echo "/root/lib" >> /etc/ld.so.conf
echo "/root/usr/lib" >> /etc/ld.so.conf
-mountpoint=/cdrom
+mountpoint=/live_media
+
+root_persistence="live-rw"
+home_persistence="home-rw"
+root_snapshot_label="live-sn"
+home_snapshot_label="home-sn"
USERNAME=user
-USERFULLNAME="Live session user"
-HOST=live
+USERFULLNAME="Live user"
+HOSTNAME=host
BUILD_SYSTEM=Custom
mkdir -p $mountpoint
[ -f /etc/live.conf ] && . /etc/live.conf
-export USERNAME USERFULLNAME HOST BUILD_SYSTEM
+export USERNAME USERFULLNAME HOSTNAME BUILD_SYSTEM
. /scripts/live-helpers
touch /live.vars
fi
-is_casper_path() {
+parse_cmdline ()
+{
+ PRESEEDS=
+ # looking for live-initramfs specifics options as kernel parameters
+ for x in $(cat /proc/cmdline); do
+ case $x in
+ userfullname=*)
+ export USERFULLNAME=${x#userfullname=}
+ export LIVECONF="changed"
+ ;;
+ hostname=*)
+ export HOSTNAME=${x#hostname=}
+ export LIVECONF="changed"
+ ;;
+ username=*)
+ export USERNAME=${x#username=}
+ export LIVECONF="changed"
+ ;;
+ netboot*)
+ export NETBOOT=${x#netboot=} ;;
+ access=*)
+ export ACCESS=${x#access=} ;;
+ xdebconf)
+ export XDEBCONF="Yes" ;;
+ xvideomode=*)
+ export XVIDEOMODE="${x#xvideomode=}" ;;
+ toram)
+ export TORAM="Yes" ;;
+ todisk=*)
+ export TODISK=${x#todisk=} ;;
+ swapoff)
+ export SWAPOFF="Yes" ;;
+ showmounts)
+ export SHOWMOUNTS="Yes" ;;
+ persistent)
+ export PERSISTENT="Yes" ;;
+ nopersistent)
+ export PERSISTENT="" ;;
+ ip*)
+ STATICIP=${x#ip=}
+ if [ "${STATICIP}" == "" ]; then
+ STATICIP="frommedia"
+ fi
+ export STATICIP ;;
+ live-getty)
+ export LIVE_GETTY=1 ;;
+ bootfrom=*|live-media=*)
+ export LIVE_MEDIA=${x#*=} ;;
+ live-media-encryption=*|encryption=*)
+ export LIVE_MEDIA_ENCRYPTION=${x#*=} ;;
+ live-media-timeout=*)
+ export LIVE_MEDIA_TIMEOUT=${x#live-media-timeout=} ;;
+ live-media-offset=*)
+ export LIVE_MEDIA_OFFSET=${x#live-media-offset=} ;;
+ locale=*|debian-installer/locale=*)
+ export LOCALE=${x#*=} ;;
+ keyb=*|kbd-chooser/method=*)
+ export KBD=${x#*=} ;;
+ klayout=*|console-setup/layoutcode=*)
+ export KLAYOUT=${x#*=} ;;
+ koptions=*)
+ export KOPTIONS=${x#koptions=} ;;
+ kvariant=*|console-setup/variantcode=*)
+ export KVARIANT=${x#*=} ;;
+ kmodel=*|console-setup/modelcode=*)
+ export KMODEL=${x#*=} ;;
+ module=*)
+ export MODULE=${x#module=} ;;
+ preseed/file=*|file=*)
+ export LOCATION="${x#*=}" ;;
+ */*=*)
+ question="${x%%=*}"
+ value="${x#*=}"
+ PRESEEDS="${PRESEEDS}\"${question}=${value}\" "
+ ;;
+ console=*)
+ export DEFCONSOLE="${x#*=}" ;;
+ esac
+ done
+
+ # sort of compatibility with netboot.h from linux docs
+ if [ -z "${NETBOOT}" ]; then
+ if [ "${ROOT}" == "/dev/nfs" ]; then
+ NETBOOT="nfs"
+ export NETBOOT
+ elif [ "${ROOT}" == "/dev/cifs" ]; then
+ NETBOOT="cifs"
+ export NETBOOT
+ fi
+ fi
+
+ if [ -z "${MODULE}" ]; then
+ MODULE=order
+ fi
+}
+
+is_live_path() {
path=$1
if [ -d "$path/live" ]; then
if [ "$(echo $path/live/*.squashfs)" != "$path/live/*.squashfs" ] ||
get_backing_device() {
case "$1" in
*.squashfs|*.ext2)
- echo $(setup_loop "$1" "loop" "/sys/block/loop*")
+ echo $(setup_loop "$1" "loop" "/sys/block/loop*" '0' "${LIVE_MEDIA_ENCRYPTION}")
;;
*.dir)
echo "directory"
try_snap ()
{
# Look for $snap_label.* in block devices and copy the contents to $snap_mount
- # and remember the device and filename for resync on exit in casper.init
+ # and remember the device and filename for resync on exit in live-initramfs.init
snap_label="${1}"
snap_mount="${2}"
roopt="ro"
fi
- mkdir -p "${croot}"
- for image_type in "ext2" "squashfs" "dir" ; do
- for image in "${image_directory}"/*."${image_type}"; do
- imagename=$(basename "${image}")
- if [ -d "${image}" ]; then
- # it is a plain directory: do nothing
- rofsstring="${image}=${roopt}:${rofsstring}"
- rofslist="${image} ${rofslist}"
- elif [ -f "${image}" ]; then
- backdev=$(get_backing_device "$image")
- fstype=$(get_fstype "${backdev}")
- if [ "${fstype}" = "unknown" ]; then
- panic "Unknown file system type on ${backdev} (${image})"
- fi
- mkdir -p "${croot}/${imagename}"
- mount -t "${fstype}" -o ro "${backdev}" "${croot}/${imagename}" || panic "Can not mount $backdev ($image) on ${croot}/${imagename}" && rofsstring="${croot}/${imagename}=${roopt}:${rofsstring}" && rofslist="${croot}/${imagename} ${rofslist}"
- fi
+ # Read image names from ${MODULE}.lst if it exists
+ if [ -e "${image_directory}/${MODULE}.lst" ]; then
+ for image in $(cat "${image_directory}/${MODULE}.lst"); do
+ image_string="${image_string} ${image_directory}/${image}";
+ done
+ else
+ # If ${MODULE}.lst does not exist, create a list of images
+ for image_type in "ext2" "squashfs" "dir"; do
+ for image in "${image_directory}"/*."${image_type}"; do
+ if [ -e "${image}" ]; then
+ image_string="${image_string} ${image}";
+ fi
+ done
done
+ # Now sort the list
+ image_string=$(echo ${image_string} | sed -e 's/ /\n/g' | sort )
+ fi
+
+ mkdir -p "${croot}"
+ for image in ${image_string}; do
+ imagename=$(basename "${image}")
+ if [ -d "${image}" ]; then
+ # it is a plain directory: do nothing
+ rofsstring="${image}=${roopt}:${rofsstring}"
+ rofslist="${image} ${rofslist}"
+ elif [ -f "${image}" ]; then
+ backdev=$(get_backing_device "$image")
+ fstype=$(get_fstype "${backdev}")
+ if [ "${fstype}" = "unknown" ]; then
+ panic "Unknown file system type on ${backdev} (${image})"
+ fi
+ mkdir -p "${croot}/${imagename}"
+ mount -t "${fstype}" -o ro "${backdev}" "${croot}/${imagename}" || panic "Can not mount $backdev ($image) on ${croot}/${imagename}" && rofsstring="${croot}/${imagename}=${roopt}:${rofsstring}" && rofslist="${croot}/${imagename} ${rofslist}"
+ fi
done
rofsstring=${rofsstring%:}
;;
esac
done
- # shows cow fs on /cow for use by live-snapshot
- mkdir -p "${rootmnt}/cow"
- mount -o bind /cow "${rootmnt}/cow"
fi
- # move the first mount; no head in busybox-initramfs
- for d in $(mount -t squashfs | cut -d\ -f 3); do
- mkdir -p "${rootmnt}/rofs"
- mount -o move "${d}" "${rootmnt}/rofs"
- break
- done
+ # shows cow fs on /cow for use by live-snapshot
+ mkdir -p "${rootmnt}/cow"
+ mount -o bind /cow "${rootmnt}/cow"
}
check_dev ()
devname=$(sys2dev "${sysdev}")
fi
- if [ -n "${LIVEMEDIA_OFFSET}" ]; then
- loopdevname=$(setup_loop "${devname}" "loop" "/sys/block/loop*" "${LIVEMEDIA_OFFSET}")
- devname="${loopdevname}"
+ if [ -n "${LIVE_MEDIA_OFFSET}" ]; then
+ loopdevname=$(setup_loop "${devname}" "loop" "/sys/block/loop*" "${LIVE_MEDIA_OFFSET}" '')
+ devname="${loopdevname}"
fi
fstype=$(get_fstype "${devname}")
if is_supported_fs ${fstype}; then
mount -t ${fstype} -o ro "${devname}" $mountpoint || continue
- if is_casper_path $mountpoint; then
+ if is_live_path $mountpoint; then
echo $mountpoint
return 0
else
fi
fi
- if [ -n "${LIVEMEDIA_OFFSET}" ]; then
+ if [ -n "${LIVE_MEDIA_OFFSET}" ]; then
losetup -d "${loopdevname}"
fi
return 1
find_livefs() {
timeout="${1}"
# first look at the one specified in the command line
- if [ ! -z "${LIVEMEDIA}" ]; then
- if check_dev "null" "${LIVEMEDIA}"; then
+ if [ ! -z "${LIVE_MEDIA}" ]; then
+ if check_dev "null" "${LIVE_MEDIA}"; then
return 0
fi
fi
# don't start autodetection before timeout has expired
- if [ -n "${LIVEMEDIA_TIMEOUT}" ]; then
- if [ "${timeout}" -lt "${LIVEMEDIA_TIMEOUT}" ]; then
+ if [ -n "${LIVE_MEDIA_TIMEOUT}" ]; then
+ if [ "${timeout}" -lt "${LIVE_MEDIA_TIMEOUT}" ]; then
return 1
fi
fi
"${fstype}" = "ext2" ]; then
# This is an ugly hack situation, the block device has
# an image directly on it. It's hopefully
- # casper, so take it and run with it.
+ # live-initramfs, so take it and run with it.
ln -s "${devname}" "${devname}.${fstype}"
echo "${devname}.${fstype}"
return 0
exec > live.log
exec 2>&1
+ parse_cmdline
+
set_usplash_timeout
[ "$quiet" != "y" ] && log_begin_msg "Running /scripts/live-premount"
pulsate
fi
else
# Scan local devices for the image
- for i in 0 1 2 3 4 5 6 7 8 9 a b c d e f 10 11 12 13; do
+ for i in 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19; do
livefs_root=$(find_livefs $i)
- if [ "${livefs_root}" ]; then
+ if [ -n "${livefs_root}" ]; then
break
fi
sleep 1