Switch to use different gateway according to the time

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#!/bin/bash
NOW=`date '+%H:%M:%S'`
MORNINGTIME="06:00:00"
NIGHTTIME="20:00:00"

if [ $NOW > $MORNINGTIME ] && [[ $NOW < $NIGHTTIME ]]
then
/sbin/route add -net 0.0.0.0/1 gw 192.168.168.1
/sbin/route add -net 128.0.0.0/1 gw 192.168.168.1
/sbin/route del -net 0.0.0.0/1 gw 192.168.42.1
/sbin/route del -net 128.0.0.0/1 gw 192.168.42.1
echo "Use 192.168.168.1"
else
/sbin/route del -net 0.0.0.0/1 gw 192.168.168.1
/sbin/route del -net 128.0.0.0/1 gw 192.168.168.1
/sbin/route add -net 0.0.0.0/1 gw 192.168.42.1
/sbin/route add -net 128.0.0.0/1 gw 192.168.42.1
echo "Use 192.168.42.1"
fi

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