5 export PATH="/root/usr/bin:/root/usr/sbin:/root/bin:/root/sbin:/usr/bin:/usr/sbin:/bin:/sbin"
7 echo "/root/lib" >> /etc/ld.so.conf
8 echo "/root/usr/lib" >> /etc/ld.so.conf
10 mountpoint="/live/image"
11 LIVE_MEDIA_PATH="live"
13 root_persistence="live-rw"
14 home_persistence="home-rw"
15 root_snapshot_label="live-sn"
16 home_snapshot_label="home-sn"
19 USERFULLNAME="Live user"
22 mkdir -p "${mountpoint}"
24 [ -f /etc/live.conf ] && . /etc/live.conf
25 export USERNAME USERFULLNAME HOSTNAME
27 . /scripts/live-helpers
29 if [ ! -f /live.vars ]
38 for ARGUMENT in $(cat /proc/cmdline)
42 ACCESS="${ARGUMENT#access=}"
47 DEFCONSOLE="${ARGUMENT#*=}"
59 FETCH="${ARGUMENT#fetch=}"
64 HOOK="${ARGUMENT#hook=}"
69 FTPFS="${ARGUMENT#ftpfs=}"
74 HTTPFS="${ARGUMENT#httpfs=}"
79 HOSTNAME="${ARGUMENT#hostname=}"
81 export HOSTNAME LIVECONF
85 USERNAME="${ARGUMENT#username=}"
87 export USERNAME LIVECONF
91 USERFULLNAME="${ARGUMENT#userfullname=}"
93 export USERFULLNAME LIVECONF
102 STATICIP="${ARGUMENT#ip=}"
104 if [ -z "${STATICIP}" ]
112 keyb=*|kbd-chooser/method=*)
117 klayout=*|console-setup/layoutcode=*)
118 KLAYOUT="${ARGUMENT#*=}"
122 kvariant=*|console-setup/variantcode=*)
123 KVARIANT="${ARGUMENT#*=}"
127 kmodel=*|console-setup/modelcode=*)
128 KMODEL="${ARGUMENT#*=}"
133 KOPTIONS="${ARGUMENT#koptions=}"
142 live-media=*|bootfrom=*)
143 LIVE_MEDIA="${ARGUMENT#*=}"
147 live-media-encryption=*|encryption=*)
148 LIVE_MEDIA_ENCRYPTION="${ARGUMENT#*=}"
149 export LIVE_MEDIA_ENCRYPTION
153 LIVE_MEDIA_OFFSET="${ARGUMENT#live-media-offset=}"
154 export LIVE_MEDIA_OFFSET
158 LIVE_MEDIA_PATH="${ARGUMENT#live-media-path=}"
159 export LIVE_MEDIA_PATH
162 live-media-timeout=*)
163 LIVE_MEDIA_TIMEOUT="${ARGUMENT#live-media-timeout=}"
164 export LIVE_MEDIA_TIMEOUT
167 language=*|debian-installer/language=*)
168 language=${x#debian-installer/language=}
169 locale="$(lang2locale "$language")"
173 locale=*|debian-installer/locale=*)
174 LOCALE="${ARGUMENT#*=}"
179 MODULE="${ARGUMENT#module=}"
184 NETBOOT="${ARGUMENT#netboot=}"
189 NFSOPTS="${ARGUMENT#nfsopts=}"
194 NFS_COW="${ARGUMENT#nfscow=}"
199 NOACCESSIBILITY="Yes"
200 export NOACCESSIBILITY
224 NOCONSOLEKEYBOARD="Yes"
225 export NOCONSOLEKEYBOARD
249 NOKPERSONALIZER="Yes"
250 export NOKPERSONALIZER
254 NOLANGUAGESELECTOR="Yes"
255 export NOLANGUAGESELECTOR
269 NOPOWERMANAGEMENT="Yes"
270 export NOPOWERMANAGEMENT
274 NOPROGRAMCRASHES="Yes"
275 export NOPROGRAMCRASHES
279 NORESTRICTEDMANAGER="Yes"
280 export NORESTRICTEDMANAGER
294 NOUPDATENOTIFIER="Yes"
295 export NOUPDATENOTIFIER
310 export NOXSCREENSAVER
323 preseed/file=*|file=*)
324 LOCATION="${ARGUMENT#*=}"
334 location="${ARGUMENT#url=}"
336 mount -n -o bind /sys /root/sys
337 mount -n -o bind /proc /root/proc
338 mount -n -o bind /dev /root/dev
340 mkdir -p /root/var/run/network
341 chroot /root dhclient eth0
342 chroot /root wget -P /tmp "${location}"
343 chroot /root ifconfig eth0 down
349 LOCATION="/tmp/$(basename "${location}")"
353 question="${ARGUMENT%%=*}"
354 value="${ARGUMENT#*=}"
355 PRESEEDS="${PRESEEDS}\"${question}=${value}\" "
370 TIMEZONE="${ARGUMENT#timezone=}"
380 TODISK="${ARGUMENT#todisk=}"
391 MODULETORAM="${ARGUMENT#toram=}"
392 export TORAM MODULETORAM
406 ROOT="${ARGUMENT#root=}"
411 UNIONTYPE="${ARGUMENT#union=}"
416 UTC="${ARGUMENT#utc=}"
426 XDRIVER="${ARGUMENT#xdriver=}"
431 XVIDEOMODE="${ARGUMENT#xvideomode=}"
437 # sort of compatibility with netboot.h from linux docs
438 if [ -z "${NETBOOT}" ]
440 if [ "${ROOT}" = "/dev/nfs" ]
444 elif [ "${ROOT}" = "/dev/cifs" ]
451 if [ -z "${MODULE}" ]
457 if [ -z "${UNIONTYPE}" ]
468 if [ -d "${DIRECTORY}"/"${LIVE_MEDIA_PATH}" ]
470 for FILESYSTEM in squashfs ext2 ext3 xfs dir jffs2
472 if [ "$(echo ${DIRECTORY}/${LIVE_MEDIA_PATH}/*.${FILESYSTEM})" != "${DIRECTORY}/${LIVE_MEDIA_PATH}/*.${FILESYSTEM}" ]
484 if [ "${IGNORE_UUID}" ] || [ ! -e /conf/uuid.conf ]
490 uuid="$(cat /conf/uuid.conf)"
492 for try_uuid_file in "${mountpoint}/.disk/live-uuid"*
494 [ -e "${try_uuid_file}" ] || continue
496 try_uuid="$(cat "${try_uuid_file}")"
498 if [ "${uuid}" = "${try_uuid}" ]
507 get_backing_device ()
510 *.squashfs|*.ext2|*.ext3|*.jffs2)
511 echo $(setup_loop "${1}" "loop" "/sys/block/loop*" '0' "${LIVE_MEDIA_ENCRYPTION}" "${2}")
519 panic "Unrecognized live filesystem: ${1}"
524 match_files_in_dir ()
526 # Does any files match pattern ${1} ?
529 if [ "$(echo ${pattern})" != "${pattern}" ]
537 mount_images_in_directory ()
544 if match_files_in_dir "${directory}/${LIVE_MEDIA_PATH}/*.squashfs" ||
545 match_files_in_dir "${directory}/${LIVE_MEDIA_PATH}/*.ext2" ||
546 match_files_in_dir "${directory}/${LIVE_MEDIA_PATH}/*.ext3" ||
547 match_files_in_dir "${directory}/${LIVE_MEDIA_PATH}/*.jffs2" ||
548 match_files_in_dir "${directory}/${LIVE_MEDIA_PATH}/*.dir"
550 [ -n "${mac}" ] && adddirectory="${directory}/${LIVE_MEDIA_PATH}/${mac}"
551 setup_unionfs "${directory}/${LIVE_MEDIA_PATH}" "${rootmnt}" "${adddirectory}"
559 sysfs_path="${1#/sys}"
561 if /lib/udev/path_id "${sysfs_path}" | grep -E -q "ID_PATH=(usb|pci-[^-]*-[ide|scsi|usb])"
573 copyto="${copyfrom}_swap"
575 if [ -z "${MODULETORAM}" ]
577 size=$(fs_size "" ${copyfrom} "used")
579 MODULETORAMFILE="${copyfrom}/${LIVE_MEDIA_PATH}/${MODULETORAM}"
581 if [ -f "${MODULETORAMFILE}" ]
583 size=$( expr $(ls -la ${MODULETORAMFILE} | awk '{print $5}') / 1024 + 5000 )
585 log_warning_msg "Error: toram-module ${MODULETORAM} (${MODULETORAMFILE}) could not be read."
590 if [ "${copytodev}" = "ram" ]
593 freespace=$( expr $(awk '/MemFree/{print $2}' /proc/meminfo) + $( cat /proc/meminfo | grep Cached | head -n 1 | awk '/Cached/{print $2}' - ) )
594 mount_options="-o size=${size}k"
599 # it should be a writable block device
600 if [ -b "${copytodev}" ]
604 fstype=$(get_fstype "${dev}")
605 freespace=$(fs_size "${dev}")
607 [ "$quiet" != "y" ] && log_warning_msg "${copytodev} is not a block device."
612 if [ "${freespace}" -lt "${size}" ]
614 [ "${quiet}" != "y" ] && log_warning_msg "Not enough free ${free_string} (${freespace}k free, ${size}k needed) to copy live media in ${copytodev}."
618 # begin copying (or uncompressing)
620 echo "mount -t ${fstype} ${mount_options} ${dev} ${copyto}"
621 mount -t "${fstype}" ${mount_options} "${dev}" "${copyto}"
623 if [ "${extension}" = "tgz" ]
626 tar zxf "${copyfrom}/${LIVE_MEDIA_PATH}/$(basename ${FETCH})"
627 rm -f "${copyfrom}/${LIVE_MEDIA_PATH}/$(basename ${FETCH})"
628 mount -r -o move "${copyto}" "${rootmnt}"
631 if [ -n "${MODULETORAMFILE}" ]
633 cp ${MODULETORAMFILE} ${copyto} # copy only the filesystem module
635 cp -a ${copyfrom}/* ${copyto} # "cp -a" from busybox also copies hidden files
640 mount -r -o move ${copyto} ${copyfrom}
651 modprobe -q af_packet # For DHCP
656 ipconfig ${DEVICE} | tee /netboot.config
658 # source relevant ipconfig output
659 OLDHOSTNAME=${HOSTNAME}
660 . /tmp/net-${DEVICE}.conf
661 [ -z ${HOSTNAME} ] && HOSTNAME=${OLDHOSTNAME}
664 if [ "${NFSROOT}" = "auto" ]
666 NFSROOT=${ROOTSERVER}:${ROOTPATH}
669 if ( [ -n "${FETCH}" ] || [ -n "${HTTPFS}" ] || [ -n "${FTPFS}" ] ) && do_httpmount
675 if [ "${NFSROOT#*:}" = "${NFSROOT}" ] && [ "$NETBOOT" != "cifs" ]
677 NFSROOT=${ROOTSERVER}:${NFSROOT}
680 [ "${quiet}" != "y" ] && log_begin_msg "Trying netboot from ${NFSROOT}"
682 if [ "${NETBOOT}" != "nfs" ] && do_cifsmount
692 [ "${quiet}" != "y" ] && log_end_msg
699 dest="${mountpoint}/${LIVE_MEDIA_PATH}"
700 mount -t ramfs ram "${mountpoint}"
703 for webfile in HTTPFS FTPFS FETCH
705 url="$(eval echo \"\$\{${webfile}\}\")"
706 extension="$(echo "${url}" | sed 's/\(.*\)\.\(.*\)/\2/')"
710 case "${extension}" in
712 if [ "${webfile}" = "FETCH" ]
714 [ "${quiet}" != "y" ] &&
715 log_begin_msg "Trying wget ${url} -O ${dest}/$(basename ${url})"
716 wget "${url}" -O "${dest}/$(basename ${url})"
718 [ "${quiet}" != "y" ] &&
719 log_begin_msg "Trying to mount ${url} on ${dest}/$(basename ${url})"
720 if [ "${webfile}" = "FTPFS" ]
722 FUSE_MOUNT="curlftpfs"
723 url="$(dirname ${url})"
728 $FUSE_MOUNT "${url}" "${dest}"
730 [ ${?} -eq 0 ] && rc=0
731 [ "${extension}" = "tgz" ] && live_dest="ram"
736 [ "${quiet}" != "y" ] && log_begin_msg "Unrecognized archive extension for ${url}"
744 umount "${mountpoint}"
756 if [ -z "${NFSOPTS}" ]
761 [ "${quiet}" != "y" ] && log_begin_msg "Trying nfsmount -o nolock -o ro ${NFSOPTS} ${NFSROOT} ${mountpoint}"
763 # FIXME: This for loop is an ugly HACK round an nfs bug
764 for i in 0 1 2 3 4 5 6 7 8 9 a b c d e f 10 11 12 13
766 nfsmount -o nolock -o ro ${NFSOPTS} "${NFSROOT}" "${mountpoint}" && rc=0 && break
777 if [ -x "/sbin/mount.cifs" ]
779 if [ -z "${NFSOPTS}" ]
781 CIFSOPTS="-ouser=root,password="
783 CIFSOPTS="${NFSOPTS}"
786 [ "${quiet}" != "y" ] && log_begin_msg "Trying mount.cifs ${NFSROOT} ${mountpoint} ${CIFSOPTS}"
789 if mount.cifs "${NFSROOT}" "${mountpoint}" "${CIFSOPTS}"
803 size=$(fs_size "${fromdev}" "" "used")
805 if [ -b "${fromdev}" ]
808 if [ -n "${HOMEMOUNTED}" -a "${snap_type}" = "HOME" ]
810 todev=$(cat /proc/mounts | grep -s " $(base_path ${todir}) " | awk '{print $1}' )
811 freespace=$(df -k | grep -s ${todev} | awk '{print $4}')
813 freespace=$( expr $(awk '/MemFree/{print $2}' /proc/meminfo) + $( cat /proc/meminfo | grep Cached | head -n 1 | awk '/Cached/{print $2}' - ))
816 tomount="/mnt/tmpsnap"
818 if [ ! -d "${tomount}" ]
820 mkdir -p "${tomount}"
823 fstype=$(get_fstype "${fromdev}")
825 if [ -n "${fstype}" ]
828 mount -t "${fstype}" -o ro,noatime "${fromdev}" "${tomount}"
829 cp -a "${tomount}"/* ${todir}
832 log_warning_msg "Unrecognized fstype: ${fstype} on ${fromdev}:${snap_type}"
837 if echo ${fromdev} | grep -qs loop
839 losetup -d "${fromdev}"
846 [ "${quiet}" != "y" ] && log_warning_msg "Unable to find the snapshot ${snap_type} medium"
852 # Look for ${snap_label}.* in block devices and copy the contents to ${snap_mount}
853 # and remember the device and filename for resync on exit in live-initramfs.init
858 snapdata=$(find_files "${snap_label}.squashfs ${snap_label}.cpio.gz ${snap_label}.ext2 ${snap_label}.ext3 ${snap_label}.jffs2")
860 if [ ! -z "${snapdata}" ]
862 snapdev="$(echo ${snapdata} | cut -f1 -d ' ')"
863 snapback="$(echo ${snapdata} | cut -f2 -d ' ')"
864 snapfile="$(echo ${snapdata} | cut -f3 -d ' ')"
866 if echo "${snapfile}" | grep -qs '\(squashfs\|ext2\|ext3\|jffs2\)'
868 # squashfs, jffs2 or ext2/ext3 snapshot
869 dev=$(get_backing_device "${snapback}/${snapfile}")
871 if ! do_snap_copy "${dev}" "${snap_mount}" "${snap_type}"
873 log_warning_msg "Impossible to include the ${snapfile} Snapshot"
878 if ! (cd "${snap_mount}" && zcat "${snapback}/${snapfile}" | cpio --extract --preserve-modification-time --no-absolute-filenames --sparse --unconditional --make-directories > /dev/null 2>&1)
880 log_warning_msg "Impossible to include the ${snapfile} Snapshot"
887 dev=$(find_cow_device "${snap_label}")
891 if echo "${dev}" | grep -qs loop
893 # strange things happens, user confused?
894 snaploop=$( losetup ${dev} | awk '{print $3}' | tr -d '()' )
895 snapfile=$(basename ${snaploop})
896 snapdev=$(cat /proc/mounts | awk '{print $2,$1}' | grep -es "^$( dirname ${snaploop} )" | cut -f2 -d ' ')
901 if ! do_snap_copy "${dev}" "${snap_mount}" "${snap_type}"
903 log_warning_msg "Impossible to include the ${snap_label} Snapshot"
906 if [ -n "${snapfile}" ]
908 # it was a loop device, user confused
913 log_warning_msg "Impossible to include the ${snap_label} Snapshot"
918 echo "export ${snap_type}SNAP="${snap_mount}":${snapdev}:${snapfile}" >> /etc/live.conf # for resync on reboot/halt
924 image_directory="${1}"
926 addimage_directory="${3}"
927 modprobe -q -b ${UNIONTYPE}
929 # run-init can't deal with images in a subdir, but we're going to
930 # move all of these away before it runs anyway. No, we're not,
931 # put them in / since move-mounting them into / breaks mono and
936 # Let's just mount the read-only file systems first
939 minor_kernel_version=$(uname -r|cut -c 5-|sed 's/[^0-9].*//')
941 if [ "${NETBOOT}" = "nfs" ] && [ "${minor_kernel_version}" -lt 22 ]
943 # go aroung a bug in nfs-unionfs locking for unionfs <= 1.4
945 elif [ "${UNIONTYPE}" = "aufs" ]
952 # Read image names from ${MODULE}.module if it exists
953 if [ -e "${image_directory}/filesystem.${MODULE}.module" ]
955 for IMAGE in $(cat ${image_directory}/filesystem.${MODULE}.module)
957 image_string="${image_string} ${image_directory}/${IMAGE}"
959 elif [ -e "${image_directory}/${MODULE}.module" ]
961 for IMAGE in $(cat ${image_directory}/${MODULE}.module)
963 image_string="${image_string} ${image_directory}/${IMAGE}"
966 # ${MODULE}.module does not exist, create a list of images
967 for FILESYSTEM in squashfs ext2 ext3 xfs jffs2 dir
969 for IMAGE in "${image_directory}"/*."${FILESYSTEM}"
973 image_string="${image_string} ${IMAGE}"
978 if [ -n "${addimage_directory}" ] && [ -d "${addimage_directory}" ]
980 for FILESYSTEM in squashfs ext2 ext3 xfs jffs2 dir
982 for IMAGE in "${addimage_directory}"/*."${FILESYSTEM}"
986 image_string="${image_string} ${IMAGE}"
993 image_string="$(echo ${image_string} | sed -e 's/ /\n/g' | sort )"
996 [ -n "${MODULETORAMFILE}" ] && image_string="${image_directory}/$(basename ${MODULETORAMFILE})"
1000 for image in ${image_string}
1002 imagename=$(basename "${image}")
1004 if [ -d "${image}" ]
1006 # it is a plain directory: do nothing
1007 rofsstring="${image}=${roopt}:${rofsstring}"
1008 rofslist="${image} ${rofslist}"
1009 elif [ -f "${image}" ]
1011 if /sbin/losetup --help 2>&1 | grep -q -- "-r\b"
1013 backdev=$(get_backing_device "${image}" "-r")
1015 backdev=$(get_backing_device "${image}")
1017 fstype=$(get_fstype "${backdev}")
1019 if [ "${fstype}" = "unknown" ]
1021 panic "Unknown file system type on ${backdev} (${image})"
1024 mkdir -p "${croot}/${imagename}"
1025 echo "debug: Mounting backdev \"${backdev}\" (image = ${image}) on croot/imagename \"${croot}/${imagename}\""
1026 mount -t "${fstype}" -o ro,noatime "${backdev}" "${croot}/${imagename}" || panic "Can not mount ${backdev} (${image}) on ${croot}/${imagename}" && rofsstring="${croot}/${imagename}=${roopt}:${rofsstring}" && rofslist="${croot}/${imagename} ${rofslist}"
1030 rofsstring=${rofsstring%:}
1034 # Looking for "${root_persistence}" device or file
1035 if [ -n "${PERSISTENT}" ] && [ -z "${NOPERSISTENT}" ]
1038 num_block=$(ls -l /sys/block | wc -l)
1039 for module in sd_mod uhci-hcd ehci-hcd ohci-hcd usb-storage
1041 modprobe -q -b ${module}
1047 # For some reason, udevsettle does not block in this scenario,
1048 # so we sleep for a little while.
1050 # See https://bugs.launchpad.net/ubuntu/+source/casper/+bug/84591
1051 for timeout in 5 4 3 2 1
1055 if [ $(ls -l /sys/block | wc -l) -gt ${num_block} ]
1061 cowprobe=$(find_cow_device "${root_persistence}")
1063 if [ -b "${cowprobe}" ]
1065 cowdevice=${cowprobe}
1066 cow_fstype=$(get_fstype "${cowprobe}")
1068 [ "${quiet}" != "y" ] && log_warning_msg "Unable to find the persistent medium"
1072 elif [ -n "${NFS_COW}" ] && [ -z "${NOPERSISTENT}" ]
1074 # check if there are any nfs options
1075 if echo ${NFS_COW}|grep -q ','
1077 nfs_cow_opts="-o nolock,$(echo ${NFS_COW}|cut -d, -f2-)"
1078 nfs_cow=$(echo ${NFS_COW}|cut -d, -f1)
1080 nfs_cow_opts="-o nolock"
1086 cowdevice=$(echo ${nfs_cow}|sed "s/client_mac_address/${mac}/")
1089 panic "unable to determine mac address"
1096 if [ "${cow_fstype}" = "nfs" ]
1098 [ "${quiet}" != "y" ] && log_begin_msg \
1099 "Trying nfsmount ${nfs_cow_opts} ${cowdevice} /cow"
1100 nfsmount ${nfs_cow_opts} ${cowdevice} /cow || \
1101 panic "Can not mount ${cowdevice} (n: ${cow_fstype}) on /cow"
1103 mount -t ${cow_fstype} -o rw,noatime ${cowdevice} /cow || \
1104 panic "Can not mount ${cowdevice} (o: ${cow_fstype}) on /cow"
1107 rofscount=$(echo ${rofslist} |wc -w)
1109 if [ -n "${EXPOSED_ROOT}" ]
1111 if [ ${rofscount} -ne 1 ]
1113 panic "only one RO file system supported with exposedroot: ${rofslist}"
1115 exposedrootfs=${rofslist%% }
1117 mount --bind ${exposedrootfs} ${rootmnt} || \
1118 panic "bind mount of ${exposedrootfs} failed"
1120 cow_dirs='/var/tmp /var/lock /var/run /var/log /var/spool
1121 /home /var/lib/live'
1123 for dir in ${cow_dirs}; do
1125 mount -t ${UNIONTYPE} \
1126 -o rw,noatime,dirs=/cow${dir}=rw:${exposedrootfs}${dir}=ro \
1127 ${UNIONTYPE} "${rootmnt}${dir}" || \
1128 panic "mount ${UNIONTYPE} on ${rootmnt}${dir} failed with option \
1129 rw,noatime,dirs=/cow${dir}=rw:${exposedrootfs}${dir}=ro"
1132 mount -t ${UNIONTYPE} -o noatime,dirs=/cow=rw:${rofsstring} \
1133 ${UNIONTYPE} "${rootmnt}" || panic "mount ${UNIONTYPE} on \
1134 ${rootmnt} failed with option noatime,dirs=/cow=rw:${rofsstring}"
1137 # tmpfs file systems
1138 mkdir -p "${rootmnt}/live"
1139 mount -t tmpfs tmpfs ${rootmnt}/live
1141 # Adding other custom mounts
1142 if [ -n "${PERSISTENT}" ] && [ -z "${NOPERSISTENT}" ]
1144 # directly mount /home
1145 # FIXME: add a custom mounts configurable system
1146 homecow=$(find_cow_device "${home_persistence}" )
1148 if [ -b "${homecow}" ]
1150 mount -t $(get_fstype "${homecow}") -o rw,noatime "${homecow}" "${rootmnt}/home"
1151 export HOMEMOUNTED=1 # used to proper calculate free space in do_snap_copy()
1153 [ "${quiet}" != "y" ] && log_warning_msg "Unable to find the persistent home medium"
1156 # Look for other snapshots to copy in
1157 try_snap "${root_snapshot_label}" "${rootmnt}" "ROOT"
1158 try_snap "${home_snapshot_label}" "${rootmnt}/home" "HOME"
1161 if [ -n "${SHOWMOUNTS}" ]
1163 for d in ${rofslist}
1165 mkdir -p "${rootmnt}/live/${d##*/}"
1169 # do nothing # mount -o bind "${d}" "${rootmnt}/live/${d##*/}"
1173 mount -o move "${d}" "${rootmnt}/live/${d##*/}"
1179 # shows cow fs on /cow for use by live-snapshot
1180 mkdir -p "${rootmnt}/live/cow"
1181 mount -o move /cow "${rootmnt}/live/cow" || mount -o bind /cow "${rootmnt}/live/cow" || [ "${quiet}" != "y" ] && log_warning_msg "Unable to move or bind /cow to ${rootmnt}/live/cow"
1188 skip_uuid_check="${3}"
1190 if [ -z "${devname}" ]
1192 devname=$(sys2dev "${sysdev}")
1195 if [ -d "${devname}" ]
1197 mount -o bind "${devname}" $mountpoint || continue
1199 if is_live_path $mountpoint
1208 if [ -n "${LIVE_MEDIA_OFFSET}" ]
1210 loopdevname=$(setup_loop "${devname}" "loop" "/sys/block/loop*" "${LIVE_MEDIA_OFFSET}" '')
1211 devname="${loopdevname}"
1214 fstype=$(get_fstype "${devname}")
1216 if is_supported_fs ${fstype}
1218 mount -t ${fstype} -o ro,noatime "${devname}" ${mountpoint} || continue
1220 if is_live_path ${mountpoint} && \
1221 ([ "${skip_uuid_check}" ] || matches_uuid ${mountpoint})
1226 umount ${mountpoint}
1230 if [ -n "${LIVE_MEDIA_OFFSET}" ]
1232 losetup -d "${loopdevname}"
1242 # first look at the one specified in the command line
1243 if [ ! -z "${LIVE_MEDIA}" ]
1245 if check_dev "null" "${LIVE_MEDIA}" "skip_uuid_check"
1251 # don't start autodetection before timeout has expired
1252 if [ -n "${LIVE_MEDIA_TIMEOUT}" ]
1254 if [ "${timeout}" -lt "${LIVE_MEDIA_TIMEOUT}" ]
1260 # or do the scan of block devices
1261 for sysblock in $(echo /sys/block/* | tr ' ' '\n' | grep -v loop | grep -v ram | grep -v 'dm-' | grep -v fd )
1263 devname=$(sys2dev "${sysblock}")
1264 fstype=$(get_fstype "${devname}")
1266 if /lib/udev/cdrom_id ${devname} > /dev/null
1268 if check_dev "null" "${devname}"
1272 elif is_nice_device "${sysblock}"
1274 for dev in $(subdevices "${sysblock}")
1276 if check_dev "${dev}"
1281 elif [ "${fstype}" = "squashfs" -o \
1282 "${fstype}" = "ext2" -o \
1283 "${fstype}" = "ext3" -o \
1284 "${fstype}" = "jffs2" ]
1286 # This is an ugly hack situation, the block device has
1287 # an image directly on it. It's hopefully
1288 # live-initramfs, so take it and run with it.
1289 ln -s "${devname}" "${devname}.${fstype}"
1290 echo "${devname}.${fstype}"
1298 set_usplash_timeout ()
1300 if [ -x /sbin/usplash_write ]
1302 /sbin/usplash_write "TIMEOUT 120"
1309 if [ -x /scripts/local-top/cryptroot ]; then
1310 /scripts/local-top/cryptroot
1317 tail -f live.log >&7 &
1323 [ "${quiet}" != "y" ] && log_begin_msg "Running /scripts/live-premount"
1324 run_scripts /scripts/live-premount
1325 [ "${quiet}" != "y" ] && log_end_msg
1327 # Needed here too because some things (*cough* udev *cough*)
1328 # changes the timeout
1332 if [ ! -z "${NETBOOT}" ] || [ ! -z "${FETCH}" ] || [ ! -z "${HTTPFS}" ] || [ ! -z "${FTPFS}" ]
1336 livefs_root="${mountpoint}"
1338 panic "Unable to find a live file system on the network"
1341 if [ -n "${PLAIN_ROOT}" ] && [ -n "${ROOT}" ]
1343 # Do a local boot from hd
1346 # Scan local devices for the image
1347 for i in 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
1349 livefs_root=$(find_livefs ${i})
1351 if [ -n "${livefs_root}" ]
1361 if [ -z "${livefs_root}" ]
1363 panic "Unable to find a medium containing a live file system"
1369 elif [ "${TODISK}" ]
1371 live_dest="${TODISK}"
1374 if [ "${live_dest}" ]
1376 log_begin_msg "Copying live media to ${live_dest}"
1377 copy_live_to "${livefs_root}" "${live_dest}"
1381 if [ -n "${MODULETORAMFILE}" ]
1383 setup_unionfs "${livefs_root}" "${rootmnt}"
1386 mac="$(echo ${mac} | sed 's/-//g')"
1387 mount_images_in_directory "${livefs_root}" "${rootmnt}" "${mac}"
1392 maybe_break live-bottom
1393 [ "${quiet}" != "y" ] && log_begin_msg "Running /scripts/live-bottom"
1395 run_scripts /scripts/live-bottom
1396 [ "${quiet}" != "y" ] && log_end_msg
1401 cp live.log "${rootmnt}/var/log/"