rc.d/init.d/network

#!/bin/bash
# $Header: /home/cvsd/magellan-cvs/magellan-src/magellan-initscripts/etc/rc.d/init.d/network,v 1.9 2005-10-10 18:43:03 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 ${file} | sed s/net.//)"
			# exclude backup files
			case "${iface}" in
				*~) ;;
				*) 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

	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

	# 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

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

setup_wireless_extensions()
{
	local iface="$1"

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

networking_start()
{
	local iface dns

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

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

		# setup mac
		[ -n "${FORCE_MAC_TO}" ] && ifconfig ${iface} hw ether "${FORCE_MAC_TO}"

		# setup static or dhcp
		case ${NETWORKING} in
			dhcp|DHCP)
				${CURS_UP}
				${SET_WWCOL}
				echo "[DHCP]"
				loadproc ${DHCP_PROG} ${DHCP_START}
				;;
			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

		# setup wlan extensions
		if [ -x /usr/sbin/iwconfig ]
		then
			setup_wireless_extensions "${iface}"
		fi
	done
}

networking_stop()
{
	# get list of all devices
	for iface in $(onboot_interface_list ${network_settings}/net.*)
	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

		# 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}
			evaluate_retval
		fi

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

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

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

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

	*)
		echo "Usage: $0 {start|stop|restart}"
		exit 1
		;;
esac
1	#!/bin/bash
2	# $Header: /home/cvsd/magellan-cvs/magellan-src/magellan-initscripts/etc/rc.d/init.d/network,v 1.9 2005-10-10 18:43:03 niro Exp $
3
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	source ${rc_functions}
15
16	# 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	if [ -z "${NETWORKING}" ]
72	then
73	echo "NETWORKING missing in net.${interface}, aborted"
74	exit 1
75	fi
76
77	case "${NETWORKING}" in
78	static)
79	if [ -z "${IP}" ]
80	then
81	echo "IP missing in net.${interface}, aborted"
82	exit 1
83	fi
84
85	if [ -z "${NETMASK}" ]
86	then
87	echo -n "NETMASK missing in net.${interface}, "
88	echo "using 255.255.255.0"
89	NETMASK=255.255.255.0
90	fi
91
92	if [ -z "${BROADCAST}" ]
93	then
94	echo -n "BROADCAST missing in net.${interface}, "
95	echo "using default address"
96	fi
97	;;
98
99	dhcp)
100	if [ -z "${DHCP_PROG}" ]
101	then
102	echo "DHCP_PROG missing in net.${interface}, aborted"
103	exit 1
104	fi
105	;;
106
107	esac
108	}
109
110	# onboot_interface_list /path/to/files*
111	onboot_interface_list()
112	{
113	local file
114	local devices
115	local iface
116
117	# get list of all devices
118	for file in $@
119	do
120	if [[ $(read_value ONBOOT ${file}) = yes ]]
121	then
122	iface="$(basename ${file} \| sed s/net.//)"
123	# exclude backup files
124	case "${iface}" in
125	*~) ;;
126	*) devices="${devices} $(basename ${file} \| sed s/net.//)" ;;
127	esac
128	fi
129	done
130
131	echo "${devices}"
132	}
133
134	config_wireless_wep()
135	{
136	local iface="$1"
137
138	if [[ -z ${iface} ]]
139	then
140	echo "WEP: no \$iface given. Aborting setup."
141	return 1
142	fi
143
144	iwconfig "${iface}" enc on
145	[[ -n ${WIRELESS_KEY_LENGTH} ]] && iwconfig "${iface}" enc "${WIRELESS_KEY_LENGTH}"
146	[[ -n ${WIRELESS_KEY} ]] && iwconfig "${iface}" key "${WIRELESS_KEY}"
147	[[ -n ${WIRELESS_KEY_ASCII} ]] && iwconfig "${iface}" key s:"${WIRELESS_KEY_ASCII}"
148	}
149
150	config_wireless_wpa()
151	{
152	local iface="$1"
153
154	if [[ -z ${iface} ]]
155	then
156	echo "WPA: no \$iface given. Aborting setup."
157	return 1
158	fi
159
160	if [ ! -x /sbin/wpa_supplicant ]
161	then
162	echo "WPA: wpa_supplicant not installed. Aborting setup."
163	return 1
164	fi
165
166	# get default settings
167	[[ -f /etc/conf.d/wpa_supplicant ]] && source /etc/conf.d/wpa_supplicant
168
169	# check the configuration
170	[[ -z ${WIRELESS_WPA_CONFIG} ]] && WIRELESS_WPA_CONFIG=/etc/wpa_supplicant.auto
171	[[ -z ${WIRELESS_WPA_SKEL} ]] && WIRELESS_WPA_SKEL=/etc/conf.d/wpa_supplicant.skel
172	if [[ -z ${WIRELESS_WPA_DRIVER} ]]
173	then
174	echo "WPA: WIRELESS_WPA_DRIVER given. Aborting setup."
175	return 1
176	fi
177
178	# write a config with the settings from net.${iface}
179	# only wpa-psk ! all other needs manual setup
180	if [[ ${WIRELESS_WPA_AUTOCONF} = true ]]
181	then
182	# write default cfg from skeleton
183	cat ${WIRELESS_WPA_SKEL} > ${WIRELESS_WPA_CONFIG}
184
185	# setup the network entry
186	sed -i -e "s:@WIRELESS_ESSID@:${WIRELESS_ESSID}:g" \
187	-e "s:@WIRELESS_KEY@:${WIRELESS_KEY}:g" \
188	${WIRELESS_WPA_CONFIG}
189	fi
190
191	# now run the wpa_supplicant dameon
192	wpa_supplicant -B \
193	-D"${WIRELESS_WPA_DRIVER}" \
194	-c"${WIRELESS_WPA_CONFIG}" \
195	-i"${iface}" \
196	${WIRELESS_WPA_OPTS}
197	}
198
199	setup_wireless_extensions()
200	{
201	local iface="$1"
202
203	if [[ -z ${iface} ]]
204	then
205	echo "WIRELESS_EXTENSIONS: no \$iface given. Aborting setup."
206	return 1
207	fi
208
209	[[ -n ${WIRELESS_BITRATE} ]] && iwconfig "${iface}" rate "${WIRELESS_BITRATE}"
210	[[ -n ${WIRELESS_CHANNEL} ]] && iwconfig "${iface}" channel "${WIRELESS_CHANNEL}"
211	[[ -n ${WIRELESS_ESSID} ]] && iwconfig "${iface}" essid "${WIRELESS_ESSID}"
212	[[ -n ${WIRELESS_FREQUENCY} ]] && iwconfig "${iface}" freq "${WIRELESS_FREQUENCY}"
213	[[ -n ${WIRELESS_MODE} ]] && iwconfig "${iface}" mode "${WIRELESS_MODE}"
214	[[ -n ${WIRELESS_NICK} ]] && iwconfig "${iface}" nick "${WIRELESS_NICK}"
215
216	case "${WIRELESS_AUTH_MODE}" in
217	wpa) config_wireless_wpa "${iface}" ;;
218	wep\|on) config_wireless_wep "${iface}" ;;
219	off) iwconfig "${iface}" enc off ;;
220	esac
221	}
222
223	networking_start()
224	{
225	local iface dns
226
227	# get list of all devices
228	for iface in $(onboot_interface_list ${network_settings}/net.*)
229	do
230	# checkconfig
231	source ${network_settings}/net.${iface} \|\| exit 1
232	checkconfig
233
234	echo -e ${COLOREDSTAR}"Bringing up interface ${COLBLUE}${iface}${COLDEFAULT} ..."
235
236	# setup mac
237	[ -n "${FORCE_MAC_TO}" ] && ifconfig ${iface} hw ether "${FORCE_MAC_TO}"
238
239	# setup static or dhcp
240	case ${NETWORKING} in
241	dhcp\|DHCP)
242	${CURS_UP}
243	${SET_WWCOL}
244	echo "[DHCP]"
245	loadproc ${DHCP_PROG} ${DHCP_START}
246	;;
247	static\|STATIC)
248	${CURS_UP}
249	${SET_WWCOL}
250	echo "[STATIC]"
251	ifconfig "${iface}" "${IP}" netmask "${NETMASK}" broadcast "${BROADCAST}"
252	evaluate_retval
253	;;
254	esac
255
256	# setup def gw
257	if [[ -n ${GATEWAY} ]]
258	then
259	echo -e ${COLOREDSTAR}"Setting up default gateway for ${COLBLUE}${iface}${COLDEFAULT} ..."
260	route add default gateway ${GATEWAY} metric 1 dev ${iface}
261	evaluate_retval
262	fi
263
264	# setup /etc/resolv.conf
265	if [[ -n ${NAMESERVER} ]]
266	then
267	echo -e ${COLOREDSTAR}"Setting up all nameserver for ${COLBLUE}${iface}${COLDEFAULT} ..."
268
269	# whipe out the old one
270	echo "# Generated by the magellan-initscripts for ${iface}" > /etc/resolv.conf
271	for dns in ${NAMESERVER}
272	do
273	echo "nameserver ${dns}" >> /etc/resolv.conf
274	done
275	fi
276
277	# setup wlan extensions
278	if [ -x /usr/sbin/iwconfig ]
279	then
280	setup_wireless_extensions "${iface}"
281	fi
282	done
283	}
284
285	networking_stop()
286	{
287	# get list of all devices
288	for iface in $(onboot_interface_list ${network_settings}/net.*)
289	do
290	source ${network_settings}/net.${iface} \|\| exit 1
291	checkconfig
292
293	if [[ -n ${GATEWAY} ]]
294	then
295	echo -e ${COLOREDSTAR}"Removing default gateway ..."
296	route del -net default
297	evaluate_retval
298	fi
299
300	echo -e ${COLOREDSTAR}"Bringing down interface ${COLBLUE}${iface}${COLDEFAULT} ..."
301	ifconfig ${iface} down
302	evaluate_retval
303
304	# shutdown dhcp-daemon
305	if [[ ${NETWORKING} = dhcp ]] && [[ -n $(pidof ${DHCP_PROG}) ]]
306	then
307	echo -e ${COLOREDSTAR}"Stopping the dhcp-daemon ..."
308	${CURS_UP}
309	${SET_WWCOL}
310	echo "[$(basename ${DHCP_PROG})]"
311	${DHCP_PROG} ${DHCP_STOP}
312	evaluate_retval
313	fi
314
315	# shutdown wpa_supplicant daemon
316	if [[ -n $(pidof wpa_supplicant) ]]
317	then
318	killall wpa_supplicant
319	fi
320	done
321	}
322
323	case $1 in
324	start)
325	networking_start
326	update_svcstatus $1
327	splash svc_started "$(basename $0)" 0
328	;;
329
330	stop)
331	networking_stop
332	update_svcstatus $1
333	splash svc_stopped "$(basename $0)" 0
334	;;
335
336	restart)
337	$0 stop
338	sleep 1
339	$0 start
340	;;
341
342	*)
343	echo "Usage: $0 {start\|stop\|restart}"
344	exit 1
345	;;
346	esac