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Posted to commits@mesos.apache.org by gi...@apache.org on 2017/07/28 16:05:52 UTC

[03/51] [partial] mesos-site git commit: Updated the website built from mesos SHA: d724747.

http://git-wip-us.apache.org/repos/asf/mesos-site/blob/ba48e30e/content/api/latest/c++/fetcher__process_8hpp_source.html
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+  <ul>
+<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_80f0d4a0945c74dfa611dba2ec326a39.html">slave</a></li><li class="navelem"><a class="el" href="dir_fbb1f3397356a940a2dbc4baf07ee5bb.html">containerizer</a></li>  </ul>
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+<div class="title">fetcher_process.hpp</div>  </div>
+</div><!--header-->
+<div class="contents">
+<a href="fetcher__process_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">// Licensed to the Apache Software Foundation (ASF) under one</span></div>
+<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">// or more contributor license agreements.  See the NOTICE file</span></div>
+<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">// distributed with this work for additional information</span></div>
+<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">// regarding copyright ownership.  The ASF licenses this file</span></div>
+<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">// to you under the Apache License, Version 2.0 (the</span></div>
+<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">// &quot;License&quot;); you may not use this file except in compliance</span></div>
+<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">// with the License.  You may obtain a copy of the License at</span></div>
+<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">//</span></div>
+<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">//     http://www.apache.org/licenses/LICENSE-2.0</span></div>
+<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">//</span></div>
+<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
+<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment">// distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div>
+<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
+<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">// See the License for the specific language governing permissions and</span></div>
+<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment">// limitations under the License.</span></div>
+<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;</div>
+<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#ifndef __SLAVE_CONTAINERIZER_FETCHER_PROCESS_HPP__</span></div>
+<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define __SLAVE_CONTAINERIZER_FETCHER_PROCESS_HPP__</span></div>
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+<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="include_2mesos_2mesos_8hpp.html">mesos/mesos.hpp</a>&gt;</span></div>
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+<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="counter_8hpp.html">process/metrics/counter.hpp</a>&gt;</span></div>
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+<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="keyword">namespace </span>mesos {</div>
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+<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;  <span class="keyword">virtual</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#ac547207a79610941e4fd1a44fb1eb225">~FetcherProcess</a>();</div>
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+<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;      <span class="keyword">const</span> ContainerID&amp; containerId,</div>
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+<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;      <span class="keyword">const</span> <a class="code" href="classOption.html">Option&lt;std::string&gt;</a>&amp; <a class="code" href="namespaceos.html#a698aa27e5ea6b1dc1c190b978c2f7960">user</a>);</div>
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+<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;  <span class="comment">// running on behalf of the given container ID, if any.</span></div>
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+<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;      <span class="comment">// TODO(bernd-mesos): Remove this construct after refactoring so</span></div>
+<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;      <span class="comment">// that the slave flags get injected into the fetcher.</span></div>
+<div class="line"><a name="l00108"></a><span class="lineno"><a class="line" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a67db657f034ac8b51e68ee0477a2da1e">  108</a></span>&#160;      <a class="code" href="classPath.html">Path</a> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a67db657f034ac8b51e68ee0477a2da1e">path</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classPath.html">Path</a>(<a class="code" href="namespacepath.html#aa86b16a2171cec90bb3337930513ef0f">path::join</a>(<a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a287fe4e57be0aef3e9c62440e615d97a">directory</a>, <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a7fcdedae0524c389961c6ab122c25074">filename</a>)); }</div>
+<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;</div>
+<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;      <span class="comment">// Uniquely identifies a user/URI combination.</span></div>
+<div class="line"><a name="l00111"></a><span class="lineno"><a class="line" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a0297220fc67343a86f4433e51d95adb4">  111</a></span>&#160;      <span class="keyword">const</span> std::string <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a0297220fc67343a86f4433e51d95adb4">key</a>;</div>
+<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;</div>
+<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;      <span class="comment">// Cache directory where this entry is stored.</span></div>
+<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;      <span class="comment">// TODO(bernd-mesos): Remove this construct after refactoring so</span></div>
+<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;      <span class="comment">// that the slave flags get injected into the fetcher.</span></div>
+<div class="line"><a name="l00116"></a><span class="lineno"><a class="line" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a287fe4e57be0aef3e9c62440e615d97a">  116</a></span>&#160;      <span class="keyword">const</span> std::string <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a287fe4e57be0aef3e9c62440e615d97a">directory</a>;</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;      <span class="comment">// The unique name of the file held in the cache on behalf of a</span></div>
+<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;      <span class="comment">// URI.</span></div>
+<div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a7fcdedae0524c389961c6ab122c25074">  120</a></span>&#160;      <span class="keyword">const</span> std::string <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a7fcdedae0524c389961c6ab122c25074">filename</a>;</div>
+<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;</div>
+<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;      <span class="comment">// The expected size of the cache file. This field is set before</span></div>
+<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;      <span class="comment">// downloading. If the actual size of the downloaded file is</span></div>
+<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;      <span class="comment">// different a warning is logged and the field&#39;s value adjusted.</span></div>
+<div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#aa555eaa4e8f7155290f52088bf69ba34">  125</a></span>&#160;      <a class="code" href="classBytes.html">Bytes</a> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#aa555eaa4e8f7155290f52088bf69ba34">size</a>;</div>
+<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;</div>
+<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;    <span class="keyword">private</span>:</div>
+<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;      <span class="comment">// Concurrent fetch attempts can reference the same entry multiple</span></div>
+<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;      <span class="comment">// times.</span></div>
+<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;      <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> referenceCount;</div>
+<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;</div>
+<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;     <span class="comment">// Indicates successful downloading to the cache.</span></div>
+<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;      <a class="code" href="classprocess_1_1Promise.html">process::Promise&lt;Nothing&gt;</a> promise;</div>
+<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;    };</div>
+<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;</div>
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+<div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#a6512abf4e95bb472c6d1847fd560c66b">  137</a></span>&#160;    <span class="keyword">virtual</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#a6512abf4e95bb472c6d1847fd560c66b">~Cache</a>() {}</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="keywordtype">void</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#a4ed2793e1dcf944525235ae1f4a2c474">claimSpace</a>(<span class="keyword">const</span> <a class="code" href="classBytes.html">Bytes</a>&amp; bytes);</div>
+<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;    <span class="keywordtype">void</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#aa71855bc2a58180c8abdfac250e6c4af">releaseSpace</a>(<span class="keyword">const</span> <a class="code" href="classBytes.html">Bytes</a>&amp; bytes);</div>
+<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;</div>
+<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;    <a class="code" href="classBytes.html">Bytes</a> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#a7e9241ea074b72218ace2abaf65a00ab">totalSpace</a>() <span class="keyword">const</span>;</div>
+<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;    <a class="code" href="classBytes.html">Bytes</a> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#ad6cbb59defc88edb511562c691bb4d10">usedSpace</a>() <span class="keyword">const</span>;</div>
+<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;    <a class="code" href="classBytes.html">Bytes</a> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#aad24cf6d30a1f1deec48c39b1adb01cc">availableSpace</a>() <span class="keyword">const</span>;</div>
+<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;</div>
+<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;    <span class="comment">// Invents a new, distinct base name for a cache file, using the same</span></div>
+<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;    <span class="comment">// filename extension as the URI.</span></div>
+<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;    std::string <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#a4d70156e4b7b93d9a5570adcdb870898">nextFilename</a>(<span class="keyword">const</span> CommandInfo::URI&amp; uri);</div>
+<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;</div>
+<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;    <span class="comment">// Creates a new entry and inserts it into the cache table. Also</span></div>
+<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;    <span class="comment">// sets its reference count to 1. Returns the entry.</span></div>
+<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;    std::shared_ptr&lt;Entry&gt; <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#ae3c4174b4c86b74869e4069e7e3ceab1">create</a>(</div>
+<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;        <span class="keyword">const</span> std::string&amp; cacheDirectory,</div>
+<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;        <span class="keyword">const</span> <a class="code" href="classOption.html">Option&lt;std::string&gt;</a>&amp; user,</div>
+<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;        <span class="keyword">const</span> CommandInfo::URI&amp; uri);</div>
+<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;</div>
+<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;    <span class="comment">// Retrieves the cache entry indexed by the parameters, without</span></div>
+<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;    <span class="comment">// changing its reference count.</span></div>
+<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;    <a class="code" href="classOption.html">Option&lt;std::shared_ptr&lt;Entry&gt;</a>&gt; <span class="keyword">get</span>(</div>
+<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;        <span class="keyword">const</span> <a class="code" href="classOption.html">Option&lt;std::string&gt;</a>&amp; <a class="code" href="namespaceos.html#a698aa27e5ea6b1dc1c190b978c2f7960">user</a>,</div>
+<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;        <span class="keyword">const</span> std::string&amp; uri);</div>
+<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;</div>
+<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;    <span class="comment">// Returns whether an entry for this user and URI is in the cache.</span></div>
+<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;    <span class="keywordtype">bool</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#ab3c3ecce0a57e75bfc160d343c23c876">contains</a>(</div>
+<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;        <span class="keyword">const</span> <a class="code" href="classOption.html">Option&lt;std::string&gt;</a>&amp; user, <span class="keyword">const</span> std::string&amp; uri) <span class="keyword">const</span>;</div>
+<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;</div>
+<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;    <span class="comment">// Returns whether this identical entry is in the cache.</span></div>
+<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;    <span class="keywordtype">bool</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#ab3c3ecce0a57e75bfc160d343c23c876">contains</a>(<span class="keyword">const</span> std::shared_ptr&lt;Cache::Entry&gt;&amp; entry) <span class="keyword">const</span>;</div>
+<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;</div>
+<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;    <span class="comment">// Completely deletes a cache entry and its file. Warns on failure.</span></div>
+<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;    <span class="comment">// Virtual for mock testing.</span></div>
+<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;    <span class="keyword">virtual</span> <a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> <span class="keyword">remove</span>(<span class="keyword">const</span> std::shared_ptr&lt;Entry&gt;&amp; entry);</div>
+<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;</div>
+<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;    <span class="comment">// Determines a list of cache entries to remove, respectively cache files</span></div>
+<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;    <span class="comment">// to delete, so that at least the required amount of space would become</span></div>
+<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;    <span class="comment">// available.</span></div>
+<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;    <a class="code" href="classTry.html">Try&lt;std::list&lt;std::shared_ptr&lt;Cache::Entry&gt;</a>&gt;&gt;</div>
+<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;        <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#a0467f9eeeff780c236140976df41e6bf">selectVictims</a>(<span class="keyword">const</span> <a class="code" href="classBytes.html">Bytes</a>&amp; requiredSpace);</div>
+<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;</div>
+<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;    <span class="comment">// Ensures that there is the requested amount of space is available</span></div>
+<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;    <span class="comment">// Evicts other files as necessary to make it so.</span></div>
+<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;    <a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#a78dc006d647ff14c96d51ed2306493e0">reserve</a>(<span class="keyword">const</span> <a class="code" href="classBytes.html">Bytes</a>&amp; requestedSpace);</div>
+<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;</div>
+<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;    <span class="comment">// Finds out if any predictions about cache file sizes have been</span></div>
+<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;    <span class="comment">// inaccurate, logs this if so, and records the cache files&#39; actual</span></div>
+<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;    <span class="comment">// sizes and adjusts the cache&#39;s total amount of space in use.</span></div>
+<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;    <a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#ac38d5471648944c61e590c1c673604c9">adjust</a>(<span class="keyword">const</span> std::shared_ptr&lt;Cache::Entry&gt;&amp; entry);</div>
+<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;</div>
+<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;    <span class="comment">// Number of entries.</span></div>
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+<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;  <span class="keyword">private</span>:</div>
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+<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;    <span class="keyword">const</span> <a class="code" href="classBytes.html">Bytes</a> space;</div>
+<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;</div>
+<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;    <span class="comment">// How much space has been reserved to be occupied by cache files.</span></div>
+<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;    <a class="code" href="classBytes.html">Bytes</a> tally;</div>
+<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;</div>
+<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;    <span class="comment">// Used to generate distinct cache file names simply by counting.</span></div>
+<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;    <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> filenameSerial;</div>
+<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;</div>
+<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;    <span class="comment">// Maps keys (cache directory / URI combinations) to cache file</span></div>
+<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;    <span class="comment">// entries.</span></div>
+<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;    <a class="code" href="classhashmap.html">hashmap&lt;std::string, std::shared_ptr&lt;Entry&gt;</a>&gt; table;</div>
+<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;</div>
+<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;    <span class="comment">// Stores cache file entries sorted from LRU to MRU.</span></div>
+<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;    std::list&lt;std::shared_ptr&lt;Entry&gt;&gt; lruSortedEntries;</div>
+<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;  };</div>
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+<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;  <span class="comment">// Public and virtual for mock testing.</span></div>
+<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;  <span class="keyword">virtual</span> <a class="code" href="classprocess_1_1Future.html">process::Future&lt;Nothing&gt;</a> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#a7839bfa6ada1f6f5a0107878bfc358f2">_fetch</a>(</div>
+<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;      <span class="keyword">const</span> <a class="code" href="classhashmap.html">hashmap</a>&lt;</div>
+<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;          CommandInfo::URI,</div>
+<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;          <a class="code" href="classOption.html">Option</a>&lt;<a class="code" href="classprocess_1_1Future.html">process::Future</a>&lt;std::shared_ptr&lt;Cache::Entry&gt;&gt;&gt;&gt;&amp;</div>
+<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;        entries,</div>
+<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;      <span class="keyword">const</span> ContainerID&amp; containerId,</div>
+<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;      <span class="keyword">const</span> std::string&amp; sandboxDirectory,</div>
+<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;      <span class="keyword">const</span> std::string&amp; cacheDirectory,</div>
+<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;      <span class="keyword">const</span> <a class="code" href="classOption.html">Option&lt;std::string&gt;</a>&amp; user);</div>
+<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;</div>
+<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;  <span class="comment">// Returns a list of cache files on disk for the given slave</span></div>
+<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;  <span class="comment">// (for all users combined). For testing.</span></div>
+<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;  <a class="code" href="classTry.html">Try&lt;std::list&lt;Path&gt;</a>&gt; <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#a2b61700c6c2727a27e6dc2c96a85fd3f">cacheFiles</a>() <span class="keyword">const</span>;</div>
+<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;</div>
+<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;  <span class="comment">// Returns the number of cache entries for the given slave (for all</span></div>
+<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;  <span class="comment">// users combined). For testing.</span></div>
+<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;  <span class="keywordtype">size_t</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#a179d83b99f69455b6968bd27d9b5649e">cacheSize</a>() <span class="keyword">const</span>;</div>
+<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;</div>
+<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;  <span class="comment">// Returns the amount of remaining cache space that is not occupied</span></div>
+<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;  <span class="comment">// by cache entries. For testing.</span></div>
+<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;  <a class="code" href="classBytes.html">Bytes</a> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#a94fb0cab716a430c9a9e85c6f2ccaf70">availableCacheSpace</a>() <span class="keyword">const</span>;</div>
+<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;</div>
+<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;<span class="keyword">private</span>:</div>
+<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;  <a class="code" href="classprocess_1_1Future.html">process::Future&lt;Nothing&gt;</a> __fetch(</div>
+<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;      <span class="keyword">const</span> <a class="code" href="classhashmap.html">hashmap</a>&lt;CommandInfo::URI,</div>
+<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;      <a class="code" href="classOption.html">Option</a>&lt;std::shared_ptr&lt;Cache::Entry&gt;&gt;&gt;&amp; entries,</div>
+<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;      <span class="keyword">const</span> ContainerID&amp; containerId,</div>
+<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;      <span class="keyword">const</span> std::string&amp; sandboxDirectory,</div>
+<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;      <span class="keyword">const</span> std::string&amp; cacheDirectory,</div>
+<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;      <span class="keyword">const</span> <a class="code" href="classOption.html">Option&lt;std::string&gt;</a>&amp; user);</div>
+<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;</div>
+<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;  <span class="comment">// Calls Cache::reserve() and returns a ready entry future if successful,</span></div>
+<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;  <span class="comment">// else Failure. Claims the space and assigns the entry&#39;s size to this</span></div>
+<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;  <span class="comment">// amount if and only if successful.</span></div>
+<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;  <a class="code" href="classprocess_1_1Future.html">process::Future&lt;std::shared_ptr&lt;Cache::Entry&gt;</a>&gt; reserveCacheSpace(</div>
+<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;      <span class="keyword">const</span> <a class="code" href="classTry.html">Try&lt;Bytes&gt;</a>&amp; requestedSpace,</div>
+<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;      <span class="keyword">const</span> std::shared_ptr&lt;Cache::Entry&gt;&amp; entry);</div>
+<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;</div>
+<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;  <span class="keyword">struct </span><a class="code" href="structmesos_1_1internal_1_1slave_1_1Metrics.html">Metrics</a></div>
+<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;  {</div>
+<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;    <span class="keyword">explicit</span> <a class="code" href="namespacemesos_1_1internal_1_1tests.html#ace210c8852d8ef1f0f67ec3af06281f6">Metrics</a>(<a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html">FetcherProcess</a> *fetcher);</div>
+<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;    ~<a class="code" href="structmesos_1_1internal_1_1slave_1_1Metrics.html">Metrics</a>();</div>
+<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;</div>
+<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;    <span class="comment">// NOTE: These metrics will increment at most once per task. Even if</span></div>
+<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;    <span class="comment">// a single task asks for multiple artifacts, the total number of</span></div>
+<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;    <span class="comment">// fetches will only go up by one. And if any of those artifacts</span></div>
+<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;    <span class="comment">// fail to fetch, the failure count will only increase by one.</span></div>
+<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;    <a class="code" href="classprocess_1_1metrics_1_1Counter.html">process::metrics::Counter</a> task_fetches_total;</div>
+<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;    <a class="code" href="classprocess_1_1metrics_1_1Counter.html">process::metrics::Counter</a> task_fetches_failed;</div>
+<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;</div>
+<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;    <a class="code" href="classprocess_1_1metrics_1_1Gauge.html">process::metrics::Gauge</a> cache_size_total_bytes;</div>
+<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;    <a class="code" href="classprocess_1_1metrics_1_1Gauge.html">process::metrics::Gauge</a> cache_size_used_bytes;</div>
+<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;  } metrics;</div>
+<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;</div>
+<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;  <span class="keyword">const</span> Flags flags;</div>
+<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;</div>
+<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;  <a class="code" href="classCache.html">Cache</a> cache;</div>
+<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;</div>
+<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;  <a class="code" href="classhashmap.html">hashmap&lt;ContainerID, pid_t&gt;</a> subprocessPids;</div>
+<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;};</div>
+<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;</div>
+<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;</div>
+<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;} <span class="comment">// namespace slave {</span></div>
+<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;} <span class="comment">// namespace internal {</span></div>
+<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;} <span class="comment">// namespace mesos {</span></div>
+<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;</div>
+<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;<span class="preprocessor">#endif // __SLAVE_CONTAINERIZER_FETCHER_PROCESS_HPP__</span></div>
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+<div class="ttc" id="classOption_html"><div class="ttname"><a href="classOption.html">Option&lt; std::string &gt;</a></div></div>
+<div class="ttc" id="gauge_8hpp_html"><div class="ttname"><a href="gauge_8hpp.html">gauge.hpp</a></div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html_ab3c3ecce0a57e75bfc160d343c23c876"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#ab3c3ecce0a57e75bfc160d343c23c876">mesos::internal::slave::FetcherProcess::Cache::contains</a></div><div class="ttdeci">bool contains(const Option&lt; std::string &gt; &amp;user, const std::string &amp;uri) const </div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html_ac38d5471648944c61e590c1c673604c9"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#ac38d5471648944c61e590c1c673604c9">mesos::internal::slave::FetcherProcess::Cache::adjust</a></div><div class="ttdeci">Try&lt; Nothing &gt; adjust(const std::shared_ptr&lt; Cache::Entry &gt; &amp;entry)</div></div>
+<div class="ttc" id="classTry_html"><div class="ttname"><a href="classTry.html">Try</a></div><div class="ttdef"><b>Definition:</b> try.hpp:34</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html_a78dc006d647ff14c96d51ed2306493e0"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#a78dc006d647ff14c96d51ed2306493e0">mesos::internal::slave::FetcherProcess::Cache::reserve</a></div><div class="ttdeci">Try&lt; Nothing &gt; reserve(const Bytes &amp;requestedSpace)</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry_html_a9ac79e387cdf76b3daa0b3e160758b29"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a9ac79e387cdf76b3daa0b3e160758b29">mesos::internal::slave::FetcherProcess::Cache::Entry::isReferenced</a></div><div class="ttdeci">bool isReferenced() const </div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html_abe9028cb04e53cd6ee174961af83d59b"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#abe9028cb04e53cd6ee174961af83d59b">mesos::internal::slave::FetcherProcess::Cache::Cache</a></div><div class="ttdeci">Cache(Bytes _space)</div><div class="ttdef"><b>Definition:</b> fetcher_process.hpp:136</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html_ad6cbb59defc88edb511562c691bb4d10"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#ad6cbb59defc88edb511562c691bb4d10">mesos::internal::slave::FetcherProcess::Cache::usedSpace</a></div><div class="ttdeci">Bytes usedSpace() const </div></div>
+<div class="ttc" id="namespaceos_html_a698aa27e5ea6b1dc1c190b978c2f7960"><div class="ttname"><a href="namespaceos.html#a698aa27e5ea6b1dc1c190b978c2f7960">os::user</a></div><div class="ttdeci">Result&lt; std::string &gt; user(Option&lt; uid_t &gt; uid=None())</div><div class="ttdef"><b>Definition:</b> su.hpp:277</div></div>
+<div class="ttc" id="type__utils_8hpp_html"><div class="ttname"><a href="type__utils_8hpp.html">type_utils.hpp</a></div></div>
+<div class="ttc" id="include_2mesos_2mesos_8hpp_html"><div class="ttname"><a href="include_2mesos_2mesos_8hpp.html">mesos.hpp</a></div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_html"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html">mesos::internal::slave::FetcherProcess</a></div><div class="ttdef"><b>Definition:</b> fetcher_process.hpp:41</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_html_a2b61700c6c2727a27e6dc2c96a85fd3f"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#a2b61700c6c2727a27e6dc2c96a85fd3f">mesos::internal::slave::FetcherProcess::cacheFiles</a></div><div class="ttdeci">Try&lt; std::list&lt; Path &gt; &gt; cacheFiles() const </div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_html_aa85f02a121ced7824d5f1a4f8868d12d"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#aa85f02a121ced7824d5f1a4f8868d12d">mesos::internal::slave::FetcherProcess::fetch</a></div><div class="ttdeci">process::Future&lt; Nothing &gt; fetch(const ContainerID &amp;containerId, const CommandInfo &amp;commandInfo, const std::string &amp;sandboxDirectory, const Option&lt; std::string &gt; &amp;user)</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry_html_a0297220fc67343a86f4433e51d95adb4"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a0297220fc67343a86f4433e51d95adb4">mesos::internal::slave::FetcherProcess::Cache::Entry::key</a></div><div class="ttdeci">const std::string key</div><div class="ttdef"><b>Definition:</b> fetcher_process.hpp:111</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_html_a7839bfa6ada1f6f5a0107878bfc358f2"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#a7839bfa6ada1f6f5a0107878bfc358f2">mesos::internal::slave::FetcherProcess::_fetch</a></div><div class="ttdeci">virtual process::Future&lt; Nothing &gt; _fetch(const hashmap&lt; CommandInfo::URI, Option&lt; process::Future&lt; std::shared_ptr&lt; Cache::Entry &gt;&gt;&gt;&gt; &amp;entries, const ContainerID &amp;containerId, const std::string &amp;sandboxDirectory, const std::string &amp;cacheDirectory, const Option&lt; std::string &gt; &amp;user)</div></div>
+<div class="ttc" id="namespacepath_html_aa86b16a2171cec90bb3337930513ef0f"><div class="ttname"><a href="namespacepath.html#aa86b16a2171cec90bb3337930513ef0f">path::join</a></div><div class="ttdeci">std::string join(const std::string &amp;path1, const std::string &amp;path2, const char _separator=os::PATH_SEPARATOR)</div><div class="ttdef"><b>Definition:</b> path.hpp:29</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1Flags_html"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1Flags.html">mesos::internal::slave::Flags</a></div><div class="ttdef"><b>Definition:</b> flags.hpp:39</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry_html"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html">mesos::internal::slave::FetcherProcess::Cache::Entry</a></div><div class="ttdef"><b>Definition:</b> fetcher_process.hpp:72</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html_a4d70156e4b7b93d9a5570adcdb870898"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#a4d70156e4b7b93d9a5570adcdb870898">mesos::internal::slave::FetcherProcess::Cache::nextFilename</a></div><div class="ttdeci">std::string nextFilename(const CommandInfo::URI &amp;uri)</div></div>
+<div class="ttc" id="classprocess_1_1metrics_1_1Counter_html"><div class="ttname"><a href="classprocess_1_1metrics_1_1Counter.html">process::metrics::Counter</a></div><div class="ttdef"><b>Definition:</b> counter.hpp:26</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html">mesos::internal::slave::FetcherProcess::Cache</a></div><div class="ttdef"><b>Definition:</b> fetcher_process.hpp:69</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry_html_a7fcdedae0524c389961c6ab122c25074"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a7fcdedae0524c389961c6ab122c25074">mesos::internal::slave::FetcherProcess::Cache::Entry::filename</a></div><div class="ttdeci">const std::string filename</div><div class="ttdef"><b>Definition:</b> fetcher_process.hpp:120</div></div>
+<div class="ttc" id="classhashmap_html"><div class="ttname"><a href="classhashmap.html">hashmap</a></div><div class="ttdef"><b>Definition:</b> hashmap.hpp:36</div></div>
+<div class="ttc" id="classCache_html"><div class="ttname"><a href="classCache.html">Cache</a></div><div class="ttdef"><b>Definition:</b> cache.hpp:30</div></div>
+<div class="ttc" id="classprocess_1_1metrics_1_1Gauge_html"><div class="ttname"><a href="classprocess_1_1metrics_1_1Gauge.html">process::metrics::Gauge</a></div><div class="ttdef"><b>Definition:</b> gauge.hpp:27</div></div>
+<div class="ttc" id="counter_8hpp_html"><div class="ttname"><a href="counter_8hpp.html">counter.hpp</a></div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry_html_a29819d6b83020d6b1158ac0d104c1b07"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a29819d6b83020d6b1158ac0d104c1b07">mesos::internal::slave::FetcherProcess::Cache::Entry::~Entry</a></div><div class="ttdeci">~Entry()</div><div class="ttdef"><b>Definition:</b> fetcher_process.hpp:85</div></div>
+<div class="ttc" id="classPath_html"><div class="ttname"><a href="classPath.html">Path</a></div><div class="ttdoc">Represents a POSIX or Windows file system path and offers common path manipulations. </div><div class="ttdef"><b>Definition:</b> path.hpp:118</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_html_af4f74f98f2997125702f99aaad749764"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#af4f74f98f2997125702f99aaad749764">mesos::internal::slave::FetcherProcess::run</a></div><div class="ttdeci">virtual process::Future&lt; Nothing &gt; run(const ContainerID &amp;containerId, const std::string &amp;sandboxDirectory, const Option&lt; std::string &gt; &amp;user, const mesos::fetcher::FetcherInfo &amp;info)</div></div>
+<div class="ttc" id="classprocess_1_1Promise_html"><div class="ttname"><a href="classprocess_1_1Promise.html">process::Promise&lt; Nothing &gt;</a></div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html_aa71855bc2a58180c8abdfac250e6c4af"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#aa71855bc2a58180c8abdfac250e6c4af">mesos::internal::slave::FetcherProcess::Cache::releaseSpace</a></div><div class="ttdeci">void releaseSpace(const Bytes &amp;bytes)</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry_html_a287fe4e57be0aef3e9c62440e615d97a"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a287fe4e57be0aef3e9c62440e615d97a">mesos::internal::slave::FetcherProcess::Cache::Entry::directory</a></div><div class="ttdeci">const std::string directory</div><div class="ttdef"><b>Definition:</b> fetcher_process.hpp:116</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html_a6512abf4e95bb472c6d1847fd560c66b"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#a6512abf4e95bb472c6d1847fd560c66b">mesos::internal::slave::FetcherProcess::Cache::~Cache</a></div><div class="ttdeci">virtual ~Cache()</div><div class="ttdef"><b>Definition:</b> fetcher_process.hpp:137</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry_html_ab605385790138d8f71abc18974aee1d5"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#ab605385790138d8f71abc18974aee1d5">mesos::internal::slave::FetcherProcess::Cache::Entry::complete</a></div><div class="ttdeci">void complete()</div></div>
+<div class="ttc" id="future_8hpp_html"><div class="ttname"><a href="future_8hpp.html">future.hpp</a></div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry_html_a67db657f034ac8b51e68ee0477a2da1e"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a67db657f034ac8b51e68ee0477a2da1e">mesos::internal::slave::FetcherProcess::Cache::Entry::path</a></div><div class="ttdeci">Path path() const </div><div class="ttdef"><b>Definition:</b> fetcher_process.hpp:108</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html_a4ed2793e1dcf944525235ae1f4a2c474"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#a4ed2793e1dcf944525235ae1f4a2c474">mesos::internal::slave::FetcherProcess::Cache::claimSpace</a></div><div class="ttdeci">void claimSpace(const Bytes &amp;bytes)</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html_a7e9241ea074b72218ace2abaf65a00ab"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#a7e9241ea074b72218ace2abaf65a00ab">mesos::internal::slave::FetcherProcess::Cache::totalSpace</a></div><div class="ttdeci">Bytes totalSpace() const </div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry_html_a201044dce390fe17935873208428fc86"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a201044dce390fe17935873208428fc86">mesos::internal::slave::FetcherProcess::Cache::Entry::reference</a></div><div class="ttdeci">void reference()</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry_html_aa555eaa4e8f7155290f52088bf69ba34"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#aa555eaa4e8f7155290f52088bf69ba34">mesos::internal::slave::FetcherProcess::Cache::Entry::size</a></div><div class="ttdeci">Bytes size</div><div class="ttdef"><b>Definition:</b> fetcher_process.hpp:125</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry_html_a455df03497fa53d3a2b174181a9c91d6"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a455df03497fa53d3a2b174181a9c91d6">mesos::internal::slave::FetcherProcess::Cache::Entry::Entry</a></div><div class="ttdeci">Entry(const std::string &amp;key, const std::string &amp;directory, const std::string &amp;filename)</div><div class="ttdef"><b>Definition:</b> fetcher_process.hpp:75</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html_aad24cf6d30a1f1deec48c39b1adb01cc"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#aad24cf6d30a1f1deec48c39b1adb01cc">mesos::internal::slave::FetcherProcess::Cache::availableSpace</a></div><div class="ttdeci">Bytes availableSpace() const </div></div>
+<div class="ttc" id="src_2slave_2flags_8hpp_html"><div class="ttname"><a href="src_2slave_2flags_8hpp.html">flags.hpp</a></div></div>
+<div class="ttc" id="namespacemesos_1_1internal_1_1tests_html_ace210c8852d8ef1f0f67ec3af06281f6"><div class="ttname"><a href="namespacemesos_1_1internal_1_1tests.html#ace210c8852d8ef1f0f67ec3af06281f6">mesos::internal::tests::Metrics</a></div><div class="ttdeci">JSON::Object Metrics()</div></div>
+<div class="ttc" id="structmesos_1_1internal_1_1slave_1_1Metrics_html"><div class="ttname"><a href="structmesos_1_1internal_1_1slave_1_1Metrics.html">mesos::internal::slave::Metrics</a></div><div class="ttdef"><b>Definition:</b> metrics.hpp:32</div></div>
+<div class="ttc" id="classBytes_html"><div class="ttname"><a href="classBytes.html">Bytes</a></div><div class="ttdef"><b>Definition:</b> bytes.hpp:30</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry_html_ad67bbd6639b81505a6c3be8825eafa5b"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#ad67bbd6639b81505a6c3be8825eafa5b">mesos::internal::slave::FetcherProcess::Cache::Entry::fail</a></div><div class="ttdeci">void fail()</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry_html_a45d1570d67ed377199137e272a126711"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a45d1570d67ed377199137e272a126711">mesos::internal::slave::FetcherProcess::Cache::Entry::completion</a></div><div class="ttdeci">process::Future&lt; Nothing &gt; completion()</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html_aca89fb1173427f36364a56512bfa9b04"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#aca89fb1173427f36364a56512bfa9b04">mesos::internal::slave::FetcherProcess::Cache::size</a></div><div class="ttdeci">size_t size() const </div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_html_ac547207a79610941e4fd1a44fb1eb225"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#ac547207a79610941e4fd1a44fb1eb225">mesos::internal::slave::FetcherProcess::~FetcherProcess</a></div><div class="ttdeci">virtual ~FetcherProcess()</div></div>
+<div class="ttc" id="classprocess_1_1Process_html"><div class="ttname"><a href="classprocess_1_1Process.html">process::Process</a></div><div class="ttdef"><b>Definition:</b> process.hpp:490</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html_a0467f9eeeff780c236140976df41e6bf"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#a0467f9eeeff780c236140976df41e6bf">mesos::internal::slave::FetcherProcess::Cache::selectVictims</a></div><div class="ttdeci">Try&lt; std::list&lt; std::shared_ptr&lt; Cache::Entry &gt; &gt; &gt; selectVictims(const Bytes &amp;requiredSpace)</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_html_a179d83b99f69455b6968bd27d9b5649e"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#a179d83b99f69455b6968bd27d9b5649e">mesos::internal::slave::FetcherProcess::cacheSize</a></div><div class="ttdeci">size_t cacheSize() const </div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_html_a5d2404279c883b8bd50493349ae70dbc"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#a5d2404279c883b8bd50493349ae70dbc">mesos::internal::slave::FetcherProcess::kill</a></div><div class="ttdeci">void kill(const ContainerID &amp;containerId)</div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_html_ae3c4174b4c86b74869e4069e7e3ceab1"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#ae3c4174b4c86b74869e4069e7e3ceab1">mesos::internal::slave::FetcherProcess::Cache::create</a></div><div class="ttdeci">std::shared_ptr&lt; Entry &gt; create(const std::string &amp;cacheDirectory, const Option&lt; std::string &gt; &amp;user, const CommandInfo::URI &amp;uri)</div></div>
+<div class="ttc" id="libprocess_2include_2process_2process_8hpp_html"><div class="ttname"><a href="libprocess_2include_2process_2process_8hpp.html">process.hpp</a></div></div>
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+<div class="ttc" id="hashmap_8hpp_html"><div class="ttname"><a href="hashmap_8hpp.html">hashmap.hpp</a></div></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry_html_a3df365057bac1a641a348583b2fa7480"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a3df365057bac1a641a348583b2fa7480">mesos::internal::slave::FetcherProcess::Cache::Entry::unreference</a></div><div class="ttdeci">void unreference()</div></div>
+<div class="ttc" id="classprocess_1_1Future_html"><div class="ttname"><a href="classprocess_1_1Future.html">process::Future&lt; Nothing &gt;</a></div></div>
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