--- trunk/mlivecdbuild/mlivecdbuild2.sh	2007/04/19 17:09:17	472
+++ trunk/mlivecdbuild/mlivecdbuild2.sh	2011/07/03 21:34:53	1422
@@ -19,6 +19,17 @@
 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
@@ -50,6 +61,7 @@
 {
 	local cmd="$1"
 	local services="$2"
+	local systemdcmd
 
 	case ${cmd} in
 		add|del|default)
@@ -59,7 +71,19 @@
 				local i
 				for i in ${services}
 				do
-					MROOT="${CDCHROOTDIR}" rc-config ${cmd} ${i} || die "rc ${cmd} ${i}"
+					# systemd
+					if [[ -x ${CDCHROOTDIR}/sbin/systemctl ]]
+					then
+						case ${cmd} in
+							add) chroot ${CDCHROOTDIR} systemctl enable ${i} ;;
+							del) chroot ${CDCHROOTDIR} systemctl disable ${i} ;;
+						esac
+					fi
+					# busybox and sysvinit
+					if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
+					then
+						MROOT="${CDCHROOTDIR}" rc-config ${cmd} ${i} || die "rc ${cmd} ${i}"
+					fi
 				done
 			fi
 			;;
@@ -72,7 +96,7 @@
 	local var="$1"
 
 	# sanity checks
-	[ -z "${CDCHROOTDIR}" ] && die "\$CDCHROOTDIR not given."
+	[[ -z ${CDCHROOTDIR} ]] && die "\$CDCHROOTDIR not given."
 	echo "${var}" >> ${CDCHROOTDIR}/.installrc || die "add_initrc() adding \$var"
 }
 
@@ -92,10 +116,14 @@
 				[[ -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 install ${i}"
+					add_initrc "mage ${cmd} ${i} || die ${i}"
 				done
 				add_initrc "mage clean"
 		
@@ -133,26 +161,37 @@
 	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" ]
+	if [[ -L ${CDCHROOTDIR}/etc/X11/xkb ]] && [[ -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
+	# only on sysvinit or busybox systems
+	if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
+	then
+		install -m 0644 $(get_profile inittab) ${CDCHROOTDIR}/etc/inittab || die
+	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
 
 	echo Setting up services ...
 
-	# add hardware detection
-	MROOT="${CDCHROOTDIR}" rc-config add hwdetect || die "rc add hwdetect"
+#	# add hardware detection
+#	if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
+#	then
+#		MROOT="${CDCHROOTDIR}" rc-config add hwdetect || die "rc add hwdetect"
+#	fi
 
 	# del checkfs
-	MROOT="${CDCHROOTDIR}" rc-config del checkfs || die "rc 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}"
@@ -180,18 +219,88 @@
 	fi
 
 	echo Cleaning unwanted files ...
-	:> ${CDCHROOTDIR}/etc/mtab || die "whiping /etc/mtab"
+	# 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 ...
-	mksquashfs ${CDCHROOTDIR} ${LIVECDROOT}/livecdrootfs.sqsh #>/dev/null 2>&1
+	if [[ -x ${CDCHROOTDIR}/sbin/dracut ]]
+	then
+		install -d ${LIVECDROOT}/loop/{LiveOS,mnt} || die
+
+		# get the actual size of the chroot
+		size=$(du -s 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 - )
+
+		# 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}
-	mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}
+	if [[ -x ${CDCHROOTDIR}/sbin/dracut ]]
+	then
+		install -d ${CDISOROOT}/LiveOS
+		mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}/LiveOS/squashfs.img
+	else
+		mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}
+	fi
 }
 
 install_bootloader()
@@ -200,7 +309,7 @@
 
 	# iso linux binary
 	install -d ${CDISOROOT}/isolinux
-	install /usr/lib/mkinitrd/isolinux.bin ${CDISOROOT}/isolinux || die
+	install ${ISOLINUX_BIN} ${CDISOROOT}/isolinux || die
 
 	# kernel
 	local kimg="$(basename $(readlink ${CDCHROOTDIR}/boot/vmlinuz))"
@@ -218,15 +327,30 @@
 {
 	local CHROOTSH="$(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' >> ${CHROOTSH} || die
 	echo 'kv="$(readlink /boot/vmlinuz)"' >> ${CHROOTSH} || die
 	echo 'kv="${kv/kernel-}/"' >> ${CHROOTSH} || die
-	echo 'mkinitrd-livecd -f --initramfs /initrd.gz ${kv}' >> ${CHROOTSH} || die
+	# prefer dracut
+	echo 'if [[ -x /sbin/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
@@ -252,32 +376,11 @@
 	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 ${CDCHROOTDIR}/dev
+	is_loc_mounted "${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 ${CDCHROOTDIR} \
 		/usr/bin/env -i \
@@ -288,6 +391,29 @@
 			ftp_proxy=${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()
@@ -301,7 +427,6 @@
 	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 "    enter      - enters the rootfs of a livecd"
 	echo
@@ -310,6 +435,9 @@
 	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
 
@@ -320,19 +448,13 @@
 	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
+		generate_iso
 		;;
 	enter) enter_livecd ;;
 	*|'') usage;;