Get valid cookie from camera and set it on tinyproxy config

fix_cam.sh

#!/bin/bash
# gets cookie for camera, and sets it for reverse proxy for ZM

read -sp "Please enter camera http login password\
        " PASSWORD
USER=diederik

# Do login
curl -v 'http://192.168.0.11/login.cgi' -H 'User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:63.0) Gecko/20100101 Firefox/63.0' -H 'Accept: */*' -H 'Accept-Language: en-ZA,en-GB;q=0.8,en-US;q=0.5,en;q=0.3' --compressed -H 'Content-Type: application/x-www-form-urlencoded' -H 'X-Requested-With: XMLHttpRequest' --data "username=$USER&password=$PASSWORD" --cookie-jar cookies.txt

cookie=$(tail -n 1 cookies.txt  | grep -E -o '\s(\w+)$')
# strips whitespace
cookie=$(echo $cookie | xargs)
echo "Found cookie value 1 $cookie"

# NOTE, post value of cookie again, as new param (for some reason)
curl -v 'http://192.168.0.11/login.cgi' -H 'User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:63.0) Gecko/20100101 Firefox/63.0' -H 'Accept: */*' -H 'Accept-Language: en-ZA,en-GB;q=0.8,en-US;q=0.5,en;q=0.3' --compressed -H 'Content-Type: application/x-www-form-urlencoded' -H 'X-Requested-With: XMLHttpRequest' --data "username=$USER&password=$PASSWORD&AIROS_SESSIONID=$cookie" --cookie-jar cookies.txt -b cookies.txt

cookie=$(tail -n 1 cookies.txt  | grep -E -o '\s(\w+)$')
cookie=$(echo $cookie | xargs)
echo "Found cookie value 2 $cookie"

# get / as this updates the cookie to be valid (finally)
curl -v 'http://192.168.0.11/index.cgi' -H 'User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:63.0) Gecko/20100101 Firefox/63.0' -H 'Accept: */*' -H 'Accept-Language: en-ZA,en-GB;q=0.8,en-US;q=0.5,en;q=0.3' --compressed --cookie-jar cookies.txt -b cookies.txt

cookie=$(tail -n 1 cookies.txt  | grep -E -o '\s(\w+)$')
cookie=$(echo $cookie | xargs)
echo "Found cookie value 3 $cookie"

#Put value of cookie in tinyproxy config file
sudo sed -i -e "s/AIROS_SESSIONID=.*/AIROS_SESSIONID=$cookie\"/g" /etc/tinyproxy/tinyproxy.conf
sudo service tinyproxy restart

#Note: to test go to: http://127.0.0.1:8888/cam/snapshot.cgi

#cleanup
rm cookies.txt