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#!/bin/sh
# set -e
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/image"
alt_mountpoint="/media"
LIVE_MEDIA_PATH="live"
root_persistence="live-rw"
home_persistence="home-rw"
root_snapshot_label="live-sn"
home_snapshot_label="home-sn"
USERNAME="user"
USERFULLNAME="Live user"
HOSTNAME="host"
mkdir -p "${mountpoint}"
tried="/tmp/tried"
# Create /etc/mtab for debug purpose and future syncs
if [ ! -d /etc ]
then
mkdir /etc/
fi
if [ ! -f /etc/mtab ]
then
touch /etc/mtab
fi
. /scripts/live-helpers
if [ ! -f /live.vars ]
then
touch /live.vars
fi
Arguments ()
{
PRESEEDS=""
LOCATIONS=""
for ARGUMENT in $(cat /proc/cmdline)
do
case "${ARGUMENT}" in
skipconfig)
NOACCESSIBILITY="Yes"
NOFASTBOOT="Yes"
NOFSTAB="Yes"
NONETWORKING="Yes"
export NOACCESSIBILITY NOFASTBOOT NOFSTAB NONETWORKING
;;
access=*)
ACCESS="${ARGUMENT#access=}"
export ACCESS
;;
console=*)
DEFCONSOLE="${ARGUMENT#*=}"
export DEFCONSOLE
;;
BOOTIF=*)
BOOTIF="${x#BOOTIF=}"
;;
debug)
DEBUG="Yes"
export DEBUG
set -x
;;
dhcp)
# Force dhcp even while netbooting
# Use for debugging in case somebody works on fixing dhclient
DHCP="Force";
export DHCP
;;
nodhcp)
unset DHCP
;;
ethdevice=*)
DEVICE="${ARGUMENT#ethdevice=}"
ETHDEVICE="${DEVICE}"
export DEVICE ETHDEVICE
;;
ethdevice-timeout=*)
ETHDEV_TIMEOUT="${ARGUMENT#ethdevice-timeout=}"
export ETHDEV_TIMEOUT
;;
fetch=*)
FETCH="${ARGUMENT#fetch=}"
export FETCH
;;
forcepersistentfsck)
FORCEPERSISTENTFSCK="Yes"
export FORCEPERSISTENTFSCK
;;
ftpfs=*)
FTPFS="${ARGUMENT#ftpfs=}"
export FTPFS
;;
httpfs=*)
HTTPFS="${ARGUMENT#httpfs=}"
export HTTPFS
;;
iscsi=*)
ISCSI="${ARGUMENT#iscsi=}"
#ip:port - separated by ;
ISCSI_PORTAL="${ISCSI%;*}"
if echo "${ISCSI_PORTAL}" | grep -q , ; then
ISCSI_SERVER="${ISCSI_PORTAL%,*}"
ISCSI_PORT="${ISCSI_PORTAL#*,}"
fi
#target name
ISCSI_TARGET="${ISCSI#*;}"
export ISCSI ISCSI_PORTAL ISCSI_TARGET ISCSI_SERVER ISCSI_PORT
;;
isofrom=*|fromiso=*)
FROMISO="${ARGUMENT#*=}"
export FROMISO
;;
ignore_uuid)
IGNORE_UUID="Yes"
export IGNORE_UUID
;;
integrity-check)
INTEGRITY_CHECK="Yes"
export INTEGRITY_CHECK
;;
ip=*)
STATICIP="${ARGUMENT#ip=}"
if [ -z "${STATICIP}" ]
then
STATICIP="frommedia"
fi
export STATICIP
;;
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="${ARGUMENT#live-media-timeout=}"
export LIVE_MEDIA_TIMEOUT
;;
module=*)
MODULE="${ARGUMENT#module=}"
export MODULE
;;
netboot=*)
NETBOOT="${ARGUMENT#netboot=}"
export NETBOOT
;;
nfsopts=*)
NFSOPTS="${ARGUMENT#nfsopts=}"
export NFSOPTS
;;
nfscow=*)
NFS_COW="${ARGUMENT#nfscow=}"
export NFS_COW
;;
noaccessibility)
NOACCESSIBILITY="Yes"
export NOACCESSIBILITY
;;
nofastboot)
NOFASTBOOT="Yes"
export NOFASTBOOT
;;
nofstab)
NOFSTAB="Yes"
export NOFSTAB
;;
nonetworking)
NONETWORKING="Yes"
export NONETWORKING
;;
ramdisk-size=*)
ramdisk_size="${ARGUMENT#ramdisk-size=}"
;;
swapon)
SWAPON="Yes"
export SWAPON
;;
persistent)
PERSISTENT="Yes"
export PERSISTENT
;;
persistent-encryption=*)
PERSISTENT_ENCRYPTION="${ARGUMENT#*=}"
export PERSISTENT_ENCRYPTION
;;
persistent-media=*)
PERSISTENT_MEDIA="${ARGUMENT#*=}"
export PERSISTENT_MEDIA
;;
persistent-method=*)
PERSISTENT_METHOD="${ARGUMENT#*=}"
export PERSISTENT_METHOD
;;
persistent-path=*)
PERSISTENT_PATH="${ARGUMENT#persistent-path=}"
export PERSISTENT_PATH
;;
persistent-read-only)
PERSISTENT_READONLY="Yes"
export PERSISTENT_READONLY
;;
persistent-storage=*)
PERSISTENT_STORAGE="${ARGUMENT#persistent-storage=}"
export PERSISTENT_STORAGE
;;
persistent-subtext=*)
root_persistence="${root_persistence}-${ARGUMENT#persistent-subtext=}"
home_persistence="${home_persistence}-${ARGUMENT#persistent-subtext=}"
root_snapshot_label="${root_snapshot_label}-${ARGUMENT#persistent-subtext=}"
home_snapshot_label="${home_snapshot_label}-${ARGUMENT#persistent-subtext=}"
;;
nopersistent)
NOPERSISTENT="Yes"
export NOPERSISTENT
;;
noprompt)
NOPROMPT="Yes"
export NOPROMPT
;;
noprompt=*)
NOPROMPT="${ARGUMENT#noprompt=}"
export NOPROMPT
;;
quickusbmodules)
QUICKUSBMODULES="Yes"
export QUICKUSBMODULES
;;
preseed/file=*|file=*)
LOCATIONS="${ARGUMENT#*=} ${LOCATIONS}"
export LOCATIONS
;;
nopreseed)
NOPRESEED="Yes"
export NOPRESEED
;;
*/*=*)
question="${ARGUMENT%%=*}"
value="${ARGUMENT#*=}"
PRESEEDS="${PRESEEDS}\"${question}=${value}\" "
export PRESEEDS
;;
showmounts)
SHOWMOUNTS="Yes"
export SHOWMOUNTS
;;
silent)
SILENT="Yes"
export SILENT
;;
todisk=*)
TODISK="${ARGUMENT#todisk=}"
export TODISK
;;
toram)
TORAM="Yes"
export TORAM
;;
toram=*)
TORAM="Yes"
MODULETORAM="${ARGUMENT#toram=}"
export TORAM MODULETORAM
;;
exposedroot)
EXPOSED_ROOT="Yes"
export EXPOSED_ROOT
;;
plainroot)
PLAIN_ROOT="Yes"
export PLAIN_ROOT
;;
skipunion)
SKIP_UNION_MOUNTS="Yes"
export SKIP_UNION_MOUNTS
;;
root=*)
ROOT="${ARGUMENT#root=}"
export ROOT
;;
union=*)
UNIONTYPE="${ARGUMENT#union=}"
export UNIONTYPE
;;
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 "${UNIONTYPE}" ]
then
UNIONTYPE="aufs"
export UNIONTYPE
fi
if [ -z "${PERSISTENT_ENCRYPTION}" ]
then
PERSISTENT_ENCRYPTION="none"
export PERSISTENT_ENCRYPTION
elif echo ${PERSISTENT_ENCRYPTION} | grep -qe "\<luks\>"
then
if ! modprobe dm-crypt
then
log_warning_msg "Unable to load module dm-crypt"
PERSISTENT_ENCRYPTION=$(echo ${PERSISTENT_ENCRYPTION} | sed -e 's/\<luks,\|,\?luks$//g')
export PERSISTENT_ENCRYPTION
fi
if [ ! -x /lib/cryptsetup/askpass ] || [ ! -x /sbin/cryptsetup ]
then
log_warning_msg "cryptsetup in unavailable"
PERSISTENT_ENCRYPTION=$(echo ${PERSISTENT_ENCRYPTION} | sed -e 's/\<luks,\|,\?luks$//g')
export PERSISTENT_ENCRYPTION
fi
fi
if [ -n "${PERSISTENT}" ] && [ -z "${PERSISTENT_METHOD}" ]
then
PERSISTENT_METHOD="snapshot,overlay"
export PERSISTENT_METHOD
fi
if [ -n "${PERSISTENT}" ] && [ -z "${PERSISTENT_STORAGE}" ]
then
PERSISTENT_STORAGE="filesystem,file"
export PERSISTENT_STORAGE
fi
}
is_live_path ()
{
DIRECTORY="${1}"
if [ -d "${DIRECTORY}"/"${LIVE_MEDIA_PATH}" ]
then
for FILESYSTEM in squashfs ext2 ext3 ext4 xfs dir jffs2
do
if [ "$(echo ${DIRECTORY}/${LIVE_MEDIA_PATH}/*.${FILESYSTEM})" != "${DIRECTORY}/${LIVE_MEDIA_PATH}/*.${FILESYSTEM}" ]
then
return 0
fi
done
fi
return 1
}
matches_uuid ()
{
if [ "${IGNORE_UUID}" ] || [ ! -e /conf/uuid.conf ]
then
return 0
fi
path="${1}"
uuid="$(cat /conf/uuid.conf)"
for try_uuid_file in "${path}/.disk/live-uuid"*
do
[ -e "${try_uuid_file}" ] || continue
try_uuid="$(cat "${try_uuid_file}")"
if [ "${uuid}" = "${try_uuid}" ]
then
return 0
fi
done
return 1
}
get_backing_device ()
{
case "${1}" in
*.squashfs|*.ext2|*.ext3|*.ext4|*.jffs2)
echo $(setup_loop "${1}" "loop" "/sys/block/loop*" '0' "${LIVE_MEDIA_ENCRYPTION}" "${2}")
;;
*.dir)
echo "directory"
;;
*)
panic "Unrecognized live filesystem: ${1}"
;;
esac
}
match_files_in_dir ()
{
# Does any files match pattern ${1} ?
local pattern="${1}"
if [ "$(echo ${pattern})" != "${pattern}" ]
then
return 0
fi
return 1
}
mount_images_in_directory ()
{
directory="${1}"
rootmnt="${2}"
mac="${3}"
if match_files_in_dir "${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}/${LIVE_MEDIA_PATH}/*.ext4" ||
match_files_in_dir "${directory}/${LIVE_MEDIA_PATH}/*.jffs2" ||
match_files_in_dir "${directory}/${LIVE_MEDIA_PATH}/*.dir"
then
[ -n "${mac}" ] && adddirectory="${directory}/${LIVE_MEDIA_PATH}/${mac}"
setup_unionfs "${directory}/${LIVE_MEDIA_PATH}" "${rootmnt}" "${adddirectory}"
else
panic "No supported filesystem images found at /${LIVE_MEDIA_PATH}."
fi
}
is_nice_device ()
{
sysfs_path="${1#/sys}"
if [ -e /lib/udev/path_id ]
then
# squeeze
PATH_ID="/lib/udev/path_id"
else
# wheezy/sid (udev >= 174)
PATH_ID="/sbin/udevadm test-builtin path_id"
fi
if ${PATH_ID} "${sysfs_path}" | egrep -q "ID_PATH=(usb|pci-[^-]*-(ide|sas|scsi|usb|virtio)|platform-sata_mv|platform-orion-ehci|platform-mmc|platform-mxsdhci)"
then
return 0
elif echo "${sysfs_path}" | grep -q '^/block/vd[a-z]$'
then
return 0
elif echo ${sysfs_path} | grep -q "^/block/dm-"
then
return 0
elif echo ${sysfs_path} | grep -q "^/block/mtdblock"
then
return 0
fi
return 1
}
copy_live_to ()
{
copyfrom="${1}"
copytodev="${2}"
copyto="${copyfrom}_swap"
if [ -z "${MODULETORAM}" ]
then
size=$(fs_size "" ${copyfrom}/${LIVE_MEDIA_PATH} "used")
else
MODULETORAMFILE="${copyfrom}/${LIVE_MEDIA_PATH}/${MODULETORAM}"
if [ -f "${MODULETORAMFILE}" ]
then
size=$( expr $(ls -la ${MODULETORAMFILE} | awk '{print $5}') / 1024 + 5000 )
else
log_warning_msg "Error: toram-module ${MODULETORAM} (${MODULETORAMFILE}) could not be read."
return 1
fi
fi
if [ "${copytodev}" = "ram" ]
then
# copying to ram:
freespace=$(awk '/^MemFree:/{f=$2} /^Cached:/{c=$2} END{print f+c}' /proc/meminfo)
mount_options="-o size=${size}k"
free_string="memory"
fstype="tmpfs"
dev="/dev/shm"
else
# it should be a writable block device
if [ -b "${copytodev}" ]
then
dev="${copytodev}"
free_string="space"
fstype=$(get_fstype "${dev}")
freespace=$(fs_size "${dev}")
else
log_warning_msg "${copytodev} is not a block device."
return 1
fi
fi
if [ "${freespace}" -lt "${size}" ]
then
log_warning_msg "Not enough free ${free_string} (${freespace}k free, ${size}k needed) to copy live media in ${copytodev}."
return 1
fi
# Custom ramdisk size
if [ -z "${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} ${copyto}"
mount -t "${fstype}" ${mount_options} "${dev}" "${copyto}"
if [ "${extension}" = "tgz" ]
then
cd "${copyto}"
tar zxf "${copyfrom}/${LIVE_MEDIA_PATH}/$(basename ${FETCH})"
rm -f "${copyfrom}/${LIVE_MEDIA_PATH}/$(basename ${FETCH})"
mount -r -o move "${copyto}" "${rootmnt}"
cd "${OLDPWD}"
else
if [ -n "${MODULETORAMFILE}" ]
then
if [ -x /bin/rsync ]
then
echo " * Copying $MODULETORAMFILE to RAM" 1>/dev/console
rsync -a --progress ${MODULETORAMFILE} ${copyto} 1>/dev/console # copy only the filesystem module
else
cp ${MODULETORAMFILE} ${copyto} # copy only the filesystem module
fi
else
if [ -x /bin/rsync ]
then
echo " * Copying whole medium to RAM" 1>/dev/console
rsync -a --progress ${copyfrom}/* ${copyto} 1>/dev/console # "cp -a" from busybox also copies hidden files
else
mkdir -p ${copyto}/${LIVE_MEDIA_PATH}
cp -a ${copyfrom}/${LIVE_MEDIA_PATH}/* ${copyto}/${LIVE_MEDIA_PATH}
if [ -e ${copyfrom}/${LIVE_MEDIA_PATH}/.disk ]
then
cp -a ${copyfrom}/${LIVE_MEDIA_PATH}/.disk ${copyto}
fi
fi
fi
umount ${copyfrom}
mount -r -o move ${copyto} ${copyfrom}
fi
rmdir ${copyto}
return 0
}
do_netsetup ()
{
modprobe -q af_packet # For DHCP
udevadm trigger
udevadm settle
[ -n "$ETHDEV_TIMEOUT" ] || ETHDEV_TIMEOUT=15
echo "Using timeout of $ETHDEV_TIMEOUT seconds for network configuration."
if [ -z "${NETBOOT}" ] && [ -z "${FETCH}" ] && \
[ -z "${HTTPFS}" ] && [ -z "${FTPFS}" ]
then
# support for Syslinux IPAPPEND parameter
# it sets the BOOTIF variable on the kernel parameter
if [ -n "${BOOTIF}" ]
then
# pxelinux sets BOOTIF to a value based on the mac address of the
# network card used to PXE boot, so use this value for DEVICE rather
# than a hard-coded device name from initramfs.conf. this facilitates
# network booting when machines may have multiple network cards.
# pxelinux sets BOOTIF to 01-$mac_address
# strip off the leading "01-", which isn't part of the mac
# address
temp_mac=${BOOTIF#*-}
# convert to typical mac address format by replacing "-" with ":"
bootif_mac=""
IFS='-'
for x in $temp_mac
do
if [ -z "$bootif_mac" ]
then
bootif_mac="$x"
else
bootif_mac="$bootif_mac:$x"
fi
done
unset IFS
# look for devices with matching mac address, and set DEVICE to
# appropriate value if match is found.
for device in /sys/class/net/*
do
if [ -f "$device/address" ]
then
current_mac=$(cat "$device/address")
if [ "$bootif_mac" = "$current_mac" ]
then
DEVICE=${device##*/}
break
fi
fi
done
fi
# if ethdevice was not specified on the kernel command line
# make sure we try to get a working network configuration
# for *every* present network device (except for loopback of course)
if [ -z "$ETHDEVICE" ] ; then
echo "If you want to boot from a specific device use bootoption ethdevice=..."
for device in /sys/class/net/*; do
dev=${device##*/} ;
if [ "$dev" != "lo" ] ; then
ETHDEVICE="$ETHDEVICE $dev"
fi
done
fi
# split args of ethdevice=eth0,eth1 into "eth0 eth1"
for device in $(echo $ETHDEVICE | sed 's/,/ /g') ; do
devlist="$devlist $device"
done
# this is tricky (and ugly) because ipconfig sometimes just hangs/runs into
# an endless loop; iff execution fails give it two further tries, that's
# why we use '$devlist $devlist $devlist' for the other for loop
for dev in $devlist $devlist $devlist ; do
echo "Executing ipconfig -t $ETHDEV_TIMEOUT $dev"
ipconfig -t "$ETHDEV_TIMEOUT" $dev | tee -a /netboot.config &
jobid=$!
sleep "$ETHDEV_TIMEOUT" ; sleep 1
if [ -r /proc/"$jobid"/status ] ; then
echo "Killing job $jobid for device $dev as ipconfig ran into recursion..."
kill -9 $jobid
fi
# if configuration of device worked we should have an assigned
# IP address, iff so let's use the according as $DEVICE for later usage
# simple and primitive approach which seems to work fine
if ifconfig $dev | grep -q 'inet.*addr:' ; then
export DEVICE="$dev"
break
fi
done
else
for interface in ${DEVICE}; do
ipconfig -t "$ETHDEV_TIMEOUT" ${interface} | tee /netboot-${interface}.config
[ -e /tmp/net-${interface}.conf ] && . /tmp/net-${interface}.conf
if [ "$IPV4ADDR" != "0.0.0.0" ]
then
break
fi
done
fi
for interface in ${DEVICE}; do
# source relevant ipconfig output
OLDHOSTNAME=${HOSTNAME}
[ -e /tmp/net-${interface}.conf ] && . /tmp/net-${interface}.conf
[ -z ${HOSTNAME} ] && HOSTNAME=${OLDHOSTNAME}
export HOSTNAME
if [ -n "${interface}" ]
then
HWADDR="$(cat /sys/class/net/${interface}/address)"
fi
if [ ! -e "/etc/resolv.conf" ]
then
echo "Creating /etc/resolv.conf"
if [ -n "${DNSDOMAIN}" ]
then
echo "domain ${DNSDOMAIN}" > /etc/resolv.conf
echo "search ${DNSDOMAIN}" >> /etc/resolv.conf
fi
for i in ${IPV4DNS0} ${IPV4DNS1} ${IPV4DNS1}
do
if [ -n "$i" ] && [ "$i" != 0.0.0.0 ]
then
echo "nameserver $i" >> /etc/resolv.conf
fi
done
fi
# Check if we have a network device at all
if ! ls /sys/class/net/"$interface" > /dev/null 2>&1 && \
! ls /sys/class/net/eth0 > /dev/null 2>&1 && \
! ls /sys/class/net/wlan0 > /dev/null 2>&1 && \
! ls /sys/class/net/ath0 > /dev/null 2>&1 && \
! ls /sys/class/net/ra0 > /dev/null 2>&1
then
panic "No supported network device found, maybe a non-mainline driver is required."
fi
done
}
do_netmount()
{
do_netsetup
if [ "${NFSROOT}" = "auto" ]
then
NFSROOT=${ROOTSERVER}:${ROOTPATH}
fi
rc=1
if ( [ -n "${FETCH}" ] || [ -n "${HTTPFS}" ] || [ -n "${FTPFS}" ] )
then
do_httpmount
return $?
fi
if [ "${NFSROOT#*:}" = "${NFSROOT}" ] && [ "$NETBOOT" != "cifs" ]
then
NFSROOT=${ROOTSERVER}:${NFSROOT}
fi
log_begin_msg "Trying netboot from ${NFSROOT}"
if [ "${NETBOOT}" != "nfs" ] && do_cifsmount
then
rc=0
elif do_nfsmount
then
NETBOOT="nfs"
export NETBOOT
rc=0
fi
log_end_msg
return ${rc}
}
do_iscsi()
{
do_netsetup
#modprobe ib_iser
modprobe iscsi_tcp
local debugopt=""
[ "${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
if [ -n "${ISCSI_SERVER}" ] ; then
iscsistart $debugopt -i "${ISCSI_INITIATORNAME}" -t "${ISCSI_TARGET}" -g 1 -a "${ISCSI_SERVER}" -p "${ISCSI_PORT}"
else
iscsistart $debugopt -i "${ISCSI_INITIATORNAME}" -t "${ISCSI_TARGET}" -g 1 -a "${ISCSI_PORTAL}" -p 3260
fi
if [ $? != 0 ]
then
panic "Failed to log into iscsi target"
fi
local host="$(ls -d /sys/class/scsi_host/host*/device/iscsi_host:host* \
/sys/class/scsi_host/host*/device/iscsi_host/host* | sed -e 's:/device.*::' -e 's:.*host::')"
if [ -n "${host}" ]
then
local devices=""
local i=0
while [ -z "${devices}" -a $i -lt 60 ]
do
sleep 1
devices="$(ls -d /sys/class/scsi_device/${host}*/device/block:* \
/sys/class/scsi_device/${host}*/device/block/* | sed -e 's!.*[:/]!!')"
i=$(expr $i + 1)
echo -ne $i\\r
done
for dev in $devices
do
if check_dev "null" "/dev/$dev"
then
NETBOOT="iscsi"
export NETBOOT
return 0;
fi
done
panic "Failed to locate a live device on iSCSI devices (tried: $devices)."
else
panic "Failed to locate iSCSI host in /sys"
fi
}
do_httpmount ()
{
rc=1
for webfile in HTTPFS FTPFS FETCH
do
local url="$(eval echo \"\$\{${webfile}\}\")"
local extension="$(echo "${url}" | sed 's/\(.*\)\.\(.*\)/\2/')"
if [ -n "$url" ]
then
case "${extension}" in
iso|squashfs|tgz|tar)
if [ "${extension}" = "iso" ]
then
mkdir -p "${alt_mountpoint}"
dest="${alt_mountpoint}"
else
local dest="${mountpoint}/${LIVE_MEDIA_PATH}"
mount -t ramfs ram "${mountpoint}"
mkdir -p "${dest}"
fi
if [ "${webfile}" = "FETCH" ]
then
case "$url" in
tftp*)
ip="$(dirname $url | sed -e 's|tftp://||g' -e 's|/.*$||g')"
rfile="$(echo $url | sed -e "s|tftp://$ip||g")"
lfile="$(basename $url)"
log_begin_msg "Trying tftp -g -b 10240 -r $rfile -l ${dest}/$lfile $ip"
tftp -g -b 10240 -r $rfile -l ${dest}/$lfile $ip
;;
*)
log_begin_msg "Trying wget ${url} -O ${dest}/$(basename ${url})"
wget "${url}" -O "${dest}/$(basename ${url})"
;;
esac
else
log_begin_msg "Trying to mount ${url} on ${dest}/$(basename ${url})"
if [ "${webfile}" = "FTPFS" ]
then
FUSE_MOUNT="curlftpfs"
url="$(dirname ${url})"
else
FUSE_MOUNT="httpfs"
fi
modprobe fuse
$FUSE_MOUNT "${url}" "${dest}"
ROOT_PID="$(minips h -C "$FUSE_MOUNT" | { read x y ; echo "$x" ; } )"
fi
[ ${?} -eq 0 ] && rc=0
[ "${extension}" = "tgz" ] && live_dest="ram"
if [ "${extension}" = "iso" ]
then
isoloop=$(setup_loop "${dest}/$(basename "${url}")" "loop" "/sys/block/loop*" "" '')
mount -t iso9660 "${isoloop}" "${mountpoint}"
rc=${?}
fi
break
;;
*)
log_begin_msg "Unrecognized archive extension for ${url}"
;;
esac
fi
done
if [ ${rc} != 0 ]
then
if [ -d "${alt_mountpoint}" ]
then
umount "${alt_mountpoint}"
rmdir "${alt_mountpoint}"
fi
umount "${mountpoint}"
elif [ "${webfile}" != "FETCH" ] ; then
NETBOOT="${webfile}"
export NETBOOT
fi
return ${rc}
}
do_nfsmount ()
{
rc=1
modprobe -q nfs
if [ -z "${NFSOPTS}" ]
then
NFSOPTS=""
fi
log_begin_msg "Trying nfsmount -o nolock -o ro ${NFSOPTS} ${NFSROOT} ${mountpoint}"
# FIXME: This while loop is an ugly HACK round an nfs bug
i=0
while [ "$i" -lt 60 ]
do