netif revision 155610 
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 155610 2006-02-13 20:08:31Z imp $
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"
41_cmdifn=
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}
75
76network_stop()
77{
78	# Set the list of interfaces to work on.
79	#
80	_cmdifn=$*
81
82	echo -n "Stopping network:"
83
84	# Deconfigure the interface(s)
85	network_common ifn_stop
86	echo '.'
87}
88
89# network_common routine verbose
90#	Common configuration subroutine for network interfaces. This
91#	routine takes all the preparatory steps needed for configuriing
92#	an interface and then calls $routine. If $verbose is specified,
93#	it will call ifconfig(8) to show, in long format, the configured
94#	interfaces. If $verbose is not given, it will simply output the
95#	configured interface(s).
96network_common()
97{
98	_func=
99	_verbose=
100
101	if [ -z "$1" ]; then
102		err 1 "network_common(): No function name specified."
103	else
104		_func="$1"
105	fi
106	[ -n "$2" ] && _verbose=yes
107
108	# Set the scope of the command (all interfaces or just one).
109	#
110	_cooked_list=
111	if [ -n "$_cmdifn" ]; then
112		# Don't check that the interfaces exist.  We need to run
113		# the down code even when the interface doesn't exist to
114		# kill off wpa_supplicant.
115		_cooked_list="$_cmdifn"
116	else
117		_cooked_list="`list_net_interfaces`"
118	fi
119
120	for ifn in ${_cooked_list}; do
121		if ${_func} ${ifn} ; then
122			eval showstat_$ifn=1
123		else
124			_fail="$_fail $ifn"
125		fi
126	done
127
128	# Display interfaces configured by this script
129	#
130	for ifn in ${_cooked_list}; do
131		eval showstat=\$showstat_${ifn}
132		if [ ! -z ${showstat} ]; then
133			if [ -n "$_verbose" ]; then
134				ifconfig ${ifn}
135			else
136				echo -n " ${ifn}"
137			fi
138		fi
139	done
140	debug "The following interfaces were not configured: $_fail"
141}
142
143ifn_start()
144{
145	local ifn cfg
146	ifn="$1"
147	cfg=1
148
149	[ -z "$ifn" ] && return 1
150
151	ifscript_up ${ifn} && cfg=0
152	ifconfig_up ${ifn} && cfg=0
153	ipv4_up ${ifn} && cfg=0
154	ipx_up ${ifn} && cfg=0
155
156	return $cfg
157}
158
159ifn_stop()
160{
161	local ifn cfg
162	ifn="$1"
163	cfg=1
164
165	[ -z "$ifn" ] && return 1
166
167	ipx_down ${ifn} && cfg=0
168	ipv4_down ${ifn} && cfg=0
169	ifconfig_down ${ifn} && cfg=0
170	ifscript_down ${ifn} && cfg=0
171
172	return $cfg
173}
174
175load_rc_config $name
176run_rc_command $*
177