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| <div class="title">scheduler.h</div> </div> |
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| <a href="scheduler_8h.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">// Copyright 2012 Cloudera Inc.</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// You may obtain a copy of the License at</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</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">// Unless required by applicable law or agreed to in writing, software</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// See the License for the specific language governing permissions and</span></div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// limitations under the License.</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#ifndef STATESTORE_SCHEDULER_H</span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor"></span><span class="preprocessor">#define STATESTORE_SCHEDULER_H</span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor"></span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <vector></span></div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <string></span></div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include "<a class="code" href="global-types_8h.html">common/global-types.h</a>"</span></div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include "<a class="code" href="status_8h.html">common/status.h</a>"</span></div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "<a class="code" href="query-schedule_8h.html">statestore/query-schedule.h</a>"</span></div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "<a class="code" href="container-util_8h.html">util/container-util.h</a>"</span></div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "gen-cpp/Types_types.h"</span> <span class="comment">// for TNetworkAddress</span></div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "gen-cpp/StatestoreService_types.h"</span></div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "gen-cpp/PlanNodes_types.h"</span></div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "gen-cpp/Frontend_types.h"</span></div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "gen-cpp/ImpalaInternalService_types.h"</span></div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "gen-cpp/ResourceBrokerService_types.h"</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="keyword">namespace </span>impala {</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div> |
| <div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="classimpala_1_1Scheduler.html"> 40</a></span> <span class="keyword">class </span><a class="code" href="classimpala_1_1Scheduler.html">Scheduler</a> {</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="classimpala_1_1Scheduler.html#a65f399519844ce7ecb2d190905611ec0"> 42</a></span>  <span class="keyword">virtual</span> <a class="code" href="classimpala_1_1Scheduler.html#a65f399519844ce7ecb2d190905611ec0">~Scheduler</a>() { }</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div> |
| <div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classimpala_1_1Scheduler.html#af188a31a06554682f7f200dd690286a9"> 45</a></span>  <span class="keyword">typedef</span> std::vector<TBackendDescriptor> <a class="code" href="classimpala_1_1Scheduler.html#af188a31a06554682f7f200dd690286a9">BackendList</a>;</div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">virtual</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1Scheduler.html#a2fa8dc5bc1bffbd2a47c3618928a5fa0">GetBackends</a>(<span class="keyword">const</span> std::vector<TNetworkAddress>& data_locations,</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <a class="code" href="classimpala_1_1Scheduler.html#af188a31a06554682f7f200dd690286a9">BackendList</a>* <a class="code" href="name-resolution-benchmark_8cc.html#a67f146e42fdee811645594cfd7a0882f">backends</a>) = 0;</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">virtual</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1Scheduler.html#a201e8832773a12be2c9bf40c41482b78">GetBackend</a>(<span class="keyword">const</span> TNetworkAddress& data_location,</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  TBackendDescriptor* backend) = 0;</div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classimpala_1_1Scheduler.html#a63e9e16cd4045e4a06e7d36537f937f0">HasLocalBackend</a>(<span class="keyword">const</span> TNetworkAddress& data_location) = 0;</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1Scheduler.html#ab0e4737db96c239e1ca809b1c560f456">GetAllKnownBackends</a>(<a class="code" href="classimpala_1_1Scheduler.html#af188a31a06554682f7f200dd690286a9">BackendList</a>* <a class="code" href="name-resolution-benchmark_8cc.html#a67f146e42fdee811645594cfd7a0882f">backends</a>) = 0;</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">virtual</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1Scheduler.html#a6a97868f104701ef3a652c522b1d39bc">Schedule</a>(Coordinator* coord, <a class="code" href="classimpala_1_1QuerySchedule.html">QuerySchedule</a>* schedule) = 0;</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keyword">virtual</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1Scheduler.html#a4822a4f36fc867e0fe94a550135e9eb5">Release</a>(<a class="code" href="classimpala_1_1QuerySchedule.html">QuerySchedule</a>* schedule) = 0;</div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1Scheduler.html#aefd4dc897813e36fafe31dbcd8e1cd00">HandlePreemptedReservation</a>(<span class="keyword">const</span> TUniqueId& reservation_id) = 0;</div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1Scheduler.html#a1806571a367d4bac0c302aeb12d98e64">HandlePreemptedResource</a>(<span class="keyword">const</span> TUniqueId& client_resource_id) = 0;</div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1Scheduler.html#a14883df19362db12bd8b4238e5ca7b92">HandleLostResource</a>(<span class="keyword">const</span> TUniqueId& client_resource_id) = 0;</div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">virtual</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1Scheduler.html#a4cfc2b8bc689d862027a3813ce23b520">Init</a>() = 0;</div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span> };</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> }</div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor">#endif</span></div> |
| <div class="ttc" id="classimpala_1_1Scheduler_html_a201e8832773a12be2c9bf40c41482b78"><div class="ttname"><a href="classimpala_1_1Scheduler.html#a201e8832773a12be2c9bf40c41482b78">impala::Scheduler::GetBackend</a></div><div class="ttdeci">virtual Status GetBackend(const TNetworkAddress &data_location, TBackendDescriptor *backend)=0</div></div> |
| <div class="ttc" id="classimpala_1_1Scheduler_html_a63e9e16cd4045e4a06e7d36537f937f0"><div class="ttname"><a href="classimpala_1_1Scheduler.html#a63e9e16cd4045e4a06e7d36537f937f0">impala::Scheduler::HasLocalBackend</a></div><div class="ttdeci">virtual bool HasLocalBackend(const TNetworkAddress &data_location)=0</div><div class="ttdoc">Return true if there is a backend located on the given data_location. </div></div> |
| <div class="ttc" id="name-resolution-benchmark_8cc_html_a67f146e42fdee811645594cfd7a0882f"><div class="ttname"><a href="name-resolution-benchmark_8cc.html#a67f146e42fdee811645594cfd7a0882f">backends</a></div><div class="ttdeci">static list< string > backends</div><div class="ttdef"><b>Definition:</b> <a href="name-resolution-benchmark_8cc_source.html#l00042">name-resolution-benchmark.cc:42</a></div></div> |
| <div class="ttc" id="classimpala_1_1Scheduler_html_a4cfc2b8bc689d862027a3813ce23b520"><div class="ttname"><a href="classimpala_1_1Scheduler.html#a4cfc2b8bc689d862027a3813ce23b520">impala::Scheduler::Init</a></div><div class="ttdeci">virtual Status Init()=0</div></div> |
| <div class="ttc" id="classimpala_1_1Scheduler_html_a2fa8dc5bc1bffbd2a47c3618928a5fa0"><div class="ttname"><a href="classimpala_1_1Scheduler.html#a2fa8dc5bc1bffbd2a47c3618928a5fa0">impala::Scheduler::GetBackends</a></div><div class="ttdeci">virtual Status GetBackends(const std::vector< TNetworkAddress > &data_locations, BackendList *backends)=0</div></div> |
| <div class="ttc" id="classimpala_1_1Scheduler_html_a65f399519844ce7ecb2d190905611ec0"><div class="ttname"><a href="classimpala_1_1Scheduler.html#a65f399519844ce7ecb2d190905611ec0">impala::Scheduler::~Scheduler</a></div><div class="ttdeci">virtual ~Scheduler()</div><div class="ttdef"><b>Definition:</b> <a href="scheduler_8h_source.html#l00042">scheduler.h:42</a></div></div> |
| <div class="ttc" id="classimpala_1_1Status_html"><div class="ttname"><a href="classimpala_1_1Status.html">impala::Status</a></div><div class="ttdef"><b>Definition:</b> <a href="status_8h_source.html#l00081">status.h:81</a></div></div> |
| <div class="ttc" id="classimpala_1_1Scheduler_html_a14883df19362db12bd8b4238e5ca7b92"><div class="ttname"><a href="classimpala_1_1Scheduler.html#a14883df19362db12bd8b4238e5ca7b92">impala::Scheduler::HandleLostResource</a></div><div class="ttdeci">virtual void HandleLostResource(const TUniqueId &client_resource_id)=0</div></div> |
| <div class="ttc" id="classimpala_1_1Scheduler_html"><div class="ttname"><a href="classimpala_1_1Scheduler.html">impala::Scheduler</a></div><div class="ttdef"><b>Definition:</b> <a href="scheduler_8h_source.html#l00040">scheduler.h:40</a></div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html">impala::QuerySchedule</a></div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00067">query-schedule.h:67</a></div></div> |
| <div class="ttc" id="classimpala_1_1Scheduler_html_a6a97868f104701ef3a652c522b1d39bc"><div class="ttname"><a href="classimpala_1_1Scheduler.html#a6a97868f104701ef3a652c522b1d39bc">impala::Scheduler::Schedule</a></div><div class="ttdeci">virtual Status Schedule(Coordinator *coord, QuerySchedule *schedule)=0</div></div> |
| <div class="ttc" id="classimpala_1_1Scheduler_html_a1806571a367d4bac0c302aeb12d98e64"><div class="ttname"><a href="classimpala_1_1Scheduler.html#a1806571a367d4bac0c302aeb12d98e64">impala::Scheduler::HandlePreemptedResource</a></div><div class="ttdeci">virtual void HandlePreemptedResource(const TUniqueId &client_resource_id)=0</div></div> |
| <div class="ttc" id="classimpala_1_1Scheduler_html_aefd4dc897813e36fafe31dbcd8e1cd00"><div class="ttname"><a href="classimpala_1_1Scheduler.html#aefd4dc897813e36fafe31dbcd8e1cd00">impala::Scheduler::HandlePreemptedReservation</a></div><div class="ttdeci">virtual void HandlePreemptedReservation(const TUniqueId &reservation_id)=0</div></div> |
| <div class="ttc" id="status_8h_html"><div class="ttname"><a href="status_8h.html">status.h</a></div></div> |
| <div class="ttc" id="container-util_8h_html"><div class="ttname"><a href="container-util_8h.html">container-util.h</a></div></div> |
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| <div class="ttc" id="classimpala_1_1Scheduler_html_af188a31a06554682f7f200dd690286a9"><div class="ttname"><a href="classimpala_1_1Scheduler.html#af188a31a06554682f7f200dd690286a9">impala::Scheduler::BackendList</a></div><div class="ttdeci">std::vector< TBackendDescriptor > BackendList</div><div class="ttdoc">List of server descriptors. </div><div class="ttdef"><b>Definition:</b> <a href="scheduler_8h_source.html#l00045">scheduler.h:45</a></div></div> |
| <div class="ttc" id="classimpala_1_1Scheduler_html_a4822a4f36fc867e0fe94a550135e9eb5"><div class="ttname"><a href="classimpala_1_1Scheduler.html#a4822a4f36fc867e0fe94a550135e9eb5">impala::Scheduler::Release</a></div><div class="ttdeci">virtual Status Release(QuerySchedule *schedule)=0</div><div class="ttdoc">Releases the reserved resources (if any) from the given schedule. </div></div> |
| <div class="ttc" id="classimpala_1_1Scheduler_html_ab0e4737db96c239e1ca809b1c560f456"><div class="ttname"><a href="classimpala_1_1Scheduler.html#ab0e4737db96c239e1ca809b1c560f456">impala::Scheduler::GetAllKnownBackends</a></div><div class="ttdeci">virtual void GetAllKnownBackends(BackendList *backends)=0</div><div class="ttdoc">Return a list of all backends known to the scheduler. </div></div> |
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