fix(emqx_authn_api): format metrics and status

This commit is contained in:
EMQ-YangM 2022-03-11 10:11:11 +08:00
parent a03f324010
commit dce602c251
3 changed files with 119 additions and 46 deletions

View File

@ -28,6 +28,7 @@
, binary_string/1
, deep_convert/3
, diff_maps/2
, merge_with/3
]).
-export_type([config_key/0, config_key_path/0]).
@ -170,3 +171,56 @@ covert_keys_to_atom(BinKeyMap, Conv) ->
(K, V) when is_atom(K) -> {K, V};
(K, V) when is_binary(K) -> {Conv(K), V}
end, []).
%% copy from maps.erl OTP24.0
-compile({inline, [error_with_info/2]}).
-spec merge_with(Combiner, Map1, Map2) -> Map3 when
Map1 :: #{Key1 => Value1},
Map2 :: #{Key2 => Value2},
Combiner :: fun((Key1, Value1, Value2) -> CombineResult),
Map3 :: #{Key1 => CombineResult, Key1 => Value1, Key2 => Value2}.
merge_with(Combiner, Map1, Map2) when is_map(Map1),
is_map(Map2),
is_function(Combiner, 3) ->
case map_size(Map1) > map_size(Map2) of
true ->
Iterator = maps:iterator(Map2),
merge_with_1(maps:next(Iterator),
Map1,
Map2,
Combiner);
false ->
Iterator = maps:iterator(Map1),
merge_with_1(maps:next(Iterator),
Map2,
Map1,
fun(K, V1, V2) -> Combiner(K, V2, V1) end)
end;
merge_with(Combiner, Map1, Map2) ->
error_with_info(error_type_merge_intersect(Map1, Map2, Combiner),
[Combiner, Map1, Map2]).
merge_with_1({K, V2, Iterator}, Map1, Map2, Combiner) ->
case Map1 of
#{ K := V1 } ->
NewMap1 = Map1#{ K := Combiner(K, V1, V2) },
merge_with_1(maps:next(Iterator), NewMap1, Map2, Combiner);
#{ } ->
merge_with_1(maps:next(Iterator), maps:put(K, V2, Map1), Map2, Combiner)
end;
merge_with_1(none, Result, _, _) ->
Result.
error_type_merge_intersect(M1, M2, Combiner) when is_function(Combiner, 3) ->
error_type_two_maps(M1, M2);
error_type_merge_intersect(_M1, _M2, _Combiner) ->
badarg.
error_with_info(Reason, Args) ->
erlang:error(Reason, Args, [{error_info, #{module => erl_stdlib_errors}}]).
error_type_two_maps(M1, M2) when is_map(M1) ->
{badmap, M2};
error_type_two_maps(M1, _M2) ->
{badmap, M1}.

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@ -30,7 +30,6 @@
-define(BAD_REQUEST, 'BAD_REQUEST').
-define(NOT_FOUND, 'NOT_FOUND').
-define(CONFLICT, 'CONFLICT').
-define(TIMEOUT, 15000).
% Swagger
@ -61,7 +60,7 @@
, listener_authenticator_users/2
, listener_authenticator_user/2
, lookup_from_local_node/2
, lookup_from_all_node/2
, lookup_from_all_nodes/2
]).
-export([ authenticator_examples/0
@ -757,20 +756,14 @@ list_authenticator(ConfKeyPath, AuthenticatorID) ->
AuthenticatorsConfig = get_raw_config_with_defaults(ConfKeyPath),
case find_config(AuthenticatorID, AuthenticatorsConfig) of
{ok, AuthenticatorConfig} ->
{200, maps:put(id, AuthenticatorID, convert_certs(AuthenticatorConfig))};
Status_And_Metrics = lookup_from_all_nodes(?GLOBAL, AuthenticatorID),
Fun = fun ({Key, Val}, Map) -> maps:put(Key, Val, Map) end,
AppendList = [{id, AuthenticatorID}, {status_and_metrics, Status_And_Metrics}],
{200, lists:foldl(Fun, convert_certs(AuthenticatorConfig), AppendList)};
{error, Reason} ->
serialize_error(Reason)
end.
%% example:
%%
%% emqx_authn_api:lookup_from_local_node('mqtt:global', <<"password-based:http">>)
%%
%% {ok,{'emqx@127.0.0.1',connecting,
%% #{counters =>
%% #{exception => 0,failed => 0,matched => 0,success => 0},
%% rate =>
%% #{matched => #{current => 0.0,last5m => 0.0,max => 0.0}}}}}
lookup_from_local_node(ChainName, AuthenticatorID) ->
NodeId = node(self()),
case emqx_authentication:lookup_authenticator(ChainName, AuthenticatorID) of
@ -796,39 +789,19 @@ resource_provider() ->
emqx_authn_http
].
%% example:
%%
%% emqx_authn_api:lookup_from_all_node('mqtt:global', <<"password-based:http">>)
%%
%% #{aggregate_metrics =>
%% #{counters =>
%% #{exception => 0,failed => 0,matched => 0,success => 0},
%% rate =>
%% #{matched => #{current => 0.0,last5m => 0.0,max => 0.0}}},
%% aggregate_status => connecting,all_node_error => #{},
%% all_node_metrics =>
%% #{'emqx@127.0.0.1' =>
%% #{counters =>
%% #{exception => 0,failed => 0,matched => 0,success => 0},
%% rate =>
%% #{matched => #{current => 0.0,last5m => 0.0,max => 0.0}}}},
%% all_node_state => #{'emqx@127.0.0.1' => connecting}}
lookup_from_all_node(ChainName, AuthenticatorID) ->
lookup_from_all_nodes(ChainName, AuthenticatorID) ->
Nodes = mria_mnesia:running_nodes(),
case is_ok(erpc:multicall(Nodes,
emqx_authn_api,
lookup_from_local_node,
[ChainName, AuthenticatorID],
?TIMEOUT)) of
case is_ok(emqx_authn_proto_v1:lookup_from_all_nodes(Nodes, ChainName, AuthenticatorID)) of
{ok, ResList} ->
{StatusMap, MetricsMap, ErrorMap} = make_result_map(ResList),
AggregateStatus = aggregate_status(maps:values(StatusMap)),
AggregateMetrics = aggregate_metrics(maps:values(MetricsMap)),
#{all_node_state => StatusMap,
all_node_metrics => MetricsMap,
all_node_error => ErrorMap,
aggregate_status => AggregateStatus,
aggregate_metrics => AggregateMetrics
Fun = fun(_, V1) -> restructure_map(V1) end,
#{node_status => StatusMap,
node_metrics => maps:map(Fun, MetricsMap),
node_error => ErrorMap,
status => AggregateStatus,
metrics => restructure_map(AggregateMetrics)
};
{error, ErrL} ->
{error_msg('INTERNAL_ERROR', ErrL)}
@ -851,12 +824,13 @@ aggregate_metrics([HeadMetrics | AllMetrics]) ->
fun (FixVal) ->
fun (_, Val1, Val2) ->
case erlang:is_map(Val1) of
true -> maps:merge_with(FixVal(FixVal), Val1, Val2);
true -> emqx_map_lib:merge_with(FixVal(FixVal), Val1, Val2);
false -> Val1 + Val2
end
end
end,
Fun = fun (ElemMap, AccMap) -> maps:merge_with(CombinerFun(CombinerFun), ElemMap, AccMap) end,
Fun = fun (ElemMap, AccMap) ->
emqx_map_lib:merge_with(CombinerFun(CombinerFun), ElemMap, AccMap) end,
lists:foldl(Fun, HeadMetrics, AllMetrics).
make_result_map(ResList) ->
@ -877,10 +851,18 @@ make_result_map(ResList) ->
end,
lists:foldl(Fun, {maps:new(), maps:new(), maps:new()}, ResList).
restructure_map(#{counters := #{failed := Failed, matched := Match, success := Succ},
rate := #{matched := #{current := Rate, last5m := Rate5m, max := RateMax}
}
}
) ->
#{matched => Match,
success => Succ,
failed => Failed,
rate => Rate,
rate_last5m => Rate5m,
rate_max => RateMax
}.
error_msg(Code, Msg) when is_binary(Msg) ->
#{code => Code, message => Msg};

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@ -0,0 +1,37 @@
%%--------------------------------------------------------------------
%% Copyright (c) 2022 EMQ Technologies Co., Ltd. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%--------------------------------------------------------------------
-module(emqx_authn_proto_v1).
-behaviour(emqx_bpapi).
-export([ introduced_in/0
, lookup_from_all_nodes/3
]).
-include_lib("emqx/include/bpapi.hrl").
-define(TIMEOUT, 15000).
introduced_in() ->
"5.0.0".
-type key() :: atom() | binary() | [byte()].
-spec lookup_from_all_nodes([node()], key(), key()) ->
emqx_rpc:erpc_multicall().
lookup_from_all_nodes(Nodes, ChainName, AuthenticatorID) ->
erpc:multicall(Nodes, emqx_authn_api, lookup_from_local_node, [ChainName, AuthenticatorID], ?TIMEOUT).