diff options
Diffstat (limited to 'test/test_ipsec_ah.py')
| -rw-r--r-- | test/test_ipsec_ah.py | 287 |
1 files changed, 98 insertions, 189 deletions
diff --git a/test/test_ipsec_ah.py b/test/test_ipsec_ah.py index d173b2e3b23..729f8716d03 100644 --- a/test/test_ipsec_ah.py +++ b/test/test_ipsec_ah.py @@ -1,14 +1,14 @@ import socket import unittest -from scapy.layers.inet import IP, ICMP -from scapy.layers.l2 import Ether, Raw -from scapy.layers.ipsec import SecurityAssociation, AH +from scapy.layers.ipsec import AH -from framework import VppTestCase, VppTestRunner +from framework import VppTestRunner +from template_ipsec import TemplateIpsec, IpsecTraTests, IpsecTunTests +from template_ipsec import IpsecTcpTests -class TestIpsecAh(VppTestCase): +class TemplateIpsecAh(TemplateIpsec): """ Basic test for IPSEC using AH transport and Tunnel mode @@ -41,214 +41,123 @@ class TestIpsecAh(VppTestCase): Note : IPv6 is not covered """ - remote_pg0_lb_addr = '1.1.1.1' - remote_pg1_lb_addr = '2.2.2.2' - payload = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" + encryption_type = AH @classmethod def setUpClass(cls): - super(TestIpsecAh, cls).setUpClass() - try: - cls.create_pg_interfaces(range(3)) - cls.interfaces = list(cls.pg_interfaces) - for i in cls.interfaces: - i.admin_up() - i.config_ip4() - i.resolve_arp() - cls.logger.info(cls.vapi.ppcli("show int addr")) - cls.config_ah_tra() - cls.logger.info(cls.vapi.ppcli("show ipsec")) - cls.config_ah_tun() - cls.logger.info(cls.vapi.ppcli("show ipsec")) - except Exception: - super(TestIpsecAh, cls).tearDownClass() - raise + super(TemplateIpsecAh, cls).setUpClass() + cls.tun_if = cls.pg0 + cls.tra_if = cls.pg2 + cls.logger.info(cls.vapi.ppcli("show int addr")) + cls.config_ah_tra() + cls.logger.info(cls.vapi.ppcli("show ipsec")) + cls.config_ah_tun() + cls.logger.info(cls.vapi.ppcli("show ipsec")) + src4 = socket.inet_pton(socket.AF_INET, cls.remote_tun_if_host) + cls.vapi.ip_add_del_route(src4, 32, cls.tun_if.remote_ip4n) @classmethod def config_ah_tun(cls): - spd_id = 1 - remote_sa_id = 10 - local_sa_id = 20 - remote_tun_spi = 1001 - local_tun_spi = 1000 - src4 = socket.inet_pton(socket.AF_INET, cls.remote_pg0_lb_addr) - cls.vapi.ip_add_del_route(src4, 32, cls.pg0.remote_ip4n) - dst4 = socket.inet_pton(socket.AF_INET, cls.remote_pg1_lb_addr) - cls.vapi.ip_add_del_route(dst4, 32, cls.pg1.remote_ip4n) - cls.vapi.ipsec_sad_add_del_entry(remote_sa_id, remote_tun_spi, - cls.pg0.local_ip4n, - cls.pg0.remote_ip4n, - integrity_key_length=20) - cls.vapi.ipsec_sad_add_del_entry(local_sa_id, local_tun_spi, - cls.pg0.remote_ip4n, - cls.pg0.local_ip4n, - integrity_key_length=20) - cls.vapi.ipsec_spd_add_del(spd_id) - cls.vapi.ipsec_interface_add_del_spd(spd_id, cls.pg0.sw_if_index) + cls.vapi.ipsec_sad_add_del_entry(cls.scapy_tun_sa_id, + cls.scapy_tun_spi, + cls.auth_algo_vpp_id, cls.auth_key, + cls.crypt_algo_vpp_id, + cls.crypt_key, cls.vpp_ah_protocol, + cls.tun_if.local_ip4n, + cls.tun_if.remote_ip4n) + cls.vapi.ipsec_sad_add_del_entry(cls.vpp_tun_sa_id, + cls.vpp_tun_spi, + cls.auth_algo_vpp_id, cls.auth_key, + cls.crypt_algo_vpp_id, + cls.crypt_key, cls.vpp_ah_protocol, + cls.tun_if.remote_ip4n, + cls.tun_if.local_ip4n) + cls.vapi.ipsec_spd_add_del(cls.tun_spd_id) + cls.vapi.ipsec_interface_add_del_spd(cls.tun_spd_id, + cls.tun_if.sw_if_index) l_startaddr = r_startaddr = socket.inet_pton(socket.AF_INET, "0.0.0.0") l_stopaddr = r_stopaddr = socket.inet_pton(socket.AF_INET, "255.255.255.255") - cls.vapi.ipsec_spd_add_del_entry(spd_id, l_startaddr, l_stopaddr, - r_startaddr, r_stopaddr, + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.vpp_tun_sa_id, + l_startaddr, l_stopaddr, r_startaddr, + r_stopaddr, + protocol=socket.IPPROTO_AH) + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.vpp_tun_sa_id, + l_startaddr, l_stopaddr, r_startaddr, + r_stopaddr, is_outbound=0, protocol=socket.IPPROTO_AH) - cls.vapi.ipsec_spd_add_del_entry(spd_id, l_startaddr, l_stopaddr, - r_startaddr, r_stopaddr, - protocol=socket.IPPROTO_AH, - is_outbound=0) l_startaddr = l_stopaddr = socket.inet_pton(socket.AF_INET, - cls.remote_pg0_lb_addr) - r_startaddr = r_stopaddr = socket.inet_pton(socket.AF_INET, - cls.remote_pg1_lb_addr) - cls.vapi.ipsec_spd_add_del_entry(spd_id, l_startaddr, l_stopaddr, - r_startaddr, r_stopaddr, - priority=10, policy=3, - is_outbound=0, sa_id=local_sa_id) - cls.vapi.ipsec_spd_add_del_entry(spd_id, r_startaddr, r_stopaddr, - l_startaddr, l_stopaddr, priority=10, - policy=3, sa_id=remote_sa_id) + cls.remote_tun_if_host) + r_startaddr = r_stopaddr = cls.pg1.remote_ip4n + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.vpp_tun_sa_id, + l_startaddr, l_stopaddr, r_startaddr, + r_stopaddr, priority=10, policy=3, + is_outbound=0) + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.scapy_tun_sa_id, + r_startaddr, r_stopaddr, l_startaddr, + l_stopaddr, priority=10, policy=3) + r_startaddr = r_stopaddr = cls.pg0.local_ip4n + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.vpp_tun_sa_id, + l_startaddr, l_stopaddr, r_startaddr, + r_stopaddr, priority=20, policy=3, + is_outbound=0) + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.scapy_tun_sa_id, + r_startaddr, r_stopaddr, l_startaddr, + l_stopaddr, priority=20, policy=3) @classmethod def config_ah_tra(cls): - spd_id = 2 - remote_sa_id = 30 - local_sa_id = 40 - remote_tra_spi = 2001 - local_tra_spi = 2000 - cls.vapi.ipsec_sad_add_del_entry(remote_sa_id, remote_tra_spi, - integrity_key_length=20, is_tunnel=0) - cls.vapi.ipsec_sad_add_del_entry(local_sa_id, local_tra_spi, - integrity_key_length=20, is_tunnel=0) - cls.vapi.ipsec_spd_add_del(spd_id) - cls.vapi.ipsec_interface_add_del_spd(spd_id, cls.pg2.sw_if_index) + cls.vapi.ipsec_sad_add_del_entry(cls.scapy_tra_sa_id, + cls.scapy_tra_spi, + cls.auth_algo_vpp_id, cls.auth_key, + cls.crypt_algo_vpp_id, + cls.crypt_key, cls.vpp_ah_protocol, + is_tunnel=0) + cls.vapi.ipsec_sad_add_del_entry(cls.vpp_tra_sa_id, + cls.vpp_tra_spi, + cls.auth_algo_vpp_id, cls.auth_key, + cls.crypt_algo_vpp_id, + cls.crypt_key, cls.vpp_ah_protocol, + is_tunnel=0) + cls.vapi.ipsec_spd_add_del(cls.tra_spd_id) + cls.vapi.ipsec_interface_add_del_spd(cls.tra_spd_id, + cls.tra_if.sw_if_index) l_startaddr = r_startaddr = socket.inet_pton(socket.AF_INET, "0.0.0.0") l_stopaddr = r_stopaddr = socket.inet_pton(socket.AF_INET, "255.255.255.255") - cls.vapi.ipsec_spd_add_del_entry(spd_id, l_startaddr, l_stopaddr, - r_startaddr, r_stopaddr, + cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, cls.vpp_tra_sa_id, + l_startaddr, l_stopaddr, r_startaddr, + r_stopaddr, protocol=socket.IPPROTO_AH) - cls.vapi.ipsec_spd_add_del_entry(spd_id, l_startaddr, l_stopaddr, - r_startaddr, r_stopaddr, - protocol=socket.IPPROTO_AH, + cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, cls.scapy_tra_sa_id, + l_startaddr, l_stopaddr, r_startaddr, + r_stopaddr, is_outbound=0, + protocol=socket.IPPROTO_AH) + l_startaddr = l_stopaddr = cls.tra_if.local_ip4n + r_startaddr = r_stopaddr = cls.tra_if.remote_ip4n + cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, cls.vpp_tra_sa_id, + l_startaddr, l_stopaddr, r_startaddr, + r_stopaddr, priority=10, policy=3, is_outbound=0) - l_startaddr = l_stopaddr = cls.pg2.local_ip4n - r_startaddr = r_stopaddr = cls.pg2.remote_ip4n - cls.vapi.ipsec_spd_add_del_entry(spd_id, l_startaddr, l_stopaddr, - r_startaddr, r_stopaddr, - priority=10, policy=3, - is_outbound=0, sa_id=local_sa_id) - cls.vapi.ipsec_spd_add_del_entry(spd_id, l_startaddr, l_stopaddr, - r_startaddr, r_stopaddr, priority=10, - policy=3, sa_id=remote_sa_id) - - def configure_scapy_sa_tun(self): - remote_tun_sa = SecurityAssociation(AH, spi=0x000003e8, - auth_algo='HMAC-SHA1-96', - auth_key='C91KUR9GYMm5GfkEvNjX', - tunnel_header=IP( - src=self.pg0.remote_ip4, - dst=self.pg0.local_ip4)) - local_tun_sa = SecurityAssociation(AH, spi=0x000003e9, - auth_algo='HMAC-SHA1-96', - auth_key='C91KUR9GYMm5GfkEvNjX', - tunnel_header=IP( - dst=self.pg0.remote_ip4, - src=self.pg0.local_ip4)) - return local_tun_sa, remote_tun_sa - - def configure_scapy_sa_tra(self): - remote_tra_sa = SecurityAssociation(AH, spi=0x000007d0, - auth_algo='HMAC-SHA1-96', - auth_key='C91KUR9GYMm5GfkEvNjX') - local_tra_sa = SecurityAssociation(AH, spi=0x000007d1, - auth_algo='HMAC-SHA1-96', - auth_key='C91KUR9GYMm5GfkEvNjX') - return local_tra_sa, remote_tra_sa + cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, cls.scapy_tra_sa_id, + l_startaddr, l_stopaddr, r_startaddr, + r_stopaddr, priority=10, + policy=3) def tearDown(self): - super(TestIpsecAh, self).tearDown() + super(TemplateIpsecAh, self).tearDown() if not self.vpp_dead: self.vapi.cli("show hardware") - def send_and_expect(self, input, pkts, output, count=1): - input.add_stream(pkts) - self.pg_enable_capture(self.pg_interfaces) - self.pg_start() - rx = output.get_capture(count) - return rx - - def gen_encrypt_pkts(self, sa, sw_intf, src, dst, count=1): - return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / - sa.encrypt(IP(src=src, dst=dst) / ICMP() / self.payload) - ] * count - - def gen_pkts(self, sw_intf, src, dst, count=1): - return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / - IP(src=src, dst=dst) / ICMP() / self.payload - ] * count - - def test_ipsec_ah_tra_basic(self, count=1): - """ ipsec ah v4 transport basic test """ - try: - local_tra_sa, remote_tra_sa = self.configure_scapy_sa_tra() - send_pkts = self.gen_encrypt_pkts(remote_tra_sa, self.pg2, - src=self.pg2.remote_ip4, - dst=self.pg2.local_ip4, - count=count) - recv_pkts = self.send_and_expect(self.pg2, send_pkts, self.pg2, - count=count) - # ESP TRA VPP encryption/decryption verification - for Pkts in recv_pkts: - Pkts[AH].padding = Pkts[AH].icv[12:] - Pkts[AH].icv = Pkts[AH].icv[:12] - local_tra_sa.decrypt(Pkts[IP]) - finally: - self.logger.info(self.vapi.ppcli("show error")) - self.logger.info(self.vapi.ppcli("show ipsec")) - - def test_ipsec_ah_tra_burst(self): - """ ipsec ah v4 transport burst test """ - try: - self.test_ipsec_ah_tra_basic(count=257) - finally: - self.logger.info(self.vapi.ppcli("show error")) - self.logger.info(self.vapi.ppcli("show ipsec")) - - def test_ipsec_ah_tun_basic(self, count=1): - """ ipsec ah 4o4 tunnel basic test """ - try: - local_tun_sa, remote_tun_sa = self.configure_scapy_sa_tun() - send_pkts = self.gen_encrypt_pkts(remote_tun_sa, self.pg0, - src=self.remote_pg0_lb_addr, - dst=self.remote_pg1_lb_addr, - count=count) - recv_pkts = self.send_and_expect(self.pg0, send_pkts, self.pg1, - count=count) - # ESP TUN VPP decryption verification - for recv_pkt in recv_pkts: - self.assert_equal(recv_pkt[IP].src, self.remote_pg0_lb_addr) - self.assert_equal(recv_pkt[IP].dst, self.remote_pg1_lb_addr) - send_pkts = self.gen_pkts(self.pg1, src=self.remote_pg1_lb_addr, - dst=self.remote_pg0_lb_addr, - count=count) - recv_pkts = self.send_and_expect(self.pg1, send_pkts, self.pg0, - count=count) - # ESP TUN VPP encryption verification - for recv_pkt in recv_pkts: - decrypt_pkt = local_tun_sa.decrypt(recv_pkt[IP]) - decrypt_pkt = IP(decrypt_pkt[Raw].load) - self.assert_equal(decrypt_pkt.src, self.remote_pg1_lb_addr) - self.assert_equal(decrypt_pkt.dst, self.remote_pg0_lb_addr) - finally: - self.logger.info(self.vapi.ppcli("show error")) - self.logger.info(self.vapi.ppcli("show ipsec")) - - def test_ipsec_ah_tun_burst(self): - """ ipsec ah 4o4 tunnel burst test """ - try: - self.test_ipsec_ah_tun_basic(count=257) - finally: - self.logger.info(self.vapi.ppcli("show error")) - self.logger.info(self.vapi.ppcli("show ipsec")) + +class TestIpsecAh1(TemplateIpsecAh, IpsecTraTests, IpsecTunTests): + """ Ipsec AH - TUN & TRA tests """ + pass + + +class TestIpsecAh2(TemplateIpsecAh, IpsecTcpTests): + """ Ipsec AH - TCP tests """ + pass if __name__ == '__main__': |