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-rw-r--r--test/test_flowprobe.py75
1 files changed, 75 insertions, 0 deletions
diff --git a/test/test_flowprobe.py b/test/test_flowprobe.py
index 28ddff8a65e..ca2bbb53cbc 100644
--- a/test/test_flowprobe.py
+++ b/test/test_flowprobe.py
@@ -30,6 +30,7 @@ from vpp_ip_route import VppIpRoute, VppRoutePath
from vpp_papi.macaddress import mac_ntop
from socket import inet_ntop
from vpp_papi import VppEnum
+from vpp_sub_interface import VppDot1ADSubint
TMPL_COMMON_FIELD_COUNT = 6
@@ -40,6 +41,9 @@ TMPL_L4_FIELD_COUNT = 3
IPFIX_TCP_FLAGS_ID = 6
IPFIX_SRC_TRANS_PORT_ID = 7
IPFIX_DST_TRANS_PORT_ID = 11
+IPFIX_SRC_IP4_ADDR_ID = 8
+IPFIX_DST_IP4_ADDR_ID = 12
+IPFIX_FLOW_DIRECTION_ID = 61
TCP_F_FIN = 0x01
TCP_F_SYN = 0x02
@@ -1230,6 +1234,77 @@ class DatapathTx(MethodHolder, DatapathTestsHolder):
intf3 = "pg6"
direction = "tx"
+ def test_rewritten_traffic(self):
+ """Rewritten traffic (from subif to ipfix if)"""
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pkts = []
+
+ # prepare a sub-interface
+ subif = VppDot1ADSubint(self, self.pg7, 0, 300, 400)
+ subif.admin_up()
+ subif.config_ip4()
+
+ # enable ip4 datapath for an interface
+ ipfix = VppCFLOW(
+ test=self,
+ intf="pg8",
+ datapath="ip4",
+ layer="l2 l3 l4",
+ direction=self.direction,
+ )
+ ipfix.add_vpp_config()
+
+ # template packet should arrive immediately
+ ipfix_decoder = IPFIXDecoder()
+ templates = ipfix.verify_templates(ipfix_decoder, count=1)
+
+ # forward some traffic through the ipfix interface
+ route = VppIpRoute(
+ self,
+ "9.0.0.0",
+ 24,
+ [VppRoutePath(self.pg8.remote_ip4, self.pg8.sw_if_index)],
+ )
+ route.add_vpp_config()
+
+ # prepare an IPv4 packet (subif => ipfix interface)
+ pkt = (
+ Ether(src=subif.remote_mac, dst=self.pg7.local_mac)
+ / IP(src=subif.remote_ip4, dst="9.0.0.1")
+ / UDP(sport=1234, dport=4321)
+ / Raw(b"\xa5" * 123)
+ )
+ self.pkts = [
+ subif.add_dot1ad_layer(pkt, 300, 400),
+ ]
+
+ # send the packet
+ capture = self.send_packets(self.pg7, self.pg8)
+
+ # wait for a flow and verify it
+ self.vapi.ipfix_flush()
+ cflow = self.wait_for_cflow_packet(self.collector, templates[0])
+ self.verify_cflow_data(ipfix_decoder, capture, cflow)
+ self.verify_cflow_data_detail(
+ ipfix_decoder,
+ capture,
+ cflow,
+ {
+ IPFIX_SRC_IP4_ADDR_ID: "src_ip",
+ IPFIX_DST_IP4_ADDR_ID: "dst_ip",
+ IPFIX_SRC_TRANS_PORT_ID: "sport",
+ IPFIX_DST_TRANS_PORT_ID: "dport",
+ IPFIX_FLOW_DIRECTION_ID: (self.direction == "tx"),
+ },
+ )
+
+ self.collector.get_capture(2)
+
+ # cleanup
+ route.remove_vpp_config()
+ subif.remove_vpp_config()
+ ipfix.remove_vpp_config()
+
@tag_fixme_vpp_workers
class DatapathRx(MethodHolder, DatapathTestsHolder):