122 lines
2.4 KiB
Bash
122 lines
2.4 KiB
Bash
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#!/bin/sh
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write_wpa_conf(){
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if [ "x$2" = "xNONE" ];then
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key="key_mgmt=NONE"
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else
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key="psk=\"$2\""
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fi
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(cat <<EOF
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ctrl_interface=/etc/wifi/sockets
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disable_scan_offload=1
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update_config=1
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network={
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ssid="$1"
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scan_ssid=1
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$key
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priority=1
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}
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EOF
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) >/etc/wifi/wpa_supplicant.conf
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}
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check_wlan(){
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ifconfig -a | grep wlan0 || {
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echo "===========Not Found wlan0========="
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exit 1
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}
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}
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check_ping(){
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result=`ping $1 -c 2 | grep "2 packets transmitted" \
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| awk '{printf ("%s %s %s", $7, $8, $9) }'`
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if [ -z "${result}" ];then
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echo "======== CHECKED PING FAILED ======="
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exit 1
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else
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echo "========================================="
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echo "PING result:"
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echo "2 packets transmitted,$result"
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echo "========================================="
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return 0
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fi
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}
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connect(){
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ps | grep wpa_supplicant | awk '{print $5}' | grep wpa_supplicant && {
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killall wpa_supplicant
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sleep 1
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}
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ps | grep udhcpc | awk '{print $5}' | grep udhcpc && {
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killall udhcpc
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sleep 1
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}
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wpa_supplicant -iwlan0 -Dnl80211 -c/etc/wifi/wpa_supplicant.conf > /tmp/wifi.log &
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sleep 1
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while true
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do
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usleep 500
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let count++
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grep "CTRL-EVENT-CONNECTED" /tmp/wifi.log && {
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ip=`/sbin/udhcpc -i wlan0 | awk '($2~/^setting/&&$3~/^default/) {print $5}'`
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check_ping $ip
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exit 0;
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}
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grep "pre-shared key may be incorrect" /tmp/wifi.log && {
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echo "================= PASSWARD INCORRECT ============="
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exit 1
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}
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if [ $count -eq 1000 ]; then
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echo "======== Connection timed out ================="
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echo "======== For details, see /tmp/wifi.log========"
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exit 1
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fi
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done
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}
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enter_info(){
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local number=0
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until [ $number -ge 8 ];do
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ssid=$(task "Please enter the WIFI SSID")
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password=$(task "Please enter WIFI password")
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number=$(echo $password | wc -c)
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[ "$password" = "NONE" ] && break
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[ $number -lt 8 ] && {
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ttips "The password must be greater than 8 digits,Please enter again."
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}
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done
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write_wpa_conf $ssid $password
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}
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check_wificonf(){
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if [ -f /etc/wifi/wpa_supplicant.conf ];then
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ssid=$(grep "\bssid=" /etc/wifi/wpa_supplicant.conf | sed 's/^[ \t]*//g')
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if [ -z "$ssid" ];then
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enter_info
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else
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password=$(grep "\bpsk=" /etc/wifi/wpa_supplicant.conf | sed 's/^[ \t]*//g')
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if [ -z $password ];then
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ttips "$ssid | No password"
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else
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ttips "$ssid | $password"
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fi
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ttrue "Whether to use the above default wifi configuration"
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[ $? = 0 ] || enter_info
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fi
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else
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enter_info
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fi
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}
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check_wlan
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check_wificonf
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connect
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