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Diffstat (limited to 'lib/dialyzer/test/small_SUITE_data/src/comm_layer/comm_port.erl')
| -rw-r--r-- | lib/dialyzer/test/small_SUITE_data/src/comm_layer/comm_port.erl | 241 |
1 files changed, 0 insertions, 241 deletions
diff --git a/lib/dialyzer/test/small_SUITE_data/src/comm_layer/comm_port.erl b/lib/dialyzer/test/small_SUITE_data/src/comm_layer/comm_port.erl deleted file mode 100644 index d9fcb5e625..0000000000 --- a/lib/dialyzer/test/small_SUITE_data/src/comm_layer/comm_port.erl +++ /dev/null @@ -1,241 +0,0 @@ -%% -*- coding: utf-8 -*- -% Copyright 2008 Konrad-Zuse-Zentrum für Informationstechnik Berlin -% -% Licensed under the Apache License, Version 2.0 (the "License"); -% you may not use this file except in compliance with the License. -% You may obtain a copy of the License at -% -% http://www.apache.org/licenses/LICENSE-2.0 -% -% Unless required by applicable law or agreed to in writing, software -% distributed under the License is distributed on an "AS IS" BASIS, -% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -% See the License for the specific language governing permissions and -% limitations under the License. -%%%------------------------------------------------------------------- -%%% File : comm_port.erl -%%% Author : Thorsten Schuett <[email protected]> -%%% Description : Main CommLayer Interface -%%% Maps remote addresses to comm_connection PIDs. -%%% -%%% Created : 18 Apr 2008 by Thorsten Schuett <[email protected]> -%%%------------------------------------------------------------------- -%% @author Thorsten Schuett <[email protected]> -%% @copyright 2008 Konrad-Zuse-Zentrum für Informationstechnik Berlin -%% @version $Id $ --module(comm_layer_dir.comm_port). - --author('[email protected]'). --vsn('$Id: comm_port.erl,v 1.1 2009/11/06 12:41:36 maria Exp $ '). - --behaviour(gen_server). - --import(ets). --import(gen_server). --import(io). --import(log). - --define(ASYNC, true). -%-define(SYNC, true). - -%% API --export([start_link/0, - send/2, - unregister_connection/2, register_connection/4, - set_local_address/2, get_local_address_port/0]). - -%% gen_server callbacks --export([init/1, handle_call/3, handle_cast/2, handle_info/2, - terminate/2, code_change/3]). - -%%==================================================================== -%% API -%%==================================================================== - -%% @doc -%% @spec send({inet:ip_address(), int(), pid()}, term()) -> ok --ifdef(ASYNC). -send({Address, Port, Pid}, Message) -> - gen_server:call(?MODULE, {send, Address, Port, Pid, Message}, 20000). --endif. --ifdef(SYNC). -send({Address, Port, Pid}, Message) -> - case ets:lookup(?MODULE, {Address, Port}) of - [{{Address, Port}, {_LPid, Socket}}] -> - comm_connection:send({Address, Port, Socket}, Pid, Message), - ok; - [] -> - gen_server:call(?MODULE, {send, Address, Port, Pid, Message}, 20000) - end. --endif. - - -%% @doc -%% @spec unregister_connection(inet:ip_address(), int()) -> ok -unregister_connection(Adress, Port) -> - gen_server:call(?MODULE, {unregister_conn, Adress, Port}, 20000). - -%% @doc -%% @spec register_connection(inet:ip_address(), int(), pid(), gen_tcp:socket()) -> ok | duplicate -register_connection(Adress, Port, Pid, Socket) -> - gen_server:call(?MODULE, {register_conn, Adress, Port, Pid, Socket}, 20000). - -%% @doc -%% @spec set_local_address(inet:ip_address(), int()) -> ok -set_local_address(Address, Port) -> - gen_server:call(?MODULE, {set_local_address, Address, Port}, 20000). - - -%% @doc -%% @spec get_local_address_port() -> {inet:ip_address(),int()} -get_local_address_port() -> - case ets:lookup(?MODULE, local_address_port) of - [{local_address_port, Value}] -> - Value; - [] -> - undefined - end. - -%%-------------------------------------------------------------------- -%% Function: start_link() -> {ok,Pid} | ignore | {error,Error} -%% Description: Starts the server -%%-------------------------------------------------------------------- -start_link() -> - gen_server:start_link({local, ?MODULE}, ?MODULE, [], []). - -%%==================================================================== -%% gen_server callbacks -%%==================================================================== - -%%-------------------------------------------------------------------- -%% Function: init(Args) -> {ok, State} | -%% {ok, State, Timeout} | -%% ignore | -%% {stop, Reason} -%% Description: Initiates the server -%%-------------------------------------------------------------------- -init([]) -> - ets:new(?MODULE, [set, protected, named_table]), - {ok, ok}. % empty state. - -%%-------------------------------------------------------------------- -%% Function: %% handle_call(Request, From, State) -> {reply, Reply, State} | -%% {reply, Reply, State, Timeout} | -%% {noreply, State} | -%% {noreply, State, Timeout} | -%% {stop, Reason, Reply, State} | -%% {stop, Reason, State} -%% Description: Handling call messages -%%-------------------------------------------------------------------- -handle_call({send, Address, Port, Pid, Message}, _From, State) -> - send(Address, Port, Pid, Message, State); - -handle_call({unregister_conn, Address, Port}, _From, State) -> - ets:delete(?MODULE, {Address, Port}), - {reply, ok, State}; - -handle_call({register_conn, Address, Port, Pid, Socket}, _From, State) -> - case ets:lookup(?MODULE, {Address, Port}) of - [{{Address, Port}, _}] -> - {reply, duplicate, State}; - [] -> - ets:insert(?MODULE, {{Address, Port}, {Pid, Socket}}), - {reply, ok, State} - end; - -handle_call({set_local_address, Address, Port}, _From, State) -> - ets:insert(?MODULE, {local_address_port, {Address,Port}}), - {reply, ok, State}. - -%%-------------------------------------------------------------------- -%% Function: handle_cast(Msg, State) -> {noreply, State} | -%% {noreply, State, Timeout} | -%% {stop, Reason, State} -%% Description: Handling cast messages -%%-------------------------------------------------------------------- -handle_cast(_Msg, State) -> - {noreply, State}. - -%%-------------------------------------------------------------------- -%% Function: handle_info(Info, State) -> {noreply, State} | -%% {noreply, State, Timeout} | -%% {stop, Reason, State} -%% Description: Handling all non call/cast messages -%%-------------------------------------------------------------------- -handle_info(_Info, State) -> - {noreply, State}. - -%%-------------------------------------------------------------------- -%% Function: terminate(Reason, State) -> void() -%% Description: This function is called by a gen_server when it is about to -%% terminate. It should be the opposite of Module:init/1 and do any necessary -%% cleaning up. When it returns, the gen_server terminates with Reason. -%% The return value is ignored. -%%-------------------------------------------------------------------- -terminate(_Reason, _State) -> - ok. - -%%-------------------------------------------------------------------- -%% Func: code_change(OldVsn, State, Extra) -> {ok, NewState} -%% Description: Convert process state when code is changed -%%-------------------------------------------------------------------- -code_change(_OldVsn, State, _Extra) -> - {ok, State}. - -%%-------------------------------------------------------------------- -%%% Internal functions -%%-------------------------------------------------------------------- - --ifdef(ASYNC). -send(Address, Port, Pid, Message, State) -> - {DepAddr,DepPort} = get_local_address_port(), - if - DepAddr == undefined -> - open_sync_connection(Address, Port, Pid, Message, State); - true -> - case ets:lookup(?MODULE, {Address, Port}) of - [{{Address, Port}, {ConnPid, _Socket}}] -> - ConnPid ! {send, Pid, Message}, - {reply, ok, State}; - [] -> - ConnPid = comm_connection:open_new_async(Address, Port, - DepAddr, DepPort), - ets:insert(?MODULE, {{Address, Port}, {ConnPid, undef}}), - ConnPid ! {send, Pid, Message}, - {reply, ok, State} - end - end. --endif. - --ifdef(SYNC). -send(Address, Port, Pid, Message, State) -> - case ets:lookup(?MODULE, {Address, Port}) of - [{{Address, Port}, {_LPid, Socket}}] -> - comm_connection:send({Address, Port, Socket}, Pid, Message), - {reply, ok, State}; - [] -> - open_sync_connection(Address, Port, Pid, Message, State) - end. --endif. - - -open_sync_connection(Address, Port, Pid, Message, State) -> - {DepAddr,DepPort} = get_local_address_port(), - case comm_connection:open_new(Address, Port, DepAddr, DepPort) of - {local_ip, MyIP, MyPort, MyPid, MySocket} -> - comm_connection:send({Address, Port, MySocket}, Pid, Message), - log:log(info,"[ CC ] this() == ~w", [{MyIP, MyPort}]), - % set_local_address(t, {MyIP,MyPort}}), - % register_connection(Address, Port, MyPid, MySocket), - ets:insert(?MODULE, {local_address_port, {MyIP,MyPort}}), - ets:insert(?MODULE, {{Address, Port}, {MyPid, MySocket}}), - {reply, ok, State}; - fail -> - % drop message (remote node not reachable, failure detector will notice) - {reply, ok, State}; - {connection, LocalPid, NewSocket} -> - comm_connection:send({Address, Port, NewSocket}, Pid, Message), - ets:insert(?MODULE, {{Address, Port}, {LocalPid, NewSocket}}), - % register_connection(Address, Port, LPid, NewSocket), - {reply, ok, State} - end. |