Annotation of /trunk/mlivecdbuild/mlivecdbuild2.sh
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Sun Jun 5 02:31:52 2011 UTC (13 years ago) by niro
File MIME type: application/x-sh
File size: 9157 byte(s)
Sun Jun 5 02:31:52 2011 UTC (13 years ago) by niro
File MIME type: application/x-sh
File size: 9157 byte(s)
-be multilib friendly
1 | niro | 346 | #!/bin/bash |
2 | |||
3 | # some default settings - gets overidden with the profile config | ||
4 | niro | 360 | CDPROFILE="$2" |
5 | niro | 346 | [[ -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 | niro | 1402 | # get full path to isolinux.bin, may vary an multilib systems |
23 | if [[ -f /usr/lib64/mkinitrd/isolinux.bin ]] | ||
24 | then | ||
25 | ISOLINUX_BIN=/usr/lib64/mkinitrd/isolinux.bin | ||
26 | else | ||
27 | ISOLINUX_BIN=/usr/lib/mkinitrd/isolinux.bin | ||
28 | fi | ||
29 | |||
30 | niro | 346 | die() { echo "ERROR: $@"; exit 1; } |
31 | |||
32 | # get_profile $filename | ||
33 | get_profile() | ||
34 | { | ||
35 | local file="$1" | ||
36 | |||
37 | if [[ -z ${file} ]] || [[ ! -e ${PROFILES_DIR}/${CDPROFILE}/${file} ]] | ||
38 | then | ||
39 | echo "${GLOBAL_PROFILE}/${file}" | ||
40 | return 0 | ||
41 | fi | ||
42 | |||
43 | echo "${PROFILES_DIR}/${CDPROFILE}/${file}" | ||
44 | } | ||
45 | |||
46 | bootstrap_system() | ||
47 | { | ||
48 | mage-bootstrap \ | ||
49 | --root "${CDCHROOTDIR}" \ | ||
50 | --magerc "${MAGERC}" \ | ||
51 | --profile "${MAGE_PROFILE}" \ | ||
52 | --toolchain "${TOOLCHAIN}" \ | ||
53 | --basesystem "${BASESYSTEM}" \ | ||
54 | || die "bootstrapping toolchain" | ||
55 | } | ||
56 | |||
57 | niro | 360 | custom_services() |
58 | { | ||
59 | local cmd="$1" | ||
60 | local services="$2" | ||
61 | |||
62 | case ${cmd} in | ||
63 | niro | 471 | add|del|default) |
64 | # add given services from profile | ||
65 | if [[ -n ${services} ]] | ||
66 | then | ||
67 | local i | ||
68 | for i in ${services} | ||
69 | do | ||
70 | MROOT="${CDCHROOTDIR}" rc-config ${cmd} ${i} || die "rc ${cmd} ${i}" | ||
71 | done | ||
72 | fi | ||
73 | ;; | ||
74 | niro | 360 | *) die "custom_services: unkown command ${cmd}";; |
75 | esac | ||
76 | } | ||
77 | |||
78 | add_initrc() | ||
79 | { | ||
80 | local var="$1" | ||
81 | |||
82 | # sanity checks | ||
83 | niro | 473 | [[ -z ${CDCHROOTDIR} ]] && die "\$CDCHROOTDIR not given." |
84 | niro | 360 | echo "${var}" >> ${CDCHROOTDIR}/.installrc || die "add_initrc() adding \$var" |
85 | } | ||
86 | |||
87 | custom_packages() | ||
88 | { | ||
89 | local cmd="$1" | ||
90 | local packages="$2" | ||
91 | |||
92 | case ${cmd} in | ||
93 | niro | 471 | install|uninstall) |
94 | if [[ -n ${packages} ]] | ||
95 | then | ||
96 | :> ${CDCHROOTDIR}/.installrc | ||
97 | niro | 472 | |
98 | # respect proxies | ||
99 | [[ -n ${http_proxy} ]] && add_initrc "export http_proxy=${http_proxy}" | ||
100 | [[ -n ${ftp_proxy} ]] && add_initrc "export ftp_proxy=${ftp_proxy}" | ||
101 | [[ -n ${no_proxy} ]] && add_initrc "export no_proxy=${no_proxy}" | ||
102 | |||
103 | niro | 580 | # do not auto-start any services! |
104 | add_initrc "export MAGE_BOOTSTRAP=true" | ||
105 | niro | 863 | add_initrc 'die() { if [ $? -eq 1 ]; then echo "ERROR: $@"; exit 1; fi; }' |
106 | niro | 580 | |
107 | niro | 471 | local i |
108 | for i in ${packages} | ||
109 | do | ||
110 | niro | 863 | add_initrc "mage ${cmd} ${i} || die ${i}" |
111 | niro | 471 | done |
112 | add_initrc "mage clean" | ||
113 | |||
114 | # now run the .installrc script | ||
115 | mount -t proc proc ${CDCHROOTDIR}/proc || die "mount proc" | ||
116 | mount -t sysfs sysfs ${CDCHROOTDIR}/sys || die "mount sys" | ||
117 | mount -o bind /dev ${CDCHROOTDIR}/dev || die "mount dev" | ||
118 | chroot ${CDCHROOTDIR} /bin/bash -i /.installrc || die "chr00ting" | ||
119 | umount ${CDCHROOTDIR}/dev || die "umount dev" | ||
120 | umount ${CDCHROOTDIR}/proc || die "umount proc" | ||
121 | umount ${CDCHROOTDIR}/sys || die "umount sys" | ||
122 | [ -f ${CDCHROOTDIR}/.installrc ] && rm ${CDCHROOTDIR}/.installrc | ||
123 | fi | ||
124 | ;; | ||
125 | niro | 360 | *) die "custom_packages: unkown command ${cmd}";; |
126 | esac | ||
127 | } | ||
128 | |||
129 | read_config() | ||
130 | { | ||
131 | local file="$1" | ||
132 | local pkg | ||
133 | |||
134 | ( cat ${file}; echo ) | while read pkg | ||
135 | do | ||
136 | case "${pkg}" in | ||
137 | \#*|"") continue ;; | ||
138 | esac | ||
139 | echo "${pkg}" | ||
140 | done | ||
141 | } | ||
142 | |||
143 | niro | 346 | prepare_iso() |
144 | { | ||
145 | echo Preparing LiveCD ISO Image ... | ||
146 | |||
147 | # fixes some issues with xfree/xorg xkb | ||
148 | niro | 473 | if [[ -L ${CDCHROOTDIR}/etc/X11/xkb ]] && [[ -d /usr/X11R6/lib/X11/xkb ]] |
149 | niro | 346 | then |
150 | rm ${CDCHROOTDIR}/etc/X11/xkb || die | ||
151 | mv ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb ${CDCHROOTDIR}/etc/X11 || die | ||
152 | ln -s ../../../../etc/X11/xkb ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb || die | ||
153 | fi | ||
154 | |||
155 | install -m 0644 $(get_profile inittab) ${CDCHROOTDIR}/etc/inittab || die | ||
156 | install -m 0644 $(get_profile fstab) ${CDCHROOTDIR}/etc/fstab || die | ||
157 | install -m 0644 $(get_profile motd) ${CDCHROOTDIR}/etc/motd || die | ||
158 | install -m 0644 $(get_profile issue) ${CDCHROOTDIR}/etc/issue || die | ||
159 | niro | 712 | install -m 0644 $(get_profile net.eth0) ${CDCHROOTDIR}/etc/conf.d/net.eth0 || die |
160 | niro | 346 | echo "${CDHOSTNAME}" > ${CDCHROOTDIR}/etc/hostname || die |
161 | |||
162 | echo Setting up services ... | ||
163 | |||
164 | niro | 978 | # # add hardware detection |
165 | # MROOT="${CDCHROOTDIR}" rc-config add hwdetect || die "rc add hwdetect" | ||
166 | niro | 346 | |
167 | # del checkfs | ||
168 | MROOT="${CDCHROOTDIR}" rc-config del checkfs || die "rc del checkfs" | ||
169 | |||
170 | niro | 360 | # add custom packages |
171 | [[ -n ${ADD_PACKAGES} ]] && custom_packages install "${ADD_PACKAGES}" | ||
172 | [ -f $(get_profile add_packages) ] && custom_packages install "$(read_config $(get_profile add_packages))" | ||
173 | |||
174 | # del custom packages | ||
175 | [[ -n ${DEL_PACKAGES} ]] && custom_packages uninstall "${DEL_PACKAGES}" | ||
176 | [ -f $(get_profile del_packages) ] && custom_packages uninstall "$(read_config $(get_profile del_packages))" | ||
177 | |||
178 | # add given services from profile | ||
179 | [[ -n ${ADD_SERVICES} ]] && custom_services add "${ADD_SERVICES}" | ||
180 | [ -f $(get_profile add_services) ] && custom_services add "$(read_config $(get_profile add_services))" | ||
181 | |||
182 | # del given services from profile | ||
183 | [[ -n ${DEL_SERVICES} ]] && custom_services del "${DEL_SERVICES}" | ||
184 | [ -f $(get_profile del_services) ] && custom_services del "$(read_config $(get_profile del_services))" | ||
185 | |||
186 | # setup default runlevel | ||
187 | [[ -n ${DEFAULT_RUNLEVEL} ]] && custom_services default "${DEFAULT_RUNLEVEL}" | ||
188 | |||
189 | if [ -f $(get_profile prepare_custom) ] | ||
190 | then | ||
191 | echo Running custom user script ... | ||
192 | source $(get_profile prepare_custom) || die "running custom user script" | ||
193 | fi | ||
194 | |||
195 | niro | 346 | echo Cleaning unwanted files ... |
196 | :> ${CDCHROOTDIR}/etc/mtab || die "whiping /etc/mtab" | ||
197 | niro | 360 | [ -f ${CDCHROOTDIR}/root/.bash_history ] && rm ${CDCHROOTDIR}/root/.bash_history |
198 | niro | 346 | } |
199 | |||
200 | generate_rootfs() | ||
201 | { | ||
202 | echo Generating squashfs compressed rootfs loopfile ... | ||
203 | mksquashfs ${CDCHROOTDIR} ${LIVECDROOT}/livecdrootfs.sqsh #>/dev/null 2>&1 | ||
204 | |||
205 | echo Moving rootfs loopfile to isoroot ... | ||
206 | install -d ${CDISOROOT} | ||
207 | mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT} | ||
208 | } | ||
209 | |||
210 | install_bootloader() | ||
211 | { | ||
212 | echo Installing Bootloader ... | ||
213 | |||
214 | # iso linux binary | ||
215 | install -d ${CDISOROOT}/isolinux | ||
216 | niro | 1402 | install ${ISOLINUX_BIN} ${CDISOROOT}/isolinux || die |
217 | niro | 346 | |
218 | # kernel | ||
219 | local kimg="$(basename $(readlink ${CDCHROOTDIR}/boot/vmlinuz))" | ||
220 | install ${CDCHROOTDIR}/boot/${kimg} ${CDISOROOT}/isolinux/${CDKERNELNAME} || die | ||
221 | |||
222 | install -m 0644 $(get_profile isolinux.cfg) ${CDISOROOT}/isolinux || die | ||
223 | install -m 0644 $(get_profile boot.lss) ${CDISOROOT}/isolinux || die | ||
224 | install -m 0644 $(get_profile boot.msg) ${CDISOROOT}/isolinux || die | ||
225 | install -m 0644 $(get_profile help.msg) ${CDISOROOT}/isolinux || die | ||
226 | |||
227 | return 0 | ||
228 | } | ||
229 | |||
230 | generate_initrd() | ||
231 | { | ||
232 | local CHROOTSH="$(mktemp -p ${CDCHROOTDIR})" | ||
233 | |||
234 | echo Generating initrd image ... | ||
235 | echo '#!/bin/bash' > ${CHROOTSH} || die | ||
236 | echo 'kv="$(readlink /boot/vmlinuz)"' >> ${CHROOTSH} || die | ||
237 | echo 'kv="${kv/kernel-}/"' >> ${CHROOTSH} || die | ||
238 | echo 'mkinitrd-livecd -f --initramfs /initrd.gz ${kv}' >> ${CHROOTSH} || die | ||
239 | chmod +x ${CHROOTSH} || die | ||
240 | chroot ${CDCHROOTDIR} /$(basename ${CHROOTSH}) || die | ||
241 | [[ -f ${CHROOTSH} ]] && rm ${CHROOTSH} || die | ||
242 | |||
243 | # move initrd to isoroot | ||
244 | install -d ${CDISOROOT}/isolinux || die | ||
245 | mv ${CDCHROOTDIR}/initrd.gz ${CDISOROOT}/isolinux || die | ||
246 | } | ||
247 | |||
248 | generate_iso() | ||
249 | { | ||
250 | echo Generating ISO Image ... | ||
251 | install -d ${CDISOROOT} | ||
252 | pushd ${CDISOROOT} && | ||
253 | mkisofs -rock \ | ||
254 | -full-iso9660-filenames \ | ||
255 | -allow-leading-dots \ | ||
256 | -disable-deep-relocation \ | ||
257 | -output ${LIVECDROOT}/${CDISONAME} \ | ||
258 | -eltorito-boot isolinux/isolinux.bin \ | ||
259 | -eltorito-catalog isolinux/boot.cat \ | ||
260 | -no-emul-boot \ | ||
261 | -boot-load-size 4 \ | ||
262 | -boot-info-table \ | ||
263 | -volid "${CDID}" \ | ||
264 | ${CDISOROOT} #&> /dev/null | ||
265 | popd | ||
266 | } | ||
267 | |||
268 | enter_livecd() | ||
269 | { | ||
270 | niro | 609 | mount -t sysfs sysfs ${CDCHROOTDIR}/sys |
271 | niro | 346 | mount -t proc proc ${CDCHROOTDIR}/proc |
272 | mount -o bind /dev ${CDCHROOTDIR}/dev | ||
273 | |||
274 | chroot ${CDCHROOTDIR} \ | ||
275 | /usr/bin/env -i \ | ||
276 | HOME=/root \ | ||
277 | TERM=$TERM PS1='\u:\w\$ ' \ | ||
278 | PATH=/bin:/usr/bin:/sbin:/usr/sbin \ | ||
279 | niro | 472 | http_proxy=${http_proxy} \ |
280 | ftp_proxy=${ftp_proxy} \ | ||
281 | no_proxy=${no_proxy} \ | ||
282 | niro | 346 | /bin/bash -i |
283 | niro | 609 | |
284 | umount ${CDCHROOTDIR}/dev | ||
285 | umount ${CDCHROOTDIR}/proc | ||
286 | umount ${CDCHROOTDIR}/sys | ||
287 | niro | 346 | } |
288 | |||
289 | niro | 360 | usage() |
290 | { | ||
291 | echo "Usage: $(basename $0) [command] [profile] ..." | ||
292 | echo | ||
293 | echo "Commands:" | ||
294 | echo " bootstrap - bootstraps the rootfs for the livecd" | ||
295 | echo " prepare - prepare the rootfs to run from a livecd" | ||
296 | echo " rootfs - generates the squashfs rootfs image" | ||
297 | echo " initrd - generates a livecd suitable initrd" | ||
298 | echo " bootloader - installs the bootloader" | ||
299 | echo " isogen - generate the final livecd iso image" | ||
300 | echo " all - runs all tasks to get a livecd from zero" | ||
301 | niro | 472 | echo " enter - enters the rootfs of a livecd" |
302 | niro | 360 | echo |
303 | echo " for example '$(basename $0) all default'" | ||
304 | echo " creates a livecd using the default profile." | ||
305 | echo | ||
306 | } | ||
307 | |||
308 | niro | 346 | # source profile config - overrides all other vars |
309 | [ -f ${PROFILES_DIR}/${CDPROFILE}/config ] && . ${PROFILES_DIR}/${CDPROFILE}/config | ||
310 | |||
311 | niro | 360 | case $1 in |
312 | bootstrap) bootstrap_system;; | ||
313 | prepare) prepare_iso;; | ||
314 | rootfs) generate_rootfs;; | ||
315 | initrd) generate_initrd;; | ||
316 | bootloader) install_bootloader;; | ||
317 | isogen) generate_iso;; | ||
318 | all) | ||
319 | bootstrap_system | ||
320 | prepare_iso | ||
321 | generate_rootfs | ||
322 | generate_initrd | ||
323 | install_bootloader | ||
324 | niro | 713 | generate_iso |
325 | niro | 360 | ;; |
326 | niro | 472 | enter) enter_livecd ;; |
327 | niro | 360 | *|'') usage;; |
328 | esac |