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 <span id="projectnumber">1.4.33</span>
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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">TransportFactory.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>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (C) 2016-2017 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * *</span></div>
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<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>
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<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>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * copied verbatim in the file "LICENSE" *</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> ********************************************************************************/</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>  </div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#ifndef FAIR_MQ_SHMEM_TRANSPORTFACTORY_H_</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#define FAIR_MQ_SHMEM_TRANSPORTFACTORY_H_</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  </div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "Manager.h"</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "Common.h"</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "Message.h"</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "Socket.h"</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "Poller.h"</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include "UnmanagedRegion.h"</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  </div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <FairMQTransportFactory.h></span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <fairmq/ProgOptions.h></span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <FairMQLogger.h></span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <fairmq/tools/Strings.h></span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  </div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <boost/version.hpp></span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  </div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <zmq.h></span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  </div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <memory></span> <span class="comment">// unique_ptr, make_unique</span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <string></span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <vector></span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <stdexcept></span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  </div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">namespace </span><a class="code" href="namespacefair_1_1mq_1_1shmem.html">fair::mq::shmem</a></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> {</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  </div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">class </span>TransportFactory final : <span class="keyword">public</span> <a class="code" href="classFairMQTransportFactory.html">fair::mq::TransportFactory</a></div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> {</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  TransportFactory(<span class="keyword">const</span> std::string& deviceId = <span class="stringliteral">""</span>, <span class="keyword">const</span> ProgOptions* config = <span class="keyword">nullptr</span>)</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  : fair::mq::TransportFactory(deviceId)</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  , fZmqCtx(zmq_ctx_new())</div>
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<div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html"> 42</a></span>  , fManager(nullptr)</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  {</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordtype">int</span> major, minor, patch;</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  zmq_version(&major, &minor, &patch);</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  LOG(debug) << <span class="stringliteral">"Transport: Using ZeroMQ ("</span> << major << <span class="stringliteral">"."</span> << minor << <span class="stringliteral">"."</span> << patch << <span class="stringliteral">") & "</span></div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  << <span class="stringliteral">"boost::interprocess ("</span> << (BOOST_VERSION / 100000) << <span class="stringliteral">"."</span> << (BOOST_VERSION / 100 % 1000) << <span class="stringliteral">"."</span> << (BOOST_VERSION % 100) << <span class="stringliteral">")"</span>;</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  </div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">if</span> (!fZmqCtx) {</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">throw</span> std::runtime_error(tools::ToString(<span class="stringliteral">"failed creating context, reason: "</span>, zmq_strerror(errno)));</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  }</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  </div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordtype">int</span> numIoThreads = 1;</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  std::string sessionName = <span class="stringliteral">"default"</span>;</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordtype">size_t</span> segmentSize = 2ULL << 30;</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  std::string allocationAlgorithm(<span class="stringliteral">"rbtree_best_fit"</span>);</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordflow">if</span> (config) {</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  numIoThreads = config->GetProperty<<span class="keywordtype">int</span>>(<span class="stringliteral">"io-threads"</span>, numIoThreads);</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  sessionName = config->GetProperty<std::string>(<span class="stringliteral">"session"</span>, sessionName);</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  segmentSize = config->GetProperty<<span class="keywordtype">size_t</span>>(<span class="stringliteral">"shm-segment-size"</span>, segmentSize);</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  allocationAlgorithm = config->GetProperty<std::string>(<span class="stringliteral">"shm-allocation"</span>, allocationAlgorithm);</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  LOG(debug) << <span class="stringliteral">"ProgOptions not available! Using defaults."</span>;</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  }</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  </div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">if</span> (allocationAlgorithm != <span class="stringliteral">"rbtree_best_fit"</span> && allocationAlgorithm != <span class="stringliteral">"simple_seq_fit"</span>) {</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  LOG(error) << <span class="stringliteral">"Provided shared memory allocation algorithm '"</span> << allocationAlgorithm << <span class="stringliteral">"' is not supported. Supported are 'rbtree_best_fit'/'simple_seq_fit'"</span>;</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">throw</span> <a class="code" href="structfair_1_1mq_1_1shmem_1_1SharedMemoryError.html">SharedMemoryError</a>(tools::ToString(<span class="stringliteral">"Provided shared memory allocation algorithm '"</span>, allocationAlgorithm, <span class="stringliteral">"' is not supported. Supported are 'rbtree_best_fit'/'simple_seq_fit'"</span>));</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  }</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  </div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  std::string shmId = makeShmIdStr(sessionName);</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  LOG(debug) << <span class="stringliteral">"Generated shmid '"</span> << shmId << <span class="stringliteral">"' out of session id '"</span> << sessionName << <span class="stringliteral">"'."</span>;</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  </div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">try</span> {</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">if</span> (zmq_ctx_set(fZmqCtx, ZMQ_IO_THREADS, numIoThreads) != 0) {</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  LOG(error) << <span class="stringliteral">"failed configuring context, reason: "</span> << zmq_strerror(errno);</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  }</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  </div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="comment">// Set the maximum number of allowed sockets on the context.</span></div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">if</span> (zmq_ctx_set(fZmqCtx, ZMQ_MAX_SOCKETS, 10000) != 0) {</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  LOG(error) << <span class="stringliteral">"failed configuring context, reason: "</span> << zmq_strerror(errno);</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  }</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  </div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  fManager = std::make_unique<Manager>(shmId, deviceId, segmentSize, config);</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  } <span class="keywordflow">catch</span> (boost::interprocess::interprocess_exception& e) {</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  LOG(error) << <span class="stringliteral">"Could not initialize shared memory transport: "</span> << e.what();</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">throw</span> std::runtime_error(tools::ToString(<span class="stringliteral">"Could not initialize shared memory transport: "</span>, e.what()));</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  } <span class="keywordflow">catch</span> (<span class="keyword">const</span> std::exception& e) {</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  LOG(error) << <span class="stringliteral">"Could not initialize shared memory transport: "</span> << e.what();</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">throw</span> std::runtime_error(tools::ToString(<span class="stringliteral">"Could not initialize shared memory transport: "</span>, e.what()));</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  }</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  }</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  </div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html">TransportFactory</a>(<span class="keyword">const</span> <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html">TransportFactory</a>&) = <span class="keyword">delete</span>;</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html">TransportFactory</a> operator=(<span class="keyword">const</span> <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html">TransportFactory</a>&) = <span class="keyword">delete</span>;</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  </div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  MessagePtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a4fdf9dcf5786ed57da268a204af7acde">CreateMessage</a>()<span class="keyword"> override</span></div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">return</span> std::make_unique<Message>(*fManager, <span class="keyword">this</span>);</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  }</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  </div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  MessagePtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a4fdf9dcf5786ed57da268a204af7acde">CreateMessage</a>(<a class="code" href="structfair_1_1mq_1_1Alignment.html">Alignment</a> alignment)<span class="keyword"> override</span></div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">return</span> std::make_unique<Message>(*fManager, alignment, <span class="keyword">this</span>);</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  }</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  </div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  MessagePtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a4fdf9dcf5786ed57da268a204af7acde">CreateMessage</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> size)<span class="keyword"> override</span></div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a4fdf9dcf5786ed57da268a204af7acde"> 109</a></span>  <span class="keywordflow">return</span> std::make_unique<Message>(*fManager, size, <span class="keyword">this</span>);</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  }</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  </div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  MessagePtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a4fdf9dcf5786ed57da268a204af7acde">CreateMessage</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> size, <a class="code" href="structfair_1_1mq_1_1Alignment.html">Alignment</a> alignment)<span class="keyword"> override</span></div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00114"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#adaeea1f13e39db76a8a920aa0dd9f7f6"> 114</a></span>  <span class="keywordflow">return</span> std::make_unique<Message>(*fManager, size, alignment, <span class="keyword">this</span>);</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  }</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  </div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  MessagePtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a4fdf9dcf5786ed57da268a204af7acde">CreateMessage</a>(<span class="keywordtype">void</span>* data, <span class="keyword">const</span> <span class="keywordtype">size_t</span> size, fairmq_free_fn* ffn, <span class="keywordtype">void</span>* hint = <span class="keyword">nullptr</span>)<span class="keyword"> override</span></div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00119"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#afaa51ec584a1dc05f86fa25f344deb70"> 119</a></span>  <span class="keywordflow">return</span> std::make_unique<Message>(*fManager, data, size, ffn, hint, <span class="keyword">this</span>);</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  }</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  </div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  MessagePtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a4fdf9dcf5786ed57da268a204af7acde">CreateMessage</a>(UnmanagedRegionPtr& region, <span class="keywordtype">void</span>* data, <span class="keyword">const</span> <span class="keywordtype">size_t</span> size, <span class="keywordtype">void</span>* hint = 0)<span class="keyword"> override</span></div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00124"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#ab8a036385cd94a14377df4c6002b558a"> 124</a></span>  <span class="keywordflow">return</span> std::make_unique<Message>(*fManager, region, data, size, hint, <span class="keyword">this</span>);</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  }</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  </div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  SocketPtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#ab0221e73fa11b5d79127383476af4956">CreateSocket</a>(<span class="keyword">const</span> std::string& type, <span class="keyword">const</span> std::string& name)<span class="keyword"> override</span></div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00129"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#ac340a013d595a8e2819a1ef4c0ac240a"> 129</a></span>  <span class="keywordflow">return</span> std::make_unique<Socket>(*fManager, type, name, GetId(), fZmqCtx, <span class="keyword">this</span>);</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  }</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  </div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  PollerPtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a4b75900337e02d3990bc2e5589bba821">CreatePoller</a>(<span class="keyword">const</span> std::vector<FairMQChannel>& channels)<span class="keyword"> const override</span></div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a30f96d70e76cf2fd49c25e2970b9bac2"> 134</a></span>  <span class="keywordflow">return</span> std::make_unique<Poller>(channels);</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  }</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  </div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  PollerPtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a4b75900337e02d3990bc2e5589bba821">CreatePoller</a>(<span class="keyword">const</span> std::vector<FairMQChannel*>& channels)<span class="keyword"> const override</span></div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00139"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#ab0221e73fa11b5d79127383476af4956"> 139</a></span>  <span class="keywordflow">return</span> std::make_unique<Poller>(channels);</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  }</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  </div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  PollerPtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a4b75900337e02d3990bc2e5589bba821">CreatePoller</a>(<span class="keyword">const</span> std::unordered_map<std::string, std::vector<FairMQChannel>>& channelsMap, <span class="keyword">const</span> std::vector<std::string>& channelList)<span class="keyword"> const override</span></div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00144"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a4b75900337e02d3990bc2e5589bba821"> 144</a></span>  <span class="keywordflow">return</span> std::make_unique<Poller>(channelsMap, channelList);</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  }</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  </div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  UnmanagedRegionPtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a6b569546962db575267723809b2a3b8f">CreateUnmanagedRegion</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> size, RegionCallback callback = <span class="keyword">nullptr</span>, <span class="keyword">const</span> std::string& path = <span class="stringliteral">""</span>, <span class="keywordtype">int</span> flags = 0)<span class="keyword"> override</span></div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a2fe0602bc6ad190de9c4caa26c8f63c9"> 149</a></span>  <span class="keywordflow">return</span> <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a6b569546962db575267723809b2a3b8f">CreateUnmanagedRegion</a>(size, 0, callback, <span class="keyword">nullptr</span>, path, flags);</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  }</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  </div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  UnmanagedRegionPtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a6b569546962db575267723809b2a3b8f">CreateUnmanagedRegion</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> size, RegionBulkCallback bulkCallback = <span class="keyword">nullptr</span>, <span class="keyword">const</span> std::string& path = <span class="stringliteral">""</span>, <span class="keywordtype">int</span> flags = 0)<span class="keyword"> override</span></div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00154"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#ac5f004ca958d4a9bd96331a408f98450"> 154</a></span>  <span class="keywordflow">return</span> <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a6b569546962db575267723809b2a3b8f">CreateUnmanagedRegion</a>(size, 0, <span class="keyword">nullptr</span>, bulkCallback, path, flags);</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  }</div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  </div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  UnmanagedRegionPtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a6b569546962db575267723809b2a3b8f">CreateUnmanagedRegion</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> size, int64_t userFlags, RegionCallback callback = <span class="keyword">nullptr</span>, <span class="keyword">const</span> std::string& path = <span class="stringliteral">""</span>, <span class="keywordtype">int</span> flags = 0)<span class="keyword"> override</span></div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00159"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a6b569546962db575267723809b2a3b8f"> 159</a></span>  <span class="keywordflow">return</span> <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a6b569546962db575267723809b2a3b8f">CreateUnmanagedRegion</a>(size, userFlags, callback, <span class="keyword">nullptr</span>, path, flags);</div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  }</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  </div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  UnmanagedRegionPtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a6b569546962db575267723809b2a3b8f">CreateUnmanagedRegion</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> size, int64_t userFlags, RegionBulkCallback bulkCallback = <span class="keyword">nullptr</span>, <span class="keyword">const</span> std::string& path = <span class="stringliteral">""</span>, <span class="keywordtype">int</span> flags = 0)<span class="keyword"> override</span></div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">return</span> <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a6b569546962db575267723809b2a3b8f">CreateUnmanagedRegion</a>(size, userFlags, <span class="keyword">nullptr</span>, bulkCallback, path, flags);</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  }</div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  </div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  UnmanagedRegionPtr <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a6b569546962db575267723809b2a3b8f">CreateUnmanagedRegion</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> size, int64_t userFlags, RegionCallback callback, RegionBulkCallback bulkCallback, <span class="keyword">const</span> std::string& path, <span class="keywordtype">int</span> flags)</div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  {</div>
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<div class="line"><a name="l00169"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a3d3ef8649902641c12ae9b4944991c68"> 169</a></span>  <span class="keywordflow">return</span> std::make_unique<UnmanagedRegion>(*fManager, size, userFlags, callback, bulkCallback, path, flags, <span class="keyword">this</span>);</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  }</div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  </div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordtype">void</span> <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#add48f494b97e4d963d2af7c8abb2bcdf">SubscribeToRegionEvents</a>(RegionEventCallback callback)<span class="keyword"> override </span>{ fManager->SubscribeToRegionEvents(callback); }</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordtype">bool</span> <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a366d9e564ce511beef76abdaa204fe68">SubscribedToRegionEvents</a>()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> fManager->SubscribedToRegionEvents(); }</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordtype">void</span> <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#aed832e08a9afc594db7b7c144fae7431">UnsubscribeFromRegionEvents</a>()<span class="keyword"> override </span>{ fManager->UnsubscribeFromRegionEvents(); }</div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  std::vector<fair::mq::RegionInfo> GetRegionInfo()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> fManager->GetRegionInfo(); }</div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  </div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  Transport <a class="code" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a333a1deca4dfa68fa39babf101101b16">GetType</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> fair::mq::Transport::SHM; }</div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  </div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordtype">void</span> Interrupt()<span class="keyword"> override </span>{ fManager->Interrupt(); }</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordtype">void</span> Resume()<span class="keyword"> override </span>{ fManager->Resume(); }</div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordtype">void</span> Reset()<span class="keyword"> override </span>{ fManager->Reset(); }</div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  </div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  ~TransportFactory()<span class="keyword"> override</span></div>
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<div class="line"><a name="l00184"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#add48f494b97e4d963d2af7c8abb2bcdf"> 184</a></span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00185"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a366d9e564ce511beef76abdaa204fe68"> 185</a></span>  LOG(debug) << <span class="stringliteral">"Destroying Shared Memory transport..."</span>;</div>
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<div class="line"><a name="l00186"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#aed832e08a9afc594db7b7c144fae7431"> 186</a></span>  </div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordflow">if</span> (fZmqCtx) {</div>
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordflow">while</span> (<span class="keyword">true</span>) {</div>
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<div class="line"><a name="l00189"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a333a1deca4dfa68fa39babf101101b16"> 189</a></span>  <span class="keywordflow">if</span> (zmq_ctx_term(fZmqCtx) != 0) {</div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">if</span> (errno == EINTR) {</div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  LOG(debug) << <span class="stringliteral">"zmq_ctx_term interrupted by system call, retrying"</span>;</div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordflow">continue</span>;</div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  fZmqCtx = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  }</div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  }</div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  }</div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  LOG(error) << <span class="stringliteral">"context not available for shutdown"</span>;</div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  }</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  }</div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  </div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordtype">void</span>* fZmqCtx;</div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  std::unique_ptr<Manager> fManager;</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> };</div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  </div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> } <span class="comment">// namespace fair::mq::shmem</span></div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  </div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="preprocessor">#endif </span><span class="comment">/* FAIR_MQ_SHMEM_TRANSPORTFACTORY_H_ */</span><span class="preprocessor"></span></div>
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</div><!-- fragment --></div><!-- contents -->
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<div class="ttc" id="astructfair_1_1mq_1_1Alignment_html"><div class="ttname"><a href="structfair_1_1mq_1_1Alignment.html">fair::mq::Alignment</a></div><div class="ttdef"><b>Definition:</b> FairMQMessage.h:25</div></div>
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<div class="ttc" id="aclassfair_1_1mq_1_1shmem_1_1TransportFactory_html_a4fdf9dcf5786ed57da268a204af7acde"><div class="ttname"><a href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a4fdf9dcf5786ed57da268a204af7acde">fair::mq::shmem::TransportFactory::CreateMessage</a></div><div class="ttdeci">MessagePtr CreateMessage() override</div><div class="ttdoc">Create empty FairMQMessage (for receiving)</div><div class="ttdef"><b>Definition:</b> TransportFactory.h:109</div></div>
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<div class="ttc" id="aclassfair_1_1mq_1_1shmem_1_1TransportFactory_html"><div class="ttname"><a href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html">fair::mq::shmem::TransportFactory</a></div><div class="ttdef"><b>Definition:</b> TransportFactory.h:43</div></div>
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<div class="ttc" id="aclassfair_1_1mq_1_1shmem_1_1TransportFactory_html_a4b75900337e02d3990bc2e5589bba821"><div class="ttname"><a href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a4b75900337e02d3990bc2e5589bba821">fair::mq::shmem::TransportFactory::CreatePoller</a></div><div class="ttdeci">PollerPtr CreatePoller(const std::vector< FairMQChannel > &channels) const override</div><div class="ttdoc">Create a poller for a single channel (all subchannels)</div><div class="ttdef"><b>Definition:</b> TransportFactory.h:144</div></div>
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<div class="ttc" id="aclassfair_1_1mq_1_1shmem_1_1TransportFactory_html_a333a1deca4dfa68fa39babf101101b16"><div class="ttname"><a href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a333a1deca4dfa68fa39babf101101b16">fair::mq::shmem::TransportFactory::GetType</a></div><div class="ttdeci">Transport GetType() const override</div><div class="ttdoc">Get transport type.</div><div class="ttdef"><b>Definition:</b> TransportFactory.h:189</div></div>
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<div class="ttc" id="aclassfair_1_1mq_1_1shmem_1_1TransportFactory_html_aed832e08a9afc594db7b7c144fae7431"><div class="ttname"><a href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#aed832e08a9afc594db7b7c144fae7431">fair::mq::shmem::TransportFactory::UnsubscribeFromRegionEvents</a></div><div class="ttdeci">void UnsubscribeFromRegionEvents() override</div><div class="ttdoc">Unsubscribe from region events.</div><div class="ttdef"><b>Definition:</b> TransportFactory.h:186</div></div>
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<div class="ttc" id="aclassfair_1_1mq_1_1shmem_1_1TransportFactory_html_a366d9e564ce511beef76abdaa204fe68"><div class="ttname"><a href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a366d9e564ce511beef76abdaa204fe68">fair::mq::shmem::TransportFactory::SubscribedToRegionEvents</a></div><div class="ttdeci">bool SubscribedToRegionEvents() override</div><div class="ttdoc">Check if there is an active subscription to region events.</div><div class="ttdef"><b>Definition:</b> TransportFactory.h:185</div></div>
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<div class="ttc" id="astructfair_1_1mq_1_1shmem_1_1SharedMemoryError_html"><div class="ttname"><a href="structfair_1_1mq_1_1shmem_1_1SharedMemoryError.html">fair::mq::shmem::SharedMemoryError</a></div><div class="ttdef"><b>Definition:</b> Common.h:41</div></div>
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<div class="ttc" id="aclassfair_1_1mq_1_1shmem_1_1TransportFactory_html_a6b569546962db575267723809b2a3b8f"><div class="ttname"><a href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#a6b569546962db575267723809b2a3b8f">fair::mq::shmem::TransportFactory::CreateUnmanagedRegion</a></div><div class="ttdeci">UnmanagedRegionPtr CreateUnmanagedRegion(const size_t size, RegionCallback callback=nullptr, const std::string &path="", int flags=0) override</div><div class="ttdoc">Create new UnmanagedRegion.</div><div class="ttdef"><b>Definition:</b> TransportFactory.h:159</div></div>
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<div class="ttc" id="aclassfair_1_1mq_1_1shmem_1_1TransportFactory_html_ab0221e73fa11b5d79127383476af4956"><div class="ttname"><a href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#ab0221e73fa11b5d79127383476af4956">fair::mq::shmem::TransportFactory::CreateSocket</a></div><div class="ttdeci">SocketPtr CreateSocket(const std::string &type, const std::string &name) override</div><div class="ttdoc">Create a socket.</div><div class="ttdef"><b>Definition:</b> TransportFactory.h:139</div></div>
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<div class="ttc" id="aclassfair_1_1mq_1_1shmem_1_1TransportFactory_html_add48f494b97e4d963d2af7c8abb2bcdf"><div class="ttname"><a href="classfair_1_1mq_1_1shmem_1_1TransportFactory.html#add48f494b97e4d963d2af7c8abb2bcdf">fair::mq::shmem::TransportFactory::SubscribeToRegionEvents</a></div><div class="ttdeci">void SubscribeToRegionEvents(RegionEventCallback callback) override</div><div class="ttdoc">Subscribe to region events (creation, destruction, ...)</div><div class="ttdef"><b>Definition:</b> TransportFactory.h:184</div></div>
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<div class="ttc" id="anamespacefair_1_1mq_1_1shmem_html"><div class="ttname"><a href="namespacefair_1_1mq_1_1shmem.html">fair::mq::shmem</a></div><div class="ttdef"><b>Definition:</b> Common.h:33</div></div>
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<div class="ttc" id="aclassFairMQTransportFactory_html"><div class="ttname"><a href="classFairMQTransportFactory.html">FairMQTransportFactory</a></div><div class="ttdef"><b>Definition:</b> FairMQTransportFactory.h:30</div></div>
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