Wlanauth

BSD下的利用wpa_supplicant来自动找到并且连上加密无线网的脚本。

#!/bin/sh

if [ "`ifconfig | grep wlan0 | grep -v grep`" = "" ]; then
        echo "Loading driver and creating device..."
        kldload if_wpi
        ifconfig wlan0 create wlandev wpi0
        ifconfig wlan0 up
        ifconfig wlan0 bmiss 255
else
        echo "Reloading wlan driver..."
        ifconfig wlan0 down up
fi

sleep 1

count=0

wpa_supplicant -s -B -iwlan0 -c/home/henryhu/conf/wpa_supplicant.conf

while true; do
        echo "No. $count result: ";
        ifconfig wlan0;
        if [ "`ifconfig wlan0 | grep associated | grep -v grep`" != "" ]; then
                echo "Associated. Getting IP..."
                route delete default;
                dhclient wlan0;
                break;
        fi;
        if [ "$count" = "10" ]; then
                count=0
                echo "Reloading wlan driver..."
                ifconfig wlan0 down up
                pkill wpa_supplicant
                wpa_supplicant -s -B -iwlan0 -c/home/henryhu/conf/wpa_supplicant.conf
        fi
        sleep 2;
        count=`expr $count + 1`
done