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推广网站怎么建,wordpress百度商桥,网站标签怎么设置,wordpress 远程调用函数使用kickstart和anaconda自动化安装centos系统 使用kickstart和anaconda自动化安装centos系统 anaconda 介绍 kickstart 介绍 实验过程 前提 1.已经安装好至少两台centos系统 2.需要实现自动安装的系统的光盘镜像 3.已安装的系统之间可以通讯(比如处于VMware中的NAT网络的… 使用kickstart和anaconda自动化安装centos系统 使用kickstart和anaconda自动化安装centos系统 anaconda 介绍 kickstart 介绍 实验过程 前提 1.已经安装好至少两台centos系统 2.需要实现自动安装的系统的光盘镜像 3.已安装的系统之间可以通讯(比如处于VMware中的NAT网络的同一个网段)1.搭建httpd服务来提供系统安装源 以后需要给某台主机安装系统就直接通过网络从此服务器得到安装的系统和安装方式(ks.cfg提供安装指导) 本次实验使用centos7作为安装源服务器 该系统地址:172.20.3.82;使用VMware桥接网络 安装httpd
rpm -q httpd yum install httpd systemctl enable httpd systemctl start httpd systemctl status httpd curl 172.20.3.82 # 返回html文本则httpd服务已经okhttpd默认服务文件夹 /var/www/html 在默认服务文件夹下新建一个文件夹来放安装源,分别创建属于centos6/7/8的文件夹 mkdir -p /var/www/html/centos/{6,7,8}/os/x86_64 挂载需要安装的光盘镜像到目录 centos6:mount /dev/sr0 /var/www/html/centos/6/os/x86_64 centos7:mount /misc/cd /var/www/html/centos/7/os/x86_64 centos8:mount /misc/cd /var/www/html/centos/8/os/x86_64 实验使用如下镜像 [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-Ddrf0Kdp-1691195491148)(png/2019-11-12-16-02-11.png)] 在httpd默认服务目录新建文件夹存放kickstart文件 mkdir -p /var/www/html/centos/ksdir
2.使用相应的工具生成kickstart文件 centos6 在centos6可以使用system-config-kickstart工具在图形界面下完成配置并保存为ks.cfg文件 Basic Configuration:基本设置包括默认安装语言键盘类型时区和root密码设置等。 [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-s5rWESkD-1691195491149)(png/2019-11-12-16-25-49.png)] Installation Method:安装方式本次使用全新安装通过http安装http服务器 就是第一步中的centos7地址为:172.20.3.82;httpd服务的默认服务文件夹为 /var/www/html,此处HTTP Directory:/centos/6/os/x86_64就指明了位于默认服务文件夹 的安装源,需要安装不同的版本就更改路径的相应版本号(/centos/6/os/x86_64—-安装centos6/centos/7/os/x86_64—-安装centos7等) [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-acSYjTzW-1691195491149)(png/2019-11-12-16-32-34.png)] Boot Loader Options:引导加载器选项此次安装使用默认设置也不加密GRUB [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-nSqdXsjd-1691195491149)(png/2019-11-12-16-36-31.png)] Partition Information:分区信息:1.清除需要安装系统的主机硬盘的MBR2.清除所有分区3.初始化磁盘标签 [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-Mlw6m0iC-1691195491150)(png/2019-11-12-16-39-30.png)] Network Configuration:网络设置 [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-uG6ng2UB-1691195491150)(png/2019-11-12-16-42-52.png)] Authentication:认证相关设置–默认 [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-tyRnN3wv-1691195491150)(png/2019-11-12-16-47-20.png)] Firewall Configuration:防火墙和selinux设置,都禁用 [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-pyp75xSA-1691195491151)(png/2019-11-12-16-44-10.png)] Display Configuration:显示设置–使用默认设置 Package Selection:需要安装的包选择 [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-KTIAYNSE-1691195491151)(png/2019-11-12-16-48-14.png)] Pre-Installation Script:定义系统安装前运行的脚本,此脚本出错可能会导致kickstart安装失败一定不要有%pre字眼出现在该脚本中,此次就不定义该脚本了 [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-ieK1O7ZK-1691195491151)(png/2019-11-12-16-49-28.png)] Post-Installation Script:定义系统安装完成后运行的脚本,此处新增一个用户并改密码 [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-KCmGiyhr-1691195491151)(png/2019-11-12-16-51-12.png)] 保存为ks.cfg [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-9eHYg39T-1691195491151)(png/2019-11-12-17-01-26.png)] mv /root/Desktop/ks.cfg /root/Desktop/ks6.cfg 生成的ks6.cfg 文件如下
#platformx86, AMD64, or Intel EM64T #versionDEVEL

Firewall configuration

firewall –disabled

Install OS instead of upgrade

install

Use network installation

url –urlhttp://172.20.3.82/centos/6/os/x86_64

Root password

rootpw –iscrypted \(1\)5xUPBe9B$xxjgPTHBELXz3gFnh1CnG1

System authorization information

auth –useshadow –passalgosha512

Use graphical install

graphical firstboot –disable

System keyboard

keyboard us

System language

lang en_US

SELinux configuration

selinux –disabled

Installation logging level

logging –levelinfo# System timezone timezone Africa/Abidjan

Network information

network –bootprotostatic –deviceeth0 –gateway172.20.3.1 –ip172.20.3.112 –nameserver144.144.144.144 –netmask255.255.255.0 –onbooton

System bootloader configuration

bootloader –locationmbr

Clear the Master Boot Record

zerombr

Partition clearing information

clearpart –all –initlabel

Disk partitioning information

part / –fstypeext4 –size10240 part /boot –fstypeext4 –size1024 part /data –fstypeext4 –noformat –size10240%post useradd stevenux echo 123456 | passwd –stdin stevenux %endcentos7 在centos7可以使用新安装的系统root家目录的anaconda-ks.cfg文件作为参考来制作自己的ks.cfg文件anaconda-ks.cfg
#versionDEVEL

X Window System configuration information

xconfig –startxonboot

License agreement

eula –agreed

System authorization information

auth –enableshadow –passalgosha512

Use CDROM installation media

cdrom

Use graphical install

graphical

Run the Setup Agent on first boot

firstboot –enable

System services

services –enabledchronyd

Keyboard layouts

keyboard –vckeymapus –xlayoutsus

System language

lang en_US.UTF-8ignoredisk –only-usesda

Network information

network –bootprotodhcp –deviceens33 –ipv6auto –activate network –hostnamecentos7.magedu.steve# Root password rootpw –iscrypted \(6\)eVvngMuBXKQoRxLX$d81c7rQwWgxqpAQqdhNQkATgrEZ3dcOJZHdq0BFWUJKoIQqqyEbt6TNInJcDqpzdKVjt04ugeELJ4iPB16f7a/

System timezone

timezone Asia/Shanghai –isUtc user –groupswheel –namesteve –password\(6\)ZlPoWuI/1P9uqNnj$iAjc6KxTms0.snDrgyQvwZTasCeRQHl3aD67Mi0A58kkeW.MXMFAZNIwOSYF/7ii5aso1F5p0EWz4WQhJyfy21 –iscrypted –uid100 0 –gecossteve –gid1000

System bootloader configuration

bootloader –locationmbr –boot-drivesda

Partition clearing information

clearpart –none –initlabel

Disk partitioning information

part swap –fstypeswap –ondisksda –size3072 part / –fstypexfs –ondisksda –size102400 part /boot –fstypexfs –ondisksda –size1024 part /data –fstypexfs –ondisksda –size51200%packages ^gnome-desktop-environment base compat-libraries core desktop-debugging development dial-up directory-client fonts gnome-desktop guest-agents guest-desktop-agents input-methods internet-browser java-platform multimedia network-file-system-client networkmanager-submodules print-client security-tools smart-card system-admin-tools x11 chrony%end%addon com_redhat_kdump –disable –reserve-mbauto %end%anaconda pwpolicy root –minlen6 –minquality1 –notstrict –nochanges –notempty pwpolicy user –minlen6 –minquality1 –notstrict –nochanges –emptyok pwpolicy luks –minlen6 –minquality1 –notstrict –nochanges –notempty %end复制一份来更改cp anaconda-ks.cfg ks7.cfg更改后的ks7.cfg如下 #platformx86, AMD64, or Intel EM64T #versionDEVEL

Install OS instead of upgrade

install

Keyboard layouts

keyboard us

Root password

rootpw –iscrypted \(1\)q5kgkOfe$9uxwxHzrapS5h4J.9XJ8c1

Use network installation

url –urlhttp://172.20.3.82/centos/7/os/x86_64

System language

lang en_US

System authorization information

auth –useshadow –passalgosha512

Use text mode install

text

SELinux configuration

selinux –disabled

Do not configure the X Window System

skipx# Firewall configuration firewall –disabled

Network information

network –bootprotostatic –deviceens33 –gateway172.20.3.1 –ip172.20.3.111 –nameserver144.144.144.144 –netmask255.255.255.0

Reboot after installation

reboot

System timezone

timezone Asia/Shanghai

System bootloader configuration

bootloader –locationmbr

Clear the Master Boot Record

zerombr

Partition clearing information

clearpart –all –initlabel

Disk partitioning information

part /boot –fstypeext3 –size1024 part / –fstypexfs –size10240 part /data –fstypexfs –size10240%post useradd stevenux echo 123456 | passwd –stdin stevenux %endcentos8 在centos8亦可以使用新安装的系统root家目录的anaconda-ks.cfg文件作为参考来制作自己的ks.cfg文件复制一份来更改cp anaconda-ks.cfg ks8.cfg更改后的ks8.cfg文件内容
#versionRHEL8 ignoredisk –only-usesda

Partition clearing information

zerombr text rebootclearpart –all –initlabelfirewall –disabled selinux –disabled# Use graphical installrepo –nameAppStream –baseurlhttp://172.20.3.82/centos/8/os/x86_64/AppStream

Use CDROM installation media

cdrom # url –url http://

Keyboard layouts

keyboard –vckeymapus –xlayoutsus

System language

lang en_US.UTF-8

Network information

network –bootprotostatic –deviceens160 –gateway172.20.3.1 –ip172.20.3.113 –nameserver144.144.144.144 –netmask255.255.255.0 –onbooton

network –bootprotodhcp –deviceens160 –ipv6auto –activate network –hostnamecentos8.localdomain

Root password

rootpw –iscrypted \(6\)JrooqXF37Q2lI4si$05OlIYoqLH8uV/1CqvCJUReL5POu9XL5Z2olZ7FtiQYVi1zKCZgDqbBTc.gLnT7trUBX55xGS6MX8bKx0VLKv1

X Window System configuration information

xconfig –startxonboot

Run the Setup Agent on first bootfirstboot –enable

Do not configure the X window system

skipx

System services

services –disabledchronyd

System timezone

timezone Asia/Shanghai –isUtc –nontp user –namesteve –password\(6\)NsKlQVGMrkJgfJtr$1CZdKd0XAokuHgutLdDI9SVVw3wit0L55OLiQDdwd9bQw2b4ElQYUDGp0tl.GUl2y9oaa4GSfmewktOu8m5my1 –iscrypted –gecossteve

Disk partitioning information

part / –fstypexfs –ondisksda –size10240 part /data –fstypexfs –ondisksda –size10240 part swap –fstypeswap –ondisksda –size2048 part /boot –fstypeext4 –ondisksda –size1024%packages ^minimal-environment kexec-tools%end%addon com_redhat_kdump –enable –reserve-mbauto%end%anaconda pwpolicy root –minlen6 –minquality1 –notstrict –nochanges –notempty pwpolicy user –minlen6 –minquality1 –notstrict –nochanges –emptyok pwpolicy luks –minlen6 –minquality1 –notstrict –nochanges –notempty %end%post useradd stevenux echo 123456 | passwd –stdin stevenux %end 注意本次三个系统都使用网络安装在指定安装源时centos8的语法与centos7和centos6的不同,原因是centos8更改了一些软件包的组织方式 centos6:url –urlhttp://172.20.3.82/centos/6/os/x86_64 centos7:url –urlhttp://172.20.3.82/centos/7/os/x86_64 centos8:repo –nameAppStream –baseurlhttp://172.20.3.82/centos/8/os/x86_64/AppStream3.完成kickstart文件配置和安装源服务器搭建后就可以在不同的主机测试自动安装了 例如安装centos7 1.在VMware中新建一个安装centos7的虚拟机,可以配置成下图的样子其中光盘使用CentOS-7-x86_64-DVD-1804.iso;VMnet0为桥接网络(与安装源服务器同网段) [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-vW1tYkg4-1691195491152)(png/2019-11-12-17-26-30.png)] 2.挂载的centos7镜像CentOS-7-x86_64-DVD-1804.iso用来引导安装 3.开机在VMware出现进度条是按一下Esc键进入选择硬件启动页面选择光盘启动 [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-fR2edb9A-1691195491152)(png/2019-11-12-17-30-19.png)] 4.光盘引导界面类似下面的图 [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-JXCB7ZgX-1691195491152)(png/2019-11-12-17-32-20.png)] 5.进入光盘引导界面后按Esc键可以进入另一个字符界面用来接收引导参数,以决定以怎样的安装方式进行系统安装(字符还是图形界面安装等)也可以指定从安装源服务器读取kickstart文件(ks.cfg)按照该文件的定义来进行自动安装本次实验就在该字符界面指定ks文件在远程安装源服务器的地址让其自动安装。 6.按Esc键后进入这个界面 [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-nr0S2Xef-1691195491153)(png/2019-11-12-17-44-07.png)] 7.指定ks文件路径 [外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-jf1DMGak-1691195491153)(png/2019-11-12-17-45-26.png)] 上面红框中的linux参数在光盘下/isolinux/isolinux.cfg文件中定义表示如下意思 label linuxmenu label ^Install CentOS 7 # 表示安装centos7kernel vmlinuz # 内核为vmlinuzappend initrdinitrd.img inst.stage2hd:LABELCentOS\x207\x20x86_64 quiet # 内核参数指定