{
sysfs_path="${1#/sys}"
- if /lib/udev/path_id "${sysfs_path}" | egrep -q "ID_PATH=(usb|pci-|platform-orion-ehci|platform-mmc|platform-mxsdhci|)"
+ if /lib/udev/path_id "${sysfs_path}" | egrep -q "ID_PATH=(usb|pci-|platform-sata_mv|platform-orion-ehci|platform-mmc|platform-mxsdhci|)"
then
return 0
elif echo "${sysfs_path}" | grep -q '^/block/vd[a-z]$'
elif echo ${sysfs_path} | grep -q "^/block/dm-"
then
return 0
+ elif echo ${sysfs_path} | grep -q "^/block/mtdblock"
+ then
+ return 0
fi
return 1
fi
modprobe fuse
$FUSE_MOUNT "${url}" "${dest}"
- FUSE_PID="$(minips h -C "$FUSE_MOUNT" | { read x y ; echo "$x" ; } )"
+ ROOT_PID="$(minips h -C "$FUSE_MOUNT" | { read x y ; echo "$x" ; } )"
fi
[ ${?} -eq 0 ] && rc=0
[ "${extension}" = "tgz" ] && live_dest="ram"
elif [ "${webfile}" != "FETCH" ] ; then
NETBOOT="${webfile}"
export NETBOOT
- if [ -n "${FUSE_PID}" ] ; then
- echo "${FUSE_PID}" > ${mountpoint}/root.pid
- fi
fi
return ${rc}
if [ -b "${fromdev}" ]
then
+ log_success_msg "Copying snapshot ${fromdev} to ${todir}..."
+
# look for free mem
if [ -n "${HOMEMOUNTED}" -a "${snap_type}" = "HOME" ]
then
return 0
else
- return 1
-
log_warning_msg "Unable to find the snapshot ${snap_type} medium"
+ return 1
fi
}
{
# Look for ${snap_label}.* in block devices
snap_label="${1}"
+ black_listed_devices="${2}"
if [ "${PERSISTENT}" != "nofiles" ]
then
# search for image files
- 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")
+ 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" "${black_listed_devices}")
fi
if [ -z "${snapdata}" ]
then
- snapdata=$(find_cow_device "${snap_label}")
+ snapdata=$(find_cow_device "${snap_label}" "${black_listed_devices}")
fi
echo "${snapdata}"
}
snapdata="${1}"
snap_mount="${2}"
snap_type="${3}"
+ snap_relpath="${4}"
+
+ if [ -z "${snap_relpath}" ]
+ then
+ # root snapshot, default usage
+ snap_relpath="/"
+ else
+ # relative snapshot (actually used just for "/home" snapshots)
+ snap_mount="${2}${snap_relpath}"
+ fi
if [ -n "${snapdata}" ] && [ ! -b "${snapdata}" ]
then
cpioargs='--unconditional --make-directories'
fi
- cd "${snap_mount}" && zcat "${snapback}/${snapfile}" | $cpiopath $cpioargs --extract --preserve-modification-time --no-absolute-filenames --sparse 2>/dev/null
- RES="$?"
+ if [ -s "${snapback}/${snapfile}" ]
+ then
+ BEFOREDIR="$(pwd)"
+ cd "${snap_mount}" && zcat "${snapback}/${snapfile}" | $cpiopath $cpioargs --extract --preserve-modification-time --no-absolute-filenames --sparse 2>/dev/null
+ RES="$?"
+ cd "${BEFOREDIR}"
+ else
+ log_warning_msg "${snapback}/${snapfile} is empty, adding it for sync on reboot."
+ RES="0"
+ fi
if [ "${RES}" != "0" ]
then
if ! do_snap_copy "${dev}" "${snap_mount}" "${snap_type}"
then
- log_warning_msg "Impossible to include the ${snap_type} Snapshot"
+ log_warning_msg "Impossible to include the ${snap_type} Snapshot (i)"
return 1
else
if [ -n "${snapfile}" ]
fi
fi
else
- log_warning_msg "Impossible to include the ${snap_type} Snapshot"
+ log_warning_msg "Impossible to include the ${snap_type} Snapshot (o)"
return 1
fi
- echo "export ${snap_type}SNAP="/cow${snap_mount#$rootmnt}":${snapdev}:${snapfile}" >> /etc/live.conf # for resync on reboot/halt
+ echo "export ${snap_type}SNAP=${snap_relpath}:${snapdev}:${snapfile}" >> snapshot.conf # for resync on reboot/halt
return 0
}
log_warning_msg "Unknown file system type on ${backdev} (${image}), assuming ${fstype}."
fi
- mkdir -p "${croot}/${imagename}"
- log_begin_msg "Mounting \"${image}\" on \"${croot}${imagename}\" via \"${backdev}\""
- mount -t "${fstype}" -o ro,noatime "${backdev}" "${croot}/${imagename}" || panic "Can not mount ${backdev} (${image}) on ${croot}/${imagename}" && rofsstring="${croot}/${imagename}=${roopt}:${rofsstring}" && rofslist="${croot}/${imagename} ${rofslist}"
+ if [ "${UNIONTYPE}" != "unionmount" ]
+ then
+ mpoint="${croot}/${imagename}"
+ rofsstring="${mpoint}=${roopt}:${rofsstring}" && rofslist="${mpoint} ${rofslist}"
+ else
+ mpoint="${rootmnt}"
+ fi
+ mkdir -p "${mpoint}"
+ log_begin_msg "Mounting \"${image}\" on \"${mpoint}\" via \"${backdev}\""
+ mount -t "${fstype}" -o ro,noatime "${backdev}" "${mpoint}" || panic "Can not mount ${backdev} (${image}) on ${mpoint}"
log_end_msg
fi
done
cow_mountopt="rw,noatime,mode=755"
fi
+ if [ "${UNIONTYPE}" != "unionmount" ]
+ then
+
if [ "${cow_fstype}" = "nfs" ]
then
log_begin_msg \
mount -t ${cow_fstype} -o ${cow_mountopt} ${cowdevice} /cow || \
panic "Can not mount ${cowdevice} (o: ${cow_fstype}) on /cow"
fi
+ fi
rofscount=$(echo ${rofslist} |wc -w)
pidof unionfs-fuse >> /dev/.initramfs/varrun/sendsigs.omit || true
;;
+ unionmount)
+ mount_full -t ${cow_fstype} -o noatime,union,${cow_mountopt} ${cowdevice} "${rootmnt}" || panic "${UNIONTYPE} ${cowdevice} on ${rootmnt} failed with option noatime,union,${cow_mountopt}"
+ ;;
+
*)
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:${rofsstring}"
;;
# Look for other snapshots to copy in
try_snap "${root_snapdata}" "${rootmnt}" "ROOT"
# This second type should be removed when snapshot grow smarter
- try_snap "${home_snapdata}" "${rootmnt}/home" "HOME"
+ try_snap "${home_snapdata}" "${rootmnt}" "HOME" "/home"
fi
if [ -n "${SHOWMOUNTS}" ]
echo "Warning: device for bootoption isofrom= ($FROMISO) not found.">>/live.log
else
mkdir /isofrom
- mount "$ISO_DEVICE" /isofrom
+ mount -t auto "$ISO_DEVICE" /isofrom
ISO_NAME="$(echo $FROMISO | sed "s|$ISO_DEVICE||")"
loopdevname=$(setup_loop "/isofrom/${ISO_NAME}" "loop" "/sys/block/loop*" "" '')
devname="${loopdevname}"
return 1
}
-set_usplash_timeout ()
-{
- if [ -x /sbin/usplash_write ]
- then
- /sbin/usplash_write "TIMEOUT 120"
- else if [ -x /sbin/splashy_update ] ; then
- /sbin/splashy_update "TIMEOUT 120"
- fi ; fi
-}
-
integrity_check ()
{
media_mountpoint="${1}"
fi
}
-start_usplash_pulse ()
-{
- if [ -x /sbin/usplash_write ]
- then
- /sbin/usplash_write "PULSELOGO"
- fi
-}
-
mountroot ()
{
if [ -x /scripts/local-top/cryptroot ]; then
Arguments
- set_usplash_timeout
- start_usplash_pulse
-
maybe_break live-premount
log_begin_msg "Running /scripts/live-premount"
run_scripts /scripts/live-premount
# Needed here too because some things (*cough* udev *cough*)
# changes the timeout
- set_usplash_timeout
-
if [ ! -z "${NETBOOT}" ] || [ ! -z "${FETCH}" ] || [ ! -z "${HTTPFS}" ] || [ ! -z "${FTPFS}" ]
then
if do_netmount
mount_images_in_directory "${livefs_root}" "${rootmnt}" "${mac}"
fi
+
+ if [ -n "${ROOT_PID}" ] ; then
+ echo "${ROOT_PID}" > "${rootmnt}"/live/root.pid
+ fi
+
log_end_msg
# unionfs-fuse needs /dev to be bind-mounted for the duration of
mount --move /live/image /root/live/image
fi
+ # aufs2 in kernel versions around 2.6.33 has a regression:
+ # directories can't be accessed when read for the first the time,
+ # causing a failure for example when accessing /var/lib/fai
+ # when booting FAI, this simple workaround solves it
+ ls /root/* >/dev/null 2>&1
+
+ # copy snapshot configuration if exists
+ if [ -f snapshot.conf ]
+ then
+ log_begin_msg "Copying snapshot.conf to ${rootmnt}/etc/live/boot.d"
+ if [ ! -d "${rootmnt}/etc/live/boot.d" ]
+ then
+ mkdir -p "${rootmnt}/etc/live/boot.d"
+ fi
+ cp snapshot.conf "${rootmnt}/etc/live/boot.d/"
+ log_end_msg
+ fi
+
maybe_break live-bottom
log_begin_msg "Running /scripts/live-bottom\n"