一鍵安裝Linux (附帶各種命令，登錄歡迎界面，用戶登錄模塊。)

根據http://www.linuxidc.com/Linux/2011-08/40389.htm與http://www.linuxidc.com/Linux/2011-08/40390.htm整合，我們最終寫好了一鍵制作Linux的腳本。這次真的是一鍵了，附帶了常用的命令，以及歡迎界面，外加提示符等等。

明天加入網絡模塊，讓其能夠上網！

宿主機：RedHat Enterprise 5 (2.6.18)

目標機器：256內存，8G硬盤。

1. #!/bin/bash
2. #: Title: All_Mini_Linux.sh
3. #: Synopsis:
4. #: DateTime: 2011-08-04 12:33:02
5. #: Version: 0.2
6. #: Author: weiyan
7. #: Options:
8. #
9. #
10. read -p "The target disk: " DSK
12. if fdisk -l $DSK | grep "^/dev" &> /dev/null ; then
13. fdisk -l $DSK | grep "^/dev"
14. PARTS=`fdisk -l $DSK | grep "^/dev" | awk '{print $1}'`
16. for I in $PARTS; do
17. if mount | grep "$I" &> /dev/null; then
18. mount | grep "$I"
19. else
20. echo "$I is not mounted."
21. fi
22. done
23. fi
25. SPART() {
26. read -p "Warning !!!!! Next you do it will wipe your disk !!!! Continue(y/N)?" CHOICE
27. case $CHOICE in
28. y|Y)
29. for I in $PARTS; do
30. if mount | grep "$I" &> /dev/null; then
31. fuser -km $I
32. umount $I
33. fi
34. done
36. dd if=/dev/zero of=$DSK bs=512 count=1 &> /dev/null
38. echo '
39. n
40. p
41. 1
43. +50M
44. n
45. p
46. 2
48. +512M
49. n
50. p
51. 3
53. +256M
54. t
55. 3
56. 82
57. w' | fdisk $DSK &> /dev/null
58. sleep 1
60. mke2fs -j ${DSK}1 &> /dev/null
61. mke2fs -j ${DSK}2 &> /dev/null
62. mkswap ${DSK}3 &> /dev/null
63. return 0
64. ;;
65. n|N)
66. return 1
67. ;;
68. *)
69. return 2
70. ;;
71. esac
72. }
73. SPART
74. [ $? -eq 0 ] && echo "The Disk wipe success !!!!!!!" || echo "Failure"
76. ## ==============2========================
77. function GUAZAI {
78. [ -d /mnt/boot ] || mkdir -p /mnt/boot
79. umount /mnt/boot &> /dev/null
80. mount $1 /mnt/boot
81. [ -d /mnt/sysroot ] || mkdir -p /mnt/boot
82. umount /mnt/sysroot &> /dev/null
83. mount $2 /mnt/sysroot
84. }
86. GUAZAI ${DSK}1 ${DSK}2
88. ## =============3=========================
90. # firstblood ! rootfs $1 = /mnt/sysroot
91. function ROOTFS {
92. if [ -d $1 ];then
93. if mount | grep "$1" &> /dev/null ; then
94. cd $1
95. chmod 1777 tmp/
97. # create /etc/inittab
98. cat >>$1/etc/inittab<< EOF
99. id:3:initdefault:
100. si::sysinit:/etc/rc.d/rc.sysinit
102. l0:0:wait:/etc/rc.d/rc.shutdown
103. l1:1:wait:/sbin/init -t1 S
104. l3:3:wait:/sbin/init -t1 3
106. #mingetty
107. 1:2345:respawn:/sbin/mingetty tty1
108. 2:2345:respawn:/sbin/mingetty tty2
109. 3:2345:respawn:/sbin/mingetty tty3
110. 4:2345:respawn:/sbin/mingetty tty4
111. 5:2345:respawn:/sbin/mingetty tty5
112. 6:2345:respawn:/sbin/mingetty tty6
113. EOF
115. # create /etc/rc.d/rc.shutdown
116. cat >>$1/etc/rc.d/rc.shutdown<< EOF
117. #!/bin/bash
118. sync
119. sleep 1
120. sync
121. sleep 1
122. umount /dev/sda1
123. umount /dev/sda2
125. exec /sbin/halt -p
126. EOF
128. # create rc.sysinit
129. cat >>$1/etc/rc.d/rc.sysinit<< EOF
130. #!/bin/bash
131. echo -e "\t\tWelcome to \033[031;1mLittle\033[0m Linux..."
133. mount -n -o remount,rw /
134. mount -n -a
136. # set HOSTNAME
137. [ -f /etc/sysconfig/network ] && source /etc/sysconfig/network
138. [ -z $HOSTNAME ] && HOSTNAME=localhost
139. echo $HOSTNAME > /proc/sys/kernel/hostname
140. EOF
143. # create /etc/sysconfig/network
144. cat >>$1/etc/sysconfig/network<< EOF
145. HOSTNAME=weiyan
146. EOF
148. # create /etc/sysctl.conf
149. cat >>$1/etc/sysctl.conf<< EOF
151. EOF
153. # create /etc/issue
154. cat >>$1/etc/issue<< EOF
155. Welcome to Little.Linux.org
156. Username : root Password : NiCai?
157. EOF
159. #create /root/.bash_profile
160. cat >>$1/root/.bash_profile<< EOF
161. PS1='[\u@\h \W]\
162. <pre class="cpp" name="code">EOF
165. chmod +x etc/rc.d/rc.shutdown
166. # create fstab
167. cat >>$1/etc/fstab<< EOF
168. /dev/sda2 / ext3 defaults 0 0
169. /dev/sda1 /boot ext3 defaults 0 0
170. sysfs /sys sysfs defaults 0 0
171. proc /proc proc defaults 0 0
172. EOF
173. else
174. read -p "Error,the $1 still mount ! Contiune(y|N)?" MOT
175. case $MOT in
176. *)
177. echo "Exit......"
178. return 5
179. ;;
180. esac
181. fi
182. fi
183. }
185. ROOTFS /mnt/sysroot
187. ##====================4========================
188. # copy lib to your sys . $1= COMMAND $2 = /mnt/sysroot
190. function COPYLIB {
191. #copy command
192. if which $1 &> /dev/null ;then
193. AA=`which $1 | tail -1 | awk '{print $1}'`
194. cp "$AA" $2"$AA"
195. else
196. echo "$1 is not exist"
197. fi
199. #copy lib
200. LIBPATH=`echo $LIB | sed 's@\(.*\)/[^[:space:]]\{1,\}@\1@g'`
201. [ -d ${2}$LIBPATH ] || mkdir ${2}$LIBPATH
202. [ ! -e $2/$LIB ] && cp -f $LIB ${2}$LIBPATH
203. done
205. echo "$1 has cp done."
206. }
207. echo "=========================================================="
209. # zhijie jia ru ming ling
211. COPYLIB $CMDD /mnt/sysroot
212. done
214. #ln bash & sh !!!!!
215. ln -sv bash sh &> /dev/null
217. # copy lib/libnss*. with nsswitch
218. cp /usr/lib/libnss3.so /mnt/sysroot/usr/lib/
219. cp /usr/lib/libnssckbi.so /mnt/sysroot/usr/lib/
220. cp /usr/lib/libnssutil3.so /mnt/sysroot/usr/lib/
221. cp -d /usr/lib/libnss_compat.so /mnt/sysroot/usr/lib/
222. cp -d /usr/lib/libnss_files.so /mnt/sysroot/usr/lib/
224. cp -d /lib/libnss_files* /mnt/sysroot/lib/
225. cp -d /lib/libnss_compat* /mnt/sysroot/lib/
227. ## copy login !
228. cd /mnt/sysroot/bin/
229. wget ftp://192.168.0.254/pub/login &> /dev/null
230. chmod +x login
231. cp /lib/libcrypt.so.1 /mnt/sysroot/lib/
232. cp /lib/libm.so.6 /mnt/sysroot/lib/
233. cd ~
235. ## copy passwd .... nsswitch.conf
236. cp /etc/{passwd,shadow,group,gshadow} /mnt/sysroot/etc/
237. cp /etc/nsswitch.conf /mnt/sysroot/etc/
239. #########until xunhuan let user input ##########################
240. #
241. #echo -e "Please input COMMAND with \033[31mbash\033[0m and \033[31minit\033[0m !!!!!"
242. #read -p "COMMAND you want?(Quit for 'q') :" CMD1
243. #until [ $CMD1 == 'q' ]; do
244. # COPYLIB $CMD1 /mnt/sysroot
245. # read -p "Which COMMAND you want use ?(Quit for 'q') :" CMD1
246. #done
247. ###############################################################
249. echo "=========================================================="
250. ##==========================5===================================
251. # $1 = /mnt/sysroot
252. function YDFQ {
253. TMPDIR=`mktemp -d /tmp/little.XX`
254. cd $TMPDIR
255. zcat /boot/initrd-`uname -r`.img | cpio -id &> /dev/null ## zhankai bing songgei
256. sed -i 's@^echo Scanning and configuring dmraid supported devices@#&@g' init
257. sed -i 's@^echo Scanning logical volumes@#&@g' init
258. sed -i 's@^lvm vgscan --ignorelockingfailure@#&@g' init
259. sed -i 's@^echo Activating logical volumes@#&@g' init
260. sed -i 's@^lvm vgchange -ay --ignorelockingfailure vol0@#&@g' init
261. sed -i 's@^resume LABEL=SWAP-sda3@#&@g' init
263. sed -i "s@\(mkrootdev.*\) /.*@\1 sda2@" init
264. find . | cpio -H newc -o --quiet | gzip -9 > /mnt/boot/initrd.gz
265. cp /boot/vmlinuz-`uname -r` /mnt/boot/vmlinuz
266. }
267. YDFQ /mnt/sysroot
269. ##==============================6================================
271. ## $1 = /dev/sdc $2=/mnt/boot $3=kernel'name $4 initrd's name
272. function GRUB {
273. if [ `basename $2` == boot ];then
274. grub-install --root-directory=/mnt $1 &> /dev/null
275. cat >>$2/grub/grub.conf<< EOF
276. default=0
277. timeout=10
278. title Little Linux
279. root (hd0,0)
280. kernel /${3} ro root=/dev/sda2 quiet
281. initrd /${4}
282. EOF
284. else
285. echo "It's not boot !Exit & Please set it again !"
286. fi
287. }
289. GRUB $DSK /mnt/boot vmlinuz initrd.gz
292. sync
293. sync
294. sync
295. sync
296. sync
298. sleep 10
300. echo "Congratulation ! Your Mini Linux is install OK !"

當所有都運行完之後~

OK，萬事搞定！