1 #!/bin/bash 2 3 # 配置管理IP 4 #vi /etc/sysconfig/network-scripts/ifcfg-ens192 5 6 # 配置pxe IP 192.168.0.1/24 不能更换成其他IP 7 #vi /etc/sysconfig/network-scripts/ifcfg-ens224 8 9 # 配置主机名 pxe-server 10 hostname pxe-server 11 echo pxe-server > /etc/hostname 12 13 # 创建存放iso的目录 /mnt/iso 14 mkdir -p /mnt/iso 15 16 # 下载最新版 CentOS6 和 CentOS7 iso文件(随着版本的更新，镜像网站将停止老版本的下载支持，需要自己搞定iso下载) 17 #wget -P /mnt/iso ftp://10.12.28.8/ops/Linux-ISO/CentOS-6.10-x86_64-bin-DVD1.iso 18 #wget -P /mnt/iso ftp://10.12.28.8/ops/Linux-ISO/CentOS-6.10-x86_64-bin-DVD2.iso 19 #wget -P /mnt/iso ftp://10.12.28.8/ops/Linux-ISO/CentOS-7-x86_64-Everything-1908.iso 20 21 #### 自动化配置基础环境 22 23 # 配置阿里云YUM源 24 curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo 25 26 # 安装EPEL 27 yum install -y epel-release 28 29 # 配置阿里云EPEL源 30 curl -o /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo 31 32 # 安装常用软件 33 yum install -y vim wget lftp net-tools bash-completion jq git sysstat lrzsz 34 35 # 禁用防火墙 36 systemctl stop firewalld && systemctl disable firewalld 37 38 # 关闭SELinux 39 setenforce 0 && getenforce 40 sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config 41 42 # 优化SSH访问速度 43 echo 'UseDNS no' >> /etc/ssh/sshd_config 44 systemctl restart sshd.service 45 echo 'StrictHostKeyChecking no' >> /etc/ssh/ssh_config 46 47 # 为 rc.local文件添加执行权限，该文件在CentOS7中默认没有执行权限 48 chmod +x /etc/rc.d/rc.local 49 50 #### 自动化部署 DHCP 服务 51 52 # 安装 DHCP 服务 53 yum install -y dhcp 54 55 # 配置 DHCP 服务 56 echo ' 57 subnet 192.168.0.0 netmask 255.255.255.0 { 58 range 192.168.0.100 192.168.0.200 ; 59 next-server 192.168.0.1 ; 60 filename "pxelinux.0" ; 61 } 62 ' > /etc/dhcp/dhcpd.conf 63 64 # 启动 DHCP 服务，并设置开机自启动 65 systemctl restart dhcpd 66 systemctl enable dhcpd 67 68 #### 自动化部署 TFTP 服务 69 70 # 安装 TFTP 服务 71 yum install -y tftp-server 72 73 # 配置 TFTP 服务 74 sed -i '14s/yes/no/' /etc/xinetd.d/tftp 75 76 # 启动 TFTP 服务，并设置开机自启动 77 systemctl restart tftp 78 systemctl enable tftp 79 80 #### 自动化部署 FTP 服务 81 82 # 安装 FTP 服务 83 yum install -y vsftpd 84 85 # 配置 FTP 默认目录位置到 /mnt/ftp 86 mkdir -p /mnt/ftp 87 echo 'anon_root=/mnt/ftp' >> /etc/vsftpd/vsftpd.conf 88 89 # 启动 FTP 服务，并设置开机自启动 90 systemctl restart vsftpd 91 systemctl enable vsftpd 92 93 #### 自动化配置 PXE 核心配置部分 94 95 # 安装 syslinux 96 yum install -y syslinux 97 98 # 拷贝 pxelinux.0 到 TFTP 目录下 99 cp /usr/share/syslinux/pxelinux.0 /var/lib/tftpboot/ 100 101 # 挂载 CentOS6.10 iso到 /mnt/ftp/centos/centos610，并设置开机自动挂载 102 mkdir -p /mnt/ftp/centos/centos610 103 mount /mnt/iso/CentOS-6.10-x86_64-bin-DVD1.iso /mnt/ftp/centos/centos610 104 echo 'mount /mnt/iso/CentOS-6.10-x86_64-bin-DVD1.iso /mnt/ftp/centos/centos610' >> /etc/rc.d/rc.local 105 106 # 挂载 CentOS7.7 iso到 /mnt/ftp/centos/centos77，并设置开机自动挂载 107 mkdir -p /mnt/ftp/centos/centos77 108 mount /mnt/iso/CentOS-7-x86_64-Everything-1908.iso /mnt/ftp/centos/centos77 109 echo 'mount /mnt/iso/CentOS-7-x86_64-Everything-1908.iso /mnt/ftp/centos/centos77' >> /etc/rc.d/rc.local 110 111 # 拷贝 CentOS7.7 光盘中 isolinux 目录下所有文件到 TFTP目录 112 cp /mnt/ftp/centos/centos77/isolinux/* /var/lib/tftpboot/ 113 114 # 拷贝 CentOS6.10 光盘中引导文件到 TFTP目录，因为与默认CentOS7的重名，需要改下名字 115 cp /mnt/ftp/centos/centos610/isolinux/initrd.img /var/lib/tftpboot/initrd6.img 116 cp /mnt/ftp/centos/centos610/isolinux/vmlinuz /var/lib/tftpboot/vmlinuz6 117 118 # 创建PXE核心配置文件 119 mkdir -p /var/lib/tftpboot/pxelinux.cfg 120 cp /var/lib/tftpboot/isolinux.cfg /var/lib/tftpboot/pxelinux.cfg/default 121 122 # 设置PXE工具标题：CentOS PXE Install Tools 123 sed -i 's/menu title CentOS.*/menu title CentOS PXE Install Tools/' /var/lib/tftpboot/pxelinux.cfg/default 124 125 # 删掉默认光盘启动菜单内容 126 sed -i '61,200d' /var/lib/tftpboot/pxelinux.cfg/default 127 128 # 全新启动菜单： 129 # Boot From Local Disk 默认值，从本地磁盘启动，防止误装机 130 # Install CentOS 7.7 Automatic 自动执行 CentOS7.7 最小化安装 131 # Install CentOS 7.7 Manual 手动安装 CentOS7.7 132 # Install CentOS 6.10 Automatic 自动执行 CentOS6.10 最小化安装 133 # Install CentOS 6.10 Manual 手动安装 CentOS6.10 134 echo ' 135 label boot from local 136 menu label Boot From Local Disk 137 menu default 138 localboot 0xffff 139 140 label linux 141 menu label Install CentOS 7.7 Automatic 142 kernel vmlinuz 143 append initrd=initrd.img ks=ftp://192.168.0.1/ks/centos7.cfg 144 145 label linux 146 menu label Install CentOS 7.7 Manual 147 kernel vmlinuz 148 append initrd=initrd.img method=ftp://192.168.0.1/centos/centos77 149 150 label linux 151 menu label Install CentOS 6.10 Automatic 152 kernel vmlinuz6 153 append initrd=initrd6.img ks=ftp://192.168.0.1/ks/centos6.cfg 154 155 label linux 156 menu label Install CentOS 6.10 Manual 157 kernel vmlinuz6 158 append initrd=initrd6.img method=ftp://192.168.0.1/centos/centos610 159 160 menu separator # insert an empty line 161 162 ' >> /var/lib/tftpboot/pxelinux.cfg/default 163 164 # 创建 Kickstart.cfg 文件ftp目录 165 mkdir -p /mnt/ftp/ks 166 167 # 生成 CentOS7.7 Kickstart.cfg 文件 168 echo ' 169 #platform=x86, AMD64, or Intel EM64T 170 #version=DEVEL 171 # Install OS instead of upgrade 172 install 173 # System keyboard 174 keyboard us 175 # System language 176 lang en_US 177 # Root password 178 rootpw --plaintext cnblogs.C0M 179 # System authorization information 180 auth --useshadow --passalgo=sha512 181 # Use graphical install 182 graphical 183 firstboot --disable 184 # SELinux configuration 185 selinux --disabled 186 # Firewall configuration 187 firewall --disabled 188 # Reboot after installation 189 reboot 190 # System timezone 191 timezone Asia/Shanghai 192 # System bootloader configuration 193 bootloader --location=mbr 194 # Clear the Master Boot Record 195 zerombr 196 # Partition clearing information 197 clearpart --all 198 199 # Use network installation 200 url --url="ftp://192.168.0.1/centos/centos77" 201 # Disk partitioning information 202 part /boot --fstype="xfs" --size=1024 203 part swap --fstype="swap" --size=2048 204 part / --fstype="xfs" --grow --size=1 205 206 %packages 207 @base 208 %end 209 ' > /mnt/ftp/ks/centos7.cfg 210 211 # 生成 CentOS6.10 Kickstart.cfg 文件 212 echo ' 213 #platform=x86, AMD64, or Intel EM64T 214 #version=DEVEL 215 # Install OS instead of upgrade 216 install 217 # System keyboard 218 keyboard us 219 # System language 220 lang en_US 221 # Root password 222 rootpw --plaintext cnblogs.C0M 223 # System authorization information 224 auth --useshadow --passalgo=sha512 225 # Use graphical install 226 graphical 227 firstboot --disable 228 # SELinux configuration 229 selinux --disabled 230 # Firewall configuration 231 firewall --disabled 232 # Reboot after installation 233 reboot 234 # System timezone 235 timezone Asia/Shanghai 236 # System bootloader configuration 237 bootloader --location=mbr 238 # Clear the Master Boot Record 239 zerombr 240 # Partition clearing information 241 clearpart --all 242 243 # Use network installation 244 url --url="ftp://192.168.0.1/centos/centos610" 245 # Disk partitioning information 246 part /boot --fstype="ext4" --size=1024 247 part swap --fstype="swap" --size=2048 248 part / --fstype="ext4" --grow --size=1 249 250 %packages 251 @base 252 %end 253 ' > /mnt/ftp/ks/centos6.cfg