1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
|
#!/usr/bin/env python3
import time
import unittest
from scapy.contrib.lacp import LACP, SlowProtocol, MarkerProtocol
from scapy.layers.l2 import Ether
from framework import VppTestCase, VppTestRunner
from vpp_memif import remove_all_memif_vpp_config, VppSocketFilename, VppMemif
from vpp_bond_interface import VppBondInterface
from vpp_papi import VppEnum, MACAddress
bond_mac = "02:02:02:02:02:02"
lacp_dst_mac = '01:80:c2:00:00:02'
LACP_COLLECTION_AND_DISTRIBUTION_STATE = 63
class TestMarker(VppTestCase):
"""LACP Marker Protocol Test Case
"""
@classmethod
def setUpClass(cls):
super().setUpClass()
# Test variables
cls.pkts_per_burst = 257 # Number of packets per burst
# create 3 pg interfaces
cls.create_pg_interfaces(range(1))
# packet sizes
cls.pg_if_packet_sizes = [64, 512, 1518] # , 9018]
# setup all interfaces
for i in cls.pg_interfaces:
i.admin_up()
@classmethod
def tearDownClass(cls):
super().tearDownClass()
def setUp(self):
super().setUp()
def tearDown(self):
super().tearDown()
def show_commands_at_teardown(self):
self.logger.info(self.vapi.ppcli("show interface"))
def test_marker_request(self):
""" Marker Request test """
# topology
#
# +-+ +-+
# memif1 -----|B| |B|---- memif11
# |o| |o|
# |n|------|n|
# |d| |d|
# pg0 -----|0| |1|
# +-+ +-+
socket1 = VppSocketFilename(
self,
socket_id=1,
socket_filename="%s/memif.sock1" % self.tempdir)
socket1.add_vpp_config()
socket11 = VppSocketFilename(
self,
socket_id=2,
socket_filename="%s/memif.sock1" % self.tempdir)
socket11.add_vpp_config()
memif1 = VppMemif(
self,
role=VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_MASTER,
mode=VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
socket_id=1)
memif1.add_vpp_config()
memif1.admin_up()
memif11 = VppMemif(
self,
role=VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_SLAVE,
mode=VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
socket_id=2)
memif11.add_vpp_config()
memif11.admin_up()
bond0 = VppBondInterface(
self,
mode=VppEnum.vl_api_bond_mode_t.BOND_API_MODE_LACP,
use_custom_mac=1,
mac_address=bond_mac)
bond0.add_vpp_config()
bond0.admin_up()
bond1 = VppBondInterface(
self,
mode=VppEnum.vl_api_bond_mode_t.BOND_API_MODE_LACP)
bond1.add_vpp_config()
bond1.admin_up()
bond0.enslave_vpp_bond_interface(sw_if_index=memif1.sw_if_index)
bond1.enslave_vpp_bond_interface(sw_if_index=memif11.sw_if_index)
# wait for memif protocol exchange and hardware carrier to come up
self.assertEqual(memif1.wait_for_link_up(10), True)
self.assertEqual(memif11.wait_for_link_up(10), True)
# verify memif1 in bond0
intfs = self.vapi.sw_interface_slave_dump(
sw_if_index=bond0.sw_if_index)
for intf in intfs:
self.assertEqual(intf.sw_if_index, memif1.sw_if_index)
# verify memif11 in bond1
intfs = self.vapi.sw_interface_slave_dump(
sw_if_index=bond1.sw_if_index)
for intf in intfs:
self.assertEqual(intf.sw_if_index, memif11.sw_if_index)
self.vapi.ppcli("trace add memif-input 100")
# create marker request
marker = (Ether(src=bond_mac, dst=lacp_dst_mac) /
SlowProtocol() /
MarkerProtocol(marker_type=1,
requester_port=1,
requester_system=bond_mac,
requester_transaction_id=1))
bond1.enslave_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index)
self.pg0.add_stream(marker)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
show_trace = self.vapi.ppcli("show trace max 100")
self.assertIn("Marker Information TLV:", show_trace)
bond0.remove_vpp_config()
bond1.remove_vpp_config()
class TestLACP(VppTestCase):
"""LACP Test Case
"""
@classmethod
def setUpClass(cls):
super().setUpClass()
@classmethod
def tearDownClass(cls):
super().tearDownClass()
def setUp(self):
super().setUp()
def tearDown(self):
super().tearDown()
def show_commands_at_teardown(self):
self.logger.info(self.vapi.ppcli("show interface"))
def wait_for_lacp_connect(self, timeout, step=1):
while 1:
intfs = self.vapi.sw_interface_lacp_dump()
all_good = 1
for intf in intfs:
if ((intf.actor_state !=
LACP_COLLECTION_AND_DISTRIBUTION_STATE) or
(intf.partner_state !=
LACP_COLLECTION_AND_DISTRIBUTION_STATE)):
all_good = 0
if (all_good == 1):
return 1
self.sleep(step)
timeout -= step
if timeout <= 0:
return 0
def wait_for_slave_detach(self, bond, timeout, count, step=1):
while 1:
intfs = self.vapi.sw_interface_bond_dump()
for intf in intfs:
if (bond.sw_if_index == intf.sw_if_index):
if ((intf.slaves == count) and
(intf.active_slaves == count)):
return 1
else:
self.sleep(1)
timeout -= step
if (timeouut <= 0):
return 0
def test_lacp_connect(self):
""" LACP protocol connect test """
# topology
#
# +-+ +-+
# memif1 -----|B| |B|---- memif11
# |o| |o|
# |n|------|n|
# |d| |d|
# memif2 -----|0| |1|---- memif12
# +-+ +-+
socket1 = VppSocketFilename(
self,
socket_id=1,
socket_filename="%s/memif.sock1" % self.tempdir)
socket1.add_vpp_config()
socket11 = VppSocketFilename(
self,
socket_id=2,
socket_filename="%s/memif.sock1" % self.tempdir)
socket11.add_vpp_config()
socket2 = VppSocketFilename(
self,
socket_id=3,
socket_filename="%s/memif.sock2" % self.tempdir)
socket2.add_vpp_config()
socket22 = VppSocketFilename(
self,
socket_id=4,
socket_filename="%s/memif.sock2" % self.tempdir)
socket22.add_vpp_config()
memif1 = VppMemif(
self,
role=VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_MASTER,
mode=VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
socket_id=1)
memif1.add_vpp_config()
memif1.admin_up()
memif11 = VppMemif(
self,
role=VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_SLAVE,
mode=VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
socket_id=2)
memif11.add_vpp_config()
memif11.admin_up()
memif2 = VppMemif(
self,
role=VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_MASTER,
mode=VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
socket_id=3)
memif2.add_vpp_config()
memif2.admin_up()
memif12 = VppMemif(
self,
role=VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_SLAVE,
mode=VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
socket_id=4)
memif12.add_vpp_config()
memif12.admin_up()
self.logger.info(self.vapi.ppcli("debug lacp on"))
bond0 = VppBondInterface(
self,
mode=VppEnum.vl_api_bond_mode_t.BOND_API_MODE_LACP,
use_custom_mac=1,
mac_address=bond_mac)
bond0.add_vpp_config()
bond0.admin_up()
bond1 = VppBondInterface(
self,
mode=VppEnum.vl_api_bond_mode_t.BOND_API_MODE_LACP)
bond1.add_vpp_config()
bond1.admin_up()
# enslave memif1 and memif2 to bond0
bond0.enslave_vpp_bond_interface(sw_if_index=memif1.sw_if_index)
bond0.enslave_vpp_bond_interface(sw_if_index=memif2.sw_if_index)
# enslave memif11 and memif12 to bond1
bond1.enslave_vpp_bond_interface(sw_if_index=memif11.sw_if_index)
bond1.enslave_vpp_bond_interface(sw_if_index=memif12.sw_if_index)
# wait for memif protocol exchange and hardware carrier to come up
self.assertEqual(memif1.wait_for_link_up(10), True)
self.assertEqual(memif2.wait_for_link_up(10), True)
self.assertEqual(memif11.wait_for_link_up(10), True)
self.assertEqual(memif12.wait_for_link_up(10), True)
# verify memif1 and memif2 in bond0
intfs = self.vapi.sw_interface_slave_dump(
sw_if_index=bond0.sw_if_index)
for intf in intfs:
self.assertIn(
intf.sw_if_index, (memif1.sw_if_index, memif2.sw_if_index))
# verify memif11 and memif12 in bond1
intfs = self.vapi.sw_interface_slave_dump(
sw_if_index=bond1.sw_if_index)
for intf in intfs:
self.assertIn(
intf.sw_if_index, (memif11.sw_if_index, memif12.sw_if_index))
self.assertEqual(intf.is_long_timeout, 0)
self.assertEqual(intf.is_passive, 0)
# Let LACP create the bundle
self.wait_for_lacp_connect(30)
intfs = self.vapi.sw_interface_lacp_dump()
for intf in intfs:
self.assertEqual(
intf.actor_state, LACP_COLLECTION_AND_DISTRIBUTION_STATE)
self.assertEqual(
intf.partner_state, LACP_COLLECTION_AND_DISTRIBUTION_STATE)
intfs = self.vapi.sw_interface_bond_dump()
for intf in intfs:
self.assertEqual(intf.slaves, 2)
self.assertEqual(intf.active_slaves, 2)
self.assertEqual(
intf.mode, VppEnum.vl_api_bond_mode_t.BOND_API_MODE_LACP)
self.logger.info(self.vapi.ppcli("show lacp"))
self.logger.info(self.vapi.ppcli("show lacp details"))
# detach slave memif1
bond0.detach_vpp_bond_interface(sw_if_index=memif1.sw_if_index)
self.wait_for_slave_detach(bond0, timeout=10, count=1)
intfs = self.vapi.sw_interface_bond_dump()
for intf in intfs:
if (bond0.sw_if_index == intf.sw_if_index):
self.assertEqual(intf.slaves, 1)
self.assertEqual(intf.active_slaves, 1)
self.assertEqual(
intf.mode, VppEnum.vl_api_bond_mode_t.BOND_API_MODE_LACP)
# detach slave memif2
bond0.detach_vpp_bond_interface(sw_if_index=memif2.sw_if_index)
self.wait_for_slave_detach(bond0, timeout=10, count=0)
intfs = self.vapi.sw_interface_bond_dump()
for intf in intfs:
if (bond0.sw_if_index == intf.sw_if_index):
self.assertEqual(intf.slaves, 0)
self.assertEqual(intf.active_slaves, 0)
bond0.remove_vpp_config()
bond1.remove_vpp_config()
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
|
