1#!/usr/bin/env python3 2# 3# Copyright (c) 2016, The OpenThread Authors. 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions are met: 8# 1. Redistributions of source code must retain the above copyright 9# notice, this list of conditions and the following disclaimer. 10# 2. Redistributions in binary form must reproduce the above copyright 11# notice, this list of conditions and the following disclaimer in the 12# documentation and/or other materials provided with the distribution. 13# 3. Neither the name of the copyright holder nor the 14# names of its contributors may be used to endorse or promote products 15# derived from this software without specific prior written permission. 16# 17# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 18# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 21# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 25# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27# POSSIBILITY OF SUCH DAMAGE. 28# 29import os 30from enum import Enum 31 32import coap 33import dtls 34import ipv6 35import lowpan 36import mesh_cop 37import message 38import mle 39import net_crypto 40import network_data 41import network_diag 42import network_layer 43import simulator 44import sniffer 45from tlvs_parsing import SubTlvsFactory 46 47MESH_LOCAL_PREFIX = 'fd00:db8::/64' 48MESH_LOCAL_PREFIX_REGEX_PATTERN = '^fd00:0?db8:0{0,4}:0{0,4}' 49ROUTING_LOCATOR = '64/:0:ff:fe00:/16' 50ROUTING_LOCATOR_REGEX_PATTERN = r'.*:(0)?:0{0,2}ff:fe00:\w{1,4}$' 51LINK_LOCAL = 'fe80:/112' 52LINK_LOCAL_REGEX_PATTERN = '^fe80:.*' 53ALOC_FLAG_REGEX_PATTERN = '.*:fc..$' 54LINK_LOCAL_All_THREAD_NODES_MULTICAST_ADDRESS = 'ff32:40:fd00:db8:0:0:0:1' 55REALM_LOCAL_All_THREAD_NODES_MULTICAST_ADDRESS = 'ff33:40:fd00:db8:0:0:0:1' 56REALM_LOCAL_ALL_NODES_ADDRESS = 'ff03::1' 57REALM_LOCAL_ALL_ROUTERS_ADDRESS = 'ff03::2' 58LINK_LOCAL_ALL_NODES_ADDRESS = 'ff02::1' 59LINK_LOCAL_ALL_ROUTERS_ADDRESS = 'ff02::2' 60TMF_PORT = 61631 61 62DOMAIN_PREFIX = 'fd00:7d03:7d03:7d03::/64' 63DOMAIN_PREFIX_REGEX_PATTERN = '^fd00:7d03:7d03:7d03:' 64DOMAIN_PREFIX_ALTER = 'fd00:7d04:7d04:7d04::/64' 65 66PORT_OFFSET = int(os.getenv('PORT_OFFSET', '0')) 67BACKBONE_IPV6_ADDR_START = f'{0x9100 + PORT_OFFSET:04x}' 68BACKBONE_PREFIX = f'{BACKBONE_IPV6_ADDR_START}::/64' 69BACKBONE_PREFIX_REGEX_PATTERN = f'^{BACKBONE_IPV6_ADDR_START}:' 70BACKBONE_DOCKER_NETWORK_NAME = f'backbone{PORT_OFFSET}' 71BACKBONE_DOCKER_NETWORK_DEFAULT_ID = 0 72BACKBONE_IFNAME = 'eth0' 73THREAD_IFNAME = 'wpan0' 74 75OTBR_DOCKER_IMAGE = os.getenv('OTBR_DOCKER_IMAGE', 'otbr-ot12-backbone-ci') 76OTBR_DOCKER_NAME_PREFIX = f'otbr_{PORT_OFFSET}_' 77 78ALL_NETWORK_BBRS_ADDRESS = 'ff32:40:fd00:db8:0:0:0:3' 79 80ALL_DOMAIN_BBRS_ADDRESS = 'ff32:40:fd00:7d03:7d03:7d03:0:3' 81ALL_DOMAIN_BBRS_ADDRESS_ALTER = 'ff32:40:fd00:7d04:7d04:7d04:0:3' 82 83ONLINK_GUA_PREFIX = '2021::/64' 84 85# Any address starts with 'fd' are considered on-link address. 86ONLINK_PREFIX_REGEX_PATTERN = '^fd' 87 88DEFAULT_NETWORK_KEY = bytearray([ 89 0x00, 90 0x11, 91 0x22, 92 0x33, 93 0x44, 94 0x55, 95 0x66, 96 0x77, 97 0x88, 98 0x99, 99 0xaa, 100 0xbb, 101 0xcc, 102 0xdd, 103 0xee, 104 0xff, 105]) 106 107 108class ADDRESS_TYPE(Enum): 109 LINK_LOCAL = 'LINK_LOCAL' # For Thread interface link-local only 110 GLOBAL = 'GLOBAL' 111 RLOC = 'RLOC' 112 ALOC = 'ALOC' 113 ML_EID = 'ML_EID' 114 DUA = 'DUA' 115 BACKBONE_GUA = 'BACKBONE_GUA' 116 BACKBONE_LINK_LOCAL = 'BACKBONE_LINK_LOCAL' 117 OMR = 'OMR' 118 ONLINK_ULA = 'ONLINK_ULA' 119 ONLINK_GUA = 'ONLINK_GUA' 120 121 122RSSI = { 123 'LINK_QULITY_0': -100, 124 'LINK_QULITY_1': -95, 125 'LINK_QULITY_2': -85, 126 'LINK_QULITY_3': -65, 127} 128 129SNIFFER_ID = int(os.getenv('SNIFFER_ID', 34)) 130 131CHANNEL = 11 132CHANNEL_MASK = 0x07fff800 133EXTENDED_PANID = 'dead00beef00cafe' 134NETWORK_NAME = 'OpenThread' 135PANID = 0xface 136PSKC = 'c23a76e98f1a6483639b1ac1271e2e27' 137SECURITY_POLICY = [672, 'onrc'] 138 139LEADER_STARTUP_DELAY = 12 140ROUTER_STARTUP_DELAY = 10 141ED_STARTUP_DELAY = 5 142BORDER_ROUTER_STARTUP_DELAY = 20 143MAX_NEIGHBOR_AGE = 100 144INFINITE_COST_TIMEOUT = 90 145 146MAX_ADVERTISEMENT_INTERVAL = 32 147MLE_END_DEVICE_TIMEOUT = 100 148 149AQ_TIMEOUT = 3 150ADDRESS_QUERY_INITIAL_RETRY_DELAY = 15 151DEFAULT_CHILD_TIMEOUT = 6 152VIRTUAL_TIME = int(os.getenv('VIRTUAL_TIME', 0)) 153PARENT_AGGREGATIOIN_DELAY = 5 154DUA_DAD_DELAY = 5 155DEFAULT_BBR_REGISTRATION_JITTER = 2 156DEFAULT_ROUTER_SELECTION_JITTER = 1 157 158LEADER_NOTIFY_SED_BY_CHILD_UPDATE_REQUEST = True 159 160THREAD_VERSION_1_1 = 2 161THREAD_VERSION_1_2 = 3 162THREAD_VERSION_1_3 = 4 163 164PACKET_VERIFICATION_NONE = 0 165PACKET_VERIFICATION_DEFAULT = 1 166PACKET_VERIFICATION_TREL = 2 167 168# After leader reset it may retransmit link request 6 times with max 5.5s interval 169LEADER_RESET_DELAY = 41 170# After router reset it may retransmit link request 3 times with max 5.5s interval 171ROUTER_RESET_DELAY = 23 172MLE_MAX_CRITICAL_TRANSMISSION_COUNT = 6 173MLE_MAX_TRANSMISSION_COUNT = 3 174 175 176def create_default_network_data_prefix_sub_tlvs_factories(): 177 return { 178 network_data.TlvType.HAS_ROUTE: 179 network_data.HasRouteFactory(routes_factory=network_data.RoutesFactory( 180 route_factory=network_data.RouteFactory())), 181 network_data.TlvType.BORDER_ROUTER: 182 network_data.BorderRouterFactory(), 183 network_data.TlvType.LOWPAN_ID: 184 network_data.LowpanIdFactory(), 185 } 186 187 188def create_default_network_data_prefix_sub_tlvs_factory(): 189 return network_data.PrefixSubTlvsFactory( 190 sub_tlvs_factories=create_default_network_data_prefix_sub_tlvs_factories()) 191 192 193def create_default_network_data_service_sub_tlvs_factories(): 194 return {network_data.TlvType.SERVER: network_data.ServerFactory()} 195 196 197def create_default_network_data_service_sub_tlvs_factory(): 198 return network_data.ServiceSubTlvsFactory( 199 sub_tlvs_factories=create_default_network_data_service_sub_tlvs_factories()) 200 201 202def create_default_network_data_commissioning_data_sub_tlvs_factories(): 203 return { 204 mesh_cop.TlvType.CHANNEL: mesh_cop.ChannelFactory(), 205 mesh_cop.TlvType.STEERING_DATA: mesh_cop.SteeringDataFactory(), 206 mesh_cop.TlvType.BORDER_AGENT_LOCATOR: mesh_cop.BorderAgentLocatorFactory(), 207 mesh_cop.TlvType.COMMISSIONER_SESSION_ID: mesh_cop.CommissionerSessionIdFactory(), 208 mesh_cop.TlvType.COMMISSIONER_UDP_PORT: mesh_cop.CommissionerUdpPortFactory(), 209 } 210 211 212def create_default_network_data_commissioning_data_sub_tlvs_factory(): 213 return network_data.CommissioningDataSubTlvsFactory( 214 sub_tlvs_factories=create_default_network_data_commissioning_data_sub_tlvs_factories()) 215 216 217def create_default_network_data_tlvs_factories(): 218 return { 219 network_data.TlvType.PREFIX: 220 network_data.PrefixFactory(sub_tlvs_factory=create_default_network_data_prefix_sub_tlvs_factory()), 221 network_data.TlvType.SERVICE: 222 network_data.ServiceFactory(sub_tlvs_factory=create_default_network_data_service_sub_tlvs_factory()), 223 network_data.TlvType.COMMISSIONING: 224 network_data.CommissioningDataFactory( 225 sub_tlvs_factory=create_default_network_data_commissioning_data_sub_tlvs_factory()), 226 } 227 228 229def create_default_network_data_tlvs_factory(): 230 return network_data.NetworkDataTlvsFactory(sub_tlvs_factories=create_default_network_data_tlvs_factories()) 231 232 233def create_default_mle_tlv_route64_factory(): 234 return mle.Route64Factory(link_quality_and_route_data_factory=mle.LinkQualityAndRouteDataFactory()) 235 236 237def create_default_mle_tlv_network_data_factory(): 238 return mle.NetworkDataFactory(network_data_tlvs_factory=create_default_network_data_tlvs_factory()) 239 240 241def create_default_mle_tlv_address_registration_factory(): 242 return mle.AddressRegistrationFactory( 243 addr_compressed_factory=mle.AddressCompressedFactory(), 244 addr_full_factory=mle.AddressFullFactory(), 245 ) 246 247 248def create_default_mle_tlv_thread_discovery_factory(): 249 return mle.ThreadDiscoveryFactory(thread_discovery_tlvs_factory=create_default_thread_discovery_tlvs_factory()) 250 251 252def create_default_thread_discovery_tlvs_factory(): 253 return mesh_cop.ThreadDiscoveryTlvsFactory(sub_tlvs_factories=create_default_thread_discovery_sub_tlvs_factories()) 254 255 256def create_default_thread_discovery_sub_tlvs_factories(): 257 return { 258 mesh_cop.TlvType.DISCOVERY_REQUEST: mesh_cop.DiscoveryRequestFactory(), 259 mesh_cop.TlvType.DISCOVERY_RESPONSE: mesh_cop.DiscoveryResponseFactory(), 260 mesh_cop.TlvType.EXTENDED_PANID: mesh_cop.ExtendedPanidFactory(), 261 mesh_cop.TlvType.NETWORK_NAME: mesh_cop.NetworkNameFactory(), 262 mesh_cop.TlvType.STEERING_DATA: mesh_cop.SteeringDataFactory(), 263 mesh_cop.TlvType.JOINER_UDP_PORT: mesh_cop.JoinerUdpPortFactory(), 264 mesh_cop.TlvType.COMMISSIONER_UDP_PORT: mesh_cop.CommissionerUdpPortFactory(), 265 } 266 267 268def create_default_mle_tlvs_factories(): 269 return { 270 mle.TlvType.SOURCE_ADDRESS: mle.SourceAddressFactory(), 271 mle.TlvType.MODE: mle.ModeFactory(), 272 mle.TlvType.TIMEOUT: mle.TimeoutFactory(), 273 mle.TlvType.CHALLENGE: mle.ChallengeFactory(), 274 mle.TlvType.RESPONSE: mle.ResponseFactory(), 275 mle.TlvType.LINK_LAYER_FRAME_COUNTER: mle.LinkLayerFrameCounterFactory(), 276 mle.TlvType.MLE_FRAME_COUNTER: mle.MleFrameCounterFactory(), 277 mle.TlvType.ROUTE64: create_default_mle_tlv_route64_factory(), 278 mle.TlvType.ADDRESS16: mle.Address16Factory(), 279 mle.TlvType.LEADER_DATA: mle.LeaderDataFactory(), 280 mle.TlvType.NETWORK_DATA: create_default_mle_tlv_network_data_factory(), 281 mle.TlvType.TLV_REQUEST: mle.TlvRequestFactory(), 282 mle.TlvType.SCAN_MASK: mle.ScanMaskFactory(), 283 mle.TlvType.CONNECTIVITY: mle.ConnectivityFactory(), 284 mle.TlvType.LINK_MARGIN: mle.LinkMarginFactory(), 285 mle.TlvType.STATUS: mle.StatusFactory(), 286 mle.TlvType.VERSION: mle.VersionFactory(), 287 mle.TlvType.ADDRESS_REGISTRATION: create_default_mle_tlv_address_registration_factory(), 288 mle.TlvType.CHANNEL: mle.ChannelFactory(), 289 mle.TlvType.PANID: mle.PanIdFactory(), 290 mle.TlvType.ACTIVE_TIMESTAMP: mle.ActiveTimestampFactory(), 291 mle.TlvType.PENDING_TIMESTAMP: mle.PendingTimestampFactory(), 292 mle.TlvType.CSL_CHANNEL: mle.CslChannelFactory(), 293 mle.TlvType.CSL_SYNCHRONIZED_TIMEOUT: mle.CslSynchronizedTimeoutFactory(), 294 mle.TlvType.CSL_CLOCK_ACCURACY: mle.CslClockAccuracyFactory(), 295 mle.TlvType.ACTIVE_OPERATIONAL_DATASET: mle.ActiveOperationalDatasetFactory(), 296 mle.TlvType.PENDING_OPERATIONAL_DATASET: mle.PendingOperationalDatasetFactory(), 297 mle.TlvType.TIME_REQUEST: mle.TimeRequestFactory(), 298 mle.TlvType.TIME_PARAMETER: mle.TimeParameterFactory(), 299 mle.TlvType.THREAD_DISCOVERY: create_default_mle_tlv_thread_discovery_factory(), 300 mle.TlvType.LINK_METRICS_QUERY: mle.LinkMetricsQueryFactory(), 301 mle.TlvType.LINK_METRICS_MANAGEMENT: mle.LinkMetricsManagementFactory(), 302 mle.TlvType.LINK_METRICS_REPORT: mle.LinkMetricsReportFactory(), 303 mle.TlvType.LINK_PROBE: mle.LinkProbeFactory(), 304 } 305 306 307def create_default_mle_crypto_engine(network_key): 308 return net_crypto.CryptoEngine(crypto_material_creator=net_crypto.MleCryptoMaterialCreator(network_key)) 309 310 311def create_default_mle_message_factory(network_key): 312 return mle.MleMessageFactory( 313 aux_sec_hdr_factory=net_crypto.AuxiliarySecurityHeaderFactory(), 314 mle_command_factory=mle.MleCommandFactory(tlvs_factories=create_default_mle_tlvs_factories()), 315 crypto_engine=create_default_mle_crypto_engine(network_key), 316 ) 317 318 319def create_deafult_network_tlvs_factories(): 320 return { 321 network_layer.TlvType.TARGET_EID: 322 network_layer.TargetEidFactory(), 323 network_layer.TlvType.MAC_EXTENDED_ADDRESS: 324 network_layer.MacExtendedAddressFactory(), 325 network_layer.TlvType.RLOC16: 326 network_layer.Rloc16Factory(), 327 network_layer.TlvType.ML_EID: 328 network_layer.MlEidFactory(), 329 network_layer.TlvType.STATUS: 330 network_layer.StatusFactory(), 331 network_layer.TlvType.TIME_SINCE_LAST_TRANSACTION: 332 network_layer.TimeSinceLastTransactionFactory(), 333 network_layer.TlvType.ROUTER_MASK: 334 network_layer.RouterMaskFactory(), 335 network_layer.TlvType.ND_OPTION: 336 network_layer.NdOptionFactory(), 337 network_layer.TlvType.ND_DATA: 338 network_layer.NdDataFactory(), 339 network_layer.TlvType.THREAD_NETWORK_DATA: 340 network_layer.ThreadNetworkDataFactory(create_default_network_data_tlvs_factory()), 341 network_layer.TlvType.XTAL_ACCURACY: 342 network_layer.XtalAccuracyFactory(), 343 # Routing information are distributed in a Thread network by MLE Routing TLV 344 # which is in fact MLE Route64 TLV. Thread specification v1.1. - Chapter 5.20 345 network_layer.TlvType.MLE_ROUTING: 346 create_default_mle_tlv_route64_factory(), 347 network_layer.TlvType.IPv6_ADDRESSES: 348 network_layer.IPv6AddressesFactory(), 349 } 350 351 352def create_default_network_tlvs_factory(): 353 return SubTlvsFactory(sub_tlvs_factories=create_deafult_network_tlvs_factories()) 354 355 356def create_default_mesh_cop_tlvs_factories(): 357 return { 358 mesh_cop.TlvType.CHANNEL: mesh_cop.ChannelFactory(), 359 mesh_cop.TlvType.PAN_ID: mesh_cop.PanidFactory(), 360 mesh_cop.TlvType.EXTENDED_PANID: mesh_cop.ExtendedPanidFactory(), 361 mesh_cop.TlvType.NETWORK_NAME: mesh_cop.NetworkNameFactory(), 362 mesh_cop.TlvType.PSKC: mesh_cop.PSKcFactory(), 363 mesh_cop.TlvType.NETWORK_KEY: mesh_cop.NetworkKeyFactory(), 364 mesh_cop.TlvType.NETWORK_KEY_SEQUENCE_COUNTER: mesh_cop.NetworkKeySequenceCounterFactory(), 365 mesh_cop.TlvType.NETWORK_MESH_LOCAL_PREFIX: mesh_cop.NetworkMeshLocalPrefixFactory(), 366 mesh_cop.TlvType.STEERING_DATA: mesh_cop.SteeringDataFactory(), 367 mesh_cop.TlvType.BORDER_AGENT_LOCATOR: mesh_cop.BorderAgentLocatorFactory(), 368 mesh_cop.TlvType.COMMISSIONER_ID: mesh_cop.CommissionerIdFactory(), 369 mesh_cop.TlvType.COMMISSIONER_SESSION_ID: mesh_cop.CommissionerSessionIdFactory(), 370 mesh_cop.TlvType.SECURITY_POLICY: mesh_cop.SecurityPolicyFactory(), 371 mesh_cop.TlvType.GET: mesh_cop.GetFactory(), 372 mesh_cop.TlvType.ACTIVE_TIMESTAMP: mesh_cop.ActiveTimestampFactory(), 373 mesh_cop.TlvType.COMMISSIONER_UDP_PORT: mesh_cop.CommissionerUdpPortFactory(), 374 mesh_cop.TlvType.STATE: mesh_cop.StateFactory(), 375 mesh_cop.TlvType.JOINER_DTLS_ENCAPSULATION: mesh_cop.JoinerDtlsEncapsulationFactory(), 376 mesh_cop.TlvType.JOINER_UDP_PORT: mesh_cop.JoinerUdpPortFactory(), 377 mesh_cop.TlvType.JOINER_IID: mesh_cop.JoinerIIDFactory(), 378 mesh_cop.TlvType.JOINER_ROUTER_LOCATOR: mesh_cop.JoinerRouterLocatorFactory(), 379 mesh_cop.TlvType.JOINER_ROUTER_KEK: mesh_cop.JoinerRouterKEKFactory(), 380 mesh_cop.TlvType.PROVISIONING_URL: mesh_cop.ProvisioningUrlFactory(), 381 mesh_cop.TlvType.VENDOR_NAME: mesh_cop.VendorNameFactory(), 382 mesh_cop.TlvType.VENDOR_MODEL: mesh_cop.VendorModelFactory(), 383 mesh_cop.TlvType.VENDOR_SW_VERSION: mesh_cop.VendorSWVersionFactory(), 384 mesh_cop.TlvType.VENDOR_DATA: mesh_cop.VendorDataFactory(), 385 mesh_cop.TlvType.VENDOR_STACK_VERSION: mesh_cop.VendorStackVersionFactory(), 386 mesh_cop.TlvType.UDP_ENCAPSULATION: mesh_cop.UdpEncapsulationFactory(), 387 mesh_cop.TlvType.IPV6_ADDRESS: mesh_cop.Ipv6AddressFactory(), 388 mesh_cop.TlvType.PENDING_TIMESTAMP: mesh_cop.PendingTimestampFactory(), 389 mesh_cop.TlvType.DELAY_TIMER: mesh_cop.DelayTimerFactory(), 390 mesh_cop.TlvType.CHANNEL_MASK: mesh_cop.ChannelMaskFactory(), 391 mesh_cop.TlvType.COUNT: mesh_cop.CountFactory(), 392 mesh_cop.TlvType.PERIOD: mesh_cop.PeriodFactory(), 393 mesh_cop.TlvType.SCAN_DURATION: mesh_cop.ScanDurationFactory(), 394 mesh_cop.TlvType.ENERGY_LIST: mesh_cop.EnergyListFactory(), 395 } 396 397 398def create_default_mesh_cop_tlvs_factory(): 399 return SubTlvsFactory(sub_tlvs_factories=create_default_mesh_cop_tlvs_factories()) 400 401 402def create_default_network_diag_tlv_factories(): 403 return { 404 network_diag.TlvType.EXT_ADDRESS: network_layer.MacExtendedAddressFactory(), 405 network_diag.TlvType.ADDRESS16: mle.Address16Factory(), 406 network_diag.TlvType.MODE: mle.ModeFactory(), 407 network_diag.TlvType.POLLING_PERIOD: mle.TimeoutFactory(), 408 network_diag.TlvType.CONNECTIVITY: mle.ConnectivityFactory(), 409 network_diag.TlvType.ROUTE64: create_default_mle_tlv_route64_factory(), 410 network_diag.TlvType.LEADER_DATA: mle.LeaderDataFactory(), 411 network_diag.TlvType.NETWORK_DATA: create_default_mle_tlv_network_data_factory(), 412 network_diag.TlvType.IPV6_ADDRESS_LIST: network_diag.Ipv6AddressListFactory(), 413 network_diag.TlvType.MAC_COUNTERS: network_diag.MacCountersFactory(), 414 network_diag.TlvType.BATTERY_LEVEL: network_diag.BatteryLevelFactory(), 415 network_diag.TlvType.SUPPLY_VOLTAGE: network_diag.SupplyVoltageFactory(), 416 network_diag.TlvType.CHILD_TABLE: network_diag.ChildTableFactory(), 417 network_diag.TlvType.CHANNEL_PAGES: network_diag.ChannelPagesFactory(), 418 network_diag.TlvType.TYPE_LIST: network_diag.TypeListFactory(), 419 network_diag.TlvType.MAX_CHILD_TIMEOUT: network_diag.MaxChildTimeoutFactory() 420 } 421 422 423def create_default_network_diag_tlvs_factory(): 424 return SubTlvsFactory(sub_tlvs_factories=create_default_network_diag_tlv_factories()) 425 426 427def create_default_uri_path_based_payload_factories(): 428 network_layer_tlvs_factory = create_default_network_tlvs_factory() 429 mesh_cop_tlvs_factory = create_default_mesh_cop_tlvs_factory() 430 network_diag_tlvs_factory = create_default_network_diag_tlvs_factory() 431 432 return { 433 '/a/as': network_layer_tlvs_factory, 434 '/a/aq': network_layer_tlvs_factory, 435 '/a/ar': network_layer_tlvs_factory, 436 '/a/ae': network_layer_tlvs_factory, 437 '/a/an': network_layer_tlvs_factory, 438 '/a/sd': network_layer_tlvs_factory, 439 '/c/lp': mesh_cop_tlvs_factory, 440 '/c/cs': mesh_cop_tlvs_factory, 441 '/d/da': network_diag_tlvs_factory, 442 '/d/dg': network_diag_tlvs_factory, 443 '/d/dq': network_diag_tlvs_factory, 444 '/d/dr': network_diag_tlvs_factory, 445 '/n/mr': network_layer_tlvs_factory, 446 '/n/dr': network_layer_tlvs_factory, 447 '/n/dn': network_layer_tlvs_factory, 448 } 449 450 451def create_default_coap_message_factory(): 452 return coap.CoapMessageFactory( 453 options_factory=coap.CoapOptionsFactory(), 454 uri_path_based_payload_factories=create_default_uri_path_based_payload_factories(), 455 message_id_to_uri_path_binder=coap.CoapMessageIdToUriPathBinder(), 456 ) 457 458 459def create_default_ipv6_hop_by_hop_options_factories(): 460 return {109: ipv6.MPLOptionFactory()} 461 462 463def create_default_ipv6_hop_by_hop_options_factory(): 464 return ipv6.HopByHopOptionsFactory(options_factories=create_default_ipv6_hop_by_hop_options_factories()) 465 466 467def create_default_based_on_src_dst_ports_udp_payload_factory(network_key): 468 mle_message_factory = create_default_mle_message_factory(network_key) 469 coap_message_factory = create_default_coap_message_factory() 470 dtls_message_factory = create_default_dtls_message_factory() 471 472 return ipv6.UdpBasedOnSrcDstPortsPayloadFactory( 473 src_dst_port_based_payload_factories={ 474 19788: mle_message_factory, 475 61631: coap_message_factory, 476 1000: dtls_message_factory, 477 5683: coap_message_factory, 478 5684: dtls_message_factory, 479 }) 480 481 482def create_default_dtls_message_factory(): 483 return dtls.MessageFactory() 484 485 486def create_default_ipv6_icmp_body_factories(): 487 return { 488 ipv6.ICMP_DESTINATION_UNREACHABLE: ipv6.ICMPv6DestinationUnreachableFactory(), 489 ipv6.ICMP_ECHO_REQUEST: ipv6.ICMPv6EchoBodyFactory(), 490 ipv6.ICMP_ECHO_RESPONSE: ipv6.ICMPv6EchoBodyFactory(), 491 'default': ipv6.BytesPayloadFactory(), 492 } 493 494 495def create_default_ipv6_upper_layer_factories(network_key): 496 return { 497 ipv6.IPV6_NEXT_HEADER_UDP: 498 ipv6.UDPDatagramFactory( 499 udp_header_factory=ipv6.UDPHeaderFactory(), 500 udp_payload_factory=create_default_based_on_src_dst_ports_udp_payload_factory(network_key), 501 ), 502 ipv6.IPV6_NEXT_HEADER_ICMP: 503 ipv6.ICMPv6Factory(body_factories=create_default_ipv6_icmp_body_factories()), 504 } 505 506 507def create_default_lowpan_extension_headers_factories(): 508 return { 509 ipv6.IPV6_NEXT_HEADER_HOP_BY_HOP: 510 lowpan.LowpanHopByHopFactory(hop_by_hop_options_factory=create_default_ipv6_hop_by_hop_options_factory()) 511 } 512 513 514def create_default_ipv6_extension_headers_factories(): 515 return { 516 ipv6.IPV6_NEXT_HEADER_HOP_BY_HOP: 517 ipv6.HopByHopFactory(hop_by_hop_options_factory=create_default_ipv6_hop_by_hop_options_factory()) 518 } 519 520 521def create_default_ipv6_packet_factory(network_key): 522 return ipv6.IPv6PacketFactory( 523 ehf=create_default_ipv6_extension_headers_factories(), 524 ulpf=create_default_ipv6_upper_layer_factories(network_key), 525 ) 526 527 528def create_default_lowpan_decompressor(context_manager): 529 return lowpan.LowpanDecompressor( 530 lowpan_ip_header_factory=lowpan.LowpanIpv6HeaderFactory(context_manager=context_manager), 531 lowpan_extension_headers_factory=lowpan.LowpanExtensionHeadersFactory( 532 ext_headers_factories=create_default_lowpan_extension_headers_factories()), 533 lowpan_udp_header_factory=lowpan.LowpanUdpHeaderFactory(), 534 ) 535 536 537def create_default_thread_context_manager(): 538 context_manager = lowpan.ContextManager() 539 context_manager[0] = lowpan.Context(MESH_LOCAL_PREFIX) 540 541 return context_manager 542 543 544def create_default_lowpan_parser(context_manager, network_key=DEFAULT_NETWORK_KEY): 545 return lowpan.LowpanParser( 546 lowpan_mesh_header_factory=lowpan.LowpanMeshHeaderFactory(), 547 lowpan_decompressor=create_default_lowpan_decompressor(context_manager), 548 lowpan_fragements_buffers_manager=lowpan.LowpanFragmentsBuffersManager(), 549 ipv6_packet_factory=create_default_ipv6_packet_factory(network_key), 550 ) 551 552 553def create_default_thread_message_factory(network_key=DEFAULT_NETWORK_KEY): 554 context_manager = create_default_thread_context_manager() 555 lowpan_parser = create_default_lowpan_parser(context_manager, network_key) 556 557 return message.MessageFactory(lowpan_parser=lowpan_parser) 558 559 560def create_default_thread_sniffer(use_message_factory=True): 561 return sniffer.Sniffer(create_default_thread_message_factory() if use_message_factory else None) 562 563 564def create_default_simulator(use_message_factory=True): 565 if VIRTUAL_TIME: 566 return simulator.VirtualTime(use_message_factory=use_message_factory) 567 return simulator.RealTime(use_message_factory=use_message_factory) 568