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path: root/etc/rc.d/netif
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#!/bin/sh
#
# Copyright (c) 2003 The FreeBSD Project. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE PROJECT ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE PROJECT BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# $FreeBSD$
#

# PROVIDE: netif
# REQUIRE: atm1 ipfilter mountcritlocal pccard serial sppp sysctl
# KEYWORD: FreeBSD

. /etc/rc.subr
. /etc/network.subr

name="network"
start_cmd="network_start"
stop_cmd="network_stop"
cloneup_cmd="clone_up"
clonedown_cmd="clone_down"
extra_commands="cloneup clonedown"
_cmdifn=

network_start()
{
	if [ -z "$_cmdifn" ]; then
		#
		# We're operating as a general network start routine.
		#

		# Create cloned interfaces
		clone_up

		# Create IPv6<-->IPv4 tunnels
		gif_up
	fi

	# Configure the interface(s).
	network_common ifn_start verbose

	# Resync ipfilter
	/etc/rc.d/ipfilter resync
}

network_stop()
{
	echo -n "Stopping network:"

	# Deconfigure the interface(s)
	network_common ifn_stop
	echo '.'
}

# network_common routine verbose
#	Common configuration subroutine for network interfaces. This
#	routine takes all the preparatory steps needed for configuriing
#	an interface and then calls $routine. If $verbose is specified,
#	it will call ifconfig(8) to show, in long format, the configured
#	interfaces. If $verbose is not given, it will simply output the
#	configured interface(s).
network_common()
{
	_func=
	_verbose=

	if [ -z "$1" ]; then
		err "network_common(): No function name specified."
	else
		_func="$1"
	fi
	[ -n "$2" ] && _verbose=yes

	# Get a list of network interfaces. Do not include dhcp interfaces.
	_ifn_list="`list_net_interfaces nodhcp`"

	# Set the scope of the command (all interfaces or just one).
	#
	_cooked_list="$_ifn_list"
	if [ -n "$_cmdifn" ]; then
		eval _cooked_list=\"`expr "$_ifn_list" : ".*\($_cmdifn\).*"`\"
		if [ -z "$_cooked_list" ]; then
			err "No such network interface: $_cmdifn"
			return 1
		fi
	fi

	for ifn in ${_cooked_list}; do
		if ${_func} ${ifn} ; then
			eval showstat_$ifn=1
		else
			_fail="$_fail $ifn"
		fi
	done

	# Display interfaces configured by this script
	#
	for ifn in ${_cooked_list}; do
		eval showstat=\$showstat_${ifn}
		if [ ! -z ${showstat} ]; then
			if [ -n "$_verbose" ]; then
				ifconfig ${ifn}
			else
				echo -n " ${ifn}"
			fi
		fi
	done
	debug "The following interfaces were not configured: $_fail"
}

ifn_start()
{
	local ifn cfg
	ifn="$1"
	cfg=1

	[ -z "$ifn" ] && return 1

	ifscript_up ${ifn} && cfg=0
	ifconfig_up ${ifn} && cfg=0
	ifalias_up ${ifn} && cfg=0
	ipx_up ${ifn} && cfg=0

	return $cfg
}

ifn_stop()
{
	local ifn cfg
	ifn="$1"
	cfg=1

	[ -z "$ifn" ] && return 1

	ipx_down ${ifn} && cfg=0
	ifalias_down ${ifn} && cfg=0
	ifconfig_down ${ifn} && cfg=0
	ifscript_down ${ifn} && cfg=0

	return $cfg
}

if [ -n "$2" ]; then
	_cmdifn="$2"
fi

load_rc_config $name
run_rc_command "$1"
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