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authorJuraj Sloboda <jsloboda@cisco.com>2017-02-16 17:17:19 -0800
committerDamjan Marion <dmarion.lists@gmail.com>2017-02-17 16:31:21 +0000
commit665e482f2422cab52da221b019bb81993d7950f3 (patch)
treebd0e927deef3b94331c715637e84c151292393d9 /test
parent52a047a822242216247a97988ee5ffb329ef9f48 (diff)
Fix handling of ping to SNAT out interface
Change-Id: I322bfb3469b3d0d5b0cac39a6c2dba1c6f83ce3d Signed-off-by: Juraj Sloboda <jsloboda@cisco.com>
Diffstat (limited to 'test')
-rw-r--r--test/test_snat.py32
1 files changed, 30 insertions, 2 deletions
diff --git a/test/test_snat.py b/test/test_snat.py
index 500d629dfe5..01bbe10aa3b 100644
--- a/test/test_snat.py
+++ b/test/test_snat.py
@@ -485,7 +485,7 @@ class TestSNAT(VppTestCase):
src_ip=self.pg1.local_ip4)
def test_dynamic_icmp_errors_in2out_ttl_2(self):
- """ SNAT handling of error respones to client packets with TTL=2 """
+ """ SNAT handling of error responses to client packets with TTL=2 """
self.snat_add_address(self.snat_addr)
self.vapi.snat_interface_add_del_feature(self.pg0.sw_if_index)
@@ -512,7 +512,7 @@ class TestSNAT(VppTestCase):
self.verify_capture_in_with_icmp_errors(capture, self.pg0)
def test_dynamic_icmp_errors_out2in_ttl_2(self):
- """ SNAT handling of error respones to server packets with TTL=2 """
+ """ SNAT handling of error responses to server packets with TTL=2 """
self.snat_add_address(self.snat_addr)
self.vapi.snat_interface_add_del_feature(self.pg0.sw_if_index)
@@ -546,6 +546,34 @@ class TestSNAT(VppTestCase):
capture = self.pg1.get_capture(len(pkts))
self.verify_capture_out_with_icmp_errors(capture)
+ def test_ping_out_interface_from_outside(self):
+ """ Ping SNAT out interface from outside """
+
+ self.snat_add_address(self.snat_addr)
+ self.vapi.snat_interface_add_del_feature(self.pg0.sw_if_index)
+ self.vapi.snat_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
+
+ p = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
+ IP(src=self.pg1.remote_ip4, dst=self.pg1.local_ip4) /
+ ICMP(id=self.icmp_id_out, type='echo-request'))
+ pkts = [p]
+ self.pg1.add_stream(pkts)
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+ capture = self.pg1.get_capture(len(pkts))
+ self.assertEqual(1, len(capture))
+ packet = capture[0]
+ try:
+ self.assertEqual(packet[IP].src, self.pg1.local_ip4)
+ self.assertEqual(packet[IP].dst, self.pg1.remote_ip4)
+ self.assertEqual(packet[ICMP].id, self.icmp_id_in)
+ self.assertEqual(packet[ICMP].type, 0) # echo reply
+ except:
+ self.logger.error(ppp("Unexpected or invalid packet "
+ "(outside network):", packet))
+ raise
+
def test_static_in(self):
""" SNAT 1:1 NAT initialized from inside network """