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#
# Copyright 2018 the original author or authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from __future__ import absolute_import
import structlog
from enum import Enum
from voltha_protos.common_pb2 import OperStatus, AdminState
from voltha_protos.device_pb2 import Port
from voltha_protos.openflow_13_pb2 import OFPPF_10GB_FD
from pyvoltha.common.utils.nethelpers import mac_str_to_tuple
from voltha_protos.logical_device_pb2 import LogicalPort
from voltha_protos.openflow_13_pb2 import OFPPS_LIVE, OFPPF_FIBER, OFPPS_LINK_DOWN
from voltha_protos.openflow_13_pb2 import ofp_port
class UniType(Enum):
"""
UNI Types Defined in G.988
"""
PPTP = 'PhysicalPathTerminationPointEthernet'
VEIP = 'VirtualEthernetInterfacePoint'
# TODO: Add others as they become supported
class UniPort(object):
"""Wraps southbound-port(s) support for ONU"""
def __init__(self, handler, name, uni_id, port_no, ofp_port_no,
type=UniType.PPTP):
self.log = structlog.get_logger(device_id=handler.device_id,
port_no=port_no)
self._enabled = False
self._handler = handler
self._name = name
self._port = None
self._port_number = port_no
self._ofp_port_no = ofp_port_no
self._entity_id = None
self._mac_bridge_port_num = 0
self._type = type
self._uni_id = uni_id
self._admin_state = AdminState.ENABLED
self._oper_status = OperStatus.ACTIVE
def __str__(self):
return "UniPort - name: {}, port_number: {}, entity_id: {}, mac_bridge_port_num: {}, type: {}, ofp_port: {}"\
.format(self.name, self.port_number, self.entity_id, self._mac_bridge_port_num, self.type, self._ofp_port_no)
def __repr__(self):
return str(self)
@staticmethod
def create(handler, name, uni_id, port_no, ofp_port_no, type):
port = UniPort(handler, name, uni_id, port_no, ofp_port_no, type)
return port
def _start(self):
self._cancel_deferred()
self._admin_state = AdminState.ENABLED
self._oper_status = OperStatus.ACTIVE
def _stop(self):
self._cancel_deferred()
self._admin_state = AdminState.DISABLED
self._oper_status = OperStatus.UNKNOWN
def delete(self):
self.enabled = False
self._handler = None
def _cancel_deferred(self):
pass
@property
def name(self):
return self._name
@property
def enabled(self):
return self._enabled
@enabled.setter
def enabled(self, value):
if self._enabled != value:
self._enabled = value
if value:
self._start()
else:
self._stop()
@property
def uni_id(self):
"""
Physical prt index on ONU 0 - N
:return: (int) uni id
"""
return self._uni_id
@property
def mac_bridge_port_num(self):
"""
Port number used when creating MacBridgePortConfigurationDataFrame port number
:return: (int) port number
"""
return self._mac_bridge_port_num
@mac_bridge_port_num.setter
def mac_bridge_port_num(self, value):
self._mac_bridge_port_num = value
@property
def port_number(self):
"""
Physical device port number
:return: (int) port number
"""
return self._port_number
@property
def entity_id(self):
"""
OMCI UNI_G entity ID for port
"""
return self._entity_id
@entity_id.setter
def entity_id(self, value):
assert self._entity_id is None, 'Cannot reset the Entity ID'
self._entity_id = value
@property
def type(self):
"""
UNI Type used in OMCI messaging
:return: (UniType) One of the enumerated types
"""
return self._type
def get_port(self):
"""
Get the VOLTHA PORT object for this port
:return: VOLTHA Port object
"""
self._port = Port(port_no=self.port_number,
label=self.port_id_name(),
type=Port.ETHERNET_UNI,
admin_state=self._admin_state,
oper_status=self._oper_status)
return self._port
def port_id_name(self):
return 'uni-{}'.format(self._port_number)