xref: /spdk/scripts/rpc.py (revision 5ffa5c003a9ddf6be2bae0496dc20953661ebe1b)
1#!/usr/bin/env python
2
3import argparse
4import rpc
5
6if __name__ == "__main__":
7    parser = argparse.ArgumentParser(
8        description='SPDK RPC command line interface')
9    parser.add_argument('-s', dest='server_addr',
10                        help='RPC server address', default='/var/tmp/spdk.sock')
11    parser.add_argument('-p', dest='port',
12                        help='RPC port number (if server_addr is IP address)',
13                        default=5260, type=int)
14    parser.add_argument('-t', dest='timeout',
15                        help='Timout as a floating point number expressed in seconds waiting for reponse. Default: 60.0',
16                        default=60.0, type=float)
17    parser.add_argument('-v', dest='verbose',
18                        help='Verbose mode', action='store_true')
19    subparsers = parser.add_subparsers(help='RPC methods')
20
21    p = subparsers.add_parser('get_rpc_methods', help='Get list of supported RPC methods')
22    p.set_defaults(func=rpc.get_rpc_methods)
23
24    p = subparsers.add_parser('save_config', help="""Write current (live) configuration of SPDK subsystems and targets.
25    If no filename is given write configuration to stdout.""")
26    p.add_argument('-f', '--filename', help="""File where to save JSON configuration to.""")
27    p.add_argument('-i', '--indent', help="""Indent level. Value less than 0 mean compact mode. If filename is not given default
28    indent level is 2. If writing to file of filename is '-' then default is compact mode.""", type=int, default=2)
29    p.set_defaults(func=rpc.save_config)
30
31    p = subparsers.add_parser('load_config', help="""Configure SPDK subsystems and tagets using JSON RPC. If no file is
32    provided or file is '-' read configuration from stdin.""")
33    p.add_argument('--filename', help="""JSON Configuration file.""")
34    p.set_defaults(func=rpc.load_config)
35
36    # app
37    p = subparsers.add_parser('kill_instance', help='Send signal to instance')
38    p.add_argument('sig_name', help='signal will be sent to server.')
39    p.set_defaults(func=rpc.app.kill_instance)
40
41    p = subparsers.add_parser('context_switch_monitor', help='Control whether the context switch monitor is enabled')
42    p.add_argument('-e', '--enable', action='store_true', help='Enable context switch monitoring')
43    p.add_argument('-d', '--disable', action='store_true', help='Disable context switch monitoring')
44    p.set_defaults(func=rpc.app.context_switch_monitor)
45
46    # bdev
47    p = subparsers.add_parser('construct_malloc_bdev',
48                              help='Add a bdev with malloc backend')
49    p.add_argument('-b', '--name', help="Name of the bdev")
50    p.add_argument('-u', '--uuid', help="UUID of the bdev")
51    p.add_argument(
52        'total_size', help='Size of malloc bdev in MB (int > 0)', type=int)
53    p.add_argument('block_size', help='Block size for this bdev', type=int)
54    p.set_defaults(func=rpc.bdev.construct_malloc_bdev)
55
56    p = subparsers.add_parser('construct_null_bdev',
57                              help='Add a bdev with null backend')
58    p.add_argument('name', help='Block device name')
59    p.add_argument('-u', '--uuid', help='UUID of the bdev')
60    p.add_argument(
61        'total_size', help='Size of null bdev in MB (int > 0)', type=int)
62    p.add_argument('block_size', help='Block size for this bdev', type=int)
63    p.set_defaults(func=rpc.bdev.construct_null_bdev)
64
65    p = subparsers.add_parser('construct_aio_bdev',
66                              help='Add a bdev with aio backend')
67    p.add_argument('filename', help='Path to device or file (ex: /dev/sda)')
68    p.add_argument('name', help='Block device name')
69    p.add_argument('block_size', help='Block size for this bdev', type=int, default=argparse.SUPPRESS)
70    p.set_defaults(func=rpc.bdev.construct_aio_bdev)
71
72    p = subparsers.add_parser('construct_nvme_bdev',
73                              help='Add bdev with nvme backend')
74    p.add_argument('-b', '--name', help="Name of the bdev", required=True)
75    p.add_argument('-t', '--trtype',
76                   help='NVMe-oF target trtype: e.g., rdma, pcie', required=True)
77    p.add_argument('-a', '--traddr',
78                   help='NVMe-oF target address: e.g., an ip address or BDF', required=True)
79    p.add_argument('-f', '--adrfam',
80                   help='NVMe-oF target adrfam: e.g., ipv4, ipv6, ib, fc, intra_host')
81    p.add_argument('-s', '--trsvcid',
82                   help='NVMe-oF target trsvcid: e.g., a port number')
83    p.add_argument('-n', '--subnqn', help='NVMe-oF target subnqn')
84    p.set_defaults(func=rpc.bdev.construct_nvme_bdev)
85
86    p = subparsers.add_parser('construct_rbd_bdev',
87                              help='Add a bdev with ceph rbd backend')
88    p.add_argument('pool_name', help='rbd pool name')
89    p.add_argument('rbd_name', help='rbd image name')
90    p.add_argument('block_size', help='rbd block size', type=int)
91    p.set_defaults(func=rpc.bdev.construct_rbd_bdev)
92
93    p = subparsers.add_parser('construct_error_bdev',
94                              help='Add bdev with error injection backend')
95    p.add_argument('base_name', help='base bdev name')
96    p.set_defaults(func=rpc.bdev.construct_error_bdev)
97
98    p = subparsers.add_parser('construct_pmem_bdev', help='Add a bdev with pmem backend')
99    p.add_argument('pmem_file', help='Path to pmemblk pool file')
100    p.add_argument('-n', '--name', help='Block device name', required=True)
101    p.set_defaults(func=rpc.bdev.construct_pmem_bdev)
102
103    p = subparsers.add_parser(
104        'get_bdevs', help='Display current blockdev list or required blockdev')
105    p.add_argument('-b', '--name', help="Name of the Blockdev. Example: Nvme0n1", required=False)
106    p.set_defaults(func=rpc.bdev.get_bdevs)
107
108    p = subparsers.add_parser(
109        'get_bdevs_config', help='Display current (live) blockdev configuration list or required blockdev')
110    p.add_argument('-b', '--name', help="Name of the Blockdev. Example: Nvme0n1", required=False)
111    p.set_defaults(func=rpc.bdev.get_bdevs_config)
112
113    p = subparsers.add_parser('delete_bdev', help='Delete a blockdev')
114    p.add_argument(
115        'bdev_name', help='Blockdev name to be deleted. Example: Malloc0.')
116    p.set_defaults(func=rpc.bdev.delete_bdev)
117
118    p = subparsers.add_parser('bdev_inject_error', help='bdev inject error')
119    p.add_argument('name', help="""the name of the error injection bdev""")
120    p.add_argument('io_type', help="""io_type: 'clear' 'read' 'write' 'unmap' 'flush' 'all'""")
121    p.add_argument('error_type', help="""error_type: 'failure' 'pending'""")
122    p.add_argument(
123        '-n', '--num', help='the number of commands you want to fail', type=int, default=1)
124    p.set_defaults(func=rpc.bdev.bdev_inject_error)
125
126    p = subparsers.add_parser('apply_firmware', help='Download and commit firmware to NVMe device')
127    p.add_argument('filename', help='filename of the firmware to download')
128    p.add_argument('bdev_name', help='name of the NVMe device')
129    p.set_defaults(func=rpc.bdev.apply_firmware)
130
131    # iSCSI
132    p = subparsers.add_parser(
133        'get_portal_groups', help='Display current portal group configuration')
134    p.set_defaults(func=rpc.iscsi.get_portal_groups)
135
136    p = subparsers.add_parser('get_initiator_groups',
137                              help='Display current initiator group configuration')
138    p.set_defaults(func=rpc.iscsi.get_initiator_groups)
139
140    p = subparsers.add_parser('get_target_nodes', help='Display target nodes')
141    p.set_defaults(func=rpc.iscsi.get_target_nodes)
142
143    p = subparsers.add_parser('construct_target_node',
144                              help='Add a target node')
145    p.add_argument('name', help='Target node name (ASCII)')
146    p.add_argument('alias_name', help='Target node alias name (ASCII)')
147    p.add_argument('bdev_name_id_pairs', help="""Whitespace-separated list of <bdev name:LUN ID> pairs enclosed
148    in quotes.  Format:  'bdev_name0:id0 bdev_name1:id1' etc
149    Example: 'Malloc0:0 Malloc1:1 Malloc5:2'
150    *** The bdevs must pre-exist ***
151    *** LUN0 (id = 0) is required ***
152    *** bdevs names cannot contain space or colon characters ***""")
153    p.add_argument('pg_ig_mappings', help="""List of (Portal_Group_Tag:Initiator_Group_Tag) mappings
154    Whitespace separated, quoted, mapping defined with colon
155    separated list of "tags" (int > 0)
156    Example: '1:1 2:2 2:1'
157    *** The Portal/Initiator Groups must be precreated ***""")
158    p.add_argument('queue_depth', help='Desired target queue depth', type=int)
159    p.add_argument('-g', '--chap-group', help="""Authentication group ID for this target node.
160    *** Authentication group must be precreated ***""", type=int, default=0)
161    p.add_argument('-d', '--disable-chap', help="""CHAP authentication should be disabled for this target node.
162    *** Mutually exclusive with --require-chap ***""", action='store_true')
163    p.add_argument('-r', '--require-chap', help="""CHAP authentication should be required for this target node.
164    *** Mutually exclusive with --disable-chap ***""", action='store_true')
165    p.add_argument(
166        '-m', '--mutual-chap', help='CHAP authentication should be mutual/bidirectional.', action='store_true')
167    p.add_argument('-H', '--header-digest',
168                   help='Header Digest should be required for this target node.', action='store_true')
169    p.add_argument('-D', '--data-digest',
170                   help='Data Digest should be required for this target node.', action='store_true')
171    p.set_defaults(func=rpc.iscsi.construct_target_node)
172
173    p = subparsers.add_parser('target_node_add_lun', help='Add LUN to the target node')
174    p.add_argument('name', help='Target node name (ASCII)')
175    p.add_argument('bdev_name', help="""bdev name enclosed in quotes.
176    *** bdev name cannot contain space or colon characters ***""")
177    p.add_argument('-i', dest='lun_id', help="""LUN ID (integer >= 0)
178    *** If LUN ID is omitted or -1, the lowest free one is assigned ***""", type=int, required=False)
179    p.set_defaults(func=rpc.iscsi.target_node_add_lun)
180
181    p = subparsers.add_parser('add_pg_ig_maps', help='Add PG-IG maps to the target node')
182    p.add_argument('name', help='Target node name (ASCII)')
183    p.add_argument('pg_ig_mappings', help="""List of (Portal_Group_Tag:Initiator_Group_Tag) mappings
184    Whitespace separated, quoted, mapping defined with colon
185    separated list of "tags" (int > 0)
186    Example: '1:1 2:2 2:1'
187    *** The Portal/Initiator Groups must be precreated ***""")
188    p.set_defaults(func=rpc.iscsi.add_pg_ig_maps)
189
190    p = subparsers.add_parser('delete_pg_ig_maps', help='Delete PG-IG maps from the target node')
191    p.add_argument('name', help='Target node name (ASCII)')
192    p.add_argument('pg_ig_mappings', help="""List of (Portal_Group_Tag:Initiator_Group_Tag) mappings
193    Whitespace separated, quoted, mapping defined with colon
194    separated list of "tags" (int > 0)
195    Example: '1:1 2:2 2:1'
196    *** The Portal/Initiator Groups must be precreated ***""")
197    p.set_defaults(func=rpc.iscsi.delete_pg_ig_maps)
198
199    p = subparsers.add_parser('add_portal_group', help='Add a portal group')
200    p.add_argument(
201        'tag', help='Portal group tag (unique, integer > 0)', type=int)
202    p.add_argument('portal_list', nargs=argparse.REMAINDER, help="""List of portals in 'host:port@cpumask' format, separated by whitespace
203    (cpumask is optional and can be skipped)
204    Example: '192.168.100.100:3260' '192.168.100.100:3261' '192.168.100.100:3262@0x1""")
205    p.set_defaults(func=rpc.iscsi.add_portal_group)
206
207    p = subparsers.add_parser('add_initiator_group',
208                              help='Add an initiator group')
209    p.add_argument(
210        'tag', help='Initiator group tag (unique, integer > 0)', type=int)
211    p.add_argument('initiator_list', help="""Whitespace-separated list of initiator hostnames or IP addresses,
212    enclosed in quotes.  Example: 'ANY' or '127.0.0.1 192.168.200.100'""")
213    p.add_argument('netmask_list', help="""Whitespace-separated list of initiator netmasks enclosed in quotes.
214    Example: '255.255.0.0 255.248.0.0' etc""")
215    p.set_defaults(func=rpc.iscsi.add_initiator_group)
216
217    p = subparsers.add_parser('add_initiators_to_initiator_group',
218                              help='Add initiators to an existing initiator group')
219    p.add_argument(
220        'tag', help='Initiator group tag (unique, integer > 0)', type=int)
221    p.add_argument('-n', dest='initiator_list', help="""Whitespace-separated list of initiator hostnames or IP addresses,
222    enclosed in quotes.  This parameter can be omitted.  Example: 'ANY' or '127.0.0.1 192.168.200.100'""", required=False)
223    p.add_argument('-m', dest='netmask_list', help="""Whitespace-separated list of initiator netmasks enclosed in quotes.
224    This parameter can be omitted.  Example: '255.255.0.0 255.248.0.0' etc""", required=False)
225    p.set_defaults(func=rpc.iscsi.add_initiators_to_initiator_group)
226
227    p = subparsers.add_parser('delete_initiators_from_initiator_group',
228                              help='Delete initiators from an existing initiator group')
229    p.add_argument(
230        'tag', help='Initiator group tag (unique, integer > 0)', type=int)
231    p.add_argument('-n', dest='initiator_list', help="""Whitespace-separated list of initiator hostnames or IP addresses,
232    enclosed in quotes.  This parameter can be omitted.  Example: 'ANY' or '127.0.0.1 192.168.200.100'""", required=False)
233    p.add_argument('-m', dest='netmask_list', help="""Whitespace-separated list of initiator netmasks enclosed in quotes.
234    This parameter can be omitted.  Example: '255.255.0.0 255.248.0.0' etc""", required=False)
235    p.set_defaults(func=rpc.iscsi.delete_initiators_from_initiator_group)
236
237    p = subparsers.add_parser('delete_target_node',
238                              help='Delete a target node')
239    p.add_argument('target_node_name',
240                   help='Target node name to be deleted. Example: iqn.2016-06.io.spdk:disk1.')
241    p.set_defaults(func=rpc.iscsi.delete_target_node)
242
243    p = subparsers.add_parser('delete_portal_group',
244                              help='Delete a portal group')
245    p.add_argument(
246        'tag', help='Portal group tag (unique, integer > 0)', type=int)
247    p.set_defaults(func=rpc.iscsi.delete_portal_group)
248
249    p = subparsers.add_parser('delete_initiator_group',
250                              help='Delete an initiator group')
251    p.add_argument(
252        'tag', help='Initiator group tag (unique, integer > 0)', type=int)
253    p.set_defaults(func=rpc.iscsi.delete_initiator_group)
254
255    p = subparsers.add_parser('get_iscsi_connections',
256                              help='Display iSCSI connections')
257    p.set_defaults(func=rpc.iscsi.get_iscsi_connections)
258
259    p = subparsers.add_parser('get_iscsi_global_params', help='Display iSCSI global parameters')
260    p.set_defaults(func=rpc.iscsi.get_iscsi_global_params)
261
262    p = subparsers.add_parser('get_scsi_devices', help='Display SCSI devices')
263    p.set_defaults(func=rpc.iscsi.get_scsi_devices)
264
265    # log
266    p = subparsers.add_parser('set_trace_flag', help='set trace flag')
267    p.add_argument(
268        'flag', help='trace mask we want to set. (for example "debug").')
269    p.set_defaults(func=rpc.log.set_trace_flag)
270
271    p = subparsers.add_parser('clear_trace_flag', help='clear trace flag')
272    p.add_argument(
273        'flag', help='trace mask we want to clear. (for example "debug").')
274    p.set_defaults(func=rpc.log.clear_trace_flag)
275
276    p = subparsers.add_parser('get_trace_flags', help='get trace flags')
277    p.set_defaults(func=rpc.log.get_trace_flags)
278
279    p = subparsers.add_parser('set_log_level', help='set log level')
280    p.add_argument('level', help='log level we want to set. (for example "DEBUG").')
281    p.set_defaults(func=rpc.log.set_log_level)
282
283    p = subparsers.add_parser('get_log_level', help='get log level')
284    p.set_defaults(func=rpc.log.get_log_level)
285
286    p = subparsers.add_parser('set_log_print_level', help='set log print level')
287    p.add_argument('level', help='log print level we want to set. (for example "DEBUG").')
288    p.set_defaults(func=rpc.log.set_log_print_level)
289
290    p = subparsers.add_parser('get_log_print_level', help='get log print level')
291    p.set_defaults(func=rpc.log.get_log_print_level)
292
293    # lvol
294    p = subparsers.add_parser('construct_lvol_store', help='Add logical volume store on base bdev')
295    p.add_argument('bdev_name', help='base bdev name')
296    p.add_argument('lvs_name', help='name for lvol store')
297    p.add_argument('-c', '--cluster-sz', help='size of cluster (in bytes)', type=int, required=False)
298    p.set_defaults(func=rpc.lvol.construct_lvol_store)
299
300    p = subparsers.add_parser('rename_lvol_store', help='Change logical volume store name')
301    p.add_argument('old_name', help='old name')
302    p.add_argument('new_name', help='new name')
303    p.set_defaults(func=rpc.lvol.rename_lvol_store)
304
305    p = subparsers.add_parser('construct_lvol_bdev', help='Add a bdev with an logical volume backend')
306    p.add_argument('-u', '--uuid', help='lvol store UUID', required=False)
307    p.add_argument('-l', '--lvs_name', help='lvol store name', required=False)
308    p.add_argument('-t', '--thin-provision', action='store_true', help='create lvol bdev as thin provisioned')
309    p.add_argument('lvol_name', help='name for this lvol')
310    p.add_argument('size', help='size in MiB for this bdev', type=int)
311    p.set_defaults(func=rpc.lvol.construct_lvol_bdev)
312
313    p = subparsers.add_parser('rename_lvol_bdev', help='Change lvol bdev name')
314    p.add_argument('old_name', help='lvol bdev name')
315    p.add_argument('new_name', help='new lvol name')
316    p.set_defaults(func=rpc.lvol.rename_lvol_bdev)
317
318    # Logical volume resize feature is disabled, as it is currently work in progress
319    # p = subparsers.add_parser('resize_lvol_bdev', help='Resize existing lvol bdev')
320    # p.add_argument('name', help='lvol bdev name')
321    # p.add_argument('size', help='new size in MiB for this bdev', type=int)
322    # p.set_defaults(func=rpc.lvol.resize_lvol_bdev)
323
324    p = subparsers.add_parser('destroy_lvol_store', help='Destroy an logical volume store')
325    p.add_argument('-u', '--uuid', help='lvol store UUID', required=False)
326    p.add_argument('-l', '--lvs_name', help='lvol store name', required=False)
327    p.set_defaults(func=rpc.lvol.destroy_lvol_store)
328
329    p = subparsers.add_parser('get_lvol_stores', help='Display current logical volume store list')
330    p.add_argument('-u', '--uuid', help='lvol store UUID', required=False)
331    p.add_argument('-l', '--lvs_name', help='lvol store name', required=False)
332    p.set_defaults(func=rpc.lvol.get_lvol_stores)
333
334    # nbd
335    p = subparsers.add_parser('start_nbd_disk', help='Export a bdev as a nbd disk')
336    p.add_argument('bdev_name', help='Blockdev name to be exported. Example: Malloc0.')
337    p.add_argument('nbd_device', help='Nbd device name to be assigned. Example: /dev/nbd0.')
338    p.set_defaults(func=rpc.nbd.start_nbd_disk)
339
340    p = subparsers.add_parser('stop_nbd_disk', help='Stop a nbd disk')
341    p.add_argument('nbd_device', help='Nbd device name to be stopped. Example: /dev/nbd0.')
342    p.set_defaults(func=rpc.nbd.stop_nbd_disk)
343
344    p = subparsers.add_parser('get_nbd_disks', help='Display full or specified nbd device list')
345    p.add_argument('-n', '--nbd_device', help="Path of the nbd device. Example: /dev/nbd0", required=False)
346    p.set_defaults(func=rpc.nbd.get_nbd_disks)
347
348    # net
349    p = subparsers.add_parser('add_ip_address', help='Add IP address')
350    p.add_argument('ifc_index', help='ifc index of the nic device.', type=int)
351    p.add_argument('ip_addr', help='ip address will be added.')
352    p.set_defaults(func=rpc.net.add_ip_address)
353
354    p = subparsers.add_parser('delete_ip_address', help='Delete IP address')
355    p.add_argument('ifc_index', help='ifc index of the nic device.', type=int)
356    p.add_argument('ip_addr', help='ip address will be deleted.')
357    p.set_defaults(func=rpc.net.delete_ip_address)
358
359    p = subparsers.add_parser(
360        'get_interfaces', help='Display current interface list')
361    p.set_defaults(func=rpc.net.get_interfaces)
362
363    # NVMe-oF
364    p = subparsers.add_parser('get_nvmf_subsystems',
365                              help='Display nvmf subsystems')
366    p.set_defaults(func=rpc.nvmf.get_nvmf_subsystems)
367
368    p = subparsers.add_parser('construct_nvmf_subsystem', help='Add a nvmf subsystem')
369    p.add_argument('nqn', help='Target nqn(ASCII)')
370    p.add_argument('listen', help="""comma-separated list of Listen <trtype:transport_name traddr:address trsvcid:port_id> pairs enclosed
371    in quotes.  Format:  'trtype:transport0 traddr:traddr0 trsvcid:trsvcid0,trtype:transport1 traddr:traddr1 trsvcid:trsvcid1' etc
372    Example: 'trtype:RDMA traddr:192.168.100.8 trsvcid:4420,trtype:RDMA traddr:192.168.100.9 trsvcid:4420'""")
373    p.add_argument('hosts', help="""Whitespace-separated list of host nqn list.
374    Format:  'nqn1 nqn2' etc
375    Example: 'nqn.2016-06.io.spdk:init nqn.2016-07.io.spdk:init'""")
376    p.add_argument("-a", "--allow-any-host", action='store_true', help="Allow any host to connect (don't enforce host NQN whitelist)")
377    p.add_argument("-s", "--serial_number", help="""
378    Format:  'sn' etc
379    Example: 'SPDK00000000000001'""", default='0000:00:01.0')
380    p.add_argument("-n", "--namespaces", help="""Whitespace-separated list of namespaces
381    Format:  'bdev_name1[:nsid1] bdev_name2[:nsid2] bdev_name3[:nsid3]' etc
382    Example: '1:Malloc0 2:Malloc1 3:Malloc2'
383    *** The devices must pre-exist ***""")
384    p.set_defaults(func=rpc.nvmf.construct_nvmf_subsystem)
385
386    p = subparsers.add_parser('delete_nvmf_subsystem',
387                              help='Delete a nvmf subsystem')
388    p.add_argument('subsystem_nqn',
389                   help='subsystem nqn to be deleted. Example: nqn.2016-06.io.spdk:cnode1.')
390    p.set_defaults(func=rpc.nvmf.delete_nvmf_subsystem)
391
392    p = subparsers.add_parser('nvmf_subsystem_add_listener', help='Add a listener to an NVMe-oF subsystem')
393    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
394    p.add_argument('-t', '--trtype', help='NVMe-oF transport type: e.g., rdma', required=True)
395    p.add_argument('-a', '--traddr', help='NVMe-oF transport address: e.g., an ip address', required=True)
396    p.add_argument('-f', '--adrfam', help='NVMe-oF transport adrfam: e.g., ipv4, ipv6, ib, fc, intra_host')
397    p.add_argument('-s', '--trsvcid', help='NVMe-oF transport service id: e.g., a port number')
398    p.set_defaults(func=rpc.nvmf.nvmf_subsystem_add_listener)
399
400    p = subparsers.add_parser('nvmf_subsystem_remove_listener', help='Remove a listener from an NVMe-oF subsystem')
401    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
402    p.add_argument('-t', '--trtype', help='NVMe-oF transport type: e.g., rdma', required=True)
403    p.add_argument('-a', '--traddr', help='NVMe-oF transport address: e.g., an ip address', required=True)
404    p.add_argument('-f', '--adrfam', help='NVMe-oF transport adrfam: e.g., ipv4, ipv6, ib, fc, intra_host')
405    p.add_argument('-s', '--trsvcid', help='NVMe-oF transport service id: e.g., a port number')
406    p.set_defaults(func=rpc.nvmf.nvmf_subsystem_remove_listener)
407
408    p = subparsers.add_parser('nvmf_subsystem_add_ns', help='Add a namespace to an NVMe-oF subsystem')
409    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
410    p.add_argument('bdev_name', help='The name of the bdev that will back this namespace')
411    p.add_argument('-n', '--nsid', help='The requested NSID (optional)', type=int)
412    p.add_argument('-g', '--nguid', help='Namespace globally unique identifier (optional)')
413    p.add_argument('-e', '--eui64', help='Namespace EUI-64 identifier (optional)')
414    p.set_defaults(func=rpc.nvmf.nvmf_subsystem_add_ns)
415
416    p = subparsers.add_parser('nvmf_subsystem_remove_ns', help='Remove a namespace to an NVMe-oF subsystem')
417    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
418    p.add_argument('nsid', help='The requested NSID', type=int)
419    p.set_defaults(func=rpc.nvmf.nvmf_subsystem_remove_ns)
420
421    p = subparsers.add_parser('nvmf_subsystem_add_host', help='Add a host to an NVMe-oF subsystem')
422    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
423    p.add_argument('host', help='Host NQN to allow')
424    p.set_defaults(func=rpc.nvmf.nvmf_subsystem_add_host)
425
426    p = subparsers.add_parser('nvmf_subsystem_remove_host', help='Remove a host from an NVMe-oF subsystem')
427    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
428    p.add_argument('host', help='Host NQN to remove')
429    p.set_defaults(func=rpc.nvmf.nvmf_subsystem_remove_host)
430
431    p = subparsers.add_parser('nvmf_subsystem_allow_any_host', help='Allow any host to connect to the subsystem')
432    p.add_argument('nqn', help='NVMe-oF subsystem NQN')
433    p.add_argument('-e', '--enable', action='store_true', help='Enable allowing any host')
434    p.add_argument('-d', '--disable', action='store_true', help='Disable allowing any host')
435    p.set_defaults(func=rpc.nvmf.nvmf_subsystem_allow_any_host)
436
437    # pmem
438    p = subparsers.add_parser('create_pmem_pool', help='Create pmem pool')
439    p.add_argument('pmem_file', help='Path to pmemblk pool file')
440    p.add_argument('total_size', help='Size of malloc bdev in MB (int > 0)', type=int)
441    p.add_argument('block_size', help='Block size for this pmem pool', type=int)
442    p.set_defaults(func=rpc.pmem.create_pmem_pool)
443
444    p = subparsers.add_parser('pmem_pool_info', help='Display pmem pool info and check consistency')
445    p.add_argument('pmem_file', help='Path to pmemblk pool file')
446    p.set_defaults(func=rpc.pmem.pmem_pool_info)
447
448    p = subparsers.add_parser('delete_pmem_pool', help='Delete pmem pool')
449    p.add_argument('pmem_file', help='Path to pmemblk pool file')
450    p.set_defaults(func=rpc.pmem.delete_pmem_pool)
451
452    # subsystem
453    p = subparsers.add_parser('get_subsystems', help=""""Print subsystems array in initialization order. Each subsystem
454    entry contain (unsorted) array of subsystems it depends on.""")
455    p.set_defaults(func=rpc.subsystem.get_subsystems)
456
457    p = subparsers.add_parser('get_subsystem_config', help=""""Print subsystem configuration""")
458    p.add_argument('name', help='Name of subsystem to query')
459    p.set_defaults(func=rpc.subsystem.get_subsystem_config)
460
461    # vhost
462    p = subparsers.add_parser('set_vhost_controller_coalescing', help='Set vhost controller coalescing')
463    p.add_argument('ctrlr', help='controller name')
464    p.add_argument('delay_base_us', help='Base delay time', type=int)
465    p.add_argument('iops_threshold', help='IOPS threshold when coalescing is enabled', type=int)
466    p.set_defaults(func=rpc.vhost.set_vhost_controller_coalescing)
467
468    p = subparsers.add_parser(
469        'construct_vhost_scsi_controller', help='Add new vhost controller')
470    p.add_argument('ctrlr', help='controller name')
471    p.add_argument('--cpumask', help='cpu mask for this controller')
472    p.set_defaults(func=rpc.vhost.construct_vhost_scsi_controller)
473
474    p = subparsers.add_parser('add_vhost_scsi_lun',
475                              help='Add lun to vhost controller')
476    p.add_argument('ctrlr', help='conntroller name where add lun')
477    p.add_argument('scsi_target_num', help='scsi_target_num', type=int)
478    p.add_argument('bdev_name', help='bdev name')
479    p.set_defaults(func=rpc.vhost.add_vhost_scsi_lun)
480
481    p = subparsers.add_parser('remove_vhost_scsi_target', help='Remove target from vhost controller')
482    p.add_argument('ctrlr', help='controller name to remove target from')
483    p.add_argument('scsi_target_num', help='scsi_target_num', type=int)
484    p.set_defaults(func=rpc.vhost.remove_vhost_scsi_target)
485
486    p = subparsers.add_parser('construct_vhost_blk_controller', help='Add a new vhost block controller')
487    p.add_argument('ctrlr', help='controller name')
488    p.add_argument('dev_name', help='device name')
489    p.add_argument('--cpumask', help='cpu mask for this controller')
490    p.add_argument("-r", "--readonly", action='store_true', help='Set controller as read-only')
491    p.set_defaults(func=rpc.vhost.construct_vhost_blk_controller)
492
493    p = subparsers.add_parser('get_vhost_controllers', help='List vhost controllers')
494    p.set_defaults(func=rpc.vhost.get_vhost_controllers)
495
496    p = subparsers.add_parser('remove_vhost_controller', help='Remove a vhost controller')
497    p.add_argument('ctrlr', help='controller name')
498    p.set_defaults(func=rpc.vhost.remove_vhost_controller)
499
500    p = subparsers.add_parser('construct_virtio_user_scsi_bdev', help="""Connect to virtio user scsi device.
501    This imply scan and add bdevs offered by remote side.
502    Result is array of added bdevs.""")
503    p.add_argument('path', help='Path to Virtio SCSI socket')
504    p.add_argument('name', help="""Use this name as base instead of 'VirtioScsiN'
505    Base will be used to construct new bdev's found on target by adding 't<TARGET_ID>' sufix.""")
506    p.add_argument('--vq-count', help='Number of virtual queues to be used.', type=int)
507    p.add_argument('--vq-size', help='Size of each queue', type=int)
508    p.set_defaults(func=rpc.vhost.construct_virtio_user_scsi_bdev)
509
510    p = subparsers.add_parser('construct_virtio_pci_scsi_bdev', help="""Create a Virtio
511    SCSI device from a virtio-pci device.""")
512    p.add_argument('pci_address', help="""PCI address in domain:bus:device.function format or
513    domain.bus.device.function format""")
514    p.add_argument('name', help="""Name for the virtio device.
515    It will be inhereted by all created bdevs, which are named n the following format: <name>t<target_id>""")
516    p.set_defaults(func=rpc.vhost.construct_virtio_pci_scsi_bdev)
517
518    p = subparsers.add_parser('remove_virtio_scsi_bdev', help="""Remove a Virtio-SCSI device
519    This will delete all bdevs exposed by this device""")
520    p.add_argument('name', help='Virtio device name. E.g. VirtioUser0')
521    p.set_defaults(func=rpc.vhost.remove_virtio_scsi_bdev)
522
523    p = subparsers.add_parser('construct_virtio_user_blk_bdev', help='Connect to a virtio user blk device.')
524    p.add_argument('path', help='Path to Virtio BLK socket')
525    p.add_argument('name', help='Name for the bdev')
526    p.add_argument('--vq-count', help='Number of virtual queues to be used.', type=int)
527    p.add_argument('--vq-size', help='Size of each queue', type=int)
528    p.set_defaults(func=rpc.vhost.construct_virtio_user_blk_bdev)
529
530    p = subparsers.add_parser('construct_virtio_pci_scsi_bdev', help='Create a Virtio Blk device from a virtio-pci device.')
531    p.add_argument('pci_address', help="""PCI address in domain:bus:device.function format or
532    domain.bus.device.function format""")
533    p.add_argument('name', help='Name for the bdev')
534    p.set_defaults(func=rpc.vhost.construct_virtio_pci_blk_bdev)
535
536    args = parser.parse_args()
537
538    args.client = rpc.client.JSONRPCClient(args.server_addr, args.port, args.verbose, args.timeout)
539    args.func(args)
540