<?php
/*
	Copyright (C) 2014 Deciso B.V.
	Copyright (C) 2010 Jim Pingle
	Copyright (C) 2006 Eric Friesen
	All rights reserved

	Redistribution and use in source and binary forms, with or without
	modification, are permitted provided that the following conditions are met:

	1. Redistributions of source code must retain the above copyright notice,
	this list of conditions and the following disclaimer.

	2. Redistributions in binary form must reproduce the above copyright
	notice, this list of conditions and the following disclaimer in the
	documentation and/or other materials provided with the distribution.

	THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
	INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
	AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
	AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
	OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	POSSIBILITY OF SUCH DAMAGE.
*/

require_once("guiconfig.inc");

$pgtitle = array(gettext("Diagnostics"), gettext("S.M.A.R.T. Monitor Tools"));
$smartctl = "/usr/local/sbin/smartctl";
$smartd = "/usr/local/sbin/smartd";
$start_script = "/usr/local/etc/rc.d/smartd.sh";

$valid_test_types = array("offline", "short", "long", "conveyance");
$valid_info_types = array("i", "H", "c", "A", "a");
$valid_log_types = array("error", "selftest");

$closehead = false;
include("head.inc");
?>

</head>
<body>

<?php
include("fbegin.inc");

?>

<section class="page-content-main">
	<div class="container-fluid">
		<div class="row">

			<section class="col-xs-12">

<?

// Highlates the words "PASSED", "FAILED", and "WARNING".
function add_colors($string)
{
	// To add words keep arrayes matched by numbers
	$patterns[0] = '/PASSED/';
	$patterns[1] = '/FAILED/';
	$patterns[2] = '/Warning/';
	$replacements[0] = '<b><font color="#00ff00">' . gettext("PASSED") . '</font></b>';
	$replacements[1] = '<b><font color="#ff0000">' . gettext("FAILED") . '</font></b>';
	$replacements[2] = '<font color="#ff0000">' . gettext("Warning") . '</font>';
	ksort($patterns);
	ksort($replacements);
	return preg_replace($patterns, $replacements, $string);
}

// Edits smartd.conf file, adds or removes email for failed disk reporting
function update_email($email)
{
	// Did they pass an email?
	if(!empty($email))
	{
		// Put it in the smartd.conf file
		shell_exec("/usr/bin/sed -i old 's/^DEVICESCAN.*/DEVICESCAN -H -m " . escapeshellarg($email) . "/' /usr/local/etc/smartd.conf");
	}
	// Nope
	else
	{
		// Remove email flags in smartd.conf
		shell_exec("/usr/bin/sed -i old 's/^DEVICESCAN.*/DEVICESCAN/' /usr/local/etc/smartd.conf");
	}
}

function smartmonctl($action)
{
	global $start_script;
	shell_exec($start_script . escapeshellarg($action));
}

// What page, aka. action is being wanted
// If they "get" a page but don't pass all arguments, smartctl will throw an error
$action = (isset($_POST['action']) ? $_POST['action'] : $_GET['action']);
$targetdev = basename($_POST['device']);
if (!file_exists('/dev/' . $targetdev)) {
	echo "Device does not exist, bailing.";
	return;
}
switch($action) {
	// Testing devices
	case 'test':
	{
		$test = $_POST['testType'];
		if (!in_array($test, $valid_test_types)) {
			echo "Invalid test type, bailing.";
			return;
		}
		$output = add_colors(shell_exec($smartctl . " -t " . escapeshellarg($test) . " /dev/" . escapeshellarg($targetdev)));
		echo '<pre>' . $output . '
		<form action="diag_smart.php" method="post" name="abort">
		<input type="hidden" name="device" value="' . $targetdev . '" />
		<input type="hidden" name="action" value="abort" />
		<input type="submit" name="submit" value="' . gettext("Abort") . '" />
		</form>
		</pre>';
		break;
	}

	// Info on devices
	case 'info':
	{
		$type = $_POST['type'];
		if (!in_array($type, $valid_info_types)) {
			echo "Invalid info type, bailing.";
			return;
		}
		$output = add_colors(shell_exec($smartctl . " -" . escapeshellarg($type) . " /dev/" . escapeshellarg($targetdev)));
		echo "<pre>$output</pre>";
		break;
	}

	// View logs
	case 'logs':
	{
		$type = $_POST['type'];
		if (!in_array($type, $valid_log_types)) {
			echo "Invalid log type, bailing.";
			return;
		}
		$output = add_colors(shell_exec($smartctl . " -l " . escapeshellarg($type) . " /dev/" . escapeshellarg($targetdev)));
		echo "<pre>$output</pre>";
		break;
	}

	// Abort tests
	case 'abort':
	{
		$output = shell_exec($smartctl . " -X /dev/" . escapeshellarg($targetdev));
		echo "<pre>$output</pre>";
		break;
	}

	// Config changes, users email in xml config and write changes to smartd.conf
	case 'config':
	{
		if(isset($_POST['submit']))
		{
			// DOES NOT WORK YET...
			if($_POST['testemail'])
			{
// FIXME				shell_exec($smartd . " -M test -m " . $config['system']['smartmonemail']);
				$savemsg = sprintf(gettext("Email sent to %s"), $config['system']['smartmonemail']);
				smartmonctl("stop");
				smartmonctl("start");
			}
			else
			{
				$config['system']['smartmonemail'] = $_POST['smartmonemail'];
				write_config();

				// Don't know what all this means, but it addes the config changed header when config is saved
				$retval = 0;
				if(stristr($retval, "error") <> true)
					$savemsg = get_std_save_message();
				else
					$savemsg = $retval;

				if($_POST['email'])
				{
					// Write the changes to the smartd.conf file
					update_email($_POST['smartmonemail']);
				}

				// Send sig HUP to smartd, rereads the config file
				shell_exec("/usr/bin/killall -HUP smartd");
			}
		}
		// Was the config changed? if so , print the message
		if (isset($savemsg)) print_info_box($savemsg);
		// Get users email from the xml file
		$pconfig['smartmonemail'] = $config['system']['smartmonemail'];

		?>
		<!-- Print the tabs across the top -->
		<table width="100%" border="0" cellpadding="0" cellspacing="0" summary="tabs">
			<tr>
				<td>
					<?php
					$tab_array = array();
					$tab_array[0] = array(gettext("Information/Tests"), false, $_SERVER['PHP_SELF'] . "?action=default");
					$tab_array[1] = array(gettext("Config"), true, $_SERVER['PHP_SELF'] . "?action=config");
					display_top_tabs($tab_array);
				?>
				</td>
			</tr>
		</table>
<!-- user email address -->
		<form action="<?= $_SERVER['PHP_SELF']?>" method="post" name="config">
		<table width="100%" border="0" cellpadding="6" cellspacing="0" summary="e-mail">
			<tbody>
				<tr>
					<td colspan="2" valign="top" class="listtopic"><?=gettext("Config"); ?></td>
				</tr>
				<tr>
					<td width="22%" valign="top" class="vncell"><?=gettext("Email Address"); ?></td>
					<td width="78%" class="vtable">
						<input type="text" name="smartmonemail" value="<?=htmlspecialchars($pconfig['smartmonemail'])?>"/>
					</td>
				</tr>
				<tr>
					<td width="22%" valign="top">&nbsp;</td>
					<td width="78%">
						<input type="hidden" name="action" value="config" />
						<input type="hidden" name="email" value="true" />
						<input type="submit" name="submit" value="<?=gettext("Save"); ?>" class="formbtn" />
					</td>
				</tr>
			</tbody>
		</table>
		</form>

<!-- test email -->
		<form action="<?= $_SERVER['PHP_SELF']?>" method="post" name="config">
		<table width="100%" border="0" cellpadding="6" cellspacing="0" summary="test e-mail">
			<tbody>
				<tr>
					<td colspan="2" valign="top" class="listtopic"><?=gettext("Test email"); ?></td>
				</tr>
				<tr>
					<td width="22%" valign="top" class="vncell">&nbsp;</td>
					<td width="78%" class="vtable">
						<?php printf(gettext("Send test email to %s"), $config['system']['smartmonemail']); ?>
					</td>
				</tr>
				<tr>
					<td width="22%" valign="top">&nbsp;</td>
					<td width="78%">
						<input type="hidden" name="action" value="config" />
						<input type="hidden" name="testemail" value="true" />
						<input type="submit" name="submit" value="<?=gettext("Send"); ?>" class="formbtn" />
					</td>
				</tr>
			</tbody>
		</table>
		</form>

		<?php
		break;
	}

	// Default page, prints the forms to view info, test, etc...
	default:
	{

		// Get all AD* and DA* (IDE and SCSI) devices currently installed and stores them in the $devs array
		exec("ls /dev | grep '^\(ad\|da\|ada\)[0-9]\{1,2\}$'", $devs);
		?>



				<?php if (isset($input_errors) && count($input_errors) > 0) print_input_errors($input_errors); ?>

                <div class="content-box">

                    <header class="content-box-head container-fluid">
				        <h3><?=gettext("Info"); ?></h3>
				    </header>

				    <div class="content-box-main">
					    <form action="<?= $_SERVER['PHP_SELF']?>" method="post" name="iform" id="iform">
					    <div class="table-responsive">
				        <table class="table table-striped __nomb">
					        <tbody>
						        <tr>
						          <td><?=gettext("Info type"); ?></td>
						          <td><div class="radio">
									<label><input type="radio" name="type" value="i" /><?=gettext("Info"); ?></label>
											<label><input type="radio" name="type" value="H" checked="checked" /><?=gettext("Health"); ?></label>
											<label><input type="radio" name="type" value="c" /><?=gettext("SMART Capabilities"); ?></label>
											<label><input type="radio" name="type" value="A" /><?=gettext("Attributes"); ?></label>
											<label><input type="radio" name="type" value="a" /><?=gettext("All"); ?></label>
								</div>
						          </td>
						        </tr>
									<tr>
										<td><?=gettext("Device: /dev/"); ?></td>
										<td >
											<select name="device" class="form-control">
											<?php
											foreach($devs as $dev)
											{
												echo "<option value=\"" . $dev . "\">" . $dev . "</option>";
											}
											?>
											</select>
										</td>
									</tr>
									<tr>
										<td width="22%" valign="top">&nbsp;</td>
										<td width="78%">
											<input type="hidden" name="action" value="info" />
											<input type="submit" name="submit" class="btn btn-primary" value="<?=gettext("View"); ?>" />
										</td>
									</tr>
								</tbody>
							</table>
					    </div>
					    </form>
				    </div>
                </div>
			</section>


			<section class="col-xs-12">

                <div class="content-box">

                    <header class="content-box-head container-fluid">
				        <h3><?=gettext("Perform Self-tests"); ?></h3>
				    </header>

				    <div class="content-box-main">
					    <form action="<?= $_SERVER['PHP_SELF']?>" method="post" name="test" id="iform">
					    <div class="table-responsive">
				        <table class="table table-striped __nomb">
					        <tbody>
						        <tr>
						          <td><?=gettext("Test type"); ?></td>
						          <td>
									<div class="radio">
										<label><input type="radio" name="testType" value="offline" /><?=gettext("Offline"); ?></label>
												<label><input type="radio" name="testType" value="short" checked="checked" /><?=gettext("Short"); ?></label>
												<label><input type="radio" name="testType" value="long" /><?=gettext("Long"); ?></label>
												<label><input type="radio" name="testType" value="conveyance" /><?=gettext("Conveyance (ATA Disks Only)"); ?></label>
									</div>
						          </td>
						        </tr>
									<tr>
										<td><?=gettext("Device: /dev/"); ?></td>
										<td >
											<select name="device" class="form-control">
											<?php
											foreach($devs as $dev)
											{
												echo "<option value=\"" . $dev . "\">" . $dev . "</option>";
											}
											?>
											</select>
										</td>
									</tr>
									<tr>
										<td width="22%" valign="top">&nbsp;</td>
										<td width="78%">
											<input type="hidden" name="action" value="test" />
											<input type="submit" name="submit" class="btn btn-primary" value="<?=gettext("Test"); ?>" />
										</td>
									</tr>
								</tbody>
							</table>
					    </div>
					    </form>
				    </div>
                </div>
			</section>


			<section class="col-xs-12">

                <div class="content-box">

                    <header class="content-box-head container-fluid">
				        <h3><?=gettext("View Logs"); ?></h3>
				    </header>

				    <div class="content-box-main">
					    <form action="<?= $_SERVER['PHP_SELF']?>" method="post" name="logs" id="iform">
					    <div class="table-responsive">
				        <table class="table table-striped __nomb">
					        <tbody>
						        <tr>
						          <td><?=gettext("Log type"); ?></td>
						          <td>
							          <div class="radio">
									<label><input type="radio" name="type" value="error" checked="checked" /><?=gettext("Error"); ?></label>
											<label><input type="radio" name="type" value="selftest" /><?=gettext("Self-test"); ?></label>
							          </div>
						          </td>
						        </tr>
									<tr>
										<td><?=gettext("Device: /dev/"); ?></td>
										<td >
											<select name="device" class="form-control">
											<?php
											foreach($devs as $dev)
											{
												echo "<option value=\"" . $dev . "\">" . $dev . "</option>";
											}
											?>
											</select>
										</td>
									</tr>
									<tr>
										<td width="22%" valign="top">&nbsp;</td>
										<td width="78%">
											<input type="hidden" name="action" value="logs" />
											<input type="submit" name="submit" class="btn btn-primary" value="<?=gettext("View"); ?>" />
										</td>
									</tr>
								</tbody>
							</table>
					    </div>
					    </form>
				    </div>
                </div>
			</section>


			<section class="col-xs-12">

                <div class="content-box">

                    <header class="content-box-head container-fluid">
				        <h3><?=gettext("Abort tests"); ?></h3>
				    </header>

				    <div class="content-box-main">
					    <form action="<?= $_SERVER['PHP_SELF']?>" method="post" name="abort" id="iform">
					    <div class="table-responsive">
				        <table class="table table-striped __nomb">
					        <tbody>
									<tr>
										<td><?=gettext("Device: /dev/"); ?></td>
										<td >
											<select name="device" class="form-control">
											<?php
											foreach($devs as $dev)
											{
												echo "<option value=\"" . $dev . "\">" . $dev . "</option>";
											}
											?>
											</select>
										</td>
									</tr>
									<tr>
										<td width="22%" valign="top">&nbsp;</td>
										<td width="78%">
											<input type="hidden" name="action" value="logs" />
											<input type="submit" name="submit" value="<?=gettext("Abort"); ?>" class="btn btn-primary" onclick="return confirm('<?=gettext("Do you really want to abort the test?"); ?>')" />
										</td>
									</tr>
								</tbody>
							</table>
					    </div>
					    </form>
				    </div>
                </div>
			</section>

		<?php
		break;
	}
}

// print back button on pages
if(isset($_POST['submit']) && $_POST['submit'] != "Save")
{
	echo '<br /><a class="btn btn-primary" href="' . $_SERVER['PHP_SELF'] . '">' . gettext("Back") . '</a>';
}
?>
<br />
<?php if ($ulmsg) echo "<p><strong>" . $ulmsg . "</strong></p>\n"; ?>

		</section>
	</div>
</div>
</section>


<?php include("foot.inc"); ?>
