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[thread-cert] refactor case 5.1.5 using pktverify (#5728)
This commit is contained in:
Jing Ma
@@ -32,19 +32,41 @@ import unittest
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import mle
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import network_layer
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import thread_cert
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from pktverify.consts import MLE_PARENT_RESPONSE, MLE_CHILD_ID_RESPONSE, MLE_LINK_REQUEST, ADDR_SOL_URI, CHALLENGE_TLV, RESPONSE_TLV, LINK_LAYER_FRAME_COUNTER_TLV, CONNECTIVITY_TLV, ROUTE64_TLV, ADDRESS16_TLV, LEADER_DATA_TLV, NETWORK_DATA_TLV, VERSION_TLV, TLV_REQUEST_TLV, LINK_MARGIN_TLV, SOURCE_ADDRESS_TLV, COAP_CODE_ACK, COAP_CODE_POST, NL_MAC_EXTENDED_ADDRESS_TLV, NL_STATUS_TLV, NL_RLOC16_TLV, NL_ROUTER_MASK_TLV
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from pktverify.packet_verifier import PacketVerifier
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LEADER = 1
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ROUTER1 = 2
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# Test Purpose and Description:
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# -----------------------------
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# The purpose of this test case is to verify that after deallocating a Router ID,
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# Leader as a DUT doesn't reassign the Router ID for at least ID_REUSE_DELAY
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# seconds
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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
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#
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# DUT Types:
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# ----------
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# Leader
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class Cert_5_1_05_RouterAddressTimeout(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': [ROUTER1]
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},
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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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@@ -66,74 +88,228 @@ class Cert_5_1_05_RouterAddressTimeout(thread_cert.TestCase):
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self.simulator.go(5)
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self.assertEqual(self.nodes[ROUTER1].get_state(), 'router')
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rloc16 = self.nodes[ROUTER1].get_addr16()
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self.nodes[ROUTER1].reset()
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self._setUpRouter1()
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self.simulator.go(200)
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self.nodes[ROUTER1].start()
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self.simulator.go(15)
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self.assertEqual(self.nodes[ROUTER1].get_state(), 'router')
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self.assertNotEqual(self.nodes[ROUTER1].get_addr16(), rloc16)
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rloc16 = self.nodes[ROUTER1].get_addr16()
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self.nodes[ROUTER1].reset()
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self._setUpRouter1()
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self.simulator.go(300)
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self.nodes[ROUTER1].start()
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self.simulator.go(15)
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self.assertEqual(self.nodes[ROUTER1].get_state(), 'router')
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self.assertEqual(self.nodes[ROUTER1].get_addr16(), rloc16)
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leader_messages = self.simulator.get_messages_sent_by(LEADER)
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router1_messages = self.simulator.get_messages_sent_by(ROUTER1)
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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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# 2 - All
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leader_messages.next_mle_message(mle.CommandType.ADVERTISEMENT)
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LEADER = pv.vars['LEADER']
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ROUTER = pv.vars['ROUTER']
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MM = pv.vars['MM_PORT']
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router1_messages.next_mle_message(mle.CommandType.PARENT_REQUEST)
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leader_messages.next_mle_message(mle.CommandType.PARENT_RESPONSE)
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# Step 1: Verify topology is formed correctly.
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router1_messages.next_mle_message(mle.CommandType.CHILD_ID_REQUEST)
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leader_messages.next_mle_message(mle.CommandType.CHILD_ID_RESPONSE)
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pv.verify_attached('ROUTER')
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_pkt_as = pkts.filter_wpan_src64(LEADER).\
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filter_coap_ack(ADDR_SOL_URI, port=MM).\
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filter(lambda p: {
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NL_STATUS_TLV,
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NL_RLOC16_TLV,
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NL_ROUTER_MASK_TLV
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} == set(p.coap.tlv.type) and\
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p.coap.code == COAP_CODE_ACK and\
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p.thread_address.tlv.status == 0
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).\
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must_next()
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# 3 - Router1
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router1_messages.next_mle_message(mle.CommandType.LINK_REQUEST)
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router1_messages.next_mle_message(mle.CommandType.PARENT_REQUEST)
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router1_messages.next_mle_message(mle.CommandType.CHILD_ID_REQUEST)
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# Step 3: Router automatically sends a link request, reattaches and
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# requests its original Router ID after reset within the
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# ID_REUSE_DELAY interval
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msg = router1_messages.next_coap_message("0.02")
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msg.assertCoapMessageRequestUriPath("/a/as")
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pkts.filter_wpan_src64(ROUTER).\
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filter_LLARMA().\
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filter_mle_cmd(MLE_LINK_REQUEST).\
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filter(lambda p: {
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CHALLENGE_TLV,
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VERSION_TLV,
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TLV_REQUEST_TLV,
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ADDRESS16_TLV,
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ROUTE64_TLV
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} <= set(p.mle.tlv.type)\
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).\
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must_next()
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# 4 - Leader
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leader_messages.next_mle_message(mle.CommandType.PARENT_RESPONSE)
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leader_messages.next_mle_message(mle.CommandType.CHILD_ID_RESPONSE)
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# Step 4: Leader MUST send a properly formatted Parent Response and
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# Child ID Response to Router.
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# And send Address Solicit Response Message to Router.
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# The RLOC16 TLV in the Address Solicit Response message MUST
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# contain a different Router ID then the one allocated in the
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# original attach because ID_REUSE_DELAY interval has not
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# timed out.
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#
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# CoAP Response Code
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# - 2.04 Changed
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# CoAP Payload
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# - Status TLV (value = Success)
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# - RLOC16 TLV
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# - Router Mask TLV
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msg = leader_messages.next_coap_message("2.04")
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msg.assertCoapMessageContainsTlv(network_layer.Status)
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msg.assertCoapMessageContainsOptionalTlv(network_layer.RouterMask)
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pkts.filter_wpan_src64(LEADER).\
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filter_wpan_dst64(ROUTER).\
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filter_mle_cmd(MLE_PARENT_RESPONSE).\
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filter(lambda p: {
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CHALLENGE_TLV,
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CONNECTIVITY_TLV,
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LEADER_DATA_TLV,
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LINK_LAYER_FRAME_COUNTER_TLV,
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LINK_MARGIN_TLV,
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RESPONSE_TLV,
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SOURCE_ADDRESS_TLV,
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VERSION_TLV
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} <= set(p.mle.tlv.type)
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).\
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must_next()
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status_tlv = msg.get_coap_message_tlv(network_layer.Status)
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self.assertEqual(network_layer.StatusValues.SUCCESS, status_tlv.status)
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pkts.filter_wpan_src64(LEADER).\
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filter_wpan_dst64(ROUTER).\
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filter_mle_cmd(MLE_CHILD_ID_RESPONSE).\
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filter(lambda p: {
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ADDRESS16_TLV,
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LEADER_DATA_TLV,
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NETWORK_DATA_TLV,
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SOURCE_ADDRESS_TLV,
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ROUTE64_TLV
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} <= set(p.mle.tlv.type) or\
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{
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ADDRESS16_TLV,
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LEADER_DATA_TLV,
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NETWORK_DATA_TLV,
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SOURCE_ADDRESS_TLV
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} <= set(p.mle.tlv.type)\
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).\
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must_next()
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# 6 - Router1
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router1_messages.next_mle_message(mle.CommandType.LINK_REQUEST)
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router1_messages.next_mle_message(mle.CommandType.PARENT_REQUEST)
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router1_messages.next_mle_message(mle.CommandType.CHILD_ID_REQUEST)
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_pkt_as2 = pkts.filter_wpan_src64(ROUTER).\
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filter_coap_request(ADDR_SOL_URI, port=MM).\
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filter(lambda p: {
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NL_MAC_EXTENDED_ADDRESS_TLV,
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NL_RLOC16_TLV,
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NL_STATUS_TLV
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} == set(p.coap.tlv.type) and\
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p.coap.code == COAP_CODE_POST and\
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p.thread_address.tlv.rloc16 ==
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_pkt_as.thread_address.tlv.rloc16
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).\
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must_next()
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msg = router1_messages.next_coap_message("0.02")
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msg.assertCoapMessageRequestUriPath("/a/as")
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_pkt_as3 = pkts.filter_wpan_src64(LEADER).\
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filter_coap_ack(ADDR_SOL_URI, port=MM).\
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filter(lambda p: {
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NL_STATUS_TLV,
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NL_RLOC16_TLV,
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NL_ROUTER_MASK_TLV
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} == set(p.coap.tlv.type) and\
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p.coap.code == COAP_CODE_ACK and\
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p.thread_address.tlv.rloc16 !=
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_pkt_as2.thread_address.tlv.rloc16 and\
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p.thread_address.tlv.status == 0
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).\
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must_next()
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# 7 - Leader
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leader_messages.next_mle_message(mle.CommandType.PARENT_RESPONSE)
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leader_messages.next_mle_message(mle.CommandType.CHILD_ID_RESPONSE)
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# Step 6: Router automatically sends a link request, reattaches and
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# requests its most recent Router ID after reset after the
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# ID_REUSE_DELAY interval
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msg = leader_messages.next_coap_message("2.04")
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msg.assertCoapMessageContainsTlv(network_layer.Status)
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msg.assertCoapMessageContainsOptionalTlv(network_layer.RouterMask)
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pkts.filter_wpan_src64(ROUTER).\
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filter_LLARMA().\
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filter_mle_cmd(MLE_LINK_REQUEST).\
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filter(lambda p: {
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CHALLENGE_TLV,
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VERSION_TLV,
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TLV_REQUEST_TLV,
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ADDRESS16_TLV,
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ROUTE64_TLV
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} <= set(p.mle.tlv.type)\
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).\
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must_next()
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status_tlv = msg.get_coap_message_tlv(network_layer.Status)
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self.assertEqual(network_layer.StatusValues.SUCCESS, status_tlv.status)
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# Step 7: Leader MUST send a properly formatted Parent Response and
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# Child ID Response to Router.
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# And send Address Solicit Response Message to Router.
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# The RLOC16 TLV in the Address Solicit Response message MUST
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# contain the requested Router ID
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#
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# CoAP Response Code
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# - 2.04 Changed
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# CoAP Payload
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# - Status TLV (value = Success)
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# - RLOC16 TLV
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# - Router Mask TLV
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pkts.filter_wpan_src64(LEADER).\
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filter_wpan_dst64(ROUTER).\
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filter_mle_cmd(MLE_PARENT_RESPONSE).\
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filter(lambda p: {
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CHALLENGE_TLV,
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CONNECTIVITY_TLV,
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LEADER_DATA_TLV,
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LINK_LAYER_FRAME_COUNTER_TLV,
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LINK_MARGIN_TLV,
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RESPONSE_TLV,
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SOURCE_ADDRESS_TLV,
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VERSION_TLV
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} <= set(p.mle.tlv.type)
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).\
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must_next()
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pkts.filter_wpan_src64(LEADER).\
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filter_wpan_dst64(ROUTER).\
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filter_mle_cmd(MLE_CHILD_ID_RESPONSE).\
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filter(lambda p: {
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ADDRESS16_TLV,
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LEADER_DATA_TLV,
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NETWORK_DATA_TLV,
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SOURCE_ADDRESS_TLV,
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ROUTE64_TLV
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} <= set(p.mle.tlv.type) or\
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{
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ADDRESS16_TLV,
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LEADER_DATA_TLV,
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NETWORK_DATA_TLV,
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SOURCE_ADDRESS_TLV
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} <= set(p.mle.tlv.type)\
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).\
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must_next()
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pkts.filter_wpan_src64(ROUTER).\
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filter_coap_request(ADDR_SOL_URI, port=MM).\
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filter(lambda p: {
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NL_MAC_EXTENDED_ADDRESS_TLV,
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NL_RLOC16_TLV,
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NL_STATUS_TLV
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} == set(p.coap.tlv.type) and\
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p.coap.code == COAP_CODE_POST and\
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p.thread_address.tlv.rloc16 ==
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_pkt_as3.thread_address.tlv.rloc16
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).\
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must_next()
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pkts.filter_wpan_src64(LEADER).\
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filter_coap_ack(ADDR_SOL_URI, port=MM).\
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filter(lambda p: {
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NL_STATUS_TLV,
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NL_RLOC16_TLV,
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NL_ROUTER_MASK_TLV
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} == set(p.coap.tlv.type) and\
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p.coap.code == COAP_CODE_ACK and\
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p.thread_address.tlv.rloc16 ==
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_pkt_as3.thread_address.tlv.rloc16 and\
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p.thread_address.tlv.status == 0
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).\
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must_next()
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if __name__ == '__main__':
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