Fix issues with OEM retrieval

Also small performance boost to XCC3 retrieval.

Change-Id: I186c2f87f4dbc213b4a56de3b18de5afcf62f08a

pyghmi/redfish/command.py

@@ -996,6 +996,7 @@ class Command(object):
                              {'HostName': hostname}, 'PATCH')
 
     def get_firmware(self, components=()):
+        self._fwnamemap = {}
         try:
             for firminfo in self.oem.get_firmware_inventory(components, self):
                 yield firminfo
@@ -1003,7 +1004,6 @@ class Command(object):
             return
         fwlist = self._do_web_request(self._fwinventory)
         fwurls = [x['@odata.id'] for x in fwlist.get('Members', [])]
-        self._fwnamemap = {}
         for res in self._do_bulk_requests(fwurls):
             res = self._extract_fwinfo(res)
             if res[0] is None:

pyghmi/redfish/oem/lenovo/xcc3.py

@@ -1,3 +1,4 @@
+import copy
 import pyghmi.redfish.oem.generic as generic
 import pyghmi.exceptions as pygexc
 
@@ -97,16 +98,14 @@ class OEMHandler(generic.OEMHandler):
         return currsettings, reginfo
 
     def get_firmware_inventory(self, components, fishclient):
-        fwlist = fishclient._do_web_request(fishclient._fwinventory)
-        rawfwurls = [x['@odata.id'] for x in fwlist.get('Members', [])]
-        fwurls = []
-        for fwurl in rawfwurls:
+        fwlist = fishclient._do_web_request(fishclient._fwinventory + '?$expand=.')
+        fwlist = copy.deepcopy(fwlist.get('Members', []))
+        self._fwnamemap = {}
+        for redres in fwlist:
+            fwurl = redres['@odata.id']
+            res = (redres, fwurl)
             if fwurl.startswith('/redfish/v1/UpdateService/FirmwareInventory/Bundle.'):
                 continue  # skip Bundle information for now
-            fwurls.append(fwurl)
-        self._fwnamemap = {}
-        for res in fishclient._do_bulk_requests(fwurls):
-            redres = res[0]
             if redres.get('Name', '').startswith('Firmware:'):
                 redres['Name'] = redres['Name'].replace('Firmware:', '')
             if redres['Name'].startswith('Firmware-PSoC') and 'Drive_Backplane' in redres["@odata.id"]: