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| <a href="global-flags_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> <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> <span class="comment">//</span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// This file contains global flags, ie, flags which don't belong to a particular</span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">// component (and would therefore need to be DEFINE'd in every source file containing</span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// a main()), or flags that are referenced from multiple places and having them here</span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// calms the linker errors that would otherwise ensue.</span></div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include "<a class="code" href="logging_8h.html">common/logging.h</a>"</span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// This will be defaulted to the host name returned by the OS.</span></div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">// This name is used in the principal generated for Kerberos authorization.</span></div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <a class="code" href="global-flags_8cc.html#a06ca06ba91695054448337d4e9c151e4">DEFINE_string</a>(hostname, <span class="stringliteral">""</span>, <span class="stringliteral">"Hostname to use for this daemon, also used as part of "</span></div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="stringliteral">"the Kerberos principal, if enabled. If not set, the system default will be"</span></div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="stringliteral">" used"</span>);</div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <a class="code" href="global-flags_8cc.html#a4a9d5657d0521a1fbcaaf23c71109760">DEFINE_int32</a>(be_port, 22000, <span class="stringliteral">"port on which ImpalaInternalService is exported"</span>);</div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">// Kerberos is enabled if and only if principal is set.</span></div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <a class="code" href="global-flags_8cc.html#a06ca06ba91695054448337d4e9c151e4">DEFINE_string</a>(principal, <span class="stringliteral">""</span>, <span class="stringliteral">"Kerberos principal. If set, both client and backend network"</span></div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="stringliteral">"connections will use Kerberos encryption and authentication."</span>);</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <a class="code" href="global-flags_8cc.html#a06ca06ba91695054448337d4e9c151e4">DEFINE_string</a>(be_principal, <span class="stringliteral">""</span>, <span class="stringliteral">"Kerberos principal for backend network connections only,"</span></div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="stringliteral">"overriding --principal if set."</span>);</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <a class="code" href="global-flags_8cc.html#a06ca06ba91695054448337d4e9c151e4">DEFINE_string</a>(keytab_file, <span class="stringliteral">""</span>, <span class="stringliteral">"Absolute path to Kerberos keytab file"</span>);</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <a class="code" href="global-flags_8cc.html#a06ca06ba91695054448337d4e9c151e4">DEFINE_string</a>(krb5_conf, <span class="stringliteral">""</span>, <span class="stringliteral">"Absolute path to Kerberos krb5.conf if in a non-standard "</span></div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="stringliteral">"location. Does not normally need to be set."</span>);</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <a class="code" href="global-flags_8cc.html#a06ca06ba91695054448337d4e9c151e4">DEFINE_string</a>(krb5_debug_file, <span class="stringliteral">""</span>, <span class="stringliteral">"Turn on Kerberos debugging and output to this file"</span>);</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <a class="code" href="global-flags_8cc.html#a06ca06ba91695054448337d4e9c151e4">DEFINE_string</a>(mem_limit, <span class="stringliteral">"80%"</span>, <span class="stringliteral">"Process memory limit specified as number of bytes "</span></div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="stringliteral">"('<int>[bB]?'), megabytes ('<float>[mM]'), gigabytes ('<float>[gG]'), "</span></div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="stringliteral">"or percentage of the physical memory ('<int>%'). "</span></div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="stringliteral">"Defaults to bytes if no unit is given"</span>);</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <a class="code" href="global-flags_8cc.html#a9fb87adc6f8e12c0573fd25886ddd45e">DEFINE_bool</a>(enable_process_lifetime_heap_profiling, <span class="keyword">false</span>, <span class="stringliteral">"(Advanced) Enables heap "</span></div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="stringliteral">"profiling for the lifetime of the process. Profile output will be stored in the "</span></div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="stringliteral">"directory specified by -heap_profile_dir. Enabling this option will disable the "</span></div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="stringliteral">"on-demand/remote server profile handlers."</span>);</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <a class="code" href="global-flags_8cc.html#a06ca06ba91695054448337d4e9c151e4">DEFINE_string</a>(heap_profile_dir, <span class="stringliteral">""</span>, <span class="stringliteral">"Output directory to store heap profiles. If not set "</span></div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="stringliteral">" profiles are stored in the current working directory."</span>);</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <a class="code" href="global-flags_8cc.html#a9fb87adc6f8e12c0573fd25886ddd45e">DEFINE_bool</a>(abort_on_config_error, <span class="keyword">true</span>, <span class="stringliteral">"Abort Impala startup if there are improper "</span></div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="stringliteral">"configs or running on unsupported hardware."</span>);</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <a class="code" href="global-flags_8cc.html#a9fb87adc6f8e12c0573fd25886ddd45e">DEFINE_bool</a>(disable_mem_pools, <span class="keyword">false</span>, <span class="stringliteral">"Set to true to disable memory pooling. "</span></div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="stringliteral">"This can be used to help diagnose memory corruption issues."</span>);</div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <a class="code" href="global-flags_8cc.html#a9fb87adc6f8e12c0573fd25886ddd45e">DEFINE_bool</a>(compact_catalog_topic, <span class="keyword">false</span>, <span class="stringliteral">"If true, catalog updates sent via the "</span></div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="stringliteral">"statestore are compacted before transmission. This saves network bandwidth at the"</span></div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="stringliteral">" cost of a small quantity of CPU time. Enable this option in cluster with large"</span></div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="stringliteral">" catalogs. It must be enabled on both the catalog service, and all Impala demons."</span>);</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> <a class="code" href="global-flags_8cc.html#a06ca06ba91695054448337d4e9c151e4">DEFINE_string</a>(redaction_rules_file, <span class="stringliteral">""</span>, <span class="stringliteral">"Absolute path to sensitive data redaction "</span></div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="stringliteral">"rules. The rules will be applied to all log messages and query text shown in the "</span></div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="stringliteral">"Web UI and audit records. Query results will not be affected. Refer to the "</span></div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="stringliteral">"documentation for the rule file format."</span>);</div> |
| <div class="ttc" id="global-flags_8cc_html_a06ca06ba91695054448337d4e9c151e4"><div class="ttname"><a href="global-flags_8cc.html#a06ca06ba91695054448337d4e9c151e4">DEFINE_string</a></div><div class="ttdeci">DEFINE_string(hostname,"","Hostname to use for this daemon, also used as part of ""the Kerberos principal, if enabled. If not set, the system default will be"" used")</div></div> |
| <div class="ttc" id="logging_8h_html"><div class="ttname"><a href="logging_8h.html">logging.h</a></div></div> |
| <div class="ttc" id="global-flags_8cc_html_a9fb87adc6f8e12c0573fd25886ddd45e"><div class="ttname"><a href="global-flags_8cc.html#a9fb87adc6f8e12c0573fd25886ddd45e">DEFINE_bool</a></div><div class="ttdeci">DEFINE_bool(enable_process_lifetime_heap_profiling, false,"(Advanced) Enables heap ""profiling for the lifetime of the process. Profile output will be stored in the ""directory specified by -heap_profile_dir. Enabling this option will disable the ""on-demand/remote server profile handlers.")</div></div> |
| <div class="ttc" id="global-flags_8cc_html_a4a9d5657d0521a1fbcaaf23c71109760"><div class="ttname"><a href="global-flags_8cc.html#a4a9d5657d0521a1fbcaaf23c71109760">DEFINE_int32</a></div><div class="ttdeci">DEFINE_int32(be_port, 22000,"port on which ImpalaInternalService is exported")</div></div> |
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