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119f50ce MA |
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" | |
119f50ce MA |
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" | |
119f50ce MA |
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" | |
c9381577 JQ |
32 | #include "sysemu/sysemu.h" |
33 | #include "migration.h" | |
34 | ||
35 | static void migration_global_dump(Monitor *mon) | |
36 | { | |
37 | MigrationState *ms = migrate_get_current(); | |
38 | ||
39 | monitor_printf(mon, "globals:\n"); | |
40 | monitor_printf(mon, "store-global-state: %s\n", | |
41 | ms->store_global_state ? "on" : "off"); | |
42 | monitor_printf(mon, "only-migratable: %s\n", | |
43 | only_migratable ? "on" : "off"); | |
44 | monitor_printf(mon, "send-configuration: %s\n", | |
45 | ms->send_configuration ? "on" : "off"); | |
46 | monitor_printf(mon, "send-section-footer: %s\n", | |
47 | ms->send_section_footer ? "on" : "off"); | |
48 | monitor_printf(mon, "decompress-error-check: %s\n", | |
49 | ms->decompress_error_check ? "on" : "off"); | |
50 | monitor_printf(mon, "clear-bitmap-shift: %u\n", | |
51 | ms->clear_bitmap_shift); | |
52 | } | |
119f50ce MA |
53 | |
54 | void hmp_info_migrate(Monitor *mon, const QDict *qdict) | |
55 | { | |
56 | MigrationInfo *info; | |
57 | ||
58 | info = qmp_query_migrate(NULL); | |
59 | ||
60 | migration_global_dump(mon); | |
61 | ||
62 | if (info->blocked_reasons) { | |
63 | strList *reasons = info->blocked_reasons; | |
64 | monitor_printf(mon, "Outgoing migration blocked:\n"); | |
65 | while (reasons) { | |
66 | monitor_printf(mon, " %s\n", reasons->value); | |
67 | reasons = reasons->next; | |
68 | } | |
69 | } | |
70 | ||
71 | if (info->has_status) { | |
72 | monitor_printf(mon, "Migration status: %s", | |
73 | MigrationStatus_str(info->status)); | |
74 | if (info->status == MIGRATION_STATUS_FAILED && info->error_desc) { | |
75 | monitor_printf(mon, " (%s)\n", info->error_desc); | |
76 | } else { | |
77 | monitor_printf(mon, "\n"); | |
78 | } | |
79 | ||
80 | monitor_printf(mon, "total time: %" PRIu64 " ms\n", | |
81 | info->total_time); | |
82 | if (info->has_expected_downtime) { | |
83 | monitor_printf(mon, "expected downtime: %" PRIu64 " ms\n", | |
84 | info->expected_downtime); | |
85 | } | |
86 | if (info->has_downtime) { | |
87 | monitor_printf(mon, "downtime: %" PRIu64 " ms\n", | |
88 | info->downtime); | |
89 | } | |
90 | if (info->has_setup_time) { | |
91 | monitor_printf(mon, "setup: %" PRIu64 " ms\n", | |
92 | info->setup_time); | |
93 | } | |
94 | } | |
95 | ||
96 | if (info->ram) { | |
97 | monitor_printf(mon, "transferred ram: %" PRIu64 " kbytes\n", | |
98 | info->ram->transferred >> 10); | |
99 | monitor_printf(mon, "throughput: %0.2f mbps\n", | |
100 | info->ram->mbps); | |
101 | monitor_printf(mon, "remaining ram: %" PRIu64 " kbytes\n", | |
102 | info->ram->remaining >> 10); | |
103 | monitor_printf(mon, "total ram: %" PRIu64 " kbytes\n", | |
104 | info->ram->total >> 10); | |
105 | monitor_printf(mon, "duplicate: %" PRIu64 " pages\n", | |
106 | info->ram->duplicate); | |
107 | monitor_printf(mon, "skipped: %" PRIu64 " pages\n", | |
108 | info->ram->skipped); | |
109 | monitor_printf(mon, "normal: %" PRIu64 " pages\n", | |
110 | info->ram->normal); | |
111 | monitor_printf(mon, "normal bytes: %" PRIu64 " kbytes\n", | |
112 | info->ram->normal_bytes >> 10); | |
113 | monitor_printf(mon, "dirty sync count: %" PRIu64 "\n", | |
114 | info->ram->dirty_sync_count); | |
115 | monitor_printf(mon, "page size: %" PRIu64 " kbytes\n", | |
116 | info->ram->page_size >> 10); | |
117 | monitor_printf(mon, "multifd bytes: %" PRIu64 " kbytes\n", | |
118 | info->ram->multifd_bytes >> 10); | |
119 | monitor_printf(mon, "pages-per-second: %" PRIu64 "\n", | |
120 | info->ram->pages_per_second); | |
121 | ||
122 | if (info->ram->dirty_pages_rate) { | |
123 | monitor_printf(mon, "dirty pages rate: %" PRIu64 " pages\n", | |
124 | info->ram->dirty_pages_rate); | |
125 | } | |
126 | if (info->ram->postcopy_requests) { | |
127 | monitor_printf(mon, "postcopy request count: %" PRIu64 "\n", | |
128 | info->ram->postcopy_requests); | |
129 | } | |
130 | if (info->ram->precopy_bytes) { | |
131 | monitor_printf(mon, "precopy ram: %" PRIu64 " kbytes\n", | |
132 | info->ram->precopy_bytes >> 10); | |
133 | } | |
134 | if (info->ram->downtime_bytes) { | |
135 | monitor_printf(mon, "downtime ram: %" PRIu64 " kbytes\n", | |
136 | info->ram->downtime_bytes >> 10); | |
137 | } | |
138 | if (info->ram->postcopy_bytes) { | |
139 | monitor_printf(mon, "postcopy ram: %" PRIu64 " kbytes\n", | |
140 | info->ram->postcopy_bytes >> 10); | |
141 | } | |
142 | if (info->ram->dirty_sync_missed_zero_copy) { | |
143 | monitor_printf(mon, | |
144 | "Zero-copy-send fallbacks happened: %" PRIu64 " times\n", | |
145 | info->ram->dirty_sync_missed_zero_copy); | |
146 | } | |
147 | } | |
148 | ||
149 | if (info->disk) { | |
150 | monitor_printf(mon, "transferred disk: %" PRIu64 " kbytes\n", | |
151 | info->disk->transferred >> 10); | |
152 | monitor_printf(mon, "remaining disk: %" PRIu64 " kbytes\n", | |
153 | info->disk->remaining >> 10); | |
154 | monitor_printf(mon, "total disk: %" PRIu64 " kbytes\n", | |
155 | info->disk->total >> 10); | |
156 | } | |
157 | ||
158 | if (info->xbzrle_cache) { | |
159 | monitor_printf(mon, "cache size: %" PRIu64 " bytes\n", | |
160 | info->xbzrle_cache->cache_size); | |
161 | monitor_printf(mon, "xbzrle transferred: %" PRIu64 " kbytes\n", | |
162 | info->xbzrle_cache->bytes >> 10); | |
163 | monitor_printf(mon, "xbzrle pages: %" PRIu64 " pages\n", | |
164 | info->xbzrle_cache->pages); | |
165 | monitor_printf(mon, "xbzrle cache miss: %" PRIu64 " pages\n", | |
166 | info->xbzrle_cache->cache_miss); | |
167 | monitor_printf(mon, "xbzrle cache miss rate: %0.2f\n", | |
168 | info->xbzrle_cache->cache_miss_rate); | |
169 | monitor_printf(mon, "xbzrle encoding rate: %0.2f\n", | |
170 | info->xbzrle_cache->encoding_rate); | |
171 | monitor_printf(mon, "xbzrle overflow: %" PRIu64 "\n", | |
172 | info->xbzrle_cache->overflow); | |
173 | } | |
174 | ||
175 | if (info->compression) { | |
176 | monitor_printf(mon, "compression pages: %" PRIu64 " pages\n", | |
177 | info->compression->pages); | |
178 | monitor_printf(mon, "compression busy: %" PRIu64 "\n", | |
179 | info->compression->busy); | |
180 | monitor_printf(mon, "compression busy rate: %0.2f\n", | |
181 | info->compression->busy_rate); | |
182 | monitor_printf(mon, "compressed size: %" PRIu64 " kbytes\n", | |
183 | info->compression->compressed_size >> 10); | |
184 | monitor_printf(mon, "compression rate: %0.2f\n", | |
185 | info->compression->compression_rate); | |
186 | } | |
187 | ||
188 | if (info->has_cpu_throttle_percentage) { | |
189 | monitor_printf(mon, "cpu throttle percentage: %" PRIu64 "\n", | |
190 | info->cpu_throttle_percentage); | |
191 | } | |
192 | ||
15699cf5 HH |
193 | if (info->has_dirty_limit_throttle_time_per_round) { |
194 | monitor_printf(mon, "dirty-limit throttle time: %" PRIu64 " us\n", | |
195 | info->dirty_limit_throttle_time_per_round); | |
196 | } | |
197 | ||
198 | if (info->has_dirty_limit_ring_full_time) { | |
199 | monitor_printf(mon, "dirty-limit ring full time: %" PRIu64 " us\n", | |
200 | info->dirty_limit_ring_full_time); | |
201 | } | |
202 | ||
119f50ce MA |
203 | if (info->has_postcopy_blocktime) { |
204 | monitor_printf(mon, "postcopy blocktime: %u\n", | |
205 | info->postcopy_blocktime); | |
206 | } | |
207 | ||
208 | if (info->has_postcopy_vcpu_blocktime) { | |
209 | Visitor *v; | |
210 | char *str; | |
211 | v = string_output_visitor_new(false, &str); | |
212 | visit_type_uint32List(v, NULL, &info->postcopy_vcpu_blocktime, | |
213 | &error_abort); | |
214 | visit_complete(v, &str); | |
215 | monitor_printf(mon, "postcopy vcpu blocktime: %s\n", str); | |
216 | g_free(str); | |
217 | visit_free(v); | |
218 | } | |
219 | if (info->has_socket_address) { | |
220 | SocketAddressList *addr; | |
221 | ||
222 | monitor_printf(mon, "socket address: [\n"); | |
223 | ||
224 | for (addr = info->socket_address; addr; addr = addr->next) { | |
225 | char *s = socket_uri(addr->value); | |
226 | monitor_printf(mon, "\t%s\n", s); | |
227 | g_free(s); | |
228 | } | |
229 | monitor_printf(mon, "]\n"); | |
230 | } | |
231 | ||
232 | if (info->vfio) { | |
233 | monitor_printf(mon, "vfio device transferred: %" PRIu64 " kbytes\n", | |
234 | info->vfio->transferred >> 10); | |
235 | } | |
236 | ||
237 | qapi_free_MigrationInfo(info); | |
238 | } | |
239 | ||
240 | void hmp_info_migrate_capabilities(Monitor *mon, const QDict *qdict) | |
241 | { | |
242 | MigrationCapabilityStatusList *caps, *cap; | |
243 | ||
244 | caps = qmp_query_migrate_capabilities(NULL); | |
245 | ||
246 | if (caps) { | |
247 | for (cap = caps; cap; cap = cap->next) { | |
248 | monitor_printf(mon, "%s: %s\n", | |
249 | MigrationCapability_str(cap->value->capability), | |
250 | cap->value->state ? "on" : "off"); | |
251 | } | |
252 | } | |
253 | ||
254 | qapi_free_MigrationCapabilityStatusList(caps); | |
255 | } | |
256 | ||
257 | void hmp_info_migrate_parameters(Monitor *mon, const QDict *qdict) | |
258 | { | |
259 | MigrationParameters *params; | |
260 | ||
261 | params = qmp_query_migrate_parameters(NULL); | |
262 | ||
263 | if (params) { | |
264 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", | |
265 | MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_INITIAL), | |
266 | params->announce_initial); | |
267 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", | |
268 | MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_MAX), | |
269 | params->announce_max); | |
270 | monitor_printf(mon, "%s: %" PRIu64 "\n", | |
271 | MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_ROUNDS), | |
272 | params->announce_rounds); | |
273 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", | |
274 | MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_STEP), | |
275 | params->announce_step); | |
276 | assert(params->has_compress_level); | |
277 | monitor_printf(mon, "%s: %u\n", | |
278 | MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_LEVEL), | |
279 | params->compress_level); | |
280 | assert(params->has_compress_threads); | |
281 | monitor_printf(mon, "%s: %u\n", | |
282 | MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_THREADS), | |
283 | params->compress_threads); | |
284 | assert(params->has_compress_wait_thread); | |
285 | monitor_printf(mon, "%s: %s\n", | |
286 | MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_WAIT_THREAD), | |
287 | params->compress_wait_thread ? "on" : "off"); | |
288 | assert(params->has_decompress_threads); | |
289 | monitor_printf(mon, "%s: %u\n", | |
290 | MigrationParameter_str(MIGRATION_PARAMETER_DECOMPRESS_THREADS), | |
291 | params->decompress_threads); | |
292 | assert(params->has_throttle_trigger_threshold); | |
293 | monitor_printf(mon, "%s: %u\n", | |
294 | MigrationParameter_str(MIGRATION_PARAMETER_THROTTLE_TRIGGER_THRESHOLD), | |
295 | params->throttle_trigger_threshold); | |
296 | assert(params->has_cpu_throttle_initial); | |
297 | monitor_printf(mon, "%s: %u\n", | |
298 | MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_INITIAL), | |
299 | params->cpu_throttle_initial); | |
300 | assert(params->has_cpu_throttle_increment); | |
301 | monitor_printf(mon, "%s: %u\n", | |
302 | MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_INCREMENT), | |
303 | params->cpu_throttle_increment); | |
304 | assert(params->has_cpu_throttle_tailslow); | |
305 | monitor_printf(mon, "%s: %s\n", | |
306 | MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_TAILSLOW), | |
307 | params->cpu_throttle_tailslow ? "on" : "off"); | |
308 | assert(params->has_max_cpu_throttle); | |
309 | monitor_printf(mon, "%s: %u\n", | |
310 | MigrationParameter_str(MIGRATION_PARAMETER_MAX_CPU_THROTTLE), | |
311 | params->max_cpu_throttle); | |
312 | assert(params->tls_creds); | |
313 | monitor_printf(mon, "%s: '%s'\n", | |
314 | MigrationParameter_str(MIGRATION_PARAMETER_TLS_CREDS), | |
315 | params->tls_creds); | |
316 | assert(params->tls_hostname); | |
317 | monitor_printf(mon, "%s: '%s'\n", | |
318 | MigrationParameter_str(MIGRATION_PARAMETER_TLS_HOSTNAME), | |
319 | params->tls_hostname); | |
320 | assert(params->has_max_bandwidth); | |
321 | monitor_printf(mon, "%s: %" PRIu64 " bytes/second\n", | |
322 | MigrationParameter_str(MIGRATION_PARAMETER_MAX_BANDWIDTH), | |
323 | params->max_bandwidth); | |
324 | assert(params->has_downtime_limit); | |
325 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", | |
326 | MigrationParameter_str(MIGRATION_PARAMETER_DOWNTIME_LIMIT), | |
327 | params->downtime_limit); | |
328 | assert(params->has_x_checkpoint_delay); | |
329 | monitor_printf(mon, "%s: %u ms\n", | |
330 | MigrationParameter_str(MIGRATION_PARAMETER_X_CHECKPOINT_DELAY), | |
331 | params->x_checkpoint_delay); | |
332 | assert(params->has_block_incremental); | |
333 | monitor_printf(mon, "%s: %s\n", | |
334 | MigrationParameter_str(MIGRATION_PARAMETER_BLOCK_INCREMENTAL), | |
335 | params->block_incremental ? "on" : "off"); | |
336 | monitor_printf(mon, "%s: %u\n", | |
337 | MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_CHANNELS), | |
338 | params->multifd_channels); | |
339 | monitor_printf(mon, "%s: %s\n", | |
340 | MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_COMPRESSION), | |
341 | MultiFDCompression_str(params->multifd_compression)); | |
342 | monitor_printf(mon, "%s: %" PRIu64 " bytes\n", | |
343 | MigrationParameter_str(MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE), | |
344 | params->xbzrle_cache_size); | |
345 | monitor_printf(mon, "%s: %" PRIu64 "\n", | |
346 | MigrationParameter_str(MIGRATION_PARAMETER_MAX_POSTCOPY_BANDWIDTH), | |
347 | params->max_postcopy_bandwidth); | |
348 | monitor_printf(mon, "%s: '%s'\n", | |
349 | MigrationParameter_str(MIGRATION_PARAMETER_TLS_AUTHZ), | |
350 | params->tls_authz); | |
351 | ||
352 | if (params->has_block_bitmap_mapping) { | |
353 | const BitmapMigrationNodeAliasList *bmnal; | |
354 | ||
355 | monitor_printf(mon, "%s:\n", | |
356 | MigrationParameter_str( | |
357 | MIGRATION_PARAMETER_BLOCK_BITMAP_MAPPING)); | |
358 | ||
359 | for (bmnal = params->block_bitmap_mapping; | |
360 | bmnal; | |
361 | bmnal = bmnal->next) | |
362 | { | |
363 | const BitmapMigrationNodeAlias *bmna = bmnal->value; | |
364 | const BitmapMigrationBitmapAliasList *bmbal; | |
365 | ||
366 | monitor_printf(mon, " '%s' -> '%s'\n", | |
367 | bmna->node_name, bmna->alias); | |
368 | ||
369 | for (bmbal = bmna->bitmaps; bmbal; bmbal = bmbal->next) { | |
370 | const BitmapMigrationBitmapAlias *bmba = bmbal->value; | |
371 | ||
372 | monitor_printf(mon, " '%s' -> '%s'\n", | |
373 | bmba->name, bmba->alias); | |
374 | } | |
375 | } | |
376 | } | |
4d807857 HH |
377 | |
378 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", | |
379 | MigrationParameter_str(MIGRATION_PARAMETER_X_VCPU_DIRTY_LIMIT_PERIOD), | |
380 | params->x_vcpu_dirty_limit_period); | |
09f9ec99 HH |
381 | |
382 | monitor_printf(mon, "%s: %" PRIu64 " MB/s\n", | |
383 | MigrationParameter_str(MIGRATION_PARAMETER_VCPU_DIRTY_LIMIT), | |
384 | params->vcpu_dirty_limit); | |
119f50ce MA |
385 | } |
386 | ||
387 | qapi_free_MigrationParameters(params); | |
388 | } | |
389 | ||
390 | void hmp_loadvm(Monitor *mon, const QDict *qdict) | |
391 | { | |
392 | int saved_vm_running = runstate_is_running(); | |
393 | const char *name = qdict_get_str(qdict, "name"); | |
394 | Error *err = NULL; | |
395 | ||
396 | vm_stop(RUN_STATE_RESTORE_VM); | |
397 | ||
398 | if (load_snapshot(name, NULL, false, NULL, &err) && saved_vm_running) { | |
399 | vm_start(); | |
400 | } | |
401 | hmp_handle_error(mon, err); | |
402 | } | |
403 | ||
404 | void hmp_savevm(Monitor *mon, const QDict *qdict) | |
405 | { | |
406 | Error *err = NULL; | |
407 | ||
408 | save_snapshot(qdict_get_try_str(qdict, "name"), | |
409 | true, NULL, false, NULL, &err); | |
410 | hmp_handle_error(mon, err); | |
411 | } | |
412 | ||
413 | void hmp_delvm(Monitor *mon, const QDict *qdict) | |
414 | { | |
415 | Error *err = NULL; | |
416 | const char *name = qdict_get_str(qdict, "name"); | |
417 | ||
418 | delete_snapshot(name, false, NULL, &err); | |
419 | hmp_handle_error(mon, err); | |
420 | } | |
421 | ||
422 | void hmp_migrate_cancel(Monitor *mon, const QDict *qdict) | |
423 | { | |
424 | qmp_migrate_cancel(NULL); | |
425 | } | |
426 | ||
427 | void hmp_migrate_continue(Monitor *mon, const QDict *qdict) | |
428 | { | |
429 | Error *err = NULL; | |
430 | const char *state = qdict_get_str(qdict, "state"); | |
431 | int val = qapi_enum_parse(&MigrationStatus_lookup, state, -1, &err); | |
432 | ||
433 | if (val >= 0) { | |
434 | qmp_migrate_continue(val, &err); | |
435 | } | |
436 | ||
437 | hmp_handle_error(mon, err); | |
438 | } | |
439 | ||
440 | void hmp_migrate_incoming(Monitor *mon, const QDict *qdict) | |
441 | { | |
442 | Error *err = NULL; | |
443 | const char *uri = qdict_get_str(qdict, "uri"); | |
444 | ||
445 | qmp_migrate_incoming(uri, &err); | |
446 | ||
447 | hmp_handle_error(mon, err); | |
448 | } | |
449 | ||
450 | void hmp_migrate_recover(Monitor *mon, const QDict *qdict) | |
451 | { | |
452 | Error *err = NULL; | |
453 | const char *uri = qdict_get_str(qdict, "uri"); | |
454 | ||
455 | qmp_migrate_recover(uri, &err); | |
456 | ||
457 | hmp_handle_error(mon, err); | |
458 | } | |
459 | ||
460 | void hmp_migrate_pause(Monitor *mon, const QDict *qdict) | |
461 | { | |
462 | Error *err = NULL; | |
463 | ||
464 | qmp_migrate_pause(&err); | |
465 | ||
466 | hmp_handle_error(mon, err); | |
467 | } | |
468 | ||
469 | ||
470 | void hmp_migrate_set_capability(Monitor *mon, const QDict *qdict) | |
471 | { | |
472 | const char *cap = qdict_get_str(qdict, "capability"); | |
473 | bool state = qdict_get_bool(qdict, "state"); | |
474 | Error *err = NULL; | |
475 | MigrationCapabilityStatusList *caps = NULL; | |
476 | MigrationCapabilityStatus *value; | |
477 | int val; | |
478 | ||
479 | val = qapi_enum_parse(&MigrationCapability_lookup, cap, -1, &err); | |
480 | if (val < 0) { | |
481 | goto end; | |
482 | } | |
483 | ||
484 | value = g_malloc0(sizeof(*value)); | |
485 | value->capability = val; | |
486 | value->state = state; | |
487 | QAPI_LIST_PREPEND(caps, value); | |
488 | qmp_migrate_set_capabilities(caps, &err); | |
489 | qapi_free_MigrationCapabilityStatusList(caps); | |
490 | ||
491 | end: | |
492 | hmp_handle_error(mon, err); | |
493 | } | |
494 | ||
495 | void hmp_migrate_set_parameter(Monitor *mon, const QDict *qdict) | |
496 | { | |
497 | const char *param = qdict_get_str(qdict, "parameter"); | |
498 | const char *valuestr = qdict_get_str(qdict, "value"); | |
499 | Visitor *v = string_input_visitor_new(valuestr); | |
500 | MigrateSetParameters *p = g_new0(MigrateSetParameters, 1); | |
501 | uint64_t valuebw = 0; | |
502 | uint64_t cache_size; | |
503 | Error *err = NULL; | |
504 | int val, ret; | |
505 | ||
506 | val = qapi_enum_parse(&MigrationParameter_lookup, param, -1, &err); | |
507 | if (val < 0) { | |
508 | goto cleanup; | |
509 | } | |
510 | ||
511 | switch (val) { | |
512 | case MIGRATION_PARAMETER_COMPRESS_LEVEL: | |
513 | p->has_compress_level = true; | |
514 | visit_type_uint8(v, param, &p->compress_level, &err); | |
515 | break; | |
516 | case MIGRATION_PARAMETER_COMPRESS_THREADS: | |
517 | p->has_compress_threads = true; | |
518 | visit_type_uint8(v, param, &p->compress_threads, &err); | |
519 | break; | |
520 | case MIGRATION_PARAMETER_COMPRESS_WAIT_THREAD: | |
521 | p->has_compress_wait_thread = true; | |
522 | visit_type_bool(v, param, &p->compress_wait_thread, &err); | |
523 | break; | |
524 | case MIGRATION_PARAMETER_DECOMPRESS_THREADS: | |
525 | p->has_decompress_threads = true; | |
526 | visit_type_uint8(v, param, &p->decompress_threads, &err); | |
527 | break; | |
528 | case MIGRATION_PARAMETER_THROTTLE_TRIGGER_THRESHOLD: | |
529 | p->has_throttle_trigger_threshold = true; | |
530 | visit_type_uint8(v, param, &p->throttle_trigger_threshold, &err); | |
531 | break; | |
532 | case MIGRATION_PARAMETER_CPU_THROTTLE_INITIAL: | |
533 | p->has_cpu_throttle_initial = true; | |
534 | visit_type_uint8(v, param, &p->cpu_throttle_initial, &err); | |
535 | break; | |
536 | case MIGRATION_PARAMETER_CPU_THROTTLE_INCREMENT: | |
537 | p->has_cpu_throttle_increment = true; | |
538 | visit_type_uint8(v, param, &p->cpu_throttle_increment, &err); | |
539 | break; | |
540 | case MIGRATION_PARAMETER_CPU_THROTTLE_TAILSLOW: | |
541 | p->has_cpu_throttle_tailslow = true; | |
542 | visit_type_bool(v, param, &p->cpu_throttle_tailslow, &err); | |
543 | break; | |
544 | case MIGRATION_PARAMETER_MAX_CPU_THROTTLE: | |
545 | p->has_max_cpu_throttle = true; | |
546 | visit_type_uint8(v, param, &p->max_cpu_throttle, &err); | |
547 | break; | |
548 | case MIGRATION_PARAMETER_TLS_CREDS: | |
549 | p->tls_creds = g_new0(StrOrNull, 1); | |
550 | p->tls_creds->type = QTYPE_QSTRING; | |
551 | visit_type_str(v, param, &p->tls_creds->u.s, &err); | |
552 | break; | |
553 | case MIGRATION_PARAMETER_TLS_HOSTNAME: | |
554 | p->tls_hostname = g_new0(StrOrNull, 1); | |
555 | p->tls_hostname->type = QTYPE_QSTRING; | |
556 | visit_type_str(v, param, &p->tls_hostname->u.s, &err); | |
557 | break; | |
558 | case MIGRATION_PARAMETER_TLS_AUTHZ: | |
559 | p->tls_authz = g_new0(StrOrNull, 1); | |
560 | p->tls_authz->type = QTYPE_QSTRING; | |
561 | visit_type_str(v, param, &p->tls_authz->u.s, &err); | |
562 | break; | |
563 | case MIGRATION_PARAMETER_MAX_BANDWIDTH: | |
564 | p->has_max_bandwidth = true; | |
565 | /* | |
566 | * Can't use visit_type_size() here, because it | |
567 | * defaults to Bytes rather than Mebibytes. | |
568 | */ | |
569 | ret = qemu_strtosz_MiB(valuestr, NULL, &valuebw); | |
570 | if (ret < 0 || valuebw > INT64_MAX | |
571 | || (size_t)valuebw != valuebw) { | |
572 | error_setg(&err, "Invalid size %s", valuestr); | |
573 | break; | |
574 | } | |
575 | p->max_bandwidth = valuebw; | |
576 | break; | |
577 | case MIGRATION_PARAMETER_DOWNTIME_LIMIT: | |
578 | p->has_downtime_limit = true; | |
579 | visit_type_size(v, param, &p->downtime_limit, &err); | |
580 | break; | |
581 | case MIGRATION_PARAMETER_X_CHECKPOINT_DELAY: | |
582 | p->has_x_checkpoint_delay = true; | |
583 | visit_type_uint32(v, param, &p->x_checkpoint_delay, &err); | |
584 | break; | |
585 | case MIGRATION_PARAMETER_BLOCK_INCREMENTAL: | |
586 | p->has_block_incremental = true; | |
587 | visit_type_bool(v, param, &p->block_incremental, &err); | |
588 | break; | |
589 | case MIGRATION_PARAMETER_MULTIFD_CHANNELS: | |
590 | p->has_multifd_channels = true; | |
591 | visit_type_uint8(v, param, &p->multifd_channels, &err); | |
592 | break; | |
593 | case MIGRATION_PARAMETER_MULTIFD_COMPRESSION: | |
594 | p->has_multifd_compression = true; | |
595 | visit_type_MultiFDCompression(v, param, &p->multifd_compression, | |
596 | &err); | |
597 | break; | |
598 | case MIGRATION_PARAMETER_MULTIFD_ZLIB_LEVEL: | |
599 | p->has_multifd_zlib_level = true; | |
600 | visit_type_uint8(v, param, &p->multifd_zlib_level, &err); | |
601 | break; | |
602 | case MIGRATION_PARAMETER_MULTIFD_ZSTD_LEVEL: | |
603 | p->has_multifd_zstd_level = true; | |
604 | visit_type_uint8(v, param, &p->multifd_zstd_level, &err); | |
605 | break; | |
606 | case MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE: | |
607 | p->has_xbzrle_cache_size = true; | |
608 | if (!visit_type_size(v, param, &cache_size, &err)) { | |
609 | break; | |
610 | } | |
611 | if (cache_size > INT64_MAX || (size_t)cache_size != cache_size) { | |
612 | error_setg(&err, "Invalid size %s", valuestr); | |
613 | break; | |
614 | } | |
615 | p->xbzrle_cache_size = cache_size; | |
616 | break; | |
617 | case MIGRATION_PARAMETER_MAX_POSTCOPY_BANDWIDTH: | |
618 | p->has_max_postcopy_bandwidth = true; | |
619 | visit_type_size(v, param, &p->max_postcopy_bandwidth, &err); | |
620 | break; | |
621 | case MIGRATION_PARAMETER_ANNOUNCE_INITIAL: | |
622 | p->has_announce_initial = true; | |
623 | visit_type_size(v, param, &p->announce_initial, &err); | |
624 | break; | |
625 | case MIGRATION_PARAMETER_ANNOUNCE_MAX: | |
626 | p->has_announce_max = true; | |
627 | visit_type_size(v, param, &p->announce_max, &err); | |
628 | break; | |
629 | case MIGRATION_PARAMETER_ANNOUNCE_ROUNDS: | |
630 | p->has_announce_rounds = true; | |
631 | visit_type_size(v, param, &p->announce_rounds, &err); | |
632 | break; | |
633 | case MIGRATION_PARAMETER_ANNOUNCE_STEP: | |
634 | p->has_announce_step = true; | |
635 | visit_type_size(v, param, &p->announce_step, &err); | |
636 | break; | |
637 | case MIGRATION_PARAMETER_BLOCK_BITMAP_MAPPING: | |
638 | error_setg(&err, "The block-bitmap-mapping parameter can only be set " | |
639 | "through QMP"); | |
640 | break; | |
4d807857 HH |
641 | case MIGRATION_PARAMETER_X_VCPU_DIRTY_LIMIT_PERIOD: |
642 | p->has_x_vcpu_dirty_limit_period = true; | |
643 | visit_type_size(v, param, &p->x_vcpu_dirty_limit_period, &err); | |
644 | break; | |
09f9ec99 HH |
645 | case MIGRATION_PARAMETER_VCPU_DIRTY_LIMIT: |
646 | p->has_vcpu_dirty_limit = true; | |
647 | visit_type_size(v, param, &p->vcpu_dirty_limit, &err); | |
648 | break; | |
119f50ce MA |
649 | default: |
650 | assert(0); | |
651 | } | |
652 | ||
653 | if (err) { | |
654 | goto cleanup; | |
655 | } | |
656 | ||
657 | qmp_migrate_set_parameters(p, &err); | |
658 | ||
659 | cleanup: | |
660 | qapi_free_MigrateSetParameters(p); | |
661 | visit_free(v); | |
662 | hmp_handle_error(mon, err); | |
663 | } | |
664 | ||
119f50ce MA |
665 | void hmp_migrate_start_postcopy(Monitor *mon, const QDict *qdict) |
666 | { | |
667 | Error *err = NULL; | |
668 | qmp_migrate_start_postcopy(&err); | |
669 | hmp_handle_error(mon, err); | |
670 | } | |
671 | ||
51e47cf8 | 672 | #ifdef CONFIG_REPLICATION |
119f50ce MA |
673 | void hmp_x_colo_lost_heartbeat(Monitor *mon, const QDict *qdict) |
674 | { | |
675 | Error *err = NULL; | |
676 | ||
677 | qmp_x_colo_lost_heartbeat(&err); | |
678 | hmp_handle_error(mon, err); | |
679 | } | |
51e47cf8 | 680 | #endif |
119f50ce MA |
681 | |
682 | typedef struct HMPMigrationStatus { | |
683 | QEMUTimer *timer; | |
684 | Monitor *mon; | |
685 | bool is_block_migration; | |
686 | } HMPMigrationStatus; | |
687 | ||
688 | static void hmp_migrate_status_cb(void *opaque) | |
689 | { | |
690 | HMPMigrationStatus *status = opaque; | |
691 | MigrationInfo *info; | |
692 | ||
693 | info = qmp_query_migrate(NULL); | |
694 | if (!info->has_status || info->status == MIGRATION_STATUS_ACTIVE || | |
695 | info->status == MIGRATION_STATUS_SETUP) { | |
696 | if (info->disk) { | |
697 | int progress; | |
698 | ||
699 | if (info->disk->remaining) { | |
700 | progress = info->disk->transferred * 100 / info->disk->total; | |
701 | } else { | |
702 | progress = 100; | |
703 | } | |
704 | ||
705 | monitor_printf(status->mon, "Completed %d %%\r", progress); | |
706 | monitor_flush(status->mon); | |
707 | } | |
708 | ||
709 | timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1000); | |
710 | } else { | |
711 | if (status->is_block_migration) { | |
712 | monitor_printf(status->mon, "\n"); | |
713 | } | |
714 | if (info->error_desc) { | |
715 | error_report("%s", info->error_desc); | |
716 | } | |
717 | monitor_resume(status->mon); | |
718 | timer_free(status->timer); | |
719 | g_free(status); | |
720 | } | |
721 | ||
722 | qapi_free_MigrationInfo(info); | |
723 | } | |
724 | ||
725 | void hmp_migrate(Monitor *mon, const QDict *qdict) | |
726 | { | |
727 | bool detach = qdict_get_try_bool(qdict, "detach", false); | |
728 | bool blk = qdict_get_try_bool(qdict, "blk", false); | |
729 | bool inc = qdict_get_try_bool(qdict, "inc", false); | |
730 | bool resume = qdict_get_try_bool(qdict, "resume", false); | |
731 | const char *uri = qdict_get_str(qdict, "uri"); | |
732 | Error *err = NULL; | |
733 | ||
734 | qmp_migrate(uri, !!blk, blk, !!inc, inc, | |
735 | false, false, true, resume, &err); | |
736 | if (hmp_handle_error(mon, err)) { | |
737 | return; | |
738 | } | |
739 | ||
740 | if (!detach) { | |
741 | HMPMigrationStatus *status; | |
742 | ||
743 | if (monitor_suspend(mon) < 0) { | |
744 | monitor_printf(mon, "terminal does not allow synchronous " | |
745 | "migration, continuing detached\n"); | |
746 | return; | |
747 | } | |
748 | ||
749 | status = g_malloc0(sizeof(*status)); | |
750 | status->mon = mon; | |
751 | status->is_block_migration = blk || inc; | |
752 | status->timer = timer_new_ms(QEMU_CLOCK_REALTIME, hmp_migrate_status_cb, | |
753 | status); | |
754 | timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME)); | |
755 | } | |
756 | } | |
757 | ||
758 | void migrate_set_capability_completion(ReadLineState *rs, int nb_args, | |
759 | const char *str) | |
760 | { | |
761 | size_t len; | |
762 | ||
763 | len = strlen(str); | |
764 | readline_set_completion_index(rs, len); | |
765 | if (nb_args == 2) { | |
766 | int i; | |
767 | for (i = 0; i < MIGRATION_CAPABILITY__MAX; i++) { | |
768 | readline_add_completion_of(rs, str, MigrationCapability_str(i)); | |
769 | } | |
770 | } else if (nb_args == 3) { | |
771 | readline_add_completion_of(rs, str, "on"); | |
772 | readline_add_completion_of(rs, str, "off"); | |
773 | } | |
774 | } | |
775 | ||
776 | void migrate_set_parameter_completion(ReadLineState *rs, int nb_args, | |
777 | const char *str) | |
778 | { | |
779 | size_t len; | |
780 | ||
781 | len = strlen(str); | |
782 | readline_set_completion_index(rs, len); | |
783 | if (nb_args == 2) { | |
784 | int i; | |
785 | for (i = 0; i < MIGRATION_PARAMETER__MAX; i++) { | |
786 | readline_add_completion_of(rs, str, MigrationParameter_str(i)); | |
787 | } | |
788 | } | |
789 | } | |
790 | ||
791 | static void vm_completion(ReadLineState *rs, const char *str) | |
792 | { | |
793 | size_t len; | |
794 | BlockDriverState *bs; | |
795 | BdrvNextIterator it; | |
796 | ||
797 | len = strlen(str); | |
798 | readline_set_completion_index(rs, len); | |
799 | ||
800 | for (bs = bdrv_first(&it); bs; bs = bdrv_next(&it)) { | |
801 | SnapshotInfoList *snapshots, *snapshot; | |
802 | AioContext *ctx = bdrv_get_aio_context(bs); | |
803 | bool ok = false; | |
804 | ||
805 | aio_context_acquire(ctx); | |
806 | if (bdrv_can_snapshot(bs)) { | |
807 | ok = bdrv_query_snapshot_info_list(bs, &snapshots, NULL) == 0; | |
808 | } | |
809 | aio_context_release(ctx); | |
810 | if (!ok) { | |
811 | continue; | |
812 | } | |
813 | ||
814 | snapshot = snapshots; | |
815 | while (snapshot) { | |
816 | readline_add_completion_of(rs, str, snapshot->value->name); | |
817 | readline_add_completion_of(rs, str, snapshot->value->id); | |
818 | snapshot = snapshot->next; | |
819 | } | |
820 | qapi_free_SnapshotInfoList(snapshots); | |
821 | } | |
822 | ||
823 | } | |
824 | ||
825 | void delvm_completion(ReadLineState *rs, int nb_args, const char *str) | |
826 | { | |
827 | if (nb_args == 2) { | |
828 | vm_completion(rs, str); | |
829 | } | |
830 | } | |
831 | ||
832 | void loadvm_completion(ReadLineState *rs, int nb_args, const char *str) | |
833 | { | |
834 | if (nb_args == 2) { | |
835 | vm_completion(rs, str); | |
836 | } | |
837 | } |