Update test documentation.
- update IRB, IPv4, ipv6 doc
- revert 778c2765c8
Change-Id: I9af5ed9329ce5fe01392cf28d5bf321cfc647e48
Signed-off-by: Matej Klotton <mklotton@cisco.com>
This commit is contained in:
Matej Klotton
committed by
Damjan Marion
Damjan Marion
parent
b7c3f2c61c
commit
86d87c40dd
@ -2,14 +2,13 @@
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import unittest
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import socket
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from logging import *
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from framework import VppTestCase, VppTestRunner
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from vpp_sub_interface import VppSubInterface, VppDot1QSubint, VppDot1ADSubint
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from vpp_sub_interface import VppSubInterface, VppDot1QSubint
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from scapy.packet import Raw
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from scapy.layers.l2 import Ether, Dot1Q
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from scapy.layers.inet6 import ICMPv6ND_NS, IPv6, UDP
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from scapy.layers.inet6 import IPv6, UDP
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class TestIPv6(VppTestCase):
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@ -20,6 +19,26 @@ class TestIPv6(VppTestCase):
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super(TestIPv6, cls).setUpClass()
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def setUp(self):
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"""
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Perform test setup before test case.
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**Config:**
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- create 3 pg interfaces
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- untagged pg0 interface
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- Dot1Q subinterface on pg1
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- Dot1AD subinterface on pg2
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- setup interfaces:
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- put it into UP state
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- set IPv6 addresses
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- resolve neighbor address using NDP
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- configure 200 fib entries
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:ivar list interfaces: pg interfaces and subinterfaces.
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:ivar dict flows: IPv4 packet flows in test.
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:ivar list pg_if_packet_sizes: packet sizes in test.
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*TODO:* Create AD sub interface
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"""
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super(TestIPv6, self).setUp()
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# create 3 pg interfaces
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@ -28,8 +47,9 @@ class TestIPv6(VppTestCase):
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# create 2 subinterfaces for p1 and pg2
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self.sub_interfaces = [
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VppDot1QSubint(self, self.pg1, 100),
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VppDot1QSubint(self, self.pg2, 200)]
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VppDot1QSubint(self, self.pg2, 200)
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# TODO: VppDot1ADSubint(self, self.pg2, 200, 300, 400)
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]
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# packet flows mapping pg0 -> pg1.sub, pg2.sub, etc.
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self.flows = dict()
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@ -50,16 +70,26 @@ class TestIPv6(VppTestCase):
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i.config_ip6()
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i.resolve_ndp()
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# config 2M FIB enries
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# config 2M FIB entries
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self.config_fib_entries(200)
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def tearDown(self):
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"""Run standard test teardown and log ``show ip6 neighbors``."""
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super(TestIPv6, self).tearDown()
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if not self.vpp_dead:
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info(self.vapi.cli("show ip6 neighbors"))
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self.logger.info(self.vapi.cli("show ip6 neighbors"))
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# info(self.vapi.cli("show ip6 fib")) # many entries
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def config_fib_entries(self, count):
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"""For each interface add to the FIB table *count* routes to
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"fd02::1/128" destination with interface's local address as next-hop
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address.
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:param int count: Number of FIB entries.
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- *TODO:* check if the next-hop address shouldn't be remote address
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instead of local address.
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"""
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n_int = len(self.interfaces)
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percent = 0
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counter = 0.0
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@ -70,13 +100,18 @@ class TestIPv6(VppTestCase):
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for j in range(count / n_int):
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self.vapi.ip_add_del_route(
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dest_addr, dest_addr_len, next_hop_address, is_ipv6=1)
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counter = counter + 1
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counter += 1
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if counter / count * 100 > percent:
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info("Configure %d FIB entries .. %d%% done" %
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self.logger.info("Configure %d FIB entries .. %d%% done" %
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(count, percent))
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percent = percent + 1
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percent += 1
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def create_stream(self, src_if, packet_sizes):
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"""Create input packet stream for defined interface.
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:param VppInterface src_if: Interface to create packet stream for.
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:param list packet_sizes: Required packet sizes.
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"""
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pkts = []
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for i in range(0, 257):
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dst_if = self.flows[src_if][i % 2]
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@ -96,7 +131,13 @@ class TestIPv6(VppTestCase):
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return pkts
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def verify_capture(self, dst_if, capture):
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info("Verifying capture on interface %s" % dst_if.name)
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"""Verify captured input packet stream for defined interface.
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:param VppInterface dst_if: Interface to verify captured packet stream
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for.
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:param list capture: Captured packet stream.
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"""
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self.logger.info("Verifying capture on interface %s" % dst_if.name)
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last_info = dict()
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for i in self.interfaces:
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last_info[i.sw_if_index] = None
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@ -115,8 +156,8 @@ class TestIPv6(VppTestCase):
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payload_info = self.payload_to_info(str(packet[Raw]))
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packet_index = payload_info.index
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self.assertEqual(payload_info.dst, dst_sw_if_index)
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debug("Got packet on port %s: src=%u (id=%u)" %
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(dst_if.name, payload_info.src, packet_index))
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self.logger.debug("Got packet on port %s: src=%u (id=%u)" %
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(dst_if.name, payload_info.src, packet_index))
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next_info = self.get_next_packet_info_for_interface2(
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payload_info.src, dst_sw_if_index,
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last_info[payload_info.src])
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@ -130,8 +171,8 @@ class TestIPv6(VppTestCase):
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self.assertEqual(udp.sport, saved_packet[UDP].sport)
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self.assertEqual(udp.dport, saved_packet[UDP].dport)
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except:
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error("Unexpected or invalid packet:")
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error(packet.show())
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self.logger.error("Unexpected or invalid packet:")
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self.logger.error(packet.show())
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raise
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for i in self.interfaces:
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remaining_packet = self.get_next_packet_info_for_interface2(
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@ -142,7 +183,13 @@ class TestIPv6(VppTestCase):
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(dst_if.name, i.name))
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def test_fib(self):
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""" IPv6 FIB test """
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""" IPv6 FIB test
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Test scenario:
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- Create IPv6 stream for pg0 interface
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- Create IPv6 tagged streams for pg1's and pg2's subinterface.
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- Send and verify received packets on each interface.
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"""
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pkts = self.create_stream(self.pg0, self.pg_if_packet_sizes)
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self.pg0.add_stream(pkts)
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