X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest_ipsec_esp.py;h=15ce4a9687892f54f9bf2911b8f9b7b13d0a6d73;hb=e0d2bd6bd7fc59c0c6ac48195d7f825dc99bfd91;hp=58d159a721330f2eaa9ea27cbc7909aba43b011d;hpb=c8efa29b6f9a91381897b54f1147daf922ed7164;p=vpp.git diff --git a/test/test_ipsec_esp.py b/test/test_ipsec_esp.py index 58d159a7213..15ce4a96878 100644 --- a/test/test_ipsec_esp.py +++ b/test/test_ipsec_esp.py @@ -1,13 +1,14 @@ import socket import unittest -from scapy.layers.ipsec import ESP -from framework import VppTestRunner -from template_ipsec import IpsecTraTests, IpsecTunTests -from template_ipsec import TemplateIpsec, IpsecTcpTests +from scapy.layers.inet import IP, ICMP +from scapy.layers.l2 import Ether +from scapy.layers.ipsec import SecurityAssociation, ESP +from framework import VppTestCase, VppTestRunner -class TemplateIpsecEsp(TemplateIpsec): + +class TestIpsecEsp(VppTestCase): """ Basic test for ipsec esp sanity - tunnel and transport modes. @@ -40,121 +41,298 @@ class TemplateIpsecEsp(TemplateIpsec): Note : IPv6 is not covered """ - encryption_type = ESP + remote_pg0_lb_addr = '1.1.1.1' + remote_pg1_lb_addr = '2.2.2.2' @classmethod def setUpClass(cls): - super(TemplateIpsecEsp, cls).setUpClass() - cls.tun_if = cls.pg0 - cls.tra_if = cls.pg2 - cls.logger.info(cls.vapi.ppcli("show int addr")) - cls.config_esp_tra() - cls.logger.info(cls.vapi.ppcli("show ipsec")) - cls.config_esp_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) + super(TestIpsecEsp, 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.configEspTra() + cls.logger.info(cls.vapi.ppcli("show ipsec")) + cls.configEspTun() + cls.logger.info(cls.vapi.ppcli("show ipsec")) + except Exception: + super(TestIpsecEsp, cls).tearDownClass() + raise @classmethod - def config_esp_tun(cls): - 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_esp_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_esp_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(cls.tun_spd_id, cls.scapy_tun_sa_id, - l_startaddr, l_stopaddr, r_startaddr, - r_stopaddr, - protocol=socket.IPPROTO_ESP) - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.scapy_tun_sa_id, - l_startaddr, l_stopaddr, r_startaddr, - r_stopaddr, is_outbound=0, - protocol=socket.IPPROTO_ESP) - l_startaddr = l_stopaddr = socket.inet_pton(socket.AF_INET, - 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) - l_startaddr = l_stopaddr = socket.inet_pton(socket.AF_INET, - cls.remote_tun_if_host) - 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) + def configEspTun(cls): + try: + 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, + crypto_key_length=16, + protocol=1) + 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, + crypto_key_length=16, + protocol=1) + cls.vapi.ipsec_spd_add_del(spd_id) + cls.vapi.ipsec_interface_add_del_spd(spd_id, cls.pg0.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, + protocol=socket.IPPROTO_ESP) + cls.vapi.ipsec_spd_add_del_entry( + spd_id, + l_startaddr, + l_stopaddr, + r_startaddr, + r_stopaddr, + protocol=socket.IPPROTO_ESP, + 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) + except Exception: + raise @classmethod - def config_esp_tra(cls): - 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_esp_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_esp_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(cls.tra_spd_id, cls.vpp_tra_sa_id, - l_startaddr, l_stopaddr, r_startaddr, - r_stopaddr, - protocol=socket.IPPROTO_ESP) - cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, cls.vpp_tra_sa_id, - l_startaddr, l_stopaddr, r_startaddr, - r_stopaddr, is_outbound=0, - protocol=socket.IPPROTO_ESP) - 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) - 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) - - -class TestIpsecEsp1(TemplateIpsecEsp, IpsecTraTests, IpsecTunTests): - """ Ipsec ESP - TUN & TRA tests """ - pass - - -class TestIpsecEsp2(TemplateIpsecEsp, IpsecTcpTests): - """ Ipsec ESP - TCP tests """ - pass + def configEspTra(cls): + try: + 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, + crypto_key_length=16, + protocol=1, + is_tunnel=0) + cls.vapi.ipsec_sad_add_del_entry( + local_sa_id, + local_tra_spi, + integrity_key_length=20, + crypto_key_length=16, + protocol=1, + 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) + 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, + protocol=socket.IPPROTO_ESP) + cls.vapi.ipsec_spd_add_del_entry( + spd_id, + l_startaddr, + l_stopaddr, + r_startaddr, + r_stopaddr, + protocol=socket.IPPROTO_ESP, + 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) + except Exception: + raise + + def configScapySA(self, is_tun=False): + if is_tun: + self.remote_tun_sa = SecurityAssociation( + ESP, + spi=0x000003e8, + crypt_algo='AES-CBC', + crypt_key='JPjyOWBeVEQiMe7h', + auth_algo='HMAC-SHA1-96', + auth_key='C91KUR9GYMm5GfkEvNjX', + tunnel_header=IP( + src=self.pg0.remote_ip4, + dst=self.pg0.local_ip4)) + self.local_tun_sa = SecurityAssociation( + ESP, + spi=0x000003e9, + crypt_algo='AES-CBC', + crypt_key='JPjyOWBeVEQiMe7h', + auth_algo='HMAC-SHA1-96', + auth_key='C91KUR9GYMm5GfkEvNjX', + tunnel_header=IP( + dst=self.pg0.remote_ip4, + src=self.pg0.local_ip4)) + else: + self.remote_tra_sa = SecurityAssociation( + ESP, + spi=0x000007d0, + crypt_algo='AES-CBC', + crypt_key='JPjyOWBeVEQiMe7h', + auth_algo='HMAC-SHA1-96', + auth_key='C91KUR9GYMm5GfkEvNjX') + self.local_tra_sa = SecurityAssociation( + ESP, + spi=0x000007d1, + crypt_algo='AES-CBC', + crypt_key='JPjyOWBeVEQiMe7h', + auth_algo='HMAC-SHA1-96', + auth_key='C91KUR9GYMm5GfkEvNjX') + + def tearDown(self): + super(TestIpsecEsp, 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() / + "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX") + ] * 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() / + "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" + ] * count + + def test_ipsec_esp_tra_basic(self, count=1): + """ ipsec esp v4 transport basic test """ + try: + self.configScapySA() + send_pkts = self.gen_encrypt_pkts( + self.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: + self.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_esp_tra_burst(self): + """ ipsec esp v4 transport burst test """ + try: + self.test_ipsec_esp_tra_basic(count=257) + finally: + self.logger.info(self.vapi.ppcli("show error")) + self.logger.info(self.vapi.ppcli("show ipsec")) + + def test_ipsec_esp_tun_basic(self, count=1): + """ ipsec esp 4o4 tunnel basic test """ + try: + self.configScapySA(is_tun=True) + send_pkts = self.gen_encrypt_pkts( + self.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 = self.local_tun_sa.decrypt(recv_pkt[IP]) + 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_esp_tun_burst(self): + """ ipsec esp 4o4 tunnel burst test """ + try: + self.test_ipsec_esp_tun_basic(count=257) + finally: + self.logger.info(self.vapi.ppcli("show error")) + self.logger.info(self.vapi.ppcli("show ipsec")) if __name__ == '__main__':