vsftp+tftp+dhcp+pxe+kickstart自动化安装操作系统

实验环境 “

rhel 5

ip 192.168.0.106

#把防火墙关掉
service iptables stop
setenforce 0

#挂载镜像到/mnt下

[root@localhost ~]# mount /dev/cdrom /mnt

 

[root@localhost ~]# vim /etc/yum.repos.d/yum.repo
[aaa]
name=an
baseurl=file:///mnt/Server
gpgcheck=0
~           
[root@localhost ~]# yum -y install dhcp

Running Transaction
  Installing     : dhcp                                              1/3
  Installing     : dhcpv6                                            2/3
  Installing     : dhcp-devel                                        3/3

Installed:
  dhcp.i386 12:3.0.5-23.el5         dhcp-devel.i386 12:3.0.5-23.el5     
  dhcpv6.i386 0:1.0.10-18.el5     

Complete!

#复制模版到DHCP的配置文件下
[root@localhost ~]# cp /usr/share/doc/dhcp-3.0.5/dhcpd.conf.sample /etc/dhcpd.conf

cp: overwrite `/etc/dhcpd.conf'? y

#配置DHCP的配置文件
[root@localhost ~]# vim /etc/dhcpd.conf
ddns-update-style interim;
ignore client-updates;

subnet 192.168.0.0 netmask 255.255.255.0 {

        option routers                  192.168.0.106;
        option subnet-mask              255.255.255.0;
        next-server                     192.168.0.106;
        filename                        "pxelinux.0";
        option nis-domain               "domain.org";
        option domain-name              "domain.org";
        option domain-name-servers      192.168.0.106;

        option time-offset              -18000; # Eastern Standard Time

        range dynamic-bootp 192.168.0.128 192.168.0.254;
        default-lease-time 21600;
        max-lease-time 43200;

}  
#重启dhcpd服务
[root@localhost ~]# service dhcpd restart
Starting dhcpd:                      [ ok ] 

#查看/ 下是否有tftpboot

  [root@localhost /]# ls
backup  dev   lib         misc  opt   sbin     srv       tmp
bin     etc   lost+found  mnt   proc  selinux  sys       usr
boot    home  media       net   root  share    tftpboot  var

如果没有 yum -y install tftp-server

#安装下  ftp
[root@localhost /]# yum -y install vsftpd
 
 [root@localhost ~]# cd /mnt/images/pxeboot/
[root@localhost pxeboot]# ls
initrd.img  README  TRANS.TBL  vmlinuz
 
 
 [root@localhost pxeboot]# cp vmlinuz initrd.img /tftpboot/
 
 [root@localhost syslinux]# cp pxelinux.0 /tftpboot/
[root@localhost syslinux]# pwd
/usr/lib/syslinux

[root@localhost tftpboot]# mkdir pxelinux.cfg
[root@localhost tftpboot]# cp /mnt/isolinux/isolinux.cfg /tftpboot/pxelinux.cfg/default

[root@localhost tftpboot]# vim pxelinux.cfg/default
default linux
prompt 1
timeout 600
display boot.msg
F1 boot.msg
F2 options.msg
F3 general.msg
F4 param.msg
F5 rescue.msg
label linux
  kernel vmlinuz
  append initrd=initrd.img  ks=ftp://192.168.0.106/ks.cfg  #添加软件包地址
label text
  kernel vmlinuz
  append initrd=initrd.img text
label ks
  kernel vmlinuz
  append ks initrd=initrd.img
label local
  localboot 1
label memtest86
  kernel memtest
  append -

[root@localhost ~]# vim /etc/xinetd.d/tftp

 
# default: off
# description: The tftp server serves files using the trivial file transfer \
#       protocol.  The tftp protocol is often used to boot diskless \
#       workstations, download configuration files to network-aware printers, \
#       and to start the installation process for some operating systems.
service tftp
{
        socket_type             = dgram
        protocol                = udp
        wait                    = yes
        user                    = root
        server                  = /usr/sbin/in.tftpd
        server_args             = -s /tftpboot
        disable                 = yes    # 把yes  改成 no
        per_source              = 11
        cps                     = 100 2
        flags                   = IPv4
}

#service xinetd restart
[root@localhost ~]# service xinetd restart
Stopping xinetd:                                           [  OK  ]
Starting xinetd:                                           [  OK  ]
[root@localhost ~]#

root@localhost ~]# umount /dev/cdrom /mnt
[root@localhost ~]# vim /etc/yum.repos.d/yum.repo
[base]
name=an
baseurl=ftp://192.168.0.106/pub
gpgcheck=0
~           
[root@localhost ~]# mount /dev/cdrom /var/ftp/pub
mount: block device /dev/cdrom is write-protected, mounting read-only

yum -y install system-config-kickstart

system-config-kickstart

cp ./ks.cfg /var/ftp

 

service dhcpd restart
service xinetd restart
service vsftp restart