From cdfe601a3b2197ba33c29eeeee91d6820955078e Mon Sep 17 00:00:00 2001
From: Pim van den Berg
Date: Tue, 12 Jan 2010 20:35:45 +0100
Subject: add compatibility if rrdinfo doesn't work as expected

---
 inc/html.inc.php | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

(limited to 'inc/html.inc.php')

diff --git a/inc/html.inc.php b/inc/html.inc.php
index 6ab84d9..c524e46 100644
--- a/inc/html.inc.php
+++ b/inc/html.inc.php
@@ -69,11 +69,25 @@ function host_summary($hosts) {
 	foreach($hosts as $host) {
 		collectd_flush(sprintf('%s/load/load', $host));
 		$rrd_info = $rrd->rrd_info($CONFIG['datadir'].'/'.$host.'/load/load.rrd');
+
+		# ignore if file does not exist
 		if (!$rrd_info)
 			continue;
-		printf('<tr><th><a href="%s/host.php?h=%s">%s</a></th><td>%.2f</td><td>%.2f</td><td>%.2f</td></tr>'."\n",
-		$CONFIG['weburl'],$host, $host,
-		$rrd_info["ds[shortterm].last_ds"], $rrd_info["ds[midterm].last_ds"], $rrd_info["ds[longterm].last_ds"]);
+
+		printf('<tr><th><a href="%s/host.php?h=%s">%s</a></th>',
+			$CONFIG['weburl'],$host, $host);
+
+		if (isset($rrd_info['ds[shortterm].last_ds']) &&
+			isset($rrd_info['ds[midterm].last_ds']) &&
+			isset($rrd_info['ds[longterm].last_ds'])) {
+
+			printf('<td>%.2f</td><td>%.2f</td><td>%.2f</td>',
+				$rrd_info['ds[shortterm].last_ds'],
+				$rrd_info['ds[midterm].last_ds'],
+				$rrd_info['ds[longterm].last_ds']);
+		}
+
+		print "</tr>\n";
 	}
 
 	echo "</table>\n";
-- 
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