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<a href="src_2slave_2containerizer_2mesos_2isolators_2xfs_2utils_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 __XFS_UTILS_HPP__</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define __XFS_UTILS_HPP__</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="bytes_8hpp.html">stout/bytes.hpp</a>&gt;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="interval_8hpp.html">stout/interval.hpp</a>&gt;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="nothing_8hpp.html">stout/nothing.hpp</a>&gt;</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="try_8hpp.html">stout/try.hpp</a>&gt;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &lt;xfs/xfs_types.h&gt;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="keyword">namespace </span>mesos {</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="keyword">namespace </span>internal {</div>
<div class="line"><a name="l00031"></a><span class="lineno"><a class="line" href="namespacemesos_1_1internal_1_1xfs.html"> 31</a></span>&#160;<span class="keyword">namespace </span>xfs {</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;</div>
<div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html"> 33</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html">QuotaInfo</a></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;{</div>
<div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html#a6becf14bf4942e6bea1e0e6dbf71a22f"> 35</a></span>&#160; <a class="code" href="classBytes.html">Bytes</a> <a class="code" href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html#a6becf14bf4942e6bea1e0e6dbf71a22f">limit</a>;</div>
<div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html#a2afa7846a2048a9f425353c331ccefcc"> 36</a></span>&#160; <a class="code" href="classBytes.html">Bytes</a> <a class="code" href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html#a2afa7846a2048a9f425353c331ccefcc">used</a>;</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;};</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;</div>
<div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="namespacemesos_1_1internal_1_1xfs.html#ae68b6cb89b0b81fe5604f0464c3f7513"> 40</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="namespacemesos_1_1internal_1_1xfs.html#ae68b6cb89b0b81fe5604f0464c3f7513">operator==</a>(<span class="keyword">const</span> <a class="code" href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html">QuotaInfo</a>&amp; left, <span class="keyword">const</span> <a class="code" href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html">QuotaInfo</a>&amp; right)</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;{</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <span class="keywordflow">return</span> left.<a class="code" href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html#a6becf14bf4942e6bea1e0e6dbf71a22f">limit</a> == right.<a class="code" href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html#a6becf14bf4942e6bea1e0e6dbf71a22f">limit</a> &amp;&amp; left.<a class="code" href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html#a2afa7846a2048a9f425353c331ccefcc">used</a> == right.<a class="code" href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html#a2afa7846a2048a9f425353c331ccefcc">used</a>;</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;}</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<a class="code" href="classOption.html">Option&lt;Error&gt;</a> <a class="code" href="namespacemesos_1_1internal_1_1xfs.html#a66c651d8d2d24b42b449fa43273a37e0">validateProjectIds</a>(<span class="keyword">const</span> <a class="code" href="classIntervalSet.html">IntervalSet&lt;prid_t&gt;</a>&amp; projectRange);</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;<span class="keywordtype">bool</span> <a class="code" href="namespacemesos_1_1internal_1_1xfs.html#a3be2dffb9483b203330c29cff99bf8bd">isPathXfs</a>(<span class="keyword">const</span> std::string&amp; path);</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;<span class="comment">// Test whether XFS project quotas are enabled on the filesystem at the</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;<span class="comment">// given path. This does not imply that quotas are being enforced, just</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="comment">// that they are enabled.</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;<a class="code" href="classTry.html">Try&lt;bool&gt;</a> <a class="code" href="namespacemesos_1_1internal_1_1xfs.html#ae8c9917f4e16c6ab0da9f75ea29ae5f5">isQuotaEnabled</a>(<span class="keyword">const</span> std::string&amp; path);</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;<a class="code" href="classResult.html">Result&lt;QuotaInfo&gt;</a> <a class="code" href="namespacemesos_1_1internal_1_1xfs.html#aa733e5e8162e69f52e99eaca1975a1a5">getProjectQuota</a>(</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; <span class="keyword">const</span> std::string&amp; path,</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; prid_t projectId);</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;<a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> <a class="code" href="namespacemesos_1_1internal_1_1xfs.html#aabad116194769a67636d572b63ae7ad1">setProjectQuota</a>(</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keyword">const</span> std::string&amp; path,</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; prid_t projectId,</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <a class="code" href="classBytes.html">Bytes</a> limit);</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;<a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> <a class="code" href="namespacemesos_1_1internal_1_1xfs.html#a02c77f8c98b1d1764a5a638e4a27e712">clearProjectQuota</a>(</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <span class="keyword">const</span> std::string&amp; path,</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; prid_t projectId);</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;<a class="code" href="classResult.html">Result&lt;prid_t&gt;</a> <a class="code" href="namespacemesos_1_1internal_1_1xfs.html#a2faab4664eacd0de5147cfc3289bd976">getProjectId</a>(</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; <span class="keyword">const</span> std::string&amp; directory);</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;<a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> <a class="code" href="namespacemesos_1_1internal_1_1xfs.html#a9a6cb4d8955449287db2981675dbde24">setProjectId</a>(</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="keyword">const</span> std::string&amp; directory,</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; prid_t projectId);</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;<a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> <a class="code" href="namespacemesos_1_1internal_1_1xfs.html#a12b38538bbe7711b214ae98544b5cf94">clearProjectId</a>(</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keyword">const</span> std::string&amp; directory);</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;} <span class="comment">// namespace xfs {</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;} <span class="comment">// namespace internal {</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160;} <span class="comment">// namespace mesos {</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;<span class="preprocessor">#endif // __XFS_UTILS_HPP__</span></div>
<div class="ttc" id="namespacemesos_1_1internal_1_1xfs_html_aa733e5e8162e69f52e99eaca1975a1a5"><div class="ttname"><a href="namespacemesos_1_1internal_1_1xfs.html#aa733e5e8162e69f52e99eaca1975a1a5">mesos::internal::xfs::getProjectQuota</a></div><div class="ttdeci">Result&lt; QuotaInfo &gt; getProjectQuota(const std::string &amp;path, prid_t projectId)</div></div>
<div class="ttc" id="classOption_html"><div class="ttname"><a href="classOption.html">Option&lt; Error &gt;</a></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="structmesos_1_1internal_1_1xfs_1_1QuotaInfo_html_a6becf14bf4942e6bea1e0e6dbf71a22f"><div class="ttname"><a href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html#a6becf14bf4942e6bea1e0e6dbf71a22f">mesos::internal::xfs::QuotaInfo::limit</a></div><div class="ttdeci">Bytes limit</div><div class="ttdef"><b>Definition:</b> utils.hpp:35</div></div>
<div class="ttc" id="structmesos_1_1internal_1_1xfs_1_1QuotaInfo_html_a2afa7846a2048a9f425353c331ccefcc"><div class="ttname"><a href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html#a2afa7846a2048a9f425353c331ccefcc">mesos::internal::xfs::QuotaInfo::used</a></div><div class="ttdeci">Bytes used</div><div class="ttdef"><b>Definition:</b> utils.hpp:36</div></div>
<div class="ttc" id="classIntervalSet_html"><div class="ttname"><a href="classIntervalSet.html">IntervalSet&lt; prid_t &gt;</a></div></div>
<div class="ttc" id="classResult_html"><div class="ttname"><a href="classResult.html">Result</a></div><div class="ttdef"><b>Definition:</b> result.hpp:40</div></div>
<div class="ttc" id="namespacemesos_1_1internal_1_1xfs_html_ae68b6cb89b0b81fe5604f0464c3f7513"><div class="ttname"><a href="namespacemesos_1_1internal_1_1xfs.html#ae68b6cb89b0b81fe5604f0464c3f7513">mesos::internal::xfs::operator==</a></div><div class="ttdeci">bool operator==(const QuotaInfo &amp;left, const QuotaInfo &amp;right)</div><div class="ttdef"><b>Definition:</b> utils.hpp:40</div></div>
<div class="ttc" id="nothing_8hpp_html"><div class="ttname"><a href="nothing_8hpp.html">nothing.hpp</a></div></div>
<div class="ttc" id="bytes_8hpp_html"><div class="ttname"><a href="bytes_8hpp.html">bytes.hpp</a></div></div>
<div class="ttc" id="namespacemesos_1_1internal_1_1xfs_html_a02c77f8c98b1d1764a5a638e4a27e712"><div class="ttname"><a href="namespacemesos_1_1internal_1_1xfs.html#a02c77f8c98b1d1764a5a638e4a27e712">mesos::internal::xfs::clearProjectQuota</a></div><div class="ttdeci">Try&lt; Nothing &gt; clearProjectQuota(const std::string &amp;path, prid_t projectId)</div></div>
<div class="ttc" id="namespacemesos_1_1internal_1_1xfs_html_a2faab4664eacd0de5147cfc3289bd976"><div class="ttname"><a href="namespacemesos_1_1internal_1_1xfs.html#a2faab4664eacd0de5147cfc3289bd976">mesos::internal::xfs::getProjectId</a></div><div class="ttdeci">Result&lt; prid_t &gt; getProjectId(const std::string &amp;directory)</div></div>
<div class="ttc" id="interval_8hpp_html"><div class="ttname"><a href="interval_8hpp.html">interval.hpp</a></div></div>
<div class="ttc" id="namespacemesos_1_1internal_1_1xfs_html_a3be2dffb9483b203330c29cff99bf8bd"><div class="ttname"><a href="namespacemesos_1_1internal_1_1xfs.html#a3be2dffb9483b203330c29cff99bf8bd">mesos::internal::xfs::isPathXfs</a></div><div class="ttdeci">bool isPathXfs(const std::string &amp;path)</div></div>
<div class="ttc" id="structmesos_1_1internal_1_1xfs_1_1QuotaInfo_html"><div class="ttname"><a href="structmesos_1_1internal_1_1xfs_1_1QuotaInfo.html">mesos::internal::xfs::QuotaInfo</a></div><div class="ttdef"><b>Definition:</b> utils.hpp:33</div></div>
<div class="ttc" id="try_8hpp_html"><div class="ttname"><a href="try_8hpp.html">try.hpp</a></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="namespacemesos_1_1internal_1_1xfs_html_ae8c9917f4e16c6ab0da9f75ea29ae5f5"><div class="ttname"><a href="namespacemesos_1_1internal_1_1xfs.html#ae8c9917f4e16c6ab0da9f75ea29ae5f5">mesos::internal::xfs::isQuotaEnabled</a></div><div class="ttdeci">Try&lt; bool &gt; isQuotaEnabled(const std::string &amp;path)</div></div>
<div class="ttc" id="namespacemesos_1_1internal_1_1xfs_html_a12b38538bbe7711b214ae98544b5cf94"><div class="ttname"><a href="namespacemesos_1_1internal_1_1xfs.html#a12b38538bbe7711b214ae98544b5cf94">mesos::internal::xfs::clearProjectId</a></div><div class="ttdeci">Try&lt; Nothing &gt; clearProjectId(const std::string &amp;directory)</div></div>
<div class="ttc" id="namespacemesos_1_1internal_1_1xfs_html_a9a6cb4d8955449287db2981675dbde24"><div class="ttname"><a href="namespacemesos_1_1internal_1_1xfs.html#a9a6cb4d8955449287db2981675dbde24">mesos::internal::xfs::setProjectId</a></div><div class="ttdeci">Try&lt; Nothing &gt; setProjectId(const std::string &amp;directory, prid_t projectId)</div></div>
<div class="ttc" id="namespacemesos_1_1internal_1_1xfs_html_a66c651d8d2d24b42b449fa43273a37e0"><div class="ttname"><a href="namespacemesos_1_1internal_1_1xfs.html#a66c651d8d2d24b42b449fa43273a37e0">mesos::internal::xfs::validateProjectIds</a></div><div class="ttdeci">Option&lt; Error &gt; validateProjectIds(const IntervalSet&lt; prid_t &gt; &amp;projectRange)</div></div>
<div class="ttc" id="namespacemesos_1_1internal_1_1xfs_html_aabad116194769a67636d572b63ae7ad1"><div class="ttname"><a href="namespacemesos_1_1internal_1_1xfs.html#aabad116194769a67636d572b63ae7ad1">mesos::internal::xfs::setProjectQuota</a></div><div class="ttdeci">Try&lt; Nothing &gt; setProjectQuota(const std::string &amp;path, prid_t projectId, Bytes limit)</div></div>
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