上一篇刚刚完成了nagios的自动安装，这篇继续吧，想到前些天手动配置kickstart服务器过程比较繁琐，思路也不够清晰，还是把安装配置过程写进脚本非常方便，感觉是一劳永逸，降低后续工作的劳动量，而且整个思路过程比较清晰。
实验环境：centos6.3 x86_64
关闭了防火墙, SELinux设为Disabled
注意：虚拟机需要先载入centos6.3 x86_64的安装镜像iso
脚本里的MAC地址需要修改为你当前机器的MAC地址
ks.cfg配置文件中关于设定客户机密码需要改为自己设定
直接执行该脚本即可开始安装配置kickstart。
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#!/bin/bash
#auto install kickstart server
LANG=C
mkdir /tftpboot
mkdir /tftpboot/pxelinux.cfg
mkdir /mnt/iso
mount -o loop /dev/dvd /mnt/iso
function init_pack()
{
yum -y install dhcp httpd xinetd tftp tftp-server syslinux
chkconfig httpd on
chkconfig dhcpd on
chkconfig xinetd on
service httpd start
service dhcpd start
service xinetd start
}
function set_tftp()
{
cp /etc/xinetd.d/tftp /etc/xinetd.d/tftp.bak
echo 'service tftp
{
disable = no
socket_type = dgram
protocol = udp
wait = yes
user = root
server = /usr/sbin/in.tftpd
server_args = -u nobody -s /tftpboot
per_source = 11
cps = 100 2
flags = IPv4
}' > /etc/xinetd.d/tftp #need to format the text
}
function set_eth()
{
echo 'DEVICE="eth0"
BOOTPROTO="static"
IPADDR="192.168.10.1"
NETMASK="255.255.255.0"
GATEWAY="192.168.10.1"
HWADDR="08:00:27:6B:2F:46"
NM_CONTROLLED="yes"
ONBOOT="yes"' > /etc/sysconfig/network-scripts/ifcfg-eth0 #need to format the text
sed -i 's/^ *//g' /etc/sysconfig/network-scripts/ifcfg-eth0
ifdown eth0;ifup eth0
}
function set_dhcp()
{
sed -i '1,$s/^/#/g' /etc/dhcp/dhcpd.conf
echo 'subnet 192.168.10.0 netmask 255.255.255.0 {
option routers 192.168.10.1;
option subnet-mask 255.255.255.0;
range 192.168.10.10 192.168.10.50;
next-server 192.168.10.1;
default-lease-time 600;
max-lease-time 7200;
filename "pxelinux.0";
allow booting;
allow bootp;
}' >> /etc/dhcp/dhcpd.conf #need to format the text
sed -i 's/^ *//g' /etc/dhcp/dhcpd.conf #remove the blanks at beginning
service dhcpd restart
}
function cp_files()
{
cp -rv /mnt/iso/* /var/www/html
cp -v /mnt/iso/isolinux/initrd.img /tftpboot
cp -v /mnt/iso/isolinux/isolinux.cfg /tftpboot/pxelinux.cfg/default
cp -v /mnt/iso/isolinux/vmlinuz /tftpboot
cp -v /mnt/iso/isolinux/vesamenu.c32 /tftpboot/vesamenu.c32
cp -v /usr/share/syslinux/pxelinux.0 /tftpboot
chmod +x /tftpboot/pxelinux.cfg/default
chcon -u system_u -t tftpdir_t /tftpboot -R #modify the selinux context type
chcon --reference=/var/www/html /var/www/html -R
}
function set_kscfg()
{
echo '#platform=x86, AMD64, or Intel EM64T
#version=DEVEL
# Firewall configuration
firewall --disabled
# Install OS instead of upgrade
install
# Use network installation
url --url="http://192.168.10.1/"
# Root password
rootpw --iscrypted $1$xhuJUwps$czE5aVuNeRhrbQYZ8YAmy1 #密码自己设定，可用明文也可加密
# System authorization information
auth --useshadow --passalgo=sha512
# Use graphical install
graphical
firstboot --disable
# System keyboard
keyboard us
# System language
lang en_US
# SELinux configuration
selinux --permissive
# Do not configure the X Window System
skipx
# Installation logging level
logging --level=info
# Reboot after installation
reboot
# System timezone
timezone --isUtc Asia/Chongqing
# Network information
network --bootproto=dhcp --device=eth0 --onboot=on
# System bootloader configuration
bootloader --location=mbr
# Partition clearing information
clearpart --all --initlabel
# Disk partitioning information
part /boot --fstype="ext4" --size=200
part / --fstype="ext4" --size=6000
part swap --fstype="swap" --size=512
part /home --fstype="ext4" --size=1024
%packages
@additional-devel
@development
%end' > /var/www/html/ks.cfg
sed -i 's/^ *//g' /var/www/html/ks.cfg
chmod 755 /var/www/html/ks.cfg
chcon --reference=/var/www/html /var/www/html/ks.cfg
}
function set_default()
{
echo 'default vesamenu.c32
#prompt 1
timeout 30
display boot.msg
menu background splash.jpg
menu title Welcome to CentOS 6.3!
menu color border 0 #ffffffff #00000000
menu color sel 7 #ffffffff #ff000000
menu color title 0 #ffffffff #00000000
menu color tabmsg 0 #ffffffff #00000000
menu color unsel 0 #ffffffff #00000000
menu color hotsel 0 #ff000000 #ffffffff
menu color hotkey 7 #ffffffff #ff000000
menu color scrollbar 0 #ffffffff #00000000
label linux
menu label ^Install or upgrade an existing system
menu default
kernel vmlinuz
append initrd=initrd.img ks=http://192.168.10.1/ks.cfg
label vesa
menu label Install system with ^basic video driver
kernel vmlinuz
append initrd=initrd.img xdriver=vesa nomodeset
label rescue
menu label ^Rescue installed system
kernel vmlinuz
append initrd=initrd.img rescue
label local
menu label Boot from ^local drive
localboot 0xffff
label memtest86
menu label ^Memory test
kernel memtest
append -' > /tftpboot/pxelinux.cfg/default
sed -i 's/^ *//g' /tftpboot/pxelinux.cfg/default
chcon -u system_u -t tftpdir_t /tftpboot/pxelinux.cfg/default
}
init_pack
if [ $(rpm -q tftp) -a $(rpm -q dhcp) -a $(rpm -q httpd) -a $(rpm -q syslinux) ]; then #check if these services have been installed
set_tftp
set_eth
set_dhcp
cp_files
set_kscfg
set_default
else
echo "installed incompleted."
fi
本文出自 “努力为之” 博客，请务必保留此出处http://carllai.blog.51cto.com/1664997/1060719
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时间： 2024-12-31 03:07:16