nova compute fix regex in instance name

library/cloud/nova_compute

@@ -128,9 +128,12 @@ EXAMPLES = '''
 
 def _delete_server(module, nova):
     name = None
+    server_list = None
     try:
-        server = nova.servers.list(True, {'name': module.params['name']}).pop()
-        nova.servers.delete(server)
+        server_list = nova.servers.list(True, {'name': module.params['name']})
+        if server_list:
+            server = [x for x in server_list if x.name == module.params['name']]
+            nova.servers.delete(server.pop())
     except Exception as e:
         module.fail_json( msg = "Error in deleting vm: %s" % e.message)
     if module.params['wait'] == 'no':
@@ -187,7 +190,7 @@ def _get_server_state(module, nova):
     try:
         servers = nova.servers.list(True, {'name': module.params['name']})
         if servers:
-            server = servers.pop()
+            server = [x for x in servers if x.name == module.params['name']]
     except Exception as e:
         module.fail_json(msg = "Error in getting the server list: %s" % e.message)
     if server and module.params['state'] == 'present':