prevent load explosions in case of mass alerts

1 files changed, 8 insertions, 1 deletions

diff --git a/it.class b/it.class
index 277439a..4fa274a 100644
--- a/it.class
+++ b/it.class
@@ -101,6 +101,7 @@ function error($p = array(), $body = "", $to = "")
 	{
 		$stampfn = $GLOBALS['ULTRAHOME'] . "/tmp/errstamp_" . urlencode($p['id']);
 		$stampage = time() - @filemtime($stampfn);
+		$lastsentfn = "/tmp/alertdata/" . $p['id'];
 
 		if ($stampage >= $p['graceperiod'] && $stampage <= $p['graceperiod'] + $p['timewindow']) 
 			$sendalert = true;
@@ -109,10 +110,16 @@ function error($p = array(), $body = "", $to = "")
 			touch($stampfn);
 	}
 	else
+	{
+		$lastsentfn = "/tmp/alertdata/" . getmyuid() . "." . $to;
 		$sendalert = true;
+	}
 
-	if ($sendalert)
+	if ($sendalert && (time() - @filemtime($lastsentfn)) > 3600)
 	{
+		mkdir("/tmp/alertdata");
+		touch($lastsentfn);
+
 		$url = ($_SERVER['HTTPS'] ? "https://" : "http://") . $_SERVER['HTTP_HOST'] .$_SERVER['REQUEST_URI'];
 		if (!$title)
 			$title="Error in $url";