def runTest(self):
msg = message.flow_stats_entry()
match = ofp.ofp_match()
match.wildcards &= ~ofp.OFPFW_IN_PORT
act = action.action_output()
act.port = 3
msg.match = match
pkt = msg.pack()
self.assertEqual(len(pkt), 136)
inst = instruction.instruction_apply_actions()
self.assertTrue(inst.actions.add(act), "Could not add action")
self.assertTrue(msg.instructions.add(inst), "Could not add instructions")
#self.assertTrue(msg.actions.add(act), "Could not add action")
pkt = msg.pack()
# 160 = 136 for flow_stats_entry and 24 for instruction_list
self.assertEqual(len(pkt), 160)
rep = message.flow_stats_reply()
self.assertEqual(len(rep.pack()),12)
rep.stats.append(msg)
self.assertEqual(len(rep.pack()),172)
def flow_stats_get(self, flow_stats_request, groups):
"""
Return an ofp_flow_stats object based on the flow stats request
"""
replies = []
if flow_stats_request.table_id == 0xff: # do they want all tables?
for table in self.tables:
replies += table.flow_stats_get(flow_stats_request, groups)
else:
if flow_stats_request.table_id < len(self.tables): # else specific table
replies += self.tables[flow_stats_request.table_id].flow_stats_get(flow_stats_request,groups)
else:
#@todo find/create an error message library and replace this with it
err = message.bad_request_error_msg()
err.header.xid = flow_stats_request.header.xid
err.data = flow_stats_request
err.type = ofp.OFPET_BAD_REQUEST
err.code = ofp.OFPBRC_BAD_TABLE_ID
return err
reply = message.flow_stats_reply()
reply.header.xid = flow_stats_request.header.xid
reply.stats = replies
return reply
def flow_stats_get(self, flow_stats_request, groups):
"""
Return an ofp_flow_stats object based on the flow stats request
"""
replies = []
if flow_stats_request.table_id == 0xFF: # do they want all tables?
for table in self.tables:
replies += table.flow_stats_get(flow_stats_request, groups)
else:
if flow_stats_request.table_id < len(self.tables): # else specific table
replies += self.tables[flow_stats_request.table_id].flow_stats_get(flow_stats_request, groups)
else:
# @todo find/create an error message library and replace this with it
err = message.bad_request_error_msg()
err.header.xid = flow_stats_request.header.xid
err.data = flow_stats_request
err.type = ofp.OFPET_BAD_REQUEST
err.code = ofp.OFPBRC_BAD_TABLE_ID
return err
reply = message.flow_stats_reply()
reply.header.xid = flow_stats_request.header.xid
reply.stats = replies
return reply
