* [dts] [PATCH V1]tests/link_flowctrl: new cases for port stop/start
@ 2020-06-22 2:29 hanyingya
0 siblings, 0 replies; only message in thread
From: hanyingya @ 2020-06-22 2:29 UTC (permalink / raw)
To: dts; +Cc: hanyingya
add new cases:
- test_pause_fwd_port_stop_start
- test_perf_flowctrl_on_port_stop_start
Signed-off-by: hanyingya <yingyax.han@intel.com>
---
tests/TestSuite_link_flowctrl.py | 178 ++++++++++++++++++++++++-------
1 file changed, 138 insertions(+), 40 deletions(-)
diff --git a/tests/TestSuite_link_flowctrl.py b/tests/TestSuite_link_flowctrl.py
index 0349c11..45b0654 100644
--- a/tests/TestSuite_link_flowctrl.py
+++ b/tests/TestSuite_link_flowctrl.py
@@ -75,7 +75,6 @@ class TestLinkFlowctrl(TestCase):
self.tx_port = self.dutPorts[1]
self.portMask = utils.create_mask([self.rx_port, self.tx_port])
- self.memChannels = self.dut.get_memory_channels()
self.pmdout = PmdOutput(self.dut)
self.pmdout.start_testpmd("all", "--portmask=%s" % self.portMask)
@@ -89,9 +88,10 @@ class TestLinkFlowctrl(TestCase):
# create an instance to set stream field setting
self.pktgen_helper = PacketGeneratorHelper()
- def pause_frame_loss_test(self, rx_flow_control='off',
- tx_flow_control='off',
- pause_frame_fwd='off'):
+ def get_tgen_input(self):
+ """
+ create streams for ports.
+ """
tester_tx_port = self.tester.get_local_port(self.rx_port)
tester_rx_port = self.tester.get_local_port(self.tx_port)
@@ -100,19 +100,13 @@ class TestLinkFlowctrl(TestCase):
pcap = os.sep.join([self.output_path, "test.pcap"])
tgenInput.append((tester_tx_port, tester_rx_port, pcap))
+ return tgenInput
- self.dut.send_expect("set flow_ctrl rx %s tx %s 300 50 10 1 mac_ctrl_frame_fwd %s autoneg on %d " % (
- rx_flow_control,
- tx_flow_control,
- pause_frame_fwd,
- self.rx_port),
- "testpmd> ")
+ def start_traffic(self, tgenInput):
- self.dut.send_expect("set fwd csum", "testpmd> ")
- self.dut.send_expect("start", "testpmd> ", 60)
pcap = os.sep.join([self.output_path, "test.pcap"])
self.tester.scapy_append('wrpcap("%s",[Ether()/IP()/UDP()/("X"*%d)])' %
- (pcap,TestLinkFlowctrl.payload_size))
+ (pcap, TestLinkFlowctrl.payload_size))
self.tester.scapy_execute()
@@ -120,13 +114,35 @@ class TestLinkFlowctrl(TestCase):
self.tester.pktgen.clear_streams()
# run packet generator
streams = self.pktgen_helper.prepare_stream_from_tginput(tgenInput, 100,
- None, self.tester.pktgen)
+ None, self.tester.pktgen)
options = {'duration': 60}
result = self.tester.pktgen.measure_loss(stream_ids=streams, options=options)
+ return result[0]
+
+ def set_flow_ctrl(self, rx_flow_control='off',
+ tx_flow_control='off',
+ pause_frame_fwd='off'):
+
+ self.dut.send_expect("set flow_ctrl rx %s tx %s 300 50 10 1 mac_ctrl_frame_fwd %s autoneg on %d " % (
+ rx_flow_control,
+ tx_flow_control,
+ pause_frame_fwd,
+ self.rx_port),
+ "testpmd> ")
+ self.dut.send_expect("set fwd csum", "testpmd> ")
+ self.dut.send_expect("start", "testpmd> ", 60)
+
+ def pause_frame_loss_test(self, rx_flow_control='off',
+ tx_flow_control='off',
+ pause_frame_fwd='off'):
+
+ tgenInput = self.get_tgen_input()
+ self.set_flow_ctrl(rx_flow_control, tx_flow_control, pause_frame_fwd)
+ result = self.start_traffic(tgenInput)
self.dut.send_expect("stop", "testpmd> ")
- return result[0]
+ return result
def get_testpmd_port_stats(self, ports):
"""
@@ -152,6 +168,29 @@ class TestLinkFlowctrl(TestCase):
return port_stats
+ def send_packets(self, frame):
+ tester_tx_port = self.tester.get_local_port(self.rx_port)
+ tx_interface = self.tester.get_interface(tester_tx_port)
+ tester_rx_port = self.tester.get_local_port(self.tx_port)
+
+ tgenInput = []
+ tgenInput.append((tester_tx_port, tester_rx_port, "test.pcap"))
+ self.tester.scapy_foreground()
+ self.tester.scapy_append('sendp(%s, iface="%s", count=%d)' % (frame,
+ tx_interface,
+ TestLinkFlowctrl.frames_to_sent))
+
+ self.tester.scapy_execute()
+ # The following sleep is needed to allow all the packets to arrive.
+ # 1s works for Crown Pass (FC18) DUT, Lizard Head Pass (FC14) tester
+ # using Niantic. Increase it in case of packet loosing.
+ sleep(1)
+
+ self.dut.send_expect("stop", "testpmd> ")
+
+ port_stats = self.get_testpmd_port_stats((self.rx_port, self.tx_port))
+ return port_stats
+
def pause_frame_test(self, frame, flow_control='off',
pause_frame_fwd='off'):
"""
@@ -161,22 +200,18 @@ class TestLinkFlowctrl(TestCase):
Returns the testpmd port stats.
"""
- tester_tx_port = self.tester.get_local_port(self.rx_port)
- tx_interface = self.tester.get_interface(tester_tx_port)
- tester_rx_port = self.tester.get_local_port(self.tx_port)
-
- tgenInput = []
- tgenInput.append((tester_tx_port, tester_rx_port, "test.pcap"))
-
if (self.nic in ["cavium_a063", "cavium_a064"]):
- self.dut.send_expect("set flow_ctrl rx %s tx %s 300 50 10 1 autoneg %s %d " % (
+ self.dut.send_expect("set flow_ctrl rx %s tx %s 300 50 10 1 autoneg %s %d " % (
flow_control,
flow_control,
flow_control,
self.rx_port),
"testpmd> ")
+ elif self.running_case == "test_pause_fwd_port_stop_start":
+ self.dut.send_expect("set flow_ctrl mac_ctrl_frame_fwd %s %d " % (pause_frame_fwd,
+ self.rx_port), "testpmd> ")
else:
- self.dut.send_expect("set flow_ctrl rx %s tx %s 300 50 10 1 mac_ctrl_frame_fwd %s autoneg %s %d " % (
+ self.dut.send_expect("set flow_ctrl rx %s tx %s 300 50 10 1 mac_ctrl_frame_fwd %s autoneg %s %d " % (
flow_control,
flow_control,
pause_frame_fwd,
@@ -188,22 +223,7 @@ class TestLinkFlowctrl(TestCase):
self.dut.send_expect("start", "testpmd> ")
self.dut.send_expect("clear port stats all", "testpmd> ")
- self.tester.scapy_foreground()
- self.tester.scapy_append('sendp(%s, iface="%s", count=%d)' % (frame,
- tx_interface,
- TestLinkFlowctrl.frames_to_sent))
-
- self.tester.scapy_execute()
-
- # The following sleep is needed to allow all the packets to arrive.
- # 1s works for Crown Pass (FC18) DUT, Lizard Head Pass (FC14) tester
- # using Niantic. Increase it in case of packet loosing.
- sleep(1)
-
- self.dut.send_expect("stop", "testpmd> ")
-
- port_stats = self.get_testpmd_port_stats((self.rx_port, self.tx_port))
-
+ port_stats = self.send_packets(frame)
return port_stats
def check_pause_frame_test_result(self, result, expected_rx=False, expected_fwd=False):
@@ -365,6 +385,38 @@ class TestLinkFlowctrl(TestCase):
pause_frame_fwd='on')
self.check_pause_frame_test_result(port_stats, True, True)
+ def test_pause_fwd_port_stop_start(self):
+ """
+ Check werther the MAC Control Frame Forwarding setting still working after port stop/start.
+ """
+
+ # Regular frames, check for no frames received
+ pause_frame = self.build_pause_frame()
+
+ # Enable mac control Frame Forwarding, and validate packets are received.
+ port_stats = self.pause_frame_test(pause_frame, pause_frame_fwd='on')
+ self.check_pause_frame_test_result(port_stats, True, True)
+
+ # test again after port stop/start
+ self.dut.send_expect("port stop 0", "testpmd> ")
+ self.dut.send_expect("port start 0", "testpmd> ", 60)
+ self.dut.send_expect("start", "testpmd> ", 60)
+ self.dut.send_expect("clear port stats all", "testpmd> ")
+ port_stats = self.send_packets(pause_frame)
+ self.check_pause_frame_test_result(port_stats, True, True)
+
+ # Disable mac control Frame Forwarding, and validate no packets are received.
+ port_stats = self.pause_frame_test(pause_frame, pause_frame_fwd='off')
+ self.check_pause_frame_test_result(port_stats)
+
+ # test again after port stop/start
+ self.dut.send_expect("port stop 0", "testpmd> ")
+ self.dut.send_expect("port start 0", "testpmd> ", 60)
+ self.dut.send_expect("start", "testpmd> ", 60)
+ self.dut.send_expect("clear port stats all", "testpmd> ")
+ port_stats = self.send_packets(pause_frame)
+ self.check_pause_frame_test_result(port_stats)
+
def test_perf_flowctrl_on_pause_fwd_on(self):
"""
Enable link flow control and PAUSE frame forwarding
@@ -449,6 +501,52 @@ class TestLinkFlowctrl(TestCase):
self.verify(result <= 0.01,
"Link flow control fail, the loss percent is more than 1%")
+ def test_perf_flowctrl_on_port_stop_start(self):
+ """
+ Check werther the link flow control setting is still working after port stop/start.
+ """
+
+ # Enable link flow control and PAUSE frame forwarding
+ result = self.pause_frame_loss_test(rx_flow_control='on',
+ tx_flow_control='on',
+ pause_frame_fwd='off')
+ self.logger.info("Packet loss: %.3f" % result)
+ self.verify(result <= 0.01,
+ "Link flow control fail, the loss percent is more than 1%")
+
+ # test again after port stop/start
+ self.dut.send_expect("stop", "testpmd> ")
+ self.dut.send_expect("port stop 0", "testpmd> ")
+ self.dut.send_expect("port start 0", "testpmd> ", 60)
+ self.dut.send_expect("start", "testpmd> ", 60)
+
+ tgenInput = self.get_tgen_input()
+ result = self.start_traffic(tgenInput)
+ self.logger.info("Packet loss: %.3f" % result)
+ self.verify(result <= 0.01,
+ "Link flow control fail after port stop/start, the loss percent is more than 1%")
+ self.dut.send_expect("stop", "testpmd> ")
+
+ # Disable link flow control and PAUSE frame forwarding
+ self.set_flow_ctrl(rx_flow_control="off",
+ tx_flow_control='off',
+ pause_frame_fwd='off')
+ result = self.start_traffic(tgenInput)
+ self.logger.info("Packet loss: %.3f" % result)
+ self.verify(result >= 0.5,
+ "Link flow control fail after port stop/start, the loss percent is more than 50%")
+
+ # test again after port Stop/start
+ self.dut.send_expect("stop", "testpmd> ")
+ self.dut.send_expect("port stop 0", "testpmd> ")
+ self.dut.send_expect("port start 0", "testpmd> ", 60)
+ self.dut.send_expect("start", "testpmd> ", 60)
+ result = self.start_traffic(tgenInput)
+ self.logger.info("Packet loss: %.3f" % result)
+ self.verify(result >= 0.5,
+ "Link flow control fail after port stop/start, the loss percent is more than 50%")
+ self.dut.send_expect("stop", "testpmd> ")
+
def tear_down_all(self):
"""
Run after each test case.
--
2.17.1
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2020-06-22 2:34 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-06-22 2:29 [dts] [PATCH V1]tests/link_flowctrl: new cases for port stop/start hanyingya
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).