netif revision 175676 
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 175676 2008-01-26 11:22:12Z mtm $
26#
27
28# PROVIDE: netif
29# REQUIRE: atm1 cleanvar ipfilter FILESYSTEMS 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 Fast EtherChannel interfaces
61		fec_up
62
63		# Create IPv6<-->IPv4 tunnels
64		gif_up
65
66		# Rename interfaces.
67		ifnet_rename
68	fi
69
70	# Configure the interface(s).
71	network_common ifn_start verbose
72
73	if [ -f /etc/rc.d/ipfilter ] ; then
74		# Resync ipfilter
75		/etc/rc.d/ipfilter quietresync
76	fi
77	if [ -f /etc/rc.d/bridge -a -n "$cmdifn" ] ; then
78		/etc/rc.d/bridge start $cmdifn
79	fi
80}
81
82network_stop()
83{
84	# Set the list of interfaces to work on.
85	#
86	cmdifn=$*
87
88	echo -n "Stopping network:"
89
90	# Deconfigure the interface(s)
91	network_common ifn_stop
92	echo '.'
93}
94
95# network_common routine verbose
96#	Common configuration subroutine for network interfaces. This
97#	routine takes all the preparatory steps needed for configuriing
98#	an interface and then calls $routine. If $verbose is specified,
99#	it will call ifconfig(8) to show, in long format, the configured
100#	interfaces. If $verbose is not given, it will simply output the
101#	configured interface(s).
102network_common()
103{
104	local _cooked_list _fail _func _verbose
105
106	_func=
107	_verbose=
108
109	if [ -z "$1" ]; then
110		err 1 "network_common(): No function name specified."
111	else
112		_func="$1"
113	fi
114	[ -n "$2" ] && _verbose=yes
115
116	# Set the scope of the command (all interfaces or just one).
117	#
118	_cooked_list=
119	if [ -n "$cmdifn" ]; then
120		# Don't check that the interfaces exist.  We need to run
121		# the down code even when the interface doesn't exist to
122		# kill off wpa_supplicant.
123		_cooked_list="$cmdifn"
124	else
125		_cooked_list="`list_net_interfaces`"
126	fi
127
128	_fail=
129	for ifn in ${_cooked_list}; do
130		if ${_func} ${ifn} ; then
131			eval showstat_$ifn=1
132		else
133			_fail="$_fail $ifn"
134		fi
135	done
136
137	# Display interfaces configured by this script
138	#
139	for ifn in ${_cooked_list}; do
140		eval showstat=\$showstat_${ifn}
141		if [ ! -z ${showstat} ]; then
142			if [ -n "$_verbose" ]; then
143				ifconfig ${ifn}
144			else
145				echo -n " ${ifn}"
146			fi
147		fi
148	done
149	debug "The following interfaces were not configured: $_fail"
150}
151
152ifn_start()
153{
154	local ifn cfg
155	ifn="$1"
156	cfg=1
157
158	[ -z "$ifn" ] && return 1
159
160	ifscript_up ${ifn} && cfg=0
161	ifconfig_up ${ifn} && cfg=0
162	ipv4_up ${ifn} && cfg=0
163	ipx_up ${ifn} && cfg=0
164
165	return $cfg
166}
167
168ifn_stop()
169{
170	local ifn cfg
171	ifn="$1"
172	cfg=1
173
174	[ -z "$ifn" ] && return 1
175
176	ipx_down ${ifn} && cfg=0
177	ipv4_down ${ifn} && cfg=0
178	ifconfig_down ${ifn} && cfg=0
179	ifscript_down ${ifn} && cfg=0
180
181	return $cfg
182}
183
184load_rc_config $name
185run_rc_command $*
186