net/dudders/files/dudders.hotplug

   1 #!/bin/sh
   2
   3 . /lib/functions.sh
   4
   5 config_cb() {
   6        local cfg="$CONFIG_SECTION"
   7        local cfgtype
   8        config_get cfgtype "$cfg" TYPE
   9        dudders=/usr/bin/dudders
  10
  11        case "$cfgtype" in
  12                dudders)
  13                        config_get enabled  $cfg enabled
  14                        [ "$enabled" = "yes" ] || return 0
  15
  16                        config_get tcp      $cfg tcp
  17                        config_get keyname  $cfg keyname
  18                        config_get mname    $cfg mname
  19                        config_get zone     $cfg zone
  20                        config_get keyfile  $cfg keyfile
  21                        config_get hostname $cfg hostname
  22                        config_get ttl      $cfg ttl
  23
  24                        [ -r "$keyfile" ] || return 1
  25                        sleep 1
  26                        interface=$(route -n 2>&- \
  27                          |grep '^0.0.0.0' \
  28                          |sed -e 's/.* \([^ ]\+\)$/\1/')
  29                        [ -z "$interface" ] && return 0
  30                        [ "$DEVICE" = "$interface" -o \
  31                          "$IFNAME" = "$interface" -o \
  32                          "$PPP_IFACE" = "$interface" ] || return 0
  33                        ipaddr=${PPP_LOCAL:-${IPLOCAL:-$(ifconfig "$interface" \
  34                            |grep -o 'addr:[^ ]\+' \
  35                            |sed -e 's/addr://')}}
  36                        OPTS=${keyname:+" -k '$keyname'"}
  37                        [ "$tcp" = "yes" ] && OPTS=$OPTS" -T"
  38                        OPTS=$OPTS${mname:+" -m '$mname'"}
  39                        OPTS=$OPTS${zone:+" -z '$zone'"}
  40                        eval $dudders -k $keyfile $OPTS $hostname $ttl $ipaddr
  41                ;;
  42        esac
  43 }
  44 case "${ACTION:-ifup}" in
  45        ifup) config_load dudders ;;
  46 esac