From e0d2bd6bd7fc59c0c6ac48195d7f825dc99bfd91 Mon Sep 17 00:00:00 2001 From: Ole Troan Date: Fri, 22 Jun 2018 22:36:46 +0200 Subject: Revert "ipsec: VPP-1316 calculate IP/TCP/UDP inner checksums" This reverts commit a98346f664aae148d26a8e158008b773d73db96f. Change-Id: Iee5b3a5ddff0e8fd3a30fe5973cee24de434fe12 Signed-off-by: Ole Troan --- test/template_ipsec.py | 208 ------------------------------------------------- 1 file changed, 208 deletions(-) delete mode 100644 test/template_ipsec.py (limited to 'test/template_ipsec.py') diff --git a/test/template_ipsec.py b/test/template_ipsec.py deleted file mode 100644 index 9d95185cb9e..00000000000 --- a/test/template_ipsec.py +++ /dev/null @@ -1,208 +0,0 @@ -import unittest - -from scapy.layers.inet import IP, ICMP, TCP -from scapy.layers.ipsec import SecurityAssociation -from scapy.layers.l2 import Ether, Raw - -from framework import VppTestCase, VppTestRunner -from util import ppp - - -class TemplateIpsec(VppTestCase): - """ - TRANSPORT MODE: - - ------ encrypt --- - |tra_if| <-------> |VPP| - ------ decrypt --- - - TUNNEL MODE: - - ------ encrypt --- plain --- - |tun_if| <------- |VPP| <------ |pg1| - ------ --- --- - - ------ decrypt --- plain --- - |tun_if| -------> |VPP| ------> |pg1| - ------ --- --- - """ - - remote_tun_if_host = '1.1.1.1' - payload = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" - - tun_spd_id = 1 - scapy_tun_sa_id = 10 - scapy_tun_spi = 1001 - vpp_tun_sa_id = 20 - vpp_tun_spi = 1000 - - tra_spd_id = 2 - scapy_tra_sa_id = 30 - scapy_tra_spi = 2001 - vpp_tra_sa_id = 40 - vpp_tra_spi = 2000 - - vpp_esp_protocol = 1 - vpp_ah_protocol = 0 - - auth_algo_vpp_id = 2 # internal VPP enum value for SHA1_96 - auth_algo = 'HMAC-SHA1-96' # scapy name - auth_key = 'C91KUR9GYMm5GfkEvNjX' - - crypt_algo_vpp_id = 1 # internal VPP enum value for AES_CBC_128 - crypt_algo = 'AES-CBC' # scapy name - crypt_key = 'JPjyOWBeVEQiMe7h' - - @classmethod - def setUpClass(cls): - super(TemplateIpsec, cls).setUpClass() - 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() - - def tearDown(self): - super(TemplateIpsec, 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) - for i in range(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 - for i in range(count)] - - def configure_sa_tun(self): - scapy_tun_sa = SecurityAssociation(self.encryption_type, - spi=self.vpp_tun_spi, - crypt_algo=self.crypt_algo, - crypt_key=self.crypt_key, - auth_algo=self.auth_algo, - auth_key=self.auth_key, - tunnel_header=IP( - src=self.tun_if.remote_ip4, - dst=self.tun_if.local_ip4)) - vpp_tun_sa = SecurityAssociation(self.encryption_type, - spi=self.scapy_tun_spi, - crypt_algo=self.crypt_algo, - crypt_key=self.crypt_key, - auth_algo=self.auth_algo, - auth_key=self.auth_key, - tunnel_header=IP( - dst=self.tun_if.remote_ip4, - src=self.tun_if.local_ip4)) - return vpp_tun_sa, scapy_tun_sa - - def configure_sa_tra(self): - scapy_tra_sa = SecurityAssociation(self.encryption_type, - spi=self.vpp_tra_spi, - crypt_algo=self.crypt_algo, - crypt_key=self.crypt_key, - auth_algo=self.auth_algo, - auth_key=self.auth_key) - vpp_tra_sa = SecurityAssociation(self.encryption_type, - spi=self.scapy_tra_spi, - crypt_algo=self.crypt_algo, - crypt_key=self.crypt_key, - auth_algo=self.auth_algo, - auth_key=self.auth_key) - return vpp_tra_sa, scapy_tra_sa - - -class IpsecTcpTests(object): - def test_tcp_checksum(self): - """ verify checksum correctness for vpp generated packets """ - self.vapi.cli("test http server") - vpp_tun_sa, scapy_tun_sa = self.configure_sa_tun() - send = (Ether(src=self.tun_if.remote_mac, dst=self.tun_if.local_mac) / - scapy_tun_sa.encrypt(IP(src=self.remote_tun_if_host, - dst=self.tun_if.local_ip4) / - TCP(flags='S', dport=80))) - self.logger.debug(ppp("Sending packet:", send)) - recv = self.send_and_expect(self.tun_if, [send], self.tun_if, 1) - recv = recv[0] - decrypted = vpp_tun_sa.decrypt(recv[IP]) - self.assert_packet_checksums_valid(decrypted) - - -class IpsecTraTests(object): - def test_tra_basic(self, count=1): - """ ipsec v4 transport basic test """ - try: - vpp_tra_sa, scapy_tra_sa = self.configure_sa_tra() - send_pkts = self.gen_encrypt_pkts(scapy_tra_sa, self.tra_if, - src=self.tra_if.remote_ip4, - dst=self.tra_if.local_ip4, - count=count) - recv_pkts = self.send_and_expect(self.tra_if, send_pkts, - self.tra_if, count=count) - for p in recv_pkts: - decrypted = vpp_tra_sa.decrypt(p[IP]) - self.assert_packet_checksums_valid(decrypted) - finally: - self.logger.info(self.vapi.ppcli("show error")) - self.logger.info(self.vapi.ppcli("show ipsec")) - - def test_tra_burst(self): - """ ipsec v4 transport burst test """ - try: - self.test_tra_basic(count=257) - finally: - self.logger.info(self.vapi.ppcli("show error")) - self.logger.info(self.vapi.ppcli("show ipsec")) - - -class IpsecTunTests(object): - def test_tun_basic(self, count=1): - """ ipsec 4o4 tunnel basic test """ - try: - vpp_tun_sa, scapy_tun_sa = self.configure_sa_tun() - send_pkts = self.gen_encrypt_pkts(scapy_tun_sa, self.tun_if, - src=self.remote_tun_if_host, - dst=self.pg1.remote_ip4, - count=count) - recv_pkts = self.send_and_expect(self.tun_if, send_pkts, self.pg1, - count=count) - for recv_pkt in recv_pkts: - self.assert_equal(recv_pkt[IP].src, self.remote_tun_if_host) - self.assert_equal(recv_pkt[IP].dst, self.pg1.remote_ip4) - self.assert_packet_checksums_valid(recv_pkt) - send_pkts = self.gen_pkts(self.pg1, src=self.pg1.remote_ip4, - dst=self.remote_tun_if_host, count=count) - recv_pkts = self.send_and_expect(self.pg1, send_pkts, self.tun_if, - count=count) - for recv_pkt in recv_pkts: - decrypt_pkt = vpp_tun_sa.decrypt(recv_pkt[IP]) - if not decrypt_pkt.haslayer(IP): - decrypt_pkt = IP(decrypt_pkt[Raw].load) - self.assert_equal(decrypt_pkt.src, self.pg1.remote_ip4) - self.assert_equal(decrypt_pkt.dst, self.remote_tun_if_host) - self.assert_packet_checksums_valid(decrypt_pkt) - finally: - self.logger.info(self.vapi.ppcli("show error")) - self.logger.info(self.vapi.ppcli("show ipsec")) - - def test_tun_burst(self): - """ ipsec 4o4 tunnel burst test """ - try: - self.test_tun_basic(count=257) - finally: - self.logger.info(self.vapi.ppcli("show error")) - self.logger.info(self.vapi.ppcli("show ipsec")) - - -if __name__ == '__main__': - unittest.main(testRunner=VppTestRunner) -- cgit 1.2.3-korg