Simple init.d script for OpenWRT based router, to keep alive Yota 4G Interned over USB stick

yotakeepalive.sh

#!/bin/sh /etc/rc.common
# Yota 4G Internet keep alive script
 
START=10
STOP=15
 
start() {        
    echo 'starting'
    ping www.ru
    while [ $? -ne 0 ]; do
        sleep 3
        ping www.ru 
    done
}                 
 
stop() {          
    echo 'stopping'
}

boot() {
    start
}