diff --git a/doc/check-metadata.php b/doc/check-metadata.php
new file mode 100755
index 0000000000..8acf4a3d2a
--- /dev/null
+++ b/doc/check-metadata.php
@@ -0,0 +1,29 @@
+#!/usr/bin/php
+<?php
+
+$error_time = 3600;     // only show for that time as an error
+$warn_time = 86400;     // only warn for that time
+
+$cmd = basename($_SERVER['argv'][0], '.php');
+$metadata = '/var/lib/egroupware/default/files/saml/metadata/saml20-idp-remote.php';
+
+if (!file_exists($metadata))
+{
+	$status = 2;
+	$verbose = "Missing metadata file $metadata";
+}
+elseif (time()-filemtime($metadata) > 86400+60)
+{
+	$status = 1;
+}
+else
+{
+	$status = 0;
+}
+if (!isset($verbose))
+{
+	$mtime = new DateTime('@'.filemtime($metadata));
+	$mtime->setTimeZone(new DateTimeZone('Europe/Berlin'));
+	$verbose = "Metadata last refreshed ".$mtime->format('Y-m-d H:i:s');
+}
+echo "$status $cmd - $verbose\n";