RPI network reconnect

to be run */10 * * * * from cron

#!/bin/bash

wlan='wlan0'
gateway='192.168.1.1'

ping -c2 $gateway 2>&1 >/dev/null; rc=$?
if [[ $rc -eq 0 ]] ; then
        echo `date +"%b %d %T "`$0": The network is up."
else
        echo `date +"%b %d %T "`$0": Network down! Attempting reconnection."
        if [ -f /storage/.cache/nonet ]; then
                rm -f /storage/.cache/nonet
                reboot
        fi
        ifdown $wlan
        rmmod brcmfmac
        sleep 2
        modprobe brcmfmac brcmfmac_wcc
        ifup --force $wlan
        sleep 2
        connmanctl connect wifi_dc345a1743d_6e6545675289d3567_managed_psk &>/dev/null
        sleep 10
        ping -c2 $gateway 2>&1 >/dev/null; rc=$?
        if [[ $rc -ne 0 ]] ; then
                echo "1" > /storage/.cache/nonet
        fi
fi
exit 0