diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/test_neighbor.py | 91 | ||||
| -rw-r--r-- | test/test_ping.py | 78 |
2 files changed, 144 insertions, 25 deletions
diff --git a/test/test_neighbor.py b/test/test_neighbor.py index 7c13f9ffb0a..241479a1d30 100644 --- a/test/test_neighbor.py +++ b/test/test_neighbor.py @@ -7,7 +7,7 @@ from socket import AF_INET, AF_INET6, inet_pton from framework import VppTestCase, VppTestRunner from vpp_neighbor import VppNeighbor, find_nbr from vpp_ip_route import VppIpRoute, VppRoutePath, find_route, \ - VppIpTable, DpoProto, FibPathType + VppIpTable, DpoProto, FibPathType, VppIpInterfaceAddress from vpp_papi import VppEnum from vpp_ip import VppIpPuntRedirect @@ -1721,6 +1721,95 @@ class ARPTestCase(VppTestCase): self.pg1.unconfig_ip4() self.pg1.set_table_ip4(0) + def test_glean_src_select(self): + """ Multi Connecteds """ + + # + # configure multiple connected subnets on an interface + # and ensure that ARP requests for hosts on those subnets + # pick up the correct source address + # + conn1 = VppIpInterfaceAddress(self, self.pg1, + "10.0.0.1", 24).add_vpp_config() + conn2 = VppIpInterfaceAddress(self, self.pg1, + "10.0.1.1", 24).add_vpp_config() + + p1 = (Ether(src=self.pg0.remote_mac, + dst=self.pg0.local_mac) / + IP(src=self.pg1.remote_ip4, + dst="10.0.0.128") / + Raw(b'0x5' * 100)) + + rxs = self.send_and_expect(self.pg0, [p1], self.pg1) + for rx in rxs: + self.verify_arp_req(rx, + self.pg1.local_mac, + "10.0.0.1", + "10.0.0.128") + + p2 = (Ether(src=self.pg0.remote_mac, + dst=self.pg0.local_mac) / + IP(src=self.pg1.remote_ip4, + dst="10.0.1.128") / + Raw(b'0x5' * 100)) + + rxs = self.send_and_expect(self.pg0, [p2], self.pg1) + for rx in rxs: + self.verify_arp_req(rx, + self.pg1.local_mac, + "10.0.1.1", + "10.0.1.128") + + # + # add a local address in the same subnet + # the source addresses are equivalent. VPP happens to + # choose the last one that was added + conn3 = VppIpInterfaceAddress(self, self.pg1, + "10.0.1.2", 24).add_vpp_config() + + rxs = self.send_and_expect(self.pg0, [p2], self.pg1) + for rx in rxs: + self.verify_arp_req(rx, + self.pg1.local_mac, + "10.0.1.2", + "10.0.1.128") + + # + # remove + # + conn3.remove_vpp_config() + rxs = self.send_and_expect(self.pg0, [p2], self.pg1) + for rx in rxs: + self.verify_arp_req(rx, + self.pg1.local_mac, + "10.0.1.1", + "10.0.1.128") + + # + # add back, this time remove the first one + # + conn3 = VppIpInterfaceAddress(self, self.pg1, + "10.0.1.2", 24).add_vpp_config() + + rxs = self.send_and_expect(self.pg0, [p2], self.pg1) + for rx in rxs: + self.verify_arp_req(rx, + self.pg1.local_mac, + "10.0.1.2", + "10.0.1.128") + + conn1.remove_vpp_config() + rxs = self.send_and_expect(self.pg0, [p2], self.pg1) + for rx in rxs: + self.verify_arp_req(rx, + self.pg1.local_mac, + "10.0.1.2", + "10.0.1.128") + + # cleanup + conn3.remove_vpp_config() + conn2.remove_vpp_config() + class NeighborStatsTestCase(VppTestCase): """ ARP/ND Counters """ diff --git a/test/test_ping.py b/test/test_ping.py index 87cb45c3211..40ad9d4efe0 100644 --- a/test/test_ping.py +++ b/test/test_ping.py @@ -7,6 +7,8 @@ from scapy.packet import Raw from framework import VppTestCase from util import ppp +from vpp_ip_route import VppIpInterfaceAddress +from vpp_neighbor import VppNeighbor """ TestPing is a subclass of VPPTestCase classes. @@ -46,6 +48,21 @@ class TestPing(VppTestCase): def show_commands_at_teardown(self): self.logger.info(self.vapi.cli("show hardware")) + def verify_ping_request(self, p, src, dst, seq): + ip = p[IP] + self.assertEqual(ip.version, 4) + self.assertEqual(ip.flags, 0) + self.assertEqual(ip.src, src) + self.assertEqual(ip.dst, dst) + self.assertEqual(ip.proto, 1) + self.assertEqual(len(ip.options), 0) + self.assertGreaterEqual(ip.ttl, 254) + icmp = p[ICMP] + self.assertEqual(icmp.type, 8) + self.assertEqual(icmp.code, 0) + self.assertEqual(icmp.seq, seq) + return icmp + def test_ping_basic(self): """ basic ping test """ try: @@ -62,18 +79,8 @@ class TestPing(VppTestCase): icmp_id = None icmp_seq = 1 for p in out: - ip = p[IP] - self.assertEqual(ip.version, 4) - self.assertEqual(ip.flags, 0) - self.assertEqual(ip.src, self.pg1.local_ip4) - self.assertEqual(ip.dst, self.pg1.remote_ip4) - self.assertEqual(ip.proto, 1) - self.assertEqual(len(ip.options), 0) - self.assertGreaterEqual(ip.ttl, 254) - icmp = p[ICMP] - self.assertEqual(icmp.type, 8) - self.assertEqual(icmp.code, 0) - self.assertEqual(icmp.seq, icmp_seq) + icmp = self.verify_ping_request(p, self.pg1.local_ip4, + self.pg1.remote_ip4, icmp_seq) icmp_seq = icmp_seq + 1 if icmp_id is None: icmp_id = icmp.id @@ -98,18 +105,8 @@ class TestPing(VppTestCase): icmp_seq = 1 count = 0 for p in out: - ip = p[IP] - self.assertEqual(ip.version, 4) - self.assertEqual(ip.flags, 0) - self.assertEqual(ip.src, self.pg1.local_ip4) - self.assertEqual(ip.dst, self.pg1.remote_ip4) - self.assertEqual(ip.proto, 1) - self.assertEqual(len(ip.options), 0) - self.assertGreaterEqual(ip.ttl, 254) - icmp = p[ICMP] - self.assertEqual(icmp.type, 8) - self.assertEqual(icmp.code, 0) - self.assertEqual(icmp.seq, icmp_seq) + icmp = self.verify_ping_request(p, self.pg1.local_ip4, + self.pg1.remote_ip4, icmp_seq) count = count + 1 if count >= 3: icmp_seq = icmp_seq + 1 @@ -120,3 +117,36 @@ class TestPing(VppTestCase): self.assertEqual(icmp.id, icmp_id) finally: self.vapi.cli("show error") + + def test_ping_src(self): + """ ping with source address set """ + + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + self.logger.info(self.vapi.cli("show ip4 neighbors")) + self.logger.info(self.vapi.cli("show ip6 neighbors")) + + nbr_addr = "10.0.0.2" + VppIpInterfaceAddress(self, self.pg1, "10.0.0.1", 24).add_vpp_config() + VppNeighbor(self, self.pg1.sw_if_index, + "00:11:22:33:44:55", + nbr_addr).add_vpp_config() + + ping_cmd = "ping %s interval 0.01 repeat 3" % self.pg1.remote_ip4 + ret = self.vapi.cli(ping_cmd) + out = self.pg1.get_capture(3) + icmp_seq = 1 + for p in out: + icmp = self.verify_ping_request(p, self.pg1.local_ip4, + self.pg1.remote_ip4, icmp_seq) + icmp_seq = icmp_seq + 1 + + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + ping_cmd = "ping %s interval 0.01 repeat 3" % nbr_addr + ret = self.vapi.cli(ping_cmd) + out = self.pg1.get_capture(3) + icmp_seq = 1 + for p in out: + icmp = self.verify_ping_request(p, "10.0.0.1", nbr_addr, icmp_seq) + icmp_seq = icmp_seq + 1 |