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16#include "qemu-common.h"
17#include "sysemu/sysemu.h"
18#include "qmp-commands.h"
19#include "sysemu/char.h"
20#include "ui/qemu-spice.h"
21#include "ui/vnc.h"
22#include "sysemu/kvm.h"
23#include "sysemu/arch_init.h"
24#include "hw/qdev.h"
25#include "sysemu/blockdev.h"
26#include "qom/qom-qobject.h"
27#include "qapi/qmp/qobject.h"
28#include "qapi/qmp-input-visitor.h"
29#include "hw/boards.h"
30#include "qom/object_interfaces.h"
31#include "hw/mem/pc-dimm.h"
32#include "hw/acpi/acpi_dev_interface.h"
33
34NameInfo *qmp_query_name(Error **errp)
35{
36 NameInfo *info = g_malloc0(sizeof(*info));
37
38 if (qemu_name) {
39 info->has_name = true;
40 info->name = g_strdup(qemu_name);
41 }
42
43 return info;
44}
45
46VersionInfo *qmp_query_version(Error **errp)
47{
48 VersionInfo *info = g_malloc0(sizeof(*info));
49 const char *version = QEMU_VERSION;
50 char *tmp;
51
52 info->qemu.major = strtol(version, &tmp, 10);
53 tmp++;
54 info->qemu.minor = strtol(tmp, &tmp, 10);
55 tmp++;
56 info->qemu.micro = strtol(tmp, &tmp, 10);
57 info->package = g_strdup(QEMU_PKGVERSION);
58
59 return info;
60}
61
62KvmInfo *qmp_query_kvm(Error **errp)
63{
64 KvmInfo *info = g_malloc0(sizeof(*info));
65
66 info->enabled = kvm_enabled();
67 info->present = kvm_available();
68
69 return info;
70}
71
72UuidInfo *qmp_query_uuid(Error **errp)
73{
74 UuidInfo *info = g_malloc0(sizeof(*info));
75 char uuid[64];
76
77 snprintf(uuid, sizeof(uuid), UUID_FMT, qemu_uuid[0], qemu_uuid[1],
78 qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
79 qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
80 qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
81 qemu_uuid[14], qemu_uuid[15]);
82
83 info->UUID = g_strdup(uuid);
84 return info;
85}
86
87void qmp_quit(Error **errp)
88{
89 no_shutdown = 0;
90 qemu_system_shutdown_request();
91}
92
93void qmp_stop(Error **errp)
94{
95 if (runstate_check(RUN_STATE_INMIGRATE)) {
96 autostart = 0;
97 } else {
98 vm_stop(RUN_STATE_PAUSED);
99 }
100}
101
102void qmp_system_reset(Error **errp)
103{
104 qemu_system_reset_request();
105}
106
107void qmp_system_powerdown(Error **erp)
108{
109 qemu_system_powerdown_request();
110}
111
112void qmp_cpu(int64_t index, Error **errp)
113{
114
115}
116
117void qmp_cpu_add(int64_t id, Error **errp)
118{
119 MachineClass *mc;
120
121 mc = MACHINE_GET_CLASS(current_machine);
122 if (mc->hot_add_cpu) {
123 mc->hot_add_cpu(id, errp);
124 } else {
125 error_setg(errp, "Not supported");
126 }
127}
128
129#ifndef CONFIG_VNC
130
131
132VncInfo *qmp_query_vnc(Error **errp)
133{
134 error_set(errp, QERR_FEATURE_DISABLED, "vnc");
135 return NULL;
136};
137#endif
138
139#ifndef CONFIG_SPICE
140
141
142
143
144SpiceInfo *qmp_query_spice(Error **errp)
145{
146 error_set(errp, QERR_COMMAND_NOT_FOUND, "query-spice");
147 return NULL;
148};
149#endif
150
151void qmp_cont(Error **errp)
152{
153 BlockDriverState *bs;
154
155 if (runstate_needs_reset()) {
156 error_setg(errp, "Resetting the Virtual Machine is required");
157 return;
158 } else if (runstate_check(RUN_STATE_SUSPENDED)) {
159 return;
160 }
161
162 for (bs = bdrv_next(NULL); bs; bs = bdrv_next(bs)) {
163 bdrv_iostatus_reset(bs);
164 }
165 for (bs = bdrv_next(NULL); bs; bs = bdrv_next(bs)) {
166 if (bdrv_key_required(bs)) {
167 error_set(errp, QERR_DEVICE_ENCRYPTED,
168 bdrv_get_device_name(bs),
169 bdrv_get_encrypted_filename(bs));
170 return;
171 }
172 }
173
174 if (runstate_check(RUN_STATE_INMIGRATE)) {
175 autostart = 1;
176 } else {
177 vm_start();
178 }
179}
180
181void qmp_system_wakeup(Error **errp)
182{
183 qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER);
184}
185
186ObjectPropertyInfoList *qmp_qom_list(const char *path, Error **errp)
187{
188 Object *obj;
189 bool ambiguous = false;
190 ObjectPropertyInfoList *props = NULL;
191 ObjectProperty *prop;
192
193 obj = object_resolve_path(path, &ambiguous);
194 if (obj == NULL) {
195 if (ambiguous) {
196 error_setg(errp, "Path '%s' is ambiguous", path);
197 } else {
198 error_set(errp, QERR_DEVICE_NOT_FOUND, path);
199 }
200 return NULL;
201 }
202
203 QTAILQ_FOREACH(prop, &obj->properties, node) {
204 ObjectPropertyInfoList *entry = g_malloc0(sizeof(*entry));
205
206 entry->value = g_malloc0(sizeof(ObjectPropertyInfo));
207 entry->next = props;
208 props = entry;
209
210 entry->value->name = g_strdup(prop->name);
211 entry->value->type = g_strdup(prop->type);
212 }
213
214 return props;
215}
216
217
218int qmp_qom_set(Monitor *mon, const QDict *qdict, QObject **ret)
219{
220 const char *path = qdict_get_str(qdict, "path");
221 const char *property = qdict_get_str(qdict, "property");
222 QObject *value = qdict_get(qdict, "value");
223 Error *local_err = NULL;
224 Object *obj;
225
226 obj = object_resolve_path(path, NULL);
227 if (!obj) {
228 error_set(&local_err, QERR_DEVICE_NOT_FOUND, path);
229 goto out;
230 }
231
232 object_property_set_qobject(obj, value, property, &local_err);
233
234out:
235 if (local_err) {
236 qerror_report_err(local_err);
237 error_free(local_err);
238 return -1;
239 }
240
241 return 0;
242}
243
244int qmp_qom_get(Monitor *mon, const QDict *qdict, QObject **ret)
245{
246 const char *path = qdict_get_str(qdict, "path");
247 const char *property = qdict_get_str(qdict, "property");
248 Error *local_err = NULL;
249 Object *obj;
250
251 obj = object_resolve_path(path, NULL);
252 if (!obj) {
253 error_set(&local_err, QERR_DEVICE_NOT_FOUND, path);
254 goto out;
255 }
256
257 *ret = object_property_get_qobject(obj, property, &local_err);
258
259out:
260 if (local_err) {
261 qerror_report_err(local_err);
262 error_free(local_err);
263 return -1;
264 }
265
266 return 0;
267}
268
269void qmp_set_password(const char *protocol, const char *password,
270 bool has_connected, const char *connected, Error **errp)
271{
272 int disconnect_if_connected = 0;
273 int fail_if_connected = 0;
274 int rc;
275
276 if (has_connected) {
277 if (strcmp(connected, "fail") == 0) {
278 fail_if_connected = 1;
279 } else if (strcmp(connected, "disconnect") == 0) {
280 disconnect_if_connected = 1;
281 } else if (strcmp(connected, "keep") == 0) {
282
283 } else {
284 error_set(errp, QERR_INVALID_PARAMETER, "connected");
285 return;
286 }
287 }
288
289 if (strcmp(protocol, "spice") == 0) {
290 if (!using_spice) {
291
292 error_set(errp, QERR_DEVICE_NOT_ACTIVE, "spice");
293 return;
294 }
295 rc = qemu_spice_set_passwd(password, fail_if_connected,
296 disconnect_if_connected);
297 if (rc != 0) {
298 error_set(errp, QERR_SET_PASSWD_FAILED);
299 }
300 return;
301 }
302
303 if (strcmp(protocol, "vnc") == 0) {
304 if (fail_if_connected || disconnect_if_connected) {
305
306 error_set(errp, QERR_INVALID_PARAMETER, "connected");
307 return;
308 }
309
310
311 rc = vnc_display_password(NULL, password);
312 if (rc < 0) {
313 error_set(errp, QERR_SET_PASSWD_FAILED);
314 }
315 return;
316 }
317
318 error_set(errp, QERR_INVALID_PARAMETER, "protocol");
319}
320
321void qmp_expire_password(const char *protocol, const char *whenstr,
322 Error **errp)
323{
324 time_t when;
325 int rc;
326
327 if (strcmp(whenstr, "now") == 0) {
328 when = 0;
329 } else if (strcmp(whenstr, "never") == 0) {
330 when = TIME_MAX;
331 } else if (whenstr[0] == '+') {
332 when = time(NULL) + strtoull(whenstr+1, NULL, 10);
333 } else {
334 when = strtoull(whenstr, NULL, 10);
335 }
336
337 if (strcmp(protocol, "spice") == 0) {
338 if (!using_spice) {
339
340 error_set(errp, QERR_DEVICE_NOT_ACTIVE, "spice");
341 return;
342 }
343 rc = qemu_spice_set_pw_expire(when);
344 if (rc != 0) {
345 error_set(errp, QERR_SET_PASSWD_FAILED);
346 }
347 return;
348 }
349
350 if (strcmp(protocol, "vnc") == 0) {
351 rc = vnc_display_pw_expire(NULL, when);
352 if (rc != 0) {
353 error_set(errp, QERR_SET_PASSWD_FAILED);
354 }
355 return;
356 }
357
358 error_set(errp, QERR_INVALID_PARAMETER, "protocol");
359}
360
361#ifdef CONFIG_VNC
362void qmp_change_vnc_password(const char *password, Error **errp)
363{
364 if (vnc_display_password(NULL, password) < 0) {
365 error_set(errp, QERR_SET_PASSWD_FAILED);
366 }
367}
368
369static void qmp_change_vnc_listen(const char *target, Error **errp)
370{
371 vnc_display_open(NULL, target, errp);
372}
373
374static void qmp_change_vnc(const char *target, bool has_arg, const char *arg,
375 Error **errp)
376{
377 if (strcmp(target, "passwd") == 0 || strcmp(target, "password") == 0) {
378 if (!has_arg) {
379 error_set(errp, QERR_MISSING_PARAMETER, "password");
380 } else {
381 qmp_change_vnc_password(arg, errp);
382 }
383 } else {
384 qmp_change_vnc_listen(target, errp);
385 }
386}
387#else
388void qmp_change_vnc_password(const char *password, Error **errp)
389{
390 error_set(errp, QERR_FEATURE_DISABLED, "vnc");
391}
392static void qmp_change_vnc(const char *target, bool has_arg, const char *arg,
393 Error **errp)
394{
395 error_set(errp, QERR_FEATURE_DISABLED, "vnc");
396}
397#endif
398
399void qmp_change(const char *device, const char *target,
400 bool has_arg, const char *arg, Error **errp)
401{
402 if (strcmp(device, "vnc") == 0) {
403 qmp_change_vnc(target, has_arg, arg, errp);
404 } else {
405 qmp_change_blockdev(device, target, arg, errp);
406 }
407}
408
409static void qom_list_types_tramp(ObjectClass *klass, void *data)
410{
411 ObjectTypeInfoList *e, **pret = data;
412 ObjectTypeInfo *info;
413
414 info = g_malloc0(sizeof(*info));
415 info->name = g_strdup(object_class_get_name(klass));
416
417 e = g_malloc0(sizeof(*e));
418 e->value = info;
419 e->next = *pret;
420 *pret = e;
421}
422
423ObjectTypeInfoList *qmp_qom_list_types(bool has_implements,
424 const char *implements,
425 bool has_abstract,
426 bool abstract,
427 Error **errp)
428{
429 ObjectTypeInfoList *ret = NULL;
430
431 object_class_foreach(qom_list_types_tramp, implements, abstract, &ret);
432
433 return ret;
434}
435
436
437
438
439
440
441
442
443static DevicePropertyInfo *make_device_property_info(ObjectClass *klass,
444 const char *name,
445 const char *default_type)
446{
447 DevicePropertyInfo *info;
448 Property *prop;
449
450 do {
451 for (prop = DEVICE_CLASS(klass)->props; prop && prop->name; prop++) {
452 if (strcmp(name, prop->name) != 0) {
453 continue;
454 }
455
456
457
458
459
460
461
462 if (!prop->info->set) {
463 return NULL;
464 }
465
466 info = g_malloc0(sizeof(*info));
467 info->name = g_strdup(prop->name);
468 info->type = g_strdup(prop->info->legacy_name ?: prop->info->name);
469 return info;
470 }
471 klass = object_class_get_parent(klass);
472 } while (klass != object_class_by_name(TYPE_DEVICE));
473
474
475 info = g_malloc0(sizeof(*info));
476 info->name = g_strdup(name);
477 info->type = g_strdup(default_type);
478 return info;
479}
480
481DevicePropertyInfoList *qmp_device_list_properties(const char *typename,
482 Error **errp)
483{
484 ObjectClass *klass;
485 Object *obj;
486 ObjectProperty *prop;
487 DevicePropertyInfoList *prop_list = NULL;
488
489 klass = object_class_by_name(typename);
490 if (klass == NULL) {
491 error_set(errp, QERR_DEVICE_NOT_FOUND, typename);
492 return NULL;
493 }
494
495 klass = object_class_dynamic_cast(klass, TYPE_DEVICE);
496 if (klass == NULL) {
497 error_set(errp, QERR_INVALID_PARAMETER_VALUE,
498 "name", TYPE_DEVICE);
499 return NULL;
500 }
501
502 obj = object_new(typename);
503
504 QTAILQ_FOREACH(prop, &obj->properties, node) {
505 DevicePropertyInfo *info;
506 DevicePropertyInfoList *entry;
507
508
509 if (strcmp(prop->name, "type") == 0 ||
510 strcmp(prop->name, "realized") == 0 ||
511 strcmp(prop->name, "hotpluggable") == 0 ||
512 strcmp(prop->name, "parent_bus") == 0) {
513 continue;
514 }
515
516
517
518
519 if (strstart(prop->name, "legacy-", NULL)) {
520 continue;
521 }
522
523 info = make_device_property_info(klass, prop->name, prop->type);
524 if (!info) {
525 continue;
526 }
527
528 entry = g_malloc0(sizeof(*entry));
529 entry->value = info;
530 entry->next = prop_list;
531 prop_list = entry;
532 }
533
534 object_unref(obj);
535
536 return prop_list;
537}
538
539CpuDefinitionInfoList *qmp_query_cpu_definitions(Error **errp)
540{
541 return arch_query_cpu_definitions(errp);
542}
543
544void qmp_add_client(const char *protocol, const char *fdname,
545 bool has_skipauth, bool skipauth, bool has_tls, bool tls,
546 Error **errp)
547{
548 CharDriverState *s;
549 int fd;
550
551 fd = monitor_get_fd(cur_mon, fdname, errp);
552 if (fd < 0) {
553 return;
554 }
555
556 if (strcmp(protocol, "spice") == 0) {
557 if (!using_spice) {
558 error_set(errp, QERR_DEVICE_NOT_ACTIVE, "spice");
559 close(fd);
560 return;
561 }
562 skipauth = has_skipauth ? skipauth : false;
563 tls = has_tls ? tls : false;
564 if (qemu_spice_display_add_client(fd, skipauth, tls) < 0) {
565 error_setg(errp, "spice failed to add client");
566 close(fd);
567 }
568 return;
569#ifdef CONFIG_VNC
570 } else if (strcmp(protocol, "vnc") == 0) {
571 skipauth = has_skipauth ? skipauth : false;
572 vnc_display_add_client(NULL, fd, skipauth);
573 return;
574#endif
575 } else if ((s = qemu_chr_find(protocol)) != NULL) {
576 if (qemu_chr_add_client(s, fd) < 0) {
577 error_setg(errp, "failed to add client");
578 close(fd);
579 return;
580 }
581 return;
582 }
583
584 error_setg(errp, "protocol '%s' is invalid", protocol);
585 close(fd);
586}
587
588void object_add(const char *type, const char *id, const QDict *qdict,
589 Visitor *v, Error **errp)
590{
591 Object *obj;
592 ObjectClass *klass;
593 const QDictEntry *e;
594 Error *local_err = NULL;
595
596 klass = object_class_by_name(type);
597 if (!klass) {
598 error_setg(errp, "invalid object type: %s", type);
599 return;
600 }
601
602 if (!object_class_dynamic_cast(klass, TYPE_USER_CREATABLE)) {
603 error_setg(errp, "object type '%s' isn't supported by object-add",
604 type);
605 return;
606 }
607
608 if (object_class_is_abstract(klass)) {
609 error_setg(errp, "object type '%s' is abstract", type);
610 return;
611 }
612
613 obj = object_new(type);
614 if (qdict) {
615 for (e = qdict_first(qdict); e; e = qdict_next(qdict, e)) {
616 object_property_set(obj, v, e->key, &local_err);
617 if (local_err) {
618 goto out;
619 }
620 }
621 }
622
623 object_property_add_child(container_get(object_get_root(), "/objects"),
624 id, obj, &local_err);
625 if (local_err) {
626 goto out;
627 }
628
629 user_creatable_complete(obj, &local_err);
630 if (local_err) {
631 object_property_del(container_get(object_get_root(), "/objects"),
632 id, &error_abort);
633 goto out;
634 }
635out:
636 if (local_err) {
637 error_propagate(errp, local_err);
638 }
639 object_unref(obj);
640}
641
642int qmp_object_add(Monitor *mon, const QDict *qdict, QObject **ret)
643{
644 const char *type = qdict_get_str(qdict, "qom-type");
645 const char *id = qdict_get_str(qdict, "id");
646 QObject *props = qdict_get(qdict, "props");
647 const QDict *pdict = NULL;
648 Error *local_err = NULL;
649 QmpInputVisitor *qiv;
650
651 if (props) {
652 pdict = qobject_to_qdict(props);
653 if (!pdict) {
654 error_set(&local_err, QERR_INVALID_PARAMETER_TYPE, "props", "dict");
655 goto out;
656 }
657 }
658
659 qiv = qmp_input_visitor_new(props);
660 object_add(type, id, pdict, qmp_input_get_visitor(qiv), &local_err);
661 qmp_input_visitor_cleanup(qiv);
662
663out:
664 if (local_err) {
665 qerror_report_err(local_err);
666 error_free(local_err);
667 return -1;
668 }
669
670 return 0;
671}
672
673void qmp_object_del(const char *id, Error **errp)
674{
675 Object *container;
676 Object *obj;
677
678 container = container_get(object_get_root(), "/objects");
679 obj = object_resolve_path_component(container, id);
680 if (!obj) {
681 error_setg(errp, "object id not found");
682 return;
683 }
684 object_unparent(obj);
685}
686
687MemoryDeviceInfoList *qmp_query_memory_devices(Error **errp)
688{
689 MemoryDeviceInfoList *head = NULL;
690 MemoryDeviceInfoList **prev = &head;
691
692 qmp_pc_dimm_device_list(qdev_get_machine(), &prev);
693
694 return head;
695}
696
697ACPIOSTInfoList *qmp_query_acpi_ospm_status(Error **errp)
698{
699 bool ambig;
700 ACPIOSTInfoList *head = NULL;
701 ACPIOSTInfoList **prev = &head;
702 Object *obj = object_resolve_path_type("", TYPE_ACPI_DEVICE_IF, &ambig);
703
704 if (obj) {
705 AcpiDeviceIfClass *adevc = ACPI_DEVICE_IF_GET_CLASS(obj);
706 AcpiDeviceIf *adev = ACPI_DEVICE_IF(obj);
707
708 adevc->ospm_status(adev, &prev);
709 } else {
710 error_setg(errp, "command is not supported, missing ACPI device");
711 }
712
713 return head;
714}
715