+++ /dev/null
-/*
- * QEMU Management Protocol
- *
- * Copyright IBM, Corp. 2011
- *
- * Authors:
- * Anthony Liguori <aliguori@us.ibm.com>
- *
- * This work is licensed under the terms of the GNU GPL, version 2. See
- * the COPYING file in the top-level directory.
- *
- * Contributions after 2012-01-13 are licensed under the terms of the
- * GNU GPL, version 2 or (at your option) any later version.
- */
-
-#include "qemu/osdep.h"
-#include "qemu-version.h"
-#include "qemu/cutils.h"
-#include "monitor/monitor.h"
-#include "sysemu/sysemu.h"
-#include "qemu/config-file.h"
-#include "qemu/uuid.h"
-#include "qmp-commands.h"
-#include "chardev/char.h"
-#include "ui/qemu-spice.h"
-#include "ui/vnc.h"
-#include "sysemu/kvm.h"
-#include "sysemu/arch_init.h"
-#include "hw/qdev.h"
-#include "sysemu/blockdev.h"
-#include "sysemu/block-backend.h"
-#include "qom/qom-qobject.h"
-#include "qapi/qmp/qerror.h"
-#include "qapi/qmp/qobject.h"
-#include "qapi/qobject-input-visitor.h"
-#include "hw/boards.h"
-#include "qom/object_interfaces.h"
-#include "hw/mem/pc-dimm.h"
-#include "hw/acpi/acpi_dev_interface.h"
-
-NameInfo *qmp_query_name(Error **errp)
-{
- NameInfo *info = g_malloc0(sizeof(*info));
-
- if (qemu_name) {
- info->has_name = true;
- info->name = g_strdup(qemu_name);
- }
-
- return info;
-}
-
-VersionInfo *qmp_query_version(Error **errp)
-{
- VersionInfo *info = g_new0(VersionInfo, 1);
-
- info->qemu = g_new0(VersionTriple, 1);
- info->qemu->major = QEMU_VERSION_MAJOR;
- info->qemu->minor = QEMU_VERSION_MINOR;
- info->qemu->micro = QEMU_VERSION_MICRO;
- info->package = g_strdup(QEMU_PKGVERSION);
-
- return info;
-}
-
-KvmInfo *qmp_query_kvm(Error **errp)
-{
- KvmInfo *info = g_malloc0(sizeof(*info));
-
- info->enabled = kvm_enabled();
- info->present = kvm_available();
-
- return info;
-}
-
-UuidInfo *qmp_query_uuid(Error **errp)
-{
- UuidInfo *info = g_malloc0(sizeof(*info));
-
- info->UUID = qemu_uuid_unparse_strdup(&qemu_uuid);
- return info;
-}
-
-void qmp_quit(Error **errp)
-{
- no_shutdown = 0;
- qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_QMP);
-}
-
-void qmp_stop(Error **errp)
-{
- /* if there is a dump in background, we should wait until the dump
- * finished */
- if (dump_in_progress()) {
- error_setg(errp, "There is a dump in process, please wait.");
- return;
- }
-
- if (runstate_check(RUN_STATE_INMIGRATE)) {
- autostart = 0;
- } else {
- vm_stop(RUN_STATE_PAUSED);
- }
-}
-
-void qmp_system_reset(Error **errp)
-{
- qemu_system_reset_request(SHUTDOWN_CAUSE_HOST_QMP);
-}
-
-void qmp_system_powerdown(Error **erp)
-{
- qemu_system_powerdown_request();
-}
-
-void qmp_cpu_add(int64_t id, Error **errp)
-{
- MachineClass *mc;
-
- mc = MACHINE_GET_CLASS(current_machine);
- if (mc->hot_add_cpu) {
- mc->hot_add_cpu(id, errp);
- } else {
- error_setg(errp, "Not supported");
- }
-}
-
-#ifndef CONFIG_VNC
-/* If VNC support is enabled, the "true" query-vnc command is
- defined in the VNC subsystem */
-VncInfo *qmp_query_vnc(Error **errp)
-{
- error_setg(errp, QERR_FEATURE_DISABLED, "vnc");
- return NULL;
-};
-
-VncInfo2List *qmp_query_vnc_servers(Error **errp)
-{
- error_setg(errp, QERR_FEATURE_DISABLED, "vnc");
- return NULL;
-};
-#endif
-
-#ifndef CONFIG_SPICE
-/*
- * qmp-commands.hx ensures that QMP command query-spice exists only
- * #ifdef CONFIG_SPICE. Necessary for an accurate query-commands
- * result. However, the QAPI schema is blissfully unaware of that,
- * and the QAPI code generator happily generates a dead
- * qmp_marshal_query_spice() that calls qmp_query_spice(). Provide it
- * one, or else linking fails. FIXME Educate the QAPI schema on
- * CONFIG_SPICE.
- */
-SpiceInfo *qmp_query_spice(Error **errp)
-{
- abort();
-};
-#endif
-
-void qmp_cont(Error **errp)
-{
- BlockBackend *blk;
- Error *local_err = NULL;
-
- /* if there is a dump in background, we should wait until the dump
- * finished */
- if (dump_in_progress()) {
- error_setg(errp, "There is a dump in process, please wait.");
- return;
- }
-
- if (runstate_needs_reset()) {
- error_setg(errp, "Resetting the Virtual Machine is required");
- return;
- } else if (runstate_check(RUN_STATE_SUSPENDED)) {
- return;
- }
-
- for (blk = blk_next(NULL); blk; blk = blk_next(blk)) {
- blk_iostatus_reset(blk);
- }
-
- /* Continuing after completed migration. Images have been inactivated to
- * allow the destination to take control. Need to get control back now.
- *
- * If there are no inactive block nodes (e.g. because the VM was just
- * paused rather than completing a migration), bdrv_inactivate_all() simply
- * doesn't do anything. */
- bdrv_invalidate_cache_all(&local_err);
- if (local_err) {
- error_propagate(errp, local_err);
- return;
- }
-
- if (runstate_check(RUN_STATE_INMIGRATE)) {
- autostart = 1;
- } else {
- vm_start();
- }
-}
-
-void qmp_system_wakeup(Error **errp)
-{
- qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER);
-}
-
-ObjectPropertyInfoList *qmp_qom_list(const char *path, Error **errp)
-{
- Object *obj;
- bool ambiguous = false;
- ObjectPropertyInfoList *props = NULL;
- ObjectProperty *prop;
- ObjectPropertyIterator iter;
-
- obj = object_resolve_path(path, &ambiguous);
- if (obj == NULL) {
- if (ambiguous) {
- error_setg(errp, "Path '%s' is ambiguous", path);
- } else {
- error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
- "Device '%s' not found", path);
- }
- return NULL;
- }
-
- object_property_iter_init(&iter, obj);
- while ((prop = object_property_iter_next(&iter))) {
- ObjectPropertyInfoList *entry = g_malloc0(sizeof(*entry));
-
- entry->value = g_malloc0(sizeof(ObjectPropertyInfo));
- entry->next = props;
- props = entry;
-
- entry->value->name = g_strdup(prop->name);
- entry->value->type = g_strdup(prop->type);
- }
-
- return props;
-}
-
-void qmp_qom_set(const char *path, const char *property, QObject *value,
- Error **errp)
-{
- Object *obj;
-
- obj = object_resolve_path(path, NULL);
- if (!obj) {
- error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
- "Device '%s' not found", path);
- return;
- }
-
- object_property_set_qobject(obj, value, property, errp);
-}
-
-QObject *qmp_qom_get(const char *path, const char *property, Error **errp)
-{
- Object *obj;
-
- obj = object_resolve_path(path, NULL);
- if (!obj) {
- error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
- "Device '%s' not found", path);
- return NULL;
- }
-
- return object_property_get_qobject(obj, property, errp);
-}
-
-void qmp_set_password(const char *protocol, const char *password,
- bool has_connected, const char *connected, Error **errp)
-{
- int disconnect_if_connected = 0;
- int fail_if_connected = 0;
- int rc;
-
- if (has_connected) {
- if (strcmp(connected, "fail") == 0) {
- fail_if_connected = 1;
- } else if (strcmp(connected, "disconnect") == 0) {
- disconnect_if_connected = 1;
- } else if (strcmp(connected, "keep") == 0) {
- /* nothing */
- } else {
- error_setg(errp, QERR_INVALID_PARAMETER, "connected");
- return;
- }
- }
-
- if (strcmp(protocol, "spice") == 0) {
- if (!qemu_using_spice(errp)) {
- return;
- }
- rc = qemu_spice_set_passwd(password, fail_if_connected,
- disconnect_if_connected);
- if (rc != 0) {
- error_setg(errp, QERR_SET_PASSWD_FAILED);
- }
- return;
- }
-
- if (strcmp(protocol, "vnc") == 0) {
- if (fail_if_connected || disconnect_if_connected) {
- /* vnc supports "connected=keep" only */
- error_setg(errp, QERR_INVALID_PARAMETER, "connected");
- return;
- }
- /* Note that setting an empty password will not disable login through
- * this interface. */
- rc = vnc_display_password(NULL, password);
- if (rc < 0) {
- error_setg(errp, QERR_SET_PASSWD_FAILED);
- }
- return;
- }
-
- error_setg(errp, QERR_INVALID_PARAMETER, "protocol");
-}
-
-void qmp_expire_password(const char *protocol, const char *whenstr,
- Error **errp)
-{
- time_t when;
- int rc;
-
- if (strcmp(whenstr, "now") == 0) {
- when = 0;
- } else if (strcmp(whenstr, "never") == 0) {
- when = TIME_MAX;
- } else if (whenstr[0] == '+') {
- when = time(NULL) + strtoull(whenstr+1, NULL, 10);
- } else {
- when = strtoull(whenstr, NULL, 10);
- }
-
- if (strcmp(protocol, "spice") == 0) {
- if (!qemu_using_spice(errp)) {
- return;
- }
- rc = qemu_spice_set_pw_expire(when);
- if (rc != 0) {
- error_setg(errp, QERR_SET_PASSWD_FAILED);
- }
- return;
- }
-
- if (strcmp(protocol, "vnc") == 0) {
- rc = vnc_display_pw_expire(NULL, when);
- if (rc != 0) {
- error_setg(errp, QERR_SET_PASSWD_FAILED);
- }
- return;
- }
-
- error_setg(errp, QERR_INVALID_PARAMETER, "protocol");
-}
-
-#ifdef CONFIG_VNC
-void qmp_change_vnc_password(const char *password, Error **errp)
-{
- if (vnc_display_password(NULL, password) < 0) {
- error_setg(errp, QERR_SET_PASSWD_FAILED);
- }
-}
-
-static void qmp_change_vnc_listen(const char *target, Error **errp)
-{
- QemuOptsList *olist = qemu_find_opts("vnc");
- QemuOpts *opts;
-
- if (strstr(target, "id=")) {
- error_setg(errp, "id not supported");
- return;
- }
-
- opts = qemu_opts_find(olist, "default");
- if (opts) {
- qemu_opts_del(opts);
- }
- opts = vnc_parse(target, errp);
- if (!opts) {
- return;
- }
-
- vnc_display_open("default", errp);
-}
-
-static void qmp_change_vnc(const char *target, bool has_arg, const char *arg,
- Error **errp)
-{
- if (strcmp(target, "passwd") == 0 || strcmp(target, "password") == 0) {
- if (!has_arg) {
- error_setg(errp, QERR_MISSING_PARAMETER, "password");
- } else {
- qmp_change_vnc_password(arg, errp);
- }
- } else {
- qmp_change_vnc_listen(target, errp);
- }
-}
-#else
-void qmp_change_vnc_password(const char *password, Error **errp)
-{
- error_setg(errp, QERR_FEATURE_DISABLED, "vnc");
-}
-static void qmp_change_vnc(const char *target, bool has_arg, const char *arg,
- Error **errp)
-{
- error_setg(errp, QERR_FEATURE_DISABLED, "vnc");
-}
-#endif /* !CONFIG_VNC */
-
-void qmp_change(const char *device, const char *target,
- bool has_arg, const char *arg, Error **errp)
-{
- if (strcmp(device, "vnc") == 0) {
- qmp_change_vnc(target, has_arg, arg, errp);
- } else {
- qmp_blockdev_change_medium(true, device, false, NULL, target,
- has_arg, arg, false, 0, errp);
- }
-}
-
-static void qom_list_types_tramp(ObjectClass *klass, void *data)
-{
- ObjectTypeInfoList *e, **pret = data;
- ObjectTypeInfo *info;
- ObjectClass *parent = object_class_get_parent(klass);
-
- info = g_malloc0(sizeof(*info));
- info->name = g_strdup(object_class_get_name(klass));
- info->has_abstract = info->abstract = object_class_is_abstract(klass);
- if (parent) {
- info->has_parent = true;
- info->parent = g_strdup(object_class_get_name(parent));
- }
-
- e = g_malloc0(sizeof(*e));
- e->value = info;
- e->next = *pret;
- *pret = e;
-}
-
-ObjectTypeInfoList *qmp_qom_list_types(bool has_implements,
- const char *implements,
- bool has_abstract,
- bool abstract,
- Error **errp)
-{
- ObjectTypeInfoList *ret = NULL;
-
- object_class_foreach(qom_list_types_tramp, implements, abstract, &ret);
-
- return ret;
-}
-
-/* Return a DevicePropertyInfo for a qdev property.
- *
- * If a qdev property with the given name does not exist, use the given default
- * type. If the qdev property info should not be shown, return NULL.
- *
- * The caller must free the return value.
- */
-static DevicePropertyInfo *make_device_property_info(ObjectClass *klass,
- const char *name,
- const char *default_type,
- const char *description)
-{
- DevicePropertyInfo *info;
- Property *prop;
-
- do {
- for (prop = DEVICE_CLASS(klass)->props; prop && prop->name; prop++) {
- if (strcmp(name, prop->name) != 0) {
- continue;
- }
-
- /*
- * TODO Properties without a parser are just for dirty hacks.
- * qdev_prop_ptr is the only such PropertyInfo. It's marked
- * for removal. This conditional should be removed along with
- * it.
- */
- if (!prop->info->set && !prop->info->create) {
- return NULL; /* no way to set it, don't show */
- }
-
- info = g_malloc0(sizeof(*info));
- info->name = g_strdup(prop->name);
- info->type = default_type ? g_strdup(default_type)
- : g_strdup(prop->info->name);
- info->has_description = !!prop->info->description;
- info->description = g_strdup(prop->info->description);
- return info;
- }
- klass = object_class_get_parent(klass);
- } while (klass != object_class_by_name(TYPE_DEVICE));
-
- /* Not a qdev property, use the default type */
- info = g_malloc0(sizeof(*info));
- info->name = g_strdup(name);
- info->type = g_strdup(default_type);
- info->has_description = !!description;
- info->description = g_strdup(description);
-
- return info;
-}
-
-DevicePropertyInfoList *qmp_device_list_properties(const char *typename,
- Error **errp)
-{
- ObjectClass *klass;
- Object *obj;
- ObjectProperty *prop;
- ObjectPropertyIterator iter;
- DevicePropertyInfoList *prop_list = NULL;
-
- klass = object_class_by_name(typename);
- if (klass == NULL) {
- error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
- "Device '%s' not found", typename);
- return NULL;
- }
-
- klass = object_class_dynamic_cast(klass, TYPE_DEVICE);
- if (klass == NULL) {
- error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "typename", TYPE_DEVICE);
- return NULL;
- }
-
- if (object_class_is_abstract(klass)) {
- error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "typename",
- "non-abstract device type");
- return NULL;
- }
-
- obj = object_new(typename);
-
- object_property_iter_init(&iter, obj);
- while ((prop = object_property_iter_next(&iter))) {
- DevicePropertyInfo *info;
- DevicePropertyInfoList *entry;
-
- /* Skip Object and DeviceState properties */
- if (strcmp(prop->name, "type") == 0 ||
- strcmp(prop->name, "realized") == 0 ||
- strcmp(prop->name, "hotpluggable") == 0 ||
- strcmp(prop->name, "hotplugged") == 0 ||
- strcmp(prop->name, "parent_bus") == 0) {
- continue;
- }
-
- /* Skip legacy properties since they are just string versions of
- * properties that we already list.
- */
- if (strstart(prop->name, "legacy-", NULL)) {
- continue;
- }
-
- info = make_device_property_info(klass, prop->name, prop->type,
- prop->description);
- if (!info) {
- continue;
- }
-
- entry = g_malloc0(sizeof(*entry));
- entry->value = info;
- entry->next = prop_list;
- prop_list = entry;
- }
-
- object_unref(obj);
-
- return prop_list;
-}
-
-CpuDefinitionInfoList *qmp_query_cpu_definitions(Error **errp)
-{
- return arch_query_cpu_definitions(errp);
-}
-
-CpuModelExpansionInfo *qmp_query_cpu_model_expansion(CpuModelExpansionType type,
- CpuModelInfo *model,
- Error **errp)
-{
- return arch_query_cpu_model_expansion(type, model, errp);
-}
-
-CpuModelCompareInfo *qmp_query_cpu_model_comparison(CpuModelInfo *modela,
- CpuModelInfo *modelb,
- Error **errp)
-{
- return arch_query_cpu_model_comparison(modela, modelb, errp);
-}
-
-CpuModelBaselineInfo *qmp_query_cpu_model_baseline(CpuModelInfo *modela,
- CpuModelInfo *modelb,
- Error **errp)
-{
- return arch_query_cpu_model_baseline(modela, modelb, errp);
-}
-
-void qmp_add_client(const char *protocol, const char *fdname,
- bool has_skipauth, bool skipauth, bool has_tls, bool tls,
- Error **errp)
-{
- Chardev *s;
- int fd;
-
- fd = monitor_get_fd(cur_mon, fdname, errp);
- if (fd < 0) {
- return;
- }
-
- if (strcmp(protocol, "spice") == 0) {
- if (!qemu_using_spice(errp)) {
- close(fd);
- return;
- }
- skipauth = has_skipauth ? skipauth : false;
- tls = has_tls ? tls : false;
- if (qemu_spice_display_add_client(fd, skipauth, tls) < 0) {
- error_setg(errp, "spice failed to add client");
- close(fd);
- }
- return;
-#ifdef CONFIG_VNC
- } else if (strcmp(protocol, "vnc") == 0) {
- skipauth = has_skipauth ? skipauth : false;
- vnc_display_add_client(NULL, fd, skipauth);
- return;
-#endif
- } else if ((s = qemu_chr_find(protocol)) != NULL) {
- if (qemu_chr_add_client(s, fd) < 0) {
- error_setg(errp, "failed to add client");
- close(fd);
- return;
- }
- return;
- }
-
- error_setg(errp, "protocol '%s' is invalid", protocol);
- close(fd);
-}
-
-
-void qmp_object_add(const char *type, const char *id,
- bool has_props, QObject *props, Error **errp)
-{
- QDict *pdict;
- Visitor *v;
- Object *obj;
-
- if (props) {
- pdict = qobject_to_qdict(props);
- if (!pdict) {
- error_setg(errp, QERR_INVALID_PARAMETER_TYPE, "props", "dict");
- return;
- }
- QINCREF(pdict);
- } else {
- pdict = qdict_new();
- }
-
- v = qobject_input_visitor_new(QOBJECT(pdict));
- obj = user_creatable_add_type(type, id, pdict, v, errp);
- visit_free(v);
- if (obj) {
- object_unref(obj);
- }
- QDECREF(pdict);
-}
-
-void qmp_object_del(const char *id, Error **errp)
-{
- user_creatable_del(id, errp);
-}
-
-MemoryDeviceInfoList *qmp_query_memory_devices(Error **errp)
-{
- MemoryDeviceInfoList *head = NULL;
- MemoryDeviceInfoList **prev = &head;
-
- qmp_pc_dimm_device_list(qdev_get_machine(), &prev);
-
- return head;
-}
-
-ACPIOSTInfoList *qmp_query_acpi_ospm_status(Error **errp)
-{
- bool ambig;
- ACPIOSTInfoList *head = NULL;
- ACPIOSTInfoList **prev = &head;
- Object *obj = object_resolve_path_type("", TYPE_ACPI_DEVICE_IF, &ambig);
-
- if (obj) {
- AcpiDeviceIfClass *adevc = ACPI_DEVICE_IF_GET_CLASS(obj);
- AcpiDeviceIf *adev = ACPI_DEVICE_IF(obj);
-
- adevc->ospm_status(adev, &prev);
- } else {
- error_setg(errp, "command is not supported, missing ACPI device");
- }
-
- return head;
-}
-
-MemoryInfo *qmp_query_memory_size_summary(Error **errp)
-{
- MemoryInfo *mem_info = g_malloc0(sizeof(MemoryInfo));
-
- mem_info->base_memory = ram_size;
-
- mem_info->plugged_memory = get_plugged_memory_size();
- mem_info->has_plugged_memory =
- mem_info->plugged_memory != (uint64_t)-1;
-
- return mem_info;
-}
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