From 4404b537fd9656280d1ef1bd12d601225933566d Mon Sep 17 00:00:00 2001
From: Jarrod Johnson <jjohnson2@lenovo.com>
Date: Thu, 17 May 2018 13:05:40 -0400
Subject: [PATCH] Error on invalid signature

Provide a more informative error when faced with an invalid firmware
signature on upload.

Change-Id: Ifdc6ae546270509e80c260584951427396b7230e
---
 pyghmi/ipmi/oem/lenovo/nextscale.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pyghmi/ipmi/oem/lenovo/nextscale.py b/pyghmi/ipmi/oem/lenovo/nextscale.py
index a795a8e3..155ccd4c 100644
--- a/pyghmi/ipmi/oem/lenovo/nextscale.py
+++ b/pyghmi/ipmi/oem/lenovo/nextscale.py
@@ -426,6 +426,8 @@ class SMMClient(object):
             if rsp.status != 200:
                 raise Exception('Error applying firmware')
             progdata = fromstring(progdata)
+            if progdata.findall('fwUpdate')[0].text == 'invalid signature':
+                raise Exception('Firmware signature invalid')
             percent = float(progdata.findall('fwProgress')[0].text)
 
             progress({'phase': 'apply',