Linux PXE + Kickstart 自动装机
发布时间：2022-08-09 10:47:34 所属栏目：Linux 来源：互联网
导读：PXE 网络安装# 配置双网卡# 这里ens33为nat网络，ens37为仅主机网络，配置ens37 Copy [root@localhost ~]# cd /etc/sysconfig/network-scripts/ [root@localhost network-scripts]# cp ifcfg-ens33 ifcfg-ens37 [root@localhost network-scripts]# vim ifcfg
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PXE 网络安装# 配置双网卡# 这里ens33为nat网络，ens37为仅主机网络，配置ens37 Copy [root@localhost ~]# cd /etc/sysconfig/network-scripts/ [root@localhost network-scripts]# cp ifcfg-ens33 ifcfg-ens37 [root@localhost network-scripts]# vim ifcfg-ens37 TYPE=Ethernet BOOTPROTO=static DEVICE=ens37 ONBOOT=yes IPADDR=192.168.100.100 NETMASK=255.255.255.0 GATEWAY=192.168.100.1 重启网络服务 Copy [root@localhost ~]# service network restart Restarting network (via systemctl): [ OK ] 查看网卡地址 Copy [root@localhost ~]# ifconfig ens33 ens33: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 192.168.28.128 netmask 255.255.255.0 broadcast 192.168.28.255 inet6 fe80::605e:3c48:bafd:e550 prefixlen 64 scopeid 0x20<link> ether 00:0c:29:bc:ab:96 txqueuelen 1000 (Ethernet) RX packets 635342 bytes 935571060 (892.2 MiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 288265 bytes 17505470 (16.6 MiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 Copy [root@localhost ~]# ifconfig ens37 ens37: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 192.168.100.100 netmask 255.255.255.0 broadcast 192.168.100.255 inet6 fe80::20c:29ff:febc:aba0 prefixlen 64 scopeid 0x20<link> ether 00:0c:29:bc:ab:a0 txqueuelen 1000 (Ethernet) RX packets 1514 bytes 461770 (450.9 KiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 186 bytes 31726 (30.9 KiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 DHCP 服务# 安装DHCP软件包 Copy [root@localhost ~]# yum install dhcp -y 编辑DHCP配置文件 Copy [root@localhost ~]# cp /usr/share/doc/dhcp-4.2.5/dhcpd.conf.example /etc/dhcp/dhcpd.conf cp: overwrite ‘/etc/dhcp/dhcpd.conf’? y Copy [root@localhost ~]# vim /etc/dhcp/dhcpd.conf 在27-40行配置网段信息。 Copy subnet 192.168.100.0 netmask 255.255.255.0 { range 192.168.100.20 192.168.100.50; option routers 192.168.100.100; option domain-name-servers 114.114.114.114; next-server 192.168.100.100; filename "pxelinux.0"; } 安装syslinux软件包 Copy [root@localhost ~]# yum install syslinux -y 查找pxelinux.0引导程序 Copy [root@localhost ~]# rpm -ql syslinux | grep pxelinux.0 /usr/share/syslinux/gpxelinux.0 /usr/share/syslinux/pxelinux.0 TFTP 服务# 安装tftp-server软件包 Copy [root@localhost ~]# yum install tftp-server -y 查看tftp-server文件列表 Copy [root@localhost ~]# rpm -ql tftp-server /etc/xinetd.d/tftp /usr/lib/systemd/system/tftp.service /usr/lib/systemd/system/tftp.socket /usr/sbin/in.tftpd /usr/share/doc/tftp-server-5.2 /usr/share/doc/tftp-server-5.2/CHANGES /usr/share/doc/tftp-server-5.2/README /usr/share/doc/tftp-server-5.2/README.security /usr/share/man/man8/in.tftpd.8.gz /usr/share/man/man8/tftpd.8.gz /var/lib/tftpboot 复制引导程序pxelinux.0至tftp站点下 Copy [root@localhost ~]# cp /usr/share/syslinux/pxelinux.0 /var/lib/tftpboot/ 编辑tftp配置文件 Copy [root@localhost ~]# vim /etc/xinetd.d/tftp 编辑第14行，yes改为no，开启tftp功能 Copy disable = no FTP 服务# 安装 vsftp 软件包 Copy [root@localhost ~]# yum install vsftpd -y 挂载镜像文件 Copy [root@localhost ~]# mkdir /var/ftp/centos7 [root@localhost ~]# mount /dev/cdrom /var/ftp/centos7/ mount: /dev/sr0 is write-protected, mounting read-only [root@localhost ~]# df -hT Filesystem Type Size Used Avail Use% Mounted on /dev/sda2 xfs 20G 4.3G 16G 22% / devtmpfs devtmpfs 1.9G 0 1.9G 0% /dev tmpfs tmpfs 1.9G 0 1.9G 0% /dev/shm tmpfs tmpfs 1.9G 9.0M 1.9G 1% /run tmpfs tmpfs 1.9G 0 1.9G 0% /sys/fs/cgroup /dev/sda5 xfs 10G 37M 10G 1% /home /dev/sda1 xfs 2.0G 174M 1.9G 9% /boot tmpfs tmpfs 378M 40K 378M 1% /run/user/0 /dev/sr0 iso9660 4.3G 4.3G 0 100% /var/ftp/centos7 复制系统初始化文件initrd.img和压缩内核vmlinuz至tftp站点下 Copy [root@localhost ~]# cd /var/ftp/centos7/images/pxeboot/ Copy [root@localhost pxeboot]# cp initrd.img vmlinuz /var/lib/tftpboot/ 创建启动菜单default Copy [root@localhost ~]# mkdir /var/lib/tftpboot/pxelinux.cfg [root@localhost ~]# vim /var/lib/tftpboot/pxelinux.cfg/default default auto prompt 1 label auto kernel vmlinuz append initrd=initrd.img method=ftp://192.168.100.100/centos7 label linux text kernel vmlinuz append text initrd=initrd.img method=ftp://192.168.100.100/centos7 label linux rescue kernel vmlinuz append rescue initrd=initrd.img method=ftp://192.168.100.100/centos7 查看所需文件是否齐全 Copy [root@localhost ~]# tree /var/lib/tftpboot/ /var/lib/tftpboot/ ├── initrd.img ├── pxelinux.0 ├── pxelinux.cfg │ └── default └── vmlinuz 1 directory, 4 files 启动所有相关服务 Copy [root@localhost ~]# systemctl enable dhcpd Created symlink from /etc/systemd/system/multi-user.target.wants/dhcpd.service to /usr/lib/systemd/system/dhcpd.service. [root@localhost ~]# systemctl enable tftp Created symlink from /etc/systemd/system/sockets.target.wants/tftp.socket to /usr/lib/systemd/system/tftp.socket. [root@localhost ~]# systemctl enable vsftpd Created symlink from /etc/systemd/system/multi-user.target.wants/vsftpd.service to /usr/lib/systemd/system/vsftpd.service. [root@localhost ~]# systemctl start dhcpd [root@localhost ~]# systemctl start tftp [root@localhost ~]# systemctl start vsftpd 关闭防火墙# Copy [root@localhost ~]# systemctl stop firewalld [root@localhost ~]# setenforce 0 这一步做完已经可以使用网络引导装机了，但是需要手动选择相关安装配置。 （编辑：长春站长网） 【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容! |
