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"

# get full path to isolinux.bin, may vary on multilib systems
if [[ -f /usr/share/syslinux/isolinux.bin ]]
then
	ISOLINUX_BIN=/usr/share/syslinux/isolinux.bin
elif [[ -f /usr/lib64/mkinitrd/isolinux.bin ]]
then
	ISOLINUX_BIN=/usr/lib64/mkinitrd/isolinux.bin
else
	ISOLINUX_BIN=/usr/lib/mkinitrd/isolinux.bin
fi

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}" \
		--update-tarball \
		|| die "bootstrapping toolchain"
}

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

	case ${cmd} in
		add|del|default|is-enabled)
			# add given services from profile
			if [[ -n ${services} ]]
			then
				local i
				for i in ${services}
				do
					# systemd
					if [[ -x ${CDCHROOTDIR}/bin/systemctl ]] || [[ -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
					then
						case ${cmd} in
							add) chroot ${CDCHROOTDIR} systemctl enable ${i} ;;
							del) chroot ${CDCHROOTDIR} systemctl disable ${i} ;;
							is-enabled) chroot ${CDCHROOTDIR} systemctl is-enabled ${i} ;;
							default)
								# convert targets
								case ${i} in
									2|3|multi-user) service="multi-user.target" ;;
									5|graphical) service="graphical.target" ;;
								esac
								chroot ${CDCHROOTDIR} systemctl enable ${i} ;;
						esac
					fi
					# busybox and sysvinit
					if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]] && [[ ! -x ${CDCHROOTDIR}/bin/systemctl ]]  && [[ ! -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
					then
						MROOT="${CDCHROOTDIR}" rc-config ${cmd} ${i} || die "rc ${cmd} ${i}"
					fi
				done
			fi
			;;
		*) die "custom_services: unkown command ${cmd}";;
	esac
}

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)
			if [[ -n ${packages} ]]
			then
				:> ${CDCHROOTDIR}/.installrc

				# respect proxies
				[[ -n ${http_proxy} ]] && add_initrc "export http_proxy=${http_proxy}"
				[[ -n ${ftp_proxy} ]] && add_initrc "export ftp_proxy=${ftp_proxy}"
				[[ -n ${no_proxy} ]] && add_initrc "export no_proxy=${no_proxy}"

				# do not auto-start any services!
				add_initrc "export MAGE_BOOTSTRAP=true"
				add_initrc 'die() { if [ $? -eq 1 ]; then echo "ERROR: $@"; exit 1; fi; }'

				local i
				for i in ${packages}
				do
					add_initrc "mage ${cmd} ${i} || die ${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
			;;
		*) die "custom_packages: unkown command ${cmd}";;
	esac
}

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 ]] &&
		[[ -d ${CDCHROOTDIR}/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

	# fix issues with >=dracut-014 which drops some default modules like livecd
	if [[ -x ${CDCHROOTDIR}/sbin/dracut ]] ||
		[[ -x ${CDCHROOTDIR}/usr/sbin/dracut ]] ||
		[[ -x ${CDCHROOTDIR}/usr/bin/dracut ]]
	then
		install -d ${CDCHROOTDIR}/etc/dracut.conf.d || die
		echo 'add_dracutmodules+=" dmsquash-live "' \
			> ${CDCHROOTDIR}/etc/dracut.conf.d/02-livecd.conf || die
	fi

	# only on sysvinit or busybox systems
	if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
	then
		install -m 0644 $(get_profile inittab) ${CDCHROOTDIR}/etc/inittab || die
	fi
	if [[ -x ${CDCHROOTDIR}/bin/systemctl ]] || [[ -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
	then
		# check lock group on systemd systems
		if [[ -z $(chroot ${CDCHROOTDIR} getent group lock) ]]
		then
			echo "adding missing group 'lock'"
			chroot ${CDCHROOTDIR} /usr/lib/mage/mgroupadd -o "-g 54" lock
		fi
		# dbus plugdev group
		if [[ -z $(chroot ${CDCHROOTDIR} getent group plugdev) ]]
		then
			echo "adding missing group 'plugdev'"
			chroot ${CDCHROOTDIR} /usr/lib/mage/mgroupadd -o "-g 302" plugdev
		fi
		# dbus messagebus group
		if [[ -z $(chroot ${CDCHROOTDIR} getent group messagebus) ]]
		then
			echo "adding missing group 'messagebus'"
			chroot ${CDCHROOTDIR} /usr/lib/mage/mgroupadd -o "-g 300" messagebus
		fi
		# dbus messagebus user
		if [[ -z $(chroot ${CDCHROOTDIR} getent passwd messagebus) ]]
		then
			echo "adding missing user 'messagebus'"
			chroot ${CDCHROOTDIR} /usr/lib/mage/museradd -o "-u 300 -g messagebus -d /dev/null -s /bin/false" messagebus
		fi
	fi
	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
	install -m 0644 $(get_profile net.eth0) ${CDCHROOTDIR}/etc/conf.d/net.eth0 || die
	echo "${CDHOSTNAME}" > ${CDCHROOTDIR}/etc/hostname || die
	install -d ${CDCHROOTDIR}/mnt/magellan || die

	echo Setting up services ...

	# install systemd default services 
	if [[ -x ${CDCHROOTDIR}/bin/systemctl ]]
	then
		# install tmpfs /tmp and /var/tmp
		install -m 0644 $(get_profile tmp.mount) ${CDCHROOTDIR}/lib/systemd/system/ || die
		install -m 0644 $(get_profile var-tmp.mount) ${CDCHROOTDIR}/lib/systemd/system/ || die
		# enable them
		ln -snf ../tmp.mount ${CDCHROOTDIR}/lib/systemd/system/local-fs.target.wants/tmp.mount || die
		ln -snf ../var-tmp.mount ${CDCHROOTDIR}/lib/systemd/system/local-fs.target.wants/var-tmp.mount || die
	fi
	# newer systemd goes to /usr/lib
	if [[ -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
	then
		# install tmpfs /tmp and /var/tmp
		install -m 0644 $(get_profile tmp.mount) ${CDCHROOTDIR}/usr/lib/systemd/system/ || die
		install -m 0644 $(get_profile var-tmp.mount) ${CDCHROOTDIR}/usr/lib/systemd/system/ || die
		# enable them
		ln -snf ../tmp.mount ${CDCHROOTDIR}/usr/lib/systemd/system/local-fs.target.wants/tmp.mount || die
		ln -snf ../var-tmp.mount ${CDCHROOTDIR}/usr/lib/systemd/system/local-fs.target.wants/var-tmp.mount || die
	fi

	if [[ -x ${CDCHROOTDIR}/bin/systemctl ]] || [[ -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
	then
		install -m 0644 $(get_profile getty) ${CDCHROOTDIR}/etc/conf.d/getty || die

		custom_services add getty@tty1.service
		custom_services add remote-fs.target
		# disable readahead
		custom_services is-enabled systemd-readahead-replay.service && 	custom_services del systemd-readahead-replay.service
		custom_services is-enabled systemd-readahead-collect.service && custom_services del systemd-readahead-collect.service
	fi

#	# add hardware detection
#	if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
#	then
#		MROOT="${CDCHROOTDIR}" rc-config add hwdetect || die "rc add hwdetect"
#	fi

	# del checkfs
	if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
	then
		MROOT="${CDCHROOTDIR}" rc-config del checkfs || die "rc del checkfs"
	fi

	# 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 ...
	# do this only if not a symlink!
	if [[ ! -L ${CDCHROOTDIR}/etc/mtab ]]
	then
		:> ${CDCHROOTDIR}/etc/mtab || die "whiping /etc/mtab"
	fi
	[ -f ${CDCHROOTDIR}/root/.bash_history ] && rm ${CDCHROOTDIR}/root/.bash_history
}

generate_rootfs()
{
	local loopdev
	local size

	if [ -f ${LIVECDROOT}/loop/LiveOS/ext3fs.img ]
	then
		rm ${LIVECDROOT}/loop/LiveOS/ext3fs.img || die
	fi
	if [ -f ${CDISOROOT}/LiveOS/squashfs.img ]
	then
		rm ${CDISOROOT}/LiveOS/squashfs.img
	fi
	if [ -f ${CDISOROOT}/livecdrootfs.sqsh ]
	then
		rm ${CDISOROOT}/livecdrootfs.sqsh
	fi

	echo Generating squashfs compressed rootfs loopfile ...
	if [[ -x ${CDCHROOTDIR}/sbin/dracut ]] ||
		[[ -x ${CDCHROOTDIR}/usr/sbin/dracut ]] ||
		[[ -x ${CDCHROOTDIR}/usr/bin/dracut ]]
	then
		install -d ${LIVECDROOT}/loop/{LiveOS,mnt} || die

		# get the actual size of the chroot
		size=$(du -s ${LIVECDROOT}/chroot | sed 's:^\(.*\)[[:space:]].*:\1:')

		# generate a ext3fs file for devicemapper
		dd if=/dev/zero of=${LIVECDROOT}/loop/LiveOS/ext3fs.img bs=1024 count=$(( ${size} + 10 )) || die
		# create a filesystem
		mkfs.ext3 -L "_${CDID}_EXT3" -m 1 -b 1024 -F ${LIVECDROOT}/loop/LiveOS/ext3fs.img || die
		# set mount_counts and check_intervals to 0
		# set dir_index top, to speed up thing with hashed b-trees
		# allow acls too
		tune2fs -c0 -i0 -Odir_index -ouser_xattr,acl ${LIVECDROOT}/loop/LiveOS/ext3fs.img || die

		# losetup the device
		loopdev=$(losetup -f)
		[[ -z ${loopdev} ]] && die "No unused loopdev found. Maybe you want 'modprobe loop'?"

		# mount the image
		losetup ${loopdev} ${LIVECDROOT}/loop/LiveOS/ext3fs.img || die
		mount ${loopdev} ${LIVECDROOT}/loop/mnt || die

		# copy everything to the image file and preserve permissions
		( cd ${CDCHROOTDIR} && tar cpf - . ) | ( cd ${LIVECDROOT}/loop/mnt && tar xvpf - )
		sleep 3

		# now umount everything and create the squashfs image
		umount ${LIVECDROOT}/loop/mnt || die
		losetup -d ${loopdev} || die
		# remove mount to not ending up in the squashfs image
		if [[ -d ${LIVECDROOT}/loop/mnt ]]
		then
			rm -r ${LIVECDROOT}/loop/mnt || die
		fi
		mksquashfs ${LIVECDROOT}/loop ${LIVECDROOT}/livecdrootfs.sqsh || die

		# final cleanup
		if [[ -d ${LIVECDROOT}/loop ]]
		then
			rm -r ${LIVECDROOT}/loop || die
		fi
	else
		mksquashfs ${CDCHROOTDIR} ${LIVECDROOT}/livecdrootfs.sqsh || die
	fi

	echo Moving rootfs loopfile to isoroot ...
	install -d ${CDISOROOT}
	if [[ -x ${CDCHROOTDIR}/sbin/dracut ]] ||
		[[ -x ${CDCHROOTDIR}/usr/sbin/dracut ]] ||
		[[ -x ${CDCHROOTDIR}/usr/bin/dracut ]]
	then
		install -d ${CDISOROOT}/LiveOS
		mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}/LiveOS/squashfs.img
	else
		mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}
	fi
}

install_bootloader()
{
	echo Installing Bootloader ...

	# iso linux binary
	install -d ${CDISOROOT}/isolinux
	install ${ISOLINUX_BIN} ${CDISOROOT}/isolinux || die

	# kernel
	# support kernel installations without symlinks
	if [ -L ${CDCHROOTDIR}/boot/vmlinuz ]
	then
		local kimg="$(basename $(readlink ${CDCHROOTDIR}/boot/vmlinuz))"
	else
		local kimg="$(find ${CDCHROOTDIR}/boot -name kernel-\* -printf '%f\n')"
	fi
	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
	# support the new layout too
	if [[ -f $(get_profile index.msg) ]]
	then
		install -m 0644 $(get_profile index.msg) ${CDISOROOT}/isolinux || die
	fi
	if [[ -f $(get_profile debug.msg) ]]
	then
		install -m 0644 $(get_profile debug.msg) ${CDISOROOT}/isolinux || die
	fi

	return 0
}

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

	is_loc_mounted "${CDCHROOTDIR}/sys" || mount -t sysfs sysfs ${CDCHROOTDIR}/sys
	is_loc_mounted "${CDCHROOTDIR}/proc" || mount -t proc proc ${CDCHROOTDIR}/proc
	is_loc_mounted "${CDCHROOTDIR}/dev" || mount -o bind /dev ${CDCHROOTDIR}/dev

	echo Generating initrd image ...
	echo '#!/bin/bash' > ${CHROOTSH} || die
	echo 'export LC_ALL=C' >> ${CHROOTSH} || die
	# support kernel installations without symlinks
	if [ -L ${CDCHROOTDIR}/boot/vmlinuz ]
	then
		echo 'kv="$(readlink /boot/vmlinuz)"' >> ${CHROOTSH} || die
	else
		echo "kv=\$(find /boot -name kernel-\* -printf '%f\n')" >> ${CHROOTSH} || die
	fi
	echo 'kv="${kv/kernel-/}"' >> ${CHROOTSH} || die
	# prefer dracut
	echo 'if [[ -x /sbin/dracut ]] || [[ -x /usr/sbin/dracut ]] || [[ -x /usr/bin/dracut ]]' >> ${CHROOTSH} || die
	echo 'then' >> ${CHROOTSH} || die
	echo '	dracut -v -f /initrd.gz ${kv}' >> ${CHROOTSH} || die
	echo 'else' >> ${CHROOTSH} || die
	echo '	mkinitrd-livecd -f --initramfs /initrd.gz ${kv}' >> ${CHROOTSH} || die
	echo 'fi' >> ${CHROOTSH} || die
	chmod +x ${CHROOTSH} || die
	chroot ${CDCHROOTDIR} /$(basename ${CHROOTSH}) || die
	[[ -f ${CHROOTSH} ]] && rm ${CHROOTSH} || die

	is_loc_mounted "${CDCHROOTDIR}/dev" && umount ${CDCHROOTDIR}/dev
	is_loc_mounted "${CDCHROOTDIR}/proc" && umount ${CDCHROOTDIR}/proc
	is_loc_mounted "${CDCHROOTDIR}/sys" && umount ${CDCHROOTDIR}/sys

	# 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
}

enter_livecd()
{
	is_loc_mounted "${CDCHROOTDIR}/sys" || mount -t sysfs sysfs ${CDCHROOTDIR}/sys
	is_loc_mounted "${CDCHROOTDIR}/proc" || mount -t proc proc ${CDCHROOTDIR}/proc
	is_loc_mounted "${CDCHROOTDIR}/dev" || 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 \
			http_proxy=${http_proxy} \
			ftp_proxy=${ftp_proxy} \
			no_proxy=${no_proxy} \
		/bin/bash -i

	is_loc_mounted "${CDCHROOTDIR}/dev" && umount ${CDCHROOTDIR}/dev
	is_loc_mounted "${CDCHROOTDIR}/proc" && umount ${CDCHROOTDIR}/proc
	is_loc_mounted "${CDCHROOTDIR}/sys" && umount ${CDCHROOTDIR}/sys
}

is_loc_mounted()
{
	local filesys
	local i
	filesys=$1

	i="$(cat /proc/mounts | grep " ${filesys} " | cut -d ' ' -f2)"
	[[ ${i} != ${filesys} ]] && return 1

	return 0
}

trap_exit()
{
	is_loc_mounted "${CDCHROOTDIR}/dev" && umount ${CDCHROOTDIR}/dev
	is_loc_mounted "${CDCHROOTDIR}/proc" && umount ${CDCHROOTDIR}/proc
	is_loc_mounted "${CDCHROOTDIR}/sys" && umount ${CDCHROOTDIR}/sys
}

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

# set some proper traps
trap "trap_exit" SIGINT SIGQUIT

# 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;;
	all)
		bootstrap_system
		prepare_iso
		generate_rootfs
		generate_initrd
		install_bootloader
		generate_iso
		;;
	enter) enter_livecd ;;
	*|'') usage;;
esac
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	1422	# get full path to isolinux.bin, may vary on multilib systems
23			if [[ -f /usr/share/syslinux/isolinux.bin ]]
24	niro	1402	then
25	niro	1422	ISOLINUX_BIN=/usr/share/syslinux/isolinux.bin
26			elif [[ -f /usr/lib64/mkinitrd/isolinux.bin ]]
27			then
28	niro	1402	ISOLINUX_BIN=/usr/lib64/mkinitrd/isolinux.bin
29			else
30			ISOLINUX_BIN=/usr/lib/mkinitrd/isolinux.bin
31			fi
32
33	niro	346	die() { echo "ERROR: $@"; exit 1; }
34
35			# get_profile $filename
36			get_profile()
37			{
38			local file="$1"
39
40			if [[ -z ${file} ]] \|\| [[ ! -e ${PROFILES_DIR}/${CDPROFILE}/${file} ]]
41			then
42			echo "${GLOBAL_PROFILE}/${file}"
43			return 0
44			fi
45
46			echo "${PROFILES_DIR}/${CDPROFILE}/${file}"
47			}
48
49			bootstrap_system()
50			{
51			mage-bootstrap \
52			--root "${CDCHROOTDIR}" \
53			--magerc "${MAGERC}" \
54			--profile "${MAGE_PROFILE}" \
55			--toolchain "${TOOLCHAIN}" \
56			--basesystem "${BASESYSTEM}" \
57	niro	2098	--update-tarball \
58	niro	346	\|\| die "bootstrapping toolchain"
59			}
60
61	niro	360	custom_services()
62			{
63			local cmd="$1"
64			local services="$2"
65	niro	1403	local systemdcmd
66	niro	360
67			case ${cmd} in
68	niro	2319	add\|del\|default\|is-enabled)
69	niro	471	# add given services from profile
70			if [[ -n ${services} ]]
71			then
72			local i
73			for i in ${services}
74			do
75	niro	1403	# systemd
76	niro	1821	if [[ -x ${CDCHROOTDIR}/bin/systemctl ]] \|\| [[ -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
77	niro	1403	then
78			case ${cmd} in
79			add) chroot ${CDCHROOTDIR} systemctl enable ${i} ;;
80			del) chroot ${CDCHROOTDIR} systemctl disable ${i} ;;
81	niro	2319	is-enabled) chroot ${CDCHROOTDIR} systemctl is-enabled ${i} ;;
82	niro	1531	default)
83			# convert targets
84			case ${i} in
85	niro	1821	2\|3\|multi-user) service="multi-user.target" ;;
86			5\|graphical) service="graphical.target" ;;
87	niro	1531	esac
88			chroot ${CDCHROOTDIR} systemctl enable ${i} ;;
89	niro	1403	esac
90			fi
91			# busybox and sysvinit
92	niro	1821	if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]] && [[ ! -x ${CDCHROOTDIR}/bin/systemctl ]] && [[ ! -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
93	niro	1403	then
94			MROOT="${CDCHROOTDIR}" rc-config ${cmd} ${i} \|\| die "rc ${cmd} ${i}"
95			fi
96	niro	471	done
97			fi
98			;;
99	niro	360	*) die "custom_services: unkown command ${cmd}";;
100			esac
101			}
102
103			add_initrc()
104			{
105			local var="$1"
106
107			# sanity checks
108	niro	473	[[ -z ${CDCHROOTDIR} ]] && die "\$CDCHROOTDIR not given."
109	niro	360	echo "${var}" >> ${CDCHROOTDIR}/.installrc \|\| die "add_initrc() adding \$var"
110			}
111
112			custom_packages()
113			{
114			local cmd="$1"
115			local packages="$2"
116
117			case ${cmd} in
118	niro	471	install\|uninstall)
119			if [[ -n ${packages} ]]
120			then
121			:> ${CDCHROOTDIR}/.installrc
122	niro	472
123			# respect proxies
124			[[ -n ${http_proxy} ]] && add_initrc "export http_proxy=${http_proxy}"
125			[[ -n ${ftp_proxy} ]] && add_initrc "export ftp_proxy=${ftp_proxy}"
126			[[ -n ${no_proxy} ]] && add_initrc "export no_proxy=${no_proxy}"
127
128	niro	580	# do not auto-start any services!
129			add_initrc "export MAGE_BOOTSTRAP=true"
130	niro	863	add_initrc 'die() { if [ $? -eq 1 ]; then echo "ERROR: $@"; exit 1; fi; }'
131	niro	580
132	niro	471	local i
133			for i in ${packages}
134			do
135	niro	863	add_initrc "mage ${cmd} ${i} \|\| die ${i}"
136	niro	471	done
137			add_initrc "mage clean"
138
139			# now run the .installrc script
140			mount -t proc proc ${CDCHROOTDIR}/proc \|\| die "mount proc"
141			mount -t sysfs sysfs ${CDCHROOTDIR}/sys \|\| die "mount sys"
142			mount -o bind /dev ${CDCHROOTDIR}/dev \|\| die "mount dev"
143			chroot ${CDCHROOTDIR} /bin/bash -i /.installrc \|\| die "chr00ting"
144			umount ${CDCHROOTDIR}/dev \|\| die "umount dev"
145			umount ${CDCHROOTDIR}/proc \|\| die "umount proc"
146			umount ${CDCHROOTDIR}/sys \|\| die "umount sys"
147			[ -f ${CDCHROOTDIR}/.installrc ] && rm ${CDCHROOTDIR}/.installrc
148			fi
149			;;
150	niro	360	*) die "custom_packages: unkown command ${cmd}";;
151			esac
152			}
153
154			read_config()
155			{
156			local file="$1"
157			local pkg
158
159			( cat ${file}; echo ) \| while read pkg
160			do
161			case "${pkg}" in
162			\#*\|"") continue ;;
163			esac
164			echo "${pkg}"
165			done
166			}
167
168	niro	346	prepare_iso()
169			{
170			echo Preparing LiveCD ISO Image ...
171
172			# fixes some issues with xfree/xorg xkb
173	niro	1821	if [[ -L ${CDCHROOTDIR}/etc/X11/xkb ]] &&
174			[[ -d ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb ]]
175	niro	346	then
176			rm ${CDCHROOTDIR}/etc/X11/xkb \|\| die
177			mv ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb ${CDCHROOTDIR}/etc/X11 \|\| die
178			ln -s ../../../../etc/X11/xkb ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb \|\| die
179			fi
180
181	niro	1821	# fix issues with >=dracut-014 which drops some default modules like livecd
182			if [[ -x ${CDCHROOTDIR}/sbin/dracut ]] \|\|
183			[[ -x ${CDCHROOTDIR}/usr/sbin/dracut ]] \|\|
184			[[ -x ${CDCHROOTDIR}/usr/bin/dracut ]]
185			then
186			install -d ${CDCHROOTDIR}/etc/dracut.conf.d \|\| die
187			echo 'add_dracutmodules+=" dmsquash-live "' \
188			> ${CDCHROOTDIR}/etc/dracut.conf.d/02-livecd.conf \|\| die
189			fi
190
191	niro	1403	# only on sysvinit or busybox systems
192			if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
193			then
194			install -m 0644 $(get_profile inittab) ${CDCHROOTDIR}/etc/inittab \|\| die
195			fi
196	niro	1821	if [[ -x ${CDCHROOTDIR}/bin/systemctl ]] \|\| [[ -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
197	niro	1446	then
198	niro	1531	# check lock group on systemd systems
199	niro	1446	if [[ -z $(chroot ${CDCHROOTDIR} getent group lock) ]]
200			then
201	niro	1531	echo "adding missing group 'lock'"
202	niro	2122	chroot ${CDCHROOTDIR} /usr/lib/mage/mgroupadd -o "-g 54" lock
203	niro	1446	fi
204	niro	1531	# dbus plugdev group
205			if [[ -z $(chroot ${CDCHROOTDIR} getent group plugdev) ]]
206			then
207			echo "adding missing group 'plugdev'"
208	niro	2122	chroot ${CDCHROOTDIR} /usr/lib/mage/mgroupadd -o "-g 302" plugdev
209	niro	1531	fi
210			# dbus messagebus group
211			if [[ -z $(chroot ${CDCHROOTDIR} getent group messagebus) ]]
212			then
213			echo "adding missing group 'messagebus'"
214	niro	2122	chroot ${CDCHROOTDIR} /usr/lib/mage/mgroupadd -o "-g 300" messagebus
215	niro	1531	fi
216			# dbus messagebus user
217			if [[ -z $(chroot ${CDCHROOTDIR} getent passwd messagebus) ]]
218			then
219			echo "adding missing user 'messagebus'"
220	niro	2122	chroot ${CDCHROOTDIR} /usr/lib/mage/museradd -o "-u 300 -g messagebus -d /dev/null -s /bin/false" messagebus
221	niro	1531	fi
222	niro	1446	fi
223	niro	346	install -m 0644 $(get_profile fstab) ${CDCHROOTDIR}/etc/fstab \|\| die
224			install -m 0644 $(get_profile motd) ${CDCHROOTDIR}/etc/motd \|\| die
225			install -m 0644 $(get_profile issue) ${CDCHROOTDIR}/etc/issue \|\| die
226	niro	712	install -m 0644 $(get_profile net.eth0) ${CDCHROOTDIR}/etc/conf.d/net.eth0 \|\| die
227	niro	346	echo "${CDHOSTNAME}" > ${CDCHROOTDIR}/etc/hostname \|\| die
228	niro	1821	install -d ${CDCHROOTDIR}/mnt/magellan \|\| die
229	niro	346
230			echo Setting up services ...
231
232	niro	1531	# install systemd default services
233			if [[ -x ${CDCHROOTDIR}/bin/systemctl ]]
234			then
235			# install tmpfs /tmp and /var/tmp
236			install -m 0644 $(get_profile tmp.mount) ${CDCHROOTDIR}/lib/systemd/system/ \|\| die
237			install -m 0644 $(get_profile var-tmp.mount) ${CDCHROOTDIR}/lib/systemd/system/ \|\| die
238			# enable them
239			ln -snf ../tmp.mount ${CDCHROOTDIR}/lib/systemd/system/local-fs.target.wants/tmp.mount \|\| die
240			ln -snf ../var-tmp.mount ${CDCHROOTDIR}/lib/systemd/system/local-fs.target.wants/var-tmp.mount \|\| die
241	niro	1821	fi
242			# newer systemd goes to /usr/lib
243			if [[ -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
244			then
245			# install tmpfs /tmp and /var/tmp
246			install -m 0644 $(get_profile tmp.mount) ${CDCHROOTDIR}/usr/lib/systemd/system/ \|\| die
247			install -m 0644 $(get_profile var-tmp.mount) ${CDCHROOTDIR}/usr/lib/systemd/system/ \|\| die
248			# enable them
249			ln -snf ../tmp.mount ${CDCHROOTDIR}/usr/lib/systemd/system/local-fs.target.wants/tmp.mount \|\| die
250			ln -snf ../var-tmp.mount ${CDCHROOTDIR}/usr/lib/systemd/system/local-fs.target.wants/var-tmp.mount \|\| die
251			fi
252	niro	1531
253	niro	1821	if [[ -x ${CDCHROOTDIR}/bin/systemctl ]] \|\| [[ -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
254			then
255	niro	1531	install -m 0644 $(get_profile getty) ${CDCHROOTDIR}/etc/conf.d/getty \|\| die
256
257	niro	2316	custom_services add getty@tty1.service
258	niro	1531	custom_services add remote-fs.target
259			# disable readahead
260	niro	2319	custom_services is-enabled systemd-readahead-replay.service && custom_services del systemd-readahead-replay.service
261			custom_services is-enabled systemd-readahead-collect.service && custom_services del systemd-readahead-collect.service
262	niro	1531	fi
263
264	niro	978	# # add hardware detection
265	niro	1403	# if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
266			# then
267			# MROOT="${CDCHROOTDIR}" rc-config add hwdetect \|\| die "rc add hwdetect"
268			# fi
269	niro	346
270			# del checkfs
271	niro	1403	if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
272			then
273			MROOT="${CDCHROOTDIR}" rc-config del checkfs \|\| die "rc del checkfs"
274			fi
275	niro	346
276	niro	360	# add custom packages
277			[[ -n ${ADD_PACKAGES} ]] && custom_packages install "${ADD_PACKAGES}"
278			[ -f $(get_profile add_packages) ] && custom_packages install "$(read_config $(get_profile add_packages))"
279
280			# del custom packages
281			[[ -n ${DEL_PACKAGES} ]] && custom_packages uninstall "${DEL_PACKAGES}"
282			[ -f $(get_profile del_packages) ] && custom_packages uninstall "$(read_config $(get_profile del_packages))"
283
284			# add given services from profile
285			[[ -n ${ADD_SERVICES} ]] && custom_services add "${ADD_SERVICES}"
286			[ -f $(get_profile add_services) ] && custom_services add "$(read_config $(get_profile add_services))"
287
288			# del given services from profile
289			[[ -n ${DEL_SERVICES} ]] && custom_services del "${DEL_SERVICES}"
290			[ -f $(get_profile del_services) ] && custom_services del "$(read_config $(get_profile del_services))"
291
292			# setup default runlevel
293			[[ -n ${DEFAULT_RUNLEVEL} ]] && custom_services default "${DEFAULT_RUNLEVEL}"
294
295			if [ -f $(get_profile prepare_custom) ]
296			then
297			echo Running custom user script ...
298			source $(get_profile prepare_custom) \|\| die "running custom user script"
299			fi
300
301	niro	346	echo Cleaning unwanted files ...
302	niro	1403	# do this only if not a symlink!
303			if [[ ! -L ${CDCHROOTDIR}/etc/mtab ]]
304			then
305			:> ${CDCHROOTDIR}/etc/mtab \|\| die "whiping /etc/mtab"
306			fi
307	niro	360	[ -f ${CDCHROOTDIR}/root/.bash_history ] && rm ${CDCHROOTDIR}/root/.bash_history
308	niro	346	}
309
310			generate_rootfs()
311			{
312	niro	1403	local loopdev
313			local size
314
315			if [ -f ${LIVECDROOT}/loop/LiveOS/ext3fs.img ]
316			then
317			rm ${LIVECDROOT}/loop/LiveOS/ext3fs.img \|\| die
318			fi
319			if [ -f ${CDISOROOT}/LiveOS/squashfs.img ]
320			then
321			rm ${CDISOROOT}/LiveOS/squashfs.img
322			fi
323			if [ -f ${CDISOROOT}/livecdrootfs.sqsh ]
324			then
325			rm ${CDISOROOT}/livecdrootfs.sqsh
326			fi
327
328	niro	346	echo Generating squashfs compressed rootfs loopfile ...
329	niro	1821	if [[ -x ${CDCHROOTDIR}/sbin/dracut ]] \|\|
330			[[ -x ${CDCHROOTDIR}/usr/sbin/dracut ]] \|\|
331			[[ -x ${CDCHROOTDIR}/usr/bin/dracut ]]
332	niro	1403	then
333			install -d ${LIVECDROOT}/loop/{LiveOS,mnt} \|\| die
334	niro	346
335	niro	1403	# get the actual size of the chroot
336	niro	1531	size=$(du -s ${LIVECDROOT}/chroot \| sed 's:^\(.\)[[:space:]].:\1:')
337	niro	1403
338			# generate a ext3fs file for devicemapper
339			dd if=/dev/zero of=${LIVECDROOT}/loop/LiveOS/ext3fs.img bs=1024 count=$(( ${size} + 10 )) \|\| die
340			# create a filesystem
341			mkfs.ext3 -L "_${CDID}_EXT3" -m 1 -b 1024 -F ${LIVECDROOT}/loop/LiveOS/ext3fs.img \|\| die
342			# set mount_counts and check_intervals to 0
343			# set dir_index top, to speed up thing with hashed b-trees
344			# allow acls too
345			tune2fs -c0 -i0 -Odir_index -ouser_xattr,acl ${LIVECDROOT}/loop/LiveOS/ext3fs.img \|\| die
346
347			# losetup the device
348			loopdev=$(losetup -f)
349			[[ -z ${loopdev} ]] && die "No unused loopdev found. Maybe you want 'modprobe loop'?"
350
351			# mount the image
352			losetup ${loopdev} ${LIVECDROOT}/loop/LiveOS/ext3fs.img \|\| die
353			mount ${loopdev} ${LIVECDROOT}/loop/mnt \|\| die
354
355			# copy everything to the image file and preserve permissions
356			( cd ${CDCHROOTDIR} && tar cpf - . ) \| ( cd ${LIVECDROOT}/loop/mnt && tar xvpf - )
357	niro	2099	sleep 3
358	niro	1403
359			# now umount everything and create the squashfs image
360			umount ${LIVECDROOT}/loop/mnt \|\| die
361			losetup -d ${loopdev} \|\| die
362			# remove mount to not ending up in the squashfs image
363			if [[ -d ${LIVECDROOT}/loop/mnt ]]
364			then
365			rm -r ${LIVECDROOT}/loop/mnt \|\| die
366			fi
367			mksquashfs ${LIVECDROOT}/loop ${LIVECDROOT}/livecdrootfs.sqsh \|\| die
368
369			# final cleanup
370			if [[ -d ${LIVECDROOT}/loop ]]
371			then
372			rm -r ${LIVECDROOT}/loop \|\| die
373			fi
374			else
375			mksquashfs ${CDCHROOTDIR} ${LIVECDROOT}/livecdrootfs.sqsh \|\| die
376			fi
377
378	niro	346	echo Moving rootfs loopfile to isoroot ...
379			install -d ${CDISOROOT}
380	niro	1821	if [[ -x ${CDCHROOTDIR}/sbin/dracut ]] \|\|
381			[[ -x ${CDCHROOTDIR}/usr/sbin/dracut ]] \|\|
382			[[ -x ${CDCHROOTDIR}/usr/bin/dracut ]]
383	niro	1403	then
384			install -d ${CDISOROOT}/LiveOS
385			mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}/LiveOS/squashfs.img
386			else
387			mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}
388			fi
389	niro	346	}
390
391			install_bootloader()
392			{
393			echo Installing Bootloader ...
394
395			# iso linux binary
396			install -d ${CDISOROOT}/isolinux
397	niro	1402	install ${ISOLINUX_BIN} ${CDISOROOT}/isolinux \|\| die
398	niro	346
399			# kernel
400	niro	2123	# support kernel installations without symlinks
401			if [ -L ${CDCHROOTDIR}/boot/vmlinuz ]
402			then
403			local kimg="$(basename $(readlink ${CDCHROOTDIR}/boot/vmlinuz))"
404			else
405			local kimg="$(find ${CDCHROOTDIR}/boot -name kernel-\* -printf '%f\n')"
406			fi
407	niro	346	install ${CDCHROOTDIR}/boot/${kimg} ${CDISOROOT}/isolinux/${CDKERNELNAME} \|\| die
408
409			install -m 0644 $(get_profile isolinux.cfg) ${CDISOROOT}/isolinux \|\| die
410			install -m 0644 $(get_profile boot.lss) ${CDISOROOT}/isolinux \|\| die
411			install -m 0644 $(get_profile boot.msg) ${CDISOROOT}/isolinux \|\| die
412			install -m 0644 $(get_profile help.msg) ${CDISOROOT}/isolinux \|\| die
413	niro	1531	# support the new layout too
414			if [[ -f $(get_profile index.msg) ]]
415			then
416			install -m 0644 $(get_profile index.msg) ${CDISOROOT}/isolinux \|\| die
417			fi
418			if [[ -f $(get_profile debug.msg) ]]
419			then
420			install -m 0644 $(get_profile debug.msg) ${CDISOROOT}/isolinux \|\| die
421			fi
422	niro	346
423			return 0
424			}
425
426			generate_initrd()
427			{
428			local CHROOTSH="$(mktemp -p ${CDCHROOTDIR})"
429
430	niro	1403	is_loc_mounted "${CDCHROOTDIR}/sys" \|\| mount -t sysfs sysfs ${CDCHROOTDIR}/sys
431			is_loc_mounted "${CDCHROOTDIR}/proc" \|\| mount -t proc proc ${CDCHROOTDIR}/proc
432			is_loc_mounted "${CDCHROOTDIR}/dev" \|\| mount -o bind /dev ${CDCHROOTDIR}/dev
433
434	niro	346	echo Generating initrd image ...
435			echo '#!/bin/bash' > ${CHROOTSH} \|\| die
436	niro	1403	echo 'export LC_ALL=C' >> ${CHROOTSH} \|\| die
437	niro	2123	# support kernel installations without symlinks
438			if [ -L ${CDCHROOTDIR}/boot/vmlinuz ]
439			then
440			echo 'kv="$(readlink /boot/vmlinuz)"' >> ${CHROOTSH} \|\| die
441			else
442			echo "kv=\$(find /boot -name kernel-\* -printf '%f\n')" >> ${CHROOTSH} \|\| die
443			fi
444			echo 'kv="${kv/kernel-/}"' >> ${CHROOTSH} \|\| die
445	niro	1403	# prefer dracut
446	niro	1821	echo 'if [[ -x /sbin/dracut ]] \|\| [[ -x /usr/sbin/dracut ]] \|\| [[ -x /usr/bin/dracut ]]' >> ${CHROOTSH} \|\| die
447	niro	1403	echo 'then' >> ${CHROOTSH} \|\| die
448			echo ' dracut -v -f /initrd.gz ${kv}' >> ${CHROOTSH} \|\| die
449			echo 'else' >> ${CHROOTSH} \|\| die
450			echo ' mkinitrd-livecd -f --initramfs /initrd.gz ${kv}' >> ${CHROOTSH} \|\| die
451			echo 'fi' >> ${CHROOTSH} \|\| die
452	niro	346	chmod +x ${CHROOTSH} \|\| die
453			chroot ${CDCHROOTDIR} /$(basename ${CHROOTSH}) \|\| die
454			[[ -f ${CHROOTSH} ]] && rm ${CHROOTSH} \|\| die
455
456	niro	1403	is_loc_mounted "${CDCHROOTDIR}/dev" && umount ${CDCHROOTDIR}/dev
457			is_loc_mounted "${CDCHROOTDIR}/proc" && umount ${CDCHROOTDIR}/proc
458			is_loc_mounted "${CDCHROOTDIR}/sys" && umount ${CDCHROOTDIR}/sys
459
460	niro	346	# move initrd to isoroot
461			install -d ${CDISOROOT}/isolinux \|\| die
462			mv ${CDCHROOTDIR}/initrd.gz ${CDISOROOT}/isolinux \|\| die
463			}
464
465			generate_iso()
466			{
467			echo Generating ISO Image ...
468			install -d ${CDISOROOT}
469			pushd ${CDISOROOT} &&
470			mkisofs -rock \
471			-full-iso9660-filenames \
472			-allow-leading-dots \
473			-disable-deep-relocation \
474			-output ${LIVECDROOT}/${CDISONAME} \
475			-eltorito-boot isolinux/isolinux.bin \
476			-eltorito-catalog isolinux/boot.cat \
477			-no-emul-boot \
478			-boot-load-size 4 \
479			-boot-info-table \
480			-volid "${CDID}" \
481			${CDISOROOT} #&> /dev/null
482			popd
483			}
484
485			enter_livecd()
486			{
487	niro	1403	is_loc_mounted "${CDCHROOTDIR}/sys" \|\| mount -t sysfs sysfs ${CDCHROOTDIR}/sys
488			is_loc_mounted "${CDCHROOTDIR}/proc" \|\| mount -t proc proc ${CDCHROOTDIR}/proc
489			is_loc_mounted "${CDCHROOTDIR}/dev" \|\| mount -o bind /dev ${CDCHROOTDIR}/dev
490	niro	346
491			chroot ${CDCHROOTDIR} \
492			/usr/bin/env -i \
493			HOME=/root \
494			TERM=$TERM PS1='\u:\w\$ ' \
495			PATH=/bin:/usr/bin:/sbin:/usr/sbin \
496	niro	472	http_proxy=${http_proxy} \
497			ftp_proxy=${ftp_proxy} \
498			no_proxy=${no_proxy} \
499	niro	346	/bin/bash -i
500	niro	609
501	niro	1403	is_loc_mounted "${CDCHROOTDIR}/dev" && umount ${CDCHROOTDIR}/dev
502			is_loc_mounted "${CDCHROOTDIR}/proc" && umount ${CDCHROOTDIR}/proc
503			is_loc_mounted "${CDCHROOTDIR}/sys" && umount ${CDCHROOTDIR}/sys
504	niro	346	}
505
506	niro	1403	is_loc_mounted()
507			{
508			local filesys
509			local i
510			filesys=$1
511
512			i="$(cat /proc/mounts \| grep " ${filesys} " \| cut -d ' ' -f2)"
513			[[ ${i} != ${filesys} ]] && return 1
514
515			return 0
516			}
517
518			trap_exit()
519			{
520			is_loc_mounted "${CDCHROOTDIR}/dev" && umount ${CDCHROOTDIR}/dev
521			is_loc_mounted "${CDCHROOTDIR}/proc" && umount ${CDCHROOTDIR}/proc
522			is_loc_mounted "${CDCHROOTDIR}/sys" && umount ${CDCHROOTDIR}/sys
523			}
524
525	niro	360	usage()
526			{
527			echo "Usage: $(basename $0) [command] [profile] ..."
528			echo
529			echo "Commands:"
530			echo " bootstrap - bootstraps the rootfs for the livecd"
531			echo " prepare - prepare the rootfs to run from a livecd"
532			echo " rootfs - generates the squashfs rootfs image"
533			echo " initrd - generates a livecd suitable initrd"
534			echo " bootloader - installs the bootloader"
535			echo " isogen - generate the final livecd iso image"
536			echo " all - runs all tasks to get a livecd from zero"
537	niro	472	echo " enter - enters the rootfs of a livecd"
538	niro	360	echo
539			echo " for example '$(basename $0) all default'"
540			echo " creates a livecd using the default profile."
541			echo
542			}
543
544	niro	1403	# set some proper traps
545			trap "trap_exit" SIGINT SIGQUIT
546
547	niro	346	# source profile config - overrides all other vars
548			[ -f ${PROFILES_DIR}/${CDPROFILE}/config ] && . ${PROFILES_DIR}/${CDPROFILE}/config
549
550	niro	360	case $1 in
551			bootstrap) bootstrap_system;;
552			prepare) prepare_iso;;
553			rootfs) generate_rootfs;;
554			initrd) generate_initrd;;
555			bootloader) install_bootloader;;
556			isogen) generate_iso;;
557			all)
558			bootstrap_system
559			prepare_iso
560			generate_rootfs
561			generate_initrd
562			install_bootloader
563	niro	713	generate_iso
564	niro	360	;;
565	niro	472	enter) enter_livecd ;;
566	niro	360	*\|'') usage;;
567			esac