#version=RHEL7
# System authorization information
auth --enableshadow --passalgo=sha512

# Use CDROM installation media
cdrom
# Use graphical install
graphical
# Run the Setup Agent on first boot
firstboot --enable
ignoredisk --only-use=sda
# Keyboard layouts
keyboard --vckeymap=jp --xlayouts='jp'
# System language
lang ja_JP.UTF-8

# Network information
network  --bootproto=dhcp --device=enp0s3 --ipv6=auto --activate
network  --hostname=centos7
# Root password
rootpw --iscrypted $6$fAcz7X.lJSZnXeK/$gzaXtJYjtpH86.RhTE3ZcQsCa.m5Qe6HmaVJ5.658A75ogiKdfKyLPgKkIKmpKPyK5c72mRNkjq5bmHmzQGxm0
# System timezone
timezone Asia/Tokyo --isUtc
# System bootloader configuration
bootloader --append=" crashkernel=auto" --location=mbr --boot-drive=sda
autopart --type=lvm
# Partition clearing information
clearpart --none --initlabel 

%packages
@core
kexec-tools

%end

%addon com_redhat_kdump --enable --reserve-mb='auto'

%end

# 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

Reference

• CentOS 7 : PXE Boot : Kickstart Install : Server World