netif revision 165664 
1#!/bin/sh
2#
3# Copyright (c) 2003 The FreeBSD Project. All rights reserved.
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions
7# are met:
8# 1. Redistributions of source code must retain the above copyright
9#    notice, this list of conditions and the following disclaimer.
10# 2. Redistributions in binary form must reproduce the above copyright
11#    notice, this list of conditions and the following disclaimer in the
12#    documentation and/or other materials provided with the distribution.
13#
14# THIS SOFTWARE IS PROVIDED BY THE PROJECT ``AS IS'' AND ANY EXPRESS OR
15# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17# IN NO EVENT SHALL THE PROJECT BE LIABLE FOR ANY DIRECT, INDIRECT,
18# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24#
25# $FreeBSD: head/etc/rc.d/netif 165664 2006-12-30 22:53:20Z yar $
26#
27
28# PROVIDE: netif
29# REQUIRE: atm1 ipfilter mountcritlocal serial sppp sysctl
30# KEYWORD: nojail
31
32. /etc/rc.subr
33. /etc/network.subr
34
35name="network"
36start_cmd="network_start"
37stop_cmd="network_stop"
38cloneup_cmd="clone_up"
39clonedown_cmd="clone_down"
40extra_commands="cloneup clonedown"
41cmdifn=
42
43network_start()
44{
45	# Set the list of interfaces to work on.
46	#
47	cmdifn=$*
48
49	if [ -z "$cmdifn" ]; then
50		#
51		# We're operating as a general network start routine.
52		#
53
54		# disable SIGINT (Ctrl-c) when running at startup
55		trap : 2
56
57		# Create cloned interfaces
58		clone_up
59
60		# Create IPv6<-->IPv4 tunnels
61		gif_up
62
63		# Rename interfaces.
64		ifnet_rename
65	fi
66
67	# Configure the interface(s).
68	network_common ifn_start verbose
69
70	if [ -f /etc/rc.d/ipfilter ] ; then
71		# Resync ipfilter
72		/etc/rc.d/ipfilter resync
73	fi
74	if [ -f /etc/rc.d/bridge -a -n "$cmdifn" ] ; then
75		/etc/rc.d/bridge start $cmdifn
76	fi
77}
78
79network_stop()
80{
81	# Set the list of interfaces to work on.
82	#
83	cmdifn=$*
84
85	echo -n "Stopping network:"
86
87	# Deconfigure the interface(s)
88	network_common ifn_stop
89	echo '.'
90}
91
92# network_common routine verbose
93#	Common configuration subroutine for network interfaces. This
94#	routine takes all the preparatory steps needed for configuriing
95#	an interface and then calls $routine. If $verbose is specified,
96#	it will call ifconfig(8) to show, in long format, the configured
97#	interfaces. If $verbose is not given, it will simply output the
98#	configured interface(s).
99network_common()
100{
101	local _cooked_list _fail _func _verbose
102
103	_func=
104	_verbose=
105
106	if [ -z "$1" ]; then
107		err 1 "network_common(): No function name specified."
108	else
109		_func="$1"
110	fi
111	[ -n "$2" ] && _verbose=yes
112
113	# Set the scope of the command (all interfaces or just one).
114	#
115	_cooked_list=
116	if [ -n "$cmdifn" ]; then
117		# Don't check that the interfaces exist.  We need to run
118		# the down code even when the interface doesn't exist to
119		# kill off wpa_supplicant.
120		_cooked_list="$cmdifn"
121	else
122		_cooked_list="`list_net_interfaces`"
123	fi
124
125	_fail=
126	for ifn in ${_cooked_list}; do
127		if ${_func} ${ifn} ; then
128			eval showstat_$ifn=1
129		else
130			_fail="$_fail $ifn"
131		fi
132	done
133
134	# Display interfaces configured by this script
135	#
136	for ifn in ${_cooked_list}; do
137		eval showstat=\$showstat_${ifn}
138		if [ ! -z ${showstat} ]; then
139			if [ -n "$_verbose" ]; then
140				ifconfig ${ifn}
141			else
142				echo -n " ${ifn}"
143			fi
144		fi
145	done
146	debug "The following interfaces were not configured: $_fail"
147}
148
149ifn_start()
150{
151	local ifn cfg
152	ifn="$1"
153	cfg=1
154
155	[ -z "$ifn" ] && return 1
156
157	ifscript_up ${ifn} && cfg=0
158	ifconfig_up ${ifn} && cfg=0
159	ipv4_up ${ifn} && cfg=0
160	ipx_up ${ifn} && cfg=0
161
162	return $cfg
163}
164
165ifn_stop()
166{
167	local ifn cfg
168	ifn="$1"
169	cfg=1
170
171	[ -z "$ifn" ] && return 1
172
173	ipx_down ${ifn} && cfg=0
174	ipv4_down ${ifn} && cfg=0
175	ifconfig_down ${ifn} && cfg=0
176	ifscript_down ${ifn} && cfg=0
177
178	return $cfg
179}
180
181load_rc_config $name
182run_rc_command $*
183