debian/patches/41_vlan_support.patch

   1 --- a/components/9990-cmdline-old
   2 +++ b/components/9990-cmdline-old
   3 @@ -266,6 +266,11 @@
   4                                 UNIONTYPE="${_PARAMETER#union=}"
   5                                 export UNIONTYPE
   6                                 ;;
   7 +
   8 +                       vlan=*)
   9 +                               VLANS="${VLANS} ${_PARAMETER#vlan=}"
  10 +                               export VLANS
  11 +                               ;;
  12                 esac
  13         done
  14
  15 --- a/components/9990-grml-networking.sh
  16 +++ b/components/9990-grml-networking.sh
  17 @@ -67,10 +67,39 @@
  18          method="dhcp"
  19      fi
  20
  21 -    cat >> $IFFILE << EOF
  22 +    if [ -n "$VLANS" ] ; then
  23 +      modprobe 8021q
  24 +
  25 +      # vlan=<vid>:<phydevice>
  26 +      for line in $(echo $VLANS | sed 's/ /\n'/) ; do
  27 +        vlandev=${line#*:}
  28 +        vlanid=${line%:*}
  29 +
  30 +        if [ -n "$vlandev" ] && [ -n "$vlanid" ] ; then
  31 +          case "$vlandev" in
  32 +            "$interface")
  33 +              vlan_raw_dev=$interface
  34 +              interface="${vlandev}.${vlanid}"
  35 +              ;;
  36 +          esac
  37 +        fi
  38 +      done
  39 +    fi
  40 +
  41 +    if [ -n "$vlan_raw_dev" ] ; then
  42 +      cat >> $IFFILE << EOF
  43 +auto ${interface}
  44 +iface ${interface} inet ${method}
  45 +        vlan-raw-device $vlan_raw_dev
  46 +EOF
  47 +    else
  48 +      cat >> $IFFILE << EOF
  49  allow-hotplug ${interface}
  50  iface ${interface} inet ${method}
  51  EOF
  52 +    fi
  53 +
  54 +    unset vlandev vlanid vlan_raw_dev # unset variables to have clean state for next device
  55
  56      # DNS for resolvconf and /etc/resolv.conf
  57      if [ -e "${netconfig}" ]; then