vpp - Vector Packet Processing

Age	Commit message (Expand)	Author	Files	Lines
2019-12-17	ip: Protocol Independent IP Neighbors	Neale Ranns	1	-2/+1
2019-11-05	misc: Fix python scripts shebang line	Renato Botelho do Couto	1	-1/+1
2019-08-20	api: Cleanup APIs interface.api	Jakub Grajciar	1	-4/+4
2019-04-11	Tests: Refactor tearDown show command logging, add lifecycle markers.	Paul Vinciguerra	1	-3/+4
2019-02-04	VTL Cleanup: Fix missing calls to setUpClass/tearDownClass, fix numerous Type...	Paul Vinciguerra	1	-0/+4
2018-12-20	Tests: Cleanup @skip decorator.	Paul Vinciguerra	1	-1/+1
2018-11-29	Trivial: test_container.py	Paul Vinciguerra	1	-4/+4
2018-06-24	Revert "Revert "make test: fix broken interfaces""	Klement Sekera	1	-1/+1
2018-06-22	Revert "make test: fix broken interfaces"	Ole Troan	1	-1/+1
2018-06-22	make test: fix broken interfaces	Klement Sekera	1	-1/+1
2017-10-25	L3 proxy FIB source for container networking	Andrew Yourtchenko	1	-0/+131

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#!/usr/bin/env python3

from framework import VppTestCase
from ipaddress import IPv4Address
from ipaddress import IPv6Address
from scapy.contrib.gtp import *
from scapy.all import *


class TestSRv6uSIDSRH(VppTestCase):
    """ SRv6 End.uSID w/ SRH """

    @classmethod
    def setUpClass(cls):
        super(TestSRv6uSIDSRH, 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_ip6()

            cls.ip6_nhop = cls.pg_if_o.remote_ip6

            cls.ip6_dst = "1111:2222:aaaa:bbbb:cccc:dddd:eeee:ffff"
            cls.ip6_src = "1111:2222::1"

            for pg_if in cls.pg_interfaces:
                pg_if.admin_up()
                pg_if.resolve_ndp(timeout=5)

        except Exception:
            super(TestSRv6uSIDSRH, cls).tearDownClass()
            raise

    def create_packets(self, inner):

        ip6_dst = IPv6Address(str(self.ip6_dst))

        ip6_src = IPv6Address(str(self.ip6_src))

        self.logger.info("ip6 dst: {}".format(ip6_dst))
        self.logger.info("ip6 src: {}".format(ip6_src))

        pkts = list()
        for d, s in inner:
            pkt = (Ether() /
                   IPv6(dst=str(ip6_dst), src=str(ip6_src)) /
                   IPv6ExtHdrSegmentRouting(segleft=1,
                                            lastentry=0,
                                            tag=0,
                                            addresses=[
                                                "a1::1",
                                                "1111:2222:aaaa:bbbb::"]) /
                   IPv6(dst=d, src=s) /
                   UDP(sport=1000, dport=23))
            self.logger.info(pkt.show2(dump=True))
            pkts.append(pkt)

        return pkts

    def test_srv6_usid_srh(self):
        """ test_srv6_usid_srh """
        pkts = self.create_packets([("A::1", "B::1"), ("C::1", "D::1")])

        self.vapi.cli("set sr encaps source addr A1::1")
        self.vapi.cli(
            "sr localsid prefix 1111:2222:aaaa::/48 behavior un 16")
        self.vapi.cli(
            "ip route add 1111:2222:bbbb::/48 via {}".format(self.ip6_nhop))

        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(dump=True))
            self.assertEqual(
                    pkt[IPv6].dst, "1111:2222:bbbb:cccc:dddd:eeee:ffff:0")


class TestSRv6uSID(VppTestCase):
    """ SRv6 End.uSID w/o SRH """

    @classmethod
    def setUpClass(cls):
        super(TestSRv6uSID, 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_ip6()

            cls.ip6_nhop = cls.pg_if_o.remote_ip6

            cls.ip6_dst = "1111:2222:aaaa:bbbb:cccc:dddd:eeee:ffff"
            cls.ip6_src = "1111:2222::1"

            for pg_if in cls.pg_interfaces:
                pg_if.admin_up()
                pg_if.resolve_ndp(timeout=5)

        except Exception:
            super(TestSRv6uSID, cls).tearDownClass()
            raise

    def create_packets(self, inner):

        ip6_dst = IPv6Address(str(self.ip6_dst))

        ip6_src = IPv6Address(str(self.ip6_src))

        self.logger.info("ip6 dst: {}".format(ip6_dst))
        self.logger.info("ip6 src: {}".format(ip6_src))

        pkts = list()
        for d, s in inner:
            pkt = (Ether() /
                   IPv6(dst=str(ip6_dst), src=str(ip6_src)) /
                   IPv6(dst=d, src=s) /
                   UDP(sport=1000, dport=23))
            self.logger.info(pkt.show2(dump=True))
            pkts.append(pkt)

        return pkts

    def test_srv6_usid(self):
        """ test_srv6_usid """
        pkts = self.create_packets([("A::1", "B::1"), ("C::1", "D::1")])

        self.vapi.cli("set sr encaps source addr A1::1")
        self.vapi.cli(
            "sr localsid prefix 1111:2222:aaaa::/48 behavior un 16")
        self.vapi.cli(
            "ip route add 1111:2222:bbbb::/48 via {}".format(self.ip6_nhop))

        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(dump=True))
            self.assertEqual(
                    pkt[IPv6].dst, "1111:2222:bbbb:cccc:dddd:eeee:ffff:0")


class TestSRv6uSIDFlexSRH(VppTestCase):
    """ SRv6 End.uSID.Flex w/ SRH """

    @classmethod
    def setUpClass(cls):
        super(TestSRv6uSIDFlexSRH, 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_ip6()

            cls.ip6_nhop = cls.pg_if_o.remote_ip6

            cls.ip6_dst = "1111:2222:aaaa:bbbb:cccc:dddd:eeee:ffff"
            cls.ip6_src = "1111:2222::1"

            for pg_if in cls.pg_interfaces:
                pg_if.admin_up()
                pg_if.resolve_ndp(timeout=5)

        except Exception:
            super(TestSRv6uSIDFlexSRH, cls).tearDownClass()
            raise

    def create_packets(self, inner):

        ip6_dst = IPv6Address(str(self.ip6_dst))

        ip6_src = IPv6Address(str(self.ip6_src))

        self.logger.info("ip6 dst: {}".format(ip6_dst))
        self.logger.info("ip6 src: {}".format(ip6_src))

        pkts = list()
        for d, s in inner:
            pkt = (Ether() /
                   IPv6(dst=str(ip6_dst), src=str(ip6_src)) /
                   IPv6ExtHdrSegmentRouting(segleft=1,
                                            lastentry=0,
                                            tag=0,
                                            addresses=[
                                                "a1::1",
                                                "1111:2222:aaaa:bbbb::"]) /
                   IPv6(dst=d, src=s) /
                   UDP(sport=1000, dport=23))
            self.logger.info(pkt.show2(dump=True))
            pkts.append(pkt)

        return pkts

    def test_srv6_usid_flex_srh(self):
        """ test_srv6_usid_flex_srh """
        pkts = self.create_packets([("A::1", "B::1"), ("C::1", "D::1")])

        self.vapi.cli("set sr encaps source addr A1::1")
        self.vapi.cli(
            "sr localsid prefix 1111:2222:aaaa::/48 behavior un.flex 16")
        self.vapi.cli(
            "ip route add 1111:2222:bbbb::/48 via {}".format(self.ip6_nhop))

        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(dump=True))
            self.assertEqual(
                    pkt[IPv6].dst, "1111:2222:bbbb:cccc:dddd:eeee:ffff:0")


class TestSRv6uSIDFlex(VppTestCase):
    """ SRv6 End.uSID.Flex w/o SRH """

    @classmethod
    def setUpClass(cls):
        super(TestSRv6uSIDFlex, 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_ip6()

            cls.ip6_nhop = cls.pg_if_o.remote_ip6

            cls.ip6_dst = "1111:2222:aaaa:bbbb:cccc:dddd:eeee:ffff"
            cls.ip6_src = "1111:2222::1"

            for pg_if in cls.pg_interfaces:
                pg_if.admin_up()
                pg_if.resolve_ndp(timeout=5)

        except Exception:
            super(TestSRv6uSIDFlex, cls).tearDownClass()
            raise

    def create_packets(self, inner):

        ip6_dst = IPv6Address(str(self.ip6_dst))

        ip6_src = IPv6Address(str(self.ip6_src))

        self.logger.info("ip6 dst: {}".format(ip6_dst))
        self.logger.info("ip6 src: {}".format(ip6_src))

        pkts = list()
        for d, s in inner:
            pkt = (Ether() /
                   IPv6(dst=str(ip6_dst), src=str(ip6_src)) /
                   IPv6(dst=d, src=s) /
                   UDP(sport=1000, dport=23))
            self.logger.info(pkt.show2(dump=True))
            pkts.append(pkt)

        return pkts

    def test_srv6_usid_flex(self):
        """ test_srv6_usid_flex """
        pkts = self.create_packets([("A::1", "B::1"), ("C::1", "D::1")])

        self.vapi.cli("set sr encaps source addr A1::1")
        self.vapi.cli(
            "sr localsid prefix 1111:2222:aaaa::/48 behavior un.flex 16")
        self.vapi.cli(
            "ip route add 1111:2222:bbbb::/48 via {}".format(self.ip6_nhop))

        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(dump=True))
            self.assertEqual(
                    pkt[IPv6].dst, "1111:2222:bbbb:cccc:dddd:eeee:ffff:0")