#!/bin/bash

. /etc/rc.conf
. /etc/rc.d/functions

# look for wireless settings
[ -f /etc/conf.d/wireless ] && . /etc/conf.d/wireless

# look for ethernet bonding settings
[ -f /etc/conf.d/bonding ] && . /etc/conf.d/bonding

# look for dhcpcd settings
[ -f /etc/conf.d/dhcpcd ] && . /etc/conf.d/dhcpcd

# Special wrapper for hotplug ifup calls
#  (make sure hotplug doesn't bring up disabled interfaces)
hotplug_ifup()
{
	[ "$1" != "" ] || return 1
	for ifline in ${INTERFACES[@]}; do
		# if the interface is disabled then this will be skipped
		if [ "$ifline" = "$1" ]; then
			ifup $ifline
		fi
	done
}

ifup()
{
	if [ "$1" = "" ]; then
		echo "usage: $0 ifup <interface_name>"
		return 1
	fi
	for wif in ${WLAN_INTERFACES[@]}; do
		if [ "$wif" = "${1}" ]; then
			wvarname="\$wlan_${1}"
			eval wif_line=$wvarname
			/usr/sbin/iwconfig $wif_line
			/bin/sleep 2
		fi
	done
	varname="\$${1}"
	eval new_ifline=$varname
	if [ "$new_ifline" = "dhcp" ]; then
		# remove the .pid file if it exists
		rm -f /etc/dhcpc/dhcpcd-${1}.{pid,cache} >/dev/null 2>&1
		/usr/sbin/dhcpcd $DHCPCD_ARGS $1
	else
		/sbin/ifconfig $new_ifline
	fi
	return $?
}

ifdown()
{
	if [ "$1" = "" ]; then
		echo "usage: $0 ifdown <interface_name>"
		return 1
	fi
	varname="\$${1}"
	eval new_ifline=$varname
	if [ "$new_ifline" = "dhcp" ]; then
		if [ -f /etc/dhcpc/dhcpcd-${1}.pid ]; then
			/bin/kill `cat /etc/dhcpc/dhcpcd-${1}.pid`
		else
			# No .pid file, just bring the interface itself down
			/sbin/ifconfig $1 down
		fi
	else
		/sbin/ifconfig $new_ifline down
	fi
	return $?
}

iflist()
{
	for ifline in ${INTERFACES[@]}; do
		if echo $ifline | grep '^[^\!]' >/dev/null 2>&1; then
			echo -en " $ifline:\t"
		else
			echo -en "$ifline:\t"
		fi
		eval real_ifline=\$${ifline#!}
		echo $real_ifline
	done
}

rtup()
{
	if [ "$1" = "" ]; then
		echo "usage: $0 rtup <route_name>"
		return 1
	fi
	varname="\$${1}"
	eval new_rtline=$varname
	/sbin/route add $new_rtline
	return $?
}

rtdown()
{
	if [ "$1" = "" ]; then
		echo "usage: $0 rtdown <route_name>"
		return 1
	fi
	varname="\$${1}"
	eval new_rtline=$varname
	/sbin/route del $new_rtline
	return $?
}

rtlist()
{
	for rtline in ${ROUTES[@]}; do
		if echo $rtline | grep '^[^\!]' >/dev/null 2>&1; then
			echo -en " $rtline:\t"
		else
			echo -en "$rtline:\t"
		fi
		eval real_rtline=\$${rtline#!}
		echo $real_rtline
	done
}

case "$1" in
	start)
		if ! ck_daemon network; then
			echo "Network is already running.  Try 'network restart'"
			exit
		fi
		stat_busy "Starting Network"
		error=0
		# bring up interfaces
		for ifline in ${INTERFACES[@]}; do
			if echo $ifline | grep '^[^\!]' >/dev/null 2>&1; then
				ifup $ifline || error=1
			fi
		done
		# bring up bond interfaces
		for ifline in ${BOND_INTERFACES[@]}; do
			if echo $ifline | grep '^[^\!]' 2>&1 >/dev/null; then
				bvarname="\$bond_${ifline}"
				eval bif_line=$bvarname
				/sbin/ifenslave $ifline $bif_line || error=1
			fi
		done
		# bring up routes
		for rtline in "${ROUTES[@]}"; do
			if echo $rtline | grep '^[^\!]' 2>&1 >/dev/null; then
				rtup $rtline || error=1
			fi
		done
		if [ $error -eq 0 ]; then
			add_daemon network
			stat_done
		else
			stat_fail
		fi
		;;
	stop)
		if ck_daemon network; then
			echo "Network is not running.  Try 'network start'"
			exit
		fi
		stat_busy "Stopping Network"
		rm_daemon network
		error=0
		for rtline in "${ROUTES[@]}"; do
			if echo $rtline | grep '^[^\!]' 2>&1 >/dev/null; then
				rtdown $rtline || error=1
			fi
		done
		for ifline in ${INTERFACES[@]}; do
			if echo $ifline | grep '^[^\!]' 2>&1 >/dev/null; then
				ifdown $ifline || error=1
			fi
		done
		if [ $error -eq 0 ]; then
			stat_done
		else
			stat_fail
		fi
		;;
	restart)
		$0 stop
		/bin/sleep 2
		$0 start
		;;
	hotplug_ifup|ifup|ifdown|iflist|rtup|rtdown|rtlist)
		$1 $2
		;;
	*)
		echo "usage: $0 {start|stop|restart}"  
		echo "       $0 {ifup|ifdown|iflist|rtup|rtdown|rtlist}"
esac