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 ############### 上面的部分手工执行 #####################
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 # 定义操作系统密码
48 passwd='cnblogs.C0M'
49
50 # 定义Cobbler Server 地址
51 server=192.168.0.1
52
53 # 定义TFTP Server地址
54 next_server=$server
55
56 # DHCP定义：网络地址
57 subnet=192.168.0.0
58
59 # DHCP定义：掩码
60 netmask=255.255.255.0
61
62 # DHCP定义：网关
63 gateway=$server
64
65 # DHCP定义：DNS
66 dns=$server
67
68 # DHCP定义：地址段起
69 ip_start=192.168.0.101
70
71 # DHCP定义：地址段止
72 ip_stop=192.168.0.200
73
74 # 安装cobbler及相关服务
75 yum install -y cobbler cobbler-web pykickstart dhcp
76
77 # 设置cobbler动态修改配置，比改配置文件要方便
78 sed -i 's/allow_dynamic_settings: 0/allow_dynamic_settings: 1/' /etc/cobbler/settings
79
80 # 启动相关服务，并设置为开机自启动，因为dhcp还没有配置，暂时先不启动
81 systemctl start cobblerd.service && systemctl enable cobblerd.service
82 systemctl start httpd.service && systemctl enable httpd.service
83 systemctl start rsyncd.service && systemctl enable rsyncd.service
84 systemctl start tftp.socket && systemctl enable tftp.socket
85 systemctl enable dhcpd.service
86
87 # DHCP配置：网络地址
88 sed -i 's@192.168.1.0@'$subnet'@' /etc/cobbler/dhcp.template
89
90 # DHCP配置：掩码
91 sed -i 's@255.255.255.0@'$netmask'@' /etc/cobbler/dhcp.template
92
93 # DHCP配置：网关
94 sed -i 's@192.168.1.5;@'$gateway';@' /etc/cobbler/dhcp.template
95
96 # DHCP配置：DNS
97 sed -i 's@192.168.1.1;@'$dns';@' /etc/cobbler/dhcp.template
98
99 # DHCP配置：地址段起
100 sed -i 's@192.168.1.100@'$ip_start'@' /etc/cobbler/dhcp.template
101
102 # DHCP配置：地址段止
103 sed -i 's@192.168.1.254@'$ip_stop'@' /etc/cobbler/dhcp.template
104
105 # 设置cobbler server对外能访问的ip
106 cobbler setting edit --name=server --value=$server
107
108 # 设置next_server，即tftp的服务器地址
109 cobbler setting edit --name=next_server --value=$server
110
111 # 设置有cobbler自动管理dhcp
112 cobbler setting edit --name=manage_dhcp --value=1
113
114 # 在tftp配置文件中设置启用tftp
115 sed -i '14s/yes/no/' /etc/xinetd.d/tftp
116
117 # 在线从cobbler官网下载 boot loaders
118 cobbler get-loaders
119
120 # cobbler配置完毕，执行下面命令重新加载配置，并自动配置相关服务
121 cobbler sync
122
123 # 创建centos ISO挂载目录
124 mkdir -p /mnt/centos/centos6
125 mkdir -p /mnt/centos/centos7
126
127 # 挂载centos ISO
128 mount /mnt/iso/CentOS-6.10-x86_64-bin-DVD1.iso /mnt/centos/centos6
129 mount /mnt/iso/CentOS-7-x86_64-Everything-1908.iso /mnt/centos/centos7
130
131 # 创建centos ks文件
132 echo '
133 #platform=x86, AMD64, or Intel EM64T
134 #version=DEVEL
135 # Install OS instead of upgrade
136 install
137 # System keyboard
138 keyboard us
139 # System language
140 lang en_US
141 # Root password
142 rootpw --plaintext '$passwd'
143 # System authorization information
144 auth --useshadow --passalgo=sha512
145 # Use graphical install
146 graphical
147 firstboot --disable
148 # SELinux configuration
149 selinux --disabled
150 # Firewall configuration
151 firewall --disabled
152 # Reboot after installation
153 reboot
154 # System timezone
155 timezone Asia/Shanghai
156 # System bootloader configuration
157 bootloader --location=mbr
158 # Clear the Master Boot Record
159 zerombr
160 # Partition clearing information
161 clearpart --all
162
163 # Use network installation
164 url --url=$tree
165 # Disk partitioning information
166 part /boot --fstype="ext4" --size=1024
167 part swap --fstype="swap" --size=2048
168 part / --fstype="ext4" --grow --size=1
169
170 %packages
171 @base
172 %end
173 ' > /var/lib/cobbler/kickstarts/ks6.cfg
174
175 echo '
176 #platform=x86, AMD64, or Intel EM64T
177 #version=DEVEL
178 # Install OS instead of upgrade
179 install
180 # System keyboard
181 keyboard us
182 # System language
183 lang en_US
184 # Root password
185 rootpw --plaintext '$passwd'
186 # System authorization information
187 auth --useshadow --passalgo=sha512
188 # Use graphical install
189 graphical
190 firstboot --disable
191 # SELinux configuration
192 selinux --disabled
193 # Firewall configuration
194 firewall --disabled
195 # Reboot after installation
196 reboot
197 # System timezone
198 timezone Asia/Shanghai
199 # System bootloader configuration
200 bootloader --location=mbr
201 # Clear the Master Boot Record
202 zerombr
203 # Partition clearing information
204 clearpart --all
205
206 # Use network installation
207 url --url=$tree
208 # Disk partitioning information
209 part /boot --fstype="xfs" --size=1024
210 part swap --fstype="swap" --size=2048
211 part / --fstype="xfs" --grow --size=1
212
213 %packages
214 @base
215 %end
216 ' >/var/lib/cobbler/kickstarts/ks7.cfg
217
218 # cobbler导入centos
219 cobbler import --name=centos610 --path=/mnt/centos/centos6 --kickstart=/var/lib/cobbler/kickstarts/ks6.cfg
220 cobbler import --name=centos77 --path=/mnt/centos/centos7 --kickstart=/var/lib/cobbler/kickstarts/ks7.cfg
221
222 echo -e "Cobbler部署完毕，可以自动安装centos6.10 和centos7.7。\n另外还可以使用Cobbler Web进行管理 \n https://$server/cobbler_web \n 用户名 cobbler \n 密码 cobbler"
