Kickstart Automatic machine

1. Install Epel source

[Email protected] src]# RPM-UVH epel-release-6-8.noarch.rpm

2. Install DHCP

[email protected] ~]# Yum install dhcp-y

3. Configure DHCP

[Email protected] ~]# cp/usr/share/doc/dhcp-4.1.1/dhcpd.conf.sample/etc/dhcp/dhcpd.conf Cp:overwrite '/etc/dhcp/dhcpd.conf '? Y [Email protected] ~]# sed-i-E '/^$/d '-e '/^#/d '/etc/dhcp/dhcpd.conf Modifying the dhcpd.conf configuration file Ddns-update-style none;ignore client-updates;default-lease-time 86400;max-lease-time 604800;subnet 20.0.0.0 netmask  255.255.255.0 {range 20.0.0.30 20.0.0.100;  Option Domain-name-servers 20.0.0.10;  Option Domain-name "Kickstart";  Option Subnet-mask 255.255.255.0;  Option routers 20.0.0.1;  Next-server 20.0.0.10; FileName "pxelinux.0";}

4. Specify the NIC to start the DHCP service

[Email protected] ~]# vim/etc/sysconfig/dhcpd# Command Line Options Heredhcpdargs=eth1

5. Start DHCP

[[Email protected] ~]# service DHCPD restart[[email protected] ~]# Ps-ef | grep DHCPD |        Grep-v GREPDHCPD 2832 1 0 23:41? 00:00:00/usr/sbin/dhcpd-user Dhcpd-group dhcpd eth1

6. Installing TFTP

[email protected] ~]# Yum install tftp-server-y [[email protected] ~]# vim /etc/xinetd.d/tftpservice tftp{         socket_type              = dgram        protocol                 = udp         wait                     = yes        user                     =  root        server                   = /usr/sbin/in.tftpd         server_args             = -s /var/lib/ tftpboot        disable                  = no         per_source              =  11        cps                      = 100 2         flags                    = ipv4}[[email protected] ~]# /etc/init.d/ xinetd startstarting xinetd:                                             [  OK  ][[email protected] ~]#  netstat -lnupactive internet connections  (only servers) Proto Recv-Q Send-Q  Local Address                foreign address             state        PID/Program name   udp         0      0 0.0.0.0:67                   0.0.0.0:*                           &nbsP;     2832/dhcpd          udp         0      0 0.0.0.0:69                   0.0.0.0: *                                2893/xinetd

7. Installing Nginx

[Email protected] src]# useradd nginx-m-s/sbin/nologin [email protected] nginx-1.8.1]# Yum install gcc gcc-c++ zlib pcre pcre-devel OpenSSL openssl-devel-y [Email protected] nginx-1.8.1]#/configure \ >--user=nginx \ >--group=nginx \ >--prefix=/usr/local/nginx \ >--sbin-path=/usr/sbin/nginx \ >--conf-path=/etc/nginx/nginx.conf \ >--with-http_stub_status_module \ >--with-http_ssl_module \ >--with-http_gzip_static_module \ >--with-http_sub_module \ >--with-pcre

8. Create a directory for Kickstart to store CentOS images

[Email protected] ~]# mkdir/data/www/cent6.7-p [[email protected] ~]# mount/dev/sr0/data/www/cent6.7 Mount:block device/dev/sr0 is write-protected, Mounting Read-only [Email protected] ~]# Ls/data/www/cent6.7centos_buildtag GPL Packages rpm-gpg-key-centos-6 Rpm-gpg-key-centos-testing-6efi Images release-notes-en-us.html rpm-gpg-key-centos-debug-6 TRANS . Tbleula Isolinux Repodata rpm-gpg-key-centos-security-6

9. Nginx Configuration

User Nginx Nginx; Worker_processes 4; Error_log/var/log/nginx/error.log notice; Worker_rlimit_nofile 65535; Events { Use Epoll; Worker_connections 65535; } HTTP { Include Mime.types; Default_type Application/octet-stream; Log_format Main ' $remote _addr-$remote _user [$time _local] "$request" ' ' $status $body _bytes_sent ' $http _referer ' ' "$http _user_agent" "$http _x_forwarded_for"; Sendfile on; Tcp_nopush on; Tcp_nodelay on; Send_timeout 60; Keepalive_timeout 60; gzip on; Gzip_min_length 1k; Gzip_buffers 4 32k; Gzip_comp_level 3; Gzip_http_version 1.1; Gzip_types text/plain application/x-javascript text/css text/htm application/xml; Gzip_vary on; Include vhosts/*.conf; } [Email protected] ~]# mkdir/etc/nginx/vhosts [Email protected] ~]# vim/etc/nginx/vhosts/mirror.conf server {Listen 80;    server_name 20.0.0.10;    Index index.html index.htm index.jsp;    Server_tokens off;    Access_log/var/log/nginx/mirror.access.log main;    Location/{root/data/www;    AutoIndex on;    Autoindex_exact_size off;    Autoindex_localtime on; }} 650) this.width=650; "src=" http://s2.51cto.com/wyfs02/M01/83/E6/wKioL1d_VICxJ9GjAACzKsWZync687.jpg "title=" 1.jpg " alt= "Wkiol1d_vicxj9gjaaczkswzync687.jpg"/>

10. Configuring PXE Boot

[email protected] ~]# Yum install syslinux-y [Email protected] ~]# cp/usr/share/syslinux/pxelinux.0/var/lib/tftpboot/ [Email protected] ~]# cp-a/data/www/cent6.7/isolinux/*/var/lib/tftpboot/ [Email protected] ~]# ls/var/lib/tftpboot/boot.cat grub.conf isolinux.bin memtest splash.jpg vesamenu.c32boot.m SG initrd.img isolinux.cfg pxelinux.0 TRANS. TBL Vmlinuz [Email protected] ~]# cd/var/lib/tftpboot/ [Email protected] tftpboot]# mkdir pxelinux.cfg [Email protected] tftpboot]# cp/data/www/cent6.7/isolinux/isolinux.cfg Pxelinux.cfg/default

11. Create a Ks.cfg configuration file

[Email protected] ~]# Mkdir/data/www/config [Email protected] ~]# vim/data/www/config/ks.cfg # kickstart file automatically generated by anaconda. #version =rhel6installurl  --url= "http://20.0.0.10/CentOS6.7/" Lang en_us. utf-8keyboard usnetwork --bootproto=dhcp --device=eth0 --onboot=on# root  passwdrootpw redhatfirewall --disabledauth --useshadow --enablemd5selinux -- Disabledtimezone asia/shanghaibootloader --location=mbr --driveorder=sda --append= " Nomodeset crashkernel=auto rhgb quiet "firstboot --disablelogging --level= infozerombrskipx#part /boot --fstype=ext4 --asprimary --size=200#part swap -- Asprimary --size=512#part / --fstype=ext4 --grow --asprimary --size=200clearpart  --all --initlabelpart /boot --fstype=ext4 --size=200part swap --fstype= Swap --size=2048part / --fstype=ext4 --grow --size=1reboot%packages@development%enD

12, modify the/var/lib/tftpboot/pxelinux.cfg/default

[Email protected] ~]# Vim/var/lib/tftpboot/pxelinux.cfg/default Default Linux #prompt 1 Timeout 600 Display Boot.msg Menu Background Splash.jpg Menu title Welcome to CentOS 6.7! Menu Color Border 0 #ffffffff #00000000 Menu Color SEL 7 #ffffffff #ff000000 Menu Color Title 0 #ffffffff #00000000 Menu Color tabmsg 0 #ffffffff #00000000 Menu Color Unsel 0 #ffffffff #00000000 Menu Color Hotsel 0 #ff000000 #ffffffff Menu Color Hotkey 7 #ffffffff #ff000000 Menu Color ScrollBar 0 #ffffffff #00000000 Label Linux Menu label ^install or upgrade an existing system Menu default Kernel Vmlinuz Append initrd=initrd.img ks=http://20.0.0.10/config/ks.cfg Label VESA Menu Label Install system with ^basic video driver Kernel Vmlinuz Append initrd=initrd.img Nomodeset Label Rescue Menu Label ^rescue installed system Kernel Vmlinuz Append initrd=initrd.img Rescue Label Local Menu label Boot from ^local Drive Localboot 0xFFFF Label Memtest86 Menu Label ^memory Test Kernel memtest Append-

[Email protected] ~]#/etc/init.d/xinetd restartstopping xinetd: [OK]starti ng xinetd: [OK]

13. Create a new virtual machine

650) this.width=650; "src=" http://s1.51cto.com/wyfs02/M02/83/EB/wKiom1d_cQXzruBkAAC87suDbWY884.jpg "title=" 2.jpg " alt= "Wkiom1d_cqxzrubkaac87sudbwy884.jpg"/>

Kickstart Automatic machine