;;
fetch=*)
- FETCH="${ARGUMENT#fetch=}"
- export FETCH
- ;;
+ FETCH="${ARGUMENT#fetch=}"
+ export FETCH
+ ;;
forcepersistentfsck)
FORCEPERSISTENTFSCK="Yes"
httpfs=*)
HTTPFS="${ARGUMENT#httpfs=}"
export HTTPFS
- ;;
+ ;;
iscsi=*)
ISCSI="${ARGUMENT#iscsi=}"
export NONETWORKING
;;
+ ramdisk-size=*)
+ ramdisk_size="${ARGUMENT#ramdisk-size=}"
+ ;;
+
swapon)
SWAPON="Yes"
export SWAPON
elif echo ${sysfs_path} | grep -q "^/block/dm-"
then
return 0
+ elif echo ${sysfs_path} | grep -q "^/block/mtdblock"
+ then
+ return 0
fi
return 1
return 1
fi
+ # Custom ramdisk size
+ if [ -z "${mount_options}" ] && [ -n "${ramdisk_size}" ]
+ then
+ # FIXME: should check for wrong values
+ mount_options="-o size=${ramdisk_size}"
+ fi
+
# begin copying (or uncompressing)
mkdir "${copyto}"
log_begin_msg "mount -t ${fstype} ${mount_options} ${dev} ${copyto}"
[ "${DEBUG}" == "Yes" ] && debugopt="-d 8"
#FIXME this name is supposed to be unique - some date + ifconfig hash?
ISCSI_INITIATORNAME="iqn.1993-08.org.debian.live:01:$(echo "${HWADDR}" | sed -e s/://g)"
- export ISCSI_INITIATORNAME
+ export ISCSI_INITIATORNAME
if [ -n "${ISCSI_SERVER}" ] ; then
iscsistart $debugopt -i "${ISCSI_INITIATORNAME}" -t "${ISCSI_TARGET}" -g 1 -a "${ISCSI_SERVER}" -p "${ISCSI_PORT}"
else
try_snap ()
{
- # copy the contents of previously found snapshot to ${snap_mount}
+ # copy the contents of previously found snapshot to ${snap_mount}
# and remember the device and filename for resync on exit in live-boot.init
snapdata="${1}"
{
image_directory="${1}"
rootmnt="${2}"
- addimage_directory="${3}"
+ addimage_directory="${3}"
case ${UNIONTYPE} in
aufs|unionfs)
croot="/"
# Let's just mount the read-only file systems first
- rofsstring=""
rofslist=""
if [ "${UNIONTYPE}" = "aufs" ]
image_string="$(echo ${image_string} | sed -e 's/ /\n/g' | sort )"
fi
- [ -n "${MODULETORAMFILE}" ] && image_string="${image_directory}/$(basename ${MODULETORAMFILE})"
+ [ -n "${MODULETORAMFILE}" ] && image_string="${image_directory}/$(basename ${MODULETORAMFILE})"
mkdir -p "${croot}"
if [ -d "${image}" ]
then
# it is a plain directory: do nothing
- rofsstring="${image}=${roopt}:${rofsstring}"
rofslist="${image} ${rofslist}"
elif [ -f "${image}" ]
then
if [ "${UNIONTYPE}" != "unionmount" ]
then
mpoint="${croot}/${imagename}"
- rofsstring="${mpoint}=${roopt}:${rofsstring}" && rofslist="${mpoint} ${rofslist}"
+ rofslist="${mpoint} ${rofslist}"
else
mpoint="${rootmnt}"
+ rofslist="${rootmnt} ${rofslist}"
fi
mkdir -p "${mpoint}"
log_begin_msg "Mounting \"${image}\" on \"${mpoint}\" via \"${backdev}\""
# we have a plain root system
mkdir -p "${croot}/filesystem"
log_begin_msg "Mounting \"${image_directory}\" on \"${croot}/filesystem\""
- mount -t $(get_fstype "${image_directory}") -o ro,noatime "${image_directory}" "${croot}/filesystem" || panic "Can not mount ${image_directory} on ${croot}/filesystem" && rofsstring="${croot}/filesystem=${roopt}:${rofsstring}" && rofslist="${croot}/filesystem ${rofslist}"
+ mount -t $(get_fstype "${image_directory}") -o ro,noatime "${image_directory}" "${croot}/filesystem" || \
+ panic "Can not mount ${image_directory} on ${croot}/filesystem" && \
+ rofslist="${croot}/filesystem ${rofslist}"
# probably broken:
mount -o bind ${croot}/filesystem $mountpoint
log_end_msg
fi
- rofsstring=${rofsstring%:}
-
mkdir -p /cow
# Looking for "${root_persistence}" device or file
if [ "${UNIONTYPE}" != "unionmount" ]
then
- if [ "${cow_fstype}" = "nfs" ]
- then
- log_begin_msg \
- "Trying nfsmount ${nfs_cow_opts} ${cowdevice} /cow"
- nfsmount ${nfs_cow_opts} ${cowdevice} /cow || \
- panic "Can not mount ${cowdevice} (n: ${cow_fstype}) on /cow"
- else
- mount -t ${cow_fstype} -o ${cow_mountopt} ${cowdevice} /cow || \
- panic "Can not mount ${cowdevice} (o: ${cow_fstype}) on /cow"
- fi
+ if [ "${cow_fstype}" = "nfs" ]
+ then
+ log_begin_msg \
+ "Trying nfsmount ${nfs_cow_opts} ${cowdevice} /cow"
+ nfsmount ${nfs_cow_opts} ${cowdevice} /cow || \
+ panic "Can not mount ${cowdevice} (n: ${cow_fstype}) on /cow"
+ else
+ mount -t ${cow_fstype} -o ${cow_mountopt} ${cowdevice} /cow || \
+ panic "Can not mount ${cowdevice} (o: ${cow_fstype}) on /cow"
+ fi
fi
rofscount=$(echo ${rofslist} |wc -w)
- if [ -n "${EXPOSED_ROOT}" ]
+ if [ ${rofscount} -ne 1 ]
then
- if [ ${rofscount} -ne 1 ]
- then
- panic "only one RO file system supported with exposedroot: ${rofslist}"
- fi
- exposedrootfs=${rofslist%% }
+ panic "only one RO file system supported with exposedroot: ${rofslist}"
+ fi
+ rofs=${rofslist%% }
- mount --bind ${exposedrootfs} ${rootmnt} || \
- panic "bind mount of ${exposedrootfs} failed"
+ if [ -n "${EXPOSED_ROOT}" ]
+ then
+ mount --bind ${rofs} ${rootmnt} || \
+ panic "bind mount of ${rofs} failed"
if [ -z "${SKIP_UNION_MOUNTS}" ]
then
else
cow_dirs=''
fi
+ else
+ cow_dirs="/"
+ fi
- for dir in ${cow_dirs}; do
- mkdir -p /cow${dir}
+ if [ "${cow_fstype}" != "tmpfs" ] && [ "${cow_dirs}" != "/" ] && [ "${UNIONTYPE}" = "unionmount" ]
+ then
+ true # FIXME: Maybe it does, I don't really know.
+ #panic "unionmount does not support subunions (${cow_dirs})."
+ fi
- 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}")
- mkdir -p /dev/.initramfs/varrun
- pidof unionfs-fuse >> /dev/.initramfs/varrun/sendsigs.omit || true
- ;;
+ unionmountopts=""
+ unionmountpoint=""
- *)
- 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
+ for dir in ${cow_dirs}; do
+ mkdir -p /cow${dir}
+
+ unionmountpoint="${rootmnt}${dir}"
+ unionrw="/cow${dir}"
+ unionro="${rofs}${dir}"
+ # We don't handle spaces and other junk gracefully here, hopefully not needed.
case "${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}")
- mkdir -p /dev/.initramfs/varrun
- pidof unionfs-fuse >> /dev/.initramfs/varrun/sendsigs.omit || true
+ unionmountopts="-o cow -o noinitgroups -o default_permissions -o allow_other -o use_ino -o suid"
+ unionmountopts="${unionmountopts} ${unionrw}=RW:${unionro}=RO"
+ ( sysctl -w fs.file-max=391524 ; ulimit -HSn 16384
+ unionfs-fuse ${unionmountopts} "${unionmountpoint}" ) && \
+ ( mkdir -p /dev/.initramfs/varrun
+ 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}"
+ unionmountopts="-t ${cow_fstype} -o noatime,union,${cow_mountopt} ${cowdevice}"
+ mount_full $unionmountopts "${unionmountpoint}"
;;
+
*)
- 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:${rofsstring}"
+ unionmountopts="-o noatime,${noxino_opt}dirs=${unionrw}=rw:${unionro}=${roopt}"
+ mount -t ${UNIONTYPE} ${unionmountopts} ${UNIONTYPE} "${unionmountpoint}"
;;
- esac
- fi
+ esac || \
+ panic "mount ${UNIONTYPE} on ${unionmountpoint} failed with option ${unionmountopts}"
+ done
# Correct the permissions of /:
chmod 0755 "${rootmnt}"
if [ "$ISO_DEVICE" = "/" ]
then
- echo "Warning: device for bootoption isofrom= ($FROMISO) not found.">>/live.log
+ echo "Warning: device for bootoption isofrom= ($FROMISO) not found.">>/live-boot.log
else
- mkdir /isofrom
- mount "$ISO_DEVICE" /isofrom
- ISO_NAME="$(echo $FROMISO | sed "s|$ISO_DEVICE||")"
- loopdevname=$(setup_loop "/isofrom/${ISO_NAME}" "loop" "/sys/block/loop*" "" '')
- devname="${loopdevname}"
+ fs_type=$(get_fstype "${ISO_DEVICE}")
+ if is_supported_fs ${fs_type}
+ then
+ mkdir /isofrom
+ mount -t $fs_type "$ISO_DEVICE" /isofrom
+ ISO_NAME="$(echo $FROMISO | sed "s|$ISO_DEVICE||")"
+ loopdevname=$(setup_loop "/isofrom/${ISO_NAME}" "loop" "/sys/block/loop*" "" '')
+ devname="${loopdevname}"
+ else
+ echo "Warning: unable to mount $ISO_DEVICE." >>/live.log
+ fi
fi
fi
do
if [ "$(cat ${sysblock}/removable)" = "1" ]
then
- if readlink ${sysblock} | grep -q usb ||
- readlink ${sysblock}/device | grep -q usb # linux < 2.6.29
+ if readlink ${sysblock} | grep -q usb
then
for dev in $(subdevices "${sysblock}")
do
mountroot ()
{
- if [ -x /scripts/local-top/cryptroot ]; then
+ if [ -x /scripts/local-top/cryptroot ]; then
/scripts/local-top/cryptroot
fi
exec 6>&1
exec 7>&2
- exec > live.log
+ exec > live-boot.log
exec 2>&1
- tail -f live.log >&7 &
+ tail -f live-boot.log >&7 &
tailpid="${!}"
# Ensure 'panic' function is overridden
exec 1>&6 6>&-
exec 2>&7 7>&-
kill ${tailpid}
- [ -w "${rootmnt}/var/log/" ] && cp live.log "${rootmnt}/var/log/" 2>/dev/null
+ [ -w "${rootmnt}/var/log/" ] && cp live-boot.log "${rootmnt}/var/log/" 2>/dev/null
}