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

#!/bin/bash
# $Id$

#%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/conf.d/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
	local WIRELESS_WPA_DRIVER

	local BRIDGE_INTERFACES
	local BRIDGE_STP

	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

	# use wext as default driver, do not abort here anymore
	[[ -z ${WIRELESS_WPA_DRIVER} ]] && WIRELESS_WPA_DRIVER=wext

	# 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}

		local wpa_proto
		case ${WIRELESS_AUTH_MODE} in
			wpa) wpa_proto="WPA" ;;
			wpa2) wpa_proto="WPA2" ;;
		esac

		# setup the network entry
		sed -i -e "s:@WIRELESS_ESSID@:${WIRELESS_ESSID}:g" \
			-e "s:@WIRELESS_KEY@:${WIRELESS_KEY_ASCII}:g" \
			-e "s:@WIRELESS_AUTH_MODE@:${wpa_proto}: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 "${WIRELESS_AUTH_MODE}" in
		wpa|wpa2) config_wireless_wpa "${iface}" ;;
		wep|on) config_wireless_wep "${iface}" ;;
		off) iwconfig "${iface}" enc off ;;
	esac
}

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

	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_INTERFACES} ]]
	then
		echo "BRIDGE: no \$BRIDGE_INTERFACES given. Aborting setup."
		return 1
	fi

	case ${method} in
		add)
			# setup the bridge device
			brctl addbr ${iface}
			for bport in ${BRIDGE_INTERFACES}
			do
				# enter promiscous mode
				ifconfig ${bport} 0.0.0.0 promisc
				# now setup the bridge
				brctl addif ${iface} ${bport}
			done
			# enable spanning-tree protocol
			case ${BRIDGE_STP} in
				on|off) brctl stp ${iface} ${BRIDGE_STP} ;;
				*) echo "BRIDGE: unkown value \$BRIDGE_STP='$BRIDGE_STP'."; return 1 ;;
			esac
			;;

		remove)
			for bport in ${BRIDGE_INTERFACE}
			do
				# bring the interface down
				ifconfig ${bport} down
				# remove the interface from the bridge
				brctl delif ${iface} ${bport}
			done
			# bring the bridge down
			brctl delbr ${iface}
			;;
	esac

	# unset the bridge variable to be safe
	unset BRIDGE_INTERFACES
	# 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

		# now configure wireless_extensions
		[ -x /usr/sbin/iwconfig ] && setup_wireless_extensions "${iface}"

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

		# activate the interface
		ifconfig "${iface}" up

		# 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

			unset GATEWAY
		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

			unset NAMESERVER
		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	931	# $Id$
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	niro	781	source /etc/conf.d/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	niro	691
28	niro	243	# 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	niro	636	local WIRELESS_WPA_DRIVER
64	niro	243
65	niro	636	local BRIDGE_INTERFACES
66			local BRIDGE_STP
67
68	niro	243	source ${file}
69			eval value=\$$(echo ${var})
70			echo "${value}"
71			}
72
73			checkconfig()
74			{
75	niro	636	if [[ -z ${NETWORKING} ]]
76	niro	2	then
77			echo "NETWORKING missing in net.${interface}, aborted"
78			exit 1
79			fi
80
81	niro	20	case "${NETWORKING}" in
82	niro	2	static)
83	niro	636	if [[ -z ${IP} ]]
84	niro	2	then
85			echo "IP missing in net.${interface}, aborted"
86			exit 1
87			fi
88
89	niro	636	if [[ -z ${NETMASK} ]]
90	niro	2	then
91			echo -n "NETMASK missing in net.${interface}, "
92			echo "using 255.255.255.0"
93			NETMASK=255.255.255.0
94			fi
95
96	niro	636	if [[ -z ${BROADCAST} ]]
97	niro	2	then
98			echo -n "BROADCAST missing in net.${interface}, "
99			echo "using default address"
100			fi
101			;;
102	niro	20
103	niro	2	dhcp)
104	niro	636	if [[ -z ${DHCP_PROG} ]]
105	niro	2	then
106			echo "DHCP_PROG missing in net.${interface}, aborted"
107			exit 1
108			fi
109			;;
110	niro	20
111	niro	2	esac
112			}
113
114	niro	243	# onboot_interface_list /path/to/files*
115			onboot_interface_list()
116			{
117			local file
118			local devices
119			local iface
120	niro	2
121	niro	243	# get list of all devices
122			for file in $@
123			do
124			if [[ $(read_value ONBOOT ${file}) = yes ]]
125			then
126			iface="$(basename ${file} \| sed s/net.//)"
127	niro	506	# exclude backup files and exclude net.routes too
128	niro	243	case "${iface}" in
129	niro	2	*~) ;;
130	niro	506	*/net.routes) ;;
131	niro	243	*) devices="${devices} $(basename ${file} \| sed s/net.//)" ;;
132			esac
133			fi
134			done
135	niro	181
136	niro	243	echo "${devices}"
137			}
138	niro	181
139	niro	268	config_wireless_wep()
140			{
141			local iface="$1"
142
143			if [[ -z ${iface} ]]
144			then
145			echo "WEP: no \$iface given. Aborting setup."
146			return 1
147			fi
148
149	niro	270	${CURS_UP}
150			${SET_WWCOL}
151			echo "[AUTH: WEP]"
152
153	niro	268	iwconfig "${iface}" enc on
154			[[ -n ${WIRELESS_KEY_LENGTH} ]] && iwconfig "${iface}" enc "${WIRELESS_KEY_LENGTH}"
155			[[ -n ${WIRELESS_KEY} ]] && iwconfig "${iface}" key "${WIRELESS_KEY}"
156			[[ -n ${WIRELESS_KEY_ASCII} ]] && iwconfig "${iface}" key s:"${WIRELESS_KEY_ASCII}"
157			}
158
159			config_wireless_wpa()
160			{
161			local iface="$1"
162
163			if [[ -z ${iface} ]]
164			then
165			echo "WPA: no \$iface given. Aborting setup."
166			return 1
167			fi
168
169			if [ ! -x /sbin/wpa_supplicant ]
170			then
171			echo "WPA: wpa_supplicant not installed. Aborting setup."
172			return 1
173			fi
174
175	niro	270	${CURS_UP}
176			${SET_WWCOL}
177			echo "[AUTH: WPA]"
178
179	niro	268	# get default settings
180			[[ -f /etc/conf.d/wpa_supplicant ]] && source /etc/conf.d/wpa_supplicant
181
182			# check the configuration
183			[[ -z ${WIRELESS_WPA_CONFIG} ]] && WIRELESS_WPA_CONFIG=/etc/wpa_supplicant.auto
184			[[ -z ${WIRELESS_WPA_SKEL} ]] && WIRELESS_WPA_SKEL=/etc/conf.d/wpa_supplicant.skel
185
186	niro	872	# use wext as default driver, do not abort here anymore
187			[[ -z ${WIRELESS_WPA_DRIVER} ]] && WIRELESS_WPA_DRIVER=wext
188
189	niro	268	# write a config with the settings from net.${iface}
190			# only wpa-psk ! all other needs manual setup
191			if [[ ${WIRELESS_WPA_AUTOCONF} = true ]]
192			then
193			# write default cfg from skeleton
194			cat ${WIRELESS_WPA_SKEL} > ${WIRELESS_WPA_CONFIG}
195
196	niro	867	local wpa_proto
197			case ${WIRELESS_AUTH_MODE} in
198			wpa) wpa_proto="WPA" ;;
199			wpa2) wpa_proto="WPA2" ;;
200			esac
201
202	niro	268	# setup the network entry
203			sed -i -e "s:@WIRELESS_ESSID@:${WIRELESS_ESSID}:g" \
204	niro	867	-e "s:@WIRELESS_KEY@:${WIRELESS_KEY_ASCII}:g" \
205			-e "s:@WIRELESS_AUTH_MODE@:${wpa_proto}:g" \
206	niro	268	${WIRELESS_WPA_CONFIG}
207			fi
208
209	niro	275	# remove old state dir
210			[ -d /var/run/wpa_supplicant ] && rm -rf /var/run/wpa_supplicant
211
212	niro	268	# now run the wpa_supplicant dameon
213			wpa_supplicant -B \
214			-D"${WIRELESS_WPA_DRIVER}" \
215			-c"${WIRELESS_WPA_CONFIG}" \
216			-i"${iface}" \
217			${WIRELESS_WPA_OPTS}
218	niro	270
219			# echo wait 5 seconds
220			echo " Waiting 5 seconds to retrieve authentification reply ... "
221			sleep 5
222	niro	268	}
223
224			setup_wireless_extensions()
225			{
226			local iface="$1"
227
228			if [[ -z ${iface} ]]
229			then
230			echo "WIRELESS_EXTENSIONS: no \$iface given. Aborting setup."
231			return 1
232			fi
233
234	niro	275	if [[ -n ${WIRELESS_BITRATE} ]] \|\|
235			[[ -n ${WIRELESS_CHANNEL} ]] \|\|
236			[[ -n ${WIRELESS_ESSID} ]] \|\|
237			[[ -n ${WIRELESS_FREQUENCY} ]] \|\|
238			[[ -n ${WIRELESS_MODE} ]] \|\|
239			[[ -n ${WIRELESS_NICK} ]] \|\|
240			[[ -n ${WIRELESS_AUTH_MODE} ]]
241			then
242			echo -e ${COLOREDSTAR}"Setting up wlan-ext for ${COLBLUE}${iface}${COLDEFAULT} ... "
243			fi
244	niro	270
245	niro	268	[[ -n ${WIRELESS_BITRATE} ]] && iwconfig "${iface}" rate "${WIRELESS_BITRATE}"
246			[[ -n ${WIRELESS_CHANNEL} ]] && iwconfig "${iface}" channel "${WIRELESS_CHANNEL}"
247			[[ -n ${WIRELESS_ESSID} ]] && iwconfig "${iface}" essid "${WIRELESS_ESSID}"
248			[[ -n ${WIRELESS_FREQUENCY} ]] && iwconfig "${iface}" freq "${WIRELESS_FREQUENCY}"
249			[[ -n ${WIRELESS_MODE} ]] && iwconfig "${iface}" mode "${WIRELESS_MODE}"
250			[[ -n ${WIRELESS_NICK} ]] && iwconfig "${iface}" nick "${WIRELESS_NICK}"
251
252			case "${WIRELESS_AUTH_MODE}" in
253	niro	867	wpa\|wpa2) config_wireless_wpa "${iface}" ;;
254			wep\|on) config_wireless_wep "${iface}" ;;
255			off) iwconfig "${iface}" enc off ;;
256	niro	268	esac
257			}
258
259	niro	506	config_bridge_devices()
260			{
261			local iface="$1"
262			local method="$2"
263	niro	636	local bport
264	niro	506
265			if [[ -z ${iface} ]]
266			then
267			echo "BRIDGE: no \$iface given. Aborting setup."
268			return 1
269			fi
270
271			if [[ -z ${method} ]]
272			then
273			echo "BRIDGE: no \$method given. Aborting setup."
274			return 1
275			fi
276
277			# first check for brctl
278			if [[ -z $(which brctl) ]]
279			then
280			echo "brctl not found! Please install 'net-misc/bridge-utils'."
281			return 1
282			fi
283
284			# check the config
285	niro	638	if [[ -z ${BRIDGE_INTERFACES} ]]
286	niro	506	then
287	niro	638	echo "BRIDGE: no \$BRIDGE_INTERFACES given. Aborting setup."
288	niro	506	return 1
289			fi
290
291			case ${method} in
292			add)
293			# setup the bridge device
294			brctl addbr ${iface}
295	niro	636	for bport in ${BRIDGE_INTERFACES}
296			do
297			# enter promiscous mode
298			ifconfig ${bport} 0.0.0.0 promisc
299			# now setup the bridge
300			brctl addif ${iface} ${bport}
301			done
302			# enable spanning-tree protocol
303	niro	640	case ${BRIDGE_STP} in
304	niro	636	on\|off) brctl stp ${iface} ${BRIDGE_STP} ;;
305			*) echo "BRIDGE: unkown value \$BRIDGE_STP='$BRIDGE_STP'."; return 1 ;;
306			esac
307	niro	506	;;
308	niro	636
309	niro	506	remove)
310	niro	636	for bport in ${BRIDGE_INTERFACE}
311			do
312			# bring the interface down
313			ifconfig ${bport} down
314			# remove the interface from the bridge
315			brctl delif ${iface} ${bport}
316			done
317	niro	506	# bring the bridge down
318			brctl delbr ${iface}
319			;;
320			esac
321	niro	636
322	niro	506	# unset the bridge variable to be safe
323	niro	636	unset BRIDGE_INTERFACES
324	niro	506	# continue to setup generic networking
325			}
326
327			config_routes()
328			{
329			local method="$1"
330			local message
331
332			# only add and del are allowed
333			case ${method} in
334			add) message="Adding route ${COLBLUE}${route}${COLDEFAULT} ..." ;;
335			del) message="Removing route ${COLBLUE}${route}${COLDEFAULT} ..." ;;
336			*)
337			echo "config_routes: unsupported \$method '${method}'."
338			exit 1
339			;;
340			esac
341
342			# adds/delete user routes
343			if [[ -f /etc/conf.d/net.routes ]]
344			then
345			( cat /etc/conf.d/net.routes; echo ) \| # make sure there is a LF at the end
346			while read route
347			do
348			case "${route}" in
349			\#*\|"") continue ;;
350			esac
351			echo -e ${COLOREDSTAR}"${message}"
352			route ${method} ${route}
353			evaluate_retval
354			done
355			fi
356			}
357
358	niro	243	networking_start()
359			{
360	niro	522	local iface dns routes ALL_INTERFACES
361	niro	243
362	niro	522	if [[ -z $1 ]]
363			then
364			ALL_INTERFACES=$(onboot_interface_list ${network_settings}/net.*)
365			else
366			if [[ -e ${network_settings}/net.$1 ]]
367			then
368			ALL_INTERFACES="$1"
369			else
370			${FAILURE}
371			echo "Interface $1 does not exist. Aborting"
372			${NORMAL}
373			exit 1
374			fi
375			fi
376
377	niro	243	# get list of all devices
378	niro	522	for iface in ${ALL_INTERFACES}
379	niro	243	do
380			# checkconfig
381			source ${network_settings}/net.${iface} \|\| exit 1
382			checkconfig
383
384	niro	270	# setup mac
385			if [ -n "${FORCE_MAC_TO}" ]
386			then
387			echo -e ${COLOREDSTAR}"Faking MAC to ${FORCE_MAC_TO} for ${COLBLUE}${iface}${COLDEFAULT} ... "
388			ifconfig "${iface}" hw ether "${FORCE_MAC_TO}"
389			evaluate_retval
390			fi
391
392	niro	506	# setup bridges
393			if [[ ${iface} = br[0-9]* ]]
394			then
395			config_bridge_devices ${iface} add
396			fi
397
398	niro	270	# now configure wireless_extensions
399			[ -x /usr/sbin/iwconfig ] && setup_wireless_extensions "${iface}"
400
401	niro	243	echo -e ${COLOREDSTAR}"Bringing up interface ${COLBLUE}${iface}${COLDEFAULT} ..."
402
403	niro	868	# activate the interface
404			ifconfig "${iface}" up
405
406	niro	243	# setup static or dhcp
407			case ${NETWORKING} in
408			dhcp\|DHCP)
409			${CURS_UP}
410			${SET_WWCOL}
411			echo "[DHCP]"
412	niro	275	loadproc ${DHCP_PROG} ${DHCP_START} "${iface}"
413	niro	2	;;
414	niro	243	static\|STATIC)
415			${CURS_UP}
416			${SET_WWCOL}
417			echo "[STATIC]"
418			ifconfig "${iface}" "${IP}" netmask "${NETMASK}" broadcast "${BROADCAST}"
419			evaluate_retval
420			;;
421			esac
422	niro	2
423	niro	243	# setup def gw
424			if [[ -n ${GATEWAY} ]]
425	niro	2	then
426	niro	245	echo -e ${COLOREDSTAR}"Setting up default gateway for ${COLBLUE}${iface}${COLDEFAULT} ..."
427	niro	243	route add default gateway ${GATEWAY} metric 1 dev ${iface}
428	niro	2	evaluate_retval
429	niro	684
430			unset GATEWAY
431	niro	2	fi
432
433	niro	245	# setup /etc/resolv.conf
434			if [[ -n ${NAMESERVER} ]]
435			then
436			echo -e ${COLOREDSTAR}"Setting up all nameserver for ${COLBLUE}${iface}${COLDEFAULT} ..."
437
438			# whipe out the old one
439			echo "# Generated by the magellan-initscripts for ${iface}" > /etc/resolv.conf
440			for dns in ${NAMESERVER}
441			do
442			echo "nameserver ${dns}" >> /etc/resolv.conf
443			done
444	niro	684
445			unset NAMESERVER
446	niro	245	fi
447	niro	243	done
448	niro	506
449			# setup user routes
450			config_routes add
451	niro	243	}
452	niro	2
453	niro	243	networking_stop()
454			{
455	niro	522	if [[ -z $1 ]]
456			then
457			ALL_INTERFACES=$(onboot_interface_list ${network_settings}/net.*)
458			else
459			if [[ -e ${network_settings}/net.$1 ]]
460			then
461			ALL_INTERFACES="$1"
462			else
463			${FAILURE}
464			echo "Interface $1 does not exist. Aborting"
465			${NORMAL}
466			exit 1
467			fi
468			fi
469
470	niro	243	# get list of all devices
471	niro	522	for iface in ${ALL_INTERFACES}
472	niro	243	do
473			source ${network_settings}/net.${iface} \|\| exit 1
474			checkconfig
475
476			if [[ -n ${GATEWAY} ]]
477	niro	2	then
478			echo -e ${COLOREDSTAR}"Removing default gateway ..."
479			route del -net default
480			evaluate_retval
481			fi
482
483	niro	243	echo -e ${COLOREDSTAR}"Bringing down interface ${COLBLUE}${iface}${COLDEFAULT} ..."
484			ifconfig ${iface} down
485			evaluate_retval
486	niro	2
487	niro	506	# remove bridges
488			if [[ ${iface} = br[0-9]* ]]
489			then
490			config_bridge_devices ${iface} remove
491			fi
492
493	niro	243	# shutdown dhcp-daemon
494			if [[ ${NETWORKING} = dhcp ]] && [[ -n $(pidof ${DHCP_PROG}) ]]
495			then
496			echo -e ${COLOREDSTAR}"Stopping the dhcp-daemon ..."
497			${CURS_UP}
498			${SET_WWCOL}
499			echo "[$(basename ${DHCP_PROG})]"
500	niro	270	${DHCP_PROG} ${DHCP_STOP} "${iface}"
501	niro	243	evaluate_retval
502			fi
503	niro	268
504			# shutdown wpa_supplicant daemon
505			if [[ -n $(pidof wpa_supplicant) ]]
506			then
507			killall wpa_supplicant
508			fi
509	niro	243	done
510	niro	275
511	niro	270	# remove state dir
512			if [ -d /var/run/wpa_supplicant ]
513			then
514			rm -rf /var/run/wpa_supplicant
515			fi
516	niro	506
517			# delete user routes
518			config_routes del
519	niro	243	}
520	niro	2
521	niro	243	case $1 in
522			start)
523	niro	522	networking_start $2
524	niro	2	update_svcstatus $1
525	niro	243	splash svc_started "$(basename $0)" 0
526			;;
527
528			stop)
529	niro	522	networking_stop $2
530	niro	243	update_svcstatus $1
531	niro	2	splash svc_stopped "$(basename $0)" 0
532			;;
533
534			restart)
535			$0 stop
536			sleep 1
537			$0 start
538			;;
539
540			*)
541	niro	522	echo "Usage: $0 {start\|stop\|restart} [interface]"
542	niro	2	exit 1
543			;;
544			esac