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<div id="projectname">FairMQ
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 <span id="projectnumber">1.4.14</span>
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<div id="projectbrief">C++ Message Queuing Library and Framework</div>
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<li class="navelem"><a class="el" href="dir_d6b28f7731906a8cbc4171450df4b180.html">fairmq</a></li><li class="navelem"><a class="el" href="dir_6475741fe3587c0a949798307da6131d.html">shmem</a></li> </ul>
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<div class="title">Monitor.h</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"> * Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *</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"> * This software is distributed under the terms of the *</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * GNU Lesser General Public Licence (LGPL) version 3, *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * copied verbatim in the file "LICENSE" *</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> ********************************************************************************/</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#ifndef FAIR_MQ_SHMEM_MONITOR_H_</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#define FAIR_MQ_SHMEM_MONITOR_H_</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include <boost/interprocess/managed_shared_memory.hpp></span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include <thread></span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include <chrono></span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <atomic></span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <string></span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <stdexcept></span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <unordered_map></span></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> <span class="keyword">namespace </span><a class="code" href="namespacefair.html">fair</a></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> {</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">namespace </span>mq</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> {</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="keyword">namespace </span>shmem</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1Monitor.html"> 27</a></span> <span class="keyword">class </span><a class="code" href="classfair_1_1mq_1_1shmem_1_1Monitor.html">Monitor</a></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> {</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <a class="code" href="classfair_1_1mq_1_1shmem_1_1Monitor.html">Monitor</a>(<span class="keyword">const</span> std::string& shmId, <span class="keywordtype">bool</span> selfDestruct, <span class="keywordtype">bool</span> interactive, <span class="keywordtype">bool</span> viewOnly, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> timeoutInMS, <span class="keywordtype">bool</span> runAsDaemon, <span class="keywordtype">bool</span> cleanOnExit);</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <a class="code" href="classfair_1_1mq_1_1shmem_1_1Monitor.html">Monitor</a>(<span class="keyword">const</span> <a class="code" href="classfair_1_1mq_1_1shmem_1_1Monitor.html">Monitor</a>&) = <span class="keyword">delete</span>;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <a class="code" href="classfair_1_1mq_1_1shmem_1_1Monitor.html">Monitor</a> operator=(<span class="keyword">const</span> <a class="code" href="classfair_1_1mq_1_1shmem_1_1Monitor.html">Monitor</a>&) = <span class="keyword">delete</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>  <span class="keyword">virtual</span> ~<a class="code" href="classfair_1_1mq_1_1shmem_1_1Monitor.html">Monitor</a>();</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordtype">void</span> CatchSignals();</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordtype">void</span> Run();</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="keywordtype">void</span> Cleanup(<span class="keyword">const</span> std::string& shmId);</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> RemoveObject(<span class="keyword">const</span> std::string&);</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> RemoveFileMapping(<span class="keyword">const</span> std::string&);</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> RemoveQueue(<span class="keyword">const</span> std::string&);</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> RemoveMutex(<span class="keyword">const</span> std::string&);</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> RemoveCondition(<span class="keyword">const</span> std::string&);</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="structfair_1_1mq_1_1shmem_1_1Monitor_1_1DaemonPresent.html"> 47</a></span>  <span class="keyword">struct </span><a class="code" href="structfair_1_1mq_1_1shmem_1_1Monitor_1_1DaemonPresent.html">DaemonPresent</a> : std::runtime_error { <span class="keyword">using</span> std::runtime_error::runtime_error; };</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordtype">void</span> PrintHeader();</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordtype">void</span> PrintHelp();</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordtype">void</span> PrintQueues();</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordtype">void</span> MonitorHeartbeats();</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordtype">void</span> CheckSegment();</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordtype">void</span> Interactive();</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordtype">void</span> SignalMonitor();</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordtype">bool</span> fSelfDestruct; <span class="comment">// will self-destruct after the memory has been closed</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordtype">bool</span> fInteractive; <span class="comment">// running in interactive mode</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordtype">bool</span> fViewOnly; <span class="comment">// view only mode</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordtype">bool</span> fIsDaemon;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordtype">bool</span> fSeenOnce; <span class="comment">// true is segment has been opened successfully at least once</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordtype">bool</span> fCleanOnExit;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> fTimeoutInMS;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  std::string fShmId;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  std::string fSegmentName;</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  std::string fManagementSegmentName;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  std::string fControlQueueName;</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  std::atomic<bool> fTerminating;</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  std::atomic<bool> fHeartbeatTriggered;</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  std::chrono::high_resolution_clock::time_point fLastHeartbeat;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  std::thread fSignalThread;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  boost::interprocess::managed_shared_memory fManagementSegment;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  std::unordered_map<std::string, std::chrono::high_resolution_clock::time_point> fDeviceHeartbeats;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> };</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> } <span class="comment">// namespace shmem</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> } <span class="comment">// namespace mq</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> } <span class="comment">// namespace fair</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#endif </span><span class="comment">/* FAIR_MQ_SHMEM_MONITOR_H_ */</span><span class="preprocessor"></span></div><div class="ttc" id="classfair_1_1mq_1_1shmem_1_1Monitor_html"><div class="ttname"><a href="classfair_1_1mq_1_1shmem_1_1Monitor.html">fair::mq::shmem::Monitor</a></div><div class="ttdef"><b>Definition:</b> Monitor.h:27</div></div>
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<div class="ttc" id="structfair_1_1mq_1_1shmem_1_1Monitor_1_1DaemonPresent_html"><div class="ttname"><a href="structfair_1_1mq_1_1shmem_1_1Monitor_1_1DaemonPresent.html">fair::mq::shmem::Monitor::DaemonPresent</a></div><div class="ttdef"><b>Definition:</b> Monitor.h:47</div></div>
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<div class="ttc" id="namespacefair_html"><div class="ttname"><a href="namespacefair.html">fair</a></div><div class="ttdoc">Tools for interfacing containers to the transport via polymorphic allocators. </div><div class="ttdef"><b>Definition:</b> DeviceRunner.h:23</div></div>
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