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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> <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> <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> <span class="comment">// distributed with this work for additional information</span></div>
+<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <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> <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> <span class="comment">// "License"); you may not use this file except in compliance</span></div>
+<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <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> <span class="comment">//</span></div>
+<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <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> <span class="comment">//</span></div>
+<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <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> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div>
+<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <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> <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> <span class="comment">// limitations under the License.</span></div>
+<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div>
+<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#ifndef __SLAVE_CONTAINERIZER_FETCHER_PROCESS_HPP__</span></div>
+<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor"></span><span class="preprocessor">#define __SLAVE_CONTAINERIZER_FETCHER_PROCESS_HPP__</span></div>
+<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor"></span></div>
+<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <list></span></div>
+<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <memory></span></div>
+<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <string></span></div>
+<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div>
+<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <<a class="code" href="include_2mesos_2mesos_8hpp.html">mesos/mesos.hpp</a>></span></div>
+<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <<a class="code" href="type__utils_8hpp.html">mesos/type_utils.hpp</a>></span></div>
+<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div>
+<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <<a class="code" href="future_8hpp.html">process/future.hpp</a>></span></div>
+<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <<a class="code" href="libprocess_2include_2process_2process_8hpp.html">process/process.hpp</a>></span></div>
+<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
+<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <<a class="code" href="counter_8hpp.html">process/metrics/counter.hpp</a>></span></div>
+<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <<a class="code" href="gauge_8hpp.html">process/metrics/gauge.hpp</a>></span></div>
+<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div>
+<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include <<a class="code" href="hashmap_8hpp.html">stout/hashmap.hpp</a>></span></div>
+<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div>
+<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include "<a class="code" href="src_2slave_2flags_8hpp.html">slave/flags.hpp</a>"</span></div>
+<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
+<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">namespace </span>mesos {</div>
+<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">namespace </span>internal {</div>
+<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">namespace </span>slave {</div>
+<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div>
+<div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html"> 41</a></span> <span class="keyword">class </span><a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html">FetcherProcess</a> : <span class="keyword">public</span> <a class="code" href="classprocess_1_1Process.html">process::Process</a><FetcherProcess></div>
+<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> {</div>
+<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">public</span>:</div>
+<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">explicit</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#a0e1e5d30009069a71b9aff975304e3e3">FetcherProcess</a>(<span class="keyword">const</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1Flags.html">Flags</a>& _flags);</div>
+<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">virtual</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#ac547207a79610941e4fd1a44fb1eb225">~FetcherProcess</a>();</div>
+<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div>
+<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <a class="code" href="classprocess_1_1Future.html">process::Future<Nothing></a> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#aa85f02a121ced7824d5f1a4f8868d12d">fetch</a>(</div>
+<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">const</span> ContainerID& containerId,</div>
+<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">const</span> CommandInfo& commandInfo,</div>
+<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">const</span> std::string& sandboxDirectory,</div>
+<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keyword">const</span> <a class="code" href="classOption.html">Option<std::string></a>& <a class="code" href="namespaceos.html#a698aa27e5ea6b1dc1c190b978c2f7960">user</a>);</div>
+<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div>
+<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">// Runs the mesos-fetcher, creating a "stdout" and "stderr" file</span></div>
+<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="comment">// in the given directory, using these for trace output.</span></div>
+<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">virtual</span> <a class="code" href="classprocess_1_1Future.html">process::Future<Nothing></a> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#af4f74f98f2997125702f99aaad749764">run</a>(</div>
+<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">const</span> ContainerID& containerId,</div>
+<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">const</span> std::string& sandboxDirectory,</div>
+<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keyword">const</span> <a class="code" href="classOption.html">Option<std::string></a>& user,</div>
+<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">const</span> mesos::fetcher::FetcherInfo& info);</div>
+<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
+<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="comment">// Best effort attempt to kill the external mesos-fetcher process</span></div>
+<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="comment">// running on behalf of the given container ID, if any.</span></div>
+<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordtype">void</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#a5d2404279c883b8bd50493349ae70dbc">kill</a>(<span class="keyword">const</span> ContainerID& containerId);</div>
+<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div>
+<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="comment">// Representation of the fetcher cache and its contents. There is</span></div>
+<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="comment">// exactly one instance per instance of FetcherProcess. All methods</span></div>
+<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="comment">// of Cache are to be executed on the latter to ensure atomicity of</span></div>
+<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="comment">// cache operations.</span></div>
+<div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html"> 69</a></span>  <span class="keyword">class </span><a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html">Cache</a></div>
+<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  {</div>
+<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keyword">public</span>:</div>
+<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html"> 72</a></span>  <span class="keyword">class </span><a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html">Entry</a></div>
+<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  {</div>
+<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">public</span>:</div>
+<div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a455df03497fa53d3a2b174181a9c91d6"> 75</a></span>  <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a455df03497fa53d3a2b174181a9c91d6">Entry</a>(</div>
+<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <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="l00077"></a><span class="lineno"> 77</span>  <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="l00078"></a><span class="lineno"> 78</span>  <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="l00079"></a><span class="lineno"> 79</span>  : key(key),</div>
+<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  directory(directory),</div>
+<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  filename(filename),</div>
+<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#aa555eaa4e8f7155290f52088bf69ba34">size</a>(0),</div>
+<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  referenceCount(0) {}</div>
+<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div>
+<div class="line"><a name="l00085"></a><span class="lineno"><a class="line" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a29819d6b83020d6b1158ac0d104c1b07"> 85</a></span>  <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a29819d6b83020d6b1158ac0d104c1b07">~Entry</a>() {}</div>
+<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div>
+<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="comment">// Marks this file's download as successful by setting its promise</span></div>
+<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment">// to the path of the file in the cache.</span></div>
+<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordtype">void</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#ab605385790138d8f71abc18974aee1d5">complete</a>();</div>
+<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div>
+<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="comment">// Indicates whether this file's download into the cache is</span></div>
+<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="comment">// successfully completed.</span></div>
+<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <a class="code" href="classprocess_1_1Future.html">process::Future<Nothing></a> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a45d1570d67ed377199137e272a126711">completion</a>();</div>
+<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div>
+<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="comment">// Marks this download as failed, notifying concurrent fetch attempts</span></div>
+<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">// waiting for this result, by setting the promise to failed.</span></div>
+<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordtype">void</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#ad67bbd6639b81505a6c3be8825eafa5b">fail</a>();</div>
+<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div>
+<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="comment">// While an entry is "referenced" it cannot be evicted from the</span></div>
+<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="comment">// cache.</span></div>
+<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordtype">void</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a201044dce390fe17935873208428fc86">reference</a>();</div>
+<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordtype">void</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a3df365057bac1a641a348583b2fa7480">unreference</a>();</div>
+<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordtype">bool</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache_1_1Entry.html#a9ac79e387cdf76b3daa0b3e160758b29">isReferenced</a>() <span class="keyword">const</span>;</div>
+<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
+<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// Returns the path in the filesystem where cache entry resides.</span></div>
+<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <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>  <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>  <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> </div>
+<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <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>  <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> </div>
+<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="comment">// Cache directory where this entry is stored.</span></div>
+<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <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>  <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>  <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> </div>
+<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <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>  <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>  <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> </div>
+<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <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>  <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>  <span class="comment">// different a warning is logged and the field'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>  <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> </div>
+<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keyword">private</span>:</div>
+<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <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>  <span class="comment">// times.</span></div>
+<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> referenceCount;</div>
+<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div>
+<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="comment">// Indicates successful downloading to the cache.</span></div>
+<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <a class="code" href="classprocess_1_1Promise.html">process::Promise<Nothing></a> promise;</div>
+<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  };</div>
+<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div>
+<div class="line"><a name="l00136"></a><span class="lineno"><a class="line" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#abe9028cb04e53cd6ee174961af83d59b"> 136</a></span>  <span class="keyword">explicit</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#abe9028cb04e53cd6ee174961af83d59b">Cache</a>(<a class="code" href="classBytes.html">Bytes</a> _space) : space(_space), tally(0), filenameSerial(0) {}</div>
+<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>  <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> </div>
+<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <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>& bytes);</div>
+<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <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>& bytes);</div>
+<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div>
+<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <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>  <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>  <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> </div>
+<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <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>  <span class="comment">// filename extension as the URI.</span></div>
+<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  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& uri);</div>
+<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div>
+<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <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>  <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>  std::shared_ptr<Entry> <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>  <span class="keyword">const</span> std::string& cacheDirectory,</div>
+<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keyword">const</span> <a class="code" href="classOption.html">Option<std::string></a>& user,</div>
+<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keyword">const</span> CommandInfo::URI& uri);</div>
+<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div>
+<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <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>  <span class="comment">// changing its reference count.</span></div>
+<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <a class="code" href="classOption.html">Option<std::shared_ptr<Entry></a>> <span class="keyword">get</span>(</div>
+<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keyword">const</span> <a class="code" href="classOption.html">Option<std::string></a>& <a class="code" href="namespaceos.html#a698aa27e5ea6b1dc1c190b978c2f7960">user</a>,</div>
+<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keyword">const</span> std::string& uri);</div>
+<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div>
+<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <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>  <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>  <span class="keyword">const</span> <a class="code" href="classOption.html">Option<std::string></a>& user, <span class="keyword">const</span> std::string& uri) <span class="keyword">const</span>;</div>
+<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div>
+<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <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>  <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<Cache::Entry>& entry) <span class="keyword">const</span>;</div>
+<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> </div>
+<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <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>  <span class="comment">// Virtual for mock testing.</span></div>
+<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keyword">virtual</span> <a class="code" href="classTry.html">Try<Nothing></a> <span class="keyword">remove</span>(<span class="keyword">const</span> std::shared_ptr<Entry>& entry);</div>
+<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div>
+<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <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>  <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>  <span class="comment">// available.</span></div>
+<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <a class="code" href="classTry.html">Try<std::list<std::shared_ptr<Cache::Entry></a>>></div>
+<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <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>& requiredSpace);</div>
+<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div>
+<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <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>  <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>  <a class="code" href="classTry.html">Try<Nothing></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>& requestedSpace);</div>
+<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div>
+<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <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>  <span class="comment">// inaccurate, logs this if so, and records the cache files' actual</span></div>
+<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="comment">// sizes and adjusts the cache's total amount of space in use.</span></div>
+<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <a class="code" href="classTry.html">Try<Nothing></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<Cache::Entry>& entry);</div>
+<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div>
+<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="comment">// Number of entries.</span></div>
+<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordtype">size_t</span> <a class="code" href="classmesos_1_1internal_1_1slave_1_1FetcherProcess_1_1Cache.html#aca89fb1173427f36364a56512bfa9b04">size</a>() <span class="keyword">const</span>;</div>
+<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div>
+<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keyword">private</span>:</div>
+<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="comment">// Maximum storable number of bytes in the cache directory.</span></div>
+<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <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> </div>
+<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <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>  <a class="code" href="classBytes.html">Bytes</a> tally;</div>
+<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> </div>
+<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <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>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> filenameSerial;</div>
+<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> </div>
+<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <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>  <span class="comment">// entries.</span></div>
+<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <a class="code" href="classhashmap.html">hashmap<std::string, std::shared_ptr<Entry></a>> table;</div>
+<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div>
+<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <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>  std::list<std::shared_ptr<Entry>> lruSortedEntries;</div>
+<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  };</div>
+<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> </div>
+<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="comment">// Public and virtual for mock testing.</span></div>
+<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keyword">virtual</span> <a class="code" href="classprocess_1_1Future.html">process::Future<Nothing></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>  <span class="keyword">const</span> <a class="code" href="classhashmap.html">hashmap</a><</div>
+<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  CommandInfo::URI,</div>
+<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <a class="code" href="classOption.html">Option</a><<a class="code" href="classprocess_1_1Future.html">process::Future</a><std::shared_ptr<Cache::Entry>>>>&</div>
+<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  entries,</div>
+<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keyword">const</span> ContainerID& containerId,</div>
+<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keyword">const</span> std::string& sandboxDirectory,</div>
+<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keyword">const</span> std::string& cacheDirectory,</div>
+<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keyword">const</span> <a class="code" href="classOption.html">Option<std::string></a>& user);</div>
+<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> </div>
+<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <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>  <span class="comment">// (for all users combined). For testing.</span></div>
+<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <a class="code" href="classTry.html">Try<std::list<Path></a>> <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> </div>
+<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <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>  <span class="comment">// users combined). For testing.</span></div>
+<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <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> </div>
+<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <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>  <span class="comment">// by cache entries. For testing.</span></div>
+<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <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> </div>
+<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <span class="keyword">private</span>:</div>
+<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <a class="code" href="classprocess_1_1Future.html">process::Future<Nothing></a> __fetch(</div>
+<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keyword">const</span> <a class="code" href="classhashmap.html">hashmap</a><CommandInfo::URI,</div>
+<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <a class="code" href="classOption.html">Option</a><std::shared_ptr<Cache::Entry>>>& entries,</div>
+<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keyword">const</span> ContainerID& containerId,</div>
+<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keyword">const</span> std::string& sandboxDirectory,</div>
+<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keyword">const</span> std::string& cacheDirectory,</div>
+<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keyword">const</span> <a class="code" href="classOption.html">Option<std::string></a>& user);</div>
+<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> </div>
+<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <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>  <span class="comment">// else Failure. Claims the space and assigns the entry's size to this</span></div>
+<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="comment">// amount if and only if successful.</span></div>
+<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <a class="code" href="classprocess_1_1Future.html">process::Future<std::shared_ptr<Cache::Entry></a>> reserveCacheSpace(</div>
+<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keyword">const</span> <a class="code" href="classTry.html">Try<Bytes></a>& requestedSpace,</div>
+<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keyword">const</span> std::shared_ptr<Cache::Entry>& entry);</div>
+<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> </div>
+<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <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>  {</div>
+<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <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>  ~<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> </div>
+<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <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>  <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>  <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>  <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>  <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>  <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> </div>
+<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <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>  <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>  } metrics;</div>
+<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div>
+<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keyword">const</span> Flags flags;</div>
+<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> </div>
+<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <a class="code" href="classCache.html">Cache</a> cache;</div>
+<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> </div>
+<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <a class="code" href="classhashmap.html">hashmap<ContainerID, pid_t></a> subprocessPids;</div>
+<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> };</div>
+<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> </div>
+<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> </div>
+<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> } <span class="comment">// namespace slave {</span></div>
+<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> } <span class="comment">// namespace internal {</span></div>
+<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> } <span class="comment">// namespace mesos {</span></div>
+<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> </div>
+<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="preprocessor">#endif // __SLAVE_CONTAINERIZER_FETCHER_PROCESS_HPP__</span></div>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_html_a0e1e5d30009069a71b9aff975304e3e3"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#a0e1e5d30009069a71b9aff975304e3e3">mesos::internal::slave::FetcherProcess::FetcherProcess</a></div><div class="ttdeci">FetcherProcess(const Flags &_flags)</div></div>
+<div class="ttc" id="classOption_html"><div class="ttname"><a href="classOption.html">Option< std::string ></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< std::string > &user, const std::string &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< Nothing > adjust(const std::shared_ptr< Cache::Entry > &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< Nothing > reserve(const Bytes &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< std::string > user(Option< uid_t > 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< std::list< Path > > 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< Nothing > fetch(const ContainerID &containerId, const CommandInfo &commandInfo, const std::string &sandboxDirectory, const Option< std::string > &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< Nothing > _fetch(const hashmap< CommandInfo::URI, Option< process::Future< std::shared_ptr< Cache::Entry >>>> &entries, const ContainerID &containerId, const std::string &sandboxDirectory, const std::string &cacheDirectory, const Option< std::string > &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 &path1, const std::string &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 &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< Nothing > run(const ContainerID &containerId, const std::string &sandboxDirectory, const Option< std::string > &user, const mesos::fetcher::FetcherInfo &info)</div></div>
+<div class="ttc" id="classprocess_1_1Promise_html"><div class="ttname"><a href="classprocess_1_1Promise.html">process::Promise< Nothing ></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 &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 &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 &key, const std::string &directory, const std::string &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< Nothing > 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< std::list< std::shared_ptr< Cache::Entry > > > selectVictims(const Bytes &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 &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< Entry > create(const std::string &cacheDirectory, const Option< std::string > &user, const CommandInfo::URI &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>
+<div class="ttc" id="classmesos_1_1internal_1_1slave_1_1FetcherProcess_html_a94fb0cab716a430c9a9e85c6f2ccaf70"><div class="ttname"><a href="classmesos_1_1internal_1_1slave_1_1FetcherProcess.html#a94fb0cab716a430c9a9e85c6f2ccaf70">mesos::internal::slave::FetcherProcess::availableCacheSpace</a></div><div class="ttdeci">Bytes availableCacheSpace() const </div></div>
+<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< Nothing ></a></div></div>
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