From 1b81e6ef66cbce15ba1b05904732f92251d531cd Mon Sep 17 00:00:00 2001 From: Tetsuya Murakami Date: Wed, 6 Nov 2019 11:05:51 -0800 Subject: srv6-mobile Type: feature Plug-in for IPv6 Segment Routing Mobile This funcion was developed by Signed-off-by: Satoru Matsuchima Signed-off-by: Filip Varga Signed-off-by: Tetsuya Murakami Signed-off-by: Tetsuya Murakami Change-Id: Ie995adc73d8f8d444339aab71619c3599e69f12d Signed-off-by: Tetsuya Murakami --- src/plugins/srv6-mobile/test/test_srv6_end.py | 161 ++++++++++++++++++++++++++ 1 file changed, 161 insertions(+) create mode 100644 src/plugins/srv6-mobile/test/test_srv6_end.py (limited to 'src/plugins/srv6-mobile/test/test_srv6_end.py') diff --git a/src/plugins/srv6-mobile/test/test_srv6_end.py b/src/plugins/srv6-mobile/test/test_srv6_end.py new file mode 100644 index 00000000000..4e2a5765bab --- /dev/null +++ b/src/plugins/srv6-mobile/test/test_srv6_end.py @@ -0,0 +1,161 @@ +#!/usr/bin/env python + +from framework import VppTestCase +from ipaddress import IPv4Address +from ipaddress import IPv6Address +from scapy.contrib.gtp import * +from scapy.all import * + + +class TestSRv6EndMGTP4E(VppTestCase): + """ SRv6 End.M.GTP4.E (SRv6 -> GTP-U) """ + + @classmethod + def setUpClass(cls): + super(TestSRv6EndMGTP4E, cls).setUpClass() + try: + cls.create_pg_interfaces(range(2)) + cls.pg_if_i = cls.pg_interfaces[0] + cls.pg_if_o = cls.pg_interfaces[1] + + cls.pg_if_i.config_ip6() + cls.pg_if_o.config_ip4() + + cls.ip4_dst = cls.pg_if_o.remote_ip4 + # cls.ip4_src = cls.pg_if_o.local_ip4 + cls.ip4_src = "192.168.192.10" + + for pg_if in cls.pg_interfaces: + pg_if.admin_up() + pg_if.resolve_arp() + + except Exception: + super(TestSRv6EndMGTP4E, cls).tearDownClass() + raise + + def create_packets(self, inner): + + ip4_dst = IPv4Address(str(self.ip4_dst)) + # 32bit prefix + 32bit IPv4 DA + 8bit + 32bit TEID + 24bit + dst = b'\xaa' * 4 + ip4_dst.packed + \ + b'\x11' + b'\xbb' * 4 + b'\x11' * 3 + ip6_dst = IPv6Address(dst) + + ip4_src = IPv4Address(str(self.ip4_src)) + # 64bit prefix + 32bit IPv4 SA + 16 bit port + 16bit + src = b'\xcc' * 8 + ip4_src.packed + \ + b'\xdd' * 2 + b'\x11' * 2 + ip6_src = IPv6Address(src) + + self.logger.info("ip4 dst: {}".format(ip4_dst)) + self.logger.info("ip4 src: {}".format(ip4_src)) + self.logger.info("ip6 dst (remote srgw): {}".format(ip6_dst)) + self.logger.info("ip6 src (local srgw): {}".format(ip6_src)) + + pkts = list() + for d, s in inner: + pkt = (Ether() / + IPv6(dst=str(ip6_dst), src=str(ip6_src)) / + IPv6ExtHdrSegmentRouting() / + IPv6(dst=d, src=s) / + UDP(sport=1000, dport=23)) + + self.logger.info(pkt.show2()) + pkts.append(pkt) + + return pkts + + def test_srv6_end(self): + """ test_srv6_end """ + pkts = self.create_packets([("A::1", "B::1"), ("C::1", "D::1")]) + + self.vapi.cli( + "sr localsid address {} behavior end.m.gtp4.e v4src_position 64" + .format(pkts[0]['IPv6'].dst)) + self.logger.info(self.vapi.cli("show sr localsids")) + + self.vapi.cli("clear errors") + + self.pg0.add_stream(pkts) + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + + self.logger.info(self.vapi.cli("show errors")) + self.logger.info(self.vapi.cli("show int address")) + + capture = self.pg1.get_capture(len(pkts)) + + for pkt in capture: + self.logger.info(pkt.show2()) + self.assertEqual(pkt[IP].dst, self.ip4_dst) + self.assertEqual(pkt[IP].src, self.ip4_src) + self.assertEqual(pkt[GTP_U_Header].teid, 0xbbbbbbbb) + + +class TestSRv6TMTmap(VppTestCase): + """ SRv6 T.M.Tmap (GTP-U -> SRv6) """ + + @classmethod + def setUpClass(cls): + super(TestSRv6TMTmap, cls).setUpClass() + try: + cls.create_pg_interfaces(range(2)) + cls.pg_if_i = cls.pg_interfaces[0] + cls.pg_if_o = cls.pg_interfaces[1] + + cls.pg_if_i.config_ip4() + cls.pg_if_o.config_ip6() + + for pg_if in cls.pg_interfaces: + pg_if.admin_up() + pg_if.resolve_arp() + + except Exception: + super(TestSRv6TMTmap, cls).tearDownClass() + raise + + +class TestSRv6EndMGTP6E(VppTestCase): + """ SRv6 End.M.GTP6.E """ + + @classmethod + def setUpClass(cls): + super(TestSRv6EndMGTP6E, cls).setUpClass() + try: + cls.create_pg_interfaces(range(2)) + cls.pg_if_i = cls.pg_interfaces[0] + cls.pg_if_o = cls.pg_interfaces[1] + + cls.pg_if_i.config_ip4() + cls.pg_if_o.config_ip6() + + for pg_if in cls.pg_interfaces: + pg_if.admin_up() + pg_if.resolve_arp() + + except Exception: + super(TestSRv6EndMGTP6E, cls).tearDownClass() + raise + + +class TestSRv6EndMGTP6D(VppTestCase): + """ SRv6 End.M.GTP6.D """ + + @classmethod + def setUpClass(cls): + super(TestSRv6EndMGTP6D, cls).setUpClass() + try: + cls.create_pg_interfaces(range(2)) + cls.pg_if_i = cls.pg_interfaces[0] + cls.pg_if_o = cls.pg_interfaces[1] + + cls.pg_if_i.config_ip4() + cls.pg_if_o.config_ip6() + + for pg_if in cls.pg_interfaces: + pg_if.admin_up() + pg_if.resolve_arp() + + except Exception: + super(TestSRv6EndMGTP6D, cls).tearDownClass() + raise -- cgit 1.2.3-korg