def __c_ofp_flow_info_serialization(self, resp):
flag = 'static' if resp.flags & mul.C_FL_ENT_STATIC else 'dynamic'
flag += ' clone' if resp.flags & mul.C_FL_ENT_CLONE else ' no-clone'
flag += ' not-verified' if resp.flags & mul.C_FL_ENT_NOT_INST else ' verified'
flag += ' local' if resp.flags & mul.C_FL_ENT_LOCAL else ' non-local'
flag += ' stale' if resp.flags & mul.C_FL_ENT_STALE else ' clean'
flag += ' residual' if resp.flags & mul.C_FL_ENT_RESIDUAL else ''
stat = {}
if resp.flags & mul.C_FL_ENT_GSTATS:
stat = {
'bps': mul.nbapi_parse_bps_to_str(resp.bps),
'pps': mul.nbapi_parse_bps_to_str(resp.pps),
'pkt_count': resp.packet_count,
'byte_count': resp.byte_count,
'alive' : resp.duration_sec
}
ret = self.__flow_struct_serialization(resp.flow, resp.mask)
ret.update({
'dpid': '0x%lx' % resp.datapath_id,
'flags' : flag,
'priority' : resp.priority,
'stat' : stat
})
return ret
def get_flow_stat(self, *args):
ret = {}
try:
dpid = int(args[0], 16)
version = mul.nbapi_get_switch_version_with_id(
dpid) #int(dpid, 16))
if version == 0:
raise Exception, 'no such switch'
flow_id = str(args[1])
flow = None
#flow = FlowHolder.getInstance().get(flow_id)
ret.update({
"flow_id": flow_id,
'bps': mul.nbapi_parse_bps_to_str(flow.bps),
'pps': mul.nbapi_parse_bps_to_str(flow.pps),
'pkt_count': flow.packet_count,
'byte_count': flow.byte_count
})
except KeyError:
ret.update({
'error_message': 'Failed to get flow stats',
'reason': 'No such flow_id'
})
finally:
self.finish(ret)
def __c_ofp_flow_info_serialization(self, resp):
flag = 'static' if resp.flags & mul.C_FL_ENT_STATIC else 'dynamic'
flag += ' clone' if resp.flags & mul.C_FL_ENT_CLONE else ' no-clone'
flag += ' not-verified' if resp.flags & mul.C_FL_ENT_NOT_INST else ' verified'
flag += ' local' if resp.flags & mul.C_FL_ENT_LOCAL else ' non-local'
flag += ' stale' if resp.flags & mul.C_FL_ENT_STALE else ' clean'
flag += ' residual' if resp.flags & mul.C_FL_ENT_RESIDUAL else ''
stat = {}
if resp.flags & mul.C_FL_ENT_GSTATS:
stat = {
'bps': mul.nbapi_parse_bps_to_str(resp.bps),
'pps': mul.nbapi_parse_bps_to_str(resp.pps),
'pkt_count': resp.packet_count,
'byte_count': resp.byte_count,
'alive': resp.duration_sec
}
ret = self.__flow_struct_serialization(resp.flow, resp.mask)
ret.update({
'dpid': '0x%lx' % resp.datapath_id,
'flags': flag,
'priority': resp.priority,
'stat': stat
})
return ret
def __get_switch_flow_stat_with_id(self, dpid, flow_id):
ret = {}
flow = mask = None
try:
dpid, flow, mask, prio = self.__flow_id_to_dpid_flow_mask_prio(
flow_id)
single_flow_list = mul.get_single_flow(int(dpid, 16), flow, mask,
int(prio, 16))
if len(single_flow_list) != 1:
raise Exception, 'no such flow'
resp = single_flow_list[0]
if resp.flags & mul.C_FL_ENT_GSTATS:
ret = {
"flow_id": flow_id,
'bps': mul.nbapi_parse_bps_to_str(resp.bps),
'pps': mul.nbapi_parse_bps_to_str(resp.pps),
'pkt_count': resp.packet_count,
'byte_count': resp.byte_count,
'alive': resp.duration_sec
}
else:
raise Exception, 'this flow disabled'
except Exception, e:
ret = {
'error_message': 'failed to get flow stats',
'reason': str(e)
}
def __get_switch_flow_stat_with_id(self, dpid, flow_id):
ret = {}
flow = mask = None
try:
dpid, flow, mask, prio = self.__flow_id_to_dpid_flow_mask_prio(flow_id)
single_flow_list = mul.get_single_flow(int(dpid, 16), flow, mask, int(prio, 16))
if len(single_flow_list) != 1:
raise Exception, 'no such flow'
resp = single_flow_list[0]
if resp.flags & mul.C_FL_ENT_GSTATS:
ret = {
"flow_id": flow_id,
'bps': mul.nbapi_parse_bps_to_str(resp.bps),
'pps': mul.nbapi_parse_bps_to_str(resp.pps),
'pkt_count': resp.packet_count,
'byte_count': resp.byte_count,
'alive' : resp.duration_sec
}
else:
raise Exception, 'this flow disabled'
except Exception, e:
ret = {'error_message' : 'failed to get flow stats' , 'reason' : str(e)}
def get_flow_stat(self, *args):
ret = {}
try :
dpid = int(args[0], 16)
version = mul.nbapi_get_switch_version_with_id(dpid)#int(dpid, 16))
if version == 0:
raise Exception, 'no such switch'
flow_id = str(args[1])
flow = None
#flow = FlowHolder.getInstance().get(flow_id)
ret.update({
"flow_id": flow_id,
'bps': mul.nbapi_parse_bps_to_str(flow.bps),
'pps': mul.nbapi_parse_bps_to_str(flow.pps),
'pkt_count': flow.packet_count,
'byte_count': flow.byte_count
})
except KeyError:
ret.update({'error_message':'Failed to get flow stats', 'reason':'No such flow_id'})
finally:
self.finish(ret)
