#!/bin/bash
#
# Copyright (c) 2008-2010 by BigBlueButton Inc.
#
# 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:
#   2009-10-18 FFD  Inital Version   
#   2009-11-05 FFD  Updated for 0.62   
#   2009-12-09 FFD  Updated for 0.63   
#   2009-12-11 FFD  Added ability to swtich conference servers   
#   2009-12-12 FFD  Added cleaning and watching of log files   
#   2010-01-05 FFD  Added zipping of log files   
#   2010-01-18 FFD  Added resetting of environment back to using packages   
#   2010-03-02 JRT  Added trunk checkout options / fixed bbb-apps instructions   
#   2010-04-02 FFD  Updated for 0.64   
#   2010-06-21 SEB  Cleaned up some code / Updated for 0.70
#   2010-06-25 SEB  Added ability to change the security salt
#   2010-06-30 SEB  Added some extra errorchecking
#   2010-07-06 SEB  Added more error checking and report messages
#   2010-09-15 FFD  Updates for 0.71-dev
#   2010-10-16 FFD  Updates for 0.71-beta
#   2010-11-06 FFD  Added logic to ensure red5 shuts down
#   2010-12-12 FFD  Fixed bug #778
#   2010-12-12 FFD  Added support for Intalio VM
#   2010-02-28 FFD  Fixed #834 
#   2011-06-26 FFD  Updates for 0.8
#   2012-01-14 FFD  Tsting the development environment for 0.8
#   2012-02-22 FFD  Updates to development environment
#   2012-04-27 FFD  Added sum of version numbers in --check

##set -x
#set -e

PATH=$PATH:/sbin

FREESWITCH_INIT_D="/etc/init.d/bbb-freeswitch"
source /etc/bigbluebutton/bigbluebutton-release

if [ ! -f /usr/share/red5/webapps/bigbluebutton/WEB-INF/red5-web.xml ]; then
	echo "#"
	echo "# BigBlueButton does not appear to be installed.  Could not"
	echo "# locate:"
	echo "#"
	echo "# /usr/share/red5/webapps/bigbluebutton/WEB-INF/red5-web.xml"
	exit 1
fi

#
# We're going to give ^bigbluebutton.web.logoutURL a default value so bbb-conf does not give a warning
#
if [ -f /var/lib/tomcat6/webapps/bigbluebutton/WEB-INF/classes/bigbluebutton.properties ]; then
	if cat /var/lib/tomcat6/webapps/bigbluebutton/WEB-INF/classes/bigbluebutton.properties | grep -q ^bigbluebutton.web.logoutURL=$; then
		sudo sed -i s/^bigbluebutton.web.logoutURL=$/bigbluebutton.web.logoutURL=default/g /var/lib/tomcat6/webapps/bigbluebutton/WEB-INF/classes/bigbluebutton.properties
	fi
fi
#
# Figure out if we're using Asterisk or FreeSWITCH
#
if cat /usr/share/red5/webapps/bigbluebutton/WEB-INF/red5-web.xml | grep -v '<!--' | grep -q 'bbb-voice-asterisk.xml'; then
	VOICE_CONFERENCE="bbb-voice-asterisk.xml"
elif cat /usr/share/red5/webapps/bigbluebutton/WEB-INF/red5-web.xml | grep -v '<!--' | grep -q 'bbb-voice-freeswitch.xml'; then
	VOICE_CONFERENCE="bbb-voice-freeswitch.xml"
fi

#
# Determine IP so it works on multilingual installations
#
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}')
MEM=`free -m | grep Mem | awk '{ print $2}'`



#
# Figure out our environemtn
#

PLATFORM=ubuntu

RED5_DIR=/usr/share/red5

SERVLET_CONTAINER=tomcat6
SERVLET_LOGS=/var/lib/tomcat6/logs
SERVLET_DIR=/var/lib/tomcat6/webapps


if [ -f /etc/lsb-release ]; then
	if grep -q Ubuntu /etc/lsb-release; then
		if [ -f /etc/init.d/cloud ]; then
			#
			# Support configuration on Intalio Cloud VM
			#
			PLATFORM=ubuntu-jetty-intalio
			SERVLET_CONTAINER=cloud
			SERVLET_LOGS=/var/www/cloud/jetty/logs
			SERVLET_DIR=/var/www/cloud/webapps
		fi
	fi
fi


#
# Check if the function has a value and, if not, print an error message
# $1 -- name of value
# $2 -- loctation of value
# $3 -- value to check
#
check_no_value() {
	if [ -z $3 ]; then
		echo "# Tried to check $1 in"
		echo "#    $2"
		echo "# but value is empty."
		exit 1
	fi
}

check_file() {
	if [ ! -f $1 ]; then
		echo "# File does not exist: $1"
	fi
}

print_header() {
	if [ ! $HEADER ]; then
		echo
		echo "** Potential problems described below **"
		HEADER=1
	fi
}

check_root() {
	if [ $EUID == 0 ]; then
		echo "This operation should not be run as root."
		echo 
		echo "If this operation needs to execute an operation as root, you'll be asked for"
		echo "your password to execute the operation using sudo."
		exit 1
	fi
}

need_root() {
	if [ $EUID != 0 ]; then
		echo "Need to be root to run this option"
		exit 1
	fi
}



usage() {
	echo "BigBlueButton Configuration Utility - Version $BIGBLUEBUTTON_RELEASE"
        echo "http://code.google.com/p/bigbluebutton/wiki/BBBConf"
        echo
        echo "   bbb-conf [options]"
        echo
        echo "Configuration:"
        echo "   --version                        Display BigBlueButton version (packages)"
        echo "   --setip <host>                   Set IP/hostname for BigBlueButton"
	echo "   --setsalt <salt>                 Change the security salt in bigbluebutton.properties"
        echo
        echo "Monitoring:"
        echo "   --check                          Check configuration files and processes for problems"
        echo "   --debug                          Scan the log files for error messages"
        echo "   --watch                          Scan the log files for error messages every 2 seconds"
        echo "   --salt                           View the URL and salt (shared secret) for the server"
        echo "   --lti                            View the URL and secret for LTI (if installed)"
        echo
        echo "Administration:"
        echo "   --restart                        Restart BigBueButton"
        echo "   --stop                           Stop BigBueButton"
        echo "   --start                          Start BigBueButton"
        echo "   --clean                          Restart and clean all log files"
        echo "   --zip                            Zip up log files for reporting an error"
        echo

        echo "Development:"
        echo "   --setup-samba                    Setup samba share for current users"
        echo "   --setup-dev [tools|client|web|apps]    Setup development environment "
        echo "   --reset-dev                      Reset environment back to using packages"
        echo
}

# utility function to make a copy of the conf file
check_and_backup () {
	# can we write to the configuration file?
	if [ ! -w $1 ]; then
		echo "Cannot write to $1!"
		exit 1
	fi

	# let's see if we need a copy
	if [ "$TO_BACKUP" = "Y" ]; then
		cp $1 $1.bak
		TO_BACKUP="N"
	fi
}

# 3 paramenter: the file, the variable name, the new value
change_var_value () {
	check_and_backup $1
	sed -i "s<^[[:blank:]#]*\(${2}\).*<\1=\"${3}\"<" $1
}

change_var_ip () {
        check_and_backup $1
        sed -i "s<^[[:blank:]#]*\(${2}\).*<\1=${3}<" $1
}

# same as change_var_value but without quotes
change_var_salt() {
	check_and_backup $1
	sed -i "s<^[[:blank:]#]*\(${2}\).*<\1="${3}"<" $1
}

# comment lines matching $2 ($1 is the file)
comment () {
	check_and_backup $1
	sed -i "s<^[[:blank:]]*\(${2}.*\)<#\1<" $1
}

change_yml_value () {
        sed -i "s<^[[:blank:]#]*\(${2}\):[ ].*<\1: ${3}<" $1
}

# comment lines matching $2 ($1 is the file)
uncomment () {
	check_and_backup $1
	sed -i "s<^[#[:blank:]]*\(${2}.*\)<\1<" $1
}

stop_bigbluebutton () {
	/etc/init.d/red5 stop
	/etc/init.d/${SERVLET_CONTAINER} stop
	/etc/init.d/nginx stop
        
	if [ -a /opt/freeswitch/run/freeswitch.pid ]; then
		$FREESWITCH_INIT_D stop
	fi
	
	if [ -a /var/run/asterisk/asterisk.pid ]; then
		/etc/init.d/asterisk stop
	fi
        
	if [ -f /etc/init.d/bbb-openoffice-headless ]; then
		/etc/init.d/bbb-openoffice-headless stop
	fi

	if [ -f /etc/init.d/bbb-record-core ]; then
		/etc/init.d/bbb-record-core stop
	fi

}

start_bigbluebutton () {
	if [ "$VOICE_CONFERENCE" == "bbb-voice-freeswitch.xml" ]; then
		echo "Starting FreeSWITCH"
		$FREESWITCH_INIT_D start
	else
		echo "Starting Asterisk"
		/etc/init.d/asterisk start
	fi
	
	if [ "$VOICE_CONFERENCE" == "bbb-voice-freeswitch.xml" ]; then
		FREESWITCH_ESL_IP=$(sudo cat /opt/freeswitch/conf/autoload_configs/event_socket.conf.xml | grep 'name="listen-ip"' | cut -d\" -f4  | awk '{print $1}')
		check_no_value listen-ip /opt/freeswitch/conf/autoload_configs/event_socket.conf.xml $FREESWITCH_ESL_IP

		echo -n "Waiting for FreeSWITCH to start: "

		if [ ! -z $FREESWITCH_ESL_IP ]; then
			while ! nc -z -w 1 $FREESWITCH_ESL_IP 8021; do
				echo -n "."
                		sleep 1
        		done
		fi
		echo
	else
		echo -n "Waiting for Asterisk to start: "

		while ! nc -z -w 1 127.0.0.1 5038; do
			echo -n "."
                	sleep 1
        	done
	fi

	if [ -f /etc/init.d/bbb-openoffice-headless ]; then	
		/etc/init.d/bbb-openoffice-headless start
	fi
	/etc/init.d/nginx start
	/etc/init.d/red5 start
	/etc/init.d/${SERVLET_CONTAINER} start

	if [ -f /etc/init.d/bbb-record-core ]; then
		/etc/init.d/bbb-record-core start
	fi


	#
	# At this point the red5 and servlet container applications are starting up.
	#
	echo -n "Waiting for BigBlueButton to finish starting up (this may take a minute): "

	NGINX_IP=$(cat /etc/nginx/sites-available/bigbluebutton | sed -n '/server_name/{s/.*name[ ]*//;s/;//;p}')
	check_no_value server_name /etc/nginx/sites-available/bigbluebutton $NGINX_IP

        if ! nc -z -w 1 127.0.0.1 9123; then
                while ! nc -z -w 1 127.0.0.1 9123; do
                        echo -n "."
                        sleep 1
                done
        fi

        if [ $PLATFORM == "ubuntu-jetty-intalio" ]; then
                #
                # Wait until jetty has finished starting before checking for bbb-web
                #
                if ! nc -z -w 1 127.0.0.1 8443; then
                        while ! nc -z -w 1 127.0.0.1 8443; do
                                echo -n "."
                                sleep 5
                        done
                fi
        fi


	BBB_WEB=$(cat ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties | sed -n '/^bigbluebutton.web.serverURL/{s/.*\///;p}')
        if ! wget http://$BBB_WEB/bigbluebutton/api -O - --quiet | grep -q SUCCESS; then
                echo "Startup unsuccessful: could not connect to http://$BBB_WEB/bigbluebutton/api"
                exit 1
	fi


        echo " done"
}

display_bigbluebutton_status () {
	/etc/init.d/nginx status
	/etc/init.d/red5 status
	/etc/init.d/${SERVLET_CONTAINER} status
}

check_tools() {
    if [ ! -d $1 ]; then
        echo
        echo "# Error: You haven't installed the development tools yet."
        echo "# Run:"
        echo "#    bbb-conf --setup-dev tools "
        echo
        exit 1
    else
        echo "# Found dev tools at $1"
    fi
}


check_source() {
	mkdir -p $HOME/dev
        if [ ! -d $1 ]; then
                echo 
                echo "# You need to clone the BigBlueButton source from GitHub into"
		echo "#"
		echo "#     $HOME/dev"
                echo "#"
                echo "# After cloning you should have the folder"
                echo "#"
		echo "#     $HOME/dev/bigbluebutton"
                echo "#"
                echo "# For more information, see:"
                echo "#    http://code.google.com/p/bigbluebutton/wiki/08SettingDevEnvironment"
		echo
		exit 1
	else
		echo "#    Found source at $1"
        fi
}

if [ $# -eq 0 ]; then
	usage
	exit 1
fi

# Parse the parameters
while [ $# -gt 0 ]; do
	if [ "$1" = "-stop" -o "$1" = "--stop" ]; then
		stop_bigbluebutton
		exit 0
	fi

	if [ "$1" = "-start" -o "$1" = "--start" ]; then
		start_bigbluebutton
		exit 0
	fi

	if [ "$1" = "-check" -o "$1" = "--check" -o "$1" = "-c" ]; then
		CHECK=1
		shift;shift 
		continue
	fi

	if [ "$1" = "--setup-samba" -o "$1" = "-setup-samba" ]; then
		SAMBA=1
		shift
		continue
	fi		

	if [ "$1" = "--version" -o "$1" = "-version" -o "$1" = "-v" ]; then
		VERSION=1
		shift
		continue
	fi		

	if [ "$1" = "--debug" -o "$1" = "-debug" -o "$1" = "-d" ]; then
		DEBUG=1
		shift
		continue
	fi

	if [ "$1" = "--clean" -o "$1" = "-clean" ]; then
		CLEAN=1
		shift
		continue
	fi

	if [ "$1" = "--watch" -o "$1" = "-watch" -o "$1" = "-w" ]; then
		WATCH=1
		shift
		continue
	fi

	if [ "$1" = "--network" -o "$1" = "-network" -o "$1" = "-n" ]; then
		NETWORK=1
		shift
		continue
	fi

	if [ "$1" = "--zip" -o "$1" = "-zip" -o "$1" = "-z" ]; then
		ZIP=1
		shift
		continue
	fi

	if [ "$1" = "--reset-dev" -o "$1" = "-reset-dev" -o "$1" = "-r" ]; then
		RESET_DEV=1
		shift
		continue
	fi

	if [ "$1" = "--restart" -o "$1" = "-restart" ]; then
                RESTART=1
                shift
                continue
        fi

	#
	# all other parameters requires at least 1 argument
	#
	
	if [ "$1" = "-setip" -o "$1" = "--setip" ]; then
		HOST="${2}"
		if [ -z "$HOST" ]; then
			echo "HOST IP=$IP"
		fi

		if echo $HOST|grep -q ":"; then
			HOST=`echo ${2}|cut -d: -f1`
		fi
		shift; shift
		continue
	fi		

        if [ "$1" = "--setup-dev" -o "$1" = "-setup-dev" ]; then
                SETUPDEV="${2}"
		if test -z "${2}"; then
			usage;
		fi
                shift; shift
                continue
        fi

	if [ "$1" = "--conference" -o "$1" = "-conference" ]; then
		CONFERENCE="${2}"
		confapp=$(cat /usr/share/red5/webapps/bigbluebutton/WEB-INF/bigbluebutton.properties | grep 'asterisk.application' | sed s/.*=//g);

		if [ -z "$CONFERENCE" ] ; then
			if [ $confapp == "meetme" ]; then
				echo "Current conference application is $confapp"
			elif [ $confapp == "konference" ] && [ "$VOICE_CONFERENCE" == "bbb-voice-asterisk.xml" ]; then
				echo "Current conference application is $confapp"
			elif [ "$VOICE_CONFERENCE" == "bbb-voice-freeswitch.xml" ]; then
				echo "Current conference application is freeswitch"
			fi
			exit 0
		fi
		shift; shift
		continue
	fi		
	
	if [ "$1" = "--salt" -o "$1" = "-salt" -o "$1" = "--setsalt" ]; then
		SALT="${2}"
		if [ -z "$SALT" ]; then
			BBB_WEB=$(cat ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties | sed -n '/^bigbluebutton.web.serverURL/{s/.*\///;p}')
			SALT=$(cat ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties | grep securitySalt | cut -d= -f2);
			echo
			echo "       URL: http://$BBB_WEB/bigbluebutton/"
			echo "      Salt: $SALT"
			echo
			exit 0
		fi
		shift; shift
		continue
	fi

	if [ "$1" = "--lti" -o "$1" = "-lti" ]; then
		if [ -z "$SALT" ]; then
			if [ -f ${SERVLET_DIR}/lti/WEB-INF/classes/lti.properties ]; then
				LTI_URL=$(cat ${SERVLET_DIR}/lti/WEB-INF/classes/lti.properties | sed -n '/^ltiEndPoint/{s/^.*=//;p}')
				CUSTOMER=$(cat ${SERVLET_DIR}/lti/WEB-INF/classes/lti.properties | sed -n '/^ltiConsumer/{s/^.*=//;s/:.*//p}')
				SECRET=$(cat ${SERVLET_DIR}/lti/WEB-INF/classes/lti.properties | sed -n '/^ltiConsumer/{s/^[^:]*://;p}')
				echo
				echo "       URL: $LTI_URL"
				echo "  Customer: $CUSTOMER"
				echo "    Secret: $SECRET"
				echo
				exit 0
			fi
		fi
		shift; shift
		continue
	fi



	usage 
	exit 1
done


#
# Version 
#
if [ $VERSION ]; then
	echo 
	dpkg -l | grep bbb
	exit 0
fi


#
# Set Security Salt
# - XXX
#

if [ $SALT ]; then
	need_root
	change_var_salt ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties securitySalt $SALT
	echo "Changed BigBlueButton's security salt to $SALT"
	echo
fi

#
# Setup samba
#

if [ $SAMBA ]; then
	check_root

        #
        # Instal Samba
        #
        if ! dpkg-query -s samba > /dev/null 2>&1; then
                sudo apt-get install -y --force-yes samba ant
        fi

        #
        # Add a share to samba
        #
        if ! grep -q $USER /etc/samba/smb.conf; then

                echo ";
; BigBlueButton: Share the development directory
[$USER]
   comment = BigBlueButton Development share
   path = /home/$USER
   browseable = yes
   read only = no
   create mask = 0755
   directory mask = 0775
   guest ok = yes
   force user = $USER
" | sudo tee -a /etc/samba/smb.conf > /dev/null 2>&1

                sudo /etc/init.d/smbd restart

        echo "
You can now access your development folder through:

        \\\\${IP}\\$USER

If you are running a development environment on Windows (such as using Eclipse or FlexBuilder),
you can map the above path to a drive letter.
"
        else
                echo "Already detected a definition for $USER in /etc/samba/smb.conf"
                echo "No changes were made to /etc/samba/smb.conf"
        fi
fi


if [ $SETUPDEV ]; then
	check_root

	#
	# Setup the development tools
	#
	if [ $SETUPDEV == "tools" ]; then

		#
		# Check for core development tools
		#
			if ! which git > /dev/null; then
					sudo apt-get install git-core -y --force-yes
			fi

			if ! which ant > /dev/null; then
					sudo apt-get install ant -y --force-yes
			fi

			if ! which javac > /dev/null; then
					sudo apt-get install openjdk-6-jdk -y --force-yes
			fi

		BASE=~/dev/tools
		mkdir -p $BASE
		#
		# Check for BigBlueButton-specific development tools
		#
		TOOLS="gradle-0.8 grails-1.1.1 groovy-1.6.5"
		for tool in $TOOLS; do
			if [ ! -d $BASE/$tool ]; then
				cd $BASE
				if [ ! -f $tool.tar.gz ]; then
					wget http://bigbluebutton.googlecode.com/files/$tool.tar.gz
				fi
				echo "Installing $tool to $BASE/$tool"
				tar xvfz $tool.tar.gz 
			fi
		done

		if [ ! -f $BASE/flex-4.5.0.20967/flex-sdk-description.xml ]; then
			cd $BASE
			if [ ! -f flex_sdk_4.5.0.20967_mpl.zip ]; then
				wget http://fpdownload.adobe.com/pub/flex/sdk/builds/flex4.5/flex_sdk_4.5.0.20967_mpl.zip
			fi
			mkdir -p $BASE/flex-4.5.0.20967
			cd $BASE/flex-4.5.0.20967
			unzip $BASE/flex_sdk_4.5.0.20967_mpl.zip
			#
			# The permissions are not in good shape, so let's fix them 
			#
			sudo find $BASE/flex-4.5.0.20967 -type d -exec chmod o+rx '{}' \;
			chmod 755 $BASE/flex-4.5.0.20967/bin/*
			sudo chmod -R +r $BASE/flex-4.5.0.20967
			#sudo chmod o+w /usr/share/flex-4.5.0.20967/frameworks/projects/framework/bundles
		fi

		if [ ! -L $BASE/flex ]; then
			ln -s $BASE/flex-4.5.0.20967 $BASE/flex
		fi

                if [ ! -f $BASE/flex-4.5.0.20967/frameworks/libs/player/11.2/playerglobal.swc ]; then
                        mkdir -p $BASE/flex-4.5.0.20967/frameworks/libs/player/11.2
                        cd $BASE/flex-4.5.0.20967/frameworks/libs/player/11.2
                        if [ ! -f playerglobal11_2.swc ]; then
                                wget http://download.macromedia.com/get/flashplayer/updaters/11/playerglobal11_2.swc
                        fi
                        mv -f playerglobal11_2.swc playerglobal.swc
                fi

		if ! grep -q GROOVY_HOME ~/.profile; then
			echo "
#
# BigBlueButton: Setup development environment

export GROOVY_HOME=$HOME/dev/tools/groovy-1.6.5
export PATH=\$PATH:\$GROOVY_HOME/bin

export GRAILS_HOME=$HOME/dev/tools/grails-1.1.1
export PATH=\$PATH:\$GRAILS_HOME/bin

export FLEX_HOME=$HOME/dev/tools/flex
export PATH=\$PATH:\$FLEX_HOME/bin

export GRADLE_HOME=$HOME/dev/tools/gradle-0.8
export PATH=\$PATH:\$GRADLE_HOME/bin

export JAVA_HOME=/usr/lib/jvm/java-6-openjdk
export ANT_OPTS=\"-Xmx512m -XX:MaxPermSize=512m\"
" >> ~/.profile
		fi

		if [ ! -n "$GROOVY_HOME" ]; then
			echo "

# Finished setting up your development environment variables in
#
#   $HOME/.profile
#
# Before you continue, you need to load them into your environment.
# Do the following
#
#   source ~/.profile
#
# You then need to checkout the source for BigBlueButton.  See
#
#   http://code.google.com/p/bigbluebutton/wiki/08SettingDevEnvironment
#
"
		
			exit 0
		fi
	fi

	check_tools ~/dev/tools

	check_source ~/dev/bigbluebutton

	#
	# Now, setup the specific development environment
	#
    if [ $SETUPDEV == "web" ]; then
	BBBWEBHOME=$HOME/dev/bigbluebutton/bigbluebutton-web
	check_source $BBBWEBHOME

        cp ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties $BBBWEBHOME/grails-app/conf


        # Enabling $USER to write to /var/bigbluebutton to upload slides
        sudo chmod -R ugo+rwx /var/bigbluebutton

        # Enabling $USER to write to /var/log/bigbluebutton to write log files
        sudo chmod -R ugo+rwx /var/log/bigbluebutton

	# Resolving dependencies
	cd $BBBWEBHOME
	gradle resolveDeps

        if [ ! -f /etc/bigbluebutton/nginx/web_dev ]; then
            echo "
         # Handle request to bbb-web running within Tomcat.  This is for
         # the BBB-API and Presentation.
       location /bigbluebutton {
           proxy_pass         http://127.0.0.1:8888;
           proxy_redirect     default;
           proxy_set_header   X-Forwarded-For   \$proxy_add_x_forwarded_for;

        # Allow 30M uploaded presentation document.
           client_max_body_size       30m;
           client_body_buffer_size    128k;

           proxy_connect_timeout      90;
           proxy_send_timeout         90;
           proxy_read_timeout         90;

           proxy_buffer_size          4k;
           proxy_buffers              4 32k;
           proxy_busy_buffers_size    64k;
           proxy_temp_file_write_size 64k;

           include    fastcgi_params;
       }
" | sudo tee /etc/bigbluebutton/nginx/web_dev > /dev/null 2>&1

    fi

    #sudo rm /etc/bigbluebutton/nginx/web.nginx
    sudo ln -s -f /etc/bigbluebutton/nginx/web_dev /etc/bigbluebutton/nginx/web.nginx

    sudo /etc/init.d/nginx restart

    echo "
# Done.  To run your local build of bbb-web:

        cd ${BBBWEBHOME}
        grails -Dserver.port=8888 run-app

## Note ## 

   You'll get an error running the above the first time.  Just cancel and run again.
"
    fi

    if [ $SETUPDEV == "client" ]; then
		BBBCLIENTHOME=$HOME/dev/bigbluebutton/bigbluebutton-client
		check_source $BBBCLIENTHOME

		#
		# Setup initial values from the working environment
		# 
                cp /var/www/bigbluebutton/client/conf/config.xml $BBBCLIENTHOME/src/conf/config.xml
                cp $BBBCLIENTHOME/resources/dev/join-mock.xml $BBBCLIENTHOME/src/conf/join-mock.xml

		#
		# We're going to create a symbolic link to the new location for BigBlueButton client
		#
		if [ ! -f /etc/bigbluebutton/nginx/client_dev ]; then
			echo "
        location /client/BigBlueButton.html {
                root    $BBBCLIENTHOME;
                index  index.html index.htm;
                expires 1m;
        }

        # BigBlueButton Flash client.
        location /client {
                root    $BBBCLIENTHOME;
                index  index.html index.htm;
        }
" | sudo tee /etc/bigbluebutton/nginx/client_dev > /dev/null 2>&1

		fi
		sudo ln -f -s /etc/bigbluebutton/nginx/client_dev /etc/bigbluebutton/nginx/client.nginx

		if [ ! -L $BBBCLIENTHOME/client ]; then
			ln -s $BBBCLIENTHOME/bin $BBBCLIENTHOME/client
		fi

		echo	
                sudo /etc/init.d/nginx restart

		# xxx
		#if [ ! -d /var/bigbluebutton/conference-mock-default/conference-mock-default/room-mock-default ]; then
		#	echo "# Creating /var/bigbluebutton/conference-mock-default/conference-mock-default/room-mock-default"
                #        sudo mkdir -p /var/bigbluebutton/conference-mock-default/conference-mock-default/room-mock-default
		#	echo "# chown /var/bigbluebutton/conference-mock-default to tomcat6"
		#	sudo chown -R tomcat6:tomcat6 /var/bigbluebutton/conference-mock-default
                #fi

                cd $BBBCLIENTHOME

                echo "
# Setup of development for bigbluebutton-client complete.
#
# 1.  Build the language files.  (You need only do this once unless
# you change the language files in the future.)
#
#       cd ${BBBCLIENTHOME}
#	ant locales
#
# 2.  Modify the source for the client.  The source is locatedt at
# 
#       $BBBCLIENTHOME
#
# 3.  Build the client
#
#       cd ${BBBCLIENTHOME}
#	ant

"
    fi

    if [ $SETUPDEV == "apps" ]; then
	    BBBAPPSHOME=~/dev/bigbluebutton/bigbluebutton-apps
		check_source $BBBAPPSHOME

        #
        # We're going to make it easier to deploy by giving write access to others to
        # $RED5_DIR/webapps
        #
        sudo chmod -R o+w $RED5_DIR/webapps

        #
        # Let's remove the existing bbb-apps
        #
        if dpkg-query -s bbb-apps | grep "install ok installed" > /dev/null 2>&1; then
            sudo apt-get purge --yes bbb-apps
        fi

        echo "
# Done.  To run your local build of bbb-apps:

    sudo /etc/init.d/red5 stop
    cd ${BBBAPPSHOME}
    gradle resolveDeps
    gradle clean war deploy
    cd $RED5_DIR
    sudo -u red5 ./red5.sh

# To restore the packaged version of bbb-apps:

    rm -rf $RED5_DIR/webapps/bigbluebutton
    sudo apt-get install bigbluebutton
    sudo /etc/init.d/red5 start
"

    fi
fi

if [ $RESET_DEV ]; then
	check_root

	echo "Reseting /etc/nginx/sites-available/bigbluebutton to point to /var/www/bigbluebutton"
        sudo rm /etc/bigbluebutton/nginx/client.nginx
        sudo ln -s /etc/bigbluebutton/nginx/client /etc/bigbluebutton/nginx/client.nginx

	sudo /etc/init.d/nginx restart
fi

check_configuration() {
	#
	# Check if we've got the voice conference servers properly installed and configured
	#
        if [ "$VOICE_CONFERENCE" == "bbb-voice-freeswitch.xml" ]; then
		check_file /opt/freeswitch/conf.dist/vars.xml
	
		if [ -f /opt/freeswitch/conf.dist/vars.xml ]; then	
			if ! sudo cat /opt/freeswitch/conf/vars.xml | grep --quiet BigBlueButton; then
				echo 
				echo "# Did not detect a valid BigBlueButton configuration for FreeSWITCH. The file"
				echo "#   /opt/freeswitch/conf.dist/vars.xml" 
				echo "# appears to be the original FreeSWITCH configuration file."
				echo "#   Try running: sudo apt-get install bbb-freeswitch-config"
				echo 
			fi
		fi
		
		#
		# Check that freeswtich ESL matches the value in bigbluebutton.properties
		#
		if [ -f /opt/freeswitch/conf/autoload_configs/event_socket.conf.xml ]; then 
			FREESWITCH_ESL_IP=$(sudo cat /opt/freeswitch/conf/autoload_configs/event_socket.conf.xml | grep 'name="listen-ip"' | cut -d\" -f4  | awk '{print $1}')
			check_no_value event_socket /opt/freeswitch/conf/autoload_configs/event_socket.conf.xml $FREESWITCH_ESL_IP
			
			ESL_HOST=$(cat /usr/share/red5/webapps/bigbluebutton/WEB-INF/bigbluebutton.properties | grep esl.host | sed 's/esl.host=//g')
			check_no_value esl.host /usr/share/red5/webapps/bigbluebutton/WEB-INF/bigbluebutton.properties $ESL_HOST

			if [ "$FREESWITCH_ESL_IP" != "$ESL_HOST" ]; then
				echo 
				echo "# The values for listen-ip in   "
				echo "#     /opt/freeswitch/conf/autoload_configs/event_socket.conf.xml"
				echo "# do not match the settings for esl.host in"
				echo "#     /usr/share/red5/webapps/bigbluebutton/WEB-INF/bigbluebutton.properties"
				echo 
			fi
		fi

        else
        	if [ ! -x /usr/sbin/asterisk ]; then
				echo 
				echo "# BigBlueButton is configured to use asterisk but could not find   "
				echo "#     /usr/sbin/asterisk"
				echo         	
        	fi

		if [ ! -f /usr/lib/asterisk/modules/app_konference.so ]; then
			echo 
			echo "# Did not detect the BigBlueButton configuration setup for asterisk.  Missing"
			echo "#   /usr/lib/asterisk/modules/app_konference.so" 
			echo "# Try running: sudo apt-get install bbb-voice-conference"
			echo 
		fi
	fi

	#
	# Check if BigBlueButto is defined in Nginx
	#
	if [ $PLATFORM != "ubuntu-jetty-intalio" ]; then
		if [ ! -L /etc/nginx/sites-enabled/bigbluebutton ]; then
        		echo "# Nginx: BigBlueButton appears to be disabled"
        		echo "         - no symbolic link in /etc/nginx/sites-enabled/bigbluebutton to /etc/nginx/sites-available/bigbluebutton "
		fi
	fi	
	
	#
	# Look for properties with no values set
	#
	CONFIG_FILES="$RED5_DIR/webapps/bigbluebutton/WEB-INF/bigbluebutton.properties \
${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties \
$RED5_DIR/webapps/sip/WEB-INF/bigbluebutton-sip.properties"

	for file in $CONFIG_FILES ; do
	 	if [ ! -f $file ]; then	
		 	echo "# Error: File not found: $file"
		else
			if grep -q "^[^=]*=[ ]*$" $file; then
        			echo "# The following properties in $file have no value:"
        			echo "#     $(grep '^[^=#]*=[ ]*$' $file | sed 's/=//g')"
			fi
		fi
	done

	#
	# Check that the supporting applications are installed
	#
	VARFolder=$(cat $SERVLET_DIR/bigbluebutton/WEB-INF/classes/bigbluebutton.properties | grep swfToolsDir | cut -d= -f2)
	if [ ! -x $VARFolder/pdf2swf ] && [ ! -x $VARFolder/jpeg2swf ] && [ ! -x $VARFolder/png2swf ]; then
			echo "# pdf2swf, jpeg2swf and png2swf are not installed in $VARFolder"
	fi

	VARFolder=$(cat $SERVLET_DIR/bigbluebutton/WEB-INF/classes/bigbluebutton.properties | grep imageMagickDir | cut -d= -f2)
	if [ ! -x $VARFolder/convert ]; then
			echo "# ImageMagick's convert is not installed in $VARFolder"
	fi

	VARFolder=$(cat $SERVLET_DIR/bigbluebutton/WEB-INF/classes/bigbluebutton.properties | grep ghostScriptExec | cut -d= -f2)
	if [ ! -x $VARFolder ]; then
			echo "# Ghostscript is not installd in $VARFolder"
	fi

	#
	# Check if the IP resolves to a different host
	#
 	NGINX_IP=$(cat /etc/nginx/sites-available/bigbluebutton | sed -n '/server_name/{s/.*name[ ]*//;s/;//;p}')
 	check_no_value server_name /etc/nginx/sites-available/bigbluebutton $NGINX_IP
 	
	HOSTS=$(which host)
	if [ $HOSTS ]; then
		HOSTS=`$HOSTS $NGINX_IP | awk '{ print $4 }'`
	fi

	if [ "$IP" != "$NGINX_IP" ]; then
		if [ "$IP" != "$HOSTS" ]; then
			echo "# IP does not match:"
			echo "#                           IP from ifconfig: $IP"
			echo "#   /etc/nginx/sites-available/bigbluebutton: $NGINX_IP"
		fi
	fi


	if [ -f ${SERVLET_DIR}/demo/bbb_api_conf.jsp ]; then	
		#
		# Make sure the salt for the API matches the server
		#
		SALT_PROPERTIES=$(cat ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties | tr -d '\r' | sed -n '/securitySalt/{s/.*=//;p}')
		SALT_DEMO=$(cat ${SERVLET_DIR}/demo/bbb_api_conf.jsp | tr -d '\r' | sed -n '/salt[ ]*=/{s/.*=[ ]*"//;s/".*//g;p}')

		if [ "$SALT_PROPERTIES" != "$SALT_DEMO" ]; then
			echo "# Warning: API Salt mismatch: "
			echo "#  ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties=$SALT_PROPERTIES"
			echo "#  ${SERVLET_DIR}/demo/bbb_api_conf.jsp=$SALT_DEMO"
			echo 
		fi

		API_IP=$(cat ${SERVLET_DIR}/demo/bbb_api_conf.jsp  | sed -n '/String BigBlueButtonURL/{s/.*http:\/\///;s/\/.*//;p}' | tr -d '\015')
		if [ "$IP" != "$API_IP" ]; then
			echo "# Warning: API URL IPs do not match host:"
			echo "#"
			echo "#                                IP from ifconfig: $IP"
			echo "#  ${SERVLET_DIR}/demo/bbb_api_conf.jsp: $API_IP"
			echo
		fi
	fi

}


check_state() {
	echo 
	print_header
	check_configuration

	#
	# Check for potential problems in the BigBlueButton configuration
	#

	RUNNING_APPS=""
	NOT_RUNNING_APPS=""

	if ! ps aux | grep -v grep | grep 'org.red5.server.Bootstrap' > /dev/null; then
		print_header
		NOT_RUNNING_APPS="${NOT_RUNNING_APPS} red5"
	else
		RUNNING_APPS="${RUNNING_APPS} red5"
	fi	

	# Check asterisk if asterisk has been started
	# same for freeswitch	
	if [ -a /var/run/asterisk/asterisk.pid ] && [ -a /opt/freeswitch/run/freeswitch.pid ]; then
		print_header
		echo
		echo "# Asterisk and FreeSWITCH are running parallel"
		echo "# Please run bbb-conf --conference with either freeswitch or asterisk and"
		echo "# Uninstall on or the other."
		echo
	elif [ -a /var/run/asterisk/asterisk.pid ]; then 
		if ! ps aux | grep -v grep | grep '[/]usr/sbin/asterisk' > /dev/null; then
				print_header
				NOT_RUNNING_APPS="${NOT_RUNNING_APPS} asterisk"
		else
				RUNNING_APPS="${RUNNING_APPS} asterisk"
		fi
	elif [ -a /opt/freeswitch/run/freeswitch.pid ]; then
		if ! ps aux | grep -v grep | grep '[/]opt/freeswitch/bin/freeswitch' > /dev/null; then
			print_header
			NOT_RUNNING_APPS="${NOT_RUNNING_APPS} freeswitch"
		else
			RUNNING_APPS="${RUNNING_APPS} freeswitch"
		fi
	fi

	if ! ps aux | grep -v grep | grep '[/]usr/lib/openoffice/program/soffice.bin' > /dev/null; then
		print_header
		NOT_RUNNING_APPS="${NOT_RUNNING_APPS} OpenOffice"
	else
		RUNNING_APPS="${RUNNING_APPS} OpenOffice"
	fi	

	if ! ps aux | grep -v grep | grep '[/]usr/sbin/nginx' > /dev/null; then
		print_header
		NOT_RUNNING_APPS="${NOT_RUNNING_APPS} Nginx"
	else
		RUNNING_APPS="${RUNNING_APPS} Nginx"
	fi	

	if ! netstat -ant | grep '8080' > /dev/null; then
		print_header
		NOT_RUNNING_APPS="${NOT_RUNNING_APPS} ${SERVLET_CONTAINER} or grails"
	else 
		if ps aux |  ps -aef | grep -v grep | grep grails | grep run-app > /dev/null; then
			print_header
			RUNNING_APPS="${RUNNING_APPS} Grails"
        		echo "#   ${SERVLET_CONTAINER}: 	noticed you are running grails run-app instead of ${SERVLET_CONTAINER}"
		else
			RUNNING_APPS="${RUNNING_APPS} ${SERVLET_CONTAINER}"
		fi
	fi

	if ! netstat -ant | grep '8100' > /dev/null; then
                print_header
		NOT_RUNNING_APPS="${NOT_RUNNING_APPS} OpenOffice"
	else
		RUNNING_APPS="${RUNNING_APPS} OpenOffice"
        fi  

        if ! ps aux | grep -v grep | grep '[/]usr/bin/redis-server' > /dev/null; then
                print_header
                NOT_RUNNING_APPS="${NOT_RUNNING_APPS} redis-server"
        else
                RUNNING_APPS="${RUNNING_APPS} redis-server"
        fi

        if ! ps -C god > /dev/null; then
                print_header
                NOT_RUNNING_APPS="${NOT_RUNNING_APPS} bbb-record-core"
        else
                RUNNING_APPS="${RUNNING_APPS} bbb-record-core"
        fi

	#echo "  Running:     ${RUNNING_APPS}"
	if [ "$NOT_RUNNING_APPS" != "" ]; then
		echo "# Not Running: ${NOT_RUNNING_APPS}"
	fi


	#
	# Check if running development environment
	#
	if ! grep /var/www/bigbluebutton /etc/bigbluebutton/nginx/client.nginx > /dev/null; then
		NEW_LOCATION=$(cat  /etc/bigbluebutton/nginx/client.nginx  | sed -n '/root/{s/[ \t]*root[ \t]*//;s/;//;p}' | head -n 1)
		echo "# Warning: nginx is not serving the client from /var/www/bigbluebutton/."
		echo "# Instead, it's being served from"
		echo "#"
		echo "#    $NEW_LOCATION"
		echo "#"
		echo "# (This is OK if you have setup a development environment.) "
		echo
	fi

	#
	# Check if running development environment
	#
	if ! grep 8080 /etc/bigbluebutton/nginx/web.nginx > /dev/null; then
		echo "# Warning: nginx is not serving BigBlueButton's web application"
		echo "# from port 8080"
		echo "#"
		echo "# (This is OK if you have setup a development environment.) "
		echo
	fi


	#
	# Check red5 applictaions
	#
	AVAIL_RED5_APPS=""
	UNAVAIL_RED5_APPS=""
	DIRECTORIES="bigbluebutton sip video deskshare"
	for dir in $DIRECTORIES ; do
		if [ ! -d $RED5_DIR/webapps/$dir ]; then
			UNAVAIL_RED5_APPS="${UNAVAIL_RED5_APPS} $dir"
		else
			AVAIL_RED5_APPS="${AVAIL_RED5_APPS} $dir"
		fi
	done

	if [ "$UNAVAIL_RED5_APPS" != "" ]; then
		echo "# Unavailable Red5 apps ($RED5_DIR/webapps/): ${UNAVAIL_RED5_APPS}"
	fi


	#
	# Checking red5 apps log
	#
	RED5_LOG_FILES="bigbluebutton red5 sip video deskshare"
	AVAIL_RED5_LOG=""
	UNAVAIL_RED5_LOG=""
	for file in $RED5_LOG_FILES ; do
		if [ ! -f $RED5_DIR/log/$file.log ]; then
			UNAVAIL_RED5_LOG="${UNAVAIL_RED5_LOG} $file.log"
		else
			AVAIL_RED5_LOG="${AVAIL_RED5_LOG} $file.log"
		fi
	done

	if [ "$UNAVAIL_RED5_LOG" != "" ]; then
		echo "# Unavailable Red5 logs ($RED5_DIR/log): $UNAVAIL_RED5_LOG"
	fi


	#
	# Check if any of the red5 BigBlueButton applications did not start propery
	#
	BBB_APPS="sip video bigbluebutton deskshare"
	for bbb_app in $BBB_APPS ; do
		if [ -a $RED5_DIR/log/$bbb_app.log ]; then
			if cat $RED5_DIR/log/$bbb_app.log | tail -n1 | grep -q "Starting up context"; then
				echo "#    $bbb_app did not start properly"
			fi
		else
			echo "#    $RED5_DIR/log/$bbb_app.log not found"
		fi
	done


	if [ -f /usr/share/red5/log/sip.log ]; then
		#
		# Checking if voice app registered with Asterisk successfully
		#
        	if cat /usr/share/red5/log/sip.log | grep -q "Failed to register with Sip Server"; then
                	echo "# Error: The voice application failed to register with the sip server."
                	echo "#   Try running: "
                	echo "#"
                	echo "#      sudo bbb-conf --clean"
                	echo "#"
        		echo 
		fi

		#	
		# check if sip.log has warnings where the user is not registered.  
		#

		if cat /usr/share/red5/log/sip.log | tail -n1 | grep -q "Call request for default but not registered"; then
			echo "# Error: The voice app is not registered with SIP server. Audio might not be working correctly."
        		echo 
		fi
	else
		echo "# Error: /usr/share/red5/log/sip.log"
        	echo 
        fi

	#
	# Check that the servlet container has started properly and has created log files
	#
	if [ -z "$(ls -A $SERVLET_LOGS)" ]; then
        	echo "#                     empty directory: $SERVLET_LOGS contains no logs"
	fi

	#
	# Check that bigbluebutton in red5 has started propertly (less than 100 lines indicates that it
	# didn't start)
	# 
	if [ -f $RED5_DIR/log/bigbluebutton.log ]; then
		BBB_RED5_LOG=$(stat -c%s $RED5_DIR/log/bigbluebutton.log)
		if [ $BBB_RED5_LOG -lt 100 ]; then
        		echo "#       bigbluebutton failed to start: $RED5_DIR/log/bigbluebutton.log (red5)"
		fi
	else
		echo "#      No $RED5_DIR/log/bigbluebutton.log"
	fi

	#
	# Check if the user is running their own bbb-web
	#
	if grep -q 8888 /etc/bigbluebutton/nginx/web.nginx; then
		if ! netstat -ant | grep '8888' > /dev/null; then
			echo "# Warning: There is no application server listening to port 8888."
			echo 
		fi
	fi	


	#
	# Check if the local server can access the API.  This is a common problem when setting up BigBlueButton behind
	# a firewall
	#
        BBB_WEB=$(cat ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties | sed -n '/^bigbluebutton.web.serverURL/{s/.*\///;p}')
 	check_no_value server_name /etc/nginx/sites-available/bigbluebutton $BBB_WEB
	if ! wget http://$BBB_WEB/bigbluebutton/api -O - --quiet | grep -q SUCCESS; then 
		echo "# Error: Could not connect to the configured hostname/IP address"
		echo "#"
		echo "#    http://$BBB_WEB/"
		echo "#"
		echo "# If your BigBlueButton server is behind a firewall, see FAQ:"
		echo "#"
		echo "#   http://code.google.com/p/bigbluebutton/wiki/FAQ"
		echo "#"
		echo "# (See entry for setting up BigBlueButton behind a firewall.)"
		echo 
	fi

	#
	# Check that BigBlueButton can connect to port 80, 1935, and 9123
	#
	if [ ! -z $NGINX_IP ]; then
		if ! nc -z -w 3 $NGINX_IP 1935; then
			echo "# Error: Unable to connect to port 1935 (RTMP) on $NGINX_IP"
			echo 
		fi

		if ! nc -z -w 3 $NGINX_IP 9123; then
			echo "# Error: Unable to connect to port 9123 (desktop sharing) on $NGINX_IP"
			echo 
		fi
	fi

	if dpkg -l | grep -q bbb-freeswitch-config; then
		if [ "$VOICE_CONFERENCE" == "bbb-voice-asterisk.xml" ]; then
			echo "# Error: You have freeswitch installed, but the current voice conference set"
			echo "# to asterisk.  To switch to freeswitch, enter"
			echo "#"
			echo "#   sudo bbb-conf --conference freeswitch"
			echo 
		fi

		SIP_SERVER_HOST=$(cat /usr/share/red5/webapps/sip/WEB-INF/bigbluebutton-sip.properties | sed -n '/^sip.server.host=/{s/.*=//;s/;//;p}')
		if [ $SIP_SERVER_HOST != "127.0.0.1" ]; then
			if [ $SIP_SERVER_HOST != $IP ]; then
				echo "# Error: The setting of ($SIP_SERVER_HOST) for sip.server.host in"
				echo "#"
				echo "#    /usr/share/red5/webapps/sip/WEB-INF/bigbluebutton-sip.properties"
				echo "#"
				echo "# does not match the local IP address ($IP)."
				echo 
			fi

			SIP_IP=$(netstat -ant | grep 5060 | head -n1 | awk -F" " '{print $4}' | cut -d: -f1)
			if [ $SIP_SERVER_HOST != $SIP_IP ]; then
				echo "# Error: FreeSWITCH is listening on IP address $SIP_IP for SIP calls, but "
				echo "# The IP address ($SIP_SERVER_HOST) set for sip.server.host."
				echo "#"
				echo "# If your audio is not working (users click the  headset icon "
				echo "# and don't appear in the Listeners window, ensure FreeSWITCH uses"
				echo "# the local loopback 127.0.0.1 address.  See"
				echo "#   http://code.google.com/p/bigbluebutton/wiki/FAQ#Users_do_not_appear_in_the_listeners_window"
				echo 
			fi
		fi
	else
		echo "# Error: You don't have bbb-freeswitch-config installed.  To install FreeSWITCH"
		echo "#"
		echo "#      sudo apt-get install bbb-freeswitch-config"
		echo "#"
		echo 
	fi

	#
	# We've not done extensive testing of asterisk in BigBlueButton 0.8
	#
	if dpkg -l | grep -q bbb-voice-conference; then
		if [ "$VOICE_CONFERENCE" == "bbb-voice-freeswitch.xml" ]; then
			echo "# You have asterisk installed, but the current voice conference set"
			echo "# to freeswitch.  To switch to asterisk, enter"
			echo "#"
			echo "#   sudo bbb-conf --conference konference"
			echo 
		fi

		SIP_SERVER_HOST=$(cat /usr/share/red5/webapps/sip/WEB-INF/bigbluebutton-sip.properties | sed -n '/sip.server.host=/{s/.*=//;s/;//;p}')
		if [ $SIP_SERVER_HOST != "127.0.0.1" ]; then
			echo "# The IP address ($SIP_SERVER_HOST) set for sip.server.host in"
			echo "#"
			echo "#    /usr/share/red5/webapps/sip/WEB-INF/bigbluebutton-sip.properties"
			echo "#"
			echo "# should be 127.0.0.1 for Asterisk."
			echo 
		fi
	fi

	if [ -f /usr/local/bigbluebutton/core/scripts/bigbluebutton.yml ]; then
            PLAYBACK_IP=$(cat /usr/local/bigbluebutton/core/scripts/bigbluebutton.yml  | sed -n '/playback_host/{s/.*:[ ]*//;s/;//;p}')
            if [ $PLAYBACK_IP != $IP ]; then
                        echo "# Warning: The value ($PLAYBACK_IP) for playback_host in"
			echo "#"
                        echo "#    /usr/local/bigbluebutton/core/scripts/bigbluebutton.yml"
			echo "#"
                        echo "# does not match the local IP address ($IP)."
                        echo
            fi
	fi

	if [ -d ${SERVLET_DIR}/lti]; then
		if test ${SERVLET_DIR}/lti.war -nt ${SERVLET_DIR}/lti; then 
			echo "# Error: The updated lti.war did not deploy.  To manually deploy:"
			echo "#"
                        echo "#    sudo touch ${SERVLET_DIR}/lti.war"
			echo "#"
                        echo
		fi
	fi

	if [ -d ${SERVLET_DIR}/demo ]; then
		if test ${SERVLET_DIR}/demo.war -nt ${SERVLET_DIR}/demo; then 
			echo "# Error: The updated demo.war did not deploy.  To manually deploy:"
			echo "#"
                        echo "#    sudo touch ${SERVLET_DIR}/demo.war"
			echo "#"
                        echo
		fi
	fi

        if grep -q removeMeetingWhenEnded=false $SERVLET_DIR/bigbluebutton/WEB-INF/classes/bigbluebutton.properties; then
                echo "# Warning: In"
                echo "#"
                echo "#    $SERVLET_DIR/bigbluebutton/WEB-INF/classes/bigbluebutton.properties"
                echo "#"
                echo "# detected the setting"
                echo "#"
                echo "#    removeMeetingWhenEnded=false"
                echo "#"
                echo "# You should set this value to true.  It enables bbb-web to immediately purge a meeting from"
		echo "# memory when receiving an end API call.  Otherwise, users must wait about 2 minutes"
		echo "# request before creating a meeting with the same meetingID but with different parameters."
                echo
        fi

        if (( $MEM < 1975 )); then
		echo "# Warning: You are running BigBlueButton on a server with less than 2G of memory.  Your"
		echo "# performance may suffer."
                echo
	fi

	
	if [ -f /var/lib/tomcat6/webapps/demo/demo1.jsp ]; then
		BBB_WEB=$(cat ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties | sed -n '/^bigbluebutton.web.serverURL/{s/.*\///;p}')
		echo "# Warning: The API demos are installed and accessible from:"
		echo "#"
		echo "#    http://$BBB_WEB/"
		echo "#"
		echo "# Use the API demos test your BigBlueButton setup. To remove"
		echo "#"
		echo "#    sudo apt-get purge bbb-demo"
		echo 
	fi

	BBB_WEB=$(cat ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties | sed -n '/^bigbluebutton.web.serverURL/{s/.*=//;p}')
	DEFAULT_PDF=$(cat ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties | sed -n '/^beans.presentationService.defaultUploadedPresentation/{s/.*=//;p}')
	if echo $DEFAULT_PDF | grep -q "bigbluebutton.web.serverURL"; then
        	if ! echo "$BBB_WEB$(echo $DEFAULT_PDF | sed 's/${bigbluebutton.web.serverURL}//g')" | xargs wget -q -O /dev/null; then
			echo "# Error: Unable to reach default URL for presentation:"
			echo "#"
			echo "#    $BBB_WEB$(echo $DEFAULT_PDF | sed 's/${bigbluebutton.web.serverURL}//g')"
			echo "#"
                	echo "# Check value for beans.presentationService.defaultUploadedPresentation in"
                	echo "#   ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties"
        	fi
	else
        	if ! echo "$DEFAULT_PDF" | xargs wget -q -O /dev/null; then
			echo "# Error: Unable to reach default URL for presentation"
			echo "#"
			echo "#    $DEFAULT_PDF"
			echo "#"
                	echo "# Check value for beans.presentationService.defaultUploadedPresentation in"
                	echo "#   ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties"
        	fi
	fi

	exit 0
}


#
# Print out the status of the current setup and look for bugs.
#
if [ $CHECK ]; then
	need_root
	
	echo 
        echo "BigBlueButton Server $BIGBLUEBUTTON_RELEASE ($(dpkg -l | grep bbb  | sed -n '/0.[0-9][0-9]ubuntu/{s/.*ubuntu//;s/;//;p}' | awk '{ sum+=$1} END {print sum}'))"
	echo "                    Kernel version:" `uname -r`

	if [ -e /etc/lsb-release ]; then
		source /etc/lsb-release;
		echo -n "                      Distribution: $DISTRIB_DESCRIPTION "
	fi

	if [ `uname -m` == "x86_64" ]; then
		echo "(64-bit)"
	elif [ `uname -m` == "i686" ]; then
		echo "(32-bit)"
	fi

	echo "                            Memory: $MEM MB"

	echo
	echo "/var/www/bigbluebutton/client/conf/config.xml (bbb-client)"
	PORT_IP=$(cat /var/www/bigbluebutton/client/conf/config.xml | sed -n '/porttest /{s/.*host="//;s/".*//;p}')
	echo "  		Port test (tunnel): $PORT_IP"

	RED5_IP=$(cat /var/www/bigbluebutton/client/conf/config.xml | sed -n '/uri.*video/{s/.*rtmp:\/\///;s/\/.*//;p}')
	echo "                              Red5: $RED5_IP"

#        HOST=$(cat /var/www/bigbluebutton/client/conf/config.xml | sed -n '/recordingHost/{s/.*recordingHost="http:\/\///;s/"//;p}')
#        echo "          host for bbb-web interface: $HOST"

	echo
	echo "/etc/nginx/sites-available/bigbluebutton (nginx)"
	NGINX_IP=$(cat /etc/nginx/sites-available/bigbluebutton | sed -n '/server_name/{s/.*name[ ]*//;s/;//;p}')
	echo "                       server name: $NGINX_IP"

	PORT=$(cat /etc/nginx/sites-available/bigbluebutton | sed -n '/listen/{s/.*listen[ ]*//;s/;//;p}')
	echo "                              port: $PORT"

	BBB_CLIENT_DOC_ROOT=$(cat /etc/bigbluebutton/nginx/client.nginx | grep \/client -A 1 | head -n 2 | grep root | sed -n '{s/[ \t]*root[ ]*//;s/;//;p}')
	echo "                    bbb-client dir: $BBB_CLIENT_DOC_ROOT"

	BBB_WEB_IP=$(cat ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties | sed -n '/^bigbluebutton.web.serverURL/{s/.*\///;p}')
	echo
	echo "${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties (bbb-web)"
	echo "                      bbb-web host: $BBB_WEB_IP"

	if [ -f ${SERVLET_DIR}/demo/bbb_api_conf.jsp ]; then
		API_IP=$(cat ${SERVLET_DIR}/demo/bbb_api_conf.jsp  | sed -n '/String BigBlueButtonURL/{s/.*http:\/\///;s/\/.*//;p}' | tr -d '\015')
		echo
		echo "${SERVLET_DIR}/demo/bbb_api_conf.jsp (API demos)"
		echo "                           api url: $API_IP"
	fi

	if [ $VOICE_CONFERENCE == "bbb-voice-freeswitch.xml" ]; then
		CONFERENCING_MODULE="FreeSWITCH"
	else
		CONFERENCING_MODULE="$(cat $RED5_DIR/webapps/bigbluebutton/WEB-INF/bigbluebutton.properties | sed -n '/asterisk.application/{s/.*=[ ]*//g;p}') (asterisk)"
	fi

	echo
	echo "/usr/share/red5/webapps/bigbluebutton/WEB-INF/red5-web.xml (red5)"
	echo "                  voice conference: $CONFERENCING_MODULE"

	CAPTURE_VIDEO="$(cat /usr/share/red5/webapps/video/WEB-INF/red5-web.xml | sed -n '/recordVideoStream/{s/^.*="//g;s/"\/>//g;p}')"
	echo "                     capture video: $CAPTURE_VIDEO"

	if [ -f /usr/local/bigbluebutton/core/scripts/bigbluebutton.yml ]; then
		PLAYBACK_IP=$(cat /usr/local/bigbluebutton/core/scripts/bigbluebutton.yml  | sed -n '/playback_host/{s/.*:[ ]*//;s/;//;p}')
		echo
		echo "/usr/local/bigbluebutton/core/scripts/bigbluebutton.yml (record and playback)"
		echo "                     playback host: $PLAYBACK_IP"
	fi

	#SIP_SERVER_HOST=$(cat /usr/share/red5/webapps/sip/WEB-INF/bigbluebutton-sip.properties | sed -n '/sip.server.host=/{s/.*=//;s/;//;p}')
	#echo
	#echo "/usr/share/red5/webapps/sip/WEB-INF/bigbluebutton-sip.properties"
	#echo "                   SIP server host: $SIP_SERVER_HOST"

	check_state
	echo ""

	exit 0
fi

#
# Check current setup
#
if [ $ZIP ]; then
	need_root

	LOG_FILE="$(date +'%Y%m%d')-$(date +%H)"
	#
	# Check log files
	#
	rm -f /tmp/$LOG_FILE.tar
	rm -f /tmp/$LOG_FILE.tar.gz
	rm -f /tmp/a

	touch /tmp/empty
	tar cf /tmp/$LOG_FILE.tar /tmp/empty			> /dev/null 2>&1
	tar rf /tmp/$LOG_FILE.tar $RED5_DIR/log			> /dev/null 2>&1
	tar rf /tmp/$LOG_FILE.tar $SERVLET_LOGS			> /dev/null 2>&1
	tar rf /tmp/$LOG_FILE.tar /var/log/bigbluebutton/*	> /dev/null 2>&1
	tar rf /tmp/$LOG_FILE.tar /var/log/nginx/error.log	> /dev/null 2>&1
	tar rf /tmp/$LOG_FILE.tar /var/log/syslog		> /dev/null 2>&1

	tar tf /tmp/$LOG_FILE.tar
	gzip /tmp/$LOG_FILE.tar
	mv /tmp/$LOG_FILE.tar.gz /root/$LOG_FILE.tar.gz
	echo
	echo "  Created: /root/$LOG_FILE.tar.gz"
	echo
fi

#
# Check current setup
#
if [ $DEBUG ]; then
	need_root
	#
	# Check log files
	#

	rm -rf /tmp/t
	grep ERROR /var/log/bigbluebutton/* > /tmp/t
	if [ -s /tmp/t ]; then
		echo "  -- ERRORS found in /var/log/bigbluebutton/* -- "
		cat /tmp/t
		echo
	fi

	rm -rf /tmp/t
	grep Exception /var/log/bigbluebutton/* | grep -v CacheExceptionHandlerFactory > /tmp/t
        if [ -s /tmp/t ]; then
                echo "  -- ERRORS found in /var/log/bigbluebutton/* -- "
                cat /tmp/t
                echo
        fi


	rm -rf /tmp/t
	grep ERROR $RED5_DIR/log/* > /tmp/t 
	if [ -s /tmp/t ]; then
		echo "   -- ERRORS found in $RED5_DIR/log/* -- "
		cat /tmp/t
 		echo
	fi


	rm -rf /tmp/t
	grep Exception $RED5_DIR/log/* > /tmp/t 
	if [ -s /tmp/t ]; then
		echo "   -- Exceptions found in $RED5_DIR/log/* -- "
		cat /tmp/t
		echo
	fi

	rm -rf /tmp/t
	if [ -f /var/log/asterisk ]; then 
		find /var/log/asterisk -exec grep -H -i "Unable to register" '{}' \; > /tmp/t
		if [ -s /tmp/t ]; then
			echo "   -- Registration errors found in /var/log/asterisk/ -- "
			echo "Found $(cat /tmp/t | wc -l) errors in /var/log/asterisk/* containing string \"Unable to register\""
			echo
		fi
	fi

	rm -rf /tmp/t
	sudo grep Exception $SERVLET_LOGS/* | grep -v CacheExceptionHandlerFactory > /tmp/t 
	if [ -s /tmp/t ]; then
		echo "   -- Exceptions found in $SERVLET_LOGS/ -- "
		cat /tmp/t
		echo
	fi

        rm -rf /tmp/t
        if [ -s /var/log/nginx/error.log ]; then
                cat /var/log/nginx/error.log | grep -v "/fcs/ident2" > /tmp/t
                if [ -s /tmp/t ]; then
                        echo "   -- Errors found in /var/log/nginx/error.log -- "
                        cat /tmp/t
                        echo
                fi
        fi

	rm -rf /tmp/t
	if [ ! is_gentoo ]; then sudo grep -v "No Voicetronix cards detected" /var/log/asterisk/* | grep ERROR > /tmp/t 
	  if [ -s /tmp/t ]; then
		echo "   -- Errors found in /var/log/asterisk/* -- "
		cat /tmp/t
		echo
	  fi
	fi

	rm -rf /tmp/t
	if [ ! is_gentoo ]; then sudo grep -i exception /var/log/syslog > /tmp/t 
	  if [ -s /tmp/t ]; then
		echo "   -- Errors found in /var/log/syslog -- "
		cat /tmp/t
		echo
	  fi
	fi

	rm -rf /tmp/t
	if [ -d /var/log/bigbluebutton ]; then
		if [ ! is_gentoo ]; then 
		  sudo grep ERROR /var/log/bigbluebutton/* > /tmp/t 
		  if [ -s /tmp/t ]; then
			echo "   -- Errors found in /var/log/bigbluebutton -- "
			cat /tmp/t
			echo
		  fi
		fi
	fi

	rm -rf /tmp/t
	if [ -d /var/log/bigbluebutton ]; then
		if [ ! is_gentoo ]; then
		  sudo grep -i exception /var/log/bigbluebutton/* > /tmp/t 
		  if [ -s /tmp/t ]; then
			echo "   -- Exceptions found in /var/log/bigbluebutton -- "
			cat /tmp/t
			echo
		  fi
		fi
	fi

	#
	# Additional checks for record and playback
	#
	rm -rf /tmp/t
	if ls /var/log/bigbluebutton/slides-process-* > /dev/null 2>1; then
		  sudo grep -i Error /var/log/bigbluebutton/slides-process-* > /tmp/t 
		  if [ -s /tmp/t ]; then
			echo "   -- Ingest and Processing errors found in /var/log/bigbluebutton/slides-process-*.log -- "
			cat /tmp/t
			echo
		  fi
	fi

	rm -rf /tmp/t
	if ls /var/log/bigbluebutton/slides-publish-* > /dev/null 2>1; then
		  sudo grep -i Error /var/log/bigbluebutton/slides-publish-* > /tmp/t 
		  if [ -s /tmp/t ]; then
			echo "   -- Ingest and Processing errors found in /var/log/bigbluebutton/slides-publish-*.log -- "
			cat /tmp/t
			echo
		  fi
	fi

	rm -rf /tmp/t
	if ls /var/log/bigbluebutton/slides-process-* > /dev/null 2>1; then
		for file in /var/log/bigbluebutton/slides-process-*; do 
		  if [ ! -f $(echo $file | sed 's/process/publish/g') ]; then 
			echo "  $file" >> /tmp/t
                  fi 
                done

		  if [ -s /tmp/t ]; then
			echo "   -- Ingest and Processing: found process file but not publish -- "
			cat /tmp/t
			echo
		  fi
	fi


	rm -rf /tmp/t
	if ls /var/bigbluebutton/recording/status/recorded/*.done > /dev/null 2>1; then
		for file in /var/bigbluebutton/recording/status/recorded/*.done; do 
		  if [ ! -f $(echo $file | sed 's/recorded/archived/g') ]; then 
			echo "  $file" >> /tmp/t
                  fi 
                done

		  if [ -s /tmp/t ]; then
			echo "   -- Ingest and Processing: found recorded meeting but no archive files-- "
			cat /tmp/t
			echo
		  fi
	fi
	
	
	exit 0
fi



# if asked to print the version that's all we do
if [ -n "$HOST" ]; then
	#
	# Just use the IP for port test in /var/www/bigbluebutton/client/conf/config.xml
	#
	echo "Assigning $HOST for testing for firewall in /var/www/bigbluebutton/client/conf/config.xml"
	sudo sed -i "s/porttest host=\(\"[^\"]*\"\)/porttest host=\"$HOST\"/g" /var/www/bigbluebutton/client/conf/config.xml

	echo "Assigning $HOST for rtmp:// in /var/www/bigbluebutton/client/conf/config.xml"
	sudo sed -i "s/rtmp:\/\/\([^\"\/]*\)\([\"\/]\)/rtmp:\/\/$HOST\2/g" /var/www/bigbluebutton/client/conf/config.xml

	echo "Assigning $HOST for servername in /etc/nginx/sites-available/bigbluebutton"
	sudo sed -i "s/server_name  .*/server_name  $HOST;/g" /etc/nginx/sites-available/bigbluebutton

	#
	# Update configuration for BigBlueButton client
	#
	echo "Assigning $HOST for http:// in /var/www/bigbluebutton/client/conf/config.xml"
	sudo sed -i "s/http:\/\/\([^\"\/]*\)\([\"\/]\)/http:\/\/$HOST\2/g" /var/www/bigbluebutton/client/conf/config.xml


	#
	# Update configuration for BigBlueButton web app
	#
	echo "Assigning $HOST for web application URL in ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties"

	sudo sed -i "s/bigbluebutton.web.serverURL=http:\/\/.*/bigbluebutton.web.serverURL=http:\/\/$HOST/g" \
				${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties

    # 3 paramenter: the file, the variable name, the new value
	# echo "Assigning $HOST for FreeSWITCH Event Socket Layer URL in ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties"
	# change_var_ip /usr/share/red5/webapps/bigbluebutton/WEB-INF/bigbluebutton.properties esl.host $HOST

	# cat ${SERVLET_DIR}/bigbluebutton/WEB-INF/classes/bigbluebutton.properties

	if ! grep -q server_names_hash_bucket_size /etc/nginx/nginx.conf; then
		sudo sed -i "s/gzip  on;/gzip  on;\n    server_names_hash_bucket_size  64;/g" /etc/nginx/nginx.conf
	fi

	#
	# Update api demos
	#

	if [ -f ${SERVLET_DIR}/demo/bbb_api_conf.jsp ]; then
		echo "Assigning $HOST for api demos in ${SERVLET_DIR}/demo/bbb_api_conf.jsp"
		sudo sed -i "s/BigBlueButtonURL = \"http:\/\/\([^\"\/]*\)\([\"\/]\)/BigBlueButtonURL = \"http:\/\/$HOST\2/g" \
			${SERVLET_DIR}/demo/bbb_api_conf.jsp
	fi
	
	if [ -f /usr/local/bigbluebutton/core/scripts/bigbluebutton.yml ]; then
		echo "Assigning $HOST for record and playback in /usr/local/bigbluebutton/core/scripts/bigbluebutton.yml"
		change_yml_value /usr/local/bigbluebutton/core/scripts/bigbluebutton.yml $redis_host playback_host $HOST
	fi

	echo -n "Assigning $HOST for playback of recordings: "

	TYPES=$(cd /usr/local/bigbluebutton/core/scripts/process; ls *.rb | sed s/.rb//g)
	BASE=/var/bigbluebutton/recording
        for type in $TYPES; do
                for metadata in $(find $BASE/publish/$type -name metadata.xml); do
			echo -n "."
			sed -i "/<link>/{s/http:\/\/\([^\"\/]*\)\/playback\/$type\([^<]\)/http:\/\/$HOST\/playback\/$type\2/g}" $metadata
                done
        done
        for type in $TYPES; do
                for metadata in $(find /var/bigbluebutton/published/$type -name metadata.xml); do
			echo -n "."
			sed -i "/<link>/{s/http:\/\/\([^\"\/]*\)\/playback\/$type\([^<]\)/http:\/\/$HOST\/playback\/$type\2/g}" $metadata
                done
        done
	echo 

	echo "Restarting the bigbluebutton server ..."
	stop_bigbluebutton
	echo
	start_bigbluebutton

	exit 0
fi

if [ $CONFERENCE ]; then
	need_root

	if [ ! -f $RED5_DIR/webapps/bigbluebutton/WEB-INF/bbb-voice-app.xml ]; then
		echo 
		echo "# Unable to find $RED5_DIR/webapps/bigbluebutton/WEB-INF/bbb-voice-app.xml"
		exit 1
	fi

	if [ "$CONFERENCE" = "freeswitch" ]; then
		CONFERENCE=freeswitch
	elif [ "$CONFERENCE" = "meetme" ]; then
		CONFERENCE=meetme
	else 
		if [ "$CONFERENCE" = "konference" ]; then
			CONFERENCE=app_konference
		else
			echo
			echo "Error: Valid options for --conference are: meetme, konference, freeswitch"
			exit 1
		fi
	fi

	#
	# Depreciated
	#
	if [ $CONFERENCE = "meetme" ]; then
	        if [ ! -f /etc/asterisk/bbb_extensions.conf ]; then
			echo
                	echo "# Unable to find /etc/asterisk/bbb_extensions.conf"
                	exit 1
        	fi

		#
		# update $RED5_DIR/webapps/bigbluebutton/WEB-INF/bigbluebutton.properties
		#
		# test this as a hack to check if the ip stays in listen-ip for event-conf.xml
		# -- XXX
		# EVENTIP=$(sudo cat /opt/freeswitch/conf/autoload_configs/event_socket.conf.xml | grep 'name="listen-ip"' | cut -d\" -f4  | awk '{print $1}')
		
		sudo sed -i "s/asterisk.application[ ]*=.*/asterisk.application=meetme/g" \
		$RED5_DIR/webapps/bigbluebutton/WEB-INF/bigbluebutton.properties

		#
		# update /etc/asterisk/bbb_extensions.conf
		sudo sed -i "s/^exten => _XXXX.,n,Konference(\${EXTEN},H)/; exten => _XXXX.,n,Konference(\${EXTEN},H)/g" \
			/etc/asterisk/bbb_extensions.conf

		sudo sed -i "s/;[ ]*exten => _XXXX.,n,MeetMe(\${EXTEN},cdMsT)/exten => _XXXX.,n,MeetMe(\${EXTEN},cdMsT)/g" \
			/etc/asterisk/bbb_extensions.conf

		#
		# update /etc/asterisk/bbb_extensions.conf
		sudo sed -i "s/; exten => _XXXX.,n,MeetMe(\${CONFERENCE_FOUND},cdMsT)/exten => _XXXX.,n,MeetMe(\${CONFERENCE_FOUND},cdMsT)/g" \
			/etc/asterisk/bbb_extensions.conf

		sudo sed -i "s/^exten => _XXXX.,n,Konference(\${CONFERENCE_FOUND},H)/; exten => _XXXX.,n,Konference(\${CONFERENCE_FOUND},H)/g" \
			/etc/asterisk/bbb_extensions.conf

		echo "Switching to $CONFERENCE ... "
		if [ -f $FREESWITCH_INIT_D ]; then
			sudo $FREESWITCH_INIT_D stop
			sudo update-rc.d -f freeswitch remove >/dev/null
		fi

	        change_var_ip /usr/share/red5/webapps/sip/WEB-INF/bigbluebutton-sip.properties sip.server.host 127.0.0.1

		sudo update-rc.d asterisk defaults 21 > /dev/null

		sudo /etc/init.d/asterisk restart
		sudo /etc/init.d/red5 restart
	fi

	#
	# Depreciated
	# 
	if [ $CONFERENCE = "app_konference" ]; then
	        if [ ! -f /etc/asterisk/bbb_extensions.conf ]; then
			echo
                	echo "# Unable to find /etc/asterisk/bbb_extensions.conf"
                	echo "# To install asterisk for BigBlueButton, try"
                	echo "#   sudo apt-get install bbb-voice-conference"
                	exit 1
        	fi

		#
		# update $RED5_DIR/webapps/bigbluebutton/WEB-INF/bigbluebutton.properties
		#
		# EVENTIP=$(cat /opt/freeswitch/conf/autoload_configs/event_socket.conf.xml | grep 'name="listen-ip"' | cut -d\" -f4  | awk '{print $1}')
		# sed -i 's/$EVENTIP/$HOST/g' \
		#	/opt/freeswitch/conf/autoload_configs/event_socket.conf.xml

	        sudo sed -i "s/asterisk.application[ ]*=.*/asterisk.application=konference/g" \
			$RED5_DIR/webapps/bigbluebutton/WEB-INF/bigbluebutton.properties

		#
		# update /etc/asterisk/bbb_extensions.conf
		sudo sed -i "s/;[ ]*exten => _XXXX.,n,Konference(\${EXTEN},H)/exten => _XXXX.,n,Konference(\${EXTEN},H)/g" \
			/etc/asterisk/bbb_extensions.conf

		sudo sed -i "s/^exten => _XXXX.,n,MeetMe(\${EXTEN},cdMsT)/; exten => _XXXX.,n,MeetMe(\${EXTEN},cdMsT)/g" \
			/etc/asterisk/bbb_extensions.conf


		sudo sed -i "s/^exten => _XXXX.,n,MeetMe(\${CONFERENCE_FOUND},cdMsT)/; exten => _XXXX.,n,MeetMe(\${CONFERENCE_FOUND},cdMsT)/g" \
			/etc/asterisk/bbb_extensions.conf

		sudo sed -i "s/; exten => _XXXX.,n,Konference(\${CONFERENCE_FOUND},H)/exten => _XXXX.,n,Konference(\${CONFERENCE_FOUND},H)/g" \
			/etc/asterisk/bbb_extensions.conf

                if [ -f /usr/share/red5/webapps/bigbluebutton/WEB-INF/red5-web.xml ]; then
                        sudo sed -i 's/<import resource="bbb-voice-freeswitch.xml"\(.*\)\/>/<import resource="bbb-voice-asterisk.xml"\1\/>/g' \
                        /usr/share/red5/webapps/bigbluebutton/WEB-INF/red5-web.xml
                fi

	        change_var_ip /usr/share/red5/webapps/sip/WEB-INF/bigbluebutton-sip.properties sip.server.host 127.0.0.1

		echo "Switching to $CONFERENCE ... "
		if [ -f $FREESWITCH_INIT_D ]; then
			sudo $FREESWITCH_INIT_D stop
			sudo update-rc.d -f freeswitch remove >/dev/null
		fi

		sudo update-rc.d asterisk defaults 21 > /dev/null

		sudo /etc/init.d/asterisk restart
		sudo /etc/init.d/red5 restart
	fi

	if [ $CONFERENCE = "freeswitch" ]; then
		# check if freeswitch is installed
		if [ ! -d /opt/freeswitch ]; then
			echo
			echo "# Unable to switch to FreeSWTICH as it does not appear to be installed."
			echo "# Try"
			echo "#   sudo apt-get install bbb-freeswitch-config"
			echo
			exit 1;
		fi
		# switch the red5-web.xml from asterisk to freeswitch
		if [ -f /usr/share/red5/webapps/bigbluebutton/WEB-INF/red5-web.xml ]; then
			sudo sed -i 's/<import resource="bbb-voice-asterisk.xml"\(.*\)\/>/<import resource="bbb-voice-freeswitch.xml"\1\/>/g' \
			/usr/share/red5/webapps/bigbluebutton/WEB-INF/red5-web.xml
		fi

	        change_var_ip /usr/share/red5/webapps/sip/WEB-INF/bigbluebutton-sip.properties sip.server.host 127.0.0.1

		echo "Switching to $CONFERENCE ... "
		if [ -f /etc/init.d/asterisk ]; then
			sudo /etc/init.d/asterisk stop
			sudo update-rc.d -f asterisk remove >/dev/null
		fi

		update-rc.d freeswitch defaults >/dev/null

		sudo $FREESWITCH_INIT_D start
		sudo /etc/init.d/red5 restart
	fi
fi

if [ $RESTART ]; then
	need_root
	check_configuration
	
	echo "Restarting BigBlueButton ..."

	stop_bigbluebutton
	echo
	display_bigbluebutton_status
	echo
	start_bigbluebutton
	check_state
fi

if [ $CLEAN ]; then
	need_root
	check_configuration
	
	echo "Doing a restart of BigBlueButton and cleaning out all log files..."

	stop_bigbluebutton

	#
	# Clean log files
	#

	echo 
	echo "Cleaning Log Files ..."
	rm -f /var/log/asterisk/event* 
	rm -f /var/log/asterisk/messages* 
	rm -f /var/log/asterisk/queue* 
	rm -f /var/log/bigbluebutton/bbb-web.log*
	rm -f /var/log/bigbluebutton/*.log

	#
	# Clean out the log files for record and playback
	#
	rm -f /var/log/bigbluebutton/bbb-rap-worker.log*
	rm -f /var/log/bigbluebutton/archive.log*
	if [ -d /var/log/bigbluebutton/slides ]; then
		rm -f /var/log/bigbluebutton/slides/*
	fi
		
	
	if [ $RED5_DIR ]; then
		rm -rf $RED5_DIR/log/*
	fi

	if [ $SERVLET_LOGS ]; then
		rm -rf $SERVLET_LOGS/*
	fi

	rm -rf /var/log/nginx/*
	mv /var/log/syslog /tmp/syslog.$$
	echo "" > /var/log/syslog

	display_bigbluebutton_status

	echo ""
	start_bigbluebutton
	check_state
fi

if [ $NETWORK ]; then
	netstat -ant | egrep ":1935|:9123|:80\ " | egrep -v ":::|0.0.0.0" > /tmp/t_net
	REMOTE=$(cat /tmp/t_net | cut -c 45-68 | cut -d ":" -f1 | sort | uniq)

	if [ "$REMOTE" != "" ]; then
        	echo -e "netstat\t\t\t80\t1935\t9123"
        	for IP in $REMOTE ; do
			PORT_1935=$(cat /tmp/t_net | grep :1935 | cut -c 45-68 | cut -d ":" -f1 | grep $IP | wc -l)
			PORT_9123=$(cat /tmp/t_net | grep :9123 | cut -c 45-68 | cut -d ":" -f1 | grep $IP | wc -l )
			PORT_80=$(cat /tmp/t_net | grep :80 | cut -c 45-68 | cut -d ":" -f1 | grep $IP | wc -l )

           	echo -e "$IP\t\t$PORT_80\t$PORT_1935\t$PORT_9123"
        	done
	fi
fi

if [ $WATCH ]; then
	need_root

	if [ $VOICE_CONFERENCE == "bbb-voice-asterisk.xml" ]; then
		watch -n 2 "top -n 1 -b | head -n 5; echo; asterisk -r -x \"core show channels\"; echo; bbb-conf --network; bbb-conf --debug"
	else
		watch -n 2 "top -n 1 -b | head -n 5; echo; bbb-conf --network; bbb-conf --debug"
	fi
fi