#!/bin/sh 
###############################################################################
LOCATE_PING=`which ping`
LOCATE_PPP=`which ppp` 
LOCATE_KILLALL=`which killall` 
LOCATE_SLEEP=`which sleep` 
LOCATE_IFCONFIG=`which ifconfig` 

PING_FLAGS="-c5"
PPP_FLAGS="-quiet -ddial ERTELECOM"
KILLALL_FLAGS="-9"
SLEEP_FLAGS_1="3"
SLEEP_FLAGS_2="10"
IFCONFIG_FLAGS="destroy"

HOST="ya.ru"

MSG_TRUE="[`date`] __Access to the Internet is successful ;)"
MSG_FALSE="[`date`] __Access to the Internet is failed ;("
MSG_WARNING="[`date`] __Connection restarting!!!"
#
PPPOE_LOG="/var/log/test_pppoe_coonect"
###############################################################################

### PING
$LOCATE_PING $PING_FLAGS $HOST > /dev/null 2>&1
if [ $? -eq 0 ] 
    then 
	echo $MSG_TRUE >> $PPPOE_LOG
    else 
	echo $MSG_FALSE >> $PPPOE_LOG
	echo $MSG_WARNING >> $PPPOE_LOG

### KILL DAEMONS
	$LOCATE_KILLALL $KILLALL_FLAGS ppp > /dev/null 2>&1
	$LOCATE_SLEEP $SLEEP_FLAGS_1 > /dev/null 2>&1

### DESTROY tunX
        for i in 0 1 2 3 4 5 6 7 8 9
		do
		    $LOCATE_IFCONFIG tun$i $IFCONFIG_FLAGS  > /dev/null 2>&1
    		done

### RECONNECT
        $LOCATE_SLEEP $SLEEP_FLAGS > /dev/null 2>&1
	$LOCATE_PPP $PPP_FLAGS > /dev/null 2>&1
	

### PING
	$LOCATE_SLEEP $SLEEP_FLAGS_2 > /dev/null 2>&1
	$LOCATE_PING $PING_FLAGS $HOST > /dev/null 2>&1
	if [ $? -eq 0 ] 
	    then
		echo $MSG_TRUE >> $PPPOE_LOG
	    else
	    	echo $MSG_FALSE >> $PPPOE_LOG
	fi
fi