In RHEL7, PXE + Apache + Kickstart is used to install the operating system unattended and rhel7kickstart is used.
PXE + Apache + Kickstart unattended operating system installation in RHEL7
1. Configure the yum Source
Vim/etc/yum. repos. d/development. repo
[Development] name = yum serverbaseurl = file: // mntenabled = 1 gpgcheck = 02. mount the disc mount/dev/sr0/mnt3. install the related software package yum install dhcp syslinux xinetd tftp-server4. configure dhcpvim/etc/dhcp/dhcpd. conf5. add subnet 192.168.1.0 netmask 255.255.255.0 {range 192.168.1.121 192.168.1.200; // ip address pool option domain-name-servers 192.168.1.1; // gateway address option domain-name "internal.example.org"; option routers 192.168.1.1; // gateway address option broadcast-address 192.168.1.255; next-server 192.168.1.32; // Apache server address filename "pxelinux.0"; default-lease-time 600; max-lease-time 7200 ;} 6. start the service and start the systemctl start dhcpd. service
Systemctl enable dhcpd. service 7. Copy the Startup File cd/var/lib/tftpboot/# Enter/var/lib/tftpboot/
Cp/mnt/isolinux/initrd. img/var/lib/tftpboot # copy initrd. img to the/var/lib/tftpboot directory
Cp/mnt/isolinux/vmlinuz/var/lib/tftpboot/# copy vmlinuz to the/var/lib/tftpboot directory
Cp/usr/share/syslinux/pxelinux.0/var/lib/tftpboot/# copy pxelinux.0 to the/var/lib/tftpboot directory
Cp/mnt/isolinux/vesamenu. c32/var/lib/tftpboot/# copy vesamenu. c32 to the/var/lib/tftpboot directory
Cp/mnt/isolinux/boot. msg/var/lib/tftpboot/# copy boot. msg to the/var/lib/tftpboot directory
Cd/var/lib/tftpboot/# Go to the/var/lib/tftpboot directory
Mkdir pxelinux. cfg # create the pxelinux. cfg directory in the/var/lib/tftpboot directory
Cd pxelinux. cfg/# enter the pxelinux. cfg directory
Cp/mnt/isolinux. cfg/var/lib/tftpboot/pxelinux. cfg/default # copy isolinux. cfg to the pxelinux. cfg directory and name it "default ".
Vim default # in/var/lib/tftpboot/pxelinux. label PXE-linux menu label ^ Install System from PXE-RHEL7.0 menu default kernel vmlinuz append initrd = initrd. img ks = http: // 192.168.1.32/ks. cfg ksdevice = eno16777736 ip = dhcp quiet8. configure tftp-server syslinuxservice 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} 9. start the service and start the systemctl start xinetd. service
Systemctl enable xinetd. service10. install and configure httpdyum-y install httpdmkdir/var/www/html/iso cp-rf/mnt/*/var/www/html/iso 11. start systemctl start httpd
Systemctl enable httpd12. no graphical interface configuration kickstart one-click installation of the response file vim/var/www/html/ks. cfg # platform = x86, AMD64, or Intel EM64T # version = DEVEL # Install OS instead of upgradeinstall # Keyboard layoutskeyboard 'us' # Reboot after installationreboot # Root passwordrootpw -- iscrypted $1 $ FyasdJen $ q2zUDfVq. ln1FmIlP8O/m0 // the root password is 7788521 # System timezonetimezone Asia/Shanghai # Use network installationurl -- url = "http: // 192.168.1.32/iso "# System events agelang en_US # Firewall configurationfirewall -- disabled # Network informationnetwork -- bootproto = dhcp -- device = eno16777736 # System authorization ionionauth -- useshadow -- passalgo = sha512 # Use graphical -- disable # SELinux configurationselinux -- disabled # System bootloader configurationbootloader -- location = mbr # Clear the Master Boot Loader # Partition clearing informationclearpart -- all -- initlabel # Disk partitioning informationpart swap -- asprimary -- fstype =" swap "-- size = 2048 part/boot -- asprimary -- fstype =" xfs "-- size = 500 part/-- asprimary -- fstype =" xfs "-- grow -- size = 1% packages @ base @ compat-libraries @ core % end a graphical system can install Kickstart to produce ks. cfg file yum-y install system-config-kickstart.noarch system-config-kickstart13. modify SELinux status vim/etc/sysconfig/selinux
SELINUX = disabled14. open firewall service and port firewall-cmd -- permanent -- add-service = dhcpfirewall-cmd -- permanent -- add-service = httpfirewall-cmd -- permanent -- add-port = 69/ udpfirewall-cmd -- permanent -- add-port = 111/tcpfirewall-cmd -- permanent -- add-port = 111/udpfirewall-cmd -- permanent -- add-port = 20048/tcpfirewall-cmd -- permanent -- add-port = 20048/udpfirewall-cmd -- reload
