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# Copyright (c) 2019 Cisco and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
*** Settings ***
| Library | resources.libraries.python.InterfaceUtil
| Library | resources.libraries.python.IPUtil
| Library | resources.libraries.python.IPv6Util
| Library | resources.libraries.python.NodePath
| ...
| Documentation | IPv6 keywords
*** Keywords ***
| Initialize IPv6 forwarding in circular topology
| | [Documentation]
| | ... | Set UP state on VPP interfaces in path on nodes in 2-node / 3-node
| | ... | circular topology. Get the interface MAC addresses and setup neighbor
| | ... | on all VPP interfaces. Setup IPv6 addresses with /64 prefix on DUT-TG
| | ... | links. In case of 3-node topology setup IPv6 adresses with /64 prefix
| | ... | on DUT1-DUT2 link and set routing on both DUT nodes with prefix /64
| | ... | and next hop of neighbour DUT interface IPv4 address.
| | ...
| | ... | *Arguments:*
| | ... | - remote_host1_ip - IP address of remote host1 (Optional).
| | ... | Type: string
| | ... | - remote_host2_ip - IP address of remote host2 (Optional).
| | ... | Type: string
| | ...
| | ... | *Example:*
| | ...
| | ... | \| Initialize IPv6 forwarding in circular topology \
| | ... | \| 3ffe:5f::1 \| 3ffe:5f::2 \|
| | ...
| | [Arguments] | ${remote_host1_ip}=${NONE} | ${remote_host2_ip}=${NONE}
| | ...
| | ${dut2_status} | ${value}= | Run Keyword And Ignore Error<
}
import unittest
import socket
import copy
from scapy.layers.ipsec import ESP
from scapy.layers.l2 import Ether, Raw, GRE
from scapy.layers.inet import IP, UDP
from framework import VppTestRunner, is_skip_aarch64_set, is_platform_aarch64
from template_ipsec import TemplateIpsec, IpsecTun4Tests, IpsecTun6Tests, \
IpsecTun4, IpsecTun6, IpsecTcpTests, config_tun_params
from vpp_ipsec_tun_interface import VppIpsecTunInterface, \
VppIpsecGRETunInterface
from vpp_ip_route import VppIpRoute, VppRoutePath, DpoProto
from vpp_ipsec import VppIpsecSA
from vpp_l2 import VppBridgeDomain, VppBridgeDomainPort
from util import ppp
from vpp_papi import VppEnum
class TemplateIpsec4TunIfEsp(TemplateIpsec):
""" IPsec tunnel interface tests """
encryption_type = ESP
@classmethod
def setUpClass(cls):
super(TemplateIpsec4TunIfEsp, cls).setUpClass()
@classmethod
def tearDownClass(cls):
super(TemplateIpsec4TunIfEsp, cls).tearDownClass()
def setUp(self):
super(TemplateIpsec4TunIfEsp, self).setUp()
self.tun_if = self.pg0
p = self.ipv4_params
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)
p.tun_if.add_vpp_config()
p.tun_if.admin_up()
p.tun_if.config_ip4()
p.tun_if.config_ip6()
VppIpRoute(self, p.remote_tun_if_host, 32,
[VppRoutePath(p.tun_if.remote_ip4,
0xffffffff)]).add_vpp_config()
VppIpRoute(self, p.remote_tun_if_host6, 128,
[VppRoutePath(p.tun_if.remote_ip6,
0xffffffff,
proto=DpoProto.DPO_PROTO_IP6)],
is_ip6=1).add_vpp_config()
def tearDown(self):
if not self.vpp_dead:
self.vapi.cli("show hardware")
super(TemplateIpsec4TunIfEsp, self).tearDown()
class TestIpsec4TunIfEsp1(TemplateIpsec4TunIfEsp, IpsecTun4Tests):
""" Ipsec ESP - TUN tests """
tun4_encrypt_node_name = "esp4-encrypt"
tun4_decrypt_node_name = "esp4-decrypt"
def test_tun_basic64(self):
""" ipsec 6o4 tunnel basic test """
self.verify_tun_64(self.params[socket.AF_INET], count=1)
def test_tun_burst64(self):
""" ipsec 6o4 tunnel basic test """
self.verify_tun_64(self.params[socket.AF_INET], count=257)
def test_tun_basic_frag44(self):
""" ipsec 4o4 tunnel frag basic test """
p = self.ipv4_params
self.vapi.sw_interface_set_mtu(p.tun_if.sw_if_index,
[1500, 0, 0, 0])
self.verify_tun_44(self.params[socket.AF_INET],
count=1, payload_size=1800, n_rx=2)
self.vapi.sw_interface_set_mtu(p.tun_if.sw_if_index,
[9000, 0, 0, 0])
class TestIpsec4TunIfEsp2(TemplateIpsec4TunIfEsp, IpsecTcpTests):
""" Ipsec ESP - TCP tests """
pass
class TemplateIpsec6TunIfEsp(TemplateIpsec):
""" IPsec tunnel interface tests """
encryption_type = ESP
def setUp(self):
super(TemplateIpsec6TunIfEsp, self).setUp()
self.tun_if = self.pg0
p = self.ipv6_params
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, is_ip6=True)
tun_if.add_vpp_config()
tun_if.admin_up()
tun_if.config_ip6()
tun_if.config_ip4()
VppIpRoute(self, p.remote_tun_if_host, 128,
[VppRoutePath(tun_if.remote_ip6,
0xffffffff,
proto=DpoProto.DPO_PROTO_IP6)],
is_ip6=1).add_vpp_config()
VppIpRoute(self, p.remote_tun_if_host4, 32,
[VppRoutePath(tun_if.remote_ip4,
0xffffffff)]).add_vpp_config()
def tearDown(self):
if not self.vpp_dead:
self.vapi.cli("show hardware")
super(TemplateIpsec6TunIfEsp, self).tearDown()
class TestIpsec6TunIfEsp1(TemplateIpsec6TunIfEsp, IpsecTun6Tests):
""" Ipsec ESP - TUN tests """
tun6_encrypt_node_name = "esp6-encrypt"
tun6_decrypt_node_name = "esp6-decrypt"
def test_tun_basic46(self):
""" ipsec 4o6 tunnel basic test """
self.verify_tun_46(self.params[socket.AF_INET6], count=1)
def test_tun_burst46(self):
""" ipsec 4o6 tunnel burst test """
self.verify_tun_46(self.params[socket.AF_INET6], count=257)
class TestIpsec4MultiTunIfEsp(TemplateIpsec, IpsecTun4):
""" IPsec IPv4 Multi Tunnel interface """
encryption_type = ESP
tun4_encrypt_node_name = "esp4-encrypt"
tun4_decrypt_node_name = "esp4-decrypt"
def setUp(self):
super(TestIpsec4MultiTunIfEsp, self).setUp()
self.tun_if = self.pg0
self.multi_params = []
for ii in range(10):
p = copy.copy(self.ipv4_params)
p.remote_tun_if_host = "1.1.1.%d" % (ii + 1)
p.scapy_tun_sa_id = p.scapy_tun_sa_id + ii
p.scapy_tun_spi = p.scapy_tun_spi + ii
p.vpp_tun_sa_id = p.vpp_tun_sa_id + ii
p.vpp_tun_spi = p.vpp_tun_spi + ii
p.scapy_tra_sa_id = p.scapy_tra_sa_id + ii
p.scapy_tra_spi = p.scapy_tra_spi + ii
p.vpp_tra_sa_id = p.vpp_tra_sa_id + ii
p.vpp_tra_spi = p.vpp_tra_spi + ii
config_tun_params(p, self.encryption_type, self.tun_if)
self.multi_params.append(p)
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)
p.tun_if.add_vpp_config()
p.tun_if.admin_up()
p.tun_if.config_ip4()
VppIpRoute(self, p.remote_tun_if_host, 32,
[VppRoutePath(p.tun_if.remote_ip4,
0xffffffff)]).add_vpp_config()
def tearDown(self):
if not self.vpp_dead:
self.vapi.cli("show hardware")
super(TestIpsec4MultiTunIfEsp, self).tearDown()
def test_tun_44(self):
"""Multiple IPSEC tunnel interfaces """
for p in self.multi_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)
class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4):
""" IPsec IPv4 Tunnel interface all Algos """
encryption_type = ESP
tun4_encrypt_node_name = "esp4-encrypt"
tun4_decrypt_node_name = "esp4-decrypt"
def config_network(self, p):
config_tun_params(p, self.encryption_type, self.tun_if)
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,
salt=p.salt)
p.tun_if.add_vpp_config()
p.tun_if.admin_up()
p.tun_if.config_ip4()
self.logger.info(self.vapi.cli("sh ipsec sa 0"))
self.logger.info(self.vapi.cli("sh ipsec sa 1"))
p.route = VppIpRoute(self, p.remote_tun_if_host, 32,
[VppRoutePath(p.tun_if.remote_ip4,
0xffffffff)])
p.route.add_vpp_config()
def unconfig_network(self, p):
p.tun_if.unconfig_ip4()
p.tun_i
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