2 * QEMU Management Protocol
4 * Copyright IBM, Corp. 2011
7 * Anthony Liguori <aliguori@us.ibm.com>
9 * This work is licensed under the terms of the GNU GPL, version 2. See
10 * the COPYING file in the top-level directory.
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.
16 #include "qemu-common.h"
18 #include "qmp-commands.h"
19 #include "ui/qemu-spice.h"
22 #include "arch_init.h"
25 #include "qemu/qom-qobject.h"
27 NameInfo *qmp_query_name(Error **errp)
29 NameInfo *info = g_malloc0(sizeof(*info));
32 info->has_name = true;
33 info->name = g_strdup(qemu_name);
39 VersionInfo *qmp_query_version(Error **err)
41 VersionInfo *info = g_malloc0(sizeof(*info));
42 const char *version = QEMU_VERSION;
45 info->qemu.major = strtol(version, &tmp, 10);
47 info->qemu.minor = strtol(tmp, &tmp, 10);
49 info->qemu.micro = strtol(tmp, &tmp, 10);
50 info->package = g_strdup(QEMU_PKGVERSION);
55 KvmInfo *qmp_query_kvm(Error **errp)
57 KvmInfo *info = g_malloc0(sizeof(*info));
59 info->enabled = kvm_enabled();
60 info->present = kvm_available();
65 UuidInfo *qmp_query_uuid(Error **errp)
67 UuidInfo *info = g_malloc0(sizeof(*info));
70 snprintf(uuid, sizeof(uuid), UUID_FMT, qemu_uuid[0], qemu_uuid[1],
71 qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
72 qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
73 qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
74 qemu_uuid[14], qemu_uuid[15]);
76 info->UUID = g_strdup(uuid);
80 void qmp_quit(Error **err)
83 qemu_system_shutdown_request();
86 void qmp_stop(Error **errp)
88 if (runstate_check(RUN_STATE_INMIGRATE)) {
91 vm_stop(RUN_STATE_PAUSED);
95 void qmp_system_reset(Error **errp)
97 qemu_system_reset_request();
100 void qmp_system_powerdown(Error **erp)
102 qemu_system_powerdown_request();
105 void qmp_cpu(int64_t index, Error **errp)
107 /* Just do nothing */
111 /* If VNC support is enabled, the "true" query-vnc command is
112 defined in the VNC subsystem */
113 VncInfo *qmp_query_vnc(Error **errp)
115 error_set(errp, QERR_FEATURE_DISABLED, "vnc");
121 /* If SPICE support is enabled, the "true" query-spice command is
122 defined in the SPICE subsystem. Also note that we use a small
123 trick to maintain query-spice's original behavior, which is not
124 to be available in the namespace if SPICE is not compiled in */
125 SpiceInfo *qmp_query_spice(Error **errp)
127 error_set(errp, QERR_COMMAND_NOT_FOUND, "query-spice");
132 static void iostatus_bdrv_it(void *opaque, BlockDriverState *bs)
134 bdrv_iostatus_reset(bs);
137 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
139 Error **err = opaque;
141 if (!error_is_set(err) && bdrv_key_required(bs)) {
142 error_set(err, QERR_DEVICE_ENCRYPTED, bdrv_get_device_name(bs),
143 bdrv_get_encrypted_filename(bs));
147 void qmp_cont(Error **errp)
149 Error *local_err = NULL;
151 if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
152 runstate_check(RUN_STATE_SHUTDOWN)) {
153 error_set(errp, QERR_RESET_REQUIRED);
155 } else if (runstate_check(RUN_STATE_SUSPENDED)) {
159 bdrv_iterate(iostatus_bdrv_it, NULL);
160 bdrv_iterate(encrypted_bdrv_it, &local_err);
162 error_propagate(errp, local_err);
166 if (runstate_check(RUN_STATE_INMIGRATE)) {
173 void qmp_system_wakeup(Error **errp)
175 qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER);
178 ObjectPropertyInfoList *qmp_qom_list(const char *path, Error **errp)
181 bool ambiguous = false;
182 ObjectPropertyInfoList *props = NULL;
183 ObjectProperty *prop;
185 obj = object_resolve_path(path, &ambiguous);
187 error_set(errp, QERR_DEVICE_NOT_FOUND, path);
191 QTAILQ_FOREACH(prop, &obj->properties, node) {
192 ObjectPropertyInfoList *entry = g_malloc0(sizeof(*entry));
194 entry->value = g_malloc0(sizeof(ObjectPropertyInfo));
198 entry->value->name = g_strdup(prop->name);
199 entry->value->type = g_strdup(prop->type);
205 /* FIXME: teach qapi about how to pass through Visitors */
206 int qmp_qom_set(Monitor *mon, const QDict *qdict, QObject **ret)
208 const char *path = qdict_get_str(qdict, "path");
209 const char *property = qdict_get_str(qdict, "property");
210 QObject *value = qdict_get(qdict, "value");
211 Error *local_err = NULL;
214 obj = object_resolve_path(path, NULL);
216 error_set(&local_err, QERR_DEVICE_NOT_FOUND, path);
220 object_property_set_qobject(obj, value, property, &local_err);
224 qerror_report_err(local_err);
225 error_free(local_err);
232 int qmp_qom_get(Monitor *mon, const QDict *qdict, QObject **ret)
234 const char *path = qdict_get_str(qdict, "path");
235 const char *property = qdict_get_str(qdict, "property");
236 Error *local_err = NULL;
239 obj = object_resolve_path(path, NULL);
241 error_set(&local_err, QERR_DEVICE_NOT_FOUND, path);
245 *ret = object_property_get_qobject(obj, property, &local_err);
249 qerror_report_err(local_err);
250 error_free(local_err);
257 void qmp_set_password(const char *protocol, const char *password,
258 bool has_connected, const char *connected, Error **errp)
260 int disconnect_if_connected = 0;
261 int fail_if_connected = 0;
265 if (strcmp(connected, "fail") == 0) {
266 fail_if_connected = 1;
267 } else if (strcmp(connected, "disconnect") == 0) {
268 disconnect_if_connected = 1;
269 } else if (strcmp(connected, "keep") == 0) {
272 error_set(errp, QERR_INVALID_PARAMETER, "connected");
277 if (strcmp(protocol, "spice") == 0) {
279 /* correct one? spice isn't a device ,,, */
280 error_set(errp, QERR_DEVICE_NOT_ACTIVE, "spice");
283 rc = qemu_spice_set_passwd(password, fail_if_connected,
284 disconnect_if_connected);
286 error_set(errp, QERR_SET_PASSWD_FAILED);
291 if (strcmp(protocol, "vnc") == 0) {
292 if (fail_if_connected || disconnect_if_connected) {
293 /* vnc supports "connected=keep" only */
294 error_set(errp, QERR_INVALID_PARAMETER, "connected");
297 /* Note that setting an empty password will not disable login through
299 rc = vnc_display_password(NULL, password);
301 error_set(errp, QERR_SET_PASSWD_FAILED);
306 error_set(errp, QERR_INVALID_PARAMETER, "protocol");
309 void qmp_expire_password(const char *protocol, const char *whenstr,
315 if (strcmp(whenstr, "now") == 0) {
317 } else if (strcmp(whenstr, "never") == 0) {
319 } else if (whenstr[0] == '+') {
320 when = time(NULL) + strtoull(whenstr+1, NULL, 10);
322 when = strtoull(whenstr, NULL, 10);
325 if (strcmp(protocol, "spice") == 0) {
327 /* correct one? spice isn't a device ,,, */
328 error_set(errp, QERR_DEVICE_NOT_ACTIVE, "spice");
331 rc = qemu_spice_set_pw_expire(when);
333 error_set(errp, QERR_SET_PASSWD_FAILED);
338 if (strcmp(protocol, "vnc") == 0) {
339 rc = vnc_display_pw_expire(NULL, when);
341 error_set(errp, QERR_SET_PASSWD_FAILED);
346 error_set(errp, QERR_INVALID_PARAMETER, "protocol");
350 void qmp_change_vnc_password(const char *password, Error **errp)
352 if (vnc_display_password(NULL, password) < 0) {
353 error_set(errp, QERR_SET_PASSWD_FAILED);
357 static void qmp_change_vnc_listen(const char *target, Error **errp)
359 vnc_display_open(NULL, target, errp);
362 static void qmp_change_vnc(const char *target, bool has_arg, const char *arg,
365 if (strcmp(target, "passwd") == 0 || strcmp(target, "password") == 0) {
367 error_set(errp, QERR_MISSING_PARAMETER, "password");
369 qmp_change_vnc_password(arg, errp);
372 qmp_change_vnc_listen(target, errp);
376 void qmp_change_vnc_password(const char *password, Error **errp)
378 error_set(errp, QERR_FEATURE_DISABLED, "vnc");
380 static void qmp_change_vnc(const char *target, bool has_arg, const char *arg,
383 error_set(errp, QERR_FEATURE_DISABLED, "vnc");
385 #endif /* !CONFIG_VNC */
387 void qmp_change(const char *device, const char *target,
388 bool has_arg, const char *arg, Error **err)
390 if (strcmp(device, "vnc") == 0) {
391 qmp_change_vnc(target, has_arg, arg, err);
393 qmp_change_blockdev(device, target, has_arg, arg, err);
397 static void qom_list_types_tramp(ObjectClass *klass, void *data)
399 ObjectTypeInfoList *e, **pret = data;
400 ObjectTypeInfo *info;
402 info = g_malloc0(sizeof(*info));
403 info->name = g_strdup(object_class_get_name(klass));
405 e = g_malloc0(sizeof(*e));
411 ObjectTypeInfoList *qmp_qom_list_types(bool has_implements,
412 const char *implements,
417 ObjectTypeInfoList *ret = NULL;
419 object_class_foreach(qom_list_types_tramp, implements, abstract, &ret);
424 DevicePropertyInfoList *qmp_device_list_properties(const char *typename,
429 DevicePropertyInfoList *prop_list = NULL;
431 klass = object_class_by_name(typename);
433 error_set(errp, QERR_DEVICE_NOT_FOUND, typename);
437 klass = object_class_dynamic_cast(klass, TYPE_DEVICE);
439 error_set(errp, QERR_INVALID_PARAMETER_VALUE,
440 "name", TYPE_DEVICE);
445 for (prop = DEVICE_CLASS(klass)->props; prop && prop->name; prop++) {
446 DevicePropertyInfoList *entry;
447 DevicePropertyInfo *info;
450 * TODO Properties without a parser are just for dirty hacks.
451 * qdev_prop_ptr is the only such PropertyInfo. It's marked
452 * for removal. This conditional should be removed along with
455 if (!prop->info->set) {
456 continue; /* no way to set it, don't show */
459 info = g_malloc0(sizeof(*info));
460 info->name = g_strdup(prop->name);
461 info->type = g_strdup(prop->info->legacy_name ?: prop->info->name);
463 entry = g_malloc0(sizeof(*entry));
465 entry->next = prop_list;
468 klass = object_class_get_parent(klass);
469 } while (klass != object_class_by_name(TYPE_DEVICE));
474 CpuDefinitionInfoList GCC_WEAK *arch_query_cpu_definitions(Error **errp)
476 error_set(errp, QERR_NOT_SUPPORTED);
480 CpuDefinitionInfoList *qmp_query_cpu_definitions(Error **errp)
482 return arch_query_cpu_definitions(errp);
485 void qmp_add_client(const char *protocol, const char *fdname,
486 bool has_skipauth, bool skipauth, bool has_tls, bool tls,
492 fd = monitor_get_fd(cur_mon, fdname, errp);
497 if (strcmp(protocol, "spice") == 0) {
499 error_set(errp, QERR_DEVICE_NOT_ACTIVE, "spice");
503 skipauth = has_skipauth ? skipauth : false;
504 tls = has_tls ? tls : false;
505 if (qemu_spice_display_add_client(fd, skipauth, tls) < 0) {
506 error_setg(errp, "spice failed to add client");
511 } else if (strcmp(protocol, "vnc") == 0) {
512 skipauth = has_skipauth ? skipauth : false;
513 vnc_display_add_client(NULL, fd, skipauth);
516 } else if ((s = qemu_chr_find(protocol)) != NULL) {
517 if (qemu_chr_add_client(s, fd) < 0) {
518 error_setg(errp, "failed to add client");
525 error_setg(errp, "protocol '%s' is invalid", protocol);