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-rw-r--r--test/framework.py12
-rw-r--r--test/test_bfd.py48
2 files changed, 41 insertions, 19 deletions
diff --git a/test/framework.py b/test/framework.py
index f105950ad5a..91915fca447 100644
--- a/test/framework.py
+++ b/test/framework.py
@@ -648,8 +648,18 @@ class VppTestCase(unittest.TestCase):
@classmethod
def sleep(cls, timeout, remark=None):
if hasattr(cls, 'logger'):
- cls.logger.debug("Sleeping for %ss (%s)" % (timeout, remark))
+ cls.logger.debug("Starting sleep for %ss (%s)" % (timeout, remark))
+ before = time.time()
time.sleep(timeout)
+ after = time.time()
+ if after - before > 2 * timeout:
+ cls.logger.error(
+ "time.sleep() derp! slept for %ss instead of ~%ss!" % (
+ after - before, timeout))
+ if hasattr(cls, 'logger'):
+ cls.logger.debug(
+ "Finished sleep (%s) - slept %ss (wanted %ss)" % (
+ remark, after - before, timeout))
class TestCasePrinter(object):
diff --git a/test/test_bfd.py b/test/test_bfd.py
index e8f8f33849f..925a0f80baa 100644
--- a/test/test_bfd.py
+++ b/test/test_bfd.py
@@ -1066,13 +1066,13 @@ class BFD4TestCase(VppTestCase):
def test_echo(self):
""" echo function """
bfd_session_up(self)
- self.test_session.update(required_min_echo_rx=50000)
+ self.test_session.update(required_min_echo_rx=150000)
self.test_session.send_packet()
detection_time = self.test_session.detect_mult *\
self.vpp_session.required_min_rx / USEC_IN_SEC
# echo shouldn't work without echo source set
- for dummy in range(3):
- sleep = 0.75 * detection_time
+ for dummy in range(10):
+ sleep = self.vpp_session.required_min_rx / USEC_IN_SEC
self.sleep(sleep, "delay before sending bfd packet")
self.test_session.send_packet()
p = wait_for_bfd_packet(
@@ -1080,7 +1080,9 @@ class BFD4TestCase(VppTestCase):
self.assert_equal(p[BFD].required_min_rx_interval,
self.vpp_session.required_min_rx,
"BFD required min rx interval")
+ self.test_session.send_packet()
self.vapi.bfd_udp_set_echo_source(self.loopback0.sw_if_index)
+ echo_seen = False
# should be turned on - loopback echo packets
for dummy in range(3):
loop_until = time.time() + 0.75 * detection_time
@@ -1098,9 +1100,12 @@ class BFD4TestCase(VppTestCase):
p[Ether].dst = self.pg0.local_mac
self.pg0.add_stream(p)
self.pg_start()
+ echo_seen = True
elif p.haslayer(BFD):
- self.assertGreaterEqual(p[BFD].required_min_rx_interval,
- 1000000)
+ if echo_seen:
+ self.assertGreaterEqual(
+ p[BFD].required_min_rx_interval,
+ 1000000)
if "P" in p.sprintf("%BFD.flags%"):
final = self.test_session.create_packet()
final[BFD].flags = "F"
@@ -1111,12 +1116,13 @@ class BFD4TestCase(VppTestCase):
self.assert_equal(len(self.vapi.collect_events()), 0,
"number of bfd events")
self.test_session.send_packet()
+ self.assertTrue(echo_seen, "No echo packets received")
@unittest.skipUnless(running_extended_tests(), "part of extended tests")
def test_echo_fail(self):
""" session goes down if echo function fails """
bfd_session_up(self)
- self.test_session.update(required_min_echo_rx=50000)
+ self.test_session.update(required_min_echo_rx=150000)
self.test_session.send_packet()
detection_time = self.test_session.detect_mult *\
self.vpp_session.required_min_rx / USEC_IN_SEC
@@ -1156,7 +1162,7 @@ class BFD4TestCase(VppTestCase):
def test_echo_stop(self):
""" echo function stops if peer sets required min echo rx zero """
bfd_session_up(self)
- self.test_session.update(required_min_echo_rx=50000)
+ self.test_session.update(required_min_echo_rx=150000)
self.test_session.send_packet()
self.vapi.bfd_udp_set_echo_source(self.loopback0.sw_if_index)
# wait for first echo packet
@@ -1188,7 +1194,7 @@ class BFD4TestCase(VppTestCase):
def test_echo_source_removed(self):
""" echo function stops if echo source is removed """
bfd_session_up(self)
- self.test_session.update(required_min_echo_rx=50000)
+ self.test_session.update(required_min_echo_rx=150000)
self.test_session.send_packet()
self.vapi.bfd_udp_set_echo_source(self.loopback0.sw_if_index)
# wait for first echo packet
@@ -1220,7 +1226,7 @@ class BFD4TestCase(VppTestCase):
def test_stale_echo(self):
""" stale echo packets don't keep a session up """
bfd_session_up(self)
- self.test_session.update(required_min_echo_rx=50000)
+ self.test_session.update(required_min_echo_rx=150000)
self.vapi.bfd_udp_set_echo_source(self.loopback0.sw_if_index)
self.test_session.send_packet()
# should be turned on - loopback echo packets
@@ -1273,7 +1279,7 @@ class BFD4TestCase(VppTestCase):
def test_invalid_echo_checksum(self):
""" echo packets with invalid checksum don't keep a session up """
bfd_session_up(self)
- self.test_session.update(required_min_echo_rx=50000)
+ self.test_session.update(required_min_echo_rx=150000)
self.vapi.bfd_udp_set_echo_source(self.loopback0.sw_if_index)
self.test_session.send_packet()
# should be turned on - loopback echo packets
@@ -1534,15 +1540,15 @@ class BFD6TestCase(VppTestCase):
"ECHO packet identifier for test purposes)")
def test_echo(self):
- """ echo function used """
+ """ echo function """
bfd_session_up(self)
- self.test_session.update(required_min_echo_rx=50000)
+ self.test_session.update(required_min_echo_rx=150000)
self.test_session.send_packet()
detection_time = self.test_session.detect_mult *\
self.vpp_session.required_min_rx / USEC_IN_SEC
# echo shouldn't work without echo source set
- for dummy in range(3):
- sleep = 0.75 * detection_time
+ for dummy in range(10):
+ sleep = self.vpp_session.required_min_rx / USEC_IN_SEC
self.sleep(sleep, "delay before sending bfd packet")
self.test_session.send_packet()
p = wait_for_bfd_packet(
@@ -1550,7 +1556,9 @@ class BFD6TestCase(VppTestCase):
self.assert_equal(p[BFD].required_min_rx_interval,
self.vpp_session.required_min_rx,
"BFD required min rx interval")
+ self.test_session.send_packet()
self.vapi.bfd_udp_set_echo_source(self.loopback0.sw_if_index)
+ echo_seen = False
# should be turned on - loopback echo packets
for dummy in range(3):
loop_until = time.time() + 0.75 * detection_time
@@ -1568,9 +1576,12 @@ class BFD6TestCase(VppTestCase):
p[Ether].dst = self.pg0.local_mac
self.pg0.add_stream(p)
self.pg_start()
+ echo_seen = True
elif p.haslayer(BFD):
- self.assertGreaterEqual(p[BFD].required_min_rx_interval,
- 1000000)
+ if echo_seen:
+ self.assertGreaterEqual(
+ p[BFD].required_min_rx_interval,
+ 1000000)
if "P" in p.sprintf("%BFD.flags%"):
final = self.test_session.create_packet()
final[BFD].flags = "F"
@@ -1581,6 +1592,7 @@ class BFD6TestCase(VppTestCase):
self.assert_equal(len(self.vapi.collect_events()), 0,
"number of bfd events")
self.test_session.send_packet()
+ self.assertTrue(echo_seen, "No echo packets received")
class BFDFIBTestCase(VppTestCase):
@@ -1619,8 +1631,8 @@ class BFDFIBTestCase(VppTestCase):
# packets to match against both of the routes
p = [(Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
- IPv6(src="3001::1", dst="2001::1") /
- UDP(sport=1234, dport=1234) /
+ IPv6(src="3001::1", dst="2001::1") /
+ UDP(sport=1234, dport=1234) /
Raw('\xa5' * 100)),
(Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
IPv6(src="3001::1", dst="2002::1") /