Renato Botelho do Couto | ead1e53 | 2019-10-31 13:31:07 -0500 | [diff] [blame] | 1 | #!/usr/bin/env python3 |
Paul Vinciguerra | 5995482 | 2019-03-11 05:04:12 -0700 | [diff] [blame] | 2 | |
| 3 | import unittest |
Paul Vinciguerra | 5995482 | 2019-03-11 05:04:12 -0700 | [diff] [blame] | 4 | import psutil |
| 5 | from vpp_papi.vpp_stats import VPPStats |
| 6 | |
Andrew Yourtchenko | 8dc0d48 | 2021-01-29 13:17:19 +0000 | [diff] [blame] | 7 | from framework import tag_fixme_vpp_workers |
Paul Vinciguerra | 5995482 | 2019-03-11 05:04:12 -0700 | [diff] [blame] | 8 | from framework import VppTestCase, VppTestRunner |
Arthur de Kerhor | db02380 | 2021-03-11 10:26:54 -0800 | [diff] [blame] | 9 | from scapy.layers.l2 import Ether |
| 10 | from scapy.layers.inet import IP |
Paul Vinciguerra | 5995482 | 2019-03-11 05:04:12 -0700 | [diff] [blame] | 11 | |
| 12 | |
Andrew Yourtchenko | 8dc0d48 | 2021-01-29 13:17:19 +0000 | [diff] [blame] | 13 | @tag_fixme_vpp_workers |
Paul Vinciguerra | 5995482 | 2019-03-11 05:04:12 -0700 | [diff] [blame] | 14 | class StatsClientTestCase(VppTestCase): |
| 15 | """Test Stats Client""" |
| 16 | |
| 17 | @classmethod |
| 18 | def setUpClass(cls): |
| 19 | super(StatsClientTestCase, cls).setUpClass() |
| 20 | |
| 21 | @classmethod |
| 22 | def tearDownClass(cls): |
| 23 | super(StatsClientTestCase, cls).tearDownClass() |
| 24 | |
Arthur de Kerhor | db02380 | 2021-03-11 10:26:54 -0800 | [diff] [blame] | 25 | @classmethod |
| 26 | def setUpConstants(cls): |
| 27 | cls.extra_vpp_statseg_config = "per-node-counters on" |
| 28 | cls.extra_vpp_statseg_config += "update-interval 0.05" |
| 29 | super(StatsClientTestCase, cls).setUpConstants() |
| 30 | |
Ole Troan | 233e468 | 2019-05-16 15:01:34 +0200 | [diff] [blame] | 31 | def test_set_errors(self): |
| 32 | """Test set errors""" |
| 33 | self.assertEqual(self.statistics.set_errors(), {}) |
Ole Troan | e66443c | 2021-03-18 11:12:01 +0100 | [diff] [blame] | 34 | self.assertEqual( |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 35 | self.statistics.get_counter("/err/ethernet-input/no error"), [0] |
| 36 | ) |
Ole Troan | 233e468 | 2019-05-16 15:01:34 +0200 | [diff] [blame] | 37 | |
Paul Vinciguerra | 5995482 | 2019-03-11 05:04:12 -0700 | [diff] [blame] | 38 | def test_client_fd_leak(self): |
| 39 | """Test file descriptor count - VPP-1486""" |
| 40 | |
| 41 | cls = self.__class__ |
| 42 | p = psutil.Process() |
| 43 | initial_fds = p.num_fds() |
| 44 | |
| 45 | for _ in range(100): |
Klement Sekera | e263685 | 2021-03-16 12:52:12 +0100 | [diff] [blame] | 46 | stats = VPPStats(socketname=cls.get_stats_sock_path()) |
Paul Vinciguerra | 5995482 | 2019-03-11 05:04:12 -0700 | [diff] [blame] | 47 | stats.disconnect() |
| 48 | |
| 49 | ending_fds = p.num_fds() |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 50 | self.assertEqual( |
| 51 | initial_fds, |
| 52 | ending_fds, |
| 53 | "initial client side file descriptor count: %s " |
| 54 | "is not equal to " |
| 55 | "ending client side file descriptor count: %s" % (initial_fds, ending_fds), |
| 56 | ) |
Steven Luong | c79b32d | 2019-06-18 09:56:07 -0700 | [diff] [blame] | 57 | |
Arthur de Kerhor | db02380 | 2021-03-11 10:26:54 -0800 | [diff] [blame] | 58 | def test_symlink_values(self): |
| 59 | """Test symlinks reported values""" |
| 60 | self.create_pg_interfaces(range(2)) |
| 61 | |
| 62 | for i in self.pg_interfaces: |
| 63 | i.admin_up() |
| 64 | i.config_ip4() |
| 65 | i.resolve_arp() |
| 66 | |
| 67 | p = list() |
| 68 | for i in range(5): |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 69 | packet = Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac) / IP( |
| 70 | src=self.pg0.remote_ip4, dst=self.pg1.remote_ip4 |
| 71 | ) |
Arthur de Kerhor | db02380 | 2021-03-11 10:26:54 -0800 | [diff] [blame] | 72 | p.append(packet) |
| 73 | |
| 74 | self.send_and_expect(self.pg0, p, self.pg1) |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 75 | pg1_tx = self.statistics.get_counter("/interfaces/pg1/tx") |
| 76 | if_tx = self.statistics.get_counter("/if/tx") |
Arthur de Kerhor | db02380 | 2021-03-11 10:26:54 -0800 | [diff] [blame] | 77 | |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 78 | self.assertEqual(pg1_tx[0]["bytes"], if_tx[0][self.pg1.sw_if_index]["bytes"]) |
Arthur de Kerhor | db02380 | 2021-03-11 10:26:54 -0800 | [diff] [blame] | 79 | for i in self.pg_interfaces: |
| 80 | i.unconfig() |
| 81 | i.admin_down() |
| 82 | |
| 83 | def test_symlink_add_del_interfaces(self): |
| 84 | """Test symlinks when adding and deleting interfaces""" |
| 85 | # We first create and delete interfaces |
| 86 | self.create_loopback_interfaces(1) |
| 87 | self.create_pg_interfaces(range(1)) |
| 88 | self.loop0.remove_vpp_config() |
| 89 | self.create_pg_interfaces(range(2)) |
| 90 | |
| 91 | for i in self.pg_interfaces: |
| 92 | i.admin_up() |
| 93 | i.config_ip4() |
| 94 | i.resolve_arp() |
| 95 | |
| 96 | p = list() |
| 97 | bytes_to_send = 0 |
| 98 | for i in range(5): |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 99 | packet = Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac) / IP( |
| 100 | src=self.pg0.remote_ip4, dst=self.pg1.remote_ip4 |
| 101 | ) |
Arthur de Kerhor | db02380 | 2021-03-11 10:26:54 -0800 | [diff] [blame] | 102 | bytes_to_send += len(packet) |
| 103 | p.append(packet) |
| 104 | |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 105 | tx_before_sending = self.statistics.get_counter("/interfaces/pg1/tx") |
| 106 | rx_before_sending = self.statistics.get_counter("/interfaces/pg0/rx") |
Arthur de Kerhor | db02380 | 2021-03-11 10:26:54 -0800 | [diff] [blame] | 107 | self.send_and_expect(self.pg0, p, self.pg1) |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 108 | tx = self.statistics.get_counter("/interfaces/pg1/tx") |
| 109 | rx = self.statistics.get_counter("/interfaces/pg0/rx") |
Arthur de Kerhor | db02380 | 2021-03-11 10:26:54 -0800 | [diff] [blame] | 110 | |
| 111 | # We wait for nodes symlinks to update (interfaces created/deleted). |
| 112 | # ... and packets to be sent |
| 113 | self.sleep(0.1) |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 114 | vectors = self.statistics.get_counter("/nodes/pg1-tx/vectors") |
Arthur de Kerhor | db02380 | 2021-03-11 10:26:54 -0800 | [diff] [blame] | 115 | |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 116 | self.assertEqual(tx[0]["bytes"] - tx_before_sending[0]["bytes"], bytes_to_send) |
| 117 | self.assertEqual(tx[0]["packets"] - tx_before_sending[0]["packets"], 5) |
| 118 | self.assertEqual(rx[0]["bytes"] - rx_before_sending[0]["bytes"], bytes_to_send) |
| 119 | self.assertEqual(rx[0]["packets"] - rx_before_sending[0]["packets"], 5) |
| 120 | self.assertEqual(vectors[0], rx[0]["packets"]) |
Arthur de Kerhor | db02380 | 2021-03-11 10:26:54 -0800 | [diff] [blame] | 121 | |
| 122 | for i in self.pg_interfaces: |
| 123 | i.unconfig() |
| 124 | i.admin_down() |
| 125 | |
| 126 | def test_index_consistency(self): |
| 127 | """Test index consistency despite changes in the stats""" |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 128 | d = self.statistics.ls(["/if/names"]) |
Arthur de Kerhor | db02380 | 2021-03-11 10:26:54 -0800 | [diff] [blame] | 129 | self.create_loopback_interfaces(10) |
| 130 | for i in range(10): |
| 131 | try: |
| 132 | s = self.statistics.dump(d) |
| 133 | break |
| 134 | except: |
| 135 | pass |
| 136 | k, v = s.popitem() |
| 137 | self.assertEqual(len(v), 11) |
| 138 | |
| 139 | for i in self.lo_interfaces: |
| 140 | i.remove_vpp_config() |
| 141 | |
Ole Troan | 92e3082 | 2019-06-16 12:33:51 +0200 | [diff] [blame] | 142 | @unittest.skip("Manual only") |
| 143 | def test_mem_leak(self): |
| 144 | def loop(): |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 145 | print("Running loop") |
Ole Troan | 92e3082 | 2019-06-16 12:33:51 +0200 | [diff] [blame] | 146 | for i in range(50): |
| 147 | rv = self.vapi.papi.tap_create_v2(id=i, use_random_mac=1) |
| 148 | self.assertEqual(rv.retval, 0) |
| 149 | rv = self.vapi.papi.tap_delete_v2(sw_if_index=rv.sw_if_index) |
| 150 | self.assertEqual(rv.retval, 0) |
| 151 | |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 152 | before = self.statistics.get_counter("/mem/statseg/used") |
Ole Troan | 92e3082 | 2019-06-16 12:33:51 +0200 | [diff] [blame] | 153 | loop() |
| 154 | self.vapi.cli("memory-trace on stats-segment") |
| 155 | for j in range(100): |
| 156 | loop() |
| 157 | print(self.vapi.cli("show memory stats-segment verbose")) |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 158 | print("AFTER", before, self.statistics.get_counter("/mem/statseg/used")) |
Steven Luong | c79b32d | 2019-06-18 09:56:07 -0700 | [diff] [blame] | 159 | |
Paul Vinciguerra | 5995482 | 2019-03-11 05:04:12 -0700 | [diff] [blame] | 160 | |
Klement Sekera | d9b0c6f | 2022-04-26 19:02:15 +0200 | [diff] [blame] | 161 | if __name__ == "__main__": |
Paul Vinciguerra | 5995482 | 2019-03-11 05:04:12 -0700 | [diff] [blame] | 162 | unittest.main(testRunner=VppTestRunner) |