def app_event_handler(self, ev):
print ('[INFO FlowClassify.app_event_handler] %s' % ev.msg)
t1 = time.time()
st = datetime.datetime.fromtimestamp(t1).strftime('%Y-%m-%d %H:%M:%S')
self.logger.info('timestamp = %s', st)
flow_list_in_dp = flowutils.get_flow_in_dp(constant.Detect_switch_DPID)
db_util.update_app_for_flows(data_collection.flow_list, constant.FlowClassification_IP, constant.db_method)
evaluator.app_evaluation(flow_list_in_dp)
evaluator.member_evaluation(flow_list_in_dp, data_collection.member_list)
# print '[INFO FlowClassify._monitor]Flow Statistic Class\n>> member'
# for key in statistic.database_member_record:
# print " >", key, statistic.database_member_record[key]
# for key2 in statistic.database_member_record[key].apprate:
# print " >", key2, statistic.database_member_record[key].apprate[key2]
evaluator.group_evaluation(statistic.database_member_record, data_collection.group_list)
print '[INFO FlowClassify._monitor]Flow Statistic Class\n>> group'
self.logger.info('[INFO FlowClassify._monitor]Flow Statistic Class\n>> group')
for key in statistic.database_group_record:
print " >", key, statistic.database_group_record[key], statistic.database_group_record[key].member.keys()
v = 0.0
for key2 in statistic.database_group_record[key].apprate:
print " >", key2, statistic.database_group_record[key].apprate[key2]
self.logger.info('%s %f', key2, statistic.database_group_record[key].apprate[key2])
v += statistic.database_group_record[key].apprate[key2]
statistic.database_group_record[key].total = v
print ' > total bandwidth: ', statistic.database_group_record[key].total
self.logger.info(' > total bandwidth: %f', statistic.database_group_record[key].total)
ev = Qos_UpdateEvent('Update qos for flow')
self.send_event_to_observers(ev)
def get_flow_data(self, req, **kwargs):
"""Get Flow data method."""
dic = {}
flow_list_in_dp = flowutils.get_flow_in_dp(constant.Detect_switch_DPID)
for key in flow_list_in_dp:
flow_c = data_collection.flow_list[key]
# disable counter limitation for getting flows
list_f = {
"src_mac": flow_c.src_mac,
"dst_mac": flow_c.dst_mac,
"src_ip": flow_c.src_ip,
"dst_ip": flow_c.dst_ip,
"src_port": flow_c.src_port,
"dst_port": flow_c.dst_port,
"ip_proto": flow_c.ip_proto,
"rate": flow_c.rate,
"app": flow_c.app
}
dic.update({key: list_f})
body = json.dumps(dic)
return Response(content_type='application/json', body=body)
def _routing_adjust(self, ev):
datapath_list = ev.msg
self.load = ev.load
self.sw_stat = dict((k, v) for k, v in data_collection.switch_stat.items())
switch_list = get_switch(self.topology_api_app, None)
for datapath in switch_list:
flow_list_in_dp = flowutils.get_flow_in_dp(datapath.dp.id)
for key_tuples in flow_list_in_dp.keys():
flow = data_collection.flow_list.get(key_tuples)
if flow.r_limited > 3:
flow.r_limited = 0
elif flow.r_limited >= 1 and flow.r_limited <= 3:
flow.r_limited += 1
for datapath_id in datapath_list:
datapath = get_switch(self.topology_api_app, dpid=datapath_id)
flow_list_in_dp = flowutils.get_flow_in_dp(datapath[0].dp.id)
self._adjustment_handler(flow_list_in_dp, datapath[0].dp.id)
def get_flow_data(self, req, **kwargs):
"""Get Flow data method."""
dic = {}
flow_list_in_dp = flowutils.get_flow_in_dp(constant.Detect_switch_DPID)
for key in flow_list_in_dp:
flow_c = data_collection.flow_list[key]
# disable counter limitation for getting flows
list_f = {"src_mac": flow_c.src_mac, "dst_mac": flow_c.dst_mac,
"src_ip": flow_c.src_ip, "dst_ip": flow_c.dst_ip,
"src_port": flow_c.src_port, "dst_port": flow_c.dst_port,
"ip_proto": flow_c.ip_proto, "rate": flow_c.rate, "app": flow_c.app}
dic.update({key: list_f})
body = json.dumps(dic)
return Response(content_type='application/json', body=body)
