Expect timeout on reseat

When doing a reseat, the target will tend to unplug
itself before a reply.

In such a scenario, be optimistic about the result.

Change-Id: Iae3aac15b48990e04dacabf94dd9149e9c0c1387

pyghmi/ipmi/oem/lenovo/imm.py

@@ -939,8 +939,11 @@ class XCCClient(IMMClient):
                 {'RoleId': role}, method='PATCH')
 
     def reseat(self):
-        rsp = self.wc.grab_json_response_with_status(
+        wc = self.wc.dupe(timeout=5)
+        rsp = wc.grab_json_response_with_status(
             '/api/providers/virt_reseat', '{}')
+        if rsp[1] == 500 and rsp[0] == 'Target Unavailable':
+            return
         if rsp[1] != 200 or rsp[0].get('return', 1) != 0:
             raise pygexc.UnsupportedFunctionality(
                 'This platform does not support AC reseat.')

pyghmi/redfish/oem/lenovo/xcc.py

@@ -268,8 +268,11 @@ class OEMHandler(generic.OEMHandler):
         if bay != -1:
             raise pygexc.UnsupportedFunctionality(
                 'This is not an enclosure manager')
-        rsp = self.wc.grab_json_response_with_status(
+        wc = self.wc.dupe(timeout=5)
+        rsp = wc.grab_json_response_with_status(
             '/api/providers/virt_reseat', '{}')
+        if rsp[1] == 500 and rsp[0] == 'Target Unavailable':
+            return
         if rsp[1] != 200 or rsp[0].get('return', 1) != 0:
             raise pygexc.UnsupportedFunctionality(
                 'This platform does not support AC reseat.')

pyghmi/util/webclient.py

@@ -160,9 +160,11 @@ class SecureHTTPConnection(httplib.HTTPConnection, object):
             self.sock.close()
             self.sock = None
 
-    def dupe(self):
+    def dupe(self, timeout=None):
+        if timeout is None:
+            timeout = self.mytimeout
         return SecureHTTPConnection(self.thehost, self.theport, clone=self,
-                                    timeout=self.mytimeout)
+                                    timeout=timeout)
 
     def set_header(self, key, value):
         self.stdheaders[key] = value