Get monthly used bandwidth Hetzner Robot API

getMonthlyStats.sh

#!/bin/bash
#Created by Poli

user="YourUserHere"
password="YourPasswordHere"

first_date=$(date -d "`date +%Y%m01`" +%Y-%m-%d)
last_date=$(date -d "`date +%Y%m01` +1 month -1 day" +%Y-%m-%d)
UsedBandwidth=0

ips=`curl -su "${user}:${password}" https://robot-ws.your-server.de/ip.json | jq '.[].ip.ip' | sed -e 's/^"//' -e 's/"$//'`
subnets=`curl -su "${user}:${password}" https://robot-ws.your-server.de/subnet.json | jq '.[].subnet.ip' | sed -e 's/^"//' -e 's/"$//'`

command="curl -su \"${user}:${password}\" https://robot-ws.your-server.de/traffic --data-urlencode 'type=month' --data-urlencode \"from=${first_date}\" --data-urlencode \"to=${last_date}\""


while IFS= read -r line ;
do
	command="$command --data-urlencode \"ip[]=${line}\""
done <<< "$ips"

while IFS= read -r line ;
do
        command="$command --data-urlencode \"subnet[]=${line}\""
done <<< "$subnets"

CommandOutput=`eval ${command} | jq '.[].data[].sum'`

while IFS= read -r line ;
do
        UsedBandwidth=`echo "$UsedBandwidth + $line" | bc`
done <<< "$CommandOutput"

echo "Total used bandwidth this month : $(printf %0.2f $UsedBandwidth) GB"