test/tools/Robot_Tool/libraries/ForwardingRuleManager.py

   1 """
   2 CSIT test tools.
   3 Authors: Baohua Yang@IBM, Denghui Huang@IBM
   4 Updated: 2013-11-05
   5 """
   6
   7 import sys
   8
   9 sys.path.append('..')
  10 from restlib import *
  11 from testmodule import TestModule
  12
  13 sys.path.remove('..')
  14
  15
  16 class ForwardingRuleManager(TestModule):
  17     """
  18     Test for the forwarding rule manager.
  19     Start 2-layer tree topology network. e.g., in Mininet, run  'sudo mn --controller=remote,ip=127.0.0.1 --mac --topo tree,2'
  20     """
  21
  22     def __init__(self, restSubContext='/controller/nb/v2/flowprogrammer', user=DEFAULT_USER, password=DEFAULT_PWD,
  23                  container=DEFAULT_CONTAINER, contentType='json', prefix=DEFAULT_PREFIX):
  24         super(self.__class__, self).__init__(restSubContext, user, password, container, contentType, prefix)
  25
  26     def get_flows(self):
  27         """
  28         The name is suggested to match the NB API.
  29         Show the flows
  30         """
  31         return super(self.__class__, self).get_entries('')
  32
  33     def add_flow_to_node(self, node_type, node_id, name, body):
  34         suffix = 'node/' + node_type + '/' + node_id + '/staticFlow'
  35         r = super(self.__class__, self).add_entry(suffix, name, body)
  36
  37     def remove_flow_from_node(self, node_type, node_id, name):
  38         suffix = 'node/' + node_type + '/' + node_id + '/staticFlow'
  39         r = super(self.__class__, self).remove_entry(suffix, name)
  40
  41     def test_flow_operations(self, node_type, node_id, name, body):
  42         """
  43         Test the add,remove,show actions on flows.
  44         >>> body = {'installInHw':'true','name':'flow1','node':{'id':'00:00:00:00:00:00:00:02','type':'OF'},'priority':'1','etherType':'0x800','nwDst':'10.0.0.1/32','actions':['OUTPUT=1']}
  45         >>> ForwardingRuleManager().test_flow_operations('OF','00:00:00:00:00:00:00:02','flow1',body)
  46         True
  47         >>> body = {'installInHw':'true','name':'flow2','node':{'id':'00:00:00:00:00:00:00:02','type':'OF'},'priority':'1','etherType':'0x800','nwDst':'10.0.0.2/32','actions':['OUTPUT=2']}
  48         >>> ForwardingRuleManager().test_flow_operations('OF','00:00:00:00:00:00:00:02','flow2',body)
  49         True
  50         """
  51         result = []
  52         #current flow table should be empty.
  53         r = self.get_flows()
  54         result.append(body not in r['flowConfig'])
  55         #Add a flow
  56         self.add_flow_to_node(node_type, node_id, name, body)
  57         r = self.get_flows()
  58         result.append(body in r['flowConfig'])
  59         #Remove the flow and test if succeed
  60         if result == [True, True]:
  61             self.remove_flow_from_node(node_type, node_id, name)
  62             r = self.get_flows()
  63             result.append(body not in r['flowConfig'])
  64         return result == [True, True, True]