#!/bin/bash
#
# Copyright (c) 2008-2017 by BigBlueButton Inc.
#
# Documentation: 
#   http://code.google.com/p/bigbluebutton/wiki/Testing
#
# This file is part of BigBlueButton - http://www.bigbluebutton.org
#
# BigBlueButton is free software; you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
#
# BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
#
# Author(s):
#       Fred Dixon <ffdixon@bigbluebutton.org>
#
# Changelog:
#   2011-01-22 FFD  Inital Version
#   2017-03-08 Mikhail Novosyolov, Dumalogiya online school <mikhailnov@dumalogiya.ru>, changed Firefox command line call for its new API

VERSION=0.2
IP=$(ifconfig | grep -v '127.0.0.1' | grep -E "[0-9]*\.[0-9]*\.[0-9]*\.[0-9]*" | head -1 | cut -d: -f2 | awk '{ print $1}')


while [ $# -gt 0 ]; do
        case $1 in
                --h|-h)		HOST=$2;		shift 2 ;;
                --n|-n)		NUMBER=$2;		shift 2 ;;
                *)		echo "$0: Unrecognized option: $1" >&2; exit 1;
        esac
done

if [ -z "$HOST" ] || [ -z "$NUMBER" ]; then
        echo "BigBlueButton Testing Utility - Version $VERSION"
        echo
        echo "$0 [options]"
        echo
        echo "To launch BigBlueButton clients that connect to remote server:"
        echo "   -h remote_bigbluebutton_host"
	echo "   -n number_of_clients"
        echo
        echo "Example:"
        echo "   $0 -h 192.168.0.104 -n 10"
        exit 1
fi

#
# We'll use a get request to demo1.jsp to create clients
#
# http://192.168.0.104/bigbluebutton/demo/demo1.jsp?username=Fred2&action=create

# HOST="http://$HOST/bigbluebutton/demo/demo1.jsp?action=create&username=user"
HOST="http://$HOST"


if ! wget $HOST/bigbluebutton/api -O - --quiet | grep -q SUCCESS; then
	echo "Startup unsuccessful: could not connect to $HOST/api"
        exit 1
fi

if ! which firefox >/dev/null 2>&1; then
	echo "Unable to locate firefox"
        exit 1
fi

firefox &
sleep 3

i=0
while [ $i != "$NUMBER" ]; do
	echo "Connecting user $IP-$i"
	firefox -new-tab -url "$HOST/demo/demo1.jsp?action=create&username=$IP-$i" &
	
	# We'll give BigBlueButton a moment to process the incoming request from this IP.  
	# If we try to open 10 clients at the same time, the session IDs for each client will
	# likely not go to the specific tab (as thay all share the same IP address)
	sleep 5

	i=$[$i+1]
done
echo