1 files changed, 51 insertions, 0 deletions
diff --git a/deps/rabbitmq_management/src/rabbit_mgmt_wm_auth.erl b/deps/rabbitmq_management/src/rabbit_mgmt_wm_auth.erl
new file mode 100644
index 0000000000..6899fc54ee
--- /dev/null
+++ b/deps/rabbitmq_management/src/rabbit_mgmt_wm_auth.erl
@@ -0,0 +1,51 @@
+%% This Source Code Form is subject to the terms of the Mozilla Public
+%% License, v. 2.0. If a copy of the MPL was not distributed with this
+%% file, You can obtain one at https://mozilla.org/MPL/2.0/.
+%%
+%% Copyright (c) 2007-2020 VMware, Inc. or its affiliates.  All rights reserved.
+%%
+
+-module(rabbit_mgmt_wm_auth).
+
+-export([init/2, to_json/2, content_types_provided/2, is_authorized/2]).
+-export([variances/2]).
+
+-include_lib("rabbitmq_management_agent/include/rabbit_mgmt_records.hrl").
+-include_lib("rabbit_common/include/rabbit.hrl").
+
+%%--------------------------------------------------------------------
+
+init(Req, _State) ->
+    {cowboy_rest, rabbit_mgmt_headers:set_common_permission_headers(Req, ?MODULE), #context{}}.
+
+variances(Req, Context) ->
+    {[<<"accept-encoding">>, <<"origin">>], Req, Context}.
+
+content_types_provided(ReqData, Context) ->
+   {rabbit_mgmt_util:responder_map(to_json), ReqData, Context}.
+
+to_json(ReqData, Context) ->
+    EnableUAA = application:get_env(rabbitmq_management, enable_uaa, false),
+    Data = case EnableUAA of
+               true ->
+                   UAAClientId = application:get_env(rabbitmq_management, uaa_client_id, ""),
+                   UAALocation = application:get_env(rabbitmq_management, uaa_location, ""),
+                   case is_invalid([UAAClientId, UAALocation]) of
+                       true ->
+                           rabbit_log:warning("Disabling OAuth 2 authorization, relevant configuration settings are missing", []),
+                           [{enable_uaa, false}, {uaa_client_id, <<>>}, {uaa_location, <<>>}];
+                       false ->
+                           [{enable_uaa, true},
+                            {uaa_client_id, rabbit_data_coercion:to_binary(UAAClientId)},
+                            {uaa_location, rabbit_data_coercion:to_binary(UAALocation)}]
+                   end;
+               false ->
+                   [{enable_uaa, false}, {uaa_client_id, <<>>}, {uaa_location, <<>>}]
+           end,
+    rabbit_mgmt_util:reply(Data, ReqData, Context).
+
+is_authorized(ReqData, Context) ->
+    {true, ReqData, Context}.
+
+is_invalid(List) ->
+    lists:any(fun(V) -> V == "" end, List).