xref: /spdk/scripts/rpc.py (revision 90ba272cee71afa2cb11f6de7581b601d2e44cfe)
1#!/usr/bin/env python3
2#  SPDX-License-Identifier: BSD-3-Clause
3#  Copyright (C) 2016 Intel Corporation
4#  All rights reserved.
5#  Copyright (c) 2022 Dell Inc, or its subsidiaries.
6#  Copyright (c) 2022-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
7#
8
9import logging
10import argparse
11import importlib
12import os
13import sys
14import shlex
15import json
16
17try:
18    from shlex import quote
19except ImportError:
20    from pipes import quote
21
22sys.path.append(os.path.dirname(__file__) + '/../python')
23
24import spdk.rpc as rpc  # noqa
25from spdk.rpc.client import print_dict, print_json, JSONRPCException  # noqa
26from spdk.rpc.helpers import deprecated_aliases  # noqa
27
28
29def print_array(a):
30    print(" ".join((quote(v) for v in a)))
31
32
33if __name__ == "__main__":
34    parser = argparse.ArgumentParser(
35        description='SPDK RPC command line interface', usage='%(prog)s [options]')
36    parser.add_argument('-s', dest='server_addr',
37                        help='RPC domain socket path or IP address', default='/var/tmp/spdk.sock')
38    parser.add_argument('-p', dest='port',
39                        help='RPC port number (if server_addr is IP address)',
40                        default=5260, type=int)
41    parser.add_argument('-t', dest='timeout',
42                        help='Timeout as a floating point number expressed in seconds waiting for response. Default: 60.0',
43                        default=None, type=float)
44    parser.add_argument('-r', dest='conn_retries',
45                        help='Retry connecting to the RPC server N times with 0.2s interval. Default: 0',
46                        default=0, type=int)
47    parser.add_argument('-v', dest='verbose', action='store_const', const="INFO",
48                        help='Set verbose mode to INFO', default="ERROR")
49    parser.add_argument('--verbose', dest='verbose', choices=['DEBUG', 'INFO', 'ERROR'],
50                        help="""Set verbose level. """)
51    parser.add_argument('--dry-run', dest='dry_run', action='store_true', help="Display request and exit")
52    parser.set_defaults(dry_run=False)
53    parser.add_argument('--go-client', dest='go_client', action='store_true', help="Use Go client")
54    parser.set_defaults(go_client=False)
55    parser.add_argument('--server', dest='is_server', action='store_true',
56                        help="Start listening on stdin, parse each line as a regular rpc.py execution and create \
57                                a separate connection for each command. Each command's output ends with either \
58                                **STATUS=0 if the command succeeded or **STATUS=1 if it failed. --server is meant \
59                                to be used in conjunction with bash coproc, where stdin and stdout are connected to \
60                                pipes and can be used as a faster way to send RPC commands. If enabled, rpc.py \
61                                must be executed without any other parameters.")
62    parser.set_defaults(is_server=False)
63    parser.add_argument('--plugin', dest='rpc_plugin', help='Module name of plugin with additional RPC commands')
64    subparsers = parser.add_subparsers(help='RPC methods', dest='called_rpc_name', metavar='')
65
66    def framework_start_init(args):
67        rpc.framework_start_init(args.client)
68
69    p = subparsers.add_parser('framework_start_init', help='Start initialization of subsystems')
70    p.set_defaults(func=framework_start_init)
71
72    def framework_wait_init(args):
73        rpc.framework_wait_init(args.client)
74
75    p = subparsers.add_parser('framework_wait_init', help='Block until subsystems have been initialized')
76    p.set_defaults(func=framework_wait_init)
77
78    def rpc_get_methods(args):
79        print_dict(rpc.rpc_get_methods(args.client,
80                                       current=args.current,
81                                       include_aliases=args.include_aliases))
82
83    p = subparsers.add_parser('rpc_get_methods', help='Get list of supported RPC methods')
84    p.add_argument('-c', '--current', help='Get list of RPC methods only callable in the current state.', action='store_true')
85    p.add_argument('-i', '--include-aliases', help='include RPC aliases', action='store_true')
86    p.set_defaults(func=rpc_get_methods)
87
88    def spdk_get_version(args):
89        print_json(rpc.spdk_get_version(args.client))
90
91    p = subparsers.add_parser('spdk_get_version', help='Get SPDK version')
92    p.set_defaults(func=spdk_get_version)
93
94    def save_config(args):
95        rpc.save_config(args.client,
96                        sys.stdout,
97                        indent=args.indent)
98
99    p = subparsers.add_parser('save_config', help="""Write current (live) configuration of SPDK subsystems and targets to stdout.
100    """)
101    p.add_argument('-i', '--indent', help="""Indent level. Value less than 0 mean compact mode. Default indent level is 2.
102    """, type=int, default=2)
103    p.set_defaults(func=save_config)
104
105    def load_config(args):
106        rpc.load_config(args.client, args.json_conf,
107                        include_aliases=args.include_aliases)
108
109    p = subparsers.add_parser('load_config', help="""Configure SPDK subsystems and targets using JSON RPC.""")
110    p.add_argument('-i', '--include-aliases', help='include RPC aliases', action='store_true')
111    p.add_argument('-j', '--json-conf', help='Valid JSON configuration', default=sys.stdin)
112    p.set_defaults(func=load_config)
113
114    def save_subsystem_config(args):
115        rpc.save_subsystem_config(args.client,
116                                  sys.stdout,
117                                  indent=args.indent,
118                                  name=args.name)
119
120    p = subparsers.add_parser('save_subsystem_config', help="""Write current (live) configuration of SPDK subsystem to stdout.
121    """)
122    p.add_argument('-i', '--indent', help="""Indent level. Value less than 0 mean compact mode. Default indent level is 2.
123    """, type=int, default=2)
124    p.add_argument('-n', '--name', help='Name of subsystem', required=True)
125    p.set_defaults(func=save_subsystem_config)
126
127    def load_subsystem_config(args):
128        rpc.load_subsystem_config(args.client,
129                                  args.json_conf)
130
131    p = subparsers.add_parser('load_subsystem_config', help="""Configure SPDK subsystem using JSON RPC.""")
132    p.add_argument('-j', '--json-conf', help='Valid JSON configuration', default=sys.stdin)
133    p.set_defaults(func=load_subsystem_config)
134
135    # app
136    def spdk_kill_instance(args):
137        rpc.app.spdk_kill_instance(args.client,
138                                   sig_name=args.sig_name)
139
140    p = subparsers.add_parser('spdk_kill_instance', help='Send signal to instance')
141    p.add_argument('sig_name', help='signal will be sent to server.')
142    p.set_defaults(func=spdk_kill_instance)
143
144    def framework_monitor_context_switch(args):
145        enabled = None
146        if args.enable:
147            enabled = True
148        if args.disable:
149            enabled = False
150        print_dict(rpc.app.framework_monitor_context_switch(args.client,
151                                                            enabled=enabled))
152
153    p = subparsers.add_parser('framework_monitor_context_switch',
154                              help='Control whether the context switch monitor is enabled')
155    p.add_argument('-e', '--enable', action='store_true', help='Enable context switch monitoring')
156    p.add_argument('-d', '--disable', action='store_true', help='Disable context switch monitoring')
157    p.set_defaults(func=framework_monitor_context_switch)
158
159    def framework_get_reactors(args):
160        print_dict(rpc.app.framework_get_reactors(args.client))
161
162    p = subparsers.add_parser(
163        'framework_get_reactors', help='Display list of all reactors')
164    p.set_defaults(func=framework_get_reactors)
165
166    def framework_set_scheduler(args):
167        rpc.app.framework_set_scheduler(args.client,
168                                        name=args.name,
169                                        period=args.period,
170                                        load_limit=args.load_limit,
171                                        core_limit=args.core_limit,
172                                        core_busy=args.core_busy)
173
174    p = subparsers.add_parser(
175        'framework_set_scheduler', help='Select thread scheduler that will be activated and its period (experimental)')
176    p.add_argument('name', help="Name of a scheduler")
177    p.add_argument('-p', '--period', help="Scheduler period in microseconds", type=int)
178    p.add_argument('--load-limit', help="Scheduler load limit. Reserved for dynamic scheduler", type=int)
179    p.add_argument('--core-limit', help="Scheduler core limit. Reserved for dynamic scheduler", type=int)
180    p.add_argument('--core-busy', help="Scheduler core busy limit. Reserved for dynamic schedler", type=int)
181    p.set_defaults(func=framework_set_scheduler)
182
183    def framework_get_scheduler(args):
184        print_dict(rpc.app.framework_get_scheduler(args.client))
185
186    p = subparsers.add_parser(
187        'framework_get_scheduler', help='Display currently set scheduler and its properties.')
188    p.set_defaults(func=framework_get_scheduler)
189
190    def framework_disable_cpumask_locks(args):
191        rpc.framework_disable_cpumask_locks(args.client)
192
193    p = subparsers.add_parser('framework_disable_cpumask_locks',
194                              help='Disable CPU core lock files.')
195    p.set_defaults(func=framework_disable_cpumask_locks)
196
197    def framework_enable_cpumask_locks(args):
198        rpc.framework_enable_cpumask_locks(args.client)
199
200    p = subparsers.add_parser('framework_enable_cpumask_locks',
201                              help='Enable CPU core lock files.')
202    p.set_defaults(func=framework_enable_cpumask_locks)
203
204    # bdev
205    def bdev_set_options(args):
206        rpc.bdev.bdev_set_options(args.client,
207                                  bdev_io_pool_size=args.bdev_io_pool_size,
208                                  bdev_io_cache_size=args.bdev_io_cache_size,
209                                  bdev_auto_examine=args.bdev_auto_examine,
210                                  iobuf_small_cache_size=args.iobuf_small_cache_size,
211                                  iobuf_large_cache_size=args.iobuf_large_cache_size)
212
213    p = subparsers.add_parser('bdev_set_options',
214                              help="""Set options of bdev subsystem""")
215    p.add_argument('-p', '--bdev-io-pool-size', help='Number of bdev_io structures in shared buffer pool', type=int)
216    p.add_argument('-c', '--bdev-io-cache-size', help='Maximum number of bdev_io structures cached per thread', type=int)
217    group = p.add_mutually_exclusive_group()
218    group.add_argument('-e', '--enable-auto-examine', dest='bdev_auto_examine', help='Allow to auto examine', action='store_true')
219    group.add_argument('-d', '--disable-auto-examine', dest='bdev_auto_examine', help='Not allow to auto examine', action='store_false')
220    p.add_argument('--iobuf-small-cache-size', help='Size of the small iobuf per thread cache', type=int)
221    p.add_argument('--iobuf-large-cache-size', help='Size of the large iobuf per thread cache', type=int)
222    p.set_defaults(bdev_auto_examine=True)
223    p.set_defaults(func=bdev_set_options)
224
225    def bdev_examine(args):
226        rpc.bdev.bdev_examine(args.client,
227                              name=args.name)
228
229    p = subparsers.add_parser('bdev_examine',
230                              help="""examine a bdev if it exists, or will examine it after it is created""")
231    p.add_argument('-b', '--name', help='Name or alias of the bdev')
232    p.set_defaults(func=bdev_examine)
233
234    def bdev_wait_for_examine(args):
235        rpc.bdev.bdev_wait_for_examine(args.client)
236
237    p = subparsers.add_parser('bdev_wait_for_examine',
238                              help="""Report when all bdevs have been examined""")
239    p.set_defaults(func=bdev_wait_for_examine)
240
241    def bdev_compress_create(args):
242        print_json(rpc.bdev.bdev_compress_create(args.client,
243                                                 base_bdev_name=args.base_bdev_name,
244                                                 pm_path=args.pm_path,
245                                                 lb_size=args.lb_size))
246
247    p = subparsers.add_parser('bdev_compress_create', help='Add a compress vbdev')
248    p.add_argument('-b', '--base-bdev-name', help="Name of the base bdev")
249    p.add_argument('-p', '--pm-path', help="Path to persistent memory")
250    p.add_argument('-l', '--lb-size', help="Compressed vol logical block size (optional, if used must be 512 or 4096)", type=int)
251    p.set_defaults(func=bdev_compress_create)
252
253    def bdev_compress_delete(args):
254        rpc.bdev.bdev_compress_delete(args.client,
255                                      name=args.name)
256
257    p = subparsers.add_parser('bdev_compress_delete', help='Delete a compress disk')
258    p.add_argument('name', help='compress bdev name')
259    p.set_defaults(func=bdev_compress_delete)
260
261    def bdev_compress_get_orphans(args):
262        print_dict(rpc.bdev.bdev_compress_get_orphans(args.client,
263                                                      name=args.name))
264    p = subparsers.add_parser(
265        'bdev_compress_get_orphans', help='Display list of orphaned compress bdevs.')
266    p.add_argument('-b', '--name', help="Name of a comp bdev. Example: COMP_Nvme0n1")
267    p.set_defaults(func=bdev_compress_get_orphans)
268
269    def bdev_crypto_create(args):
270        print_json(rpc.bdev.bdev_crypto_create(args.client,
271                                               base_bdev_name=args.base_bdev_name,
272                                               name=args.name,
273                                               crypto_pmd=args.crypto_pmd,
274                                               key=args.key,
275                                               cipher=args.cipher,
276                                               key2=args.key2,
277                                               key_name=args.key_name))
278    p = subparsers.add_parser('bdev_crypto_create', help='Add a crypto vbdev')
279    p.add_argument('base_bdev_name', help="Name of the base bdev")
280    p.add_argument('name', help="Name of the crypto vbdev")
281    p.add_argument('-p', '--crypto-pmd', help="Name of the crypto device driver. Obsolete, see dpdk_cryptodev_set_driver")
282    p.add_argument('-k', '--key', help="Key. Obsolete, see accel_crypto_key_create")
283    p.add_argument('-c', '--cipher', help="cipher to use. Obsolete, see accel_crypto_key_create")
284    p.add_argument('-k2', '--key2', help="2nd key for cipher AES_XTS. Obsolete, see accel_crypto_key_create", default=None)
285    p.add_argument('-n', '--key-name', help="Key name to use, see accel_crypto_key_create")
286    p.set_defaults(func=bdev_crypto_create)
287
288    def bdev_crypto_delete(args):
289        rpc.bdev.bdev_crypto_delete(args.client,
290                                    name=args.name)
291
292    p = subparsers.add_parser('bdev_crypto_delete', help='Delete a crypto disk')
293    p.add_argument('name', help='crypto bdev name')
294    p.set_defaults(func=bdev_crypto_delete)
295
296    def bdev_ocf_create(args):
297        print_json(rpc.bdev.bdev_ocf_create(args.client,
298                                            name=args.name,
299                                            mode=args.mode,
300                                            cache_line_size=args.cache_line_size,
301                                            cache_bdev_name=args.cache_bdev_name,
302                                            core_bdev_name=args.core_bdev_name))
303    p = subparsers.add_parser('bdev_ocf_create', help='Add an OCF block device')
304    p.add_argument('name', help='Name of resulting OCF bdev')
305    p.add_argument('mode', help='OCF cache mode', choices=['wb', 'wt', 'pt', 'wa', 'wi', 'wo'])
306    p.add_argument(
307        '--cache-line-size',
308        help='OCF cache line size. The unit is KiB',
309        type=int,
310        choices=[4, 8, 16, 32, 64]
311    )
312    p.add_argument('cache_bdev_name', help='Name of underlying cache bdev')
313    p.add_argument('core_bdev_name', help='Name of underlying core bdev')
314    p.set_defaults(func=bdev_ocf_create)
315
316    def bdev_ocf_delete(args):
317        rpc.bdev.bdev_ocf_delete(args.client,
318                                 name=args.name)
319
320    p = subparsers.add_parser('bdev_ocf_delete', help='Delete an OCF block device')
321    p.add_argument('name', help='Name of OCF bdev')
322    p.set_defaults(func=bdev_ocf_delete)
323
324    def bdev_ocf_get_stats(args):
325        print_dict(rpc.bdev.bdev_ocf_get_stats(args.client,
326                                               name=args.name))
327    p = subparsers.add_parser('bdev_ocf_get_stats', help='Get statistics of chosen OCF block device')
328    p.add_argument('name', help='Name of OCF bdev')
329    p.set_defaults(func=bdev_ocf_get_stats)
330
331    def bdev_ocf_reset_stats(args):
332        print_dict(rpc.bdev.bdev_ocf_reset_stats(args.client,
333                                                 name=args.name))
334    p = subparsers.add_parser('bdev_ocf_reset_stats', help='Reset statistics of chosen OCF block device')
335    p.add_argument('name', help='Name of OCF bdev')
336    p.set_defaults(func=bdev_ocf_reset_stats)
337
338    def bdev_ocf_get_bdevs(args):
339        print_dict(rpc.bdev.bdev_ocf_get_bdevs(args.client,
340                                               name=args.name))
341    p = subparsers.add_parser('bdev_ocf_get_bdevs', help='Get list of OCF devices including unregistered ones')
342    p.add_argument('name', nargs='?', help='name of OCF vbdev or name of cache device or name of core device (optional)')
343    p.set_defaults(func=bdev_ocf_get_bdevs)
344
345    def bdev_ocf_set_cache_mode(args):
346        print_json(rpc.bdev.bdev_ocf_set_cache_mode(args.client,
347                                                    name=args.name,
348                                                    mode=args.mode))
349    p = subparsers.add_parser('bdev_ocf_set_cache_mode',
350                              help='Set cache mode of OCF block device')
351    p.add_argument('name', help='Name of OCF bdev')
352    p.add_argument('mode', help='OCF cache mode', choices=['wb', 'wt', 'pt', 'wa', 'wi', 'wo'])
353    p.set_defaults(func=bdev_ocf_set_cache_mode)
354
355    def bdev_ocf_set_seqcutoff(args):
356        rpc.bdev.bdev_ocf_set_seqcutoff(args.client,
357                                        name=args.name,
358                                        policy=args.policy,
359                                        threshold=args.threshold,
360                                        promotion_count=args.promotion_count)
361    p = subparsers.add_parser('bdev_ocf_set_seqcutoff',
362                              help='Set sequential cutoff parameters on all cores for the given OCF cache device')
363    p.add_argument('name', help='Name of OCF cache bdev')
364    p.add_argument('-t', '--threshold', type=int,
365                   help='Activation threshold [KiB]')
366    p.add_argument('-c', '--promotion-count', type=int,
367                   help='Promotion request count')
368    p.add_argument('-p', '--policy', choices=['always', 'full', 'never'], required=True,
369                   help='Sequential cutoff policy')
370    p.set_defaults(func=bdev_ocf_set_seqcutoff)
371
372    def bdev_ocf_flush_start(args):
373        rpc.bdev.bdev_ocf_flush_start(args.client, name=args.name)
374    p = subparsers.add_parser('bdev_ocf_flush_start',
375                              help='Start flushing OCF cache device')
376    p.add_argument('name', help='Name of OCF bdev')
377    p.set_defaults(func=bdev_ocf_flush_start)
378
379    def bdev_ocf_flush_status(args):
380        print_json(rpc.bdev.bdev_ocf_flush_status(args.client, name=args.name))
381    p = subparsers.add_parser('bdev_ocf_flush_status',
382                              help='Get flush status of OCF cache device')
383    p.add_argument('name', help='Name of OCF bdev')
384    p.set_defaults(func=bdev_ocf_flush_status)
385
386    def bdev_malloc_create(args):
387        num_blocks = (args.total_size * 1024 * 1024) // args.block_size
388        print_json(rpc.bdev.bdev_malloc_create(args.client,
389                                               num_blocks=int(num_blocks),
390                                               block_size=args.block_size,
391                                               physical_block_size=args.physical_block_size,
392                                               name=args.name,
393                                               uuid=args.uuid,
394                                               optimal_io_boundary=args.optimal_io_boundary,
395                                               md_size=args.md_size,
396                                               md_interleave=args.md_interleave,
397                                               dif_type=args.dif_type,
398                                               dif_is_head_of_md=args.dif_is_head_of_md))
399    p = subparsers.add_parser('bdev_malloc_create', help='Create a bdev with malloc backend')
400    p.add_argument('-b', '--name', help="Name of the bdev")
401    p.add_argument('-u', '--uuid', help="UUID of the bdev")
402    p.add_argument(
403        'total_size', help='Size of malloc bdev in MB (float > 0)', type=float)
404    p.add_argument('block_size', help='Data block size for this bdev', type=int)
405    p.add_argument('-p', '--physical-block-size', help='Physical block size for this bdev.', type=int)
406    p.add_argument('-o', '--optimal-io-boundary', help="""Split on optimal IO boundary, in number of
407    blocks, default 0 (disabled)""", type=int)
408    p.add_argument('-m', '--md-size', type=int,
409                   help='Metadata size for this bdev (0, 8, 16, 32, 64, or 128). Default is 0.')
410    p.add_argument('-i', '--md-interleave', action='store_true',
411                   help='Metadata location, interleaved if set, and separated if omitted.')
412    p.add_argument('-t', '--dif-type', type=int, choices=[0, 1, 2, 3],
413                   help='Protection information type. Parameter --md-size needs'
414                        'to be set along --dif-type. Default=0 - no protection.')
415    p.add_argument('-d', '--dif-is-head-of-md', action='store_true',
416                   help='Protection information is in the first 8 bytes of metadata. Default=false.')
417    p.set_defaults(func=bdev_malloc_create)
418
419    def bdev_malloc_delete(args):
420        rpc.bdev.bdev_malloc_delete(args.client,
421                                    name=args.name)
422
423    p = subparsers.add_parser('bdev_malloc_delete', help='Delete a malloc disk')
424    p.add_argument('name', help='malloc bdev name')
425    p.set_defaults(func=bdev_malloc_delete)
426
427    def bdev_null_create(args):
428        num_blocks = (args.total_size * 1024 * 1024) // args.block_size
429        if args.dif_type and not args.md_size:
430            print("ERROR: --md-size must be > 0 when --dif-type is > 0")
431            exit(1)
432        print_json(rpc.bdev.bdev_null_create(args.client,
433                                             num_blocks=num_blocks,
434                                             block_size=args.block_size,
435                                             physical_block_size=args.physical_block_size,
436                                             name=args.name,
437                                             uuid=args.uuid,
438                                             md_size=args.md_size,
439                                             dif_type=args.dif_type,
440                                             dif_is_head_of_md=args.dif_is_head_of_md))
441
442    p = subparsers.add_parser('bdev_null_create', help='Add a bdev with null backend')
443    p.add_argument('name', help='Block device name')
444    p.add_argument('-u', '--uuid', help='UUID of the bdev')
445    p.add_argument('total_size', help='Size of null bdev in MB (int > 0). Includes only data blocks.', type=int)
446    p.add_argument('block_size', help='Data block size for this bdev.', type=int)
447    p.add_argument('-p', '--physical-block-size', help='Physical block size for this bdev.', type=int)
448    p.add_argument('-m', '--md-size', type=int,
449                   help='Metadata size for this bdev. Default=0.')
450    p.add_argument('-t', '--dif-type', type=int, choices=[0, 1, 2, 3],
451                   help='Protection information type. Parameter --md-size needs'
452                        'to be set along --dif-type. Default=0 - no protection.')
453    p.add_argument('-d', '--dif-is-head-of-md', action='store_true',
454                   help='Protection information is in the first 8 bytes of metadata. Default=false.')
455    p.set_defaults(func=bdev_null_create)
456
457    def bdev_null_delete(args):
458        rpc.bdev.bdev_null_delete(args.client,
459                                  name=args.name)
460
461    p = subparsers.add_parser('bdev_null_delete', help='Delete a null bdev')
462    p.add_argument('name', help='null bdev name')
463    p.set_defaults(func=bdev_null_delete)
464
465    def bdev_null_resize(args):
466        print_json(rpc.bdev.bdev_null_resize(args.client,
467                                             name=args.name,
468                                             new_size=int(args.new_size)))
469
470    p = subparsers.add_parser('bdev_null_resize',
471                              help='Resize a null bdev')
472    p.add_argument('name', help='null bdev name')
473    p.add_argument('new_size', help='new bdev size for resize operation. The unit is MiB')
474    p.set_defaults(func=bdev_null_resize)
475
476    def bdev_aio_create(args):
477        print_json(rpc.bdev.bdev_aio_create(args.client,
478                                            filename=args.filename,
479                                            name=args.name,
480                                            block_size=args.block_size,
481                                            readonly=args.readonly,
482                                            fallocate=args.fallocate))
483
484    p = subparsers.add_parser('bdev_aio_create', help='Add a bdev with aio backend')
485    p.add_argument('filename', help='Path to device or file (ex: /dev/sda)')
486    p.add_argument('name', help='Block device name')
487    p.add_argument('block_size', help='Block size for this bdev', type=int, nargs='?')
488    p.add_argument("-r", "--readonly", action='store_true', help='Set this bdev as read-only')
489    p.add_argument("--fallocate", action='store_true', help='Support unmap/writezeros by fallocate')
490    p.set_defaults(func=bdev_aio_create)
491
492    def bdev_aio_rescan(args):
493        print_json(rpc.bdev.bdev_aio_rescan(args.client,
494                                            name=args.name))
495
496    p = subparsers.add_parser('bdev_aio_rescan', help='Rescan a bdev size with aio backend')
497    p.add_argument('name', help='Block device name')
498    p.set_defaults(func=bdev_aio_rescan)
499
500    def bdev_aio_delete(args):
501        rpc.bdev.bdev_aio_delete(args.client,
502                                 name=args.name)
503
504    p = subparsers.add_parser('bdev_aio_delete', help='Delete an aio disk')
505    p.add_argument('name', help='aio bdev name')
506    p.set_defaults(func=bdev_aio_delete)
507
508    def bdev_uring_create(args):
509        print_json(rpc.bdev.bdev_uring_create(args.client,
510                                              filename=args.filename,
511                                              name=args.name,
512                                              block_size=args.block_size,
513                                              uuid=args.uuid))
514
515    p = subparsers.add_parser('bdev_uring_create', help='Create a bdev with io_uring backend')
516    p.add_argument('filename', help='Path to device or file (ex: /dev/nvme0n1)')
517    p.add_argument('name', help='bdev name')
518    p.add_argument('block_size', help='Block size for this bdev', type=int, nargs='?')
519    p.add_argument('-u', '--uuid', help="UUID of the bdev")
520    p.set_defaults(func=bdev_uring_create)
521
522    def bdev_uring_rescan(args):
523        print_json(rpc.bdev.bdev_uring_rescan(args.client,
524                                              name=args.name))
525
526    p = subparsers.add_parser('bdev_uring_rescan', help='Rescan a bdev size with uring backend')
527    p.add_argument('name', help='Block device name')
528    p.set_defaults(func=bdev_uring_rescan)
529
530    def bdev_uring_delete(args):
531        rpc.bdev.bdev_uring_delete(args.client,
532                                   name=args.name)
533
534    p = subparsers.add_parser('bdev_uring_delete', help='Delete a uring bdev')
535    p.add_argument('name', help='uring bdev name')
536    p.set_defaults(func=bdev_uring_delete)
537
538    def bdev_xnvme_create(args):
539        print_json(rpc.bdev.bdev_xnvme_create(args.client,
540                                              filename=args.filename,
541                                              name=args.name,
542                                              io_mechanism=args.io_mechanism))
543
544    p = subparsers.add_parser('bdev_xnvme_create', help='Create a bdev with xNVMe backend')
545    p.add_argument('filename', help='Path to device or file (ex: /dev/nvme0n1)')
546    p.add_argument('name', help='name of xNVMe bdev to create')
547    p.add_argument('io_mechanism', help='IO mechanism to use (ex: libaio, io_uring, io_uring_cmd, etc.)')
548    p.add_argument('conserve_cpu', action='store_true', help='Whether or not to conserve CPU when polling')
549    p.set_defaults(func=bdev_xnvme_create)
550
551    def bdev_xnvme_delete(args):
552        rpc.bdev.bdev_xnvme_delete(args.client,
553                                   name=args.name)
554
555    p = subparsers.add_parser('bdev_xnvme_delete', help='Delete a xNVMe bdev')
556    p.add_argument('name', help='xNVMe bdev name')
557    p.set_defaults(func=bdev_xnvme_delete)
558
559    def bdev_nvme_set_options(args):
560        rpc.bdev.bdev_nvme_set_options(args.client,
561                                       action_on_timeout=args.action_on_timeout,
562                                       timeout_us=args.timeout_us,
563                                       timeout_admin_us=args.timeout_admin_us,
564                                       keep_alive_timeout_ms=args.keep_alive_timeout_ms,
565                                       retry_count=args.retry_count,
566                                       arbitration_burst=args.arbitration_burst,
567                                       low_priority_weight=args.low_priority_weight,
568                                       medium_priority_weight=args.medium_priority_weight,
569                                       high_priority_weight=args.high_priority_weight,
570                                       nvme_adminq_poll_period_us=args.nvme_adminq_poll_period_us,
571                                       nvme_ioq_poll_period_us=args.nvme_ioq_poll_period_us,
572                                       io_queue_requests=args.io_queue_requests,
573                                       delay_cmd_submit=args.delay_cmd_submit,
574                                       transport_retry_count=args.transport_retry_count,
575                                       bdev_retry_count=args.bdev_retry_count,
576                                       transport_ack_timeout=args.transport_ack_timeout,
577                                       ctrlr_loss_timeout_sec=args.ctrlr_loss_timeout_sec,
578                                       reconnect_delay_sec=args.reconnect_delay_sec,
579                                       fast_io_fail_timeout_sec=args.fast_io_fail_timeout_sec,
580                                       disable_auto_failback=args.disable_auto_failback,
581                                       generate_uuids=args.generate_uuids,
582                                       transport_tos=args.transport_tos,
583                                       nvme_error_stat=args.nvme_error_stat,
584                                       rdma_srq_size=args.rdma_srq_size,
585                                       io_path_stat=args.io_path_stat,
586                                       allow_accel_sequence=args.allow_accel_sequence,
587                                       rdma_max_cq_size=args.rdma_max_cq_size,
588                                       rdma_cm_event_timeout_ms=args.rdma_cm_event_timeout_ms,
589                                       dhchap_digests=args.dhchap_digests,
590                                       dhchap_dhgroups=args.dhchap_dhgroups)
591
592    p = subparsers.add_parser('bdev_nvme_set_options',
593                              help='Set options for the bdev nvme type. This is startup command.')
594    p.add_argument('-a', '--action-on-timeout',
595                   help="Action to take on command time out. Valid values are: none, reset, abort")
596    p.add_argument('-t', '--timeout-us',
597                   help="Timeout for each command, in microseconds. If 0, don't track timeouts.", type=int)
598    p.add_argument('--timeout-admin-us',
599                   help="Timeout for each admin command, in microseconds. If 0, treat same as io timeouts.", type=int)
600    p.add_argument('-k', '--keep-alive-timeout-ms',
601                   help="Keep alive timeout period in millisecond. If 0, disable keep-alive.", type=int)
602    p.add_argument('-n', '--retry-count',
603                   help='the number of attempts per I/O when an I/O fails. (deprecated, please use --transport-retry-count.)', type=int)
604    p.add_argument('--arbitration-burst',
605                   help='the value is expressed as a power of two', type=int)
606    p.add_argument('--low-priority-weight',
607                   help='the maximum number of commands that the controller may launch at one time from a low priority queue', type=int)
608    p.add_argument('--medium-priority-weight',
609                   help='the maximum number of commands that the controller may launch at one time from a medium priority queue', type=int)
610    p.add_argument('--high-priority-weight',
611                   help='the maximum number of commands that the controller may launch at one time from a high priority queue', type=int)
612    p.add_argument('-p', '--nvme-adminq-poll-period-us',
613                   help='How often the admin queue is polled for asynchronous events', type=int)
614    p.add_argument('-i', '--nvme-ioq-poll-period-us',
615                   help='How often to poll I/O queues for completions', type=int)
616    p.add_argument('-s', '--io-queue-requests',
617                   help='The number of requests allocated for each NVMe I/O queue. Default: 512', type=int)
618    p.add_argument('-d', '--disable-delay-cmd-submit',
619                   help='Disable delaying NVMe command submission, i.e. no batching of multiple commands',
620                   action='store_false', dest='delay_cmd_submit')
621    p.add_argument('-c', '--transport-retry-count',
622                   help='the number of attempts per I/O in the transport layer when an I/O fails.', type=int)
623    p.add_argument('-r', '--bdev-retry-count',
624                   help='the number of attempts per I/O in the bdev layer when an I/O fails. -1 means infinite retries.', type=int)
625    p.add_argument('-e', '--transport-ack-timeout',
626                   help="""Time to wait ack until packet retransmission for RDMA or until closes connection for TCP.
627                   Range 0-31 where 0 is driver-specific default value.""", type=int)
628    p.add_argument('-l', '--ctrlr-loss-timeout-sec',
629                   help="""Time to wait until ctrlr is reconnected before deleting ctrlr.
630                   -1 means infinite reconnect retries. 0 means no reconnect retry.
631                   If reconnect_delay_sec is zero, ctrlr_loss_timeout_sec has to be zero.
632                   If reconnect_delay_sec is non-zero, ctrlr_loss_timeout_sec has to be -1 or not less than
633                   reconnect_delay_sec.
634                   This can be overridden by bdev_nvme_attach_controller.""",
635                   type=int)
636    p.add_argument('-o', '--reconnect-delay-sec',
637                   help="""Time to delay a reconnect retry.
638                   If ctrlr_loss_timeout_sec is zero, reconnect_delay_sec has to be zero.
639                   If ctrlr_loss_timeout_sec is -1, reconnect_delay_sec has to be non-zero.
640                   If ctrlr_loss_timeout_sec is not -1 or zero, reconnect_delay_sec has to be non-zero and
641                   less than ctrlr_loss_timeout_sec.
642                   This can be overridden by bdev_nvme_attach_controller.""",
643                   type=int)
644    p.add_argument('-u', '--fast-io-fail-timeout-sec',
645                   help="""Time to wait until ctrlr is reconnected before failing I/O to ctrlr.
646                   0 means no such timeout.
647                   If fast_io_fail_timeout_sec is not zero, it has to be not less than reconnect_delay_sec and
648                   less than ctrlr_loss_timeout_sec if ctrlr_loss_timeout_sec is not -1.
649                   This can be overridden by bdev_nvme_attach_controller.""",
650                   type=int)
651    p.add_argument('-f', '--disable-auto-failback',
652                   help="""Disable automatic failback. bdev_nvme_set_preferred_path can be used to do manual failback.
653                   By default, immediately failback to the preferred I/O path if it restored.""",
654                   action='store_true')
655    p.add_argument('--generate-uuids',
656                   help="""Enable generation of unique identifiers for NVMe bdevs only if they do
657                   not provide UUID themselves. These strings are based on device serial number and
658                   namespace ID and will always be the same for that device.""", action='store_true')
659    p.add_argument('--transport-tos',
660                   help="""IPv4 Type of Service value. Only applicable for RDMA transports.
661                   The default is 0 which means no TOS is applied.""", type=int)
662    p.add_argument('-m', '--nvme-error-stat', help="Enable collecting NVMe error counts.", action='store_true')
663    p.add_argument('-q', '--rdma-srq-size',
664                   help='Set the size of a shared rdma receive queue. Default: 0 (disabled)', type=int)
665    p.add_argument('--io-path-stat',
666                   help="""Enable collecting I/O path stat of each io path.""",
667                   action='store_true')
668    p.add_argument('--allow-accel-sequence',
669                   help='''Allow NVMe bdevs to advertise support for accel sequences if the
670                   controller also supports them.''', action='store_true')
671    p.add_argument('--rdma-max-cq-size',
672                   help='The maximum size of a rdma completion queue. Default: 0 (unlimited)', type=int)
673    p.add_argument('--rdma-cm-event-timeout-ms',
674                   help='Time to wait for RDMA CM event. Only applicable for RDMA transports.', type=int)
675    p.add_argument('--dhchap-digests', help='Comma-separated list of allowed DH-HMAC-CHAP digests',
676                   type=lambda d: d.split(','))
677    p.add_argument('--dhchap-dhgroups', help='Comma-separated list of allowed DH-HMAC-CHAP DH groups',
678                   type=lambda d: d.split(','))
679
680    p.set_defaults(func=bdev_nvme_set_options)
681
682    def bdev_nvme_set_hotplug(args):
683        rpc.bdev.bdev_nvme_set_hotplug(args.client, enable=args.enable, period_us=args.period_us)
684
685    p = subparsers.add_parser('bdev_nvme_set_hotplug', help='Set hotplug options for bdev nvme type.')
686    p.add_argument('-d', '--disable', dest='enable', default=False, action='store_false', help="Disable hotplug (default)")
687    p.add_argument('-e', '--enable', dest='enable', action='store_true', help="Enable hotplug")
688    p.add_argument('-r', '--period-us',
689                   help='How often the hotplug is processed for insert and remove events', type=int)
690    p.set_defaults(func=bdev_nvme_set_hotplug)
691
692    def bdev_nvme_attach_controller(args):
693        print_array(rpc.bdev.bdev_nvme_attach_controller(args.client,
694                                                         name=args.name,
695                                                         trtype=args.trtype,
696                                                         traddr=args.traddr,
697                                                         adrfam=args.adrfam,
698                                                         trsvcid=args.trsvcid,
699                                                         priority=args.priority,
700                                                         subnqn=args.subnqn,
701                                                         hostnqn=args.hostnqn,
702                                                         hostaddr=args.hostaddr,
703                                                         hostsvcid=args.hostsvcid,
704                                                         prchk_reftag=args.prchk_reftag,
705                                                         prchk_guard=args.prchk_guard,
706                                                         hdgst=args.hdgst,
707                                                         ddgst=args.ddgst,
708                                                         fabrics_timeout=args.fabrics_timeout,
709                                                         multipath=args.multipath,
710                                                         num_io_queues=args.num_io_queues,
711                                                         ctrlr_loss_timeout_sec=args.ctrlr_loss_timeout_sec,
712                                                         reconnect_delay_sec=args.reconnect_delay_sec,
713                                                         fast_io_fail_timeout_sec=args.fast_io_fail_timeout_sec,
714                                                         psk=args.psk,
715                                                         max_bdevs=args.max_bdevs,
716                                                         dhchap_key=args.dhchap_key))
717
718    p = subparsers.add_parser('bdev_nvme_attach_controller', help='Add bdevs with nvme backend')
719    p.add_argument('-b', '--name', help="Name of the NVMe controller, prefix for each bdev name", required=True)
720    p.add_argument('-t', '--trtype',
721                   help='NVMe-oF target trtype: e.g., rdma, pcie', required=True)
722    p.add_argument('-a', '--traddr',
723                   help='NVMe-oF target address: e.g., an ip address or BDF', required=True)
724    p.add_argument('-f', '--adrfam',
725                   help='NVMe-oF target adrfam: e.g., ipv4, ipv6, ib, fc, intra_host')
726    p.add_argument('-s', '--trsvcid',
727                   help='NVMe-oF target trsvcid: e.g., a port number')
728    p.add_argument('-p', '--priority',
729                   help='NVMe-oF connection priority: e.g., a priority number')
730    p.add_argument('-n', '--subnqn', help='NVMe-oF target subnqn')
731    p.add_argument('-q', '--hostnqn', help='NVMe-oF host subnqn')
732    p.add_argument('-i', '--hostaddr',
733                   help='NVMe-oF host address: e.g., an ip address')
734    p.add_argument('-c', '--hostsvcid',
735                   help='NVMe-oF host svcid: e.g., a port number')
736    p.add_argument('-r', '--prchk-reftag',
737                   help='Enable checking of PI reference tag for I/O processing.', action='store_true')
738    p.add_argument('-g', '--prchk-guard',
739                   help='Enable checking of PI guard for I/O processing.', action='store_true')
740    p.add_argument('-e', '--hdgst',
741                   help='Enable TCP header digest.', action='store_true')
742    p.add_argument('-d', '--ddgst',
743                   help='Enable TCP data digest.', action='store_true')
744    p.add_argument('--fabrics-timeout', type=int, help='Fabrics connect timeout in microseconds')
745    p.add_argument('-x', '--multipath', help='Set multipath behavior (disable, failover, multipath)')
746    p.add_argument('--num-io-queues', type=int, help='Set the number of IO queues to request during initialization.')
747    p.add_argument('-l', '--ctrlr-loss-timeout-sec',
748                   help="""Time to wait until ctrlr is reconnected before deleting ctrlr.
749                   -1 means infinite reconnect retries. 0 means no reconnect retry.
750                   If reconnect_delay_sec is zero, ctrlr_loss_timeout_sec has to be zero.
751                   If reconnect_delay_sec is non-zero, ctrlr_loss_timeout_sec has to be -1 or not less than
752                   reconnect_delay_sec.""",
753                   type=int)
754    p.add_argument('-o', '--reconnect-delay-sec',
755                   help="""Time to delay a reconnect retry.
756                   If ctrlr_loss_timeout_sec is zero, reconnect_delay_sec has to be zero.
757                   If ctrlr_loss_timeout_sec is -1, reconnect_delay_sec has to be non-zero.
758                   If ctrlr_loss_timeout_sec is not -1 or zero, reconnect_delay_sec has to be non-zero and
759                   less than ctrlr_loss_timeout_sec.""",
760                   type=int)
761    p.add_argument('-u', '--fast-io-fail-timeout-sec',
762                   help="""Time to wait until ctrlr is reconnected before failing I/O to ctrlr.
763                   0 means no such timeout.
764                   If fast_io_fail_timeout_sec is not zero, it has to be not less than reconnect_delay_sec and
765                   less than ctrlr_loss_timeout_sec if ctrlr_loss_timeout_sec is not -1.""",
766                   type=int)
767    p.add_argument('-k', '--psk',
768                   help="""Set PSK and enable TCP SSL socket implementation.  The PSK can either be a
769                   name of a key attached to the keyring or a path to a file containig the key.  The
770                   latter method is deprecated.""")
771    p.add_argument('-m', '--max-bdevs', type=int,
772                   help='The size of the name array for newly created bdevs. Default is 128',)
773    p.add_argument('--dhchap-key', help='DH-HMAC-CHAP key name')
774
775    p.set_defaults(func=bdev_nvme_attach_controller)
776
777    def bdev_nvme_get_controllers(args):
778        print_dict(rpc.nvme.bdev_nvme_get_controllers(args.client,
779                                                      name=args.name))
780
781    p = subparsers.add_parser(
782        'bdev_nvme_get_controllers', help='Display current NVMe controllers list or required NVMe controller')
783    p.add_argument('-n', '--name', help="Name of the NVMe controller. Example: Nvme0")
784    p.set_defaults(func=bdev_nvme_get_controllers)
785
786    def bdev_nvme_detach_controller(args):
787        rpc.bdev.bdev_nvme_detach_controller(args.client,
788                                             name=args.name,
789                                             trtype=args.trtype,
790                                             traddr=args.traddr,
791                                             adrfam=args.adrfam,
792                                             trsvcid=args.trsvcid,
793                                             subnqn=args.subnqn,
794                                             hostaddr=args.hostaddr,
795                                             hostsvcid=args.hostsvcid)
796
797    p = subparsers.add_parser('bdev_nvme_detach_controller',
798                              help='Detach an NVMe controller and delete any associated bdevs')
799    p.add_argument('name', help="Name of the controller")
800    p.add_argument('-t', '--trtype',
801                   help='NVMe-oF target trtype: e.g., rdma, pcie')
802    p.add_argument('-a', '--traddr',
803                   help='NVMe-oF target address: e.g., an ip address or BDF')
804    p.add_argument('-f', '--adrfam',
805                   help='NVMe-oF target adrfam: e.g., ipv4, ipv6, ib, fc, intra_host')
806    p.add_argument('-s', '--trsvcid',
807                   help='NVMe-oF target trsvcid: e.g., a port number')
808    p.add_argument('-n', '--subnqn', help='NVMe-oF target subnqn')
809    p.add_argument('-i', '--hostaddr',
810                   help='NVMe-oF host address: e.g., an ip address')
811    p.add_argument('-c', '--hostsvcid',
812                   help='NVMe-oF host svcid: e.g., a port number')
813    p.set_defaults(func=bdev_nvme_detach_controller)
814
815    def bdev_nvme_reset_controller(args):
816        rpc.bdev.bdev_nvme_reset_controller(args.client,
817                                            name=args.name,
818                                            cntlid=args.cntlid)
819
820    p = subparsers.add_parser('bdev_nvme_reset_controller',
821                              help='Reset an NVMe controller or all NVMe controllers in an NVMe bdev controller')
822    p.add_argument('name', help="Name of the NVMe controller")
823    p.add_argument('-c', '--cntlid', help="NVMe controller ID", type=int)
824    p.set_defaults(func=bdev_nvme_reset_controller)
825
826    def bdev_nvme_enable_controller(args):
827        rpc.bdev.bdev_nvme_enable_controller(args.client,
828                                             name=args.name,
829                                             cntlid=args.cntlid)
830
831    p = subparsers.add_parser('bdev_nvme_enable_controller',
832                              help='Enable an NVMe controller or all NVMe controllers in an NVMe bdev controller')
833    p.add_argument('name', help="Name of the NVMe controller")
834    p.add_argument('-c', '--cntlid', help="NVMe controller ID", type=int)
835    p.set_defaults(func=bdev_nvme_enable_controller)
836
837    def bdev_nvme_disable_controller(args):
838        rpc.bdev.bdev_nvme_disable_controller(args.client,
839                                              name=args.name,
840                                              cntlid=args.cntlid)
841
842    p = subparsers.add_parser('bdev_nvme_disable_controller',
843                              help='Disable an NVMe controller or all NVMe controllers in an NVMe bdev controller')
844    p.add_argument('name', help="Name of the NVMe controller")
845    p.add_argument('-c', '--cntlid', help="NVMe controller ID", type=int)
846    p.set_defaults(func=bdev_nvme_disable_controller)
847
848    def bdev_nvme_start_discovery(args):
849        rpc.bdev.bdev_nvme_start_discovery(args.client,
850                                           name=args.name,
851                                           trtype=args.trtype,
852                                           traddr=args.traddr,
853                                           adrfam=args.adrfam,
854                                           trsvcid=args.trsvcid,
855                                           hostnqn=args.hostnqn,
856                                           wait_for_attach=args.wait_for_attach,
857                                           attach_timeout_ms=args.attach_timeout_ms,
858                                           ctrlr_loss_timeout_sec=args.ctrlr_loss_timeout_sec,
859                                           reconnect_delay_sec=args.reconnect_delay_sec,
860                                           fast_io_fail_timeout_sec=args.fast_io_fail_timeout_sec)
861
862    p = subparsers.add_parser('bdev_nvme_start_discovery', help='Start automatic discovery')
863    p.add_argument('-b', '--name', help="Name of the NVMe controller prefix for each bdev name", required=True)
864    p.add_argument('-t', '--trtype',
865                   help='NVMe-oF target trtype: e.g., rdma, pcie', required=True)
866    p.add_argument('-a', '--traddr',
867                   help='NVMe-oF target address: e.g., an ip address or BDF', required=True)
868    p.add_argument('-f', '--adrfam',
869                   help='NVMe-oF target adrfam: e.g., ipv4, ipv6, ib, fc, intra_host')
870    p.add_argument('-s', '--trsvcid',
871                   help='NVMe-oF target trsvcid: e.g., a port number')
872    p.add_argument('-q', '--hostnqn', help='NVMe-oF host subnqn')
873    p.add_argument('-w', '--wait-for-attach', action='store_true',
874                   help='Do not complete RPC until all discovered NVM subsystems are attached')
875    p.add_argument('-T', '--attach-timeout-ms', type=int,
876                   help="""Time to wait until the discovery and all discovered NVM subsystems
877                        are attached (default: 0, meaning wait indefinitely).  Automatically
878                        selects the --wait-for-attach option.""")
879    p.add_argument('-l', '--ctrlr-loss-timeout-sec',
880                   help="""Time to wait until ctrlr is reconnected before deleting ctrlr.
881                   -1 means infinite reconnect retries. 0 means no reconnect retry.
882                   If reconnect_delay_sec is zero, ctrlr_loss_timeout_sec has to be zero.
883                   If reconnect_delay_sec is non-zero, ctrlr_loss_timeout_sec has to be -1 or not less than
884                   reconnect_delay_sec.""",
885                   type=int)
886    p.add_argument('-o', '--reconnect-delay-sec',
887                   help="""Time to delay a reconnect retry.
888                   If ctrlr_loss_timeout_sec is zero, reconnect_delay_sec has to be zero.
889                   If ctrlr_loss_timeout_sec is -1, reconnect_delay_sec has to be non-zero.
890                   If ctrlr_loss_timeout_sec is not -1 or zero, reconnect_delay_sec has to be non-zero and
891                   less than ctrlr_loss_timeout_sec.""",
892                   type=int)
893    p.add_argument('-u', '--fast-io-fail-timeout-sec',
894                   help="""Time to wait until ctrlr is reconnected before failing I/O to ctrlr.
895                   0 means no such timeout.
896                   If fast_io_fail_timeout_sec is not zero, it has to be not less than reconnect_delay_sec and
897                   less than ctrlr_loss_timeout_sec if ctrlr_loss_timeout_sec is not -1.""",
898                   type=int)
899    p.set_defaults(func=bdev_nvme_start_discovery)
900
901    def bdev_nvme_stop_discovery(args):
902        rpc.bdev.bdev_nvme_stop_discovery(args.client, name=args.name)
903
904    p = subparsers.add_parser('bdev_nvme_stop_discovery', help='Stop automatic discovery')
905    p.add_argument('-b', '--name', help="Name of the service to stop", required=True)
906    p.set_defaults(func=bdev_nvme_stop_discovery)
907
908    def bdev_nvme_get_discovery_info(args):
909        print_dict(rpc.bdev.bdev_nvme_get_discovery_info(args.client))
910
911    p = subparsers.add_parser('bdev_nvme_get_discovery_info', help='Get information about the automatic discovery')
912    p.set_defaults(func=bdev_nvme_get_discovery_info)
913
914    def bdev_nvme_get_io_paths(args):
915        print_dict(rpc.bdev.bdev_nvme_get_io_paths(args.client, name=args.name))
916
917    p = subparsers.add_parser('bdev_nvme_get_io_paths', help='Display active I/O paths')
918    p.add_argument('-n', '--name', help="Name of the NVMe bdev")
919    p.set_defaults(func=bdev_nvme_get_io_paths)
920
921    def bdev_nvme_set_preferred_path(args):
922        rpc.bdev.bdev_nvme_set_preferred_path(args.client,
923                                              name=args.name,
924                                              cntlid=args.cntlid)
925
926    p = subparsers.add_parser('bdev_nvme_set_preferred_path',
927                              help="""Set the preferred I/O path for an NVMe bdev when in multipath mode""")
928    p.add_argument('-b', '--name', help='Name of the NVMe bdev', required=True)
929    p.add_argument('-c', '--cntlid', help='NVMe-oF controller ID', type=int, required=True)
930    p.set_defaults(func=bdev_nvme_set_preferred_path)
931
932    def bdev_nvme_set_multipath_policy(args):
933        rpc.bdev.bdev_nvme_set_multipath_policy(args.client,
934                                                name=args.name,
935                                                policy=args.policy,
936                                                selector=args.selector,
937                                                rr_min_io=args.rr_min_io)
938
939    p = subparsers.add_parser('bdev_nvme_set_multipath_policy',
940                              help="""Set multipath policy of the NVMe bdev""")
941    p.add_argument('-b', '--name', help='Name of the NVMe bdev', required=True)
942    p.add_argument('-p', '--policy', help='Multipath policy (active_passive or active_active)', required=True)
943    p.add_argument('-s', '--selector', help='Multipath selector (round_robin, queue_depth)')
944    p.add_argument('-r', '--rr-min-io',
945                   help='Number of IO to route to a path before switching to another for round-robin',
946                   type=int)
947    p.set_defaults(func=bdev_nvme_set_multipath_policy)
948
949    def bdev_nvme_get_path_iostat(args):
950        print_dict(rpc.bdev.bdev_nvme_get_path_iostat(args.client,
951                                                      name=args.name))
952
953    p = subparsers.add_parser('bdev_nvme_get_path_iostat',
954                              help="""Display current I/O statistics of all the IO paths of the blockdev. It can be
955                              called when io_path_stat is true.""")
956    p.add_argument('-b', '--name', help="Name of the Blockdev. Example: NVMe0n1", required=True)
957    p.set_defaults(func=bdev_nvme_get_path_iostat)
958
959    def bdev_nvme_cuse_register(args):
960        rpc.bdev.bdev_nvme_cuse_register(args.client,
961                                         name=args.name)
962
963    p = subparsers.add_parser('bdev_nvme_cuse_register',
964                              help='Register CUSE devices on NVMe controller')
965    p.add_argument('-n', '--name',
966                   help='Name of the NVMe controller. Example: Nvme0', required=True)
967    p.set_defaults(func=bdev_nvme_cuse_register)
968
969    def bdev_nvme_cuse_unregister(args):
970        rpc.bdev.bdev_nvme_cuse_unregister(args.client,
971                                           name=args.name)
972
973    p = subparsers.add_parser('bdev_nvme_cuse_unregister',
974                              help='Unregister CUSE devices on NVMe controller')
975    p.add_argument('-n', '--name',
976                   help='Name of the NVMe controller. Example: Nvme0', required=True)
977    p.set_defaults(func=bdev_nvme_cuse_unregister)
978
979    def bdev_zone_block_create(args):
980        print_json(rpc.bdev.bdev_zone_block_create(args.client,
981                                                   name=args.name,
982                                                   base_bdev=args.base_bdev,
983                                                   zone_capacity=args.zone_capacity,
984                                                   optimal_open_zones=args.optimal_open_zones))
985
986    p = subparsers.add_parser('bdev_zone_block_create',
987                              help='Create virtual zone namespace device with block device backend')
988    p.add_argument('-b', '--name', help="Name of the zone device", required=True)
989    p.add_argument('-n', '--base-bdev', help='Name of underlying, non-zoned bdev', required=True)
990    p.add_argument('-z', '--zone-capacity', help='Surfaced zone capacity in blocks', type=int, required=True)
991    p.add_argument('-o', '--optimal-open-zones', help='Number of zones required to reach optimal write speed', type=int, required=True)
992    p.set_defaults(func=bdev_zone_block_create)
993
994    def bdev_zone_block_delete(args):
995        rpc.bdev.bdev_zone_block_delete(args.client,
996                                        name=args.name)
997
998    p = subparsers.add_parser('bdev_zone_block_delete', help='Delete a virtual zone namespace device')
999    p.add_argument('name', help='Virtual zone bdev name')
1000    p.set_defaults(func=bdev_zone_block_delete)
1001
1002    def bdev_rbd_register_cluster(args):
1003        config_param = None
1004        if args.config_param:
1005            config_param = {}
1006            for entry in args.config_param:
1007                parts = entry.split('=', 1)
1008                if len(parts) != 2:
1009                    raise Exception('--config %s not in key=value form' % entry)
1010                config_param[parts[0]] = parts[1]
1011        print_json(rpc.bdev.bdev_rbd_register_cluster(args.client,
1012                                                      name=args.name,
1013                                                      user_id=args.user,
1014                                                      config_param=config_param,
1015                                                      config_file=args.config_file,
1016                                                      key_file=args.key_file,
1017                                                      core_mask=args.core_mask))
1018
1019    p = subparsers.add_parser('bdev_rbd_register_cluster',
1020                              help='Add a Rados cluster with ceph rbd backend')
1021    p.add_argument('name', help="Name of the Rados cluster only known to rbd bdev")
1022    p.add_argument('--user', help="Ceph user name (i.e. admin, not client.admin)")
1023    p.add_argument('--config-param', action='append', metavar='key=value',
1024                   help="adds a key=value configuration option for rados_conf_set (default: rely on config file)")
1025    p.add_argument('--config-file', help="The file path of the Rados configuration file")
1026    p.add_argument('--key-file', help="The file path of the Rados keyring file")
1027    p.add_argument('--core-mask', help="Set core mask for librbd IO context threads")
1028    p.set_defaults(func=bdev_rbd_register_cluster)
1029
1030    def bdev_rbd_unregister_cluster(args):
1031        rpc.bdev.bdev_rbd_unregister_cluster(args.client, name=args.name)
1032
1033    p = subparsers.add_parser('bdev_rbd_unregister_cluster',
1034                              help='Unregister a Rados cluster object')
1035    p.add_argument('name', help='Name of the Rados Cluster only known to rbd bdev')
1036    p.set_defaults(func=bdev_rbd_unregister_cluster)
1037
1038    def bdev_rbd_get_clusters_info(args):
1039        print_json(rpc.bdev.bdev_rbd_get_clusters_info(args.client, name=args.name))
1040
1041    p = subparsers.add_parser('bdev_rbd_get_clusters_info',
1042                              help='Display registered Rados Cluster names and related info')
1043    p.add_argument('-b', '--name', help="Name of the registered Rados Cluster Name. Example: Cluster1")
1044    p.set_defaults(func=bdev_rbd_get_clusters_info)
1045
1046    def bdev_rbd_create(args):
1047        config = None
1048        if args.config:
1049            config = {}
1050            for entry in args.config:
1051                parts = entry.split('=', 1)
1052                if len(parts) != 2:
1053                    raise Exception('--config %s not in key=value form' % entry)
1054                config[parts[0]] = parts[1]
1055        print_json(rpc.bdev.bdev_rbd_create(args.client,
1056                                            name=args.name,
1057                                            user_id=args.user,
1058                                            config=config,
1059                                            pool_name=args.pool_name,
1060                                            rbd_name=args.rbd_name,
1061                                            block_size=args.block_size,
1062                                            cluster_name=args.cluster_name,
1063                                            uuid=args.uuid))
1064
1065    p = subparsers.add_parser('bdev_rbd_create', help='Add a bdev with ceph rbd backend')
1066    p.add_argument('-b', '--name', help="Name of the bdev")
1067    p.add_argument('--user', help="Ceph user name (i.e. admin, not client.admin)")
1068    p.add_argument('--config', action='append', metavar='key=value',
1069                   help="adds a key=value configuration option for rados_conf_set (default: rely on config file)")
1070    p.add_argument('pool_name', help='rbd pool name')
1071    p.add_argument('rbd_name', help='rbd image name')
1072    p.add_argument('block_size', help='rbd block size', type=int)
1073    p.add_argument('-c', '--cluster-name', help="cluster name to identify the Rados cluster")
1074    p.add_argument('-u', '--uuid', help="UUID of the bdev")
1075    p.set_defaults(func=bdev_rbd_create)
1076
1077    def bdev_rbd_delete(args):
1078        rpc.bdev.bdev_rbd_delete(args.client,
1079                                 name=args.name)
1080
1081    p = subparsers.add_parser('bdev_rbd_delete', help='Delete a rbd bdev')
1082    p.add_argument('name', help='rbd bdev name')
1083    p.set_defaults(func=bdev_rbd_delete)
1084
1085    def bdev_rbd_resize(args):
1086        print_json(rpc.bdev.bdev_rbd_resize(args.client,
1087                                            name=args.name,
1088                                            new_size=int(args.new_size)))
1089
1090    p = subparsers.add_parser('bdev_rbd_resize',
1091                              help='Resize a rbd bdev')
1092    p.add_argument('name', help='rbd bdev name')
1093    p.add_argument('new_size', help='new bdev size for resize operation. The unit is MiB')
1094    p.set_defaults(func=bdev_rbd_resize)
1095
1096    def bdev_delay_create(args):
1097        print_json(rpc.bdev.bdev_delay_create(args.client,
1098                                              base_bdev_name=args.base_bdev_name,
1099                                              name=args.name,
1100                                              uuid=args.uuid,
1101                                              avg_read_latency=args.avg_read_latency,
1102                                              p99_read_latency=args.nine_nine_read_latency,
1103                                              avg_write_latency=args.avg_write_latency,
1104                                              p99_write_latency=args.nine_nine_write_latency))
1105
1106    p = subparsers.add_parser('bdev_delay_create',
1107                              help='Add a delay bdev on existing bdev')
1108    p.add_argument('-b', '--base-bdev-name', help="Name of the existing bdev", required=True)
1109    p.add_argument('-d', '--name', help="Name of the delay bdev", required=True)
1110    p.add_argument('-u', '--uuid', help='UUID of the bdev (optional)')
1111    p.add_argument('-r', '--avg-read-latency',
1112                   help="Average latency to apply before completing read ops (in microseconds)", required=True, type=int)
1113    p.add_argument('-t', '--nine-nine-read-latency',
1114                   help="latency to apply to 1 in 100 read ops (in microseconds)", required=True, type=int)
1115    p.add_argument('-w', '--avg-write-latency',
1116                   help="Average latency to apply before completing write ops (in microseconds)", required=True, type=int)
1117    p.add_argument('-n', '--nine-nine-write-latency',
1118                   help="latency to apply to 1 in 100 write ops (in microseconds)", required=True, type=int)
1119    p.set_defaults(func=bdev_delay_create)
1120
1121    def bdev_delay_delete(args):
1122        rpc.bdev.bdev_delay_delete(args.client,
1123                                   name=args.name)
1124
1125    p = subparsers.add_parser('bdev_delay_delete', help='Delete a delay bdev')
1126    p.add_argument('name', help='delay bdev name')
1127    p.set_defaults(func=bdev_delay_delete)
1128
1129    def bdev_delay_update_latency(args):
1130        print_json(rpc.bdev.bdev_delay_update_latency(args.client,
1131                                                      delay_bdev_name=args.delay_bdev_name,
1132                                                      latency_type=args.latency_type,
1133                                                      latency_us=args.latency_us))
1134    p = subparsers.add_parser('bdev_delay_update_latency',
1135                              help='Update one of the latency values for a given delay bdev')
1136    p.add_argument('delay_bdev_name', help='The name of the given delay bdev')
1137    p.add_argument('latency_type', help='one of: avg_read, avg_write, p99_read, p99_write. No other values accepted.')
1138    p.add_argument('latency_us', help='new latency value in microseconds.', type=int)
1139    p.set_defaults(func=bdev_delay_update_latency)
1140
1141    def bdev_error_create(args):
1142        print_json(rpc.bdev.bdev_error_create(args.client,
1143                                              base_name=args.base_name,
1144                                              uuid=args.uuid))
1145
1146    p = subparsers.add_parser('bdev_error_create', help='Add bdev with error injection backend')
1147    p.add_argument('base_name', help='base bdev name')
1148    p.add_argument('--uuid', help='UUID for this bdev')
1149    p.set_defaults(func=bdev_error_create)
1150
1151    def bdev_error_delete(args):
1152        rpc.bdev.bdev_error_delete(args.client,
1153                                   name=args.name)
1154
1155    p = subparsers.add_parser('bdev_error_delete', help='Delete an error bdev')
1156    p.add_argument('name', help='error bdev name')
1157    p.set_defaults(func=bdev_error_delete)
1158
1159    def bdev_iscsi_set_options(args):
1160        rpc.bdev.bdev_iscsi_set_options(args.client,
1161                                        timeout_sec=args.timeout_sec)
1162
1163    p = subparsers.add_parser('bdev_iscsi_set_options', help='Set options for the bdev iscsi type.')
1164    p.add_argument('-t', '--timeout-sec', help="Timeout for command, in seconds, if 0, don't track timeout.", type=int)
1165    p.set_defaults(func=bdev_iscsi_set_options)
1166
1167    def bdev_iscsi_create(args):
1168        print_json(rpc.bdev.bdev_iscsi_create(args.client,
1169                                              name=args.name,
1170                                              url=args.url,
1171                                              initiator_iqn=args.initiator_iqn))
1172
1173    p = subparsers.add_parser('bdev_iscsi_create',
1174                              help='Add bdev with iSCSI initiator backend')
1175    p.add_argument('-b', '--name', help="Name of the bdev", required=True)
1176    p.add_argument('-i', '--initiator-iqn', help="Initiator IQN", required=True)
1177    p.add_argument('--url', help="iSCSI Lun URL", required=True)
1178    p.set_defaults(func=bdev_iscsi_create)
1179
1180    def bdev_iscsi_delete(args):
1181        rpc.bdev.bdev_iscsi_delete(args.client,
1182                                   name=args.name)
1183
1184    p = subparsers.add_parser('bdev_iscsi_delete', help='Delete an iSCSI bdev')
1185    p.add_argument('name', help='iSCSI bdev name')
1186    p.set_defaults(func=bdev_iscsi_delete)
1187
1188    def bdev_passthru_create(args):
1189        print_json(rpc.bdev.bdev_passthru_create(args.client,
1190                                                 base_bdev_name=args.base_bdev_name,
1191                                                 name=args.name,
1192                                                 uuid=args.uuid))
1193
1194    p = subparsers.add_parser('bdev_passthru_create', help='Add a pass through bdev on existing bdev')
1195    p.add_argument('-b', '--base-bdev-name', help="Name of the existing bdev", required=True)
1196    p.add_argument('-p', '--name', help="Name of the pass through bdev", required=True)
1197    p.add_argument('-u', '--uuid', help="UUID of the bdev")
1198    p.set_defaults(func=bdev_passthru_create)
1199
1200    def bdev_passthru_delete(args):
1201        rpc.bdev.bdev_passthru_delete(args.client,
1202                                      name=args.name)
1203
1204    p = subparsers.add_parser('bdev_passthru_delete', help='Delete a pass through bdev')
1205    p.add_argument('name', help='pass through bdev name')
1206    p.set_defaults(func=bdev_passthru_delete)
1207
1208    def bdev_get_bdevs(args):
1209        print_dict(rpc.bdev.bdev_get_bdevs(args.client,
1210                                           name=args.name, timeout=args.timeout_ms))
1211
1212    p = subparsers.add_parser('bdev_get_bdevs',
1213                              help='Display current blockdev list or required blockdev')
1214    p.add_argument('-b', '--name', help="Name of the Blockdev. Example: Nvme0n1")
1215    p.add_argument('-t', '--timeout-ms', help="""Time in ms to wait for the bdev to appear (only used
1216    with the -b|--name option). The default timeout is 0, meaning the RPC returns immediately
1217    whether the bdev exists or not.""",
1218                   type=int)
1219    p.set_defaults(func=bdev_get_bdevs)
1220
1221    def bdev_get_iostat(args):
1222        print_dict(rpc.bdev.bdev_get_iostat(args.client,
1223                                            name=args.name,
1224                                            per_channel=args.per_channel))
1225
1226    p = subparsers.add_parser('bdev_get_iostat',
1227                              help='Display current I/O statistics of all the blockdevs or specified blockdev.')
1228    p.add_argument('-b', '--name', help="Name of the Blockdev. Example: Nvme0n1")
1229    p.add_argument('-c', '--per-channel', default=False, dest='per_channel', help='Display per channel IO stats for specified device',
1230                   action='store_true')
1231    p.set_defaults(func=bdev_get_iostat)
1232
1233    def bdev_reset_iostat(args):
1234        rpc.bdev.bdev_reset_iostat(args.client, name=args.name, mode=args.mode)
1235
1236    p = subparsers.add_parser('bdev_reset_iostat',
1237                              help='Reset I/O statistics of all the blockdevs or specified blockdev.')
1238    p.add_argument('-b', '--name', help="Name of the Blockdev. Example: Nvme0n1")
1239    p.add_argument('-m', '--mode', help="Mode to reset I/O statistics", choices=['all', 'maxmin'])
1240    p.set_defaults(func=bdev_reset_iostat)
1241
1242    def bdev_enable_histogram(args):
1243        rpc.bdev.bdev_enable_histogram(args.client, name=args.name, enable=args.enable)
1244
1245    p = subparsers.add_parser('bdev_enable_histogram',
1246                              help='Enable or disable histogram for specified bdev')
1247    p.add_argument('-e', '--enable', default=True, dest='enable', action='store_true', help='Enable histograms on specified device')
1248    p.add_argument('-d', '--disable', dest='enable', action='store_false', help='Disable histograms on specified device')
1249    p.add_argument('name', help='bdev name')
1250    p.set_defaults(func=bdev_enable_histogram)
1251
1252    def bdev_get_histogram(args):
1253        print_dict(rpc.bdev.bdev_get_histogram(args.client, name=args.name))
1254
1255    p = subparsers.add_parser('bdev_get_histogram',
1256                              help='Get histogram for specified bdev')
1257    p.add_argument('name', help='bdev name')
1258    p.set_defaults(func=bdev_get_histogram)
1259
1260    def bdev_set_qd_sampling_period(args):
1261        rpc.bdev.bdev_set_qd_sampling_period(args.client,
1262                                             name=args.name,
1263                                             period=args.period)
1264
1265    p = subparsers.add_parser('bdev_set_qd_sampling_period',
1266                              help="Enable or disable tracking of a bdev's queue depth.")
1267    p.add_argument('name', help='Blockdev name. Example: Malloc0')
1268    p.add_argument('period', help='Period with which to poll the block device queue depth in microseconds.'
1269                   ' If set to 0, polling will be disabled.',
1270                   type=int)
1271    p.set_defaults(func=bdev_set_qd_sampling_period)
1272
1273    def bdev_set_qos_limit(args):
1274        rpc.bdev.bdev_set_qos_limit(args.client,
1275                                    name=args.name,
1276                                    rw_ios_per_sec=args.rw_ios_per_sec,
1277                                    rw_mbytes_per_sec=args.rw_mbytes_per_sec,
1278                                    r_mbytes_per_sec=args.r_mbytes_per_sec,
1279                                    w_mbytes_per_sec=args.w_mbytes_per_sec)
1280
1281    p = subparsers.add_parser('bdev_set_qos_limit',
1282                              help='Set QoS rate limit on a blockdev')
1283    p.add_argument('name', help='Blockdev name to set QoS. Example: Malloc0')
1284    p.add_argument('--rw-ios-per-sec',
1285                   help='R/W IOs per second limit (>=1000, example: 20000). 0 means unlimited.',
1286                   type=int)
1287    p.add_argument('--rw-mbytes-per-sec',
1288                   help="R/W megabytes per second limit (>=1, example: 100). 0 means unlimited.",
1289                   type=int)
1290    p.add_argument('--r-mbytes-per-sec',
1291                   help="Read megabytes per second limit (>=1, example: 100). 0 means unlimited.",
1292                   type=int)
1293    p.add_argument('--w-mbytes-per-sec',
1294                   help="Write megabytes per second limit (>=1, example: 100). 0 means unlimited.",
1295                   type=int)
1296    p.set_defaults(func=bdev_set_qos_limit)
1297
1298    def bdev_error_inject_error(args):
1299        rpc.bdev.bdev_error_inject_error(args.client,
1300                                         name=args.name,
1301                                         io_type=args.io_type,
1302                                         error_type=args.error_type,
1303                                         num=args.num,
1304                                         queue_depth=args.queue_depth,
1305                                         corrupt_offset=args.corrupt_offset,
1306                                         corrupt_value=args.corrupt_value)
1307
1308    p = subparsers.add_parser('bdev_error_inject_error', help='bdev inject error')
1309    p.add_argument('name', help="""the name of the error injection bdev""")
1310    p.add_argument('io_type', help="""io_type: 'clear' 'read' 'write' 'unmap' 'flush' 'all'""")
1311    p.add_argument('error_type', help="""error_type: 'failure' 'pending' 'corrupt_data' 'nomem'""")
1312    p.add_argument(
1313        '-n', '--num', help='the number of commands you want to fail', type=int)
1314    p.add_argument(
1315        '-q', '--queue-depth', help='the queue depth at which to trigger the error', type=int)
1316    p.add_argument(
1317        '-o', '--corrupt-offset', help='the offset in bytes to xor with corrupt_value', type=int)
1318    p.add_argument(
1319        '-v', '--corrupt-value', help='the value for xor (1-255, 0 is invalid)', type=int)
1320    p.set_defaults(func=bdev_error_inject_error)
1321
1322    def bdev_nvme_apply_firmware(args):
1323        print_dict(rpc.bdev.bdev_nvme_apply_firmware(args.client,
1324                                                     bdev_name=args.bdev_name,
1325                                                     filename=args.filename))
1326
1327    p = subparsers.add_parser('bdev_nvme_apply_firmware', help='Download and commit firmware to NVMe device')
1328    p.add_argument('filename', help='filename of the firmware to download')
1329    p.add_argument('bdev_name', help='name of the NVMe device')
1330    p.set_defaults(func=bdev_nvme_apply_firmware)
1331
1332    def bdev_nvme_get_transport_statistics(args):
1333        print_dict(rpc.bdev.bdev_nvme_get_transport_statistics(args.client))
1334
1335    p = subparsers.add_parser('bdev_nvme_get_transport_statistics',
1336                              help='Get bdev_nvme poll group transport statistics')
1337    p.set_defaults(func=bdev_nvme_get_transport_statistics)
1338
1339    def bdev_nvme_get_controller_health_info(args):
1340        print_dict(rpc.bdev.bdev_nvme_get_controller_health_info(args.client,
1341                                                                 name=args.name))
1342
1343    p = subparsers.add_parser('bdev_nvme_get_controller_health_info',
1344                              help='Display health log of the required NVMe bdev controller.')
1345    p.add_argument('-c', '--name', help="Name of the NVMe bdev controller. Example: Nvme0", required=True)
1346    p.set_defaults(func=bdev_nvme_get_controller_health_info)
1347
1348    # iSCSI
1349    def iscsi_set_options(args):
1350        rpc.iscsi.iscsi_set_options(
1351            args.client,
1352            auth_file=args.auth_file,
1353            node_base=args.node_base,
1354            nop_timeout=args.nop_timeout,
1355            nop_in_interval=args.nop_in_interval,
1356            disable_chap=args.disable_chap,
1357            require_chap=args.require_chap,
1358            mutual_chap=args.mutual_chap,
1359            chap_group=args.chap_group,
1360            max_sessions=args.max_sessions,
1361            max_queue_depth=args.max_queue_depth,
1362            max_connections_per_session=args.max_connections_per_session,
1363            default_time2wait=args.default_time2wait,
1364            default_time2retain=args.default_time2retain,
1365            first_burst_length=args.first_burst_length,
1366            immediate_data=args.immediate_data,
1367            error_recovery_level=args.error_recovery_level,
1368            allow_duplicated_isid=args.allow_duplicated_isid,
1369            max_large_datain_per_connection=args.max_large_datain_per_connection,
1370            max_r2t_per_connection=args.max_r2t_per_connection,
1371            pdu_pool_size=args.pdu_pool_size,
1372            immediate_data_pool_size=args.immediate_data_pool_size,
1373            data_out_pool_size=args.data_out_pool_size)
1374
1375    p = subparsers.add_parser('iscsi_set_options',
1376                              help="""Set options of iSCSI subsystem""")
1377    p.add_argument('-f', '--auth-file', help='Path to CHAP shared secret file')
1378    p.add_argument('-b', '--node-base', help='Prefix of the name of iSCSI target node')
1379    p.add_argument('-o', '--nop-timeout', help='Timeout in seconds to nop-in request to the initiator', type=int)
1380    p.add_argument('-n', '--nop-in-interval', help='Time interval in secs between nop-in requests by the target', type=int)
1381    p.add_argument('-d', '--disable-chap', help="""CHAP for discovery session should be disabled.
1382    *** Mutually exclusive with --require-chap""", action='store_true')
1383    p.add_argument('-r', '--require-chap', help="""CHAP for discovery session should be required.
1384    *** Mutually exclusive with --disable-chap""", action='store_true')
1385    p.add_argument('-m', '--mutual-chap', help='CHAP for discovery session should be mutual', action='store_true')
1386    p.add_argument('-g', '--chap-group', help="""Authentication group ID for discovery session.
1387    *** Authentication group must be precreated ***""", type=int)
1388    p.add_argument('-a', '--max-sessions', help='Maximum number of sessions in the host.', type=int)
1389    p.add_argument('-q', '--max-queue-depth', help='Max number of outstanding I/Os per queue.', type=int)
1390    p.add_argument('-c', '--max-connections-per-session', help='Negotiated parameter, MaxConnections.', type=int)
1391    p.add_argument('-w', '--default-time2wait', help='Negotiated parameter, DefaultTime2Wait.', type=int)
1392    p.add_argument('-v', '--default-time2retain', help='Negotiated parameter, DefaultTime2Retain.', type=int)
1393    p.add_argument('-s', '--first-burst-length', help='Negotiated parameter, FirstBurstLength.', type=int)
1394    p.add_argument('-i', '--immediate-data', help='Negotiated parameter, ImmediateData.', action='store_true')
1395    p.add_argument('-l', '--error-recovery-level', help='Negotiated parameter, ErrorRecoveryLevel', type=int)
1396    p.add_argument('-p', '--allow-duplicated-isid', help='Allow duplicated initiator session ID.', action='store_true')
1397    p.add_argument('-x', '--max-large-datain-per-connection', help='Max number of outstanding split read I/Os per connection', type=int)
1398    p.add_argument('-k', '--max-r2t-per-connection', help='Max number of outstanding R2Ts per connection', type=int)
1399    p.add_argument('-u', '--pdu-pool-size', help='Number of PDUs in the pool', type=int)
1400    p.add_argument('-j', '--immediate-data-pool-size', help='Number of immediate data buffers in the pool', type=int)
1401    p.add_argument('-z', '--data-out-pool-size', help='Number of data out buffers in the pool', type=int)
1402    p.set_defaults(func=iscsi_set_options)
1403
1404    def iscsi_set_discovery_auth(args):
1405        rpc.iscsi.iscsi_set_discovery_auth(
1406            args.client,
1407            disable_chap=args.disable_chap,
1408            require_chap=args.require_chap,
1409            mutual_chap=args.mutual_chap,
1410            chap_group=args.chap_group)
1411
1412    p = subparsers.add_parser('iscsi_set_discovery_auth',
1413                              help="""Set CHAP authentication for discovery session.""")
1414    p.add_argument('-d', '--disable-chap', help="""CHAP for discovery session should be disabled.
1415    *** Mutually exclusive with --require-chap""", action='store_true')
1416    p.add_argument('-r', '--require-chap', help="""CHAP for discovery session should be required.
1417    *** Mutually exclusive with --disable-chap""", action='store_true')
1418    p.add_argument('-m', '--mutual-chap', help='CHAP for discovery session should be mutual', action='store_true')
1419    p.add_argument('-g', '--chap-group', help="""Authentication group ID for discovery session.
1420    *** Authentication group must be precreated ***""", type=int)
1421    p.set_defaults(func=iscsi_set_discovery_auth)
1422
1423    def iscsi_create_auth_group(args):
1424        secrets = None
1425        if args.secrets:
1426            secrets = [dict(u.split(":") for u in a.split(" ")) for a in args.secrets.split(",")]
1427
1428        rpc.iscsi.iscsi_create_auth_group(args.client, tag=args.tag, secrets=secrets)
1429
1430    p = subparsers.add_parser('iscsi_create_auth_group',
1431                              help='Create authentication group for CHAP authentication.')
1432    p.add_argument('tag', help='Authentication group tag (unique, integer > 0).', type=int)
1433    p.add_argument('-c', '--secrets', help="""Comma-separated list of CHAP secrets
1434<user:user_name secret:chap_secret muser:mutual_user_name msecret:mutual_chap_secret> enclosed in quotes.
1435Format: 'user:u1 secret:s1 muser:mu1 msecret:ms1,user:u2 secret:s2 muser:mu2 msecret:ms2'""")
1436    p.set_defaults(func=iscsi_create_auth_group)
1437
1438    def iscsi_delete_auth_group(args):
1439        rpc.iscsi.iscsi_delete_auth_group(args.client, tag=args.tag)
1440
1441    p = subparsers.add_parser('iscsi_delete_auth_group',
1442                              help='Delete an authentication group.')
1443    p.add_argument('tag', help='Authentication group tag', type=int)
1444    p.set_defaults(func=iscsi_delete_auth_group)
1445
1446    def iscsi_auth_group_add_secret(args):
1447        rpc.iscsi.iscsi_auth_group_add_secret(
1448            args.client,
1449            tag=args.tag,
1450            user=args.user,
1451            secret=args.secret,
1452            muser=args.muser,
1453            msecret=args.msecret)
1454
1455    p = subparsers.add_parser('iscsi_auth_group_add_secret',
1456                              help='Add a secret to an authentication group.')
1457    p.add_argument('tag', help='Authentication group tag', type=int)
1458    p.add_argument('-u', '--user', help='User name for one-way CHAP authentication', required=True)
1459    p.add_argument('-s', '--secret', help='Secret for one-way CHAP authentication', required=True)
1460    p.add_argument('-m', '--muser', help='User name for mutual CHAP authentication')
1461    p.add_argument('-r', '--msecret', help='Secret for mutual CHAP authentication')
1462    p.set_defaults(func=iscsi_auth_group_add_secret)
1463
1464    def iscsi_auth_group_remove_secret(args):
1465        rpc.iscsi.iscsi_auth_group_remove_secret(args.client, tag=args.tag, user=args.user)
1466
1467    p = subparsers.add_parser('iscsi_auth_group_remove_secret',
1468                              help='Remove a secret from an authentication group.')
1469    p.add_argument('tag', help='Authentication group tag', type=int)
1470    p.add_argument('-u', '--user', help='User name for one-way CHAP authentication', required=True)
1471    p.set_defaults(func=iscsi_auth_group_remove_secret)
1472
1473    def iscsi_get_auth_groups(args):
1474        print_dict(rpc.iscsi.iscsi_get_auth_groups(args.client))
1475
1476    p = subparsers.add_parser('iscsi_get_auth_groups',
1477                              help='Display current authentication group configuration')
1478    p.set_defaults(func=iscsi_get_auth_groups)
1479
1480    def iscsi_get_portal_groups(args):
1481        print_dict(rpc.iscsi.iscsi_get_portal_groups(args.client))
1482
1483    p = subparsers.add_parser('iscsi_get_portal_groups', help='Display current portal group configuration')
1484    p.set_defaults(func=iscsi_get_portal_groups)
1485
1486    def iscsi_get_initiator_groups(args):
1487        print_dict(rpc.iscsi.iscsi_get_initiator_groups(args.client))
1488
1489    p = subparsers.add_parser('iscsi_get_initiator_groups',
1490                              help='Display current initiator group configuration')
1491    p.set_defaults(func=iscsi_get_initiator_groups)
1492
1493    def iscsi_get_target_nodes(args):
1494        print_dict(rpc.iscsi.iscsi_get_target_nodes(args.client))
1495
1496    p = subparsers.add_parser('iscsi_get_target_nodes', help='Display target nodes')
1497    p.set_defaults(func=iscsi_get_target_nodes)
1498
1499    def iscsi_enable_histogram(args):
1500        rpc.iscsi.iscsi_enable_histogram(args.client, name=args.name, enable=args.enable)
1501
1502    p = subparsers.add_parser('iscsi_enable_histogram',
1503                              help='Enable or disable histogram for specified iscsi target')
1504    p.add_argument('-e', '--enable', default=True, dest='enable', action='store_true', help='Enable histograms on specified iscsi target')
1505    p.add_argument('-d', '--disable', dest='enable', action='store_false', help='Disable histograms on specified iscsi target')
1506    p.add_argument('name', help='iscsi target name')
1507    p.set_defaults(func=iscsi_enable_histogram)
1508
1509    def iscsi_create_target_node(args):
1510        luns = []
1511        for u in args.bdev_name_id_pairs.strip().split(" "):
1512            bdev_name, lun_id = u.split(":")
1513            luns.append({"bdev_name": bdev_name, "lun_id": int(lun_id)})
1514
1515        pg_ig_maps = []
1516        for u in args.pg_ig_mappings.strip().split(" "):
1517            pg, ig = u.split(":")
1518            pg_ig_maps.append({"pg_tag": int(pg), "ig_tag": int(ig)})
1519
1520        rpc.iscsi.iscsi_create_target_node(
1521            args.client,
1522            luns=luns,
1523            pg_ig_maps=pg_ig_maps,
1524            name=args.name,
1525            alias_name=args.alias_name,
1526            queue_depth=args.queue_depth,
1527            chap_group=args.chap_group,
1528            disable_chap=args.disable_chap,
1529            require_chap=args.require_chap,
1530            mutual_chap=args.mutual_chap,
1531            header_digest=args.header_digest,
1532            data_digest=args.data_digest)
1533
1534    p = subparsers.add_parser('iscsi_create_target_node', help='Add a target node')
1535    p.add_argument('name', help='Target node name (ASCII)')
1536    p.add_argument('alias_name', help='Target node alias name (ASCII)')
1537    p.add_argument('bdev_name_id_pairs', help="""Whitespace-separated list of <bdev name:LUN ID> pairs enclosed
1538    in quotes.  Format:  'bdev_name0:id0 bdev_name1:id1' etc
1539    Example: 'Malloc0:0 Malloc1:1 Malloc5:2'
1540    *** The bdevs must pre-exist ***
1541    *** LUN0 (id = 0) is required ***
1542    *** bdevs names cannot contain space or colon characters ***""")
1543    p.add_argument('pg_ig_mappings', help="""List of (Portal_Group_Tag:Initiator_Group_Tag) mappings
1544    Whitespace separated, quoted, mapping defined with colon
1545    separated list of "tags" (int > 0)
1546    Example: '1:1 2:2 2:1'
1547    *** The Portal/Initiator Groups must be precreated ***""")
1548    p.add_argument('queue_depth', help='Desired target queue depth', type=int)
1549    p.add_argument('-g', '--chap-group', help="""Authentication group ID for this target node.
1550    *** Authentication group must be precreated ***""", type=int)
1551    p.add_argument('-d', '--disable-chap', help="""CHAP authentication should be disabled for this target node.
1552    *** Mutually exclusive with --require-chap ***""", action='store_true')
1553    p.add_argument('-r', '--require-chap', help="""CHAP authentication should be required for this target node.
1554    *** Mutually exclusive with --disable-chap ***""", action='store_true')
1555    p.add_argument(
1556        '-m', '--mutual-chap', help='CHAP authentication should be mutual/bidirectional.', action='store_true')
1557    p.add_argument('-H', '--header-digest',
1558                   help='Header Digest should be required for this target node.', action='store_true')
1559    p.add_argument('-D', '--data-digest',
1560                   help='Data Digest should be required for this target node.', action='store_true')
1561    p.set_defaults(func=iscsi_create_target_node)
1562
1563    def iscsi_target_node_add_lun(args):
1564        rpc.iscsi.iscsi_target_node_add_lun(
1565            args.client,
1566            name=args.name,
1567            bdev_name=args.bdev_name,
1568            lun_id=args.lun_id)
1569
1570    p = subparsers.add_parser('iscsi_target_node_add_lun',
1571                              help='Add LUN to the target node')
1572    p.add_argument('name', help='Target node name (ASCII)')
1573    p.add_argument('bdev_name', help="""bdev name enclosed in quotes.
1574    *** bdev name cannot contain space or colon characters ***""")
1575    p.add_argument('-i', dest='lun_id', help="""LUN ID (integer >= 0)
1576    *** If LUN ID is omitted or -1, the lowest free one is assigned ***""", type=int)
1577    p.set_defaults(func=iscsi_target_node_add_lun)
1578
1579    def iscsi_target_node_set_auth(args):
1580        rpc.iscsi.iscsi_target_node_set_auth(
1581            args.client,
1582            name=args.name,
1583            chap_group=args.chap_group,
1584            disable_chap=args.disable_chap,
1585            require_chap=args.require_chap,
1586            mutual_chap=args.mutual_chap)
1587
1588    p = subparsers.add_parser('iscsi_target_node_set_auth',
1589                              help='Set CHAP authentication for the target node')
1590    p.add_argument('name', help='Target node name (ASCII)')
1591    p.add_argument('-g', '--chap-group', help="""Authentication group ID for this target node.
1592    *** Authentication group must be precreated ***""", type=int)
1593    p.add_argument('-d', '--disable-chap', help="""CHAP authentication should be disabled for this target node.
1594    *** Mutually exclusive with --require-chap ***""", action='store_true')
1595    p.add_argument('-r', '--require-chap', help="""CHAP authentication should be required for this target node.
1596    *** Mutually exclusive with --disable-chap ***""", action='store_true')
1597    p.add_argument('-m', '--mutual-chap', help='CHAP authentication should be mutual/bidirectional.',
1598                   action='store_true')
1599    p.set_defaults(func=iscsi_target_node_set_auth)
1600
1601    def iscsi_target_node_add_pg_ig_maps(args):
1602        pg_ig_maps = []
1603        for u in args.pg_ig_mappings.strip().split(" "):
1604            pg, ig = u.split(":")
1605            pg_ig_maps.append({"pg_tag": int(pg), "ig_tag": int(ig)})
1606        rpc.iscsi.iscsi_target_node_add_pg_ig_maps(
1607            args.client,
1608            pg_ig_maps=pg_ig_maps,
1609            name=args.name)
1610
1611    p = subparsers.add_parser('iscsi_target_node_add_pg_ig_maps',
1612                              help='Add PG-IG maps to the target node')
1613    p.add_argument('name', help='Target node name (ASCII)')
1614    p.add_argument('pg_ig_mappings', help="""List of (Portal_Group_Tag:Initiator_Group_Tag) mappings
1615    Whitespace separated, quoted, mapping defined with colon
1616    separated list of "tags" (int > 0)
1617    Example: '1:1 2:2 2:1'
1618    *** The Portal/Initiator Groups must be precreated ***""")
1619    p.set_defaults(func=iscsi_target_node_add_pg_ig_maps)
1620
1621    def iscsi_target_node_remove_pg_ig_maps(args):
1622        pg_ig_maps = []
1623        for u in args.pg_ig_mappings.strip().split(" "):
1624            pg, ig = u.split(":")
1625            pg_ig_maps.append({"pg_tag": int(pg), "ig_tag": int(ig)})
1626        rpc.iscsi.iscsi_target_node_remove_pg_ig_maps(
1627            args.client, pg_ig_maps=pg_ig_maps, name=args.name)
1628
1629    p = subparsers.add_parser('iscsi_target_node_remove_pg_ig_maps',
1630                              help='Delete PG-IG maps from the target node')
1631    p.add_argument('name', help='Target node name (ASCII)')
1632    p.add_argument('pg_ig_mappings', help="""List of (Portal_Group_Tag:Initiator_Group_Tag) mappings
1633    Whitespace separated, quoted, mapping defined with colon
1634    separated list of "tags" (int > 0)
1635    Example: '1:1 2:2 2:1'
1636    *** The Portal/Initiator Groups must be precreated ***""")
1637    p.set_defaults(func=iscsi_target_node_remove_pg_ig_maps)
1638
1639    def iscsi_target_node_set_redirect(args):
1640        rpc.iscsi.iscsi_target_node_set_redirect(
1641            args.client,
1642            name=args.name,
1643            pg_tag=args.pg_tag,
1644            redirect_host=args.redirect_host,
1645            redirect_port=args.redirect_port)
1646
1647    p = subparsers.add_parser('iscsi_target_node_set_redirect',
1648                              help="""Update redirect portal of the public portal group for the target node.
1649    Omit redirect host and port to clear previously set redirect settings.""")
1650    p.add_argument('name', help='Target node name (ASCII)')
1651    p.add_argument('pg_tag', help='Portal group tag (unique, integer > 0)', type=int)
1652    p.add_argument('-a', '--redirect-host', help='Numeric IP address for redirect portal')
1653    p.add_argument('-p', '--redirect-port', help='Numeric TCP port for redirect portal')
1654    p.set_defaults(func=iscsi_target_node_set_redirect)
1655
1656    def iscsi_target_node_request_logout(args):
1657        rpc.iscsi.iscsi_target_node_request_logout(
1658            args.client,
1659            name=args.name,
1660            pg_tag=args.pg_tag)
1661
1662    p = subparsers.add_parser('iscsi_target_node_request_logout',
1663                              help="""For the target node, request connections whose portal group tag
1664    match to logout, or request all connections if portal group tag is omitted.""")
1665    p.add_argument('name', help='Target node name (ASCII)')
1666    p.add_argument('-t', '--pg-tag', help='Portal group tag (unique, integer > 0)', type=int)
1667    p.set_defaults(func=iscsi_target_node_request_logout)
1668
1669    def iscsi_create_portal_group(args):
1670        portals = []
1671        for p in args.portal_list.strip().split(' '):
1672            ip, separator, port_cpumask = p.rpartition(':')
1673            split_port_cpumask = port_cpumask.split('@')
1674            if len(split_port_cpumask) == 1:
1675                port = port_cpumask
1676                portals.append({'host': ip, 'port': port})
1677            else:
1678                port = split_port_cpumask[0]
1679                cpumask = split_port_cpumask[1]
1680                portals.append({'host': ip, 'port': port})
1681                print("WARNING: Specifying a portal group with a CPU mask is no longer supported. Ignoring it.")
1682        rpc.iscsi.iscsi_create_portal_group(
1683            args.client,
1684            portals=portals,
1685            tag=args.tag,
1686            private=args.private,
1687            wait=args.wait)
1688
1689    p = subparsers.add_parser('iscsi_create_portal_group',
1690                              help='Add a portal group')
1691    p.add_argument(
1692        'tag', help='Portal group tag (unique, integer > 0)', type=int)
1693    p.add_argument('portal_list', help="""List of portals in host:port format, separated by whitespace
1694    Example: '192.168.100.100:3260 192.168.100.100:3261 192.168.100.100:3262""")
1695    p.add_argument('-p', '--private', help="""Public (false) or private (true) portal group.
1696    Private portal groups do not have their portals returned by a discovery session. A public
1697    portal group may optionally specify a redirect portal for non-discovery logins. This redirect
1698    portal must be from a private portal group.""", action='store_true')
1699    p.add_argument('-w', '--wait', help="""Do not listening on portals until it is started explicitly.
1700    One major iSCSI initiator may not retry login once it failed. Hence for such initiator, listening
1701    on portals should be allowed after all associated target nodes are created.""", action='store_true')
1702    p.set_defaults(func=iscsi_create_portal_group)
1703
1704    def iscsi_start_portal_group(args):
1705        rpc.iscsi.iscsi_start_portal_group(args.client, tag=args.tag)
1706
1707    p = subparsers.add_parser('iscsi_start_portal_group',
1708                              help='Start listening on portals if it is not started yet.')
1709    p.add_argument(
1710        'tag', help='Portal group tag (unique, integer > 0)', type=int)
1711    p.set_defaults(func=iscsi_start_portal_group)
1712
1713    def iscsi_create_initiator_group(args):
1714        initiators = []
1715        netmasks = []
1716        for i in args.initiator_list.strip().split(' '):
1717            initiators.append(i)
1718        for n in args.netmask_list.strip().split(' '):
1719            netmasks.append(n)
1720        rpc.iscsi.iscsi_create_initiator_group(
1721            args.client,
1722            tag=args.tag,
1723            initiators=initiators,
1724            netmasks=netmasks)
1725
1726    p = subparsers.add_parser('iscsi_create_initiator_group',
1727                              help='Add an initiator group')
1728    p.add_argument(
1729        'tag', help='Initiator group tag (unique, integer > 0)', type=int)
1730    p.add_argument('initiator_list', help="""Whitespace-separated list of initiator hostnames or IP addresses,
1731    enclosed in quotes.  Example: 'ANY' or 'iqn.2016-06.io.spdk:host1 iqn.2016-06.io.spdk:host2'""")
1732    p.add_argument('netmask_list', help="""Whitespace-separated list of initiator netmasks enclosed in quotes.
1733    Example: '255.255.0.0 255.248.0.0' etc""")
1734    p.set_defaults(func=iscsi_create_initiator_group)
1735
1736    def iscsi_initiator_group_add_initiators(args):
1737        initiators = None
1738        netmasks = None
1739        if args.initiator_list:
1740            initiators = []
1741            for i in args.initiator_list.strip().split(' '):
1742                initiators.append(i)
1743        if args.netmask_list:
1744            netmasks = []
1745            for n in args.netmask_list.strip().split(' '):
1746                netmasks.append(n)
1747        rpc.iscsi.iscsi_initiator_group_add_initiators(
1748            args.client,
1749            tag=args.tag,
1750            initiators=initiators,
1751            netmasks=netmasks)
1752
1753    p = subparsers.add_parser('iscsi_initiator_group_add_initiators',
1754                              help='Add initiators to an existing initiator group')
1755    p.add_argument(
1756        'tag', help='Initiator group tag (unique, integer > 0)', type=int)
1757    p.add_argument('-n', dest='initiator_list', help="""Whitespace-separated list of initiator hostnames or IP addresses,
1758    enclosed in quotes.  This parameter can be omitted.  Example: 'ANY' or
1759    'iqn.2016-06.io.spdk:host1 iqn.2016-06.io.spdk:host2'""")
1760    p.add_argument('-m', dest='netmask_list', help="""Whitespace-separated list of initiator netmasks enclosed in quotes.
1761    This parameter can be omitted.  Example: '255.255.0.0 255.248.0.0' etc""")
1762    p.set_defaults(func=iscsi_initiator_group_add_initiators)
1763
1764    def iscsi_initiator_group_remove_initiators(args):
1765        initiators = None
1766        netmasks = None
1767        if args.initiator_list:
1768            initiators = []
1769            for i in args.initiator_list.strip().split(' '):
1770                initiators.append(i)
1771        if args.netmask_list:
1772            netmasks = []
1773            for n in args.netmask_list.strip().split(' '):
1774                netmasks.append(n)
1775        rpc.iscsi.iscsi_initiator_group_remove_initiators(
1776            args.client,
1777            tag=args.tag,
1778            initiators=initiators,
1779            netmasks=netmasks)
1780
1781    p = subparsers.add_parser('iscsi_initiator_group_remove_initiators',
1782                              help='Delete initiators from an existing initiator group')
1783    p.add_argument(
1784        'tag', help='Initiator group tag (unique, integer > 0)', type=int)
1785    p.add_argument('-n', dest='initiator_list', help="""Whitespace-separated list of initiator hostnames or IP addresses,
1786    enclosed in quotes.  This parameter can be omitted.  Example: 'ANY' or
1787    'iqn.2016-06.io.spdk:host1 iqn.2016-06.io.spdk:host2'""")
1788    p.add_argument('-m', dest='netmask_list', help="""Whitespace-separated list of initiator netmasks enclosed in quotes.
1789    This parameter can be omitted.  Example: '255.255.0.0 255.248.0.0' etc""")
1790    p.set_defaults(func=iscsi_initiator_group_remove_initiators)
1791
1792    def iscsi_delete_target_node(args):
1793        rpc.iscsi.iscsi_delete_target_node(
1794            args.client, target_node_name=args.target_node_name)
1795
1796    p = subparsers.add_parser('iscsi_delete_target_node',
1797                              help='Delete a target node')
1798    p.add_argument('target_node_name',
1799                   help='Target node name to be deleted. Example: iqn.2016-06.io.spdk:disk1.')
1800    p.set_defaults(func=iscsi_delete_target_node)
1801
1802    def iscsi_delete_portal_group(args):
1803        rpc.iscsi.iscsi_delete_portal_group(args.client, tag=args.tag)
1804
1805    p = subparsers.add_parser('iscsi_delete_portal_group',
1806                              help='Delete a portal group')
1807    p.add_argument(
1808        'tag', help='Portal group tag (unique, integer > 0)', type=int)
1809    p.set_defaults(func=iscsi_delete_portal_group)
1810
1811    def iscsi_delete_initiator_group(args):
1812        rpc.iscsi.iscsi_delete_initiator_group(args.client, tag=args.tag)
1813
1814    p = subparsers.add_parser('iscsi_delete_initiator_group',
1815                              help='Delete an initiator group')
1816    p.add_argument(
1817        'tag', help='Initiator group tag (unique, integer > 0)', type=int)
1818    p.set_defaults(func=iscsi_delete_initiator_group)
1819
1820    def iscsi_portal_group_set_auth(args):
1821        rpc.iscsi.iscsi_portal_group_set_auth(
1822            args.client,
1823            tag=args.tag,
1824            chap_group=args.chap_group,
1825            disable_chap=args.disable_chap,
1826            require_chap=args.require_chap,
1827            mutual_chap=args.mutual_chap)
1828
1829    p = subparsers.add_parser('iscsi_portal_group_set_auth',
1830                              help='Set CHAP authentication for discovery sessions specific for the portal group')
1831    p.add_argument('tag', help='Portal group tag (unique, integer > 0)', type=int)
1832    p.add_argument('-g', '--chap-group', help="""Authentication group ID for this portal group.
1833    *** Authentication group must be precreated ***""", type=int)
1834    p.add_argument('-d', '--disable-chap', help="""CHAP authentication should be disabled for this portal group.
1835    *** Mutually exclusive with --require-chap ***""", action='store_true')
1836    p.add_argument('-r', '--require-chap', help="""CHAP authentication should be required for this portal group.
1837    *** Mutually exclusive with --disable-chap ***""", action='store_true')
1838    p.add_argument('-m', '--mutual-chap', help='CHAP authentication should be mutual/bidirectional.',
1839                   action='store_true')
1840    p.set_defaults(func=iscsi_portal_group_set_auth)
1841
1842    def iscsi_get_connections(args):
1843        print_dict(rpc.iscsi.iscsi_get_connections(args.client))
1844
1845    p = subparsers.add_parser('iscsi_get_connections',
1846                              help='Display iSCSI connections')
1847    p.set_defaults(func=iscsi_get_connections)
1848
1849    def iscsi_get_stats(args):
1850        print_dict(rpc.iscsi.iscsi_get_stats(args.client))
1851
1852    p = subparsers.add_parser('iscsi_get_stats',
1853                              help='Display stat information of iSCSI connections.')
1854    p.set_defaults(func=iscsi_get_stats)
1855
1856    def iscsi_get_options(args):
1857        print_dict(rpc.iscsi.iscsi_get_options(args.client))
1858
1859    p = subparsers.add_parser('iscsi_get_options',
1860                              help='Display iSCSI global parameters')
1861    p.set_defaults(func=iscsi_get_options)
1862
1863    def scsi_get_devices(args):
1864        print_dict(rpc.iscsi.scsi_get_devices(args.client))
1865
1866    p = subparsers.add_parser('scsi_get_devices', help='Display SCSI devices')
1867    p.set_defaults(func=scsi_get_devices)
1868
1869    # trace
1870    def trace_enable_tpoint_group(args):
1871        rpc.trace.trace_enable_tpoint_group(args.client, name=args.name)
1872
1873    p = subparsers.add_parser('trace_enable_tpoint_group',
1874                              help='enable trace on a specific tpoint group')
1875    p.add_argument(
1876        'name', help="""trace group name we want to enable in tpoint_group_mask.
1877        (for example "bdev" for bdev trace group, "all" for all trace groups).""")
1878    p.set_defaults(func=trace_enable_tpoint_group)
1879
1880    def trace_disable_tpoint_group(args):
1881        rpc.trace.trace_disable_tpoint_group(args.client, name=args.name)
1882
1883    p = subparsers.add_parser('trace_disable_tpoint_group',
1884                              help='disable trace on a specific tpoint group')
1885    p.add_argument(
1886        'name', help="""trace group name we want to disable in tpoint_group_mask.
1887        (for example "bdev" for bdev trace group, "all" for all trace groups).""")
1888    p.set_defaults(func=trace_disable_tpoint_group)
1889
1890    def trace_set_tpoint_mask(args):
1891        rpc.trace.trace_set_tpoint_mask(args.client, name=args.name, tpoint_mask=args.tpoint_mask)
1892
1893    p = subparsers.add_parser('trace_set_tpoint_mask',
1894                              help='enable tracepoint mask on a specific tpoint group')
1895    p.add_argument(
1896        'name', help="""trace group name we want to enable in tpoint_group_mask.
1897        (for example "bdev" for bdev trace group)""")
1898    p.add_argument(
1899        'tpoint_mask', help="""tracepoints to be enabled inside a given trace group.
1900        (for example value of "0x3" will enable only the first two tpoints in this group)""",
1901        type=lambda m: int(m, 16))
1902    p.set_defaults(func=trace_set_tpoint_mask)
1903
1904    def trace_clear_tpoint_mask(args):
1905        rpc.trace.trace_clear_tpoint_mask(args.client, name=args.name, tpoint_mask=args.tpoint_mask)
1906
1907    p = subparsers.add_parser('trace_clear_tpoint_mask',
1908                              help='disable tracepoint mask on a specific tpoint group')
1909    p.add_argument(
1910        'name', help="""trace group name we want to disable in tpoint_group_mask.
1911        (for example "bdev" for bdev trace group)""")
1912    p.add_argument(
1913        'tpoint_mask', help="""tracepoints to be disabled inside a given trace group.
1914        (for example value of "0x3" will disable the first two tpoints in this group)""",
1915        type=lambda m: int(m, 16))
1916    p.set_defaults(func=trace_clear_tpoint_mask)
1917
1918    def trace_get_tpoint_group_mask(args):
1919        print_dict(rpc.trace.trace_get_tpoint_group_mask(args.client))
1920
1921    p = subparsers.add_parser('trace_get_tpoint_group_mask', help='get trace point group mask')
1922    p.set_defaults(func=trace_get_tpoint_group_mask)
1923
1924    def trace_get_info(args):
1925        print_dict(rpc.trace.trace_get_info(args.client))
1926
1927    p = subparsers.add_parser('trace_get_info',
1928                              help='get name of shared memory file and list of the available trace point groups')
1929    p.set_defaults(func=trace_get_info)
1930
1931    # log
1932    def log_set_flag(args):
1933        rpc.log.log_set_flag(args.client, flag=args.flag)
1934
1935    p = subparsers.add_parser('log_set_flag', help='set log flag')
1936    p.add_argument(
1937        'flag', help='log flag we want to set. (for example "nvme").')
1938    p.set_defaults(func=log_set_flag)
1939
1940    def log_clear_flag(args):
1941        rpc.log.log_clear_flag(args.client, flag=args.flag)
1942
1943    p = subparsers.add_parser('log_clear_flag', help='clear log flag')
1944    p.add_argument(
1945        'flag', help='log flag we want to clear. (for example "nvme").')
1946    p.set_defaults(func=log_clear_flag)
1947
1948    def log_get_flags(args):
1949        print_dict(rpc.log.log_get_flags(args.client))
1950
1951    p = subparsers.add_parser('log_get_flags', help='get log flags')
1952    p.set_defaults(func=log_get_flags)
1953
1954    def log_set_level(args):
1955        rpc.log.log_set_level(args.client, level=args.level)
1956
1957    p = subparsers.add_parser('log_set_level', help='set log level')
1958    p.add_argument('level', help='log level we want to set. (for example "DEBUG").')
1959    p.set_defaults(func=log_set_level)
1960
1961    def log_get_level(args):
1962        print_dict(rpc.log.log_get_level(args.client))
1963
1964    p = subparsers.add_parser('log_get_level', help='get log level')
1965    p.set_defaults(func=log_get_level)
1966
1967    def log_set_print_level(args):
1968        rpc.log.log_set_print_level(args.client, level=args.level)
1969
1970    p = subparsers.add_parser('log_set_print_level', help='set log print level')
1971    p.add_argument('level', help='log print level we want to set. (for example "DEBUG").')
1972    p.set_defaults(func=log_set_print_level)
1973
1974    def log_get_print_level(args):
1975        print_dict(rpc.log.log_get_print_level(args.client))
1976
1977    p = subparsers.add_parser('log_get_print_level', help='get log print level')
1978    p.set_defaults(func=log_get_print_level)
1979
1980    # lvol
1981    def bdev_lvol_create_lvstore(args):
1982        # The default unmap clear method may take over 60.0 sec.
1983        if args.timeout is None:
1984            args.client.timeout = 90.0
1985        print_json(rpc.lvol.bdev_lvol_create_lvstore(args.client,
1986                                                     bdev_name=args.bdev_name,
1987                                                     lvs_name=args.lvs_name,
1988                                                     cluster_sz=args.cluster_sz,
1989                                                     clear_method=args.clear_method,
1990                                                     num_md_pages_per_cluster_ratio=args.md_pages_per_cluster_ratio))
1991
1992    p = subparsers.add_parser('bdev_lvol_create_lvstore', help='Add logical volume store on base bdev')
1993    p.add_argument('bdev_name', help='base bdev name')
1994    p.add_argument('lvs_name', help='name for lvol store')
1995    p.add_argument('-c', '--cluster-sz', help='size of cluster (in bytes)', type=int)
1996    p.add_argument('--clear-method', help="""Change clear method for data region.
1997        Available: none, unmap, write_zeroes""")
1998    p.add_argument('-m', '--md-pages-per-cluster-ratio', help='reserved metadata pages for each cluster', type=int)
1999    p.set_defaults(func=bdev_lvol_create_lvstore)
2000
2001    def bdev_lvol_rename_lvstore(args):
2002        rpc.lvol.bdev_lvol_rename_lvstore(args.client,
2003                                          old_name=args.old_name,
2004                                          new_name=args.new_name)
2005
2006    p = subparsers.add_parser('bdev_lvol_rename_lvstore', help='Change logical volume store name')
2007    p.add_argument('old_name', help='old name')
2008    p.add_argument('new_name', help='new name')
2009    p.set_defaults(func=bdev_lvol_rename_lvstore)
2010
2011    def bdev_lvol_grow_lvstore(args):
2012        print_dict(rpc.lvol.bdev_lvol_grow_lvstore(args.client,
2013                                                   uuid=args.uuid,
2014                                                   lvs_name=args.lvs_name))
2015
2016    p = subparsers.add_parser('bdev_lvol_grow_lvstore',
2017                              help='Grow the lvstore size to the underlying bdev size')
2018    p.add_argument('-u', '--uuid', help='lvol store UUID')
2019    p.add_argument('-l', '--lvs-name', help='lvol store name')
2020    p.set_defaults(func=bdev_lvol_grow_lvstore)
2021
2022    def bdev_lvol_create(args):
2023        print_json(rpc.lvol.bdev_lvol_create(args.client,
2024                                             lvol_name=args.lvol_name,
2025                                             size_in_mib=args.size_in_mib,
2026                                             thin_provision=args.thin_provision,
2027                                             clear_method=args.clear_method,
2028                                             uuid=args.uuid,
2029                                             lvs_name=args.lvs_name))
2030
2031    p = subparsers.add_parser('bdev_lvol_create', help='Add a bdev with an logical volume backend')
2032    p.add_argument('-u', '--uuid', help='lvol store UUID')
2033    p.add_argument('-l', '--lvs-name', help='lvol store name')
2034    p.add_argument('-t', '--thin-provision', action='store_true', help='create lvol bdev as thin provisioned')
2035    p.add_argument('-c', '--clear-method', help="""Change default data clusters clear method.
2036        Available: none, unmap, write_zeroes""")
2037    p.add_argument('lvol_name', help='name for this lvol')
2038    p.add_argument('size_in_mib', help='size in MiB for this bdev', type=int)
2039    p.set_defaults(func=bdev_lvol_create)
2040
2041    def bdev_lvol_snapshot(args):
2042        print_json(rpc.lvol.bdev_lvol_snapshot(args.client,
2043                                               lvol_name=args.lvol_name,
2044                                               snapshot_name=args.snapshot_name))
2045
2046    p = subparsers.add_parser('bdev_lvol_snapshot', help='Create a snapshot of an lvol bdev')
2047    p.add_argument('lvol_name', help='lvol bdev name')
2048    p.add_argument('snapshot_name', help='lvol snapshot name')
2049    p.set_defaults(func=bdev_lvol_snapshot)
2050
2051    def bdev_lvol_clone(args):
2052        print_json(rpc.lvol.bdev_lvol_clone(args.client,
2053                                            snapshot_name=args.snapshot_name,
2054                                            clone_name=args.clone_name))
2055
2056    p = subparsers.add_parser('bdev_lvol_clone', help='Create a clone of an lvol snapshot')
2057    p.add_argument('snapshot_name', help='lvol snapshot name')
2058    p.add_argument('clone_name', help='lvol clone name')
2059    p.set_defaults(func=bdev_lvol_clone)
2060
2061    def bdev_lvol_clone_bdev(args):
2062        print_json(rpc.lvol.bdev_lvol_clone_bdev(args.client,
2063                                                 bdev=args.bdev,
2064                                                 lvs_name=args.lvs_name,
2065                                                 clone_name=args.clone_name))
2066
2067    p = subparsers.add_parser('bdev_lvol_clone_bdev',
2068                              help='Create a clone of a non-lvol bdev')
2069    p.add_argument('bdev', help='bdev to clone')
2070    p.add_argument('lvs_name', help='logical volume store name')
2071    p.add_argument('clone_name', help='lvol clone name')
2072    p.set_defaults(func=bdev_lvol_clone_bdev)
2073
2074    def bdev_lvol_rename(args):
2075        rpc.lvol.bdev_lvol_rename(args.client,
2076                                  old_name=args.old_name,
2077                                  new_name=args.new_name)
2078
2079    p = subparsers.add_parser('bdev_lvol_rename', help='Change lvol bdev name')
2080    p.add_argument('old_name', help='lvol bdev name')
2081    p.add_argument('new_name', help='new lvol name')
2082    p.set_defaults(func=bdev_lvol_rename)
2083
2084    def bdev_lvol_inflate(args):
2085        rpc.lvol.bdev_lvol_inflate(args.client,
2086                                   name=args.name)
2087
2088    p = subparsers.add_parser('bdev_lvol_inflate', help='Make thin provisioned lvol a thick provisioned lvol')
2089    p.add_argument('name', help='lvol bdev name')
2090    p.set_defaults(func=bdev_lvol_inflate)
2091
2092    def bdev_lvol_decouple_parent(args):
2093        rpc.lvol.bdev_lvol_decouple_parent(args.client,
2094                                           name=args.name)
2095
2096    p = subparsers.add_parser('bdev_lvol_decouple_parent', help='Decouple parent of lvol')
2097    p.add_argument('name', help='lvol bdev name')
2098    p.set_defaults(func=bdev_lvol_decouple_parent)
2099
2100    def bdev_lvol_resize(args):
2101        rpc.lvol.bdev_lvol_resize(args.client,
2102                                  name=args.name,
2103                                  size_in_mib=args.size_in_mib)
2104
2105    p = subparsers.add_parser('bdev_lvol_resize', help='Resize existing lvol bdev')
2106    p.add_argument('name', help='lvol bdev name')
2107    p.add_argument('size_in_mib', help='new size in MiB for this bdev', type=int)
2108    p.set_defaults(func=bdev_lvol_resize)
2109
2110    def bdev_lvol_set_read_only(args):
2111        rpc.lvol.bdev_lvol_set_read_only(args.client,
2112                                         name=args.name)
2113
2114    p = subparsers.add_parser('bdev_lvol_set_read_only', help='Mark lvol bdev as read only')
2115    p.add_argument('name', help='lvol bdev name')
2116    p.set_defaults(func=bdev_lvol_set_read_only)
2117
2118    def bdev_lvol_delete(args):
2119        rpc.lvol.bdev_lvol_delete(args.client,
2120                                  name=args.name)
2121
2122    p = subparsers.add_parser('bdev_lvol_delete', help='Destroy a logical volume')
2123    p.add_argument('name', help='lvol bdev name')
2124    p.set_defaults(func=bdev_lvol_delete)
2125
2126    def bdev_lvol_delete_lvstore(args):
2127        rpc.lvol.bdev_lvol_delete_lvstore(args.client,
2128                                          uuid=args.uuid,
2129                                          lvs_name=args.lvs_name)
2130
2131    p = subparsers.add_parser('bdev_lvol_delete_lvstore', help='Destroy an logical volume store')
2132    p.add_argument('-u', '--uuid', help='lvol store UUID')
2133    p.add_argument('-l', '--lvs-name', help='lvol store name')
2134    p.set_defaults(func=bdev_lvol_delete_lvstore)
2135
2136    def bdev_lvol_get_lvstores(args):
2137        print_dict(rpc.lvol.bdev_lvol_get_lvstores(args.client,
2138                                                   uuid=args.uuid,
2139                                                   lvs_name=args.lvs_name))
2140
2141    p = subparsers.add_parser('bdev_lvol_get_lvstores', help='Display current logical volume store list')
2142    p.add_argument('-u', '--uuid', help='lvol store UUID')
2143    p.add_argument('-l', '--lvs-name', help='lvol store name')
2144    p.set_defaults(func=bdev_lvol_get_lvstores)
2145
2146    def bdev_lvol_get_lvols(args):
2147        print_dict(rpc.lvol.bdev_lvol_get_lvols(args.client,
2148                                                lvs_uuid=args.lvs_uuid,
2149                                                lvs_name=args.lvs_name))
2150
2151    p = subparsers.add_parser('bdev_lvol_get_lvols', help='Display current logical volume list')
2152    p.add_argument('-u', '--lvs-uuid', help='only lvols in  lvol store UUID')
2153    p.add_argument('-l', '--lvs-name', help='only lvols in lvol store name')
2154    p.set_defaults(func=bdev_lvol_get_lvols)
2155
2156    def bdev_raid_set_options(args):
2157        rpc.bdev.bdev_raid_set_options(args.client,
2158                                       process_window_size_kb=args.process_window_size_kb)
2159
2160    p = subparsers.add_parser('bdev_raid_set_options',
2161                              help='Set options for bdev raid.')
2162    p.add_argument('-w', '--process-window-size-kb', type=int,
2163                   help="Background process (e.g. rebuild) window size in KiB")
2164
2165    p.set_defaults(func=bdev_raid_set_options)
2166
2167    def bdev_raid_get_bdevs(args):
2168        print_json(rpc.bdev.bdev_raid_get_bdevs(args.client,
2169                                                category=args.category))
2170
2171    p = subparsers.add_parser('bdev_raid_get_bdevs',
2172                              help="""This is used to list all the raid bdev details based on the input category
2173    requested. Category should be one of 'all', 'online', 'configuring' or 'offline'. 'all' means all the raid bdevs whether
2174    they are online or configuring or offline. 'online' is the raid bdev which is registered with bdev layer. 'configuring'
2175    is the raid bdev which does not have full configuration discovered yet. 'offline' is the raid bdev which is not registered
2176    with bdev as of now and it has encountered any error or user has requested to offline the raid bdev""")
2177    p.add_argument('category', help='all or online or configuring or offline')
2178    p.set_defaults(func=bdev_raid_get_bdevs)
2179
2180    def bdev_raid_create(args):
2181        base_bdevs = []
2182        for u in args.base_bdevs.strip().split():
2183            base_bdevs.append(u)
2184
2185        rpc.bdev.bdev_raid_create(args.client,
2186                                  name=args.name,
2187                                  strip_size_kb=args.strip_size_kb,
2188                                  raid_level=args.raid_level,
2189                                  base_bdevs=base_bdevs,
2190                                  uuid=args.uuid,
2191                                  superblock=args.superblock)
2192    p = subparsers.add_parser('bdev_raid_create', help='Create new raid bdev')
2193    p.add_argument('-n', '--name', help='raid bdev name', required=True)
2194    p.add_argument('-z', '--strip-size-kb', help='strip size in KB', type=int)
2195    p.add_argument('-r', '--raid-level', help='raid level, raid0, raid1 and a special level concat are supported', required=True)
2196    p.add_argument('-b', '--base-bdevs', help='base bdevs name, whitespace separated list in quotes', required=True)
2197    p.add_argument('--uuid', help='UUID for this raid bdev')
2198    p.add_argument('-s', '--superblock', help='information about raid bdev will be stored in superblock on each base bdev, '
2199                                              'disabled by default due to backward compatibility', action='store_true')
2200    p.set_defaults(func=bdev_raid_create)
2201
2202    def bdev_raid_delete(args):
2203        rpc.bdev.bdev_raid_delete(args.client,
2204                                  name=args.name)
2205    p = subparsers.add_parser('bdev_raid_delete', help='Delete existing raid bdev')
2206    p.add_argument('name', help='raid bdev name')
2207    p.set_defaults(func=bdev_raid_delete)
2208
2209    def bdev_raid_add_base_bdev(args):
2210        rpc.bdev.bdev_raid_add_base_bdev(args.client,
2211                                         raid_bdev=args.raid_bdev,
2212                                         base_bdev=args.base_bdev)
2213    p = subparsers.add_parser('bdev_raid_add_base_bdev', help='Add base bdev to existing raid bdev')
2214    p.add_argument('raid_bdev', help='raid bdev name')
2215    p.add_argument('base_bdev', help='base bdev name')
2216    p.set_defaults(func=bdev_raid_add_base_bdev)
2217
2218    def bdev_raid_remove_base_bdev(args):
2219        rpc.bdev.bdev_raid_remove_base_bdev(args.client,
2220                                            name=args.name)
2221    p = subparsers.add_parser('bdev_raid_remove_base_bdev', help='Remove base bdev from existing raid bdev')
2222    p.add_argument('name', help='base bdev name')
2223    p.set_defaults(func=bdev_raid_remove_base_bdev)
2224
2225    # split
2226    def bdev_split_create(args):
2227        print_array(rpc.bdev.bdev_split_create(args.client,
2228                                               base_bdev=args.base_bdev,
2229                                               split_count=args.split_count,
2230                                               split_size_mb=args.split_size_mb))
2231
2232    p = subparsers.add_parser('bdev_split_create',
2233                              help="""Add given disk name to split config. If bdev with base_name
2234    name exist the split bdevs will be created right away, if not split bdevs will be created when base bdev became
2235    available (during examination process).""")
2236    p.add_argument('base_bdev', help='base bdev name')
2237    p.add_argument('-s', '--split-size-mb', help='size in MiB for each bdev', type=int)
2238    p.add_argument('split_count', help="""Optional - number of split bdevs to create. Total size * split_count must not
2239    exceed the base bdev size.""", type=int)
2240    p.set_defaults(func=bdev_split_create)
2241
2242    def bdev_split_delete(args):
2243        rpc.bdev.bdev_split_delete(args.client,
2244                                   base_bdev=args.base_bdev)
2245
2246    p = subparsers.add_parser('bdev_split_delete', help="""Delete split config with all created splits.""")
2247    p.add_argument('base_bdev', help='base bdev name')
2248    p.set_defaults(func=bdev_split_delete)
2249
2250    # ftl
2251    def bdev_ftl_create(args):
2252        print_dict(rpc.bdev.bdev_ftl_create(args.client,
2253                                            name=args.name,
2254                                            base_bdev=args.base_bdev,
2255                                            uuid=args.uuid,
2256                                            cache=args.cache,
2257                                            overprovisioning=args.overprovisioning,
2258                                            l2p_dram_limit=args.l2p_dram_limit,
2259                                            core_mask=args.core_mask,
2260                                            fast_shutdown=args.fast_shutdown))
2261
2262    p = subparsers.add_parser('bdev_ftl_create', help='Add FTL bdev')
2263    p.add_argument('-b', '--name', help="Name of the bdev", required=True)
2264    p.add_argument('-d', '--base-bdev', help='Name of bdev used as underlying device',
2265                   required=True)
2266    p.add_argument('-u', '--uuid', help='UUID of restored bdev (not applicable when creating new '
2267                   'instance): e.g. b286d19a-0059-4709-abcd-9f7732b1567d (optional)')
2268    p.add_argument('-c', '--cache', help='Name of the bdev to be used as a write buffer cache',
2269                   required=True)
2270    p.add_argument('--overprovisioning', help='Percentage of device used for relocation, not exposed'
2271                   ' to user (optional); default 20', type=int)
2272    p.add_argument('--l2p-dram-limit', help='l2p size that could reside in DRAM (optional); default 2048',
2273                   type=int)
2274    p.add_argument('--core-mask', help='CPU core mask - which cores will be used for ftl core thread, '
2275                   'by default core thread will be set to the main application core (optional)')
2276    p.add_argument('-f', '--fast-shutdown', help="Enable fast shutdown", action='store_true')
2277    p.set_defaults(func=bdev_ftl_create)
2278
2279    def bdev_ftl_load(args):
2280        print_dict(rpc.bdev.bdev_ftl_load(args.client,
2281                                          name=args.name,
2282                                          base_bdev=args.base_bdev,
2283                                          uuid=args.uuid,
2284                                          cache=args.cache,
2285                                          overprovisioning=args.overprovisioning,
2286                                          l2p_dram_limit=args.l2p_dram_limit,
2287                                          core_mask=args.core_mask,
2288                                          fast_shutdown=args.fast_shutdown))
2289
2290    p = subparsers.add_parser('bdev_ftl_load', help='Load FTL bdev')
2291    p.add_argument('-b', '--name', help="Name of the bdev", required=True)
2292    p.add_argument('-d', '--base-bdev', help='Name of bdev used as underlying device',
2293                   required=True)
2294    p.add_argument('-u', '--uuid', help='UUID of restored bdev', required=True)
2295    p.add_argument('-c', '--cache', help='Name of the bdev to be used as a write buffer cache',
2296                   required=True)
2297    p.add_argument('--overprovisioning', help='Percentage of device used for relocation, not exposed'
2298                   ' to user (optional); default 20', type=int)
2299    p.add_argument('--l2p-dram-limit', help='l2p size that could reside in DRAM (optional); default 2048',
2300                   type=int)
2301    p.add_argument('--core-mask', help='CPU core mask - which cores will be used for ftl core thread, '
2302                   'by default core thread will be set to the main application core (optional)')
2303    p.add_argument('-f', '--fast-shutdown', help="Enable fast shutdown", action='store_true')
2304    p.set_defaults(func=bdev_ftl_load)
2305
2306    def bdev_ftl_unload(args):
2307        print_dict(rpc.bdev.bdev_ftl_unload(args.client, name=args.name, fast_shutdown=args.fast_shutdown))
2308
2309    p = subparsers.add_parser('bdev_ftl_unload', help='Unload FTL bdev')
2310    p.add_argument('-b', '--name', help="Name of the bdev", required=True)
2311    p.add_argument('-f', '--fast-shutdown', help="Fast shutdown", action='store_true')
2312    p.set_defaults(func=bdev_ftl_unload)
2313
2314    def bdev_ftl_delete(args):
2315        print_dict(rpc.bdev.bdev_ftl_delete(args.client, name=args.name, fast_shutdown=args.fast_shutdown))
2316
2317    p = subparsers.add_parser('bdev_ftl_delete', help='Delete FTL bdev')
2318    p.add_argument('-b', '--name', help="Name of the bdev", required=True)
2319    p.add_argument('-f', '--fast-shutdown', help="Fast shutdown", action='store_true')
2320    p.set_defaults(func=bdev_ftl_delete)
2321
2322    def bdev_ftl_unmap(args):
2323        print_dict(rpc.bdev.bdev_ftl_unmap(args.client, name=args.name,
2324                                           lba=args.lba,
2325                                           num_blocks=args.num_blocks))
2326
2327    p = subparsers.add_parser('bdev_ftl_unmap', help='FTL unmap')
2328    p.add_argument('-b', '--name', help="Name of the bdev", required=True)
2329    p.add_argument('--lba', help='start LBA', required=True, type=int)
2330    p.add_argument('--num-blocks', help='num blocks', required=True, type=int)
2331    p.set_defaults(func=bdev_ftl_unmap)
2332
2333    def bdev_ftl_get_stats(args):
2334        print_dict(rpc.bdev.bdev_ftl_get_stats(args.client, name=args.name))
2335
2336    p = subparsers.add_parser('bdev_ftl_get_stats', help='print ftl stats')
2337    p.add_argument('-b', '--name', help="Name of the bdev", required=True)
2338    p.set_defaults(func=bdev_ftl_get_stats)
2339
2340    def bdev_ftl_get_properties(args):
2341        print_dict(rpc.bdev.bdev_ftl_get_properties(args.client, name=args.name))
2342
2343    p = subparsers.add_parser('bdev_ftl_get_properties', help='Print FTL properties')
2344    p.add_argument('-b', '--name', help="Name of the bdev", required=True)
2345    p.set_defaults(func=bdev_ftl_get_properties)
2346
2347    def bdev_ftl_set_property(args):
2348        print_dict(rpc.bdev.bdev_ftl_set_property(args.client, name=args.name,
2349                   ftl_property=args.property,
2350                   value=args.value))
2351
2352    p = subparsers.add_parser('bdev_ftl_set_property', help='Set FTL property')
2353    p.add_argument('-b', '--name', help="Name of the bdev", required=True)
2354    p.add_argument('-p', '--property', help="Name of the property to be set", required=True)
2355    p.add_argument('-v', '--value', help="Value of the property", required=True)
2356    p.set_defaults(func=bdev_ftl_set_property)
2357
2358    # vmd
2359    def vmd_enable(args):
2360        print_dict(rpc.vmd.vmd_enable(args.client))
2361
2362    p = subparsers.add_parser('vmd_enable', aliases=['enable_vmd'], help='Enable VMD enumeration')
2363    p.set_defaults(func=vmd_enable)
2364
2365    def vmd_remove_device(args):
2366        print_dict(rpc.vmd.vmd_remove_device(args.client, addr=args.addr))
2367
2368    p = subparsers.add_parser('vmd_remove_device', help='Remove a device behind VMD')
2369    p.add_argument('addr', help='Address of the device to remove', type=str)
2370    p.set_defaults(func=vmd_remove_device)
2371
2372    def vmd_rescan(args):
2373        print_dict(rpc.vmd.vmd_rescan(args.client))
2374
2375    p = subparsers.add_parser('vmd_rescan', help='Force a rescan of the devices behind VMD')
2376    p.set_defaults(func=vmd_rescan)
2377
2378    # ublk
2379    def ublk_create_target(args):
2380        rpc.ublk.ublk_create_target(args.client,
2381                                    cpumask=args.cpumask)
2382    p = subparsers.add_parser('ublk_create_target',
2383                              help='Create spdk ublk target for ublk dev')
2384    p.add_argument('-m', '--cpumask', help='cpu mask for ublk dev')
2385    p.set_defaults(func=ublk_create_target)
2386
2387    def ublk_destroy_target(args):
2388        rpc.ublk.ublk_destroy_target(args.client)
2389    p = subparsers.add_parser('ublk_destroy_target',
2390                              help='Destroy spdk ublk target for ublk dev')
2391    p.set_defaults(func=ublk_destroy_target)
2392
2393    def ublk_start_disk(args):
2394        print(rpc.ublk.ublk_start_disk(args.client,
2395                                       bdev_name=args.bdev_name,
2396                                       ublk_id=args.ublk_id,
2397                                       num_queues=args.num_queues,
2398                                       queue_depth=args.queue_depth))
2399
2400    p = subparsers.add_parser('ublk_start_disk',
2401                              help='Export a bdev as a ublk device')
2402    p.add_argument('bdev_name', help='Blockdev name to be exported. Example: Malloc0.')
2403    p.add_argument('ublk_id', help='ublk device id to be assigned. Example: 1.', type=int)
2404    p.add_argument('-q', '--num-queues', help="the total number of queues. Example: 1", type=int)
2405    p.add_argument('-d', '--queue-depth', help="queue depth. Example: 128", type=int)
2406    p.set_defaults(func=ublk_start_disk)
2407
2408    def ublk_stop_disk(args):
2409        rpc.ublk.ublk_stop_disk(args.client,
2410                                ublk_id=args.ublk_id)
2411
2412    p = subparsers.add_parser('ublk_stop_disk',
2413                              help='Stop a ublk device')
2414    p.add_argument('ublk_id', help='ublk device id to be deleted. Example: 1.', type=int)
2415    p.set_defaults(func=ublk_stop_disk)
2416
2417    def ublk_recover_disk(args):
2418        print(rpc.ublk.ublk_recover_disk(args.client,
2419                                         bdev_name=args.bdev_name,
2420                                         ublk_id=args.ublk_id))
2421
2422    p = subparsers.add_parser('ublk_recover_disk',
2423                              help='Recover ublk device')
2424    p.add_argument('bdev_name', help='Blockdev name to be recovered. Example: Malloc0.')
2425    p.add_argument('ublk_id', help='ublk device id to be recovered. Example: 1.', type=int)
2426    p.set_defaults(func=ublk_recover_disk)
2427
2428    def ublk_get_disks(args):
2429        print_dict(rpc.ublk.ublk_get_disks(args.client,
2430                                           ublk_id=args.ublk_id))
2431
2432    p = subparsers.add_parser('ublk_get_disks',
2433                              help='Display full or specified ublk device list')
2434    p.add_argument('-n', '--ublk-id', help="ublk device id. Example: 1", type=int)
2435    p.set_defaults(func=ublk_get_disks)
2436
2437    # nbd
2438    def nbd_start_disk(args):
2439        print(rpc.nbd.nbd_start_disk(args.client,
2440                                     bdev_name=args.bdev_name,
2441                                     nbd_device=args.nbd_device))
2442
2443    p = subparsers.add_parser('nbd_start_disk',
2444                              help='Export a bdev as an nbd disk')
2445    p.add_argument('bdev_name', help='Blockdev name to be exported. Example: Malloc0.')
2446    p.add_argument('nbd_device', help='Nbd device name to be assigned. Example: /dev/nbd0.', nargs='?')
2447    p.set_defaults(func=nbd_start_disk)
2448
2449    def nbd_stop_disk(args):
2450        rpc.nbd.nbd_stop_disk(args.client,
2451                              nbd_device=args.nbd_device)
2452
2453    p = subparsers.add_parser('nbd_stop_disk',
2454                              help='Stop an nbd disk')
2455    p.add_argument('nbd_device', help='Nbd device name to be stopped. Example: /dev/nbd0.')
2456    p.set_defaults(func=nbd_stop_disk)
2457
2458    def nbd_get_disks(args):
2459        print_dict(rpc.nbd.nbd_get_disks(args.client,
2460                                         nbd_device=args.nbd_device))
2461
2462    p = subparsers.add_parser('nbd_get_disks',
2463                              help='Display full or specified nbd device list')
2464    p.add_argument('-n', '--nbd-device', help="Path of the nbd device. Example: /dev/nbd0")
2465    p.set_defaults(func=nbd_get_disks)
2466
2467    # NVMe-oF
2468    def nvmf_set_max_subsystems(args):
2469        rpc.nvmf.nvmf_set_max_subsystems(args.client,
2470                                         max_subsystems=args.max_subsystems)
2471
2472    p = subparsers.add_parser('nvmf_set_max_subsystems',
2473                              help='Set the maximum number of NVMf target subsystems')
2474    p.add_argument('-x', '--max-subsystems', help='Max number of NVMf subsystems', type=int, required=True)
2475    p.set_defaults(func=nvmf_set_max_subsystems)
2476
2477    def nvmf_set_config(args):
2478        rpc.nvmf.nvmf_set_config(args.client,
2479                                 passthru_identify_ctrlr=args.passthru_identify_ctrlr,
2480                                 poll_groups_mask=args.poll_groups_mask,
2481                                 discovery_filter=args.discovery_filter)
2482
2483    p = subparsers.add_parser('nvmf_set_config', help='Set NVMf target config')
2484    p.add_argument('-i', '--passthru-identify-ctrlr', help="""Passthrough fields like serial number and model number
2485    when the controller has a single namespace that is an NVMe bdev""", action='store_true')
2486    p.add_argument('-m', '--poll-groups-mask', help='Set cpumask for NVMf poll groups (optional)', type=str)
2487    p.add_argument('-d', '--discovery-filter', help="""Set discovery filter (optional), possible values are: `match_any` (default) or
2488         comma separated values: `transport`, `address`, `svcid`""", type=str)
2489    p.set_defaults(func=nvmf_set_config)
2490
2491    def nvmf_create_transport(args):
2492        rpc.nvmf.nvmf_create_transport(**vars(args))
2493
2494    p = subparsers.add_parser('nvmf_create_transport', help='Create NVMf transport')
2495    p.add_argument('-t', '--trtype', help='Transport type (ex. RDMA)', type=str, required=True)
2496    p.add_argument('-g', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2497    p.add_argument('-q', '--max-queue-depth', help='Max number of outstanding I/O per queue', type=int)
2498    p.add_argument('-m', '--max-io-qpairs-per-ctrlr', help='Max number of IO qpairs per controller', type=int)
2499    p.add_argument('-c', '--in-capsule-data-size', help='Max number of in-capsule data size', type=int)
2500    p.add_argument('-i', '--max-io-size', help='Max I/O size (bytes)', type=int)
2501    p.add_argument('-u', '--io-unit-size', help='I/O unit size (bytes)', type=int)
2502    p.add_argument('-a', '--max-aq-depth', help='Max number of admin cmds per AQ', type=int)
2503    p.add_argument('-n', '--num-shared-buffers', help='The number of pooled data buffers available to the transport', type=int)
2504    p.add_argument('-b', '--buf-cache-size', help='The number of shared buffers to reserve for each poll group', type=int)
2505    p.add_argument('-z', '--zcopy', action='store_true', help='''Use zero-copy operations if the
2506    underlying bdev supports them''')
2507    p.add_argument('-d', '--num-cqe', help="""The number of CQ entries. Only used when no_srq=true.
2508    Relevant only for RDMA transport""", type=int)
2509    p.add_argument('-s', '--max-srq-depth', help='Max number of outstanding I/O per SRQ. Relevant only for RDMA transport', type=int)
2510    p.add_argument('-r', '--no-srq', action='store_true', help='Disable per-thread shared receive queue. Relevant only for RDMA transport')
2511    p.add_argument('-o', '--c2h-success', action='store_false', help='Disable C2H success optimization. Relevant only for TCP transport')
2512    p.add_argument('-f', '--dif-insert-or-strip', action='store_true', help='Enable DIF insert/strip. Relevant only for TCP transport')
2513    p.add_argument('-y', '--sock-priority', help='The sock priority of the tcp connection. Relevant only for TCP transport', type=int)
2514    p.add_argument('-l', '--acceptor-backlog', help='Pending connections allowed at one time. Relevant only for RDMA transport', type=int)
2515    p.add_argument('-x', '--abort-timeout-sec', help='Abort execution timeout value, in seconds', type=int)
2516    p.add_argument('-w', '--no-wr-batching', action='store_true', help='Disable work requests batching. Relevant only for RDMA transport')
2517    p.add_argument('-e', '--control-msg-num', help="""The number of control messages per poll group.
2518    Relevant only for TCP transport""", type=int)
2519    p.add_argument('-M', '--disable-mappable-bar0', action='store_true', help="""Disable mmap() of BAR0.
2520    Relevant only for VFIO-USER transport""")
2521    p.add_argument('-I', '--disable-adaptive-irq', action='store_true', help="""Disable adaptive interrupt feature.
2522    Relevant only for VFIO-USER transport""")
2523    p.add_argument('-S', '--disable-shadow-doorbells', action='store_true', help="""Disable shadow doorbell support.
2524    Relevant only for VFIO-USER transport""")
2525    p.add_argument('--acceptor-poll-rate', help='Polling interval of the acceptor for incoming connections (usec)', type=int)
2526    p.add_argument('--ack-timeout', help='ACK timeout in milliseconds', type=int)
2527    p.add_argument('--data-wr-pool-size', help='RDMA data WR pool size. Relevant only for RDMA transport', type=int)
2528    p.set_defaults(func=nvmf_create_transport)
2529
2530    def nvmf_get_transports(args):
2531        print_dict(rpc.nvmf.nvmf_get_transports(args.client, trtype=args.trtype, tgt_name=args.tgt_name))
2532
2533    p = subparsers.add_parser('nvmf_get_transports', help='Display nvmf transports or required transport')
2534    p.add_argument('--trtype', help='Transport type (optional)')
2535    p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2536    p.set_defaults(func=nvmf_get_transports)
2537
2538    def nvmf_get_subsystems(args):
2539        print_dict(rpc.nvmf.nvmf_get_subsystems(args.client, nqn=args.nqn, tgt_name=args.tgt_name))
2540
2541    p = subparsers.add_parser('nvmf_get_subsystems', help='Display nvmf subsystems or required subsystem')
2542    p.add_argument('nqn', help='Subsystem NQN (optional)', nargs="?")
2543    p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2544    p.set_defaults(func=nvmf_get_subsystems)
2545
2546    def nvmf_create_subsystem(args):
2547        rpc.nvmf.nvmf_create_subsystem(args.client,
2548                                       nqn=args.nqn,
2549                                       tgt_name=args.tgt_name,
2550                                       serial_number=args.serial_number,
2551                                       model_number=args.model_number,
2552                                       allow_any_host=args.allow_any_host,
2553                                       max_namespaces=args.max_namespaces,
2554                                       ana_reporting=args.ana_reporting,
2555                                       min_cntlid=args.min_cntlid,
2556                                       max_cntlid=args.max_cntlid,
2557                                       max_discard_size_kib=args.max_discard_size,
2558                                       max_write_zeroes_size_kib=args.max_write_zeroes_size)
2559
2560    p = subparsers.add_parser('nvmf_create_subsystem', help='Create an NVMe-oF subsystem')
2561    p.add_argument('nqn', help='Subsystem NQN (ASCII)')
2562    p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2563    p.add_argument("-s", "--serial-number", help="""
2564    Format:  'sn' etc
2565    Example: 'SPDK00000000000001'""")
2566    p.add_argument("-d", "--model-number", help="""
2567    Format:  'mn' etc
2568    Example: 'SPDK Controller'""")
2569    p.add_argument("-a", "--allow-any-host", action='store_true', help="Allow any host to connect (don't enforce allowed host NQN list)")
2570    p.add_argument("-m", "--max-namespaces", help="Maximum number of namespaces allowed",
2571                   type=int)
2572    p.add_argument("-r", "--ana-reporting", action='store_true', help="Enable ANA reporting feature")
2573    p.add_argument("-i", "--min_cntlid", help="Minimum controller ID", type=int)
2574    p.add_argument("-I", "--max_cntlid", help="Maximum controller ID", type=int)
2575    p.add_argument("--max-discard-size", help="Maximum discard size (Kib)", type=int)
2576    p.add_argument("--max-write-zeroes-size", help="Maximum write_zeroes size (Kib)", type=int)
2577    p.set_defaults(func=nvmf_create_subsystem)
2578
2579    def nvmf_delete_subsystem(args):
2580        rpc.nvmf.nvmf_delete_subsystem(args.client,
2581                                       nqn=args.subsystem_nqn,
2582                                       tgt_name=args.tgt_name)
2583
2584    p = subparsers.add_parser('nvmf_delete_subsystem', help='Delete a nvmf subsystem')
2585    p.add_argument('subsystem_nqn',
2586                   help='subsystem nqn to be deleted. Example: nqn.2016-06.io.spdk:cnode1.')
2587    p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2588    p.set_defaults(func=nvmf_delete_subsystem)
2589
2590    def nvmf_subsystem_add_listener(args):
2591        rpc.nvmf.nvmf_subsystem_add_listener(**vars(args))
2592
2593    p = subparsers.add_parser('nvmf_subsystem_add_listener', help='Add a listener to an NVMe-oF subsystem')
2594    p.add_argument('nqn', help='NVMe-oF subsystem NQN (\'discovery\' can be used as shortcut for discovery NQN)')
2595    p.add_argument('-t', '--trtype', help='NVMe-oF transport type: e.g., rdma', required=True)
2596    p.add_argument('-a', '--traddr', help='NVMe-oF transport address: e.g., an ip address', required=True)
2597    p.add_argument('-p', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2598    p.add_argument('-f', '--adrfam', help='NVMe-oF transport adrfam: e.g., ipv4, ipv6, ib, fc, intra_host')
2599    p.add_argument('-s', '--trsvcid', help='NVMe-oF transport service id: e.g., a port number (required for RDMA or TCP)')
2600    p.add_argument('-k', '--secure-channel', help='Immediately establish a secure channel', action="store_true")
2601    p.add_argument('-n', '--ana-state', help='ANA state to set: optimized, non_optimized, or inaccessible', type=str)
2602    p.set_defaults(func=nvmf_subsystem_add_listener)
2603
2604    def nvmf_subsystem_remove_listener(args):
2605        rpc.nvmf.nvmf_subsystem_remove_listener(args.client,
2606                                                nqn=args.nqn,
2607                                                trtype=args.trtype,
2608                                                traddr=args.traddr,
2609                                                tgt_name=args.tgt_name,
2610                                                adrfam=args.adrfam,
2611                                                trsvcid=args.trsvcid)
2612
2613    p = subparsers.add_parser('nvmf_subsystem_remove_listener', help='Remove a listener from an NVMe-oF subsystem')
2614    p.add_argument('nqn', help='NVMe-oF subsystem NQN (\'discovery\' can be used as shortcut for discovery NQN)')
2615    p.add_argument('-t', '--trtype', help='NVMe-oF transport type: e.g., rdma', required=True)
2616    p.add_argument('-a', '--traddr', help='NVMe-oF transport address: e.g., an ip address', required=True)
2617    p.add_argument('-p', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2618    p.add_argument('-f', '--adrfam', help='NVMe-oF transport adrfam: e.g., ipv4, ipv6, ib, fc, intra_host')
2619    p.add_argument('-s', '--trsvcid', help='NVMe-oF transport service id: e.g., a port number (required for TCP and RDMA transport types)')
2620    p.set_defaults(func=nvmf_subsystem_remove_listener)
2621
2622    def nvmf_subsystem_listener_set_ana_state(args):
2623        rpc.nvmf.nvmf_subsystem_listener_set_ana_state(args.client,
2624                                                       nqn=args.nqn,
2625                                                       ana_state=args.ana_state,
2626                                                       trtype=args.trtype,
2627                                                       traddr=args.traddr,
2628                                                       tgt_name=args.tgt_name,
2629                                                       adrfam=args.adrfam,
2630                                                       trsvcid=args.trsvcid,
2631                                                       anagrpid=args.anagrpid)
2632
2633    p = subparsers.add_parser('nvmf_subsystem_listener_set_ana_state', help='Set ANA state of a listener for an NVMe-oF subsystem')
2634    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
2635    p.add_argument('-n', '--ana-state', help='ANA state to set: optimized, non_optimized, or inaccessible', required=True)
2636    p.add_argument('-t', '--trtype', help='NVMe-oF transport type: e.g., rdma', required=True)
2637    p.add_argument('-a', '--traddr', help='NVMe-oF transport address: e.g., an ip address', required=True)
2638    p.add_argument('-p', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2639    p.add_argument('-f', '--adrfam', help='NVMe-oF transport adrfam: e.g., ipv4, ipv6, ib, fc, intra_host')
2640    p.add_argument('-s', '--trsvcid', help='NVMe-oF transport service id: e.g., a port number')
2641    p.add_argument('-g', '--anagrpid', help='ANA group ID (optional)', type=int)
2642    p.set_defaults(func=nvmf_subsystem_listener_set_ana_state)
2643
2644    def nvmf_discovery_add_referral(args):
2645        rpc.nvmf.nvmf_discovery_add_referral(**vars(args))
2646
2647    p = subparsers.add_parser('nvmf_discovery_add_referral', help='Add a discovery service referral to an NVMe-oF target')
2648    p.add_argument('-t', '--trtype', help='NVMe-oF transport type: e.g., rdma', required=True)
2649    p.add_argument('-a', '--traddr', help='NVMe-oF transport address: e.g., an ip address', required=True)
2650    p.add_argument('-p', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2651    p.add_argument('-f', '--adrfam', help='NVMe-oF transport adrfam: e.g., ipv4, ipv6, ib, fc, intra_host')
2652    p.add_argument('-s', '--trsvcid', help='NVMe-oF transport service id: e.g., a port number (required for RDMA or TCP)')
2653    p.add_argument('-k', '--secure-channel', help='The connection to that discovery subsystem requires a secure channel',
2654                   action="store_true")
2655    p.add_argument('-n', '--subnqn', help='Subsystem NQN')
2656    p.set_defaults(func=nvmf_discovery_add_referral)
2657
2658    def nvmf_discovery_remove_referral(args):
2659        rpc.nvmf.nvmf_discovery_remove_referral(args.client,
2660                                                trtype=args.trtype,
2661                                                traddr=args.traddr,
2662                                                tgt_name=args.tgt_name,
2663                                                adrfam=args.adrfam,
2664                                                trsvcid=args.trsvcid,
2665                                                subnqn=args.subnqn)
2666
2667    p = subparsers.add_parser('nvmf_discovery_remove_referral', help='Remove a discovery service referral from an NVMe-oF target')
2668    p.add_argument('-t', '--trtype', help='NVMe-oF transport type: e.g., rdma', required=True)
2669    p.add_argument('-a', '--traddr', help='NVMe-oF transport address: e.g., an ip address', required=True)
2670    p.add_argument('-p', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2671    p.add_argument('-f', '--adrfam', help='NVMe-oF transport adrfam: e.g., ipv4, ipv6, ib, fc, intra_host')
2672    p.add_argument('-s', '--trsvcid', help='NVMe-oF transport service id: e.g., a port number (required for TCP and RDMA transport types)')
2673    p.add_argument('-n', '--subnqn', help='Subsystem NQN')
2674    p.set_defaults(func=nvmf_discovery_remove_referral)
2675
2676    def nvmf_discovery_get_referrals(args):
2677        print_dict(rpc.nvmf.nvmf_discovery_get_referrals(args.client,
2678                                                         tgt_name=args.tgt_name))
2679
2680    p = subparsers.add_parser('nvmf_discovery_get_referrals',
2681                              help='Display discovery subsystem referrals of an NVMe-oF target')
2682    p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2683    p.set_defaults(func=nvmf_discovery_get_referrals)
2684
2685    def nvmf_subsystem_add_ns(args):
2686        rpc.nvmf.nvmf_subsystem_add_ns(**vars(args))
2687
2688    p = subparsers.add_parser('nvmf_subsystem_add_ns', help='Add a namespace to an NVMe-oF subsystem')
2689    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
2690    p.add_argument('bdev_name', help='The name of the bdev that will back this namespace')
2691    p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2692    p.add_argument('-p', '--ptpl-file', help='The persistent reservation storage location (optional)', type=str)
2693    p.add_argument('-n', '--nsid', help='The requested NSID (optional)', type=int)
2694    p.add_argument('-g', '--nguid', help='Namespace globally unique identifier (optional)')
2695    p.add_argument('-e', '--eui64', help='Namespace EUI-64 identifier (optional)')
2696    p.add_argument('-u', '--uuid', help='Namespace UUID (optional)')
2697    p.add_argument('-a', '--anagrpid', help='ANA group ID (optional)', type=int)
2698    p.add_argument('-i', '--no-auto-visible', action='store_true',
2699                   help='Do not auto make namespace visible to controllers (optional)')
2700    p.set_defaults(func=nvmf_subsystem_add_ns)
2701
2702    def nvmf_subsystem_remove_ns(args):
2703        rpc.nvmf.nvmf_subsystem_remove_ns(args.client,
2704                                          nqn=args.nqn,
2705                                          nsid=args.nsid,
2706                                          tgt_name=args.tgt_name)
2707
2708    p = subparsers.add_parser('nvmf_subsystem_remove_ns', help='Remove a namespace to an NVMe-oF subsystem')
2709    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
2710    p.add_argument('nsid', help='The requested NSID', type=int)
2711    p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2712    p.set_defaults(func=nvmf_subsystem_remove_ns)
2713
2714    def nvmf_ns_add_host(args):
2715        rpc.nvmf.nvmf_ns_visible(True,
2716                                 args.client,
2717                                 nqn=args.nqn,
2718                                 nsid=args.nsid,
2719                                 host=args.host,
2720                                 tgt_name=args.tgt_name)
2721
2722    def nvmf_ns_visible_add_args(p):
2723        p.add_argument('nqn', help='NVMe-oF subsystem NQN')
2724        p.add_argument('nsid', help='The requested NSID', type=int)
2725        p.add_argument('host', help='Host NQN to make namespace visible to')
2726        p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2727
2728    p = subparsers.add_parser('nvmf_ns_add_host', help='Make namespace visible to controllers of host')
2729    nvmf_ns_visible_add_args(p)
2730    p.set_defaults(func=nvmf_ns_add_host)
2731
2732    def nvmf_ns_remove_host(args):
2733        rpc.nvmf.nvmf_ns_visible(False,
2734                                 args.client,
2735                                 nqn=args.nqn,
2736                                 nsid=args.nsid,
2737                                 host=args.host,
2738                                 tgt_name=args.tgt_name)
2739
2740    p = subparsers.add_parser('nvmf_ns_remove_host', help='Make namespace not visible to controlelrs of host')
2741    nvmf_ns_visible_add_args(p)
2742    p.set_defaults(func=nvmf_ns_remove_host)
2743
2744    def nvmf_subsystem_add_host(args):
2745        rpc.nvmf.nvmf_subsystem_add_host(args.client,
2746                                         nqn=args.nqn,
2747                                         host=args.host,
2748                                         tgt_name=args.tgt_name,
2749                                         psk=args.psk)
2750
2751    p = subparsers.add_parser('nvmf_subsystem_add_host', help='Add a host to an NVMe-oF subsystem')
2752    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
2753    p.add_argument('host', help='Host NQN to allow')
2754    p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2755    p.add_argument('--psk', help='Path to PSK file for TLS authentication (optional). Only applicable for TCP transport.', type=str)
2756    p.set_defaults(func=nvmf_subsystem_add_host)
2757
2758    def nvmf_subsystem_remove_host(args):
2759        rpc.nvmf.nvmf_subsystem_remove_host(args.client,
2760                                            nqn=args.nqn,
2761                                            host=args.host,
2762                                            tgt_name=args.tgt_name)
2763
2764    p = subparsers.add_parser('nvmf_subsystem_remove_host', help='Remove a host from an NVMe-oF subsystem')
2765    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
2766    p.add_argument('host', help='Host NQN to remove')
2767    p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2768    p.set_defaults(func=nvmf_subsystem_remove_host)
2769
2770    def nvmf_subsystem_allow_any_host(args):
2771        rpc.nvmf.nvmf_subsystem_allow_any_host(args.client,
2772                                               nqn=args.nqn,
2773                                               disable=args.disable,
2774                                               tgt_name=args.tgt_name)
2775
2776    p = subparsers.add_parser('nvmf_subsystem_allow_any_host', help='Allow any host to connect to the subsystem')
2777    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
2778    p.add_argument('-e', '--enable', action='store_true', help='Enable allowing any host')
2779    p.add_argument('-d', '--disable', action='store_true', help='Disable allowing any host')
2780    p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2781    p.set_defaults(func=nvmf_subsystem_allow_any_host)
2782
2783    def nvmf_subsystem_get_controllers(args):
2784        print_dict(rpc.nvmf.nvmf_subsystem_get_controllers(args.client,
2785                                                           nqn=args.nqn,
2786                                                           tgt_name=args.tgt_name))
2787
2788    p = subparsers.add_parser('nvmf_subsystem_get_controllers',
2789                              help='Display controllers of an NVMe-oF subsystem.')
2790    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
2791    p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2792    p.set_defaults(func=nvmf_subsystem_get_controllers)
2793
2794    def nvmf_subsystem_get_qpairs(args):
2795        print_dict(rpc.nvmf.nvmf_subsystem_get_qpairs(args.client,
2796                                                      nqn=args.nqn,
2797                                                      tgt_name=args.tgt_name))
2798
2799    p = subparsers.add_parser('nvmf_subsystem_get_qpairs',
2800                              help='Display queue pairs of an NVMe-oF subsystem.')
2801    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
2802    p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2803    p.set_defaults(func=nvmf_subsystem_get_qpairs)
2804
2805    def nvmf_subsystem_get_listeners(args):
2806        print_dict(rpc.nvmf.nvmf_subsystem_get_listeners(args.client,
2807                                                         nqn=args.nqn,
2808                                                         tgt_name=args.tgt_name))
2809
2810    p = subparsers.add_parser('nvmf_subsystem_get_listeners',
2811                              help='Display listeners of an NVMe-oF subsystem.')
2812    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
2813    p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2814    p.set_defaults(func=nvmf_subsystem_get_listeners)
2815
2816    def nvmf_get_stats(args):
2817        print_dict(rpc.nvmf.nvmf_get_stats(args.client, tgt_name=args.tgt_name))
2818
2819    p = subparsers.add_parser(
2820        'nvmf_get_stats', help='Display current statistics for NVMf subsystem')
2821    p.add_argument('-t', '--tgt-name', help='The name of the parent NVMe-oF target (optional)', type=str)
2822    p.set_defaults(func=nvmf_get_stats)
2823
2824    def nvmf_set_crdt(args):
2825        print_dict(rpc.nvmf.nvmf_set_crdt(args.client, args.crdt1, args.crdt2, args.crdt3))
2826
2827    p = subparsers.add_parser(
2828        'nvmf_set_crdt',
2829        help="""Set the 3 crdt (Command Retry Delay Time) values for NVMf subsystem. All
2830        values are in units of 100 milliseconds (same as the NVM Express specification).""")
2831    p.add_argument('-t1', '--crdt1', help='Command Retry Delay Time 1, in units of 100 milliseconds', type=int)
2832    p.add_argument('-t2', '--crdt2', help='Command Retry Delay Time 2, in units of 100 milliseconds', type=int)
2833    p.add_argument('-t3', '--crdt3', help='Command Retry Delay Time 3, in units of 100 milliseconds', type=int)
2834    p.set_defaults(func=nvmf_set_crdt)
2835
2836    # subsystem
2837    def framework_get_subsystems(args):
2838        print_dict(rpc.subsystem.framework_get_subsystems(args.client))
2839
2840    p = subparsers.add_parser('framework_get_subsystems',
2841                              help="""Print subsystems array in initialization order. Each subsystem
2842    entry contain (unsorted) array of subsystems it depends on.""")
2843    p.set_defaults(func=framework_get_subsystems)
2844
2845    def framework_get_config(args):
2846        print_dict(rpc.subsystem.framework_get_config(args.client, args.name))
2847
2848    p = subparsers.add_parser('framework_get_config', help="""Print subsystem configuration""")
2849    p.add_argument('name', help='Name of subsystem to query')
2850    p.set_defaults(func=framework_get_config)
2851
2852    # vhost
2853    def vhost_controller_set_coalescing(args):
2854        rpc.vhost.vhost_controller_set_coalescing(args.client,
2855                                                  ctrlr=args.ctrlr,
2856                                                  delay_base_us=args.delay_base_us,
2857                                                  iops_threshold=args.iops_threshold)
2858
2859    p = subparsers.add_parser('vhost_controller_set_coalescing', help='Set vhost controller coalescing')
2860    p.add_argument('ctrlr', help='controller name')
2861    p.add_argument('delay_base_us', help='Base delay time', type=int)
2862    p.add_argument('iops_threshold', help='IOPS threshold when coalescing is enabled', type=int)
2863    p.set_defaults(func=vhost_controller_set_coalescing)
2864
2865    def virtio_blk_create_transport(args):
2866        rpc.vhost.virtio_blk_create_transport(**vars(args))
2867
2868    p = subparsers.add_parser('virtio_blk_create_transport',
2869                              help='Create virtio blk transport')
2870    p.add_argument('name', help='transport name')
2871    p.set_defaults(func=virtio_blk_create_transport)
2872
2873    def virtio_blk_get_transports(args):
2874        print_dict(rpc.vhost.virtio_blk_get_transports(args.client, name=args.name))
2875
2876    p = subparsers.add_parser('virtio_blk_get_transports', help='Display virtio-blk transports or requested transport')
2877    p.add_argument('--name', help='Transport name (optional)', type=str)
2878    p.set_defaults(func=virtio_blk_get_transports)
2879
2880    def vhost_create_scsi_controller(args):
2881        rpc.vhost.vhost_create_scsi_controller(args.client,
2882                                               ctrlr=args.ctrlr,
2883                                               cpumask=args.cpumask,
2884                                               delay=args.delay)
2885
2886    p = subparsers.add_parser('vhost_create_scsi_controller', help='Add new vhost controller')
2887    p.add_argument('ctrlr', help='controller name')
2888    p.add_argument('--cpumask', help='cpu mask for this controller')
2889    p.add_argument("--delay", action='store_true', help='whether delay starting controller or not')
2890    p.set_defaults(func=vhost_create_scsi_controller)
2891
2892    def vhost_start_scsi_controller(args):
2893        rpc.vhost.vhost_start_scsi_controller(args.client,
2894                                              ctrlr=args.ctrlr)
2895
2896    p = subparsers.add_parser('vhost_start_scsi_controller', help='Start vhost scsi controller')
2897    p.add_argument('ctrlr', help='controller name')
2898    p.set_defaults(func=vhost_start_scsi_controller)
2899
2900    def vhost_scsi_controller_add_target(args):
2901        print_json(rpc.vhost.vhost_scsi_controller_add_target(args.client,
2902                                                              ctrlr=args.ctrlr,
2903                                                              scsi_target_num=args.scsi_target_num,
2904                                                              bdev_name=args.bdev_name))
2905
2906    p = subparsers.add_parser('vhost_scsi_controller_add_target', help='Add lun to vhost controller')
2907    p.add_argument('ctrlr', help='controller name where add lun')
2908    p.add_argument('scsi_target_num', help='scsi_target_num', type=int)
2909    p.add_argument('bdev_name', help='bdev name')
2910    p.set_defaults(func=vhost_scsi_controller_add_target)
2911
2912    def vhost_scsi_controller_remove_target(args):
2913        rpc.vhost.vhost_scsi_controller_remove_target(args.client,
2914                                                      ctrlr=args.ctrlr,
2915                                                      scsi_target_num=args.scsi_target_num)
2916
2917    p = subparsers.add_parser('vhost_scsi_controller_remove_target',
2918                              help='Remove target from vhost controller')
2919    p.add_argument('ctrlr', help='controller name to remove target from')
2920    p.add_argument('scsi_target_num', help='scsi_target_num', type=int)
2921    p.set_defaults(func=vhost_scsi_controller_remove_target)
2922
2923    def vhost_create_blk_controller(args):
2924        rpc.vhost.vhost_create_blk_controller(**vars(args))
2925
2926    p = subparsers.add_parser('vhost_create_blk_controller', help='Add a new vhost block controller')
2927    p.add_argument('ctrlr', help='controller name')
2928    p.add_argument('dev_name', help='device name')
2929    p.add_argument('--cpumask', help='cpu mask for this controller')
2930    p.add_argument('--transport', help='virtio blk transport name (default: vhost_user_blk)')
2931    p.add_argument("-r", "--readonly", action='store_true', help='Set controller as read-only')
2932    p.add_argument("-p", "--packed_ring", action='store_true', help='Set controller as packed ring supported')
2933    p.set_defaults(func=vhost_create_blk_controller)
2934
2935    def vhost_get_controllers(args):
2936        print_dict(rpc.vhost.vhost_get_controllers(args.client, args.name))
2937
2938    p = subparsers.add_parser('vhost_get_controllers', help='List all or specific vhost controller(s)')
2939    p.add_argument('-n', '--name', help="Name of vhost controller")
2940    p.set_defaults(func=vhost_get_controllers)
2941
2942    def vhost_delete_controller(args):
2943        rpc.vhost.vhost_delete_controller(args.client,
2944                                          ctrlr=args.ctrlr)
2945
2946    p = subparsers.add_parser('vhost_delete_controller', help='Delete a vhost controller')
2947    p.add_argument('ctrlr', help='controller name')
2948    p.set_defaults(func=vhost_delete_controller)
2949
2950    def bdev_virtio_attach_controller(args):
2951        print_array(rpc.vhost.bdev_virtio_attach_controller(args.client,
2952                                                            name=args.name,
2953                                                            trtype=args.trtype,
2954                                                            traddr=args.traddr,
2955                                                            dev_type=args.dev_type,
2956                                                            vq_count=args.vq_count,
2957                                                            vq_size=args.vq_size))
2958
2959    p = subparsers.add_parser('bdev_virtio_attach_controller',
2960                              help="""Attach virtio controller using provided
2961    transport type and device type. This will also create bdevs for any block devices connected to the
2962    controller (for example, SCSI devices for a virtio-scsi controller).
2963    Result is array of added bdevs.""")
2964    p.add_argument('name', help="Use this name as base for new created bdevs")
2965    p.add_argument('-t', '--trtype',
2966                   help='Virtio target transport type: pci or user', required=True)
2967    p.add_argument('-a', '--traddr',
2968                   help='Transport type specific target address: e.g. UNIX domain socket path or BDF', required=True)
2969    p.add_argument('-d', '--dev-type',
2970                   help='Device type: blk or scsi', required=True)
2971    p.add_argument('--vq-count', help='Number of virtual queues to be used.', type=int)
2972    p.add_argument('--vq-size', help='Size of each queue', type=int)
2973    p.set_defaults(func=bdev_virtio_attach_controller)
2974
2975    def bdev_virtio_scsi_get_devices(args):
2976        print_dict(rpc.vhost.bdev_virtio_scsi_get_devices(args.client))
2977
2978    p = subparsers.add_parser('bdev_virtio_scsi_get_devices', help='List all Virtio-SCSI devices.')
2979    p.set_defaults(func=bdev_virtio_scsi_get_devices)
2980
2981    def bdev_virtio_detach_controller(args):
2982        rpc.vhost.bdev_virtio_detach_controller(args.client,
2983                                                name=args.name)
2984
2985    p = subparsers.add_parser('bdev_virtio_detach_controller', help="""Remove a Virtio device
2986    This will delete all bdevs exposed by this device""")
2987    p.add_argument('name', help='Virtio device name. E.g. VirtioUser0')
2988    p.set_defaults(func=bdev_virtio_detach_controller)
2989
2990    def bdev_virtio_blk_set_hotplug(args):
2991        rpc.vhost.bdev_virtio_blk_set_hotplug(args.client, enable=args.enable, period_us=args.period_us)
2992
2993    p = subparsers.add_parser('bdev_virtio_blk_set_hotplug', help='Set hotplug options for bdev virtio_blk type.')
2994    p.add_argument('-d', '--disable', dest='enable', default=False, action='store_false', help="Disable hotplug (default)")
2995    p.add_argument('-e', '--enable', dest='enable', action='store_true', help="Enable hotplug")
2996    p.add_argument('-r', '--period-us',
2997                   help='How often the hotplug is processed for insert and remove events', type=int)
2998    p.set_defaults(func=bdev_virtio_blk_set_hotplug)
2999
3000    # vfio-user target
3001    def vfu_tgt_set_base_path(args):
3002        rpc.vfio_user.vfu_tgt_set_base_path(args.client, path=args.path)
3003
3004    p = subparsers.add_parser('vfu_tgt_set_base_path', help='Set socket base path.')
3005    p.add_argument('path', help='socket base path')
3006    p.set_defaults(func=vfu_tgt_set_base_path)
3007
3008    def vfu_virtio_delete_endpoint(args):
3009        rpc.vfio_user.vfu_virtio_delete_endpoint(args.client, name=args.name)
3010
3011    p = subparsers.add_parser('vfu_virtio_delete_endpoint', help='Delete the PCI device via endpoint name.')
3012    p.add_argument('name', help='Endpoint name')
3013    p.set_defaults(func=vfu_virtio_delete_endpoint)
3014
3015    def vfu_virtio_create_blk_endpoint(args):
3016        rpc.vfio_user.vfu_virtio_create_blk_endpoint(args.client,
3017                                                     name=args.name,
3018                                                     bdev_name=args.bdev_name,
3019                                                     cpumask=args.cpumask,
3020                                                     num_queues=args.num_queues,
3021                                                     qsize=args.qsize,
3022                                                     packed_ring=args.packed_ring)
3023
3024    p = subparsers.add_parser('vfu_virtio_create_blk_endpoint', help='Create virtio-blk endpoint.')
3025    p.add_argument('name', help='Name of the endpoint')
3026    p.add_argument('--bdev-name', help='block device name', type=str, required=True)
3027    p.add_argument('--cpumask', help='CPU masks')
3028    p.add_argument('--num-queues', help='number of vrings', type=int, default=0)
3029    p.add_argument('--qsize', help='number of element for each vring', type=int, default=0)
3030    p.add_argument("--packed-ring", action='store_true', help='Enable packed ring')
3031    p.set_defaults(func=vfu_virtio_create_blk_endpoint)
3032
3033    def vfu_virtio_scsi_add_target(args):
3034        rpc.vfio_user.vfu_virtio_scsi_add_target(args.client,
3035                                                 name=args.name,
3036                                                 scsi_target_num=args.scsi_target_num,
3037                                                 bdev_name=args.bdev_name)
3038
3039    p = subparsers.add_parser('vfu_virtio_scsi_add_target', help='Attach a block device to SCSI target of PCI endpoint.')
3040    p.add_argument('name', help='Name of the endpoint')
3041    p.add_argument('--scsi-target-num', help='number of SCSI Target', type=int, required=True)
3042    p.add_argument('--bdev-name', help='block device name', type=str, required=True)
3043    p.set_defaults(func=vfu_virtio_scsi_add_target)
3044
3045    def vfu_virtio_scsi_remove_target(args):
3046        rpc.vfio_user.vfu_virtio_scsi_remove_target(args.client,
3047                                                    name=args.name,
3048                                                    scsi_target_num=args.scsi_target_num)
3049
3050    p = subparsers.add_parser('vfu_virtio_scsi_remove_target', help='Remove the specified SCSI target of PCI endpoint.')
3051    p.add_argument('name', help='Name of the endpoint')
3052    p.add_argument('--scsi-target-num', help='number of SCSI Target', type=int, required=True)
3053    p.set_defaults(func=vfu_virtio_scsi_remove_target)
3054
3055    def vfu_virtio_create_scsi_endpoint(args):
3056        rpc.vfio_user.vfu_virtio_create_scsi_endpoint(args.client,
3057                                                      name=args.name,
3058                                                      cpumask=args.cpumask,
3059                                                      num_io_queues=args.num_io_queues,
3060                                                      qsize=args.qsize,
3061                                                      packed_ring=args.packed_ring)
3062
3063    p = subparsers.add_parser('vfu_virtio_create_scsi_endpoint', help='Create virtio-scsi endpoint.')
3064    p.add_argument('name', help='Name of the endpoint')
3065    p.add_argument('--cpumask', help='CPU masks')
3066    p.add_argument('--num-io-queues', help='number of IO vrings', type=int, default=0)
3067    p.add_argument('--qsize', help='number of element for each vring', type=int, default=0)
3068    p.add_argument("--packed-ring", action='store_true', help='Enable packed ring')
3069    p.set_defaults(func=vfu_virtio_create_scsi_endpoint)
3070
3071    # accel_fw
3072    def accel_get_opc_assignments(args):
3073        print_dict(rpc.accel.accel_get_opc_assignments(args.client))
3074
3075    p = subparsers.add_parser('accel_get_opc_assignments', help='Get list of opcode name to module assignments.')
3076    p.set_defaults(func=accel_get_opc_assignments)
3077
3078    def accel_get_module_info(args):
3079        print_dict(rpc.accel.accel_get_module_info(args.client))
3080
3081    p = subparsers.add_parser('accel_get_module_info', aliases=['accel_get_engine_info'],
3082                              help='Get list of valid module names and their operations.')
3083    p.set_defaults(func=accel_get_module_info)
3084
3085    def accel_assign_opc(args):
3086        rpc.accel.accel_assign_opc(args.client, opname=args.opname, module=args.module)
3087
3088    p = subparsers.add_parser('accel_assign_opc', help='Manually assign an operation to a module.')
3089    p.add_argument('-o', '--opname', help='opname')
3090    p.add_argument('-m', '--module', help='name of module')
3091    p.set_defaults(func=accel_assign_opc)
3092
3093    def accel_crypto_key_create(args):
3094        print_dict(rpc.accel.accel_crypto_key_create(args.client,
3095                                                     cipher=args.cipher,
3096                                                     key=args.key,
3097                                                     key2=args.key2,
3098                                                     tweak_mode=args.tweak_mode,
3099                                                     name=args.name))
3100
3101    p = subparsers.add_parser('accel_crypto_key_create', help='Create encryption key')
3102    p.add_argument('-c', '--cipher', help='cipher', required=True)
3103    p.add_argument('-k', '--key', help='key', required=True)
3104    p.add_argument('-e', '--key2', help='key2', default=None)
3105    p.add_argument('-t', '--tweak-mode', help='tweak mode', default=None)
3106    p.add_argument('-n', '--name', help='key name', required=True)
3107    p.set_defaults(func=accel_crypto_key_create)
3108
3109    def accel_crypto_key_destroy(args):
3110        print_dict(rpc.accel.accel_crypto_key_destroy(args.client,
3111                                                      key_name=args.name))
3112
3113    p = subparsers.add_parser('accel_crypto_key_destroy', help='Destroy encryption key')
3114    p.add_argument('-n', '--name', help='key name', required=True, type=str)
3115    p.set_defaults(func=accel_crypto_key_destroy)
3116
3117    def accel_crypto_keys_get(args):
3118        print_dict(rpc.accel.accel_crypto_keys_get(args.client,
3119                                                   key_name=args.key_name))
3120
3121    p = subparsers.add_parser('accel_crypto_keys_get', help='Get a list of the crypto keys')
3122    p.add_argument('-k', '--key-name', help='Get information about a specific key', type=str)
3123    p.set_defaults(func=accel_crypto_keys_get)
3124
3125    def accel_set_driver(args):
3126        rpc.accel.accel_set_driver(args.client, name=args.name)
3127
3128    p = subparsers.add_parser('accel_set_driver', help='Select accel platform driver to execute ' +
3129                              'operation chains')
3130    p.add_argument('name', help='name of the platform driver')
3131    p.set_defaults(func=accel_set_driver)
3132
3133    def accel_set_options(args):
3134        rpc.accel.accel_set_options(args.client, args.small_cache_size, args.large_cache_size,
3135                                    args.task_count, args.sequence_count, args.buf_count)
3136
3137    p = subparsers.add_parser('accel_set_options', help='Set accel framework\'s options')
3138    p.add_argument('--small-cache-size', type=int, help='Size of the small iobuf cache')
3139    p.add_argument('--large-cache-size', type=int, help='Size of the large iobuf cache')
3140    p.add_argument('--task-count', type=int, help='Maximum number of tasks per IO channel')
3141    p.add_argument('--sequence-count', type=int, help='Maximum number of sequences per IO channel')
3142    p.add_argument('--buf-count', type=int, help='Maximum number of buffers per IO channel')
3143    p.set_defaults(func=accel_set_options)
3144
3145    def accel_get_stats(args):
3146        print_dict(rpc.accel.accel_get_stats(args.client))
3147
3148    p = subparsers.add_parser('accel_get_stats', help='Display accel framework\'s statistics')
3149    p.set_defaults(func=accel_get_stats)
3150
3151    # ioat
3152    def ioat_scan_accel_module(args):
3153        rpc.ioat.ioat_scan_accel_module(args.client)
3154
3155    p = subparsers.add_parser('ioat_scan_accel_module', aliases=['ioat_scan_accel_engine'],
3156                              help='Enable IOAT accel module offload.')
3157    p.set_defaults(func=ioat_scan_accel_module)
3158
3159    # dpdk compressdev
3160    def compressdev_scan_accel_module(args):
3161        rpc.compressdev.compressdev_scan_accel_module(args.client, pmd=args.pmd)
3162
3163    p = subparsers.add_parser('compressdev_scan_accel_module', help='Scan and enable compressdev module and set pmd option.')
3164    p.add_argument('-p', '--pmd', type=int, help='0 = auto-select, 1= QAT only, 2 = mlx5_pci only')
3165    p.set_defaults(func=compressdev_scan_accel_module)
3166
3167    # dsa
3168    def dsa_scan_accel_module(args):
3169        rpc.dsa.dsa_scan_accel_module(args.client, config_kernel_mode=args.config_kernel_mode)
3170
3171    p = subparsers.add_parser('dsa_scan_accel_module', aliases=['dsa_scan_accel_engine'],
3172                              help='Set config and enable dsa accel module offload.')
3173    p.add_argument('-k', '--config-kernel-mode', help='Use Kernel mode dsa',
3174                   action='store_true', dest='config_kernel_mode')
3175    p.set_defaults(func=dsa_scan_accel_module, config_kernel_mode=None)
3176
3177    # iaa
3178    def iaa_scan_accel_module(args):
3179        rpc.iaa.iaa_scan_accel_module(args.client)
3180
3181    p = subparsers.add_parser('iaa_scan_accel_module', aliases=['iaa_scan_accel_engine'],
3182                              help='Set config and enable iaa accel module offload.')
3183    p.set_defaults(func=iaa_scan_accel_module)
3184
3185    def dpdk_cryptodev_scan_accel_module(args):
3186        rpc.dpdk_cryptodev.dpdk_cryptodev_scan_accel_module(args.client)
3187
3188    p = subparsers.add_parser('dpdk_cryptodev_scan_accel_module',
3189                              help='Enable dpdk_cryptodev accel module offload.')
3190    p.set_defaults(func=dpdk_cryptodev_scan_accel_module)
3191
3192    def dpdk_cryptodev_set_driver(args):
3193        rpc.dpdk_cryptodev.dpdk_cryptodev_set_driver(args.client,
3194                                                     driver_name=args.driver_name)
3195
3196    p = subparsers.add_parser('dpdk_cryptodev_set_driver',
3197                              help='Set the DPDK cryptodev driver.')
3198    p.add_argument('-d', '--driver-name', help='The driver, can be one of crypto_aesni_mb, crypto_qat or mlx5_pci', type=str)
3199    p.set_defaults(func=dpdk_cryptodev_set_driver)
3200
3201    def dpdk_cryptodev_get_driver(args):
3202        print_dict(rpc.dpdk_cryptodev.dpdk_cryptodev_get_driver(args.client))
3203
3204    p = subparsers.add_parser('dpdk_cryptodev_get_driver', help='Get the DPDK cryptodev driver')
3205    p.set_defaults(func=dpdk_cryptodev_get_driver)
3206
3207    # mlx5
3208    def mlx5_scan_accel_module(args):
3209        rpc.mlx5.mlx5_scan_accel_module(args.client,
3210                                        qp_size=args.qp_size,
3211                                        num_requests=args.num_requests)
3212
3213    p = subparsers.add_parser('mlx5_scan_accel_module', help='Enable mlx5 accel module.')
3214    p.add_argument('-q', '--qp-size', type=int, help='QP size')
3215    p.add_argument('-r', '--num-requests', type=int, help='Size of the shared requests pool')
3216    p.set_defaults(func=mlx5_scan_accel_module)
3217
3218    # accel_error
3219    def accel_error_inject_error(args):
3220        rpc.accel.accel_error_inject_error(args.client, opcode=args.opcode,
3221                                           type=args.type, count=args.count,
3222                                           interval=args.interval, errcode=args.errcode)
3223
3224    p = subparsers.add_parser('accel_error_inject_error',
3225                              help='Inject an error to processing accel operation')
3226    p.add_argument('-o', '--opcode', help='Opcode')
3227    p.add_argument('-t', '--type',
3228                   help='Error type ("corrupt": corrupt the data, "failure": fail the operation, "disable": disable error injection)')
3229    p.add_argument('-c', '--count', type=int,
3230                   help='Number of errors to inject on each IO channel (0 to disable error injection)')
3231    p.add_argument('-i', '--interval', type=int, help='Interval between injections')
3232    p.add_argument('--errcode', type=int, help='Error code to inject (only relevant for type=failure)')
3233    p.set_defaults(func=accel_error_inject_error)
3234
3235    # opal
3236    def bdev_nvme_opal_init(args):
3237        rpc.nvme.bdev_nvme_opal_init(args.client,
3238                                     nvme_ctrlr_name=args.nvme_ctrlr_name,
3239                                     password=args.password)
3240
3241    p = subparsers.add_parser('bdev_nvme_opal_init', help='take ownership and activate')
3242    p.add_argument('-b', '--nvme-ctrlr-name', help='nvme ctrlr name')
3243    p.add_argument('-p', '--password', help='password for admin')
3244    p.set_defaults(func=bdev_nvme_opal_init)
3245
3246    def bdev_nvme_opal_revert(args):
3247        rpc.nvme.bdev_nvme_opal_revert(args.client,
3248                                       nvme_ctrlr_name=args.nvme_ctrlr_name,
3249                                       password=args.password)
3250    p = subparsers.add_parser('bdev_nvme_opal_revert', help='Revert to default factory settings')
3251    p.add_argument('-b', '--nvme-ctrlr-name', help='nvme ctrlr name')
3252    p.add_argument('-p', '--password', help='password')
3253    p.set_defaults(func=bdev_nvme_opal_revert)
3254
3255    def bdev_opal_create(args):
3256        print_json(rpc.bdev.bdev_opal_create(args.client,
3257                                             nvme_ctrlr_name=args.nvme_ctrlr_name,
3258                                             nsid=args.nsid,
3259                                             locking_range_id=args.locking_range_id,
3260                                             range_start=args.range_start,
3261                                             range_length=args.range_length,
3262                                             password=args.password))
3263
3264    p = subparsers.add_parser('bdev_opal_create', help="""Create opal bdev on specified NVMe controller""")
3265    p.add_argument('-b', '--nvme-ctrlr-name', help='nvme ctrlr name', required=True)
3266    p.add_argument('-n', '--nsid', help='namespace ID (only support nsid=1 for now)', type=int, required=True)
3267    p.add_argument('-i', '--locking-range-id', help='locking range id', type=int, required=True)
3268    p.add_argument('-s', '--range-start', help='locking range start LBA', type=int, required=True)
3269    p.add_argument('-l', '--range-length', help='locking range length (in blocks)', type=int, required=True)
3270    p.add_argument('-p', '--password', help='admin password', required=True)
3271    p.set_defaults(func=bdev_opal_create)
3272
3273    def bdev_opal_get_info(args):
3274        print_dict(rpc.bdev.bdev_opal_get_info(args.client,
3275                                               bdev_name=args.bdev_name,
3276                                               password=args.password))
3277
3278    p = subparsers.add_parser('bdev_opal_get_info', help='get opal locking range info for this bdev')
3279    p.add_argument('-b', '--bdev-name', help='opal bdev')
3280    p.add_argument('-p', '--password', help='password')
3281    p.set_defaults(func=bdev_opal_get_info)
3282
3283    def bdev_opal_delete(args):
3284        rpc.bdev.bdev_opal_delete(args.client,
3285                                  bdev_name=args.bdev_name,
3286                                  password=args.password)
3287
3288    p = subparsers.add_parser('bdev_opal_delete', help="""delete a virtual opal bdev""")
3289    p.add_argument('-b', '--bdev-name', help='opal virtual bdev', required=True)
3290    p.add_argument('-p', '--password', help='admin password', required=True)
3291    p.set_defaults(func=bdev_opal_delete)
3292
3293    def bdev_opal_new_user(args):
3294        rpc.bdev.bdev_opal_new_user(args.client,
3295                                    bdev_name=args.bdev_name,
3296                                    admin_password=args.admin_password,
3297                                    user_id=args.user_id,
3298                                    user_password=args.user_password)
3299
3300    p = subparsers.add_parser('bdev_opal_new_user', help="""Add a user to opal bdev who can set lock state for this bdev""")
3301    p.add_argument('-b', '--bdev-name', help='opal bdev', required=True)
3302    p.add_argument('-p', '--admin-password', help='admin password', required=True)
3303    p.add_argument('-i', '--user-id', help='ID for new user', type=int, required=True)
3304    p.add_argument('-u', '--user-password', help='password set for this user', required=True)
3305    p.set_defaults(func=bdev_opal_new_user)
3306
3307    def bdev_opal_set_lock_state(args):
3308        rpc.bdev.bdev_opal_set_lock_state(args.client,
3309                                          bdev_name=args.bdev_name,
3310                                          user_id=args.user_id,
3311                                          password=args.password,
3312                                          lock_state=args.lock_state)
3313
3314    p = subparsers.add_parser('bdev_opal_set_lock_state', help="""set lock state for an opal bdev""")
3315    p.add_argument('-b', '--bdev-name', help='opal bdev', required=True)
3316    p.add_argument('-i', '--user-id', help='ID of the user who want to set lock state, either admin or a user assigned to this bdev',
3317                   type=int, required=True)
3318    p.add_argument('-p', '--password', help='password of this user', required=True)
3319    p.add_argument('-l', '--lock-state', help='lock state to set, choose from {readwrite, readonly, rwlock}', required=True)
3320    p.set_defaults(func=bdev_opal_set_lock_state)
3321
3322    # bdev_nvme_send_cmd
3323    def bdev_nvme_send_cmd(args):
3324        print_dict(rpc.nvme.bdev_nvme_send_cmd(args.client,
3325                                               name=args.nvme_name,
3326                                               cmd_type=args.cmd_type,
3327                                               data_direction=args.data_direction,
3328                                               cmdbuf=args.cmdbuf,
3329                                               data=args.data,
3330                                               metadata=args.metadata,
3331                                               data_len=args.data_length,
3332                                               metadata_len=args.metadata_length,
3333                                               timeout_ms=args.timeout_ms))
3334
3335    p = subparsers.add_parser('bdev_nvme_send_cmd', help='NVMe passthrough cmd.')
3336    p.add_argument('-n', '--nvme-name', help="""Name of the operating NVMe controller""")
3337    p.add_argument('-t', '--cmd-type', help="""Type of nvme cmd. Valid values are: admin, io""")
3338    p.add_argument('-r', '--data-direction', help="""Direction of data transfer. Valid values are: c2h, h2c""")
3339    p.add_argument('-c', '--cmdbuf', help="""NVMe command encoded by base64 urlsafe""")
3340    p.add_argument('-d', '--data', help="""Data transferring to controller from host, encoded by base64 urlsafe""")
3341    p.add_argument('-m', '--metadata', help="""Metadata transferring to controller from host, encoded by base64 urlsafe""")
3342    p.add_argument('-D', '--data-length', help="""Data length required to transfer from controller to host""", type=int)
3343    p.add_argument('-M', '--metadata-length', help="""Metadata length required to transfer from controller to host""", type=int)
3344    p.add_argument('-T', '--timeout-ms',
3345                   help="""Command execution timeout value, in milliseconds,  if 0, don't track timeout""", type=int)
3346    p.set_defaults(func=bdev_nvme_send_cmd)
3347
3348    # Notifications
3349    def notify_get_types(args):
3350        print_dict(rpc.notify.notify_get_types(args.client))
3351
3352    p = subparsers.add_parser('notify_get_types', help='List available notifications that user can subscribe to.')
3353    p.set_defaults(func=notify_get_types)
3354
3355    def notify_get_notifications(args):
3356        ret = rpc.notify.notify_get_notifications(args.client,
3357                                                  id=args.id,
3358                                                  max=args.max)
3359        print_dict(ret)
3360
3361    p = subparsers.add_parser('notify_get_notifications', help='Get notifications')
3362    p.add_argument('-i', '--id', help="""First ID to start fetching from""", type=int)
3363    p.add_argument('-n', '--max', help="""Maximum number of notifications to return in response""", type=int)
3364    p.set_defaults(func=notify_get_notifications)
3365
3366    def thread_get_stats(args):
3367        print_dict(rpc.app.thread_get_stats(args.client))
3368
3369    p = subparsers.add_parser(
3370        'thread_get_stats', help='Display current statistics of all the threads')
3371    p.set_defaults(func=thread_get_stats)
3372
3373    def thread_set_cpumask(args):
3374        ret = rpc.app.thread_set_cpumask(args.client,
3375                                         id=args.id,
3376                                         cpumask=args.cpumask)
3377    p = subparsers.add_parser('thread_set_cpumask',
3378                              help="""set the cpumask of the thread whose ID matches to the
3379    specified value. The thread may be migrated to one of the specified CPUs.""")
3380    p.add_argument('-i', '--id', type=int, help='thread ID')
3381    p.add_argument('-m', '--cpumask', help='cpumask for this thread')
3382    p.set_defaults(func=thread_set_cpumask)
3383
3384    def log_enable_timestamps(args):
3385        ret = rpc.app.log_enable_timestamps(args.client,
3386                                            enabled=args.enabled)
3387    p = subparsers.add_parser('log_enable_timestamps',
3388                              help='Enable or disable timestamps.')
3389    p.add_argument('-d', '--disable', dest='enabled', default=False, action='store_false', help="Disable timestamps")
3390    p.add_argument('-e', '--enable', dest='enabled', action='store_true', help="Enable timestamps")
3391    p.set_defaults(func=log_enable_timestamps)
3392
3393    def thread_get_pollers(args):
3394        print_dict(rpc.app.thread_get_pollers(args.client))
3395
3396    p = subparsers.add_parser(
3397        'thread_get_pollers', help='Display current pollers of all the threads')
3398    p.set_defaults(func=thread_get_pollers)
3399
3400    def thread_get_io_channels(args):
3401        print_dict(rpc.app.thread_get_io_channels(args.client))
3402
3403    p = subparsers.add_parser(
3404        'thread_get_io_channels', help='Display current IO channels of all the threads')
3405    p.set_defaults(func=thread_get_io_channels)
3406
3407    def env_dpdk_get_mem_stats(args):
3408        print_dict(rpc.env_dpdk.env_dpdk_get_mem_stats(args.client))
3409
3410    p = subparsers.add_parser(
3411        'env_dpdk_get_mem_stats', help='write the dpdk memory stats to a file.')
3412    p.set_defaults(func=env_dpdk_get_mem_stats)
3413
3414    # blobfs
3415    def blobfs_detect(args):
3416        print(rpc.blobfs.blobfs_detect(args.client,
3417                                       bdev_name=args.bdev_name))
3418
3419    p = subparsers.add_parser('blobfs_detect', help='Detect whether a blobfs exists on bdev')
3420    p.add_argument('bdev_name', help='Blockdev name to detect blobfs. Example: Malloc0.')
3421    p.set_defaults(func=blobfs_detect)
3422
3423    def blobfs_create(args):
3424        print(rpc.blobfs.blobfs_create(args.client,
3425                                       bdev_name=args.bdev_name,
3426                                       cluster_sz=args.cluster_sz))
3427
3428    p = subparsers.add_parser('blobfs_create', help='Build a blobfs on bdev')
3429    p.add_argument('bdev_name', help='Blockdev name to build blobfs. Example: Malloc0.')
3430    p.add_argument('-c', '--cluster-sz',
3431                   help="""Size of cluster in bytes (Optional). Must be multiple of 4KB page size. Default and minimal value is 1M.""")
3432    p.set_defaults(func=blobfs_create)
3433
3434    def blobfs_mount(args):
3435        print(rpc.blobfs.blobfs_mount(args.client,
3436                                      bdev_name=args.bdev_name,
3437                                      mountpoint=args.mountpoint))
3438
3439    p = subparsers.add_parser('blobfs_mount', help='Mount a blobfs on bdev to host path by FUSE')
3440    p.add_argument('bdev_name', help='Blockdev name where the blobfs is. Example: Malloc0.')
3441    p.add_argument('mountpoint', help='Mountpoint path in host to mount blobfs. Example: /mnt/.')
3442    p.set_defaults(func=blobfs_mount)
3443
3444    def blobfs_set_cache_size(args):
3445        print(rpc.blobfs.blobfs_set_cache_size(args.client,
3446                                               size_in_mb=args.size_in_mb))
3447
3448    p = subparsers.add_parser('blobfs_set_cache_size', help='Set cache size for blobfs')
3449    p.add_argument('size_in_mb', help='Cache size for blobfs in megabytes.', type=int)
3450    p.set_defaults(func=blobfs_set_cache_size)
3451
3452    # sock
3453    def sock_impl_get_options(args):
3454        print_json(rpc.sock.sock_impl_get_options(args.client,
3455                                                  impl_name=args.impl))
3456
3457    p = subparsers.add_parser('sock_impl_get_options', help="""Get options of socket layer implementation""")
3458    p.add_argument('-i', '--impl', help='Socket implementation name, e.g. posix', required=True)
3459    p.set_defaults(func=sock_impl_get_options)
3460
3461    def sock_impl_set_options(args):
3462        rpc.sock.sock_impl_set_options(args.client,
3463                                       impl_name=args.impl,
3464                                       recv_buf_size=args.recv_buf_size,
3465                                       send_buf_size=args.send_buf_size,
3466                                       enable_recv_pipe=args.enable_recv_pipe,
3467                                       enable_quickack=args.enable_quickack,
3468                                       enable_placement_id=args.enable_placement_id,
3469                                       enable_zerocopy_send_server=args.enable_zerocopy_send_server,
3470                                       enable_zerocopy_send_client=args.enable_zerocopy_send_client,
3471                                       zerocopy_threshold=args.zerocopy_threshold,
3472                                       tls_version=args.tls_version,
3473                                       enable_ktls=args.enable_ktls)
3474
3475    p = subparsers.add_parser('sock_impl_set_options', help="""Set options of socket layer implementation""")
3476    p.add_argument('-i', '--impl', help='Socket implementation name, e.g. posix', required=True)
3477    p.add_argument('-r', '--recv-buf-size', help='Size of receive buffer on socket in bytes', type=int)
3478    p.add_argument('-s', '--send-buf-size', help='Size of send buffer on socket in bytes', type=int)
3479    p.add_argument('-p', '--enable-placement-id', help='Option for placement-id. 0:disable,1:incoming_napi,2:incoming_cpu', type=int)
3480    p.add_argument('--enable-recv-pipe', help='Enable receive pipe',
3481                   action='store_true', dest='enable_recv_pipe')
3482    p.add_argument('--disable-recv-pipe', help='Disable receive pipe',
3483                   action='store_false', dest='enable_recv_pipe')
3484    p.add_argument('--enable-quickack', help='Enable quick ACK',
3485                   action='store_true', dest='enable_quickack')
3486    p.add_argument('--disable-quickack', help='Disable quick ACK',
3487                   action='store_false', dest='enable_quickack')
3488    p.add_argument('--enable-zerocopy-send-server', help='Enable zerocopy on send for server sockets',
3489                   action='store_true', dest='enable_zerocopy_send_server')
3490    p.add_argument('--disable-zerocopy-send-server', help='Disable zerocopy on send for server sockets',
3491                   action='store_false', dest='enable_zerocopy_send_server')
3492    p.add_argument('--enable-zerocopy-send-client', help='Enable zerocopy on send for client sockets',
3493                   action='store_true', dest='enable_zerocopy_send_client')
3494    p.add_argument('--disable-zerocopy-send-client', help='Disable zerocopy on send for client sockets',
3495                   action='store_false', dest='enable_zerocopy_send_client')
3496    p.add_argument('--zerocopy-threshold', help='Set zerocopy_threshold in bytes', type=int)
3497    p.add_argument('--tls-version', help='TLS protocol version', type=int)
3498    p.add_argument('--enable-ktls', help='Enable Kernel TLS',
3499                   action='store_true', dest='enable_ktls')
3500    p.add_argument('--disable-ktls', help='Disable Kernel TLS',
3501                   action='store_false', dest='enable_ktls')
3502    p.set_defaults(func=sock_impl_set_options, enable_recv_pipe=None, enable_quickack=None,
3503                   enable_placement_id=None, enable_zerocopy_send_server=None, enable_zerocopy_send_client=None,
3504                   zerocopy_threshold=None, tls_version=None, enable_ktls=None)
3505
3506    def sock_set_default_impl(args):
3507        print_json(rpc.sock.sock_set_default_impl(args.client,
3508                                                  impl_name=args.impl))
3509
3510    p = subparsers.add_parser('sock_set_default_impl', help="""Set the default sock implementation""")
3511    p.add_argument('-i', '--impl', help='Socket implementation name, e.g. posix', required=True)
3512    p.set_defaults(func=sock_set_default_impl)
3513
3514    def framework_get_pci_devices(args):
3515        def splitbuf(buf, step):
3516            return [buf[i:i+step] for i in range(0, len(buf), step)]
3517
3518        devices = rpc.subsystem.framework_get_pci_devices(args.client)
3519        if not args.format_lspci:
3520            print_json(devices)
3521        else:
3522            for devid, dev in enumerate(devices):
3523                print('{} device #{}'.format(dev['address'], devid))
3524                for lineid, line in enumerate(splitbuf(dev['config_space'], 32)):
3525                    print('{:02x}: {}'.format(lineid * 16, ' '.join(splitbuf(line.lower(), 2))))
3526                print()
3527
3528    p = subparsers.add_parser('framework_get_pci_devices', help='''Get a list of attached PCI devices''')
3529    p.add_argument('--format-lspci', help='Format the output in a way to be consumed by lspci -F',
3530                   action='store_true')
3531    p.set_defaults(func=framework_get_pci_devices)
3532
3533    # bdev_nvme_add_error_injection
3534    def bdev_nvme_add_error_injection(args):
3535        print_dict(rpc.nvme.bdev_nvme_add_error_injection(args.client,
3536                                                          name=args.nvme_name,
3537                                                          cmd_type=args.cmd_type,
3538                                                          opc=args.opc,
3539                                                          do_not_submit=args.do_not_submit,
3540                                                          timeout_in_us=args.timeout_in_us,
3541                                                          err_count=args.err_count,
3542                                                          sct=args.sct,
3543                                                          sc=args.sc))
3544    p = subparsers.add_parser('bdev_nvme_add_error_injection',
3545                              help='Add a NVMe command error injection.')
3546    p.add_argument('-n', '--nvme-name', help="""Name of the operating NVMe controller""", required=True)
3547    p.add_argument('-t', '--cmd-type', help="""Type of NVMe command. Valid values are: admin, io""", required=True)
3548    p.add_argument('-o', '--opc', help="""Opcode of the NVMe command.""", required=True, type=int)
3549    p.add_argument('-s', '--do-not-submit',
3550                   help="""Set to true if request should not be submitted to the controller""",
3551                   dest="do_not_submit", action='store_true')
3552    p.add_argument('-w', '--timeout-in-us', help="""Wait specified microseconds when do_not_submit is true""", type=int)
3553    p.add_argument('-e', '--err-count', help="""Number of matching NVMe commands to inject errors""", type=int)
3554    p.add_argument('-u', '--sct', help="""Status code type""", type=int)
3555    p.add_argument('-c', '--sc', help="""Status code""", type=int)
3556    p.set_defaults(func=bdev_nvme_add_error_injection)
3557
3558    # bdev_nvme_remove_error_injection
3559    def bdev_nvme_remove_error_injection(args):
3560        print_dict(rpc.nvme.bdev_nvme_remove_error_injection(args.client,
3561                                                             name=args.nvme_name,
3562                                                             cmd_type=args.cmd_type,
3563                                                             opc=args.opc))
3564    p = subparsers.add_parser('bdev_nvme_remove_error_injection',
3565                              help='Removes a NVMe command error injection.')
3566    p.add_argument('-n', '--nvme-name', help="""Name of the operating NVMe controller""", required=True)
3567    p.add_argument('-t', '--cmd-type', help="""Type of nvme cmd. Valid values are: admin, io""", required=True)
3568    p.add_argument('-o', '--opc', help="""Opcode of the nvme cmd.""", required=True, type=int)
3569    p.set_defaults(func=bdev_nvme_remove_error_injection)
3570
3571    def bdev_daos_create(args):
3572        num_blocks = (args.total_size * 1024 * 1024) // args.block_size
3573        print_json(rpc.bdev.bdev_daos_create(args.client,
3574                                             num_blocks=int(num_blocks),
3575                                             block_size=args.block_size,
3576                                             name=args.name,
3577                                             uuid=args.uuid,
3578                                             pool=args.pool,
3579                                             cont=args.cont,
3580                                             oclass=args.oclass))
3581    p = subparsers.add_parser('bdev_daos_create',
3582                              help='Create a bdev with DAOS backend')
3583    p.add_argument('name', help="Name of the bdev")
3584    p.add_argument('pool', help="UUID of the DAOS pool")
3585    p.add_argument('cont', help="UUID of the DAOS container")
3586    p.add_argument(
3587        'total_size', help='Size of DAOS bdev in MB (float > 0)', type=float)
3588    p.add_argument('block_size', help='Block size for this bdev', type=int)
3589    p.add_argument('-u', '--uuid', help="UUID of the bdev")
3590    p.add_argument('-o', '--oclass', help="DAOS object class")
3591    p.set_defaults(func=bdev_daos_create)
3592
3593    def bdev_daos_delete(args):
3594        rpc.bdev.bdev_daos_delete(args.client,
3595                                  name=args.name)
3596
3597    p = subparsers.add_parser('bdev_daos_delete',
3598                              help='Delete a DAOS disk')
3599    p.add_argument('name', help='DAOS bdev name')
3600    p.set_defaults(func=bdev_daos_delete)
3601
3602    def bdev_daos_resize(args):
3603        print_json(rpc.bdev.bdev_daos_resize(args.client,
3604                                             name=args.name,
3605                                             new_size=int(args.new_size)))
3606
3607    p = subparsers.add_parser('bdev_daos_resize',
3608                              help='Resize a DAOS bdev')
3609    p.add_argument('name', help='DAOS bdev name')
3610    p.add_argument('new_size', help='new bdev size for resize operation. The unit is MiB')
3611    p.set_defaults(func=bdev_daos_resize)
3612
3613    def iobuf_set_options(args):
3614        rpc.iobuf.iobuf_set_options(args.client,
3615                                    small_pool_count=args.small_pool_count,
3616                                    large_pool_count=args.large_pool_count,
3617                                    small_bufsize=args.small_bufsize,
3618                                    large_bufsize=args.large_bufsize)
3619    p = subparsers.add_parser('iobuf_set_options', help='Set iobuf pool options')
3620    p.add_argument('--small-pool-count', help='number of small buffers in the global pool', type=int)
3621    p.add_argument('--large-pool-count', help='number of large buffers in the global pool', type=int)
3622    p.add_argument('--small-bufsize', help='size of a small buffer', type=int)
3623    p.add_argument('--large-bufsize', help='size of a large buffer', type=int)
3624    p.set_defaults(func=iobuf_set_options)
3625
3626    def iobuf_get_stats(args):
3627        print_dict(rpc.iobuf.iobuf_get_stats(args.client))
3628
3629    p = subparsers.add_parser('iobuf_get_stats', help='Display iobuf statistics')
3630    p.set_defaults(func=iobuf_get_stats)
3631
3632    def bdev_nvme_start_mdns_discovery(args):
3633        rpc.bdev.bdev_nvme_start_mdns_discovery(args.client,
3634                                                name=args.name,
3635                                                svcname=args.svcname,
3636                                                hostnqn=args.hostnqn)
3637
3638    p = subparsers.add_parser('bdev_nvme_start_mdns_discovery', help='Start mdns based automatic discovery')
3639    p.add_argument('-b', '--name', help="Name of the NVMe controller prefix for each bdev name", required=True)
3640    p.add_argument('-s', '--svcname', help='Service type to discover: e.g., _nvme-disc._tcp', required=True)
3641    p.add_argument('-q', '--hostnqn', help='NVMe-oF host subnqn')
3642    p.set_defaults(func=bdev_nvme_start_mdns_discovery)
3643
3644    def bdev_nvme_stop_mdns_discovery(args):
3645        rpc.bdev.bdev_nvme_stop_mdns_discovery(args.client, name=args.name)
3646
3647    p = subparsers.add_parser('bdev_nvme_stop_mdns_discovery', help='Stop automatic mdns discovery')
3648    p.add_argument('-b', '--name', help="Name of the service to stop", required=True)
3649    p.set_defaults(func=bdev_nvme_stop_mdns_discovery)
3650
3651    def bdev_nvme_get_mdns_discovery_info(args):
3652        print_dict(rpc.bdev.bdev_nvme_get_mdns_discovery_info(args.client))
3653
3654    p = subparsers.add_parser('bdev_nvme_get_mdns_discovery_info', help='Get information about the automatic mdns discovery')
3655    p.set_defaults(func=bdev_nvme_get_mdns_discovery_info)
3656
3657    def keyring_file_add_key(args):
3658        rpc.keyring.keyring_file_add_key(args.client, args.name, args.path)
3659
3660    p = subparsers.add_parser('keyring_file_add_key', help='Add a file-based key to the keyring')
3661    p.add_argument('name', help='Name of the key to add')
3662    p.add_argument('path', help='Path of the file containing the key')
3663    p.set_defaults(func=keyring_file_add_key)
3664
3665    def keyring_file_remove_key(args):
3666        rpc.keyring.keyring_file_remove_key(args.client, args.name)
3667
3668    p = subparsers.add_parser('keyring_file_remove_key', help='Remove a file-based key from the keyring')
3669    p.add_argument('name', help='Name of the key to remove')
3670    p.set_defaults(func=keyring_file_remove_key)
3671
3672    def keyring_get_keys(args):
3673        print_dict(rpc.keyring.keyring_get_keys(args.client))
3674
3675    p = subparsers.add_parser('keyring_get_keys', help='Get a list of registered keys')
3676    p.set_defaults(func=keyring_get_keys)
3677
3678    def keyring_linux_set_options(args):
3679        rpc.keyring.keyring_linux_set_options(args.client, args.enable)
3680
3681    p = subparsers.add_parser('keyring_linux_set_options', help='Set options of the keyring_linux module')
3682    p.add_argument('-e', '--enable', help='Enable keyring_linux module', action='store_true')
3683    p.set_defaults(func=keyring_linux_set_options)
3684
3685    def check_called_name(name):
3686        if name in deprecated_aliases:
3687            print("{} is deprecated, use {} instead.".format(name, deprecated_aliases[name]), file=sys.stderr)
3688
3689    class dry_run_client:
3690        def call(self, method, params=None):
3691            print("Request:\n" + json.dumps({"method": method, "params": params}, indent=2))
3692
3693    def null_print(arg):
3694        pass
3695
3696    def call_rpc_func(args):
3697        args.func(args)
3698        check_called_name(args.called_rpc_name)
3699
3700    def execute_script(parser, client, fd):
3701        executed_rpc = ""
3702        for rpc_call in map(str.rstrip, fd):
3703            if not rpc_call.strip():
3704                continue
3705            executed_rpc = "\n".join([executed_rpc, rpc_call])
3706            rpc_args = shlex.split(rpc_call)
3707            if rpc_args[0][0] == '#':
3708                # Ignore lines starting with # - treat them as comments
3709                continue
3710            args = parser.parse_args(rpc_args)
3711            args.client = client
3712            try:
3713                call_rpc_func(args)
3714            except JSONRPCException as ex:
3715                print("Exception:")
3716                print(executed_rpc.strip() + " <<<")
3717                print(ex.message)
3718                exit(1)
3719
3720    def load_plugin(args):
3721        # Create temporary parser, pull out the plugin parameter, load the module, and then run the real argument parser
3722        plugin_parser = argparse.ArgumentParser(add_help=False)
3723        plugin_parser.add_argument('--plugin', dest='rpc_plugin', help='Module name of plugin with additional RPC commands')
3724
3725        rpc_module = plugin_parser.parse_known_args()[0].rpc_plugin
3726        if args is not None:
3727            rpc_module = plugin_parser.parse_known_args(args)[0].rpc_plugin
3728
3729        if rpc_module in plugins:
3730            return
3731
3732        if rpc_module is not None:
3733            try:
3734                rpc_plugin = importlib.import_module(rpc_module)
3735                try:
3736                    rpc_plugin.spdk_rpc_plugin_initialize(subparsers)
3737                    plugins.append(rpc_module)
3738                except AttributeError:
3739                    print("Module %s does not contain 'spdk_rpc_plugin_initialize' function" % rpc_module)
3740            except ModuleNotFoundError:
3741                print("Module %s not found" % rpc_module)
3742
3743    def replace_arg_underscores(args):
3744        # All option names are defined with dashes only - for example: --tgt-name
3745        # But if user used underscores, convert them to dashes (--tgt_name => --tgt-name)
3746        # SPDK was inconsistent previously and had some options with underscores, so
3747        # doing this conversion ensures backward compatibility with older scripts.
3748        for i in range(len(args)):
3749            arg = args[i]
3750            if arg.startswith('--') and "_" in arg:
3751                opt, *vals = arg.split('=')
3752                args[i] = '='.join([opt.replace('_', '-'), *vals])
3753
3754    plugins = []
3755    load_plugin(None)
3756
3757    replace_arg_underscores(sys.argv)
3758
3759    args = parser.parse_args()
3760
3761    try:
3762        use_go_client = int(os.getenv('SPDK_JSONRPC_GO_CLIENT', 0)) == 1
3763    except ValueError:
3764        use_go_client = False
3765
3766    if sys.stdin.isatty() and not hasattr(args, 'func'):
3767        # No arguments and no data piped through stdin
3768        parser.print_help()
3769        exit(1)
3770    if args.is_server:
3771        for input in sys.stdin:
3772            cmd = shlex.split(input)
3773            replace_arg_underscores(cmd)
3774            try:
3775                load_plugin(cmd)
3776                tmp_args = parser.parse_args(cmd)
3777            except SystemExit as ex:
3778                print("**STATUS=1", flush=True)
3779                continue
3780
3781            try:
3782                if use_go_client:
3783                    tmp_args.client = rpc.client.JSONRPCGoClient(tmp_args.server_addr,
3784                                                                 log_level=getattr(logging, tmp_args.verbose.upper()))
3785                else:
3786                    tmp_args.client = rpc.client.JSONRPCClient(
3787                        tmp_args.server_addr, tmp_args.port, tmp_args.timeout,
3788                        log_level=getattr(logging, tmp_args.verbose.upper()), conn_retries=tmp_args.conn_retries)
3789                call_rpc_func(tmp_args)
3790                print("**STATUS=0", flush=True)
3791            except JSONRPCException as ex:
3792                print(ex.message)
3793                print("**STATUS=1", flush=True)
3794        exit(0)
3795    elif args.dry_run:
3796        args.client = dry_run_client()
3797        print_dict = null_print
3798        print_json = null_print
3799        print_array = null_print
3800    elif args.go_client or use_go_client:
3801        try:
3802            args.client = rpc.client.JSONRPCGoClient(args.server_addr,
3803                                                     log_level=getattr(logging, args.verbose.upper()))
3804        except JSONRPCException as ex:
3805            print(ex.message)
3806            exit(1)
3807    else:
3808        try:
3809            args.client = rpc.client.JSONRPCClient(args.server_addr, args.port, args.timeout,
3810                                                   log_level=getattr(logging, args.verbose.upper()),
3811                                                   conn_retries=args.conn_retries)
3812        except JSONRPCException as ex:
3813            print(ex.message)
3814            exit(1)
3815
3816    if hasattr(args, 'func'):
3817        try:
3818            call_rpc_func(args)
3819        except JSONRPCException as ex:
3820            print(ex.message)
3821            exit(1)
3822    else:
3823        execute_script(parser, args.client, sys.stdin)
3824