From 414baadea24626aa6074fb5b58c300bac14f5829 Mon Sep 17 00:00:00 2001
From: Jarrod Johnson <jjohnson2@lenovo.com>
Date: Wed, 14 Aug 2019 16:13:07 -0400
Subject: [PATCH] Use etag on setting boot device

Some implementations require etag matching for
setting boot device.

Change-Id: Ie8b86c1687b923f885186226185026f160b154f1
---
 pyghmi/redfish/command.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pyghmi/redfish/command.py b/pyghmi/redfish/command.py
index 082037dc..041f8453 100644
--- a/pyghmi/redfish/command.py
+++ b/pyghmi/redfish/command.py
@@ -638,7 +638,8 @@ class Command(object):
                     return {'bootdev': reqbootdev}
                 except Exception:
                     del payload['BootSourceOverrideMode']
-        self._do_web_request(self.sysurl, payload, method='PATCH')
+        thetag = self.sysinfo.get('@odata.etag', None)
+        self._do_web_request(self.sysurl, payload, method='PATCH', etag=thetag)
         return {'bootdev': reqbootdev}
 
     @property