From 4156fa3ebb978a21b52abf94202bb3d7676f4c03 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Lo=C3=AFc=20Hoguin?= Date: Thu, 12 Apr 2012 23:22:52 +0200 Subject: Import the acceptor code from Cowboy Modules were renamed. The 'cowboy_' prefix became 'ranch_'. At the same time, ranch_ssl_transport became ranch_ssl, and ranch_tcp_transport became ranch_tcp, because appending '_transport' felt a bit redundant considering SSL and TCP clearly are transports. One test has been added to make sure everything is working. --- src/ranch_acceptor.erl | 57 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 src/ranch_acceptor.erl (limited to 'src/ranch_acceptor.erl') diff --git a/src/ranch_acceptor.erl b/src/ranch_acceptor.erl new file mode 100644 index 0000000..f35b025 --- /dev/null +++ b/src/ranch_acceptor.erl @@ -0,0 +1,57 @@ +%% Copyright (c) 2011-2012, Loïc Hoguin +%% +%% Permission to use, copy, modify, and/or distribute this software for any +%% purpose with or without fee is hereby granted, provided that the above +%% copyright notice and this permission notice appear in all copies. +%% +%% THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES +%% WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF +%% MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR +%% ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES +%% WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN +%% ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF +%% OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + +%% @private +-module(ranch_acceptor). + +-export([start_link/6]). %% API. +-export([acceptor/7]). %% Internal. + +%% API. + +-spec start_link(inet:socket(), module(), module(), any(), + pid(), pid()) -> {ok, pid()}. +start_link(LSocket, Transport, Protocol, Opts, + ListenerPid, ConnsSup) -> + Pid = spawn_link(?MODULE, acceptor, + [LSocket, Transport, Protocol, Opts, 1, ListenerPid, ConnsSup]), + {ok, Pid}. + +%% Internal. + +-spec acceptor(inet:socket(), module(), module(), any(), + non_neg_integer(), pid(), pid()) -> no_return(). +acceptor(LSocket, Transport, Protocol, Opts, OptsVsn, ListenerPid, ConnsSup) -> + Res = case Transport:accept(LSocket, 2000) of + {ok, CSocket} -> + {ok, Pid} = supervisor:start_child(ConnsSup, + [ListenerPid, CSocket, Transport, Protocol, Opts]), + Transport:controlling_process(CSocket, Pid), + ranch_listener:add_connection(ListenerPid, + default, Pid, OptsVsn); + {error, timeout} -> + ranch_listener:check_upgrades(ListenerPid, OptsVsn); + {error, _Reason} -> + %% @todo Probably do something here. If the socket was closed, + %% we may want to try and listen again on the port? + ok + end, + case Res of + ok -> + ?MODULE:acceptor(LSocket, Transport, Protocol, + Opts, OptsVsn, ListenerPid, ConnsSup); + {upgrade, Opts2, OptsVsn2} -> + ?MODULE:acceptor(LSocket, Transport, Protocol, + Opts2, OptsVsn2, ListenerPid, ConnsSup) + end. -- cgit v1.2.3