network-hooks/bridgevlan

   1 #!/bin/sh
   2
   3 if [ ! -x /sbin/bridge ] && [ ! -f /sys/class/net/$IFACE/bridge/vlan_filtering ]
   4 then
   5   exit 0
   6 fi
   7
   8 # Enabling vlan filtering feature
   9 if [ "$MODE" = "start" ] ; then
  10
  11   if [ -n "$IF_BRIDGE_VLAN_AWARE" ]
  12   then
  13     echo 1 > /sys/class/net/$IFACE/bridge/vlan_filtering
  14   else
  15    exit 0
  16   fi
  17
  18 fi
  19
  20 . /lib/bridge-utils/bridge-utils.sh
  21
  22 case "$IF_BRIDGE_PORTS" in
  23     "")
  24         exit 0
  25         ;;
  26     none)
  27         INTERFACES=""
  28         ;;
  29     *)
  30         INTERFACES="$IF_BRIDGE_PORTS"
  31         ;;
  32 esac
  33
  34 all_interfaces= &&
  35 unset all_interfaces &&
  36 bridge_parse_ports $INTERFACES | while read i
  37 do
  38   for port in $i
  39   do
  40     if [ "$MODE" = "start" ] && [ -d /sys/class/net/$IFACE/brif/$port ]; then
  41         # we allow vlan to pass through attached interface
  42         if [ -n "$IF_BRIDGE_VIDS" ]
  43         then
  44             bridge vlan add dev $port vid $IF_BRIDGE_VIDS
  45         else
  46             bridge vlan add dev $port vid 2-4094
  47         fi
  48     fi
  49   done
  50 done
  51