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 vm_stop(RUN_STATE_PAUSED);
91 void qmp_system_reset(Error **errp)
93 qemu_system_reset_request();
96 void qmp_system_powerdown(Error **erp)
98 qemu_system_powerdown_request();
101 void qmp_cpu(int64_t index, Error **errp)
103 /* Just do nothing */
107 /* If VNC support is enabled, the "true" query-vnc command is
108 defined in the VNC subsystem */
109 VncInfo *qmp_query_vnc(Error **errp)
111 error_set(errp, QERR_FEATURE_DISABLED, "vnc");
117 /* If SPICE support is enabled, the "true" query-spice command is
118 defined in the SPICE subsystem. Also note that we use a small
119 trick to maintain query-spice's original behavior, which is not
120 to be available in the namespace if SPICE is not compiled in */
121 SpiceInfo *qmp_query_spice(Error **errp)
123 error_set(errp, QERR_COMMAND_NOT_FOUND, "query-spice");
128 static void iostatus_bdrv_it(void *opaque, BlockDriverState *bs)
130 bdrv_iostatus_reset(bs);
133 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
135 Error **err = opaque;
137 if (!error_is_set(err) && bdrv_key_required(bs)) {
138 error_set(err, QERR_DEVICE_ENCRYPTED, bdrv_get_device_name(bs),
139 bdrv_get_encrypted_filename(bs));
143 void qmp_cont(Error **errp)
145 Error *local_err = NULL;
147 if (runstate_check(RUN_STATE_INMIGRATE)) {
148 error_set(errp, QERR_MIGRATION_EXPECTED);
150 } else if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
151 runstate_check(RUN_STATE_SHUTDOWN)) {
152 error_set(errp, QERR_RESET_REQUIRED);
154 } else if (runstate_check(RUN_STATE_SUSPENDED)) {
158 bdrv_iterate(iostatus_bdrv_it, NULL);
159 bdrv_iterate(encrypted_bdrv_it, &local_err);
161 error_propagate(errp, local_err);
168 void qmp_system_wakeup(Error **errp)
170 qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER);
173 ObjectPropertyInfoList *qmp_qom_list(const char *path, Error **errp)
176 bool ambiguous = false;
177 ObjectPropertyInfoList *props = NULL;
178 ObjectProperty *prop;
180 obj = object_resolve_path(path, &ambiguous);
182 error_set(errp, QERR_DEVICE_NOT_FOUND, path);
186 QTAILQ_FOREACH(prop, &obj->properties, node) {
187 ObjectPropertyInfoList *entry = g_malloc0(sizeof(*entry));
189 entry->value = g_malloc0(sizeof(ObjectPropertyInfo));
193 entry->value->name = g_strdup(prop->name);
194 entry->value->type = g_strdup(prop->type);
200 /* FIXME: teach qapi about how to pass through Visitors */
201 int qmp_qom_set(Monitor *mon, const QDict *qdict, QObject **ret)
203 const char *path = qdict_get_str(qdict, "path");
204 const char *property = qdict_get_str(qdict, "property");
205 QObject *value = qdict_get(qdict, "value");
206 Error *local_err = NULL;
209 obj = object_resolve_path(path, NULL);
211 error_set(&local_err, QERR_DEVICE_NOT_FOUND, path);
215 object_property_set_qobject(obj, value, property, &local_err);
219 qerror_report_err(local_err);
220 error_free(local_err);
227 int qmp_qom_get(Monitor *mon, const QDict *qdict, QObject **ret)
229 const char *path = qdict_get_str(qdict, "path");
230 const char *property = qdict_get_str(qdict, "property");
231 Error *local_err = NULL;
234 obj = object_resolve_path(path, NULL);
236 error_set(&local_err, QERR_DEVICE_NOT_FOUND, path);
240 *ret = object_property_get_qobject(obj, property, &local_err);
244 qerror_report_err(local_err);
245 error_free(local_err);
252 void qmp_set_password(const char *protocol, const char *password,
253 bool has_connected, const char *connected, Error **errp)
255 int disconnect_if_connected = 0;
256 int fail_if_connected = 0;
260 if (strcmp(connected, "fail") == 0) {
261 fail_if_connected = 1;
262 } else if (strcmp(connected, "disconnect") == 0) {
263 disconnect_if_connected = 1;
264 } else if (strcmp(connected, "keep") == 0) {
267 error_set(errp, QERR_INVALID_PARAMETER, "connected");
272 if (strcmp(protocol, "spice") == 0) {
274 /* correct one? spice isn't a device ,,, */
275 error_set(errp, QERR_DEVICE_NOT_ACTIVE, "spice");
278 rc = qemu_spice_set_passwd(password, fail_if_connected,
279 disconnect_if_connected);
281 error_set(errp, QERR_SET_PASSWD_FAILED);
286 if (strcmp(protocol, "vnc") == 0) {
287 if (fail_if_connected || disconnect_if_connected) {
288 /* vnc supports "connected=keep" only */
289 error_set(errp, QERR_INVALID_PARAMETER, "connected");
292 /* Note that setting an empty password will not disable login through
294 rc = vnc_display_password(NULL, password);
296 error_set(errp, QERR_SET_PASSWD_FAILED);
301 error_set(errp, QERR_INVALID_PARAMETER, "protocol");
304 void qmp_expire_password(const char *protocol, const char *whenstr,
310 if (strcmp(whenstr, "now") == 0) {
312 } else if (strcmp(whenstr, "never") == 0) {
314 } else if (whenstr[0] == '+') {
315 when = time(NULL) + strtoull(whenstr+1, NULL, 10);
317 when = strtoull(whenstr, NULL, 10);
320 if (strcmp(protocol, "spice") == 0) {
322 /* correct one? spice isn't a device ,,, */
323 error_set(errp, QERR_DEVICE_NOT_ACTIVE, "spice");
326 rc = qemu_spice_set_pw_expire(when);
328 error_set(errp, QERR_SET_PASSWD_FAILED);
333 if (strcmp(protocol, "vnc") == 0) {
334 rc = vnc_display_pw_expire(NULL, when);
336 error_set(errp, QERR_SET_PASSWD_FAILED);
341 error_set(errp, QERR_INVALID_PARAMETER, "protocol");
345 void qmp_change_vnc_password(const char *password, Error **errp)
347 if (vnc_display_password(NULL, password) < 0) {
348 error_set(errp, QERR_SET_PASSWD_FAILED);
352 static void qmp_change_vnc_listen(const char *target, Error **err)
354 if (vnc_display_open(NULL, target) < 0) {
355 error_set(err, QERR_VNC_SERVER_FAILED, target);
359 static void qmp_change_vnc(const char *target, bool has_arg, const char *arg,
362 if (strcmp(target, "passwd") == 0 || strcmp(target, "password") == 0) {
364 error_set(errp, QERR_MISSING_PARAMETER, "password");
366 qmp_change_vnc_password(arg, errp);
369 qmp_change_vnc_listen(target, errp);
373 void qmp_change_vnc_password(const char *password, Error **errp)
375 error_set(errp, QERR_FEATURE_DISABLED, "vnc");
377 static void qmp_change_vnc(const char *target, bool has_arg, const char *arg,
380 error_set(errp, QERR_FEATURE_DISABLED, "vnc");
382 #endif /* !CONFIG_VNC */
384 void qmp_change(const char *device, const char *target,
385 bool has_arg, const char *arg, Error **err)
387 if (strcmp(device, "vnc") == 0) {
388 qmp_change_vnc(target, has_arg, arg, err);
390 qmp_change_blockdev(device, target, has_arg, arg, err);
394 static void qom_list_types_tramp(ObjectClass *klass, void *data)
396 ObjectTypeInfoList *e, **pret = data;
397 ObjectTypeInfo *info;
399 info = g_malloc0(sizeof(*info));
400 info->name = g_strdup(object_class_get_name(klass));
402 e = g_malloc0(sizeof(*e));
408 ObjectTypeInfoList *qmp_qom_list_types(bool has_implements,
409 const char *implements,
414 ObjectTypeInfoList *ret = NULL;
416 object_class_foreach(qom_list_types_tramp, implements, abstract, &ret);
421 DevicePropertyInfoList *qmp_device_list_properties(const char *typename,
426 DevicePropertyInfoList *prop_list = NULL;
428 klass = object_class_by_name(typename);
430 error_set(errp, QERR_DEVICE_NOT_FOUND, typename);
434 klass = object_class_dynamic_cast(klass, TYPE_DEVICE);
436 error_set(errp, QERR_INVALID_PARAMETER_VALUE,
437 "name", TYPE_DEVICE);
442 for (prop = DEVICE_CLASS(klass)->props; prop && prop->name; prop++) {
443 DevicePropertyInfoList *entry;
444 DevicePropertyInfo *info;
447 * TODO Properties without a parser are just for dirty hacks.
448 * qdev_prop_ptr is the only such PropertyInfo. It's marked
449 * for removal. This conditional should be removed along with
452 if (!prop->info->set) {
453 continue; /* no way to set it, don't show */
456 info = g_malloc0(sizeof(*info));
457 info->name = g_strdup(prop->name);
458 info->type = g_strdup(prop->info->legacy_name ?: prop->info->name);
460 entry = g_malloc0(sizeof(*entry));
462 entry->next = prop_list;
465 klass = object_class_get_parent(klass);
466 } while (klass != object_class_by_name(TYPE_DEVICE));
471 CpuDefinitionInfoList GCC_WEAK *qmp_query_cpu_definitions(Error **errp)
473 error_set(errp, QERR_NOT_SUPPORTED);