PXE Boot : Network Installation (UEFI)2021/06/24 |
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Install CentOS Stream to a client computer which starts on UEFI from a PXE Server via network.
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| [2] | Download an ISO image of CentOS Stream first to your PXE server. On the example below, CentOS Stream 8 ISO image is under [/home]. |
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[root@dlp ~]# mkdir rpm
[root@dlp ~]#
[root@dlp ~]# dnf -y install --downloadonly --downloaddir=/root/rpm shim grub2-efi-x64 cd rpm
[root@dlp rpm]#
rpm2cpio shim-x64-*.rpm | cpio -dimv [root@dlp rpm]# rpm2cpio grub2-efi-x64-*.rpm | cpio -dimv [root@dlp rpm]# cp ./boot/efi/EFI/BOOT/BOOTX64.EFI /var/lib/tftpboot/ [root@dlp rpm]# cp ./boot/efi/EFI/centos/grubx64.efi /var/lib/tftpboot/ [root@dlp rpm]# chmod 644 /var/lib/tftpboot/{BOOTX64.EFI,grubx64.efi} [root@dlp rpm]#
[root@dlp ~]#
mkdir -p /var/pxe/centos-st8 [root@dlp ~]# mkdir /var/lib/tftpboot/centos-st8 [root@dlp ~]# mount -t iso9660 -o loop,ro /home/CentOS-Stream-8-x86_64-20210617-dvd1.iso /var/pxe/centos-st8 [root@dlp ~]# cp /var/pxe/centos-st8/images/pxeboot/{vmlinuz,initrd.img} /var/lib/tftpboot/centos-st8/
[root@dlp ~]#
vi /var/lib/tftpboot/grub.cfg # create new # replace PXE servers hostname or IP address to your own one
set timeout=10
menuentry 'Install CentOS Stream 8' {
linuxefi centos-st8/vmlinuz ip=dhcp inst.repo=http://10.0.0.30/centos-st8
initrdefi centos-st8/initrd.img
}
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| [3] | Install and Start Apache httpd, refer to here. Next, add following settings. |
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[root@dlp ~]#
vi /etc/httpd/conf.d/pxeboot.conf # create new
Alias /centos-st8 /var/pxe/centos-st8
<Directory /var/pxe/centos-st8>
Options Indexes FollowSymLinks
# access permission
Require ip 127.0.0.1 10.0.0.0/24
</Directory>
systemctl restart httpd |
| [4] | Enable network booting on UEFI settings of client computer and start it, then installation menu you set is shown, push Enter key to proceed to install. |
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| [5] | After finishing successfully, that's OK if CentOS Stream started normally. |
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