alxconf-060/functions/config_network.sh

# $Id$
# configures networking on the host via mysql db settings

get_network_settings()
{
	local x i all DB_NETWORK

	# all arrays:
	# ->  hostname modules domain networking ip netmask dns gateway broadcast

	all=$(mysqldo "select iface,
			hostname,
			module,
			domain,
			networking,
			ip,
			netmask,
			dns,
			gateway,
			broadcast
		from cfg_network where serial='${ALX_SERIAL}'")

	# split'em up and put 'em in an array
	declare -i i=0
	for x in ${all}
	do
		DB_NETWORK[${i}]="${x}"
		((i++))
	done

	# and now put in usable var names and export them systemwide
	export ALX_IFACE="${DB_NETWORK[0]:=NULL}"
	export ALX_HOSTNAME="${DB_NETWORK[1]:=NULL}"
	export ALX_MODULE="${DB_NETWORK[2]:=NULL}"
	export ALX_DOMAIN="${DB_NETWORK[3]:=NULL}"
	export ALX_NETWORKING="${DB_NETWORK[4]:=NULL}"
	export ALX_IP="${DB_NETWORK[5]:=NULL}"
	export ALX_NETMASK="${DB_NETWORK[6]:=NULL}"
	export ALX_DNS="${DB_NETWORK[7]:=NULL}"
	export ALX_GATEWAY="${DB_NETWORK[8]:=NULL}"
	export ALX_BROADCAST="${DB_NETWORK[9]:=NULL}"

	# the new mac address hack
	export ALX_FORCEMACTO=$(mysqldo "select forcemacto from cfg_network where serial='${ALX_SERIAL}'")

	# wireless extensions
	export ALX_WIRELESS_BITRATE=$(mysqldo "select wireless_bitrate from cfg_network where serial='${ALX_SERIAL}'")
	export ALX_WIRELESS_CHANNEL=$(mysqldo "select wireless_channel from cfg_network where serial='${ALX_SERIAL}'")
	export ALX_WIRELESS_ESSID=$(mysqldo "select wireless_essid from cfg_network where serial='${ALX_SERIAL}'")
	export ALX_WIRELESS_FREQUENCY=$(mysqldo "select wireless_frequency from cfg_network where serial='${ALX_SERIAL}'")
	export ALX_WIRELESS_MODE=$(mysqldo "select wireless_mode from cfg_network where serial='${ALX_SERIAL}'")
	export ALX_WIRELESS_NICK=$(mysqldo "select wireless_nick from cfg_network where serial='${ALX_SERIAL}'")
	export ALX_WIRELESS_AUTH_MODE=$(mysqldo "select wireless_auth_mode from cfg_network where serial='${ALX_SERIAL}'")
	export ALX_WIRELESS_KEY_LENGTH=$(mysqldo "select wireless_key_length from cfg_network where serial='${ALX_SERIAL}'")
	export ALX_WIRELESS_KEY=$(mysqldo "select wireless_key from cfg_network where serial='${ALX_SERIAL}'")
	export ALX_WIRELESS_KEY_ASCII=$(mysqldo "select wireless_key_ascii from cfg_network where serial='${ALX_SERIAL}'")
}

config_networking()
{
	local iface
	local CONFIG

	# first of all get the vars
	get_network_settings

	# get the right nic
	if [[ -z ${ALX_IFACE} ]] || [[ ${ALX_IFACE} = NULL ]]
	then
		# default is 'eth0'
		iface="eth0"
	else
		iface="${ALX_IFACE}"
	fi

	# remove all old nics and modules configs
	find /etc/conf.d -type f -name 'net.*' | xargs rm
	find /etc/modules.d -type f -name 'net.*' | xargs rm

	# update the preliminary network
	# set an device alias for modprobe.conf
	[ ! -d /etc/modules.d ] && install -d /etc/modules.d
	# update only if not the same (to speed up bootprocess - no depmod)
	if [ ! -f /etc/modules.d/net.${iface} ] ||
		[[ ${iface} != $(cat /etc/modules.d/net.${iface} | cut -d' ' -f2) ]]
	then
		CONFIG=/etc/modules.d/net.${iface}
		clearconfig
		addconfig "alias ${iface} ${ALX_MODULE}"
	fi

	# update confd-networking default iface
	[ ! -d ${SETTINGSPATH} ] && install -d ${SETTINGSPATH}
	CONFIG=${SETTINGSPATH}/confd-networking
	clearconfig
	addconfig "${iface}"

	# hostname && hosts
	CONFIG=/etc/hostname
	clearconfig
	addconfig "${ALX_HOSTNAME}"
	CONFIG=/etc/hosts
	clearconfig
	addconfig -e "127.0.0.1\tlocalhost.${ALX_DOMAIN}\tlocalhost\t${ALX_HOSTNAME}"
	case ${ALX_NETWORKING} in
		static|STATIC)
			# add hostname with valid ip to hosts
			addconfig -e "${ALX_IP}\t${ALX_HOSTNAME}.${ALX_DOMAIN}\t${ALX_HOSTNAME}"
			;;
	esac

	# network devices

	# always on boot
	CONFIG=/etc/conf.d/net.${iface}
	clearconfig

	addconfig 'ONBOOT="yes"'
	addconfig "NETWORKING=\"${ALX_NETWORKING}\""
	case ${ALX_NETWORKING} in
		dhcp|DHCP)
			addconfig 'DHCP_PROG="/sbin/udhcpc"'
			addconfig 'DHCP_STOP=""'
			#timeout after 10 seconds
			addconfig 'DHCP_START="-t 10"'
			;;

		static|STATIC)
			addconfig "IP=\"${ALX_IP}\""
			addconfig "NETMASK=\"${ALX_NETMASK}\""
			addconfig "BROADCAST=\"${ALX_BROADCAST}\""
			;;
	esac

	# force mac address override
	if [[ ${ALX_FORCEMACTO} != NULL ]]
	then
		addconfig "FORCE_MAC_TO=\"${ALX_FORCEMACTO}\""
	fi

	# wireless extensions
	local value
	local var
	for var in ALX_WIRELESS_BITRATE \
		ALX_WIRELESS_CHANNEL \
		ALX_WIRELESS_ESSID \
		ALX_WIRELESS_FREQUENCY \
		ALX_WIRELESS_MODE \
		ALX_WIRELESS_NICK \
		ALX_WIRELESS_AUTH_MODE \
		ALX_WIRELESS_KEY_LENGTH \
		ALX_WIRELESS_KEY \
		ALX_WIRELESS_KEY_ASCII
	do
		# get the value of $var
		eval value=\$$(echo ${var})

		# write it only if not empty
		if [[ -n ${value} ]] && [[ ${value} != NULL ]]
		then
			# remove ALX_ from var
			addconfig "${var/ALX_/}=\"${value}\""
		fi

		# clear value
		unset value
	done

	# FIXME !!!
	# setup wpa-driver (only zydas atm)
	if [[ ${ALX_MODULE} = zd1211 ]]
	then
		addconfig "WIRELESS_WPA_DRIVER=zydas"
	fi

	CONFIG=/etc/conf.d/net.routes
	clearconfig
	# gateway or gateway overrides
	if [[ ${ALX_GATEWAY} != NULL ]]
	then
		addconfig "default gw ${ALX_GATEWAY}"
	fi

	CONFIG=/etc/resolv.conf
	clearconfig
	# nameserver or nameserver overrides
	if [[ ${ALX_DNS} != NULL ]]
	then
		addconfig "nameserver ${ALX_DNS}"
	fi

	# unset all vars
	unset ALX_HOSTNAME
	unset ALX_MODULE
	unset ALX_DOMAIN
	unset ALX_NETWORKING
	unset ALX_IP
	unset ALX_NETMASK
	unset ALX_DNS
	unset ALX_GATEWAY
	unset ALX_BROADCAST
	unset ALX_FORCEMACTO
	unset ALX_IFACE
	unset ALX_WIRELESS_BITRATE
	unset ALX_WIRELESS_CHANNEL
	unset ALX_WIRELESS_ESSID
	unset ALX_WIRELESS_FREQUENCY
	unset ALX_WIRELESS_MODE
	unset ALX_WIRELESS_NICK
	unset ALX_WIRELESS_AUTH_MODE
	unset ALX_WIRELESS_KEY_LENGTH
	unset ALX_WIRELESS_KEY
	unset ALX_WIRELESS_KEY_ASCII
}
1	niro	2001	# $Id$
2			# configures networking on the host via mysql db settings
3	niro	218
4			get_network_settings()
5			{
6			local x i all DB_NETWORK
7
8	niro	346	# all arrays:
9	niro	218	# -> hostname modules domain networking ip netmask dns gateway broadcast
10
11	niro	367	all=$(mysqldo "select iface,
12			hostname,
13	niro	346	module,
14			domain,
15			networking,
16			ip,
17			netmask,
18			dns,
19			gateway,
20	niro	367	broadcast
21	niro	218	from cfg_network where serial='${ALX_SERIAL}'")
22
23	niro	346	# split'em up and put 'em in an array
24	niro	218	declare -i i=0
25			for x in ${all}
26			do
27			DB_NETWORK[${i}]="${x}"
28			((i++))
29			done
30
31	niro	276	# and now put in usable var names and export them systemwide
32	niro	367	export ALX_IFACE="${DB_NETWORK[0]:=NULL}"
33			export ALX_HOSTNAME="${DB_NETWORK[1]:=NULL}"
34			export ALX_MODULE="${DB_NETWORK[2]:=NULL}"
35			export ALX_DOMAIN="${DB_NETWORK[3]:=NULL}"
36			export ALX_NETWORKING="${DB_NETWORK[4]:=NULL}"
37			export ALX_IP="${DB_NETWORK[5]:=NULL}"
38			export ALX_NETMASK="${DB_NETWORK[6]:=NULL}"
39			export ALX_DNS="${DB_NETWORK[7]:=NULL}"
40			export ALX_GATEWAY="${DB_NETWORK[8]:=NULL}"
41			export ALX_BROADCAST="${DB_NETWORK[9]:=NULL}"
42	niro	276
43			# the new mac address hack
44	niro	346	export ALX_FORCEMACTO=$(mysqldo "select forcemacto from cfg_network where serial='${ALX_SERIAL}'")
45
46			# wireless extensions
47			export ALX_WIRELESS_BITRATE=$(mysqldo "select wireless_bitrate from cfg_network where serial='${ALX_SERIAL}'")
48			export ALX_WIRELESS_CHANNEL=$(mysqldo "select wireless_channel from cfg_network where serial='${ALX_SERIAL}'")
49			export ALX_WIRELESS_ESSID=$(mysqldo "select wireless_essid from cfg_network where serial='${ALX_SERIAL}'")
50			export ALX_WIRELESS_FREQUENCY=$(mysqldo "select wireless_frequency from cfg_network where serial='${ALX_SERIAL}'")
51			export ALX_WIRELESS_MODE=$(mysqldo "select wireless_mode from cfg_network where serial='${ALX_SERIAL}'")
52			export ALX_WIRELESS_NICK=$(mysqldo "select wireless_nick from cfg_network where serial='${ALX_SERIAL}'")
53			export ALX_WIRELESS_AUTH_MODE=$(mysqldo "select wireless_auth_mode from cfg_network where serial='${ALX_SERIAL}'")
54			export ALX_WIRELESS_KEY_LENGTH=$(mysqldo "select wireless_key_length from cfg_network where serial='${ALX_SERIAL}'")
55			export ALX_WIRELESS_KEY=$(mysqldo "select wireless_key from cfg_network where serial='${ALX_SERIAL}'")
56			export ALX_WIRELESS_KEY_ASCII=$(mysqldo "select wireless_key_ascii from cfg_network where serial='${ALX_SERIAL}'")
57	niro	218	}
58
59			config_networking()
60			{
61	niro	346	local iface
62	niro	2033	local CONFIG
63	niro	346
64			# first of all get the vars
65	niro	218	get_network_settings
66
67	niro	346	# get the right nic
68			if [[ -z ${ALX_IFACE} ]] \|\| [[ ${ALX_IFACE} = NULL ]]
69			then
70			# default is 'eth0'
71			iface="eth0"
72			else
73			iface="${ALX_IFACE}"
74			fi
75	niro	218
76	niro	346	# remove all old nics and modules configs
77			find /etc/conf.d -type f -name 'net.*' \| xargs rm
78			find /etc/modules.d -type f -name 'net.*' \| xargs rm
79
80			# update the preliminary network
81			# set an device alias for modprobe.conf
82			[ ! -d /etc/modules.d ] && install -d /etc/modules.d
83			# update only if not the same (to speed up bootprocess - no depmod)
84			if [ ! -f /etc/modules.d/net.${iface} ] \|\|
85			[[ ${iface} != $(cat /etc/modules.d/net.${iface} \| cut -d' ' -f2) ]]
86			then
87	niro	2033	CONFIG=/etc/modules.d/net.${iface}
88			clearconfig
89			addconfig "alias ${iface} ${ALX_MODULE}"
90	niro	346	fi
91
92			# update confd-networking default iface
93	niro	371	[ ! -d ${SETTINGSPATH} ] && install -d ${SETTINGSPATH}
94	niro	2033	CONFIG=${SETTINGSPATH}/confd-networking
95			clearconfig
96			addconfig "${iface}"
97	niro	346
98	niro	218	# hostname && hosts
99	niro	2033	CONFIG=/etc/hostname
100			clearconfig
101			addconfig "${ALX_HOSTNAME}"
102			CONFIG=/etc/hosts
103			clearconfig
104			addconfig -e "127.0.0.1\tlocalhost.${ALX_DOMAIN}\tlocalhost\t${ALX_HOSTNAME}"
105			case ${ALX_NETWORKING} in
106			static\|STATIC)
107			# add hostname with valid ip to hosts
108			addconfig -e "${ALX_IP}\t${ALX_HOSTNAME}.${ALX_DOMAIN}\t${ALX_HOSTNAME}"
109			;;
110			esac
111	niro	218
112			# network devices
113
114			# always on boot
115	niro	2033	CONFIG=/etc/conf.d/net.${iface}
116			clearconfig
117	niro	218
118	niro	2033	addconfig 'ONBOOT="yes"'
119			addconfig "NETWORKING=\"${ALX_NETWORKING}\""
120	niro	218	case ${ALX_NETWORKING} in
121			dhcp\|DHCP)
122	niro	2033	addconfig 'DHCP_PROG="/sbin/udhcpc"'
123			addconfig 'DHCP_STOP=""'
124	niro	218	#timeout after 10 seconds
125	niro	2033	addconfig 'DHCP_START="-t 10"'
126	niro	218	;;
127
128			static\|STATIC)
129	niro	2033	addconfig "IP=\"${ALX_IP}\""
130			addconfig "NETMASK=\"${ALX_NETMASK}\""
131			addconfig "BROADCAST=\"${ALX_BROADCAST}\""
132	niro	218	;;
133			esac
134
135	niro	276	# force mac address override
136			if [[ ${ALX_FORCEMACTO} != NULL ]]
137			then
138	niro	2033	addconfig "FORCE_MAC_TO=\"${ALX_FORCEMACTO}\""
139	niro	276	fi
140
141	niro	346	# wireless extensions
142			local value
143			local var
144			for var in ALX_WIRELESS_BITRATE \
145			ALX_WIRELESS_CHANNEL \
146			ALX_WIRELESS_ESSID \
147			ALX_WIRELESS_FREQUENCY \
148			ALX_WIRELESS_MODE \
149			ALX_WIRELESS_NICK \
150			ALX_WIRELESS_AUTH_MODE \
151			ALX_WIRELESS_KEY_LENGTH \
152			ALX_WIRELESS_KEY \
153			ALX_WIRELESS_KEY_ASCII
154			do
155			# get the value of $var
156			eval value=\$$(echo ${var})
157
158			# write it only if not empty
159			if [[ -n ${value} ]] && [[ ${value} != NULL ]]
160			then
161			# remove ALX_ from var
162	niro	2033	addconfig "${var/ALX_/}=\"${value}\""
163	niro	346	fi
164
165			# clear value
166			unset value
167			done
168
169	niro	2033	# FIXME !!!
170	niro	353	# setup wpa-driver (only zydas atm)
171	niro	2033	if [[ ${ALX_MODULE} = zd1211 ]]
172			then
173			addconfig "WIRELESS_WPA_DRIVER=zydas"
174			fi
175	niro	353
176	niro	2033	CONFIG=/etc/conf.d/net.routes
177			clearconfig
178			# gateway or gateway overrides
179			if [[ ${ALX_GATEWAY} != NULL ]]
180			then
181			addconfig "default gw ${ALX_GATEWAY}"
182			fi
183
184			CONFIG=/etc/resolv.conf
185			clearconfig
186			# nameserver or nameserver overrides
187			if [[ ${ALX_DNS} != NULL ]]
188			then
189			addconfig "nameserver ${ALX_DNS}"
190			fi
191
192	niro	218	# unset all vars
193			unset ALX_HOSTNAME
194			unset ALX_MODULE
195			unset ALX_DOMAIN
196			unset ALX_NETWORKING
197			unset ALX_IP
198			unset ALX_NETMASK
199			unset ALX_DNS
200			unset ALX_GATEWAY
201			unset ALX_BROADCAST
202	niro	346	unset ALX_FORCEMACTO
203			unset ALX_IFACE
204			unset ALX_WIRELESS_BITRATE
205			unset ALX_WIRELESS_CHANNEL
206			unset ALX_WIRELESS_ESSID
207			unset ALX_WIRELESS_FREQUENCY
208			unset ALX_WIRELESS_MODE
209			unset ALX_WIRELESS_NICK
210			unset ALX_WIRELESS_AUTH_MODE
211			unset ALX_WIRELESS_KEY_LENGTH
212			unset ALX_WIRELESS_KEY
213			unset ALX_WIRELESS_KEY_ASCII
214	niro	218	}