| % 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(chttpd_auth). |
| |
| -export([authenticate/2]). |
| -export([authorize/2]). |
| |
| -export([default_authentication_handler/1]). |
| -export([cookie_authentication_handler/1]). |
| -export([proxy_authentication_handler/1]). |
| -export([party_mode_handler/1]). |
| |
| -export([handle_session_req/1]). |
| |
| -include_lib("couch/include/couch_db.hrl"). |
| |
| -define(SERVICE_ID, chttpd_auth). |
| |
| |
| %% ------------------------------------------------------------------ |
| %% API Function Definitions |
| %% ------------------------------------------------------------------ |
| |
| authenticate(HttpReq, Default) -> |
| maybe_handle(authenticate, [HttpReq], Default). |
| |
| authorize(HttpReq, Default) -> |
| maybe_handle(authorize, [HttpReq], Default). |
| |
| |
| %% ------------------------------------------------------------------ |
| %% Default callbacks |
| %% ------------------------------------------------------------------ |
| |
| default_authentication_handler(Req) -> |
| couch_httpd_auth:default_authentication_handler(Req, chttpd_auth_cache). |
| |
| cookie_authentication_handler(Req) -> |
| couch_httpd_auth:cookie_authentication_handler(Req, chttpd_auth_cache). |
| |
| proxy_authentication_handler(Req) -> |
| couch_httpd_auth:proxy_authentication_handler(Req). |
| |
| party_mode_handler(Req) -> |
| case config:get("chttpd", "require_valid_user", "false") of |
| "true" -> |
| throw({unauthorized, <<"Authentication required.">>}); |
| "false" -> |
| case config:get("admins") of |
| [] -> |
| Req#httpd{user_ctx = ?ADMIN_USER}; |
| _ -> |
| Req#httpd{user_ctx=#user_ctx{}} |
| end |
| end. |
| |
| handle_session_req(Req) -> |
| couch_httpd_auth:handle_session_req(Req, chttpd_auth_cache). |
| |
| |
| %% ------------------------------------------------------------------ |
| %% Internal Function Definitions |
| %% ------------------------------------------------------------------ |
| |
| maybe_handle(Func, Args, Default) -> |
| Handle = couch_epi:get_handle(?SERVICE_ID), |
| case couch_epi:decide(Handle, ?SERVICE_ID, Func, Args, []) of |
| no_decision when is_function(Default) -> |
| apply(Default, Args); |
| no_decision -> |
| Default; |
| {decided, Result} -> |
| Result |
| end. |