Shulou(Shulou.com)06/03 Report--

Deployment of PXE remote installation server in Linux

Hang the CD in the mnt directory

1 yum-y install vsftpd dhcp tftp-server syslinux

2 centos7 installation source preparation

Mkdir / var/ftp/centos7

Cp-rf / mnt/ / var/ftp/centos7

Systemctl start vsftpd

3 enable tftp service

Vim / etc/xinetd.d/tftp

Change disable=yes to disable=no

Systemctl start tftp

Systemctl enable tftp

4 prepare Linux kernel, initialize image file, boot menu file

Cd / mnt/images/pxeboot

Cp vmlinuz initrd.img / var/lib/tftpboot

Cp / usr/share/syslinux/pxelinux.0 / var/lib/tftpboot

Mkdir / var/lib/tftpboot/pxelinux.cfg

Vim / var/lib/tftpboot/pxelinux.cfg/default

Default auto

Prompt 1

Label auto

Kernel vmlinuz

Append initrd=initrd.img method= ftp://192.168.1.20/centos7

Label linux text

Kernel vmlinuz

Append text initrd=initrd.img method= ftp://192.168.1.20/centos7

Label linux rescue

Kernel vmlinuz

Append rescue initrd=initrd.img method= ftp://192.168.1.20/centos7

Note: the three boot portals defined in the above configuration record are graphical installation (default), text installation and rescue mode. Prompt is used to set whether to wait for the user to choose. 1 means to choose, and 0 means no selection. 192.168.1.20/centos7 represents the server address and installation source location.

5 configure to enable DHCP service

Cp/ usr/share/doc/dhcp-/dhcpd.conf.example / etc/dhcp/dhcpd.conf

Vim / etc/dhcp/dhcpd.conf

Add next-server 192.168.1.20; / / specify the TFTP server address

Filename "pxelinux.0"; / / specify the file name of the PXE bootstrapper

Fill in the network segment, address pool, gateway and DNS according to the actual situation.

Systemctl restart dhcpd

Systemctl enable dhcpd

Note: turn off the firewall

Systemctl stop firewalld

Systemctl disable firewalld

6 installation

The installation memory must be greater than 2G, or the following error message will appear:

/ sbin/dmsquash-live-root: line 273: printf: write error: No space left on device

Press enter directly after the prompt string boot to enter the default graphic installation entry, execute linux text to enter the text installation entry, execute Linux rescue to enter rescue mode

7 implement unattended installation of Kickstart

Yum-y install system-config-kickstart

Partition is divided into sizes according to their own needs.

Save the auto answer file

Edit the answer file and add the required script

% packages

@ ^ gnome-desktop / / this is to copy the package script in anaconda-ks.cfg

% end

Start the auto answer file

Cp / root/ks.cfg / var/ftp/centos7

Vim / var/lib/tftpboot/pxelinux.cfg/default

Add ks= ftp://192.168.1.20/centos7/ks.cfg

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