slitaz-boot-scripts annotate etc/init.d/network.sh @ rev 282

network.sh: Use wpa_supplicante for WEP connection and speed up using fgrep
author Christophe Lincoln <pankso@slitaz.org>
date Sat Mar 03 18:14:18 2012 +0100 (2012-03-03)
parents ae2a29072c7d
children 175315b7699d
rev   line source
pankso@8 1 #!/bin/sh
MikeDSmith25@107 2 # /etc/init.d/network.sh - Network initialization boot script.
pankso@8 3 # Config file is: /etc/network.conf
pankso@8 4 #
pankso@8 5 . /etc/init.d/rc.functions
pankso@8 6
pascal@112 7 if [ -z "$2" ]; then
gokhlayeh@241 8 . /etc/network.conf
pascal@112 9 else
gokhlayeh@241 10 . $2
pascal@109 11 fi
pascal@109 12
pankso@263 13 boot() {
pascal@112 14 # Set hostname.
paul@190 15 echo -n "Setting hostname..."
pascal@112 16 /bin/hostname -F /etc/hostname
pascal@112 17 status
pascal@112 18
pascal@112 19 # Configure loopback interface.
paul@190 20 echo -n "Configuring loopback..."
pascal@112 21 /sbin/ifconfig lo 127.0.0.1 up
pascal@112 22 /sbin/route add 127.0.0.1 lo
gokhlayeh@241 23 status
jozee@188 24 }
jozee@188 25
pankso@263 26 # Use ethernet
jozee@188 27 eth() {
pankso@263 28 ifconfig $INTERFACE up
jozee@188 29 }
jozee@188 30
pankso@263 31 # For wifi. Users just have to enable it through yes and usually
pankso@263 32 # essid any will work and the interface is autodetected.
pankso@263 33 wifi() {
pankso@282 34 if [ "$WIFI" = "yes" ] || fgrep -q "wifi" /proc/cmdline; then
pankso@263 35 ifconfig $INTERFACE down
gokhlayeh@241 36
jozee@188 37 # Confirm if $WIFI_INTERFACE is the wifi interface
jozee@188 38 if [ ! -d /sys/class/net/$WIFI_INTERFACE/wireless ]; then
jozee@188 39 echo "$WIFI_INTERFACE is not a wifi interface, changing it."
pankso@282 40 WIFI_INTERFACE=$(fgrep : /proc/net/dev | cut -d: -f1 | \
jozee@188 41 while read dev; do iwconfig $dev 2>&1 | \
pankso@282 42 fgrep -iq "essid" && { echo $dev ; break; }; \
jozee@188 43 done)
pankso@282 44 [ -n "$WIFI_INTERFACE" ] && sed -i \
pankso@282 45 "s/^WIFI_INTERFACE=.*/WIFI_INTERFACE=\"$WIFI_INTERFACE\"/" \
pankso@282 46 /etc/network.conf
jozee@188 47 fi
gokhlayeh@241 48
paul@190 49 echo -n "Configuring $WIFI_INTERFACE..."
pankso@282 50 ifconfig $WIFI_INTERFACE up 2>/dev/null
pankso@282 51 if iwconfig $WIFI_INTERFACE | fgrep -q "Tx-Power"; then
jozee@188 52 iwconfig $WIFI_INTERFACE txpower on
jozee@188 53 fi
jozee@188 54 status
pankso@263 55
jozee@188 56 [ -n "$WPA_DRIVER" ] || WPA_DRIVER="wext"
jozee@188 57 IWCONFIG_ARGS=""
jozee@188 58 [ -n "$WIFI_MODE" ] && IWCONFIG_ARGS="$IWCONFIG_ARGS mode $WIFI_MODE"
jozee@188 59 [ -n "$WIFI_CHANNEL" ] && IWCONFIG_ARGS="$IWCONFIG_ARGS channel $WIFI_CHANNEL"
jozee@205 60 # unencrypted network
pankso@263 61 if [ "$WIFI_KEY" == "" -o "$WIFI_KEY_TYPE" == "none" ]; then
pankso@198 62 iwconfig $WIFI_INTERFACE essid "$WIFI_ESSID" $IWCONFIG_ARGS
pankso@198 63 fi
jozee@205 64 # encrypted network
jozee@188 65 [ -n "$WIFI_KEY" ] && case "$WIFI_KEY_TYPE" in
gokhlayeh@241 66 wep|WEP)
pankso@282 67 #
pankso@282 68 # NOTE (20120303) struggled to connect with WEP key in
pankso@282 69 # cooking but work with 3.0. Busybox/iwconfig seems buggy
pankso@282 70 # but connection work with wpa_supplicant and unquoted
pankso@282 71 # wep_key0
pankso@282 72 #
pankso@282 73 #IWCONFIG_ARGS="$IWCONFIG_ARGS key $WIFI_KEY"
pankso@282 74 #iwconfig $WIFI_INTERFACE essid "$WIFI_ESSID" $IWCONFIG_ARGS
pankso@282 75 #
pankso@282 76 # wpa_supplicant can also deal with wep encryption
pankso@282 77 # Tip: Use unquoted strings for hexadecimal key in wep_key0
pankso@282 78 cat /etc/wpa_supplicant.conf > /tmp/wpa.conf
pankso@282 79 cat >> /tmp/wpa.conf <<EOF
pankso@282 80 ctrl_interface=/var/run/wpa_supplicant
pankso@282 81 ctrl_interface_group=0
pankso@282 82 ap_scan=1
pankso@282 83 network={
pankso@282 84 ssid="$WIFI_ESSID"
pankso@282 85 scan_ssid=1
pankso@282 86 key_mgmt=NONE
pankso@282 87 wep_key0=$WIFI_KEY
pankso@282 88 wep_tx_keyidx=0
pankso@282 89 priority=5
pankso@282 90 }
pankso@282 91 EOF
pankso@282 92 echo "Starting wpa_supplicant for NONE/WEP..."
pankso@282 93 wpa_supplicant -B -W -c/tmp/wpa.conf -D$WPA_DRIVER \
pankso@282 94 -i$WIFI_INTERFACE ;;
pankso@263 95 wpa|WPA)
pankso@263 96 # load pre-configured multiple profiles
pankso@263 97 cat /etc/wpa_supplicant.conf > /tmp/wpa.conf
pankso@263 98 cat >> /tmp/wpa.conf <<EOF
jozee@188 99 ctrl_interface=/var/run/wpa_supplicant
jozee@188 100 ctrl_interface_group=0
jozee@188 101 ap_scan=1
jozee@188 102 network={
jozee@188 103 ssid="$WIFI_ESSID"
jozee@188 104 scan_ssid=1
jozee@194 105 proto=WPA RSN
gokhlayeh@239 106 key_mgmt=WPA-PSK WPA-EAP
jozee@188 107 psk="$WIFI_KEY"
jozee@188 108 priority=5
jozee@188 109 }
jozee@188 110 EOF
paul@190 111 echo "Starting wpa_supplicant for WPA-PSK..."
pankso@263 112 wpa_supplicant -B -W -c/tmp/wpa.conf \
pankso@263 113 -D$WPA_DRIVER -i$WIFI_INTERFACE ;;
gokhlayeh@241 114 any|ANY) cat /etc/wpa_supplicant.conf > /tmp/wpa.conf
jozee@188 115 cat >> /tmp/wpa.conf <<EOF
jozee@188 116 ctrl_interface=/var/run/wpa_supplicant
jozee@188 117 ctrl_interface_group=0
jozee@188 118 ap_scan=1
jozee@188 119 network={
jozee@188 120 ssid="$WIFI_ESSID"
jozee@188 121 scan_ssid=1
jozee@188 122 key_mgmt=WPA-EAP WPA-PSK IEEE8021X NONE
jozee@188 123 group=CCMP TKIP WEP104 WEP40
jozee@188 124 pairwise=CCMP TKIP
jozee@188 125 psk="$WIFI_KEY"
jozee@188 126 priority=5
jozee@188 127 }
jozee@188 128 EOF
paul@190 129 echo "Starting wpa_supplicant for any key type..."
pankso@263 130 wpa_supplicant -B -W -c/tmp/wpa.conf \
pankso@263 131 -D$WPA_DRIVER -i$WIFI_INTERFACE ;;
jozee@188 132 esac
jozee@188 133 rm -f /tmp/wpa.conf
gokhlayeh@241 134 INTERFACE=$WIFI_INTERFACE
jozee@188 135 fi
jozee@188 136 }
jozee@188 137
jozee@188 138 wpa()
jozee@188 139 {
jozee@188 140 DHCP_SCRIPT="/etc/init.d/wpa_action.sh"
gokhlayeh@241 141 wpa_cli -a$DHCP_SCRIPT -B
jozee@188 142 }
jozee@188 143
pankso@263 144 # For a dynamic IP with DHCP.
jozee@188 145 dhcp() {
jozee@188 146 if [ "$DHCP" = "yes" ] ; then
gokhlayeh@241 147 echo "Starting udhcpc client on: $INTERFACE..."
pankso@263 148 # Is wpa wireless && wpa_ctrl_open interface up ?
pankso@263 149 if [ -d /var/run/wpa_supplicant ] && [ "$WIFI" = "yes" ]; then
pankso@263 150 wpa
pankso@263 151 else # fallback on udhcpc: wep, eth
pankso@263 152 /sbin/udhcpc -b -T 1 -A 12 -i $INTERFACE -p \
pankso@263 153 /var/run/udhcpc.$INTERFACE.pid
gokhlayeh@241 154 fi
jozee@188 155 fi
jozee@188 156 }
jozee@188 157
pankso@263 158 # For a static IP.
jozee@188 159 static_ip() {
jozee@188 160 if [ "$STATIC" = "yes" ] ; then
paul@190 161 echo "Configuring static IP on $INTERFACE: $IP..."
jozee@188 162 /sbin/ifconfig $INTERFACE $IP netmask $NETMASK up
jozee@188 163 /sbin/route add default gateway $GATEWAY
jozee@205 164 # wpa_supplicant waits for wpa_cli
jozee@205 165 [ -d /var/run/wpa_supplicant ] && wpa_cli -B
jozee@188 166 # Multi-DNS server in $DNS_SERVER.
jozee@188 167 /bin/mv /etc/resolv.conf /tmp/resolv.conf.$$
jozee@188 168 for NS in $DNS_SERVER
jozee@188 169 do
jozee@188 170 echo "nameserver $NS" >> /etc/resolv.conf
jozee@188 171 done
pascal@272 172 for HELPER in /etc/ipup.d/*; do
pascal@272 173 [ -x $HELPER ] && $HELPER $INTERFACE $DNS_SERVER
pascal@272 174 done
jozee@188 175 fi
pascal@112 176 }
pascal@112 177
pascal@112 178 # Stopping everything
pascal@112 179 Stop() {
pascal@112 180 echo "Stopping all interfaces"
pascal@112 181 ifconfig $INTERFACE down
pascal@112 182 ifconfig $WIFI_INTERFACE down
pascal@112 183
pascal@112 184 echo "Killing all daemons"
pascal@112 185 killall udhcpc
pankso@141 186 killall wpa_supplicant 2>/dev/null
gokhlayeh@241 187
pankso@282 188 if iwconfig $WIFI_INTERFACE | fgrep -q "Tx-Power"; then
pankso@141 189 echo "Shutting down wifi card"
pankso@141 190 iwconfig $WIFI_INTERFACE txpower off
pankso@141 191 fi
pascal@112 192 }
pascal@112 193
pascal@112 194 Start() {
jozee@188 195 eth
jozee@188 196 wifi
gokhlayeh@241 197 dhcp
jozee@205 198 static_ip
jozee@205 199 # change default lxpanel panel iface
erjo@206 200 [ -f /etc/lxpanel/default/panels/panel ] \
pankso@263 201 && sed -i "s/iface=.*/iface=$INTERFACE/" \
pankso@263 202 /etc/lxpanel/default/panels/panel
pascal@112 203 }
pascal@112 204
jozee@188 205 # looking for arguments:
pascal@112 206 if [ -z "$1" ]; then
pankso@263 207 boot
pascal@112 208 Start
pascal@112 209 else
pascal@112 210 case $1 in
pascal@112 211 start)
jozee@188 212 Start ;;
pascal@112 213 stop)
jozee@188 214 Stop ;;
pascal@112 215 restart)
pascal@112 216 Stop
jozee@188 217 Start ;;
pascal@112 218 *)
pascal@112 219 echo ""
pascal@112 220 echo -e "\033[1mUsage:\033[0m /etc/init.d/`basename $0` [start|stop|restart]"
pascal@112 221 echo ""
pascal@112 222 echo -e " Default configuration file is \033[1m/etc/network.conf\033[0m"
paul@190 223 echo -e " You can specify another configuration file in the second argument:"
pascal@112 224 echo -e " \033[1mUsage:\033[0m /etc/init.d/`basename $0` [start|stop|restart] file.conf"
pankso@263 225 echo "" ;;
pascal@112 226 esac
pascal@102 227 fi