+ def test_verify_clear_trace_mid_reassembly(self):
+ """ verify clear trace works mid-reassembly """
+ payload_len = 1000
+ payload = ""
+ counter = 0
+ while len(payload) < payload_len:
+ payload += "%u " % counter
+ counter += 1
+
+ p = (Ether(dst=self.src_if.local_mac, src=self.src_if.remote_mac) /
+ IP(id=1, src=self.src_if.remote_ip4,
+ dst=self.dst_if.remote_ip4) /
+ UDP(sport=1234, dport=5678) /
+ Raw(payload))
+ fragments = fragment_rfc791(p, payload_len/4)
+
+ self.pg_enable_capture()
+ self.src_if.add_stream(fragments[1])
+ self.pg_start()
+
+ self.logger.debug(self.vapi.cli("show trace"))
+ self.vapi.cli("clear trace")
+
+ self.pg_enable_capture()
+ self.src_if.add_stream(fragments[0])
+ self.pg_start()
+ self.dst_if.get_capture(2)
+
+ self.logger.debug(self.vapi.cli("show trace"))
+ self.vapi.cli("clear trace")
+
+ self.pg_enable_capture()
+ self.src_if.add_stream(fragments[2:])
+ self.pg_start()
+ self.dst_if.get_capture(len(fragments[2:]))
+