#include "sysemu/balloon.h"
#include "qemu/timer.h"
#include "sysemu/hw_accel.h"
-#include "qemu/acl.h"
+#include "authz/list.h"
+#include "qapi/util.h"
#include "sysemu/tpm.h"
#include "qapi/qmp/qdict.h"
#include "qapi/qmp/qerror.h"
#include "qemu/thread.h"
#include "block/qapi.h"
#include "qapi/qapi-commands.h"
-#include "qapi/qapi-events.h"
+#include "qapi/qapi-emit-events.h"
#include "qapi/error.h"
#include "qapi/qmp-event.h"
#include "qapi/qapi-introspect.h"
struct QMPRequest {
/* Owner of the request */
Monitor *mon;
- /* "id" field of the request */
- QObject *id;
/*
* Request object to be handled or Error to be reported
* (exactly one of them is non-null)
/* Protects mon_list, monitor_qapi_event_state, monitor_destroyed. */
static QemuMutex monitor_lock;
static GHashTable *monitor_qapi_event_state;
-static QTAILQ_HEAD(mon_list, Monitor) mon_list;
+static QTAILQ_HEAD(, Monitor) mon_list;
static bool monitor_destroyed;
/* Protects mon_fdsets */
static QemuMutex mon_fdsets_lock;
-static QLIST_HEAD(mon_fdsets, MonFdset) mon_fdsets;
+static QLIST_HEAD(, MonFdset) mon_fdsets;
static int mon_refcount;
static void qmp_request_free(QMPRequest *req)
{
- qobject_unref(req->id);
qobject_unref(req->req);
error_free(req->err);
g_free(req);
qemu_mutex_unlock(&monitor_lock);
}
-static void
-monitor_qapi_event_queue(QAPIEvent event, QDict *qdict)
+void qapi_event_emit(QAPIEvent event, QDict *qdict)
{
/*
* monitor_qapi_event_queue_no_reenter() is not reentrant: it
{
monitor_qapi_event_state = g_hash_table_new(qapi_event_throttle_hash,
qapi_event_throttle_equal);
- qmp_event_set_func_emit(monitor_qapi_event_queue);
}
static void handle_hmp_command(Monitor *mon, const char *cmdline);
EventInfoList *qmp_query_events(Error **errp)
{
+ /*
+ * TODO This deprecated command is the only user of
+ * QAPIEvent_str() and QAPIEvent_lookup[]. When the command goes,
+ * they should go, too.
+ */
EventInfoList *info, *ev_list = NULL;
QAPIEvent e;
*ret_data = qobject_from_qlit(&qmp_schema_qlit);
}
-/*
- * We used to define commands in qmp-commands.hx in addition to the
- * QAPI schema. This permitted defining some of them only in certain
- * configurations. query-commands has always reflected that (good,
- * because it lets QMP clients figure out what's actually available),
- * while query-qmp-schema never did (not so good). This function is a
- * hack to keep the configuration-specific commands defined exactly as
- * before, even though qmp-commands.hx is gone.
- *
- * FIXME Educate the QAPI schema on configuration-specific commands,
- * and drop this hack.
- */
-static void qmp_unregister_commands_hack(void)
-{
-#ifndef CONFIG_REPLICATION
- qmp_unregister_command(&qmp_commands, "xen-set-replication");
- qmp_unregister_command(&qmp_commands, "query-xen-replication-status");
- qmp_unregister_command(&qmp_commands, "xen-colo-do-checkpoint");
-#endif
-#ifndef TARGET_I386
- qmp_unregister_command(&qmp_commands, "rtc-reset-reinjection");
- qmp_unregister_command(&qmp_commands, "query-sev");
- qmp_unregister_command(&qmp_commands, "query-sev-launch-measure");
- qmp_unregister_command(&qmp_commands, "query-sev-capabilities");
-#endif
-#ifndef TARGET_S390X
- qmp_unregister_command(&qmp_commands, "dump-skeys");
-#endif
-#ifndef TARGET_ARM
- qmp_unregister_command(&qmp_commands, "query-gic-capabilities");
-#endif
-#if !defined(TARGET_S390X) && !defined(TARGET_I386)
- qmp_unregister_command(&qmp_commands, "query-cpu-model-expansion");
-#endif
-#if !defined(TARGET_S390X)
- qmp_unregister_command(&qmp_commands, "query-cpu-model-baseline");
- qmp_unregister_command(&qmp_commands, "query-cpu-model-comparison");
-#endif
-#if !defined(TARGET_PPC) && !defined(TARGET_ARM) && !defined(TARGET_I386) \
- && !defined(TARGET_S390X)
- qmp_unregister_command(&qmp_commands, "query-cpu-definitions");
-#endif
-}
-
static void monitor_init_qmp_commands(void)
{
/*
qmp_register_command(&qmp_commands, "netdev_add", qmp_netdev_add,
QCO_NO_OPTIONS);
- qmp_unregister_commands_hack();
-
QTAILQ_INIT(&qmp_cap_negotiation_commands);
qmp_register_command(&qmp_cap_negotiation_commands, "qmp_capabilities",
qmp_marshal_qmp_capabilities, QCO_ALLOW_PRECONFIG);
if (l > line_size)
l = line_size;
if (is_physical) {
- cpu_physical_memory_read(addr, buf, l);
+ AddressSpace *as = cs ? cs->as : &address_space_memory;
+ MemTxResult r = address_space_read(as, addr,
+ MEMTXATTRS_UNSPECIFIED, buf, l);
+ if (r != MEMTX_OK) {
+ monitor_printf(mon, " Cannot access memory\n");
+ break;
+ }
} else {
if (cpu_memory_rw_debug(cs, addr, buf, l, 0) < 0) {
monitor_printf(mon, " Cannot access memory\n");
QLIST_INSERT_HEAD (&capture_head, s, entries);
}
-static qemu_acl *find_acl(Monitor *mon, const char *name)
+static QAuthZList *find_auth(Monitor *mon, const char *name)
{
- qemu_acl *acl = qemu_acl_find(name);
+ Object *obj;
+ Object *container;
- if (!acl) {
+ container = object_get_objects_root();
+ obj = object_resolve_path_component(container, name);
+ if (!obj) {
monitor_printf(mon, "acl: unknown list '%s'\n", name);
+ return NULL;
}
- return acl;
+
+ return QAUTHZ_LIST(obj);
+}
+
+static bool warn_acl;
+static void hmp_warn_acl(void)
+{
+ if (warn_acl) {
+ return;
+ }
+ error_report("The acl_show, acl_reset, acl_policy, acl_add, acl_remove "
+ "commands are deprecated with no replacement. Authorization "
+ "for VNC should be performed using the pluggable QAuthZ "
+ "objects");
+ warn_acl = true;
}
static void hmp_acl_show(Monitor *mon, const QDict *qdict)
{
const char *aclname = qdict_get_str(qdict, "aclname");
- qemu_acl *acl = find_acl(mon, aclname);
- qemu_acl_entry *entry;
- int i = 0;
-
- if (acl) {
- monitor_printf(mon, "policy: %s\n",
- acl->defaultDeny ? "deny" : "allow");
- QTAILQ_FOREACH(entry, &acl->entries, next) {
- i++;
- monitor_printf(mon, "%d: %s %s\n", i,
- entry->deny ? "deny" : "allow", entry->match);
- }
+ QAuthZList *auth = find_auth(mon, aclname);
+ QAuthZListRuleList *rules;
+ size_t i = 0;
+
+ hmp_warn_acl();
+
+ if (!auth) {
+ return;
+ }
+
+ monitor_printf(mon, "policy: %s\n",
+ QAuthZListPolicy_str(auth->policy));
+
+ rules = auth->rules;
+ while (rules) {
+ QAuthZListRule *rule = rules->value;
+ i++;
+ monitor_printf(mon, "%zu: %s %s\n", i,
+ QAuthZListPolicy_str(rule->policy),
+ rule->match);
+ rules = rules->next;
}
}
static void hmp_acl_reset(Monitor *mon, const QDict *qdict)
{
const char *aclname = qdict_get_str(qdict, "aclname");
- qemu_acl *acl = find_acl(mon, aclname);
+ QAuthZList *auth = find_auth(mon, aclname);
- if (acl) {
- qemu_acl_reset(acl);
- monitor_printf(mon, "acl: removed all rules\n");
+ hmp_warn_acl();
+
+ if (!auth) {
+ return;
}
+
+ auth->policy = QAUTHZ_LIST_POLICY_DENY;
+ qapi_free_QAuthZListRuleList(auth->rules);
+ auth->rules = NULL;
+ monitor_printf(mon, "acl: removed all rules\n");
}
static void hmp_acl_policy(Monitor *mon, const QDict *qdict)
{
const char *aclname = qdict_get_str(qdict, "aclname");
const char *policy = qdict_get_str(qdict, "policy");
- qemu_acl *acl = find_acl(mon, aclname);
+ QAuthZList *auth = find_auth(mon, aclname);
+ int val;
+ Error *err = NULL;
+
+ hmp_warn_acl();
+
+ if (!auth) {
+ return;
+ }
- if (acl) {
- if (strcmp(policy, "allow") == 0) {
- acl->defaultDeny = 0;
+ val = qapi_enum_parse(&QAuthZListPolicy_lookup,
+ policy,
+ QAUTHZ_LIST_POLICY_DENY,
+ &err);
+ if (err) {
+ error_free(err);
+ monitor_printf(mon, "acl: unknown policy '%s', "
+ "expected 'deny' or 'allow'\n", policy);
+ } else {
+ auth->policy = val;
+ if (auth->policy == QAUTHZ_LIST_POLICY_ALLOW) {
monitor_printf(mon, "acl: policy set to 'allow'\n");
- } else if (strcmp(policy, "deny") == 0) {
- acl->defaultDeny = 1;
- monitor_printf(mon, "acl: policy set to 'deny'\n");
} else {
- monitor_printf(mon, "acl: unknown policy '%s', "
- "expected 'deny' or 'allow'\n", policy);
+ monitor_printf(mon, "acl: policy set to 'deny'\n");
}
}
}
+static QAuthZListFormat hmp_acl_get_format(const char *match)
+{
+ if (strchr(match, '*')) {
+ return QAUTHZ_LIST_FORMAT_GLOB;
+ } else {
+ return QAUTHZ_LIST_FORMAT_EXACT;
+ }
+}
+
static void hmp_acl_add(Monitor *mon, const QDict *qdict)
{
const char *aclname = qdict_get_str(qdict, "aclname");
const char *match = qdict_get_str(qdict, "match");
- const char *policy = qdict_get_str(qdict, "policy");
+ const char *policystr = qdict_get_str(qdict, "policy");
int has_index = qdict_haskey(qdict, "index");
int index = qdict_get_try_int(qdict, "index", -1);
- qemu_acl *acl = find_acl(mon, aclname);
- int deny, ret;
-
- if (acl) {
- if (strcmp(policy, "allow") == 0) {
- deny = 0;
- } else if (strcmp(policy, "deny") == 0) {
- deny = 1;
- } else {
- monitor_printf(mon, "acl: unknown policy '%s', "
- "expected 'deny' or 'allow'\n", policy);
- return;
- }
- if (has_index)
- ret = qemu_acl_insert(acl, deny, match, index);
- else
- ret = qemu_acl_append(acl, deny, match);
- if (ret < 0)
- monitor_printf(mon, "acl: unable to add acl entry\n");
- else
- monitor_printf(mon, "acl: added rule at position %d\n", ret);
+ QAuthZList *auth = find_auth(mon, aclname);
+ Error *err = NULL;
+ QAuthZListPolicy policy;
+ QAuthZListFormat format;
+ size_t i = 0;
+
+ hmp_warn_acl();
+
+ if (!auth) {
+ return;
+ }
+
+ policy = qapi_enum_parse(&QAuthZListPolicy_lookup,
+ policystr,
+ QAUTHZ_LIST_POLICY_DENY,
+ &err);
+ if (err) {
+ error_free(err);
+ monitor_printf(mon, "acl: unknown policy '%s', "
+ "expected 'deny' or 'allow'\n", policystr);
+ return;
+ }
+
+ format = hmp_acl_get_format(match);
+
+ if (has_index && index == 0) {
+ monitor_printf(mon, "acl: unable to add acl entry\n");
+ return;
+ }
+
+ if (has_index) {
+ i = qauthz_list_insert_rule(auth, match, policy,
+ format, index - 1, &err);
+ } else {
+ i = qauthz_list_append_rule(auth, match, policy,
+ format, &err);
+ }
+ if (err) {
+ monitor_printf(mon, "acl: unable to add rule: %s",
+ error_get_pretty(err));
+ error_free(err);
+ } else {
+ monitor_printf(mon, "acl: added rule at position %zu\n", i + 1);
}
}
{
const char *aclname = qdict_get_str(qdict, "aclname");
const char *match = qdict_get_str(qdict, "match");
- qemu_acl *acl = find_acl(mon, aclname);
- int ret;
+ QAuthZList *auth = find_auth(mon, aclname);
+ ssize_t i = 0;
- if (acl) {
- ret = qemu_acl_remove(acl, match);
- if (ret < 0)
- monitor_printf(mon, "acl: no matching acl entry\n");
- else
- monitor_printf(mon, "acl: removed rule at position %d\n", ret);
+ hmp_warn_acl();
+
+ if (!auth) {
+ return;
+ }
+
+ i = qauthz_list_delete_rule(auth, match);
+ if (i >= 0) {
+ monitor_printf(mon, "acl: removed rule at position %zu\n", i + 1);
+ } else {
+ monitor_printf(mon, "acl: no matching acl entry\n");
}
}
{
int ret;
uint64_t val;
- char *end;
+ const char *end;
while (qemu_isspace(*p)) {
p++;
* Null @rsp can only happen for commands with QCO_NO_SUCCESS_RESP.
* Nothing is emitted then.
*/
-static void monitor_qmp_respond(Monitor *mon, QDict *rsp, QObject *id)
+static void monitor_qmp_respond(Monitor *mon, QDict *rsp)
{
if (rsp) {
- if (id) {
- qdict_put_obj(rsp, "id", qobject_ref(id));
- }
-
qmp_send_response(mon, rsp);
}
}
-static void monitor_qmp_dispatch(Monitor *mon, QObject *req, QObject *id)
+static void monitor_qmp_dispatch(Monitor *mon, QObject *req)
{
Monitor *old_mon;
QDict *rsp;
}
}
- monitor_qmp_respond(mon, rsp, id);
+ monitor_qmp_respond(mon, rsp);
qobject_unref(rsp);
}
mon->qmp.qmp_requests->length == QMP_REQ_QUEUE_LEN_MAX - 1;
qemu_mutex_unlock(&mon->qmp.qmp_queue_lock);
if (req_obj->req) {
- trace_monitor_qmp_cmd_in_band(qobject_get_try_str(req_obj->id) ?: "");
- monitor_qmp_dispatch(mon, req_obj->req, req_obj->id);
+ QDict *qdict = qobject_to(QDict, req_obj->req);
+ QObject *id = qdict ? qdict_get(qdict, "id") : NULL;
+ trace_monitor_qmp_cmd_in_band(qobject_get_try_str(id) ?: "");
+ monitor_qmp_dispatch(mon, req_obj->req);
} else {
assert(req_obj->err);
rsp = qmp_error_response(req_obj->err);
req_obj->err = NULL;
- monitor_qmp_respond(mon, rsp, NULL);
+ monitor_qmp_respond(mon, rsp);
qobject_unref(rsp);
}
qdict = qobject_to(QDict, req);
if (qdict) {
- id = qobject_ref(qdict_get(qdict, "id"));
- qdict_del(qdict, "id");
+ id = qdict_get(qdict, "id");
} /* else will fail qmp_dispatch() */
if (req && trace_event_get_state_backends(TRACE_HANDLE_QMP_COMMAND)) {
if (qdict && qmp_is_oob(qdict)) {
/* OOB commands are executed immediately */
- trace_monitor_qmp_cmd_out_of_band(qobject_get_try_str(id)
- ?: "");
- monitor_qmp_dispatch(mon, req, id);
+ trace_monitor_qmp_cmd_out_of_band(qobject_get_try_str(id) ?: "");
+ monitor_qmp_dispatch(mon, req);
qobject_unref(req);
- qobject_unref(id);
return;
}
req_obj = g_new0(QMPRequest, 1);
req_obj->mon = mon;
- req_obj->id = id;
req_obj->req = req;
req_obj->err = err;
/*
* Put the request to the end of queue so that requests will be
- * handled in time order. Ownership for req_obj, req, id,
+ * handled in time order. Ownership for req_obj, req,
* etc. will be delivered to the handler side.
*/
assert(mon->qmp.qmp_requests->length < QMP_REQ_QUEUE_LEN_MAX);
void monitor_cleanup(void)
{
- Monitor *mon, *next;
-
/*
* We need to explicitly stop the I/O thread (but not destroy it),
* clean up the monitor resources, then destroy the I/O thread since
/* Flush output buffers and destroy monitors */
qemu_mutex_lock(&monitor_lock);
monitor_destroyed = true;
- QTAILQ_FOREACH_SAFE(mon, &mon_list, entry, next) {
+ while (!QTAILQ_EMPTY(&mon_list)) {
+ Monitor *mon = QTAILQ_FIRST(&mon_list);
QTAILQ_REMOVE(&mon_list, mon, entry);
/* Permit QAPI event emission from character frontend release */
qemu_mutex_unlock(&monitor_lock);
},
};
-#ifndef TARGET_I386
-void qmp_rtc_reset_reinjection(Error **errp)
-{
- error_setg(errp, QERR_FEATURE_DISABLED, "rtc-reset-reinjection");
-}
-
-SevInfo *qmp_query_sev(Error **errp)
-{
- error_setg(errp, QERR_FEATURE_DISABLED, "query-sev");
- return NULL;
-}
-
-SevLaunchMeasureInfo *qmp_query_sev_launch_measure(Error **errp)
-{
- error_setg(errp, QERR_FEATURE_DISABLED, "query-sev-launch-measure");
- return NULL;
-}
-
-SevCapability *qmp_query_sev_capabilities(Error **errp)
-{
- error_setg(errp, QERR_FEATURE_DISABLED, "query-sev-capabilities");
- return NULL;
-}
-#endif
-
-#ifndef TARGET_S390X
-void qmp_dump_skeys(const char *filename, Error **errp)
-{
- error_setg(errp, QERR_FEATURE_DISABLED, "dump-skeys");
-}
-#endif
-
-#ifndef TARGET_ARM
-GICCapabilityList *qmp_query_gic_capabilities(Error **errp)
-{
- error_setg(errp, QERR_FEATURE_DISABLED, "query-gic-capabilities");
- return NULL;
-}
-#endif
-
HotpluggableCPUList *qmp_query_hotpluggable_cpus(Error **errp)
{
MachineState *ms = MACHINE(qdev_get_machine());