def get_flow_entry(
self,
flow_table=None,
index=None,
source_ip=None,
dest_ip=None,
source_port=None,
dest_port=None,
proto=None,
vrf_id=None,
refresh=True,
evicted=True):
'''
Returns tuple of forward and reverse flow instances of FlowEntry class
Returns (None, None) if not found
'''
reqd_entries = {}
forward_flow = None
reverse_flow = None
if refresh or not flow_table:
flow_table = self.get_flow_table(index=index, refresh=refresh,
evicted=evicted)
if index:
reqd_entries['index'] = index
if source_ip:
reqd_entries['sip'] = source_ip
if dest_ip:
reqd_entries['dip'] = dest_ip
if source_port:
reqd_entries['sport'] = str(source_port)
if dest_port:
reqd_entries['dport'] = str(dest_port)
if proto:
reqd_entries['proto'] = PROTO_MAP[proto]
if vrf_id:
reqd_entries['vrf_id'] = vrf_id
for flow_entry_item in flow_table.items:
if reqd_entries.viewitems() <= flow_entry_item.viewitems():
forward_flow = FlowEntry(flow_entry_item)
if flow_entry_item['rflow'] != '-1':
reverse_flow_item = [x for x
in flow_table.items
if x['index']==forward_flow.r_flow_index][0]
reverse_flow = FlowEntry(reverse_flow_item)
break
self.logger.debug('Forward flow: %s' % (forward_flow.dump() \
if forward_flow else None))
self.logger.debug('Reverse flow: %s' % (reverse_flow.dump() \
if reverse_flow else None))
return (forward_flow, reverse_flow)
def get_flow_entry(self,
flow_table=None,
index=None,
source_ip=None,
dest_ip=None,
source_port=None,
dest_port=None,
proto=None,
vrf_id=None,
refresh=True,
show_evicted=True):
'''
Returns tuple of forward and reverse flow instances of FlowEntry class
Returns (None, None) if not found
'''
reqd_entries = {}
forward_flow = None
reverse_flow = None
if refresh or not flow_table:
flow_table = self.get_flow_table(index=index,
refresh=refresh,
show_evicted=show_evicted)
if index:
reqd_entries['index'] = index
if source_ip:
reqd_entries['sip'] = source_ip
if dest_ip:
reqd_entries['dip'] = dest_ip
if source_port:
reqd_entries['sport'] = str(source_port)
if dest_port:
reqd_entries['dport'] = str(dest_port)
if proto:
reqd_entries['proto'] = PROTO_MAP[proto]
if vrf_id:
reqd_entries['vrf_id'] = vrf_id
for flow_entry_item in flow_table.items:
if reqd_entries.viewitems() <= flow_entry_item.viewitems():
forward_flow = FlowEntry(flow_entry_item)
if flow_entry_item['rflow'] != '-1':
reverse_flow_item = [
x for x in flow_table.items
if x['index'] == forward_flow.r_flow_index
][0]
reverse_flow = FlowEntry(reverse_flow_item)
break
self.logger.debug('Forward flow: %s' % (forward_flow.dump() \
if forward_flow else None))
self.logger.debug('Reverse flow: %s' % (reverse_flow.dump() \
if reverse_flow else None))
return (forward_flow, reverse_flow)
def get_flow_entry(
self,
flow_table=None,
index=None,
source_ip=None,
dest_ip=None,
source_port=None,
dest_port=None,
proto=None,
vrf_id=None,
refresh=True,
show_evicted=True,
all_flows=False):
'''
Returns tuple of forward and reverse flow instances of FlowEntry class
Returns (None, None) if not found
'''
reqd_entries = {}
forward_flow = None
reverse_flow = None
if refresh or not flow_table:
flow_table = self.get_flow_table(index=index, refresh=refresh,
show_evicted=show_evicted)
if index:
reqd_entries['index'] = index
if source_ip:
reqd_entries['sip'] = source_ip
if dest_ip:
reqd_entries['dip'] = dest_ip
if source_port:
reqd_entries['sport'] = str(source_port)
if dest_port:
reqd_entries['dport'] = str(dest_port)
if proto:
reqd_entries['proto'] = PROTO_MAP[proto]
if vrf_id:
reqd_entries['vrf_id'] = vrf_id
if all_flows:
all_flow_list = []
for flow_entry_item in flow_table.items:
if viewitems(reqd_entries) <= viewitems(flow_entry_item):
forward_flow = FlowEntry(flow_entry_item)
if flow_entry_item['rflow'] != '-1':
reverse_flow_item = [x for x
in flow_table.items
if x['index']==forward_flow.r_flow_index][0]
reverse_flow = FlowEntry(reverse_flow_item)
if all_flows:
all_flow_list.append((forward_flow, reverse_flow))
continue
else:
self.logger.debug('Forward flow: %s' % (forward_flow.dump() \
if forward_flow else None))
self.logger.debug('Reverse flow: %s' % (reverse_flow.dump() \
if reverse_flow else None))
return (forward_flow, reverse_flow)
if all_flows:
self.logger.debug('Returns multiple flows, %s, matching flow data as\
list of tuples', all_flow_list)
return all_flow_list
return (forward_flow, reverse_flow)
def get_flow_entry(
self,
flow_table=None,
index=None,
source_ip=None,
dest_ip=None,
source_port=None,
dest_port=None,
proto=None,
vrf_id=None,
refresh=True,
show_evicted=True,
all_flows=False):
'''
Returns tuple of forward and reverse flow instances of FlowEntry class
Returns (None, None) if not found
'''
reqd_entries = {}
forward_flow = None
reverse_flow = None
if refresh or not flow_table:
flow_table = self.get_flow_table(index=index, refresh=refresh,
show_evicted=show_evicted)
if index:
reqd_entries['index'] = index
if source_ip:
reqd_entries['sip'] = source_ip
if dest_ip:
reqd_entries['dip'] = dest_ip
if source_port:
reqd_entries['sport'] = str(source_port)
if dest_port:
reqd_entries['dport'] = str(dest_port)
if proto:
reqd_entries['proto'] = PROTO_MAP[proto]
if vrf_id:
reqd_entries['vrf_id'] = vrf_id
if all_flows:
all_flow_list = []
for flow_entry_item in flow_table.items:
if reqd_entries.viewitems() <= flow_entry_item.viewitems():
forward_flow = FlowEntry(flow_entry_item)
if flow_entry_item['rflow'] != '-1':
reverse_flow_item = [x for x
in flow_table.items
if x['index']==forward_flow.r_flow_index][0]
reverse_flow = FlowEntry(reverse_flow_item)
if all_flows:
all_flow_list.append((forward_flow, reverse_flow))
continue
else:
self.logger.debug('Forward flow: %s' % (forward_flow.dump() \
if forward_flow else None))
self.logger.debug('Reverse flow: %s' % (reverse_flow.dump() \
if reverse_flow else None))
return (forward_flow, reverse_flow)
if all_flows:
self.logger.debug('Returns multiple flows, %s, matching flow data as\
list of tuples', all_flow_list)
return all_flow_list