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<div class="title">PeerfinderConfig.cpp</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> This file is part of rippled: https://github.com/ripple/rippled</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> Copyright (c) 2012, 2013 Ripple Labs Inc.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> Permission to use, copy, modify, and/or distribute this software for any</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> purpose with or without fee is hereby granted, provided that the above</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> copyright notice and this permission notice appear in all copies.</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> THE SOFTWARE IS PROVIDED &quot;AS IS&quot; AND THE AUTHOR DISCLAIMS ALL WARRANTIES</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment">*/</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment">//==============================================================================</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160; </div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#include &lt;ripple/peerfinder/PeerfinderManager.h&gt;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#include &lt;ripple/peerfinder/impl/Tuning.h&gt;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="keyword">namespace </span>PeerFinder {</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; </div>
<div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="structripple_1_1PeerFinder_1_1Config.html#a189d9cacf39182df611c2e0ba2dd177f"> 26</a></span>&#160;<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a189d9cacf39182df611c2e0ba2dd177f">Config::Config</a>()</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; : maxPeers(Tuning::defaultMaxPeers)</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; , outPeers(calcOutPeers())</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; , inPeers(0)</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; , wantIncoming(true)</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; , autoConnect(true)</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; , listeningPort(0)</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; , ipLimit(0)</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;{</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;}</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; </div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<a class="codeRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a></div>
<div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="structripple_1_1PeerFinder_1_1Config.html#af22578657f9b42b4c0b66cb6289761aa"> 38</a></span>&#160;<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#af22578657f9b42b4c0b66cb6289761aa">Config::calcOutPeers</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="keywordflow">return</span> <a class="codeRef" href="http://en.cppreference.com/w/cpp/algorithm/max.html">std::max</a>(</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; (<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#aa0026277cfc4914ecc8d136e5a94ef8e">maxPeers</a> * <a class="code" href="namespaceripple_1_1PeerFinder_1_1Tuning.html#a2ad6eef9f47f6d98246d0a51059b5bb8a4bdda2a4de62bd1ac3594de895ba3b10">Tuning::outPercent</a> + 50) / 100,</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a>(<a class="code" href="namespaceripple_1_1PeerFinder_1_1Tuning.html#a2ad6eef9f47f6d98246d0a51059b5bb8adfb5a5032cadf474a7d73130e7bdfbab">Tuning::minOutCount</a>));</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;}</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; </div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="keywordtype">void</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="structripple_1_1PeerFinder_1_1Config.html#a7fde17254835e48c5b090bb00fe337e9"> 46</a></span>&#160;<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a7fde17254835e48c5b090bb00fe337e9">Config::applyTuning</a>()</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;{</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a46decaaf39a6782668b563d2d774ddb5">ipLimit</a> == 0)</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; {</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; <span class="comment">// Unless a limit is explicitly set, we allow between</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="comment">// 2 and 5 connections from non RFC-1918 &quot;private&quot;</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; <span class="comment">// IP addresses.</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a46decaaf39a6782668b563d2d774ddb5">ipLimit</a> = 2;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a67c60a2f6d0ef7a67fc7144f09f57d04">inPeers</a> &gt; <a class="code" href="namespaceripple_1_1PeerFinder_1_1Tuning.html#a2ad6eef9f47f6d98246d0a51059b5bb8ae2613c88dfdb6971e3738f1f7ef8f295">Tuning::defaultMaxPeers</a>)</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a46decaaf39a6782668b563d2d774ddb5">ipLimit</a> += <a class="codeRef" href="http://en.cppreference.com/w/cpp/algorithm/min.html">std::min</a>(</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; 5, <span class="keyword">static_cast&lt;</span><span class="keywordtype">int</span><span class="keyword">&gt;</span>(<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a67c60a2f6d0ef7a67fc7144f09f57d04">inPeers</a> / <a class="code" href="namespaceripple_1_1PeerFinder_1_1Tuning.html#a2ad6eef9f47f6d98246d0a51059b5bb8ae2613c88dfdb6971e3738f1f7ef8f295">Tuning::defaultMaxPeers</a>));</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; }</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; </div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; <span class="comment">// We don&#39;t allow a single IP to consume all incoming slots,</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="comment">// unless we only have one incoming slot available.</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; <a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a46decaaf39a6782668b563d2d774ddb5">ipLimit</a> = <a class="codeRef" href="http://en.cppreference.com/w/cpp/algorithm/max.html">std::max</a>(1, <a class="codeRef" href="http://en.cppreference.com/w/cpp/algorithm/min.html">std::min</a>(<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a46decaaf39a6782668b563d2d774ddb5">ipLimit</a>, <span class="keyword">static_cast&lt;</span><span class="keywordtype">int</span><span class="keyword">&gt;</span>(<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a67c60a2f6d0ef7a67fc7144f09f57d04">inPeers</a> / 2)));</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;}</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; </div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;<span class="keywordtype">void</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="structripple_1_1PeerFinder_1_1Config.html#a0003a9384327d7c4a4823fa736bf86cc"> 66</a></span>&#160;<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a0003a9384327d7c4a4823fa736bf86cc">Config::onWrite</a>(<a class="code" href="classbeast_1_1PropertyStream_1_1Map.html">beast::PropertyStream::Map</a>&amp; map)</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;{</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; map[<span class="stringliteral">&quot;max_peers&quot;</span>] = <a class="code" href="structripple_1_1PeerFinder_1_1Config.html#aa0026277cfc4914ecc8d136e5a94ef8e">maxPeers</a>;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; map[<span class="stringliteral">&quot;out_peers&quot;</span>] = <a class="code" href="structripple_1_1PeerFinder_1_1Config.html#ab9a20f47b40f06984c08aed2ca613613">outPeers</a>;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; map[<span class="stringliteral">&quot;want_incoming&quot;</span>] = <a class="code" href="structripple_1_1PeerFinder_1_1Config.html#ab92a8f8d998ed8d7e2940b71734fa09f">wantIncoming</a>;</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; map[<span class="stringliteral">&quot;auto_connect&quot;</span>] = <a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a2aa0119410e7741efd384492c1e5a3b9">autoConnect</a>;</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; map[<span class="stringliteral">&quot;port&quot;</span>] = <a class="code" href="structripple_1_1PeerFinder_1_1Config.html#af8629cfefba4fb74f5a498562eddc06b">listeningPort</a>;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; map[<span class="stringliteral">&quot;features&quot;</span>] = <a class="code" href="structripple_1_1PeerFinder_1_1Config.html#ab5462b5e4ecc5a63168673fcf64ed221">features</a>;</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; map[<span class="stringliteral">&quot;ip_limit&quot;</span>] = <a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a46decaaf39a6782668b563d2d774ddb5">ipLimit</a>;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;}</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; </div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;<a class="code" href="structripple_1_1PeerFinder_1_1Config.html">Config</a></div>
<div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="structripple_1_1PeerFinder_1_1Config.html#a9321a565c8d2fac0bbc77cb24582fc94"> 78</a></span>&#160;<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a9321a565c8d2fac0bbc77cb24582fc94">Config::makeConfig</a>(</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <a class="code" href="classripple_1_1Config.html">ripple::Config</a> <span class="keyword">const</span>&amp; cfg,</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint16_t</a> port,</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <span class="keywordtype">bool</span> validationPublicKey,</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <span class="keywordtype">int</span> ipLimit)</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;{</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <a class="code" href="structripple_1_1PeerFinder_1_1Config.html">PeerFinder::Config</a> config;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; </div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#af9b3a48e05361caa57d3e0c09e37a166">peerPrivate</a> = cfg.<a class="code" href="classripple_1_1Config.html#a5291a6910fa0a3e2aa99943895467dba">PEER_PRIVATE</a>;</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <span class="comment">// Servers with peer privacy don&#39;t want to allow incoming connections</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#ab92a8f8d998ed8d7e2940b71734fa09f">wantIncoming</a> = (!config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#af9b3a48e05361caa57d3e0c09e37a166">peerPrivate</a>) &amp;&amp; (port != 0);</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; </div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <span class="keywordflow">if</span> (!cfg.<a class="code" href="classripple_1_1Config.html#af722ebb601d71b9e56145ac49fc85280">PEERS_OUT_MAX</a> &amp;&amp; !cfg.<a class="code" href="classripple_1_1Config.html#a521c6cb417d606254ecb78c4933af418">PEERS_IN_MAX</a>)</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; {</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="keywordflow">if</span> (cfg.<a class="code" href="classripple_1_1Config.html#affa3814314db54dc51e3f56c00ff32e7">PEERS_MAX</a> != 0)</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#aa0026277cfc4914ecc8d136e5a94ef8e">maxPeers</a> = cfg.<a class="code" href="classripple_1_1Config.html#affa3814314db54dc51e3f56c00ff32e7">PEERS_MAX</a>;</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; </div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <span class="keywordflow">if</span> (config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#aa0026277cfc4914ecc8d136e5a94ef8e">maxPeers</a> &lt; <a class="code" href="namespaceripple_1_1PeerFinder_1_1Tuning.html#a2ad6eef9f47f6d98246d0a51059b5bb8adfb5a5032cadf474a7d73130e7bdfbab">Tuning::minOutCount</a>)</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#aa0026277cfc4914ecc8d136e5a94ef8e">maxPeers</a> = <a class="code" href="namespaceripple_1_1PeerFinder_1_1Tuning.html#a2ad6eef9f47f6d98246d0a51059b5bb8adfb5a5032cadf474a7d73130e7bdfbab">Tuning::minOutCount</a>;</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#ab9a20f47b40f06984c08aed2ca613613">outPeers</a> = config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#af22578657f9b42b4c0b66cb6289761aa">calcOutPeers</a>();</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; </div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <span class="comment">// Calculate the number of outbound peers we want. If we dont want</span></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="comment">// or can&#39;t accept incoming, this will simply be equal to maxPeers.</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <span class="keywordflow">if</span> (!config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#ab92a8f8d998ed8d7e2940b71734fa09f">wantIncoming</a>)</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#ab9a20f47b40f06984c08aed2ca613613">outPeers</a> = config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#aa0026277cfc4914ecc8d136e5a94ef8e">maxPeers</a>;</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; </div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; <span class="comment">// Calculate the largest number of inbound connections we could</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; <span class="comment">// take.</span></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keywordflow">if</span> (config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#aa0026277cfc4914ecc8d136e5a94ef8e">maxPeers</a> &gt;= config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#ab9a20f47b40f06984c08aed2ca613613">outPeers</a>)</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a67c60a2f6d0ef7a67fc7144f09f57d04">inPeers</a> = config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#aa0026277cfc4914ecc8d136e5a94ef8e">maxPeers</a> - config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#ab9a20f47b40f06984c08aed2ca613613">outPeers</a>;</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a67c60a2f6d0ef7a67fc7144f09f57d04">inPeers</a> = 0;</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; }</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; {</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#ab9a20f47b40f06984c08aed2ca613613">outPeers</a> = cfg.<a class="code" href="classripple_1_1Config.html#af722ebb601d71b9e56145ac49fc85280">PEERS_OUT_MAX</a>;</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a67c60a2f6d0ef7a67fc7144f09f57d04">inPeers</a> = cfg.<a class="code" href="classripple_1_1Config.html#a521c6cb417d606254ecb78c4933af418">PEERS_IN_MAX</a>;</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#aa0026277cfc4914ecc8d136e5a94ef8e">maxPeers</a> = 0;</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; }</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; </div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <span class="comment">// This will cause servers configured as validators to request that</span></div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <span class="comment">// peers they connect to never report their IP address. We set this</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <span class="comment">// after we set the &#39;wantIncoming&#39; because we want a &quot;soft&quot; version</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <span class="comment">// of peer privacy unless the operator explicitly asks for it.</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keywordflow">if</span> (validationPublicKey)</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#af9b3a48e05361caa57d3e0c09e37a166">peerPrivate</a> = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; </div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; <span class="comment">// if it&#39;s a private peer or we are running as standalone</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <span class="comment">// automatic connections would defeat the purpose.</span></div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a2aa0119410e7741efd384492c1e5a3b9">autoConnect</a> = !cfg.<a class="code" href="classripple_1_1Config.html#a55cd8ef67ffbf6a137e0dd71bc8151c6">standalone</a>() &amp;&amp; !cfg.<a class="code" href="classripple_1_1Config.html#a5291a6910fa0a3e2aa99943895467dba">PEER_PRIVATE</a>;</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#af8629cfefba4fb74f5a498562eddc06b">listeningPort</a> = port;</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#ab5462b5e4ecc5a63168673fcf64ed221">features</a> = <span class="stringliteral">&quot;&quot;</span>;</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a46decaaf39a6782668b563d2d774ddb5">ipLimit</a> = <a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a46decaaf39a6782668b563d2d774ddb5">ipLimit</a>;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; </div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; <span class="comment">// Enforce business rules</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; config.<a class="code" href="structripple_1_1PeerFinder_1_1Config.html#a7fde17254835e48c5b090bb00fe337e9">applyTuning</a>();</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; </div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <span class="keywordflow">return</span> config;</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160;}</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; </div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160;} <span class="comment">// namespace PeerFinder</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160;} <span class="comment">// namespace ripple</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="anamespaceripple_1_1PeerFinder_1_1Tuning_html_a2ad6eef9f47f6d98246d0a51059b5bb8ae2613c88dfdb6971e3738f1f7ef8f295"><div class="ttname"><a href="namespaceripple_1_1PeerFinder_1_1Tuning.html#a2ad6eef9f47f6d98246d0a51059b5bb8ae2613c88dfdb6971e3738f1f7ef8f295">ripple::PeerFinder::Tuning::defaultMaxPeers</a></div><div class="ttdeci">@ defaultMaxPeers</div><div class="ttdef"><b>Definition:</b> <a href="peerfinder_2impl_2Tuning_8h_source.html#l00063">peerfinder/impl/Tuning.h:63</a></div></div>
<div class="ttc" id="aclassbeast_1_1PropertyStream_1_1Map_html"><div class="ttname"><a href="classbeast_1_1PropertyStream_1_1Map.html">beast::PropertyStream::Map</a></div><div class="ttdef"><b>Definition:</b> <a href="PropertyStream_8h_source.html#l00236">PropertyStream.h:236</a></div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html_ab5462b5e4ecc5a63168673fcf64ed221"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html#ab5462b5e4ecc5a63168673fcf64ed221">ripple::PeerFinder::Config::features</a></div><div class="ttdeci">std::string features</div><div class="ttdoc">The set of features we advertise.</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderManager_8h_source.html#l00074">PeerfinderManager.h:74</a></div></div>
<div class="ttc" id="aclassripple_1_1Config_html_a5291a6910fa0a3e2aa99943895467dba"><div class="ttname"><a href="classripple_1_1Config.html#a5291a6910fa0a3e2aa99943895467dba">ripple::Config::PEER_PRIVATE</a></div><div class="ttdeci">bool PEER_PRIVATE</div><div class="ttdef"><b>Definition:</b> <a href="Config_8h_source.html#l00149">Config.h:149</a></div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html_af9b3a48e05361caa57d3e0c09e37a166"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html#af9b3a48e05361caa57d3e0c09e37a166">ripple::PeerFinder::Config::peerPrivate</a></div><div class="ttdeci">bool peerPrivate</div><div class="ttdoc">true if we want our IP address kept private.</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderManager_8h_source.html#l00062">PeerfinderManager.h:62</a></div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html_a9321a565c8d2fac0bbc77cb24582fc94"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html#a9321a565c8d2fac0bbc77cb24582fc94">ripple::PeerFinder::Config::makeConfig</a></div><div class="ttdeci">static Config makeConfig(ripple::Config const &amp;config, std::uint16_t port, bool validationPublicKey, int ipLimit)</div><div class="ttdoc">Make PeerFinder::Config from configuration parameters.</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderConfig_8cpp_source.html#l00078">PeerfinderConfig.cpp:78</a></div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html_ab92a8f8d998ed8d7e2940b71734fa09f"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html#ab92a8f8d998ed8d7e2940b71734fa09f">ripple::PeerFinder::Config::wantIncoming</a></div><div class="ttdeci">bool wantIncoming</div><div class="ttdoc">true if we want to accept incoming connections.</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderManager_8h_source.html#l00065">PeerfinderManager.h:65</a></div></div>
<div class="ttc" id="aclassripple_1_1Config_html"><div class="ttname"><a href="classripple_1_1Config.html">ripple::Config</a></div><div class="ttdef"><b>Definition:</b> <a href="Config_8h_source.html#l00067">Config.h:67</a></div></div>
<div class="ttc" id="aclassripple_1_1Config_html_a55cd8ef67ffbf6a137e0dd71bc8151c6"><div class="ttname"><a href="classripple_1_1Config.html#a55cd8ef67ffbf6a137e0dd71bc8151c6">ripple::Config::standalone</a></div><div class="ttdeci">bool standalone() const</div><div class="ttdef"><b>Definition:</b> <a href="Config_8h_source.html#l00262">Config.h:262</a></div></div>
<div class="ttc" id="anamespaceripple_1_1PeerFinder_1_1Tuning_html_a2ad6eef9f47f6d98246d0a51059b5bb8a4bdda2a4de62bd1ac3594de895ba3b10"><div class="ttname"><a href="namespaceripple_1_1PeerFinder_1_1Tuning.html#a2ad6eef9f47f6d98246d0a51059b5bb8a4bdda2a4de62bd1ac3594de895ba3b10">ripple::PeerFinder::Tuning::outPercent</a></div><div class="ttdeci">@ outPercent</div><div class="ttdef"><b>Definition:</b> <a href="peerfinder_2impl_2Tuning_8h_source.html#l00052">peerfinder/impl/Tuning.h:52</a></div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html_ab9a20f47b40f06984c08aed2ca613613"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html#ab9a20f47b40f06984c08aed2ca613613">ripple::PeerFinder::Config::outPeers</a></div><div class="ttdeci">std::size_t outPeers</div><div class="ttdoc">The number of automatic outbound connections to maintain.</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderManager_8h_source.html#l00053">PeerfinderManager.h:53</a></div></div>
<div class="ttc" id="aclassripple_1_1Config_html_af722ebb601d71b9e56145ac49fc85280"><div class="ttname"><a href="classripple_1_1Config.html#af722ebb601d71b9e56145ac49fc85280">ripple::Config::PEERS_OUT_MAX</a></div><div class="ttdeci">std::size_t PEERS_OUT_MAX</div><div class="ttdef"><b>Definition:</b> <a href="Config_8h_source.html#l00156">Config.h:156</a></div></div>
<div class="ttc" id="ainteger_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint16_t</a></div></div>
<div class="ttc" id="aclassripple_1_1Config_html_a521c6cb417d606254ecb78c4933af418"><div class="ttname"><a href="classripple_1_1Config.html#a521c6cb417d606254ecb78c4933af418">ripple::Config::PEERS_IN_MAX</a></div><div class="ttdeci">std::size_t PEERS_IN_MAX</div><div class="ttdef"><b>Definition:</b> <a href="Config_8h_source.html#l00157">Config.h:157</a></div></div>
<div class="ttc" id="anamespaceripple_1_1PeerFinder_1_1Tuning_html_a2ad6eef9f47f6d98246d0a51059b5bb8adfb5a5032cadf474a7d73130e7bdfbab"><div class="ttname"><a href="namespaceripple_1_1PeerFinder_1_1Tuning.html#a2ad6eef9f47f6d98246d0a51059b5bb8adfb5a5032cadf474a7d73130e7bdfbab">ripple::PeerFinder::Tuning::minOutCount</a></div><div class="ttdeci">@ minOutCount</div><div class="ttdef"><b>Definition:</b> <a href="peerfinder_2impl_2Tuning_8h_source.html#l00059">peerfinder/impl/Tuning.h:59</a></div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html_aa0026277cfc4914ecc8d136e5a94ef8e"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html#aa0026277cfc4914ecc8d136e5a94ef8e">ripple::PeerFinder::Config::maxPeers</a></div><div class="ttdeci">std::size_t maxPeers</div><div class="ttdoc">The largest number of public peer slots to allow.</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderManager_8h_source.html#l00047">PeerfinderManager.h:47</a></div></div>
<div class="ttc" id="amin_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/algorithm/min.html">std::min</a></div><div class="ttdeci">T min(T... args)</div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html_a7fde17254835e48c5b090bb00fe337e9"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html#a7fde17254835e48c5b090bb00fe337e9">ripple::PeerFinder::Config::applyTuning</a></div><div class="ttdeci">void applyTuning()</div><div class="ttdoc">Adjusts the values so they follow the business rules.</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderConfig_8cpp_source.html#l00046">PeerfinderConfig.cpp:46</a></div></div>
<div class="ttc" id="aclassripple_1_1Config_html_affa3814314db54dc51e3f56c00ff32e7"><div class="ttname"><a href="classripple_1_1Config.html#affa3814314db54dc51e3f56c00ff32e7">ripple::Config::PEERS_MAX</a></div><div class="ttdeci">std::size_t PEERS_MAX</div><div class="ttdef"><b>Definition:</b> <a href="Config_8h_source.html#l00155">Config.h:155</a></div></div>
<div class="ttc" id="anamespaceripple_html"><div class="ttname"><a href="namespaceripple.html">ripple</a></div><div class="ttdoc">Use hash_* containers for keys that do not need a cryptographically secure hashing algorithm.</div><div class="ttdef"><b>Definition:</b> <a href="RCLCensorshipDetector_8h_source.html#l00029">RCLCensorshipDetector.h:29</a></div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html_af8629cfefba4fb74f5a498562eddc06b"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html#af8629cfefba4fb74f5a498562eddc06b">ripple::PeerFinder::Config::listeningPort</a></div><div class="ttdeci">std::uint16_t listeningPort</div><div class="ttdoc">The listening port number.</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderManager_8h_source.html#l00071">PeerfinderManager.h:71</a></div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html_af22578657f9b42b4c0b66cb6289761aa"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html#af22578657f9b42b4c0b66cb6289761aa">ripple::PeerFinder::Config::calcOutPeers</a></div><div class="ttdeci">std::size_t calcOutPeers() const</div><div class="ttdoc">Returns a suitable value for outPeers according to the rules.</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderConfig_8cpp_source.html#l00038">PeerfinderConfig.cpp:38</a></div></div>
<div class="ttc" id="asize_t_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a></div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html_a2aa0119410e7741efd384492c1e5a3b9"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html#a2aa0119410e7741efd384492c1e5a3b9">ripple::PeerFinder::Config::autoConnect</a></div><div class="ttdeci">bool autoConnect</div><div class="ttdoc">true if we want to establish connections automatically</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderManager_8h_source.html#l00068">PeerfinderManager.h:68</a></div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html">ripple::PeerFinder::Config</a></div><div class="ttdoc">PeerFinder configuration settings.</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderManager_8h_source.html#l00041">PeerfinderManager.h:41</a></div></div>
<div class="ttc" id="amax_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/algorithm/max.html">std::max</a></div><div class="ttdeci">T max(T... args)</div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html_a189d9cacf39182df611c2e0ba2dd177f"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html#a189d9cacf39182df611c2e0ba2dd177f">ripple::PeerFinder::Config::Config</a></div><div class="ttdeci">Config()</div><div class="ttdoc">Create a configuration with default values.</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderConfig_8cpp_source.html#l00026">PeerfinderConfig.cpp:26</a></div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html_a0003a9384327d7c4a4823fa736bf86cc"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html#a0003a9384327d7c4a4823fa736bf86cc">ripple::PeerFinder::Config::onWrite</a></div><div class="ttdeci">void onWrite(beast::PropertyStream::Map &amp;map)</div><div class="ttdoc">Write the configuration into a property stream.</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderConfig_8cpp_source.html#l00066">PeerfinderConfig.cpp:66</a></div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html_a46decaaf39a6782668b563d2d774ddb5"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html#a46decaaf39a6782668b563d2d774ddb5">ripple::PeerFinder::Config::ipLimit</a></div><div class="ttdeci">int ipLimit</div><div class="ttdoc">Limit how many incoming connections we allow per IP.</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderManager_8h_source.html#l00077">PeerfinderManager.h:77</a></div></div>
<div class="ttc" id="astructripple_1_1PeerFinder_1_1Config_html_a67c60a2f6d0ef7a67fc7144f09f57d04"><div class="ttname"><a href="structripple_1_1PeerFinder_1_1Config.html#a67c60a2f6d0ef7a67fc7144f09f57d04">ripple::PeerFinder::Config::inPeers</a></div><div class="ttdeci">std::size_t inPeers</div><div class="ttdoc">The number of automatic inbound connections to maintain.</div><div class="ttdef"><b>Definition:</b> <a href="PeerfinderManager_8h_source.html#l00059">PeerfinderManager.h:59</a></div></div>
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