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authorNeale Ranns <neale.ranns@cisco.com>2018-08-01 12:53:17 -0700
committerDave Barach <openvpp@barachs.net>2018-08-03 11:49:39 +0000
commitce9e0b4d48705d693f4e03093e3f506bdecaf141 (patch)
treec7b59ffe466f8fce19fb2a536b16958a16efc9b9 /test/test_ip4.py
parent40f92469c6c1b7145ad752475350f71d752d8033 (diff)
loop counter to prevent infiinte number of look ups per-packet
Change-Id: I59235d11baac18785a4c90cdaf14e8f3ddf06dab Signed-off-by: Neale Ranns <neale.ranns@cisco.com>
Diffstat (limited to 'test/test_ip4.py')
-rw-r--r--test/test_ip4.py18
1 files changed, 18 insertions, 0 deletions
diff --git a/test/test_ip4.py b/test/test_ip4.py
index e501bff3fec..d15453d4f33 100644
--- a/test/test_ip4.py
+++ b/test/test_ip4.py
@@ -1246,6 +1246,24 @@ class TestIPDeag(VppTestCase):
route_in_src.add_vpp_config()
self.send_and_expect(self.pg0, pkts_src, self.pg2)
+ #
+ # loop in the lookup DP
+ #
+ route_loop = VppIpRoute(self, "2.2.2.3", 32,
+ [VppRoutePath("0.0.0.0",
+ 0xffffffff,
+ nh_table_id=0)])
+ route_loop.add_vpp_config()
+
+ p_l = (Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ IP(src="2.2.2.4", dst="2.2.2.3") /
+ TCP(sport=1234, dport=1234) /
+ Raw('\xa5' * 100))
+
+ self.send_and_assert_no_replies(self.pg0, p_l * 257,
+ "IP lookup loop")
+
class TestIPInput(VppTestCase):
""" IPv4 Input Exceptions """