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oidcc_authorization_test.erl
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-module(oidcc_authorization_test).
-include_lib("eunit/include/eunit.hrl").
-include_lib("jose/include/jose_jwe.hrl").
-include_lib("jose/include/jose_jwk.hrl").
-include_lib("jose/include/jose_jws.hrl").
-include_lib("jose/include/jose_jwt.hrl").
-include_lib("oidcc/include/oidcc_provider_configuration.hrl").
create_redirect_url_test() ->
PrivDir = code:priv_dir(oidcc),
{ok, ValidConfigString} = file:read_file(PrivDir ++ "/test/fixtures/example-metadata.json"),
{ok, Configuration} = oidcc_provider_configuration:decode_configuration(
jose:decode(ValidConfigString)
),
PkcePlainConfiguration = Configuration#oidcc_provider_configuration{
code_challenge_methods_supported = [<<"plain">>]
},
NoPkceConfiguration = Configuration#oidcc_provider_configuration{
code_challenge_methods_supported = undefined
},
Jwks = jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem"),
ClientId = <<"client_id">>,
State = <<"someimportantstate">>,
Nonce = <<"noncenonce">>,
RedirectUri = <<"https://my.server/return">>,
ClientContext =
oidcc_client_context:from_manual(Configuration, Jwks, ClientId, <<"client_secret">>),
PkcePlainClientContext =
oidcc_client_context:from_manual(
PkcePlainConfiguration, Jwks, ClientId, <<"client_secret">>
),
NoPkceClientContext =
oidcc_client_context:from_manual(NoPkceConfiguration, Jwks, ClientId, <<"client_secret">>),
BaseOpts =
#{
redirect_uri => RedirectUri,
client_id => ClientId,
url_extension => [{<<"test">>, <<"id">>}]
},
Opts1 = maps:merge(BaseOpts, #{scopes => ["email", <<"openid">>, profile]}),
Opts2 = maps:merge(BaseOpts, #{scopes => ["email", <<"profile">>], state => State}),
Opts3 =
maps:merge(
BaseOpts,
#{
scopes => [email, profile, openid],
state => State,
nonce => Nonce
}
),
Opts4 =
maps:merge(
BaseOpts,
#{
scopes => ["email", <<"openid">>],
url_extension => [{<<"test">>, <<"id">>}, {<<"other">>, <<"green">>}]
}
),
Opts5 = maps:merge(BaseOpts, #{pkce_verifier => <<"foo">>}),
Opts6 = maps:merge(Opts5, #{require_pkce => true}),
Opts7 = maps:merge(BaseOpts, #{require_pkce => true}),
Opts8 = maps:merge(BaseOpts, #{purpose => <<"purpose">>}),
Opts9 = maps:merge(Opts8, #{purpose_required => true}),
Opts10 = maps:merge(BaseOpts, #{purpose_required => true}),
{ok, Url1} = oidcc_authorization:create_redirect_url(ClientContext, BaseOpts),
{ok, Url2} = oidcc_authorization:create_redirect_url(ClientContext, Opts1),
{ok, Url3} = oidcc_authorization:create_redirect_url(ClientContext, Opts2),
{ok, Url4} = oidcc_authorization:create_redirect_url(ClientContext, Opts3),
{ok, Url5} = oidcc_authorization:create_redirect_url(ClientContext, Opts4),
{ok, Url6} = oidcc_authorization:create_redirect_url(ClientContext, Opts5),
{ok, Url7} = oidcc_authorization:create_redirect_url(PkcePlainClientContext, Opts5),
{ok, Url8} = oidcc_authorization:create_redirect_url(NoPkceClientContext, Opts5),
{ok, Url9} = oidcc_authorization:create_redirect_url(PkcePlainClientContext, Opts6),
{ok, Url10} = oidcc_authorization:create_redirect_url(ClientContext, Opts8),
{ok, Url11} = oidcc_authorization:create_redirect_url(ClientContext, Opts9),
ExpUrl1 =
<<"https://my.provider/auth?scope=openid&response_type=code&client_id=client_id&redirect_uri=https%3A%2F%2Fmy.server%2Freturn&test=id">>,
?assertEqual(ExpUrl1, iolist_to_binary(Url1)),
ExpUrl2 =
<<"https://my.provider/auth?scope=email+openid+profile&response_type=code&client_id=client_id&redirect_uri=https%3A%2F%2Fmy.server%2Freturn&test=id">>,
?assertEqual(ExpUrl2, iolist_to_binary(Url2)),
ExpUrl3 =
<<"https://my.provider/auth?scope=email+profile&state=someimportantstate&response_type=code&client_id=client_id&redirect_uri=https%3A%2F%2Fmy.server%2Freturn&test=id">>,
?assertEqual(ExpUrl3, iolist_to_binary(Url3)),
ExpUrl4 =
<<"https://my.provider/auth?scope=email+profile+openid&nonce=noncenonce&state=someimportantstate&response_type=code&client_id=client_id&redirect_uri=https%3A%2F%2Fmy.server%2Freturn&test=id">>,
?assertEqual(ExpUrl4, iolist_to_binary(Url4)),
ExpUrl5 =
<<"https://my.provider/auth?scope=email+openid&response_type=code&client_id=client_id&redirect_uri=https%3A%2F%2Fmy.server%2Freturn&test=id&other=green">>,
?assertEqual(ExpUrl5, iolist_to_binary(Url5)),
ExpUrl6 =
<<"https://my.provider/auth?scope=openid&code_challenge=LCa0a2j_xo_5m0U8HTBBNBNCLXBkg7-g-YpeiGJm564&code_challenge_method=S256&response_type=code&client_id=client_id&redirect_uri=https%3A%2F%2Fmy.server%2Freturn&test=id">>,
?assertEqual(ExpUrl6, iolist_to_binary(Url6)),
ExpUrl7 =
<<"https://my.provider/auth?scope=openid&code_challenge=foo&code_challenge_method=plain&response_type=code&client_id=client_id&redirect_uri=https%3A%2F%2Fmy.server%2Freturn&test=id">>,
?assertEqual(ExpUrl7, iolist_to_binary(Url7)),
ExpUrl8 =
<<"https://my.provider/auth?scope=openid&response_type=code&client_id=client_id&redirect_uri=https%3A%2F%2Fmy.server%2Freturn&test=id">>,
?assertEqual(ExpUrl8, iolist_to_binary(Url8)),
?assertEqual(iolist_to_binary(Url9), iolist_to_binary(Url7)),
ExpUrl10 =
<<"https://my.provider/auth?scope=openid&purpose=purpose&response_type=code&client_id=client_id&redirect_uri=https%3A%2F%2Fmy.server%2Freturn&test=id">>,
?assertEqual(ExpUrl10, iolist_to_binary(Url10)),
?assertEqual(iolist_to_binary(Url11), iolist_to_binary(Url10)),
?assertEqual(
{error, no_supported_code_challenge},
oidcc_authorization:create_redirect_url(NoPkceClientContext, Opts6)
),
?assertEqual(
{error, pkce_verifier_required},
oidcc_authorization:create_redirect_url(ClientContext, Opts7)
),
?assertEqual(
{error, purpose_required},
oidcc_authorization:create_redirect_url(ClientContext, Opts10)
),
ok.
create_redirect_url_with_request_object_test() ->
PrivDir = code:priv_dir(oidcc),
{ok, ValidConfigString} = file:read_file(PrivDir ++ "/test/fixtures/example-metadata.json"),
{ok, #oidcc_provider_configuration{issuer = Issuer} = Configuration0} = oidcc_provider_configuration:decode_configuration(
jose:decode(ValidConfigString)
),
Configuration = Configuration0#oidcc_provider_configuration{
request_parameter_supported = true,
request_object_signing_alg_values_supported = [
<<"none">>,
<<"HS256">>,
<<"RS256">>,
<<"PS256">>,
<<"ES256">>,
<<"EdDSA">>
],
request_object_encryption_alg_values_supported = [
<<"RSA1_5">>,
<<"RSA-OAEP">>,
<<"RSA-OAEP-256">>,
<<"RSA-OAEP-384">>,
<<"RSA-OAEP-512">>,
<<"ECDH-ES">>,
<<"ECDH-ES+A128KW">>,
<<"ECDH-ES+A192KW">>,
<<"ECDH-ES+A256KW">>,
<<"A128KW">>,
<<"A192KW">>,
<<"A256KW">>,
<<"A128GCMKW">>,
<<"A192GCMKW">>,
<<"A256GCMKW">>,
<<"dir">>
],
request_object_encryption_enc_values_supported = [
<<"A128CBC-HS256">>,
<<"A192CBC-HS384">>,
<<"A256CBC-HS512">>,
<<"A128GCM">>,
<<"A192GCM">>,
<<"A256GCM">>
]
},
ClientId = <<"client_id">>,
ClientSecret = <<"at_least_32_character_client_secret">>,
Jwks0 = jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem"),
Jwks = Jwks0#jose_jwk{fields = #{<<"use">> => <<"enc">>}},
RedirectUri = <<"https://my.server/return">>,
ClientContext =
oidcc_client_context:from_manual(Configuration, Jwks, ClientId, ClientSecret),
{ok, Url} = oidcc_authorization:create_redirect_url(ClientContext, #{
redirect_uri => RedirectUri,
url_extension => [{<<"should_be_in">>, <<"both">>}]
}),
?assertMatch(<<"https://my.provider/auth?request=", _/binary>>, iolist_to_binary(Url)),
#{query := QueryString} = uri_string:parse(Url),
QueryParams0 = uri_string:dissect_query(QueryString),
QueryParams1 = lists:map(
fun({Key, Value}) -> {list_to_binary(Key), list_to_binary(Value)} end, QueryParams0
),
QueryParams = maps:from_list(QueryParams1),
?assertMatch(
#{
<<"client_id">> := <<"client_id">>,
<<"response_type">> := <<"code">>,
<<"scope">> := <<"openid">>,
<<"should_be_in">> := <<"both">>,
<<"request">> := _
},
QueryParams
),
{SignedToken, Jwe} = jose_jwe:block_decrypt(Jwks, maps:get(<<"request">>, QueryParams)),
?assertMatch(#jose_jwe{alg = {jose_jwe_alg_rsa, _}}, Jwe),
{true, Jwt, Jws} = jose_jwt:verify(jose_jwk:from_oct(ClientSecret), SignedToken),
?assertMatch(#jose_jws{alg = {jose_jws_alg_hmac, 'HS256'}}, Jws),
?assertMatch(
#jose_jwt{
fields = #{
<<"aud">> := Issuer,
<<"client_id">> := ClientId,
<<"exp">> := _,
<<"iat">> := _,
<<"iss">> := ClientId,
<<"jti">> := _,
<<"nbf">> := _,
<<"redirect_uri">> := RedirectUri,
<<"response_type">> := <<"code">>,
<<"scope">> := <<"openid">>,
<<"should_be_in">> := <<"both">>
}
},
Jwt
),
ok.
create_redirect_url_with_request_object_and_max_clock_skew_test() ->
PrivDir = code:priv_dir(oidcc),
{ok, ValidConfigString} = file:read_file(PrivDir ++ "/test/fixtures/example-metadata.json"),
{ok, #oidcc_provider_configuration{} = Configuration0} = oidcc_provider_configuration:decode_configuration(
jose:decode(ValidConfigString)
),
Configuration = Configuration0#oidcc_provider_configuration{
request_parameter_supported = true,
request_object_signing_alg_values_supported = [
<<"none">>,
<<"PS256">>,
<<"HS256">>,
<<"RS256">>,
<<"ES256">>,
<<"EdDSA">>
],
request_object_encryption_alg_values_supported = [
<<"RSA1_5">>,
<<"RSA-OAEP">>,
<<"RSA-OAEP-256">>,
<<"RSA-OAEP-384">>,
<<"RSA-OAEP-512">>,
<<"ECDH-ES">>,
<<"ECDH-ES+A128KW">>,
<<"ECDH-ES+A192KW">>,
<<"ECDH-ES+A256KW">>,
<<"A128KW">>,
<<"A192KW">>,
<<"A256KW">>,
<<"A128GCMKW">>,
<<"A192GCMKW">>,
<<"A256GCMKW">>,
<<"dir">>
],
request_object_encryption_enc_values_supported = [
<<"A128CBC-HS256">>,
<<"A192CBC-HS384">>,
<<"A256CBC-HS512">>,
<<"A128GCM">>,
<<"A192GCM">>,
<<"A256GCM">>
]
},
ClientId = <<"client_id">>,
ClientSecret = <<"at_least_32_character_client_secret">>,
Jwks0 = jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem"),
Jwks = Jwks0#jose_jwk{fields = #{<<"use">> => <<"enc">>}},
RedirectUri = <<"https://my.server/return">>,
ClientContext =
oidcc_client_context:from_manual(Configuration, Jwks, ClientId, ClientSecret),
application:set_env(oidcc, max_clock_skew, 10),
{ok, Url} = oidcc_authorization:create_redirect_url(ClientContext, #{
redirect_uri => RedirectUri
}),
application:unset_env(oidcc, max_clock_skew),
#{query := QueryString} = uri_string:parse(Url),
QueryParams0 = uri_string:dissect_query(QueryString),
QueryParams1 = lists:map(
fun({Key, Value}) -> {list_to_binary(Key), list_to_binary(Value)} end, QueryParams0
),
QueryParams = maps:from_list(QueryParams1),
{SignedToken, _} = jose_jwe:block_decrypt(Jwks, maps:get(<<"request">>, QueryParams)),
{true, Jwt, _} = jose_jwt:verify(jose_jwk:from_oct(ClientSecret), SignedToken),
#jose_jwt{
fields = #{
<<"nbf">> := ClientNbf
}
} = Jwt,
?assert(ClientNbf < os:system_time(seconds) - 5),
ok.
create_redirect_url_with_request_object_no_hmac_test() ->
PrivDir = code:priv_dir(oidcc),
{ok, ValidConfigString} = file:read_file(PrivDir ++ "/test/fixtures/example-metadata.json"),
{ok, #oidcc_provider_configuration{} = Configuration0} = oidcc_provider_configuration:decode_configuration(
jose:decode(ValidConfigString)
),
Configuration = Configuration0#oidcc_provider_configuration{
request_parameter_supported = true,
request_object_signing_alg_values_supported = [
<<"RS256">>
],
request_object_encryption_alg_values_supported = [
<<"RSA1_5">>,
<<"RSA-OAEP">>,
<<"RSA-OAEP-256">>,
<<"RSA-OAEP-384">>,
<<"RSA-OAEP-512">>,
<<"ECDH-ES">>,
<<"ECDH-ES+A128KW">>,
<<"ECDH-ES+A192KW">>,
<<"ECDH-ES+A256KW">>,
<<"A128KW">>,
<<"A192KW">>,
<<"A256KW">>,
<<"A128GCMKW">>,
<<"A192GCMKW">>,
<<"A256GCMKW">>,
<<"dir">>
],
request_object_encryption_enc_values_supported = [
<<"A128CBC-HS256">>,
<<"A192CBC-HS384">>,
<<"A256CBC-HS512">>,
<<"A128GCM">>,
<<"A192GCM">>,
<<"A256GCM">>
]
},
ClientId = <<"client_id">>,
ClientSecret = <<"">>,
Jwks0 = jose_jwk:to_public(jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem")),
Jwks = Jwks0#jose_jwk{fields = #{<<"use">> => <<"sig">>}},
ClientJwks0 = jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem"),
ClientJwks = ClientJwks0#jose_jwk{fields = #{<<"use">> => <<"sig">>}},
RedirectUri = <<"https://my.server/return">>,
ClientContext =
oidcc_client_context:from_manual(Configuration, Jwks, ClientId, ClientSecret, #{
client_jwks => ClientJwks
}),
{ok, Url} = oidcc_authorization:create_redirect_url(ClientContext, #{
redirect_uri => RedirectUri
}),
#{query := QueryString} = uri_string:parse(Url),
QueryParams0 = uri_string:dissect_query(QueryString),
QueryParams1 = lists:map(
fun({Key, Value}) -> {list_to_binary(Key), list_to_binary(Value)} end, QueryParams0
),
QueryParams = maps:from_list(QueryParams1),
SignedToken = maps:get(<<"request">>, QueryParams),
{true, _, _} = jose_jwt:verify(ClientJwks, SignedToken),
ok.
create_redirect_url_with_invalid_request_object_test() ->
PrivDir = code:priv_dir(oidcc),
{ok, ValidConfigString} = file:read_file(PrivDir ++ "/test/fixtures/example-metadata.json"),
{ok, Configuration0} = oidcc_provider_configuration:decode_configuration(
jose:decode(ValidConfigString)
),
Configuration = Configuration0#oidcc_provider_configuration{
request_parameter_supported = true,
request_object_signing_alg_values_supported = [
<<"unknown">>
]
},
ClientId = <<"client_id">>,
ClientSecret = <<"at_least_32_character_client_secret">>,
Jwks0 = jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem"),
Jwks = Jwks0#jose_jwk{fields = #{<<"use">> => <<"sig">>}},
RedirectUri = <<"https://my.server/return">>,
ClientContext =
oidcc_client_context:from_manual(Configuration, Jwks, ClientId, ClientSecret),
{ok, Url} = oidcc_authorization:create_redirect_url(ClientContext, #{
redirect_uri => RedirectUri
}),
?assertMatch(<<"https://my.provider/auth?scope=", _/binary>>, iolist_to_binary(Url)),
#{query := QueryString} = uri_string:parse(Url),
QueryParams0 = uri_string:dissect_query(QueryString),
QueryParams1 = lists:map(
fun({Key, Value}) -> {list_to_binary(Key), list_to_binary(Value)} end, QueryParams0
),
QueryParams = maps:from_list(QueryParams1),
?assertEqual(
#{
<<"client_id">> => <<"client_id">>,
<<"redirect_uri">> => <<"https://my.server/return">>,
<<"response_type">> => <<"code">>,
<<"scope">> => <<"openid">>
},
QueryParams
),
ok.
create_redirect_url_with_missing_config_request_object_test() ->
PrivDir = code:priv_dir(oidcc),
{ok, ValidConfigString} = file:read_file(PrivDir ++ "/test/fixtures/example-metadata.json"),
{ok, Configuration0} = oidcc_provider_configuration:decode_configuration(
jose:decode(ValidConfigString)
),
Configuration = Configuration0#oidcc_provider_configuration{
request_parameter_supported = true
},
ClientId = <<"client_id">>,
ClientSecret = <<"at_least_32_character_client_secret">>,
Jwks0 = jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem"),
Jwks = Jwks0#jose_jwk{fields = #{<<"use">> => <<"sig">>}},
RedirectUri = <<"https://my.server/return">>,
ClientContext =
oidcc_client_context:from_manual(Configuration, Jwks, ClientId, ClientSecret),
{ok, Url} = oidcc_authorization:create_redirect_url(ClientContext, #{
redirect_uri => RedirectUri
}),
?assertMatch(<<"https://my.provider/auth?scope=", _/binary>>, iolist_to_binary(Url)),
#{query := QueryString} = uri_string:parse(Url),
QueryParams0 = uri_string:dissect_query(QueryString),
QueryParams1 = lists:map(
fun({Key, Value}) -> {list_to_binary(Key), list_to_binary(Value)} end, QueryParams0
),
QueryParams = maps:from_list(QueryParams1),
?assertEqual(
#{
<<"client_id">> => <<"client_id">>,
<<"redirect_uri">> => <<"https://my.server/return">>,
<<"response_type">> => <<"code">>,
<<"scope">> => <<"openid">>
},
QueryParams
),
ok.
create_redirect_url_with_missing_config_request_object_required_test() ->
PrivDir = code:priv_dir(oidcc),
{ok, ValidConfigString} = file:read_file(PrivDir ++ "/test/fixtures/example-metadata.json"),
{ok, Configuration0} = oidcc_provider_configuration:decode_configuration(
jose:decode(ValidConfigString)
),
Configuration = Configuration0#oidcc_provider_configuration{
request_parameter_supported = true,
require_signed_request_object = true
},
ClientId = <<"client_id">>,
ClientSecret = <<"at_least_32_character_client_secret">>,
Jwks0 = jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem"),
Jwks = Jwks0#jose_jwk{fields = #{<<"use">> => <<"sig">>}},
RedirectUri = <<"https://my.server/return">>,
ClientContext =
oidcc_client_context:from_manual(Configuration, Jwks, ClientId, ClientSecret),
?assertEqual(
{error, request_object_required},
oidcc_authorization:create_redirect_url(ClientContext, #{
redirect_uri => RedirectUri
})
),
ok.
create_redirect_url_with_request_object_only_none_alg_test() ->
PrivDir = code:priv_dir(oidcc),
{ok, ValidConfigString} = file:read_file(PrivDir ++ "/test/fixtures/example-metadata.json"),
{ok, Configuration0} = oidcc_provider_configuration:decode_configuration(
jose:decode(ValidConfigString)
),
Configuration = Configuration0#oidcc_provider_configuration{
request_parameter_supported = true,
request_object_signing_alg_values_supported = [
<<"none">>
],
request_object_encryption_alg_values_supported = [],
request_object_encryption_enc_values_supported = []
},
ClientId = <<"client_id">>,
ClientSecret = <<"at_least_32_character_client_secret">>,
Jwks0 = jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem"),
Jwks = Jwks0#jose_jwk{fields = #{<<"use">> => <<"enc">>}},
RedirectUri = <<"https://my.server/return">>,
ClientContext =
oidcc_client_context:from_manual(Configuration, Jwks, ClientId, ClientSecret),
{ok, Url} = oidcc_authorization:create_redirect_url(ClientContext, #{
redirect_uri => RedirectUri
}),
?assertMatch(<<"https://my.provider/auth?scope=", _/binary>>, iolist_to_binary(Url)),
#{query := QueryString} = uri_string:parse(Url),
QueryParams0 = uri_string:dissect_query(QueryString),
QueryParams1 = lists:map(
fun({Key, Value}) -> {list_to_binary(Key), list_to_binary(Value)} end, QueryParams0
),
QueryParams = maps:from_list(QueryParams1),
?assertEqual(
#{
<<"client_id">> => <<"client_id">>,
<<"redirect_uri">> => <<"https://my.server/return">>,
<<"response_type">> => <<"code">>,
<<"scope">> => <<"openid">>
},
QueryParams
),
ok.
create_redirect_url_with_request_object_only_none_alg_unsecured_test() ->
PrivDir = code:priv_dir(oidcc),
%% Enable none algorithm for test
jose:unsecured_signing(true),
{ok, ValidConfigString} = file:read_file(PrivDir ++ "/test/fixtures/example-metadata.json"),
{ok, Configuration0} = oidcc_provider_configuration:decode_configuration(
jose:decode(ValidConfigString)
),
Configuration = Configuration0#oidcc_provider_configuration{
request_parameter_supported = true,
request_object_signing_alg_values_supported = [
<<"none">>
],
request_object_encryption_alg_values_supported = [
<<"RSA1_5">>,
<<"RSA-OAEP">>,
<<"RSA-OAEP-256">>,
<<"RSA-OAEP-384">>,
<<"RSA-OAEP-512">>,
<<"ECDH-ES">>,
<<"ECDH-ES+A128KW">>,
<<"ECDH-ES+A192KW">>,
<<"ECDH-ES+A256KW">>,
<<"A128KW">>,
<<"A192KW">>,
<<"A256KW">>,
<<"A128GCMKW">>,
<<"A192GCMKW">>,
<<"A256GCMKW">>,
<<"dir">>
],
request_object_encryption_enc_values_supported = [
<<"A128CBC-HS256">>,
<<"A192CBC-HS384">>,
<<"A256CBC-HS512">>,
<<"A128GCM">>,
<<"A192GCM">>,
<<"A256GCM">>
]
},
ClientId = <<"client_id">>,
ClientSecret = <<"at_least_32_character_client_secret">>,
Jwks0 = jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem"),
Jwks = Jwks0#jose_jwk{fields = #{<<"use">> => <<"enc">>}},
RedirectUri = <<"https://my.server/return">>,
ClientContext =
oidcc_client_context:from_manual(Configuration, Jwks, ClientId, ClientSecret),
{ok, Url} = oidcc_authorization:create_redirect_url(ClientContext, #{
redirect_uri => RedirectUri
}),
#{query := QueryString} = uri_string:parse(Url),
QueryParams0 = uri_string:dissect_query(QueryString),
QueryParams1 = lists:map(
fun({Key, Value}) -> {list_to_binary(Key), list_to_binary(Value)} end, QueryParams0
),
QueryParams = maps:from_list(QueryParams1),
{SignedToken, _} = jose_jwe:block_decrypt(Jwks, maps:get(<<"request">>, QueryParams)),
{true, Jwt, _} = jose_jwt:verify(jose_jwk:from_oct(ClientSecret), SignedToken),
?assertMatch(
#jose_jwt{
fields = #{
<<"aud">> := _,
<<"client_id">> := ClientId,
<<"exp">> := _,
<<"iat">> := _,
<<"iss">> := ClientId,
<<"jti">> := _,
<<"nbf">> := _,
<<"redirect_uri">> := RedirectUri,
<<"response_type">> := <<"code">>,
<<"scope">> := <<"openid">>
}
},
Jwt
),
jose:unsecured_signing(false),
ok.
create_redirect_url_with_par_required_no_url_test() ->
PrivDir = code:priv_dir(oidcc),
{ok, ValidConfigString} = file:read_file(PrivDir ++ "/test/fixtures/example-metadata.json"),
{ok, Configuration0} = oidcc_provider_configuration:decode_configuration(
jose:decode(ValidConfigString)
),
Configuration = Configuration0#oidcc_provider_configuration{
require_pushed_authorization_requests = true
},
ClientId = <<"client_id">>,
ClientSecret = <<"at_least_32_character_client_secret">>,
Jwks0 = jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem"),
Jwks = Jwks0#jose_jwk{fields = #{<<"use">> => <<"enc">>}},
RedirectUri = <<"https://my.server/return">>,
ClientContext =
oidcc_client_context:from_manual(Configuration, Jwks, ClientId, ClientSecret),
?assertMatch(
{error, par_required},
oidcc_authorization:create_redirect_url(ClientContext, #{
redirect_uri => RedirectUri
})
),
ok.
create_redirect_url_with_par_url_test() ->
PrivDir = code:priv_dir(oidcc),
{ok, _} = application:ensure_all_started(oidcc),
{ok, ValidConfigString} = file:read_file(PrivDir ++ "/test/fixtures/example-metadata.json"),
{ok, Configuration0} = oidcc_provider_configuration:decode_configuration(
jose:decode(ValidConfigString)
),
Configuration = Configuration0#oidcc_provider_configuration{
pushed_authorization_request_endpoint = <<"https://my.server/par">>
},
ParResponseData =
jsx:encode(#{
<<"request_uri">> => <<"urn:ietf:params:oauth:request_uri:par_response">>,
<<"expires_in">> => 60
}),
ClientId = <<"client_id">>,
ClientSecret = <<"at_least_32_character_client_secret">>,
Jwks0 = jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem"),
Jwks = Jwks0#jose_jwk{fields = #{<<"use">> => <<"enc">>}},
RedirectUri = <<"https://my.server/return">>,
PkceVerifier = <<"pkce_verifier">>,
State = <<"state">>,
Nonce = <<"nonce">>,
ClientContext =
oidcc_client_context:from_manual(Configuration, Jwks, ClientId, ClientSecret),
ok = meck:new(httpc, [no_link]),
HttpFun =
fun(
post,
{ReqParEndpoint, Header, "application/x-www-form-urlencoded", Body},
_HttpOpts,
_Opts,
_Profile
) ->
?assertMatch(<<"https://my.server/par">>, ReqParEndpoint),
?assertMatch(none, proplists:lookup("authorization", Header)),
?assertMatch({"accept", "application/json"}, proplists:lookup("accept", Header)),
BodyMap = maps:from_list(uri_string:dissect_query(Body)),
?assertMatch(
#{
<<"response_type">> := <<"code">>,
<<"client_id">> := ClientId,
<<"client_secret">> := ClientSecret,
<<"scope">> := <<"openid">>,
<<"redirect_uri">> := RedirectUri,
<<"code_challenge">> := _,
<<"code_challenge_method">> := <<"S256">>,
<<"state">> := State,
<<"nonce">> := Nonce
},
BodyMap
),
{ok, {{"HTTP/1.1", 201, "OK"}, [{"content-type", "application/json"}], ParResponseData}}
end,
ok = meck:expect(httpc, request, HttpFun),
RedirectUrlResponse = oidcc_authorization:create_redirect_url(ClientContext, #{
redirect_uri => RedirectUri,
pkce_verifier => PkceVerifier,
state => State,
nonce => Nonce
}),
true = meck:validate(httpc),
meck:unload(httpc),
?assertMatch(
{ok, _},
RedirectUrlResponse
),
{ok, Url} =
RedirectUrlResponse,
#{
query := QueryString
} = uri_string:parse(Url),
QueryParams0 = uri_string:dissect_query(QueryString),
QueryParams1 = lists:map(
fun({Key, Value}) -> {list_to_binary(Key), list_to_binary(Value)} end, QueryParams0
),
QueryParams = maps:from_list(QueryParams1),
?assertEqual(
#{
<<"request_uri">> => <<"urn:ietf:params:oauth:request_uri:par_response">>,
<<"client_id">> => ClientId
},
QueryParams
),
ok.
create_redirect_url_with_par_error_when_required_test() ->
PrivDir = code:priv_dir(oidcc),
{ok, _} = application:ensure_all_started(oidcc),
{ok, ValidConfigString} = file:read_file(PrivDir ++ "/test/fixtures/example-metadata.json"),
{ok, Configuration0} = oidcc_provider_configuration:decode_configuration(
jose:decode(ValidConfigString)
),
Configuration = Configuration0#oidcc_provider_configuration{
require_pushed_authorization_requests = true,
pushed_authorization_request_endpoint = <<"https://my.server/par">>
},
ParResponseData =
jsx:encode(#{
<<"error">> => <<"invalid_request">>
}),
ClientId = <<"client_id">>,
ClientSecret = <<"at_least_32_character_client_secret">>,
Jwks0 = jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem"),
Jwks = Jwks0#jose_jwk{fields = #{<<"use">> => <<"enc">>}},
RedirectUri = <<"https://my.server/return">>,
ClientContext =
oidcc_client_context:from_manual(Configuration, Jwks, ClientId, ClientSecret),
ok = meck:new(httpc, [no_link]),
HttpFun =
fun(
post,
{_Endpoint, _Header, _ContentType, _Body},
_HttpOpts,
_Opts,
_Profile
) ->
{ok, {{"HTTP/1.1", 400, "OK"}, [{"content-type", "application/json"}], ParResponseData}}
end,
ok = meck:expect(httpc, request, HttpFun),
?assertMatch(
{error, {http_error, 400, _}},
oidcc_authorization:create_redirect_url(ClientContext, #{
redirect_uri => RedirectUri
})
),
true = meck:validate(httpc),
meck:unload(httpc),
ok.
create_redirect_url_with_par_invalid_response_test() ->
PrivDir = code:priv_dir(oidcc),
{ok, _} = application:ensure_all_started(oidcc),
{ok, ValidConfigString} = file:read_file(PrivDir ++ "/test/fixtures/example-metadata.json"),
{ok, Configuration0} = oidcc_provider_configuration:decode_configuration(
jose:decode(ValidConfigString)
),
Configuration = Configuration0#oidcc_provider_configuration{
require_pushed_authorization_requests = false,
pushed_authorization_request_endpoint = <<"https://my.server/par">>
},
%% no request_uri
ParResponseData = jsx:encode(#{}),
ClientId = <<"client_id">>,
ClientSecret = <<"at_least_32_character_client_secret">>,
Jwks0 = jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem"),
Jwks = Jwks0#jose_jwk{fields = #{<<"use">> => <<"enc">>}},
RedirectUri = <<"https://my.server/return">>,
ClientContext =
oidcc_client_context:from_manual(Configuration, Jwks, ClientId, ClientSecret),
ok = meck:new(httpc, [no_link]),
HttpFun =
fun(
post,
{_Endpoint, _Header, _ContentType, _Body},
_HttpOpts,
_Opts,
_Profile
) ->
{ok, {{"HTTP/1.1", 201, "OK"}, [{"content-type", "application/json"}], ParResponseData}}
end,
ok = meck:expect(httpc, request, HttpFun),
?assertMatch(
{error, {http_error, 201, _}},
oidcc_authorization:create_redirect_url(ClientContext, #{
redirect_uri => RedirectUri
})
),
true = meck:validate(httpc),
meck:unload(httpc),
ok.
create_redirect_url_with_par_client_secret_jwt_request_object_test() ->
%% https://datatracker.ietf.org/doc/html/rfc9126#section-2
%% > To address that ambiguity, the issuer identifier URL of the authorization
%% > server according to [RFC8414] SHOULD be used as the value of the audience.
PrivDir = code:priv_dir(oidcc),
{ok, ValidConfigString} = file:read_file(PrivDir ++ "/test/fixtures/example-metadata.json"),
{ok, #oidcc_provider_configuration{issuer = Issuer} = Configuration0} = oidcc_provider_configuration:decode_configuration(
jose:decode(ValidConfigString)
),
Configuration = Configuration0#oidcc_provider_configuration{
pushed_authorization_request_endpoint = <<"https://my.server/par">>,
token_endpoint_auth_methods_supported = [<<"client_secret_jwt">>],
token_endpoint_auth_signing_alg_values_supported = [<<"HS256">>],
request_parameter_supported = true,
request_object_signing_alg_values_supported = [
<<"HS256">>
],
request_object_encryption_alg_values_supported = [<<"RSA-OAEP-256">>],
request_object_encryption_enc_values_supported = [<<"A256GCM">>]
},
ParResponseData =
jsx:encode(#{
<<"request_uri">> => <<"urn:ietf:params:oauth:request_uri:par_response">>,
<<"expires_in">> => 60
}),
ClientId = <<"client_id">>,
ClientSecret = <<"at_least_32_character_client_secret">>,
Jwks0 = jose_jwk:from_pem_file(PrivDir ++ "/test/fixtures/jwk.pem"),
Jwks = Jwks0#jose_jwk{fields = #{<<"use">> => <<"enc">>}},
RedirectUri = <<"https://my.server/return">>,
ClientContext =
oidcc_client_context:from_manual(Configuration, Jwks, ClientId, ClientSecret),
ok = meck:new(httpc, [no_link]),
HttpFun =
fun(
post,
{_Endpoint, _Header, "application/x-www-form-urlencoded", Body},
_HttpOpts,
_Opts,
_Profile
) ->
BodyParsed = uri_string:dissect_query(Body),
BodyMap = maps:from_list(BodyParsed),
%% no duplicate parameters
?assertEqual(length(BodyParsed), map_size(BodyMap)),
?assertMatch(
#{
<<"client_id">> := ClientId,
<<"client_assertion_type">> :=
<<"urn:ietf:params:oauth:client-assertion-type:jwt-bearer">>,
<<"client_assertion">> := _,
<<"request">> := _
},
BodyMap
),
ClientAssertion = maps:get(<<"client_assertion">>, BodyMap),