From 4b282018b241ce90debfe6d2291413c60bc024b9 Mon Sep 17 00:00:00 2001
From: laf <neil@lathwood.co.uk>
Date: Sat, 9 Jul 2016 22:33:42 +0100
Subject: [PATCH] Check firmware version of poweralert units before applying
 divisor for current sensor

---
 includes/discovery/sensors/current/rfc1628.inc.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/includes/discovery/sensors/current/rfc1628.inc.php b/includes/discovery/sensors/current/rfc1628.inc.php
index 51a3833738..f4bd15d39a 100644
--- a/includes/discovery/sensors/current/rfc1628.inc.php
+++ b/includes/discovery/sensors/current/rfc1628.inc.php
@@ -2,7 +2,10 @@
 
 $divisor = 10;
 if ($device['os'] == 'poweralert') {
-    $divisor = 1;
+    $serial = trim(snmp_get($device, '.1.3.6.1.4.1.850.100.1.1.4.0', '-Ovq', 'TRIPPLITE-MIB'), '"');
+    if (version_compare($serial, '12.04.0055', '>=')) {
+        $divisor = 1;
+    }
 }
 
 // RFC1628 UPS