Annotation of /trunk/initscripts/sysvinit/rc/network

#!/bin/bash
# $Header: /home/cvsd/magellan-cvs/magellan-src/magellan-initscripts/etc/rc.d/init.d/network,v 1.13 2007-08-18 18:44:15 niro Exp $

#%rlevels: 0:k 1:k 2:k 3:s 4:s 5:s 6:k
#%start: 20
#%stop: 80

#deps
#%needs:
#%before:
#%after:

source /etc/sysconfig/rc
source ${rc_functions}

# read values from files
read_value()
{
	local var="$1"
	local file="$2"
	local value

	# local all possible vars
	# global
	local ONBOOT
	local NETWORKING
	
	# static
	local IP
	local NETMASK
	local BROADCAST
	local NETWORKING
	local FORCE_MAC_TO

	# dhcp
	local DHCP_PROG
	local DHCP_START
	local DHCP_STOP

	# default gw
	local GATEWAY
	local GATEWAY_IF

	# wireless extensions
	local WIRELESS_AP
	local WIRELESS_AUTH_MODE
	local WIRELESS_BITRATE
	local WIRELESS_CHANNEL
	local WIRELESS_DEFAULT_KEY
	local WIRELESS_ESSID
	local WIRELESS_FREQUENCY
	local WIRELESS_KEY
	local WIRELESS_KEY_ASCII
	local WIRELESS_KEY_0
	local WIRELESS_KEY_1
	local WIRELESS_KEY_2
	local WIRELESS_KEY_3
	local WIRELESS_KEY_LENGTH
	local WIRELESS_MODE
	local WIRELESS_NICK
	local WIRELESS_NWID
	local WIRELESS_POWER

	source ${file}
	eval value=\$$(echo ${var})
	echo "${value}"
}

checkconfig()
{
	if [ -z "${NETWORKING}" ]
	then
		echo "NETWORKING missing in net.${interface}, aborted"
		exit 1
	fi

	case "${NETWORKING}" in
	static)
		if [ -z "${IP}" ]
		then
			echo "IP missing in net.${interface}, aborted"
			exit 1
		fi

		if [ -z "${NETMASK}" ]
		then
			echo -n "NETMASK missing in net.${interface}, "
			echo "using 255.255.255.0"
			NETMASK=255.255.255.0
		fi

		if [ -z "${BROADCAST}" ]
		then
			echo -n "BROADCAST missing in net.${interface}, "
			echo "using default address"
		fi
		;;

	dhcp)
		if [ -z "${DHCP_PROG}" ]
		then
			echo "DHCP_PROG missing in net.${interface}, aborted"
			exit 1
		fi
		;;

	esac
}

# onboot_interface_list /path/to/files*
onboot_interface_list()
{
	local file
	local devices
	local iface

	# get list of all devices
	for file in $@
	do
		if [[ $(read_value ONBOOT ${file}) = yes ]]
		then
			iface="$(basename ${file} | sed s/net.//)"
			# exclude backup files and exclude net.routes too
			case "${iface}" in
				*~) ;;
				*/net.routes) ;;
				*) devices="${devices} $(basename ${file} | sed s/net.//)" ;;
			esac
		fi
	done

	echo "${devices}"
}

config_wireless_wep()
{
	local iface="$1"

	if [[ -z ${iface} ]]
	then
		echo "WEP: no \$iface given. Aborting setup."
		return 1
	fi

	${CURS_UP}
	${SET_WWCOL}
	echo "[AUTH: WEP]"

	iwconfig "${iface}" enc on
	[[ -n ${WIRELESS_KEY_LENGTH} ]] && iwconfig "${iface}" enc "${WIRELESS_KEY_LENGTH}"
	[[ -n ${WIRELESS_KEY} ]] && iwconfig "${iface}" key "${WIRELESS_KEY}"
	[[ -n ${WIRELESS_KEY_ASCII} ]] && iwconfig "${iface}" key s:"${WIRELESS_KEY_ASCII}"
}

config_wireless_wpa()
{
	local iface="$1"

	if [[ -z ${iface} ]]
	then
		echo "WPA: no \$iface given. Aborting setup."
		return 1
	fi

	if [ ! -x /sbin/wpa_supplicant ]
	then
		echo "WPA: wpa_supplicant not installed. Aborting setup."
		return 1
	fi

	${CURS_UP}
	${SET_WWCOL}
	echo "[AUTH: WPA]"

	# get default settings
	[[ -f /etc/conf.d/wpa_supplicant ]] && source /etc/conf.d/wpa_supplicant

	# check the configuration
	[[ -z ${WIRELESS_WPA_CONFIG} ]] && WIRELESS_WPA_CONFIG=/etc/wpa_supplicant.auto
	[[ -z ${WIRELESS_WPA_SKEL} ]] && WIRELESS_WPA_SKEL=/etc/conf.d/wpa_supplicant.skel
	if [[ -z ${WIRELESS_WPA_DRIVER} ]]
	then
		echo "WPA: WIRELESS_WPA_DRIVER given. Aborting setup."
		return 1
	fi

	# write a config with the settings from net.${iface}
	# only wpa-psk ! all other needs manual setup
	if [[ ${WIRELESS_WPA_AUTOCONF} = true ]]
	then
		# write default cfg from skeleton
		cat ${WIRELESS_WPA_SKEL} > ${WIRELESS_WPA_CONFIG}

		# setup the network entry
		sed -i -e "s:@WIRELESS_ESSID@:${WIRELESS_ESSID}:g" \
			-e "s:@WIRELESS_KEY@:${WIRELESS_KEY}:g" \
			${WIRELESS_WPA_CONFIG}
	fi

	# remove old state dir
	[ -d /var/run/wpa_supplicant ] && rm -rf /var/run/wpa_supplicant

	# now run the wpa_supplicant dameon
	wpa_supplicant -B \
		-D"${WIRELESS_WPA_DRIVER}" \
		-c"${WIRELESS_WPA_CONFIG}" \
		-i"${iface}" \
		${WIRELESS_WPA_OPTS}

	# echo wait 5 seconds
	echo "    Waiting 5 seconds to retrieve authentification reply ... "
	sleep 5
}

setup_wireless_extensions()
{
	local iface="$1"

	if [[ -z ${iface} ]]
	then
		echo "WIRELESS_EXTENSIONS: no \$iface given. Aborting setup."
		return 1
	fi

	if [[ -n ${WIRELESS_BITRATE} ]] ||
		[[ -n ${WIRELESS_CHANNEL} ]] ||
		[[ -n ${WIRELESS_ESSID} ]] ||
		[[ -n ${WIRELESS_FREQUENCY} ]] ||
		[[ -n ${WIRELESS_MODE} ]] ||
		[[ -n ${WIRELESS_NICK} ]] ||
		[[ -n ${WIRELESS_AUTH_MODE} ]]
	then
		echo -e ${COLOREDSTAR}"Setting up wlan-ext for ${COLBLUE}${iface}${COLDEFAULT} ... "
	fi

	[[ -n ${WIRELESS_BITRATE} ]] && iwconfig "${iface}" rate "${WIRELESS_BITRATE}"
	[[ -n ${WIRELESS_CHANNEL} ]] && iwconfig "${iface}" channel "${WIRELESS_CHANNEL}"
	[[ -n ${WIRELESS_ESSID} ]] && iwconfig "${iface}" essid "${WIRELESS_ESSID}"
	[[ -n ${WIRELESS_FREQUENCY} ]] && iwconfig "${iface}" freq "${WIRELESS_FREQUENCY}"
	[[ -n ${WIRELESS_MODE} ]] && iwconfig "${iface}" mode "${WIRELESS_MODE}"
	[[ -n ${WIRELESS_NICK} ]] && iwconfig "${iface}" nick "${WIRELESS_NICK}"

	case "${WIRELESS_AUTH_MODE}" in
		wpa)	config_wireless_wpa "${iface}" ;;
		wep|on)	config_wireless_wep "${iface}" ;;
		off)	iwconfig "${iface}" enc off ;;
	esac
}

config_bridge_devices()
{
	local iface="$1"
	local method="$2"

	if [[ -z ${iface} ]]
	then
		echo "BRIDGE: no \$iface given. Aborting setup."
		return 1
	fi

	if [[ -z ${method} ]]
	then
		echo "BRIDGE: no \$method given. Aborting setup."
		return 1
	fi

	# first check for brctl
	if [[ -z $(which brctl) ]]
	then
		echo "brctl not found! Please install 'net-misc/bridge-utils'."
		return 1
	fi

	# check the config
	if [[ -z ${BRIDGE_INTERFACE} ]]
	then
		echo "BRIDGE: no \$BRIDGE_INTERFACE given. Aborting setup."
		return 1
	fi

	case ${method} in
		add)
			# setup the bridge device
			brctl addbr ${iface}
			# enter promiscous mode
			ifconfig ${BRIDGE_INTERFACE} 0.0.0.0 promisc
			# now setup the bridge
			brctl addif ${iface} ${BRIDGE_INTERFACE}
			;;
		remove)
			# bring the interface down
			ifconfig ${BRIDGE_INTERFACE} down
			# remove the interface from the bridge
			brctl delif ${iface} ${BRIDGE_INTERFACE}
			# bring the bridge down
			brctl delbr ${iface}
			;;
	esac
	
	# unset the bridge variable to be safe
	unset BRIDGE_INTERFACE
	# continue to setup generic networking
}

config_routes()
{
	local method="$1"
	local message

	# only add and del are allowed
	case ${method} in
		add) message="Adding route ${COLBLUE}${route}${COLDEFAULT} ..." ;;
		del) message="Removing route ${COLBLUE}${route}${COLDEFAULT} ..." ;;
		*)
			echo "config_routes: unsupported \$method '${method}'."
			exit 1
			;;
	esac

	# adds/delete user routes
	if [[ -f /etc/conf.d/net.routes ]]
	then
		( cat /etc/conf.d/net.routes; echo ) | # make sure there is a LF at the end
		while read route
		do
			case "${route}" in
				\#*|"") continue ;;
			esac
			echo -e ${COLOREDSTAR}"${message}"
			route ${method} ${route}
			evaluate_retval
		done
	fi
}

networking_start()
{
	local iface dns routes ALL_INTERFACES

	if [[ -z $1 ]]
	then
		ALL_INTERFACES=$(onboot_interface_list ${network_settings}/net.*)
	else
		if [[ -e ${network_settings}/net.$1 ]]
		then
			ALL_INTERFACES="$1"
		else
			${FAILURE}
			echo "Interface $1 does not exist. Aborting"
			${NORMAL}
			exit 1
		fi
	fi

	# get list of all devices
	for iface in ${ALL_INTERFACES}
	do
		# checkconfig
		source ${network_settings}/net.${iface} || exit 1
		checkconfig

		# setup mac
		if [ -n "${FORCE_MAC_TO}" ]
		then
			echo -e ${COLOREDSTAR}"Faking MAC to ${FORCE_MAC_TO} for ${COLBLUE}${iface}${COLDEFAULT} ... "
			ifconfig "${iface}" hw ether "${FORCE_MAC_TO}"
			evaluate_retval
		fi

		# setup bridges
		if [[ ${iface} = br[0-9]* ]]
		then
			config_bridge_devices ${iface} add
		fi

		# activate the interface
		ifconfig "${iface}" up
	
		# now configure wireless_extensions
		[ -x /usr/sbin/iwconfig ] && setup_wireless_extensions "${iface}"

		echo -e ${COLOREDSTAR}"Bringing up interface ${COLBLUE}${iface}${COLDEFAULT} ..."

		# setup static or dhcp
		case ${NETWORKING} in
			dhcp|DHCP)
				${CURS_UP}
				${SET_WWCOL}
				echo "[DHCP]"
				loadproc ${DHCP_PROG} ${DHCP_START} "${iface}"
				;;
			static|STATIC)
				${CURS_UP}
				${SET_WWCOL}
				echo "[STATIC]"
				ifconfig "${iface}" "${IP}" netmask "${NETMASK}" broadcast "${BROADCAST}"
				evaluate_retval
				;;
		esac

		# setup def gw
		if [[ -n ${GATEWAY} ]]
		then
			echo -e ${COLOREDSTAR}"Setting up default gateway for ${COLBLUE}${iface}${COLDEFAULT} ..."
			route add default gateway ${GATEWAY} metric 1 dev ${iface}
			evaluate_retval
		fi

		# setup /etc/resolv.conf
		if [[ -n ${NAMESERVER} ]]
		then
			echo -e ${COLOREDSTAR}"Setting up all nameserver for ${COLBLUE}${iface}${COLDEFAULT} ..."
			
			# whipe out the old one
			echo "# Generated by the magellan-initscripts for ${iface}" > /etc/resolv.conf
			for dns in ${NAMESERVER}
			do
				echo "nameserver ${dns}" >> /etc/resolv.conf
			done
		fi
	done

	# setup user routes
	config_routes add
}

networking_stop()
{
	if [[ -z $1 ]]
	then
		ALL_INTERFACES=$(onboot_interface_list ${network_settings}/net.*)
	else
		if [[ -e ${network_settings}/net.$1 ]]
		then
			ALL_INTERFACES="$1"
		else
			${FAILURE}
			echo "Interface $1 does not exist. Aborting"
			${NORMAL}
			exit 1
		fi
	fi

	# get list of all devices
	for iface in ${ALL_INTERFACES}
	do
		source ${network_settings}/net.${iface} || exit 1
		checkconfig

		if [[ -n ${GATEWAY} ]]
		then
			echo -e ${COLOREDSTAR}"Removing default gateway ..."
			route del -net default
			evaluate_retval
		fi

		echo -e ${COLOREDSTAR}"Bringing down interface ${COLBLUE}${iface}${COLDEFAULT} ..."
		ifconfig ${iface} down
		evaluate_retval

		# remove bridges
		if [[ ${iface} = br[0-9]* ]]
		then
			config_bridge_devices ${iface} remove
		fi

		# shutdown dhcp-daemon
		if [[ ${NETWORKING} = dhcp ]] && [[ -n $(pidof ${DHCP_PROG}) ]]
		then
			echo -e ${COLOREDSTAR}"Stopping the dhcp-daemon ..."
			${CURS_UP}
			${SET_WWCOL}
			echo "[$(basename ${DHCP_PROG})]"
			${DHCP_PROG} ${DHCP_STOP} "${iface}"
			evaluate_retval
		fi

		# shutdown wpa_supplicant daemon
		if [[ -n $(pidof wpa_supplicant) ]]
		then
			killall wpa_supplicant
		fi
	done

	# remove state dir
	if [ -d /var/run/wpa_supplicant ]
	then
		rm -rf /var/run/wpa_supplicant
	fi

	# delete user routes
	config_routes del
}

case $1 in
	start)
		networking_start $2
		update_svcstatus $1
		splash svc_started "$(basename $0)" 0
		;;

	stop)
		networking_stop $2
		update_svcstatus $1
		splash svc_stopped "$(basename $0)" 0
		;;

	restart)
		$0 stop
		sleep 1
		$0 start
		;;

	*)
		echo "Usage: $0 {start|stop|restart} [interface]"
		exit 1
		;;
esac
1	niro	2	#!/bin/bash
2	niro	522	# $Header: /home/cvsd/magellan-cvs/magellan-src/magellan-initscripts/etc/rc.d/init.d/network,v 1.13 2007-08-18 18:44:15 niro Exp $
3	niro	2
4			#%rlevels: 0:k 1:k 2:k 3:s 4:s 5:s 6:k
5			#%start: 20
6			#%stop: 80
7
8			#deps
9			#%needs:
10			#%before:
11			#%after:
12
13			source /etc/sysconfig/rc
14	niro	20	source ${rc_functions}
15	niro	2
16	niro	243	# read values from files
17			read_value()
18			{
19			local var="$1"
20			local file="$2"
21			local value
22
23			# local all possible vars
24			# global
25			local ONBOOT
26			local NETWORKING
27
28			# static
29			local IP
30			local NETMASK
31			local BROADCAST
32			local NETWORKING
33			local FORCE_MAC_TO
34
35			# dhcp
36			local DHCP_PROG
37			local DHCP_START
38			local DHCP_STOP
39
40			# default gw
41			local GATEWAY
42			local GATEWAY_IF
43
44			# wireless extensions
45			local WIRELESS_AP
46			local WIRELESS_AUTH_MODE
47			local WIRELESS_BITRATE
48			local WIRELESS_CHANNEL
49			local WIRELESS_DEFAULT_KEY
50			local WIRELESS_ESSID
51			local WIRELESS_FREQUENCY
52			local WIRELESS_KEY
53			local WIRELESS_KEY_ASCII
54			local WIRELESS_KEY_0
55			local WIRELESS_KEY_1
56			local WIRELESS_KEY_2
57			local WIRELESS_KEY_3
58			local WIRELESS_KEY_LENGTH
59			local WIRELESS_MODE
60			local WIRELESS_NICK
61			local WIRELESS_NWID
62			local WIRELESS_POWER
63
64			source ${file}
65			eval value=\$$(echo ${var})
66			echo "${value}"
67			}
68
69			checkconfig()
70			{
71	niro	20	if [ -z "${NETWORKING}" ]
72	niro	2	then
73			echo "NETWORKING missing in net.${interface}, aborted"
74			exit 1
75			fi
76
77	niro	20	case "${NETWORKING}" in
78	niro	2	static)
79	niro	20	if [ -z "${IP}" ]
80	niro	2	then
81			echo "IP missing in net.${interface}, aborted"
82			exit 1
83			fi
84
85	niro	20	if [ -z "${NETMASK}" ]
86	niro	2	then
87			echo -n "NETMASK missing in net.${interface}, "
88			echo "using 255.255.255.0"
89			NETMASK=255.255.255.0
90			fi
91
92	niro	20	if [ -z "${BROADCAST}" ]
93	niro	2	then
94			echo -n "BROADCAST missing in net.${interface}, "
95			echo "using default address"
96			fi
97			;;
98	niro	20
99	niro	2	dhcp)
100	niro	20	if [ -z "${DHCP_PROG}" ]
101	niro	2	then
102			echo "DHCP_PROG missing in net.${interface}, aborted"
103			exit 1
104			fi
105			;;
106	niro	20
107	niro	2	esac
108			}
109
110	niro	243	# onboot_interface_list /path/to/files*
111			onboot_interface_list()
112			{
113			local file
114			local devices
115			local iface
116	niro	2
117	niro	243	# get list of all devices
118			for file in $@
119			do
120			if [[ $(read_value ONBOOT ${file}) = yes ]]
121			then
122			iface="$(basename ${file} \| sed s/net.//)"
123	niro	506	# exclude backup files and exclude net.routes too
124	niro	243	case "${iface}" in
125	niro	2	*~) ;;
126	niro	506	*/net.routes) ;;
127	niro	243	*) devices="${devices} $(basename ${file} \| sed s/net.//)" ;;
128			esac
129			fi
130			done
131	niro	181
132	niro	243	echo "${devices}"
133			}
134	niro	181
135	niro	268	config_wireless_wep()
136			{
137			local iface="$1"
138
139			if [[ -z ${iface} ]]
140			then
141			echo "WEP: no \$iface given. Aborting setup."
142			return 1
143			fi
144
145	niro	270	${CURS_UP}
146			${SET_WWCOL}
147			echo "[AUTH: WEP]"
148
149	niro	268	iwconfig "${iface}" enc on
150			[[ -n ${WIRELESS_KEY_LENGTH} ]] && iwconfig "${iface}" enc "${WIRELESS_KEY_LENGTH}"
151			[[ -n ${WIRELESS_KEY} ]] && iwconfig "${iface}" key "${WIRELESS_KEY}"
152			[[ -n ${WIRELESS_KEY_ASCII} ]] && iwconfig "${iface}" key s:"${WIRELESS_KEY_ASCII}"
153			}
154
155			config_wireless_wpa()
156			{
157			local iface="$1"
158
159			if [[ -z ${iface} ]]
160			then
161			echo "WPA: no \$iface given. Aborting setup."
162			return 1
163			fi
164
165			if [ ! -x /sbin/wpa_supplicant ]
166			then
167			echo "WPA: wpa_supplicant not installed. Aborting setup."
168			return 1
169			fi
170
171	niro	270	${CURS_UP}
172			${SET_WWCOL}
173			echo "[AUTH: WPA]"
174
175	niro	268	# get default settings
176			[[ -f /etc/conf.d/wpa_supplicant ]] && source /etc/conf.d/wpa_supplicant
177
178			# check the configuration
179			[[ -z ${WIRELESS_WPA_CONFIG} ]] && WIRELESS_WPA_CONFIG=/etc/wpa_supplicant.auto
180			[[ -z ${WIRELESS_WPA_SKEL} ]] && WIRELESS_WPA_SKEL=/etc/conf.d/wpa_supplicant.skel
181			if [[ -z ${WIRELESS_WPA_DRIVER} ]]
182			then
183			echo "WPA: WIRELESS_WPA_DRIVER given. Aborting setup."
184			return 1
185			fi
186
187			# write a config with the settings from net.${iface}
188			# only wpa-psk ! all other needs manual setup
189			if [[ ${WIRELESS_WPA_AUTOCONF} = true ]]
190			then
191			# write default cfg from skeleton
192			cat ${WIRELESS_WPA_SKEL} > ${WIRELESS_WPA_CONFIG}
193
194			# setup the network entry
195			sed -i -e "s:@WIRELESS_ESSID@:${WIRELESS_ESSID}:g" \
196			-e "s:@WIRELESS_KEY@:${WIRELESS_KEY}:g" \
197			${WIRELESS_WPA_CONFIG}
198			fi
199
200	niro	275	# remove old state dir
201			[ -d /var/run/wpa_supplicant ] && rm -rf /var/run/wpa_supplicant
202
203	niro	268	# now run the wpa_supplicant dameon
204			wpa_supplicant -B \
205			-D"${WIRELESS_WPA_DRIVER}" \
206			-c"${WIRELESS_WPA_CONFIG}" \
207			-i"${iface}" \
208			${WIRELESS_WPA_OPTS}
209	niro	270
210			# echo wait 5 seconds
211			echo " Waiting 5 seconds to retrieve authentification reply ... "
212			sleep 5
213	niro	268	}
214
215			setup_wireless_extensions()
216			{
217			local iface="$1"
218
219			if [[ -z ${iface} ]]
220			then
221			echo "WIRELESS_EXTENSIONS: no \$iface given. Aborting setup."
222			return 1
223			fi
224
225	niro	275	if [[ -n ${WIRELESS_BITRATE} ]] \|\|
226			[[ -n ${WIRELESS_CHANNEL} ]] \|\|
227			[[ -n ${WIRELESS_ESSID} ]] \|\|
228			[[ -n ${WIRELESS_FREQUENCY} ]] \|\|
229			[[ -n ${WIRELESS_MODE} ]] \|\|
230			[[ -n ${WIRELESS_NICK} ]] \|\|
231			[[ -n ${WIRELESS_AUTH_MODE} ]]
232			then
233			echo -e ${COLOREDSTAR}"Setting up wlan-ext for ${COLBLUE}${iface}${COLDEFAULT} ... "
234			fi
235	niro	270
236	niro	268	[[ -n ${WIRELESS_BITRATE} ]] && iwconfig "${iface}" rate "${WIRELESS_BITRATE}"
237			[[ -n ${WIRELESS_CHANNEL} ]] && iwconfig "${iface}" channel "${WIRELESS_CHANNEL}"
238			[[ -n ${WIRELESS_ESSID} ]] && iwconfig "${iface}" essid "${WIRELESS_ESSID}"
239			[[ -n ${WIRELESS_FREQUENCY} ]] && iwconfig "${iface}" freq "${WIRELESS_FREQUENCY}"
240			[[ -n ${WIRELESS_MODE} ]] && iwconfig "${iface}" mode "${WIRELESS_MODE}"
241			[[ -n ${WIRELESS_NICK} ]] && iwconfig "${iface}" nick "${WIRELESS_NICK}"
242
243			case "${WIRELESS_AUTH_MODE}" in
244			wpa) config_wireless_wpa "${iface}" ;;
245			wep\|on) config_wireless_wep "${iface}" ;;
246			off) iwconfig "${iface}" enc off ;;
247			esac
248			}
249
250	niro	506	config_bridge_devices()
251			{
252			local iface="$1"
253			local method="$2"
254
255			if [[ -z ${iface} ]]
256			then
257			echo "BRIDGE: no \$iface given. Aborting setup."
258			return 1
259			fi
260
261			if [[ -z ${method} ]]
262			then
263			echo "BRIDGE: no \$method given. Aborting setup."
264			return 1
265			fi
266
267			# first check for brctl
268			if [[ -z $(which brctl) ]]
269			then
270			echo "brctl not found! Please install 'net-misc/bridge-utils'."
271			return 1
272			fi
273
274			# check the config
275			if [[ -z ${BRIDGE_INTERFACE} ]]
276			then
277			echo "BRIDGE: no \$BRIDGE_INTERFACE given. Aborting setup."
278			return 1
279			fi
280
281			case ${method} in
282			add)
283			# setup the bridge device
284			brctl addbr ${iface}
285			# enter promiscous mode
286			ifconfig ${BRIDGE_INTERFACE} 0.0.0.0 promisc
287			# now setup the bridge
288			brctl addif ${iface} ${BRIDGE_INTERFACE}
289			;;
290			remove)
291			# bring the interface down
292			ifconfig ${BRIDGE_INTERFACE} down
293			# remove the interface from the bridge
294			brctl delif ${iface} ${BRIDGE_INTERFACE}
295			# bring the bridge down
296			brctl delbr ${iface}
297			;;
298			esac
299
300			# unset the bridge variable to be safe
301			unset BRIDGE_INTERFACE
302			# continue to setup generic networking
303			}
304
305			config_routes()
306			{
307			local method="$1"
308			local message
309
310			# only add and del are allowed
311			case ${method} in
312			add) message="Adding route ${COLBLUE}${route}${COLDEFAULT} ..." ;;
313			del) message="Removing route ${COLBLUE}${route}${COLDEFAULT} ..." ;;
314			*)
315			echo "config_routes: unsupported \$method '${method}'."
316			exit 1
317			;;
318			esac
319
320			# adds/delete user routes
321			if [[ -f /etc/conf.d/net.routes ]]
322			then
323			( cat /etc/conf.d/net.routes; echo ) \| # make sure there is a LF at the end
324			while read route
325			do
326			case "${route}" in
327			\#*\|"") continue ;;
328			esac
329			echo -e ${COLOREDSTAR}"${message}"
330			route ${method} ${route}
331			evaluate_retval
332			done
333			fi
334			}
335
336	niro	243	networking_start()
337			{
338	niro	522	local iface dns routes ALL_INTERFACES
339	niro	243
340	niro	522	if [[ -z $1 ]]
341			then
342			ALL_INTERFACES=$(onboot_interface_list ${network_settings}/net.*)
343			else
344			if [[ -e ${network_settings}/net.$1 ]]
345			then
346			ALL_INTERFACES="$1"
347			else
348			${FAILURE}
349			echo "Interface $1 does not exist. Aborting"
350			${NORMAL}
351			exit 1
352			fi
353			fi
354
355	niro	243	# get list of all devices
356	niro	522	for iface in ${ALL_INTERFACES}
357	niro	243	do
358			# checkconfig
359			source ${network_settings}/net.${iface} \|\| exit 1
360			checkconfig
361
362	niro	270	# setup mac
363			if [ -n "${FORCE_MAC_TO}" ]
364			then
365			echo -e ${COLOREDSTAR}"Faking MAC to ${FORCE_MAC_TO} for ${COLBLUE}${iface}${COLDEFAULT} ... "
366			ifconfig "${iface}" hw ether "${FORCE_MAC_TO}"
367			evaluate_retval
368			fi
369
370	niro	506	# setup bridges
371			if [[ ${iface} = br[0-9]* ]]
372			then
373			config_bridge_devices ${iface} add
374			fi
375
376	niro	270	# activate the interface
377			ifconfig "${iface}" up
378
379			# now configure wireless_extensions
380			[ -x /usr/sbin/iwconfig ] && setup_wireless_extensions "${iface}"
381
382	niro	243	echo -e ${COLOREDSTAR}"Bringing up interface ${COLBLUE}${iface}${COLDEFAULT} ..."
383
384			# setup static or dhcp
385			case ${NETWORKING} in
386			dhcp\|DHCP)
387			${CURS_UP}
388			${SET_WWCOL}
389			echo "[DHCP]"
390	niro	275	loadproc ${DHCP_PROG} ${DHCP_START} "${iface}"
391	niro	2	;;
392	niro	243	static\|STATIC)
393			${CURS_UP}
394			${SET_WWCOL}
395			echo "[STATIC]"
396			ifconfig "${iface}" "${IP}" netmask "${NETMASK}" broadcast "${BROADCAST}"
397			evaluate_retval
398			;;
399			esac
400	niro	2
401	niro	243	# setup def gw
402			if [[ -n ${GATEWAY} ]]
403	niro	2	then
404	niro	245	echo -e ${COLOREDSTAR}"Setting up default gateway for ${COLBLUE}${iface}${COLDEFAULT} ..."
405	niro	243	route add default gateway ${GATEWAY} metric 1 dev ${iface}
406	niro	2	evaluate_retval
407			fi
408
409	niro	245	# setup /etc/resolv.conf
410			if [[ -n ${NAMESERVER} ]]
411			then
412			echo -e ${COLOREDSTAR}"Setting up all nameserver for ${COLBLUE}${iface}${COLDEFAULT} ..."
413
414			# whipe out the old one
415			echo "# Generated by the magellan-initscripts for ${iface}" > /etc/resolv.conf
416			for dns in ${NAMESERVER}
417			do
418			echo "nameserver ${dns}" >> /etc/resolv.conf
419			done
420			fi
421	niro	243	done
422	niro	506
423			# setup user routes
424			config_routes add
425	niro	243	}
426	niro	2
427	niro	243	networking_stop()
428			{
429	niro	522	if [[ -z $1 ]]
430			then
431			ALL_INTERFACES=$(onboot_interface_list ${network_settings}/net.*)
432			else
433			if [[ -e ${network_settings}/net.$1 ]]
434			then
435			ALL_INTERFACES="$1"
436			else
437			${FAILURE}
438			echo "Interface $1 does not exist. Aborting"
439			${NORMAL}
440			exit 1
441			fi
442			fi
443
444	niro	243	# get list of all devices
445	niro	522	for iface in ${ALL_INTERFACES}
446	niro	243	do
447			source ${network_settings}/net.${iface} \|\| exit 1
448			checkconfig
449
450			if [[ -n ${GATEWAY} ]]
451	niro	2	then
452			echo -e ${COLOREDSTAR}"Removing default gateway ..."
453			route del -net default
454			evaluate_retval
455			fi
456
457	niro	243	echo -e ${COLOREDSTAR}"Bringing down interface ${COLBLUE}${iface}${COLDEFAULT} ..."
458			ifconfig ${iface} down
459			evaluate_retval
460	niro	2
461	niro	506	# remove bridges
462			if [[ ${iface} = br[0-9]* ]]
463			then
464			config_bridge_devices ${iface} remove
465			fi
466
467	niro	243	# shutdown dhcp-daemon
468			if [[ ${NETWORKING} = dhcp ]] && [[ -n $(pidof ${DHCP_PROG}) ]]
469			then
470			echo -e ${COLOREDSTAR}"Stopping the dhcp-daemon ..."
471			${CURS_UP}
472			${SET_WWCOL}
473			echo "[$(basename ${DHCP_PROG})]"
474	niro	270	${DHCP_PROG} ${DHCP_STOP} "${iface}"
475	niro	243	evaluate_retval
476			fi
477	niro	268
478			# shutdown wpa_supplicant daemon
479			if [[ -n $(pidof wpa_supplicant) ]]
480			then
481			killall wpa_supplicant
482			fi
483	niro	243	done
484	niro	275
485	niro	270	# remove state dir
486			if [ -d /var/run/wpa_supplicant ]
487			then
488			rm -rf /var/run/wpa_supplicant
489			fi
490	niro	506
491			# delete user routes
492			config_routes del
493	niro	243	}
494	niro	2
495	niro	243	case $1 in
496			start)
497	niro	522	networking_start $2
498	niro	2	update_svcstatus $1
499	niro	243	splash svc_started "$(basename $0)" 0
500			;;
501
502			stop)
503	niro	522	networking_stop $2
504	niro	243	update_svcstatus $1
505	niro	2	splash svc_stopped "$(basename $0)" 0
506			;;
507
508			restart)
509			$0 stop
510			sleep 1
511			$0 start
512			;;
513
514			*)
515	niro	522	echo "Usage: $0 {start\|stop\|restart} [interface]"
516	niro	2	exit 1
517			;;
518			esac