Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 1 | /* |
| 2 | * HMP commands related to migration |
| 3 | * |
| 4 | * Copyright IBM, Corp. 2011 |
| 5 | * |
| 6 | * Authors: |
| 7 | * Anthony Liguori <aliguori@us.ibm.com> |
| 8 | * |
| 9 | * This work is licensed under the terms of the GNU GPL, version 2. See |
| 10 | * the COPYING file in the top-level directory. |
| 11 | * |
| 12 | * Contributions after 2012-01-13 are licensed under the terms of the |
| 13 | * GNU GPL, version 2 or (at your option) any later version. |
| 14 | */ |
| 15 | |
| 16 | #include "qemu/osdep.h" |
| 17 | #include "block/qapi.h" |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 18 | #include "migration/snapshot.h" |
| 19 | #include "monitor/hmp.h" |
| 20 | #include "monitor/monitor.h" |
| 21 | #include "qapi/error.h" |
| 22 | #include "qapi/qapi-commands-migration.h" |
| 23 | #include "qapi/qapi-visit-migration.h" |
| 24 | #include "qapi/qmp/qdict.h" |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 25 | #include "qapi/string-input-visitor.h" |
| 26 | #include "qapi/string-output-visitor.h" |
| 27 | #include "qemu/cutils.h" |
| 28 | #include "qemu/error-report.h" |
| 29 | #include "qemu/sockets.h" |
| 30 | #include "sysemu/runstate.h" |
| 31 | #include "ui/qemu-spice.h" |
Juan Quintela | c938157 | 2023-02-22 17:18:05 +0100 | [diff] [blame] | 32 | #include "sysemu/sysemu.h" |
Juan Quintela | 17cd011 | 2023-10-17 19:23:03 +0200 | [diff] [blame] | 33 | #include "options.h" |
Juan Quintela | c938157 | 2023-02-22 17:18:05 +0100 | [diff] [blame] | 34 | #include "migration.h" |
| 35 | |
| 36 | static void migration_global_dump(Monitor *mon) |
| 37 | { |
| 38 | MigrationState *ms = migrate_get_current(); |
| 39 | |
| 40 | monitor_printf(mon, "globals:\n"); |
| 41 | monitor_printf(mon, "store-global-state: %s\n", |
| 42 | ms->store_global_state ? "on" : "off"); |
| 43 | monitor_printf(mon, "only-migratable: %s\n", |
| 44 | only_migratable ? "on" : "off"); |
| 45 | monitor_printf(mon, "send-configuration: %s\n", |
| 46 | ms->send_configuration ? "on" : "off"); |
| 47 | monitor_printf(mon, "send-section-footer: %s\n", |
| 48 | ms->send_section_footer ? "on" : "off"); |
| 49 | monitor_printf(mon, "decompress-error-check: %s\n", |
| 50 | ms->decompress_error_check ? "on" : "off"); |
| 51 | monitor_printf(mon, "clear-bitmap-shift: %u\n", |
| 52 | ms->clear_bitmap_shift); |
| 53 | } |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 54 | |
| 55 | void hmp_info_migrate(Monitor *mon, const QDict *qdict) |
| 56 | { |
| 57 | MigrationInfo *info; |
| 58 | |
| 59 | info = qmp_query_migrate(NULL); |
| 60 | |
| 61 | migration_global_dump(mon); |
| 62 | |
| 63 | if (info->blocked_reasons) { |
| 64 | strList *reasons = info->blocked_reasons; |
| 65 | monitor_printf(mon, "Outgoing migration blocked:\n"); |
| 66 | while (reasons) { |
| 67 | monitor_printf(mon, " %s\n", reasons->value); |
| 68 | reasons = reasons->next; |
| 69 | } |
| 70 | } |
| 71 | |
| 72 | if (info->has_status) { |
| 73 | monitor_printf(mon, "Migration status: %s", |
| 74 | MigrationStatus_str(info->status)); |
| 75 | if (info->status == MIGRATION_STATUS_FAILED && info->error_desc) { |
| 76 | monitor_printf(mon, " (%s)\n", info->error_desc); |
| 77 | } else { |
| 78 | monitor_printf(mon, "\n"); |
| 79 | } |
| 80 | |
| 81 | monitor_printf(mon, "total time: %" PRIu64 " ms\n", |
| 82 | info->total_time); |
| 83 | if (info->has_expected_downtime) { |
| 84 | monitor_printf(mon, "expected downtime: %" PRIu64 " ms\n", |
| 85 | info->expected_downtime); |
| 86 | } |
| 87 | if (info->has_downtime) { |
| 88 | monitor_printf(mon, "downtime: %" PRIu64 " ms\n", |
| 89 | info->downtime); |
| 90 | } |
| 91 | if (info->has_setup_time) { |
| 92 | monitor_printf(mon, "setup: %" PRIu64 " ms\n", |
| 93 | info->setup_time); |
| 94 | } |
| 95 | } |
| 96 | |
| 97 | if (info->ram) { |
| 98 | monitor_printf(mon, "transferred ram: %" PRIu64 " kbytes\n", |
| 99 | info->ram->transferred >> 10); |
| 100 | monitor_printf(mon, "throughput: %0.2f mbps\n", |
| 101 | info->ram->mbps); |
| 102 | monitor_printf(mon, "remaining ram: %" PRIu64 " kbytes\n", |
| 103 | info->ram->remaining >> 10); |
| 104 | monitor_printf(mon, "total ram: %" PRIu64 " kbytes\n", |
| 105 | info->ram->total >> 10); |
| 106 | monitor_printf(mon, "duplicate: %" PRIu64 " pages\n", |
| 107 | info->ram->duplicate); |
| 108 | monitor_printf(mon, "skipped: %" PRIu64 " pages\n", |
| 109 | info->ram->skipped); |
| 110 | monitor_printf(mon, "normal: %" PRIu64 " pages\n", |
| 111 | info->ram->normal); |
| 112 | monitor_printf(mon, "normal bytes: %" PRIu64 " kbytes\n", |
| 113 | info->ram->normal_bytes >> 10); |
| 114 | monitor_printf(mon, "dirty sync count: %" PRIu64 "\n", |
| 115 | info->ram->dirty_sync_count); |
| 116 | monitor_printf(mon, "page size: %" PRIu64 " kbytes\n", |
| 117 | info->ram->page_size >> 10); |
| 118 | monitor_printf(mon, "multifd bytes: %" PRIu64 " kbytes\n", |
| 119 | info->ram->multifd_bytes >> 10); |
| 120 | monitor_printf(mon, "pages-per-second: %" PRIu64 "\n", |
| 121 | info->ram->pages_per_second); |
| 122 | |
| 123 | if (info->ram->dirty_pages_rate) { |
| 124 | monitor_printf(mon, "dirty pages rate: %" PRIu64 " pages\n", |
| 125 | info->ram->dirty_pages_rate); |
| 126 | } |
| 127 | if (info->ram->postcopy_requests) { |
| 128 | monitor_printf(mon, "postcopy request count: %" PRIu64 "\n", |
| 129 | info->ram->postcopy_requests); |
| 130 | } |
| 131 | if (info->ram->precopy_bytes) { |
| 132 | monitor_printf(mon, "precopy ram: %" PRIu64 " kbytes\n", |
| 133 | info->ram->precopy_bytes >> 10); |
| 134 | } |
| 135 | if (info->ram->downtime_bytes) { |
| 136 | monitor_printf(mon, "downtime ram: %" PRIu64 " kbytes\n", |
| 137 | info->ram->downtime_bytes >> 10); |
| 138 | } |
| 139 | if (info->ram->postcopy_bytes) { |
| 140 | monitor_printf(mon, "postcopy ram: %" PRIu64 " kbytes\n", |
| 141 | info->ram->postcopy_bytes >> 10); |
| 142 | } |
| 143 | if (info->ram->dirty_sync_missed_zero_copy) { |
| 144 | monitor_printf(mon, |
| 145 | "Zero-copy-send fallbacks happened: %" PRIu64 " times\n", |
| 146 | info->ram->dirty_sync_missed_zero_copy); |
| 147 | } |
| 148 | } |
| 149 | |
| 150 | if (info->disk) { |
| 151 | monitor_printf(mon, "transferred disk: %" PRIu64 " kbytes\n", |
| 152 | info->disk->transferred >> 10); |
| 153 | monitor_printf(mon, "remaining disk: %" PRIu64 " kbytes\n", |
| 154 | info->disk->remaining >> 10); |
| 155 | monitor_printf(mon, "total disk: %" PRIu64 " kbytes\n", |
| 156 | info->disk->total >> 10); |
| 157 | } |
| 158 | |
| 159 | if (info->xbzrle_cache) { |
| 160 | monitor_printf(mon, "cache size: %" PRIu64 " bytes\n", |
| 161 | info->xbzrle_cache->cache_size); |
| 162 | monitor_printf(mon, "xbzrle transferred: %" PRIu64 " kbytes\n", |
| 163 | info->xbzrle_cache->bytes >> 10); |
| 164 | monitor_printf(mon, "xbzrle pages: %" PRIu64 " pages\n", |
| 165 | info->xbzrle_cache->pages); |
| 166 | monitor_printf(mon, "xbzrle cache miss: %" PRIu64 " pages\n", |
| 167 | info->xbzrle_cache->cache_miss); |
| 168 | monitor_printf(mon, "xbzrle cache miss rate: %0.2f\n", |
| 169 | info->xbzrle_cache->cache_miss_rate); |
| 170 | monitor_printf(mon, "xbzrle encoding rate: %0.2f\n", |
| 171 | info->xbzrle_cache->encoding_rate); |
| 172 | monitor_printf(mon, "xbzrle overflow: %" PRIu64 "\n", |
| 173 | info->xbzrle_cache->overflow); |
| 174 | } |
| 175 | |
| 176 | if (info->compression) { |
| 177 | monitor_printf(mon, "compression pages: %" PRIu64 " pages\n", |
| 178 | info->compression->pages); |
| 179 | monitor_printf(mon, "compression busy: %" PRIu64 "\n", |
| 180 | info->compression->busy); |
| 181 | monitor_printf(mon, "compression busy rate: %0.2f\n", |
| 182 | info->compression->busy_rate); |
| 183 | monitor_printf(mon, "compressed size: %" PRIu64 " kbytes\n", |
| 184 | info->compression->compressed_size >> 10); |
| 185 | monitor_printf(mon, "compression rate: %0.2f\n", |
| 186 | info->compression->compression_rate); |
| 187 | } |
| 188 | |
| 189 | if (info->has_cpu_throttle_percentage) { |
| 190 | monitor_printf(mon, "cpu throttle percentage: %" PRIu64 "\n", |
| 191 | info->cpu_throttle_percentage); |
| 192 | } |
| 193 | |
Hyman Huang(黄勇) | 15699cf | 2023-06-08 00:21:58 +0800 | [diff] [blame] | 194 | if (info->has_dirty_limit_throttle_time_per_round) { |
| 195 | monitor_printf(mon, "dirty-limit throttle time: %" PRIu64 " us\n", |
| 196 | info->dirty_limit_throttle_time_per_round); |
| 197 | } |
| 198 | |
| 199 | if (info->has_dirty_limit_ring_full_time) { |
| 200 | monitor_printf(mon, "dirty-limit ring full time: %" PRIu64 " us\n", |
| 201 | info->dirty_limit_ring_full_time); |
| 202 | } |
| 203 | |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 204 | if (info->has_postcopy_blocktime) { |
| 205 | monitor_printf(mon, "postcopy blocktime: %u\n", |
| 206 | info->postcopy_blocktime); |
| 207 | } |
| 208 | |
| 209 | if (info->has_postcopy_vcpu_blocktime) { |
| 210 | Visitor *v; |
| 211 | char *str; |
| 212 | v = string_output_visitor_new(false, &str); |
| 213 | visit_type_uint32List(v, NULL, &info->postcopy_vcpu_blocktime, |
| 214 | &error_abort); |
| 215 | visit_complete(v, &str); |
| 216 | monitor_printf(mon, "postcopy vcpu blocktime: %s\n", str); |
| 217 | g_free(str); |
| 218 | visit_free(v); |
| 219 | } |
| 220 | if (info->has_socket_address) { |
| 221 | SocketAddressList *addr; |
| 222 | |
| 223 | monitor_printf(mon, "socket address: [\n"); |
| 224 | |
| 225 | for (addr = info->socket_address; addr; addr = addr->next) { |
| 226 | char *s = socket_uri(addr->value); |
| 227 | monitor_printf(mon, "\t%s\n", s); |
| 228 | g_free(s); |
| 229 | } |
| 230 | monitor_printf(mon, "]\n"); |
| 231 | } |
| 232 | |
| 233 | if (info->vfio) { |
| 234 | monitor_printf(mon, "vfio device transferred: %" PRIu64 " kbytes\n", |
| 235 | info->vfio->transferred >> 10); |
| 236 | } |
| 237 | |
| 238 | qapi_free_MigrationInfo(info); |
| 239 | } |
| 240 | |
| 241 | void hmp_info_migrate_capabilities(Monitor *mon, const QDict *qdict) |
| 242 | { |
| 243 | MigrationCapabilityStatusList *caps, *cap; |
| 244 | |
| 245 | caps = qmp_query_migrate_capabilities(NULL); |
| 246 | |
| 247 | if (caps) { |
| 248 | for (cap = caps; cap; cap = cap->next) { |
| 249 | monitor_printf(mon, "%s: %s\n", |
| 250 | MigrationCapability_str(cap->value->capability), |
| 251 | cap->value->state ? "on" : "off"); |
| 252 | } |
| 253 | } |
| 254 | |
| 255 | qapi_free_MigrationCapabilityStatusList(caps); |
| 256 | } |
| 257 | |
| 258 | void hmp_info_migrate_parameters(Monitor *mon, const QDict *qdict) |
| 259 | { |
| 260 | MigrationParameters *params; |
| 261 | |
| 262 | params = qmp_query_migrate_parameters(NULL); |
| 263 | |
| 264 | if (params) { |
| 265 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", |
| 266 | MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_INITIAL), |
| 267 | params->announce_initial); |
| 268 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", |
| 269 | MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_MAX), |
| 270 | params->announce_max); |
| 271 | monitor_printf(mon, "%s: %" PRIu64 "\n", |
| 272 | MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_ROUNDS), |
| 273 | params->announce_rounds); |
| 274 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", |
| 275 | MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_STEP), |
| 276 | params->announce_step); |
| 277 | assert(params->has_compress_level); |
| 278 | monitor_printf(mon, "%s: %u\n", |
| 279 | MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_LEVEL), |
| 280 | params->compress_level); |
| 281 | assert(params->has_compress_threads); |
| 282 | monitor_printf(mon, "%s: %u\n", |
| 283 | MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_THREADS), |
| 284 | params->compress_threads); |
| 285 | assert(params->has_compress_wait_thread); |
| 286 | monitor_printf(mon, "%s: %s\n", |
| 287 | MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_WAIT_THREAD), |
| 288 | params->compress_wait_thread ? "on" : "off"); |
| 289 | assert(params->has_decompress_threads); |
| 290 | monitor_printf(mon, "%s: %u\n", |
| 291 | MigrationParameter_str(MIGRATION_PARAMETER_DECOMPRESS_THREADS), |
| 292 | params->decompress_threads); |
| 293 | assert(params->has_throttle_trigger_threshold); |
| 294 | monitor_printf(mon, "%s: %u\n", |
| 295 | MigrationParameter_str(MIGRATION_PARAMETER_THROTTLE_TRIGGER_THRESHOLD), |
| 296 | params->throttle_trigger_threshold); |
| 297 | assert(params->has_cpu_throttle_initial); |
| 298 | monitor_printf(mon, "%s: %u\n", |
| 299 | MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_INITIAL), |
| 300 | params->cpu_throttle_initial); |
| 301 | assert(params->has_cpu_throttle_increment); |
| 302 | monitor_printf(mon, "%s: %u\n", |
| 303 | MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_INCREMENT), |
| 304 | params->cpu_throttle_increment); |
| 305 | assert(params->has_cpu_throttle_tailslow); |
| 306 | monitor_printf(mon, "%s: %s\n", |
| 307 | MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_TAILSLOW), |
| 308 | params->cpu_throttle_tailslow ? "on" : "off"); |
| 309 | assert(params->has_max_cpu_throttle); |
| 310 | monitor_printf(mon, "%s: %u\n", |
| 311 | MigrationParameter_str(MIGRATION_PARAMETER_MAX_CPU_THROTTLE), |
| 312 | params->max_cpu_throttle); |
| 313 | assert(params->tls_creds); |
| 314 | monitor_printf(mon, "%s: '%s'\n", |
| 315 | MigrationParameter_str(MIGRATION_PARAMETER_TLS_CREDS), |
| 316 | params->tls_creds); |
| 317 | assert(params->tls_hostname); |
| 318 | monitor_printf(mon, "%s: '%s'\n", |
| 319 | MigrationParameter_str(MIGRATION_PARAMETER_TLS_HOSTNAME), |
| 320 | params->tls_hostname); |
| 321 | assert(params->has_max_bandwidth); |
| 322 | monitor_printf(mon, "%s: %" PRIu64 " bytes/second\n", |
| 323 | MigrationParameter_str(MIGRATION_PARAMETER_MAX_BANDWIDTH), |
| 324 | params->max_bandwidth); |
Peter Xu | 8b23959 | 2023-10-10 18:19:22 -0400 | [diff] [blame] | 325 | assert(params->has_avail_switchover_bandwidth); |
| 326 | monitor_printf(mon, "%s: %" PRIu64 " bytes/second\n", |
| 327 | MigrationParameter_str(MIGRATION_PARAMETER_AVAIL_SWITCHOVER_BANDWIDTH), |
| 328 | params->avail_switchover_bandwidth); |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 329 | assert(params->has_downtime_limit); |
| 330 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", |
| 331 | MigrationParameter_str(MIGRATION_PARAMETER_DOWNTIME_LIMIT), |
| 332 | params->downtime_limit); |
| 333 | assert(params->has_x_checkpoint_delay); |
| 334 | monitor_printf(mon, "%s: %u ms\n", |
| 335 | MigrationParameter_str(MIGRATION_PARAMETER_X_CHECKPOINT_DELAY), |
| 336 | params->x_checkpoint_delay); |
| 337 | assert(params->has_block_incremental); |
| 338 | monitor_printf(mon, "%s: %s\n", |
| 339 | MigrationParameter_str(MIGRATION_PARAMETER_BLOCK_INCREMENTAL), |
| 340 | params->block_incremental ? "on" : "off"); |
| 341 | monitor_printf(mon, "%s: %u\n", |
| 342 | MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_CHANNELS), |
| 343 | params->multifd_channels); |
| 344 | monitor_printf(mon, "%s: %s\n", |
| 345 | MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_COMPRESSION), |
| 346 | MultiFDCompression_str(params->multifd_compression)); |
| 347 | monitor_printf(mon, "%s: %" PRIu64 " bytes\n", |
| 348 | MigrationParameter_str(MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE), |
| 349 | params->xbzrle_cache_size); |
| 350 | monitor_printf(mon, "%s: %" PRIu64 "\n", |
| 351 | MigrationParameter_str(MIGRATION_PARAMETER_MAX_POSTCOPY_BANDWIDTH), |
| 352 | params->max_postcopy_bandwidth); |
| 353 | monitor_printf(mon, "%s: '%s'\n", |
| 354 | MigrationParameter_str(MIGRATION_PARAMETER_TLS_AUTHZ), |
| 355 | params->tls_authz); |
| 356 | |
| 357 | if (params->has_block_bitmap_mapping) { |
| 358 | const BitmapMigrationNodeAliasList *bmnal; |
| 359 | |
| 360 | monitor_printf(mon, "%s:\n", |
| 361 | MigrationParameter_str( |
| 362 | MIGRATION_PARAMETER_BLOCK_BITMAP_MAPPING)); |
| 363 | |
| 364 | for (bmnal = params->block_bitmap_mapping; |
| 365 | bmnal; |
| 366 | bmnal = bmnal->next) |
| 367 | { |
| 368 | const BitmapMigrationNodeAlias *bmna = bmnal->value; |
| 369 | const BitmapMigrationBitmapAliasList *bmbal; |
| 370 | |
| 371 | monitor_printf(mon, " '%s' -> '%s'\n", |
| 372 | bmna->node_name, bmna->alias); |
| 373 | |
| 374 | for (bmbal = bmna->bitmaps; bmbal; bmbal = bmbal->next) { |
| 375 | const BitmapMigrationBitmapAlias *bmba = bmbal->value; |
| 376 | |
| 377 | monitor_printf(mon, " '%s' -> '%s'\n", |
| 378 | bmba->name, bmba->alias); |
| 379 | } |
| 380 | } |
| 381 | } |
Hyman Huang(黄勇) | 4d80785 | 2023-06-07 21:32:59 +0800 | [diff] [blame] | 382 | |
| 383 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", |
| 384 | MigrationParameter_str(MIGRATION_PARAMETER_X_VCPU_DIRTY_LIMIT_PERIOD), |
| 385 | params->x_vcpu_dirty_limit_period); |
Hyman Huang(黄勇) | 09f9ec9 | 2023-06-07 22:58:32 +0800 | [diff] [blame] | 386 | |
| 387 | monitor_printf(mon, "%s: %" PRIu64 " MB/s\n", |
| 388 | MigrationParameter_str(MIGRATION_PARAMETER_VCPU_DIRTY_LIMIT), |
| 389 | params->vcpu_dirty_limit); |
Steve Sistare | eea1e5c | 2023-10-25 12:44:24 -0700 | [diff] [blame] | 390 | |
| 391 | assert(params->has_mode); |
| 392 | monitor_printf(mon, "%s: %s\n", |
| 393 | MigrationParameter_str(MIGRATION_PARAMETER_MODE), |
| 394 | qapi_enum_lookup(&MigMode_lookup, params->mode)); |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 395 | } |
| 396 | |
| 397 | qapi_free_MigrationParameters(params); |
| 398 | } |
| 399 | |
| 400 | void hmp_loadvm(Monitor *mon, const QDict *qdict) |
| 401 | { |
| 402 | int saved_vm_running = runstate_is_running(); |
| 403 | const char *name = qdict_get_str(qdict, "name"); |
| 404 | Error *err = NULL; |
| 405 | |
| 406 | vm_stop(RUN_STATE_RESTORE_VM); |
| 407 | |
| 408 | if (load_snapshot(name, NULL, false, NULL, &err) && saved_vm_running) { |
| 409 | vm_start(); |
| 410 | } |
| 411 | hmp_handle_error(mon, err); |
| 412 | } |
| 413 | |
| 414 | void hmp_savevm(Monitor *mon, const QDict *qdict) |
| 415 | { |
| 416 | Error *err = NULL; |
| 417 | |
| 418 | save_snapshot(qdict_get_try_str(qdict, "name"), |
| 419 | true, NULL, false, NULL, &err); |
| 420 | hmp_handle_error(mon, err); |
| 421 | } |
| 422 | |
| 423 | void hmp_delvm(Monitor *mon, const QDict *qdict) |
| 424 | { |
| 425 | Error *err = NULL; |
| 426 | const char *name = qdict_get_str(qdict, "name"); |
| 427 | |
| 428 | delete_snapshot(name, false, NULL, &err); |
| 429 | hmp_handle_error(mon, err); |
| 430 | } |
| 431 | |
| 432 | void hmp_migrate_cancel(Monitor *mon, const QDict *qdict) |
| 433 | { |
| 434 | qmp_migrate_cancel(NULL); |
| 435 | } |
| 436 | |
| 437 | void hmp_migrate_continue(Monitor *mon, const QDict *qdict) |
| 438 | { |
| 439 | Error *err = NULL; |
| 440 | const char *state = qdict_get_str(qdict, "state"); |
| 441 | int val = qapi_enum_parse(&MigrationStatus_lookup, state, -1, &err); |
| 442 | |
| 443 | if (val >= 0) { |
| 444 | qmp_migrate_continue(val, &err); |
| 445 | } |
| 446 | |
| 447 | hmp_handle_error(mon, err); |
| 448 | } |
| 449 | |
| 450 | void hmp_migrate_incoming(Monitor *mon, const QDict *qdict) |
| 451 | { |
| 452 | Error *err = NULL; |
| 453 | const char *uri = qdict_get_str(qdict, "uri"); |
Het Gala | 967f2de | 2023-10-23 15:20:52 -0300 | [diff] [blame] | 454 | MigrationChannelList *caps = NULL; |
| 455 | g_autoptr(MigrationChannel) channel = NULL; |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 456 | |
Het Gala | 967f2de | 2023-10-23 15:20:52 -0300 | [diff] [blame] | 457 | if (!migrate_uri_parse(uri, &channel, &err)) { |
| 458 | goto end; |
| 459 | } |
| 460 | QAPI_LIST_PREPEND(caps, g_steal_pointer(&channel)); |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 461 | |
Het Gala | 967f2de | 2023-10-23 15:20:52 -0300 | [diff] [blame] | 462 | qmp_migrate_incoming(NULL, true, caps, &err); |
| 463 | qapi_free_MigrationChannelList(caps); |
| 464 | |
| 465 | end: |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 466 | hmp_handle_error(mon, err); |
| 467 | } |
| 468 | |
| 469 | void hmp_migrate_recover(Monitor *mon, const QDict *qdict) |
| 470 | { |
| 471 | Error *err = NULL; |
| 472 | const char *uri = qdict_get_str(qdict, "uri"); |
| 473 | |
| 474 | qmp_migrate_recover(uri, &err); |
| 475 | |
| 476 | hmp_handle_error(mon, err); |
| 477 | } |
| 478 | |
| 479 | void hmp_migrate_pause(Monitor *mon, const QDict *qdict) |
| 480 | { |
| 481 | Error *err = NULL; |
| 482 | |
| 483 | qmp_migrate_pause(&err); |
| 484 | |
| 485 | hmp_handle_error(mon, err); |
| 486 | } |
| 487 | |
| 488 | |
| 489 | void hmp_migrate_set_capability(Monitor *mon, const QDict *qdict) |
| 490 | { |
| 491 | const char *cap = qdict_get_str(qdict, "capability"); |
| 492 | bool state = qdict_get_bool(qdict, "state"); |
| 493 | Error *err = NULL; |
| 494 | MigrationCapabilityStatusList *caps = NULL; |
| 495 | MigrationCapabilityStatus *value; |
| 496 | int val; |
| 497 | |
| 498 | val = qapi_enum_parse(&MigrationCapability_lookup, cap, -1, &err); |
| 499 | if (val < 0) { |
| 500 | goto end; |
| 501 | } |
| 502 | |
| 503 | value = g_malloc0(sizeof(*value)); |
| 504 | value->capability = val; |
| 505 | value->state = state; |
| 506 | QAPI_LIST_PREPEND(caps, value); |
| 507 | qmp_migrate_set_capabilities(caps, &err); |
| 508 | qapi_free_MigrationCapabilityStatusList(caps); |
| 509 | |
| 510 | end: |
| 511 | hmp_handle_error(mon, err); |
| 512 | } |
| 513 | |
| 514 | void hmp_migrate_set_parameter(Monitor *mon, const QDict *qdict) |
| 515 | { |
| 516 | const char *param = qdict_get_str(qdict, "parameter"); |
| 517 | const char *valuestr = qdict_get_str(qdict, "value"); |
| 518 | Visitor *v = string_input_visitor_new(valuestr); |
| 519 | MigrateSetParameters *p = g_new0(MigrateSetParameters, 1); |
| 520 | uint64_t valuebw = 0; |
| 521 | uint64_t cache_size; |
| 522 | Error *err = NULL; |
| 523 | int val, ret; |
| 524 | |
| 525 | val = qapi_enum_parse(&MigrationParameter_lookup, param, -1, &err); |
| 526 | if (val < 0) { |
| 527 | goto cleanup; |
| 528 | } |
| 529 | |
| 530 | switch (val) { |
| 531 | case MIGRATION_PARAMETER_COMPRESS_LEVEL: |
| 532 | p->has_compress_level = true; |
| 533 | visit_type_uint8(v, param, &p->compress_level, &err); |
| 534 | break; |
| 535 | case MIGRATION_PARAMETER_COMPRESS_THREADS: |
| 536 | p->has_compress_threads = true; |
| 537 | visit_type_uint8(v, param, &p->compress_threads, &err); |
| 538 | break; |
| 539 | case MIGRATION_PARAMETER_COMPRESS_WAIT_THREAD: |
| 540 | p->has_compress_wait_thread = true; |
| 541 | visit_type_bool(v, param, &p->compress_wait_thread, &err); |
| 542 | break; |
| 543 | case MIGRATION_PARAMETER_DECOMPRESS_THREADS: |
| 544 | p->has_decompress_threads = true; |
| 545 | visit_type_uint8(v, param, &p->decompress_threads, &err); |
| 546 | break; |
| 547 | case MIGRATION_PARAMETER_THROTTLE_TRIGGER_THRESHOLD: |
| 548 | p->has_throttle_trigger_threshold = true; |
| 549 | visit_type_uint8(v, param, &p->throttle_trigger_threshold, &err); |
| 550 | break; |
| 551 | case MIGRATION_PARAMETER_CPU_THROTTLE_INITIAL: |
| 552 | p->has_cpu_throttle_initial = true; |
| 553 | visit_type_uint8(v, param, &p->cpu_throttle_initial, &err); |
| 554 | break; |
| 555 | case MIGRATION_PARAMETER_CPU_THROTTLE_INCREMENT: |
| 556 | p->has_cpu_throttle_increment = true; |
| 557 | visit_type_uint8(v, param, &p->cpu_throttle_increment, &err); |
| 558 | break; |
| 559 | case MIGRATION_PARAMETER_CPU_THROTTLE_TAILSLOW: |
| 560 | p->has_cpu_throttle_tailslow = true; |
| 561 | visit_type_bool(v, param, &p->cpu_throttle_tailslow, &err); |
| 562 | break; |
| 563 | case MIGRATION_PARAMETER_MAX_CPU_THROTTLE: |
| 564 | p->has_max_cpu_throttle = true; |
| 565 | visit_type_uint8(v, param, &p->max_cpu_throttle, &err); |
| 566 | break; |
| 567 | case MIGRATION_PARAMETER_TLS_CREDS: |
| 568 | p->tls_creds = g_new0(StrOrNull, 1); |
| 569 | p->tls_creds->type = QTYPE_QSTRING; |
| 570 | visit_type_str(v, param, &p->tls_creds->u.s, &err); |
| 571 | break; |
| 572 | case MIGRATION_PARAMETER_TLS_HOSTNAME: |
| 573 | p->tls_hostname = g_new0(StrOrNull, 1); |
| 574 | p->tls_hostname->type = QTYPE_QSTRING; |
| 575 | visit_type_str(v, param, &p->tls_hostname->u.s, &err); |
| 576 | break; |
| 577 | case MIGRATION_PARAMETER_TLS_AUTHZ: |
| 578 | p->tls_authz = g_new0(StrOrNull, 1); |
| 579 | p->tls_authz->type = QTYPE_QSTRING; |
| 580 | visit_type_str(v, param, &p->tls_authz->u.s, &err); |
| 581 | break; |
| 582 | case MIGRATION_PARAMETER_MAX_BANDWIDTH: |
| 583 | p->has_max_bandwidth = true; |
| 584 | /* |
| 585 | * Can't use visit_type_size() here, because it |
| 586 | * defaults to Bytes rather than Mebibytes. |
| 587 | */ |
| 588 | ret = qemu_strtosz_MiB(valuestr, NULL, &valuebw); |
| 589 | if (ret < 0 || valuebw > INT64_MAX |
| 590 | || (size_t)valuebw != valuebw) { |
| 591 | error_setg(&err, "Invalid size %s", valuestr); |
| 592 | break; |
| 593 | } |
| 594 | p->max_bandwidth = valuebw; |
| 595 | break; |
Peter Xu | 8b23959 | 2023-10-10 18:19:22 -0400 | [diff] [blame] | 596 | case MIGRATION_PARAMETER_AVAIL_SWITCHOVER_BANDWIDTH: |
| 597 | p->has_avail_switchover_bandwidth = true; |
| 598 | ret = qemu_strtosz_MiB(valuestr, NULL, &valuebw); |
| 599 | if (ret < 0 || valuebw > INT64_MAX |
| 600 | || (size_t)valuebw != valuebw) { |
| 601 | error_setg(&err, "Invalid size %s", valuestr); |
| 602 | break; |
| 603 | } |
| 604 | p->avail_switchover_bandwidth = valuebw; |
| 605 | break; |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 606 | case MIGRATION_PARAMETER_DOWNTIME_LIMIT: |
| 607 | p->has_downtime_limit = true; |
| 608 | visit_type_size(v, param, &p->downtime_limit, &err); |
| 609 | break; |
| 610 | case MIGRATION_PARAMETER_X_CHECKPOINT_DELAY: |
| 611 | p->has_x_checkpoint_delay = true; |
| 612 | visit_type_uint32(v, param, &p->x_checkpoint_delay, &err); |
| 613 | break; |
| 614 | case MIGRATION_PARAMETER_BLOCK_INCREMENTAL: |
| 615 | p->has_block_incremental = true; |
| 616 | visit_type_bool(v, param, &p->block_incremental, &err); |
| 617 | break; |
| 618 | case MIGRATION_PARAMETER_MULTIFD_CHANNELS: |
| 619 | p->has_multifd_channels = true; |
| 620 | visit_type_uint8(v, param, &p->multifd_channels, &err); |
| 621 | break; |
| 622 | case MIGRATION_PARAMETER_MULTIFD_COMPRESSION: |
| 623 | p->has_multifd_compression = true; |
| 624 | visit_type_MultiFDCompression(v, param, &p->multifd_compression, |
| 625 | &err); |
| 626 | break; |
| 627 | case MIGRATION_PARAMETER_MULTIFD_ZLIB_LEVEL: |
| 628 | p->has_multifd_zlib_level = true; |
| 629 | visit_type_uint8(v, param, &p->multifd_zlib_level, &err); |
| 630 | break; |
| 631 | case MIGRATION_PARAMETER_MULTIFD_ZSTD_LEVEL: |
| 632 | p->has_multifd_zstd_level = true; |
| 633 | visit_type_uint8(v, param, &p->multifd_zstd_level, &err); |
| 634 | break; |
| 635 | case MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE: |
| 636 | p->has_xbzrle_cache_size = true; |
| 637 | if (!visit_type_size(v, param, &cache_size, &err)) { |
| 638 | break; |
| 639 | } |
| 640 | if (cache_size > INT64_MAX || (size_t)cache_size != cache_size) { |
| 641 | error_setg(&err, "Invalid size %s", valuestr); |
| 642 | break; |
| 643 | } |
| 644 | p->xbzrle_cache_size = cache_size; |
| 645 | break; |
| 646 | case MIGRATION_PARAMETER_MAX_POSTCOPY_BANDWIDTH: |
| 647 | p->has_max_postcopy_bandwidth = true; |
| 648 | visit_type_size(v, param, &p->max_postcopy_bandwidth, &err); |
| 649 | break; |
| 650 | case MIGRATION_PARAMETER_ANNOUNCE_INITIAL: |
| 651 | p->has_announce_initial = true; |
| 652 | visit_type_size(v, param, &p->announce_initial, &err); |
| 653 | break; |
| 654 | case MIGRATION_PARAMETER_ANNOUNCE_MAX: |
| 655 | p->has_announce_max = true; |
| 656 | visit_type_size(v, param, &p->announce_max, &err); |
| 657 | break; |
| 658 | case MIGRATION_PARAMETER_ANNOUNCE_ROUNDS: |
| 659 | p->has_announce_rounds = true; |
| 660 | visit_type_size(v, param, &p->announce_rounds, &err); |
| 661 | break; |
| 662 | case MIGRATION_PARAMETER_ANNOUNCE_STEP: |
| 663 | p->has_announce_step = true; |
| 664 | visit_type_size(v, param, &p->announce_step, &err); |
| 665 | break; |
| 666 | case MIGRATION_PARAMETER_BLOCK_BITMAP_MAPPING: |
| 667 | error_setg(&err, "The block-bitmap-mapping parameter can only be set " |
| 668 | "through QMP"); |
| 669 | break; |
Hyman Huang(黄勇) | 4d80785 | 2023-06-07 21:32:59 +0800 | [diff] [blame] | 670 | case MIGRATION_PARAMETER_X_VCPU_DIRTY_LIMIT_PERIOD: |
| 671 | p->has_x_vcpu_dirty_limit_period = true; |
| 672 | visit_type_size(v, param, &p->x_vcpu_dirty_limit_period, &err); |
| 673 | break; |
Hyman Huang(黄勇) | 09f9ec9 | 2023-06-07 22:58:32 +0800 | [diff] [blame] | 674 | case MIGRATION_PARAMETER_VCPU_DIRTY_LIMIT: |
| 675 | p->has_vcpu_dirty_limit = true; |
| 676 | visit_type_size(v, param, &p->vcpu_dirty_limit, &err); |
| 677 | break; |
Steve Sistare | eea1e5c | 2023-10-25 12:44:24 -0700 | [diff] [blame] | 678 | case MIGRATION_PARAMETER_MODE: |
| 679 | p->has_mode = true; |
| 680 | visit_type_MigMode(v, param, &p->mode, &err); |
| 681 | break; |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 682 | default: |
| 683 | assert(0); |
| 684 | } |
| 685 | |
| 686 | if (err) { |
| 687 | goto cleanup; |
| 688 | } |
| 689 | |
| 690 | qmp_migrate_set_parameters(p, &err); |
| 691 | |
| 692 | cleanup: |
| 693 | qapi_free_MigrateSetParameters(p); |
| 694 | visit_free(v); |
| 695 | hmp_handle_error(mon, err); |
| 696 | } |
| 697 | |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 698 | void hmp_migrate_start_postcopy(Monitor *mon, const QDict *qdict) |
| 699 | { |
| 700 | Error *err = NULL; |
| 701 | qmp_migrate_start_postcopy(&err); |
| 702 | hmp_handle_error(mon, err); |
| 703 | } |
| 704 | |
Vladimir Sementsov-Ogievskiy | 51e47cf | 2023-04-28 22:49:21 +0300 | [diff] [blame] | 705 | #ifdef CONFIG_REPLICATION |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 706 | void hmp_x_colo_lost_heartbeat(Monitor *mon, const QDict *qdict) |
| 707 | { |
| 708 | Error *err = NULL; |
| 709 | |
| 710 | qmp_x_colo_lost_heartbeat(&err); |
| 711 | hmp_handle_error(mon, err); |
| 712 | } |
Vladimir Sementsov-Ogievskiy | 51e47cf | 2023-04-28 22:49:21 +0300 | [diff] [blame] | 713 | #endif |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 714 | |
| 715 | typedef struct HMPMigrationStatus { |
| 716 | QEMUTimer *timer; |
| 717 | Monitor *mon; |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 718 | } HMPMigrationStatus; |
| 719 | |
| 720 | static void hmp_migrate_status_cb(void *opaque) |
| 721 | { |
| 722 | HMPMigrationStatus *status = opaque; |
| 723 | MigrationInfo *info; |
| 724 | |
| 725 | info = qmp_query_migrate(NULL); |
| 726 | if (!info->has_status || info->status == MIGRATION_STATUS_ACTIVE || |
| 727 | info->status == MIGRATION_STATUS_SETUP) { |
| 728 | if (info->disk) { |
| 729 | int progress; |
| 730 | |
| 731 | if (info->disk->remaining) { |
| 732 | progress = info->disk->transferred * 100 / info->disk->total; |
| 733 | } else { |
| 734 | progress = 100; |
| 735 | } |
| 736 | |
| 737 | monitor_printf(status->mon, "Completed %d %%\r", progress); |
| 738 | monitor_flush(status->mon); |
| 739 | } |
| 740 | |
| 741 | timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1000); |
| 742 | } else { |
Juan Quintela | 17cd011 | 2023-10-17 19:23:03 +0200 | [diff] [blame] | 743 | if (migrate_block()) { |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 744 | monitor_printf(status->mon, "\n"); |
| 745 | } |
| 746 | if (info->error_desc) { |
| 747 | error_report("%s", info->error_desc); |
| 748 | } |
| 749 | monitor_resume(status->mon); |
| 750 | timer_free(status->timer); |
| 751 | g_free(status); |
| 752 | } |
| 753 | |
| 754 | qapi_free_MigrationInfo(info); |
| 755 | } |
| 756 | |
| 757 | void hmp_migrate(Monitor *mon, const QDict *qdict) |
| 758 | { |
| 759 | bool detach = qdict_get_try_bool(qdict, "detach", false); |
| 760 | bool blk = qdict_get_try_bool(qdict, "blk", false); |
| 761 | bool inc = qdict_get_try_bool(qdict, "inc", false); |
| 762 | bool resume = qdict_get_try_bool(qdict, "resume", false); |
| 763 | const char *uri = qdict_get_str(qdict, "uri"); |
| 764 | Error *err = NULL; |
Het Gala | 967f2de | 2023-10-23 15:20:52 -0300 | [diff] [blame] | 765 | MigrationChannelList *caps = NULL; |
| 766 | g_autoptr(MigrationChannel) channel = NULL; |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 767 | |
Juan Quintela | 40101f3 | 2023-10-18 13:55:10 +0200 | [diff] [blame] | 768 | if (inc) { |
| 769 | warn_report("option '-i' is deprecated;" |
| 770 | " use blockdev-mirror with NBD instead"); |
| 771 | } |
| 772 | |
Juan Quintela | 8846b5b | 2023-10-18 13:55:11 +0200 | [diff] [blame] | 773 | if (blk) { |
| 774 | warn_report("option '-b' is deprecated;" |
| 775 | " use blockdev-mirror with NBD instead"); |
| 776 | } |
| 777 | |
Het Gala | 967f2de | 2023-10-23 15:20:52 -0300 | [diff] [blame] | 778 | if (!migrate_uri_parse(uri, &channel, &err)) { |
| 779 | hmp_handle_error(mon, err); |
| 780 | return; |
| 781 | } |
| 782 | QAPI_LIST_PREPEND(caps, g_steal_pointer(&channel)); |
| 783 | |
| 784 | qmp_migrate(NULL, true, caps, !!blk, blk, !!inc, inc, |
Het Gala | 074dbce | 2023-10-23 15:20:48 -0300 | [diff] [blame] | 785 | false, false, true, resume, &err); |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 786 | if (hmp_handle_error(mon, err)) { |
| 787 | return; |
| 788 | } |
| 789 | |
Het Gala | 967f2de | 2023-10-23 15:20:52 -0300 | [diff] [blame] | 790 | qapi_free_MigrationChannelList(caps); |
| 791 | |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 792 | if (!detach) { |
| 793 | HMPMigrationStatus *status; |
| 794 | |
| 795 | if (monitor_suspend(mon) < 0) { |
| 796 | monitor_printf(mon, "terminal does not allow synchronous " |
| 797 | "migration, continuing detached\n"); |
| 798 | return; |
| 799 | } |
| 800 | |
| 801 | status = g_malloc0(sizeof(*status)); |
| 802 | status->mon = mon; |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 803 | status->timer = timer_new_ms(QEMU_CLOCK_REALTIME, hmp_migrate_status_cb, |
| 804 | status); |
| 805 | timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME)); |
| 806 | } |
| 807 | } |
| 808 | |
| 809 | void migrate_set_capability_completion(ReadLineState *rs, int nb_args, |
| 810 | const char *str) |
| 811 | { |
| 812 | size_t len; |
| 813 | |
| 814 | len = strlen(str); |
| 815 | readline_set_completion_index(rs, len); |
| 816 | if (nb_args == 2) { |
| 817 | int i; |
| 818 | for (i = 0; i < MIGRATION_CAPABILITY__MAX; i++) { |
| 819 | readline_add_completion_of(rs, str, MigrationCapability_str(i)); |
| 820 | } |
| 821 | } else if (nb_args == 3) { |
| 822 | readline_add_completion_of(rs, str, "on"); |
| 823 | readline_add_completion_of(rs, str, "off"); |
| 824 | } |
| 825 | } |
| 826 | |
| 827 | void migrate_set_parameter_completion(ReadLineState *rs, int nb_args, |
| 828 | const char *str) |
| 829 | { |
| 830 | size_t len; |
| 831 | |
| 832 | len = strlen(str); |
| 833 | readline_set_completion_index(rs, len); |
| 834 | if (nb_args == 2) { |
| 835 | int i; |
| 836 | for (i = 0; i < MIGRATION_PARAMETER__MAX; i++) { |
| 837 | readline_add_completion_of(rs, str, MigrationParameter_str(i)); |
| 838 | } |
| 839 | } |
| 840 | } |
| 841 | |
| 842 | static void vm_completion(ReadLineState *rs, const char *str) |
| 843 | { |
| 844 | size_t len; |
| 845 | BlockDriverState *bs; |
| 846 | BdrvNextIterator it; |
| 847 | |
Kevin Wolf | 2b3912f | 2023-09-29 16:51:39 +0200 | [diff] [blame] | 848 | GRAPH_RDLOCK_GUARD_MAINLOOP(); |
| 849 | |
Markus Armbruster | 119f50c | 2023-01-24 13:19:31 +0100 | [diff] [blame] | 850 | len = strlen(str); |
| 851 | readline_set_completion_index(rs, len); |
| 852 | |
| 853 | for (bs = bdrv_first(&it); bs; bs = bdrv_next(&it)) { |
| 854 | SnapshotInfoList *snapshots, *snapshot; |
| 855 | AioContext *ctx = bdrv_get_aio_context(bs); |
| 856 | bool ok = false; |
| 857 | |
| 858 | aio_context_acquire(ctx); |
| 859 | if (bdrv_can_snapshot(bs)) { |
| 860 | ok = bdrv_query_snapshot_info_list(bs, &snapshots, NULL) == 0; |
| 861 | } |
| 862 | aio_context_release(ctx); |
| 863 | if (!ok) { |
| 864 | continue; |
| 865 | } |
| 866 | |
| 867 | snapshot = snapshots; |
| 868 | while (snapshot) { |
| 869 | readline_add_completion_of(rs, str, snapshot->value->name); |
| 870 | readline_add_completion_of(rs, str, snapshot->value->id); |
| 871 | snapshot = snapshot->next; |
| 872 | } |
| 873 | qapi_free_SnapshotInfoList(snapshots); |
| 874 | } |
| 875 | |
| 876 | } |
| 877 | |
| 878 | void delvm_completion(ReadLineState *rs, int nb_args, const char *str) |
| 879 | { |
| 880 | if (nb_args == 2) { |
| 881 | vm_completion(rs, str); |
| 882 | } |
| 883 | } |
| 884 | |
| 885 | void loadvm_completion(ReadLineState *rs, int nb_args, const char *str) |
| 886 | { |
| 887 | if (nb_args == 2) { |
| 888 | vm_completion(rs, str); |
| 889 | } |
| 890 | } |