Merge pull request #10803 from JimMoen/merge-release-50

Merge release-50 into master
This commit is contained in:
zhongwencool 2023-05-24 23:08:46 +08:00 committed by GitHub
commit 14a6b36899
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31 changed files with 251 additions and 67 deletions

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@ -40,3 +40,5 @@
session,
will_msg
]).
-define(EXPIRE_INTERVAL_INFINITE, 4294967295000).

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@ -2088,7 +2088,7 @@ maybe_resume_session(#channel{
maybe_shutdown(Reason, Channel = #channel{conninfo = ConnInfo}) ->
case maps:get(expiry_interval, ConnInfo) of
?UINT_MAX ->
?EXPIRE_INTERVAL_INFINITE ->
{ok, Channel};
I when I > 0 ->
{ok, ensure_timer(expire_timer, I, Channel)};

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@ -773,6 +773,7 @@ mark_channel_connected(ChanPid) ->
mark_channel_disconnected(ChanPid) ->
?tp(emqx_cm_connected_client_count_dec, #{chan_pid => ChanPid}),
ets:delete(?CHAN_LIVE_TAB, ChanPid),
?tp(emqx_cm_connected_client_count_dec_done, #{chan_pid => ChanPid}),
ok.
get_connected_client_count() ->

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@ -1556,7 +1556,8 @@ fields("broker") ->
boolean(),
#{
default => true,
desc => ?DESC(broker_route_batch_clean)
desc => "This config is stale since 4.3",
importance => ?IMPORTANCE_HIDDEN
}
)},
{"perf",

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@ -60,14 +60,12 @@
-export_type([sess_msg_key/0]).
-include("emqx.hrl").
-include("emqx_channel.hrl").
-include("emqx_persistent_session.hrl").
-include_lib("snabbkaffe/include/snabbkaffe.hrl").
-compile({inline, [is_store_enabled/0]}).
%% 16#FFFFFFFF * 1000
-define(MAX_EXPIRY_INTERVAL, 4294967295000).
%% NOTE: Order is significant because of traversal order of the table.
-define(MARKER, 3).
-define(DELIVERED, 2).
@ -424,7 +422,7 @@ pending(SessionID, MarkerIds) ->
%% @private [MQTT-3.1.2-23]
persistent_session_status(#session_store{expiry_interval = 0}) ->
not_persistent;
persistent_session_status(#session_store{expiry_interval = ?MAX_EXPIRY_INTERVAL}) ->
persistent_session_status(#session_store{expiry_interval = ?EXPIRE_INTERVAL_INFINITE}) ->
persistent;
persistent_session_status(#session_store{expiry_interval = E, ts = TS}) ->
case E + TS > erlang:system_time(millisecond) of

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@ -211,7 +211,7 @@ send_message(BridgeId, Message) ->
query_opts(Config) ->
case emqx_utils_maps:deep_get([resource_opts, request_timeout], Config, false) of
Timeout when is_integer(Timeout) ->
Timeout when is_integer(Timeout) orelse Timeout =:= infinity ->
%% request_timeout is configured
#{timeout => Timeout};
_ ->

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@ -5,7 +5,7 @@
-ifndef(EMQX_BRIDGE_IOTDB_HRL).
-define(EMQX_BRIDGE_IOTDB_HRL, true).
-define(VSN_1_0_X, 'v1.0.x').
-define(VSN_1_X, 'v1.x').
-define(VSN_0_13_X, 'v0.13.x').
-endif.

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@ -1,7 +1,7 @@
%% -*- mode: erlang -*-
{application, emqx_bridge_iotdb, [
{description, "EMQX Enterprise Apache IoTDB Bridge"},
{vsn, "0.1.0"},
{vsn, "0.1.1"},
{modules, [
emqx_bridge_iotdb,
emqx_bridge_iotdb_impl

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@ -109,10 +109,10 @@ basic_config() ->
)},
{iotdb_version,
mk(
hoconsc:enum([?VSN_1_0_X, ?VSN_0_13_X]),
hoconsc:enum([?VSN_1_X, ?VSN_0_13_X]),
#{
desc => ?DESC("config_iotdb_version"),
default => ?VSN_1_0_X
default => ?VSN_1_X
}
)}
] ++ resource_creation_opts() ++
@ -217,7 +217,7 @@ conn_bridge_example(_Method, Type) ->
is_aligned => false,
device_id => <<"my_device">>,
base_url => <<"http://iotdb.local:18080/">>,
iotdb_version => ?VSN_1_0_X,
iotdb_version => ?VSN_1_X,
connect_timeout => <<"15s">>,
pool_type => <<"random">>,
pool_size => 8,

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@ -143,24 +143,42 @@ on_query_async(InstanceId, {send_message, Message}, ReplyFunAndArgs0, State) ->
%% Internal Functions
%%--------------------------------------------------------------------
preproc_data(DataList) ->
make_parsed_payload(PayloadUnparsed) when is_binary(PayloadUnparsed) ->
emqx_utils_json:decode(PayloadUnparsed, [return_maps]);
make_parsed_payload(PayloadUnparsed) when is_list(PayloadUnparsed) ->
lists:map(fun make_parsed_payload/1, PayloadUnparsed);
make_parsed_payload(
#{
measurement := Measurement,
data_type := DataType,
value := Value
} = Data
) ->
Data#{
<<"measurement">> => Measurement,
<<"data_type">> => DataType,
<<"value">> => Value
}.
preproc_data(
#{
<<"measurement">> := Measurement,
<<"data_type">> := DataType,
<<"value">> := Value
} = Data
) ->
#{
timestamp => emqx_plugin_libs_rule:preproc_tmpl(
maps:get(<<"timestamp">>, Data, <<"now">>)
),
measurement => emqx_plugin_libs_rule:preproc_tmpl(Measurement),
data_type => DataType,
value => emqx_plugin_libs_rule:preproc_tmpl(Value)
}.
preproc_data_list(DataList) ->
lists:map(
fun(
#{
measurement := Measurement,
data_type := DataType,
value := Value
} = Data
) ->
#{
timestamp => emqx_plugin_libs_rule:preproc_tmpl(
maps:get(<<"timestamp">>, Data, <<"now">>)
),
measurement => emqx_plugin_libs_rule:preproc_tmpl(Measurement),
data_type => DataType,
value => emqx_plugin_libs_rule:preproc_tmpl(Value)
}
end,
fun preproc_data/1,
DataList
).
@ -258,12 +276,13 @@ convert_float(Str) when is_binary(Str) ->
convert_float(undefined) ->
null.
make_iotdb_insert_request(Message, State) ->
make_iotdb_insert_request(MessageUnparsedPayload, State) ->
Message = maps:update_with(payload, fun make_parsed_payload/1, MessageUnparsedPayload),
IsAligned = maps:get(is_aligned, State, false),
DeviceId = device_id(Message, State),
IotDBVsn = maps:get(iotdb_version, State, ?VSN_1_0_X),
IotDBVsn = maps:get(iotdb_version, State, ?VSN_1_X),
Payload = make_list(maps:get(payload, Message)),
PreProcessedData = preproc_data(Payload),
PreProcessedData = preproc_data_list(Payload),
DataList = proc_data(PreProcessedData, Message),
InitAcc = #{timestamps => [], measurements => [], dtypes => [], values => []},
Rows = replace_dtypes(aggregate_rows(DataList, InitAcc), IotDBVsn),
@ -330,15 +349,15 @@ insert_value(1, Data, [Value | Values]) ->
insert_value(Index, Data, [Value | Values]) ->
[[null | Value] | insert_value(Index - 1, Data, Values)].
iotdb_field_key(is_aligned, ?VSN_1_0_X) ->
iotdb_field_key(is_aligned, ?VSN_1_X) ->
<<"is_aligned">>;
iotdb_field_key(is_aligned, ?VSN_0_13_X) ->
<<"isAligned">>;
iotdb_field_key(device_id, ?VSN_1_0_X) ->
iotdb_field_key(device_id, ?VSN_1_X) ->
<<"device">>;
iotdb_field_key(device_id, ?VSN_0_13_X) ->
<<"deviceId">>;
iotdb_field_key(data_types, ?VSN_1_0_X) ->
iotdb_field_key(data_types, ?VSN_1_X) ->
<<"data_types">>;
iotdb_field_key(data_types, ?VSN_0_13_X) ->
<<"dataTypes">>.
@ -350,6 +369,8 @@ device_id(Message, State) ->
case maps:get(device_id, State, undefined) of
undefined ->
case maps:get(payload, Message) of
#{<<"device_id">> := DeviceId} ->
DeviceId;
#{device_id := DeviceId} ->
DeviceId;
_NotFound ->

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@ -2,7 +2,7 @@
{erl_opts, [debug_info]}.
{deps, [
{pulsar, {git, "https://github.com/emqx/pulsar-client-erl.git", {tag, "0.8.1"}}},
{pulsar, {git, "https://github.com/emqx/pulsar-client-erl.git", {tag, "0.8.2"}}},
{emqx_connector, {path, "../../apps/emqx_connector"}},
{emqx_resource, {path, "../../apps/emqx_resource"}},
{emqx_bridge, {path, "../../apps/emqx_bridge"}}

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@ -57,6 +57,14 @@ fields(config) ->
sensitive => true,
desc => ?DESC("authentication")
}
)},
{connect_timeout,
mk(
emqx_schema:duration_ms(),
#{
default => <<"5s">>,
desc => ?DESC("connect_timeout")
}
)}
] ++ emqx_connector_schema_lib:ssl_fields();
fields(producer_opts) ->

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@ -48,6 +48,7 @@
memory_overload_protection := boolean()
},
compression := compression_mode(),
connect_timeout := emqx_schema:duration_ms(),
max_batch_bytes := emqx_schema:bytesize(),
message := message_template_raw(),
pulsar_topic := binary(),
@ -81,7 +82,9 @@ on_start(InstanceId, Config) ->
Servers = format_servers(Servers0),
ClientId = make_client_id(InstanceId, BridgeName),
SSLOpts = emqx_tls_lib:to_client_opts(SSL),
ConnectTimeout = maps:get(connect_timeout, Config, timer:seconds(5)),
ClientOpts = #{
connect_timeout => ConnectTimeout,
ssl_opts => SSLOpts,
conn_opts => conn_opts(Config)
},
@ -96,13 +99,19 @@ on_start(InstanceId, Config) ->
}
);
{error, Reason} ->
RedactedReason = emqx_utils:redact(Reason, fun is_sensitive_key/1),
?SLOG(error, #{
msg => "failed_to_start_pulsar_client",
instance_id => InstanceId,
pulsar_hosts => Servers,
reason => emqx_utils:redact(Reason, fun is_sensitive_key/1)
reason => RedactedReason
}),
throw(failed_to_start_pulsar_client)
Message =
case get_error_message(RedactedReason) of
{ok, Msg} -> Msg;
error -> failed_to_start_pulsar_client
end,
throw(Message)
end,
start_producer(Config, InstanceId, ClientId, ClientOpts).
@ -422,3 +431,19 @@ partition_strategy(Strategy) -> Strategy.
is_sensitive_key(auth_data) -> true;
is_sensitive_key(_) -> false.
get_error_message({BrokerErrorMap, _}) when is_map(BrokerErrorMap) ->
Iter = maps:iterator(BrokerErrorMap),
do_get_error_message(Iter);
get_error_message(_Error) ->
error.
do_get_error_message(Iter) ->
case maps:next(Iter) of
{{_Broker, _Port}, #{message := Message}, _NIter} ->
{ok, Message};
{_K, _V, NIter} ->
do_get_error_message(NIter);
none ->
error
end.

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@ -1,6 +1,6 @@
{application, emqx_bridge_rabbitmq, [
{description, "EMQX Enterprise RabbitMQ Bridge"},
{vsn, "0.1.0"},
{vsn, "0.1.1"},
{registered, []},
{applications, [kernel, stdlib, ecql, rabbit_common, amqp_client]},
{env, []},

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@ -72,7 +72,7 @@ fields(config) ->
desc => ?DESC("username")
}
)},
{password, fun emqx_connector_schema_lib:password/1},
{password, fun emqx_connector_schema_lib:password_required/1},
{pool_size,
hoconsc:mk(
typerefl:pos_integer(),

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@ -508,6 +508,7 @@ fields("node") ->
desc => ?DESC(node_crash_dump_file),
default => crash_dump_file_default(),
importance => ?IMPORTANCE_HIDDEN,
converter => fun ensure_unicode_path/2,
'readOnly' => true
}
)},
@ -755,6 +756,7 @@ fields("rpc") ->
file(),
#{
mapping => "gen_rpc.certfile",
converter => fun ensure_unicode_path/2,
desc => ?DESC(rpc_certfile)
}
)},
@ -763,6 +765,7 @@ fields("rpc") ->
file(),
#{
mapping => "gen_rpc.keyfile",
converter => fun ensure_unicode_path/2,
desc => ?DESC(rpc_keyfile)
}
)},
@ -771,6 +774,7 @@ fields("rpc") ->
file(),
#{
mapping => "gen_rpc.cacertfile",
converter => fun ensure_unicode_path/2,
desc => ?DESC(rpc_cacertfile)
}
)},
@ -897,10 +901,11 @@ fields("log_file_handler") ->
#{
desc => ?DESC("log_file_handler_file"),
default => <<"${EMQX_LOG_DIR}/emqx.log">>,
converter => fun emqx_schema:naive_env_interpolation/1,
validator => fun validate_file_location/1,
aliases => [file],
importance => ?IMPORTANCE_HIGH
importance => ?IMPORTANCE_HIGH,
converter => fun(Path, Opts) ->
emqx_schema:naive_env_interpolation(ensure_unicode_path(Path, Opts))
end
}
)},
{"rotation_count",
@ -1318,11 +1323,6 @@ emqx_schema_high_prio_roots() ->
)},
lists:keyreplace("authorization", 1, Roots, Authz).
validate_file_location(File) ->
ValidFile = "^[/\\_a-zA-Z0-9\\.\\-]*$",
Error = "Invalid file name: " ++ ValidFile,
validator_string_re(File, ValidFile, Error).
validate_time_offset(Offset) ->
ValidTimeOffset = "^([\\-\\+][0-1][0-9]:[0-6][0-9]|system|utc)$",
Error =
@ -1356,3 +1356,20 @@ ensure_file_handlers(Conf, _Opts) ->
convert_rotation(undefined, _Opts) -> undefined;
convert_rotation(#{} = Rotation, _Opts) -> maps:get(<<"count">>, Rotation, 10);
convert_rotation(Count, _Opts) when is_integer(Count) -> Count.
ensure_unicode_path(undefined, _) ->
undefined;
ensure_unicode_path(Path, #{make_serializable := true}) ->
%% format back to serializable string
unicode:characters_to_binary(Path, utf8);
ensure_unicode_path(Path, Opts) when is_binary(Path) ->
case unicode:characters_to_list(Path, utf8) of
{R, _, _} when R =:= error orelse R =:= incomplete ->
throw({"bad_file_path_string", Path});
PathStr ->
ensure_unicode_path(PathStr, Opts)
end;
ensure_unicode_path(Path, _) when is_list(Path) ->
Path;
ensure_unicode_path(Path, _) ->
throw({"not_string", Path}).

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@ -438,3 +438,63 @@ ensure_acl_conf() ->
true -> ok;
false -> file:write_file(File, <<"">>)
end.
log_path_test_() ->
Fh = fun(Path) ->
#{<<"log">> => #{<<"file_handlers">> => #{<<"name1">> => #{<<"file">> => Path}}}}
end,
Assert = fun(Name, Path, Conf) ->
?assertMatch(#{log := #{file := #{Name := #{to := Path}}}}, Conf)
end,
[
{"default-values", fun() -> Assert(default, "log/emqx.log", check(#{})) end},
{"file path with space", fun() -> Assert(name1, "a /b", check(Fh(<<"a /b">>))) end},
{"windows", fun() -> Assert(name1, "c:\\a\\ b\\", check(Fh(<<"c:\\a\\ b\\">>))) end},
{"unicoded", fun() -> Assert(name1, "路 径", check(Fh(<<"路 径"/utf8>>))) end},
{"bad utf8", fun() ->
?assertThrow(
{emqx_conf_schema, [
#{
kind := validation_error,
mismatches :=
#{
"handler_name" :=
#{
kind := validation_error,
path := "log.file.name1.to",
reason := {"bad_file_path_string", _}
}
}
}
]},
check(Fh(<<239, 32, 132, 47, 117, 116, 102, 56>>))
)
end},
{"not string", fun() ->
?assertThrow(
{emqx_conf_schema, [
#{
kind := validation_error,
mismatches :=
#{
"handler_name" :=
#{
kind := validation_error,
path := "log.file.name1.to",
reason := {"not_string", _}
}
}
}
]},
check(Fh(#{<<"foo">> => <<"bar">>}))
)
end}
].
check(Config) ->
Schema = emqx_conf_schema,
{_, Conf} = hocon_tconf:map(Schema, Config, [log], #{
atom_key => false, required => false, format => map
}),
emqx_utils_maps:unsafe_atom_key_map(Conf).

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@ -406,7 +406,9 @@ resolve_pool_worker(#{pool_name := PoolName} = State, Key) ->
on_get_status(_InstId, #{pool_name := PoolName, connect_timeout := Timeout} = State) ->
case do_get_status(PoolName, Timeout) of
ok ->
{connected, State};
connected;
{error, still_connecting} ->
connecting;
{error, Reason} ->
{disconnected, State, Reason}
end.
@ -428,7 +430,8 @@ do_get_status(PoolName, Timeout) ->
end
end,
try emqx_utils:pmap(DoPerWorker, Workers, Timeout) of
% we crash in case of non-empty lists since we don't know what to do in that case
[] ->
{error, still_connecting};
[_ | _] = Results ->
case [E || {error, _} = E <- Results] of
[] ->

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@ -30,6 +30,7 @@
database/1,
username/1,
password/1,
password_required/1,
auto_reconnect/1
]).
@ -104,6 +105,14 @@ password(sensitive) -> true;
password(converter) -> fun emqx_schema:password_converter/2;
password(_) -> undefined.
password_required(type) -> binary();
password_required(desc) -> ?DESC("password");
password_required(required) -> true;
password_required(format) -> <<"password">>;
password_required(sensitive) -> true;
password_required(converter) -> fun emqx_schema:password_converter/2;
password_required(_) -> undefined.
auto_reconnect(type) -> boolean();
auto_reconnect(desc) -> ?DESC("auto_reconnect");
auto_reconnect(default) -> true;

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@ -192,7 +192,9 @@ ranch_opts(Options) ->
RanchOpts#{socket_opts => InetOpts ++ SocketOpts}.
proto_opts(#{proxy_header := ProxyHeader}) ->
#{proxy_header => ProxyHeader}.
#{proxy_header => ProxyHeader};
proto_opts(_Opts) ->
#{}.
filter_false(_K, false, S) -> S;
filter_false(K, V, S) -> [{K, V} | S].

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@ -1,6 +1,6 @@
{application, emqx_eviction_agent, [
{description, "EMQX Eviction Agent"},
{vsn, "5.0.0"},
{vsn, "5.0.1"},
{registered, [
emqx_eviction_agent_sup,
emqx_eviction_agent,

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@ -218,10 +218,10 @@ cancel_expiry_timer(_) ->
set_expiry_timer(#{conninfo := ConnInfo} = Channel) ->
case maps:get(expiry_interval, ConnInfo) of
?UINT_MAX ->
?EXPIRE_INTERVAL_INFINITE ->
{ok, Channel};
I when I > 0 ->
Timer = erlang:send_after(timer:seconds(I), self(), expire_session),
Timer = erlang:send_after(I, self(), expire_session),
{ok, Channel#{expiry_timer => Timer}};
_ ->
{error, should_be_expired}

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@ -177,7 +177,7 @@ t_explicit_session_takeover(Config) ->
?assert(false, "Connection not evicted")
end
end,
#{?snk_kind := emqx_cm_connected_client_count_dec, chan_pid := ChanPid},
#{?snk_kind := emqx_cm_connected_client_count_dec_done, chan_pid := ChanPid},
2000
),
@ -383,7 +383,7 @@ t_ws_conn(_Config) ->
?assertWaitEvent(
ok = emqx_eviction_agent:evict_connections(1),
#{?snk_kind := emqx_cm_connected_client_count_dec},
#{?snk_kind := emqx_cm_connected_client_count_dec_done},
1000
),
@ -418,7 +418,7 @@ t_quic_conn(_Config) ->
?assertWaitEvent(
ok = emqx_eviction_agent:evict_connections(1),
#{?snk_kind := emqx_cm_connected_client_count_dec},
#{?snk_kind := emqx_cm_connected_client_count_dec_done},
1000
),

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@ -10,6 +10,7 @@
-include_lib("eunit/include/eunit.hrl").
-include_lib("common_test/include/ct.hrl").
-include_lib("emqx/include/emqx_mqtt.hrl").
-include_lib("emqx/include/emqx_channel.hrl").
-define(CLIENT_ID, <<"client_with_session">>).
@ -101,7 +102,7 @@ t_start_infinite_expire(_Config) ->
conninfo => #{
clientid => ?CLIENT_ID,
receive_maximum => 32,
expiry_interval => ?UINT_MAX
expiry_interval => ?EXPIRE_INTERVAL_INFINITE
}
},
?assertMatch(

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@ -139,9 +139,9 @@ lookup(#{topic := Topic}) ->
%%%==============================================================================================
%% internal
generate_topic(Params = #{<<"topic">> := Topic}) ->
Params#{<<"topic">> => uri_string:percent_decode(Topic)};
Params#{<<"topic">> => Topic};
generate_topic(Params = #{topic := Topic}) ->
Params#{topic => uri_string:percent_decode(Topic)};
Params#{topic => Topic};
generate_topic(Params) ->
Params.

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@ -92,4 +92,35 @@ t_nodes_api(Config) ->
#{<<"topic">> := Topic, <<"node">> := Node2}
] = emqx_utils_json:decode(RouteResponse, [return_maps]),
?assertEqual(lists:usort([Node, atom_to_binary(Slave)]), lists:usort([Node1, Node2])).
?assertEqual(lists:usort([Node, atom_to_binary(Slave)]), lists:usort([Node1, Node2])),
ok = emqtt:stop(Client).
t_percent_topics(_Config) ->
Node = atom_to_binary(node(), utf8),
Topic = <<"test_%%1">>,
{ok, Client} = emqtt:start_link(#{
username => <<"routes_username">>, clientid => <<"routes_cid">>
}),
{ok, _} = emqtt:connect(Client),
{ok, _, _} = emqtt:subscribe(Client, Topic),
%% exact match with percent encoded topic
Path = emqx_mgmt_api_test_util:api_path(["topics"]),
QS = uri_string:compose_query([
{"topic", Topic},
{"node", atom_to_list(node())}
]),
Headers = emqx_mgmt_api_test_util:auth_header_(),
{ok, MatchResponse} = emqx_mgmt_api_test_util:request_api(get, Path, QS, Headers),
MatchData = emqx_utils_json:decode(MatchResponse, [return_maps]),
?assertMatch(
#{<<"count">> := 1, <<"page">> := 1, <<"limit">> := 100},
maps:get(<<"meta">>, MatchData)
),
?assertMatch(
[#{<<"topic">> := Topic, <<"node">> := Node}],
maps:get(<<"data">>, MatchData)
),
ok = emqtt:stop(Client).

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@ -0,0 +1 @@
Avoid duplicated percent decode the topic name in API `/topics/{topic}` and `/topics`.

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@ -67,6 +67,11 @@ emqx_bridge_pulsar {
label = "Enable or Disable"
}
connect_timeout {
desc = "Maximum wait time for TCP connection establishment (including authentication time if enabled)."
label = "Connect Timeout"
}
desc_name {
desc = "Bridge name, used as a human-readable description of the bridge."
label = "Bridge Name"

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@ -213,9 +213,6 @@ pending connections can grow to."""
fields_tcp_opts_backlog.label:
"""TCP backlog length"""
broker_route_batch_clean.desc:
"""Enable batch clean for deleted routes."""
fields_mqtt_quic_listener_initial_window_packets.desc:
"""The size (in packets) of the initial congestion window for a connection. Default: 10"""

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@ -20,6 +20,11 @@ emqx_bridge_pulsar {
label = "启用或停用"
}
connect_timeout {
desc = "建立 TCP 连接时的最大等待时长(若启用认证,这个等待时长也包含完成认证所需时间)。"
label = "连接超时时间"
}
servers {
desc = "以逗号分隔的 <code>scheme://host[:port]</code> 格式的 Pulsar URL 列表,"
"支持的 scheme 有 <code>pulsar://</code> (默认)"

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@ -208,9 +208,6 @@ fields_tcp_opts_backlog.desc:
fields_tcp_opts_backlog.label:
"""TCP 连接队列长度"""
broker_route_batch_clean.desc:
"""是否开启批量清除路由。"""
fields_mqtt_quic_listener_initial_window_packets.desc:
"""一个连接的初始拥堵窗口的大小以包为单位。默认值10"""