ranch_listener_sup.erl (1714B)
1 %% Copyright (c) 2011-2018, Loïc Hoguin <essen@ninenines.eu> 2 %% 3 %% Permission to use, copy, modify, and/or distribute this software for any 4 %% purpose with or without fee is hereby granted, provided that the above 5 %% copyright notice and this permission notice appear in all copies. 6 %% 7 %% THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 8 %% WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 9 %% MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 10 %% ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 11 %% WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 12 %% ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 13 %% OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 14 15 -module(ranch_listener_sup). 16 -behaviour(supervisor). 17 18 -export([start_link/5]). 19 -export([init/1]). 20 21 -spec start_link(ranch:ref(), module(), any(), module(), any()) 22 -> {ok, pid()}. 23 start_link(Ref, Transport, TransOpts, Protocol, ProtoOpts) -> 24 MaxConns = maps:get(max_connections, TransOpts, 1024), 25 ranch_server:set_new_listener_opts(Ref, MaxConns, TransOpts, ProtoOpts, 26 [Ref, Transport, TransOpts, Protocol, ProtoOpts]), 27 supervisor:start_link(?MODULE, { 28 Ref, Transport, Protocol 29 }). 30 31 init({Ref, Transport, Protocol}) -> 32 ok = ranch_server:set_listener_sup(Ref, self()), 33 ChildSpecs = [ 34 {ranch_conns_sup, {ranch_conns_sup, start_link, 35 [Ref, Transport, Protocol]}, 36 permanent, infinity, supervisor, [ranch_conns_sup]}, 37 {ranch_acceptors_sup, {ranch_acceptors_sup, start_link, 38 [Ref, Transport]}, 39 permanent, infinity, supervisor, [ranch_acceptors_sup]} 40 ], 41 {ok, {{rest_for_one, 1, 5}, ChildSpecs}}.