kickstart搭建

查看系统的版本：

[root@oldboyedu ~]# cat /etc/redhat-release

CentOS Linux release 7.4.1708 (Core) CentOS release 6.9 (Final)

查看系统的内核：

[root@oldboyedu ~]# uname -r

3.10.0-693.el7.x86_64

查看selinux是否关闭：

[root@oldboyedu ~]# getenforce

Permissive

查看防火墙是否关闭：

[root@oldboyedu ~]# systemctl status firewalld.service

● firewalld.service - firewalld - dynamic firewall daemon

   Loaded: loaded (/usr/lib/systemd/system/firewalld.service; disabled; vendor preset: enabled)

   Active: inactive (dead)

     Docs: man:firewalld(1)

[root@oldboyedu ~]# yum -y install dhcp

查看是否安装成功：

[root@oldboyedu ~]# rpm -qa |grep dhcp

dhcp-libs-4.2.5-58.el7.centos.x86_64

dhcp-4.2.5-58.el7.centos.x86_64

dhcp-common-4.2.5-58.el7.centos.x86_64

[root@oldboyedu ~]# vim /etc/dhcp/dhcpd.conf

subent 10.0.0.0 netmask 255.255.255.0 {

       range 10.0.0.100 10.0.0.200;

       option subnet-mask 255.255.255.0;

       default-lease-time 21600;

       max-lease-time 43200;

       next-server 10.0.0.201

       filename "/pxelinux.0";

说明：

subent 10.0.0.0  分配的网段

netmask 255.255.255.0 子网掩码

range 10.0.0.100 10.0.0.200;   可分配的地址

option subnet-mask 255.255.255.0;   可分配的子网掩码

default-lease-time 21600;     设置默认的ip租用期限

max-lease-time 43200;       最大的租期期限

next-server 10.0.0.201       TFTP的服务器的ip地址

filename "/pxelinux.0";       需要从 tftp服务器上下载的文件

[root@oldboyedu ~]# systemctl start dhcpd

[root@oldboyedu ~]# yum -y install tftp-server

查看是否安装成功：

[root@oldboyedu ~]# rpm -qa |grep tftp-server

tftp-server-5.2-13.el7.x86_64

[root@oldboyedu ~]# systemctl start tftp.socket

[root@oldboyedu ~]# yum -y install syslinux

把pxelinux.0启动文件移动到TFTP的根目录下：

[root@oldboyedu ~]# cp /usr/share/syslinux/pxelinux.0 /var/lib/tftpboot/

[root@oldboyedu ~]# mkdir -p /var/www/html/CentOS7

[root@oldboyedu ~]# mount /dev/cdrom /var/www/html/CentOS7/

[root@oldboyedu ~]# cp -a /var/www/html/CentOS7/isolinux/* /var/lib/tftpboot/

[root@oldboyedu ~]# mkdir -p /var/lib/tftpboot/pxelinux.cfg

[root@oldboyedu ~]# cp /var/www/html/CentOS7/isolinux/isolinux.cfg /var/lib/t

 [root@oldboyedu ~]# cp /var/www/html/CentOS7/isolinux/isolinux.cfg /var/lib/tftpboot/pxelinux.cfg/default

[root@oldboyedu ~]# yum -y install httpd

[root@oldboyedu ~]# systemctl start httpd.service

[root@oldboyedu ~]# curl http://172.16.1.201/CentOS7/

http://172.16.1.201/CentOS7/

 [root@oldboyedu ~]# vim /var/lib/tftpboot/pxelinux.cfg/default

default ks

prompt 0

label ks

  kernel vmlinuz

  append initrd=initrd.img ks=http://172.16.1.201/ks_config/CentOS7-ks.cfg net.ifnames=0 biosdevname=0 ksdevice=eth1