ec9cb96687
1. Add uSID function in VNET SRv6 2. Add test case for uSID Type: feature Signed-off-by: Tetsuya Murakami <tetsuya.mrk@gmail.com> Change-Id: I354fc687192ed713ceb81fccc9f7b69b6777f6f6 Signed-off-by: Tetsuya Murakami <tetsuya.mrk@gmail.com>
324 lines
9.9 KiB
Python
324 lines
9.9 KiB
Python
#!/usr/bin/env python
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from framework import VppTestCase
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from ipaddress import IPv4Address
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from ipaddress import IPv6Address
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from scapy.contrib.gtp import *
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from scapy.all import *
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class TestSRv6uSIDSRH(VppTestCase):
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""" SRv6 End.uSID w/ SRH """
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@classmethod
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def setUpClass(cls):
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super(TestSRv6uSIDSRH, cls).setUpClass()
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try:
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cls.create_pg_interfaces(range(2))
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cls.pg_if_i = cls.pg_interfaces[0]
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cls.pg_if_o = cls.pg_interfaces[1]
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cls.pg_if_i.config_ip6()
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cls.pg_if_o.config_ip6()
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cls.ip6_nhop = cls.pg_if_o.remote_ip6
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cls.ip6_dst = "1111:2222:aaaa:bbbb:cccc:dddd:eeee:ffff"
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cls.ip6_src = "1111:2222::1"
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for pg_if in cls.pg_interfaces:
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pg_if.admin_up()
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pg_if.resolve_ndp(timeout=5)
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except Exception:
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super(TestSRv6uSIDSRH, cls).tearDownClass()
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raise
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def create_packets(self, inner):
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ip6_dst = IPv6Address(str(self.ip6_dst))
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ip6_src = IPv6Address(str(self.ip6_src))
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self.logger.info("ip6 dst: {}".format(ip6_dst))
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self.logger.info("ip6 src: {}".format(ip6_src))
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pkts = list()
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for d, s in inner:
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pkt = (Ether() /
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IPv6(dst=str(ip6_dst), src=str(ip6_src)) /
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IPv6ExtHdrSegmentRouting(segleft=1,
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lastentry=0,
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tag=0,
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addresses=[
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"a1::1",
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"1111:2222:aaaa:bbbb::"]) /
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IPv6(dst=d, src=s) /
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UDP(sport=1000, dport=23))
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self.logger.info(pkt.show2(dump=True))
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pkts.append(pkt)
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return pkts
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def test_srv6_usid_srh(self):
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""" test_srv6_usid_srh """
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pkts = self.create_packets([("A::1", "B::1"), ("C::1", "D::1")])
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self.vapi.cli("set sr encaps source addr A1::1")
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self.vapi.cli(
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"sr localsid prefix 1111:2222:aaaa::/48 behavior un 16")
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self.vapi.cli(
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"ip route add 1111:2222:bbbb::/48 via {}".format(self.ip6_nhop))
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self.logger.info(self.vapi.cli("show sr localsids"))
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self.vapi.cli("clear errors")
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self.pg0.add_stream(pkts)
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self.pg_enable_capture(self.pg_interfaces)
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self.pg_start()
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self.logger.info(self.vapi.cli("show errors"))
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self.logger.info(self.vapi.cli("show int address"))
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capture = self.pg1.get_capture(len(pkts))
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for pkt in capture:
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self.logger.info(pkt.show2(dump=True))
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self.assertEqual(
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pkt[IPv6].dst, "1111:2222:bbbb:cccc:dddd:eeee:ffff:0")
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class TestSRv6uSID(VppTestCase):
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""" SRv6 End.uSID w/o SRH """
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@classmethod
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def setUpClass(cls):
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super(TestSRv6uSID, cls).setUpClass()
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try:
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cls.create_pg_interfaces(range(2))
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cls.pg_if_i = cls.pg_interfaces[0]
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cls.pg_if_o = cls.pg_interfaces[1]
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cls.pg_if_i.config_ip6()
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cls.pg_if_o.config_ip6()
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cls.ip6_nhop = cls.pg_if_o.remote_ip6
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cls.ip6_dst = "1111:2222:aaaa:bbbb:cccc:dddd:eeee:ffff"
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cls.ip6_src = "1111:2222::1"
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for pg_if in cls.pg_interfaces:
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pg_if.admin_up()
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pg_if.resolve_ndp(timeout=5)
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except Exception:
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super(TestSRv6uSID, cls).tearDownClass()
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raise
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def create_packets(self, inner):
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ip6_dst = IPv6Address(str(self.ip6_dst))
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ip6_src = IPv6Address(str(self.ip6_src))
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self.logger.info("ip6 dst: {}".format(ip6_dst))
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self.logger.info("ip6 src: {}".format(ip6_src))
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pkts = list()
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for d, s in inner:
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pkt = (Ether() /
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IPv6(dst=str(ip6_dst), src=str(ip6_src)) /
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IPv6(dst=d, src=s) /
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UDP(sport=1000, dport=23))
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self.logger.info(pkt.show2(dump=True))
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pkts.append(pkt)
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return pkts
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def test_srv6_usid(self):
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""" test_srv6_usid """
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pkts = self.create_packets([("A::1", "B::1"), ("C::1", "D::1")])
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self.vapi.cli("set sr encaps source addr A1::1")
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self.vapi.cli(
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"sr localsid prefix 1111:2222:aaaa::/48 behavior un 16")
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self.vapi.cli(
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"ip route add 1111:2222:bbbb::/48 via {}".format(self.ip6_nhop))
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self.logger.info(self.vapi.cli("show sr localsids"))
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self.vapi.cli("clear errors")
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self.pg0.add_stream(pkts)
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self.pg_enable_capture(self.pg_interfaces)
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self.pg_start()
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self.logger.info(self.vapi.cli("show errors"))
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self.logger.info(self.vapi.cli("show int address"))
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capture = self.pg1.get_capture(len(pkts))
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for pkt in capture:
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self.logger.info(pkt.show2(dump=True))
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self.assertEqual(
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pkt[IPv6].dst, "1111:2222:bbbb:cccc:dddd:eeee:ffff:0")
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class TestSRv6uSIDFlexSRH(VppTestCase):
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""" SRv6 End.uSID.Flex w/ SRH """
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@classmethod
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def setUpClass(cls):
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super(TestSRv6uSIDFlexSRH, cls).setUpClass()
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try:
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cls.create_pg_interfaces(range(2))
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cls.pg_if_i = cls.pg_interfaces[0]
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cls.pg_if_o = cls.pg_interfaces[1]
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cls.pg_if_i.config_ip6()
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cls.pg_if_o.config_ip6()
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cls.ip6_nhop = cls.pg_if_o.remote_ip6
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cls.ip6_dst = "1111:2222:aaaa:bbbb:cccc:dddd:eeee:ffff"
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cls.ip6_src = "1111:2222::1"
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for pg_if in cls.pg_interfaces:
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pg_if.admin_up()
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pg_if.resolve_ndp(timeout=5)
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except Exception:
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super(TestSRv6uSIDFlexSRH, cls).tearDownClass()
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raise
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def create_packets(self, inner):
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ip6_dst = IPv6Address(str(self.ip6_dst))
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ip6_src = IPv6Address(str(self.ip6_src))
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self.logger.info("ip6 dst: {}".format(ip6_dst))
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self.logger.info("ip6 src: {}".format(ip6_src))
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pkts = list()
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for d, s in inner:
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pkt = (Ether() /
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IPv6(dst=str(ip6_dst), src=str(ip6_src)) /
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IPv6ExtHdrSegmentRouting(segleft=1,
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lastentry=0,
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tag=0,
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addresses=[
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"a1::1",
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"1111:2222:aaaa:bbbb::"]) /
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IPv6(dst=d, src=s) /
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UDP(sport=1000, dport=23))
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self.logger.info(pkt.show2(dump=True))
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pkts.append(pkt)
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return pkts
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def test_srv6_usid_flex_srh(self):
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""" test_srv6_usid_flex_srh """
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pkts = self.create_packets([("A::1", "B::1"), ("C::1", "D::1")])
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self.vapi.cli("set sr encaps source addr A1::1")
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self.vapi.cli(
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"sr localsid prefix 1111:2222:aaaa::/48 behavior un.flex 16")
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self.vapi.cli(
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"ip route add 1111:2222:bbbb::/48 via {}".format(self.ip6_nhop))
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self.logger.info(self.vapi.cli("show sr localsids"))
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self.vapi.cli("clear errors")
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self.pg0.add_stream(pkts)
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self.pg_enable_capture(self.pg_interfaces)
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self.pg_start()
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self.logger.info(self.vapi.cli("show errors"))
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self.logger.info(self.vapi.cli("show int address"))
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capture = self.pg1.get_capture(len(pkts))
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for pkt in capture:
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self.logger.info(pkt.show2(dump=True))
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self.assertEqual(
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pkt[IPv6].dst, "1111:2222:bbbb:cccc:dddd:eeee:ffff:0")
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class TestSRv6uSIDFlex(VppTestCase):
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""" SRv6 End.uSID.Flex w/o SRH """
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@classmethod
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def setUpClass(cls):
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super(TestSRv6uSIDFlex, cls).setUpClass()
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try:
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cls.create_pg_interfaces(range(2))
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cls.pg_if_i = cls.pg_interfaces[0]
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cls.pg_if_o = cls.pg_interfaces[1]
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cls.pg_if_i.config_ip6()
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cls.pg_if_o.config_ip6()
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cls.ip6_nhop = cls.pg_if_o.remote_ip6
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cls.ip6_dst = "1111:2222:aaaa:bbbb:cccc:dddd:eeee:ffff"
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cls.ip6_src = "1111:2222::1"
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for pg_if in cls.pg_interfaces:
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pg_if.admin_up()
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pg_if.resolve_ndp(timeout=5)
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except Exception:
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super(TestSRv6uSIDFlex, cls).tearDownClass()
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raise
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def create_packets(self, inner):
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ip6_dst = IPv6Address(str(self.ip6_dst))
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ip6_src = IPv6Address(str(self.ip6_src))
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self.logger.info("ip6 dst: {}".format(ip6_dst))
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self.logger.info("ip6 src: {}".format(ip6_src))
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pkts = list()
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for d, s in inner:
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pkt = (Ether() /
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IPv6(dst=str(ip6_dst), src=str(ip6_src)) /
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IPv6(dst=d, src=s) /
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UDP(sport=1000, dport=23))
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self.logger.info(pkt.show2(dump=True))
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pkts.append(pkt)
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return pkts
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def test_srv6_usid_flex(self):
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""" test_srv6_usid_flex """
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pkts = self.create_packets([("A::1", "B::1"), ("C::1", "D::1")])
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self.vapi.cli("set sr encaps source addr A1::1")
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self.vapi.cli(
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"sr localsid prefix 1111:2222:aaaa::/48 behavior un.flex 16")
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self.vapi.cli(
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"ip route add 1111:2222:bbbb::/48 via {}".format(self.ip6_nhop))
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self.logger.info(self.vapi.cli("show sr localsids"))
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self.vapi.cli("clear errors")
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self.pg0.add_stream(pkts)
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self.pg_enable_capture(self.pg_interfaces)
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self.pg_start()
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self.logger.info(self.vapi.cli("show errors"))
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self.logger.info(self.vapi.cli("show int address"))
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capture = self.pg1.get_capture(len(pkts))
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for pkt in capture:
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self.logger.info(pkt.show2(dump=True))
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self.assertEqual(
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pkt[IPv6].dst, "1111:2222:bbbb:cccc:dddd:eeee:ffff:0")
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