arch=x86_64 

cobbler list

cobbler report