X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest_udp.py;h=5336675c79d103c891b9a428ebda83b5232def66;hb=7c0eb56f4;hp=68b023c5e2fe7587d51c5a17d5c31b72d691447c;hpb=52fae862646e25bac6d1cd11b9fc7ac77299bc25;p=vpp.git diff --git a/test/test_udp.py b/test/test_udp.py index 68b023c5e2f..5336675c79d 100644 --- a/test/test_udp.py +++ b/test/test_udp.py @@ -1,19 +1,31 @@ -#!/usr/bin/env python - +#!/usr/bin/env python3 +import unittest from framework import VppTestCase, VppTestRunner -from vpp_udp_encap import * -from vpp_ip_route import VppIpRoute, VppRoutePath, VppIpTable + +from vpp_udp_encap import find_udp_encap, VppUdpEncap +from vpp_ip_route import VppIpRoute, VppRoutePath, VppIpTable, VppMplsLabel, \ + FibPathType from scapy.packet import Raw -from scapy.layers.l2 import Ether, ARP +from scapy.layers.l2 import Ether from scapy.layers.inet import IP, UDP from scapy.layers.inet6 import IPv6 from scapy.contrib.mpls import MPLS +NUM_PKTS = 67 + class TestUdpEncap(VppTestCase): """ UDP Encap Test Case """ + @classmethod + def setUpClass(cls): + super(TestUdpEncap, cls).setUpClass() + + @classmethod + def tearDownClass(cls): + super(TestUdpEncap, cls).tearDownClass() + def setUp(self): super(TestUdpEncap, self).setUp() @@ -48,7 +60,6 @@ class TestUdpEncap(VppTestCase): for i in self.pg_interfaces: i.unconfig_ip4() i.unconfig_ip6() - i.ip6_disable() i.set_table_ip4(0) i.set_table_ip6(0) i.admin_down() @@ -67,12 +78,12 @@ class TestUdpEncap(VppTestCase): self.assertEqual(rx[UDP].dport, encap_obj.dst_port) def validate_inner4(self, rx, tx, ttl=None): - self.assertEqual(rx.src, tx[IP].src) - self.assertEqual(rx.dst, tx[IP].dst) + self.assertEqual(rx[IP].src, tx[IP].src) + self.assertEqual(rx[IP].dst, tx[IP].dst) if ttl: - self.assertEqual(rx.ttl, ttl) + self.assertEqual(rx[IP].ttl, ttl) else: - self.assertEqual(rx.ttl, tx[IP].ttl) + self.assertEqual(rx[IP].ttl, tx[IP].ttl) def validate_inner6(self, rx, tx): self.assertEqual(rx.src, tx[IPv6].src) @@ -85,63 +96,70 @@ class TestUdpEncap(VppTestCase): # # construct a UDP encap object through each of the peers - # v4 through the first two peears, v6 through the second. + # v4 through the first two peers, v6 through the second. # - udp_encap_0 = VppUdpEncap(self, 0, + udp_encap_0 = VppUdpEncap(self, self.pg0.local_ip4, self.pg0.remote_ip4, 330, 440) - udp_encap_1 = VppUdpEncap(self, 1, + udp_encap_1 = VppUdpEncap(self, self.pg1.local_ip4, self.pg1.remote_ip4, 331, 441, table_id=1) - udp_encap_2 = VppUdpEncap(self, 2, + udp_encap_2 = VppUdpEncap(self, self.pg2.local_ip6, self.pg2.remote_ip6, 332, 442, - table_id=2, - is_ip6=1) - udp_encap_3 = VppUdpEncap(self, 3, + table_id=2) + udp_encap_3 = VppUdpEncap(self, self.pg3.local_ip6, self.pg3.remote_ip6, 333, 443, - table_id=3, - is_ip6=1) + table_id=3) udp_encap_0.add_vpp_config() udp_encap_1.add_vpp_config() udp_encap_2.add_vpp_config() udp_encap_3.add_vpp_config() + self.logger.info(self.vapi.cli("sh udp encap")) + + self.assertTrue(find_udp_encap(self, udp_encap_2)) + self.assertTrue(find_udp_encap(self, udp_encap_3)) + self.assertTrue(find_udp_encap(self, udp_encap_0)) + self.assertTrue(find_udp_encap(self, udp_encap_1)) + # # Routes via each UDP encap object - all combinations of v4 and v6. # - route_4o4 = VppIpRoute(self, "1.1.0.1", 32, - [VppRoutePath("0.0.0.0", - 0xFFFFFFFF, - is_udp_encap=1, - next_hop_id=0)]) - route_4o6 = VppIpRoute(self, "1.1.2.1", 32, - [VppRoutePath("0.0.0.0", - 0xFFFFFFFF, - is_udp_encap=1, - next_hop_id=2)]) - route_6o4 = VppIpRoute(self, "2001::1", 128, - [VppRoutePath("0.0.0.0", - 0xFFFFFFFF, - is_udp_encap=1, - next_hop_id=1)], - is_ip6=1) - route_6o6 = VppIpRoute(self, "2001::3", 128, - [VppRoutePath("0.0.0.0", - 0xFFFFFFFF, - is_udp_encap=1, - next_hop_id=3)], - is_ip6=1) - route_4o4.add_vpp_config() + route_4o4 = VppIpRoute( + self, "1.1.0.1", 32, + [VppRoutePath("0.0.0.0", + 0xFFFFFFFF, + type=FibPathType.FIB_PATH_TYPE_UDP_ENCAP, + next_hop_id=udp_encap_0.id)]) + route_4o6 = VppIpRoute( + self, "1.1.2.1", 32, + [VppRoutePath("0.0.0.0", + 0xFFFFFFFF, + type=FibPathType.FIB_PATH_TYPE_UDP_ENCAP, + next_hop_id=udp_encap_2.id)]) + route_6o4 = VppIpRoute( + self, "2001::1", 128, + [VppRoutePath("0.0.0.0", + 0xFFFFFFFF, + type=FibPathType.FIB_PATH_TYPE_UDP_ENCAP, + next_hop_id=udp_encap_1.id)]) + route_6o6 = VppIpRoute( + self, "2001::3", 128, + [VppRoutePath("0.0.0.0", + 0xFFFFFFFF, + type=FibPathType.FIB_PATH_TYPE_UDP_ENCAP, + next_hop_id=udp_encap_3.id)]) route_4o6.add_vpp_config() route_6o6.add_vpp_config() route_6o4.add_vpp_config() + route_4o4.add_vpp_config() # # 4o4 encap @@ -150,12 +168,13 @@ class TestUdpEncap(VppTestCase): dst=self.pg0.local_mac) / IP(src="2.2.2.2", dst="1.1.0.1") / UDP(sport=1234, dport=1234) / - Raw('\xa5' * 100)) - rx = self.send_and_expect(self.pg0, p_4o4*65, self.pg0) + Raw(b'\xa5' * 100)) + rx = self.send_and_expect(self.pg0, p_4o4*NUM_PKTS, self.pg0) for p in rx: self.validate_outer4(p, udp_encap_0) p = IP(p["UDP"].payload.load) self.validate_inner4(p, p_4o4) + self.assertEqual(udp_encap_0.get_stats()['packets'], NUM_PKTS) # # 4o6 encap @@ -164,12 +183,13 @@ class TestUdpEncap(VppTestCase): dst=self.pg0.local_mac) / IP(src="2.2.2.2", dst="1.1.2.1") / UDP(sport=1234, dport=1234) / - Raw('\xa5' * 100)) - rx = self.send_and_expect(self.pg0, p_4o6*65, self.pg2) + Raw(b'\xa5' * 100)) + rx = self.send_and_expect(self.pg0, p_4o6*NUM_PKTS, self.pg2) for p in rx: self.validate_outer6(p, udp_encap_2) p = IP(p["UDP"].payload.load) self.validate_inner4(p, p_4o6) + self.assertEqual(udp_encap_2.get_stats()['packets'], NUM_PKTS) # # 6o4 encap @@ -178,12 +198,13 @@ class TestUdpEncap(VppTestCase): dst=self.pg0.local_mac) / IPv6(src="2001::100", dst="2001::1") / UDP(sport=1234, dport=1234) / - Raw('\xa5' * 100)) - rx = self.send_and_expect(self.pg0, p_6o4*65, self.pg1) + Raw(b'\xa5' * 100)) + rx = self.send_and_expect(self.pg0, p_6o4*NUM_PKTS, self.pg1) for p in rx: self.validate_outer4(p, udp_encap_1) p = IPv6(p["UDP"].payload.load) self.validate_inner6(p, p_6o4) + self.assertEqual(udp_encap_1.get_stats()['packets'], NUM_PKTS) # # 6o6 encap @@ -192,35 +213,116 @@ class TestUdpEncap(VppTestCase): dst=self.pg0.local_mac) / IPv6(src="2001::100", dst="2001::3") / UDP(sport=1234, dport=1234) / - Raw('\xa5' * 100)) - rx = self.send_and_expect(self.pg0, p_6o6*65, self.pg3) + Raw(b'\xa5' * 100)) + rx = self.send_and_expect(self.pg0, p_6o6*NUM_PKTS, self.pg3) for p in rx: self.validate_outer6(p, udp_encap_3) p = IPv6(p["UDP"].payload.load) self.validate_inner6(p, p_6o6) + self.assertEqual(udp_encap_3.get_stats()['packets'], NUM_PKTS) # # A route with an output label # the TTL of the inner packet is decremented on LSP ingress # - route_4oMPLSo4 = VppIpRoute(self, "1.1.2.22", 32, - [VppRoutePath("0.0.0.0", - 0xFFFFFFFF, - is_udp_encap=1, - next_hop_id=1, - labels=[66])]) + route_4oMPLSo4 = VppIpRoute( + self, "1.1.2.22", 32, + [VppRoutePath("0.0.0.0", + 0xFFFFFFFF, + type=FibPathType.FIB_PATH_TYPE_UDP_ENCAP, + next_hop_id=1, + labels=[VppMplsLabel(66)])]) route_4oMPLSo4.add_vpp_config() p_4omo4 = (Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac) / IP(src="2.2.2.2", dst="1.1.2.22") / UDP(sport=1234, dport=1234) / - Raw('\xa5' * 100)) - rx = self.send_and_expect(self.pg0, p_4omo4*65, self.pg1) + Raw(b'\xa5' * 100)) + rx = self.send_and_expect(self.pg0, p_4omo4*NUM_PKTS, self.pg1) for p in rx: self.validate_outer4(p, udp_encap_1) p = MPLS(p["UDP"].payload.load) self.validate_inner4(p, p_4omo4, ttl=63) + self.assertEqual(udp_encap_1.get_stats()['packets'], 2*NUM_PKTS) + + +class TestUDP(VppTestCase): + """ UDP Test Case """ + + @classmethod + def setUpClass(cls): + super(TestUDP, cls).setUpClass() + + @classmethod + def tearDownClass(cls): + super(TestUDP, cls).tearDownClass() + + def setUp(self): + super(TestUDP, self).setUp() + self.vapi.session_enable_disable(is_enabled=1) + self.create_loopback_interfaces(2) + + table_id = 0 + + for i in self.lo_interfaces: + i.admin_up() + + if table_id != 0: + tbl = VppIpTable(self, table_id) + tbl.add_vpp_config() + + i.set_table_ip4(table_id) + i.config_ip4() + table_id += 1 + + # Configure namespaces + self.vapi.app_namespace_add_del(namespace_id="0", + sw_if_index=self.loop0.sw_if_index) + self.vapi.app_namespace_add_del(namespace_id="1", + sw_if_index=self.loop1.sw_if_index) + + def tearDown(self): + for i in self.lo_interfaces: + i.unconfig_ip4() + i.set_table_ip4(0) + i.admin_down() + self.vapi.session_enable_disable(is_enabled=0) + super(TestUDP, self).tearDown() + + def test_udp_transfer(self): + """ UDP echo client/server transfer """ + + # Add inter-table routes + ip_t01 = VppIpRoute(self, self.loop1.local_ip4, 32, + [VppRoutePath("0.0.0.0", + 0xffffffff, + nh_table_id=1)]) + ip_t10 = VppIpRoute(self, self.loop0.local_ip4, 32, + [VppRoutePath("0.0.0.0", + 0xffffffff, + nh_table_id=0)], table_id=1) + ip_t01.add_vpp_config() + ip_t10.add_vpp_config() + + # Start builtin server and client + uri = "udp://" + self.loop0.local_ip4 + "/1234" + error = self.vapi.cli("test echo server appns 0 fifo-size 4 no-echo" + + "uri " + uri) + if error: + self.logger.critical(error) + self.assertNotIn("failed", error) + + error = self.vapi.cli("test echo client mbytes 10 appns 1 " + + "fifo-size 4 no-output test-bytes " + + "syn-timeout 2 no-return uri " + uri) + if error: + self.logger.critical(error) + self.assertNotIn("failed", error) + + # Delete inter-table routes + ip_t01.remove_vpp_config() + ip_t10.remove_vpp_config() if __name__ == '__main__':