package/base-files/files/lib/upgrade/stage2

   1 #!/bin/sh
   2
   3 . /lib/functions.sh
   4 . /lib/functions/system.sh
   5
   6 export IMAGE="$1"
   7 COMMAND="$2"
   8
   9 export ARGV="$IMAGE"
  10 export ARGC=1
  11
  12 export SAVE_CONFIG=1
  13 export SAVE_PARTITIONS=1
  14
  15 export INTERACTIVE=0
  16 export VERBOSE=1
  17 export CONFFILES=/tmp/sysupgrade.conffiles
  18 export CONF_TAR=/tmp/sysupgrade.tgz
  19
  20
  21 [ -f "$CONF_TAR" ] || export SAVE_CONFIG=0
  22 [ -f /tmp/sysupgrade.always.overwrite.bootdisk.partmap ] && export SAVE_PARTITIONS=0
  23
  24 include /lib/upgrade
  25
  26
  27 killall -9 telnetd
  28 killall -9 dropbear
  29 killall -9 ash
  30
  31 kill_remaining TERM
  32 sleep 3
  33 kill_remaining KILL 1
  34
  35 sleep 1
  36
  37
  38 if [ -n "$IMAGE" ] && type 'platform_pre_upgrade' >/dev/null 2>/dev/null; then
  39         IS_PRE_UPGRADE=1 platform_pre_upgrade "$IMAGE"
  40
  41         # Needs to be unset again because of busybox weirdness ...
  42         IS_PRE_UPGRADE=
  43 fi
  44
  45 if [ -n "$(rootfs_type)" ]; then
  46         echo "Switching to ramdisk..."
  47         run_ramfs "$COMMAND"
  48 else
  49         exec /bin/busybox ash -c "$COMMAND"
  50 fi