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authoradrianvillin <avillin@cisco.com>2023-10-26 14:26:18 +0200
committerDave Wallace <dwallacelf@gmail.com>2023-10-30 21:23:01 +0000
commit485f7bcccb46e2199b0701db277bca59aa6484c6 (patch)
treeda2de47cabcc64a840d1868ddc35eb91d1c6eced /test
parent30f2600dcf143baaff845570086b8498c01e29ee (diff)
tests: Added LLDP plugin tests
Type: test Change-Id: I5a2d1b2c92f2bb7c45a7b5e025584d9417487840 Signed-off-by: adrianvillin <avillin@cisco.com>
Diffstat (limited to 'test')
-rw-r--r--test/test_lldp.py149
1 files changed, 149 insertions, 0 deletions
diff --git a/test/test_lldp.py b/test/test_lldp.py
new file mode 100644
index 00000000000..74a50a682c1
--- /dev/null
+++ b/test/test_lldp.py
@@ -0,0 +1,149 @@
+from framework import VppTestCase, VppTestRunner
+import unittest
+from config import config
+from scapy.layers.l2 import Ether
+from scapy.contrib.lldp import (
+ LLDPDUChassisID,
+ LLDPDUPortID,
+ LLDPDUTimeToLive,
+ LLDPDUEndOfLLDPDU,
+ LLDPDU,
+)
+
+
+@unittest.skipIf("lldp" in config.excluded_plugins, "Exclude lldp plugin tests")
+class TestLldpCli(VppTestCase):
+ """LLDP plugin tests [CLI]"""
+
+ @classmethod
+ def setUpClass(cls):
+ super(TestLldpCli, cls).setUpClass()
+ try:
+ cls.create_pg_interfaces(range(2))
+ for i in cls.pg_interfaces:
+ i.config_ip4()
+ i.config_ip6()
+ i.resolve_arp()
+ i.admin_up()
+ except Exception:
+ cls.tearDownClass()
+ raise
+
+ @classmethod
+ def tearDownClass(cls):
+ for i in cls.pg_interfaces:
+ i.unconfig_ip4()
+ i.unconfig_ip6()
+ i.admin_down()
+ super(TestLldpCli, cls).tearDownClass()
+
+ def create_frame(self, src_if):
+ if src_if == self.pg0:
+ chassis_id = "01:02:03:04:05:06"
+ port_id = "07:08:09:0a:0b:0c"
+ else:
+ chassis_id = "11:12:13:14:15:16"
+ port_id = "17:18:19:1a:1b:1c"
+
+ lldp_frame = (
+ Ether(src=src_if.remote_mac, dst="01:80:C2:00:00:03")
+ / LLDPDU()
+ / LLDPDUChassisID(subtype=4, id=chassis_id)
+ / LLDPDUPortID(subtype=3, id=port_id)
+ / LLDPDUTimeToLive(ttl=120)
+ / LLDPDUEndOfLLDPDU()
+ )
+
+ return lldp_frame
+
+ def test_lldp_cli(self):
+ """Enable, send frames, show, disable, verify"""
+
+ packets = self.create_frame(self.pg0)
+ self.pg0.add_stream(packets)
+ packets = self.create_frame(self.pg1)
+ self.pg1.add_stream(packets)
+
+ self.vapi.cli("set lldp system-name VPP tx-hold 4 tx-interval 10")
+ # configure everything to increase coverage
+ self.vapi.cli(
+ f"set interface lldp pg0 port-desc vtf:pg0 mgmt-ip4"
+ f" {self.pg0.local_ip4} mgmt-ip6 {self.pg0.local_ip6} mgmt-oid '1234'"
+ )
+ self.vapi.cli("set interface lldp pg1 port-desc vtf:pg1")
+
+ self.pg_start()
+
+ reply = self.vapi.cli("show lldp")
+ expected = [
+ "01:02:03:04:05:06",
+ "07:08:09:0a:0b:0c",
+ "11:12:13:14:15:16",
+ "17:18:19:1a:1b:1c",
+ ]
+ for entry in expected:
+ self.assertIn(entry, reply)
+
+ # only checking for an output
+ reply = self.vapi.cli("show lldp detail")
+ self.assertIn("Local Interface name: pg0", reply)
+ self.assertIn("Local Interface name: pg1", reply)
+
+ # disable LLDP on an interface and verify
+ self.vapi.cli("set interface lldp pg0 disable")
+ reply = self.vapi.cli("show lldp")
+ self.assertNotIn("pg0", reply)
+
+
+class TestLldpVapi(VppTestCase):
+ """LLDP plugin test [VAPI]"""
+
+ @classmethod
+ def setUpClass(cls):
+ super(TestLldpVapi, cls).setUpClass()
+ try:
+ cls.create_pg_interfaces(range(2))
+ for i in cls.pg_interfaces:
+ i.config_ip4()
+ i.config_ip6()
+ i.resolve_arp()
+ i.admin_up()
+ except Exception:
+ cls.tearDownClass()
+ raise
+
+ @classmethod
+ def tearDownClass(cls):
+ for i in cls.pg_interfaces:
+ i.unconfig_ip4()
+ i.unconfig_ip6()
+ i.admin_down()
+ super(TestLldpVapi, cls).tearDownClass()
+
+ def test_lldp_vapi(self):
+ """Enable, show, disable, verify"""
+ self.vapi.lldp_config(tx_hold=4, tx_interval=1, system_name="VAPI")
+ self.vapi.sw_interface_set_lldp(
+ sw_if_index=1,
+ mgmt_ip4=self.pg0.local_ip4,
+ port_desc="vtf:pg0",
+ )
+ self.vapi.sw_interface_set_lldp(
+ sw_if_index=2,
+ mgmt_ip4=self.pg1.local_ip4,
+ port_desc="vtf:pg1",
+ mgmt_ip6=self.pg1.local_ip6,
+ mgmt_oid=b"1",
+ )
+
+ # only check if LLDP gets enabled, functionality is tested in CLI class
+ reply = self.vapi.cli("show lldp")
+ self.assertIn("pg1", reply)
+
+ self.vapi.sw_interface_set_lldp(sw_if_index=2, enable=False)
+ reply = self.vapi.cli("show lldp")
+ self.assertNotIn("pg1", reply)
+
+
+if __name__ == "__main__":
+ unittest.main(testRunner=VppTestRunner)