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<div class="title">mini-impala-cluster.cc</div> </div>
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<a href="mini-impala-cluster_8cc.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">// Copyright 2012 Cloudera Inc.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<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>&#160;<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>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<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>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<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>&#160;<span class="comment">// distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<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>&#160;<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>&#160;<span class="comment">// limitations under the License.</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;</div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment">// A standalone test utility that starts multiple Impala backends and a state store</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment">// within a single process.</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="preprocessor">#include &lt;boost/foreach.hpp&gt;</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="llvm-codegen_8h.html">codegen/llvm-codegen.h</a>&quot;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="logging_8h.html">common/logging.h</a>&quot;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="init_8h.html">common/init.h</a>&quot;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="hbase-table-scanner_8h.html">exec/hbase-table-scanner.h</a>&quot;</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="hbase-table-writer_8h.html">exec/hbase-table-writer.h</a>&quot;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="authentication_8h.html">rpc/authentication.h</a>&quot;</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="thrift-util_8h.html">rpc/thrift-util.h</a>&quot;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="thrift-server_8h.html">rpc/thrift-server.h</a>&quot;</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="fe-support_8h.html">service/fe-support.h</a>&quot;</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="impala-server_8h.html">service/impala-server.h</a>&quot;</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="jni-util_8h.html">util/jni-util.h</a>&quot;</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="in-process-servers_8h.html">testutil/in-process-servers.h</a>&quot;</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<a class="code" href="mini-impala-cluster_8cc.html#a915182125e3a4528587c21bef4e14638">DEFINE_int32</a>(num_backends, 3, <span class="stringliteral">&quot;The number of backends to start&quot;</span>);</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<a class="code" href="mini-impala-cluster_8cc.html#a0bc8067794763b22cd794e6cac87ad6b">DECLARE_int32</a>(be_port);</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<a class="code" href="mini-impala-cluster_8cc.html#a0bc8067794763b22cd794e6cac87ad6b">DECLARE_int32</a>(beeswax_port);</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<a class="code" href="mini-impala-cluster_8cc.html#a0bc8067794763b22cd794e6cac87ad6b">DECLARE_int32</a>(hs2_port);</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<a class="code" href="mini-impala-cluster_8cc.html#a67c89cbcfa13431bd5f921ddc84defd9">DECLARE_string</a>(principal);</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<a class="code" href="mini-impala-cluster_8cc.html#a62453c3ac9af8af67b7988094052d786">DECLARE_bool</a>(use_statestore);</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="names_8h.html">common/names.h</a>&quot;</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="keyword">using namespace </span>impala;</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"><a class="line" href="mini-impala-cluster_8cc.html#a3c04138a5bfe5d72780bb7e82a18e627"> 45</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="mini-impala-cluster_8cc.html#a3c04138a5bfe5d72780bb7e82a18e627">main</a>(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span>** argv) {</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <a class="code" href="namespaceimpala.html#ad1fa91f70d2090b45d7799aa8ba5a3bc">InitCommonRuntime</a>(argc, argv, <span class="keyword">true</span>);</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <span class="keywordflow">if</span> (FLAGS_num_backends &lt;= 0) {</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; LOG(ERROR) &lt;&lt; <span class="stringliteral">&quot;-num_backends arg must be &gt; 0&quot;</span>;</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; exit(1);</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; <a class="code" href="classimpala_1_1LlvmCodeGen.html#af99b272408ffba7f0efd7e704e386d76">LlvmCodeGen::InitializeLlvm</a>();</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <a class="code" href="classimpala_1_1JniUtil.html#a7aa7a7795d503a1d4c346a62a01441a8">JniUtil::InitLibhdfs</a>();</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <a class="code" href="status_8h.html#ac421c5414e451d2118500be51cc6006e">EXIT_IF_ERROR</a>(<a class="code" href="classimpala_1_1HBaseTableScanner.html#ab924b1b3e4492407d3d5baa1d13216d8">HBaseTableScanner::Init</a>());</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; <a class="code" href="status_8h.html#ac421c5414e451d2118500be51cc6006e">EXIT_IF_ERROR</a>(<a class="code" href="classimpala_1_1HBaseTableFactory.html#af855c4e6f453cdad8bf24d2112910a10">HBaseTableFactory::Init</a>());</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <a class="code" href="status_8h.html#ac421c5414e451d2118500be51cc6006e">EXIT_IF_ERROR</a>(<a class="code" href="classimpala_1_1HBaseTableWriter.html#a78edef1d7d3c5f47b616c23d327f8608">HBaseTableWriter::InitJNI</a>());</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; <a class="code" href="namespaceimpala.html#ab54e43e58ae94049bdf5010584ee3fb2">InitFeSupport</a>();</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; <span class="keywordtype">int</span> base_be_port = FLAGS_be_port;</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; <span class="keywordtype">int</span> base_subscriber_port = 21500;</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="keywordtype">int</span> base_webserver_port = 25000;</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; <span class="keywordtype">int</span> beeswax_port = 21000;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keywordtype">int</span> hs2_port = 21050;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; scoped_ptr&lt;InProcessStatestore&gt; statestore(<span class="keyword">new</span> <a class="code" href="classimpala_1_1InProcessStatestore.html">InProcessStatestore</a>(23000, 25100));</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <span class="keywordflow">if</span> (FLAGS_use_statestore) <a class="code" href="status_8h.html#ac421c5414e451d2118500be51cc6006e">EXIT_IF_ERROR</a>(statestore-&gt;Start());</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; LOG(INFO) &lt;&lt; <span class="stringliteral">&quot;Started in-process statestore&quot;</span>;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; vector&lt;InProcessImpalaServer*&gt; impala_servers;</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; FLAGS_num_backends; ++i) {</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; impala_servers.push_back(</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="keyword">new</span> <a class="code" href="classimpala_1_1InProcessImpalaServer.html">InProcessImpalaServer</a>(FLAGS_hostname, base_be_port + i,</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; base_subscriber_port + i, base_webserver_port + i,</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; FLAGS_hostname, 23000));</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <span class="comment">// First server in the list runs client servers</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; <span class="keywordflow">if</span> (i == 0) {</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <a class="code" href="status_8h.html#ac421c5414e451d2118500be51cc6006e">EXIT_IF_ERROR</a>(impala_servers[i]-&gt;StartWithClientServers(beeswax_port, hs2_port,</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; FLAGS_use_statestore));</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <a class="code" href="status_8h.html#ac421c5414e451d2118500be51cc6006e">EXIT_IF_ERROR</a>(impala_servers[i]-&gt;StartAsBackendOnly(FLAGS_use_statestore));</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; }</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; impala_servers[0]-&gt;Join();</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; BOOST_FOREACH(<a class="code" href="classimpala_1_1InProcessImpalaServer.html">InProcessImpalaServer</a>* server, impala_servers) {</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <span class="keyword">delete</span> server;</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;}</div>
<div class="ttc" id="mini-impala-cluster_8cc_html_a67c89cbcfa13431bd5f921ddc84defd9"><div class="ttname"><a href="mini-impala-cluster_8cc.html#a67c89cbcfa13431bd5f921ddc84defd9">DECLARE_string</a></div><div class="ttdeci">DECLARE_string(principal)</div></div>
<div class="ttc" id="init_8h_html"><div class="ttname"><a href="init_8h.html">init.h</a></div></div>
<div class="ttc" id="classimpala_1_1InProcessImpalaServer_html"><div class="ttname"><a href="classimpala_1_1InProcessImpalaServer.html">impala::InProcessImpalaServer</a></div><div class="ttdef"><b>Definition:</b> <a href="in-process-servers_8h_source.html#l00039">in-process-servers.h:39</a></div></div>
<div class="ttc" id="classimpala_1_1InProcessStatestore_html"><div class="ttname"><a href="classimpala_1_1InProcessStatestore.html">impala::InProcessStatestore</a></div><div class="ttdoc">An in-process statestore, with webserver and metrics. </div><div class="ttdef"><b>Definition:</b> <a href="in-process-servers_8h_source.html#l00095">in-process-servers.h:95</a></div></div>
<div class="ttc" id="namespaceimpala_html_ab54e43e58ae94049bdf5010584ee3fb2"><div class="ttname"><a href="namespaceimpala.html#ab54e43e58ae94049bdf5010584ee3fb2">impala::InitFeSupport</a></div><div class="ttdeci">void InitFeSupport()</div><div class="ttdef"><b>Definition:</b> <a href="fe-support_8cc_source.html#l00346">fe-support.cc:346</a></div></div>
<div class="ttc" id="mini-impala-cluster_8cc_html_a62453c3ac9af8af67b7988094052d786"><div class="ttname"><a href="mini-impala-cluster_8cc.html#a62453c3ac9af8af67b7988094052d786">DECLARE_bool</a></div><div class="ttdeci">DECLARE_bool(use_statestore)</div></div>
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