diff options
Diffstat (limited to 'test/asf')
| -rw-r--r-- | test/asf/test_pcap.py | 74 |
1 files changed, 73 insertions, 1 deletions
diff --git a/test/asf/test_pcap.py b/test/asf/test_pcap.py index f44a880feac..c2ba1384533 100644 --- a/test/asf/test_pcap.py +++ b/test/asf/test_pcap.py @@ -3,8 +3,11 @@ import os import unittest +from scapy.layers.l2 import Ether +from scapy.layers.inet import IP, UDP +from scapy.packet import Raw + from asfframework import VppTestCase, VppTestRunner -from vpp_ip_route import VppIpTable, VppIpRoute, VppRoutePath class TestPcap(VppTestCase): @@ -14,8 +17,17 @@ class TestPcap(VppTestCase): def setUpClass(cls): super(TestPcap, cls).setUpClass() + cls.create_pg_interfaces(range(1)) + for i in cls.pg_interfaces: + i.admin_up() + i.config_ip4() + i.resolve_arp() + @classmethod def tearDownClass(cls): + for i in cls.pg_interfaces: + i.admin_down() + super(TestPcap, cls).tearDownClass() def setUp(self): @@ -86,6 +98,66 @@ class TestPcap(VppTestCase): os.remove("/tmp/rxtx.pcap") os.remove("/tmp/filt.pcap") + def test_pcap_trace_api(self): + """PCAP API Tests""" + + pkt = ( + Ether(src=self.pg0.local_mac, dst=self.pg0.remote_mac) + / IP(src=self.pg0.local_ip4, dst=self.pg0.remote_ip4, ttl=2) + / UDP(sport=1234, dport=2345) + / Raw(b"\xa5" * 128) + ) + + self.vapi.pcap_trace_on( + capture_rx=True, + capture_tx=True, + max_packets=1000, + sw_if_index=0, + filename="trace_any.pcap", + ) + self.pg_send(self.pg0, pkt * 10) + self.vapi.pcap_trace_off() + + self.vapi.cli( + f"classify filter pcap mask l3 ip4 src match l3 ip4 src {self.pg0.local_ip4}" + ) + self.vapi.pcap_trace_on( + capture_rx=True, + capture_tx=True, + filter=True, + max_packets=1000, + sw_if_index=0, + filename="trace_any_filter.pcap", + ) + self.pg_send(self.pg0, pkt * 10) + self.vapi.pcap_trace_off() + self.vapi.cli("classify filter pcap del mask l3 ip4 src") + + pkt = ( + Ether(src=self.pg0.local_mac, dst=self.pg0.remote_mac) + # wrong destination address + / IP(src=self.pg0.local_ip4, dst=self.pg0.local_ip4, ttl=2) + / UDP(sport=1234, dport=2345) + / Raw(b"\xa5" * 128) + ) + + self.vapi.pcap_trace_on( + capture_drop=True, + max_packets=1000, + sw_if_index=0, + error="{ip4-local}.{spoofed_local_packets}", + filename="trace_drop_err.pcap", + ) + self.pg_send(self.pg0, pkt * 10) + self.vapi.pcap_trace_off() + + self.assertTrue(os.path.exists("/tmp/trace_any.pcap")) + self.assertTrue(os.path.exists("/tmp/trace_any_filter.pcap")) + self.assertTrue(os.path.exists("/tmp/trace_drop_err.pcap")) + os.remove("/tmp/trace_any.pcap") + os.remove("/tmp/trace_any_filter.pcap") + os.remove("/tmp/trace_drop_err.pcap") + if __name__ == "__main__": unittest.main(testRunner=VppTestRunner) |