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[thread-cert] refactor case 5.3.11 using pktverify (#5825)
This commit is contained in:
Jing Ma
@@ -32,26 +32,54 @@ import unittest
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import command
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import config
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import thread_cert
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from pktverify.consts import ADDR_QRY_URI, ADDR_NTF_URI, NL_ML_EID_TLV, NL_RLOC16_TLV, NL_TARGET_EID_TLV
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from pktverify.packet_verifier import PacketVerifier
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from pktverify.bytes import Bytes
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from pktverify.addrs import Ipv6Addr
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LEADER = 1
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DUT_ROUTER1 = 2
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MED1 = 3
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X = 'fd00:db8:0000:0000:aa55:aa55:aa55:aa55'
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# Test Purpose and Description:
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# -----------------------------
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# The purpose of this test case is to validate the way AQ_TIMEOUT and
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# AQ_RETRY_TIMEOUT intervals are used in the Address Query transmission
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# algorithm.
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#
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# Test Topology:
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# -------------
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# Leader
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# |
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# Router(DUT)
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# |
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# MED
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#
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# DUT Types:
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# ----------
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# Router
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class Cert_5_3_11_AddressQueryTimeoutIntervals(thread_cert.TestCase):
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USE_MESSAGE_FACTORY = False
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TOPOLOGY = {
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LEADER: {
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'name': 'LEADER',
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'mode': 'rdn',
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'panid': 0xface,
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'allowlist': [DUT_ROUTER1]
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},
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DUT_ROUTER1: {
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'name': 'ROUTER',
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'mode': 'rdn',
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'panid': 0xface,
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'router_selection_jitter': 1,
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'allowlist': [LEADER, MED1]
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},
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MED1: {
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'name': 'MED',
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'is_mtd': True,
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'mode': 'rn',
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'panid': 0xface,
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@@ -60,7 +88,6 @@ class Cert_5_3_11_AddressQueryTimeoutIntervals(thread_cert.TestCase):
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}
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def test(self):
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# 1 ALL: Build and verify the topology
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self.nodes[LEADER].start()
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self.simulator.go(5)
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self.assertEqual(self.nodes[LEADER].get_state(), 'leader')
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@@ -73,51 +100,103 @@ class Cert_5_3_11_AddressQueryTimeoutIntervals(thread_cert.TestCase):
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self.simulator.go(5)
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self.assertEqual(self.nodes[MED1].get_state(), 'child')
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self.collect_rlocs()
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# 2 MED1: MED1 sends an ICMPv6 Echo Request to a non-existent
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# mesh-local address X
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X = "fd00:db8:0000:0000:aa55:aa55:aa55:aa55"
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self.assertFalse(self.nodes[MED1].ping(X))
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self.simulator.go(config.AQ_TIMEOUT)
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# Verify DUT_ROUTER1 sent an Address Query Request message
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dut_router1_messages = self.simulator.get_messages_sent_by(DUT_ROUTER1)
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msg = dut_router1_messages.next_coap_message('0.02', '/a/aq')
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command.check_address_query(
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msg,
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self.nodes[DUT_ROUTER1],
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config.REALM_LOCAL_ALL_ROUTERS_ADDRESS,
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)
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# Verify DUT_ROUTER1 didn't receive an Address Query Notification
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# message
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dut_router1_messages = self.simulator.get_messages_sent_by(DUT_ROUTER1)
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msg = dut_router1_messages.next_coap_message('0.02', '/a/an', False)
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self.assertTrue(msg is None)
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# 2 MED1: MED1 sends an ICMPv6 Echo Request to a non-existent mesh-local address X before
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# 3 MED1: MED1 sends an ICMPv6 Echo Request to a non-existent mesh-local address X before
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# ADDRESS_QUERY_INITIAL_RETRY_DELAY timeout expires
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self.assertFalse(self.nodes[MED1].ping(X))
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self.simulator.go(config.ADDRESS_QUERY_INITIAL_RETRY_DELAY)
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# Verify DUT_ROUTER1 didn't generate an Address Query Request message
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dut_router1_messages = self.simulator.get_messages_sent_by(DUT_ROUTER1)
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msg = dut_router1_messages.next_coap_message('0.02', '/a/aq', False)
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self.assertTrue(msg is None)
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# 3 MED1: MED1 sends an ICMPv6 Echo Request to a non-existent mesh-local address X after
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# 4 MED1: MED1 sends an ICMPv6 Echo Request to a non-existent mesh-local address X after
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# ADDRESS_QUERY_INITIAL_RETRY_DELAY timeout expired
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self.assertFalse(self.nodes[MED1].ping(X))
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# Verify DUT_ROUTER1 sent an Address Query Request message
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dut_router1_messages = self.simulator.get_messages_sent_by(DUT_ROUTER1)
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msg = dut_router1_messages.next_coap_message('0.02', '/a/aq')
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command.check_address_query(
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msg,
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self.nodes[DUT_ROUTER1],
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config.REALM_LOCAL_ALL_ROUTERS_ADDRESS,
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)
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def verify(self, pv):
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pkts = pv.pkts
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pv.summary.show()
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LEADER = pv.vars['LEADER']
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ROUTER = pv.vars['ROUTER']
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ROUTER_RLOC = pv.vars['ROUTER_RLOC']
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MED = pv.vars['MED']
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MM = pv.vars['MM_PORT']
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# Step 1: Build the topology as described
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pv.verify_attached('ROUTER', 'LEADER')
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pv.verify_attached('MED', 'ROUTER', 'MTD')
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# Step 2: MED sends an ICMPv6 Echo Request to a nonexistent mesh-local
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# address X
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# The DUT MUST generate an Address Query Request on MED’s behalf
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# The Address Query Request MUST be sent to the Realm-Local
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# All-Routers address (FF03::2)
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# CoAP URI-Path
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# - NON POST coap://<FF03::2>
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# CoAP Payload
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# - Target EID TLV – non-existent mesh-local
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# An Address Query Notification MUST NOT be received within
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# AQ_TIMEOUT interval.
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_pkt = pkts.filter_ping_request().\
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filter_wpan_src64(MED).\
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filter_ipv6_dst(Ipv6Addr(X)).\
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must_next()
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step2_start = pkts.index
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pkts.filter_wpan_src64(ROUTER).\
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filter_RLARMA().\
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filter_coap_request(ADDR_QRY_URI, port=MM).\
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filter(lambda p: p.thread_address.tlv.target_eid == Ipv6Addr(X)).\
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must_next()
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# Step 3: MED sends an ICMPv6 Echo Request to a nonexistent mesh-local
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# address X before ADDRESS_QUERY_INITIAL_RETRY_DELAY timeout
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# expired
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# The DUT MUST NOT initiate a new Address Query frame
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pkts.filter_ping_request().\
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filter_wpan_src64(MED).\
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filter_ipv6_dst(Ipv6Addr(X)).\
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must_next()
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step2_end = pkts.index
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pkts.range(step2_start, step2_end).filter_ipv6_dst(ROUTER_RLOC).\
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filter_coap_request(ADDR_NTF_URI, port=MM).\
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must_not_next()
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# Step 4: MED sends an ICMPv6 Echo Request to a nonexistent mesh-local
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# address X after ADDRESS_QUERY_INITIAL_RETRY_DELAY timeout
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# expired
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# The DUT MUST generate an Address Query Request on MED’s behalf
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# The Address Query Request MUST be sent to the Realm-Local
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# All-Routers address (FF03::2)
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# CoAP URI-Path
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# - NON POST coap://<FF03::2>
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# CoAP Payload
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# - Target EID TLV – non-existent mesh-local
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pkts.filter_ping_request().\
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filter_wpan_src64(MED).\
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filter_ipv6_dst(Ipv6Addr(X)).\
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must_next()
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step3_end = pkts.index
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pkts.range(step2_end, step3_end).filter_wpan_src64(ROUTER).\
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filter_RLARMA().\
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filter_coap_request(ADDR_QRY_URI, port=MM).\
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must_not_next()
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pkts.filter_wpan_src64(ROUTER).\
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filter_RLARMA().\
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filter_coap_request(ADDR_QRY_URI, port=MM).\
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filter(lambda p: p.thread_address.tlv.target_eid == Ipv6Addr(X)).\
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must_next()
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if __name__ == '__main__':
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