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Commit | Line | Data |
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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"); | |
c9381577 JQ |
49 | monitor_printf(mon, "clear-bitmap-shift: %u\n", |
50 | ms->clear_bitmap_shift); | |
51 | } | |
119f50ce MA |
52 | |
53 | void hmp_info_migrate(Monitor *mon, const QDict *qdict) | |
54 | { | |
55 | MigrationInfo *info; | |
56 | ||
57 | info = qmp_query_migrate(NULL); | |
58 | ||
59 | migration_global_dump(mon); | |
60 | ||
61 | if (info->blocked_reasons) { | |
62 | strList *reasons = info->blocked_reasons; | |
63 | monitor_printf(mon, "Outgoing migration blocked:\n"); | |
64 | while (reasons) { | |
65 | monitor_printf(mon, " %s\n", reasons->value); | |
66 | reasons = reasons->next; | |
67 | } | |
68 | } | |
69 | ||
70 | if (info->has_status) { | |
71 | monitor_printf(mon, "Migration status: %s", | |
72 | MigrationStatus_str(info->status)); | |
73 | if (info->status == MIGRATION_STATUS_FAILED && info->error_desc) { | |
74 | monitor_printf(mon, " (%s)\n", info->error_desc); | |
75 | } else { | |
76 | monitor_printf(mon, "\n"); | |
77 | } | |
78 | ||
79 | monitor_printf(mon, "total time: %" PRIu64 " ms\n", | |
80 | info->total_time); | |
81 | if (info->has_expected_downtime) { | |
82 | monitor_printf(mon, "expected downtime: %" PRIu64 " ms\n", | |
83 | info->expected_downtime); | |
84 | } | |
85 | if (info->has_downtime) { | |
86 | monitor_printf(mon, "downtime: %" PRIu64 " ms\n", | |
87 | info->downtime); | |
88 | } | |
89 | if (info->has_setup_time) { | |
90 | monitor_printf(mon, "setup: %" PRIu64 " ms\n", | |
91 | info->setup_time); | |
92 | } | |
93 | } | |
94 | ||
95 | if (info->ram) { | |
96 | monitor_printf(mon, "transferred ram: %" PRIu64 " kbytes\n", | |
97 | info->ram->transferred >> 10); | |
98 | monitor_printf(mon, "throughput: %0.2f mbps\n", | |
99 | info->ram->mbps); | |
100 | monitor_printf(mon, "remaining ram: %" PRIu64 " kbytes\n", | |
101 | info->ram->remaining >> 10); | |
102 | monitor_printf(mon, "total ram: %" PRIu64 " kbytes\n", | |
103 | info->ram->total >> 10); | |
104 | monitor_printf(mon, "duplicate: %" PRIu64 " pages\n", | |
105 | info->ram->duplicate); | |
119f50ce MA |
106 | monitor_printf(mon, "normal: %" PRIu64 " pages\n", |
107 | info->ram->normal); | |
108 | monitor_printf(mon, "normal bytes: %" PRIu64 " kbytes\n", | |
109 | info->ram->normal_bytes >> 10); | |
110 | monitor_printf(mon, "dirty sync count: %" PRIu64 "\n", | |
111 | info->ram->dirty_sync_count); | |
112 | monitor_printf(mon, "page size: %" PRIu64 " kbytes\n", | |
113 | info->ram->page_size >> 10); | |
114 | monitor_printf(mon, "multifd bytes: %" PRIu64 " kbytes\n", | |
115 | info->ram->multifd_bytes >> 10); | |
116 | monitor_printf(mon, "pages-per-second: %" PRIu64 "\n", | |
117 | info->ram->pages_per_second); | |
118 | ||
119 | if (info->ram->dirty_pages_rate) { | |
120 | monitor_printf(mon, "dirty pages rate: %" PRIu64 " pages\n", | |
121 | info->ram->dirty_pages_rate); | |
122 | } | |
123 | if (info->ram->postcopy_requests) { | |
124 | monitor_printf(mon, "postcopy request count: %" PRIu64 "\n", | |
125 | info->ram->postcopy_requests); | |
126 | } | |
127 | if (info->ram->precopy_bytes) { | |
128 | monitor_printf(mon, "precopy ram: %" PRIu64 " kbytes\n", | |
129 | info->ram->precopy_bytes >> 10); | |
130 | } | |
131 | if (info->ram->downtime_bytes) { | |
132 | monitor_printf(mon, "downtime ram: %" PRIu64 " kbytes\n", | |
133 | info->ram->downtime_bytes >> 10); | |
134 | } | |
135 | if (info->ram->postcopy_bytes) { | |
136 | monitor_printf(mon, "postcopy ram: %" PRIu64 " kbytes\n", | |
137 | info->ram->postcopy_bytes >> 10); | |
138 | } | |
139 | if (info->ram->dirty_sync_missed_zero_copy) { | |
140 | monitor_printf(mon, | |
141 | "Zero-copy-send fallbacks happened: %" PRIu64 " times\n", | |
142 | info->ram->dirty_sync_missed_zero_copy); | |
143 | } | |
144 | } | |
145 | ||
119f50ce MA |
146 | if (info->xbzrle_cache) { |
147 | monitor_printf(mon, "cache size: %" PRIu64 " bytes\n", | |
148 | info->xbzrle_cache->cache_size); | |
149 | monitor_printf(mon, "xbzrle transferred: %" PRIu64 " kbytes\n", | |
150 | info->xbzrle_cache->bytes >> 10); | |
151 | monitor_printf(mon, "xbzrle pages: %" PRIu64 " pages\n", | |
152 | info->xbzrle_cache->pages); | |
153 | monitor_printf(mon, "xbzrle cache miss: %" PRIu64 " pages\n", | |
154 | info->xbzrle_cache->cache_miss); | |
155 | monitor_printf(mon, "xbzrle cache miss rate: %0.2f\n", | |
156 | info->xbzrle_cache->cache_miss_rate); | |
157 | monitor_printf(mon, "xbzrle encoding rate: %0.2f\n", | |
158 | info->xbzrle_cache->encoding_rate); | |
159 | monitor_printf(mon, "xbzrle overflow: %" PRIu64 "\n", | |
160 | info->xbzrle_cache->overflow); | |
161 | } | |
162 | ||
119f50ce MA |
163 | if (info->has_cpu_throttle_percentage) { |
164 | monitor_printf(mon, "cpu throttle percentage: %" PRIu64 "\n", | |
165 | info->cpu_throttle_percentage); | |
166 | } | |
167 | ||
15699cf5 HH |
168 | if (info->has_dirty_limit_throttle_time_per_round) { |
169 | monitor_printf(mon, "dirty-limit throttle time: %" PRIu64 " us\n", | |
170 | info->dirty_limit_throttle_time_per_round); | |
171 | } | |
172 | ||
173 | if (info->has_dirty_limit_ring_full_time) { | |
174 | monitor_printf(mon, "dirty-limit ring full time: %" PRIu64 " us\n", | |
175 | info->dirty_limit_ring_full_time); | |
176 | } | |
177 | ||
119f50ce MA |
178 | if (info->has_postcopy_blocktime) { |
179 | monitor_printf(mon, "postcopy blocktime: %u\n", | |
180 | info->postcopy_blocktime); | |
181 | } | |
182 | ||
183 | if (info->has_postcopy_vcpu_blocktime) { | |
184 | Visitor *v; | |
185 | char *str; | |
186 | v = string_output_visitor_new(false, &str); | |
187 | visit_type_uint32List(v, NULL, &info->postcopy_vcpu_blocktime, | |
188 | &error_abort); | |
189 | visit_complete(v, &str); | |
190 | monitor_printf(mon, "postcopy vcpu blocktime: %s\n", str); | |
191 | g_free(str); | |
192 | visit_free(v); | |
193 | } | |
194 | if (info->has_socket_address) { | |
195 | SocketAddressList *addr; | |
196 | ||
197 | monitor_printf(mon, "socket address: [\n"); | |
198 | ||
199 | for (addr = info->socket_address; addr; addr = addr->next) { | |
200 | char *s = socket_uri(addr->value); | |
201 | monitor_printf(mon, "\t%s\n", s); | |
202 | g_free(s); | |
203 | } | |
204 | monitor_printf(mon, "]\n"); | |
205 | } | |
206 | ||
207 | if (info->vfio) { | |
208 | monitor_printf(mon, "vfio device transferred: %" PRIu64 " kbytes\n", | |
209 | info->vfio->transferred >> 10); | |
210 | } | |
211 | ||
212 | qapi_free_MigrationInfo(info); | |
213 | } | |
214 | ||
215 | void hmp_info_migrate_capabilities(Monitor *mon, const QDict *qdict) | |
216 | { | |
217 | MigrationCapabilityStatusList *caps, *cap; | |
218 | ||
219 | caps = qmp_query_migrate_capabilities(NULL); | |
220 | ||
221 | if (caps) { | |
222 | for (cap = caps; cap; cap = cap->next) { | |
223 | monitor_printf(mon, "%s: %s\n", | |
224 | MigrationCapability_str(cap->value->capability), | |
225 | cap->value->state ? "on" : "off"); | |
226 | } | |
227 | } | |
228 | ||
229 | qapi_free_MigrationCapabilityStatusList(caps); | |
230 | } | |
231 | ||
232 | void hmp_info_migrate_parameters(Monitor *mon, const QDict *qdict) | |
233 | { | |
234 | MigrationParameters *params; | |
235 | ||
236 | params = qmp_query_migrate_parameters(NULL); | |
237 | ||
238 | if (params) { | |
239 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", | |
240 | MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_INITIAL), | |
241 | params->announce_initial); | |
242 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", | |
243 | MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_MAX), | |
244 | params->announce_max); | |
245 | monitor_printf(mon, "%s: %" PRIu64 "\n", | |
246 | MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_ROUNDS), | |
247 | params->announce_rounds); | |
248 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", | |
249 | MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_STEP), | |
250 | params->announce_step); | |
119f50ce MA |
251 | assert(params->has_throttle_trigger_threshold); |
252 | monitor_printf(mon, "%s: %u\n", | |
253 | MigrationParameter_str(MIGRATION_PARAMETER_THROTTLE_TRIGGER_THRESHOLD), | |
254 | params->throttle_trigger_threshold); | |
255 | assert(params->has_cpu_throttle_initial); | |
256 | monitor_printf(mon, "%s: %u\n", | |
257 | MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_INITIAL), | |
258 | params->cpu_throttle_initial); | |
259 | assert(params->has_cpu_throttle_increment); | |
260 | monitor_printf(mon, "%s: %u\n", | |
261 | MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_INCREMENT), | |
262 | params->cpu_throttle_increment); | |
263 | assert(params->has_cpu_throttle_tailslow); | |
264 | monitor_printf(mon, "%s: %s\n", | |
265 | MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_TAILSLOW), | |
266 | params->cpu_throttle_tailslow ? "on" : "off"); | |
267 | assert(params->has_max_cpu_throttle); | |
268 | monitor_printf(mon, "%s: %u\n", | |
269 | MigrationParameter_str(MIGRATION_PARAMETER_MAX_CPU_THROTTLE), | |
270 | params->max_cpu_throttle); | |
271 | assert(params->tls_creds); | |
272 | monitor_printf(mon, "%s: '%s'\n", | |
273 | MigrationParameter_str(MIGRATION_PARAMETER_TLS_CREDS), | |
274 | params->tls_creds); | |
275 | assert(params->tls_hostname); | |
276 | monitor_printf(mon, "%s: '%s'\n", | |
277 | MigrationParameter_str(MIGRATION_PARAMETER_TLS_HOSTNAME), | |
278 | params->tls_hostname); | |
279 | assert(params->has_max_bandwidth); | |
280 | monitor_printf(mon, "%s: %" PRIu64 " bytes/second\n", | |
281 | MigrationParameter_str(MIGRATION_PARAMETER_MAX_BANDWIDTH), | |
282 | params->max_bandwidth); | |
8b239597 PX |
283 | assert(params->has_avail_switchover_bandwidth); |
284 | monitor_printf(mon, "%s: %" PRIu64 " bytes/second\n", | |
285 | MigrationParameter_str(MIGRATION_PARAMETER_AVAIL_SWITCHOVER_BANDWIDTH), | |
286 | params->avail_switchover_bandwidth); | |
119f50ce MA |
287 | assert(params->has_downtime_limit); |
288 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", | |
289 | MigrationParameter_str(MIGRATION_PARAMETER_DOWNTIME_LIMIT), | |
290 | params->downtime_limit); | |
291 | assert(params->has_x_checkpoint_delay); | |
292 | monitor_printf(mon, "%s: %u ms\n", | |
293 | MigrationParameter_str(MIGRATION_PARAMETER_X_CHECKPOINT_DELAY), | |
294 | params->x_checkpoint_delay); | |
119f50ce MA |
295 | monitor_printf(mon, "%s: %u\n", |
296 | MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_CHANNELS), | |
297 | params->multifd_channels); | |
298 | monitor_printf(mon, "%s: %s\n", | |
299 | MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_COMPRESSION), | |
300 | MultiFDCompression_str(params->multifd_compression)); | |
5fdbb1df HX |
301 | assert(params->has_zero_page_detection); |
302 | monitor_printf(mon, "%s: %s\n", | |
303 | MigrationParameter_str(MIGRATION_PARAMETER_ZERO_PAGE_DETECTION), | |
304 | qapi_enum_lookup(&ZeroPageDetection_lookup, | |
305 | params->zero_page_detection)); | |
119f50ce MA |
306 | monitor_printf(mon, "%s: %" PRIu64 " bytes\n", |
307 | MigrationParameter_str(MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE), | |
308 | params->xbzrle_cache_size); | |
309 | monitor_printf(mon, "%s: %" PRIu64 "\n", | |
310 | MigrationParameter_str(MIGRATION_PARAMETER_MAX_POSTCOPY_BANDWIDTH), | |
311 | params->max_postcopy_bandwidth); | |
312 | monitor_printf(mon, "%s: '%s'\n", | |
313 | MigrationParameter_str(MIGRATION_PARAMETER_TLS_AUTHZ), | |
314 | params->tls_authz); | |
315 | ||
316 | if (params->has_block_bitmap_mapping) { | |
317 | const BitmapMigrationNodeAliasList *bmnal; | |
318 | ||
319 | monitor_printf(mon, "%s:\n", | |
320 | MigrationParameter_str( | |
321 | MIGRATION_PARAMETER_BLOCK_BITMAP_MAPPING)); | |
322 | ||
323 | for (bmnal = params->block_bitmap_mapping; | |
324 | bmnal; | |
325 | bmnal = bmnal->next) | |
326 | { | |
327 | const BitmapMigrationNodeAlias *bmna = bmnal->value; | |
328 | const BitmapMigrationBitmapAliasList *bmbal; | |
329 | ||
330 | monitor_printf(mon, " '%s' -> '%s'\n", | |
331 | bmna->node_name, bmna->alias); | |
332 | ||
333 | for (bmbal = bmna->bitmaps; bmbal; bmbal = bmbal->next) { | |
334 | const BitmapMigrationBitmapAlias *bmba = bmbal->value; | |
335 | ||
336 | monitor_printf(mon, " '%s' -> '%s'\n", | |
337 | bmba->name, bmba->alias); | |
338 | } | |
339 | } | |
340 | } | |
4d807857 HH |
341 | |
342 | monitor_printf(mon, "%s: %" PRIu64 " ms\n", | |
343 | MigrationParameter_str(MIGRATION_PARAMETER_X_VCPU_DIRTY_LIMIT_PERIOD), | |
344 | params->x_vcpu_dirty_limit_period); | |
09f9ec99 HH |
345 | |
346 | monitor_printf(mon, "%s: %" PRIu64 " MB/s\n", | |
347 | MigrationParameter_str(MIGRATION_PARAMETER_VCPU_DIRTY_LIMIT), | |
348 | params->vcpu_dirty_limit); | |
eea1e5c9 SS |
349 | |
350 | assert(params->has_mode); | |
351 | monitor_printf(mon, "%s: %s\n", | |
352 | MigrationParameter_str(MIGRATION_PARAMETER_MODE), | |
353 | qapi_enum_lookup(&MigMode_lookup, params->mode)); | |
119f50ce MA |
354 | } |
355 | ||
356 | qapi_free_MigrationParameters(params); | |
357 | } | |
358 | ||
359 | void hmp_loadvm(Monitor *mon, const QDict *qdict) | |
360 | { | |
58b10570 SS |
361 | RunState saved_state = runstate_get(); |
362 | ||
119f50ce MA |
363 | const char *name = qdict_get_str(qdict, "name"); |
364 | Error *err = NULL; | |
365 | ||
366 | vm_stop(RUN_STATE_RESTORE_VM); | |
367 | ||
58b10570 SS |
368 | if (load_snapshot(name, NULL, false, NULL, &err)) { |
369 | load_snapshot_resume(saved_state); | |
119f50ce | 370 | } |
58b10570 | 371 | |
119f50ce MA |
372 | hmp_handle_error(mon, err); |
373 | } | |
374 | ||
375 | void hmp_savevm(Monitor *mon, const QDict *qdict) | |
376 | { | |
377 | Error *err = NULL; | |
378 | ||
379 | save_snapshot(qdict_get_try_str(qdict, "name"), | |
380 | true, NULL, false, NULL, &err); | |
381 | hmp_handle_error(mon, err); | |
382 | } | |
383 | ||
384 | void hmp_delvm(Monitor *mon, const QDict *qdict) | |
385 | { | |
386 | Error *err = NULL; | |
387 | const char *name = qdict_get_str(qdict, "name"); | |
388 | ||
389 | delete_snapshot(name, false, NULL, &err); | |
390 | hmp_handle_error(mon, err); | |
391 | } | |
392 | ||
393 | void hmp_migrate_cancel(Monitor *mon, const QDict *qdict) | |
394 | { | |
395 | qmp_migrate_cancel(NULL); | |
396 | } | |
397 | ||
398 | void hmp_migrate_continue(Monitor *mon, const QDict *qdict) | |
399 | { | |
400 | Error *err = NULL; | |
401 | const char *state = qdict_get_str(qdict, "state"); | |
402 | int val = qapi_enum_parse(&MigrationStatus_lookup, state, -1, &err); | |
403 | ||
404 | if (val >= 0) { | |
405 | qmp_migrate_continue(val, &err); | |
406 | } | |
407 | ||
408 | hmp_handle_error(mon, err); | |
409 | } | |
410 | ||
411 | void hmp_migrate_incoming(Monitor *mon, const QDict *qdict) | |
412 | { | |
413 | Error *err = NULL; | |
414 | const char *uri = qdict_get_str(qdict, "uri"); | |
967f2de5 HG |
415 | MigrationChannelList *caps = NULL; |
416 | g_autoptr(MigrationChannel) channel = NULL; | |
119f50ce | 417 | |
967f2de5 HG |
418 | if (!migrate_uri_parse(uri, &channel, &err)) { |
419 | goto end; | |
420 | } | |
421 | QAPI_LIST_PREPEND(caps, g_steal_pointer(&channel)); | |
119f50ce | 422 | |
dbea1c89 | 423 | qmp_migrate_incoming(NULL, true, caps, true, false, &err); |
967f2de5 HG |
424 | qapi_free_MigrationChannelList(caps); |
425 | ||
426 | end: | |
119f50ce MA |
427 | hmp_handle_error(mon, err); |
428 | } | |
429 | ||
430 | void hmp_migrate_recover(Monitor *mon, const QDict *qdict) | |
431 | { | |
432 | Error *err = NULL; | |
433 | const char *uri = qdict_get_str(qdict, "uri"); | |
434 | ||
435 | qmp_migrate_recover(uri, &err); | |
436 | ||
437 | hmp_handle_error(mon, err); | |
438 | } | |
439 | ||
440 | void hmp_migrate_pause(Monitor *mon, const QDict *qdict) | |
441 | { | |
442 | Error *err = NULL; | |
443 | ||
444 | qmp_migrate_pause(&err); | |
445 | ||
446 | hmp_handle_error(mon, err); | |
447 | } | |
448 | ||
449 | ||
450 | void hmp_migrate_set_capability(Monitor *mon, const QDict *qdict) | |
451 | { | |
452 | const char *cap = qdict_get_str(qdict, "capability"); | |
453 | bool state = qdict_get_bool(qdict, "state"); | |
454 | Error *err = NULL; | |
455 | MigrationCapabilityStatusList *caps = NULL; | |
456 | MigrationCapabilityStatus *value; | |
457 | int val; | |
458 | ||
459 | val = qapi_enum_parse(&MigrationCapability_lookup, cap, -1, &err); | |
460 | if (val < 0) { | |
461 | goto end; | |
462 | } | |
463 | ||
464 | value = g_malloc0(sizeof(*value)); | |
465 | value->capability = val; | |
466 | value->state = state; | |
467 | QAPI_LIST_PREPEND(caps, value); | |
468 | qmp_migrate_set_capabilities(caps, &err); | |
469 | qapi_free_MigrationCapabilityStatusList(caps); | |
470 | ||
471 | end: | |
472 | hmp_handle_error(mon, err); | |
473 | } | |
474 | ||
475 | void hmp_migrate_set_parameter(Monitor *mon, const QDict *qdict) | |
476 | { | |
477 | const char *param = qdict_get_str(qdict, "parameter"); | |
478 | const char *valuestr = qdict_get_str(qdict, "value"); | |
479 | Visitor *v = string_input_visitor_new(valuestr); | |
480 | MigrateSetParameters *p = g_new0(MigrateSetParameters, 1); | |
481 | uint64_t valuebw = 0; | |
482 | uint64_t cache_size; | |
483 | Error *err = NULL; | |
484 | int val, ret; | |
485 | ||
486 | val = qapi_enum_parse(&MigrationParameter_lookup, param, -1, &err); | |
487 | if (val < 0) { | |
488 | goto cleanup; | |
489 | } | |
490 | ||
491 | switch (val) { | |
119f50ce MA |
492 | case MIGRATION_PARAMETER_THROTTLE_TRIGGER_THRESHOLD: |
493 | p->has_throttle_trigger_threshold = true; | |
494 | visit_type_uint8(v, param, &p->throttle_trigger_threshold, &err); | |
495 | break; | |
496 | case MIGRATION_PARAMETER_CPU_THROTTLE_INITIAL: | |
497 | p->has_cpu_throttle_initial = true; | |
498 | visit_type_uint8(v, param, &p->cpu_throttle_initial, &err); | |
499 | break; | |
500 | case MIGRATION_PARAMETER_CPU_THROTTLE_INCREMENT: | |
501 | p->has_cpu_throttle_increment = true; | |
502 | visit_type_uint8(v, param, &p->cpu_throttle_increment, &err); | |
503 | break; | |
504 | case MIGRATION_PARAMETER_CPU_THROTTLE_TAILSLOW: | |
505 | p->has_cpu_throttle_tailslow = true; | |
506 | visit_type_bool(v, param, &p->cpu_throttle_tailslow, &err); | |
507 | break; | |
508 | case MIGRATION_PARAMETER_MAX_CPU_THROTTLE: | |
509 | p->has_max_cpu_throttle = true; | |
510 | visit_type_uint8(v, param, &p->max_cpu_throttle, &err); | |
511 | break; | |
512 | case MIGRATION_PARAMETER_TLS_CREDS: | |
513 | p->tls_creds = g_new0(StrOrNull, 1); | |
514 | p->tls_creds->type = QTYPE_QSTRING; | |
515 | visit_type_str(v, param, &p->tls_creds->u.s, &err); | |
516 | break; | |
517 | case MIGRATION_PARAMETER_TLS_HOSTNAME: | |
518 | p->tls_hostname = g_new0(StrOrNull, 1); | |
519 | p->tls_hostname->type = QTYPE_QSTRING; | |
520 | visit_type_str(v, param, &p->tls_hostname->u.s, &err); | |
521 | break; | |
522 | case MIGRATION_PARAMETER_TLS_AUTHZ: | |
523 | p->tls_authz = g_new0(StrOrNull, 1); | |
524 | p->tls_authz->type = QTYPE_QSTRING; | |
525 | visit_type_str(v, param, &p->tls_authz->u.s, &err); | |
526 | break; | |
527 | case MIGRATION_PARAMETER_MAX_BANDWIDTH: | |
528 | p->has_max_bandwidth = true; | |
529 | /* | |
530 | * Can't use visit_type_size() here, because it | |
531 | * defaults to Bytes rather than Mebibytes. | |
532 | */ | |
533 | ret = qemu_strtosz_MiB(valuestr, NULL, &valuebw); | |
534 | if (ret < 0 || valuebw > INT64_MAX | |
535 | || (size_t)valuebw != valuebw) { | |
536 | error_setg(&err, "Invalid size %s", valuestr); | |
537 | break; | |
538 | } | |
539 | p->max_bandwidth = valuebw; | |
540 | break; | |
8b239597 PX |
541 | case MIGRATION_PARAMETER_AVAIL_SWITCHOVER_BANDWIDTH: |
542 | p->has_avail_switchover_bandwidth = true; | |
543 | ret = qemu_strtosz_MiB(valuestr, NULL, &valuebw); | |
544 | if (ret < 0 || valuebw > INT64_MAX | |
545 | || (size_t)valuebw != valuebw) { | |
546 | error_setg(&err, "Invalid size %s", valuestr); | |
547 | break; | |
548 | } | |
549 | p->avail_switchover_bandwidth = valuebw; | |
550 | break; | |
119f50ce MA |
551 | case MIGRATION_PARAMETER_DOWNTIME_LIMIT: |
552 | p->has_downtime_limit = true; | |
553 | visit_type_size(v, param, &p->downtime_limit, &err); | |
554 | break; | |
555 | case MIGRATION_PARAMETER_X_CHECKPOINT_DELAY: | |
556 | p->has_x_checkpoint_delay = true; | |
557 | visit_type_uint32(v, param, &p->x_checkpoint_delay, &err); | |
558 | break; | |
119f50ce MA |
559 | case MIGRATION_PARAMETER_MULTIFD_CHANNELS: |
560 | p->has_multifd_channels = true; | |
561 | visit_type_uint8(v, param, &p->multifd_channels, &err); | |
562 | break; | |
563 | case MIGRATION_PARAMETER_MULTIFD_COMPRESSION: | |
564 | p->has_multifd_compression = true; | |
565 | visit_type_MultiFDCompression(v, param, &p->multifd_compression, | |
566 | &err); | |
567 | break; | |
568 | case MIGRATION_PARAMETER_MULTIFD_ZLIB_LEVEL: | |
569 | p->has_multifd_zlib_level = true; | |
570 | visit_type_uint8(v, param, &p->multifd_zlib_level, &err); | |
571 | break; | |
572 | case MIGRATION_PARAMETER_MULTIFD_ZSTD_LEVEL: | |
573 | p->has_multifd_zstd_level = true; | |
574 | visit_type_uint8(v, param, &p->multifd_zstd_level, &err); | |
575 | break; | |
5fdbb1df HX |
576 | case MIGRATION_PARAMETER_ZERO_PAGE_DETECTION: |
577 | p->has_zero_page_detection = true; | |
578 | visit_type_ZeroPageDetection(v, param, &p->zero_page_detection, &err); | |
579 | break; | |
119f50ce MA |
580 | case MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE: |
581 | p->has_xbzrle_cache_size = true; | |
582 | if (!visit_type_size(v, param, &cache_size, &err)) { | |
583 | break; | |
584 | } | |
585 | if (cache_size > INT64_MAX || (size_t)cache_size != cache_size) { | |
586 | error_setg(&err, "Invalid size %s", valuestr); | |
587 | break; | |
588 | } | |
589 | p->xbzrle_cache_size = cache_size; | |
590 | break; | |
591 | case MIGRATION_PARAMETER_MAX_POSTCOPY_BANDWIDTH: | |
592 | p->has_max_postcopy_bandwidth = true; | |
593 | visit_type_size(v, param, &p->max_postcopy_bandwidth, &err); | |
594 | break; | |
595 | case MIGRATION_PARAMETER_ANNOUNCE_INITIAL: | |
596 | p->has_announce_initial = true; | |
597 | visit_type_size(v, param, &p->announce_initial, &err); | |
598 | break; | |
599 | case MIGRATION_PARAMETER_ANNOUNCE_MAX: | |
600 | p->has_announce_max = true; | |
601 | visit_type_size(v, param, &p->announce_max, &err); | |
602 | break; | |
603 | case MIGRATION_PARAMETER_ANNOUNCE_ROUNDS: | |
604 | p->has_announce_rounds = true; | |
605 | visit_type_size(v, param, &p->announce_rounds, &err); | |
606 | break; | |
607 | case MIGRATION_PARAMETER_ANNOUNCE_STEP: | |
608 | p->has_announce_step = true; | |
609 | visit_type_size(v, param, &p->announce_step, &err); | |
610 | break; | |
611 | case MIGRATION_PARAMETER_BLOCK_BITMAP_MAPPING: | |
612 | error_setg(&err, "The block-bitmap-mapping parameter can only be set " | |
613 | "through QMP"); | |
614 | break; | |
4d807857 HH |
615 | case MIGRATION_PARAMETER_X_VCPU_DIRTY_LIMIT_PERIOD: |
616 | p->has_x_vcpu_dirty_limit_period = true; | |
617 | visit_type_size(v, param, &p->x_vcpu_dirty_limit_period, &err); | |
618 | break; | |
09f9ec99 HH |
619 | case MIGRATION_PARAMETER_VCPU_DIRTY_LIMIT: |
620 | p->has_vcpu_dirty_limit = true; | |
621 | visit_type_size(v, param, &p->vcpu_dirty_limit, &err); | |
622 | break; | |
eea1e5c9 SS |
623 | case MIGRATION_PARAMETER_MODE: |
624 | p->has_mode = true; | |
625 | visit_type_MigMode(v, param, &p->mode, &err); | |
626 | break; | |
119f50ce MA |
627 | default: |
628 | assert(0); | |
629 | } | |
630 | ||
631 | if (err) { | |
632 | goto cleanup; | |
633 | } | |
634 | ||
635 | qmp_migrate_set_parameters(p, &err); | |
636 | ||
637 | cleanup: | |
638 | qapi_free_MigrateSetParameters(p); | |
639 | visit_free(v); | |
640 | hmp_handle_error(mon, err); | |
641 | } | |
642 | ||
119f50ce MA |
643 | void hmp_migrate_start_postcopy(Monitor *mon, const QDict *qdict) |
644 | { | |
645 | Error *err = NULL; | |
646 | qmp_migrate_start_postcopy(&err); | |
647 | hmp_handle_error(mon, err); | |
648 | } | |
649 | ||
51e47cf8 | 650 | #ifdef CONFIG_REPLICATION |
119f50ce MA |
651 | void hmp_x_colo_lost_heartbeat(Monitor *mon, const QDict *qdict) |
652 | { | |
653 | Error *err = NULL; | |
654 | ||
655 | qmp_x_colo_lost_heartbeat(&err); | |
656 | hmp_handle_error(mon, err); | |
657 | } | |
51e47cf8 | 658 | #endif |
119f50ce MA |
659 | |
660 | typedef struct HMPMigrationStatus { | |
661 | QEMUTimer *timer; | |
662 | Monitor *mon; | |
119f50ce MA |
663 | } HMPMigrationStatus; |
664 | ||
665 | static void hmp_migrate_status_cb(void *opaque) | |
666 | { | |
667 | HMPMigrationStatus *status = opaque; | |
668 | MigrationInfo *info; | |
669 | ||
670 | info = qmp_query_migrate(NULL); | |
671 | if (!info->has_status || info->status == MIGRATION_STATUS_ACTIVE || | |
672 | info->status == MIGRATION_STATUS_SETUP) { | |
119f50ce MA |
673 | timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1000); |
674 | } else { | |
119f50ce MA |
675 | if (info->error_desc) { |
676 | error_report("%s", info->error_desc); | |
677 | } | |
678 | monitor_resume(status->mon); | |
679 | timer_free(status->timer); | |
680 | g_free(status); | |
681 | } | |
682 | ||
683 | qapi_free_MigrationInfo(info); | |
684 | } | |
685 | ||
686 | void hmp_migrate(Monitor *mon, const QDict *qdict) | |
687 | { | |
688 | bool detach = qdict_get_try_bool(qdict, "detach", false); | |
119f50ce MA |
689 | bool resume = qdict_get_try_bool(qdict, "resume", false); |
690 | const char *uri = qdict_get_str(qdict, "uri"); | |
691 | Error *err = NULL; | |
918f620d | 692 | g_autoptr(MigrationChannelList) caps = NULL; |
967f2de5 | 693 | g_autoptr(MigrationChannel) channel = NULL; |
119f50ce | 694 | |
967f2de5 HG |
695 | if (!migrate_uri_parse(uri, &channel, &err)) { |
696 | hmp_handle_error(mon, err); | |
697 | return; | |
698 | } | |
699 | QAPI_LIST_PREPEND(caps, g_steal_pointer(&channel)); | |
700 | ||
18d154f5 | 701 | qmp_migrate(NULL, true, caps, false, false, true, resume, &err); |
119f50ce MA |
702 | if (hmp_handle_error(mon, err)) { |
703 | return; | |
704 | } | |
705 | ||
706 | if (!detach) { | |
707 | HMPMigrationStatus *status; | |
708 | ||
709 | if (monitor_suspend(mon) < 0) { | |
710 | monitor_printf(mon, "terminal does not allow synchronous " | |
711 | "migration, continuing detached\n"); | |
712 | return; | |
713 | } | |
714 | ||
715 | status = g_malloc0(sizeof(*status)); | |
716 | status->mon = mon; | |
119f50ce MA |
717 | status->timer = timer_new_ms(QEMU_CLOCK_REALTIME, hmp_migrate_status_cb, |
718 | status); | |
719 | timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME)); | |
720 | } | |
721 | } | |
722 | ||
723 | void migrate_set_capability_completion(ReadLineState *rs, int nb_args, | |
724 | const char *str) | |
725 | { | |
726 | size_t len; | |
727 | ||
728 | len = strlen(str); | |
729 | readline_set_completion_index(rs, len); | |
730 | if (nb_args == 2) { | |
731 | int i; | |
732 | for (i = 0; i < MIGRATION_CAPABILITY__MAX; i++) { | |
733 | readline_add_completion_of(rs, str, MigrationCapability_str(i)); | |
734 | } | |
735 | } else if (nb_args == 3) { | |
736 | readline_add_completion_of(rs, str, "on"); | |
737 | readline_add_completion_of(rs, str, "off"); | |
738 | } | |
739 | } | |
740 | ||
741 | void migrate_set_parameter_completion(ReadLineState *rs, int nb_args, | |
742 | const char *str) | |
743 | { | |
744 | size_t len; | |
745 | ||
746 | len = strlen(str); | |
747 | readline_set_completion_index(rs, len); | |
748 | if (nb_args == 2) { | |
749 | int i; | |
750 | for (i = 0; i < MIGRATION_PARAMETER__MAX; i++) { | |
751 | readline_add_completion_of(rs, str, MigrationParameter_str(i)); | |
752 | } | |
753 | } | |
754 | } | |
755 | ||
756 | static void vm_completion(ReadLineState *rs, const char *str) | |
757 | { | |
758 | size_t len; | |
759 | BlockDriverState *bs; | |
760 | BdrvNextIterator it; | |
761 | ||
2b3912f1 KW |
762 | GRAPH_RDLOCK_GUARD_MAINLOOP(); |
763 | ||
119f50ce MA |
764 | len = strlen(str); |
765 | readline_set_completion_index(rs, len); | |
766 | ||
767 | for (bs = bdrv_first(&it); bs; bs = bdrv_next(&it)) { | |
768 | SnapshotInfoList *snapshots, *snapshot; | |
119f50ce MA |
769 | bool ok = false; |
770 | ||
119f50ce MA |
771 | if (bdrv_can_snapshot(bs)) { |
772 | ok = bdrv_query_snapshot_info_list(bs, &snapshots, NULL) == 0; | |
773 | } | |
119f50ce MA |
774 | if (!ok) { |
775 | continue; | |
776 | } | |
777 | ||
778 | snapshot = snapshots; | |
779 | while (snapshot) { | |
780 | readline_add_completion_of(rs, str, snapshot->value->name); | |
781 | readline_add_completion_of(rs, str, snapshot->value->id); | |
782 | snapshot = snapshot->next; | |
783 | } | |
784 | qapi_free_SnapshotInfoList(snapshots); | |
785 | } | |
786 | ||
787 | } | |
788 | ||
789 | void delvm_completion(ReadLineState *rs, int nb_args, const char *str) | |
790 | { | |
791 | if (nb_args == 2) { | |
792 | vm_completion(rs, str); | |
793 | } | |
794 | } | |
795 | ||
796 | void loadvm_completion(ReadLineState *rs, int nb_args, const char *str) | |
797 | { | |
798 | if (nb_args == 2) { | |
799 | vm_completion(rs, str); | |
800 | } | |
801 | } |