LATCH status file

#!/bin/bash
applicationId="INSERT app ID HERE"
secretkey="INSERT secret key HERE"
LATCH="/root/home/latch.accounts"
account=`grep "^$USER:" $LATCH |cut -d: -f2`
if [ -z `echo "$account"|cut -d: -f2`  ]; then exit 0; fi
URL="/api/0.6/status/$account"
requestSignature+="GET\n"
date=`date -u '+%Y-%m-%d %H:%M:%S'`
requestSignature+="$date\n\n$URL"
signed=`echo -en "$requestSignature" | openssl dgst -sha1 -hmac "$secretkey" -binary|sed -e 's|.*= \(.*\)|\1|g'`
b64signed=`echo -n "$signed"|base64`
auth_header="Authorization:11PATHS $applicationId $b64signed"
date_header="X-11Paths-Date: $date"
JSON=`wget -q --no-check-certificate -O - --header "$auth_header" --header "$date_header" "https://latch.elevenpaths.com$URL"`
status=`echo -e "$JSON" | sed -e 's|.*status":"\(.*\)","name.*|\1|g'`
####Pid User login####
Upid=`ps w | grep "sshd:" | grep -v grep | awk '{print $1}'`
####Check Internet status####
WAN=`ping -w1 -c1 8.8.8.8 > /dev/null 2>&1 && echo "up" || echo "down" && exit 1`
####Check Firewall rules####
FW=`iptables -L | grep "https"`
####Assign sequence value to $rules####
if [[ -z "$FW" ]]; then
    rules="0"
else
    rules="1"
fi
####If Latch is blocked and Internet status is UP, do these sequences####
if [ `echo "$status" | grep "off"` ] && [ `echo "$WAN" | grep "up"` ]; then
           echo -e "Access blocked by LATCH" | tr -d '\r'
            iptables -I INPUT -p tcp --dport 443 -j DROP
            kill "$Upid" -9
####If Latch is unblocked, SSL rules are applied and WAN connection is up, do these sequence####
elif [[ `echo "$status" | grep "on"` ]] && [[ `echo "$rules" | grep "1"` ]] && [[ `echo "$WAN" | grep "up"` ]]; then
            iptables -D INPUT -p tcp --dport 443 -j DROP
####If Latch is unblocked, not SSL rules and WAN connection is up, do this sequence####
elif [[ `echo "$status" | grep "on"` ]] && [[ `echo "$rules" | grep  "0"` ]] && [[ `echo "$WAN" | grep "up"` ]]; then
            echo -e "Access allowed by LATCH" | tr -d '\r'
####If Latch is unblocked, SSL rules are applied and WAN connection is down, do this sequence####
elif [[ `echo "$rules" | grep  "1"` ]] && [[ `echo "$WAN" | grep "down"` ]]; then
            iptables -D INPUT -p tcp --dport 443 -j DROP
else
####If wan connection is down, execute the command####
 echo -e "Error LATCH or not Internet connection" | tr -d '\r'
 exit 0;
fi