branches/mlivecdbuild-1_x_branch/mlivecdbuild2.sh

#!/bin/bash

# some default settings - gets overidden with the profile config
CDPROFILE="$2"
[[ -z ${CDPROFILE} ]] && CDPROFILE="default"
LIVECDROOT="/mnt/MLIVECDBUILD/${CDPROFILE}"
CDCHROOTDIR="${LIVECDROOT}/chroot"
CDISONAME="livecd-${CDPROFILE}.iso"
CDISOROOT="${LIVECDROOT}/isoroot"
CDKERNELNAME="magelive"
CDHOSTNAME="livecd-${CDPROFILE}"
MAGERC="/etc/mage.rc"
MAGE_PROFILE="$(basename $(readlink /etc/mage-profile))"
#TOOLCHAIN=toolchain
BASESYSTEM=livecdsystem26
CDID="mlcd-$(date +%F-%k%M)"

# global profile pathes
PROFILES_DIR="/usr/lib/mlivecdbuild/profiles"
GLOBAL_PROFILE="${PROFILES_DIR}/global"

die() { echo "ERROR: $@"; exit 1; }

# get_profile $filename
get_profile()
{
	local file="$1"

	if [[ -z ${file} ]] || [[ ! -e ${PROFILES_DIR}/${CDPROFILE}/${file} ]]
	then
		echo "${GLOBAL_PROFILE}/${file}"
		return 0
	fi

	echo "${PROFILES_DIR}/${CDPROFILE}/${file}"
}

bootstrap_system()
{
	mage-bootstrap \
		--root "${CDCHROOTDIR}" \
		--magerc "${MAGERC}" \
		--profile "${MAGE_PROFILE}" \
		--toolchain "${TOOLCHAIN}" \
		--basesystem "${BASESYSTEM}" \
		|| die "bootstrapping toolchain"
}

custom_services()
{
	local cmd="$1"
	local services="$2"

	case ${cmd} in
		add|del|default) continue;;
		*) die "custom_services: unkown command ${cmd}";;
	esac

	# add given services from profile
	if [[ -n ${services} ]]
	then
		local i
		for i in ${services}
		do
			MROOT="${CDCHROOTDIR}" rc-config ${cmd} ${i} || die "rc ${cmd} ${i}"
		done
	fi
}

add_initrc()
{
	local var="$1"

	# sanity checks
	[ -z "${CDCHROOTDIR}" ] && die "\$CDCHROOTDIR not given."
	echo "${var}" >> ${CDCHROOTDIR}/.installrc || die "add_initrc() adding \$var"
}

custom_packages()
{
	local cmd="$1"
	local packages="$2"

	case ${cmd} in
		install|uninstall) continue;;
		*) die "custom_packages: unkown command ${cmd}";;
	esac

	if [[ -n ${packages} ]]
	then

		:> ${CDCHROOTDIR}/.installrc
		local i
		for i in ${packages}
		do
			add_initrc "mage install ${i}"
		done
		add_initrc "mage clean"

		# now run the .installrc script
		mount -t proc proc ${CDCHROOTDIR}/proc || die "mount proc"
		mount -t sysfs sysfs ${CDCHROOTDIR}/sys || die "mount sys"
		mount -o bind /dev ${CDCHROOTDIR}/dev || die "mount dev"
		chroot ${CDCHROOTDIR} /bin/bash -i /.installrc || die "chr00ting"
		umount ${CDCHROOTDIR}/dev || die "umount dev"
		umount ${CDCHROOTDIR}/proc || die "umount proc"
		umount ${CDCHROOTDIR}/sys || die "umount sys"
		[ -f ${CDCHROOTDIR}/.installrc ] && rm ${CDCHROOTDIR}/.installrc
	fi
}

read_config()
{
	local file="$1"
	local pkg

	( cat ${file}; echo ) | while read pkg
	do
		case "${pkg}" in
			\#*|"") continue ;;
		esac
		echo "${pkg}"
	done
}

prepare_iso()
{
	echo Preparing LiveCD ISO Image ...

	# fixes some issues with xfree/xorg xkb
	if [ -L "${CDCHROOTDIR}/etc/X11/xkb" -a -d "/usr/X11R6/lib/X11/xkb" ]
	then
		rm ${CDCHROOTDIR}/etc/X11/xkb || die
		mv ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb ${CDCHROOTDIR}/etc/X11 || die
		ln -s ../../../../etc/X11/xkb ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb || die
	fi

	install -m 0644 $(get_profile inittab) ${CDCHROOTDIR}/etc/inittab || die
	install -m 0644 $(get_profile fstab) ${CDCHROOTDIR}/etc/fstab || die
	install -m 0644 $(get_profile motd) ${CDCHROOTDIR}/etc/motd || die
	install -m 0644 $(get_profile issue) ${CDCHROOTDIR}/etc/issue || die
	echo "${CDHOSTNAME}" > ${CDCHROOTDIR}/etc/hostname || die

	echo Setting up services ...

	# add hardware detection
	MROOT="${CDCHROOTDIR}" rc-config add hwdetect || die "rc add hwdetect"

	# del checkfs
	MROOT="${CDCHROOTDIR}" rc-config del checkfs || die "rc del checkfs"

	# add custom packages
	[[ -n ${ADD_PACKAGES} ]] && custom_packages install "${ADD_PACKAGES}"
	[ -f $(get_profile add_packages) ] && custom_packages install "$(read_config $(get_profile add_packages))"

	# del custom packages
	[[ -n ${DEL_PACKAGES} ]] && custom_packages uninstall "${DEL_PACKAGES}"
	[ -f $(get_profile del_packages) ] && custom_packages uninstall "$(read_config $(get_profile del_packages))"

	# add given services from profile
	[[ -n ${ADD_SERVICES} ]] && custom_services add "${ADD_SERVICES}"
	[ -f $(get_profile add_services) ] && custom_services add "$(read_config $(get_profile add_services))"

	# del given services from profile
	[[ -n ${DEL_SERVICES} ]] && custom_services del "${DEL_SERVICES}"
	[ -f $(get_profile del_services) ] && custom_services del "$(read_config $(get_profile del_services))"

	# setup default runlevel
	[[ -n ${DEFAULT_RUNLEVEL} ]] && custom_services default "${DEFAULT_RUNLEVEL}"

	if [ -f $(get_profile prepare_custom) ]
	then
		echo Running custom user script ...
		source $(get_profile prepare_custom) || die "running custom user script"
	fi

	echo Cleaning unwanted files ...
	:> ${CDCHROOTDIR}/etc/mtab || die "whiping /etc/mtab"
	[ -f ${CDCHROOTDIR}/root/.bash_history ] && rm ${CDCHROOTDIR}/root/.bash_history
}

generate_rootfs()
{
	echo Generating squashfs compressed rootfs loopfile ...
	mksquashfs ${CDCHROOTDIR} ${LIVECDROOT}/livecdrootfs.sqsh #>/dev/null 2>&1

	echo Moving rootfs loopfile to isoroot ...
	install -d ${CDISOROOT}
	mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}
}

install_bootloader()
{
	echo Installing Bootloader ...

	# iso linux binary
	install -d ${CDISOROOT}/isolinux
	install /usr/lib/mkinitrd/isolinux.bin ${CDISOROOT}/isolinux || die

	# kernel
	local kimg="$(basename $(readlink ${CDCHROOTDIR}/boot/vmlinuz))"
	install ${CDCHROOTDIR}/boot/${kimg} ${CDISOROOT}/isolinux/${CDKERNELNAME} || die

	install -m 0644 $(get_profile isolinux.cfg) ${CDISOROOT}/isolinux || die
	install -m 0644 $(get_profile boot.lss) ${CDISOROOT}/isolinux || die
	install -m 0644 $(get_profile boot.msg) ${CDISOROOT}/isolinux || die
	install -m 0644 $(get_profile help.msg) ${CDISOROOT}/isolinux || die

	return 0
}

generate_initrd()
{
	local CHROOTSH="$(mktemp -p ${CDCHROOTDIR})"

	echo Generating initrd image ...
	echo '#!/bin/bash' > ${CHROOTSH} || die
	echo 'kv="$(readlink /boot/vmlinuz)"' >> ${CHROOTSH} || die
	echo 'kv="${kv/kernel-}/"' >> ${CHROOTSH} || die
	echo 'mkinitrd-livecd -f --initramfs /initrd.gz ${kv}' >> ${CHROOTSH} || die
	chmod +x ${CHROOTSH} || die
	chroot ${CDCHROOTDIR} /$(basename ${CHROOTSH}) || die
	[[ -f ${CHROOTSH} ]] && rm ${CHROOTSH} || die

	# move initrd to isoroot
	install -d ${CDISOROOT}/isolinux || die
	mv ${CDCHROOTDIR}/initrd.gz ${CDISOROOT}/isolinux || die
}

generate_iso()
{
	echo Generating ISO Image ...
	install -d ${CDISOROOT}
	pushd ${CDISOROOT} &&
		mkisofs -rock \
			-full-iso9660-filenames \
			-allow-leading-dots \
			-disable-deep-relocation \
			-output ${LIVECDROOT}/${CDISONAME} \
			-eltorito-boot isolinux/isolinux.bin \
			-eltorito-catalog isolinux/boot.cat \
			-no-emul-boot \
			-boot-load-size 4 \
			-boot-info-table \
			-volid "${CDID}" \
			${CDISOROOT} #&> /dev/null
	popd
}

generate_dvd()
{
	echo Generating DVD Image ...
	install -d ${CDISOROOT}
	pushd ${CDISOROOT} &&
		growisofs -dvd-compat \
			-rock \
			-full-iso9660-filenames \
			-allow-leading-dots \
			-disable-deep-relocation \
			-output ${LIVECDROOT}/${CDISONAME} \
			-eltorito-boot isolinux/isolinux.bin \
			-eltorito-catalog isolinux/boot.cat \
			-no-emul-boot \
			-boot-load-size 4 \
			-boot-info-table \
			-volid "${CDID}" \
			${CDISOROOT} #&> /dev/null
	popd
}

enter_livecd()
{
	mount -t sysfs sysfs ${CDCHROOTDIR}/proc
	mount -t proc proc ${CDCHROOTDIR}/proc
	mount -o bind /dev ${CDCHROOTDIR}/dev

	chroot ${CDCHROOTDIR} \
		/usr/bin/env -i \
			HOME=/root \
			TERM=$TERM PS1='\u:\w\$ ' \
			PATH=/bin:/usr/bin:/sbin:/usr/sbin \
		/bin/bash -i
}

usage()
{
	echo "Usage: $(basename $0) [command] [profile] ..."
	echo
	echo "Commands:"
	echo "    bootstrap  - bootstraps the rootfs for the livecd"
	echo "    prepare    - prepare the rootfs to run from a livecd"
	echo "    rootfs     - generates the squashfs rootfs image"
	echo "    initrd     - generates a livecd suitable initrd"
	echo "    bootloader - installs the bootloader"
	echo "    isogen     - generate the final livecd iso image"
	echo "    dvdgen     - same as isogen but creates a dvd-image"
	echo "    all        - runs all tasks to get a livecd from zero"
	echo
	echo "    for example '$(basename $0) all default'"
	echo "    creates a livecd using the default profile."
	echo
}

# source profile config - overrides all other vars
[ -f ${PROFILES_DIR}/${CDPROFILE}/config ] && . ${PROFILES_DIR}/${CDPROFILE}/config

case $1 in
	bootstrap) bootstrap_system;;
	prepare) prepare_iso;;
	rootfs) generate_rootfs;;
	initrd) generate_initrd;;
	bootloader) install_bootloader;;
	isogen) generate_iso;;
	dvdgen) generate_dvd;;
	all)
		bootstrap_system
		prepare_iso
		generate_rootfs
		generate_initrd
		install_bootloader
		if [[ ${DEFINE_DVD} = 1 ]]
		then
			generate_dvd
		else
			generate_iso
		fi
		;;
	*|'') usage;;
esac
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) continue;;
56	*) die "custom_services: unkown command ${cmd}";;
57	esac
58
59	# add given services from profile
60	if [[ -n ${services} ]]
61	then
62	local i
63	for i in ${services}
64	do
65	MROOT="${CDCHROOTDIR}" rc-config ${cmd} ${i} \|\| die "rc ${cmd} ${i}"
66	done
67	fi
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) continue;;
86	*) die "custom_packages: unkown command ${cmd}";;
87	esac
88
89	if [[ -n ${packages} ]]
90	then
91
92	:> ${CDCHROOTDIR}/.installrc
93	local i
94	for i in ${packages}
95	do
96	add_initrc "mage install ${i}"
97	done
98	add_initrc "mage clean"
99
100	# now run the .installrc script
101	mount -t proc proc ${CDCHROOTDIR}/proc \|\| die "mount proc"
102	mount -t sysfs sysfs ${CDCHROOTDIR}/sys \|\| die "mount sys"
103	mount -o bind /dev ${CDCHROOTDIR}/dev \|\| die "mount dev"
104	chroot ${CDCHROOTDIR} /bin/bash -i /.installrc \|\| die "chr00ting"
105	umount ${CDCHROOTDIR}/dev \|\| die "umount dev"
106	umount ${CDCHROOTDIR}/proc \|\| die "umount proc"
107	umount ${CDCHROOTDIR}/sys \|\| die "umount sys"
108	[ -f ${CDCHROOTDIR}/.installrc ] && rm ${CDCHROOTDIR}/.installrc
109	fi
110	}
111
112	read_config()
113	{
114	local file="$1"
115	local pkg
116
117	( cat ${file}; echo ) \| while read pkg
118	do
119	case "${pkg}" in
120	\#*\|"") continue ;;
121	esac
122	echo "${pkg}"
123	done
124	}
125
126	prepare_iso()
127	{
128	echo Preparing LiveCD ISO Image ...
129
130	# fixes some issues with xfree/xorg xkb
131	if [ -L "${CDCHROOTDIR}/etc/X11/xkb" -a -d "/usr/X11R6/lib/X11/xkb" ]
132	then
133	rm ${CDCHROOTDIR}/etc/X11/xkb \|\| die
134	mv ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb ${CDCHROOTDIR}/etc/X11 \|\| die
135	ln -s ../../../../etc/X11/xkb ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb \|\| die
136	fi
137
138	install -m 0644 $(get_profile inittab) ${CDCHROOTDIR}/etc/inittab \|\| die
139	install -m 0644 $(get_profile fstab) ${CDCHROOTDIR}/etc/fstab \|\| die
140	install -m 0644 $(get_profile motd) ${CDCHROOTDIR}/etc/motd \|\| die
141	install -m 0644 $(get_profile issue) ${CDCHROOTDIR}/etc/issue \|\| die
142	echo "${CDHOSTNAME}" > ${CDCHROOTDIR}/etc/hostname \|\| die
143
144	echo Setting up services ...
145
146	# add hardware detection
147	MROOT="${CDCHROOTDIR}" rc-config add hwdetect \|\| die "rc add hwdetect"
148
149	# del checkfs
150	MROOT="${CDCHROOTDIR}" rc-config del checkfs \|\| die "rc del checkfs"
151
152	# add custom packages
153	[[ -n ${ADD_PACKAGES} ]] && custom_packages install "${ADD_PACKAGES}"
154	[ -f $(get_profile add_packages) ] && custom_packages install "$(read_config $(get_profile add_packages))"
155
156	# del custom packages
157	[[ -n ${DEL_PACKAGES} ]] && custom_packages uninstall "${DEL_PACKAGES}"
158	[ -f $(get_profile del_packages) ] && custom_packages uninstall "$(read_config $(get_profile del_packages))"
159
160	# add given services from profile
161	[[ -n ${ADD_SERVICES} ]] && custom_services add "${ADD_SERVICES}"
162	[ -f $(get_profile add_services) ] && custom_services add "$(read_config $(get_profile add_services))"
163
164	# del given services from profile
165	[[ -n ${DEL_SERVICES} ]] && custom_services del "${DEL_SERVICES}"
166	[ -f $(get_profile del_services) ] && custom_services del "$(read_config $(get_profile del_services))"
167
168	# setup default runlevel
169	[[ -n ${DEFAULT_RUNLEVEL} ]] && custom_services default "${DEFAULT_RUNLEVEL}"
170
171	if [ -f $(get_profile prepare_custom) ]
172	then
173	echo Running custom user script ...
174	source $(get_profile prepare_custom) \|\| die "running custom user script"
175	fi
176
177	echo Cleaning unwanted files ...
178	:> ${CDCHROOTDIR}/etc/mtab \|\| die "whiping /etc/mtab"
179	[ -f ${CDCHROOTDIR}/root/.bash_history ] && rm ${CDCHROOTDIR}/root/.bash_history
180	}
181
182	generate_rootfs()
183	{
184	echo Generating squashfs compressed rootfs loopfile ...
185	mksquashfs ${CDCHROOTDIR} ${LIVECDROOT}/livecdrootfs.sqsh #>/dev/null 2>&1
186
187	echo Moving rootfs loopfile to isoroot ...
188	install -d ${CDISOROOT}
189	mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}
190	}
191
192	install_bootloader()
193	{
194	echo Installing Bootloader ...
195
196	# iso linux binary
197	install -d ${CDISOROOT}/isolinux
198	install /usr/lib/mkinitrd/isolinux.bin ${CDISOROOT}/isolinux \|\| die
199
200	# kernel
201	local kimg="$(basename $(readlink ${CDCHROOTDIR}/boot/vmlinuz))"
202	install ${CDCHROOTDIR}/boot/${kimg} ${CDISOROOT}/isolinux/${CDKERNELNAME} \|\| die
203
204	install -m 0644 $(get_profile isolinux.cfg) ${CDISOROOT}/isolinux \|\| die
205	install -m 0644 $(get_profile boot.lss) ${CDISOROOT}/isolinux \|\| die
206	install -m 0644 $(get_profile boot.msg) ${CDISOROOT}/isolinux \|\| die
207	install -m 0644 $(get_profile help.msg) ${CDISOROOT}/isolinux \|\| die
208
209	return 0
210	}
211
212	generate_initrd()
213	{
214	local CHROOTSH="$(mktemp -p ${CDCHROOTDIR})"
215
216	echo Generating initrd image ...
217	echo '#!/bin/bash' > ${CHROOTSH} \|\| die
218	echo 'kv="$(readlink /boot/vmlinuz)"' >> ${CHROOTSH} \|\| die
219	echo 'kv="${kv/kernel-}/"' >> ${CHROOTSH} \|\| die
220	echo 'mkinitrd-livecd -f --initramfs /initrd.gz ${kv}' >> ${CHROOTSH} \|\| die
221	chmod +x ${CHROOTSH} \|\| die
222	chroot ${CDCHROOTDIR} /$(basename ${CHROOTSH}) \|\| die
223	[[ -f ${CHROOTSH} ]] && rm ${CHROOTSH} \|\| die
224
225	# move initrd to isoroot
226	install -d ${CDISOROOT}/isolinux \|\| die
227	mv ${CDCHROOTDIR}/initrd.gz ${CDISOROOT}/isolinux \|\| die
228	}
229
230	generate_iso()
231	{
232	echo Generating ISO Image ...
233	install -d ${CDISOROOT}
234	pushd ${CDISOROOT} &&
235	mkisofs -rock \
236	-full-iso9660-filenames \
237	-allow-leading-dots \
238	-disable-deep-relocation \
239	-output ${LIVECDROOT}/${CDISONAME} \
240	-eltorito-boot isolinux/isolinux.bin \
241	-eltorito-catalog isolinux/boot.cat \
242	-no-emul-boot \
243	-boot-load-size 4 \
244	-boot-info-table \
245	-volid "${CDID}" \
246	${CDISOROOT} #&> /dev/null
247	popd
248	}
249
250	generate_dvd()
251	{
252	echo Generating DVD Image ...
253	install -d ${CDISOROOT}
254	pushd ${CDISOROOT} &&
255	growisofs -dvd-compat \
256	-rock \
257	-full-iso9660-filenames \
258	-allow-leading-dots \
259	-disable-deep-relocation \
260	-output ${LIVECDROOT}/${CDISONAME} \
261	-eltorito-boot isolinux/isolinux.bin \
262	-eltorito-catalog isolinux/boot.cat \
263	-no-emul-boot \
264	-boot-load-size 4 \
265	-boot-info-table \
266	-volid "${CDID}" \
267	${CDISOROOT} #&> /dev/null
268	popd
269	}
270
271	enter_livecd()
272	{
273	mount -t sysfs sysfs ${CDCHROOTDIR}/proc
274	mount -t proc proc ${CDCHROOTDIR}/proc
275	mount -o bind /dev ${CDCHROOTDIR}/dev
276
277	chroot ${CDCHROOTDIR} \
278	/usr/bin/env -i \
279	HOME=/root \
280	TERM=$TERM PS1='\u:\w\$ ' \
281	PATH=/bin:/usr/bin:/sbin:/usr/sbin \
282	/bin/bash -i
283	}
284
285	usage()
286	{
287	echo "Usage: $(basename $0) [command] [profile] ..."
288	echo
289	echo "Commands:"
290	echo " bootstrap - bootstraps the rootfs for the livecd"
291	echo " prepare - prepare the rootfs to run from a livecd"
292	echo " rootfs - generates the squashfs rootfs image"
293	echo " initrd - generates a livecd suitable initrd"
294	echo " bootloader - installs the bootloader"
295	echo " isogen - generate the final livecd iso image"
296	echo " dvdgen - same as isogen but creates a dvd-image"
297	echo " all - runs all tasks to get a livecd from zero"
298	echo
299	echo " for example '$(basename $0) all default'"
300	echo " creates a livecd using the default profile."
301	echo
302	}
303
304	# source profile config - overrides all other vars
305	[ -f ${PROFILES_DIR}/${CDPROFILE}/config ] && . ${PROFILES_DIR}/${CDPROFILE}/config
306
307	case $1 in
308	bootstrap) bootstrap_system;;
309	prepare) prepare_iso;;
310	rootfs) generate_rootfs;;
311	initrd) generate_initrd;;
312	bootloader) install_bootloader;;
313	isogen) generate_iso;;
314	dvdgen) generate_dvd;;
315	all)
316	bootstrap_system
317	prepare_iso
318	generate_rootfs
319	generate_initrd
320	install_bootloader
321	if [[ ${DEFINE_DVD} = 1 ]]
322	then
323	generate_dvd
324	else
325	generate_iso
326	fi
327	;;
328	*\|'') usage;;
329	esac