首先当然是下载一个CentOS 6.3
CentOS 6.3下载地址:
32位:http://mirror.centos.org/centos/6.3/isos/i386/CentOS-6.3-i386-bin-DVD1to2.torrent
64位:http://mirror.centos.org/centos/6.3/isos/x86_64/CentOS-6.3-x86_64-bin-DVD1to2.torrent
[root@localhost ~]# yum -y install createrepo mkisofs isomd5sum
[root@localhost ~]# awk '/Installing/{print $2}' install.log |sed 's/^[0-9]*://g' >/root/packages.list
[root@localhost ~]# mkdir /mnt/cdrom
[root@localhost ~]# mkdir -p /data/OS
[root@localhost ~]# mount /dev/cdrom /mnt/cdrom/
[root@localhost ~]# rsync -a --exclude=Packages /mnt/cdrom/ /data/OS/
[root@localhost ~]# mkdir /data/OS/Packages
[root@localhost ~]# vim cprpms.sh
- #!/bin/bash
- SRC_RPMS=/mnt/cdrom/Packages
- DST_RPMS=/data/OS/Packages
- packages_list=/root/packages.list
- number_of_packages=`cat $packages_list | wc -l`
- i=1
- while [ $i -le $number_of_packages ] ;
- do
- name=`head -n $i $packages_list | tail -n -1`
- echo "cp $SRC_RPMS/$name* $DST_RPMS/"
- cp $SRC_RPMS/$name* $DST_RPMS/
- i=`expr $i + 1`
- done
[root@localhost ~]# sh cprpms.sh
[root@localhost ~]# vim /data/OS/isolinux/ks.cfg
- #platform=x86, AMD64, or Intel EM64T
- # Firewall configuration
- firewall --disabled
- # Install OS instead of upgrade
- install
- # Use CDROM installation media
- cdrom
- # Root password default is "redhat"
- rootpw --iscrypted $1$36bsCbH1$UDJ6eCqPi2Nm1KsgajvHs1
- # System authorization information
- auth --useshadow --passalgo=md5
- # Use text mode install
- text
- firstboot --disable
- # System keyboard
- keyboard us
- # System language
- lang en_US
- # SELinux configuration
- selinux --disabled
- # Do not configure the X Window System
- skipx
- # Installation logging level
- logging --level=info
- # Reboot after installation
- reboot
- # System timezone
- timezone Asia/Shanghai
- # Network information
- network --bootproto=dhcp--device=eth0--onboot=on –noipv6
- # System bootloader configuration
- bootloader --location=mbr
- # Clear the Master Boot Record
- zerombr
- # Partition clearing information
- clearpart --all --initlabel
- # Disk partitioning information
- part /boot --fstype="ext4"--size=100
- part / --fstype="ext4"--size=5120
- part swap --size=1024
- part /data --fstype="ext4" --grow --size=1
- %packages
- @base
- @core
- @development
- @server-policy
- sgpio
- ntp
[root@localhost OS]# vim /data/OS/isolinux/isolinux.cfg
default linux
label linux
kernel vmlinuz
append ks=cdrom:/isolinux/ks.cfg initrd=initrd.img #修改行
[root@localhost ~]# cd /data/OS/
[root@localhost OS]# createrepo -g repodata/*-comps.xml /data/OS/
[root@localhost OS]# declare -x discinfo=`head -1 .discinfo`
[root@localhost OS]# createrepo -u "media://$discinfo" -g repodata/*-comps.xml /data/OS/
[root@localhost ~]# cd /data/OS/
[root@localhost OS]# mkisofs -R -J -T -r -l -d -joliet-long -allow-multidot \
-allow-leading-dots -no-bak -o /data/CentOS-6.3-x86_64.iso \
-b isolinux/isolinux.bin -c isolinux/boot.cat -no-emul-boot \
-boot-load-size 4 -boot-info-table /data/OS
[root@localhost ~]# implantisomd5 /data/CentOS-6.3-x86_64.iso