Cobbler全自动安装CentOS(整理)
环境:
OEL6.3 x64 (CentOS6.3 x64)
网络环境中无其它DHCP服务器
本文出自:http://koumm.blog.51cto.com
一、 cobbler安装准备
1. 关闭iptables与selinux
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# chkconfig iptables off
# vi /etc/selinux/config
SELINUX=disabled
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# sestatus 重启后查看
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2. 安装源准备并安装cobbler软件
说明:基础源与epel源。
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rpm -ivh http: //download.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm
yum -y install cobbler cobbler-web httpd rsync tftp-server xinetd dhcp python-ctypes debmirror pykickstart fence-agents
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二、 配置tftp-server与rsync
开启tftp与rsync服务
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sed -i '/disable/c disable = no' /etc/xinetd.d/tftp
sed -i -e 's/= yes/= no/g' /etc/xinetd.d/rsync
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三、配置cobbler
1. 配置httpd配置文件
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# vi /etc/httpd/conf/httpd.conf
ServerName 127.0 . 0.1 : 80
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2. 配置cobbler主配置文件
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sed -i 's/next_server: 127.0.0.1/next_server: 192.168.1.10/g' /etc/cobbler/settings
sed -i 's/server: 127.0.0.1/server: 192.168.1.10/g' /etc/cobbler/settings
sed -i 's/manage_dhcp: 0/manage_dhcp: 1/g' /etc/cobbler/settings
sed -i 's/manage_rsync: 0/manage_rsync: 1/g' /etc/cobbler/settings
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3. 配置cobbler web登录认证配置文件
(1) 修改认证文件
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sed -i 's/module = authn_denyall/module = authn_configfile/g' /etc/cobbler/modules.conf
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(2) 设置用户名密码:
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htdigest /etc/cobbler/users.digest "Cobbler" cobbler
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4. 生成Cobbler安装系统root初始密码
(1)这里生成密钥和配置默认密钥,ks文件引用
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# openssl passwd - 1 -salt 'random-phrase-here' '111111'
$ 1 $random-p$WbZ3JxhRzCS/1Ne4S9g4Z.
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(2) 将上面的加密串加入cobbler配置文件中。
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# vi /etc/cobbler/settings
# 修改为如下配置
default_password_crypted: "$1$random-p$WbZ3JxhRzCS/1Ne4S9g4Z."
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四、配置DHCP与启动cobbler相关服务
1. 配置dhcp配置文件
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# mv /etc/cobbler/dhcp.template /etc/cobbler/dhcp.template.bak
# vi /etc/cobbler/dhcp.template
ddns-update-style interim;
allow booting;
allow bootp;
ignore client-updates;
set vendorclass = option vendor- class -identifier;
subnet 192.168 . 1.0 netmask 255.255 . 255.0 {
option routers 192.168 . 1.1 ;
option domain-name-servers 202.100 . 192.68 ;
option subnet-mask 255.255 . 255.0 ;
range dynamic -bootp 192.168 . 1.120 192.168 . 1.254 ;
filename "/pxelinux.0" ;
default -lease-time 21600 ;
max-lease-time 43200 ;
next-server $next_server;
}
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2. 需要启动的服务
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chkconfig httpd on
chkconfig xinetd on
chkconfig dhcpd on
chkconfig cobblerd on
service httpd start
service xinetd start
service dhcpd start
service cobblerd start
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五、效验cobbler安装条件
1. 修复cobbler check时出现的第一条错误信息
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[root@pxe ~]# cobbler get -loaders
task started: 2013 - 12 -15_191305_get_loaders
task started (id=Download Bootloader Content, time=Sun Dec 15 19 : 13 : 05 2013 )
downloading http: //www.cobblerd.org/loaders/README to /var/lib/cobbler/loaders/README
downloading http: //www.cobblerd.org/loaders/COPYING.elilo to /var/lib/cobbler/loaders/COPYING.elilo
downloading http: //www.cobblerd.org/loaders/COPYING.yaboot to /var/lib/cobbler/loaders/COPYING.yaboot
downloading http: //www.cobblerd.org/loaders/COPYING.syslinux to /var/lib/cobbler/loaders/COPYING.syslinux
downloading http: //www.cobblerd.org/loaders/elilo-3.8-ia64.efi to /var/lib/cobbler/loaders/elilo-ia64.efi
downloading http: //www.cobblerd.org/loaders/yaboot-1.3.14-12 to /var/lib/cobbler/loaders/yaboot
downloading http: //www.cobblerd.org/loaders/pxelinux.0-3.61 to /var/lib/cobbler/loaders/pxelinux.0
downloading http: //www.cobblerd.org/loaders/menu.c32-3.61 to /var/lib/cobbler/loaders/menu.c32
downloading http: //www.cobblerd.org/loaders/grub-0.97-x86.efi to /var/lib/cobbler/loaders/grub-x86.efi
downloading http: //www.cobblerd.org/loaders/grub-0.97-x86_64.efi to /var/lib/cobbler/loaders/grub-x86_64.efi
*** TASK COMPLETE ***
[root@pxe ~]#
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2. 修复debian/ubuntu系统安装选项支持包
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# vi /etc/debmirror.conf
说明:前提是安装debmirror pykickstart这两个包,注释掉如下两行。
#@dists= "sid" ;
#@arches= "i386" ;
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3. cobbler check效验环境
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[root@pxe ~]# cobbler check
The following are potential configuration items that you may want to fix:
1 : service dhcpd is not running
Restart cobblerd and then run 'cobbler sync' to apply changes.
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4. 按上文校验提示操作修复
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[root@pxe ~]# cobbler sync
task started: 2013 - 12 -15_192432_sync
task started (id=Sync, time=Sun Dec 15 19 : 24 : 32 2013 )
running pre-sync triggers
cleaning trees
mkdir: / var /lib/tftpboot/pxelinux.cfg
mkdir: / var /lib/tftpboot/grub
mkdir: / var /lib/tftpboot/s390x
mkdir: / var /lib/tftpboot/ppc
mkdir: / var /lib/tftpboot/etc
removing: / var /lib/tftpboot/grub/images
copying bootloaders
trying hardlink / var /lib/cobbler/loaders/pxelinux. 0 -> / var /lib/tftpboot/pxelinux. 0
trying hardlink / var /lib/cobbler/loaders/menu.c32 -> / var /lib/tftpboot/menu.c32
trying hardlink / var /lib/cobbler/loaders/yaboot -> / var /lib/tftpboot/yaboot
trying hardlink /usr/share/syslinux/memdisk -> / var /lib/tftpboot/memdisk
trying hardlink / var /lib/cobbler/loaders/grub-x86.efi -> / var /lib/tftpboot/grub/grub-x86.efi
trying hardlink / var /lib/cobbler/loaders/grub-x86_64.efi -> / var /lib/tftpboot/grub/grub-x86_64.efi
copying distros to tftpboot
copying images
generating PXE configuration files
generating PXE menu structure
rendering DHCP files
generating /etc/dhcp/dhcpd.conf
rendering TFTPD files
generating /etc/xinetd.d/tftp
cleaning link caches
rendering Rsync files
running post-sync triggers
running python triggers from / var /lib/cobbler/triggers/sync/post/*
running python trigger cobbler.modules.sync_post_restart_services
running: dhcpd -t -q
received on stdout:
received on stderr:
running: service dhcpd restart
received on stdout: 正在启动 dhcpd:[确定]
received on stderr:
running shell triggers from / var /lib/cobbler/triggers/sync/post/*
running python triggers from / var /lib/cobbler/triggers/change/*
running python trigger cobbler.modules.scm_track
running shell triggers from / var /lib/cobbler/triggers/change/*
*** TASK COMPLETE ***
[root@pxe ~]#
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说明:本节在前面已经考虑过cobbler check的错误提示了,大部分处理了。
5. 重启cobblerd 与xinetd服务
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[root@pxe ~]# service cobblerd restart
Stopping cobbler daemon: [确定]
Starting cobbler daemon: [确定]
[root@pxe ~]# service xinetd restart
停止 xinetd: [确定]
正在启动 xinetd: [确定]
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六、导入linux ISO安装镜像
1. 挂载ISO光盘镜像
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# mount /dev/cdrom /mnt
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2. 开始导入光盘镜像
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# cobbler import --path=/mnt --arch=x86_64 --name=Centos- 5.9
task started: 2013 - 12 -15_193916_import
task started (id=Media import , time=Sun Dec 15 19 : 39 : 16 2013 )
Found a candidate signature: breed=redhat, version=rhel5
Found a matching signature: breed=redhat, version=rhel5
Adding distros from path / var /www/cobbler/ks_mirror/Centos- 5.9 -x86_64:
creating new distro: Centos- 5.9 -x86_64
trying symlink: / var /www/cobbler/ks_mirror/Centos- 5.9 -x86_64 -> / var /www/cobbler/links/Centos- 5.9 -x86_64
creating new profile: Centos- 5.9 -x86_64
creating new distro: Centos- 5.9 -xen-x86_64
trying symlink: / var /www/cobbler/ks_mirror/Centos- 5.9 -x86_64 -> / var /www/cobbler/links/Centos- 5.9 -xen-x86_64
creating new profile: Centos- 5.9 -xen-x86_64
associating repos
checking for rsync repo(s)
checking for rhn repo(s)
checking for yum repo(s)
starting descent into / var /www/cobbler/ks_mirror/Centos- 5.9 -x86_64 for Centos- 5.9 -x86_64
processing repo at : / var /www/cobbler/ks_mirror/Centos- 5.9 -x86_64
need to process repo/comps: / var /www/cobbler/ks_mirror/Centos- 5.9 -x86_64
looking for / var /www/cobbler/ks_mirror/Centos- 5.9 -x86_64/repodata/*comps*.xml
running: createrepo -c cache -s sha --groupfile / var /www/cobbler/ks_mirror/Centos- 5.9 -x86_64/repodata/comps.xml
/ var /www/cobbler/ks_mirror/Centos- 5.9 -x86_64
received on stdout: Spawning worker 0 with 3579 pkgs
Worker 0 :
..........
... 略....
..........
Worker 0 :
Workers Finished
Gathering worker results
Saving Primary metadata
Saving file lists metadata
Saving other metadata
Generating sqlite DBs
Sqlite DBs complete
received on stderr:
starting descent into / var /www/cobbler/ks_mirror/Centos- 5.9 -x86_64 for Centos- 5.9 -xen-x86_64
processing repo at : / var /www/cobbler/ks_mirror/Centos- 5.9 -x86_64
need to process repo/comps: / var /www/cobbler/ks_mirror/Centos- 5.9 -x86_64
looking for / var /www/cobbler/ks_mirror/Centos- 5.9 -x86_64/repodata/*comps*.xml
*** TASK COMPLETE ***
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说明: cobbler将镜像拷贝一份放在/var/www/cobbler/ks_mirrors/CentOS-5.9-x86_64目录下。
同时会创建一个名字为CentOS-5.9-x86_64的一个发布版本,以及一个名字为CentOS-5.9-x86_64的profile文件。
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[root@pxe kickstarts]# cobbler list
distros:
Centos- 5.9 -x86_64
Centos- 5.9 -xen-x86_64
profiles:
Centos- 5.9 -x86_64
Centos- 5.9 -xen-x86_64
systems:
repos:
images:
mgmtclasses:
packages:
files:
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七、修改安装更改kickstart文件
1. 相关知识内容
说明:
默认kickstart文件是/var/lib/cobbler/kickstarts/sample.ks,需要手动为每个发行版单独指定, 或单独修改。
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# cobbler distro list
Centos- 5.9 -x86_64
Centos- 5.9 -xen-x86_64
#
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2. 手动创建自定义新的kickstart文件
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vi / var /lib/cobbler/kickstarts/centos- 5.9 .ks
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install
text
cdrom
lang zh_CN.UTF- 8
keyboard us
reboot
url --url=http: //192.168.1.10/cobbler/ks_mirror/Centos-5.9-x86_64
network --device eth0 --bootproto dhcp --noipv6 --hostname oa
rootpw --iscrypted $ 1 $H0bnNoWM$HE1R/mWv6LqbhUGI8Xw/t.
firewall --disabled
authconfig --enableshadow --enablemd5
selinux --disabled
timezone Asia/Shanghai
bootloader --location=mbr --driveorder=sda --append= "rhgb quiet"
# The following is the partition information you requested
# Note that any partitions you deleted are not expressed
# here so unless you clear all partitions first, this is
# not guaranteed to work
clearpart --all --initlabel
part /boot --fstype ext3 --size= 200 --asprimary
part swap --size= 2048
part / --fstype ext3 --size= 200 --grow
%packages
@admin-tools
@base
@chinese-support
@core
@development-libs
@development-tools
@dialup
@editors
@gnome-desktop
@games
@graphical-internet
@graphics
@java
@legacy-software-development
@legacy-software-support
@office
@printing
@sound-and-video
@text-internet
@base-x
system-config-kickstart
kexec-tools
iscsi-initiator-utils
fipscheck
squashfs-tools
device-mapper-multipath
sgpio
imake
emacs
libsane-hpaio
xorg-x11-utils
xorg-x11-server-Xnest
xorg-x11-server-Xvfb
%post
service sendmail stop
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3. 修改profile指定新的KS启动文件,按角色进行分类
说明
1. 选择Centos-5.9-x86_64,将采用Centos-5.9-x86_64安装源,并通过/var/lib/cobbler/kickstarts/centos-5.9.ks文件进行全自动安装。
2. 如有其它发行版,导入完镜像后,可以通过以下方式进行修改,否则将采用默认KS进行安装系统。
3. 也可以采用不同的ks文件来实现个性能自动安装,如下面第三条add命令,添加一个半自动的ks文件。
4. 如果没有按下面内容修改指定ks文件的话,引导菜单只显示Centos-5.9-x86_64默认一项。指定ks文件后,会在启动菜单中显示。
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# cobbler profile edit --name=Centos- 5.9 -x86_64 --distro=Centos- 5.9 -x86_64 --kickstart=/ var /lib/cobbler/kickstarts/centos- 5.9 .ks
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示例:
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# cobbler profile edit --name=Centos- 5.9 -xen-x86_64 --distro=Centos- 5.9 -x86_64 --kickstart=/ var /lib/cobbler/kickstarts/centos- 5.9 -xen.ks
# cobbler profile add --name=Centos- 5.9 -half-auto --distro=Centos- 5.9 -x86_64 --kickstart=/ var /lib/cobbler/kickstarts/centos- 5.9 -halfauto.ks
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如图所示:
4. 更改profile名称
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# cobbler profile rename --name=Centos- 5.9 -x86_64 --newname=CentOS-5U9-x64
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5. 删除profile配置,需要删除的profile名称为Centos-5.9-x86_64,删除后,安装启动菜单相关项消失。
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# cobbler profile remove --name=Centos- 5.9 -x86_64
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八、添加指定客户机系统配置到Cobbler
1. 指定一个网段使用特定的装机配置
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cobbler system add --name=test_000 --ip= 192.168 . 1.0 / 24 --profile=Centos- 5.9 -x86_64
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2. 添加一个指定服务器的装机配置
指定服务器的mac地址,并设置好主机名、IP地址等信息,需要提示知道服务器MAC地址,根据MAC应用到具体机器上。
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还可以指定ks参数。--kickstart=/ var /lib/cobbler/kickstarts/webserver.ks
cobbler system add --name=test_001 --hostname=test_001 --mac= 00 :0C: 29 :E3: 81 : 32 -- interface =eth0 --ip-address= 192.168 . 1.123 --subnet= 255.255 . 255.0 --gateway= 192.168 . 1.1 -- static = 1 --profile=Centos- 5.9 -x86_64
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3. 修改system配置
机器IP地址变更为192.168.10.110
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cobbler system add --name=test_001 --ip= 192.168 . 1.110
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变更system配置名称
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cobbler system rename --name=test001 --newname=abc
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4. 删除system配置
需要删除的profile名称为test_001
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cobbler system remove --name=test_001
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5. 查看定义的系统列表
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cobbler system list
test_001
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九、安装客户端操作系统
(1) 通过网卡pxe启动
(2) 自动完成安装
十、重装客户端操作系统
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wget ftp: //rpmfind.net/linux/epel/5/i386/koan-1.6.6-1.el5.noarch.rpm
rpm -ivh koan- 1.6 . 6 - 1 .el5.noarch.rpm
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查看cobbler server上的配置文件,对于centos5.x 的系统koan不能采用yum安装,否则会因python版本过低而报错。
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# koan --server= 192.168 . 1.10 --list=profiles
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- looking for Cobbler at http: //192.168.1.10/cobbler_api
- reading URL: http: //192.168.1.10/cblr/svc/op/ks/profile/Centos-5.9-x86_64
install_tree: http: //192.168.1.10/cobbler/ks_mirror/Centos-5.9-x86_64
downloading initrd initrd.img to /boot/initrd.img
url=http: //192.168.1.10/cobbler/images/Centos-5.9-x86_64/initrd.img
- reading URL: http: //192.168.1.10/cobbler/images/Centos-5.9-x86_64/initrd.img
downloading kernel vmlinuz to /boot/vmlinuz
url=http: //192.168.1.10/cobbler/images/Centos-5.9-x86_64/vmlinuz
- reading URL: http: //192.168.1.10/cobbler/images/Centos-5.9-x86_64/vmlinuz
- [ '/sbin/grubby' , '--add-kernel' , '/boot/vmlinuz' , '--initrd' , '/boot/initrd.img' , '--args' , '"ks=http://192.168.1.10/cblr/svc/op/ks/profile/Centos-5.9-x86_64 ksdevice=link kssendmac lang= text "' , '--copy-default' , '--make-default' , '--title=kick1387098833' ]
- reboot to apply changes
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# reboot
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reboot重启服务器后,客户端服务器会自动重新安装操作系统
本文出自 “koumm的linux技术博客” 博客,请务必保留此出处http://koumm.blog.51cto.com/703525/1340852
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