mirror of
https://github.com/processone/ejabberd.git
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STUN support backport
SVN Revision: 2457
This commit is contained in:
Evgeniy Khramtsov
parent
b453ee5e1f
commit
bf0dbeb8b3
@ -332,9 +332,9 @@ process_term(Term, State) ->
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Listeners2 =
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lists:map(
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fun({PortIP, Module, Opts}) ->
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{Port, IPT, _, _, OptsClean} =
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{Port, IPT, _, _, Proto, OptsClean} =
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ejabberd_listener:parse_listener_portip(PortIP, Opts),
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{{Port, IPT}, Module, OptsClean}
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{{Port, IPT, Proto}, Module, OptsClean}
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end,
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Listeners),
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add_option(listen, Listeners2, State);
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@ -96,8 +96,8 @@ start_dependent(Port, Module, Opts) ->
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{error, Error}
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end.
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init(PortIP, Module, Opts1) ->
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{Port, IPT, IPS, IPV, OptsClean} = parse_listener_portip(PortIP, Opts1),
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init(PortIP, Module, RawOpts) ->
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{Port, IPT, IPS, IPV, Proto, OptsClean} = parse_listener_portip(PortIP, RawOpts),
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%% The first inet|inet6 and the last {ip, _} work,
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%% so overriding those in Opts
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Opts = [IPV | OptsClean] ++ [{ip, IPT}],
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@ -106,6 +106,26 @@ init(PortIP, Module, Opts1) ->
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(inet) -> true;
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(_) -> false
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end, Opts),
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if Proto == udp ->
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init_udp(PortIP, Module, Opts, SockOpts, Port, IPS);
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true ->
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init_tcp(PortIP, Module, Opts, SockOpts, Port, IPS)
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end.
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init_udp(PortIP, Module, Opts, SockOpts, Port, IPS) ->
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case gen_udp:open(Port, [binary,
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{active, false},
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{reuseaddr, true} |
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SockOpts]) of
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{ok, Socket} ->
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%% Inform my parent that this port was opened succesfully
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proc_lib:init_ack({ok, self()}),
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udp_recv(Socket, Module, Opts);
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{error, Reason} ->
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socket_error(Reason, PortIP, Module, SockOpts, Port, IPS)
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end.
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init_tcp(PortIP, Module, Opts, SockOpts, Port, IPS) ->
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Res = gen_tcp:listen(Port, [binary,
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{packet, 0},
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{active, false},
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@ -121,14 +141,7 @@ init(PortIP, Module, Opts1) ->
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%% And now start accepting connection attempts
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accept(ListenSocket, Module, Opts);
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{error, Reason} ->
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ReasonT = case Reason of
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eaddrnotavail -> "IP address not available: " ++ IPS;
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eaddrinuse -> "IP address and port number already used: "++IPS++" "++integer_to_list(Port);
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_ -> atom_to_list(Reason)
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end,
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?ERROR_MSG("Failed to open socket:~n ~p~nReason: ~s",
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[{Port, Module, SockOpts}, ReasonT]),
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throw({Reason, PortIP})
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socket_error(Reason, PortIP, Module, SockOpts, Port, IPS)
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end.
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%% @spec (PortIP, Opts) -> {Port, IPT, IPS, IPV, OptsClean}
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@ -153,24 +166,34 @@ parse_listener_portip(PortIP, Opts) ->
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true -> {inet6, Opts2 -- [inet6]};
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false -> {inet, Opts2}
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end,
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{Port, IPT, IPS} = case PortIP of
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P when is_integer(P) ->
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{Port, IPT, IPS, Proto} =
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case add_proto(PortIP, Opts) of
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{P, Prot} ->
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T = get_ip_tuple(IPOpt, IPVOpt),
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S = inet_parse:ntoa(T),
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{P, T, S};
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{P, T} when is_integer(P) and is_tuple(T) ->
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{P, T, S, Prot};
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{P, T, Prot} when is_integer(P) and is_tuple(T) ->
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S = inet_parse:ntoa(T),
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{P, T, S};
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{P, S} when is_integer(P) and is_list(S) ->
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{P, T, S, Prot};
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{P, S, Prot} when is_integer(P) and is_list(S) ->
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[S | _] = string:tokens(S, "/"),
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{ok, T} = inet_parse:address(S),
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{P, T, S}
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{P, T, S, Prot}
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end,
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IPV = case size(IPT) of
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4 -> inet;
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8 -> inet6
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end,
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{Port, IPT, IPS, IPV, OptsClean}.
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{Port, IPT, IPS, IPV, Proto, OptsClean}.
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add_proto(Port, Opts) when is_integer(Port) ->
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{Port, get_proto(Opts)};
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add_proto({Port, Proto}, _Opts) when is_atom(Proto) ->
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{Port, normalize_proto(Proto)};
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add_proto({Port, Addr}, Opts) ->
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{Port, Addr, get_proto(Opts)};
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add_proto({Port, Addr, Proto}, _Opts) ->
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{Port, Addr, normalize_proto(Proto)}.
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strip_ip_option(Opts) ->
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{IPL, OptsNoIP} = lists:partition(
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@ -215,6 +238,24 @@ accept(ListenSocket, Module, Opts) ->
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accept(ListenSocket, Module, Opts)
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end.
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udp_recv(Socket, Module, Opts) ->
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case gen_udp:recv(Socket, 0) of
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{ok, {Addr, Port, Packet}} ->
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case catch Module:udp_recv(Socket, Addr, Port, Packet, Opts) of
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{'EXIT', Reason} ->
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?ERROR_MSG("failed to process UDP packet:~n"
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"** Source: {~p, ~p}~n"
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"** Reason: ~p~n** Packet: ~p",
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[Addr, Port, Reason, Packet]);
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_ ->
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ok
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end,
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udp_recv(Socket, Module, Opts);
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{error, Reason} ->
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?ERROR_MSG("unexpected UDP error: ~s", [format_error(Reason)]),
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throw({error, Reason})
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end.
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%% @spec (Port, Module, Opts) -> {ok, Pid} | {error, Error}
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start_listener(Port, Module, Opts) ->
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case start_listener2(Port, Module, Opts) of
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@ -280,7 +321,9 @@ stop_listener(PortIP, _Module) ->
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%% Opts = [IPV | {ip, IPT} | atom() | tuple()]
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%% @doc Add a listener and store in config if success
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add_listener(PortIP, Module, Opts) ->
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case start_listener(PortIP, Module, Opts) of
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{Port, IPT, _, _, Proto, _} = parse_listener_portip(PortIP, Opts),
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PortIP1 = {Port, IPT, Proto},
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case start_listener(PortIP1, Module, Opts) of
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{ok, _Pid} ->
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Ports = case ejabberd_config:get_local_option(listen) of
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undefined ->
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@ -288,8 +331,8 @@ add_listener(PortIP, Module, Opts) ->
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Ls ->
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Ls
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end,
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Ports1 = lists:keydelete(PortIP, 1, Ports),
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Ports2 = [{PortIP, Module, Opts} | Ports1],
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Ports1 = lists:keydelete(PortIP1, 1, Ports),
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Ports2 = [{PortIP1, Module, Opts} | Ports1],
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ejabberd_config:add_local_option(listen, Ports2),
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ok;
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{error, {already_started, _Pid}} ->
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@ -298,23 +341,29 @@ add_listener(PortIP, Module, Opts) ->
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{error, Error}
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end.
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%% @spec (PortIP, Module) -> ok
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delete_listener(PortIP, Module) ->
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delete_listener(PortIP, Module, []).
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%% @spec (PortIP, Module, Opts) -> ok
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%% where
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%% PortIP = {Port, IPT | IPS}
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%% Port = integer()
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%% IPT = tuple()
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%% IPS = string()
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%% Module = atom()
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delete_listener(PortIP, Module) ->
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%% Opts = [term()]
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delete_listener(PortIP, Module, Opts) ->
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{Port, IPT, _, _, Proto, _} = parse_listener_portip(PortIP, Opts),
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PortIP1 = {Port, IPT, Proto},
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Ports = case ejabberd_config:get_local_option(listen) of
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undefined ->
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[];
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Ls ->
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Ls
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end,
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Ports1 = lists:keydelete(PortIP, 1, Ports),
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Ports1 = lists:keydelete(PortIP1, 1, Ports),
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ejabberd_config:add_local_option(listen, Ports1),
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stop_listener(PortIP, Module).
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stop_listener(PortIP1, Module).
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is_frontend({frontend, _Module}) -> true;
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is_frontend(_) -> false.
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@ -368,3 +417,41 @@ certfile_readable(Opts) ->
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false -> {false, Path}
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end
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end.
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get_proto(Opts) ->
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case proplists:get_value(proto, Opts) of
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undefined ->
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tcp;
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Proto ->
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normalize_proto(Proto)
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end.
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normalize_proto(tcp) -> tcp;
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normalize_proto(udp) -> udp;
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normalize_proto(UnknownProto) ->
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?WARNING_MSG("There is a problem in the configuration: "
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"~p is an unknown IP protocol. Using tcp as fallback",
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[UnknownProto]),
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tcp.
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socket_error(Reason, PortIP, Module, SockOpts, Port, IPS) ->
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ReasonT = case Reason of
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eaddrnotavail ->
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"IP address not available: " ++ IPS;
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eaddrinuse ->
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"IP address and port number already used: "
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++IPS++" "++integer_to_list(Port);
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_ ->
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format_error(Reason)
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end,
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?ERROR_MSG("Failed to open socket:~n ~p~nReason: ~s",
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[{Port, Module, SockOpts}, ReasonT]),
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throw({Reason, PortIP}).
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format_error(Reason) ->
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case inet:format_error(Reason) of
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"unknown POSIX error" ->
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atom_to_list(Reason);
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ReasonStr ->
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ReasonStr
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end.
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