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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 | 32 | #include "sysemu/sysemu.h" |
17cd011d | 33 | #include "options.h" |
c9381577 JQ |
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 | } | |
119f50ce MA |
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 | ||
15699cf5 HH |
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 | ||
119f50ce MA |
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); | |
8b239597 PX |
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); | |
119f50ce MA |
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 | } | |
4d807857 HH |
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); | |
09f9ec99 HH |
386 | |
387 | monitor_printf(mon, "%s: %" PRIu64 " MB/s\n", | |
388 | MigrationParameter_str(MIGRATION_PARAMETER_VCPU_DIRTY_LIMIT), | |
389 | params->vcpu_dirty_limit); | |
eea1e5c9 SS |
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)); | |
119f50ce MA |
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"); | |
967f2de5 HG |
454 | MigrationChannelList *caps = NULL; |
455 | g_autoptr(MigrationChannel) channel = NULL; | |
119f50ce | 456 | |
967f2de5 HG |
457 | if (!migrate_uri_parse(uri, &channel, &err)) { |
458 | goto end; | |
459 | } | |
460 | QAPI_LIST_PREPEND(caps, g_steal_pointer(&channel)); | |
119f50ce | 461 | |
967f2de5 HG |
462 | qmp_migrate_incoming(NULL, true, caps, &err); |
463 | qapi_free_MigrationChannelList(caps); | |
464 | ||
465 | end: | |
119f50ce MA |
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; | |
8b239597 PX |
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; | |
119f50ce MA |
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; | |
4d807857 HH |
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; | |
09f9ec99 HH |
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; | |
eea1e5c9 SS |
678 | case MIGRATION_PARAMETER_MODE: |
679 | p->has_mode = true; | |
680 | visit_type_MigMode(v, param, &p->mode, &err); | |
681 | break; | |
119f50ce MA |
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 | ||
119f50ce MA |
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 | ||
51e47cf8 | 705 | #ifdef CONFIG_REPLICATION |
119f50ce MA |
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 | } | |
51e47cf8 | 713 | #endif |
119f50ce MA |
714 | |
715 | typedef struct HMPMigrationStatus { | |
716 | QEMUTimer *timer; | |
717 | Monitor *mon; | |
119f50ce MA |
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 { | |
17cd011d | 743 | if (migrate_block()) { |
119f50ce MA |
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; | |
967f2de5 HG |
765 | MigrationChannelList *caps = NULL; |
766 | g_autoptr(MigrationChannel) channel = NULL; | |
119f50ce | 767 | |
40101f32 JQ |
768 | if (inc) { |
769 | warn_report("option '-i' is deprecated;" | |
770 | " use blockdev-mirror with NBD instead"); | |
771 | } | |
772 | ||
8846b5bf JQ |
773 | if (blk) { |
774 | warn_report("option '-b' is deprecated;" | |
775 | " use blockdev-mirror with NBD instead"); | |
776 | } | |
777 | ||
967f2de5 HG |
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, | |
074dbce5 | 785 | false, false, true, resume, &err); |
119f50ce MA |
786 | if (hmp_handle_error(mon, err)) { |
787 | return; | |
788 | } | |
789 | ||
967f2de5 HG |
790 | qapi_free_MigrationChannelList(caps); |
791 | ||
119f50ce MA |
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; | |
119f50ce MA |
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 | ||
2b3912f1 KW |
848 | GRAPH_RDLOCK_GUARD_MAINLOOP(); |
849 | ||
119f50ce MA |
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; | |
119f50ce MA |
855 | bool ok = false; |
856 | ||
119f50ce MA |
857 | if (bdrv_can_snapshot(bs)) { |
858 | ok = bdrv_query_snapshot_info_list(bs, &snapshots, NULL) == 0; | |
859 | } | |
119f50ce MA |
860 | if (!ok) { |
861 | continue; | |
862 | } | |
863 | ||
864 | snapshot = snapshots; | |
865 | while (snapshot) { | |
866 | readline_add_completion_of(rs, str, snapshot->value->name); | |
867 | readline_add_completion_of(rs, str, snapshot->value->id); | |
868 | snapshot = snapshot->next; | |
869 | } | |
870 | qapi_free_SnapshotInfoList(snapshots); | |
871 | } | |
872 | ||
873 | } | |
874 | ||
875 | void delvm_completion(ReadLineState *rs, int nb_args, const char *str) | |
876 | { | |
877 | if (nb_args == 2) { | |
878 | vm_completion(rs, str); | |
879 | } | |
880 | } | |
881 | ||
882 | void loadvm_completion(ReadLineState *rs, int nb_args, const char *str) | |
883 | { | |
884 | if (nb_args == 2) { | |
885 | vm_completion(rs, str); | |
886 | } | |
887 | } |