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-rw-r--r--test/template_ipsec.py19
-rw-r--r--test/test_ipsec_tun_if_esp.py121
-rw-r--r--test/vpp_ipsec_tun_interface.py2
3 files changed, 133 insertions, 9 deletions
diff --git a/test/template_ipsec.py b/test/template_ipsec.py
index d714a93d378..e40fa561dbd 100644
--- a/test/template_ipsec.py
+++ b/test/template_ipsec.py
@@ -558,6 +558,8 @@ class IpsecTun4(object):
def verify_encrypted(self, p, sa, rxs):
decrypt_pkts = []
for rx in rxs:
+ if p.nat_header:
+ self.assertEqual(rx[UDP].dport, 4500)
self.assert_packet_checksums_valid(rx)
self.assertEqual(len(rx) - len(Ether()), rx[IP].len)
try:
@@ -642,6 +644,23 @@ class IpsecTun4(object):
self.verify_counters4(p, count)
+ def verify_keepalive(self, p):
+ pkt = (Ether(src=self.tun_if.remote_mac, dst=self.tun_if.local_mac) /
+ IP(src=p.remote_tun_if_host, dst=self.tun_if.local_ip4) /
+ UDP(sport=333, dport=4500) /
+ Raw(0xff))
+ self.send_and_assert_no_replies(self.tun_if, pkt*31)
+ self.assert_error_counter_equal(
+ '/err/%s/NAT Keepalive' % self.tun4_input_node, 31)
+
+ pkt = (Ether(src=self.tun_if.remote_mac, dst=self.tun_if.local_mac) /
+ IP(src=p.remote_tun_if_host, dst=self.tun_if.local_ip4) /
+ UDP(sport=333, dport=4500) /
+ Raw(0xfe))
+ self.send_and_assert_no_replies(self.tun_if, pkt*31)
+ self.assert_error_counter_equal(
+ '/err/%s/Too Short' % self.tun4_input_node, 31)
+
class IpsecTun4Tests(IpsecTun4):
""" UT test methods for Tunnel v4 """
diff --git a/test/test_ipsec_tun_if_esp.py b/test/test_ipsec_tun_if_esp.py
index 20f12497f8d..5cf311ec9c5 100644
--- a/test/test_ipsec_tun_if_esp.py
+++ b/test/test_ipsec_tun_if_esp.py
@@ -63,6 +63,55 @@ class TemplateIpsec4TunIfEsp(TemplateIpsec):
super(TemplateIpsec4TunIfEsp, self).tearDown()
+class TemplateIpsec4TunIfEspUdp(TemplateIpsec):
+ """ IPsec UDP tunnel interface tests """
+
+ tun4_encrypt_node_name = "esp4-encrypt-tun"
+ tun4_decrypt_node_name = "esp4-decrypt"
+ encryption_type = ESP
+
+ @classmethod
+ def setUpClass(cls):
+ super(TemplateIpsec4TunIfEspUdp, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TemplateIpsec4TunIfEspUdp, cls).tearDownClass()
+
+ def setUp(self):
+ super(TemplateIpsec4TunIfEspUdp, self).setUp()
+
+ self.tun_if = self.pg0
+
+ p = self.ipv4_params
+ p.flags = (VppEnum.vl_api_ipsec_sad_flags_t.
+ IPSEC_API_SAD_FLAG_UDP_ENCAP)
+ p.nat_header = UDP(sport=5454, dport=4500)
+
+ p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi,
+ p.scapy_tun_spi, p.crypt_algo_vpp_id,
+ p.crypt_key, p.crypt_key,
+ p.auth_algo_vpp_id, p.auth_key,
+ p.auth_key, udp_encap=True)
+ p.tun_if.add_vpp_config()
+ p.tun_if.admin_up()
+ p.tun_if.config_ip4()
+ p.tun_if.config_ip6()
+
+ r = VppIpRoute(self, p.remote_tun_if_host, 32,
+ [VppRoutePath(p.tun_if.remote_ip4,
+ 0xffffffff)])
+ r.add_vpp_config()
+ r = VppIpRoute(self, p.remote_tun_if_host6, 128,
+ [VppRoutePath(p.tun_if.remote_ip6,
+ 0xffffffff,
+ proto=DpoProto.DPO_PROTO_IP6)])
+ r.add_vpp_config()
+
+ def tearDown(self):
+ super(TemplateIpsec4TunIfEspUdp, self).tearDown()
+
+
class TestIpsec4TunIfEsp1(TemplateIpsec4TunIfEsp, IpsecTun4Tests):
""" Ipsec ESP - TUN tests """
tun4_encrypt_node_name = "esp4-encrypt-tun"
@@ -94,6 +143,16 @@ class TestIpsec4TunIfEsp1(TemplateIpsec4TunIfEsp, IpsecTun4Tests):
[9000, 0, 0, 0])
+class TestIpsec4TunIfEspUdp(TemplateIpsec4TunIfEspUdp, IpsecTun4Tests):
+ """ Ipsec ESP UDP tests """
+
+ tun4_input_node = "ipsec4-if-input"
+
+ def test_keepalive(self):
+ """ IPSEC NAT Keepalive """
+ self.verify_keepalive(self.ipv4_params)
+
+
class TestIpsec4TunIfEsp2(TemplateIpsec4TunIfEsp, IpsecTcpTests):
""" Ipsec ESP - TCP tests """
pass
@@ -661,19 +720,26 @@ class TestIpsecGreIfEsp(TemplateIpsec,
class TemplateIpsec4TunProtect(object):
""" IPsec IPv4 Tunnel protect """
+ encryption_type = ESP
+ tun4_encrypt_node_name = "esp4-encrypt-tun"
+ tun4_decrypt_node_name = "esp4-decrypt-tun"
+ tun4_input_node = "ipsec4-tun-input"
+
def config_sa_tra(self, p):
config_tun_params(p, self.encryption_type, self.tun_if)
p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi,
p.auth_algo_vpp_id, p.auth_key,
p.crypt_algo_vpp_id, p.crypt_key,
- self.vpp_esp_protocol)
+ self.vpp_esp_protocol,
+ flags=p.flags)
p.tun_sa_out.add_vpp_config()
p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi,
p.auth_algo_vpp_id, p.auth_key,
p.crypt_algo_vpp_id, p.crypt_key,
- self.vpp_esp_protocol)
+ self.vpp_esp_protocol,
+ flags=p.flags)
p.tun_sa_in.add_vpp_config()
def config_sa_tun(self, p):
@@ -684,7 +750,8 @@ class TemplateIpsec4TunProtect(object):
p.crypt_algo_vpp_id, p.crypt_key,
self.vpp_esp_protocol,
self.tun_if.remote_addr[p.addr_type],
- self.tun_if.local_addr[p.addr_type])
+ self.tun_if.local_addr[p.addr_type],
+ flags=p.flags)
p.tun_sa_out.add_vpp_config()
p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi,
@@ -692,7 +759,8 @@ class TemplateIpsec4TunProtect(object):
p.crypt_algo_vpp_id, p.crypt_key,
self.vpp_esp_protocol,
self.tun_if.remote_addr[p.addr_type],
- self.tun_if.local_addr[p.addr_type])
+ self.tun_if.local_addr[p.addr_type],
+ flags=p.flags)
p.tun_sa_in.add_vpp_config()
def config_protect(self, p):
@@ -732,10 +800,6 @@ class TestIpsec4TunProtect(TemplateIpsec,
IpsecTun4):
""" IPsec IPv4 Tunnel protect - transport mode"""
- encryption_type = ESP
- tun4_encrypt_node_name = "esp4-encrypt-tun"
- tun4_decrypt_node_name = "esp4-decrypt-tun"
-
def setUp(self):
super(TestIpsec4TunProtect, self).setUp()
@@ -785,6 +849,47 @@ class TestIpsec4TunProtect(TemplateIpsec,
self.unconfig_network(p)
+class TestIpsec4TunProtectUdp(TemplateIpsec,
+ TemplateIpsec4TunProtect,
+ IpsecTun4):
+ """ IPsec IPv4 Tunnel protect - transport mode"""
+
+ def setUp(self):
+ super(TestIpsec4TunProtectUdp, self).setUp()
+
+ self.tun_if = self.pg0
+
+ p = self.ipv4_params
+ p.flags = (VppEnum.vl_api_ipsec_sad_flags_t.
+ IPSEC_API_SAD_FLAG_UDP_ENCAP)
+ p.nat_header = UDP(sport=5454, dport=4500)
+ self.config_network(p)
+ self.config_sa_tra(p)
+ self.config_protect(p)
+
+ def tearDown(self):
+ p = self.ipv4_params
+ self.unconfig_protect(p)
+ self.unconfig_sa(p)
+ self.unconfig_network(p)
+ super(TestIpsec4TunProtectUdp, self).tearDown()
+
+ def test_tun_44(self):
+ """IPSEC UDP tunnel protect"""
+
+ p = self.ipv4_params
+
+ self.verify_tun_44(p, count=127)
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 127)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 127)
+
+ def test_keepalive(self):
+ """ IPSEC NAT Keepalive """
+ self.verify_keepalive(self.ipv4_params)
+
+
class TestIpsec4TunProtectTun(TemplateIpsec,
TemplateIpsec4TunProtect,
IpsecTun4):
diff --git a/test/vpp_ipsec_tun_interface.py b/test/vpp_ipsec_tun_interface.py
index 97359b13281..c561a1fd11f 100644
--- a/test/vpp_ipsec_tun_interface.py
+++ b/test/vpp_ipsec_tun_interface.py
@@ -27,7 +27,7 @@ class VppIpsecTunInterface(VppTunnelInterface):
else:
self.local_ip = self.parent_if.local_ip4
self.remote_ip = self.parent_if.remote_ip4
- self.udp_encap = False
+ self.udp_encap = udp_encap
def add_vpp_config(self):
r = self.test.vapi.ipsec_tunnel_if_add_del(