# set -e
-export PATH=/root/usr/bin:/root/usr/sbin:/root/bin:/root/sbin:/usr/bin:/usr/sbin:/bin:/sbin
+export PATH="/root/usr/bin:/root/usr/sbin:/root/bin:/root/sbin:/usr/bin:/usr/sbin:/bin:/sbin"
echo "/root/lib" >> /etc/ld.so.conf
echo "/root/usr/lib" >> /etc/ld.so.conf
-mountpoint=/live_media
+mountpoint="/live/image"
+LIVE_MEDIA_PATH="live"
root_persistence="live-rw"
home_persistence="home-rw"
root_snapshot_label="live-sn"
home_snapshot_label="home-sn"
-USERNAME=user
+USERNAME="user"
USERFULLNAME="Live user"
-HOSTNAME=host
-BUILD_SYSTEM=Custom
+HOSTNAME="host"
+BUILD_SYSTEM="Custom"
-mkdir -p $mountpoint
+mkdir -p "${mountpoint}"
[ -f /etc/live.conf ] && . /etc/live.conf
export USERNAME USERFULLNAME HOSTNAME BUILD_SYSTEM
touch /live.vars
fi
-parse_cmdline ()
+Arguments ()
{
- 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=} ;;
- noswap)
- export NOSWAP="Yes" ;;
- noautologin)
- export NOAUTOLOGIN="Yes" ;;
- noxautologin)
- export NOXAUTOLOGIN="Yes" ;;
- nosudo)
- export NOSUDO="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#*=}" ;;
- upgrade)
- export UPGRADE="Yes" ;;
- */*=*)
- 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
+ PRESEEDS=""
+
+ for ARGUMENT in `cat /proc/cmdline`
+ do
+ case "${ARGUMENT}" in
+ access=*)
+ ACCESS="${ARGUMENT#access=}"
+ export ACCESS
+ ;;
+
+ console=*)
+ DEFCONSOLE="${ARGUMENT#*=}"
+ export DEFCONFSOLE
+ ;;
+
+ debug)
+ DEBUG="Yes"
+ export DEBUG
+
+ set -x
+ ;;
+
+ fetch=*)
+ FETCH="${ARGUMENT#fetch=}"
+ export FETCH
+ ;;
+
+ hostname=*)
+ HOSTNAME="${ARGUMENT#hostname=}"
+ LIVECONF="changed"
+ export HOSTNAME LIVECONF
+ ;;
+
+ username=*)
+ USERNAME="${ARGUMENT#username=}"
+ LIVECONF="changed"
+ export USERNAME LIVECONF
+ ;;
+
+ userfullname=*)
+ USERFULLNAME="${ARGUMENT#userfullname=}"
+ LIVECONF="changed"
+ export USERFULLNAME LIVECONF
+ ;;
+
+ ip=*)
+ STATICIP="${ARGUMENT#ip=}"
+
+ if [ -z "${STATICIP}" ]
+ then
+ STATICIP="frommedia"
+ fi
+
+ export STATICIP
+ ;;
+
+ keyb=*|kbd-chooser/method=*)
+ KBD="${ARGUMENT#*=}"
+ export KBD
+ ;;
+
+ klayout=*|console-setup/layoutcode=*)
+ KLAYOUT="${ARGUMENT#*=}"
+ export KLAYOUT
+ ;;
+
+ kvariant=*|console-setup/variantcode=*)
+ KVARIANT="${ARGUMENT#*=}"
+ export KVARIANT
+ ;;
+
+ kmodel=*|console-setup/modelcode=*)
+ KMODEL="${ARGUMENT#*=}"
+ export KMODEL
+ ;;
+
+ koptions=*)
+ KOPTIONS="${ARGUMENT#koptions=}"
+ export KOPTIONS
+ ;;
+
+ live-getty)
+ LIVE_GETTY="1"
+ export LIVE_GETTY
+ ;;
+
+ live-media=*|bootfrom=*)
+ LIVE_MEDIA="${ARGUMENT#*=}"
+ export LIVE_MEDIA
+ ;;
+
+ live-media-encryption=*|encryption=*)
+ LIVE_MEDIA_ENCRYPTION="${ARGUMENT#*=}"
+ export LIVE_MEDIA_ENCRYPTION
+ ;;
+
+ live-media-offset=*)
+ LIVE_MEDIA_OFFSET="${ARGUMENT#live-media-offset=}"
+ export LIVE_MEDIA_OFFSET
+ ;;
+
+ live-media-path=*)
+ LIVE_MEDIA_PATH="${ARGUMENT#live-media-path=}"
+ export LIVE_MEDIA_PATH
+ ;;
+
+ live-media-timeout=*)
+ LIVE_MEDIA_TIMEOUT="${ARGUMENT#live-media-timeout=}"
+ export LIVE_MEDIA_TIMEOUT
+ ;;
+
+ locale=*|debian-installer/locale=*)
+ LOCALE="${ARGUMENT#*=}"
+ export LOCALE
+ ;;
+
+ module=*)
+ MODULE="${ARGUMENT#module=}"
+ export MODULE
+ ;;
+
+ netboot=*)
+ NETBOOT="${ARGUMENT#netboot=}"
+ export NETBOOT
+ ;;
+
+ nfsopts=*)
+ NFSOPTS="${ARGUMENT#nfsopts=}"
+ export NFSOPTS
+ ;;
+
+ noautologin)
+ NOAUTOLOGIN="Yes"
+ export NOAUTOLOGIN
+ ;;
+
+ noxautologin)
+ NOXAUTOLOGIN="Yes"
+ export NOXAUTOLOGIN
+ ;;
+
+ nofastboot)
+ NOFASTBOOT="Yes"
+ export NOFASTBOOT
+ ;;
+
+ nopersistent)
+ PERSISTENT=""
+ export PERSISTENT
+ ;;
+
+ nosudo)
+ NOSUDO="Yes"
+ export NOSUDO
+ ;;
+
+ noswap)
+ NOSWAP="Yes"
+ export NOSWAP
+ ;;
+
+ persistent)
+ PERSISTENT="Yes"
+ export PERSISTENT
+ ;;
+
+ preseed/file=*|file=*)
+ LOCATION="${ARGUMENT#*=}"
+ export LOCATION
+ ;;
+
+ url=*)
+ location="${ARGUMENT#url=}"
+
+ mount -n -o bind /sys /root/sys
+ mount -n -o bind /proc /root/proc
+ mount -n -o bind /dev /root/dev
+
+ mkdir -p /root/var/run/network
+ chroot /root ifup -a
+ chroot /root wget -P /tmp "$location"
+ chroot /root ifdown -a
+
+ umount /root/sys
+ umount /root/proc
+ umount /root/dev
+
+ LOCATION="/tmp/$(basename "$location")"
+ ;;
+
+ */*=*)
+ question="${ARGUMENT%%=*}"
+ value="${ARGUMENT#*=}"
+ PRESEEDS="${PRESEEDS}\"${question}=${value}\" "
+ export PRESEEDS
+ ;;
+
+ showmounts)
+ SHOWMOUNTS="Yes"
+ export SHOWMOUNTS
+ ;;
+
+ timezone=*)
+ TIMEZONE="${ARGUMENT#timezone=}"
+ export TIMEZONE
+ ;;
+
+ todisk=*)
+ TODISK="${ARGUMENT#todisk=}"
+ export TODISK
+ ;;
+
+ toram)
+ TORAM="Yes"
+ export TORAM
+ ;;
+
+ union=*)
+ UNIONTYPE="${ARGUMENT#union=}"
+ export UNIONTYPE
+ ;;
+
+ utc=*)
+ UTC="${ARGUMENT#utc=}"
+ export UTC
+ ;;
+
+ xdebconf)
+ XDEBCONF="Yes"
+ export XDEBCONF
+ ;;
+
+ xvideomode=*)
+ XVIDEOMODE="${ARGUMENT#xvideomode=}"
+ export XVIDEOMODE
+ ;;
+ 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="filesystem"
+ export MODULE
+ fi
+
+ if [ -z "${UNIONTYPE}" ]
+ then
+ UNIONTYPE="unionfs"
+ export UNIONTYPE
+ fi
}
-is_live_path() {
- path=$1
- if [ -d "$path/live" ]; then
- if [ "$(echo $path/live/*.squashfs)" != "$path/live/*.squashfs" ] ||
- [ "$(echo $path/live/*.ext2)" != "$path/live/*.ext2" ] ||
- [ "$(echo $path/live/*.ext3)" != "$path/live/*.ext3" ] ||
- [ "$(echo $path/live/*.dir)" != "$path/live/*.dir" ]; then
- return 0
- fi
- fi
- return 1
+is_live_path()
+{
+ DIRECTORY="${1}"
+
+ if [ -d "${DIRECTORY}"/"${LIVE_MEDIA_PATH}" ]
+ then
+ for FILESYSTEM in squashfs ext2 ext3 xfs dir
+ do
+ if [ "`echo ${DIRECTORY}/${LIVE_MEDIA_PATH}/*.${FILESYSTEM}`" != "${DIRECTORY}/${LIVE_MEDIA_PATH}/*.${FILESYSTEM}" ]
+ then
+ return 0
+ fi
+ done
+ fi
+
+ return 1
}
get_backing_device() {
mount_images_in_directory() {
directory="$1"
rootmnt="$2"
- if match_files_in_dir "$directory/live/*.squashfs" ||
- match_files_in_dir "$directory/live/*.ext2" ||
- match_files_in_dir "$directory/live/*.ext3" ||
- match_files_in_dir "$directory/live/*.dir"; then
- setup_unionfs "$directory/live" "$rootmnt"
+
+ if match_files_in_dir "$directory/${LIVE_MEDIA_PATH}/*.squashfs" ||
+ match_files_in_dir "$directory/${LIVE_MEDIA_PATH}/*.ext2" ||
+ match_files_in_dir "$directory/${LIVE_MEDIA_PATH}/*.ext3" ||
+ match_files_in_dir "$directory/${LIVE_MEDIA_PATH}/*.dir"; then
+ setup_unionfs "$directory/${LIVE_MEDIA_PATH}" "$rootmnt"
else
:
fi
return 1
fi
- # begin copying..
+ # begin copying (or uncompressing)
mkdir "${copyto}"
echo "mount -t ${fstype} ${mount_options} ${dev} ${copyto}"
mount -t "${fstype}" ${mount_options} "${dev}" "${copyto}"
- cp -a ${copyfrom}/* ${copyto} # "cp -a" from busybox also copies hidden files
- umount ${copyfrom}
- mount -r --move ${copyto} ${copyfrom}
+
+ if [ "$extension" == "tgz" ]; then
+ cd "${copyto}"
+ tar zxf "${copyfrom}/${LIVE_MEDIA_PATH}/$(basename ${FETCH})"
+ rm -f "${copyfrom}/${LIVE_MEDIA_PATH}/$(basename ${FETCH})"
+ mount -r --move "${copyto}" "${rootmnt}"
+ cd "${OLDPWD}"
+ else
+ cp -a ${copyfrom}/* ${copyto} # "cp -a" from busybox also copies hidden files
+ umount ${copyfrom}
+ mount -r --move ${copyto} ${copyfrom}
+ fi
rmdir ${copyto}
return 0
}
NFSROOT=${ROOTSERVER}:${ROOTPATH}
fi
+ # source relevant ipconfig output
+ . /tmp/net-${DEVICE}.conf
+ export HOSTNAME
+
+ if [ -n "${FETCH}" ] && do_httpmount; then
+ rc=0
+ return ${rc}
+ fi
+
+ if [ "${NFSROOT#*:}" = "$NFSROOT" ] && [ "$NETBOOT" != "cifs" ]; then
+ NFSROOT=${ROOTSERVER}:${NFSROOT}
+ fi
+
[ "$quiet" != "y" ] && log_begin_msg "Trying netboot from ${NFSROOT}"
if [ "${NETBOOT}" != "nfs" ] && do_cifsmount ; then
return ${rc}
}
+do_httpmount() {
+ rc=1
+ extension=`echo "${FETCH}" | sed 's/\(.*\)\.\(.*\)/\2/'`
+ case "${extension}" in
+ squashfs|tgz|tar)
+ [ "$quiet" != "y" ] && log_begin_msg "Trying wget ${FETCH} -O ${mountpoint}/$(basename ${FETCH})"
+ mkdir -p "${mountpoint}/${LIVE_MEDIA_PATH}"
+ wget "${FETCH}" -O "${mountpoint}/${LIVE_MEDIA_PATH}/$(basename ${FETCH})"
+ [ $? -eq 0 ] && rc=0
+ [ "${extension}" == "tgz" ] && live_dest="ram"
+ ;;
+ *)
+ [ "$quiet" != "y" ] && log_begin_msg "Unrecognized archive extension for ${FETCH}"
+ esac
+ return ${rc}
+}
+
do_nfsmount() {
rc=1
modprobe "${MP_QUIET}" nfs
image_directory="$1"
rootmnt="$2"
- modprobe "${MP_QUIET}" -b unionfs
+ modprobe "${MP_QUIET}" -b ${UNIONTYPE}
# 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,
roopt="ro"
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 ${MODULE}.lst does not exist, create a list of images
- for image_type in "ext2" "ext3" "squashfs" "dir"; do
- for image in "${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
+ # Read image names from ${MODULE}.module if it exists
+ if [ -e "${image_directory}/filesystem.${MODULE}.module" ]
+ then
+ for IMAGE in `cat ${image_directory}/filesystem.${MODULE}.module`
+ do
+ image_string="${image_string} ${image_directory}/${image}"
+ done
+ elif [ -e "${image_directory}/${MODULE}.module" ]
+ then
+ for IMAGE in `cat ${image_directory}/${MODULE}.module`
+ do
+ image_string="${image_string} ${image_directory}/${image}"
+ done
+ else
+ # ${MODULE}.module does not exist, create a list of images
+ for FILESYSTEM in squashfs ext2 ext3 xfs dir
+ do
+ for IMAGE in "${image_directory}"/*."${FILESYSTEM}"
+ do
+ if [ -e "${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
mount ${cowdevice} -t ${cow_fstype} -o rw /cow || panic "Can not mount $cowdevice on /cow"
- mount -t unionfs -o dirs=/cow=rw:$rofsstring unionfs "$rootmnt" || panic "Unionfs mount failed"
+ mount -t ${UNIONTYPE} -o dirs=/cow=rw:$rofsstring ${UNIONTYPE} "$rootmnt" || panic "${UNIONTYPE} mount failed"
# Adding other custom mounts
if [ -n "${PERSISTENT}" ]; then
fi
# shows cow fs on /cow for use by live-snapshot
- mkdir -p "${rootmnt}/cow"
- mount -o bind /cow "${rootmnt}/cow"
+ mkdir -p "${rootmnt}/live/cow"
+ mount -o bind /cow "${rootmnt}/live/cow"
}
check_dev ()
exec > live.log
exec 2>&1
- parse_cmdline
+ Arguments
set_usplash_timeout
[ "$quiet" != "y" ] && log_begin_msg "Running /scripts/live-premount"
set_usplash_timeout
- if [ ! -z "${NETBOOT}" ]; then
+ if [ ! -z "${NETBOOT}" ] || [ ! -z "${FETCH}" ]; then
if do_netmount ; then
livefs_root="${mountpoint}"
else
live_dest="${TODISK}"
fi
if [ "${live_dest}" ]; then
- log_begin_msg "Copying live_media to ${live_dest}"
+ log_begin_msg "Copying live media to ${live_dest}"
copy_live_to "${livefs_root}" "${live_dest}"
log_end_msg
fi