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 1.6 2005-09-22 22:15:38 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}"
}

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
			[[ -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}"
			[[ -n ${WIRELESS_AUTH_MODE} ]] && iwconfig "${iface}" enc "${WIRELESS_AUTH_MODE}"
			[[ -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}"
		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
	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	niro	2	#!/bin/bash
2	niro	245	# $Header: /home/cvsd/magellan-cvs/magellan-src/magellan-initscripts/etc/rc.d/init.d/network,v 1.6 2005-09-22 22:15:38 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 ${file} \| sed s/net.//)"
123			# exclude backup files
124			case "${iface}" in
125	niro	2	*~) ;;
126	niro	243	*) devices="${devices} $(basename ${file} \| sed s/net.//)" ;;
127			esac
128			fi
129			done
130	niro	181
131	niro	243	echo "${devices}"
132			}
133	niro	181
134	niro	243	networking_start()
135			{
136	niro	245	local iface dns
137	niro	243
138			# get list of all devices
139			for iface in $(onboot_interface_list ${network_settings}/net.*)
140			do
141			# checkconfig
142			source ${network_settings}/net.${iface} \|\| exit 1
143			checkconfig
144
145			echo -e ${COLOREDSTAR}"Bringing up interface ${COLBLUE}${iface}${COLDEFAULT} ..."
146
147			# setup mac
148			[ -n "${FORCE_MAC_TO}" ] && ifconfig ${iface} hw ether "${FORCE_MAC_TO}"
149
150			# setup static or dhcp
151			case ${NETWORKING} in
152			dhcp\|DHCP)
153			${CURS_UP}
154			${SET_WWCOL}
155			echo "[DHCP]"
156			loadproc ${DHCP_PROG} ${DHCP_START}
157	niro	2	;;
158	niro	243	static\|STATIC)
159			${CURS_UP}
160			${SET_WWCOL}
161			echo "[STATIC]"
162			ifconfig "${iface}" "${IP}" netmask "${NETMASK}" broadcast "${BROADCAST}"
163			evaluate_retval
164			;;
165			esac
166	niro	2
167	niro	243	# setup def gw
168			if [[ -n ${GATEWAY} ]]
169	niro	2	then
170	niro	245	echo -e ${COLOREDSTAR}"Setting up default gateway for ${COLBLUE}${iface}${COLDEFAULT} ..."
171	niro	243	route add default gateway ${GATEWAY} metric 1 dev ${iface}
172	niro	2	evaluate_retval
173			fi
174
175	niro	245	# setup /etc/resolv.conf
176			if [[ -n ${NAMESERVER} ]]
177			then
178			echo -e ${COLOREDSTAR}"Setting up all nameserver for ${COLBLUE}${iface}${COLDEFAULT} ..."
179
180			# whipe out the old one
181			echo "# Generated by the magellan-initscripts for ${iface}" > /etc/resolv.conf
182			for dns in ${NAMESERVER}
183			do
184			echo "nameserver ${dns}" >> /etc/resolv.conf
185			done
186			fi
187
188	niro	243	# setup wlan extensions
189			if [ -x /usr/sbin/iwconfig ]
190			then
191			[[ -n ${WIRELESS_BITRATE} ]] && iwconfig "${iface}" rate "${WIRELESS_BITRATE}"
192			[[ -n ${WIRELESS_CHANNEL} ]] && iwconfig "${iface}" channel "${WIRELESS_CHANNEL}"
193			[[ -n ${WIRELESS_ESSID} ]] && iwconfig "${iface}" essid "${WIRELESS_ESSID}"
194			[[ -n ${WIRELESS_FREQUENCY} ]] && iwconfig "${iface}" freq "${WIRELESS_FREQUENCY}"
195			[[ -n ${WIRELESS_MODE} ]] && iwconfig "${iface}" mode "${WIRELESS_MODE}"
196			[[ -n ${WIRELESS_NICK} ]] && iwconfig "${iface}" nick "${WIRELESS_NICK}"
197			[[ -n ${WIRELESS_AUTH_MODE} ]] && iwconfig "${iface}" enc "${WIRELESS_AUTH_MODE}"
198			[[ -n ${WIRELESS_KEY_LENGTH} ]] && iwconfig "${iface}" enc "${WIRELESS_KEY_LENGTH}"
199			[[ -n ${WIRELESS_KEY} ]] && iwconfig "${iface}" key "${WIRELESS_KEY}"
200			[[ -n ${WIRELESS_KEY_ASCII} ]] && iwconfig "${iface}" key s:"${WIRELESS_KEY_ASCII}"
201			fi
202			done
203			}
204	niro	2
205	niro	243	networking_stop()
206			{
207			# get list of all devices
208			for iface in $(onboot_interface_list ${network_settings}/net.*)
209			do
210			source ${network_settings}/net.${iface} \|\| exit 1
211			checkconfig
212
213			if [[ -n ${GATEWAY} ]]
214	niro	2	then
215			echo -e ${COLOREDSTAR}"Removing default gateway ..."
216			route del -net default
217			evaluate_retval
218			fi
219
220	niro	243	echo -e ${COLOREDSTAR}"Bringing down interface ${COLBLUE}${iface}${COLDEFAULT} ..."
221			ifconfig ${iface} down
222			evaluate_retval
223	niro	2
224	niro	243	# shutdown dhcp-daemon
225			if [[ ${NETWORKING} = dhcp ]] && [[ -n $(pidof ${DHCP_PROG}) ]]
226			then
227			echo -e ${COLOREDSTAR}"Stopping the dhcp-daemon ..."
228			${CURS_UP}
229			${SET_WWCOL}
230			echo "[$(basename ${DHCP_PROG})]"
231			${DHCP_PROG} ${DHCP_STOP}
232			evaluate_retval
233			fi
234			done
235			}
236	niro	2
237	niro	243	case $1 in
238			start)
239			networking_start
240	niro	2	update_svcstatus $1
241	niro	243	splash svc_started "$(basename $0)" 0
242			;;
243
244			stop)
245			networking_stop
246			update_svcstatus $1
247	niro	2	splash svc_stopped "$(basename $0)" 0
248			;;
249
250			restart)
251			$0 stop
252			sleep 1
253			$0 start
254			;;
255
256			*)
257			echo "Usage: $0 {start\|stop\|restart}"
258			exit 1
259			;;
260			esac