From 0d4b6b89c97c33c6150058df3c915e6b71d197ac Mon Sep 17 00:00:00 2001
From: jim-p <jimp@pfsense.org>
Date: Thu, 22 May 2014 12:47:23 -0400
Subject: Display space usage for all mounted filesystems, not just /. Also
 display FS type and indicate if it's a RAM disk.

---
 usr/local/www/includes/functions.inc.php           | 24 ++++++++++++++++++++--
 .../widgets/widgets/system_information.widget.php  | 18 ++++++++++++----
 2 files changed, 36 insertions(+), 6 deletions(-)

(limited to 'usr/local')

diff --git a/usr/local/www/includes/functions.inc.php b/usr/local/www/includes/functions.inc.php
index 7ad0ed9..78043e8 100644
--- a/usr/local/www/includes/functions.inc.php
+++ b/usr/local/www/includes/functions.inc.php
@@ -191,9 +191,29 @@ function get_temp() {
 	return $temp_out;
 }
 
-function disk_usage() {
+/* Get mounted filesystems and usage. Do not display entries for virtual filesystems (e.g. devfs, nullfs, unionfs) */
+function get_mounted_filesystems() {
+	$mout = "";
+	$filesystems = array();
+	exec("/bin/df -Tht ufs,zfs,cd9660 | /usr/bin/awk '{print $1, $2, $3, $6, $7;}'", $mout);
+
+	/* Get rid of the header */
+	array_shift($mout);
+	foreach ($mout as $fs) {
+		$f = array();
+		list($f['device'], $f['type'], $f['total_size'], $f['percent_used'], $f['mountpoint']) = explode(' ', $fs);
+
+		/* We dont' want the trailing % sign. */
+		$f['percent_used'] = trim($f['percent_used'], '%');
+
+		$filesystems[] = $f;
+	}
+	return $filesystems;
+}
+
+function disk_usage($slice = '/') {
 	$dfout = "";
-	exec("/bin/df -h | /usr/bin/grep -w '/' | /usr/bin/awk '{ print $5 }' | /usr/bin/cut -d '%' -f 1", $dfout);
+	exec("/bin/df -h {$slice} | /usr/bin/tail -n 1 | /usr/bin/awk '{ print $5 }' | /usr/bin/cut -d '%' -f 1", $dfout);
 	$diskusage = trim($dfout[0]);
 
 	return $diskusage;
diff --git a/usr/local/www/widgets/widgets/system_information.widget.php b/usr/local/www/widgets/widgets/system_information.widget.php
index 2cb00f2..3705937 100644
--- a/usr/local/www/widgets/widgets/system_information.widget.php
+++ b/usr/local/www/widgets/widgets/system_information.widget.php
@@ -85,6 +85,8 @@ if($_REQUEST['getupdatestatus']) {
 
 $curcfg = $config['system']['firmware'];
 
+$filesystems = get_mounted_filesystems();
+
 ?>
 <script type="text/javascript">
 //<![CDATA[
@@ -93,7 +95,11 @@ $curcfg = $config['system']['firmware'];
 		jQuery("#mbufPB").progressbar( { value: <?php echo get_mbuf(true); ?> } );
 		jQuery("#cpuPB").progressbar( { value:false } );
 		jQuery("#memUsagePB").progressbar( { value: <?php echo mem_usage(); ?> } );
-		jQuery("#diskUsagePB").progressbar( { value: <?php echo disk_usage(); ?> } );
+
+<?PHP $d = 0; ?>
+<?PHP foreach ($filesystems as $fs): ?>
+		jQuery("#diskUsagePB<?php echo $d++; ?>").progressbar( { value: <?php echo $fs['percent_used']; ?> } );
+<?PHP endforeach; ?>
 
 		<?php if($showswap == true): ?>
 			jQuery("#swapUsagePB").progressbar( { value: <?php echo swap_usage(); ?> } );
@@ -274,9 +280,13 @@ $curcfg = $config['system']['firmware'];
 		<tr>
 			<td width="25%" class="vncellt"><?=gettext("Disk usage");?></td>
 			<td width="75%" class="listr">
-				<?php $diskusage = disk_usage(); ?>
-				<div id="diskUsagePB"></div>
-				<span id="diskusagemeter"><?= $diskusage.'%'; ?></span> of <?= `/bin/df -h / | /usr/bin/grep -v 'Size' | /usr/bin/awk '{ print $2 }'` ?>
+<?PHP $d = 0; ?>
+<?PHP foreach ($filesystems as $fs): ?>
+				<div id="diskUsagePB<?php echo $d; ?>"></div>
+				<?PHP if (substr(basename($fs['device']), 0, 2) == "md") $fs['type'] .= " in RAM"; ?>
+				<?PHP echo "{$fs['mountpoint']} ({$fs['type']})";?>: <span id="diskusagemeter<?php echo $d++ ?>"><?= $fs['percent_used'].'%'; ?></span> of <?PHP echo $fs['total_size'];?>
+				<br />
+<?PHP endforeach; ?>
 			</td>
 		</tr>
 	</tbody>
-- 
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