| #!/usr/bin/env python3 |
| # |
| # Copyright (c) 2016, The OpenThread Authors. |
| # All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are met: |
| # 1. Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # 2. Redistributions in binary form must reproduce the above copyright |
| # notice, this list of conditions and the following disclaimer in the |
| # documentation and/or other materials provided with the distribution. |
| # 3. Neither the name of the copyright holder nor the |
| # names of its contributors may be used to endorse or promote products |
| # derived from this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| # POSSIBILITY OF SUCH DAMAGE. |
| # |
| |
| import unittest |
| import copy |
| |
| import thread_cert |
| import config |
| from pktverify.consts import WPAN_DATA_REQUEST, MLE_PARENT_REQUEST, MLE_PARENT_RESPONSE, MLE_CHILD_UPDATE_REQUEST, MLE_CHILD_UPDATE_RESPONSE, MLE_CHILD_ID_REQUEST, MLE_CHILD_ID_RESPONSE, ADDR_SOL_URI, SOURCE_ADDRESS_TLV, MODE_TLV, TIMEOUT_TLV, CHALLENGE_TLV, RESPONSE_TLV, LINK_LAYER_FRAME_COUNTER_TLV, MLE_FRAME_COUNTER_TLV, ROUTE64_TLV, ADDRESS16_TLV, LEADER_DATA_TLV, NETWORK_DATA_TLV, TLV_REQUEST_TLV, SCAN_MASK_TLV, CONNECTIVITY_TLV, LINK_MARGIN_TLV, VERSION_TLV, ADDRESS_REGISTRATION_TLV, NL_MAC_EXTENDED_ADDRESS_TLV, NL_RLOC16_TLV, NL_STATUS_TLV, NL_ROUTER_MASK_TLV, COAP_CODE_ACK |
| from pktverify.packet_verifier import PacketVerifier |
| from pktverify.null_field import nullField |
| |
| LEADER = 1 |
| ROUTER = 2 |
| MTD = 3 |
| POLL_PERIOD = 3 # seconds |
| |
| # Test Purpose and Description: |
| # ----------------------------- |
| # The purpose of this test case is to validate that after the DUT resets and receives |
| # no response from its parent, it will reattach to the network through a different parent. |
| # |
| # Test Topology: |
| # ------------- |
| # Leader |
| # | |
| # Router |
| # | |
| # DUT |
| # |
| # DUT Types: |
| # ---------- |
| # ED |
| # SED |
| |
| |
| class Cert_6_5_2_ChildResetReattach_Base(thread_cert.TestCase): |
| USE_MESSAGE_FACTORY = False |
| SUPPORT_NCP = False |
| |
| TOPOLOGY = { |
| LEADER: { |
| 'name': 'LEADER', |
| 'mode': 'rdn', |
| 'allowlist': [ROUTER] |
| }, |
| ROUTER: { |
| 'name': 'ROUTER', |
| 'mode': 'rdn', |
| 'allowlist': [LEADER, MTD] |
| }, |
| MTD: { |
| 'name': 'DUT', |
| 'is_mtd': True, |
| 'timeout': config.DEFAULT_CHILD_TIMEOUT, |
| 'allowlist': [ROUTER] |
| }, |
| } |
| |
| def _setUpMTD(self): |
| self.nodes[MTD].add_allowlist(self.nodes[LEADER].get_addr64()) |
| self.nodes[MTD].enable_allowlist() |
| if self.TOPOLOGY[MTD]['mode'] == '-': |
| self.nodes[MTD].set_pollperiod(POLL_PERIOD * 1000) |
| |
| def test(self): |
| self.nodes[LEADER].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[LEADER].get_state(), 'leader') |
| |
| self.nodes[ROUTER].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[ROUTER].get_state(), 'router') |
| |
| self.nodes[MTD].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[MTD].get_state(), 'child') |
| self.collect_rloc16s() |
| |
| self.nodes[LEADER].clear_allowlist() |
| self.nodes[MTD].clear_allowlist() |
| self.nodes[ROUTER].stop() |
| |
| self.nodes[MTD].reset() |
| self._setUpMTD() |
| self.simulator.go(5) |
| self.nodes[LEADER].add_allowlist(self.nodes[MTD].get_addr64()) |
| self.simulator.go(5) |
| self.nodes[MTD].start() |
| self.simulator.go(10) |
| self.assertEqual(self.nodes[MTD].get_state(), 'child') |
| self.simulator.go(360) |
| |
| self.collect_ipaddrs() |
| dut_addr = self.nodes[MTD].get_ip6_address(config.ADDRESS_TYPE.LINK_LOCAL) |
| self.nodes[LEADER].ping(dut_addr) |
| self.simulator.go(15) |
| |
| def verify(self, pv): |
| pkts = pv.pkts |
| pv.summary.show() |
| |
| LEADER = pv.vars['LEADER'] |
| LEADER_LLA = pv.vars['LEADER_LLA'] |
| ROUTER = pv.vars['ROUTER'] |
| ROUTER_RLOC16 = pv.vars['ROUTER_RLOC16'] |
| DUT = pv.vars['DUT'] |
| DUT_LLA = pv.vars['DUT_LLA'] |
| |
| # Step 1: Ensure topology is formed correctly |
| |
| pv.verify_attached('ROUTER', 'LEADER') |
| pv.verify_attached('DUT', 'ROUTER', 'MTD') |
| |
| # Step 4: DUT sends an MLE Child Update Request. |
| # The following TLVs MUST be included in the Child Update |
| # Request: |
| # - Mode TLV |
| # - Address Registration TLV (optional) |
| # If the DUT is a SED, it MUST resume polling after sending |
| # MLE Child Update. |
| pkts.filter_wpan_src64(DUT).\ |
| filter_wpan_dst64(ROUTER).\ |
| filter_mle_cmd(MLE_CHILD_UPDATE_REQUEST).\ |
| filter(lambda p: { |
| MODE_TLV |
| } < set(p.mle.tlv.type) |
| ).\ |
| must_next() |
| if self.TOPOLOGY[MTD]['mode'] == '-': |
| _pkt = pkts.filter_wpan_src64(DUT).\ |
| filter_wpan_dst16(ROUTER_RLOC16).\ |
| filter_wpan_cmd(WPAN_DATA_REQUEST).\ |
| must_next() |
| pkts.filter_wpan_src64(DUT).\ |
| filter_wpan_dst16(ROUTER_RLOC16).\ |
| filter_wpan_cmd(WPAN_DATA_REQUEST).\ |
| filter(lambda p: |
| p.sniff_timestamp - _pkt.sniff_timestamp <= |
| POLL_PERIOD + 0.1 |
| ).\ |
| must_next() |
| lstart = pkts.index |
| |
| # Step 6: The DUT MUST attach to the Leader |
| pkts.filter_wpan_src64(DUT).\ |
| filter_LLARMA().\ |
| filter_mle_cmd(MLE_PARENT_REQUEST).\ |
| filter(lambda p: { |
| CHALLENGE_TLV, |
| MODE_TLV, |
| SCAN_MASK_TLV, |
| VERSION_TLV |
| } <= set(p.mle.tlv.type) and\ |
| p.ipv6.hlim == 255 and\ |
| p.mle.tlv.scan_mask.r == 1 and\ |
| p.mle.tlv.scan_mask.e == 0 and\ |
| p.wpan.aux_sec.key_id_mode == 0x2 |
| ).\ |
| must_next() |
| lend = pkts.index |
| |
| # Step 5: No response from Router. |
| pkts.range(lstart, lend).\ |
| filter_wpan_dst64(ROUTER).\ |
| filter_mle_cmd(MLE_CHILD_UPDATE_RESPONSE).\ |
| must_not_next() |
| |
| pkts.filter_wpan_src64(LEADER).\ |
| filter_wpan_dst64(DUT).\ |
| filter_mle_cmd(MLE_PARENT_RESPONSE).\ |
| filter(lambda p: { |
| CHALLENGE_TLV, |
| CONNECTIVITY_TLV, |
| LEADER_DATA_TLV, |
| LINK_LAYER_FRAME_COUNTER_TLV, |
| LINK_MARGIN_TLV, |
| RESPONSE_TLV, |
| SOURCE_ADDRESS_TLV, |
| VERSION_TLV |
| } <= set(p.mle.tlv.type)).\ |
| must_next() |
| |
| pkts.filter_wpan_src64(DUT).\ |
| filter_wpan_dst64(LEADER).\ |
| filter_mle_cmd(MLE_CHILD_ID_REQUEST).\ |
| filter(lambda p: { |
| ADDRESS_REGISTRATION_TLV, |
| LINK_LAYER_FRAME_COUNTER_TLV, |
| MODE_TLV, |
| RESPONSE_TLV, |
| TIMEOUT_TLV, |
| TLV_REQUEST_TLV, |
| VERSION_TLV |
| } <= set(p.mle.tlv.type) and\ |
| p.wpan.aux_sec.key_id_mode == 0x2 |
| ).\ |
| must_next() |
| |
| pkts.filter_wpan_src64(LEADER).\ |
| filter_wpan_dst64(DUT).\ |
| filter_mle_cmd(MLE_CHILD_ID_RESPONSE).\ |
| filter(lambda p: { |
| ADDRESS16_TLV, |
| LEADER_DATA_TLV, |
| NETWORK_DATA_TLV, |
| SOURCE_ADDRESS_TLV |
| } <= set(p.mle.tlv.type) |
| ).\ |
| must_next() |
| |
| # Step 7: Leader Verifies connectivity by sending an ICMPv6 Echo Request |
| # to the DUT link local address |
| # The End Device MUST respond with ICMPv6 Echo Reply |
| _pkt = pkts.filter_ping_request().\ |
| filter_ipv6_src_dst(LEADER_LLA, DUT_LLA).\ |
| must_next() |
| pkts.filter_ping_reply(identifier=_pkt.icmpv6.echo.identifier).\ |
| filter_ipv6_src_dst(DUT_LLA, LEADER_LLA).\ |
| must_next() |
| |
| |
| class Cert_6_5_2_ChildResetReattach_ED(Cert_6_5_2_ChildResetReattach_Base): |
| TOPOLOGY = copy.deepcopy(Cert_6_5_2_ChildResetReattach_Base.TOPOLOGY) |
| TOPOLOGY[MTD]['mode'] = 'rn' |
| |
| |
| class Cert_6_5_2_ChildResetReattach_SED(Cert_6_5_2_ChildResetReattach_Base): |
| TOPOLOGY = copy.deepcopy(Cert_6_5_2_ChildResetReattach_Base.TOPOLOGY) |
| TOPOLOGY[MTD]['mode'] = '-' |
| |
| |
| del (Cert_6_5_2_ChildResetReattach_Base) |
| |
| if __name__ == '__main__': |
| unittest.main() |
