aboutsummaryrefslogtreecommitdiffhomepage
path: root/tools/run_tests/performance/scenario_config.py
blob: 1ec70f1ab6dfdb39cb4ea8f94e205e728e8707cf (plain)
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
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
# Copyright 2016, Google Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
#     * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#     * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
#     * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

# performance scenario configuration for various languages

WARMUP_SECONDS=5
JAVA_WARMUP_SECONDS=15  # Java needs more warmup time for JIT to kick in.
BENCHMARK_SECONDS=30

SMOKETEST='smoketest'

SECURE_SECARGS = {'use_test_ca': True,
                  'server_host_override': 'foo.test.google.fr'}

HISTOGRAM_PARAMS = {
  'resolution': 0.01,
  'max_possible': 60e9,
}

EMPTY_GENERIC_PAYLOAD = {
  'bytebuf_params': {
    'req_size': 0,
    'resp_size': 0,
  }
}
EMPTY_PROTO_PAYLOAD = {
  'simple_params': {
    'req_size': 0,
    'resp_size': 0,
  }
}
BIG_GENERIC_PAYLOAD = {
  'bytebuf_params': {
    'req_size': 65536,
    'resp_size': 65536,
  }
}

# deep is the number of RPCs outstanding on a channel in non-ping-pong tests
# (the value used is 1 otherwise)
DEEP=100

# wide is the number of client channels in multi-channel tests (1 otherwise)
WIDE=64


def _get_secargs(is_secure):
  if is_secure:
    return SECURE_SECARGS
  else:
    return None


def remove_nonproto_fields(scenario):
  """Remove special-purpose that contains some extra info about the scenario
  but don't belong to the ScenarioConfig protobuf message"""
  scenario.pop('CATEGORIES', None)
  scenario.pop('SERVER_LANGUAGE', None)
  return scenario


def _ping_pong_scenario(name, rpc_type,
                        client_type, server_type,
                        secure=True,
                        use_generic_payload=False,
                        use_unconstrained_client=False,
                        server_language=None,
                        server_core_limit=0,
                        async_server_threads=0,
                        warmup_seconds=WARMUP_SECONDS,
                        categories=[]):
  """Creates a basic ping pong scenario."""
  scenario = {
    'name': name,
    'num_servers': 1,
    'num_clients': 1,
    'client_config': {
      'client_type': client_type,
      'security_params': _get_secargs(secure),
      'outstanding_rpcs_per_channel': 1,
      'client_channels': 1,
      'async_client_threads': 1,
      'rpc_type': rpc_type,
      'load_params': {
        'closed_loop': {}
      },
      'histogram_params': HISTOGRAM_PARAMS,
    },
    'server_config': {
      'server_type': server_type,
      'security_params': _get_secargs(secure),
      'core_limit': server_core_limit,
      'async_server_threads': async_server_threads,
    },
    'warmup_seconds': warmup_seconds,
    'benchmark_seconds': BENCHMARK_SECONDS
  }
  if use_generic_payload:
    if server_type != 'ASYNC_GENERIC_SERVER':
      raise Exception('Use ASYNC_GENERIC_SERVER for generic payload.')
    scenario['client_config']['payload_config'] = EMPTY_GENERIC_PAYLOAD
    scenario['server_config']['payload_config'] = EMPTY_GENERIC_PAYLOAD
  else:
    # For proto payload, only the client should get the config.
    scenario['client_config']['payload_config'] = EMPTY_PROTO_PAYLOAD

  if use_unconstrained_client:
    scenario['num_clients'] = 0  # use as many client as available.
    # TODO(jtattermusch): for SYNC_CLIENT, this will create 100*64 threads
    # and that's probably too much (at least for wrapped languages).
    scenario['client_config']['outstanding_rpcs_per_channel'] = DEEP
    scenario['client_config']['client_channels'] = WIDE
    scenario['client_config']['async_client_threads'] = 0
  else:
    scenario['client_config']['outstanding_rpcs_per_channel'] = 1
    scenario['client_config']['client_channels'] = 1
    scenario['client_config']['async_client_threads'] = 1

  if server_language:
    # the SERVER_LANGUAGE field is recognized by run_performance_tests.py
    scenario['SERVER_LANGUAGE'] = server_language
  if categories:
    scenario['CATEGORIES'] = categories
  return scenario


class CXXLanguage:

  def __init__(self):
    self.safename = 'cxx'

  def worker_cmdline(self):
    return ['bins/opt/qps_worker']

  def worker_port_offset(self):
    return 0

  def scenarios(self):
    # TODO(ctiller): add 70% load latency test
    for secure in [True, False]:
      secstr = 'secure' if secure else 'insecure'
      smoketest_categories = [SMOKETEST] if secure else None

      yield _ping_pong_scenario(
          'cpp_generic_async_streaming_ping_pong_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_GENERIC_SERVER',
          use_generic_payload=True, server_core_limit=1, async_server_threads=1,
          secure=secure,
          categories=smoketest_categories)

      yield _ping_pong_scenario(
          'cpp_protobuf_async_streaming_ping_pong_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
          server_core_limit=1, async_server_threads=1,
          secure=secure)

      yield _ping_pong_scenario(
          'cpp_protobuf_async_unary_ping_pong_%s' % secstr, rpc_type='UNARY',
          client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
          server_core_limit=1, async_server_threads=1,
          secure=secure,
          categories=smoketest_categories)

      yield _ping_pong_scenario(
          'cpp_protobuf_sync_unary_ping_pong_%s' % secstr, rpc_type='UNARY',
          client_type='SYNC_CLIENT', server_type='SYNC_SERVER',
          server_core_limit=1, async_server_threads=1,
          secure=secure)

      yield _ping_pong_scenario(
          'cpp_protobuf_async_unary_qps_unconstrained_%s' % secstr, rpc_type='UNARY',
          client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
          use_unconstrained_client=True,
          secure=secure,
          categories=smoketest_categories)

      yield _ping_pong_scenario(
          'cpp_protobuf_async_streaming_qps_unconstrained_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
          use_unconstrained_client=True,
          secure=secure)

      yield _ping_pong_scenario(
          'cpp_generic_async_streaming_qps_unconstrained_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_GENERIC_SERVER',
          use_unconstrained_client=True, use_generic_payload=True,
          secure=secure,
          categories=smoketest_categories)

      yield _ping_pong_scenario(
          'cpp_generic_async_streaming_qps_one_server_core_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_GENERIC_SERVER',
          use_unconstrained_client=True, use_generic_payload=True,
          server_core_limit=1, async_server_threads=1,
          secure=secure)

  def __str__(self):
    return 'c++'


class CSharpLanguage:

  def __init__(self):
    self.safename = str(self)

  def worker_cmdline(self):
    return ['tools/run_tests/performance/run_worker_csharp.sh']

  def worker_port_offset(self):
    return 100

  def scenarios(self):
    yield _ping_pong_scenario(
        'csharp_generic_async_streaming_ping_pong', rpc_type='STREAMING',
        client_type='ASYNC_CLIENT', server_type='ASYNC_GENERIC_SERVER',
        use_generic_payload=True,
        categories=[SMOKETEST])

    yield _ping_pong_scenario(
        'csharp_protobuf_async_streaming_ping_pong', rpc_type='STREAMING',
        client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER')

    yield _ping_pong_scenario(
        'csharp_protobuf_async_unary_ping_pong', rpc_type='UNARY',
        client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
        categories=[SMOKETEST])

    yield _ping_pong_scenario(
        'csharp_protobuf_sync_to_async_unary_ping_pong', rpc_type='UNARY',
        client_type='SYNC_CLIENT', server_type='ASYNC_SERVER')

    yield _ping_pong_scenario(
        'csharp_protobuf_async_unary_qps_unconstrained', rpc_type='UNARY',
        client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
        use_unconstrained_client=True,
        categories=[SMOKETEST])

    yield _ping_pong_scenario(
        'csharp_protobuf_async_streaming_qps_unconstrained', rpc_type='STREAMING',
        client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
        use_unconstrained_client=True)

    yield _ping_pong_scenario(
        'csharp_to_cpp_protobuf_sync_unary_ping_pong', rpc_type='UNARY',
        client_type='SYNC_CLIENT', server_type='SYNC_SERVER',
        server_language='c++', server_core_limit=1, async_server_threads=1,
        categories=[SMOKETEST])

    yield _ping_pong_scenario(
        'csharp_to_cpp_protobuf_async_streaming_ping_pong', rpc_type='STREAMING',
        client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
        server_language='c++', server_core_limit=1, async_server_threads=1)

  def __str__(self):
    return 'csharp'


class NodeLanguage:

  def __init__(self):
    pass
    self.safename = str(self)

  def worker_cmdline(self):
    return ['tools/run_tests/performance/run_worker_node.sh']

  def worker_port_offset(self):
    return 200

  def scenarios(self):
    # TODO(jtattermusch): make this scenario work
    #yield _ping_pong_scenario(
    #    'node_generic_async_streaming_ping_pong', rpc_type='STREAMING',
    #    client_type='ASYNC_CLIENT', server_type='ASYNC_GENERIC_SERVER',
    #    use_generic_payload=True)

    # TODO(jtattermusch): make this scenario work
    #yield _ping_pong_scenario(
    #    'node_protobuf_async_streaming_ping_pong', rpc_type='STREAMING',
    #    client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER')

    yield _ping_pong_scenario(
        'node_protobuf_unary_ping_pong', rpc_type='UNARY',
        client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
        categories=[SMOKETEST])

    yield _ping_pong_scenario(
        'node_protobuf_async_unary_qps_unconstrained', rpc_type='UNARY',
        client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
        use_unconstrained_client=True,
        categories=[SMOKETEST])

    # TODO(jtattermusch): make this scenario work
    #yield _ping_pong_scenario(
    #    'node_protobuf_async_streaming_qps_unconstrained', rpc_type='STREAMING',
    #    client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
    #    use_unconstrained_client=True)

    # TODO(jtattermusch): make this scenario work
    #yield _ping_pong_scenario(
    #    'node_to_cpp_protobuf_async_unary_ping_pong', rpc_type='UNARY',
    #    client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
    #    server_language='c++', server_core_limit=1, async_server_threads=1)

    # TODO(jtattermusch): make this scenario work
    #yield _ping_pong_scenario(
    #    'node_to_cpp_protobuf_async_streaming_ping_pong', rpc_type='STREAMING',
    #    client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
    #    server_language='c++', server_core_limit=1, async_server_threads=1)

  def __str__(self):
    return 'node'

class PythonLanguage:

  def __init__(self):
    self.safename = 'python'

  def worker_cmdline(self):
    return ['tools/run_tests/performance/run_worker_python.sh']

  def worker_port_offset(self):
    return 500

  def scenarios(self):
    # TODO(issue #6522): Empty streaming requests does not work for python
    #yield _ping_pong_scenario(
    #    'python_generic_async_streaming_ping_pong', rpc_type='STREAMING',
    #    client_type='ASYNC_CLIENT', server_type='ASYNC_GENERIC_SERVER',
    #    use_generic_payload=True,
    #    categories=[SMOKETEST])

    yield _ping_pong_scenario(
        'python_protobuf_async_streaming_ping_pong', rpc_type='STREAMING',
        client_type='ASYNC_CLIENT', server_type='SYNC_SERVER')

    yield _ping_pong_scenario(
        'python_protobuf_async_unary_ping_pong', rpc_type='UNARY',
        client_type='ASYNC_CLIENT', server_type='SYNC_SERVER')

    yield _ping_pong_scenario(
        'python_protobuf_sync_unary_ping_pong', rpc_type='UNARY',
        client_type='SYNC_CLIENT', server_type='SYNC_SERVER',
        categories=[SMOKETEST])

    # TODO(jtattermusch): 
    # The qps_worker server gets thread starved with ~6400 threads, the GIL
    # enforces that a single thread runs at a time, with no way to set thread
    # priority.  Re-evaluate after changing DEEP and WIDE.
    #yield _ping_pong_scenario(
    #    'python_protobuf_sync_unary_qps_unconstrained', rpc_type='UNARY',
    #    client_type='SYNC_CLIENT', server_type='SYNC_SERVER',
    #    use_unconstrained_client=True)

    yield _ping_pong_scenario(
        'python_protobuf_async_streaming_qps_unconstrained', rpc_type='STREAMING',
        client_type='ASYNC_CLIENT', server_type='SYNC_SERVER',
        use_unconstrained_client=True)

    yield _ping_pong_scenario(
        'python_to_cpp_protobuf_sync_unary_ping_pong', rpc_type='UNARY',
        client_type='SYNC_CLIENT', server_type='SYNC_SERVER',
        server_language='c++', server_core_limit=1, async_server_threads=1,
        categories=[SMOKETEST])

    yield _ping_pong_scenario(
        'python_to_cpp_protobuf_sync_streaming_ping_pong', rpc_type='STREAMING',
        client_type='SYNC_CLIENT', server_type='SYNC_SERVER',
        server_language='c++', server_core_limit=1, async_server_threads=1)

  def __str__(self):
    return 'python'

class RubyLanguage:

  def __init__(self):
    pass
    self.safename = str(self)

  def worker_cmdline(self):
    return ['tools/run_tests/performance/run_worker_ruby.sh']

  def worker_port_offset(self):
    return 300

  def scenarios(self):
    yield _ping_pong_scenario(
        'ruby_protobuf_sync_streaming_ping_pong', rpc_type='STREAMING',
        client_type='SYNC_CLIENT', server_type='SYNC_SERVER',
        categories=[SMOKETEST])

    yield _ping_pong_scenario(
        'ruby_protobuf_unary_ping_pong', rpc_type='UNARY',
        client_type='SYNC_CLIENT', server_type='SYNC_SERVER',
        categories=[SMOKETEST])

    # TODO: scenario reports QPS of 0.0
    #yield _ping_pong_scenario(
    #    'ruby_protobuf_sync_unary_qps_unconstrained', rpc_type='UNARY',
    #    client_type='SYNC_CLIENT', server_type='SYNC_SERVER',
    #    use_unconstrained_client=True)

    # TODO: scenario reports QPS of 0.0
    #yield _ping_pong_scenario(
    #    'ruby_protobuf_sync_streaming_qps_unconstrained', rpc_type='STREAMING',
    #    client_type='SYNC_CLIENT', server_type='SYNC_SERVER',
    #    use_unconstrained_client=True)

    yield _ping_pong_scenario(
        'ruby_to_cpp_protobuf_sync_unary_ping_pong', rpc_type='UNARY',
        client_type='SYNC_CLIENT', server_type='SYNC_SERVER',
        server_language='c++', server_core_limit=1, async_server_threads=1)

    yield _ping_pong_scenario(
        'ruby_to_cpp_protobuf_sync_streaming_ping_pong', rpc_type='STREAMING',
        client_type='SYNC_CLIENT', server_type='SYNC_SERVER',
        server_language='c++', server_core_limit=1, async_server_threads=1)

  def __str__(self):
    return 'ruby'


class JavaLanguage:

  def __init__(self):
    pass
    self.safename = str(self)

  def worker_cmdline(self):
    return ['tools/run_tests/performance/run_worker_java.sh']

  def worker_port_offset(self):
    return 400

  def scenarios(self):
    for secure in [True, False]:
      secstr = 'secure' if secure else 'insecure'
      smoketest_categories = [SMOKETEST] if secure else None

      yield _ping_pong_scenario(
          'java_generic_async_streaming_ping_pong_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_GENERIC_SERVER',
          use_generic_payload=True, async_server_threads=1,
          secure=secure, warmup_seconds=JAVA_WARMUP_SECONDS,
          categories=smoketest_categories)

      yield _ping_pong_scenario(
          'java_protobuf_async_streaming_ping_pong_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
          async_server_threads=1,
          secure=secure, warmup_seconds=JAVA_WARMUP_SECONDS)

      yield _ping_pong_scenario(
          'java_protobuf_async_unary_ping_pong_%s' % secstr, rpc_type='UNARY',
          client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
          async_server_threads=1,
          secure=secure, warmup_seconds=JAVA_WARMUP_SECONDS,
          categories=smoketest_categories)

      yield _ping_pong_scenario(
          'java_protobuf_unary_ping_pong_%s' % secstr, rpc_type='UNARY',
          client_type='SYNC_CLIENT', server_type='SYNC_SERVER',
          async_server_threads=1,
          secure=secure, warmup_seconds=JAVA_WARMUP_SECONDS)

      yield _ping_pong_scenario(
          'java_protobuf_async_unary_qps_unconstrained_%s' % secstr, rpc_type='UNARY',
          client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
          use_unconstrained_client=True,
          secure=secure, warmup_seconds=JAVA_WARMUP_SECONDS,
          categories=smoketest_categories)

      yield _ping_pong_scenario(
          'java_protobuf_async_streaming_qps_unconstrained_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
          use_unconstrained_client=True,
          secure=secure, warmup_seconds=JAVA_WARMUP_SECONDS)

      yield _ping_pong_scenario(
          'java_generic_async_streaming_qps_unconstrained_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_GENERIC_SERVER',
          use_unconstrained_client=True, use_generic_payload=True,
          secure=secure, warmup_seconds=JAVA_WARMUP_SECONDS)

      yield _ping_pong_scenario(
          'java_generic_async_streaming_qps_one_server_core_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_GENERIC_SERVER',
          use_unconstrained_client=True, use_generic_payload=True,
          async_server_threads=1,
          secure=secure, warmup_seconds=JAVA_WARMUP_SECONDS)

      # TODO(jtattermusch): add scenarios java vs C++ 

  def __str__(self):
    return 'java'


class GoLanguage:

  def __init__(self):
    pass
    self.safename = str(self)

  def worker_cmdline(self):
    return ['tools/run_tests/performance/run_worker_go.sh']

  def worker_port_offset(self):
    return 600

  def scenarios(self):
    for secure in [True, False]:
      secstr = 'secure' if secure else 'insecure'
      smoketest_categories = [SMOKETEST] if secure else None

      yield _ping_pong_scenario(
          'go_generic_async_streaming_ping_pong_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_GENERIC_SERVER',
          use_generic_payload=True, async_server_threads=1,
          secure=secure,
          categories=smoketest_categories)

      yield _ping_pong_scenario(
          'go_protobuf_async_streaming_ping_pong_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
          async_server_threads=1,
          secure=secure)

      yield _ping_pong_scenario(
          'go_protobuf_async_unary_ping_pong_%s' % secstr, rpc_type='UNARY',
          client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
          async_server_threads=1,
          secure=secure,
          categories=smoketest_categories)

      yield _ping_pong_scenario(
          'go_protobuf_unary_ping_pong_%s' % secstr, rpc_type='UNARY',
          client_type='SYNC_CLIENT', server_type='SYNC_SERVER',
          async_server_threads=1,
          secure=secure)

      yield _ping_pong_scenario(
          'go_protobuf_async_unary_qps_unconstrained_%s' % secstr, rpc_type='UNARY',
          client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
          use_unconstrained_client=True,
          secure=secure,
          categories=smoketest_categories)

      yield _ping_pong_scenario(
          'go_protobuf_async_streaming_qps_unconstrained_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_SERVER',
          use_unconstrained_client=True,
          secure=secure,)

      yield _ping_pong_scenario(
          'go_generic_async_streaming_qps_unconstrained_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_GENERIC_SERVER',
          use_unconstrained_client=True, use_generic_payload=True,
          secure=secure)

      yield _ping_pong_scenario(
          'go_generic_async_streaming_qps_one_server_core_%s' % secstr, rpc_type='STREAMING',
          client_type='ASYNC_CLIENT', server_type='ASYNC_GENERIC_SERVER',
          use_unconstrained_client=True, use_generic_payload=True,
          async_server_threads=1,
          secure=secure)

      # TODO(jtattermusch): add scenarios go vs C++ 

  def __str__(self):
    return 'go'


LANGUAGES = {
    'c++' : CXXLanguage(),
    'csharp' : CSharpLanguage(),
    'node' : NodeLanguage(),
    'ruby' : RubyLanguage(),
    'java' : JavaLanguage(),
    'python' : PythonLanguage(),
    'go' : GoLanguage(),
}