emqx/apps/emqx_authz/test/emqx_authz_http_SUITE.erl

412 lines
14 KiB
Erlang

%%--------------------------------------------------------------------
%% Copyright (c) 2020-2021 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_authz_http_SUITE).
-compile(nowarn_export_all).
-compile(export_all).
-include("emqx_authz.hrl").
-include_lib("eunit/include/eunit.hrl").
-include_lib("common_test/include/ct.hrl").
-define(HTTP_PORT, 33333).
-define(HTTP_PATH, "/authz/[...]").
all() ->
emqx_common_test_helpers:all(?MODULE).
init_per_suite(Config) ->
ok = emqx_common_test_helpers:start_apps(
[emqx_conf, emqx_authz],
fun set_special_configs/1
),
ok = start_apps([emqx_resource, emqx_connector, cowboy]),
Config.
end_per_suite(_Config) ->
ok = emqx_authz_test_lib:restore_authorizers(),
ok = stop_apps([emqx_resource, emqx_connector, cowboy]),
ok = emqx_common_test_helpers:stop_apps([emqx_authz]).
set_special_configs(emqx_authz) ->
ok = emqx_authz_test_lib:reset_authorizers();
set_special_configs(_) ->
ok.
init_per_testcase(_Case, Config) ->
ok = emqx_authz_test_lib:reset_authorizers(),
{ok, _} = emqx_authz_http_test_server:start_link(?HTTP_PORT, ?HTTP_PATH),
Config.
end_per_testcase(_Case, _Config) ->
ok = emqx_authz_http_test_server:stop().
%%------------------------------------------------------------------------------
%% Tests
%%------------------------------------------------------------------------------
t_response_handling(_Config) ->
ClientInfo = #{clientid => <<"clientid">>,
username => <<"username">>,
peerhost => {127,0,0,1},
zone => default,
listener => {tcp, default}
},
%% OK, get, no body
ok = setup_handler_and_config(
fun(Req0, State) ->
Req = cowboy_req:reply(200, Req0),
{ok, Req, State}
end,
#{}),
allow = emqx_access_control:authorize(ClientInfo, publish, <<"t">>),
%% OK, get, body & headers
ok = setup_handler_and_config(
fun(Req0, State) ->
Req = cowboy_req:reply(
200,
#{<<"content-type">> => <<"text/plain">>},
"Response body",
Req0),
{ok, Req, State}
end,
#{}),
?assertEqual(
allow,
emqx_access_control:authorize(ClientInfo, publish, <<"t">>)),
%% OK, get, 204
ok = setup_handler_and_config(
fun(Req0, State) ->
Req = cowboy_req:reply(204, Req0),
{ok, Req, State}
end,
#{}),
?assertEqual(
allow,
emqx_access_control:authorize(ClientInfo, publish, <<"t">>)),
%% Not OK, get, 400
ok = setup_handler_and_config(
fun(Req0, State) ->
Req = cowboy_req:reply(400, Req0),
{ok, Req, State}
end,
#{}),
?assertEqual(
deny,
emqx_access_control:authorize(ClientInfo, publish, <<"t">>)),
%% Not OK, get, 400 + body & headers
ok = setup_handler_and_config(
fun(Req0, State) ->
Req = cowboy_req:reply(
400,
#{<<"content-type">> => <<"text/plain">>},
"Response body",
Req0),
{ok, Req, State}
end,
#{}),
?assertEqual(
deny,
emqx_access_control:authorize(ClientInfo, publish, <<"t">>)).
t_query_params(_Config) ->
ok = setup_handler_and_config(
fun(Req0, State) ->
#{username := <<"user name">>,
clientid := <<"client id">>,
peerhost := <<"127.0.0.1">>,
proto_name := <<"MQTT">>,
mountpoint := <<"MOUNTPOINT">>,
topic := <<"t">>,
action := <<"publish">>
} = cowboy_req:match_qs(
[username,
clientid,
peerhost,
proto_name,
mountpoint,
topic,
action],
Req0),
Req = cowboy_req:reply(200, Req0),
{ok, Req, State}
end,
#{<<"query">> => <<"username=${username}&"
"clientid=${clientid}&"
"peerhost=${peerhost}&"
"proto_name=${proto_name}&"
"mountpoint=${mountpoint}&"
"topic=${topic}&"
"action=${action}">>
}),
ClientInfo = #{clientid => <<"client id">>,
username => <<"user name">>,
peerhost => {127,0,0,1},
protocol => <<"MQTT">>,
mountpoint => <<"MOUNTPOINT">>,
zone => default,
listener => {tcp, default}
},
?assertEqual(
allow,
emqx_access_control:authorize(ClientInfo, publish, <<"t">>)).
t_path_params(_Config) ->
ok = setup_handler_and_config(
fun(Req0, State) ->
<<"/authz/"
"username/user%20name/"
"clientid/client%20id/"
"peerhost/127.0.0.1/"
"proto_name/MQTT/"
"mountpoint/MOUNTPOINT/"
"topic/t/"
"action/publish">> = cowboy_req:path(Req0),
Req = cowboy_req:reply(200, Req0),
{ok, Req, State}
end,
#{<<"path">> => <<"username/${username}/"
"clientid/${clientid}/"
"peerhost/${peerhost}/"
"proto_name/${proto_name}/"
"mountpoint/${mountpoint}/"
"topic/${topic}/"
"action/${action}">>
}),
ClientInfo = #{clientid => <<"client id">>,
username => <<"user name">>,
peerhost => {127,0,0,1},
protocol => <<"MQTT">>,
mountpoint => <<"MOUNTPOINT">>,
zone => default,
listener => {tcp, default}
},
?assertEqual(
allow,
emqx_access_control:authorize(ClientInfo, publish, <<"t">>)).
t_json_body(_Config) ->
ok = setup_handler_and_config(
fun(Req0, State) ->
?assertEqual(
<<"/authz/"
"username/user%20name/"
"clientid/client%20id/"
"peerhost/127.0.0.1/"
"proto_name/MQTT/"
"mountpoint/MOUNTPOINT/"
"topic/t/"
"action/publish">>,
cowboy_req:path(Req0)),
{ok, RawBody, Req1} = cowboy_req:read_body(Req0),
?assertMatch(
#{<<"username">> := <<"user name">>,
<<"CLIENT_client id">> := <<"client id">>,
<<"peerhost">> := <<"127.0.0.1">>,
<<"proto_name">> := <<"MQTT">>,
<<"mountpoint">> := <<"MOUNTPOINT">>,
<<"topic">> := <<"t">>,
<<"action">> := <<"publish">>},
jiffy:decode(RawBody, [return_maps])),
Req = cowboy_req:reply(200, Req1),
{ok, Req, State}
end,
#{<<"method">> => <<"post">>,
<<"path">> => <<"username/${username}/"
"clientid/${clientid}/"
"peerhost/${peerhost}/"
"proto_name/${proto_name}/"
"mountpoint/${mountpoint}/"
"topic/${topic}/"
"action/${action}">>,
<<"body">> => #{<<"username">> => <<"${username}">>,
<<"CLIENT_${clientid}">> => <<"${clientid}">>,
<<"peerhost">> => <<"${peerhost}">>,
<<"proto_name">> => <<"${proto_name}">>,
<<"mountpoint">> => <<"${mountpoint}">>,
<<"topic">> => <<"${topic}">>,
<<"action">> => <<"${action}">>}
}),
ClientInfo = #{clientid => <<"client id">>,
username => <<"user name">>,
peerhost => {127,0,0,1},
protocol => <<"MQTT">>,
mountpoint => <<"MOUNTPOINT">>,
zone => default,
listener => {tcp, default}
},
?assertEqual(
allow,
emqx_access_control:authorize(ClientInfo, publish, <<"t">>)).
t_form_body(_Config) ->
ok = setup_handler_and_config(
fun(Req0, State) ->
?assertEqual(
<<"/authz/"
"username/user%20name/"
"clientid/client%20id/"
"peerhost/127.0.0.1/"
"proto_name/MQTT/"
"mountpoint/MOUNTPOINT/"
"topic/t/"
"action/publish">>,
cowboy_req:path(Req0)),
{ok, PostVars, Req1} = cowboy_req:read_urlencoded_body(Req0),
?assertMatch(
#{<<"username">> := <<"user name">>,
<<"clientid">> := <<"client id">>,
<<"peerhost">> := <<"127.0.0.1">>,
<<"proto_name">> := <<"MQTT">>,
<<"mountpoint">> := <<"MOUNTPOINT">>,
<<"topic">> := <<"t">>,
<<"action">> := <<"publish">>},
maps:from_list(PostVars)),
Req = cowboy_req:reply(200, Req1),
{ok, Req, State}
end,
#{<<"method">> => <<"post">>,
<<"path">> => <<"username/${username}/"
"clientid/${clientid}/"
"peerhost/${peerhost}/"
"proto_name/${proto_name}/"
"mountpoint/${mountpoint}/"
"topic/${topic}/"
"action/${action}">>,
<<"body">> => #{<<"username">> => <<"${username}">>,
<<"clientid">> => <<"${clientid}">>,
<<"peerhost">> => <<"${peerhost}">>,
<<"proto_name">> => <<"${proto_name}">>,
<<"mountpoint">> => <<"${mountpoint}">>,
<<"topic">> => <<"${topic}">>,
<<"action">> => <<"${action}">>},
<<"headers">> => #{<<"content-type">> => <<"application/x-www-form-urlencoded">>}
}),
ClientInfo = #{clientid => <<"client id">>,
username => <<"user name">>,
peerhost => {127,0,0,1},
protocol => <<"MQTT">>,
mountpoint => <<"MOUNTPOINT">>,
zone => default,
listener => {tcp, default}
},
?assertEqual(
allow,
emqx_access_control:authorize(ClientInfo, publish, <<"t">>)).
t_create_replace(_Config) ->
ClientInfo = #{clientid => <<"clientid">>,
username => <<"username">>,
peerhost => {127,0,0,1},
zone => default,
listener => {tcp, default}
},
%% Bad URL
ok = setup_handler_and_config(
fun(Req0, State) ->
Req = cowboy_req:reply(200, Req0),
{ok, Req, State}
end,
#{<<"base_url">> => <<"http://127.0.0.1:33331/authz">>}),
?assertEqual(
deny,
emqx_access_control:authorize(ClientInfo, publish, <<"t">>)),
%% Changing to other bad config does not work
BadConfig = maps:merge(
raw_http_authz_config(),
#{<<"base_url">> => <<"http://127.0.0.1:33332/authz">>}),
?assertMatch(
{error, _},
emqx_authz:update({?CMD_REPLACE, http}, BadConfig)),
?assertEqual(
deny,
emqx_access_control:authorize(ClientInfo, publish, <<"t">>)),
%% Changing to valid config
OkConfig = maps:merge(
raw_http_authz_config(),
#{<<"base_url">> => <<"http://127.0.0.1:33333/authz">>}),
?assertMatch(
{ok, _},
emqx_authz:update({?CMD_REPLACE, http}, OkConfig)),
?assertEqual(
allow,
emqx_access_control:authorize(ClientInfo, publish, <<"t">>)).
%%------------------------------------------------------------------------------
%% Helpers
%%------------------------------------------------------------------------------
raw_http_authz_config() ->
#{
<<"enable">> => <<"true">>,
<<"type">> => <<"http">>,
<<"method">> => <<"get">>,
<<"base_url">> => <<"http://127.0.0.1:33333/authz">>,
<<"path">> => <<"users/${username}/">>,
<<"query">> => <<"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).