| # |
| # Copyright 2019 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. |
| # |
| import structlog |
| import socket |
| from voltha.adapters.openolt.openolt_utils import OpenoltUtils |
| from voltha.protos.device_pb2 import Port, Device |
| from voltha.protos.openflow_13_pb2 import OFPPS_LIVE, OFPPF_FIBER, \ |
| OFPPS_LINK_DOWN, OFPPF_1GB_FD, OFPC_PORT_STATS, OFPC_TABLE_STATS, \ |
| OFPC_FLOW_STATS, OFPC_GROUP_STATS, ofp_port, ofp_port_stats, ofp_desc, \ |
| ofp_switch_features |
| from voltha.core.logical_device_agent import mac_str_to_tuple |
| from voltha.protos.logical_device_pb2 import LogicalPort |
| from voltha.protos.common_pb2 import OperStatus, AdminState, ConnectStatus |
| from voltha.protos.logical_device_pb2 import LogicalDevice |
| from voltha.registry import registry |
| |
| |
| class OpenOltDataModel(object): |
| |
| def __init__(self, device, adapter_agent, platform): |
| self.log = structlog.get_logger() |
| |
| self.device = device |
| self.adapter_agent = adapter_agent |
| self.platform = platform |
| self.logical_device_id = None |
| |
| self.device.root = True |
| self.device.connect_status = ConnectStatus.UNREACHABLE |
| self.device.oper_status = OperStatus.ACTIVATING |
| |
| self.adapter_agent.update_device(device) |
| |
| def reconcile(self): |
| assert self.logical_device_id is not None |
| self.adapter_agent.reconcile_logical_device( |
| self.logical_device_id) |
| |
| def olt_create(self, device_info): |
| if self.logical_device_id is not None: |
| return |
| |
| dpid = device_info.device_id |
| serial_number = device_info.device_serial_number |
| |
| if dpid is None or dpid == '': |
| uri = self.device.host_and_port.split(":")[0] |
| try: |
| socket.inet_pton(socket.AF_INET, uri) |
| dpid = '00:00:' + OpenoltUtils.ip_hex(uri) |
| except socket.error: |
| # this is not an IP |
| dpid = OpenoltUtils.str_to_mac(uri) |
| |
| self.log.info('creating-openolt-logical-device', dp_id=dpid, |
| serial_number=serial_number) |
| |
| hw_desc = device_info.model |
| if device_info.hardware_version: |
| hw_desc += '-' + device_info.hardware_version |
| |
| # Create logical OF device |
| ld = LogicalDevice( |
| root_device_id=self.device.id, |
| switch_features=ofp_switch_features( |
| n_buffers=256, # TODO fake for now |
| n_tables=2, # TODO ditto |
| capabilities=( # TODO and ditto |
| OFPC_FLOW_STATS |
| | OFPC_TABLE_STATS |
| | OFPC_PORT_STATS |
| | OFPC_GROUP_STATS |
| ) |
| ), |
| desc=ofp_desc( |
| serial_num=serial_number |
| ) |
| ) |
| self.logical_device_id = \ |
| self.adapter_agent.create_logical_device(ld, dpid=dpid).id |
| |
| self.device.vendor = device_info.vendor |
| self.device.model = device_info.model |
| self.device.hardware_version = device_info.hardware_version |
| self.device.firmware_version = device_info.firmware_version |
| self.device.connect_status = ConnectStatus.REACHABLE |
| self.device.serial_number = serial_number |
| |
| self.adapter_agent.update_device(self.device) |
| |
| self.log.info('created-openolt-logical-device', |
| logical_device_id=self.logical_device_id) |
| |
| return self.logical_device_id |
| |
| def disable_logical_device(self): |
| |
| oper_state = OperStatus.UNKNOWN |
| connect_state = ConnectStatus.UNREACHABLE |
| |
| child_devices = self.adapter_agent.get_child_devices(self.device.id) |
| for onu_device in child_devices: |
| onu_adapter_agent = \ |
| registry('adapter_loader').get_agent(onu_device.adapter) |
| onu_adapter_agent.update_interface(onu_device, |
| {'oper_state': 'down'}) |
| self.onu_ports_down(onu_device, oper_state) |
| |
| # Children devices |
| self.adapter_agent.update_child_devices_state( |
| self.device.id, oper_status=oper_state, |
| connect_status=connect_state) |
| # Device Ports |
| device_ports = self.adapter_agent.get_ports(self.device.id, |
| Port.ETHERNET_NNI) |
| logical_ports_ids = [port.label for port in device_ports] |
| device_ports += self.adapter_agent.get_ports(self.device.id, |
| Port.PON_OLT) |
| |
| for port in device_ports: |
| port.oper_status = oper_state |
| self.adapter_agent.add_port(self.device.id, port) |
| |
| # Device logical port |
| for logical_port_id in logical_ports_ids: |
| logical_port = self.adapter_agent.get_logical_port( |
| self.logical_device_id, logical_port_id) |
| logical_port.ofp_port.state = OFPPS_LINK_DOWN |
| self.adapter_agent.update_logical_port(self.logical_device_id, |
| logical_port) |
| self.device.oper_status = oper_state |
| self.device.connect_status = connect_state |
| self.adapter_agent.update_device(self.device) |
| |
| def add_logical_port(self, port_no, intf_id, oper_state): |
| self.log.info('adding-logical-port', port_no=port_no) |
| |
| label = OpenoltUtils.port_name(port_no, Port.ETHERNET_NNI) |
| |
| cap = OFPPF_1GB_FD | OFPPF_FIBER |
| curr_speed = OFPPF_1GB_FD |
| max_speed = OFPPF_1GB_FD |
| |
| if oper_state == OperStatus.ACTIVE: |
| of_oper_state = OFPPS_LIVE |
| else: |
| of_oper_state = OFPPS_LINK_DOWN |
| |
| ofp = ofp_port( |
| port_no=port_no, |
| hw_addr=mac_str_to_tuple( |
| OpenoltUtils.make_mac_from_port_no(port_no)), |
| name=label, config=0, state=of_oper_state, curr=cap, |
| advertised=cap, peer=cap, curr_speed=curr_speed, |
| max_speed=max_speed) |
| |
| ofp_stats = ofp_port_stats(port_no=port_no) |
| |
| logical_port = LogicalPort( |
| id=label, ofp_port=ofp, device_id=self.device.id, |
| device_port_no=port_no, root_port=True, |
| ofp_port_stats=ofp_stats) |
| |
| self.adapter_agent.add_logical_port(self.logical_device_id, |
| logical_port) |
| |
| def olt_oper_up(self): |
| self.device.parent_id = self.logical_device_id |
| self.device.oper_status = OperStatus.ACTIVE |
| self.adapter_agent.update_device(self.device) |
| |
| def olt_oper_down(self): |
| self.disable_logical_device() |
| |
| def onu_create(self, intf_id, onu_id, serial_number): |
| |
| onu_device = self.adapter_agent.get_child_device( |
| self.device.id, |
| serial_number=serial_number) |
| |
| if onu_device: |
| self.log.debug("data_model onu update", intf_id=intf_id, |
| onu_id=onu_id, serial_number=serial_number) |
| onu_device.oper_status = OperStatus.DISCOVERED |
| onu_device.connect_status = ConnectStatus.REACHABLE |
| self.adapter_agent.update_device(onu_device) |
| return |
| |
| self.log.debug("data_model onu create", intf_id=intf_id, |
| onu_id=onu_id, serial_number=serial_number) |
| |
| # NOTE - channel_id of onu is set to intf_id |
| proxy_address = Device.ProxyAddress(device_id=self.device.id, |
| channel_id=intf_id, onu_id=onu_id, |
| onu_session_id=onu_id) |
| port_no = self.platform.intf_id_to_port_no(intf_id, Port.PON_OLT) |
| vendor_id = serial_number[:4] |
| self.adapter_agent.add_onu_device( |
| parent_device_id=self.device.id, parent_port_no=port_no, |
| vendor_id=vendor_id, proxy_address=proxy_address, |
| root=False, serial_number=serial_number, |
| admin_state=AdminState.ENABLED, |
| connect_status=ConnectStatus.REACHABLE |
| ) |
| |
| def onu_id(self, serial_number): |
| onu_device = self.adapter_agent.get_child_device( |
| self.device.id, |
| serial_number=serial_number) |
| |
| if onu_device: |
| return onu_device.proxy_address.onu_id |
| else: |
| return 0 # Invalid onu id |