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[Advanced-reboot] Assign MAC addresses to ping packets #4152

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Merged
shi-su merged 1 commit into from
Sep 10, 2021
Merged

[Advanced-reboot] Assign MAC addresses to ping packets #4152

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21 changes: 14 additions & 7 deletions ansible/roles/test/files/ptftests/advanced-reboot.py
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Original file line number Diff line number Diff line change
Expand Up @@ -561,6 +561,7 @@ def setUp(self):
self.random_vlan = random.choice(self.vlan_ports)
self.from_server_src_port = self.random_vlan
self.from_server_src_addr = random.choice(self.vlan_host_map[self.random_vlan].keys())
self.from_server_src_mac = self.hex_to_mac(self.vlan_host_map[self.random_vlan][self.from_server_src_addr])
self.from_server_dst_addr = self.random_ip(self.test_params['default_ip_range'])
self.from_server_dst_ports = self.portchannel_ports

Expand Down Expand Up @@ -694,6 +695,7 @@ def generate_from_t1(self):
def generate_from_vlan(self):
packet = simple_tcp_packet(
eth_dst=self.dut_mac,
eth_src=self.from_server_src_mac,
ip_src=self.from_server_src_addr,
ip_dst=self.from_server_dst_addr,
tcp_dport=5000
Expand All @@ -712,24 +714,28 @@ def generate_from_vlan(self):
self.from_vlan_packet = str(packet)

def generate_ping_dut_lo(self):
self.ping_dut_packets = []
dut_lo_ipv4 = self.test_params['lo_prefix'].split('/')[0]
packet = simple_icmp_packet(eth_dst=self.dut_mac,
ip_src=self.from_server_src_addr,
ip_dst=dut_lo_ipv4)
for src_port in self.vlan_host_map:
src_addr = random.choice(self.vlan_host_map[src_port].keys())
src_mac = self.hex_to_mac(self.vlan_host_map[src_port][src_addr])
packet = simple_icmp_packet(eth_src=src_mac,
eth_dst=self.dut_mac,
ip_src=src_addr,
ip_dst=dut_lo_ipv4)
self.ping_dut_packets.append((src_port, str(packet)))

exp_packet = simple_icmp_packet(eth_src=self.dut_mac,
ip_src=dut_lo_ipv4,
ip_dst=self.from_server_src_addr,
icmp_type='echo-reply')


self.ping_dut_exp_packet = Mask(exp_packet)
self.ping_dut_exp_packet.set_do_not_care_scapy(scapy.Ether, "dst")
self.ping_dut_exp_packet.set_do_not_care_scapy(scapy.IP, "dst")
self.ping_dut_exp_packet.set_do_not_care_scapy(scapy.IP, "id")
self.ping_dut_exp_packet.set_do_not_care_scapy(scapy.IP, "chksum")

self.ping_dut_packet = str(packet)

def generate_arp_ping_packet(self):
vlan = next(k for k, v in self.ports_per_vlan.items() if v)
vlan_ip_range = self.vlan_ip_range[vlan]
Expand Down Expand Up @@ -1747,7 +1753,8 @@ def pingFromUpperTier(self):

def pingDut(self):
for i in xrange(self.ping_dut_pkts):
testutils.send_packet(self, self.random_port(self.vlan_ports), self.ping_dut_packet)
src_port, packet = random.choice(self.ping_dut_packets)
testutils.send_packet(self, src_port, packet)

total_rcv_pkt_cnt = testutils.count_matched_packets_all_ports(self, self.ping_dut_exp_packet, self.vlan_ports, timeout=self.PKT_TOUT)

Expand Down