scripts/boot/mount-http.sh

   1 #!/bin/sh
   2
   3 do_httpmount ()
   4 {
   5         rc=1
   6
   7         for webfile in HTTPFS FTPFS FETCH
   8         do
   9                 local url="$(eval echo \"\$\{${webfile}\}\")"
  10                 local extension="$(echo "${url}" | sed 's/\(.*\)\.\(.*\)/\2/')"
  11
  12                 if [ -n "$url" ]
  13                 then
  14                         case "${extension}" in
  15                                 iso|squashfs|tgz|tar)
  16                                         if [ "${extension}" = "iso" ]
  17                                         then
  18                                                 mkdir -p "${alt_mountpoint}"
  19                                                 dest="${alt_mountpoint}"
  20                                         else
  21                                                 local dest="${mountpoint}/${LIVE_MEDIA_PATH}"
  22                                                 mount -t ramfs ram "${mountpoint}"
  23                                                 mkdir -p "${dest}"
  24                                         fi
  25                                         if [ "${webfile}" = "FETCH" ]
  26                                         then
  27                                                 case "$url" in
  28                                                         tftp*)
  29                                                                 ip="$(dirname $url | sed -e 's|tftp://||g' -e 's|/.*$||g')"
  30                                                                 rfile="$(echo $url | sed -e "s|tftp://$ip||g")"
  31                                                                 lfile="$(basename $url)"
  32                                                                 log_begin_msg "Trying tftp -g -b 10240 -r $rfile -l ${dest}/$lfile $ip"
  33                                                                 tftp -g -b 10240 -r $rfile -l ${dest}/$lfile $ip
  34                                                         ;;
  35
  36                                                         *)
  37                                                                 log_begin_msg "Trying wget ${url} -O ${dest}/$(basename ${url})"
  38                                                                 wget "${url}" -O "${dest}/$(basename ${url})"
  39                                                                 ;;
  40                                                 esac
  41                                         else
  42                                                 log_begin_msg "Trying to mount ${url} on ${dest}/$(basename ${url})"
  43                                                 if [ "${webfile}" = "FTPFS" ]
  44                                                 then
  45                                                         FUSE_MOUNT="curlftpfs"
  46                                                         url="$(dirname ${url})"
  47                                                 else
  48                                                         FUSE_MOUNT="httpfs"
  49                                                 fi
  50                                                 modprobe fuse
  51                                                 $FUSE_MOUNT "${url}" "${dest}"
  52                                                 ROOT_PID="$(minips h -C "$FUSE_MOUNT" | { read x y ; echo "$x" ; } )"
  53                                         fi
  54                                         [ ${?} -eq 0 ] && rc=0
  55                                         [ "${extension}" = "tgz" ] && live_dest="ram"
  56                                         if [ "${extension}" = "iso" ]
  57                                         then
  58                                                 isoloop=$(setup_loop "${dest}/$(basename "${url}")" "loop" "/sys/block/loop*" "" '')
  59                                                 mount -t iso9660 "${isoloop}" "${mountpoint}"
  60                                                 rc=${?}
  61                                         fi
  62                                         break
  63                                         ;;
  64
  65                                 *)
  66                                         log_begin_msg "Unrecognized archive extension for ${url}"
  67                                         ;;
  68                         esac
  69                 fi
  70         done
  71
  72         if [ ${rc} != 0 ]
  73         then
  74                 if [ -d "${alt_mountpoint}" ]
  75                 then
  76                         umount "${alt_mountpoint}"
  77                         rmdir "${alt_mountpoint}"
  78                 fi
  79                 umount "${mountpoint}"
  80         elif [ "${webfile}"  != "FETCH" ] ; then
  81                 NETBOOT="${webfile}"
  82                 export NETBOOT
  83         fi
  84
  85         return ${rc}
  86 }