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-rw-r--r--test/test_map.py98
-rw-r--r--test/test_nat.py3
-rw-r--r--test/vpp_papi_provider.py21
3 files changed, 109 insertions, 13 deletions
diff --git a/test/test_map.py b/test/test_map.py
index e98532e9df7..cd2533373f9 100644
--- a/test/test_map.py
+++ b/test/test_map.py
@@ -76,11 +76,25 @@ class TestMAP(VppTestCase):
#
# Add a domain that maps from pg0 to pg1
#
- map_dst = '{}/{}'.format(map_br_pfx, map_br_pfx_len)
+ map_dst = '2001::/64'
map_src = '3000::1/128'
client_pfx = '192.168.0.0/16'
self.vapi.map_add_domain(map_dst, map_src, client_pfx)
+ # Enable MAP on interface.
+ self.vapi.map_if_enable_disable(1, self.pg0.sw_if_index, 0)
+
+ # Ensure MAP doesn't steal all packets!
+ v4 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
+ IP(src=self.pg0.remote_ip4, dst=self.pg0.remote_ip4) /
+ UDP(sport=20000, dport=10000) /
+ Raw('\xa5' * 100))
+ rx = self.send_and_expect(self.pg0, v4*1, self.pg0)
+ v4_reply = v4[1]
+ v4_reply.ttl -= 1
+ for p in rx:
+ self.validate(p[1], v4_reply)
+
#
# Fire in a v4 packet that will be encapped to the BR
#
@@ -91,6 +105,20 @@ class TestMAP(VppTestCase):
self.send_and_assert_encapped(v4, "3000::1", "2001::c0a8:0:0")
+ # Enable MAP on interface.
+ self.vapi.map_if_enable_disable(1, self.pg1.sw_if_index, 0)
+
+ # Ensure MAP doesn't steal all packets
+ v6 = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
+ IPv6(src=self.pg1.remote_ip6, dst=self.pg1.remote_ip6) /
+ UDP(sport=20000, dport=10000) /
+ Raw('\xa5' * 100))
+ rx = self.send_and_expect(self.pg1, v6*1, self.pg1)
+ v6_reply = v6[1]
+ v6_reply.hlim -= 1
+ for p in rx:
+ self.validate(p[1], v6_reply)
+
#
# Fire in a V6 encapped packet.
# expect a decapped packet on the inside ip4 link
@@ -168,15 +196,37 @@ class TestMAP(VppTestCase):
#
# Add a domain that maps from pg0 to pg1
#
- self.vapi.map_add_domain('2001:db8::/32',
- '1234:5678:90ab:cdef::/64',
- '192.168.0.0/24',
- 16, 6, 4, 1)
+ map_dst = '2001:db8::/32'
+ map_src = '1234:5678:90ab:cdef::/64'
+ ip4_pfx = '192.168.0.0/24'
+
+ self.vapi.map_add_domain(map_dst, map_src, ip4_pfx,
+ 16, 6, 4)
# Enable MAP-T on interfaces.
+ self.vapi.map_if_enable_disable(1, self.pg0.sw_if_index, 1)
+ self.vapi.map_if_enable_disable(1, self.pg1.sw_if_index, 1)
- # self.vapi.map_if_enable_disable(1, self.pg0.sw_if_index, 1)
- # self.vapi.map_if_enable_disable(1, self.pg1.sw_if_index, 1)
+ # Ensure MAP doesn't steal all packets!
+ v4 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
+ IP(src=self.pg0.remote_ip4, dst=self.pg0.remote_ip4) /
+ UDP(sport=20000, dport=10000) /
+ Raw('\xa5' * 100))
+ rx = self.send_and_expect(self.pg0, v4*1, self.pg0)
+ v4_reply = v4[1]
+ v4_reply.ttl -= 1
+ for p in rx:
+ self.validate(p[1], v4_reply)
+ # Ensure MAP doesn't steal all packets
+ v6 = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
+ IPv6(src=self.pg1.remote_ip6, dst=self.pg1.remote_ip6) /
+ UDP(sport=20000, dport=10000) /
+ Raw('\xa5' * 100))
+ rx = self.send_and_expect(self.pg1, v6*1, self.pg1)
+ v6_reply = v6[1]
+ v6_reply.hlim -= 1
+ for p in rx:
+ self.validate(p[1], v6_reply)
map_route = VppIpRoute(self,
"2001:db8::",
@@ -298,6 +348,40 @@ class TestMAP(VppTestCase):
# p4_reply.id = 256
# self.validate(reass_pkt, p4_reply)
+ # TCP MSS clamping
+ self.vapi.map_param_set_tcp(1300)
+
+ #
+ # Send a v4 TCP SYN packet that will be translated and MSS clamped
+ #
+ p_ether = Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac)
+ p_ip4 = IP(src=self.pg0.remote_ip4, dst='192.168.0.1')
+ payload = TCP(sport=0xabcd, dport=0xabcd, flags="S",
+ options=[('MSS', 1460)])
+
+ p4 = (p_ether / p_ip4 / payload)
+ p6_translated = (IPv6(src="1234:5678:90ab:cdef:ac:1001:200:0",
+ dst="2001:db8:1f0::c0a8:1:f") / payload)
+ p6_translated.hlim -= 1
+ p6_translated['TCP'].options = [('MSS', 1300)]
+ rx = self.send_and_expect(self.pg0, p4*1, self.pg1)
+ for p in rx:
+ self.validate(p[1], p6_translated)
+
+ # Send back an IPv6 packet that will be "untranslated"
+ p_ether6 = Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
+ p_ip6 = IPv6(src='2001:db8:1f0::c0a8:1:f',
+ dst='1234:5678:90ab:cdef:ac:1001:200:0')
+ p6 = (p_ether6 / p_ip6 / payload)
+ p4_translated = (IP(src='192.168.0.1',
+ dst=self.pg0.remote_ip4) / payload)
+ p4_translated.id = 0
+ p4_translated.ttl -= 1
+ p4_translated['TCP'].options = [('MSS', 1300)]
+ rx = self.send_and_expect(self.pg1, p6*1, self.pg0)
+ for p in rx:
+ self.validate(p[1], p4_translated)
+
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
diff --git a/test/test_nat.py b/test/test_nat.py
index e3aa267c805..c64359a4db7 100644
--- a/test/test_nat.py
+++ b/test/test_nat.py
@@ -6106,8 +6106,7 @@ class TestNAT44Out2InDPO(MethodHolder):
self.src_ip6_pfx_len = 96
self.vapi.map_add_domain(self.dst_ip6_pfx_n, self.dst_ip6_pfx_len,
self.src_ip6_pfx_n, self.src_ip6_pfx_len,
- '\x00\x00\x00\x00', 0, is_translation=1,
- is_rfc6052=1)
+ '\x00\x00\x00\x00', 0)
@unittest.skip('Temporary disabled')
def test_464xlat_ce(self):
diff --git a/test/vpp_papi_provider.py b/test/vpp_papi_provider.py
index 4ab4380692e..55bf7ed39cb 100644
--- a/test/vpp_papi_provider.py
+++ b/test/vpp_papi_provider.py
@@ -2732,9 +2732,8 @@ class VppPapiProvider(object):
ea_bits_len=0,
psid_offset=0,
psid_length=0,
- is_translation=0,
- is_rfc6052=0,
mtu=1280):
+
return self.api(
self.papi.map_add_domain,
{
@@ -2744,11 +2743,25 @@ class VppPapiProvider(object):
'ea_bits_len': ea_bits_len,
'psid_offset': psid_offset,
'psid_length': psid_length,
- 'is_translation': is_translation,
- 'is_rfc6052': is_rfc6052,
'mtu': mtu
})
+ def map_if_enable_disable(self, is_enable, sw_if_index, is_translation):
+ return self.api(
+ self.papi.map_if_enable_disable,
+ {
+ 'is_enable': is_enable,
+ 'sw_if_index': sw_if_index,
+ 'is_translation': is_translation,
+ })
+
+ def map_param_set_tcp(self, tcp_mss):
+ return self.api(
+ self.papi.map_param_set_tcp,
+ {
+ 'tcp_mss': tcp_mss,
+ })
+
def gtpu_add_del_tunnel(
self,
src_addr,