Contents of /trunk/mlivecdbuild/mlivecdbuild2.sh
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Thu Apr 10 20:52:33 2008 UTC (16 years, 5 months ago) by niro
File MIME type: application/x-sh
File size: 8866 byte(s)
Thu Apr 10 20:52:33 2008 UTC (16 years, 5 months ago) by niro
File MIME type: application/x-sh
File size: 8866 byte(s)
-removed dvd support, its obsolete
1 | #!/bin/bash |
2 | |
3 | # some default settings - gets overidden with the profile config |
4 | CDPROFILE="$2" |
5 | [[ -z ${CDPROFILE} ]] && CDPROFILE="default" |
6 | LIVECDROOT="/mnt/MLIVECDBUILD/${CDPROFILE}" |
7 | CDCHROOTDIR="${LIVECDROOT}/chroot" |
8 | CDISONAME="livecd-${CDPROFILE}.iso" |
9 | CDISOROOT="${LIVECDROOT}/isoroot" |
10 | CDKERNELNAME="magelive" |
11 | CDHOSTNAME="livecd-${CDPROFILE}" |
12 | MAGERC="/etc/mage.rc" |
13 | MAGE_PROFILE="$(basename $(readlink /etc/mage-profile))" |
14 | #TOOLCHAIN=toolchain |
15 | BASESYSTEM=livecdsystem26 |
16 | CDID="mlcd-$(date +%F-%k%M)" |
17 | |
18 | # global profile pathes |
19 | PROFILES_DIR="/usr/lib/mlivecdbuild/profiles" |
20 | GLOBAL_PROFILE="${PROFILES_DIR}/global" |
21 | |
22 | die() { echo "ERROR: $@"; exit 1; } |
23 | |
24 | # get_profile $filename |
25 | get_profile() |
26 | { |
27 | local file="$1" |
28 | |
29 | if [[ -z ${file} ]] || [[ ! -e ${PROFILES_DIR}/${CDPROFILE}/${file} ]] |
30 | then |
31 | echo "${GLOBAL_PROFILE}/${file}" |
32 | return 0 |
33 | fi |
34 | |
35 | echo "${PROFILES_DIR}/${CDPROFILE}/${file}" |
36 | } |
37 | |
38 | bootstrap_system() |
39 | { |
40 | mage-bootstrap \ |
41 | --root "${CDCHROOTDIR}" \ |
42 | --magerc "${MAGERC}" \ |
43 | --profile "${MAGE_PROFILE}" \ |
44 | --toolchain "${TOOLCHAIN}" \ |
45 | --basesystem "${BASESYSTEM}" \ |
46 | || die "bootstrapping toolchain" |
47 | } |
48 | |
49 | custom_services() |
50 | { |
51 | local cmd="$1" |
52 | local services="$2" |
53 | |
54 | case ${cmd} in |
55 | add|del|default) |
56 | # add given services from profile |
57 | if [[ -n ${services} ]] |
58 | then |
59 | local i |
60 | for i in ${services} |
61 | do |
62 | MROOT="${CDCHROOTDIR}" rc-config ${cmd} ${i} || die "rc ${cmd} ${i}" |
63 | done |
64 | fi |
65 | ;; |
66 | *) die "custom_services: unkown command ${cmd}";; |
67 | esac |
68 | } |
69 | |
70 | add_initrc() |
71 | { |
72 | local var="$1" |
73 | |
74 | # sanity checks |
75 | [[ -z ${CDCHROOTDIR} ]] && die "\$CDCHROOTDIR not given." |
76 | echo "${var}" >> ${CDCHROOTDIR}/.installrc || die "add_initrc() adding \$var" |
77 | } |
78 | |
79 | custom_packages() |
80 | { |
81 | local cmd="$1" |
82 | local packages="$2" |
83 | |
84 | case ${cmd} in |
85 | install|uninstall) |
86 | if [[ -n ${packages} ]] |
87 | then |
88 | :> ${CDCHROOTDIR}/.installrc |
89 | |
90 | # respect proxies |
91 | [[ -n ${http_proxy} ]] && add_initrc "export http_proxy=${http_proxy}" |
92 | [[ -n ${ftp_proxy} ]] && add_initrc "export ftp_proxy=${ftp_proxy}" |
93 | [[ -n ${no_proxy} ]] && add_initrc "export no_proxy=${no_proxy}" |
94 | |
95 | # do not auto-start any services! |
96 | add_initrc "export MAGE_BOOTSTRAP=true" |
97 | |
98 | local i |
99 | for i in ${packages} |
100 | do |
101 | add_initrc "mage ${cmd} ${i}" |
102 | done |
103 | add_initrc "mage clean" |
104 | |
105 | # now run the .installrc script |
106 | mount -t proc proc ${CDCHROOTDIR}/proc || die "mount proc" |
107 | mount -t sysfs sysfs ${CDCHROOTDIR}/sys || die "mount sys" |
108 | mount -o bind /dev ${CDCHROOTDIR}/dev || die "mount dev" |
109 | chroot ${CDCHROOTDIR} /bin/bash -i /.installrc || die "chr00ting" |
110 | umount ${CDCHROOTDIR}/dev || die "umount dev" |
111 | umount ${CDCHROOTDIR}/proc || die "umount proc" |
112 | umount ${CDCHROOTDIR}/sys || die "umount sys" |
113 | [ -f ${CDCHROOTDIR}/.installrc ] && rm ${CDCHROOTDIR}/.installrc |
114 | fi |
115 | ;; |
116 | *) die "custom_packages: unkown command ${cmd}";; |
117 | esac |
118 | } |
119 | |
120 | read_config() |
121 | { |
122 | local file="$1" |
123 | local pkg |
124 | |
125 | ( cat ${file}; echo ) | while read pkg |
126 | do |
127 | case "${pkg}" in |
128 | \#*|"") continue ;; |
129 | esac |
130 | echo "${pkg}" |
131 | done |
132 | } |
133 | |
134 | prepare_iso() |
135 | { |
136 | echo Preparing LiveCD ISO Image ... |
137 | |
138 | # fixes some issues with xfree/xorg xkb |
139 | if [[ -L ${CDCHROOTDIR}/etc/X11/xkb ]] && [[ -d /usr/X11R6/lib/X11/xkb ]] |
140 | then |
141 | rm ${CDCHROOTDIR}/etc/X11/xkb || die |
142 | mv ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb ${CDCHROOTDIR}/etc/X11 || die |
143 | ln -s ../../../../etc/X11/xkb ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb || die |
144 | fi |
145 | |
146 | install -m 0644 $(get_profile inittab) ${CDCHROOTDIR}/etc/inittab || die |
147 | install -m 0644 $(get_profile fstab) ${CDCHROOTDIR}/etc/fstab || die |
148 | install -m 0644 $(get_profile motd) ${CDCHROOTDIR}/etc/motd || die |
149 | install -m 0644 $(get_profile issue) ${CDCHROOTDIR}/etc/issue || die |
150 | install -m 0644 $(get_profile net.eth0) ${CDCHROOTDIR}/etc/conf.d/net.eth0 || die |
151 | echo "${CDHOSTNAME}" > ${CDCHROOTDIR}/etc/hostname || die |
152 | |
153 | echo Setting up services ... |
154 | |
155 | # add hardware detection |
156 | MROOT="${CDCHROOTDIR}" rc-config add hwdetect || die "rc add hwdetect" |
157 | |
158 | # del checkfs |
159 | MROOT="${CDCHROOTDIR}" rc-config del checkfs || die "rc del checkfs" |
160 | |
161 | # add custom packages |
162 | [[ -n ${ADD_PACKAGES} ]] && custom_packages install "${ADD_PACKAGES}" |
163 | [ -f $(get_profile add_packages) ] && custom_packages install "$(read_config $(get_profile add_packages))" |
164 | |
165 | # del custom packages |
166 | [[ -n ${DEL_PACKAGES} ]] && custom_packages uninstall "${DEL_PACKAGES}" |
167 | [ -f $(get_profile del_packages) ] && custom_packages uninstall "$(read_config $(get_profile del_packages))" |
168 | |
169 | # add given services from profile |
170 | [[ -n ${ADD_SERVICES} ]] && custom_services add "${ADD_SERVICES}" |
171 | [ -f $(get_profile add_services) ] && custom_services add "$(read_config $(get_profile add_services))" |
172 | |
173 | # del given services from profile |
174 | [[ -n ${DEL_SERVICES} ]] && custom_services del "${DEL_SERVICES}" |
175 | [ -f $(get_profile del_services) ] && custom_services del "$(read_config $(get_profile del_services))" |
176 | |
177 | # setup default runlevel |
178 | [[ -n ${DEFAULT_RUNLEVEL} ]] && custom_services default "${DEFAULT_RUNLEVEL}" |
179 | |
180 | if [ -f $(get_profile prepare_custom) ] |
181 | then |
182 | echo Running custom user script ... |
183 | source $(get_profile prepare_custom) || die "running custom user script" |
184 | fi |
185 | |
186 | echo Cleaning unwanted files ... |
187 | :> ${CDCHROOTDIR}/etc/mtab || die "whiping /etc/mtab" |
188 | [ -f ${CDCHROOTDIR}/root/.bash_history ] && rm ${CDCHROOTDIR}/root/.bash_history |
189 | } |
190 | |
191 | generate_rootfs() |
192 | { |
193 | echo Generating squashfs compressed rootfs loopfile ... |
194 | mksquashfs ${CDCHROOTDIR} ${LIVECDROOT}/livecdrootfs.sqsh #>/dev/null 2>&1 |
195 | |
196 | echo Moving rootfs loopfile to isoroot ... |
197 | install -d ${CDISOROOT} |
198 | mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT} |
199 | } |
200 | |
201 | install_bootloader() |
202 | { |
203 | echo Installing Bootloader ... |
204 | |
205 | # iso linux binary |
206 | install -d ${CDISOROOT}/isolinux |
207 | install /usr/lib/mkinitrd/isolinux.bin ${CDISOROOT}/isolinux || die |
208 | |
209 | # kernel |
210 | local kimg="$(basename $(readlink ${CDCHROOTDIR}/boot/vmlinuz))" |
211 | install ${CDCHROOTDIR}/boot/${kimg} ${CDISOROOT}/isolinux/${CDKERNELNAME} || die |
212 | |
213 | install -m 0644 $(get_profile isolinux.cfg) ${CDISOROOT}/isolinux || die |
214 | install -m 0644 $(get_profile boot.lss) ${CDISOROOT}/isolinux || die |
215 | install -m 0644 $(get_profile boot.msg) ${CDISOROOT}/isolinux || die |
216 | install -m 0644 $(get_profile help.msg) ${CDISOROOT}/isolinux || die |
217 | |
218 | return 0 |
219 | } |
220 | |
221 | generate_initrd() |
222 | { |
223 | local CHROOTSH="$(mktemp -p ${CDCHROOTDIR})" |
224 | |
225 | echo Generating initrd image ... |
226 | echo '#!/bin/bash' > ${CHROOTSH} || die |
227 | echo 'kv="$(readlink /boot/vmlinuz)"' >> ${CHROOTSH} || die |
228 | echo 'kv="${kv/kernel-}/"' >> ${CHROOTSH} || die |
229 | echo 'mkinitrd-livecd -f --initramfs /initrd.gz ${kv}' >> ${CHROOTSH} || die |
230 | chmod +x ${CHROOTSH} || die |
231 | chroot ${CDCHROOTDIR} /$(basename ${CHROOTSH}) || die |
232 | [[ -f ${CHROOTSH} ]] && rm ${CHROOTSH} || die |
233 | |
234 | # move initrd to isoroot |
235 | install -d ${CDISOROOT}/isolinux || die |
236 | mv ${CDCHROOTDIR}/initrd.gz ${CDISOROOT}/isolinux || die |
237 | } |
238 | |
239 | generate_iso() |
240 | { |
241 | echo Generating ISO Image ... |
242 | install -d ${CDISOROOT} |
243 | pushd ${CDISOROOT} && |
244 | mkisofs -rock \ |
245 | -full-iso9660-filenames \ |
246 | -allow-leading-dots \ |
247 | -disable-deep-relocation \ |
248 | -output ${LIVECDROOT}/${CDISONAME} \ |
249 | -eltorito-boot isolinux/isolinux.bin \ |
250 | -eltorito-catalog isolinux/boot.cat \ |
251 | -no-emul-boot \ |
252 | -boot-load-size 4 \ |
253 | -boot-info-table \ |
254 | -volid "${CDID}" \ |
255 | ${CDISOROOT} #&> /dev/null |
256 | popd |
257 | } |
258 | |
259 | enter_livecd() |
260 | { |
261 | mount -t sysfs sysfs ${CDCHROOTDIR}/sys |
262 | mount -t proc proc ${CDCHROOTDIR}/proc |
263 | mount -o bind /dev ${CDCHROOTDIR}/dev |
264 | |
265 | chroot ${CDCHROOTDIR} \ |
266 | /usr/bin/env -i \ |
267 | HOME=/root \ |
268 | TERM=$TERM PS1='\u:\w\$ ' \ |
269 | PATH=/bin:/usr/bin:/sbin:/usr/sbin \ |
270 | http_proxy=${http_proxy} \ |
271 | ftp_proxy=${ftp_proxy} \ |
272 | no_proxy=${no_proxy} \ |
273 | /bin/bash -i |
274 | |
275 | umount ${CDCHROOTDIR}/dev |
276 | umount ${CDCHROOTDIR}/proc |
277 | umount ${CDCHROOTDIR}/sys |
278 | } |
279 | |
280 | usage() |
281 | { |
282 | echo "Usage: $(basename $0) [command] [profile] ..." |
283 | echo |
284 | echo "Commands:" |
285 | echo " bootstrap - bootstraps the rootfs for the livecd" |
286 | echo " prepare - prepare the rootfs to run from a livecd" |
287 | echo " rootfs - generates the squashfs rootfs image" |
288 | echo " initrd - generates a livecd suitable initrd" |
289 | echo " bootloader - installs the bootloader" |
290 | echo " isogen - generate the final livecd iso image" |
291 | echo " all - runs all tasks to get a livecd from zero" |
292 | echo " enter - enters the rootfs of a livecd" |
293 | echo |
294 | echo " for example '$(basename $0) all default'" |
295 | echo " creates a livecd using the default profile." |
296 | echo |
297 | } |
298 | |
299 | # source profile config - overrides all other vars |
300 | [ -f ${PROFILES_DIR}/${CDPROFILE}/config ] && . ${PROFILES_DIR}/${CDPROFILE}/config |
301 | |
302 | case $1 in |
303 | bootstrap) bootstrap_system;; |
304 | prepare) prepare_iso;; |
305 | rootfs) generate_rootfs;; |
306 | initrd) generate_initrd;; |
307 | bootloader) install_bootloader;; |
308 | isogen) generate_iso;; |
309 | all) |
310 | bootstrap_system |
311 | prepare_iso |
312 | generate_rootfs |
313 | generate_initrd |
314 | install_bootloader |
315 | generate_iso |
316 | ;; |
317 | enter) enter_livecd ;; |
318 | *|'') usage;; |
319 | esac |