1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
|
%% ----------------------------------------------------------------------------
%% RabbitMQ OAuth2 Plugin
%%
%% See https://github.com/rabbitmq/rabbitmq-server/blob/master/deps/rabbitmq_auth_backend_oauth2/ for details.
%%
%% ----------------------------------------------------------------------------
%% A prefix used for scopes in UAA to avoid scope collisions (or unintended overlap). It is an empty string by default.
%%
%% {resource_server_id, <<"my_rabbit_server">>},
{mapping,
"auth_oauth2.resource_server_id",
"rabbitmq_auth_backend_oauth2.resource_server_id",
[{datatype, string}]}.
{translation,
"rabbitmq_auth_backend_oauth2.resource_server_id",
fun(Conf) -> list_to_binary(cuttlefish:conf_get("auth_oauth2.resource_server_id", Conf))
end}.
%% An identifier used for JWT Tokens compliant with Rich Authorization Request spec
%% RabbitMq uses this field as discriminator to filter out permissions meant for RabbitMQ
%% as a Resource server
%%
%% {resource_server_type, <<"rabbitmq">>},
{mapping,
"auth_oauth2.resource_server_type",
"rabbitmq_auth_backend_oauth2.resource_server_type",
[{datatype, string}]}.
{translation,
"rabbitmq_auth_backend_oauth2.resource_server_type",
fun(Conf) -> list_to_binary(cuttlefish:conf_get("auth_oauth2.resource_server_type", Conf))
end}.
%% Configure the plugin to also look in other fields using additional_scopes_key (maps to extra_scopes_source in the old format)
%%
%% {additional_scopes_key, <<"my_custom_scope_key">>},
{mapping,
"auth_oauth2.additional_scopes_key",
"rabbitmq_auth_backend_oauth2.extra_scopes_source",
[{datatype, string}]}.
{translation,
"rabbitmq_auth_backend_oauth2.extra_scopes_source",
fun(Conf) ->
list_to_binary(cuttlefish:conf_get("auth_oauth2.additional_scopes_key", Conf))
end}.
%% Configure the plugin to skip validation of the aud field
%%
%% {verify_aud, true},
{mapping,
"auth_oauth2.verify_aud",
"rabbitmq_auth_backend_oauth2.verify_aud",
[{datatype, {enum, [true, false]}}]}.
%% Configure the preferred username's JWT claim(s). These are the JWT claims or attributes
%% used to determine the user's identity, a.k.a username.
%% RabbitMQ appends `sub` and `client_id` claims.
%% e.g. RabbitMQ first looks for username claim. If it is not present, it looks for user_name
%% and so forth. If it cannot find any, it defauls to unknown.
%% {preferred_username_claims, [<<"username">>, <<"user_name">>, <<"email">> ]},
{mapping,
"auth_oauth2.preferred_username_claims.$preferred_username_claims",
"rabbitmq_auth_backend_oauth2.preferred_username_claims",
[{datatype, string}]}.
{translation,
"rabbitmq_auth_backend_oauth2.preferred_username_claims",
fun(Conf) ->
Settings = cuttlefish_variable:filter_by_prefix("auth_oauth2.preferred_username_claims", Conf),
[list_to_binary(V) || {_, V} <- Settings]
end}.
%% ID of the default signing key
%%
%% {default_key, <<"key-1">>},
{mapping,
"auth_oauth2.default_key",
"rabbitmq_auth_backend_oauth2.key_config.default_key",
[{datatype, string}]}.
{translation,
"rabbitmq_auth_backend_oauth2.key_config.default_key",
fun(Conf) -> list_to_binary(cuttlefish:conf_get("auth_oauth2.default_key", Conf)) end}.
%% A map of signing keys
%%
%% {signing_keys, #{<<"id1">> => {pem, <<"value1">>}, <<"id2">> => {pem, <<"value2">>}}}
%% validator doesn't work
{mapping,
"auth_oauth2.signing_keys.$name",
"rabbitmq_auth_backend_oauth2.key_config.signing_keys",
[{datatype, file}, {validators, ["file_accessible"]}]}.
{translation,
"rabbitmq_auth_backend_oauth2.key_config.signing_keys",
fun(Conf) ->
Settings = cuttlefish_variable:filter_by_prefix("auth_oauth2.signing_keys", Conf),
TryReadingFileFun =
fun(Path) ->
case file:read_file(Path) of
{ok, Bin} ->
string:trim(Bin, trailing, "\n");
_ ->
%% this throws and makes Cuttlefish treak the key as invalid
cuttlefish:invalid("file does not exist or cannot be read by the node")
end
end,
SigningKeys =
lists:map(fun({Id, Path}) ->
{list_to_binary(lists:last(Id)), {pem, TryReadingFileFun(Path)}}
end, Settings),
maps:from_list(SigningKeys)
end}.
{mapping,
"auth_oauth2.jwks_url",
"rabbitmq_auth_backend_oauth2.key_config.jwks_url",
[{datatype, string}, {validators, ["uri", "https_uri"]}]}.
{mapping,
"auth_oauth2.https.peer_verification",
"rabbitmq_auth_backend_oauth2.key_config.peer_verification",
[{datatype, {enum, [verify_peer, verify_none]}}]}.
{mapping,
"auth_oauth2.https.cacertfile",
"rabbitmq_auth_backend_oauth2.key_config.cacertfile",
[{datatype, file}, {validators, ["file_accessible"]}]}.
{mapping,
"auth_oauth2.https.depth",
"rabbitmq_auth_backend_oauth2.key_config.depth",
[{datatype, integer}]}.
{mapping,
"auth_oauth2.https.hostname_verification",
"rabbitmq_auth_backend_oauth2.key_config.hostname_verification",
[{datatype, {enum, [wildcard, none]}}]}.
{mapping,
"auth_oauth2.https.crl_check",
"rabbitmq_auth_backend_oauth2.key_config.crl_check",
[{datatype, {enum, [true, false, peer, best_effort]}}]}.
{mapping,
"auth_oauth2.https.fail_if_no_peer_cert",
"rabbitmq_auth_backend_oauth2.key_config.fail_if_no_peer_cert",
[{datatype, {enum, [true, false]}}]}.
{validator, "https_uri", "According to the JWT Specification, Key Server URL must be https.",
fun(Uri) -> string:nth_lexeme(Uri, 1, "://") == "https" end}.
{mapping,
"auth_oauth2.algorithms.$algorithm",
"rabbitmq_auth_backend_oauth2.key_config.algorithms",
[{datatype, string}]}.
{translation, "rabbitmq_auth_backend_oauth2.key_config.algorithms",
fun(Conf) ->
Settings = cuttlefish_variable:filter_by_prefix("auth_oauth2.algorithms", Conf),
[list_to_binary(V) || {_, V} <- Settings]
end}.
|
