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<div class="title">DatabaseDownloader.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) 2020 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/net/DatabaseDownloader.h&gt;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160; </div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; </div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;DatabaseDownloader&gt;</a></div>
<div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="namespaceripple.html#a44bdb65cae71a71fa5c4acf5a795afd0"> 25</a></span>&#160;<a class="code" href="namespaceripple.html#a44bdb65cae71a71fa5c4acf5a795afd0">make_DatabaseDownloader</a>(</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; boost::asio::io_service&amp; io_service,</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; <a class="code" href="classripple_1_1Config.html">Config</a> <span class="keyword">const</span>&amp; config,</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; <a class="code" href="classbeast_1_1Journal.html">beast::Journal</a> j)</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;{</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; <span class="keywordflow">return</span> <a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;DatabaseDownloader&gt;</a>(</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; <span class="keyword">new</span> <a class="code" href="classripple_1_1DatabaseDownloader.html">DatabaseDownloader</a>(io_service, config, j));</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;}</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; </div>
<div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="classripple_1_1DatabaseDownloader.html#adae3898589b0de8c5415bf5514a983dc"> 34</a></span>&#160;<a class="code" href="classripple_1_1DatabaseDownloader.html#adae3898589b0de8c5415bf5514a983dc">DatabaseDownloader::DatabaseDownloader</a>(</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; boost::asio::io_service&amp; io_service,</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; <a class="code" href="classripple_1_1Config.html">Config</a> <span class="keyword">const</span>&amp; config,</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <a class="code" href="classbeast_1_1Journal.html">beast::Journal</a> j)</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; : <a class="code" href="classripple_1_1HTTPDownloader.html">HTTPDownloader</a>(io_service, config, j)</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; , config_(config)</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; , io_service_(io_service)</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;{</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;}</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;<span class="keyword">auto</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classripple_1_1DatabaseDownloader.html#abbbd8b6def1a23fc732bbea5b3db3822"> 45</a></span>&#160;<a class="code" href="classripple_1_1DatabaseDownloader.html#abbbd8b6def1a23fc732bbea5b3db3822">DatabaseDownloader::getParser</a>(</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; boost::filesystem::path dstPath,</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/utility/functional/function.html">std::function</a>&lt;<span class="keywordtype">void</span>(boost::filesystem::path)&gt; complete,</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; boost::system::error_code&amp; ec) -&gt; <a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;parser&gt;</a></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="keyword">using namespace </span>boost::beast;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; </div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; <span class="keyword">auto</span> p = std::make_shared&lt;http::response_parser&lt;DatabaseBody&gt;&gt;();</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; p-&gt;body_limit(<a class="codeRef" href="http://en.cppreference.com/w/cpp/types/numeric_limits.html">std::numeric_limits&lt;std::uint64_t&gt;::max</a>());</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; p-&gt;<a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr/get.html">get</a>().body().open(dstPath, config_, io_service_, ec);</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <span class="keywordflow">if</span> (ec)</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; p-&gt;get().body().close();</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; <span class="keywordflow">return</span> p;</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;}</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; </div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;<span class="keywordtype">bool</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="classripple_1_1DatabaseDownloader.html#a97e9447676176175cd2b24cd88f235c3"> 63</a></span>&#160;<a class="code" href="classripple_1_1DatabaseDownloader.html#a97e9447676176175cd2b24cd88f235c3">DatabaseDownloader::checkPath</a>(boost::filesystem::path <span class="keyword">const</span>&amp; dstPath)</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="keywordflow">return</span> dstPath.string().size() &lt;= <a class="code" href="classripple_1_1DatabaseDownloader.html#a557f77c886c05479b5053b5767834c10">MAX_PATH_LEN</a>;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;}</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;<span class="keywordtype">void</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="classripple_1_1DatabaseDownloader.html#abf970f1d12a120d650992b43dc701402"> 69</a></span>&#160;<a class="code" href="classripple_1_1DatabaseDownloader.html#abf970f1d12a120d650992b43dc701402">DatabaseDownloader::closeBody</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;parser&gt;</a> p)</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;{</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; <span class="keyword">using namespace </span>boost::beast;</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; </div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="keyword">auto</span> databaseBodyParser =</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; std::dynamic_pointer_cast&lt;http::response_parser&lt;DatabaseBody&gt;&gt;(p);</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; assert(databaseBodyParser);</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; databaseBodyParser-&gt;get().body().close();</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;}</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; </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::uint64_t</a></div>
<div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="classripple_1_1DatabaseDownloader.html#aa67aa36b5aa312676ba4fbca836ca0ed"> 81</a></span>&#160;<a class="code" href="classripple_1_1DatabaseDownloader.html#aa67aa36b5aa312676ba4fbca836ca0ed">DatabaseDownloader::size</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;parser&gt;</a> p)</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;{</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; <span class="keyword">using namespace </span>boost::beast;</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; </div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <span class="keyword">auto</span> databaseBodyParser =</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; std::dynamic_pointer_cast&lt;http::response_parser&lt;DatabaseBody&gt;&gt;(p);</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; assert(databaseBodyParser);</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="keywordflow">return</span> databaseBodyParser-&gt;get().body().size();</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; </div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;} <span class="comment">// namespace ripple</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="ashared_ptr_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr</a></div><div class="ttdoc">STL class.</div></div>
<div class="ttc" id="aclassripple_1_1DatabaseDownloader_html_a97e9447676176175cd2b24cd88f235c3"><div class="ttname"><a href="classripple_1_1DatabaseDownloader.html#a97e9447676176175cd2b24cd88f235c3">ripple::DatabaseDownloader::checkPath</a></div><div class="ttdeci">bool checkPath(boost::filesystem::path const &amp;dstPath) override</div><div class="ttdef"><b>Definition:</b> <a href="DatabaseDownloader_8cpp_source.html#l00063">DatabaseDownloader.cpp:63</a></div></div>
<div class="ttc" id="aget_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/memory/shared_ptr/get.html">std::shared_ptr::get</a></div><div class="ttdeci">T get(T... args)</div></div>
<div class="ttc" id="afunction_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/utility/functional/function.html">std::function</a></div></div>
<div class="ttc" id="aclassripple_1_1DatabaseDownloader_html_abf970f1d12a120d650992b43dc701402"><div class="ttname"><a href="classripple_1_1DatabaseDownloader.html#abf970f1d12a120d650992b43dc701402">ripple::DatabaseDownloader::closeBody</a></div><div class="ttdeci">void closeBody(std::shared_ptr&lt; parser &gt; p) override</div><div class="ttdef"><b>Definition:</b> <a href="DatabaseDownloader_8cpp_source.html#l00069">DatabaseDownloader.cpp:69</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#l00069">Config.h:69</a></div></div>
<div class="ttc" id="aclassbeast_1_1Journal_html"><div class="ttname"><a href="classbeast_1_1Journal.html">beast::Journal</a></div><div class="ttdoc">A generic endpoint for log messages.</div><div class="ttdef"><b>Definition:</b> <a href="Journal_8h_source.html#l00058">Journal.h:58</a></div></div>
<div class="ttc" id="ainteger_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a></div></div>
<div class="ttc" id="aclassripple_1_1DatabaseDownloader_html_adae3898589b0de8c5415bf5514a983dc"><div class="ttname"><a href="classripple_1_1DatabaseDownloader.html#adae3898589b0de8c5415bf5514a983dc">ripple::DatabaseDownloader::DatabaseDownloader</a></div><div class="ttdeci">DatabaseDownloader(boost::asio::io_service &amp;io_service, Config const &amp;config, beast::Journal j)</div><div class="ttdef"><b>Definition:</b> <a href="DatabaseDownloader_8cpp_source.html#l00034">DatabaseDownloader.cpp:34</a></div></div>
<div class="ttc" id="aclassripple_1_1DatabaseDownloader_html_a557f77c886c05479b5053b5767834c10"><div class="ttname"><a href="classripple_1_1DatabaseDownloader.html#a557f77c886c05479b5053b5767834c10">ripple::DatabaseDownloader::MAX_PATH_LEN</a></div><div class="ttdeci">static const std::uint8_t MAX_PATH_LEN</div><div class="ttdef"><b>Definition:</b> <a href="DatabaseDownloader_8h_source.html#l00039">DatabaseDownloader.h:39</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="aclassripple_1_1DatabaseDownloader_html_abbbd8b6def1a23fc732bbea5b3db3822"><div class="ttname"><a href="classripple_1_1DatabaseDownloader.html#abbbd8b6def1a23fc732bbea5b3db3822">ripple::DatabaseDownloader::getParser</a></div><div class="ttdeci">std::shared_ptr&lt; parser &gt; getParser(boost::filesystem::path dstPath, std::function&lt; void(boost::filesystem::path)&gt; complete, boost::system::error_code &amp;ec) override</div><div class="ttdef"><b>Definition:</b> <a href="DatabaseDownloader_8cpp_source.html#l00045">DatabaseDownloader.cpp:45</a></div></div>
<div class="ttc" id="aclassripple_1_1DatabaseDownloader_html_aa67aa36b5aa312676ba4fbca836ca0ed"><div class="ttname"><a href="classripple_1_1DatabaseDownloader.html#aa67aa36b5aa312676ba4fbca836ca0ed">ripple::DatabaseDownloader::size</a></div><div class="ttdeci">std::uint64_t size(std::shared_ptr&lt; parser &gt; p) override</div><div class="ttdef"><b>Definition:</b> <a href="DatabaseDownloader_8cpp_source.html#l00081">DatabaseDownloader.cpp:81</a></div></div>
<div class="ttc" id="aclassripple_1_1DatabaseDownloader_html"><div class="ttname"><a href="classripple_1_1DatabaseDownloader.html">ripple::DatabaseDownloader</a></div><div class="ttdef"><b>Definition:</b> <a href="DatabaseDownloader_8h_source.html#l00028">DatabaseDownloader.h:28</a></div></div>
<div class="ttc" id="aclassripple_1_1HTTPDownloader_html"><div class="ttname"><a href="classripple_1_1HTTPDownloader.html">ripple::HTTPDownloader</a></div><div class="ttdoc">Provides an asynchronous HTTP[S] file downloader.</div><div class="ttdef"><b>Definition:</b> <a href="HTTPDownloader_8h_source.html#l00044">HTTPDownloader.h:44</a></div></div>
<div class="ttc" id="anamespaceripple_html_a44bdb65cae71a71fa5c4acf5a795afd0"><div class="ttname"><a href="namespaceripple.html#a44bdb65cae71a71fa5c4acf5a795afd0">ripple::make_DatabaseDownloader</a></div><div class="ttdeci">std::shared_ptr&lt; DatabaseDownloader &gt; make_DatabaseDownloader(boost::asio::io_service &amp;io_service, Config const &amp;config, beast::Journal j)</div><div class="ttdef"><b>Definition:</b> <a href="DatabaseDownloader_8cpp_source.html#l00025">DatabaseDownloader.cpp:25</a></div></div>
<div class="ttc" id="anumeric_limits_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/numeric_limits.html">std::numeric_limits</a></div></div>
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