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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"><title>libpion: /Users/mdickey/code/libpion-export/src/TCPServer.cpp Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.5.2 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul></div><h1>/Users/mdickey/code/libpion-export/src/TCPServer.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// -----------------------------------------------------------------</span><a name="l00002"></a>00002 <span class="comment">// libpion: a C++ framework for building lightweight HTTP interfaces</span><a name="l00003"></a>00003 <span class="comment">// -----------------------------------------------------------------</span><a name="l00004"></a>00004 <span class="comment">// Copyright (C) 2007 Atomic Labs, Inc. (http://www.atomiclabs.com)</span><a name="l00005"></a>00005 <span class="comment">//</span><a name="l00006"></a>00006 <span class="comment">// Distributed under the Boost Software License, Version 1.0.</span><a name="l00007"></a>00007 <span class="comment">// See accompanying file COPYING or copy at http://www.boost.org/LICENSE_1_0.txt</span><a name="l00008"></a>00008 <span class="comment">//</span><a name="l00009"></a>00009 <a name="l00010"></a>00010 <span class="preprocessor">#include <libpion/TCPServer.hpp></span><a name="l00011"></a>00011 <span class="preprocessor">#include <libpion/PionEngine.hpp></span><a name="l00012"></a>00012 <span class="preprocessor">#include <boost/bind.hpp></span><a name="l00013"></a>00013 <a name="l00014"></a>00014 <span class="keyword">using</span> boost::asio::ip::tcp;<a name="l00015"></a>00015 <a name="l00016"></a>00016 <a name="l00017"></a>00017 <span class="keyword">namespace </span>pion { <span class="comment">// begin namespace pion</span><a name="l00018"></a>00018 <a name="l00019"></a>00019 <span class="comment">// TCPServer member functions</span><a name="l00020"></a>00020 <a name="l00021"></a><a class="code" href="classpion_1_1_t_c_p_server.html#09cdecc884b9e098b605a07c151b99f6">00021</a> <a class="code" href="classpion_1_1_t_c_p_server.html#09cdecc884b9e098b605a07c151b99f6">TCPServer::TCPServer</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> tcp_port)<a name="l00022"></a>00022 : m_logger(PION_GET_LOGGER(<span class="stringliteral">"Pion.TCPServer"</span>)),<a name="l00023"></a>00023 m_tcp_acceptor(<a class="code" href="classpion_1_1_pion_engine.html">PionEngine</a>::getInstance().getIOService()),<a name="l00024"></a>00024 #ifdef PION_HAVE_SSL<a name="l00025"></a>00025 m_ssl_context(<a class="code" href="classpion_1_1_pion_engine.html">PionEngine</a>::getInstance().getIOService(), boost::asio::ssl::context::sslv23),<a name="l00026"></a>00026 #else<a name="l00027"></a>00027 m_ssl_context(0),<a name="l00028"></a>00028 #endif<a name="l00029"></a>00029 m_tcp_port(tcp_port), m_ssl_flag(false), m_is_listening(false)<a name="l00030"></a>00030 {}<a name="l00031"></a>00031 <a name="l00032"></a><a class="code" href="classpion_1_1_t_c_p_server.html#9720a022872dbe555c9e94294f20491e">00032</a> <span class="keywordtype">void</span> TCPServer::start(<span class="keywordtype">void</span>)<a name="l00033"></a>00033 {<a name="l00034"></a>00034 <span class="comment">// lock mutex for thread safety</span><a name="l00035"></a>00035 boost::mutex::scoped_lock server_lock(m_mutex);<a name="l00036"></a>00036 <a name="l00037"></a>00037 <span class="keywordflow">if</span> (! m_is_listening) {<a name="l00038"></a>00038 PION_LOG_INFO(<a class="code" href="classpion_1_1_t_c_p_server.html#028f2f5c2af69741b003b438ce682029" title="primary logging interface used by this class">m_logger</a>, <span class="stringliteral">"Starting server on port "</span> << <a class="code" href="classpion_1_1_t_c_p_server.html#ae2c1a58569dfd7342fcf6ccac0746a2" title="returns tcp port number server listens for connections on">getPort</a>());<a name="l00039"></a>00039 <a name="l00040"></a>00040 <a class="code" href="classpion_1_1_t_c_p_server.html#e666db574d7f2e36615b535cf292e636" title="called before the TCP server starts listening for new connections">beforeStarting</a>();<a name="l00041"></a>00041 <a name="l00042"></a>00042 <span class="comment">// configure the acceptor service</span><a name="l00043"></a>00043 tcp::endpoint endpoint(tcp::v4(), m_tcp_port);<a name="l00044"></a>00044 m_tcp_acceptor.open(endpoint.protocol());<a name="l00045"></a>00045 <span class="comment">// allow the acceptor to reuse the address (i.e. SO_REUSEADDR)</span><a name="l00046"></a>00046 m_tcp_acceptor.set_option(tcp::acceptor::reuse_address(<span class="keyword">true</span>));<a name="l00047"></a>00047 m_tcp_acceptor.bind(endpoint);<a name="l00048"></a>00048 m_tcp_acceptor.listen();<a name="l00049"></a>00049 <a name="l00050"></a>00050 m_is_listening = <span class="keyword">true</span>;<a name="l00051"></a>00051 <a name="l00052"></a>00052 <span class="comment">// unlock the mutex since listen() requires its own lock</span><a name="l00053"></a>00053 server_lock.unlock();<a name="l00054"></a>00054 listen();<a name="l00055"></a>00055 }<a name="l00056"></a>00056 }<a name="l00057"></a>00057 <a name="l00058"></a><a class="code" href="classpion_1_1_t_c_p_server.html#4b4f90dc95bbab0ce0827f73859dbf8e">00058</a> <span class="keywordtype">void</span> <a class="code" href="classpion_1_1_t_c_p_server.html#4b4f90dc95bbab0ce0827f73859dbf8e" title="stops listening for new connections">TCPServer::stop</a>(<span class="keywordtype">void</span>)<a name="l00059"></a>00059 {<a name="l00060"></a>00060 <span class="comment">// lock mutex for thread safety</span><a name="l00061"></a>00061 boost::mutex::scoped_lock server_lock(m_mutex);<a name="l00062"></a>00062 <a name="l00063"></a>00063 <span class="keywordflow">if</span> (m_is_listening) {<a name="l00064"></a>00064 PION_LOG_INFO(<a class="code" href="classpion_1_1_t_c_p_server.html#028f2f5c2af69741b003b438ce682029" title="primary logging interface used by this class">m_logger</a>, <span class="stringliteral">"Shutting down server on port "</span> << <a class="code" href="classpion_1_1_t_c_p_server.html#ae2c1a58569dfd7342fcf6ccac0746a2" title="returns tcp port number server listens for connections on">getPort</a>());<a name="l00065"></a>00065 <a name="l00066"></a>00066 m_is_listening = <span class="keyword">false</span>;<a name="l00067"></a>00067 <a name="l00068"></a>00068 <span class="comment">// this terminates any pending connections</span><a name="l00069"></a>00069 m_tcp_acceptor.close();<a name="l00070"></a>00070 <a name="l00071"></a>00071 <span class="comment">// close all of the TCP connections managed by this server instance</span><a name="l00072"></a>00072 std::for_each(m_conn_pool.begin(), m_conn_pool.end(),<a name="l00073"></a>00073 boost::bind(&<a class="code" href="classpion_1_1_t_c_p_connection.html#7f71a359506ed1af3ec481ebffb7d599" title="closes the tcp socket">TCPConnection::close</a>, _1));<a name="l00074"></a>00074 <a name="l00075"></a>00075 <span class="comment">// clear the TCP connection management pool</span><a name="l00076"></a>00076 m_conn_pool.clear();<a name="l00077"></a>00077 <a name="l00078"></a>00078 <a class="code" href="classpion_1_1_t_c_p_server.html#542e1c51e9d07a05c64a4adac13ba0d0" title="called after the TCP server has stopped listing for new connections">afterStopping</a>();<a name="l00079"></a>00079 }<a name="l00080"></a>00080 }<a name="l00081"></a>00081 <a name="l00082"></a>00082 <span class="keywordtype">void</span> TCPServer::listen(<span class="keywordtype">void</span>)<a name="l00083"></a>00083 {<a name="l00084"></a>00084 <span class="comment">// lock mutex for thread safety</span><a name="l00085"></a>00085 boost::mutex::scoped_lock server_lock(m_mutex);<a name="l00086"></a>00086 <a name="l00087"></a>00087 <span class="keywordflow">if</span> (m_is_listening) {<a name="l00088"></a>00088 <span class="comment">// create a new TCP connection object</span><a name="l00089"></a>00089 <a class="code" href="namespacepion.html#1858b89656b28c6498ad9efd6b7e9d41" title="data type for a TCPConnection pointer">TCPConnectionPtr</a> new_connection(<a class="code" href="classpion_1_1_t_c_p_connection.html#7a2e7e30840b48f7659a1c75d51a9f52">TCPConnection::create</a>(m_tcp_acceptor.io_service(),<a name="l00090"></a>00090 m_ssl_context, m_ssl_flag,⌨️ 快捷键说明
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