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<div class="title">helloserver.cpp</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// ---------------------------------------------------------------------</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// pion: a Boost C++ framework for building lightweight HTTP interfaces</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// ---------------------------------------------------------------------</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Copyright (C) 2007-2014 Splunk Inc. (https://github.com/splunk/pion)</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">//</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// Distributed under the Boost Software License, Version 1.0.</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// See http://www.boost.org/LICENSE_1_0.txt</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">//</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <iostream></span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include <boost/asio.hpp></span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include <boost/bind.hpp></span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include <pion/error.hpp></span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include <pion/process.hpp></span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <pion/tcp/server.hpp></span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">using namespace </span><a class="code" href="namespacestd.html">std</a>;</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">using namespace </span><a class="code" href="namespacepion.html">pion</a>;</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00022"></a><span class="lineno"><a class="line" href="class_hello_server.html"> 22</a></span> <span class="keyword">class </span><a class="code" href="class_hello_server.html">HelloServer</a> : <span class="keyword">public</span> <a class="code" href="classpion_1_1tcp_1_1server.html">tcp::server</a> {</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <a class="code" href="class_hello_server.html">HelloServer</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> tcp_port) : <a class="code" href="classpion_1_1tcp_1_1server.html">tcp::server</a>(tcp_port) {}</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_hello_server.html">HelloServer</a>() {}</div><div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="class_hello_server.html#ac35edb46dfb9eaac20b545440385ba19"> 26</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_hello_server.html#ac35edb46dfb9eaac20b545440385ba19">handle_connection</a>(<span class="keyword">const</span> tcp::connection_ptr& tcp_conn)</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  {</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keyword">static</span> <span class="keyword">const</span> std::string HELLO_MESSAGE(<span class="stringliteral">"Hello there!\x0D\x0A"</span>);</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  tcp_conn->set_lifecycle(pion::tcp::connection::LIFECYCLE_CLOSE); <span class="comment">// make sure it will get closed</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  tcp_conn->async_write(boost::asio::buffer(HELLO_MESSAGE),</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  boost::bind(&<a class="code" href="classpion_1_1tcp_1_1connection.html#aa7ff7a6d8325c9cbfb026c1a441523fe">pion::tcp::connection::finish</a>, tcp_conn));</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  }</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> };</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keywordtype">int</span> main (<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> *argv[])</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> {</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> DEFAULT_PORT = 8080;</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="comment">// parse command line: determine port number</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> port = DEFAULT_PORT;</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordflow">if</span> (argc == 2) {</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  port = strtoul(argv[1], 0, 10);</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordflow">if</span> (port == 0) port = DEFAULT_PORT;</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (argc != 1) {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  std::cerr << <span class="stringliteral">"usage: helloserver [port]"</span> << std::endl;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  }</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="comment">// initialize signal handlers, etc.</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  process::initialize();</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="comment">// initialize log system (use simple configuration)</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <a class="code" href="structpion_1_1logger.html">logger</a> main_log(PION_GET_LOGGER(<span class="stringliteral">"helloserver"</span>));</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <a class="code" href="structpion_1_1logger.html">logger</a> pion_log(PION_GET_LOGGER(<span class="stringliteral">"pion"</span>));</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  PION_LOG_SETLEVEL_INFO(main_log);</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  PION_LOG_SETLEVEL_INFO(pion_log);</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  PION_LOG_CONFIG_BASIC;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  </div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">try</span> {</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  </div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="comment">// create a new server to handle the Hello TCP protocol</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  tcp::server_ptr hello_server(<span class="keyword">new</span> <a class="code" href="class_hello_server.html">HelloServer</a>(port));</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  hello_server->start();</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  process::wait_for_shutdown();</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  } <span class="keywordflow">catch</span> (std::exception& e) {</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  PION_LOG_FATAL(main_log, pion::diagnostic_information(e));</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  }</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> }</div><div class="ttc" id="classpion_1_1tcp_1_1connection_html_aa7ff7a6d8325c9cbfb026c1a441523fe"><div class="ttname"><a href="classpion_1_1tcp_1_1connection.html#aa7ff7a6d8325c9cbfb026c1a441523fe">pion::tcp::connection::finish</a></div><div class="ttdeci">void finish(void)</div><div class="ttdef"><b>Definition:</b> <a href="connection_8hpp_source.html#l00596">connection.hpp:596</a></div></div>
<div class="ttc" id="classpion_1_1tcp_1_1server_html"><div class="ttname"><a href="classpion_1_1tcp_1_1server.html">pion::tcp::server</a></div><div class="ttdef"><b>Definition:</b> <a href="tcp_2server_8hpp_source.html#l00032">server.hpp:32</a></div></div>
<div class="ttc" id="class_hello_server_html_ac35edb46dfb9eaac20b545440385ba19"><div class="ttname"><a href="class_hello_server.html#ac35edb46dfb9eaac20b545440385ba19">HelloServer::handle_connection</a></div><div class="ttdeci">virtual void handle_connection(const tcp::connection_ptr &tcp_conn)</div><div class="ttdef"><b>Definition:</b> <a href="helloserver_8cpp_source.html#l00026">helloserver.cpp:26</a></div></div>
<div class="ttc" id="namespacestd_html"><div class="ttname"><a href="namespacestd.html">std</a></div><div class="ttdoc">STL namespace. </div></div>
<div class="ttc" id="structpion_1_1logger_html"><div class="ttname"><a href="structpion_1_1logger.html">pion::logger</a></div><div class="ttdef"><b>Definition:</b> <a href="logger_8hpp_source.html#l00238">logger.hpp:238</a></div></div>
<div class="ttc" id="namespacepion_html"><div class="ttname"><a href="namespacepion.html">pion</a></div><div class="ttdef"><b>Definition:</b> <a href="admin__rights_8hpp_source.html#l00019">admin_rights.hpp:19</a></div></div>
<div class="ttc" id="class_hello_server_html"><div class="ttname"><a href="class_hello_server.html">HelloServer</a></div><div class="ttdoc">simple TCP server that just sends "Hello there!" to each connection </div><div class="ttdef"><b>Definition:</b> <a href="helloserver_8cpp_source.html#l00022">helloserver.cpp:22</a></div></div>
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