target/linux/mvebu/base-files/lib/preinit/81_linksys_syscfg

   1 #
   2 # Copyright (C) 2014-2016 OpenWrt.org
   3 # Copyright (C) 2016 LEDE-Project.org
   4 #
   5
   6 preinit_mount_syscfg() {
   7         . /lib/functions.sh
   8         . /lib/upgrade/common.sh
   9
  10         case $(board_name) in
  11         linksys,caiman|linksys,cobra|linksys,mamba|linksys,rango|linksys,shelby|linksys,venom)
  12                 needs_recovery=0
  13                 syscfg_part=$(grep syscfg /proc/mtd |cut -c4)
  14                 ubiattach -m $syscfg_part || needs_recovery=1
  15                 if [ $needs_recovery -eq 1 ]
  16                 then
  17                         echo "ubifs syscfg partition is damaged, reformatting"
  18                         ubidetach -m $syscfg_part
  19                         ubiformat -y -O 2048 -q /dev/mtd$syscfg_part
  20                         ubiattach -m $syscfg_part
  21                         ubimkvol /dev/ubi1 -n 0 -N syscfg -t dynamic --maxavsize
  22                 fi
  23                 mkdir /tmp/syscfg
  24                 mount -t ubifs ubi1:syscfg /tmp/syscfg
  25                 [ -f "/tmp/syscfg/$BACKUP_FILE" ] && {
  26                 echo "- config restore -"
  27                 cd /
  28                 mv "/tmp/syscfg/$BACKUP_FILE" /tmp
  29                 tar xzf "/tmp/$BACKUP_FILE"
  30                 rm -f "/tmp/$BACKUP_FILE"
  31                 sync
  32                 }
  33                 ;;
  34         esac
  35 }
  36
  37 boot_hook_add preinit_main preinit_mount_syscfg