X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=scripts%2Flive;h=8ad11bb5ec6651e1e1c143db10045baa39a2bcd9;hb=2924d9478b3e01ba65c7e963bf9d5c7a801ff1ae;hp=db1d355d0ccd38fe3c0c0c0987e4cd7dc5ab14c6;hpb=a4d9f9d253e372520fd12ca94803de4225b001ca;p=live-boot-grml.git

diff --git a/scripts/live b/scripts/live
index db1d355..8ad11bb 100755
--- a/scripts/live
+++ b/scripts/live
@@ -49,6 +49,35 @@ Arguments ()
 	for ARGUMENT in $(cat /proc/cmdline)
 	do
 		case "${ARGUMENT}" in
+			skipconfig)
+				NOACCESSIBILITY="Yes"
+				NOAPPARMOR="Yes"
+				NOAPTCDROM="Yes"
+				NOAUTOLOGIN="Yes"
+				NOCONSOLEKEYBOARD="Yes"
+				NOFASTBOOT="Yes"
+				NOFSTAB="Yes"
+				NOGNOMEPANEL="Yes"
+				NOHOSTS="Yes"
+				NOJOCKEY="Yes"
+				NOKPERSONALIZER="Yes"
+				NOLANGUAGESELECTOR="Yes"
+				NOLOCALES="Yes"
+				NONETWORKING="Yes"
+				NOPOLKITCONF="Yes"
+				NOPOWERMANAGEMENT="Yes"
+				NOPROGRAMCRASHES="Yes"
+				NOSUDO="Yes"
+				NOTIMEZONE="Yes"
+				NOUPDATENOTIFIER="Yes"
+				NOUSER="Yes"
+				NOXAUTOCONFIG="Yes"
+				NOXAUTOLOGIN="Yes"
+				NOXSCREENSAVER="Yes"
+
+				export NOACCESSIBILITY NOAPPARMOR NOAPTCDROM NOAUTOLOGIN NOCONSOLEKEYBOARD NOFASTBOOT NOFSTAB NOGNOMEPANEL NOHOSTS NOJOCKEY NOKPERSONALIZER NOLANGUAGESELECTOR NOLOCALES NONETWORKING NOPOLKITCONF NOPOWERMANAGEMENT NOPROGRAMCRASHES NOSUDO NOTIMEZONE NOUPDATENOTIFIER NOUSER NOXAUTOCONFIG NOXAUTOLOGIN NOXSCREENSAVER
+				;;
+
 			access=*)
 				ACCESS="${ARGUMENT#access=}"
 				export ACCESS
@@ -66,11 +95,31 @@ Arguments ()
 				set -x
 				;;
 
+			ethdevice=*)
+				DEVICE="${ARGUMENT#ethdevice=}"
+				export DEVICE
+				;;
+
+			ethdevice=*)
+				ETHDEVICE="${ARGUMENT#ethdevice=}"
+				export ETHDEVICE
+				;;
+
+			ethdevice-timeout=*)
+				ETHDEV_TIMEOUT="${ARGUMENT#ethdevice-timeout=}"
+				export ETHDEV_TIMEOUT
+				;;
+
 			fetch=*)
                                 FETCH="${ARGUMENT#fetch=}"
                                 export FETCH
                                 ;;
 
+			forcepersistentfsck)
+				FORCEPERSISTENTFSCK="Yes"
+				export FORCEPERSISTENTFSCK
+				;;
+
 			hook=*)
 				HOOK="${ARGUMENT#hook=}"
 				export HOOK
@@ -92,6 +141,11 @@ Arguments ()
 				export HOSTNAME LIVECONF
 				;;
 
+			isofrom=*|fromiso=*)
+				FROMISO="${ARGUMENT#*=}"
+				export FROMISO
+				;;
+
 			username=*)
 				USERNAME="${ARGUMENT#username=}"
 				LIVECONF="changed"
@@ -357,6 +411,11 @@ Arguments ()
 				export NOPERSISTENT
 				;;
 
+			quickusbmodules)
+				QUICKUSBMODULES="Yes"
+				export QUICKUSBMODULES
+				;;
+
 			preseed/file=*|file=*)
 				LOCATION="${ARGUMENT#*=}"
 				export LOCATION
@@ -375,9 +434,9 @@ Arguments ()
 				mount -o bind /dev /root/dev
 
 				mkdir -p /root/var/run/network
-				chroot /root dhclient eth0
+				[ "${NETBOOT}" ] || chroot /root dhclient eth0
 				chroot /root wget -P /tmp "${location}"
-				chroot /root ifconfig eth0 down
+				[ "${NETBOOT}" ] || chroot /root ifconfig eth0 down
 
 				umount /root/sys
 				umount /root/proc
@@ -606,7 +665,7 @@ is_nice_device ()
 {
 	sysfs_path="${1#/sys}"
 
-	if /lib/udev/path_id "${sysfs_path}" | grep -E -q "ID_PATH=(usb|pci-[^-]*-(ide|scsi|usb))"
+	if /lib/udev/path_id "${sysfs_path}" | grep -E -q "ID_PATH=(usb|pci-|platform-mmc)"
 	then
 		return 0
 	elif echo "${sysfs_path}" | grep -q '^/block/vd[a-z]$'
@@ -625,7 +684,7 @@ copy_live_to ()
 
 	if [ -z "${MODULETORAM}" ]
 	then
-		size=$(fs_size "" ${copyfrom} "used")
+		size=$(fs_size "" ${copyfrom}/${LIVE_MEDIA_PATH} "used")
 	else
 		MODULETORAMFILE="${copyfrom}/${LIVE_MEDIA_PATH}/${MODULETORAM}"
 
@@ -668,7 +727,7 @@ copy_live_to ()
 
 	# begin copying (or uncompressing)
 	mkdir "${copyto}"
-	echo "mount -t ${fstype} ${mount_options} ${dev} ${copyto}"
+	log_begin_msg "mount -t ${fstype} ${mount_options} ${dev} ${copyto}"
 	mount -t "${fstype}" ${mount_options} "${dev}" "${copyto}"
 
 	if [ "${extension}" = "tgz" ]
@@ -681,9 +740,22 @@ copy_live_to ()
 	else
 		if [ -n "${MODULETORAMFILE}" ]
 		then
-			cp ${MODULETORAMFILE} ${copyto} # copy only the filesystem module
+			if [ -x /bin/rsync ]
+			then
+				echo " * Copying $MODULETORAMFILE to RAM" 1>/dev/console
+				rsync -a --progress ${MODULETORAMFILE} ${copyto} 1>/dev/console # copy only the filesystem module
+			else
+				cp ${MODULETORAMFILE} ${copyto} # copy only the filesystem module
+			fi
 		else
-			cp -a ${copyfrom}/* ${copyto}   # "cp -a" from busybox also copies hidden files
+			if [ -x /bin/rsync ]
+			then
+				echo " * Copying whole medium to RAM" 1>/dev/console
+				rsync -a --progress ${copyfrom}/* ${copyto} 1>/dev/console  # "cp -a" from busybox also copies hidden files
+			else
+				mkdir -p ${copyto}/${LIVE_MEDIA_PATH}
+				cp -a ${copyfrom}/${LIVE_MEDIA_PATH}/* ${copyto}/${LIVE_MEDIA_PATH}   # "cp -a" from busybox also copies hidden files
+			fi
 		fi
 
 		umount ${copyfrom}
@@ -700,18 +772,51 @@ do_netmount ()
 
 	modprobe -q af_packet # For DHCP
 
-	if [ -x /sbin/udevadm ]
-	then
-		# lenny
-		udevadm trigger
-		udevadm settle
-	else
-		# etch
-		udevtrigger
-		udevsettle
+	udevadm trigger
+	udevadm settle
+
+	# if ethdevice was not specified on the kernel command line
+	# make sure we try to get a working network configuration
+	# for *every* present network device (except for loopback of course)
+	if [ -z "$ETHDEVICE" ] ; then
+		echo "If you want to boot from a specific device use bootoption ethdevice=..."
+		for device in /sys/class/net/*; do
+			dev=${device##*/} ;
+			if [ "$dev" != "lo" ] ; then
+				ETHDEVICE="$ETHDEVICE $dev"
+			fi
+		done
 	fi
 
-	ipconfig ${DEVICE} | tee /netboot.config
+	# split args of ethdevice=eth0,eth1 into "eth0 eth1"
+	for device in $(echo $ETHDEVICE | sed 's/,/ /g') ; do
+		devlist="$devlist $device"
+	done
+
+	[ -n "$ETHDEV_TIMEOUT" ] || ETHDEV_TIMEOUT=15
+	echo "Using timeout of $ETHDEV_TIMEOUT seconds for network configuration."
+
+	# this is tricky (and ugly) because ipconfig sometimes just hangs/runs into
+	# an endless loop; iff execution fails give it two further tries, that's
+	# why we use '$devlist $devlist $devlist' for the other for loop
+	for dev in $devlist $devlist $devlist ; do
+		echo "Executing ipconfig -t $ETHDEV_TIMEOUT $dev"
+		ipconfig -t "$ETHDEV_TIMEOUT" $dev | tee -a /netboot.config &
+		jobid=$!
+		sleep "$ETHDEV_TIMEOUT" ; sleep 1
+		if [ -r /proc/"$jobid"/status ] ; then
+			echo "Killing job $jobid for device $dev as ipconfig ran into recursion..."
+			kill -9 $jobid
+		fi
+
+		# if configuration of device worked we should have an assigned
+		# IP address, iff so let's use the according as $DEVICE for later usage
+		# simple and primitive approach which seems to work fine
+		if ifconfig $dev | grep -q 'inet.*addr:' ; then
+			export DEVICE="$dev"
+			break
+		fi
+	done
 
 	# source relevant ipconfig output
 	OLDHOSTNAME=${HOSTNAME}
@@ -720,7 +825,8 @@ do_netmount ()
 	export HOSTNAME
 
 	# Check if we have a network device at all
-	if ! ls /sys/class/net/eth0 > /dev/null 2>&1 && \
+	if ! ls /sys/class/net/"$DEVICE" > /dev/null 2>&1 && \
+	   ! ls /sys/class/net/eth0 > /dev/null 2>&1 && \
 	   ! ls /sys/class/net/wlan0 > /dev/null 2>&1 && \
 	   ! ls /sys/class/net/ath0 > /dev/null 2>&1 && \
 	   ! ls /sys/class/net/ra0 > /dev/null 2>&1
@@ -934,7 +1040,7 @@ find_snap ()
 	if [ "${PERSISTENT}" != "nofiles" ]
 	then
 		# search for image files
-		snapdata=$(find_files "${snap_label}.squashfs ${snap_label}.cpio.gz ${snap_label}.ext2 ${snap_label}.ext3 ${snap_label}.ext4 ${snap_label}.jffs2")
+		snapdata=$(find_files "${PERSISTENT_PATH}${snap_label}.squashfs ${PERSISTENT_PATH}${snap_label}.cpio.gz ${PERSISTENT_PATH}${snap_label}.ext2 ${PERSISTENT_PATH}${snap_label}.ext3 ${PERSISTENT_PATH}${snap_label}.ext4 ${PERSISTENT_PATH}${snap_label}.jffs2")
 	fi
 
 	if [ -z "${snapdata}" ]
@@ -1032,7 +1138,25 @@ setup_unionfs ()
 	image_directory="${1}"
 	rootmnt="${2}"
         addimage_directory="${3}"
-	modprobe -q -b ${UNIONTYPE}
+
+	case ${UNIONTYPE} in
+		aufs|unionfs)
+			modprobe -q -b ${UNIONTYPE}
+
+			if ! cut -f2 /proc/filesystems | grep -q "^${UNIONTYPE}\$" && [ -x /bin/unionfs-fuse ]
+			then
+				echo "${UNIONTYPE} not available, falling back to unionfs-fuse."
+				echo "This might be really slow."
+
+				UNIONTYPE="unionfs-fuse"
+			fi
+			;;
+	esac
+
+	if [ "${UNIONTYPE}" = unionfs-fuse ]
+	then
+		modprobe fuse
+	fi
 
 	# run-init can't deal with images in a subdir, but we're going to
 	# move all of these away before it runs anyway.  No, we're not,
@@ -1044,15 +1168,14 @@ setup_unionfs ()
 	# Let's just mount the read-only file systems first
 	rofsstring=""
 	rofslist=""
-	minor_kernel_version=$(uname -r|cut -c 5-|sed 's/[^0-9].*//')
 
-	if [ "${NETBOOT}" = "nfs" ] && [ "${minor_kernel_version}" -lt 22 ]
-	then
-		# go aroung a bug in nfs-unionfs locking for unionfs <= 1.4
-		roopt="nfsro"
-	elif [ "${UNIONTYPE}" = "aufs" ]
+	if [ "${UNIONTYPE}" = "aufs" ]
 	then
 		roopt="rr"
+		noxino_opt="noxino,"
+	elif [ "${UNIONTYPE}" = "unionfs-fuse" ]
+	then
+		roopt="RO"
 	else
 		roopt="ro"
 	fi
@@ -1166,37 +1289,32 @@ setup_unionfs ()
 	# Looking for "${root_persistence}" device or file
 	if [ -n "${PERSISTENT}" ] && [ -z "${NOPERSISTENT}" ]
 	then
-		# Load USB modules
-		num_block=$(ls -l /sys/block | wc -l)
-		for module in sd_mod uhci-hcd ehci-hcd ohci-hcd usb-storage
-		do
-			modprobe -q -b ${module}
-		done
-
-		if [ -x /sbin/udevadm ]
+		if [ -z "${QUICKUSBMODULES}" ]
 		then
-			# lenny
+			# Load USB modules
+			num_block=$(ls -l /sys/block | wc -l)
+			for module in sd_mod uhci-hcd ehci-hcd ohci-hcd usb-storage
+			do
+				modprobe -q -b ${module}
+			done
+
 			udevadm trigger
 			udevadm settle
-		else
-			# etch
-			udevtrigger
-			udevsettle
-		fi
 
-		# For some reason, udevsettle does not block in this scenario,
-		# so we sleep for a little while.
-		#
-		# See https://bugs.launchpad.net/ubuntu/+source/casper/+bug/84591
-		for timeout in 5 4 3 2 1
-		do
-			sleep 1
+			# For some reason, udevsettle does not block in this scenario,
+			# so we sleep for a little while.
+			#
+			# See https://bugs.launchpad.net/ubuntu/+source/casper/+bug/84591
+			for timeout in 5 4 3 2 1
+			do
+				sleep 1
 
-			if [ $(ls -l /sys/block | wc -l) -gt ${num_block} ]
-			then
-				break
-			fi
-		done
+				if [ $(ls -l /sys/block | wc -l) -gt ${num_block} ]
+				then
+					break
+				fi
+			done
+		fi
 
 		# search for label and files (this could be hugely optimized)
 		cowprobe=$(find_cow_device "${root_persistence}")
@@ -1228,6 +1346,11 @@ setup_unionfs ()
 			cowdevice=${cowprobe}
 			cow_fstype=$(get_fstype "${cowprobe}")
 			cow_mountopt="rw,noatime"
+
+			if [ "${FORCEPERSISTENTFSCK}" = "Yes" ]
+			then
+				fsck -y ${cowdevice}
+			fi
 		else
 			log_warning_msg "Unable to find the persistent medium"
 			cowdevice="tmpfs"
@@ -1292,16 +1415,27 @@ setup_unionfs ()
 
 		for dir in ${cow_dirs}; do
 			mkdir -p /cow${dir}
-			mount -t ${UNIONTYPE} \
-				-o rw,noatime,dirs=/cow${dir}=rw:${exposedrootfs}${dir}=ro \
-				${UNIONTYPE} "${rootmnt}${dir}" || \
-				panic "mount ${UNIONTYPE} on ${rootmnt}${dir} failed with option \
-					rw,noatime,dirs=/cow${dir}=rw:${exposedrootfs}${dir}=ro"
+
+			case "${UNIONTYPE}" in
+				unionfs-fuse)
+					(ulimit -n 16384; unionfs-fuse -o cow -o noinitgroups -o default_permissions -o allow_other -o use_ino -o suid /cow=RW:${exposedrootfs}${dir} "${rootmnt}${dir}" || panic "mount ${UNIONTYPE} on ${rootmnt}${dir} failed with option cow,noinitgroups,default_permissions,allow_other,use_ino,suid=/cow=RW:${exposedrootfs}${dir}")
+					;;
+
+				*)
+					mount -t ${UNIONTYPE} -o rw,noatime,dirs=/cow${dir}=rw:${exposedrootfs}${dir}=ro ${UNIONTYPE} "${rootmnt}${dir}" || panic "mount ${UNIONTYPE} on ${rootmnt}${dir} failed with option rw,noatime,dirs=/cow${dir}=rw:${exposedrootfs}${dir}=ro"
+					;;
+			esac
 		done
 	else
-		mount -t ${UNIONTYPE} -o noatime,dirs=/cow=rw:${rofsstring} \
-			${UNIONTYPE} "${rootmnt}" || panic "mount ${UNIONTYPE} on \
-			${rootmnt} failed with option noatime,dirs=/cow=rw:${rofsstring}"
+		case "${UNIONTYPE}" in
+			unionfs-fuse)
+				(ulimit -n 16384; unionfs-fuse -o cow -o noinitgroups -o default_permissions -o allow_other -o use_ino -o suid /cow=RW:${rofsstring} "${rootmnt}" || panic "mount ${UNIONTYPE} on ${rootmnt} failed with option cow,noinitgroups,default_permissions,allow_other,use_ino,suid=/cow:RW:${rofsstring}")
+				;;
+
+			*)
+				mount -t ${UNIONTYPE} -o noatime,${noxino_opt}dirs=/cow=rw:${rofsstring} ${UNIONTYPE} "${rootmnt}" || panic "mount ${UNIONTYPE} on ${rootmnt} failed with option noatime,${noxino_opt}dirs=/cow=rw:${rofsstring}"
+				;;
+		esac
 	fi
 
 	# Correct the permissions of /:
@@ -1344,7 +1478,15 @@ setup_unionfs ()
 					;;
 
 				*)
-					mount -o move "${d}" "${rootmnt}/live/${d##*/}"
+					case "${UNIONTYPE}" in
+						unionfs-fuse)
+							mount -o bind "${d}" "${rootmnt}/live/${d##*/}"
+							;;
+
+						*)
+							mount -o move "${d}" "${rootmnt}/live/${d##*/}"
+							;;
+					esac
 					;;
 			esac
 		done
@@ -1361,6 +1503,17 @@ check_dev ()
 	devname="${2}"
 	skip_uuid_check="${3}"
 
+	# support for fromiso=.../isofrom=....
+	if [ -n "$FROMISO" ]
+	then
+		mkdir /isofrom
+		ISO_DEVICE="$(echo $FROMISO | sed 's|\(/dev/[a-z]*[0-9]*\).*|\1|')"
+		mount "$ISO_DEVICE" /isofrom
+		ISO_NAME="$(echo $FROMISO | sed 's|/dev/[a-z]*[0-9]*/||')"
+		loopdevname=$(setup_loop "/isofrom/${ISO_NAME}" "loop" "/sys/block/loop*" "" '')
+		devname="${loopdevname}"
+	fi
+
 	if [ -z "${devname}" ]
 	then
 		devname=$(sys2dev "${sysdev}")
@@ -1442,6 +1595,7 @@ find_livefs ()
 					fi
 				fi
 			done
+			return 1
 			;;
 
 		removable)
@@ -1458,6 +1612,7 @@ find_livefs ()
 					done
 				fi
 			done
+			return 1
 			;;
 
 		*)
@@ -1472,8 +1627,20 @@ find_livefs ()
 	esac
 
 	# or do the scan of block devices
+	# prefer removable devices over non-removable devices, so scan them first
 	for sysblock in $(echo /sys/block/* | tr ' ' '\n' | grep -vE "/(loop|ram|dm-|fd)")
 	do
+		if [ "$(cat ${sysblock}/removable)" = "1" ]
+		then
+			removable_devices_to_scan="$removable_devices_to_scan $sysblock"
+		else
+			nonremovable_devices_to_scan="$nonremovable_devices_to_scan $sysblock"
+		fi
+	done
+	devices_to_scan="$removable_devices_to_scan $nonremovable_devices_to_scan"
+
+	for sysblock in $devices_to_scan
+	do
 		devname=$(sys2dev "${sysblock}")
 		fstype=$(get_fstype "${devname}")
 
@@ -1632,6 +1799,15 @@ mountroot ()
 		log_end_msg
 	fi
 
+	# if we do not unmount the ISO we can't run "fsck /dev/ice" later on
+	# because the mountpoint is left behind in /proc/mounts, so let's get
+	# rid of it when running from RAM
+	if [ -n "$FROMISO" ] && [ "${TORAM}" ]
+	then
+	  losetup -d /dev/loop0
+	  grep -q /isofrom /proc/mounts && umount /isofrom
+	fi
+
 	if [ -n "${MODULETORAMFILE}" ] || [ -n "${PLAIN_ROOT}" ]
 	then
 		setup_unionfs "${livefs_root}" "${rootmnt}"
@@ -1643,12 +1819,24 @@ mountroot ()
 
 	log_end_msg
 
+	# unionfs-fuse needs /dev to be bind-mounted for the duration of
+	# live-bottom; udev's init script will take care of things after that
+	if [ "${UNIONTYPE}" = unionfs-fuse ]
+	then
+		mount -n -o bind /dev "${rootmnt}/dev"
+	fi
+
 	maybe_break live-bottom
 	log_begin_msg "Running /scripts/live-bottom\n"
 
 	run_scripts /scripts/live-bottom
 	log_end_msg
 
+	if [ "${UNIONFS}" = unionfs-fuse ]
+	then
+		umount "${rootmnt}/dev"
+	fi
+
 	exec 1>&6 6>&-
 	exec 2>&7 7>&-
 	kill ${tailpid}