732 lines
21 KiB
Erlang
732 lines
21 KiB
Erlang
%%--------------------------------------------------------------------
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%% Copyright (c) 2020-2024 EMQ Technologies Co., Ltd. All Rights Reserved.
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%%
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%% Licensed under the Apache License, Version 2.0 (the "License");
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%% you may not use this file except in compliance with the License.
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%% You may obtain a copy of the License at
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%%
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%% http://www.apache.org/licenses/LICENSE-2.0
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%%
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%% Unless required by applicable law or agreed to in writing, software
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%% distributed under the License is distributed on an "AS IS" BASIS,
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%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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%% See the License for the specific language governing permissions and
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%% limitations under the License.
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%%--------------------------------------------------------------------
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-module(emqx_authz_http_SUITE).
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-compile(nowarn_export_all).
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-compile(export_all).
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-include_lib("emqx_auth/include/emqx_authz.hrl").
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-include_lib("eunit/include/eunit.hrl").
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-include_lib("common_test/include/ct.hrl").
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-include_lib("emqx/include/emqx_placeholder.hrl").
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-include_lib("snabbkaffe/include/snabbkaffe.hrl").
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-define(HTTP_PORT, 33333).
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-define(HTTP_PATH, "/authz/[...]").
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-define(AUTHZ_HTTP_RESP(Result, Req),
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cowboy_req:reply(
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200,
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#{<<"content-type">> => <<"application/json">>},
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"{\"result\": \"" ++ atom_to_list(Result) ++ "\"}",
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Req
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)
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).
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all() ->
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emqx_common_test_helpers:all(?MODULE).
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init_per_suite(Config) ->
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Apps = emqx_cth_suite:start(
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[
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emqx,
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{emqx_conf, "authorization.no_match = deny, authorization.cache.enable = false"},
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emqx_auth,
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emqx_auth_http
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],
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#{work_dir => ?config(priv_dir, Config)}
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),
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[{suite_apps, Apps} | Config].
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end_per_suite(_Config) ->
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ok = emqx_authz_test_lib:restore_authorizers(),
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emqx_cth_suite:stop(?config(suite_apps, _Config)).
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init_per_testcase(_Case, Config) ->
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ok = emqx_authz_test_lib:reset_authorizers(),
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{ok, _} = emqx_authz_http_test_server:start_link(?HTTP_PORT, ?HTTP_PATH),
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Config.
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end_per_testcase(_Case, _Config) ->
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_ = emqx_authz:set_feature_available(rich_actions, true),
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try
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ok = emqx_authz_http_test_server:stop()
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catch
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exit:noproc ->
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ok
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end,
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snabbkaffe:stop(),
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ok.
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%%------------------------------------------------------------------------------
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%% Tests
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%%------------------------------------------------------------------------------
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t_response_handling(_Config) ->
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ClientInfo = #{
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clientid => <<"clientid">>,
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username => <<"username">>,
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peerhost => {127, 0, 0, 1},
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zone => default,
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listener => {tcp, default}
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},
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%% OK, get, body & headers
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ok = setup_handler_and_config(
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fun(Req0, State) ->
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{ok, ?AUTHZ_HTTP_RESP(allow, Req0), State}
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end,
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#{}
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),
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?assertEqual(
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allow,
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emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH, <<"t">>)
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),
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%% Not OK, get, no body
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ok = setup_handler_and_config(
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fun(Req0, State) ->
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Req = cowboy_req:reply(200, Req0),
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{ok, Req, State}
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end,
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#{}
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),
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deny = emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH, <<"t">>),
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%% OK, get, 204
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ok = setup_handler_and_config(
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fun(Req0, State) ->
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Req = cowboy_req:reply(204, Req0),
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{ok, Req, State}
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end,
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#{}
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),
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?assertEqual(
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allow,
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emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH, <<"t">>)
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),
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%% Not OK, get, 400
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ok = setup_handler_and_config(
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fun(Req0, State) ->
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Req = cowboy_req:reply(400, Req0),
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{ok, Req, State}
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end,
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#{}
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),
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?assertEqual(
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deny,
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emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH, <<"t">>)
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),
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%% Not OK, get, 400 + body & headers
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ok = setup_handler_and_config(
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fun(Req0, State) ->
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Req = cowboy_req:reply(
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400,
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#{<<"content-type">> => <<"text/plain">>},
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"Response body",
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Req0
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),
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{ok, Req, State}
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end,
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#{}
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),
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?assertEqual(
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deny,
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emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH, <<"t">>)
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),
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%% the server cannot be reached; should skip to the next
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%% authorizer in the chain.
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ok = emqx_authz_http_test_server:stop(),
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?check_trace(
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?assertEqual(
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deny,
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emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH, <<"t">>)
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),
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fun(Trace) ->
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?assertMatch(
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[
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#{
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?snk_kind := authz_http_request_failure,
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error := {recoverable_error, econnrefused}
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}
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],
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?of_kind(authz_http_request_failure, Trace)
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),
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?assert(
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?strict_causality(
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#{?snk_kind := authz_http_request_failure},
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#{?snk_kind := authz_non_superuser, result := nomatch},
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Trace
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)
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),
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ok
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end
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),
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ok.
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t_query_params(_Config) ->
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ok = setup_handler_and_config(
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fun(Req0, State) ->
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#{
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username := <<"user name">>,
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clientid := <<"client id">>,
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peerhost := <<"127.0.0.1">>,
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proto_name := <<"MQTT">>,
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mountpoint := <<"MOUNTPOINT">>,
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topic := <<"t/1">>,
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action := <<"publish">>,
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access := <<"2">>,
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qos := <<"1">>,
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retain := <<"false">>
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} = cowboy_req:match_qs(
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[
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username,
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clientid,
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peerhost,
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proto_name,
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mountpoint,
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topic,
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action,
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access,
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qos,
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retain
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],
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Req0
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),
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{ok, ?AUTHZ_HTTP_RESP(allow, Req0), State}
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end,
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#{
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<<"url">> => <<
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"http://127.0.0.1:33333/authz/users/?"
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"username=${username}&"
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"clientid=${clientid}&"
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"peerhost=${peerhost}&"
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"proto_name=${proto_name}&"
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"mountpoint=${mountpoint}&"
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"topic=${topic}&"
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"action=${action}&"
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"access=${access}&"
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"qos=${qos}&"
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"retain=${retain}"
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>>
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}
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),
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ClientInfo = #{
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clientid => <<"client id">>,
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username => <<"user name">>,
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peerhost => {127, 0, 0, 1},
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protocol => <<"MQTT">>,
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mountpoint => <<"MOUNTPOINT">>,
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zone => default,
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listener => {tcp, default}
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},
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?assertEqual(
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allow,
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emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH(1, false), <<"t/1">>)
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).
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t_path(_Config) ->
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ok = setup_handler_and_config(
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fun(Req0, State) ->
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?assertEqual(
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<<
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"/authz/use+rs/"
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"user+name/"
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"client+id/"
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"127.0.0.1/"
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"MQTT/"
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"MOUNTPOINT/"
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"t%2F1/"
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"publish/"
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"2/"
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"1/"
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"false"
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>>,
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cowboy_req:path(Req0)
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),
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{ok, ?AUTHZ_HTTP_RESP(allow, Req0), State}
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end,
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#{
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<<"url">> => <<
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"http://127.0.0.1:33333/authz/use+rs/"
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"${username}/"
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"${clientid}/"
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"${peerhost}/"
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"${proto_name}/"
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"${mountpoint}/"
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"${topic}/"
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"${action}/"
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"${access}/"
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"${qos}/"
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"${retain}"
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>>
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}
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),
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ClientInfo = #{
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clientid => <<"client id">>,
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username => <<"user name">>,
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peerhost => {127, 0, 0, 1},
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protocol => <<"MQTT">>,
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mountpoint => <<"MOUNTPOINT">>,
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zone => default,
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listener => {tcp, default}
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},
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?assertEqual(
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allow,
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emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH(1, false), <<"t/1">>)
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).
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t_json_body(_Config) ->
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ok = setup_handler_and_config(
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fun(Req0, State) ->
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?assertEqual(
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<<"/authz/users/">>,
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cowboy_req:path(Req0)
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),
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{ok, RawBody, Req1} = cowboy_req:read_body(Req0),
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?assertMatch(
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#{
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<<"username">> := <<"user name">>,
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<<"CLIENT">> := <<"client id">>,
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<<"peerhost">> := <<"127.0.0.1">>,
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<<"proto_name">> := <<"MQTT">>,
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<<"mountpoint">> := <<"MOUNTPOINT">>,
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<<"topic">> := <<"t">>,
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<<"action">> := <<"publish">>,
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<<"access">> := <<"2">>,
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<<"qos">> := <<"1">>,
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<<"retain">> := <<"false">>
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},
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emqx_utils_json:decode(RawBody, [return_maps])
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),
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{ok, ?AUTHZ_HTTP_RESP(allow, Req1), State}
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end,
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#{
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<<"method">> => <<"post">>,
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<<"body">> => #{
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<<"username">> => <<"${username}">>,
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<<"CLIENT">> => <<"${clientid}">>,
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<<"peerhost">> => <<"${peerhost}">>,
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<<"proto_name">> => <<"${proto_name}">>,
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<<"mountpoint">> => <<"${mountpoint}">>,
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<<"topic">> => <<"${topic}">>,
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<<"action">> => <<"${action}">>,
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<<"access">> => <<"${access}">>,
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<<"qos">> => <<"${qos}">>,
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<<"retain">> => <<"${retain}">>
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}
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}
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),
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ClientInfo = #{
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clientid => <<"client id">>,
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username => <<"user name">>,
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peerhost => {127, 0, 0, 1},
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protocol => <<"MQTT">>,
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mountpoint => <<"MOUNTPOINT">>,
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zone => default,
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listener => {tcp, default}
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},
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?assertEqual(
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allow,
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emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH(1, false), <<"t">>)
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).
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t_no_rich_actions(_Config) ->
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_ = emqx_authz:set_feature_available(rich_actions, false),
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ok = setup_handler_and_config(
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fun(Req0, State) ->
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?assertEqual(
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<<"/authz/users/">>,
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cowboy_req:path(Req0)
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),
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{ok, RawBody, Req1} = cowboy_req:read_body(Req0),
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%% No interpolation if rich_actions is disabled
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?assertMatch(
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#{
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<<"qos">> := <<"${qos}">>,
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<<"retain">> := <<"${retain}">>
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},
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emqx_utils_json:decode(RawBody, [return_maps])
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),
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{ok, ?AUTHZ_HTTP_RESP(allow, Req1), State}
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end,
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#{
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<<"method">> => <<"post">>,
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<<"body">> => #{
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<<"qos">> => <<"${qos}">>,
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<<"retain">> => <<"${retain}">>
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}
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}
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),
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ClientInfo = emqx_authz_test_lib:base_client_info(),
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?assertEqual(
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allow,
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emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH(1, false), <<"t">>)
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).
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t_placeholder_and_body(_Config) ->
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ok = setup_handler_and_config(
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fun(Req0, State) ->
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?assertEqual(
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<<"/authz/users/">>,
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cowboy_req:path(Req0)
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),
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{ok, PostVars, Req1} = cowboy_req:read_urlencoded_body(Req0),
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?assertMatch(
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#{
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<<"username">> := <<"user name">>,
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<<"clientid">> := <<"client id">>,
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<<"peerhost">> := <<"127.0.0.1">>,
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<<"proto_name">> := <<"MQTT">>,
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<<"mountpoint">> := <<"MOUNTPOINT">>,
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<<"topic">> := <<"t">>,
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<<"action">> := <<"publish">>,
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<<"access">> := <<"2">>,
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<<"CN">> := ?PH_CERT_CN_NAME,
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<<"CS">> := ?PH_CERT_SUBJECT
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},
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maps:from_list(PostVars)
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),
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{ok, ?AUTHZ_HTTP_RESP(allow, Req1), State}
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end,
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#{
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<<"method">> => <<"post">>,
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<<"body">> => #{
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<<"username">> => <<"${username}">>,
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<<"clientid">> => <<"${clientid}">>,
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<<"peerhost">> => <<"${peerhost}">>,
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<<"proto_name">> => <<"${proto_name}">>,
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<<"mountpoint">> => <<"${mountpoint}">>,
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<<"topic">> => <<"${topic}">>,
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<<"action">> => <<"${action}">>,
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<<"access">> => <<"${access}">>,
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<<"CN">> => ?PH_CERT_CN_NAME,
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<<"CS">> => ?PH_CERT_SUBJECT
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},
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<<"headers">> => #{<<"content-type">> => <<"application/x-www-form-urlencoded">>}
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}
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),
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ClientInfo = #{
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clientid => <<"client id">>,
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username => <<"user name">>,
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peerhost => {127, 0, 0, 1},
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protocol => <<"MQTT">>,
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mountpoint => <<"MOUNTPOINT">>,
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zone => default,
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listener => {tcp, default},
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cn => ?PH_CERT_CN_NAME,
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dn => ?PH_CERT_SUBJECT
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},
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?assertEqual(
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allow,
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emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH, <<"t">>)
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).
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%% Checks that we don't crash when receiving an unsupported content-type back.
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t_bad_response_content_type(_Config) ->
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ok = setup_handler_and_config(
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fun(Req0, State) ->
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?assertEqual(
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<<"/authz/users/">>,
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cowboy_req:path(Req0)
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),
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{ok, _PostVars, Req1} = cowboy_req:read_urlencoded_body(Req0),
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Req = cowboy_req:reply(
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200,
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#{<<"content-type">> => <<"text/csv">>},
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"hi",
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Req1
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),
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{ok, Req, State}
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end,
|
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#{
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<<"method">> => <<"post">>,
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<<"body">> => #{
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<<"username">> => <<"${username}">>,
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<<"clientid">> => <<"${clientid}">>,
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<<"peerhost">> => <<"${peerhost}">>,
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<<"proto_name">> => <<"${proto_name}">>,
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<<"mountpoint">> => <<"${mountpoint}">>,
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<<"topic">> => <<"${topic}">>,
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<<"action">> => <<"${action}">>,
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<<"access">> => <<"${access}">>,
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<<"CN">> => ?PH_CERT_CN_NAME,
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<<"CS">> => ?PH_CERT_SUBJECT
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},
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<<"headers">> => #{
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<<"accept">> => <<"text/plain">>,
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<<"content-type">> => <<"application/json">>
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}
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}
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),
|
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ClientInfo = #{
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clientid => <<"client id">>,
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username => <<"user name">>,
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peerhost => {127, 0, 0, 1},
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protocol => <<"MQTT">>,
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mountpoint => <<"MOUNTPOINT">>,
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zone => default,
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listener => {tcp, default},
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cn => ?PH_CERT_CN_NAME,
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dn => ?PH_CERT_SUBJECT
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},
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?check_trace(
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?assertEqual(
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deny,
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emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH, <<"t">>)
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),
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fun(Trace) ->
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?assertMatch(
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[#{reason := <<"unsupported content-type", _/binary>>}],
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?of_kind(bad_authz_http_response, Trace)
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),
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ok
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|
end
|
|
).
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|
|
|
t_no_value_for_placeholder(_Config) ->
|
|
ok = setup_handler_and_config(
|
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fun(Req0, State) ->
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?assertEqual(
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|
<<"/authz/users/">>,
|
|
cowboy_req:path(Req0)
|
|
),
|
|
|
|
{ok, RawBody, Req1} = cowboy_req:read_body(Req0),
|
|
|
|
?assertMatch(
|
|
#{
|
|
<<"mountpoint">> := <<"[]">>
|
|
},
|
|
emqx_utils_json:decode(RawBody, [return_maps])
|
|
),
|
|
{ok, ?AUTHZ_HTTP_RESP(allow, Req1), State}
|
|
end,
|
|
#{
|
|
<<"method">> => <<"post">>,
|
|
<<"body">> => #{
|
|
<<"mountpoint">> => <<"[${mountpoint}]">>
|
|
}
|
|
}
|
|
),
|
|
|
|
ClientInfo = #{
|
|
clientid => <<"client id">>,
|
|
username => <<"user name">>,
|
|
peerhost => {127, 0, 0, 1},
|
|
protocol => <<"MQTT">>,
|
|
zone => default,
|
|
listener => {tcp, default}
|
|
},
|
|
|
|
?assertEqual(
|
|
allow,
|
|
emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH, <<"t">>)
|
|
).
|
|
|
|
t_disallowed_placeholders_preserved(_Config) ->
|
|
ok = setup_handler_and_config(
|
|
fun(Req0, State) ->
|
|
{ok, Body, Req1} = cowboy_req:read_body(Req0),
|
|
?assertMatch(
|
|
#{
|
|
<<"cname">> := <<>>,
|
|
<<"usertypo">> := <<"${usertypo}">>
|
|
},
|
|
emqx_utils_json:decode(Body)
|
|
),
|
|
{ok, ?AUTHZ_HTTP_RESP(allow, Req1), State}
|
|
end,
|
|
#{
|
|
<<"method">> => <<"post">>,
|
|
<<"body">> => #{
|
|
<<"cname">> => ?PH_CERT_CN_NAME,
|
|
<<"usertypo">> => <<"${usertypo}">>
|
|
}
|
|
}
|
|
),
|
|
|
|
ClientInfo = #{
|
|
clientid => <<"client id">>,
|
|
username => <<"user name">>,
|
|
peerhost => {127, 0, 0, 1},
|
|
protocol => <<"MQTT">>,
|
|
zone => default,
|
|
listener => {tcp, default}
|
|
},
|
|
|
|
?assertEqual(
|
|
allow,
|
|
emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH, <<"t">>)
|
|
).
|
|
|
|
t_disallowed_placeholders_path(_Config) ->
|
|
ok = setup_handler_and_config(
|
|
fun(Req, State) ->
|
|
{ok, ?AUTHZ_HTTP_RESP(allow, Req), State}
|
|
end,
|
|
#{
|
|
<<"url">> => <<"http://127.0.0.1:33333/authz/use+rs/${typo}">>
|
|
}
|
|
),
|
|
|
|
ClientInfo = #{
|
|
clientid => <<"client id">>,
|
|
username => <<"user name">>,
|
|
peerhost => {127, 0, 0, 1},
|
|
protocol => <<"MQTT">>,
|
|
zone => default,
|
|
listener => {tcp, default}
|
|
},
|
|
|
|
% % NOTE: disallowed placeholder left intact, which makes the URL invalid
|
|
?assertEqual(
|
|
deny,
|
|
emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH, <<"t">>)
|
|
).
|
|
|
|
t_create_replace(_Config) ->
|
|
ClientInfo = #{
|
|
clientid => <<"clientid">>,
|
|
username => <<"username">>,
|
|
peerhost => {127, 0, 0, 1},
|
|
zone => default,
|
|
listener => {tcp, default}
|
|
},
|
|
|
|
ValidConfig = raw_http_authz_config(),
|
|
|
|
%% Create with valid URL
|
|
ok = setup_handler_and_config(
|
|
fun(Req0, State) ->
|
|
{ok, ?AUTHZ_HTTP_RESP(allow, Req0), State}
|
|
end,
|
|
#{
|
|
<<"url">> =>
|
|
<<"http://127.0.0.1:33333/authz/users/?topic=${topic}&action=${action}">>
|
|
}
|
|
),
|
|
|
|
?assertEqual(
|
|
allow,
|
|
emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH, <<"t">>)
|
|
),
|
|
|
|
%% Changing to valid config
|
|
OkConfig = ValidConfig#{
|
|
<<"url">> =>
|
|
<<"http://127.0.0.1:33333/authz/users/?topic=${topic}&action=${action}">>
|
|
},
|
|
|
|
?assertMatch(
|
|
{ok, _},
|
|
emqx_authz:update({?CMD_REPLACE, http}, OkConfig)
|
|
),
|
|
|
|
?assertEqual(
|
|
allow,
|
|
emqx_access_control:authorize(ClientInfo, ?AUTHZ_PUBLISH, <<"t">>)
|
|
),
|
|
|
|
?assertMatch(
|
|
{error, _},
|
|
emqx_authz:update({?CMD_REPLACE, http}, ValidConfig#{
|
|
<<"url">> => <<"localhost">>
|
|
})
|
|
),
|
|
|
|
?assertMatch(
|
|
{error, _},
|
|
emqx_authz:update({?CMD_REPLACE, http}, ValidConfig#{
|
|
<<"url">> => <<"//foo.bar/x/y?q=z">>
|
|
})
|
|
),
|
|
|
|
?assertMatch(
|
|
{error, _},
|
|
emqx_authz:update({?CMD_REPLACE, http}, ValidConfig#{
|
|
<<"url">> =>
|
|
<<"http://127.0.0.1:33333/authz/users/?topic=${topic}&action=${action}#fragment">>
|
|
})
|
|
).
|
|
|
|
t_uri_normalization(_Config) ->
|
|
ok = emqx_authz_test_lib:setup_config(
|
|
raw_http_authz_config(),
|
|
#{
|
|
<<"url">> =>
|
|
<<"http://127.0.0.1:33333?topic=${topic}&action=${action}">>
|
|
}
|
|
).
|
|
|
|
%%------------------------------------------------------------------------------
|
|
%% Helpers
|
|
%%------------------------------------------------------------------------------
|
|
|
|
raw_http_authz_config() ->
|
|
#{
|
|
<<"enable">> => <<"true">>,
|
|
<<"type">> => <<"http">>,
|
|
<<"method">> => <<"get">>,
|
|
<<"url">> => <<"http://127.0.0.1:33333/authz/users/?topic=${topic}&action=${action}">>,
|
|
<<"headers">> => #{<<"X-Test-Header">> => <<"Test Value">>}
|
|
}.
|
|
|
|
setup_handler_and_config(Handler, Config) ->
|
|
ok = emqx_authz_http_test_server:set_handler(Handler),
|
|
ok = emqx_authz_test_lib:setup_config(
|
|
raw_http_authz_config(),
|
|
Config
|
|
).
|
|
|
|
start_apps(Apps) ->
|
|
lists:foreach(fun application:ensure_all_started/1, Apps).
|
|
|
|
stop_apps(Apps) ->
|
|
lists:foreach(fun application:stop/1, Apps).
|