[GitHub] [couchdb] big-r81 commented on a diff in pull request #4240: Couch password server process

[GitBox <gi...@apache.org>]

big-r81 commented on code in PR #4240:
URL: https://github.com/apache/couchdb/pull/4240#discussion_r1004657982


##########
src/couch/src/couch_password_server.erl:
##########
@@ -0,0 +1,86 @@
+% 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(couch_password_server).
+
+-behaviour(gen_server).
+
+-include_lib("couch/include/couch_db.hrl").
+
+-export([start_link/0]).
+-export([
+    init/1,
+    handle_call/3,
+    handle_cast/2,
+    handle_info/2,
+    terminate/2,
+    code_change/3
+]).
+
+-export([sync_hash/0, async_hash/0]).
+
+-record(state, {}).
+
+%%%===================================================================
+%%% Public functions
+%%%===================================================================
+
+sync_hash() ->
+    gen_server:call(?MODULE, hash_passwords).
+async_hash() ->
+    gen_server:cast(?MODULE, hash_passwords).
+
+%%%===================================================================
+%%% Spawning and gen_server implementation
+%%%===================================================================
+
+start_link() ->
+    gen_server:start_link({local, ?MODULE}, ?MODULE, [], []).
+
+init(_Args) ->
+    {ok, #state{}}.
+
+handle_call(hash_passwords, _From, _State) ->
+    {reply, hash_admin_passwords(), _State};
+handle_call(_Request, _From, State = #state{}) ->
+    {reply, ok, State}.

Review Comment:
   So we would have a `{stop, invalid_call, State}`?



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