diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/ranch.app.src | 2 | ||||
| -rw-r--r-- | src/ranch.erl | 20 | ||||
| -rw-r--r-- | src/ranch_listener_sup.erl | 7 | ||||
| -rw-r--r-- | src/ranch_server.erl | 92 | ||||
| -rw-r--r-- | src/ranch_sup.erl | 6 |
5 files changed, 106 insertions, 21 deletions
diff --git a/src/ranch.app.src b/src/ranch.app.src index dd2840c..8d0a208 100644 --- a/src/ranch.app.src +++ b/src/ranch.app.src @@ -16,7 +16,7 @@ {description, "Socket acceptor pool for TCP protocols."}, {vsn, git}, {modules, []}, - {registered, [ranch_sup]}, + {registered, [ranch_sup, ranch_server]}, {applications, [ kernel, stdlib diff --git a/src/ranch.erl b/src/ranch.erl index 3f07df7..3360154 100644 --- a/src/ranch.erl +++ b/src/ranch.erl @@ -78,7 +78,7 @@ child_spec(Ref, NbAcceptors, Transport, TransOpts, Protocol, ProtoOpts) when is_integer(NbAcceptors) andalso is_atom(Transport) andalso is_atom(Protocol) -> {{ranch_listener_sup, Ref}, {ranch_listener_sup, start_link, [ - NbAcceptors, Transport, TransOpts, Protocol, ProtoOpts + Ref, NbAcceptors, Transport, TransOpts, Protocol, ProtoOpts ]}, permanent, 5000, supervisor, [ranch_listener_sup]}. %% @doc Acknowledge the accepted connection. @@ -92,14 +92,14 @@ accept_ack(ListenerPid) -> %% @doc Return the listener's port. -spec get_port(any()) -> inet:port_number(). get_port(Ref) -> - ListenerPid = ref_to_listener_pid(Ref), + ListenerPid = ranch_server:lookup_listener(Ref), {ok, Port} = ranch_listener:get_port(ListenerPid), Port. %% @doc Return the current protocol options for the given listener. -spec get_protocol_options(any()) -> any(). get_protocol_options(Ref) -> - ListenerPid = ref_to_listener_pid(Ref), + ListenerPid = ranch_server:lookup_listener(Ref), {ok, ProtoOpts} = ranch_listener:get_protocol_options(ListenerPid), ProtoOpts. @@ -110,17 +110,5 @@ get_protocol_options(Ref) -> %% no effect on the currently opened connections. -spec set_protocol_options(any(), any()) -> ok. set_protocol_options(Ref, ProtoOpts) -> - ListenerPid = ref_to_listener_pid(Ref), + ListenerPid = ranch_server:lookup_listener(Ref), ok = ranch_listener:set_protocol_options(ListenerPid, ProtoOpts). - -%% Internal. - --spec ref_to_listener_pid(any()) -> pid(). -ref_to_listener_pid(Ref) -> - Children = supervisor:which_children(ranch_sup), - {_, ListenerSupPid, _, _} = lists:keyfind( - {ranch_listener_sup, Ref}, 1, Children), - ListenerSupChildren = supervisor:which_children(ListenerSupPid), - {_, ListenerPid, _, _} = lists:keyfind( - ranch_listener, 1, ListenerSupChildren), - ListenerPid. diff --git a/src/ranch_listener_sup.erl b/src/ranch_listener_sup.erl index 63e3ffe..b42732d 100644 --- a/src/ranch_listener_sup.erl +++ b/src/ranch_listener_sup.erl @@ -17,21 +17,22 @@ -behaviour(supervisor). %% API. --export([start_link/5]). +-export([start_link/6]). %% supervisor. -export([init/1]). %% API. --spec start_link(non_neg_integer(), module(), any(), module(), any()) +-spec start_link(any(), non_neg_integer(), module(), any(), module(), any()) -> {ok, pid()}. -start_link(NbAcceptors, Transport, TransOpts, Protocol, ProtoOpts) -> +start_link(Ref, NbAcceptors, Transport, TransOpts, Protocol, ProtoOpts) -> MaxConns = proplists:get_value(max_connections, TransOpts, 1024), {ok, SupPid} = supervisor:start_link(?MODULE, []), {ok, ListenerPid} = supervisor:start_child(SupPid, {ranch_listener, {ranch_listener, start_link, [MaxConns, ProtoOpts]}, permanent, 5000, worker, [ranch_listener]}), + ok = ranch_server:insert_listener(Ref, ListenerPid), {ok, ConnsPid} = supervisor:start_child(SupPid, {ranch_conns_sup, {ranch_conns_sup, start_link, []}, permanent, 5000, supervisor, [ranch_conns_sup]}), diff --git a/src/ranch_server.erl b/src/ranch_server.erl new file mode 100644 index 0000000..bafdeb5 --- /dev/null +++ b/src/ranch_server.erl @@ -0,0 +1,92 @@ +%% Copyright (c) 2012, Loïc Hoguin <[email protected]> +%% +%% 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_server). +-behaviour(gen_server). + +%% API. +-export([start_link/0]). +-export([insert_listener/2]). +-export([lookup_listener/1]). + +%% gen_server. +-export([init/1]). +-export([handle_call/3]). +-export([handle_cast/2]). +-export([handle_info/2]). +-export([terminate/2]). +-export([code_change/3]). + +-define(TAB, ?MODULE). + +-type key() :: {listener, any()}. +-record(state, { + monitors = [] :: [{{reference(), pid()}, key()}] +}). + +%% API. + +%% @doc Start the ranch_server gen_server. +-spec start_link() -> {ok, pid()}. +start_link() -> + gen_server:start_link({local, ?MODULE}, ?MODULE, [], []). + +%% @doc Insert a listener into the database. +-spec insert_listener(any(), pid()) -> ok. +insert_listener(Ref, Pid) -> + true = ets:insert_new(?TAB, {{listener, Ref}, Pid}), + gen_server:cast(?MODULE, {insert_listener, Ref, Pid}). + +%% @doc Lookup a listener in the database. +-spec lookup_listener(any()) -> pid(). +lookup_listener(Ref) -> + ets:lookup_element(?TAB, {listener, Ref}, 2). + +%% gen_server. + +%% @private +init([]) -> + ?TAB = ets:new(?TAB, [ + ordered_set, public, named_table, {read_concurrency, true}]), + {ok, #state{}}. + +%% @private +handle_call(_Request, _From, State) -> + {reply, ignore, State}. + +%% @private +handle_cast({insert_listener, Ref, Pid}, State=#state{monitors=Monitors}) -> + MonitorRef = erlang:monitor(process, Pid), + {noreply, State#state{ + monitors=[{{MonitorRef, Pid}, {listener, Ref}}|Monitors]}}; +handle_cast(_Request, State) -> + {noreply, State}. + +%% @private +handle_info({'DOWN', Ref, process, Pid, _}, State=#state{monitors=Monitors}) -> + {_, Key} = lists:keyfind({Ref, Pid}, 1, Monitors), + true = ets:delete(?TAB, Key), + Monitors2 = lists:keydelete({Ref, Pid}, 1, Monitors), + {noreply, State#state{monitors=Monitors2}}; +handle_info(_Info, State) -> + {noreply, State}. + +%% @private +terminate(_Reason, _State) -> + ok. + +%% @private +code_change(_OldVsn, State, _Extra) -> + {ok, State}. diff --git a/src/ranch_sup.erl b/src/ranch_sup.erl index 5551f12..ff05194 100644 --- a/src/ranch_sup.erl +++ b/src/ranch_sup.erl @@ -33,4 +33,8 @@ start_link() -> %% supervisor. init([]) -> - {ok, {{one_for_one, 10, 10}, []}}. + Procs = [ + {ranch_server, {ranch_server, start_link, []}, + permanent, 5000, worker, [ranch_server]} + ], + {ok, {{one_for_one, 10, 10}, Procs}}. |