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-rw-r--r--src/plugins/map/test/test_map.py74
1 files changed, 72 insertions, 2 deletions
diff --git a/src/plugins/map/test/test_map.py b/src/plugins/map/test/test_map.py
index a7e5f165576..c1fe05e1150 100644
--- a/src/plugins/map/test/test_map.py
+++ b/src/plugins/map/test/test_map.py
@@ -140,7 +140,7 @@ class TestMAP(VppTestCase):
IP(src=self.pg0.remote_ip4, dst=self.pg0.remote_ip4) /
UDP(sport=20000, dport=10000) /
Raw(b'\xa5' * 100))
- rx = self.send_and_expect(self.pg0, v4*1, self.pg0)
+ rx = self.send_and_expect(self.pg0, v4 * 4, self.pg0)
v4_reply = v4[1]
v4_reply.ttl -= 1
for p in rx:
@@ -154,7 +154,7 @@ class TestMAP(VppTestCase):
UDP(sport=20000, dport=10000) /
Raw(b'\xa5' * 100))
- self.send_and_assert_encapped_one(v4, "3000::1", map_translated_addr)
+ self.send_and_assert_encapped(v4 * 4, "3000::1", map_translated_addr)
#
# Verify reordered fragments are able to pass as well
@@ -294,6 +294,76 @@ class TestMAP(VppTestCase):
pre_res_route.remove_vpp_config()
self.vapi.ppcli("map params pre-resolve del ip6-nh 4001::1")
+ def test_map_e_inner_frag(self):
+ """ MAP-E Inner fragmentation """
+
+ #
+ # Add a route to the MAP-BR
+ #
+ map_br_pfx = "2001::"
+ map_br_pfx_len = 32
+ map_route = VppIpRoute(self,
+ map_br_pfx,
+ map_br_pfx_len,
+ [VppRoutePath(self.pg1.remote_ip6,
+ self.pg1.sw_if_index)])
+ map_route.add_vpp_config()
+
+ #
+ # Add a domain that maps from pg0 to pg1
+ #
+ map_dst = '2001::/32'
+ map_src = '3000::1/128'
+ client_pfx = '192.168.0.0/16'
+ map_translated_addr = '2001:0:101:7000:0:c0a8:101:7'
+ tag = 'MAP-E tag.'
+ self.vapi.map_add_domain(ip4_prefix=client_pfx,
+ ip6_prefix=map_dst,
+ ip6_src=map_src,
+ ea_bits_len=20,
+ psid_offset=4,
+ psid_length=4,
+ mtu=1000,
+ tag=tag)
+
+ # Enable MAP on interface.
+ self.vapi.map_if_enable_disable(is_enable=1,
+ sw_if_index=self.pg0.sw_if_index,
+ is_translation=0)
+
+ # Enable inner fragmentation
+ self.vapi.map_param_set_fragmentation(inner=1)
+
+ v4 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
+ IP(src=self.pg0.remote_ip4, dst='192.168.1.1') /
+ UDP(sport=20000, dport=10000) /
+ Raw(b'\xa5' * 1300))
+
+ self.pg_send(self.pg0, v4*1)
+ rx = self.pg1.get_capture(2)
+
+ frags = fragment_rfc791(v4[1], 1000)
+ frags[0].id = 0
+ frags[1].id = 0
+ frags[0].ttl -= 1
+ frags[1].ttl -= 1
+ frags[0].chksum = 0
+ frags[1].chksum = 0
+
+ v6_reply1 = (IPv6(src='3000::1', dst=map_translated_addr, hlim=63) /
+ frags[0])
+ v6_reply2 = (IPv6(src='3000::1', dst=map_translated_addr, hlim=63) /
+ frags[1])
+ rx[0][1].fl = 0
+ rx[1][1].fl = 0
+ rx[0][1][IP].id = 0
+ rx[1][1][IP].id = 0
+ rx[0][1][IP].chksum = 0
+ rx[1][1][IP].chksum = 0
+
+ self.validate(rx[0][1], v6_reply1)
+ self.validate(rx[1][1], v6_reply2)
+
def validate(self, rx, expected):
self.assertEqual(rx, expected.__class__(scapy.compat.raw(expected)))