slitaz-boot-scripts view etc/init.d/network.sh @ rev 194

network.sh: WPA2-PSK and static ip (thanks Arnaud)
author Rohit Joshi <jozee@slitaz.org>
date Mon Feb 15 09:13:43 2010 +0000 (2010-02-15)
parents aeec02b61fde
children bf031c8691c2
line source
1 #!/bin/sh
2 # /etc/init.d/network.sh - Network initialization boot script.
3 # Config file is: /etc/network.conf
4 #
5 . /etc/init.d/rc.functions
6
7 if [ -z "$2" ]; then
8 . /etc/network.conf
9 else
10 . $2
11 fi
12
13
14 Boot() {
15 # Set hostname.
16 echo -n "Setting hostname..."
17 /bin/hostname -F /etc/hostname
18 status
19
20 # Configure loopback interface.
21 echo -n "Configuring loopback..."
22 /sbin/ifconfig lo 127.0.0.1 up
23 /sbin/route add 127.0.0.1 lo
24 status
25 }
26
27
28 eth() {
29 # Use ethernet
30 ifconfig $INTERFACE up
31 }
32
33 wifi() {
34 # For wifi. Users just have to enable it through yes and usually
35 # essid any will work and the interface is autodetected.
36 if [ "$WIFI" = "yes" ] || grep -q "wifi" /proc/cmdline; then
37 ifconfig $INTERFACE down
38
39 # Confirm if $WIFI_INTERFACE is the wifi interface
40 if [ ! -d /sys/class/net/$WIFI_INTERFACE/wireless ]; then
41 echo "$WIFI_INTERFACE is not a wifi interface, changing it."
42 WIFI_INTERFACE=$(grep : /proc/net/dev | cut -d: -f1 | \
43 while read dev; do iwconfig $dev 2>&1 | \
44 grep -iq "essid" && { echo $dev ; break; }; \
45 done)
46 [ -n "$WIFI_INTERFACE" ] && sed -i "s/^WIFI_INTERFACE=.*/WIFI_INTERFACE=\"$WIFI_INTERFACE\"/" /etc/network.conf
47 fi
48
49 echo -n "Configuring $WIFI_INTERFACE..."
50 ifconfig $WIFI_INTERFACE up
51 if iwconfig $WIFI_INTERFACE | grep -q "Tx-Power"; then
52 iwconfig $WIFI_INTERFACE txpower on
53 fi
54 status
55
56 [ -n "$WPA_DRIVER" ] || WPA_DRIVER="wext"
57
58
59 IWCONFIG_ARGS=""
60 [ -n "$WIFI_MODE" ] && IWCONFIG_ARGS="$IWCONFIG_ARGS mode $WIFI_MODE"
61 [ -n "$WIFI_CHANNEL" ] && IWCONFIG_ARGS="$IWCONFIG_ARGS channel $WIFI_CHANNEL"
62
63 [ -n "$WIFI_KEY" ] && case "$WIFI_KEY_TYPE" in
64 wep|WEP)
65 IWCONFIG_ARGS="$IWCONFIG_ARGS key $WIFI_KEY"
66 iwconfig $WIFI_INTERFACE essid "$WIFI_ESSID" $IWCONFIG_ARGS
67 # wpa_supplicant can also deal with wep encryption but iwconfig is preferred
68 # Tip: Use unquoted strings for hexadecimal key in wep_key0
69 # cat /etc/wpa_supplicant.conf > /tmp/wpa.conf
70 # cat >> /tmp/wpa.conf <<EOF
71 #ctrl_interface=/var/run/wpa_supplicant
72 #ctrl_interface_group=0
73 #ap_scan=1
74 #network={
75 # ssid="$WIFI_ESSID"
76 # scan_ssid=1
77 # key_mgmt=NONE
78 # wep_key0="$WIFI_KEY"
79 # wep_tx_keyidx=0
80 # priority=5
81 #}
82 #EOF
83 ;;
84 wpa|WPA) cat /etc/wpa_supplicant.conf > /tmp/wpa.conf # load pre-configured multiple profiles
85 cat >> /tmp/wpa.conf <<EOF
86 ctrl_interface=/var/run/wpa_supplicant
87 ctrl_interface_group=0
88 ap_scan=1
89 network={
90 ssid="$WIFI_ESSID"
91 scan_ssid=1
92 proto=WPA RSN
93 key_mgmt=WPA-PSK
94 psk="$WIFI_KEY"
95 priority=5
96 }
97 EOF
98 echo "Starting wpa_supplicant for WPA-PSK..."
99 wpa_supplicant -B -W -c/tmp/wpa.conf -D$WPA_DRIVER -i$WIFI_INTERFACE
100 ;;
101 any|ANY) cat /etc/wpa_supplicant.conf > /tmp/wpa.conf
102 cat >> /tmp/wpa.conf <<EOF
103 ctrl_interface=/var/run/wpa_supplicant
104 ctrl_interface_group=0
105 ap_scan=1
106 network={
107 ssid="$WIFI_ESSID"
108 scan_ssid=1
109 key_mgmt=WPA-EAP WPA-PSK IEEE8021X NONE
110 group=CCMP TKIP WEP104 WEP40
111 pairwise=CCMP TKIP
112 psk="$WIFI_KEY"
113 priority=5
114 }
115 EOF
116 echo "Starting wpa_supplicant for any key type..."
117 wpa_supplicant -B -W -c/tmp/wpa.conf -D$WPA_DRIVER -i$WIFI_INTERFACE
118 ;;
119 esac
120
121 rm -f /tmp/wpa.conf
122
123 INTERFACE=$WIFI_INTERFACE
124 fi
125
126 }
127
128 wpa()
129 {
130 DHCP_SCRIPT="/etc/init.d/wpa_action.sh"
131 wpa_cli -a$DHCP_SCRIPT -B
132 }
133
134 dhcp() {
135
136 # For a dynamic IP with DHCP.
137 if [ "$DHCP" = "yes" ] ; then
138 echo "Starting udhcpc client on: $INTERFACE..."
139 if [ -d /var/run/wpa_supplicant ]; then # wpa wireless && wpa_ctrl_open interface is up
140 wpa
141 else # fallback on udhcpc: wep, eth
142 /sbin/udhcpc -b -T 1 -A 12 -i $INTERFACE -p /var/run/udhcpc.$INTERFACE.pid
143 fi
144 fi
145
146 }
147
148 static_ip() {
149 # For a static IP.
150 if [ "$STATIC" = "yes" ] ; then
151 echo "Configuring static IP on $INTERFACE: $IP..."
152 /sbin/ifconfig $INTERFACE $IP netmask $NETMASK up
153 /sbin/route add default gateway $GATEWAY
154 # Dirty trick: wpa_supplicant waits for wpa_cli
155 wpa_cli -B
156 # Multi-DNS server in $DNS_SERVER.
157 /bin/mv /etc/resolv.conf /tmp/resolv.conf.$$
158 for NS in $DNS_SERVER
159 do
160 echo "nameserver $NS" >> /etc/resolv.conf
161 done
162 fi
163 }
164
165 # Stopping everything
166 Stop() {
167 echo "Stopping all interfaces"
168 ifconfig $INTERFACE down
169 ifconfig $WIFI_INTERFACE down
170
171 echo "Killing all daemons"
172 killall udhcpc
173 killall wpa_supplicant 2>/dev/null
174
175 if iwconfig $WIFI_INTERFACE | grep -q "Tx-Power"; then
176 echo "Shutting down wifi card"
177 iwconfig $WIFI_INTERFACE txpower off
178 fi
179 }
180
181 Start() {
182 eth
183 wifi
184 dhcp
185 static_ip
186 }
187
188
189 # looking for arguments:
190 if [ -z "$1" ]; then
191 Boot
192 Start
193 else
194 case $1 in
195 start)
196 Start ;;
197 stop)
198 Stop ;;
199 restart)
200 Stop
201 Start ;;
202 *)
203 echo ""
204 echo -e "\033[1mUsage:\033[0m /etc/init.d/`basename $0` [start|stop|restart]"
205 echo ""
206 echo -e " Default configuration file is \033[1m/etc/network.conf\033[0m"
207 echo -e " You can specify another configuration file in the second argument:"
208 echo -e " \033[1mUsage:\033[0m /etc/init.d/`basename $0` [start|stop|restart] file.conf"
209 echo ""
210
211 esac
212 fi