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#!/bin/bash

. /etc/rc.conf
. /etc/rc.d/functions
. /usr/lib/network/globals
. /etc/conf.d/netcfg

if [[ ! -x /usr/bin/ifplugd ]]; then
  exit_stderr "Please install 'ifplugd' to use net-auto-wired"
fi

if [[ -z "${WIRED_INTERFACE}" ]]; then
  exit_stderr "No interface name set. Add to /etc/conf.d/netcfg a line"$'\n' \
              " WIRED_INTERFACE='your_interface'"
fi

CFG=/etc/ifplugd/ifplugd.conf
ACTION=/etc/ifplugd/netcfg.action
PIDFILE=/var/run/ifplugd.$WIRED_INTERFACE.pid
[[ -f $PIDFILE ]] && read PID < $PIDFILE

# Source ifplugd configuration
[ -f $CFG ] && . $CFG

case "$1" in
  start)
    if ! ck_daemon net-auto-wired; then
      exit_stderr "net-auto-wired has already been started: try \"/etc/rc.d/net-auto-wired restart\""
    fi
    stat_busy "Starting netcfg auto-wired mode for interface ${WIRED_INTERFACE}"
    A="`eval echo \$\{ARGS_${WIRED_INTERFACE}\}`"
    [[ "$A" ]] || A="$ARGS"
    [[ "$PID" ]] || /usr/bin/ifplugd -i $WIRED_INTERFACE -r $ACTION $A
    # ifplugd may return non-zero, but still succeed if -w is passed, as default in upstream config.
    sleep 1
    if [[ -f $PIDFILE ]]; then
      add_daemon net-auto-wired
      stat_done
    else
      stat_fail
    fi
    ;;
  stop)
    if ! ck_daemon net-auto-wired; then
      stat_busy "Stopping netcfg auto-wired mode for interface ${WIRED_INTERFACE}"
      if [[ "$PID" ]] && /usr/bin/ifplugd -k -i $WIRED_INTERFACE -r $ACTION; then
        rm_daemon net-auto-wired
        stat_done
      else
        stat_fail
      fi
    fi
    ;;
  restart)
    "$0" stop
    sleep 1
    "$0" start
    ;;
  *)
    echo "Usage: $0 {start|stop|restart}"
esac
exit 0