emqx/apps/emqx_authn/test/emqx_authn_jwt_SUITE.erl

153 lines
6.2 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_authn_jwt_SUITE).
-compile(export_all).
-compile(nowarn_export_all).
-include_lib("common_test/include/ct.hrl").
-include_lib("eunit/include/eunit.hrl").
-include("emqx_authn.hrl").
-define(AUTH, emqx_authn).
all() ->
emqx_ct:all(?MODULE).
init_per_suite(Config) ->
emqx_ct_helpers:start_apps([emqx_authn]),
Config.
end_per_suite(_) ->
emqx_ct_helpers:stop_apps([emqx_authn]),
ok.
t_jwt_authenticator(_) ->
AuthenticatorName = <<"myauthenticator">>,
Config = #{name => AuthenticatorName,
mechanism => jwt,
use_jwks => false,
algorithm => 'hmac-based',
secret => <<"abcdef">>,
secret_base64_encoded => false,
verify_claims => []},
{ok, #{name := AuthenticatorName, id := ID}} = ?AUTH:create_authenticator(?CHAIN, Config),
Payload = #{<<"username">> => <<"myuser">>},
JWS = generate_jws('hmac-based', Payload, <<"abcdef">>),
ClientInfo = #{username => <<"myuser">>,
password => JWS},
?assertEqual({stop, ok}, ?AUTH:authenticate(ClientInfo, ok)),
BadJWS = generate_jws('hmac-based', Payload, <<"bad_secret">>),
ClientInfo2 = ClientInfo#{password => BadJWS},
?assertEqual({stop, {error, not_authorized}}, ?AUTH:authenticate(ClientInfo2, ok)),
%% secret_base64_encoded
Config2 = Config#{secret => base64:encode(<<"abcdef">>),
secret_base64_encoded => true},
?assertMatch({ok, _}, ?AUTH:update_authenticator(?CHAIN, ID, Config2)),
?assertEqual({stop, ok}, ?AUTH:authenticate(ClientInfo, ok)),
Config3 = Config#{verify_claims => [{<<"username">>, <<"${mqtt-username}">>}]},
?assertMatch({ok, _}, ?AUTH:update_authenticator(?CHAIN, ID, Config3)),
?assertEqual({stop, ok}, ?AUTH:authenticate(ClientInfo, ok)),
?assertEqual({stop, {error, bad_username_or_password}}, ?AUTH:authenticate(ClientInfo#{username => <<"otheruser">>}, ok)),
%% Expiration
Payload3 = #{ <<"username">> => <<"myuser">>
, <<"exp">> => erlang:system_time(second) - 60},
JWS3 = generate_jws('hmac-based', Payload3, <<"abcdef">>),
ClientInfo3 = ClientInfo#{password => JWS3},
?assertEqual({stop, {error, bad_username_or_password}}, ?AUTH:authenticate(ClientInfo3, ok)),
Payload4 = #{ <<"username">> => <<"myuser">>
, <<"exp">> => erlang:system_time(second) + 60},
JWS4 = generate_jws('hmac-based', Payload4, <<"abcdef">>),
ClientInfo4 = ClientInfo#{password => JWS4},
?assertEqual({stop, ok}, ?AUTH:authenticate(ClientInfo4, ok)),
%% Issued At
Payload5 = #{ <<"username">> => <<"myuser">>
, <<"iat">> => erlang:system_time(second) - 60},
JWS5 = generate_jws('hmac-based', Payload5, <<"abcdef">>),
ClientInfo5 = ClientInfo#{password => JWS5},
?assertEqual({stop, ok}, ?AUTH:authenticate(ClientInfo5, ok)),
Payload6 = #{ <<"username">> => <<"myuser">>
, <<"iat">> => erlang:system_time(second) + 60},
JWS6 = generate_jws('hmac-based', Payload6, <<"abcdef">>),
ClientInfo6 = ClientInfo#{password => JWS6},
?assertEqual({stop, {error, bad_username_or_password}}, ?AUTH:authenticate(ClientInfo6, ok)),
%% Not Before
Payload7 = #{ <<"username">> => <<"myuser">>
, <<"nbf">> => erlang:system_time(second) - 60},
JWS7 = generate_jws('hmac-based', Payload7, <<"abcdef">>),
ClientInfo7 = ClientInfo#{password => JWS7},
?assertEqual({stop, ok}, ?AUTH:authenticate(ClientInfo7, ok)),
Payload8 = #{ <<"username">> => <<"myuser">>
, <<"nbf">> => erlang:system_time(second) + 60},
JWS8 = generate_jws('hmac-based', Payload8, <<"abcdef">>),
ClientInfo8 = ClientInfo#{password => JWS8},
?assertEqual({stop, {error, bad_username_or_password}}, ?AUTH:authenticate(ClientInfo8, ok)),
?assertEqual(ok, ?AUTH:delete_authenticator(?CHAIN, ID)),
ok.
t_jwt_authenticator2(_) ->
Dir = code:lib_dir(emqx_authn, test),
PublicKey = list_to_binary(filename:join([Dir, "data/public_key.pem"])),
PrivateKey = list_to_binary(filename:join([Dir, "data/private_key.pem"])),
AuthenticatorName = <<"myauthenticator">>,
Config = #{name => AuthenticatorName,
mechanism => jwt,
use_jwks => false,
algorithm => 'public-key',
certificate => PublicKey,
verify_claims => []},
{ok, #{name := AuthenticatorName, id := ID}} = ?AUTH:create_authenticator(?CHAIN, Config),
Payload = #{<<"username">> => <<"myuser">>},
JWS = generate_jws('public-key', Payload, PrivateKey),
ClientInfo = #{username => <<"myuser">>,
password => JWS},
?assertEqual({stop, ok}, ?AUTH:authenticate(ClientInfo, ok)),
?assertEqual({stop, {error, not_authorized}}, ?AUTH:authenticate(ClientInfo#{password => <<"badpassword">>}, ok)),
?assertEqual(ok, ?AUTH:delete_authenticator(?CHAIN, ID)),
ok.
generate_jws('hmac-based', Payload, Secret) ->
JWK = jose_jwk:from_oct(Secret),
Header = #{ <<"alg">> => <<"HS256">>
, <<"typ">> => <<"JWT">>
},
Signed = jose_jwt:sign(JWK, Header, Payload),
{_, JWS} = jose_jws:compact(Signed),
JWS;
generate_jws('public-key', Payload, PrivateKey) ->
JWK = jose_jwk:from_pem_file(PrivateKey),
Header = #{ <<"alg">> => <<"RS256">>
, <<"typ">> => <<"JWT">>
},
Signed = jose_jwt:sign(JWK, Header, Payload),
{_, JWS} = jose_jws:compact(Signed),
JWS.