Install CentOS8 using cobbler

Modify cobbler distro to support CentOS8cp / var/lib/cobbler/distro_signatures.json / var/lib/cobbler/distro_signatures.json.bak vi / var/lib/cobbler/distro_signatures.json # to find the rhel7 segment and add "rhel8": {"signatures": ["BaseOS"], "version_file": "(redhat | sl | slf | centos | vzlinux)-release- (?! notes) ([\\ w] * -) * 8 [\. -] + (. *)\\ .rpm" "version_file_regex": null, "kernel_arch": "kernel- (. *). Rpm", "kernel_arch_regex": null, "supported_arches": ["i386", "x86x64", "ppc", "ppc64", "ppc64le"], "supported_repo_breeds": ["rsync", "rhn", "yum"], "kernel_file": "vmlinuz (. *)" "initrd_file": "initrd (. *)\\ .img", "isolinux_ok": false, "default_kickstart": "/ var/lib/cobbler/kickstarts/sample_end.ks", "kernel_options": "", "kernel_options_post": "," boot_files ": []} # Save # restart cobblerd service cobblerd restart download CentOS8wget http://centos.ustc.edu.cn/centos/8.0.1905/isos/x86_64/CentOS-8-x86_64-1905-dvd1.iso mount download complete isomkdir-p / mnt/centosmount-t iso9660-r-o ro Loop / tmp/CentOS-8-x86_64-1905-dvd1.iso / mnt/centos create ks file and initialize shell file # cobbler server IP 192.168.2.56 Please modify to your own cobbler server address vim / var/lib/cobbler/kickstarts/CentOS8-x86_64.ks#Kickstart Configurator by Qist#platform=x86, AMD64 Or Intel EM64T#System languagelang en_US#System keyboardkeyboard us#Sytem timezonetimezone Asia/Shanghai#Root passwordrootpw-- iscrypted $default_password_crypted#rootpw-- iscrypted $1$ ops-node$7hqdpgEmIE7Z0RbtQkxW20#Use text mode installtext#Install OS instead of upgradeinstall#Use NFS installation Mediaurl-- url=$tree#System bootloader configuration#inst.dd modprobe.blacklist=iscibootloader-- location=mbr#Clear the Master Boot Recordzerombr#Partition clearing informationclearpart-- all-- initlabel#Disk partitioning information#autopartpart / boot-- fstype ext4-- size 5120#part swap-- size 16384part /-- fstype ext4-- size 51200 # part / home-- fstype ext4-- size 10240part / apps-- fstype xfs-- size 1-- grow#System authorization infomation#System authorization infomationauth-- useshadow-- enablemd5#Network information$SNIPPET ('network_config') # network-- bootproto=dhcp-- device=eth0-- onboot=on# Reboot after installationreboot#Firewall configurationfirewall-- disabled#SELinux configurationselinux-- disabled#Do not configure XWindowsskipx%pre$SNIPPET (' log_ks_pre') $SNIPPET ('kickstart_start') $SNIPPET (' pre_install_network_config') # Enable installation monitoring$SNIPPET Pre_anamon')% end#Package install information#autopart%packages@ base@ coresysstatiptrafncurses-develzlib-develnet-toolstreemailxwgettelnetbash-completion%end%postsystemctl disable postfix.servicemkdir-p / root/.sshwget-P / root/.ssh http://192.168.2.56/cobbler/ks_mirror/bash/authorized_keys # Public key cd / rootwget http://192.168.2.56/cobbler/ks_mirror/bash/CentOS8-x86_64.sh # installation completed execution of the shell file sh / root / CentOS8-x86_64.shsh rm-rf / root/*%end# create CentOS8-x86_64.sh# create shell storage directory mkdir-p / var/www/cobbler/ks_mirror/bash/ vim / var/www/cobbler/ks_mirror/bash/CentOS8-x86_64.sh #! / bin/bash## # set conf###set ulimitecho "ulimit-SHn 1024000" > > / etc/rc.localcat > > / etc/security/limits.conf > / etc/systemd/system.conf / etc/sysctl.confcat > > / etc/sysctl.conf > / etc/profile