/* * 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. * */ #include "qemu-common.h" #include "sysemu.h" #include "qmp-commands.h" #include "kvm.h" #include "arch_init.h" #include "hw/qdev.h" #include "qapi/qmp-input-visitor.h" #include "qapi/qmp-output-visitor.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 **err) { VersionInfo *info = g_malloc0(sizeof(*info)); const char *version = QEMU_VERSION; char *tmp; info->qemu.major = strtol(version, &tmp, 10); tmp++; info->qemu.minor = strtol(tmp, &tmp, 10); tmp++; info->qemu.micro = strtol(tmp, &tmp, 10); 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)); char uuid[64]; snprintf(uuid, sizeof(uuid), UUID_FMT, qemu_uuid[0], qemu_uuid[1], qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5], qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9], qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13], qemu_uuid[14], qemu_uuid[15]); info->UUID = g_strdup(uuid); return info; } void qmp_quit(Error **err) { no_shutdown = 0; qemu_system_shutdown_request(); } void qmp_stop(Error **errp) { vm_stop(RUN_STATE_PAUSED); } void qmp_system_reset(Error **errp) { qemu_system_reset_request(); } void qmp_system_powerdown(Error **erp) { qemu_system_powerdown_request(); } void qmp_cpu(int64_t index, Error **errp) { /* Just do nothing */ } #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_set(errp, QERR_FEATURE_DISABLED, "vnc"); return NULL; }; #endif #ifndef CONFIG_SPICE /* If SPICE support is enabled, the "true" query-spice command is defined in the SPICE subsystem. Also note that we use a small trick to maintain query-spice's original behavior, which is not to be available in the namespace if SPICE is not compiled in */ SpiceInfo *qmp_query_spice(Error **errp) { error_set(errp, QERR_COMMAND_NOT_FOUND, "query-spice"); return NULL; }; #endif static void iostatus_bdrv_it(void *opaque, BlockDriverState *bs) { bdrv_iostatus_reset(bs); } static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs) { Error **err = opaque; if (!error_is_set(err) && bdrv_key_required(bs)) { error_set(err, QERR_DEVICE_ENCRYPTED, bdrv_get_device_name(bs)); } } void qmp_cont(Error **errp) { Error *local_err = NULL; if (runstate_check(RUN_STATE_INMIGRATE)) { error_set(errp, QERR_MIGRATION_EXPECTED); return; } else if (runstate_check(RUN_STATE_INTERNAL_ERROR) || runstate_check(RUN_STATE_SHUTDOWN)) { error_set(errp, QERR_RESET_REQUIRED); return; } bdrv_iterate(iostatus_bdrv_it, NULL); bdrv_iterate(encrypted_bdrv_it, &local_err); if (local_err) { error_propagate(errp, local_err); return; } vm_start(); } DevicePropertyInfoList *qmp_qom_list(const char *path, Error **errp) { DeviceState *dev; bool ambiguous = false; DevicePropertyInfoList *props = NULL; DeviceProperty *prop; dev = qdev_resolve_path(path, &ambiguous); if (dev == NULL) { error_set(errp, QERR_DEVICE_NOT_FOUND, path); return NULL; } QTAILQ_FOREACH(prop, &dev->properties, node) { DevicePropertyInfoList *entry = g_malloc0(sizeof(*entry)); entry->value = g_malloc0(sizeof(DevicePropertyInfo)); entry->next = props; props = entry; entry->value->name = g_strdup(prop->name); entry->value->type = g_strdup(prop->type); } return props; } /* FIXME: teach qapi about how to pass through Visitors */ int qmp_qom_set(Monitor *mon, const QDict *qdict, QObject **ret) { const char *path = qdict_get_str(qdict, "path"); const char *property = qdict_get_str(qdict, "property"); QObject *value = qdict_get(qdict, "value"); Error *local_err = NULL; QmpInputVisitor *mi; DeviceState *dev; dev = qdev_resolve_path(path, NULL); if (!dev) { error_set(&local_err, QERR_DEVICE_NOT_FOUND, path); goto out; } mi = qmp_input_visitor_new(value); qdev_property_set(dev, qmp_input_get_visitor(mi), property, &local_err); qmp_input_visitor_cleanup(mi); out: if (local_err) { qerror_report_err(local_err); error_free(local_err); return -1; } return 0; } int qmp_qom_get(Monitor *mon, const QDict *qdict, QObject **ret) { const char *path = qdict_get_str(qdict, "path"); const char *property = qdict_get_str(qdict, "property"); Error *local_err = NULL; QmpOutputVisitor *mo; DeviceState *dev; dev = qdev_resolve_path(path, NULL); if (!dev) { error_set(&local_err, QERR_DEVICE_NOT_FOUND, path); goto out; } mo = qmp_output_visitor_new(); qdev_property_get(dev, qmp_output_get_visitor(mo), property, &local_err); if (!local_err) { *ret = qmp_output_get_qobject(mo); } qmp_output_visitor_cleanup(mo); out: if (local_err) { qerror_report_err(local_err); error_free(local_err); return -1; } return 0; }