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https://github.com/espressif/openthread.git
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42ac624019
In order to facilitate a well-staged post reset process for a larger size link, it is important to consider the timing of devices returning to the link. With the changes in this PR, that timing will be as follows: 1. The leader and routers will begin sending link request messages in an attempt to reattach to the previous partition. 2. Both the leader and routers will have 4 attempts to reconnect, afterwords falling back to attach any. 3. The leader here is given a 2s retry window (jittered 10% either way), for a worst-case (tightest timing vs routers) of 4x2.2s = 8.8s before starting attachment. 4. The routers here are given the normal 5s multicast retx delay with the same 10% jitter, resulting in a tightest timing (shortest) of 4x4.5s = 18s 5. For this analysis, the jitter during the attach process is ignored because it will not be particularly significant, so we assume both flow through a nominal failed attachment of 2x0.75s (routers) + 4x1.25s (reeds) = 6.5s 6. This means that the previous leader will start the new partition around 15.3s after starting. 7. The former routers would fall back to starting a new partition on their own at 24.5s after reset. This timing leaves 9.2s of leeway (greater than the length of the full attachment process) for the routers to get parent responses from the old leader which has started the new partition and attach instead of starting their own partitions. This also leaves sufficient time between the router attachment and children timing out of their role restoration process to attach to their former parents. Additionally, 4 attempts should be more than sufficient with this timing to successfully reattach to a partition that did not also reset. If a link request sent in this period is not accepted, then the old partition can be safely assumed to be gone, or removed links to the reset device. Routers with children and the leader will also benefit in single-device reset cases here because they are able to rejoin more quickly. Only routers with very few/no children are slowed down in re-attachment by 5s.
559 lines
23 KiB
Python
559 lines
23 KiB
Python
#!/usr/bin/env python3
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#
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# Copyright (c) 2016, The OpenThread Authors.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# 3. Neither the name of the copyright holder nor the
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# names of its contributors may be used to endorse or promote products
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# derived from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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import os
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from enum import Enum
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import coap
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import dtls
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import ipv6
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import lowpan
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import mesh_cop
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import message
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import mle
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import net_crypto
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import network_data
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import network_diag
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import network_layer
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import simulator
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import sniffer
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from tlvs_parsing import SubTlvsFactory
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MESH_LOCAL_PREFIX = 'fd00:db8::/64'
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MESH_LOCAL_PREFIX_REGEX_PATTERN = '^fd00:0?db8:0{0,4}:0{0,4}'
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ROUTING_LOCATOR = '64/:0:ff:fe00:/16'
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ROUTING_LOCATOR_REGEX_PATTERN = r'.*:(0)?:0{0,2}ff:fe00:\w{1,4}$'
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LINK_LOCAL = 'fe80:/112'
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LINK_LOCAL_REGEX_PATTERN = '^fe80:.*'
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ALOC_FLAG_REGEX_PATTERN = '.*:fc..$'
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LINK_LOCAL_ALL_THREAD_NODES_MULTICAST_ADDRESS = 'ff32:40:fd00:db8:0:0:0:1'
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REALM_LOCAL_ALL_THREAD_NODES_MULTICAST_ADDRESS = 'ff33:40:fd00:db8:0:0:0:1'
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REALM_LOCAL_ALL_NODES_ADDRESS = 'ff03::1'
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REALM_LOCAL_ALL_ROUTERS_ADDRESS = 'ff03::2'
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LINK_LOCAL_ALL_NODES_ADDRESS = 'ff02::1'
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LINK_LOCAL_ALL_ROUTERS_ADDRESS = 'ff02::2'
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TMF_PORT = 61631
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DOMAIN_PREFIX = 'fd00:7d03:7d03:7d03::/64'
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DOMAIN_PREFIX_REGEX_PATTERN = '^fd00:7d03:7d03:7d03:'
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DOMAIN_PREFIX_ALTER = 'fd00:7d04:7d04:7d04::/64'
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PORT_OFFSET = int(os.getenv('PORT_OFFSET', '0'))
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BACKBONE_IPV6_ADDR_START = f'{0x9100 + PORT_OFFSET:04x}'
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BACKBONE_PREFIX = f'{BACKBONE_IPV6_ADDR_START}::/64'
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BACKBONE_PREFIX_REGEX_PATTERN = f'^{BACKBONE_IPV6_ADDR_START}:'
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BACKBONE_DOCKER_NETWORK_NAME = f'backbone{PORT_OFFSET}'
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BACKBONE_DOCKER_NETWORK_DEFAULT_ID = 0
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BACKBONE_IFNAME = 'eth0'
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THREAD_IFNAME = 'wpan0'
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OTBR_DOCKER_IMAGE = os.getenv('OTBR_DOCKER_IMAGE', 'otbr-ot12-backbone-ci')
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OTBR_DOCKER_NAME_PREFIX = f'otbr_{PORT_OFFSET}_'
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ALL_NETWORK_BBRS_ADDRESS = 'ff32:40:fd00:db8:0:0:0:3'
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ALL_DOMAIN_BBRS_ADDRESS = 'ff32:40:fd00:7d03:7d03:7d03:0:3'
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ALL_DOMAIN_BBRS_ADDRESS_ALTER = 'ff32:40:fd00:7d04:7d04:7d04:0:3'
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ONLINK_GUA_PREFIX = '2021::/64'
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# Any address starts with 'fd' are considered on-link address.
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ONLINK_PREFIX_REGEX_PATTERN = '^fd'
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DEFAULT_NETWORK_KEY = '00112233445566778899aabbccddeeff'
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class ADDRESS_TYPE(Enum):
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LINK_LOCAL = 'LINK_LOCAL' # For Thread interface link-local only
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GLOBAL = 'GLOBAL'
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RLOC = 'RLOC'
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ALOC = 'ALOC'
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ML_EID = 'ML_EID'
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DUA = 'DUA'
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BACKBONE_GUA = 'BACKBONE_GUA'
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BACKBONE_LINK_LOCAL = 'BACKBONE_LINK_LOCAL'
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OMR = 'OMR'
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ONLINK_ULA = 'ONLINK_ULA'
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ONLINK_GUA = 'ONLINK_GUA'
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RSSI = {
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'LINK_QULITY_0': -100,
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'LINK_QULITY_1': -95,
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'LINK_QULITY_2': -85,
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'LINK_QULITY_3': -65,
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}
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SNIFFER_ID = int(os.getenv('SNIFFER_ID', 34))
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CHANNEL = 11
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CHANNEL_MASK = 0x07fff800
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EXTENDED_PANID = 'dead00beef00cafe'
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NETWORK_NAME = 'OpenThread'
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PANID = 0xface
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PSKC = 'c23a76e98f1a6483639b1ac1271e2e27'
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SECURITY_POLICY = [672, 'onrc']
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LEADER_STARTUP_DELAY = 12
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ROUTER_STARTUP_DELAY = 10
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# See logic of RouterRoleRestorer
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# (MLE_MAX_RESTORING_TRANSMISSION_COUNT - 1) * 1.1 * (kMulticastRetxDelay=5s) + 2s + ROUTER_STARTUP_DELAY
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ROUTER_RESTORE_DELAY = 29
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# (MLE_MAX_RESTORING_TRANSMISSION_COUNT - 1) * 1.1 * (kLinkRequestTimeout=2s) + 2s + LEADER_STARTUP_DELAY
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LEADER_REBOOT_DELAY = 21
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ED_STARTUP_DELAY = 5
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BORDER_ROUTER_STARTUP_DELAY = 20
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MAX_NEIGHBOR_AGE = 100
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INFINITE_COST_TIMEOUT = 90
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MAX_ADVERTISEMENT_INTERVAL = 32
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MLE_END_DEVICE_TIMEOUT = 100
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AQ_TIMEOUT = 3
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ADDRESS_QUERY_INITIAL_RETRY_DELAY = 15
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DEFAULT_CHILD_TIMEOUT = 6
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VIRTUAL_TIME = int(os.getenv('VIRTUAL_TIME', 0))
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PARENT_AGGREGATIOIN_DELAY = 5
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DUA_DAD_DELAY = 5
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DEFAULT_BBR_REGISTRATION_JITTER = 2
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DEFAULT_ROUTER_SELECTION_JITTER = 1
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LEADER_NOTIFY_SED_BY_CHILD_UPDATE_REQUEST = True
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THREAD_VERSION_1_1 = 2
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THREAD_VERSION_1_2 = 3
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THREAD_VERSION_1_3 = 4
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THREAD_VERSION_1_4 = 5
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PACKET_VERIFICATION_NONE = 0
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PACKET_VERIFICATION_DEFAULT = 1
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PACKET_VERIFICATION_TREL = 2
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# After leader reset it may retransmit link request 4 times with max 2.2s interval
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LEADER_RESET_DELAY = 17
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# After router reset it may retransmit link request 4 times with max 5.5s interval
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ROUTER_RESET_DELAY = 30
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MLE_MAX_RESTORING_TRANSMISSION_COUNT = 4
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MLE_MAX_TRANSMISSION_COUNT = 3
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def create_default_network_data_prefix_sub_tlvs_factories():
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return {
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network_data.TlvType.HAS_ROUTE:
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network_data.HasRouteFactory(routes_factory=network_data.RoutesFactory(
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route_factory=network_data.RouteFactory())),
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network_data.TlvType.BORDER_ROUTER:
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network_data.BorderRouterFactory(),
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network_data.TlvType.LOWPAN_ID:
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network_data.LowpanIdFactory(),
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}
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def create_default_network_data_prefix_sub_tlvs_factory():
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return network_data.PrefixSubTlvsFactory(
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sub_tlvs_factories=create_default_network_data_prefix_sub_tlvs_factories())
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def create_default_network_data_service_sub_tlvs_factories():
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return {network_data.TlvType.SERVER: network_data.ServerFactory()}
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def create_default_network_data_service_sub_tlvs_factory():
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return network_data.ServiceSubTlvsFactory(
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sub_tlvs_factories=create_default_network_data_service_sub_tlvs_factories())
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def create_default_network_data_commissioning_data_sub_tlvs_factories():
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return {
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mesh_cop.TlvType.CHANNEL: mesh_cop.ChannelFactory(),
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mesh_cop.TlvType.STEERING_DATA: mesh_cop.SteeringDataFactory(),
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mesh_cop.TlvType.BORDER_AGENT_LOCATOR: mesh_cop.BorderAgentLocatorFactory(),
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mesh_cop.TlvType.COMMISSIONER_SESSION_ID: mesh_cop.CommissionerSessionIdFactory(),
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mesh_cop.TlvType.COMMISSIONER_UDP_PORT: mesh_cop.CommissionerUdpPortFactory(),
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}
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def create_default_network_data_commissioning_data_sub_tlvs_factory():
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return network_data.CommissioningDataSubTlvsFactory(
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sub_tlvs_factories=create_default_network_data_commissioning_data_sub_tlvs_factories())
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def create_default_network_data_tlvs_factories():
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return {
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network_data.TlvType.PREFIX:
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network_data.PrefixFactory(sub_tlvs_factory=create_default_network_data_prefix_sub_tlvs_factory()),
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network_data.TlvType.SERVICE:
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network_data.ServiceFactory(sub_tlvs_factory=create_default_network_data_service_sub_tlvs_factory()),
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network_data.TlvType.COMMISSIONING:
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network_data.CommissioningDataFactory(
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sub_tlvs_factory=create_default_network_data_commissioning_data_sub_tlvs_factory()),
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}
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def create_default_network_data_tlvs_factory():
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return network_data.NetworkDataTlvsFactory(sub_tlvs_factories=create_default_network_data_tlvs_factories())
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def create_default_mle_tlv_route64_factory():
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return mle.Route64Factory(link_quality_and_route_data_factory=mle.LinkQualityAndRouteDataFactory())
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def create_default_mle_tlv_network_data_factory():
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return mle.NetworkDataFactory(network_data_tlvs_factory=create_default_network_data_tlvs_factory())
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def create_default_mle_tlv_address_registration_factory():
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return mle.AddressRegistrationFactory(
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addr_compressed_factory=mle.AddressCompressedFactory(),
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addr_full_factory=mle.AddressFullFactory(),
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)
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def create_default_mle_tlv_thread_discovery_factory():
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return mle.ThreadDiscoveryFactory(thread_discovery_tlvs_factory=create_default_thread_discovery_tlvs_factory())
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def create_default_thread_discovery_tlvs_factory():
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return mesh_cop.ThreadDiscoveryTlvsFactory(sub_tlvs_factories=create_default_thread_discovery_sub_tlvs_factories())
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def create_default_thread_discovery_sub_tlvs_factories():
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return {
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mesh_cop.TlvType.DISCOVERY_REQUEST: mesh_cop.DiscoveryRequestFactory(),
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mesh_cop.TlvType.DISCOVERY_RESPONSE: mesh_cop.DiscoveryResponseFactory(),
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mesh_cop.TlvType.EXTENDED_PANID: mesh_cop.ExtendedPanidFactory(),
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mesh_cop.TlvType.NETWORK_NAME: mesh_cop.NetworkNameFactory(),
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mesh_cop.TlvType.STEERING_DATA: mesh_cop.SteeringDataFactory(),
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mesh_cop.TlvType.JOINER_UDP_PORT: mesh_cop.JoinerUdpPortFactory(),
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mesh_cop.TlvType.COMMISSIONER_UDP_PORT: mesh_cop.CommissionerUdpPortFactory(),
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}
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def create_default_mle_tlvs_factories():
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return {
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mle.TlvType.SOURCE_ADDRESS: mle.SourceAddressFactory(),
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mle.TlvType.MODE: mle.ModeFactory(),
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mle.TlvType.TIMEOUT: mle.TimeoutFactory(),
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mle.TlvType.CHALLENGE: mle.ChallengeFactory(),
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mle.TlvType.RESPONSE: mle.ResponseFactory(),
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mle.TlvType.LINK_LAYER_FRAME_COUNTER: mle.LinkLayerFrameCounterFactory(),
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mle.TlvType.MLE_FRAME_COUNTER: mle.MleFrameCounterFactory(),
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mle.TlvType.ROUTE64: create_default_mle_tlv_route64_factory(),
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mle.TlvType.ADDRESS16: mle.Address16Factory(),
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mle.TlvType.LEADER_DATA: mle.LeaderDataFactory(),
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mle.TlvType.NETWORK_DATA: create_default_mle_tlv_network_data_factory(),
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mle.TlvType.TLV_REQUEST: mle.TlvRequestFactory(),
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mle.TlvType.SCAN_MASK: mle.ScanMaskFactory(),
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mle.TlvType.CONNECTIVITY: mle.ConnectivityFactory(),
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mle.TlvType.LINK_MARGIN: mle.LinkMarginFactory(),
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mle.TlvType.STATUS: mle.StatusFactory(),
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mle.TlvType.VERSION: mle.VersionFactory(),
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mle.TlvType.ADDRESS_REGISTRATION: create_default_mle_tlv_address_registration_factory(),
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mle.TlvType.CHANNEL: mle.ChannelFactory(),
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mle.TlvType.PANID: mle.PanIdFactory(),
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mle.TlvType.ACTIVE_TIMESTAMP: mle.ActiveTimestampFactory(),
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mle.TlvType.PENDING_TIMESTAMP: mle.PendingTimestampFactory(),
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mle.TlvType.CSL_CHANNEL: mle.CslChannelFactory(),
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mle.TlvType.CSL_SYNCHRONIZED_TIMEOUT: mle.CslSynchronizedTimeoutFactory(),
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mle.TlvType.CSL_CLOCK_ACCURACY: mle.CslClockAccuracyFactory(),
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mle.TlvType.ACTIVE_OPERATIONAL_DATASET: mle.ActiveOperationalDatasetFactory(),
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mle.TlvType.PENDING_OPERATIONAL_DATASET: mle.PendingOperationalDatasetFactory(),
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mle.TlvType.TIME_REQUEST: mle.TimeRequestFactory(),
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mle.TlvType.TIME_PARAMETER: mle.TimeParameterFactory(),
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mle.TlvType.THREAD_DISCOVERY: create_default_mle_tlv_thread_discovery_factory(),
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mle.TlvType.LINK_METRICS_QUERY: mle.LinkMetricsQueryFactory(),
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mle.TlvType.LINK_METRICS_MANAGEMENT: mle.LinkMetricsManagementFactory(),
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mle.TlvType.LINK_METRICS_REPORT: mle.LinkMetricsReportFactory(),
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mle.TlvType.LINK_PROBE: mle.LinkProbeFactory(),
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}
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def create_default_mle_message_factory(key_manager=None):
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key_manager = key_manager or create_default_thread_key_manager()
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key_manager.add_key(bytes.fromhex(DEFAULT_NETWORK_KEY))
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return mle.MleMessageFactory(
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aux_sec_hdr_factory=net_crypto.AuxiliarySecurityHeaderFactory(),
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mle_command_factory=mle.MleCommandFactory(tlvs_factories=create_default_mle_tlvs_factories()),
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crypto_engines=key_manager.mle_crypto_engines,
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)
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def create_deafult_network_tlvs_factories():
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return {
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network_layer.TlvType.TARGET_EID:
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network_layer.TargetEidFactory(),
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network_layer.TlvType.MAC_EXTENDED_ADDRESS:
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network_layer.MacExtendedAddressFactory(),
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network_layer.TlvType.RLOC16:
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network_layer.Rloc16Factory(),
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network_layer.TlvType.ML_EID:
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network_layer.MlEidFactory(),
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network_layer.TlvType.STATUS:
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network_layer.StatusFactory(),
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network_layer.TlvType.TIME_SINCE_LAST_TRANSACTION:
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network_layer.TimeSinceLastTransactionFactory(),
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network_layer.TlvType.ROUTER_MASK:
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network_layer.RouterMaskFactory(),
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network_layer.TlvType.ND_OPTION:
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network_layer.NdOptionFactory(),
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network_layer.TlvType.ND_DATA:
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network_layer.NdDataFactory(),
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network_layer.TlvType.THREAD_NETWORK_DATA:
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network_layer.ThreadNetworkDataFactory(create_default_network_data_tlvs_factory()),
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network_layer.TlvType.XTAL_ACCURACY:
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network_layer.XtalAccuracyFactory(),
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# Routing information are distributed in a Thread network by MLE Routing TLV
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# which is in fact MLE Route64 TLV. Thread specification v1.1. - Chapter 5.20
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network_layer.TlvType.MLE_ROUTING:
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create_default_mle_tlv_route64_factory(),
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network_layer.TlvType.IPv6_ADDRESSES:
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network_layer.IPv6AddressesFactory(),
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}
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def create_default_network_tlvs_factory():
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return SubTlvsFactory(sub_tlvs_factories=create_deafult_network_tlvs_factories())
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def create_default_mesh_cop_tlvs_factories():
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return {
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mesh_cop.TlvType.CHANNEL: mesh_cop.ChannelFactory(),
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mesh_cop.TlvType.PAN_ID: mesh_cop.PanidFactory(),
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mesh_cop.TlvType.EXTENDED_PANID: mesh_cop.ExtendedPanidFactory(),
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mesh_cop.TlvType.NETWORK_NAME: mesh_cop.NetworkNameFactory(),
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mesh_cop.TlvType.PSKC: mesh_cop.PSKcFactory(),
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mesh_cop.TlvType.NETWORK_KEY: mesh_cop.NetworkKeyFactory(),
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mesh_cop.TlvType.NETWORK_KEY_SEQUENCE_COUNTER: mesh_cop.NetworkKeySequenceCounterFactory(),
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mesh_cop.TlvType.NETWORK_MESH_LOCAL_PREFIX: mesh_cop.NetworkMeshLocalPrefixFactory(),
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mesh_cop.TlvType.STEERING_DATA: mesh_cop.SteeringDataFactory(),
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mesh_cop.TlvType.BORDER_AGENT_LOCATOR: mesh_cop.BorderAgentLocatorFactory(),
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mesh_cop.TlvType.COMMISSIONER_ID: mesh_cop.CommissionerIdFactory(),
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mesh_cop.TlvType.COMMISSIONER_SESSION_ID: mesh_cop.CommissionerSessionIdFactory(),
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mesh_cop.TlvType.SECURITY_POLICY: mesh_cop.SecurityPolicyFactory(),
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mesh_cop.TlvType.GET: mesh_cop.GetFactory(),
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mesh_cop.TlvType.ACTIVE_TIMESTAMP: mesh_cop.ActiveTimestampFactory(),
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mesh_cop.TlvType.COMMISSIONER_UDP_PORT: mesh_cop.CommissionerUdpPortFactory(),
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mesh_cop.TlvType.STATE: mesh_cop.StateFactory(),
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mesh_cop.TlvType.JOINER_DTLS_ENCAPSULATION: mesh_cop.JoinerDtlsEncapsulationFactory(),
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mesh_cop.TlvType.JOINER_UDP_PORT: mesh_cop.JoinerUdpPortFactory(),
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mesh_cop.TlvType.JOINER_IID: mesh_cop.JoinerIIDFactory(),
|
|
mesh_cop.TlvType.JOINER_ROUTER_LOCATOR: mesh_cop.JoinerRouterLocatorFactory(),
|
|
mesh_cop.TlvType.JOINER_ROUTER_KEK: mesh_cop.JoinerRouterKEKFactory(),
|
|
mesh_cop.TlvType.PROVISIONING_URL: mesh_cop.ProvisioningUrlFactory(),
|
|
mesh_cop.TlvType.VENDOR_NAME: mesh_cop.VendorNameFactory(),
|
|
mesh_cop.TlvType.VENDOR_MODEL: mesh_cop.VendorModelFactory(),
|
|
mesh_cop.TlvType.VENDOR_SW_VERSION: mesh_cop.VendorSWVersionFactory(),
|
|
mesh_cop.TlvType.VENDOR_DATA: mesh_cop.VendorDataFactory(),
|
|
mesh_cop.TlvType.VENDOR_STACK_VERSION: mesh_cop.VendorStackVersionFactory(),
|
|
mesh_cop.TlvType.UDP_ENCAPSULATION: mesh_cop.UdpEncapsulationFactory(),
|
|
mesh_cop.TlvType.IPV6_ADDRESS: mesh_cop.Ipv6AddressFactory(),
|
|
mesh_cop.TlvType.PENDING_TIMESTAMP: mesh_cop.PendingTimestampFactory(),
|
|
mesh_cop.TlvType.DELAY_TIMER: mesh_cop.DelayTimerFactory(),
|
|
mesh_cop.TlvType.CHANNEL_MASK: mesh_cop.ChannelMaskFactory(),
|
|
mesh_cop.TlvType.COUNT: mesh_cop.CountFactory(),
|
|
mesh_cop.TlvType.PERIOD: mesh_cop.PeriodFactory(),
|
|
mesh_cop.TlvType.SCAN_DURATION: mesh_cop.ScanDurationFactory(),
|
|
mesh_cop.TlvType.ENERGY_LIST: mesh_cop.EnergyListFactory(),
|
|
}
|
|
|
|
|
|
def create_default_mesh_cop_tlvs_factory():
|
|
return SubTlvsFactory(sub_tlvs_factories=create_default_mesh_cop_tlvs_factories())
|
|
|
|
|
|
def create_default_network_diag_tlv_factories():
|
|
return {
|
|
network_diag.TlvType.EXT_ADDRESS: network_layer.MacExtendedAddressFactory(),
|
|
network_diag.TlvType.ADDRESS16: mle.Address16Factory(),
|
|
network_diag.TlvType.MODE: mle.ModeFactory(),
|
|
network_diag.TlvType.POLLING_PERIOD: mle.TimeoutFactory(),
|
|
network_diag.TlvType.CONNECTIVITY: mle.ConnectivityFactory(),
|
|
network_diag.TlvType.ROUTE64: create_default_mle_tlv_route64_factory(),
|
|
network_diag.TlvType.LEADER_DATA: mle.LeaderDataFactory(),
|
|
network_diag.TlvType.NETWORK_DATA: create_default_mle_tlv_network_data_factory(),
|
|
network_diag.TlvType.IPV6_ADDRESS_LIST: network_diag.Ipv6AddressListFactory(),
|
|
network_diag.TlvType.MAC_COUNTERS: network_diag.MacCountersFactory(),
|
|
network_diag.TlvType.BATTERY_LEVEL: network_diag.BatteryLevelFactory(),
|
|
network_diag.TlvType.SUPPLY_VOLTAGE: network_diag.SupplyVoltageFactory(),
|
|
network_diag.TlvType.CHILD_TABLE: network_diag.ChildTableFactory(),
|
|
network_diag.TlvType.CHANNEL_PAGES: network_diag.ChannelPagesFactory(),
|
|
network_diag.TlvType.TYPE_LIST: network_diag.TypeListFactory(),
|
|
network_diag.TlvType.MAX_CHILD_TIMEOUT: network_diag.MaxChildTimeoutFactory()
|
|
}
|
|
|
|
|
|
def create_default_network_diag_tlvs_factory():
|
|
return SubTlvsFactory(sub_tlvs_factories=create_default_network_diag_tlv_factories())
|
|
|
|
|
|
def create_default_uri_path_based_payload_factories():
|
|
network_layer_tlvs_factory = create_default_network_tlvs_factory()
|
|
mesh_cop_tlvs_factory = create_default_mesh_cop_tlvs_factory()
|
|
network_diag_tlvs_factory = create_default_network_diag_tlvs_factory()
|
|
|
|
return {
|
|
'/a/as': network_layer_tlvs_factory,
|
|
'/a/aq': network_layer_tlvs_factory,
|
|
'/a/ar': network_layer_tlvs_factory,
|
|
'/a/ae': network_layer_tlvs_factory,
|
|
'/a/an': network_layer_tlvs_factory,
|
|
'/a/sd': network_layer_tlvs_factory,
|
|
'/c/lp': mesh_cop_tlvs_factory,
|
|
'/c/cs': mesh_cop_tlvs_factory,
|
|
'/d/da': network_diag_tlvs_factory,
|
|
'/d/dg': network_diag_tlvs_factory,
|
|
'/d/dq': network_diag_tlvs_factory,
|
|
'/d/dr': network_diag_tlvs_factory,
|
|
'/n/mr': network_layer_tlvs_factory,
|
|
'/n/dr': network_layer_tlvs_factory,
|
|
'/n/dn': network_layer_tlvs_factory,
|
|
}
|
|
|
|
|
|
def create_default_coap_message_factory():
|
|
return coap.CoapMessageFactory(
|
|
options_factory=coap.CoapOptionsFactory(),
|
|
uri_path_based_payload_factories=create_default_uri_path_based_payload_factories(),
|
|
message_id_to_uri_path_binder=coap.CoapMessageIdToUriPathBinder(),
|
|
)
|
|
|
|
|
|
def create_default_ipv6_hop_by_hop_options_factories():
|
|
return {109: ipv6.MPLOptionFactory()}
|
|
|
|
|
|
def create_default_ipv6_hop_by_hop_options_factory():
|
|
return ipv6.HopByHopOptionsFactory(options_factories=create_default_ipv6_hop_by_hop_options_factories())
|
|
|
|
|
|
def create_default_based_on_src_dst_ports_udp_payload_factory(key_manager):
|
|
mle_message_factory = create_default_mle_message_factory(key_manager)
|
|
coap_message_factory = create_default_coap_message_factory()
|
|
dtls_message_factory = create_default_dtls_message_factory()
|
|
|
|
return ipv6.UdpBasedOnSrcDstPortsPayloadFactory(
|
|
src_dst_port_based_payload_factories={
|
|
19788: mle_message_factory,
|
|
61631: coap_message_factory,
|
|
1000: dtls_message_factory,
|
|
5683: coap_message_factory,
|
|
5684: dtls_message_factory,
|
|
})
|
|
|
|
|
|
def create_default_dtls_message_factory():
|
|
return dtls.MessageFactory()
|
|
|
|
|
|
def create_default_ipv6_icmp_body_factories():
|
|
return {
|
|
ipv6.ICMP_DESTINATION_UNREACHABLE: ipv6.ICMPv6DestinationUnreachableFactory(),
|
|
ipv6.ICMP_ECHO_REQUEST: ipv6.ICMPv6EchoBodyFactory(),
|
|
ipv6.ICMP_ECHO_RESPONSE: ipv6.ICMPv6EchoBodyFactory(),
|
|
'default': ipv6.BytesPayloadFactory(),
|
|
}
|
|
|
|
|
|
def create_default_ipv6_upper_layer_factories(key_manager):
|
|
return {
|
|
ipv6.IPV6_NEXT_HEADER_UDP:
|
|
ipv6.UDPDatagramFactory(
|
|
udp_header_factory=ipv6.UDPHeaderFactory(),
|
|
udp_payload_factory=create_default_based_on_src_dst_ports_udp_payload_factory(key_manager),
|
|
),
|
|
ipv6.IPV6_NEXT_HEADER_ICMP:
|
|
ipv6.ICMPv6Factory(body_factories=create_default_ipv6_icmp_body_factories()),
|
|
}
|
|
|
|
|
|
def create_default_lowpan_extension_headers_factories():
|
|
return {
|
|
ipv6.IPV6_NEXT_HEADER_HOP_BY_HOP:
|
|
lowpan.LowpanHopByHopFactory(hop_by_hop_options_factory=create_default_ipv6_hop_by_hop_options_factory())
|
|
}
|
|
|
|
|
|
def create_default_ipv6_extension_headers_factories():
|
|
return {
|
|
ipv6.IPV6_NEXT_HEADER_HOP_BY_HOP:
|
|
ipv6.HopByHopFactory(hop_by_hop_options_factory=create_default_ipv6_hop_by_hop_options_factory())
|
|
}
|
|
|
|
|
|
def create_default_ipv6_packet_factory(key_manager):
|
|
return ipv6.IPv6PacketFactory(
|
|
ehf=create_default_ipv6_extension_headers_factories(),
|
|
ulpf=create_default_ipv6_upper_layer_factories(key_manager),
|
|
)
|
|
|
|
|
|
def create_default_lowpan_decompressor(context_manager):
|
|
return lowpan.LowpanDecompressor(
|
|
lowpan_ip_header_factory=lowpan.LowpanIpv6HeaderFactory(context_manager=context_manager),
|
|
lowpan_extension_headers_factory=lowpan.LowpanExtensionHeadersFactory(
|
|
ext_headers_factories=create_default_lowpan_extension_headers_factories()),
|
|
lowpan_udp_header_factory=lowpan.LowpanUdpHeaderFactory(),
|
|
)
|
|
|
|
|
|
def create_default_thread_context_manager():
|
|
context_manager = lowpan.ContextManager()
|
|
context_manager[0] = lowpan.Context(MESH_LOCAL_PREFIX)
|
|
|
|
return context_manager
|
|
|
|
|
|
def create_default_lowpan_parser(context_manager, key_manager):
|
|
return lowpan.LowpanParser(
|
|
lowpan_mesh_header_factory=lowpan.LowpanMeshHeaderFactory(),
|
|
lowpan_decompressor=create_default_lowpan_decompressor(context_manager),
|
|
lowpan_fragements_buffers_manager=lowpan.LowpanFragmentsBuffersManager(),
|
|
ipv6_packet_factory=create_default_ipv6_packet_factory(key_manager),
|
|
)
|
|
|
|
|
|
def create_default_thread_key_manager():
|
|
return message.KeyManager()
|
|
|
|
|
|
def create_default_thread_message_factory(key_manager):
|
|
context_manager = create_default_thread_context_manager()
|
|
lowpan_parser = create_default_lowpan_parser(context_manager, key_manager)
|
|
|
|
return message.MessageFactory(lowpan_parser, key_manager)
|
|
|
|
|
|
def create_default_thread_sniffer(message_factory=None):
|
|
return sniffer.Sniffer(message_factory)
|
|
|
|
|
|
def create_default_simulator(message_factory=None):
|
|
if VIRTUAL_TIME:
|
|
return simulator.VirtualTime(message_factory)
|
|
return simulator.RealTime(message_factory)
|