#!/bin/bash
# EasyBox control
# Tested on  'EasyBox 804' (Firmware-Version: CIS804-05.02)

# Provide your password via environment
#PASSWORD=""

# Enter hostname/adress of your EasyBox 804:
#HOST="easy.box.local"
# If you can't reach the Box via http://easy.box.local use it's IP instad:
HOST="192.168.0.2"

# Notes:
# The reconnect duration of the EasyBox 804 is quite long, it can be up to 180 seconds.


# fake user agent
UA="Mozilla/5.0" # FIXME spaces won't work because of bash parameter handling
COOKIEFILE="/tmp/easyBoxCookies.txt"


WGET_OPTS=(	
	"--quiet"	
	"--load-cookies $COOKIEFILE"
        "--save-cookies $COOKIEFILE"
        "--keep-session-cookies"
	"--user-agent=\"${UA}\""
	"-O -"
)
WGET="/usr/bin/wget ${WGET_OPTS[@]}"

# * * * NO MORE CHANGES DOWN HERE * * * 

COMMANDS="wget curl grep awk sed"
for COMMAND in $COMMANDS; do
  if ! command -v $COMMAND &> /dev/null
  then
    echo "$COMMAND could not be found!"
    exit 1
  fi
done


RETVAL=""
touch $COOKIEFILE

echo "request: http://${HOST}/main.cgi?page=login.html" 1>&2
OUT=$($WGET "http://${HOST}/main.cgi?page=login.html" )

DM_COOKIE=$(echo $OUT | grep dm_cookie | awk -F"dm_cookie='" '{ print $2 }' | awk -F"'" '{ print $1 }')
echo "DM_COOKIE = "${DM_COOKIE} 1>&2

WBM_COOKIE=$(cat $COOKIEFILE | grep "wbm_cookie_session_id" | awk -F"\t" '{ print $7 }')
echo "WBM_COOKIE = "${WBM_COOKIE} 1>&2

# Create a 'special' cookie file without HOST and PATH (important):
#	cat step1_cookie.txt | sed "s/${HOST}//g" | sed 's/\t\/\t/\t\t/g' > step1_cookie_special.txt
#cat step1_cookie_special.txt

# get WAN IP without login
if [[ "$1" == "wan" && "$2" == "ip" ]]; then
	echo "request: http://${HOST}/data_model.cgi" 1>&2
	POST_DATA="<soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\"><soapenv:Header><DMCookie>${DM_COOKIE}</DMCookie><SessionNotRefresh>1</SessionNotRefresh></soapenv:Header><soapenv:Body><cwmp:GetParameterValues xmlns=\"\"><ParameterNames><string>InternetGatewayDevice.WANDevice.6.WANConnectionDevice.4.WANPPPConnection.1.ExternalIPAddress</string></ParameterNames></cwmp:GetParameterValues></soapenv:Body></soapenv:Envelope>"

	OUT=$($WGET \
		--post-data="${POST_DATA}" \
		"http://${HOST}/data_model.cgi")

	RETVAL=$(echo "$OUT" | xmllint --xpath "//Value/text()" -)
fi

if [[ "$1" == "wan" && "$2" == "ipv6prefix" ]]; then
	echo "request: http://${HOST}/data_model.cgi" 1>&2
	POST_DATA="<soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\"><soapenv:Header><DMCookie>${DM_COOKIE}</DMCookie><SessionNotRefresh>1</SessionNotRefresh></soapenv:Header><soapenv:Body><cwmp:GetParameterValues xmlns=\"\"><ParameterNames><string>InternetGatewayDevice.X_JUNGO_COM_TR_181.Device.IP.Interface.33948673.IPv6Prefix.2049.Prefix</string></ParameterNames></cwmp:GetParameterValues></soapenv:Body></soapenv:Envelope>"

	OUT=$($WGET \
		--post-data="${POST_DATA}" \
		"http://${HOST}/data_model.cgi")

	RETVAL=$(echo "$OUT" | xmllint --xpath "//Value/text()" -)
fi

echo "$RETVAL"

exit 0





	# Sending cookies at this step is very important.
	# If no cookies are sent, a 'new auth_key' is generated, not matching the cookies stored by this bash script.
	curl -s "http://${HOST}/main.cgi?js=rg_config.js" -b step1_cookie.txt \
	-o step1_rg_config.js

	AUTH_KEY=$(cat step1_rg_config.js | grep "auth_key" | awk -F"auth_key = '" '{ print $2 }' | awk -F"'" '{ print $1 }')
	echo "AUTH_KEY = "${AUTH_KEY}

	# The sent md5-encrypted password consists of your 'Easybox-Kennwort' ...
	# ... and the 'auth_key' from http://easy.box.local/main.cgi?js=rg_config.js !
	# The original Javascript-function is defined here: http://easy.box.local/main.cgi?js=wbm_be.js
	PASSWORD_MD5=$(echo -n ${PASSWORD}${AUTH_KEY} | md5sum | awk '{ print $1 }')

	echo "PASSWORD_MD5 = "${PASSWORD_MD5}

	echo -e "<soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\"><soapenv:Header><DMCookie>${DM_COOKIE_STEP3_STEP1}</DMCookie></soapenv:Header><soapenv:Body><cwmp:Login xmlns=\"\"><ParameterList><Username>vodafone</Username><Password>${PASSWORD_MD5}</Password><AllowRelogin>0</AllowRelogin></ParameterList></cwmp:Login></soapenv:Body></soapenv:Envelope>" > step1_soap_data.xml


	# Now logging in (sending the password):
	# The DOUBLE APOSTROPHE in >> -H "Cookie: wbm[...]=${...}" << is crucial!
	curl -s "http://${HOST}/data_model.cgi" --cookie step1_cookie_special.txt --cookie-jar step2_cookies.txt  -X POST -H 'Accept: application/xml, text/xml, */*; q=0.01' -H 'Accept-Encoding: gzip, deflate' -H 'Accept-Language: de,en-US;q=0.7,en;q=0.3' -H 'Cache-Control: no-cache' -H 'Connection: keep-alive' -H 'Content-Length: 387' -H 'Content-Type: text/xml; charset="utf-8"' -H "Cookie: wbm_cookie_session_id=${COOKIE_STEP1}" -H "Host: ${HOST}" -H 'Method: POST' -H 'Pragma: no-cache' -H 'Referer: http://${HOST}/main.cgi?page=login.html' -H 'SOAPAction: cwmp:Login' -H 'User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36' -H 'X-Requested-With: XMLHttpRequest' \
	--data @step1_soap_data.xml \
	-o "step2_answer.html"

	#cat step2_answer.html

if [ "1" == "1" ]; then # Step 3: After sending the password
	COOKIE_STEP3=$(cat step2_cookies.txt | grep "wbm_cookie_session_id" | awk -F"\t" '{ print $7 }')
	echo "COOKIE_STEP3 = "${COOKIE_STEP3}

	curl -s "http://${HOST}/main.cgi?page=app.html" -b step2_cookies.txt \
	-o "step3_answer.html"

	DM_COOKIE_STEP3=$(cat step3_answer.html | grep dm_cookie | awk -F"dm_cookie='" '{ print $2 }' | awk -F"'" '{ print $1 }')
	echo "DM_COOKIE_STEP3 = "$DM_COOKIE_STEP3

	# firefox step3_answer.html
fi



if [ "1" == "1" ]; then # Step 4: Accessing the WAN IP (for testing the successful login without the timeconsuming reconnect)
	# Only for testing purposes – NOT NECESSARY FOR RECONNECT !
	# (Output of WAN iP)
	echo "<soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\"><soapenv:Header><DMCookie>${DM_COOKIE_STEP3}</DMCookie><SessionNotRefresh>1</SessionNotRefresh></soapenv:Header><soapenv:Body><cwmp:GetParameterValues xmlns=\"\"><ParameterNames><string>InternetGatewayDevice.WANDevice.6.WANConnectionDevice.4.WANPPPConnection.1.ExternalIPAddress</string></ParameterNames></cwmp:GetParameterValues></soapenv:Body></soapenv:Envelope>" > step4_soap_data.xml

	# The DOUBLE APOSTROPHE in >> -H "Cookie: [...]" << is very important!
	curl -s \
	"http://${HOST}/data_model.cgi" \
	-b step2_cookies.txt \
	-X POST \
	-H 'Accept: application/xml, text/xml, */*; q=0.01' \
	-H 'Accept-Encoding: gzip, deflate' \
	-H 'Accept-Language: de,en-US;q=0.7,en;q=0.3' \
	-H 'Cache-Control: no-cache' \
	-H 'Connection: keep-alive' \
	-H 'Content-Length: 452' \
	-H 'Content-Type: text/xml; charset="utf-8"' \
	-H "Cookie: wbm_cookie_session_id=${COOKIE_STEP3}" \
	-H "Host: ${HOST}" \
	-H 'Method: POST' \
	-H 'Pragma: no-cache' \
	-H "Referer: http://${HOST}/main.cgi?page=app.html" \
	-H 'SOAPAction: cwmp:GetParameterValues' \
	-H 'User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36' \
	-H 'X-Requested-With: XMLHttpRequest' \
	--data @step4_soap_data.xml \
	-o "step4_answer.html"


	while read_dom; do
	    #echo "$ENTITY => $CONTENT"
	    if [[ $ENTITY = "Value xsi:type=\"xsd:string\"" ]] ; then
      		  echo $CONTENT
	    fi
	done < step4_answer.html

	# firefox step4_answer.html
fi


## TODO test this
#if [ "1" == "1" ]; then # Step 5: Reconnect
#
#	echo -e "<soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\"><soapenv:Header><DMCookie>${DM_COOKIE_STEP3}</DMCookie></soapenv:Header><soapenv:Body><cwmp:SetParameterValues xmlns=\"\"><ParameterList><ParameterValueStruct><Name>InternetGatewayDevice.WANDevice.6.X_JUNGO_COM_Reconnect</Name><Value>1</Value></ParameterValueStruct></ParameterList></cwmp:SetParameterValues></soapenv:Body></soapenv:Envelope>" > step5_soap_data.xml
#
#
#	rm -v step5_answer.html
	 The DOUBLE APOSTROPHE in >> -H "Cookie: [...]" << is very important!
#	curl "http://${HOST}/data_model.cgi" -b step2_cookies.txt -X POST -H 'Accept: application/xml, text/xml, */*; q=0.01' -H 'Accept-Encoding: gzip, deflate' -H 'Accept-Language: de,en-US;q=0.7,en;q=0.3' -H 'Cache-Control: no-cache' -H 'Connection: keep-alive' -H 'Content-Length: 430' -H 'Content-Type: text/xml; charset="utf-8"' -H "Cookie: wbm_cookie_session_id=${COOKIE_STEP3}" -H "Host: ${HOST}" -H 'Method: POST' -H 'Pragma: no-cache' -H 'Referer: http://${HOST}/main.cgi?page=app.html' -H 'SOAPAction: cwmp:SetParameterValues' -H 'User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36' -H 'X-Requested-With: XMLHttpRequest' \
#	--data @step5_soap_data.xml \
#	-o "step5_answer.html"
#
##	firefox step5_answer.html
#fi


exit 0;