openwrt/package/base-files/default/sbin/ifup

   1 #!/bin/ash
   2 [ $# = 0 ] && { echo "  $0 <group>"; exit; }
   3
   4 . /etc/functions.sh
   5 . /etc/network.overrides
   6 [ "$FAILSAFE" != "true" -a -e /etc/config/network ] && . /etc/config/network
   7
   8 type=$1
   9 debug "### ifup $type ###"
  10
  11 if_proto=$(nvram get ${type}_proto)
  12 if=$(nvram get ${type}_ifname)
  13 [ "${if%%[0-9]}" = "ppp" ] && if=$(nvram get ${if_proto}_ifname)
  14
  15 if_valid $if || [ "$if_proto" = "pptp" ] || exit
  16 mac=$(nvram get ${type}_hwaddr)
  17 $DEBUG ifconfig $if down 2>&-
  18
  19 if [ "${if%%[0-9]}" = "br" ]; then
  20         stp=$(nvram get ${type}_stp)
  21         $DEBUG brctl delbr $if 2>&-
  22         $DEBUG brctl addbr $if
  23         $DEBUG brctl setfd $if 0
  24         $DEBUG brctl stp $if ${stp:-0}
  25
  26         for sif in $(nvram get ${type}_ifnames); do
  27                 if_valid $sif || continue
  28                 ${mac:+$DEBUG ifconfig $sif down hw ether $mac}
  29                 $DEBUG ifconfig $sif 0.0.0.0 up
  30                 $DEBUG brctl addif $if $sif
  31         done
  32 else
  33         ${mac:+$DEBUG ifconfig $if down hw ether $mac}
  34 fi
  35
  36 do_ifup $if_proto $type