]> Git Repo - qemu.git/blobdiff - qmp.c
image-fuzzer: Public API for image-fuzzer/runner/runner.py
[qemu.git] / qmp.c
diff --git a/qmp.c b/qmp.c
index 9ef43a857cdb382d34b58736fb7a7f335d529dc9..c6767c4df3e01ac5b2b6757d7bc2385abbc5fbde 100644 (file)
--- a/qmp.c
+++ b/qmp.c
  */
 
 #include "qemu-common.h"
-#include "sysemu.h"
+#include "sysemu/sysemu.h"
 #include "qmp-commands.h"
+#include "sysemu/char.h"
 #include "ui/qemu-spice.h"
 #include "ui/vnc.h"
-#include "kvm.h"
-#include "arch_init.h"
+#include "sysemu/kvm.h"
+#include "sysemu/arch_init.h"
 #include "hw/qdev.h"
+#include "sysemu/blockdev.h"
+#include "qom/qom-qobject.h"
+#include "qapi/qmp/qobject.h"
 #include "qapi/qmp-input-visitor.h"
-#include "qapi/qmp-output-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)
 {
@@ -36,7 +43,7 @@ NameInfo *qmp_query_name(Error **errp)
     return info;
 }
 
-VersionInfo *qmp_query_version(Error **err)
+VersionInfo *qmp_query_version(Error **errp)
 {
     VersionInfo *info = g_malloc0(sizeof(*info));
     const char *version = QEMU_VERSION;
@@ -77,7 +84,7 @@ UuidInfo *qmp_query_uuid(Error **errp)
     return info;
 }
 
-void qmp_quit(Error **err)
+void qmp_quit(Error **errp)
 {
     no_shutdown = 0;
     qemu_system_shutdown_request();
@@ -85,7 +92,11 @@ void qmp_quit(Error **err)
 
 void qmp_stop(Error **errp)
 {
-    vm_stop(RUN_STATE_PAUSED);
+    if (runstate_check(RUN_STATE_INMIGRATE)) {
+        autostart = 0;
+    } else {
+        vm_stop(RUN_STATE_PAUSED);
+    }
 }
 
 void qmp_system_reset(Error **errp)
@@ -103,6 +114,18 @@ void qmp_cpu(int64_t index, Error **errp)
     /* Just do nothing */
 }
 
+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 */
@@ -125,60 +148,62 @@ SpiceInfo *qmp_query_spice(Error **errp)
 };
 #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;
+    BlockDriverState *bs;
 
-    if (runstate_check(RUN_STATE_INMIGRATE)) {
-        error_set(errp, QERR_MIGRATION_EXPECTED);
+    if (runstate_needs_reset()) {
+        error_setg(errp, "Resetting the Virtual Machine is required");
         return;
-    } else if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
-               runstate_check(RUN_STATE_SHUTDOWN)) {
-        error_set(errp, QERR_RESET_REQUIRED);
+    } else if (runstate_check(RUN_STATE_SUSPENDED)) {
         return;
     }
 
-    bdrv_iterate(iostatus_bdrv_it, NULL);
-    bdrv_iterate(encrypted_bdrv_it, &local_err);
-    if (local_err) {
-        error_propagate(errp, local_err);
-        return;
+    for (bs = bdrv_next(NULL); bs; bs = bdrv_next(bs)) {
+        bdrv_iostatus_reset(bs);
+    }
+    for (bs = bdrv_next(NULL); bs; bs = bdrv_next(bs)) {
+        if (bdrv_key_required(bs)) {
+            error_set(errp, QERR_DEVICE_ENCRYPTED,
+                      bdrv_get_device_name(bs),
+                      bdrv_get_encrypted_filename(bs));
+            return;
+        }
+    }
+
+    if (runstate_check(RUN_STATE_INMIGRATE)) {
+        autostart = 1;
+    } else {
+        vm_start();
     }
+}
 
-    vm_start();
+void qmp_system_wakeup(Error **errp)
+{
+    qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER);
 }
 
-DevicePropertyInfoList *qmp_qom_list(const char *path, Error **errp)
+ObjectPropertyInfoList *qmp_qom_list(const char *path, Error **errp)
 {
-    DeviceState *dev;
+    Object *obj;
     bool ambiguous = false;
-    DevicePropertyInfoList *props = NULL;
-    DeviceProperty *prop;
+    ObjectPropertyInfoList *props = NULL;
+    ObjectProperty *prop;
 
-    dev = qdev_resolve_path(path, &ambiguous);
-    if (dev == NULL) {
-        error_set(errp, QERR_DEVICE_NOT_FOUND, path);
+    obj = object_resolve_path(path, &ambiguous);
+    if (obj == NULL) {
+        if (ambiguous) {
+            error_setg(errp, "Path '%s' is ambiguous", path);
+        } else {
+            error_set(errp, QERR_DEVICE_NOT_FOUND, path);
+        }
         return NULL;
     }
 
-    QTAILQ_FOREACH(prop, &dev->properties, node) {
-        DevicePropertyInfoList *entry = g_malloc0(sizeof(*entry));
+    QTAILQ_FOREACH(prop, &obj->properties, node) {
+        ObjectPropertyInfoList *entry = g_malloc0(sizeof(*entry));
 
-        entry->value = g_malloc0(sizeof(DevicePropertyInfo));
+        entry->value = g_malloc0(sizeof(ObjectPropertyInfo));
         entry->next = props;
         props = entry;
 
@@ -196,19 +221,15 @@ int qmp_qom_set(Monitor *mon, const QDict *qdict, QObject **ret)
     const char *property = qdict_get_str(qdict, "property");
     QObject *value = qdict_get(qdict, "value");
     Error *local_err = NULL;
-    QmpInputVisitor *mi;
-    DeviceState *dev;
+    Object *obj;
 
-    dev = qdev_resolve_path(path, NULL);
-    if (!dev) {
+    obj = object_resolve_path(path, NULL);
+    if (!obj) {
         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);
+    object_property_set_qobject(obj, value, property, &local_err);
 
 out:
     if (local_err) {
@@ -225,22 +246,15 @@ 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;
+    Object *obj;
 
-    dev = qdev_resolve_path(path, NULL);
-    if (!dev) {
+    obj = object_resolve_path(path, NULL);
+    if (!obj) {
         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);
+    *ret = object_property_get_qobject(obj, property, &local_err);
 
 out:
     if (local_err) {
@@ -303,3 +317,399 @@ void qmp_set_password(const char *protocol, const char *password,
 
     error_set(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 (!using_spice) {
+            /* correct one? spice isn't a device ,,, */
+            error_set(errp, QERR_DEVICE_NOT_ACTIVE, "spice");
+            return;
+        }
+        rc = qemu_spice_set_pw_expire(when);
+        if (rc != 0) {
+            error_set(errp, QERR_SET_PASSWD_FAILED);
+        }
+        return;
+    }
+
+    if (strcmp(protocol, "vnc") == 0) {
+        rc = vnc_display_pw_expire(NULL, when);
+        if (rc != 0) {
+            error_set(errp, QERR_SET_PASSWD_FAILED);
+        }
+        return;
+    }
+
+    error_set(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_set(errp, QERR_SET_PASSWD_FAILED);
+    }
+}
+
+static void qmp_change_vnc_listen(const char *target, Error **errp)
+{
+    vnc_display_open(NULL, target, 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_set(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_set(errp, QERR_FEATURE_DISABLED, "vnc");
+}
+static void qmp_change_vnc(const char *target, bool has_arg, const char *arg,
+                           Error **errp)
+{
+    error_set(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_change_blockdev(device, target, arg, errp);
+    }
+}
+
+static void qom_list_types_tramp(ObjectClass *klass, void *data)
+{
+    ObjectTypeInfoList *e, **pret = data;
+    ObjectTypeInfo *info;
+
+    info = g_malloc0(sizeof(*info));
+    info->name = g_strdup(object_class_get_name(klass));
+
+    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)
+{
+    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) {
+                return NULL;           /* no way to set it, don't show */
+            }
+
+            info = g_malloc0(sizeof(*info));
+            info->name = g_strdup(prop->name);
+            info->type = g_strdup(prop->info->legacy_name ?: prop->info->name);
+            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);
+    return info;
+}
+
+DevicePropertyInfoList *qmp_device_list_properties(const char *typename,
+                                                   Error **errp)
+{
+    ObjectClass *klass;
+    Object *obj;
+    ObjectProperty *prop;
+    DevicePropertyInfoList *prop_list = NULL;
+
+    klass = object_class_by_name(typename);
+    if (klass == NULL) {
+        error_set(errp, QERR_DEVICE_NOT_FOUND, typename);
+        return NULL;
+    }
+
+    klass = object_class_dynamic_cast(klass, TYPE_DEVICE);
+    if (klass == NULL) {
+        error_set(errp, QERR_INVALID_PARAMETER_VALUE,
+                  "name", TYPE_DEVICE);
+        return NULL;
+    }
+
+    obj = object_new(typename);
+
+    QTAILQ_FOREACH(prop, &obj->properties, node) {
+        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);
+        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);
+}
+
+void qmp_add_client(const char *protocol, const char *fdname,
+                    bool has_skipauth, bool skipauth, bool has_tls, bool tls,
+                    Error **errp)
+{
+    CharDriverState *s;
+    int fd;
+
+    fd = monitor_get_fd(cur_mon, fdname, errp);
+    if (fd < 0) {
+        return;
+    }
+
+    if (strcmp(protocol, "spice") == 0) {
+        if (!using_spice) {
+            error_set(errp, QERR_DEVICE_NOT_ACTIVE, "spice");
+            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 object_add(const char *type, const char *id, const QDict *qdict,
+                Visitor *v, Error **errp)
+{
+    Object *obj;
+    ObjectClass *klass;
+    const QDictEntry *e;
+    Error *local_err = NULL;
+
+    klass = object_class_by_name(type);
+    if (!klass) {
+        error_setg(errp, "invalid object type: %s", type);
+        return;
+    }
+
+    if (!object_class_dynamic_cast(klass, TYPE_USER_CREATABLE)) {
+        error_setg(errp, "object type '%s' isn't supported by object-add",
+                   type);
+        return;
+    }
+
+    if (object_class_is_abstract(klass)) {
+        error_setg(errp, "object type '%s' is abstract", type);
+        return;
+    }
+
+    obj = object_new(type);
+    if (qdict) {
+        for (e = qdict_first(qdict); e; e = qdict_next(qdict, e)) {
+            object_property_set(obj, v, e->key, &local_err);
+            if (local_err) {
+                goto out;
+            }
+        }
+    }
+
+    object_property_add_child(container_get(object_get_root(), "/objects"),
+                              id, obj, &local_err);
+    if (local_err) {
+        goto out;
+    }
+
+    user_creatable_complete(obj, &local_err);
+    if (local_err) {
+        object_property_del(container_get(object_get_root(), "/objects"),
+                            id, &error_abort);
+        goto out;
+    }
+out:
+    if (local_err) {
+        error_propagate(errp, local_err);
+    }
+    object_unref(obj);
+}
+
+int qmp_object_add(Monitor *mon, const QDict *qdict, QObject **ret)
+{
+    const char *type = qdict_get_str(qdict, "qom-type");
+    const char *id = qdict_get_str(qdict, "id");
+    QObject *props = qdict_get(qdict, "props");
+    const QDict *pdict = NULL;
+    Error *local_err = NULL;
+    QmpInputVisitor *qiv;
+
+    if (props) {
+        pdict = qobject_to_qdict(props);
+        if (!pdict) {
+            error_set(&local_err, QERR_INVALID_PARAMETER_TYPE, "props", "dict");
+            goto out;
+        }
+    }
+
+    qiv = qmp_input_visitor_new(props);
+    object_add(type, id, pdict, qmp_input_get_visitor(qiv), &local_err);
+    qmp_input_visitor_cleanup(qiv);
+
+out:
+    if (local_err) {
+        qerror_report_err(local_err);
+        error_free(local_err);
+        return -1;
+    }
+
+    return 0;
+}
+
+void qmp_object_del(const char *id, Error **errp)
+{
+    Object *container;
+    Object *obj;
+
+    container = container_get(object_get_root(), "/objects");
+    obj = object_resolve_path_component(container, id);
+    if (!obj) {
+        error_setg(errp, "object id not found");
+        return;
+    }
+    object_unparent(obj);
+}
+
+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;
+}
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