CentOS 7 : PXE Boot : Kickstart Install : Server World

PXE Boot : Kickstart Install

2015/06/26

	It's possible to automate installation work by Kickstart. It's useful when you have to install many computers.
[1]	Configure basic Network-Install settings, refer to here.
[2]	Configure Kickstart settings.

# generate encrypted root password (remeber it)

[root@dlp ~]#

python -c 'import crypt,getpass; \
print(crypt.crypt(getpass.getpass(), \
crypt.mksalt(crypt.METHOD_SHA512)))'

Password:
$6$EC1T.oKN5f3seb20$y1WlMQ7Ih424OwOn.....

[root@dlp ~]#

mkdir /var/www/html/ks

[root@dlp ~]#

vi /var/www/html/ks/centos7-ks.cfg

# create new

install

# automatically proceed for each steps

autostep

# reboot after installing

reboot

# encrypt algorithm

auth --enableshadow --passalgo=sha512

# installation source

url --url=http://10.0.0.30/centos7/

# install disk

ignoredisk --only-use=sda

# keyboard layouts

keyboard --vckeymap=jp106 --xlayouts='jp','us'

# system locale

lang en_US.UTF-8

# network settings

network --bootproto=dhcp --ipv6=auto --activate --hostname=localhost

# root password you generated above

rootpw --iscrypted $6$EC1T.oKN5f3seb20$y1WlMQ7Ih424OwOn.....

# timezone

timezone Asia/Tokyo --isUtc --nontp

# bootloader's settings

bootloader --location=mbr --boot-drive=sda

# initialize all partition tables

zerombr
clearpart --all --initlabel

# partitioning

part /boot --fstype="xfs" --ondisk=sda --size=500
part pv.10 --fstype="lvmpv" --ondisk=sda --size=51200
volgroup VolGroup --pesize=4096 pv.10
logvol / --fstype="xfs" --size=20480 --name=root --vgname=VolGroup
logvol swap --fstype="swap" --size=4096 --name=swap --vgname=VolGroup

%packages
@core

%end

[root@dlp ~]#

chmod 644 /var/www/html/ks/centos7-ks.cfg

[root@dlp ~]#

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

timeout 100
default menu.c32

menu title ########## PXE Boot Menu ##########
label 1
   menu label ^1) Install CentOS 7
   kernel centos7/vmlinuz

# change: specify Kickstart file

append initrd=centos7/initrd.img

ks=http://10.0.0.30/ks/centos7-ks.cfg

label 2
menu label ^2) Boot from local drive
localboot

[3]	Start a computer which is enabled network booting on BIOS settings, then PXE boot menu is shown. After 10 seconds later, installation process starts and will finish and reboot automatically.