utserver.plg

<?xml version='1.0' standalone='yes'?>
<PLUGIN>

<!--
This Plugin installs and controls uTorrent server (Linux).
-->

<FILE Name="/boot/config/plugins/utserver/utserver.png">
<URL>http://forum.utorrent.com/img/avatars/120492.png</URL>
</FILE>

<!-- clean up previous install -->
<FILE Name="/tmp/utserver-cleanup" Run="/bin/bash">
<INLINE>
<![CDATA[
rm -f /etc/rc.d/rc.utserver
rm -f -R /usr/local/emhttp/plugins/utserver
rm /tmp/utserver-cleanup
]]>
</INLINE>
</FILE>

<FILE Name="/boot/config/plugins/utserver/utserver.cfg">
<INLINE>
<![CDATA[
# utserver configuration
SERVICE="disable"
INSTALLDIR="/mnt/cache/apps/utserver"
DATADIR="/mnt/cache/apps/utserver/downloads"
TEMPDIR="/mnt/cache/apps/utserver/temp"
PORT="8003"
RUNAS="nobody"
]]>
</INLINE>
</FILE>

<FILE Name="/etc/rc.d/rc.utserver" Mode="0770">
<INLINE>
<![CDATA[
#!/bin/sh
# Start/stop/restart/enable/disable utserver.

utserver_start()
{
	# no-op if not enabled
	if [ $SERVICE != "enable" ]; then
		return
	fi

	# no-op if already running
	if [ -r /var/run/utserver/utserver-$PORT.pid ]; then
		return
	fi

	# if directory doesn't exist or utserver is not found, install it
	if [[ "$INSTALLDIR" != "" &&  ! -e "$INSTALLDIR/utserver" ]]; then
		echo "installing utserver..."
		utserver_install
	fi
	if [ ! -e "$INSTALLDIR/utserver.conf" ]; then
		write_utconfig
	fi
	echo "Starting utserver version $VERSION"
	sleep 2
	CMDLINE="sudo -u $RUNAS $INSTALLDIR/utserver -settingspath $INSTALLDIR -configfile $INSTALLDIR/utserver.conf -pidfile /var/run/utserver/utserver-$PORT.pid -logfile $INSTALLDIR/utserver.log -daemon 2>&1 >/dev/null"
	$CMDLINE
	echo "Daemon started. Please refresh the page."
	sleep 5
}

utserver_stop()
{
	# no-op if not running
	if [ ! -e /var/run/utserver/utserver-$PORT.pid ]; then
		echo -n "utserver not running..."
		sleep 0.5
		echo
		return
	fi
	echo "Stopping utserver..."
	sleep 1
	killall utserver
	if [[ $? = 0 ]]; then
		while [ -e /var/run/utserver/utserver-$PORT.pid  ]; do
			echo "Cleaning..."
			sleep 2
			[ -f /var/run/utserver/utserver-$PORT.pid ] && rm /var/run/utserver/utserver-$PORT.pid
		done
		echo "Done..."
	else
		sudo -u root kill -9 $(cat /var/run/utserver/utserver-$PORT.pid)
		while [ -e /var/run/utserver/utserver-$PORT.pid  ]; do
			echo "Cleaning..."
			sleep 2
			[ -f /var/run/utserver/utserver-$PORT.pid ] && rm /var/run/utserver/utserver-$PORT.pid
		done
		echo "Done..."
	fi
	sleep 2
}

utserver_restart()
{
	utserver_stop
	sleep 1
	utserver_start
}

write_config()
{
	echo "# utserver configuration" > /boot/config/plugins/utserver/utserver.cfg
	echo "SERVICE=\"$SERVICE\"" >> /boot/config/plugins/utserver/utserver.cfg
	echo "INSTALLDIR=\"$INSTALLDIR\"" >> /boot/config/plugins/utserver/utserver.cfg
	echo "DATADIR=\"$DATADIR\"" >> /boot/config/plugins/utserver/utserver.cfg
	echo "TEMPDIR=\"$TEMPDIR\"" >> /boot/config/plugins/utserver/utserver.cfg
	echo "PORT=\"$PORT\"" >> /boot/config/plugins/utserver/utserver.cfg
	echo "RUNAS=\"$RUNAS\"" >> /boot/config/plugins/utserver/utserver.cfg
	echo "VERSION=\"$VERSION\"" >> /boot/config/plugins/utserver/utserver.cfg
	write_utconfig
}

write_utconfig()
{
	echo "#Configuration setting file for uTorrent for Linux" > $INSTALLDIR/utserver.conf
	echo "#" >> $INSTALLDIR/utserver.conf

	echo "#HTTP port for WebUI access" >> $INSTALLDIR/utserver.conf
	echo "ut_webui_port: $PORT" >> $INSTALLDIR/utserver.conf
	echo "#" >> $INSTALLDIR/utserver.conf

	echo "#Torrent files location" >> $INSTALLDIR/utserver.conf
	echo "dir_torrents: $INSTALLDIR/torrents" >> $INSTALLDIR/utserver.conf
	if [ ! -e "$INSTALLDIR/torrents" ]; then
		mkdir -p "$INSTALLDIR/torrents"
		chown -R $RUNAS:users "$INSTALLDIR/torrents"
	fi

	echo "#Location for completed downloads" >> $INSTALLDIR/utserver.conf
	echo "dir_completed: $DATADIR" >> $INSTALLDIR/utserver.conf
	echo "#" >> $INSTALLDIR/utserver.conf
	if [ ! -e "$DATADIR" ]; then
		mkdir -p "$DATADIR"
		chown -R $RUNAS:users "$INSTALLDIR"
	fi

	echo "#Temporary files location" >> $INSTALLDIR/utserver.conf
	echo "dir_active: $TEMPDIR" >> $INSTALLDIR/utserver.conf
	echo "#" >> $INSTALLDIR/utserver.conf
	if [ ! -e "$TEMPDIR" ]; then
		mkdir -p "$TEMPDIR"
		chown -R $RUNAS:users "$TEMPDIR"
	fi
}

utserver_enable()
{
	# if not already enabled, enable it
	if [ "$SERVICE" != "enable" ]; then
		SERVICE=enable
		PORT="$2"
		INSTALLDIR="$3"
		DATADIR="$4"
		TEMPDIR="$5"
		VERSION=&6

		if [ $DATADIR == "" ]; then
			echo "Please specify Data directory"
			return
		fi

		if [ $TEMPDIR == "" ]; then
			$TEMPDIR=$DATADIR
		fi


		if [ $RUNAS != $1 ]; then
			chown -R $1:users "$INSTALLDIR"
		fi

		RUNAS="$1"

		# create utserver user if necessary
		if [[ $RUNAS != "nobody" && $RUNAS != "root" ]]; then
			if ( ! grep -q ^$RUNAS /etc/passwd ); then
				useradd -r -g users -d / -s /bin/false $RUNAS &> /dev/null
				cp /etc/passwd /etc/shadow /boot/config
			fi
		fi
		write_config
	fi
	# enabling also starts it
	utserver_start
}

utserver_disable()
{
	SERVICE=disable
	PORT="$2"
	INSTALLDIR="$3"
	DATADIR="$4"
	TEMPDIR="$5"

	if [ $DATADIR == "" ]; then
		echo "Please specify Data directory"
		return
	fi

	if [ $TEMPDIR == "" ]; then
		$TEMPDIR=$DATADIR
	fi


	if [ $RUNAS != $1 ]; then
		chown -R $1:users "$INSTALLDIR"
	fi

	RUNAS="$1"

	# create utserver user if necessary
	if [[ $RUNAS != "nobody" && $RUNAS != "root" ]]; then
		if ( ! grep -q ^$RUNAS /etc/passwd ); then
			useradd -r -g users -d / -s /bin/false $RUNAS &> /dev/null
			cp /etc/passwd /etc/shadow /boot/config
		fi
	fi
	write_config
	#if utserver is running, stop it
	utserver_stop
}

utserver_install()
{
	#test if Cache drive is mounted before install
	#while ! test -d /mnt/disk/Cache; do sleep 5; continue; done
	if [ ! -e "$INSTALLDIR" ]; then
		mkdir -p "$INSTALLDIR"
	fi

	if [ ! -e "$DATADIR" ]; then
		mkdir -p "$DATADIR"
	fi

	if [ ! -e "$TEMPDIR" ]; then
		mkdir -p "$TEMPDIR"
		mkdir -p "$TEMPDIR/torrents"
	fi

	#check current version and extract version and download URL
	cd /tmp

	# Create temporary directory to download and extract files in
	mkdir /tmp/utinstall
	cd /tmp/utinstall

	# Download utserver and untar
	wget -q -O utserver.tar.gz http://download-new.utorrent.com/endpoint/utserver/os/linux-i386-debian-6-0/track/beta/

	if [ ! -e "utserver.tar.gz" ]; then
		echo "Error: Downloading failed."
		sleep 5
		return
	fi

	tar -xf utserver.tar.gz

	# Get directory that files have been untared to and copy to $INSTALLDIR
	SOURCEDIR="$(find /tmp/utinstall -name utserver -printf %h)"

	if [ ! -e "$SOURCEDIR/utserver" ]; then
		echo -n "Error: Source directory does not exist. Extracting failed."
		sleep 5
		return
	fi

	echo "Files extracted to $SOURCEDIR"
	sleep 2

	cd $SOURCEDIR
	cp -Rf ./* $INSTALLDIR >/dev/null
	chown -R $RUNAS:users "$INSTALLDIR"

	echo "Copying files to $INSTALLDIR"
	sleep 2

	if [ ! -e "$INSTALLDIR/utserver" ]; then
		echo "Error: Could not copy files to destination."
		sleep 5
		return
	fi

	rm -Rf /tmp/utinstall

	echo "Installation completed..."
	sleep 2

	#Write utorrent.conf config file
	write_config
}

utserver_datacheck()
{
	array=( ramfs proc tempfs sysfs )
	fs=$( stat -f -c '%T' $DATADIR )
	for i in "${array[@]}"
	do
		if [ $i = $fs ]; then
		    echo "<p style="color:red\;margin-left:10px\;"><b>WARNING:</b>Your Data Directory is not persistent and WILL NOT survive a reboot. It may also lead to server instability and high RAM usage. Please locate Data Directory on disk for persistency</p>"
			break
		elif [ $i = msdos ]; then
			echo "<p style="color:red\;margin-left:10px\;"><b>WARNING:</b>Your Data Directory is located on your flash drive. This will decrease your flash drives life span!</p>"
			break
		else
			echo "<p style="color:green\;margin-left:10px\;">Your data will persist after a reboot</p>"
			break
		fi
	done

	fs=$( stat -f -c '%T' $TEMPDIR )
	for i in "${array[@]}"
	do
		if [ $i = $fs ]; then
		    echo "<p style="color:red\;margin-left:10px\;"><b>WARNING:</b>Your Temporary Directory is not persistent and WILL NOT survive a reboot. It may also lead to server instability and high RAM usage. Please locate Data Directory on disk for persistency</p>"
			break
		elif [ $i = msdos ]; then
			echo "<p style="color:red\;margin-left:10px\;"><b>WARNING:</b>Your Temporary Directory is located on your flash drive. This will decrease your flash drives life span!</p>"
			break
		else
			echo ""
			break
		fi
	done
}

# read our configuration
source /boot/config/plugins/utserver/utserver.cfg

case "$1" in
	'start')
		utserver_start
	;;
	'stop')
		utserver_stop
	;;
	'restart')
		utserver_restart
	;;
	'enable')
		utserver_enable $2 $3 $4 $5 $6
	;;
	'disable')
		utserver_disable $2 $3 $4 $5 $6
	;;
	'install')
		utserver_install
	;;
	'datacheck')
		utserver_datacheck
	;;
	*)
		echo "usage $0 start|stop|restart|enable|disable|install|datacheck"
esac
]]>
</INLINE>
</FILE>

<FILE Name="/usr/local/emhttp/plugins/utserver/utserver.page">
<INLINE>
<![CDATA[
Menu="NetworkServices"
Icon="utserver.png"
Version="0.3.7"
Author="p4xel"
Type="php"
Title="utserver"
]]>
</INLINE>
</FILE>

<FILE Name="/usr/local/emhttp/plugins/utserver/utserver.png">
<LOCAL>/boot/config/plugins/utserver/utserver.png</LOCAL>
</FILE>

<FILE Name="/usr/local/emhttp/plugins/utserver/utserver.php">
<INLINE>
<![CDATA[
<?PHP
$utserver_cfg = parse_ini_file( "/boot/config/plugins/utserver/utserver.cfg");
$utserver_installed = file_exists( $utserver_cfg["INSTALLDIR"] . "/utserver" ) ? "yes" : "no";
if ($utserver_installed=="yes")
{
	$utserver_datacheck = shell_exec ( "/etc/rc.d/rc.utserver datacheck" );
	$utserver_running = file_exists( "/var/run/utserver/utserver-".$utserver_cfg['PORT'].".pid") ? "yes" : "no";
	$utserver_installdirsize = trim(shell_exec( "if [ -e $utserver_cfg[INSTALLDIR] ]; then du -sh $utserver_cfg[INSTALLDIR] | cut -f1; else echo 0; fi"));
	$utserver_datadirsize = trim(shell_exec( "if [ -e $utserver_cfg[DATADIR] ]; then du -sh $utserver_cfg[DATADIR] | cut -f1; else echo 0; fi" ));
	$utserver_tempdirsize = trim(shell_exec( "if [ -e $utserver_cfg[TEMPDIR] ]; then du -sh $utserver_cfg[TEMPDIR] | cut -f1; else echo 0; fi" ));
}
?>
	<form name="utserver_settings" method="POST" action="/update.htm" target="progressFrame">
		 <input type="hidden" name="cmd" value="/etc/rc.d/rc.utserver">
		 <table class="settings">
			<tr>
			<td>Enable utserver:</td>
			<td><select name="arg1" size="1" onChange="checkINSTALLDIR(this.form);">
				<?=mk_option($utserver_cfg['SERVICE'], "disable", "No");?>
				<?=mk_option($utserver_cfg['SERVICE'], "enable", "Yes");?>
				</select></td>
			</tr>
			<tr>
				<td>Install directory:</td>
				<td><input type="text" name="arg4" maxlength="60" value="<?=$utserver_cfg['INSTALLDIR'];?>"></td>
			</tr>
			<tr>
				<td>Download directory:</td>
				<td>
					<!-- <input type="checkbox" name="use_data" <?=($utserver_cfg['DATADIR']!=$utserver_cfg['INSTALLDIR'])?"checked=\"checked\"":"";?>  onChange="checkDATADIR(this.form);"> -->
					<input type="text" name="arg5" maxlength="60" value="<?=$utserver_cfg['DATADIR'];?>">
				</td>
			</tr>
			<tr>
				<td>Temporary directory:</td>
				<td>
					<!-- <input type="checkbox" name="use_temp" <?=($utserver_cfg['TEMPDIR']!=$utserver_cfg['INSTALLDIR'])?"checked=\"checked\"":"";?>  onChange="checkTEMPDIR(this.form);"> -->
					<input type="text" name="arg6" maxlength="60" value="<?=$utserver_cfg['TEMPDIR'];?>">
				</td>
			</tr>
			<tr>
				<td>Port:</td>
				<td><input type="text" name="arg3" maxlength="40" value="<?=$utserver_cfg['PORT'];?>"></td>
			</tr>
			<tr>
				<td>Run as user:</td>
				<td><select name="runas" size="1"  onChange="checkUSER(this.form);">
					<?=mk_option($utserver_cfg['RUNAS'], "nobody", "nobody");?>
					<?=mk_option($utserver_cfg['RUNAS'], "root", "root");?>
					<option value='other'<?=($utserver_cfg['RUNAS'] != "root" && $utserver_cfg['RUNAS'] != "nobody")?" selected=yes":"" ;?>>other</option>
					</select><input type="hidden" name="arg2" maxlength="40" value="<?=$utserver_cfg['RUNAS'];?>">
				</td>
			</tr>
			<tr>
			<td></td>
			<td><input type="submit" name="runCmd" value="Apply"><button type="button" onClick="done();">Done</button></td>
			</tr>
		 </table>
	</form>
	<hr>
<p style="font-size:16px;"><b>Additional informations:</b></p>
<? if ($utserver_installed=="yes"): ?>
	<? if ($utserver_running=="yes"): ?>
		<p style="margin-left:10px;"><a href="http://<?=$var['NAME'];?>:<?=$utserver_cfg['PORT'];?>/gui" target="_blank">uTorrent server</a> is running with version: <b><?=$utserver_cfg['VERSION']?></b></p>
	<? else: ?>
		<p style="margin-left:10px;"><b>uTorrent server is not running</b></p>
	<? endif; ?>
	<? if ($utserver_installdirsize!=0 && $utserver_installdirsize!=""): ?>
		<? if ($utserver_cfg["INSTALLDIR"] == $utserver_cfg["DATADIR"]): ?>
			<p style="margin-left:10px;">uTorrent server storage memory usage: install + data directory: <b><?=$utserver_installdirsize?></b></p>
		<? else: ?>
			<p style="margin-left:10px;">uTorrent server storage memory usage: install directory: <b><?=$utserver_installdirsize?></b>, data directory: <b><?=$utserver_datadirsize?></b></p>
		<? endif; ?>
	<? endif; ?>
	<?=$utserver_datacheck?>
<? else: ?>
	<p style="margin-left:10px;"><b>uTorrent server is not installed</b></p>
<? endif; ?>
<hr>

<script type="text/javascript">
function checkINSTALLDIR(form)
{
   if ("<?=$utserver_running;?>" == "yes") {
      form.arg2.readOnly = true;
      form.arg3.readOnly = true;
      form.arg4.readOnly = true;
      form.arg5.readOnly = true;
      form.arg6.readOnly = true;
	  form.runas.disabled = true;
	  form.use_data.disabled = true;
	  form.use_temp.disabled = true;
   }
   else {
      form.arg2.readOnly = (form.arg1.value == "enable");
      form.arg3.readOnly = (form.arg1.value == "enable");
      form.arg4.readOnly = (form.arg1.value == "enable");
	  form.arg5.readOnly = (form.arg1.value == "enable");
	  form.arg6.readOnly = (form.arg1.value == "enable");
      form.runas.disabled = (form.arg1.value == "enable");
	  form.use_data.disabled = (form.arg1.value == "enable");
	  form.use_temp.disabled = (form.arg1.value == "enable");
   }
}

function checkUSER(form)
{
	if (form.runas.selectedIndex < 2 ) {
		form.arg2.value = form.runas.options[form.runas.selectedIndex].value;
		form.arg2.type = "hidden";
	} else {
		form.arg2.value = "<?=$utserver_cfg['RUNAS'];?>";
		form.arg2.type = "text";
	}
}

function checkDATADIR(form)
{
	if (form.use_data.checked == false ) {
		form.arg5.type = "hidden";
	} else {
		form.arg5.value = "<?=$utserver_cfg['DATADIR'];?>";
		form.arg5.type = "text";
	}
}

function checkTEMPDIR(form)
{
	if (form.use_temp.checked == false ) {
		form.arg6.type = "hidden";
	} else {
		form.arg6.value = "<?=$utserver_cfg['TEMPDIR'];?>";
		form.arg6.type = "text";
	}
}

checkINSTALLDIR(document.utserver_settings);
checkUSER(document.utserver_settings);
checkDATADIR(document.utserver_settings);
checkTEMPDIR(document.utserver_settings);
</script>

]]>
</INLINE>
</FILE>

<!-- event handler -->
<FILE Name="/usr/local/emhttp/plugins/utserver/event/disks_mounted" Mode="0770">
<INLINE>
<![CDATA[
#!/bin/bash
/etc/rc.d/rc.utserver start
]]>
</INLINE>
</FILE>

<!-- event handler -->
<FILE Name="/usr/local/emhttp/plugins/utserver/event/unmounting_disks" Mode="0770">
<INLINE>
<![CDATA[
#!/bin/bash
/etc/rc.d/rc.utserver stop
]]>
</INLINE>
</FILE>

<FILE Name="/tmp/utserver-install" Run="/bin/bash">
<INLINE>
<![CDATA[
# include our config vars
source /boot/config/plugins/utserver/utserver.cfg

# create utserver-writable directory for pid file
if [ ! -e /var/run/utserver ]; then
  mkdir /var/run/utserver
  chown $RUNAS:users /var/run/utserver
  chmod 0777 /var/run/utserver
fi

rm /tmp/utserver-install
]]>
</INLINE>
</FILE>

<FILE Name="/var/log/plugins/utserver">
<INLINE>
<![CDATA[

]]>
</INLINE>
</FILE>

</PLUGIN>