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cobbler 批量装机

作者:互联网

cobbler简介

Cobbler是一个Linux服务器安装的服务,可以通过网络启动(PXE)的方式来快速安装、重装物理服务器和虚拟机,同时还可以管理DHCP,DNS等。

Cobbler可以使用命令行方式管理,也提供了基于Web的界面管理工具(cobbler-web),还提供了API接口,可以方便二次开发使用。

Cobbler是较早前的kickstart的升级版,优点是比较容易配置,还自带web界面比较易于管理。

Cobbler内置了一个轻量级配置管理系统,但它也支持和其它配置管理系统集成,如Puppet,暂时不支持SaltStack。

Cobbler官网:http://cobbler.github.io/

cobbler集成的服务

cobbler配置文件详解
cobbler配置文件目录在/etc/cobbler

配置文件作用
/etc/cobbler/settingscobbler 主配置文件
/etc/cobbler/iso/iso模板配置文件
/etc/cobbler/pxepxe模板配置文件
/etc/cobbler/power电源配置文件
/etc/cobbler/user.confweb服务授权配置文件
/etc/cobbler/users.digestweb访问的用户名密码配置文件
/etc/cobbler/dhcp.templatedhcp服务器的的配置模板
/etc/cobbler/dnsmasq.templatedns服务器的配置模板
/etc/cobbler/tftpd.templatetftp服务的配置模板
/etc/cobbler/modules.conf模块的配置文件

cobbler数据目录

目录作用
/var/lib/cobbler/config/用于存放distros,system,profiles等信息配置文件
/var/lib/cobbler/triggers/用于存放用户定义的cobbler命令
/var/lib/cobbler/kickstart/默认存放kickstart文件
/var/lib/cobbler/loaders/存放各种引导程序以及镜像目录
/var/www/cobbler/ks_mirror/导入的发行版系统的所有数据
/var/www/cobbler/images/导入发行版的kernel和initrd镜像用于远程网络启动
/var/www/cobbler/repo_mirror/yum仓库存储目录

cobbler日志文件

日志文件路径说明
/var/log/cobbler/installing客户端安装日志
/var/log/cobbler/cobbler.logcobbler日志

cobbler命令详解

cobbler check       //核对当前设置是否有问题
cobbler list        //列出所有的cobbler元素
cobbler report      //列出元素的详细信息
cobbler sync        //同步配置到数据目录,更改配置最好都要执行下
cobbler reposync    //同步yum仓库
cobbler distro      //查看导入的发行版系统信息
cobbler system      //查看添加的系统信息
cobbler profile     //查看配置信息

cobbler服务端部署

// 关闭防火墙和selinux
[root@localhost ~]# systemctl disable --now firewalld.service
Removed /etc/systemd/system/multi-user.target.wants/firewalld.service.
Removed /etc/systemd/system/dbus-org.fedoraproject.FirewallD1.service.
[root@localhost ~]# getenforce
Enforcing
[root@localhost ~]# dnf install epel-release
CentOS Stream 8 - AppStream                              2.0 MB/s |  15 MB     00:07    
CentOS Stream 8 - BaseOS                                 7.9 MB/s |  12 MB     00:01    
CentOS Stream 8 - Extras                                 9.2 kB/s |  15 kB     00:01    
依赖关系解决。
=========================================================================================
 软件包                      架构             版本                仓库              大小
=========================================================================================
安装:
 epel-release                noarch           8-11.el8            extras            24 k
安装弱的依赖:
 epel-next-release           noarch           8-11.el8            extras            11 k

事务概要
=========================================================================================
安装  2 软件包

总下载:35 k
安装大小:38 k
确定吗?[y/N]: y
下载软件包:
(1/2): epel-next-release-8-11.el8.noarch.rpm             189 kB/s |  11 kB     00:00    
(2/2): epel-release-8-11.el8.noarch.rpm                   36 kB/s |  24 kB     00:00    
-----------------------------------------------------------------------------------------
总计                                                      24 kB/s |  35 kB     00:01     
警告:/var/cache/dnf/extras-9705a089504ff150/packages/epel-next-release-8-11.el8.noarch.rpm: 头V3 RSA/SHA256 Signature, 密钥 ID 8483c65d: NOKEY
CentOS Stream 8 - Extras                                 1.6 MB/s | 1.6 kB     00:00    
导入 GPG 公钥 0x8483C65D:
 Userid: "CentOS (CentOS Official Signing Key) <security@centos.org>"
 指纹: 99DB 70FA E1D7 CE22 7FB6 4882 05B5 55B3 8483 C65D
 来自: /etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
确定吗?[y/N]: y
导入公钥成功
运行事务检查
事务检查成功。
运行事务测试
事务测试成功。
运行事务
  准备中  :                                                                          1/1 
  安装    : epel-release-8-11.el8.noarch                                             1/2 
  安装    : epel-next-release-8-11.el8.noarch                                        2/2 
  运行脚本: epel-next-release-8-11.el8.noarch                                        2/2 
  验证    : epel-next-release-8-11.el8.noarch                                        1/2 
  验证    : epel-release-8-11.el8.noarch                                             2/2 
Installed products updated.

已安装:
  epel-next-release-8-11.el8.noarch             epel-release-8-11.el8.noarch            

完毕!
//安装cobbler以及相关的软件
[root@localhost ~]# yum -y install httpd dhcp-* tftp xinetd pykickstart
[root@localhost ~]# dnf module enable cobbler
Extra Packages for Enterprise Linu 430 kB/s | 955 kB     00:02    
Extra Packages for Enterprise Linu 477 kB/s | 1.3 MB     00:02    
Extra Packages for Enterprise Linu 675 kB/s |  10 MB     00:15 
[root@localhost ~]# dnf list all|grep cobbler
cobbler.noarch                                                    3.2.2-3.module_el8+13166+f291d70c                 epel-modular
cobbler-tests.noarch                                              3.2.2-3.module_el8+13166+f291d70c                 epel-modular
cobbler-web.noarch                                                3.2.2-3.module_el8+13166+f291d70c                 epel-modular

[root@localhost ~]# dnf -y install cobbler cobbler-web

//启动服务并设置开机自启
[root@localhost ~]# systemctl enable --now httpd
[root@localhost ~]# systemctl enable --now cobblerd
[root@localhost ~]# ss -antl
State  Recv-Q Send-Q Local Address:Port  Peer Address:Port Process 
LISTEN 0      128          0.0.0.0:22         0.0.0.0:*            
LISTEN 0      5          127.0.0.1:25151      0.0.0.0:*            
LISTEN 0      128                *:80               *:*            
LISTEN 0      128             [::]:22            [::]:*            
LISTEN 0      128                *:443              *:*     

//设置tftp的ip地址为本机ip,修改server的ip地址为本机ip
[root@localhost ~]# cd /etc/cobbler/
[root@localhost cobbler]# vim settings.yaml
255 next_server: 192.168.126.155
353 server: 192.168.126.155
// 下载缺失文件
[root@localhost ~]# dnf -y install syslinux
[root@localhost ~]# cp /usr/share/syslinux/pxelinux.0 /var/lib/cobbler/loaders/
[root@localhost ~]# cp /usr/share/syslinux/menu.c32 /var/lib/cobbler/loaders/
[root@localhost ~]# systemctl restart cobblerd
[root@localhost ~]# cobbler get-loaders
task started: 2021-10-12_205048_get_loaders
task started (id=Download Bootloader Content, time=Tue Oct 12 20:50:48 2021)
running python triggers from /var/lib/cobbler/triggers/task/get_loaders/pre/*
running shell triggers from /var/lib/cobbler/triggers/task/get_loaders/pre/*
shell triggers finished successfully
path /var/lib/cobbler/loaders/README already exists, not overwriting existing content, use --force if you wish to update
path /var/lib/cobbler/loaders/COPYING.yaboot already exists, not overwriting existing content, use --force if you wish to update
path /var/lib/cobbler/loaders/COPYING.syslinux already exists, not overwriting existing content, use --force if you wish to update
path /var/lib/cobbler/loaders/yaboot already exists, not overwriting existing content, use --force if you wish to update
path /var/lib/cobbler/loaders/pxelinux.0 already exists, not overwriting existing content, use --force if you wish to update
path /var/lib/cobbler/loaders/menu.c32 already exists, not overwriting existing content, use --force if you wish to update
downloading https://cobbler.github.io/loaders/grub-0.97-x86.efi to /var/lib/cobbler/loaders/grub-x86.efi
downloading https://cobbler.github.io/loaders/grub-0.97-x86_64.efi to /var/lib/cobbler/loaders/grub-x86_64.efi
*** TASK COMPLETE ***

//生成加密的密码,然后再打开DHCP功能
[root@localhost cobbler]# openssl passwd -1
Password: 
Verifying - Password: 
$1$rvfzLlrV$Ovo3qJObV6uMnh7YH4e8q/
[root@localhost cobbler]# vim settings.yaml 
103 default_password_crypted: "$1$rvfzLlrV$Ovo3qJObV6uMnh7YH4e8q/"

// DHCP 管理和 DHCP 服务器模板
[root@localhost cobbler]# vim settings.yaml 
220 manage_dhcp: true

[root@localhost ~]# vim /etc/cobbler/dhcp.template
 23 subnet 192.168.126.0 netmask 255.255.255.0 {        // 前面为本机IP同一网段
24      option routers             192.168.126.155;    // 填写本机IP
 25      option domain-name-servers 192.168.126.1;      // 默认网关
 26      option subnet-mask         255.255.255.0;
 27      range dynamic-bootp        192.168.126.100 192.168.126.254;     // 分配的IP地址范围
 28      default-lease-time         21600;
 29      max-lease-time             43200;
 30      next-server                $next_server;
// 启动和启用 Cobbler 服务并同步配置,改完dhcp必须要sync同步配置
[root@localhost ~]# systemctl start cobblerd

[root@localhost ~]# systemctl status cobblerd
● cobblerd.service - Cobbler Helper Daemon
   Loaded: loaded (/usr/lib/systemd/system/cobblerd.service; enabl>
   Active: active (running) since Tue 2021-10-12 19:26:49 CST; 1h >
  Process: 28890 ExecStartPost=/usr/bin/touch /usr/share/cobbler/w>
 Main PID: 28889 (cobblerd)
    Tasks: 1 (limit: 17652)
   Memory: 29.6M
   CGroup: /system.slice/cobblerd.service
           └─28889 /usr/bin/python3.6 -s /usr/bin/cobblerd -F

[root@localhost ~]# cobbler sync
task started: 2021-10-12_210128_sync
task started (id=Sync, time=Tue Oct 12 21:01:28 2021)
running python triggers from /var/lib/cobbler/triggers/task/sync/pre/*
running shell triggers from /var/lib/cobbler/triggers/task/sync/pre/*
shell triggers finished successfully
running pre-sync triggers
cleaning trees
removing: /var/lib/tftpboot/pxelinux.cfg/default
removing: /var/lib/tftpboot/grub/images
removing: /var/lib/tftpboot/grub/system
removing: /var/lib/tftpboot/grub/system_link
removing: /var/lib/tftpboot/grub/grub.cfg
removing: /var/lib/tftpboot/grub/local_efi.cfg
removing: /var/lib/tftpboot/grub/local_legacy.cfg
removing: /var/lib/tftpboot/grub/local_powerpc-ieee1275.cfg
copying bootloaders
running: ['rsync', '-rpt', '--copy-links', '--exclude=.cobbler_postun_cleanup', '/var/lib/cobbler/loaders/', '/var/lib/tftpboot']
received on stdout: 
received on stderr: 
running: ['rsync', '-rpt', '--copy-links', '--exclude=README.grubconfig', '/var/lib/cobbler/grub_config/', '/var/lib/tftpboot']
received on stdout: 
received on stderr: 
copying distros to tftpboot
copying images
generating PXE configuration files
generating PXE menu structure
rendering DHCP files
generating /etc/dhcp/dhcpd.conf
cleaning link caches
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: 
received on stderr: Redirecting to /bin/systemctl restart dhcpd.service

running shell triggers from /var/lib/cobbler/triggers/sync/post/*
shell triggers finished successfully
running python triggers from /var/lib/cobbler/triggers/change/*
running python trigger cobbler.modules.scm_track
running python trigger cobbler.modules.managers.genders
running shell triggers from /var/lib/cobbler/triggers/change/*
shell triggers finished successfully
*** TASK COMPLETE ***

//通过cobbler check 核对当前设置是否有问题
[root@localhost ~]# cobbler check
The following are potential configuration items that you may want to fix:

1: reposync is not installed, install yum-utils or dnf-plugins-core
2: yumdownloader is not installed, install yum-utils or dnf-plugins-core
3: debmirror package is not installed, it will be required to manage debian deployments and repositories
4: fencing tools were not found, and are required to use the (optional) power management features. install cman or fence-agents to use them

Restart cobblerd and then run 'cobbler sync' to apply changes.

//检查dhcp是否正常
[root@localhost ~]# ss -anulp|grep dhcp
UNCONN 0      0            0.0.0.0:67         0.0.0.0:*    users:(("dhcpd",pid=153755,fd=10))
UNCONN 0      0            0.0.0.0:33400      0.0.0.0:*    users:(("dhcpd",pid=153755,fd=20))
UNCONN 0      0               [::]:36222         [::]:*    users:(("dhcpd",pid=153755,fd=21))

[root@localhost ~]# reboot 

//导入redhat7镜像
[root@localhost ~]# mount /dev/cdrom /mnt
[root@localhost ~]# cobbler import --path=/mnt --name=centos-8 --arch=x86_64     //说明:--path,镜像路径;--name,为安装源定义一个名字;--arch,指定安装源平台。安装源的唯一标示就是根据name参数来定义,本例导入成功后,安装源的唯一标示就是:CentOS-7-x86_64,如果重复,系统会提示导入失败
task started: 2021-10-12_214904_import
task started (id=Media import, time=Tue Oct 12 21:49:04 2021)
running python triggers from /var/lib/cobbler/triggers/task/import/pre/*
running shell triggers from /var/lib/cobbler/triggers/task/import/pre/*
shell triggers finished successfully
Found a candidate signature: breed=redhat, version=rhel8
Found a matching signature: breed=redhat, version=rhel8
Adding distros from path /var/www/cobbler/distro_mirror/centos-8-x86_64:
creating new distro: centos-8-x86_64
trying symlink: /var/www/cobbler/distro_mirror/centos-8-x86_64 -> /var/www/cobbler/links/centos-8-x86_64
creating new profile: centos-8-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/distro_mirror/centos-8-x86_64 for centos-8-x86_64
processing repo at : /var/www/cobbler/distro_mirror/centos-8-x86_64/AppStream
need to process repo/comps: /var/www/cobbler/distro_mirror/centos-8-x86_64/AppStream
looking for /var/www/cobbler/distro_mirror/centos-8-x86_64/AppStream/repodata/*comps*.xml
Keeping repodata as-is :/var/www/cobbler/distro_mirror/centos-8-x86_64/AppStream/repodata
processing repo at : /var/www/cobbler/distro_mirror/centos-8-x86_64/BaseOS
need to process repo/comps: /var/www/cobbler/distro_mirror/centos-8-x86_64/BaseOS
looking for /var/www/cobbler/distro_mirror/centos-8-x86_64/BaseOS/repodata/*comps*.xml
Keeping repodata as-is :/var/www/cobbler/distro_mirror/centos-8-x86_64/BaseOS/repodata
*** TASK COMPLETE ***

//查看cobbler镜像列表
[root@localhost ~]#  cobbler list
distros:
   centos-8-x86_64

profiles:
   centos-8-x86_64

systems:

repos:

images:

mgmtclasses:

packages:

files:


//创建kickstarts自动安装脚本
[root@localhost ~]# cd /var/lib/cobbler/
[root@localhost cobbler]# mkdir kickstarts
[root@localhost cobbler]# cd kickstarts/
[root@localhost kickstarts]# cat centos-8-x86_64.ks 
auth --enableshadow --passalgo=sha512
bootloader --location=mbr
clearpart --all --initlabel
part /boot --asprimary --fstype="ext4" --size=500
part swap --fstype="swap" --size=4096
part / --fstype="ext4" --grow --size=15000
text
firewall --disabled
firstboot --disable
keyboard us
lang en_US
url --url=http://192.168.47.160/cobbler/ks_mirror/centos-8-x86_64     //
$yum_repo_stanza
reboot

rootpw --iscrypted $6$2WTFvfNvAMgCUPuC$MJgWGzhakgxrRObcEbAwSe8vkz0s//xyiTllGwxRsHHruQhcskO69u2LVTU9u0eemHXH2pzcGawyAJ54R2E/x0

selinux --disabled
skipx
timezone Asia/Shanghai --isUtc --nontp
install
zerombr

%packages
@^minimal
@core
kexec-tools

%end

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

%end

%anaconda
pwpolicy root --minlen=6 --minquality=1 --notstrict --nochanges --notempty
pwpolicy user --minlen=6 --minquality=1 --notstrict --nochanges --emptyok
pwpolicy luks --minlen=6 --minquality=1 --notstrict --nochanges --notempty
%end

//检查ks文件语法是否有误
[root@localhost ~]# cobbler validateks
No such command: validateks

标签:批量,lib,--,cobbler,装机,var,root,localhost
来源: https://blog.csdn.net/a512153770/article/details/120741109