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}
source /etc/conf.d/network

iface_wait_online()
{
	local timeout="$1"
	local iface="$2"

	(( timeout *= 10 ))

	while [ ! -e /sys/class/net/${iface} ]
	do
		(( timeout-- > 0 )) || return 1
		sleep 0.1
	done

	return 0
}

iface_has_link()
{
	local interface="$1"
	local flags

	[[ -n ${interface} ]] || return 2
	interface="/sys/class/net/${interface}"
	[[ -d ${interface} ]] || return 2
	flags=$(cat ${interface}/flags)
	echo $((${flags}|0x41)) > ${interface}/flags # 0x41: IFF_UP|IFF_RUNNING
	[ "$(cat ${interface}/carrier)" = 1 ] || return 1
}

# 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
	local BRIDGE_AGEING_TIME
	local BRIDGE_PRIORITY
	local BRIDGE_FORWARD_DELAY
	local BRIDGE_HELLO_TIME
	local BRIDGE_MAX_MESSAGE_AGE
	local BRIDGE_PATH_COST
	local BRIDGE_PORT_PRIORITY

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

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

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

		if [[ -z ${NETMASK} ]]
		then
			rc_echo -n "NETMASK missing in net.${iface}, "
			rc_echo "using ${DEFAULT_NETMASK}"
			NETMASK="${DEFAULT_NETMASK}"
		fi

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

	dhcp)
		if [[ -z ${DHCP_PROG} ]]
		then
			rc_echo -n "DHCP_PROG missing in net.${iface},"
			rc_echo "using default programm ${DEFAULT_DHCP_PROG}"
			DHCP_PROG="${DEFAULT_DHCP_PROG}"
		fi
		[[ -z ${DHCP_START} ]] && DHCP_START="${DEFAULT_DHCP_START}"
		[[ -z ${DHCP_STOP} ]] && DHCP_STOP="${DEFAULT_DHCP_STOP}"
		;;

	esac
}

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

	# get list of all devices
	for file in $@
	do
		iface="$(basename ${file} | sed s/net.//)"

		# exclude backup files and exclude net.routes and net.sample too
		case "${iface}" in
			*~) continue ;;
			routes) continue ;;
			sample) continue ;;
		esac

		if [[ $(read_value ONBOOT ${file}) = yes ]]
		then
			devices="${devices} ${iface}"
		fi
	done

	echo "${devices}"
}

config_wireless_wep()
{
	local iface="$1"

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

	${CURS_UP}
	${SET_WWCOL}
	rc_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
		rc_echo "WPA: no \$iface given. Aborting setup."
		return 1
	fi

	if [ ! -x $(type -P wpa_supplicant) ]
	then
		rc_echo "WPA: wpa_supplicant not installed. Aborting setup."
		return 1
	fi

	${CURS_UP}
	${SET_WWCOL}
	rc_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/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 /run/wpa_supplicant ] && rm -rf /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
	rc_echo "    Waiting 5 seconds to retrieve authentification reply ... "
	sleep 5
}

setup_wireless_extensions()
{
	local iface="$1"

	if [[ -z ${iface} ]]
	then
		rc_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
		rc_print "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_options()
{
	local iface="$1"
	local i
	local port
	local cost
	local prio

	# enable spanning-tree protocol
	case ${BRIDGE_STP} in
		on|off) brctl stp "${iface}" "${BRIDGE_STP}" ;;
		*) rc_echo "BRIDGE: unkown value \$BRIDGE_STP='$BRIDGE_STP'."; return 1 ;;
	esac

	# configure ageing time
	if [[ ! -z ${BRIDGE_AGEING_TIME} ]]
	then
		brctl setageing "${iface}" "${BRIDGE_AGEING_TIME}"
	fi

	# configure bridge priority
	if [[ ! -z ${BRIDGE_PRIORITY} ]]
	then
		brctl setbridgeprio "${iface}" "${BRIDGE_PRIORITY}"
	fi

	# configure forward delay
	if [[ ! -z ${BRIDGE_FORWARD_DELAY} ]]
	then
		brctl setfd "${iface}" "${BRIDGE_FORWARD_DELAY}"
	fi

	# configure hello time
	if [[ ! -z ${BRIDGE_HELLO_TIME} ]]
	then
		brctl sethello "${iface}" "${BRIDGE_HELLO_TIME}"
	fi

	# configure maximal message age
	if [[ ! -z ${BRIDGE_MAX_MESSAGE_AGE} ]]
	then
		brctl setmaxage "${iface}" "${BRIDGE_MAX_MESSAGE_AGE}"
	fi

	# configure path cost for every port
	if [[ ! -z ${BRIDGE_PATH_COST} ]]
	then
		for i in ${BRIDGE_PATH_COST}
		do
			port="${i%=*}"
			cost="${i#*=}"
			[[ ! -z ${port} ]] && brctl pathcost "${iface}" "${port}" "${cost}"
		done
	fi

	# configure port priority for every port
	if [[ ! -z ${BRIDGE_PORT_PRIORITY} ]]
	then
		for i in ${BRIDGE_PORT_PRIORITY}
		do
			port="${i%=*}"
			prio="${i#*=}"
			[[ ! -z ${port} ]] && brctl setportprio "${iface}" "${port}" "${prio}"
		done
	fi
}

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

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

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

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

	# check the config
	if [[ -z ${BRIDGE_INTERFACES} ]]
	then
		rc_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
			# configure all other options
			config_bridge_options "${iface}"
			;;

		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 ${method} in
		add) message="Adding" ;;
		del) message="Removing" ;;
		*)
			rc_echo "config_routes: unsupported \$method '${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 "${route}" in
				\#*|"") continue ;;
			esac
			rc_print "${message} route ${COLBLUE}${route}${COLDEFAULT} ..."
			# do not esacpe ${route} or it breaks!
			route "${method}" ${route}
			evaluate_retval
		done
	fi
}

networking_start()
{
	local iface dns routes ALL_INTERFACES

	if [[ -z $1 ]]
	then
		ALL_INTERFACES=$(onboot_interface_list ${rc_network_settings}/net.*)
	else
		if [[ -e ${rc_network_settings}/net.$1 ]]
		then
			ALL_INTERFACES="$1"
		else
			${FAILURE}
			rc_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 ${rc_network_settings}/net.${iface} || exit 1
		checkconfig

		# wait until the device is created
		iface_wait_online 5 "${iface}" || { rc_echo "device '${iface}' does not exist"; continue; }

		# setup mac
		if [[ -n ${FORCE_MAC_TO} ]]
		then
			rc_print "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 $(type -P iwconfig) ] && setup_wireless_extensions "${iface}"

		rc_print "Bringing up interface ${COLBLUE}${iface}${COLDEFAULT} ..."

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

		# setup static or dhcp
		case ${NETWORKING} in
			dhcp|DHCP)
				${CURS_UP}
				${SET_WWCOL}
				rc_echo "[DHCP]"
				if iface_has_link "${iface}"
				then
					loadproc ${DHCP_PROG} ${DHCP_START} "${iface}"
				else
					rc_echo "Interface '${iface}' has no link. Not running '${DHCP_PROG}'."
				fi
				;;
			static|STATIC)
				${CURS_UP}
				${SET_WWCOL}
				rc_echo "[STATIC]"
				ifconfig "${iface}" "${IP}" netmask "${NETMASK}" broadcast "${BROADCAST}"
				evaluate_retval
				;;
		esac

		# setup def gw
		if [[ -n ${GATEWAY} ]]
		then
			rc_print "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
		# add given nameserver
		if [[ -n ${NAMESERVER} ]]
		then
			rc_print "Setting up all nameserver for ${COLBLUE}${iface}${COLDEFAULT} ..."

			# wipe out the old one
			echo "# Generated by the magellan-initscripts for ${iface}" > /etc/resolv.conf
			# include head
			if [ -f /etc/resolv.conf.head ]
			then
				cat /etc/resolv.conf.head >> /etc/resolv.conf
			else
				echo "# /etc/resolv.conf.head can replace this line" >> /etc/resolv.conf
			fi

			for dns in ${NAMESERVER}
			do
				echo "nameserver ${dns}" >> /etc/resolv.conf
			done

			# include tail
			if [ -f /etc/resolv.conf.tail ]
			then
				cat /etc/resolv.conf.tail >> /etc/resolv.conf
			else
				echo "# /etc/resolv.conf.tail can replace this line" >> /etc/resolv.conf
			fi

			unset NAMESERVER
		fi
	done

	# setup user routes
	config_routes add
}

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

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

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

		rc_print "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 $(basename ${DHCP_PROG})) ]]
		then
			rc_print "Stopping the dhcp-daemon ..."
			${CURS_UP}
			${SET_WWCOL}
			rc_echo "[$(basename ${DHCP_PROG})]"
			if [[ -z ${DHCP_STOP} ]]
			then
				killproc ${DHCP_PROG}
				evaluate_retval
			else
				${DHCP_PROG} ${DHCP_STOP} "${iface}"
				evaluate_retval
			fi
		fi

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

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

	*)
		rc_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	1363	source /etc/conf.d/network
16	niro	2
17	niro	2382	iface_wait_online()
18	niro	2305	{
19	niro	2312	local timeout="$1"
20	niro	2305	local iface="$2"
21
22			(( timeout *= 10 ))
23
24			while [ ! -e /sys/class/net/${iface} ]
25			do
26			(( timeout-- > 0 )) \|\| return 1
27			sleep 0.1
28			done
29
30			return 0
31			}
32
33	niro	2383	iface_has_link()
34			{
35			local interface="$1"
36			local flags
37
38			[[ -n ${interface} ]] \|\| return 2
39			interface="/sys/class/net/${interface}"
40			[[ -d ${interface} ]] \|\| return 2
41			flags=$(cat ${interface}/flags)
42			echo $((${flags}\|0x41)) > ${interface}/flags # 0x41: IFF_UP\|IFF_RUNNING
43			[ "$(cat ${interface}/carrier)" = 1 ] \|\| return 1
44			}
45
46	niro	243	# read values from files
47			read_value()
48			{
49			local var="$1"
50			local file="$2"
51			local value
52
53			# local all possible vars
54			# global
55			local ONBOOT
56			local NETWORKING
57	niro	691
58	niro	243	# static
59			local IP
60			local NETMASK
61			local BROADCAST
62			local NETWORKING
63			local FORCE_MAC_TO
64
65			# dhcp
66			local DHCP_PROG
67			local DHCP_START
68			local DHCP_STOP
69
70			# default gw
71			local GATEWAY
72			local GATEWAY_IF
73
74			# wireless extensions
75			local WIRELESS_AP
76			local WIRELESS_AUTH_MODE
77			local WIRELESS_BITRATE
78			local WIRELESS_CHANNEL
79			local WIRELESS_DEFAULT_KEY
80			local WIRELESS_ESSID
81			local WIRELESS_FREQUENCY
82			local WIRELESS_KEY
83			local WIRELESS_KEY_ASCII
84			local WIRELESS_KEY_0
85			local WIRELESS_KEY_1
86			local WIRELESS_KEY_2
87			local WIRELESS_KEY_3
88			local WIRELESS_KEY_LENGTH
89			local WIRELESS_MODE
90			local WIRELESS_NICK
91			local WIRELESS_NWID
92			local WIRELESS_POWER
93	niro	636	local WIRELESS_WPA_DRIVER
94	niro	243
95	niro	636	local BRIDGE_INTERFACES
96			local BRIDGE_STP
97	niro	1092	local BRIDGE_AGEING_TIME
98			local BRIDGE_PRIORITY
99			local BRIDGE_FORWARD_DELAY
100			local BRIDGE_HELLO_TIME
101			local BRIDGE_MAX_MESSAGE_AGE
102			local BRIDGE_PATH_COST
103			local BRIDGE_PORT_PRIORITY
104	niro	636
105	niro	243	source ${file}
106			eval value=\$$(echo ${var})
107			echo "${value}"
108			}
109
110			checkconfig()
111			{
112	niro	636	if [[ -z ${NETWORKING} ]]
113	niro	2	then
114	niro	1258	rc_echo "NETWORKING missing in net.${iface}, aborted"
115	niro	2	exit 1
116			fi
117
118	niro	20	case "${NETWORKING}" in
119	niro	2	static)
120	niro	636	if [[ -z ${IP} ]]
121	niro	2	then
122	niro	1258	rc_echo "IP missing in net.${iface}, aborted"
123	niro	2	exit 1
124			fi
125
126	niro	636	if [[ -z ${NETMASK} ]]
127	niro	2	then
128	niro	1258	rc_echo -n "NETMASK missing in net.${iface}, "
129	niro	1363	rc_echo "using ${DEFAULT_NETMASK}"
130			NETMASK="${DEFAULT_NETMASK}"
131	niro	2	fi
132
133	niro	636	if [[ -z ${BROADCAST} ]]
134	niro	2	then
135	niro	1258	rc_echo -n "BROADCAST missing in net.${iface}, "
136			rc_echo "using default address"
137	niro	2	fi
138			;;
139	niro	20
140	niro	2	dhcp)
141	niro	636	if [[ -z ${DHCP_PROG} ]]
142	niro	2	then
143	niro	1258	rc_echo -n "DHCP_PROG missing in net.${iface},"
144	niro	1363	rc_echo "using default programm ${DEFAULT_DHCP_PROG}"
145			DHCP_PROG="${DEFAULT_DHCP_PROG}"
146	niro	2	fi
147	niro	1363	[[ -z ${DHCP_START} ]] && DHCP_START="${DEFAULT_DHCP_START}"
148			[[ -z ${DHCP_STOP} ]] && DHCP_STOP="${DEFAULT_DHCP_STOP}"
149	niro	2	;;
150	niro	20
151	niro	2	esac
152			}
153
154	niro	243	# onboot_interface_list /path/to/files*
155			onboot_interface_list()
156			{
157			local file
158			local devices
159			local iface
160	niro	2
161	niro	243	# get list of all devices
162			for file in $@
163			do
164	niro	1258	iface="$(basename ${file} \| sed s/net.//)"
165
166			# exclude backup files and exclude net.routes and net.sample too
167			case "${iface}" in
168			*~) continue ;;
169			routes) continue ;;
170			sample) continue ;;
171			esac
172
173	niro	243	if [[ $(read_value ONBOOT ${file}) = yes ]]
174			then
175	niro	1258	devices="${devices} ${iface}"
176	niro	243	fi
177			done
178	niro	181
179	niro	243	echo "${devices}"
180			}
181	niro	181
182	niro	268	config_wireless_wep()
183			{
184			local iface="$1"
185
186			if [[ -z ${iface} ]]
187			then
188	niro	1258	rc_echo "WEP: no \$iface given. Aborting setup."
189	niro	268	return 1
190			fi
191
192	niro	270	${CURS_UP}
193			${SET_WWCOL}
194	niro	1258	rc_echo "[AUTH: WEP]"
195	niro	270
196	niro	268	iwconfig "${iface}" enc on
197			[[ -n ${WIRELESS_KEY_LENGTH} ]] && iwconfig "${iface}" enc "${WIRELESS_KEY_LENGTH}"
198			[[ -n ${WIRELESS_KEY} ]] && iwconfig "${iface}" key "${WIRELESS_KEY}"
199			[[ -n ${WIRELESS_KEY_ASCII} ]] && iwconfig "${iface}" key s:"${WIRELESS_KEY_ASCII}"
200			}
201
202			config_wireless_wpa()
203			{
204			local iface="$1"
205
206			if [[ -z ${iface} ]]
207			then
208	niro	1258	rc_echo "WPA: no \$iface given. Aborting setup."
209	niro	268	return 1
210			fi
211
212	niro	2063	if [ ! -x $(type -P wpa_supplicant) ]
213	niro	268	then
214	niro	1258	rc_echo "WPA: wpa_supplicant not installed. Aborting setup."
215	niro	268	return 1
216			fi
217
218	niro	270	${CURS_UP}
219			${SET_WWCOL}
220	niro	1258	rc_echo "[AUTH: WPA]"
221	niro	270
222	niro	268	# get default settings
223			[[ -f /etc/conf.d/wpa_supplicant ]] && source /etc/conf.d/wpa_supplicant
224
225			# check the configuration
226	niro	2031	[[ -z ${WIRELESS_WPA_CONFIG} ]] && WIRELESS_WPA_CONFIG=/etc/wpa_supplicant/wpa_supplicant.auto
227	niro	268	[[ -z ${WIRELESS_WPA_SKEL} ]] && WIRELESS_WPA_SKEL=/etc/conf.d/wpa_supplicant.skel
228
229	niro	872	# use wext as default driver, do not abort here anymore
230			[[ -z ${WIRELESS_WPA_DRIVER} ]] && WIRELESS_WPA_DRIVER=wext
231
232	niro	268	# write a config with the settings from net.${iface}
233			# only wpa-psk ! all other needs manual setup
234			if [[ ${WIRELESS_WPA_AUTOCONF} = true ]]
235			then
236			# write default cfg from skeleton
237			cat ${WIRELESS_WPA_SKEL} > ${WIRELESS_WPA_CONFIG}
238
239	niro	867	local wpa_proto
240			case ${WIRELESS_AUTH_MODE} in
241			wpa) wpa_proto="WPA" ;;
242			wpa2) wpa_proto="WPA2" ;;
243			esac
244
245	niro	268	# setup the network entry
246			sed -i -e "s:@WIRELESS_ESSID@:${WIRELESS_ESSID}:g" \
247	niro	867	-e "s:@WIRELESS_KEY@:${WIRELESS_KEY_ASCII}:g" \
248			-e "s:@WIRELESS_AUTH_MODE@:${wpa_proto}:g" \
249	niro	268	${WIRELESS_WPA_CONFIG}
250			fi
251
252	niro	275	# remove old state dir
253	niro	1665	[ -d /run/wpa_supplicant ] && rm -rf /run/wpa_supplicant
254	niro	275
255	niro	268	# now run the wpa_supplicant dameon
256			wpa_supplicant -B \
257			-D"${WIRELESS_WPA_DRIVER}" \
258			-c"${WIRELESS_WPA_CONFIG}" \
259			-i"${iface}" \
260			${WIRELESS_WPA_OPTS}
261	niro	270
262			# echo wait 5 seconds
263	niro	1258	rc_echo " Waiting 5 seconds to retrieve authentification reply ... "
264	niro	270	sleep 5
265	niro	268	}
266
267			setup_wireless_extensions()
268			{
269			local iface="$1"
270
271			if [[ -z ${iface} ]]
272			then
273	niro	1258	rc_echo "WIRELESS_EXTENSIONS: no \$iface given. Aborting setup."
274	niro	268	return 1
275			fi
276
277	niro	275	if [[ -n ${WIRELESS_BITRATE} ]] \|\|
278			[[ -n ${WIRELESS_CHANNEL} ]] \|\|
279			[[ -n ${WIRELESS_ESSID} ]] \|\|
280			[[ -n ${WIRELESS_FREQUENCY} ]] \|\|
281			[[ -n ${WIRELESS_MODE} ]] \|\|
282			[[ -n ${WIRELESS_NICK} ]] \|\|
283			[[ -n ${WIRELESS_AUTH_MODE} ]]
284			then
285	niro	1258	rc_print "Setting up wlan-ext for ${COLBLUE}${iface}${COLDEFAULT} ... "
286	niro	275	fi
287	niro	270
288	niro	268	[[ -n ${WIRELESS_BITRATE} ]] && iwconfig "${iface}" rate "${WIRELESS_BITRATE}"
289			[[ -n ${WIRELESS_CHANNEL} ]] && iwconfig "${iface}" channel "${WIRELESS_CHANNEL}"
290			[[ -n ${WIRELESS_ESSID} ]] && iwconfig "${iface}" essid "${WIRELESS_ESSID}"
291			[[ -n ${WIRELESS_FREQUENCY} ]] && iwconfig "${iface}" freq "${WIRELESS_FREQUENCY}"
292			[[ -n ${WIRELESS_MODE} ]] && iwconfig "${iface}" mode "${WIRELESS_MODE}"
293			[[ -n ${WIRELESS_NICK} ]] && iwconfig "${iface}" nick "${WIRELESS_NICK}"
294
295			case "${WIRELESS_AUTH_MODE}" in
296	niro	867	wpa\|wpa2) config_wireless_wpa "${iface}" ;;
297			wep\|on) config_wireless_wep "${iface}" ;;
298			off) iwconfig "${iface}" enc off ;;
299	niro	268	esac
300			}
301
302	niro	1092	config_bridge_options()
303			{
304			local iface="$1"
305			local i
306			local port
307			local cost
308			local prio
309
310			# enable spanning-tree protocol
311			case ${BRIDGE_STP} in
312			on\|off) brctl stp "${iface}" "${BRIDGE_STP}" ;;
313	niro	1258	*) rc_echo "BRIDGE: unkown value \$BRIDGE_STP='$BRIDGE_STP'."; return 1 ;;
314	niro	1092	esac
315
316			# configure ageing time
317			if [[ ! -z ${BRIDGE_AGEING_TIME} ]]
318			then
319			brctl setageing "${iface}" "${BRIDGE_AGEING_TIME}"
320			fi
321
322			# configure bridge priority
323			if [[ ! -z ${BRIDGE_PRIORITY} ]]
324			then
325			brctl setbridgeprio "${iface}" "${BRIDGE_PRIORITY}"
326			fi
327
328			# configure forward delay
329			if [[ ! -z ${BRIDGE_FORWARD_DELAY} ]]
330			then
331			brctl setfd "${iface}" "${BRIDGE_FORWARD_DELAY}"
332			fi
333
334			# configure hello time
335			if [[ ! -z ${BRIDGE_HELLO_TIME} ]]
336			then
337			brctl sethello "${iface}" "${BRIDGE_HELLO_TIME}"
338			fi
339
340			# configure maximal message age
341			if [[ ! -z ${BRIDGE_MAX_MESSAGE_AGE} ]]
342			then
343			brctl setmaxage "${iface}" "${BRIDGE_MAX_MESSAGE_AGE}"
344			fi
345
346			# configure path cost for every port
347			if [[ ! -z ${BRIDGE_PATH_COST} ]]
348			then
349			for i in ${BRIDGE_PATH_COST}
350			do
351			port="${i%=*}"
352			cost="${i#*=}"
353			[[ ! -z ${port} ]] && brctl pathcost "${iface}" "${port}" "${cost}"
354			done
355			fi
356
357			# configure port priority for every port
358			if [[ ! -z ${BRIDGE_PORT_PRIORITY} ]]
359			then
360			for i in ${BRIDGE_PORT_PRIORITY}
361			do
362			port="${i%=*}"
363			prio="${i#*=}"
364			[[ ! -z ${port} ]] && brctl setportprio "${iface}" "${port}" "${prio}"
365			done
366			fi
367			}
368
369	niro	506	config_bridge_devices()
370			{
371			local iface="$1"
372			local method="$2"
373	niro	636	local bport
374	niro	506
375			if [[ -z ${iface} ]]
376			then
377	niro	1258	rc_echo "BRIDGE: no \$iface given. Aborting setup."
378	niro	506	return 1
379			fi
380
381			if [[ -z ${method} ]]
382			then
383	niro	1258	rc_echo "BRIDGE: no \$method given. Aborting setup."
384	niro	506	return 1
385			fi
386
387			# first check for brctl
388	niro	2030	if [[ -z $(type -P brctl) ]]
389	niro	506	then
390	niro	1258	rc_echo "brctl not found! Please install 'net-misc/bridge-utils'."
391	niro	506	return 1
392			fi
393
394			# check the config
395	niro	638	if [[ -z ${BRIDGE_INTERFACES} ]]
396	niro	506	then
397	niro	1258	rc_echo "BRIDGE: no \$BRIDGE_INTERFACES given. Aborting setup."
398	niro	506	return 1
399			fi
400
401			case ${method} in
402			add)
403			# setup the bridge device
404	niro	1092	brctl addbr "${iface}"
405	niro	636	for bport in ${BRIDGE_INTERFACES}
406			do
407			# enter promiscous mode
408	niro	1092	ifconfig "${bport}" 0.0.0.0 promisc
409	niro	636	# now setup the bridge
410	niro	1092	brctl addif "${iface}" "${bport}"
411	niro	636	done
412	niro	1092	# configure all other options
413			config_bridge_options "${iface}"
414	niro	506	;;
415	niro	636
416	niro	506	remove)
417	niro	636	for bport in ${BRIDGE_INTERFACE}
418			do
419			# bring the interface down
420	niro	1092	ifconfig "${bport}" down
421	niro	636	# remove the interface from the bridge
422	niro	1092	brctl delif "${iface}" "${bport}"
423	niro	636	done
424	niro	506	# bring the bridge down
425	niro	1092	brctl delbr "${iface}"
426	niro	506	;;
427			esac
428	niro	636
429	niro	506	# unset the bridge variable to be safe
430	niro	636	unset BRIDGE_INTERFACES
431	niro	506	# continue to setup generic networking
432			}
433
434			config_routes()
435			{
436			local method="$1"
437			local message
438
439			# only add and del are allowed
440			case ${method} in
441	niro	1258	add) message="Adding" ;;
442			del) message="Removing" ;;
443	niro	506	*)
444	niro	1258	rc_echo "config_routes: unsupported \$method '${method}'."
445	niro	506	exit 1
446			;;
447			esac
448
449			# adds/delete user routes
450			if [[ -f /etc/conf.d/net.routes ]]
451			then
452			( cat /etc/conf.d/net.routes; echo ) \| # make sure there is a LF at the end
453			while read route
454			do
455			case "${route}" in
456			\#*\|"") continue ;;
457			esac
458	niro	1258	rc_print "${message} route ${COLBLUE}${route}${COLDEFAULT} ..."
459			# do not esacpe ${route} or it breaks!
460			route "${method}" ${route}
461	niro	506	evaluate_retval
462			done
463			fi
464			}
465
466	niro	243	networking_start()
467			{
468	niro	522	local iface dns routes ALL_INTERFACES
469	niro	243
470	niro	522	if [[ -z $1 ]]
471			then
472	niro	1091	ALL_INTERFACES=$(onboot_interface_list ${rc_network_settings}/net.*)
473	niro	522	else
474	niro	1091	if [[ -e ${rc_network_settings}/net.$1 ]]
475	niro	522	then
476			ALL_INTERFACES="$1"
477			else
478			${FAILURE}
479	niro	1258	rc_echo "Interface $1 does not exist. Aborting"
480	niro	522	${NORMAL}
481			exit 1
482			fi
483			fi
484
485	niro	243	# get list of all devices
486	niro	522	for iface in ${ALL_INTERFACES}
487	niro	243	do
488			# checkconfig
489	niro	1091	source ${rc_network_settings}/net.${iface} \|\| exit 1
490	niro	243	checkconfig
491
492	niro	2305	# wait until the device is created
493	niro	2382	iface_wait_online 5 "${iface}" \|\| { rc_echo "device '${iface}' does not exist"; continue; }
494	niro	2305
495	niro	270	# setup mac
496	niro	955	if [[ -n ${FORCE_MAC_TO} ]]
497	niro	270	then
498	niro	1258	rc_print "Faking MAC to ${FORCE_MAC_TO} for ${COLBLUE}${iface}${COLDEFAULT} ... "
499	niro	270	ifconfig "${iface}" hw ether "${FORCE_MAC_TO}"
500			evaluate_retval
501			fi
502
503	niro	506	# setup bridges
504			if [[ ${iface} = br[0-9]* ]]
505			then
506	niro	1092	config_bridge_devices "${iface}" add
507	niro	506	fi
508
509	niro	270	# now configure wireless_extensions
510	niro	2101	[ -x $(type -P iwconfig) ] && setup_wireless_extensions "${iface}"
511	niro	270
512	niro	1258	rc_print "Bringing up interface ${COLBLUE}${iface}${COLDEFAULT} ..."
513	niro	243
514	niro	868	# activate the interface
515			ifconfig "${iface}" up
516
517	niro	243	# setup static or dhcp
518			case ${NETWORKING} in
519			dhcp\|DHCP)
520			${CURS_UP}
521			${SET_WWCOL}
522	niro	1258	rc_echo "[DHCP]"
523	niro	2383	if iface_has_link "${iface}"
524			then
525			loadproc ${DHCP_PROG} ${DHCP_START} "${iface}"
526			else
527			rc_echo "Interface '${iface}' has no link. Not running '${DHCP_PROG}'."
528			fi
529	niro	2	;;
530	niro	243	static\|STATIC)
531			${CURS_UP}
532			${SET_WWCOL}
533	niro	1258	rc_echo "[STATIC]"
534	niro	243	ifconfig "${iface}" "${IP}" netmask "${NETMASK}" broadcast "${BROADCAST}"
535			evaluate_retval
536			;;
537			esac
538	niro	2
539	niro	243	# setup def gw
540			if [[ -n ${GATEWAY} ]]
541	niro	2	then
542	niro	1258	rc_print "Setting up default gateway for ${COLBLUE}${iface}${COLDEFAULT} ..."
543	niro	1092	route add default gateway "${GATEWAY}" metric 1 dev "${iface}"
544	niro	2	evaluate_retval
545	niro	684
546			unset GATEWAY
547	niro	2	fi
548
549	niro	245	# setup /etc/resolv.conf
550	niro	1090	# add given nameserver
551	niro	245	if [[ -n ${NAMESERVER} ]]
552			then
553	niro	1258	rc_print "Setting up all nameserver for ${COLBLUE}${iface}${COLDEFAULT} ..."
554	niro	1090
555	niro	2306	# wipe out the old one
556	niro	1108	echo "# Generated by the magellan-initscripts for ${iface}" > /etc/resolv.conf
557			# include head
558			if [ -f /etc/resolv.conf.head ]
559			then
560			cat /etc/resolv.conf.head >> /etc/resolv.conf
561			else
562			echo "# /etc/resolv.conf.head can replace this line" >> /etc/resolv.conf
563			fi
564
565	niro	245	for dns in ${NAMESERVER}
566			do
567			echo "nameserver ${dns}" >> /etc/resolv.conf
568			done
569	niro	684
570	niro	1108	# include tail
571			if [ -f /etc/resolv.conf.tail ]
572			then
573			cat /etc/resolv.conf.tail >> /etc/resolv.conf
574			else
575			echo "# /etc/resolv.conf.tail can replace this line" >> /etc/resolv.conf
576			fi
577
578	niro	684	unset NAMESERVER
579	niro	245	fi
580	niro	243	done
581	niro	506
582			# setup user routes
583			config_routes add
584	niro	243	}
585	niro	2
586	niro	243	networking_stop()
587			{
588	niro	522	if [[ -z $1 ]]
589			then
590	niro	1091	ALL_INTERFACES=$(onboot_interface_list ${rc_network_settings}/net.*)
591	niro	522	else
592	niro	1091	if [[ -e ${rc_network_settings}/net.$1 ]]
593	niro	522	then
594			ALL_INTERFACES="$1"
595			else
596			${FAILURE}
597	niro	1258	rc_echo "Interface $1 does not exist. Aborting"
598	niro	522	${NORMAL}
599			exit 1
600			fi
601			fi
602
603	niro	243	# get list of all devices
604	niro	522	for iface in ${ALL_INTERFACES}
605	niro	243	do
606	niro	1091	source ${rc_network_settings}/net.${iface} \|\| exit 1
607	niro	243	checkconfig
608
609			if [[ -n ${GATEWAY} ]]
610	niro	2	then
611	niro	1258	rc_print "Removing default gateway ..."
612	niro	2	route del -net default
613			evaluate_retval
614			fi
615
616	niro	1258	rc_print "Bringing down interface ${COLBLUE}${iface}${COLDEFAULT} ..."
617			ifconfig "${iface}" down
618	niro	243	evaluate_retval
619	niro	2
620	niro	506	# remove bridges
621			if [[ ${iface} = br[0-9]* ]]
622			then
623	niro	1092	config_bridge_devices "${iface}" remove
624	niro	506	fi
625
626	niro	243	# shutdown dhcp-daemon
627	niro	1276	if [[ ${NETWORKING} = dhcp ]] && [[ -n $(pidof $(basename ${DHCP_PROG})) ]]
628	niro	243	then
629	niro	1258	rc_print "Stopping the dhcp-daemon ..."
630	niro	243	${CURS_UP}
631			${SET_WWCOL}
632	niro	1258	rc_echo "[$(basename ${DHCP_PROG})]"
633			if [[ -z ${DHCP_STOP} ]]
634			then
635			killproc ${DHCP_PROG}
636			evaluate_retval
637			else
638			${DHCP_PROG} ${DHCP_STOP} "${iface}"
639			evaluate_retval
640			fi
641	niro	243	fi
642	niro	268
643			# shutdown wpa_supplicant daemon
644			if [[ -n $(pidof wpa_supplicant) ]]
645			then
646			killall wpa_supplicant
647			fi
648	niro	243	done
649	niro	275
650	niro	270	# remove state dir
651	niro	1665	if [ -d /run/wpa_supplicant ]
652	niro	270	then
653	niro	1665	rm -rf /run/wpa_supplicant
654	niro	270	fi
655	niro	506
656			# delete user routes
657			config_routes del
658	niro	243	}
659	niro	2
660	niro	243	case $1 in
661			start)
662	niro	522	networking_start $2
663	niro	2	update_svcstatus $1
664	niro	243	splash svc_started "$(basename $0)" 0
665			;;
666
667			stop)
668	niro	522	networking_stop $2
669	niro	243	update_svcstatus $1
670	niro	2	splash svc_stopped "$(basename $0)" 0
671			;;
672
673			restart)
674			$0 stop
675			sleep 1
676			$0 start
677			;;
678
679			*)
680	niro	1258	rc_echo "Usage: $0 {start\|stop\|restart} [interface]"
681	niro	2	exit 1
682			;;
683			esac