No need for the bucket to be configurable.

While there, create the bucket for the users during initialization.

dudeswave/src/dudeswave_app.erl

@@ -18,6 +18,9 @@
 
 -export([start/2, stop/1]).
 
+-define(APPBUCKET, dudeswave).
+-define(USERSBUCKET, dudes).
+
 start(_Type, StartArgs) ->
 	{ok, Addr} = case application:get_env(ip) of
 		{ok, AddrConf} -> inet:parse_address(AddrConf);
@@ -26,19 +29,20 @@ start(_Type, StartArgs) ->
 
 	{ok, Port} = application:get_env(port),
 
-	Bucket = case application:get_env(bucket) of
-		{ok, V} -> V;
-		false -> dudeswave
+	case storage:create(?APPBUCKET) of
+		ok -> bootstrap(?APPBUCKET);
+		{error, {already_exists, ?APPBUCKET, _}} -> ok;
+		_ -> exit(blog_storage_init_failed)
 	end,
 
-	ok = case storage:create(Bucket) of
-		ok -> bootstrap(Bucket);
-		{error, {already_exists, Bucket, _}} -> ok;
-		_ -> exit(storage_bootstrap_failed)
+	case storage:create(?USERSBUCKET) of
+		ok -> ok;
+		{error, {already_exists, ?USERSBUCKET, _}} -> ok;
+		_ -> exit(users_init_failed)
 	end,
 
 	Dispatch = cowboy_router:compile([
-	    {'_', [{"/", dudeswave_handler, #{bucket => Bucket}}]}
+	    {'_', [{"/", dudeswave_handler, #{bucket => ?APPBUCKET}}]}
 	]),
 
 	{ok, ListenerPid} = cowboy:start_tls(dudeswave_listener, [