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| <div id="overview"><a href="../../../../../apidocs/org/trafodion/dcs/master/ServerManager.html">View Javadoc</a></div><pre> |
|
|
| <a class="jxr_linenumber" name="1" href="#1">1</a> <em class="jxr_javadoccomment">/**</em>
|
| <a class="jxr_linenumber" name="2" href="#2">2</a> <em class="jxr_javadoccomment">* @@@ START COPYRIGHT @@@</em>
|
| <a class="jxr_linenumber" name="3" href="#3">3</a>
|
| <a class="jxr_linenumber" name="4" href="#4">4</a> <em class="jxr_javadoccomment">Licensed to the Apache Software Foundation (ASF) under one</em>
|
| <a class="jxr_linenumber" name="5" href="#5">5</a> <em class="jxr_javadoccomment">or more contributor license agreements. See the NOTICE file</em>
|
| <a class="jxr_linenumber" name="6" href="#6">6</a> <em class="jxr_javadoccomment">distributed with this work for additional information</em>
|
| <a class="jxr_linenumber" name="7" href="#7">7</a> <em class="jxr_javadoccomment">regarding copyright ownership. The ASF licenses this file</em>
|
| <a class="jxr_linenumber" name="8" href="#8">8</a> <em class="jxr_javadoccomment">to you under the Apache License, Version 2.0 (the</em>
|
| <a class="jxr_linenumber" name="9" href="#9">9</a> <em class="jxr_javadoccomment">"License"); you may not use this file except in compliance</em>
|
| <a class="jxr_linenumber" name="10" href="#10">10</a> <em class="jxr_javadoccomment">with the License. You may obtain a copy of the License at</em>
|
| <a class="jxr_linenumber" name="11" href="#11">11</a>
|
| <a class="jxr_linenumber" name="12" href="#12">12</a> <em class="jxr_javadoccomment"> <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
|
| <a class="jxr_linenumber" name="13" href="#13">13</a>
|
| <a class="jxr_linenumber" name="14" href="#14">14</a> <em class="jxr_javadoccomment">Unless required by applicable law or agreed to in writing,</em>
|
| <a class="jxr_linenumber" name="15" href="#15">15</a> <em class="jxr_javadoccomment">software distributed under the License is distributed on an</em>
|
| <a class="jxr_linenumber" name="16" href="#16">16</a> <em class="jxr_javadoccomment">"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
|
| <a class="jxr_linenumber" name="17" href="#17">17</a> <em class="jxr_javadoccomment">KIND, either express or implied. See the License for the</em>
|
| <a class="jxr_linenumber" name="18" href="#18">18</a> <em class="jxr_javadoccomment">specific language governing permissions and limitations</em>
|
| <a class="jxr_linenumber" name="19" href="#19">19</a> <em class="jxr_javadoccomment">under the License.</em>
|
| <a class="jxr_linenumber" name="20" href="#20">20</a>
|
| <a class="jxr_linenumber" name="21" href="#21">21</a> <em class="jxr_javadoccomment">* @@@ END COPYRIGHT @@@</em>
|
| <a class="jxr_linenumber" name="22" href="#22">22</a> <em class="jxr_javadoccomment"> */</em>
|
| <a class="jxr_linenumber" name="23" href="#23">23</a> <strong class="jxr_keyword">package</strong> org.trafodion.dcs.master;
|
| <a class="jxr_linenumber" name="24" href="#24">24</a>
|
| <a class="jxr_linenumber" name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> java.net.InetAddress;
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| <a class="jxr_linenumber" name="26" href="#26">26</a>
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| <a class="jxr_linenumber" name="27" href="#27">27</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
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| <a class="jxr_linenumber" name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> java.io.InputStream;
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| <a class="jxr_linenumber" name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> java.io.InputStreamReader;
|
| <a class="jxr_linenumber" name="30" href="#30">30</a> <strong class="jxr_keyword">import</strong> java.io.BufferedReader;
|
| <a class="jxr_linenumber" name="31" href="#31">31</a> <strong class="jxr_keyword">import</strong> java.io.FileReader;
|
| <a class="jxr_linenumber" name="32" href="#32">32</a> <strong class="jxr_keyword">import</strong> java.io.FileNotFoundException;
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| <a class="jxr_linenumber" name="33" href="#33">33</a>
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| <a class="jxr_linenumber" name="34" href="#34">34</a> <strong class="jxr_keyword">import</strong> java.util.Scanner;
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| <a class="jxr_linenumber" name="35" href="#35">35</a> <strong class="jxr_keyword">import</strong> java.util.Collections;
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| <a class="jxr_linenumber" name="36" href="#36">36</a> <strong class="jxr_keyword">import</strong> java.util.Iterator;
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| <a class="jxr_linenumber" name="37" href="#37">37</a> <strong class="jxr_keyword">import</strong> java.util.LinkedList;
|
| <a class="jxr_linenumber" name="38" href="#38">38</a> <strong class="jxr_keyword">import</strong> java.util.Queue;
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| <a class="jxr_linenumber" name="39" href="#39">39</a> <strong class="jxr_keyword">import</strong> java.util.List;
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| <a class="jxr_linenumber" name="40" href="#40">40</a> <strong class="jxr_keyword">import</strong> java.util.ArrayList;
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| <a class="jxr_linenumber" name="41" href="#41">41</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.Callable;
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| <a class="jxr_linenumber" name="42" href="#42">42</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.Executors;
|
| <a class="jxr_linenumber" name="43" href="#43">43</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.ExecutorService;
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| <a class="jxr_linenumber" name="44" href="#44">44</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.Future;
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| <a class="jxr_linenumber" name="45" href="#45">45</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.ExecutionException;
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| <a class="jxr_linenumber" name="46" href="#46">46</a> <strong class="jxr_keyword">import</strong> java.util.Date;
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| <a class="jxr_linenumber" name="47" href="#47">47</a> <strong class="jxr_keyword">import</strong> java.util.Comparator;
|
| <a class="jxr_linenumber" name="48" href="#48">48</a> <strong class="jxr_keyword">import</strong> java.util.Map;
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| <a class="jxr_linenumber" name="49" href="#49">49</a> <strong class="jxr_keyword">import</strong> java.util.HashMap;
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| <a class="jxr_linenumber" name="50" href="#50">50</a>
|
| <a class="jxr_linenumber" name="51" href="#51">51</a> <strong class="jxr_keyword">import</strong> java.text.DateFormat;
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| <a class="jxr_linenumber" name="52" href="#52">52</a>
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| <a class="jxr_linenumber" name="53" href="#53">53</a> <strong class="jxr_keyword">import</strong> org.apache.zookeeper.*;
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| <a class="jxr_linenumber" name="54" href="#54">54</a> <strong class="jxr_keyword">import</strong> org.apache.zookeeper.data.Stat;
|
| <a class="jxr_linenumber" name="55" href="#55">55</a>
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| <a class="jxr_linenumber" name="56" href="#56">56</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.conf.Configuration;
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| <a class="jxr_linenumber" name="57" href="#57">57</a>
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| <a class="jxr_linenumber" name="58" href="#58">58</a> <strong class="jxr_keyword">import</strong> org.apache.commons.logging.Log;
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| <a class="jxr_linenumber" name="59" href="#59">59</a> <strong class="jxr_keyword">import</strong> org.apache.commons.logging.LogFactory;
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| <a class="jxr_linenumber" name="60" href="#60">60</a>
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| <a class="jxr_linenumber" name="61" href="#61">61</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.master.RunningServer;
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| <a class="jxr_linenumber" name="62" href="#62">62</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.master.RegisteredServer;
|
| <a class="jxr_linenumber" name="63" href="#63">63</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.master.Metrics;
|
| <a class="jxr_linenumber" name="64" href="#64">64</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.script.ScriptManager;
|
| <a class="jxr_linenumber" name="65" href="#65">65</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.script.ScriptContext;
|
| <a class="jxr_linenumber" name="66" href="#66">66</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.Constants;
|
| <a class="jxr_linenumber" name="67" href="#67">67</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.zookeeper.ZkClient;
|
| <a class="jxr_linenumber" name="68" href="#68">68</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.util.*;
|
| <a class="jxr_linenumber" name="69" href="#69">69</a>
|
| <a class="jxr_linenumber" name="70" href="#70">70</a> <strong class="jxr_keyword">import</strong> org.codehaus.jettison.json.JSONArray;
|
| <a class="jxr_linenumber" name="71" href="#71">71</a> <strong class="jxr_keyword">import</strong> org.codehaus.jettison.json.JSONException;
|
| <a class="jxr_linenumber" name="72" href="#72">72</a> <strong class="jxr_keyword">import</strong> org.codehaus.jettison.json.JSONObject;
|
| <a class="jxr_linenumber" name="73" href="#73">73</a>
|
| <a class="jxr_linenumber" name="74" href="#74">74</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">ServerManager</a> <strong class="jxr_keyword">implements</strong> Callable {
|
| <a class="jxr_linenumber" name="75" href="#75">75</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Log LOG = LogFactory.getLog(ServerManager.<strong class="jxr_keyword">class</strong>);
|
| <a class="jxr_linenumber" name="76" href="#76">76</a> <strong class="jxr_keyword">private</strong> <a href="../../../../org/trafodion/dcs/master/DcsMaster.html">DcsMaster</a> master;
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| <a class="jxr_linenumber" name="77" href="#77">77</a> <strong class="jxr_keyword">private</strong> Configuration conf;
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| <a class="jxr_linenumber" name="78" href="#78">78</a> <strong class="jxr_keyword">private</strong> <a href="../../../../org/trafodion/dcs/util/DcsNetworkConfiguration.html">DcsNetworkConfiguration</a> netConf;
|
| <a class="jxr_linenumber" name="79" href="#79">79</a> <strong class="jxr_keyword">private</strong> <a href="../../../../org/trafodion/dcs/zookeeper/ZkClient.html">ZkClient</a> zkc = <strong class="jxr_keyword">null</strong>;
|
| <a class="jxr_linenumber" name="80" href="#80">80</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">long</strong> startupTimestamp;
|
| <a class="jxr_linenumber" name="81" href="#81">81</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> maxRestartAttempts;
|
| <a class="jxr_linenumber" name="82" href="#82">82</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> retryIntervalMillis;
|
| <a class="jxr_linenumber" name="83" href="#83">83</a> <strong class="jxr_keyword">private</strong> ExecutorService pool = <strong class="jxr_keyword">null</strong>;
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| <a class="jxr_linenumber" name="84" href="#84">84</a> <strong class="jxr_keyword">private</strong> <a href="../../../../org/trafodion/dcs/master/Metrics.html">Metrics</a> metrics;
|
| <a class="jxr_linenumber" name="85" href="#85">85</a> <strong class="jxr_keyword">private</strong> String parentZnode;
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| <a class="jxr_linenumber" name="86" href="#86">86</a> <strong class="jxr_keyword">private</strong> <a href="../../../../org/trafodion/dcs/util/RetryCounterFactory.html">RetryCounterFactory</a> retryCounterFactory;
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| <a class="jxr_linenumber" name="87" href="#87">87</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> ArrayList<String> configuredServers = <strong class="jxr_keyword">new</strong> ArrayList<String>();
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| <a class="jxr_linenumber" name="88" href="#88">88</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Map<String, ServerPortMap> serverPortMap = <strong class="jxr_keyword">new</strong> HashMap<String, ServerPortMap>();
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| <a class="jxr_linenumber" name="89" href="#89">89</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> ArrayList<String> runningServers = <strong class="jxr_keyword">new</strong> ArrayList<String>();
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| <a class="jxr_linenumber" name="90" href="#90">90</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> ArrayList<String> registeredServers = <strong class="jxr_keyword">new</strong> ArrayList<String>();
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| <a class="jxr_linenumber" name="91" href="#91">91</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Queue<RestartHandler> restartQueue = <strong class="jxr_keyword">new</strong> LinkedList<RestartHandler>();
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| <a class="jxr_linenumber" name="92" href="#92">92</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> ArrayList<ServerItem> serverItemList = <strong class="jxr_keyword">new</strong> ArrayList<ServerItem>();
|
| <a class="jxr_linenumber" name="93" href="#93">93</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> trafodionQueryToolsEnabled;
|
| <a class="jxr_linenumber" name="94" href="#94">94</a> <strong class="jxr_keyword">private</strong> <a href="../../../../org/trafodion/dcs/util/JdbcT4Util.html">JdbcT4Util</a> jdbcT4Util = <strong class="jxr_keyword">null</strong>;
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| <a class="jxr_linenumber" name="95" href="#95">95</a>
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| <a class="jxr_linenumber" name="96" href="#96">96</a> <strong class="jxr_keyword">public</strong> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">ServerManager</a>(<a href="../../../../org/trafodion/dcs/master/DcsMaster.html">DcsMaster</a> master, Configuration conf, <a href="../../../../org/trafodion/dcs/zookeeper/ZkClient.html">ZkClient</a> zkc,
|
| <a class="jxr_linenumber" name="97" href="#97">97</a> <a href="../../../../org/trafodion/dcs/util/DcsNetworkConfiguration.html">DcsNetworkConfiguration</a> netConf, <strong class="jxr_keyword">long</strong> startupTimestamp,
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| <a class="jxr_linenumber" name="98" href="#98">98</a> <a href="../../../../org/trafodion/dcs/master/Metrics.html">Metrics</a> metrics) <strong class="jxr_keyword">throws</strong> Exception {
|
| <a class="jxr_linenumber" name="99" href="#99">99</a> <strong class="jxr_keyword">try</strong> {
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| <a class="jxr_linenumber" name="100" href="#100">100</a> <strong class="jxr_keyword">this</strong>.master = master;
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| <a class="jxr_linenumber" name="101" href="#101">101</a> <strong class="jxr_keyword">this</strong>.conf = conf;
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| <a class="jxr_linenumber" name="102" href="#102">102</a> <strong class="jxr_keyword">this</strong>.zkc = zkc;
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| <a class="jxr_linenumber" name="103" href="#103">103</a> <strong class="jxr_keyword">this</strong>.netConf = netConf;
|
| <a class="jxr_linenumber" name="104" href="#104">104</a> <strong class="jxr_keyword">this</strong>.startupTimestamp = startupTimestamp;
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| <a class="jxr_linenumber" name="105" href="#105">105</a> <strong class="jxr_keyword">this</strong>.metrics = metrics;
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| <a class="jxr_linenumber" name="106" href="#106">106</a> maxRestartAttempts = conf
|
| <a class="jxr_linenumber" name="107" href="#107">107</a> .getInt(Constants.DCS_MASTER_SERVER_RESTART_HANDLER_ATTEMPTS,
|
| <a class="jxr_linenumber" name="108" href="#108">108</a> Constants.DEFAULT_DCS_MASTER_SERVER_RESTART_HANDLER_ATTEMPTS);
|
| <a class="jxr_linenumber" name="109" href="#109">109</a> retryIntervalMillis = conf
|
| <a class="jxr_linenumber" name="110" href="#110">110</a> .getInt(Constants.DCS_MASTER_SERVER_RESTART_HANDLER_RETRY_INTERVAL_MILLIS,
|
| <a class="jxr_linenumber" name="111" href="#111">111</a> Constants.DEFAULT_DCS_MASTER_SERVER_RESTART_HANDLER_RETRY_INTERVAL_MILLIS);
|
| <a class="jxr_linenumber" name="112" href="#112">112</a> trafodionQueryToolsEnabled = conf.getBoolean(
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| <a class="jxr_linenumber" name="113" href="#113">113</a> Constants.DCS_MASTER_TRAFODION_QUERY_TOOLS,
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| <a class="jxr_linenumber" name="114" href="#114">114</a> Constants.DEFAULT_DCS_MASTER_TRAFODION_QUERY_TOOLS);
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| <a class="jxr_linenumber" name="115" href="#115">115</a> <strong class="jxr_keyword">if</strong> (trafodionQueryToolsEnabled)
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| <a class="jxr_linenumber" name="116" href="#116">116</a> jdbcT4Util = <strong class="jxr_keyword">new</strong> <a href="../../../../org/trafodion/dcs/util/JdbcT4Util.html">JdbcT4Util</a>(conf, netConf);
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| <a class="jxr_linenumber" name="117" href="#117">117</a> retryCounterFactory = <strong class="jxr_keyword">new</strong> <a href="../../../../org/trafodion/dcs/util/RetryCounterFactory.html">RetryCounterFactory</a>(maxRestartAttempts,
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| <a class="jxr_linenumber" name="118" href="#118">118</a> retryIntervalMillis);
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| <a class="jxr_linenumber" name="119" href="#119">119</a> parentZnode = conf.get(Constants.ZOOKEEPER_ZNODE_PARENT,
|
| <a class="jxr_linenumber" name="120" href="#120">120</a> Constants.DEFAULT_ZOOKEEPER_ZNODE_PARENT);
|
| <a class="jxr_linenumber" name="121" href="#121">121</a> pool = Executors.newSingleThreadExecutor();
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| <a class="jxr_linenumber" name="122" href="#122">122</a> } <strong class="jxr_keyword">catch</strong> (Exception e) {
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| <a class="jxr_linenumber" name="123" href="#123">123</a> e.printStackTrace();
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| <a class="jxr_linenumber" name="124" href="#124">124</a> <strong class="jxr_keyword">if</strong> (LOG.isErrorEnabled())
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| <a class="jxr_linenumber" name="125" href="#125">125</a> LOG.error(e);
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| <a class="jxr_linenumber" name="126" href="#126">126</a> <strong class="jxr_keyword">throw</strong> e;
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| <a class="jxr_linenumber" name="127" href="#127">127</a> }
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| <a class="jxr_linenumber" name="128" href="#128">128</a> }
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| <a class="jxr_linenumber" name="129" href="#129">129</a>
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| <a class="jxr_linenumber" name="130" href="#130">130</a> <strong class="jxr_keyword">class</strong> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">RestartHandler</a> <strong class="jxr_keyword">implements</strong> Callable<ScriptContext> {
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| <a class="jxr_linenumber" name="131" href="#131">131</a> <strong class="jxr_keyword">private</strong> <a href="../../../../org/trafodion/dcs/script/ScriptContext.html">ScriptContext</a> scriptContext = <strong class="jxr_keyword">new</strong> <a href="../../../../org/trafodion/dcs/script/ScriptContext.html">ScriptContext</a>();
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| <a class="jxr_linenumber" name="132" href="#132">132</a> <strong class="jxr_keyword">private</strong> String znodePath;
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| <a class="jxr_linenumber" name="133" href="#133">133</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> childCount;
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| <a class="jxr_linenumber" name="134" href="#134">134</a>
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| <a class="jxr_linenumber" name="135" href="#135">135</a> <strong class="jxr_keyword">public</strong> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">RestartHandler</a>(String znodePath, <strong class="jxr_keyword">int</strong> childCount) {
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| <a class="jxr_linenumber" name="136" href="#136">136</a> <strong class="jxr_keyword">this</strong>.znodePath = znodePath;
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| <a class="jxr_linenumber" name="137" href="#137">137</a> <strong class="jxr_keyword">this</strong>.childCount = childCount;
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| <a class="jxr_linenumber" name="138" href="#138">138</a> }
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| <a class="jxr_linenumber" name="139" href="#139">139</a>
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| <a class="jxr_linenumber" name="140" href="#140">140</a> @Override
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| <a class="jxr_linenumber" name="141" href="#141">141</a> <strong class="jxr_keyword">public</strong> <a href="../../../../org/trafodion/dcs/script/ScriptContext.html">ScriptContext</a> call() <strong class="jxr_keyword">throws</strong> Exception {
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| <a class="jxr_linenumber" name="142" href="#142">142</a> <strong class="jxr_keyword">try</strong> {
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| <a class="jxr_linenumber" name="143" href="#143">143</a> Scanner scn = <strong class="jxr_keyword">new</strong> Scanner(znodePath);
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| <a class="jxr_linenumber" name="144" href="#144">144</a> scn.useDelimiter(<span class="jxr_string">":"</span>);
|
| <a class="jxr_linenumber" name="145" href="#145">145</a> String hostName = scn.next();<em class="jxr_comment">// host name</em>
|
| <a class="jxr_linenumber" name="146" href="#146">146</a> String instance = scn.next();<em class="jxr_comment">// instance</em>
|
| <a class="jxr_linenumber" name="147" href="#147">147</a> <strong class="jxr_keyword">int</strong> infoPort = Integer.parseInt(scn.next()); <em class="jxr_comment">// UI port</em>
|
| <a class="jxr_linenumber" name="148" href="#148">148</a> <strong class="jxr_keyword">long</strong> serverStartTimestamp = Long.parseLong(scn.next());
|
| <a class="jxr_linenumber" name="149" href="#149">149</a> scn.close();
|
| <a class="jxr_linenumber" name="150" href="#150">150</a>
|
| <a class="jxr_linenumber" name="151" href="#151">151</a> <em class="jxr_comment">// Get the --config property from classpath...it's always first</em>
|
| <a class="jxr_linenumber" name="152" href="#152">152</a> <em class="jxr_comment">// in the classpath</em>
|
| <a class="jxr_linenumber" name="153" href="#153">153</a> String cp = System.getProperty(<span class="jxr_string">"java.class.path"</span>);
|
| <a class="jxr_linenumber" name="154" href="#154">154</a> scn = <strong class="jxr_keyword">new</strong> Scanner(cp);
|
| <a class="jxr_linenumber" name="155" href="#155">155</a> scn.useDelimiter(<span class="jxr_string">":"</span>);
|
| <a class="jxr_linenumber" name="156" href="#156">156</a> String confDir = scn.next();
|
| <a class="jxr_linenumber" name="157" href="#157">157</a> scn.close();
|
| <a class="jxr_linenumber" name="158" href="#158">158</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="159" href="#159">159</a> LOG.debug(<span class="jxr_string">"conf dir ["</span> + confDir + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="160" href="#160">160</a>
|
| <a class="jxr_linenumber" name="161" href="#161">161</a> <em class="jxr_comment">// Get -Ddcs.home.dir</em>
|
| <a class="jxr_linenumber" name="162" href="#162">162</a> String dcsHome = System.getProperty(<span class="jxr_string">"dcs.home.dir"</span>);
|
| <a class="jxr_linenumber" name="163" href="#163">163</a>
|
| <a class="jxr_linenumber" name="164" href="#164">164</a> <em class="jxr_comment">// If stop-dcs.sh is executed and DCS_MANAGES_ZK then zookeeper</em>
|
| <a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_comment">// is stopped abruptly.</em>
|
| <a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_comment">// Second scenario is when ZooKeeper fails for some reason</em>
|
| <a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_comment">// regardless of whether DCS</em>
|
| <a class="jxr_linenumber" name="168" href="#168">168</a> <em class="jxr_comment">// manages it. When either happens the DcsServer running znodes</em>
|
| <a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_comment">// still exist in ZooKeeper</em>
|
| <a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_comment">// and we see them at next startup. When they eventually timeout</em>
|
| <a class="jxr_linenumber" name="171" href="#171">171</a> <em class="jxr_comment">// we get node deleted events for a server that no longer</em>
|
| <a class="jxr_linenumber" name="172" href="#172">172</a> <em class="jxr_comment">// exists. So, only recognize</em>
|
| <a class="jxr_linenumber" name="173" href="#173">173</a> <em class="jxr_comment">// DcsServer running znodes that have timestamps after last</em>
|
| <a class="jxr_linenumber" name="174" href="#174">174</a> <em class="jxr_comment">// DcsMaster startup.</em>
|
| <a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_comment">//</em>
|
| <a class="jxr_linenumber" name="176" href="#176">176</a> <em class="jxr_comment">// But, if we are DcsMaster follower that is taking over from</em>
|
| <a class="jxr_linenumber" name="177" href="#177">177</a> <em class="jxr_comment">// failed one then ignore timestamp issues described above.</em>
|
| <a class="jxr_linenumber" name="178" href="#178">178</a> <em class="jxr_comment">// See MasterLeaderElection.elect()</em>
|
| <a class="jxr_linenumber" name="179" href="#179">179</a> <strong class="jxr_keyword">if</strong> ((master.isFollower() == false)
|
| <a class="jxr_linenumber" name="180" href="#180">180</a> && (serverStartTimestamp > startupTimestamp)) {
|
| <a class="jxr_linenumber" name="181" href="#181">181</a> scriptContext.setHostName(hostName);
|
| <a class="jxr_linenumber" name="182" href="#182">182</a> scriptContext
|
| <a class="jxr_linenumber" name="183" href="#183">183</a> .setScriptName(Constants.SYS_SHELL_SCRIPT_NAME);
|
| <a class="jxr_linenumber" name="184" href="#184">184</a>
|
| <a class="jxr_linenumber" name="185" href="#185">185</a> <strong class="jxr_keyword">if</strong> (hostName.equalsIgnoreCase(netConf.getHostName()))
|
| <a class="jxr_linenumber" name="186" href="#186">186</a> scriptContext.setCommand(<span class="jxr_string">"bin/dcs-daemon.sh --config "</span>
|
| <a class="jxr_linenumber" name="187" href="#187">187</a> + confDir + <span class="jxr_string">" start server "</span> + instance + <span class="jxr_string">" "</span>
|
| <a class="jxr_linenumber" name="188" href="#188">188</a> + childCount);
|
| <a class="jxr_linenumber" name="189" href="#189">189</a> <strong class="jxr_keyword">else</strong>
|
| <a class="jxr_linenumber" name="190" href="#190">190</a> scriptContext.setCommand(<span class="jxr_string">"pdsh -w "</span> + hostName
|
| <a class="jxr_linenumber" name="191" href="#191">191</a> + <span class="jxr_string">" \"cd "</span> + dcsHome
|
| <a class="jxr_linenumber" name="192" href="#192">192</a> + <span class="jxr_string">";bin/dcs-daemon.sh --config "</span> + confDir
|
| <a class="jxr_linenumber" name="193" href="#193">193</a> + <span class="jxr_string">" start server "</span> + instance + <span class="jxr_string">" "</span>
|
| <a class="jxr_linenumber" name="194" href="#194">194</a> + childCount + <span class="jxr_string">"\""</span>);
|
| <a class="jxr_linenumber" name="195" href="#195">195</a>
|
| <a class="jxr_linenumber" name="196" href="#196">196</a> <a href="../../../../org/trafodion/dcs/util/RetryCounter.html">RetryCounter</a> retryCounter = retryCounterFactory.create();
|
| <a class="jxr_linenumber" name="197" href="#197">197</a> <strong class="jxr_keyword">while</strong> (<strong class="jxr_keyword">true</strong>) {
|
| <a class="jxr_linenumber" name="198" href="#198">198</a> <strong class="jxr_keyword">if</strong> (scriptContext.getStdOut().length() > 0)
|
| <a class="jxr_linenumber" name="199" href="#199">199</a> scriptContext.getStdOut().delete(0,
|
| <a class="jxr_linenumber" name="200" href="#200">200</a> scriptContext.getStdOut().length());
|
| <a class="jxr_linenumber" name="201" href="#201">201</a> <strong class="jxr_keyword">if</strong> (scriptContext.getStdErr().length() > 0)
|
| <a class="jxr_linenumber" name="202" href="#202">202</a> scriptContext.getStdErr().delete(0,
|
| <a class="jxr_linenumber" name="203" href="#203">203</a> scriptContext.getStdErr().length());
|
| <a class="jxr_linenumber" name="204" href="#204">204</a> LOG.info(<span class="jxr_string">"Restarting DcsServer ["</span> + hostName + <span class="jxr_string">":"</span>
|
| <a class="jxr_linenumber" name="205" href="#205">205</a> + instance + <span class="jxr_string">"], script [ "</span>
|
| <a class="jxr_linenumber" name="206" href="#206">206</a> + scriptContext.toString() + <span class="jxr_string">" ]"</span>);
|
| <a class="jxr_linenumber" name="207" href="#207">207</a> ScriptManager.getInstance().runScript(scriptContext);
|
| <a class="jxr_linenumber" name="208" href="#208">208</a>
|
| <a class="jxr_linenumber" name="209" href="#209">209</a> <strong class="jxr_keyword">if</strong> (scriptContext.getExitCode() == 0) {
|
| <a class="jxr_linenumber" name="210" href="#210">210</a> LOG.info(<span class="jxr_string">"DcsServer ["</span> + hostName + <span class="jxr_string">":"</span> + instance
|
| <a class="jxr_linenumber" name="211" href="#211">211</a> + <span class="jxr_string">"] restarted"</span>);
|
| <a class="jxr_linenumber" name="212" href="#212">212</a> <strong class="jxr_keyword">break</strong>;
|
| <a class="jxr_linenumber" name="213" href="#213">213</a> } <strong class="jxr_keyword">else</strong> {
|
| <a class="jxr_linenumber" name="214" href="#214">214</a> StringBuilder sb = <strong class="jxr_keyword">new</strong> StringBuilder();
|
| <a class="jxr_linenumber" name="215" href="#215">215</a> sb.append(<span class="jxr_string">"exit code ["</span>
|
| <a class="jxr_linenumber" name="216" href="#216">216</a> + scriptContext.getExitCode() + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="217" href="#217">217</a> <strong class="jxr_keyword">if</strong> (!scriptContext.getStdOut().toString().isEmpty())
|
| <a class="jxr_linenumber" name="218" href="#218">218</a> sb.append(<span class="jxr_string">", stdout ["</span>
|
| <a class="jxr_linenumber" name="219" href="#219">219</a> + scriptContext.getStdOut().toString()
|
| <a class="jxr_linenumber" name="220" href="#220">220</a> + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="221" href="#221">221</a> <strong class="jxr_keyword">if</strong> (!scriptContext.getStdErr().toString().isEmpty())
|
| <a class="jxr_linenumber" name="222" href="#222">222</a> sb.append(<span class="jxr_string">", stderr ["</span>
|
| <a class="jxr_linenumber" name="223" href="#223">223</a> + scriptContext.getStdErr().toString()
|
| <a class="jxr_linenumber" name="224" href="#224">224</a> + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="225" href="#225">225</a> <strong class="jxr_keyword">if</strong> (LOG.isErrorEnabled())
|
| <a class="jxr_linenumber" name="226" href="#226">226</a> LOG.error(sb.toString());
|
| <a class="jxr_linenumber" name="227" href="#227">227</a>
|
| <a class="jxr_linenumber" name="228" href="#228">228</a> <strong class="jxr_keyword">if</strong> (!retryCounter.shouldRetry()) {
|
| <a class="jxr_linenumber" name="229" href="#229">229</a> <strong class="jxr_keyword">if</strong> (LOG.isErrorEnabled())
|
| <a class="jxr_linenumber" name="230" href="#230">230</a> LOG.error(<span class="jxr_string">"DcsServer ["</span> + hostName + <span class="jxr_string">":"</span>
|
| <a class="jxr_linenumber" name="231" href="#231">231</a> + instance
|
| <a class="jxr_linenumber" name="232" href="#232">232</a> + <span class="jxr_string">"] restart failed after "</span>
|
| <a class="jxr_linenumber" name="233" href="#233">233</a> + retryCounter.getMaxRetries()
|
| <a class="jxr_linenumber" name="234" href="#234">234</a> + <span class="jxr_string">" retries"</span>);
|
| <a class="jxr_linenumber" name="235" href="#235">235</a> <strong class="jxr_keyword">break</strong>;
|
| <a class="jxr_linenumber" name="236" href="#236">236</a> } <strong class="jxr_keyword">else</strong> {
|
| <a class="jxr_linenumber" name="237" href="#237">237</a> retryCounter.sleepUntilNextRetry();
|
| <a class="jxr_linenumber" name="238" href="#238">238</a> retryCounter.useRetry();
|
| <a class="jxr_linenumber" name="239" href="#239">239</a> }
|
| <a class="jxr_linenumber" name="240" href="#240">240</a> }
|
| <a class="jxr_linenumber" name="241" href="#241">241</a> }
|
| <a class="jxr_linenumber" name="242" href="#242">242</a> } <strong class="jxr_keyword">else</strong> {
|
| <a class="jxr_linenumber" name="243" href="#243">243</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="244" href="#244">244</a> LOG.debug(<span class="jxr_string">"No restart for "</span>
|
| <a class="jxr_linenumber" name="245" href="#245">245</a> + znodePath
|
| <a class="jxr_linenumber" name="246" href="#246">246</a> + <span class="jxr_string">"\nbecause DcsServer start time ["</span>
|
| <a class="jxr_linenumber" name="247" href="#247">247</a> + DateFormat.getDateTimeInstance().format(
|
| <a class="jxr_linenumber" name="248" href="#248">248</a> <strong class="jxr_keyword">new</strong> Date(serverStartTimestamp))
|
| <a class="jxr_linenumber" name="249" href="#249">249</a> + <span class="jxr_string">"] was before DcsMaster start time ["</span>
|
| <a class="jxr_linenumber" name="250" href="#250">250</a> + DateFormat.getDateTimeInstance().format(
|
| <a class="jxr_linenumber" name="251" href="#251">251</a> <strong class="jxr_keyword">new</strong> Date(startupTimestamp)) + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="252" href="#252">252</a> }
|
| <a class="jxr_linenumber" name="253" href="#253">253</a> } <strong class="jxr_keyword">catch</strong> (Exception e) {
|
| <a class="jxr_linenumber" name="254" href="#254">254</a> e.printStackTrace();
|
| <a class="jxr_linenumber" name="255" href="#255">255</a> <strong class="jxr_keyword">if</strong> (LOG.isErrorEnabled())
|
| <a class="jxr_linenumber" name="256" href="#256">256</a> LOG.error(e);
|
| <a class="jxr_linenumber" name="257" href="#257">257</a> }
|
| <a class="jxr_linenumber" name="258" href="#258">258</a>
|
| <a class="jxr_linenumber" name="259" href="#259">259</a> <strong class="jxr_keyword">return</strong> scriptContext;
|
| <a class="jxr_linenumber" name="260" href="#260">260</a> }
|
| <a class="jxr_linenumber" name="261" href="#261">261</a> }
|
| <a class="jxr_linenumber" name="262" href="#262">262</a>
|
| <a class="jxr_linenumber" name="263" href="#263">263</a> <strong class="jxr_keyword">class</strong> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">RunningWatcher</a> <strong class="jxr_keyword">implements</strong> Watcher {
|
| <a class="jxr_linenumber" name="264" href="#264">264</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> process(WatchedEvent event) {
|
| <a class="jxr_linenumber" name="265" href="#265">265</a> <strong class="jxr_keyword">if</strong> (event.getType() == Event.EventType.NodeChildrenChanged) {
|
| <a class="jxr_linenumber" name="266" href="#266">266</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="267" href="#267">267</a> LOG.debug(<span class="jxr_string">"Running children changed ["</span> + event.getPath()
|
| <a class="jxr_linenumber" name="268" href="#268">268</a> + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="269" href="#269">269</a> <strong class="jxr_keyword">try</strong> {
|
| <a class="jxr_linenumber" name="270" href="#270">270</a> getZkRunning();
|
| <a class="jxr_linenumber" name="271" href="#271">271</a> } <strong class="jxr_keyword">catch</strong> (Exception e) {
|
| <a class="jxr_linenumber" name="272" href="#272">272</a> e.printStackTrace();
|
| <a class="jxr_linenumber" name="273" href="#273">273</a> <strong class="jxr_keyword">if</strong> (LOG.isErrorEnabled())
|
| <a class="jxr_linenumber" name="274" href="#274">274</a> LOG.error(e);
|
| <a class="jxr_linenumber" name="275" href="#275">275</a> }
|
| <a class="jxr_linenumber" name="276" href="#276">276</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (event.getType() == Event.EventType.NodeDeleted) {
|
| <a class="jxr_linenumber" name="277" href="#277">277</a> String znodePath = event.getPath();
|
| <a class="jxr_linenumber" name="278" href="#278">278</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="279" href="#279">279</a> LOG.debug(<span class="jxr_string">"Running znode deleted ["</span> + znodePath + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="280" href="#280">280</a> <strong class="jxr_keyword">try</strong> {
|
| <a class="jxr_linenumber" name="281" href="#281">281</a> restartServer(znodePath);
|
| <a class="jxr_linenumber" name="282" href="#282">282</a> } <strong class="jxr_keyword">catch</strong> (Exception e) {
|
| <a class="jxr_linenumber" name="283" href="#283">283</a> e.printStackTrace();
|
| <a class="jxr_linenumber" name="284" href="#284">284</a> <strong class="jxr_keyword">if</strong> (LOG.isErrorEnabled())
|
| <a class="jxr_linenumber" name="285" href="#285">285</a> LOG.error(e);
|
| <a class="jxr_linenumber" name="286" href="#286">286</a> }
|
| <a class="jxr_linenumber" name="287" href="#287">287</a> }
|
| <a class="jxr_linenumber" name="288" href="#288">288</a> }
|
| <a class="jxr_linenumber" name="289" href="#289">289</a> }
|
| <a class="jxr_linenumber" name="290" href="#290">290</a>
|
| <a class="jxr_linenumber" name="291" href="#291">291</a> <strong class="jxr_keyword">class</strong> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">RegisteredWatcher</a> <strong class="jxr_keyword">implements</strong> Watcher {
|
| <a class="jxr_linenumber" name="292" href="#292">292</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> process(WatchedEvent event) {
|
| <a class="jxr_linenumber" name="293" href="#293">293</a> <strong class="jxr_keyword">if</strong> (event.getType() == Event.EventType.NodeChildrenChanged) {
|
| <a class="jxr_linenumber" name="294" href="#294">294</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="295" href="#295">295</a> LOG.debug(<span class="jxr_string">"Registered children changed ["</span> + event.getPath()
|
| <a class="jxr_linenumber" name="296" href="#296">296</a> + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="297" href="#297">297</a> <strong class="jxr_keyword">try</strong> {
|
| <a class="jxr_linenumber" name="298" href="#298">298</a> getZkRegistered();
|
| <a class="jxr_linenumber" name="299" href="#299">299</a> } <strong class="jxr_keyword">catch</strong> (Exception e) {
|
| <a class="jxr_linenumber" name="300" href="#300">300</a> e.printStackTrace();
|
| <a class="jxr_linenumber" name="301" href="#301">301</a> <strong class="jxr_keyword">if</strong> (LOG.isErrorEnabled())
|
| <a class="jxr_linenumber" name="302" href="#302">302</a> LOG.error(e);
|
| <a class="jxr_linenumber" name="303" href="#303">303</a> }
|
| <a class="jxr_linenumber" name="304" href="#304">304</a> }
|
| <a class="jxr_linenumber" name="305" href="#305">305</a> }
|
| <a class="jxr_linenumber" name="306" href="#306">306</a> }
|
| <a class="jxr_linenumber" name="307" href="#307">307</a>
|
| <a class="jxr_linenumber" name="308" href="#308">308</a> @Override
|
| <a class="jxr_linenumber" name="309" href="#309">309</a> <strong class="jxr_keyword">public</strong> Boolean call() <strong class="jxr_keyword">throws</strong> Exception {
|
| <a class="jxr_linenumber" name="310" href="#310">310</a>
|
| <a class="jxr_linenumber" name="311" href="#311">311</a> <strong class="jxr_keyword">long</strong> timeoutMillis = 5000;
|
| <a class="jxr_linenumber" name="312" href="#312">312</a>
|
| <a class="jxr_linenumber" name="313" href="#313">313</a> <strong class="jxr_keyword">try</strong> {
|
| <a class="jxr_linenumber" name="314" href="#314">314</a> getServersFile();
|
| <a class="jxr_linenumber" name="315" href="#315">315</a> createServersPortMap();
|
| <a class="jxr_linenumber" name="316" href="#316">316</a> getZkRunning();
|
| <a class="jxr_linenumber" name="317" href="#317">317</a> getZkRegistered();
|
| <a class="jxr_linenumber" name="318" href="#318">318</a>
|
| <a class="jxr_linenumber" name="319" href="#319">319</a> <strong class="jxr_keyword">while</strong> (<strong class="jxr_keyword">true</strong>) {
|
| <a class="jxr_linenumber" name="320" href="#320">320</a> <strong class="jxr_keyword">while</strong> (!restartQueue.isEmpty()) {
|
| <a class="jxr_linenumber" name="321" href="#321">321</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="322" href="#322">322</a> LOG.debug(<span class="jxr_string">"Restart queue size ["</span> + restartQueue.size()
|
| <a class="jxr_linenumber" name="323" href="#323">323</a> + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="324" href="#324">324</a> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">RestartHandler</a> handler = restartQueue.poll();
|
| <a class="jxr_linenumber" name="325" href="#325">325</a> Future<ScriptContext> runner = pool.submit(handler);
|
| <a class="jxr_linenumber" name="326" href="#326">326</a> <a href="../../../../org/trafodion/dcs/script/ScriptContext.html">ScriptContext</a> scriptContext = runner.get();<em class="jxr_comment">// blocking call</em>
|
| <a class="jxr_linenumber" name="327" href="#327">327</a> <strong class="jxr_keyword">if</strong> (scriptContext.getExitCode() != 0)
|
| <a class="jxr_linenumber" name="328" href="#328">328</a> restartQueue.add(handler);
|
| <a class="jxr_linenumber" name="329" href="#329">329</a> }
|
| <a class="jxr_linenumber" name="330" href="#330">330</a>
|
| <a class="jxr_linenumber" name="331" href="#331">331</a> <strong class="jxr_keyword">try</strong> {
|
| <a class="jxr_linenumber" name="332" href="#332">332</a> Thread.sleep(timeoutMillis);
|
| <a class="jxr_linenumber" name="333" href="#333">333</a> } <strong class="jxr_keyword">catch</strong> (InterruptedException e) {
|
| <a class="jxr_linenumber" name="334" href="#334">334</a> }
|
| <a class="jxr_linenumber" name="335" href="#335">335</a> }
|
| <a class="jxr_linenumber" name="336" href="#336">336</a>
|
| <a class="jxr_linenumber" name="337" href="#337">337</a> } <strong class="jxr_keyword">catch</strong> (Exception e) {
|
| <a class="jxr_linenumber" name="338" href="#338">338</a> e.printStackTrace();
|
| <a class="jxr_linenumber" name="339" href="#339">339</a> <strong class="jxr_keyword">if</strong> (LOG.isErrorEnabled())
|
| <a class="jxr_linenumber" name="340" href="#340">340</a> LOG.error(e);
|
| <a class="jxr_linenumber" name="341" href="#341">341</a> pool.shutdown();
|
| <a class="jxr_linenumber" name="342" href="#342">342</a> <strong class="jxr_keyword">throw</strong> e;
|
| <a class="jxr_linenumber" name="343" href="#343">343</a> }
|
| <a class="jxr_linenumber" name="344" href="#344">344</a> }
|
| <a class="jxr_linenumber" name="345" href="#345">345</a>
|
| <a class="jxr_linenumber" name="346" href="#346">346</a> <strong class="jxr_keyword">private</strong> List<String> getChildren(String znode, Watcher watcher)
|
| <a class="jxr_linenumber" name="347" href="#347">347</a> <strong class="jxr_keyword">throws</strong> Exception {
|
| <a class="jxr_linenumber" name="348" href="#348">348</a> List<String> children = <strong class="jxr_keyword">null</strong>;
|
| <a class="jxr_linenumber" name="349" href="#349">349</a> children = zkc.getChildren(znode, watcher);
|
| <a class="jxr_linenumber" name="350" href="#350">350</a> <strong class="jxr_keyword">if</strong> (!children.isEmpty())
|
| <a class="jxr_linenumber" name="351" href="#351">351</a> Collections.sort(children);
|
| <a class="jxr_linenumber" name="352" href="#352">352</a> <strong class="jxr_keyword">return</strong> children;
|
| <a class="jxr_linenumber" name="353" href="#353">353</a> }
|
| <a class="jxr_linenumber" name="354" href="#354">354</a>
|
| <a class="jxr_linenumber" name="355" href="#355">355</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> getServersFile() <strong class="jxr_keyword">throws</strong> Exception {
|
| <a class="jxr_linenumber" name="356" href="#356">356</a> InputStream is = <strong class="jxr_keyword">this</strong>.getClass().getResourceAsStream(<span class="jxr_string">"/servers"</span>);
|
| <a class="jxr_linenumber" name="357" href="#357">357</a> <strong class="jxr_keyword">if</strong> (is == <strong class="jxr_keyword">null</strong>)
|
| <a class="jxr_linenumber" name="358" href="#358">358</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(<span class="jxr_string">"Cannot find servers file"</span>);
|
| <a class="jxr_linenumber" name="359" href="#359">359</a>
|
| <a class="jxr_linenumber" name="360" href="#360">360</a> BufferedReader br = <strong class="jxr_keyword">new</strong> BufferedReader(<strong class="jxr_keyword">new</strong> InputStreamReader(is));
|
| <a class="jxr_linenumber" name="361" href="#361">361</a> configuredServers.clear();
|
| <a class="jxr_linenumber" name="362" href="#362">362</a> String line;
|
| <a class="jxr_linenumber" name="363" href="#363">363</a> <strong class="jxr_keyword">int</strong> lineNum = 1;
|
| <a class="jxr_linenumber" name="364" href="#364">364</a> <strong class="jxr_keyword">while</strong> ((line = br.readLine()) != <strong class="jxr_keyword">null</strong>) {
|
| <a class="jxr_linenumber" name="365" href="#365">365</a> Scanner scn = <strong class="jxr_keyword">new</strong> Scanner(line);
|
| <a class="jxr_linenumber" name="366" href="#366">366</a> scn.useDelimiter(<span class="jxr_string">" "</span>);
|
| <a class="jxr_linenumber" name="367" href="#367">367</a> String hostName = <strong class="jxr_keyword">null</strong>;
|
| <a class="jxr_linenumber" name="368" href="#368">368</a> String serverCount = <strong class="jxr_keyword">null</strong>;
|
| <a class="jxr_linenumber" name="369" href="#369">369</a> <strong class="jxr_keyword">if</strong> (scn.hasNext())
|
| <a class="jxr_linenumber" name="370" href="#370">370</a> hostName = scn.next();<em class="jxr_comment">// host name</em>
|
| <a class="jxr_linenumber" name="371" href="#371">371</a> <strong class="jxr_keyword">else</strong>
|
| <a class="jxr_linenumber" name="372" href="#372">372</a> hostName = <strong class="jxr_keyword">new</strong> String(<span class="jxr_string">"localhost"</span>);
|
| <a class="jxr_linenumber" name="373" href="#373">373</a> <strong class="jxr_keyword">if</strong> (scn.hasNext())
|
| <a class="jxr_linenumber" name="374" href="#374">374</a> serverCount = scn.next();<em class="jxr_comment">// optional</em>
|
| <a class="jxr_linenumber" name="375" href="#375">375</a> <strong class="jxr_keyword">else</strong>
|
| <a class="jxr_linenumber" name="376" href="#376">376</a> serverCount = <span class="jxr_string">"1"</span>;
|
| <a class="jxr_linenumber" name="377" href="#377">377</a> scn.close();
|
| <a class="jxr_linenumber" name="378" href="#378">378</a> <strong class="jxr_keyword">if</strong> (hostName.equalsIgnoreCase(<span class="jxr_string">"localhost"</span>)) {
|
| <a class="jxr_linenumber" name="379" href="#379">379</a> hostName = netConf.getHostName();
|
| <a class="jxr_linenumber" name="380" href="#380">380</a> }
|
| <a class="jxr_linenumber" name="381" href="#381">381</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="382" href="#382">382</a> LOG.debug(<span class="jxr_string">"Adding to configured servers ["</span> + hostName + <span class="jxr_string">":"</span>
|
| <a class="jxr_linenumber" name="383" href="#383">383</a> + lineNum + <span class="jxr_string">":"</span> + serverCount + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="384" href="#384">384</a> configuredServers.add(hostName + <span class="jxr_string">":"</span> + lineNum + <span class="jxr_string">":"</span> + serverCount);
|
| <a class="jxr_linenumber" name="385" href="#385">385</a> lineNum++;
|
| <a class="jxr_linenumber" name="386" href="#386">386</a> }
|
| <a class="jxr_linenumber" name="387" href="#387">387</a>
|
| <a class="jxr_linenumber" name="388" href="#388">388</a> Collections.sort(configuredServers);
|
| <a class="jxr_linenumber" name="389" href="#389">389</a>
|
| <a class="jxr_linenumber" name="390" href="#390">390</a> <strong class="jxr_keyword">if</strong> (configuredServers.size() < 1)
|
| <a class="jxr_linenumber" name="391" href="#391">391</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(<span class="jxr_string">"No entries found in servers file"</span>);
|
| <a class="jxr_linenumber" name="392" href="#392">392</a>
|
| <a class="jxr_linenumber" name="393" href="#393">393</a> <strong class="jxr_keyword">int</strong> lnum = 1;
|
| <a class="jxr_linenumber" name="394" href="#394">394</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i < configuredServers.size(); i++) {
|
| <a class="jxr_linenumber" name="395" href="#395">395</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="396" href="#396">396</a> LOG.debug(<span class="jxr_string">"servers file line "</span> + lnum + <span class="jxr_string">" ["</span>
|
| <a class="jxr_linenumber" name="397" href="#397">397</a> + configuredServers.get(i) + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="398" href="#398">398</a> lnum++;
|
| <a class="jxr_linenumber" name="399" href="#399">399</a> }
|
| <a class="jxr_linenumber" name="400" href="#400">400</a> }
|
| <a class="jxr_linenumber" name="401" href="#401">401</a>
|
| <a class="jxr_linenumber" name="402" href="#402">402</a> <strong class="jxr_keyword">class</strong> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">ServerPortMap</a> {
|
| <a class="jxr_linenumber" name="403" href="#403">403</a> <strong class="jxr_keyword">int</strong> begPortNum = conf.getInt(Constants.DCS_MASTER_PORT,
|
| <a class="jxr_linenumber" name="404" href="#404">404</a> Constants.DEFAULT_DCS_MASTER_PORT) + 1;
|
| <a class="jxr_linenumber" name="405" href="#405">405</a> <strong class="jxr_keyword">int</strong> endPortNum = begPortNum;
|
| <a class="jxr_linenumber" name="406" href="#406">406</a> StringBuilder sb = <strong class="jxr_keyword">new</strong> StringBuilder();
|
| <a class="jxr_linenumber" name="407" href="#407">407</a>
|
| <a class="jxr_linenumber" name="408" href="#408">408</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> add(<strong class="jxr_keyword">int</strong> instance, <strong class="jxr_keyword">int</strong> childCount) {
|
| <a class="jxr_linenumber" name="409" href="#409">409</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 1; i <= childCount; i++) {
|
| <a class="jxr_linenumber" name="410" href="#410">410</a> <strong class="jxr_keyword">if</strong> (endPortNum > begPortNum)
|
| <a class="jxr_linenumber" name="411" href="#411">411</a> sb.append(<span class="jxr_string">":"</span>);
|
| <a class="jxr_linenumber" name="412" href="#412">412</a> sb.append(instance + <span class="jxr_string">":"</span> + i + <span class="jxr_string">":"</span> + endPortNum);
|
| <a class="jxr_linenumber" name="413" href="#413">413</a> endPortNum++;
|
| <a class="jxr_linenumber" name="414" href="#414">414</a> }
|
| <a class="jxr_linenumber" name="415" href="#415">415</a> }
|
| <a class="jxr_linenumber" name="416" href="#416">416</a>
|
| <a class="jxr_linenumber" name="417" href="#417">417</a> <strong class="jxr_keyword">public</strong> String toString() {
|
| <a class="jxr_linenumber" name="418" href="#418">418</a> <strong class="jxr_keyword">return</strong> sb.toString();
|
| <a class="jxr_linenumber" name="419" href="#419">419</a> }
|
| <a class="jxr_linenumber" name="420" href="#420">420</a> }
|
| <a class="jxr_linenumber" name="421" href="#421">421</a>
|
| <a class="jxr_linenumber" name="422" href="#422">422</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> createServersPortMap() <strong class="jxr_keyword">throws</strong> Exception {
|
| <a class="jxr_linenumber" name="423" href="#423">423</a> serverPortMap.clear();
|
| <a class="jxr_linenumber" name="424" href="#424">424</a>
|
| <a class="jxr_linenumber" name="425" href="#425">425</a> <strong class="jxr_keyword">for</strong> (String aServer : configuredServers) {
|
| <a class="jxr_linenumber" name="426" href="#426">426</a> Scanner scn = <strong class="jxr_keyword">new</strong> Scanner(aServer);
|
| <a class="jxr_linenumber" name="427" href="#427">427</a> scn.useDelimiter(<span class="jxr_string">":"</span>);
|
| <a class="jxr_linenumber" name="428" href="#428">428</a> String hostName = scn.next();
|
| <a class="jxr_linenumber" name="429" href="#429">429</a> <strong class="jxr_keyword">int</strong> instance = Integer.parseInt(scn.next());
|
| <a class="jxr_linenumber" name="430" href="#430">430</a> <strong class="jxr_keyword">int</strong> childCount = Integer.parseInt(scn.next());
|
| <a class="jxr_linenumber" name="431" href="#431">431</a> scn.close();
|
| <a class="jxr_linenumber" name="432" href="#432">432</a>
|
| <a class="jxr_linenumber" name="433" href="#433">433</a> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">ServerPortMap</a> spm = serverPortMap.get(hostName);
|
| <a class="jxr_linenumber" name="434" href="#434">434</a> <strong class="jxr_keyword">if</strong> (spm == <strong class="jxr_keyword">null</strong>)
|
| <a class="jxr_linenumber" name="435" href="#435">435</a> spm = <strong class="jxr_keyword">new</strong> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">ServerPortMap</a>();
|
| <a class="jxr_linenumber" name="436" href="#436">436</a> spm.add(instance, childCount);
|
| <a class="jxr_linenumber" name="437" href="#437">437</a> serverPortMap.put(hostName, spm);
|
| <a class="jxr_linenumber" name="438" href="#438">438</a> }
|
| <a class="jxr_linenumber" name="439" href="#439">439</a>
|
| <a class="jxr_linenumber" name="440" href="#440">440</a> StringBuilder sb = <strong class="jxr_keyword">new</strong> StringBuilder();
|
| <a class="jxr_linenumber" name="441" href="#441">441</a> <strong class="jxr_keyword">for</strong> (Map.Entry<String, ServerPortMap> entry : serverPortMap.entrySet()) {
|
| <a class="jxr_linenumber" name="442" href="#442">442</a> LOG.debug((<span class="jxr_string">"Key = "</span> + entry.getKey() + <span class="jxr_string">", Value = "</span> + entry
|
| <a class="jxr_linenumber" name="443" href="#443">443</a> .getValue()));
|
| <a class="jxr_linenumber" name="444" href="#444">444</a> sb.append(entry.getValue());
|
| <a class="jxr_linenumber" name="445" href="#445">445</a> sb.append(<span class="jxr_string">":"</span>);
|
| <a class="jxr_linenumber" name="446" href="#446">446</a> }
|
| <a class="jxr_linenumber" name="447" href="#447">447</a>
|
| <a class="jxr_linenumber" name="448" href="#448">448</a> LOG.debug(<span class="jxr_string">"Setting "</span> + parentZnode
|
| <a class="jxr_linenumber" name="449" href="#449">449</a> + Constants.DEFAULT_ZOOKEEPER_ZNODE_SERVERS_REGISTERED
|
| <a class="jxr_linenumber" name="450" href="#450">450</a> + <span class="jxr_string">" data ["</span> + sb.toString() + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="451" href="#451">451</a> byte[] data = Bytes.toBytes(sb.toString());
|
| <a class="jxr_linenumber" name="452" href="#452">452</a> zkc.setData(parentZnode
|
| <a class="jxr_linenumber" name="453" href="#453">453</a> + Constants.DEFAULT_ZOOKEEPER_ZNODE_SERVERS_REGISTERED, data,
|
| <a class="jxr_linenumber" name="454" href="#454">454</a> -1);
|
| <a class="jxr_linenumber" name="455" href="#455">455</a> }
|
| <a class="jxr_linenumber" name="456" href="#456">456</a>
|
| <a class="jxr_linenumber" name="457" href="#457">457</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">synchronized</strong> <strong class="jxr_keyword">void</strong> getZkRunning() <strong class="jxr_keyword">throws</strong> Exception {
|
| <a class="jxr_linenumber" name="458" href="#458">458</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="459" href="#459">459</a> LOG.debug(<span class="jxr_string">"Reading "</span> + parentZnode
|
| <a class="jxr_linenumber" name="460" href="#460">460</a> + Constants.DEFAULT_ZOOKEEPER_ZNODE_SERVERS_RUNNING);
|
| <a class="jxr_linenumber" name="461" href="#461">461</a> List<String> children = getChildren(parentZnode
|
| <a class="jxr_linenumber" name="462" href="#462">462</a> + Constants.DEFAULT_ZOOKEEPER_ZNODE_SERVERS_RUNNING,
|
| <a class="jxr_linenumber" name="463" href="#463">463</a> <strong class="jxr_keyword">new</strong> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">RunningWatcher</a>());
|
| <a class="jxr_linenumber" name="464" href="#464">464</a>
|
| <a class="jxr_linenumber" name="465" href="#465">465</a> <strong class="jxr_keyword">if</strong> (!children.isEmpty()) {
|
| <a class="jxr_linenumber" name="466" href="#466">466</a> <strong class="jxr_keyword">for</strong> (String child : children) {
|
| <a class="jxr_linenumber" name="467" href="#467">467</a> <em class="jxr_comment">// If stop-dcs.sh is executed and DCS_MANAGES_ZK then zookeeper</em>
|
| <a class="jxr_linenumber" name="468" href="#468">468</a> <em class="jxr_comment">// is stopped abruptly.</em>
|
| <a class="jxr_linenumber" name="469" href="#469">469</a> <em class="jxr_comment">// Second scenario is when ZooKeeper fails for some reason</em>
|
| <a class="jxr_linenumber" name="470" href="#470">470</a> <em class="jxr_comment">// regardless of whether DCS</em>
|
| <a class="jxr_linenumber" name="471" href="#471">471</a> <em class="jxr_comment">// manages it. When either happens the DcsServer running znodes</em>
|
| <a class="jxr_linenumber" name="472" href="#472">472</a> <em class="jxr_comment">// still exist in ZooKeeper</em>
|
| <a class="jxr_linenumber" name="473" href="#473">473</a> <em class="jxr_comment">// and we see them at next startup. When they eventually timeout</em>
|
| <a class="jxr_linenumber" name="474" href="#474">474</a> <em class="jxr_comment">// we get node deleted events for a server that no longer</em>
|
| <a class="jxr_linenumber" name="475" href="#475">475</a> <em class="jxr_comment">// exists. So, only recognize</em>
|
| <a class="jxr_linenumber" name="476" href="#476">476</a> <em class="jxr_comment">// DcsServer running znodes that have timestamps after last</em>
|
| <a class="jxr_linenumber" name="477" href="#477">477</a> <em class="jxr_comment">// DcsMaster startup.</em>
|
| <a class="jxr_linenumber" name="478" href="#478">478</a> Scanner scn = <strong class="jxr_keyword">new</strong> Scanner(child);
|
| <a class="jxr_linenumber" name="479" href="#479">479</a> scn.useDelimiter(<span class="jxr_string">":"</span>);
|
| <a class="jxr_linenumber" name="480" href="#480">480</a> String hostName = scn.next();
|
| <a class="jxr_linenumber" name="481" href="#481">481</a> String instance = scn.next();
|
| <a class="jxr_linenumber" name="482" href="#482">482</a> <strong class="jxr_keyword">int</strong> infoPort = Integer.parseInt(scn.next());
|
| <a class="jxr_linenumber" name="483" href="#483">483</a> <strong class="jxr_keyword">long</strong> serverStartTimestamp = Long.parseLong(scn.next());
|
| <a class="jxr_linenumber" name="484" href="#484">484</a> scn.close();
|
| <a class="jxr_linenumber" name="485" href="#485">485</a>
|
| <a class="jxr_linenumber" name="486" href="#486">486</a> <em class="jxr_comment">// If we are DcsMaster follower that is taking over from failed</em>
|
| <a class="jxr_linenumber" name="487" href="#487">487</a> <em class="jxr_comment">// one then ignore timestamp issues described above.</em>
|
| <a class="jxr_linenumber" name="488" href="#488">488</a> <em class="jxr_comment">// See MasterLeaderElection.elect()</em>
|
| <a class="jxr_linenumber" name="489" href="#489">489</a> <strong class="jxr_keyword">if</strong> (master.isFollower() == false) {
|
| <a class="jxr_linenumber" name="490" href="#490">490</a> <strong class="jxr_keyword">if</strong> (serverStartTimestamp < startupTimestamp)
|
| <a class="jxr_linenumber" name="491" href="#491">491</a> <strong class="jxr_keyword">continue</strong>;
|
| <a class="jxr_linenumber" name="492" href="#492">492</a> }
|
| <a class="jxr_linenumber" name="493" href="#493">493</a>
|
| <a class="jxr_linenumber" name="494" href="#494">494</a> <strong class="jxr_keyword">if</strong> (!runningServers.contains(child)) {
|
| <a class="jxr_linenumber" name="495" href="#495">495</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="496" href="#496">496</a> LOG.debug(<span class="jxr_string">"Watching running ["</span> + child + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="497" href="#497">497</a> zkc.exists(parentZnode
|
| <a class="jxr_linenumber" name="498" href="#498">498</a> + Constants.DEFAULT_ZOOKEEPER_ZNODE_SERVERS_RUNNING
|
| <a class="jxr_linenumber" name="499" href="#499">499</a> + <span class="jxr_string">"/"</span> + child, <strong class="jxr_keyword">new</strong> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">RunningWatcher</a>());
|
| <a class="jxr_linenumber" name="500" href="#500">500</a> runningServers.add(child);
|
| <a class="jxr_linenumber" name="501" href="#501">501</a> }
|
| <a class="jxr_linenumber" name="502" href="#502">502</a> }
|
| <a class="jxr_linenumber" name="503" href="#503">503</a> metrics.setTotalRunning(runningServers.size());
|
| <a class="jxr_linenumber" name="504" href="#504">504</a> } <strong class="jxr_keyword">else</strong> {
|
| <a class="jxr_linenumber" name="505" href="#505">505</a> metrics.setTotalRunning(0);
|
| <a class="jxr_linenumber" name="506" href="#506">506</a> }
|
| <a class="jxr_linenumber" name="507" href="#507">507</a> }
|
| <a class="jxr_linenumber" name="508" href="#508">508</a>
|
| <a class="jxr_linenumber" name="509" href="#509">509</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">synchronized</strong> <strong class="jxr_keyword">void</strong> restartServer(String znodePath) <strong class="jxr_keyword">throws</strong> Exception {
|
| <a class="jxr_linenumber" name="510" href="#510">510</a> String child = znodePath.replace(parentZnode
|
| <a class="jxr_linenumber" name="511" href="#511">511</a> + Constants.DEFAULT_ZOOKEEPER_ZNODE_SERVERS_RUNNING + <span class="jxr_string">"/"</span>, <span class="jxr_string">""</span>);
|
| <a class="jxr_linenumber" name="512" href="#512">512</a> Scanner scn = <strong class="jxr_keyword">new</strong> Scanner(child);
|
| <a class="jxr_linenumber" name="513" href="#513">513</a> scn.useDelimiter(<span class="jxr_string">":"</span>);
|
| <a class="jxr_linenumber" name="514" href="#514">514</a> String hostName = scn.next();
|
| <a class="jxr_linenumber" name="515" href="#515">515</a> String instance = scn.next();
|
| <a class="jxr_linenumber" name="516" href="#516">516</a> <strong class="jxr_keyword">int</strong> infoPort = Integer.parseInt(scn.next());
|
| <a class="jxr_linenumber" name="517" href="#517">517</a> <strong class="jxr_keyword">long</strong> serverStartTimestamp = Long.parseLong(scn.next());
|
| <a class="jxr_linenumber" name="518" href="#518">518</a> scn.close();
|
| <a class="jxr_linenumber" name="519" href="#519">519</a>
|
| <a class="jxr_linenumber" name="520" href="#520">520</a> <strong class="jxr_keyword">if</strong> (LOG.isErrorEnabled())
|
| <a class="jxr_linenumber" name="521" href="#521">521</a> LOG.error(<span class="jxr_string">"DcsServer ["</span> + hostName + <span class="jxr_string">":"</span> + instance + <span class="jxr_string">"] failed."</span>);
|
| <a class="jxr_linenumber" name="522" href="#522">522</a>
|
| <a class="jxr_linenumber" name="523" href="#523">523</a> <strong class="jxr_keyword">if</strong> (runningServers.contains(child)) {
|
| <a class="jxr_linenumber" name="524" href="#524">524</a> LOG.debug(<span class="jxr_string">"Found ["</span> + child
|
| <a class="jxr_linenumber" name="525" href="#525">525</a> + <span class="jxr_string">"], deleting from running servers list"</span>);
|
| <a class="jxr_linenumber" name="526" href="#526">526</a> runningServers.remove(child);
|
| <a class="jxr_linenumber" name="527" href="#527">527</a> metrics.setTotalRunning(runningServers.size());
|
| <a class="jxr_linenumber" name="528" href="#528">528</a> }
|
| <a class="jxr_linenumber" name="529" href="#529">529</a>
|
| <a class="jxr_linenumber" name="530" href="#530">530</a> <em class="jxr_comment">// Extract the server count for the restarting instance</em>
|
| <a class="jxr_linenumber" name="531" href="#531">531</a> <strong class="jxr_keyword">int</strong> count = 1;
|
| <a class="jxr_linenumber" name="532" href="#532">532</a> <strong class="jxr_keyword">boolean</strong> found = false;
|
| <a class="jxr_linenumber" name="533" href="#533">533</a> <strong class="jxr_keyword">for</strong> (String aServer : configuredServers) {
|
| <a class="jxr_linenumber" name="534" href="#534">534</a> scn = <strong class="jxr_keyword">new</strong> Scanner(aServer);
|
| <a class="jxr_linenumber" name="535" href="#535">535</a> scn.useDelimiter(<span class="jxr_string">":"</span>);
|
| <a class="jxr_linenumber" name="536" href="#536">536</a> String srvrHostName = scn.next();
|
| <a class="jxr_linenumber" name="537" href="#537">537</a> String srvrInstance = scn.next();
|
| <a class="jxr_linenumber" name="538" href="#538">538</a> <strong class="jxr_keyword">int</strong> srvrCount = <strong class="jxr_keyword">new</strong> Integer(scn.next()).intValue();
|
| <a class="jxr_linenumber" name="539" href="#539">539</a> scn.close();
|
| <a class="jxr_linenumber" name="540" href="#540">540</a> <strong class="jxr_keyword">if</strong> (srvrHostName.equals(hostName) && srvrInstance.equals(instance)) {
|
| <a class="jxr_linenumber" name="541" href="#541">541</a> LOG.debug(<span class="jxr_string">"Found ["</span> + srvrHostName + <span class="jxr_string">":"</span> + srvrInstance + <span class="jxr_string">":"</span>
|
| <a class="jxr_linenumber" name="542" href="#542">542</a> + srvrCount + <span class="jxr_string">"] in configured servers"</span>);
|
| <a class="jxr_linenumber" name="543" href="#543">543</a> found = <strong class="jxr_keyword">true</strong>;
|
| <a class="jxr_linenumber" name="544" href="#544">544</a> <strong class="jxr_keyword">if</strong> (srvrCount > 0)
|
| <a class="jxr_linenumber" name="545" href="#545">545</a> count = srvrCount;
|
| <a class="jxr_linenumber" name="546" href="#546">546</a> <strong class="jxr_keyword">break</strong>;
|
| <a class="jxr_linenumber" name="547" href="#547">547</a> }
|
| <a class="jxr_linenumber" name="548" href="#548">548</a> }
|
| <a class="jxr_linenumber" name="549" href="#549">549</a>
|
| <a class="jxr_linenumber" name="550" href="#550">550</a> <em class="jxr_comment">// For local-servers.sh don't restart anything that's not in the servers</em>
|
| <a class="jxr_linenumber" name="551" href="#551">551</a> <em class="jxr_comment">// file</em>
|
| <a class="jxr_linenumber" name="552" href="#552">552</a> <strong class="jxr_keyword">if</strong> (!found) {
|
| <a class="jxr_linenumber" name="553" href="#553">553</a> LOG.info(<span class="jxr_string">"DcsServer ["</span> + hostName + <span class="jxr_string">":"</span> + instance
|
| <a class="jxr_linenumber" name="554" href="#554">554</a> + <span class="jxr_string">"] not in servers file. Not restarting"</span>);
|
| <a class="jxr_linenumber" name="555" href="#555">555</a> <strong class="jxr_keyword">return</strong>;
|
| <a class="jxr_linenumber" name="556" href="#556">556</a> }
|
| <a class="jxr_linenumber" name="557" href="#557">557</a>
|
| <a class="jxr_linenumber" name="558" href="#558">558</a> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">RestartHandler</a> handler = <strong class="jxr_keyword">new</strong> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">RestartHandler</a>(child, count);
|
| <a class="jxr_linenumber" name="559" href="#559">559</a> restartQueue.add(handler);
|
| <a class="jxr_linenumber" name="560" href="#560">560</a>
|
| <a class="jxr_linenumber" name="561" href="#561">561</a> }
|
| <a class="jxr_linenumber" name="562" href="#562">562</a>
|
| <a class="jxr_linenumber" name="563" href="#563">563</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">synchronized</strong> <strong class="jxr_keyword">void</strong> getZkRegistered() <strong class="jxr_keyword">throws</strong> Exception {
|
| <a class="jxr_linenumber" name="564" href="#564">564</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="565" href="#565">565</a> LOG.debug(<span class="jxr_string">"Reading "</span> + parentZnode
|
| <a class="jxr_linenumber" name="566" href="#566">566</a> + Constants.DEFAULT_ZOOKEEPER_ZNODE_SERVERS_REGISTERED);
|
| <a class="jxr_linenumber" name="567" href="#567">567</a> List<String> children = getChildren(parentZnode
|
| <a class="jxr_linenumber" name="568" href="#568">568</a> + Constants.DEFAULT_ZOOKEEPER_ZNODE_SERVERS_REGISTERED,
|
| <a class="jxr_linenumber" name="569" href="#569">569</a> <strong class="jxr_keyword">new</strong> <a href="../../../../org/trafodion/dcs/master/ServerManager.html">RegisteredWatcher</a>());
|
| <a class="jxr_linenumber" name="570" href="#570">570</a>
|
| <a class="jxr_linenumber" name="571" href="#571">571</a> <strong class="jxr_keyword">if</strong> (!children.isEmpty()) {
|
| <a class="jxr_linenumber" name="572" href="#572">572</a> registeredServers.clear();
|
| <a class="jxr_linenumber" name="573" href="#573">573</a> <strong class="jxr_keyword">for</strong> (String child : children) {
|
| <a class="jxr_linenumber" name="574" href="#574">574</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="575" href="#575">575</a> LOG.debug(<span class="jxr_string">"Registered ["</span> + child + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="576" href="#576">576</a> registeredServers.add(child);
|
| <a class="jxr_linenumber" name="577" href="#577">577</a> }
|
| <a class="jxr_linenumber" name="578" href="#578">578</a> metrics.setTotalRegistered(registeredServers.size());
|
| <a class="jxr_linenumber" name="579" href="#579">579</a> } <strong class="jxr_keyword">else</strong> {
|
| <a class="jxr_linenumber" name="580" href="#580">580</a> metrics.setTotalRegistered(0);
|
| <a class="jxr_linenumber" name="581" href="#581">581</a> }
|
| <a class="jxr_linenumber" name="582" href="#582">582</a> }
|
| <a class="jxr_linenumber" name="583" href="#583">583</a>
|
| <a class="jxr_linenumber" name="584" href="#584">584</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">synchronized</strong> List<RunningServer> getServersList() {
|
| <a class="jxr_linenumber" name="585" href="#585">585</a> ArrayList<RunningServer> serverList = <strong class="jxr_keyword">new</strong> ArrayList<RunningServer>();
|
| <a class="jxr_linenumber" name="586" href="#586">586</a> Stat stat = <strong class="jxr_keyword">null</strong>;
|
| <a class="jxr_linenumber" name="587" href="#587">587</a> byte[] data = <strong class="jxr_keyword">null</strong>;
|
| <a class="jxr_linenumber" name="588" href="#588">588</a>
|
| <a class="jxr_linenumber" name="589" href="#589">589</a> <strong class="jxr_keyword">int</strong> totalAvailable = 0;
|
| <a class="jxr_linenumber" name="590" href="#590">590</a> <strong class="jxr_keyword">int</strong> totalConnecting = 0;
|
| <a class="jxr_linenumber" name="591" href="#591">591</a> <strong class="jxr_keyword">int</strong> totalConnected = 0;
|
| <a class="jxr_linenumber" name="592" href="#592">592</a>
|
| <a class="jxr_linenumber" name="593" href="#593">593</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="594" href="#594">594</a> LOG.debug(<span class="jxr_string">"Begin getServersList()"</span>);
|
| <a class="jxr_linenumber" name="595" href="#595">595</a>
|
| <a class="jxr_linenumber" name="596" href="#596">596</a> <strong class="jxr_keyword">if</strong> (!runningServers.isEmpty()) {
|
| <a class="jxr_linenumber" name="597" href="#597">597</a> <strong class="jxr_keyword">for</strong> (String aRunningServer : runningServers) {
|
| <a class="jxr_linenumber" name="598" href="#598">598</a> <a href="../../../../org/trafodion/dcs/master/RunningServer.html">RunningServer</a> runningServer = <strong class="jxr_keyword">new</strong> <a href="../../../../org/trafodion/dcs/master/RunningServer.html">RunningServer</a>();
|
| <a class="jxr_linenumber" name="599" href="#599">599</a> Scanner scn = <strong class="jxr_keyword">new</strong> Scanner(aRunningServer);
|
| <a class="jxr_linenumber" name="600" href="#600">600</a> scn.useDelimiter(<span class="jxr_string">":"</span>);
|
| <a class="jxr_linenumber" name="601" href="#601">601</a> runningServer.setHostname(scn.next());
|
| <a class="jxr_linenumber" name="602" href="#602">602</a> runningServer.setInstance(scn.next());
|
| <a class="jxr_linenumber" name="603" href="#603">603</a> runningServer.setInfoPort(Integer.parseInt(scn.next()));
|
| <a class="jxr_linenumber" name="604" href="#604">604</a> runningServer.setStartTime(Long.parseLong(scn.next()));
|
| <a class="jxr_linenumber" name="605" href="#605">605</a> scn.close();
|
| <a class="jxr_linenumber" name="606" href="#606">606</a>
|
| <a class="jxr_linenumber" name="607" href="#607">607</a> <strong class="jxr_keyword">if</strong> (!registeredServers.isEmpty()) {
|
| <a class="jxr_linenumber" name="608" href="#608">608</a> <strong class="jxr_keyword">for</strong> (String aRegisteredServer : registeredServers) {
|
| <a class="jxr_linenumber" name="609" href="#609">609</a> <strong class="jxr_keyword">if</strong> (aRegisteredServer.contains(runningServer
|
| <a class="jxr_linenumber" name="610" href="#610">610</a> .getHostname()
|
| <a class="jxr_linenumber" name="611" href="#611">611</a> + <span class="jxr_string">":"</span>
|
| <a class="jxr_linenumber" name="612" href="#612">612</a> + runningServer.getInstance() + <span class="jxr_string">":"</span>)) {
|
| <a class="jxr_linenumber" name="613" href="#613">613</a> <strong class="jxr_keyword">try</strong> {
|
| <a class="jxr_linenumber" name="614" href="#614">614</a> <a href="../../../../org/trafodion/dcs/master/RegisteredServer.html">RegisteredServer</a> registeredServer = <strong class="jxr_keyword">new</strong> <a href="../../../../org/trafodion/dcs/master/RegisteredServer.html">RegisteredServer</a>();
|
| <a class="jxr_linenumber" name="615" href="#615">615</a> stat = zkc
|
| <a class="jxr_linenumber" name="616" href="#616">616</a> .exists(parentZnode
|
| <a class="jxr_linenumber" name="617" href="#617">617</a> + Constants.DEFAULT_ZOOKEEPER_ZNODE_SERVERS_REGISTERED
|
| <a class="jxr_linenumber" name="618" href="#618">618</a> + <span class="jxr_string">"/"</span> + aRegisteredServer,
|
| <a class="jxr_linenumber" name="619" href="#619">619</a> false);
|
| <a class="jxr_linenumber" name="620" href="#620">620</a> <strong class="jxr_keyword">if</strong> (stat != <strong class="jxr_keyword">null</strong>) {
|
| <a class="jxr_linenumber" name="621" href="#621">621</a> data = zkc
|
| <a class="jxr_linenumber" name="622" href="#622">622</a> .getData(
|
| <a class="jxr_linenumber" name="623" href="#623">623</a> parentZnode
|
| <a class="jxr_linenumber" name="624" href="#624">624</a> + Constants.DEFAULT_ZOOKEEPER_ZNODE_SERVERS_REGISTERED
|
| <a class="jxr_linenumber" name="625" href="#625">625</a> + <span class="jxr_string">"/"</span>
|
| <a class="jxr_linenumber" name="626" href="#626">626</a> + aRegisteredServer,
|
| <a class="jxr_linenumber" name="627" href="#627">627</a> false, stat);
|
| <a class="jxr_linenumber" name="628" href="#628">628</a> scn = <strong class="jxr_keyword">new</strong> Scanner(<strong class="jxr_keyword">new</strong> String(data));
|
| <a class="jxr_linenumber" name="629" href="#629">629</a> scn.useDelimiter(<span class="jxr_string">":"</span>);
|
| <a class="jxr_linenumber" name="630" href="#630">630</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="631" href="#631">631</a> LOG.debug(<span class="jxr_string">"getDataRegistered ["</span>
|
| <a class="jxr_linenumber" name="632" href="#632">632</a> + <strong class="jxr_keyword">new</strong> String(data) + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="633" href="#633">633</a> registeredServer.setState(scn.next());
|
| <a class="jxr_linenumber" name="634" href="#634">634</a> String state = registeredServer.getState();
|
| <a class="jxr_linenumber" name="635" href="#635">635</a> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"AVAILABLE"</span>))
|
| <a class="jxr_linenumber" name="636" href="#636">636</a> totalAvailable += 1;
|
| <a class="jxr_linenumber" name="637" href="#637">637</a> <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"CONNECTING"</span>))
|
| <a class="jxr_linenumber" name="638" href="#638">638</a> totalConnecting += 1;
|
| <a class="jxr_linenumber" name="639" href="#639">639</a> <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"CONNECTED"</span>))
|
| <a class="jxr_linenumber" name="640" href="#640">640</a> totalConnected += 1;
|
| <a class="jxr_linenumber" name="641" href="#641">641</a> registeredServer.setTimestamp(Long
|
| <a class="jxr_linenumber" name="642" href="#642">642</a> .parseLong(scn.next()));
|
| <a class="jxr_linenumber" name="643" href="#643">643</a> registeredServer.setDialogueId(scn.next());
|
| <a class="jxr_linenumber" name="644" href="#644">644</a> registeredServer.setNid(scn.next());
|
| <a class="jxr_linenumber" name="645" href="#645">645</a> registeredServer.setPid(scn.next());
|
| <a class="jxr_linenumber" name="646" href="#646">646</a> registeredServer.setProcessName(scn.next());
|
| <a class="jxr_linenumber" name="647" href="#647">647</a> registeredServer.setIpAddress(scn.next());
|
| <a class="jxr_linenumber" name="648" href="#648">648</a> registeredServer.setPort(scn.next());
|
| <a class="jxr_linenumber" name="649" href="#649">649</a> registeredServer.setClientName(scn.next());
|
| <a class="jxr_linenumber" name="650" href="#650">650</a> registeredServer.setClientIpAddress(scn
|
| <a class="jxr_linenumber" name="651" href="#651">651</a> .next());
|
| <a class="jxr_linenumber" name="652" href="#652">652</a> registeredServer.setClientPort(scn.next());
|
| <a class="jxr_linenumber" name="653" href="#653">653</a> registeredServer.setClientAppl(scn.next());
|
| <a class="jxr_linenumber" name="654" href="#654">654</a> registeredServer.setIsRegistered();
|
| <a class="jxr_linenumber" name="655" href="#655">655</a> scn.close();
|
| <a class="jxr_linenumber" name="656" href="#656">656</a> runningServer.getRegistered().add(
|
| <a class="jxr_linenumber" name="657" href="#657">657</a> registeredServer);
|
| <a class="jxr_linenumber" name="658" href="#658">658</a> }
|
| <a class="jxr_linenumber" name="659" href="#659">659</a> } <strong class="jxr_keyword">catch</strong> (Exception e) {
|
| <a class="jxr_linenumber" name="660" href="#660">660</a> e.printStackTrace();
|
| <a class="jxr_linenumber" name="661" href="#661">661</a> <strong class="jxr_keyword">if</strong> (LOG.isErrorEnabled())
|
| <a class="jxr_linenumber" name="662" href="#662">662</a> LOG.error(<span class="jxr_string">"Exception: "</span> + e.getMessage());
|
| <a class="jxr_linenumber" name="663" href="#663">663</a> }
|
| <a class="jxr_linenumber" name="664" href="#664">664</a> }
|
| <a class="jxr_linenumber" name="665" href="#665">665</a> }
|
| <a class="jxr_linenumber" name="666" href="#666">666</a> }
|
| <a class="jxr_linenumber" name="667" href="#667">667</a>
|
| <a class="jxr_linenumber" name="668" href="#668">668</a> serverList.add(runningServer);
|
| <a class="jxr_linenumber" name="669" href="#669">669</a> }
|
| <a class="jxr_linenumber" name="670" href="#670">670</a> }
|
| <a class="jxr_linenumber" name="671" href="#671">671</a>
|
| <a class="jxr_linenumber" name="672" href="#672">672</a> metrics.setTotalAvailable(totalAvailable);
|
| <a class="jxr_linenumber" name="673" href="#673">673</a> metrics.setTotalConnecting(totalConnecting);
|
| <a class="jxr_linenumber" name="674" href="#674">674</a> metrics.setTotalConnected(totalConnected);
|
| <a class="jxr_linenumber" name="675" href="#675">675</a>
|
| <a class="jxr_linenumber" name="676" href="#676">676</a> Collections.sort(serverList, <strong class="jxr_keyword">new</strong> Comparator<RunningServer>() {
|
| <a class="jxr_linenumber" name="677" href="#677">677</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> compare(<a href="../../../../org/trafodion/dcs/master/RunningServer.html">RunningServer</a> s1, <a href="../../../../org/trafodion/dcs/master/RunningServer.html">RunningServer</a> s2) {
|
| <a class="jxr_linenumber" name="678" href="#678">678</a> <strong class="jxr_keyword">if</strong> (s1.getInstanceIntValue() == s2.getInstanceIntValue())
|
| <a class="jxr_linenumber" name="679" href="#679">679</a> <strong class="jxr_keyword">return</strong> 0;
|
| <a class="jxr_linenumber" name="680" href="#680">680</a> <strong class="jxr_keyword">return</strong> s1.getInstanceIntValue() < s2.getInstanceIntValue() ? -1
|
| <a class="jxr_linenumber" name="681" href="#681">681</a> : 1;
|
| <a class="jxr_linenumber" name="682" href="#682">682</a> }
|
| <a class="jxr_linenumber" name="683" href="#683">683</a> });
|
| <a class="jxr_linenumber" name="684" href="#684">684</a>
|
| <a class="jxr_linenumber" name="685" href="#685">685</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="686" href="#686">686</a> LOG.debug(<span class="jxr_string">"End getServersList()"</span>);
|
| <a class="jxr_linenumber" name="687" href="#687">687</a>
|
| <a class="jxr_linenumber" name="688" href="#688">688</a> <strong class="jxr_keyword">return</strong> serverList;
|
| <a class="jxr_linenumber" name="689" href="#689">689</a> }
|
| <a class="jxr_linenumber" name="690" href="#690">690</a>
|
| <a class="jxr_linenumber" name="691" href="#691">691</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">synchronized</strong> List<ServerItem> getServerItemList() {
|
| <a class="jxr_linenumber" name="692" href="#692">692</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="693" href="#693">693</a> LOG.debug(<span class="jxr_string">"Begin getServerItemList()"</span>);
|
| <a class="jxr_linenumber" name="694" href="#694">694</a>
|
| <a class="jxr_linenumber" name="695" href="#695">695</a> serverItemList.clear();
|
| <a class="jxr_linenumber" name="696" href="#696">696</a>
|
| <a class="jxr_linenumber" name="697" href="#697">697</a> <strong class="jxr_keyword">for</strong> (RunningServer aRunningServer : <strong class="jxr_keyword">this</strong>.getServersList()) {
|
| <a class="jxr_linenumber" name="698" href="#698">698</a> <strong class="jxr_keyword">for</strong> (RegisteredServer aRegisteredServer : aRunningServer
|
| <a class="jxr_linenumber" name="699" href="#699">699</a> .getRegistered()) {
|
| <a class="jxr_linenumber" name="700" href="#700">700</a> <a href="../../../../org/trafodion/dcs/master/ServerItem.html">ServerItem</a> serverItem = <strong class="jxr_keyword">new</strong> <a href="../../../../org/trafodion/dcs/master/ServerItem.html">ServerItem</a>();
|
| <a class="jxr_linenumber" name="701" href="#701">701</a> serverItem.setHostname(aRunningServer.getHostname());
|
| <a class="jxr_linenumber" name="702" href="#702">702</a> serverItem.setinfoPort(aRunningServer.getInfoPort() + <span class="jxr_string">""</span>);
|
| <a class="jxr_linenumber" name="703" href="#703">703</a> serverItem.setInstance(aRunningServer.getInstance());
|
| <a class="jxr_linenumber" name="704" href="#704">704</a> serverItem.setStartTime(aRunningServer.getStartTimeAsDate());
|
| <a class="jxr_linenumber" name="705" href="#705">705</a> serverItem.setIsRegistered(aRegisteredServer.getIsRegistered());
|
| <a class="jxr_linenumber" name="706" href="#706">706</a> serverItem.setState(aRegisteredServer.getState());
|
| <a class="jxr_linenumber" name="707" href="#707">707</a> serverItem.setNid(aRegisteredServer.getNid());
|
| <a class="jxr_linenumber" name="708" href="#708">708</a> serverItem.setPid(aRegisteredServer.getPid());
|
| <a class="jxr_linenumber" name="709" href="#709">709</a> serverItem.setProcessName(aRegisteredServer.getProcessName());
|
| <a class="jxr_linenumber" name="710" href="#710">710</a> serverItem.setIpAddress(aRegisteredServer.getIpAddress());
|
| <a class="jxr_linenumber" name="711" href="#711">711</a> serverItem.setPort(aRegisteredServer.getPort());
|
| <a class="jxr_linenumber" name="712" href="#712">712</a> serverItem.setClientName(aRegisteredServer.getClientName());
|
| <a class="jxr_linenumber" name="713" href="#713">713</a> serverItem.setClientAppl(aRegisteredServer.getClientAppl());
|
| <a class="jxr_linenumber" name="714" href="#714">714</a> serverItem.setClientIpAddress(aRegisteredServer
|
| <a class="jxr_linenumber" name="715" href="#715">715</a> .getClientIpAddress());
|
| <a class="jxr_linenumber" name="716" href="#716">716</a> serverItem.setClientPort(aRegisteredServer.getClientPort());
|
| <a class="jxr_linenumber" name="717" href="#717">717</a> serverItemList.add(serverItem);
|
| <a class="jxr_linenumber" name="718" href="#718">718</a> }
|
| <a class="jxr_linenumber" name="719" href="#719">719</a> }
|
| <a class="jxr_linenumber" name="720" href="#720">720</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="721" href="#721">721</a> LOG.debug(<span class="jxr_string">"End getServerItemList()"</span>);
|
| <a class="jxr_linenumber" name="722" href="#722">722</a> <strong class="jxr_keyword">return</strong> serverItemList;
|
| <a class="jxr_linenumber" name="723" href="#723">723</a> }
|
| <a class="jxr_linenumber" name="724" href="#724">724</a>
|
| <a class="jxr_linenumber" name="725" href="#725">725</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">synchronized</strong> List<JSONObject> getRepositoryItemList(String command) {
|
| <a class="jxr_linenumber" name="726" href="#726">726</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="727" href="#727">727</a> LOG.debug(<span class="jxr_string">"Begin getRepositoryItemList()"</span>);
|
| <a class="jxr_linenumber" name="728" href="#728">728</a>
|
| <a class="jxr_linenumber" name="729" href="#729">729</a> JSONArray reposList = <strong class="jxr_keyword">null</strong>;
|
| <a class="jxr_linenumber" name="730" href="#730">730</a> reposList = getRepositoryListT4Driver(command);
|
| <a class="jxr_linenumber" name="731" href="#731">731</a> List<JSONObject> objList = <strong class="jxr_keyword">new</strong> ArrayList<JSONObject>();
|
| <a class="jxr_linenumber" name="732" href="#732">732</a>
|
| <a class="jxr_linenumber" name="733" href="#733">733</a> <strong class="jxr_keyword">if</strong> (reposList != <strong class="jxr_keyword">null</strong>) {
|
| <a class="jxr_linenumber" name="734" href="#734">734</a> <strong class="jxr_keyword">try</strong> {
|
| <a class="jxr_linenumber" name="735" href="#735">735</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i < reposList.length(); i++) {
|
| <a class="jxr_linenumber" name="736" href="#736">736</a> objList.add(reposList.getJSONObject(i));
|
| <a class="jxr_linenumber" name="737" href="#737">737</a> }
|
| <a class="jxr_linenumber" name="738" href="#738">738</a> } <strong class="jxr_keyword">catch</strong> (Exception e) {
|
| <a class="jxr_linenumber" name="739" href="#739">739</a> e.printStackTrace();
|
| <a class="jxr_linenumber" name="740" href="#740">740</a> <strong class="jxr_keyword">if</strong> (LOG.isErrorEnabled())
|
| <a class="jxr_linenumber" name="741" href="#741">741</a> LOG.error(e.getMessage());
|
| <a class="jxr_linenumber" name="742" href="#742">742</a> }
|
| <a class="jxr_linenumber" name="743" href="#743">743</a> }
|
| <a class="jxr_linenumber" name="744" href="#744">744</a>
|
| <a class="jxr_linenumber" name="745" href="#745">745</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="746" href="#746">746</a> LOG.debug(<span class="jxr_string">"End getRepositoryItemList()"</span>);
|
| <a class="jxr_linenumber" name="747" href="#747">747</a>
|
| <a class="jxr_linenumber" name="748" href="#748">748</a> <strong class="jxr_keyword">return</strong> objList;
|
| <a class="jxr_linenumber" name="749" href="#749">749</a> }
|
| <a class="jxr_linenumber" name="750" href="#750">750</a>
|
| <a class="jxr_linenumber" name="751" href="#751">751</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">synchronized</strong> JSONArray getRepositoryListT4Driver(String command) {
|
| <a class="jxr_linenumber" name="752" href="#752">752</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="753" href="#753">753</a> LOG.debug(<span class="jxr_string">"Begin getRepositoryListT4Driver()"</span>);
|
| <a class="jxr_linenumber" name="754" href="#754">754</a>
|
| <a class="jxr_linenumber" name="755" href="#755">755</a> JSONArray reposList = <strong class="jxr_keyword">null</strong>;
|
| <a class="jxr_linenumber" name="756" href="#756">756</a>
|
| <a class="jxr_linenumber" name="757" href="#757">757</a> StringBuilder sb = <strong class="jxr_keyword">new</strong> StringBuilder();
|
| <a class="jxr_linenumber" name="758" href="#758">758</a> <strong class="jxr_keyword">if</strong> (command.equals(Constants.TRAFODION_REPOS_METRIC_SESSION_TABLE)) {
|
| <a class="jxr_linenumber" name="759" href="#759">759</a> sb.append(conf
|
| <a class="jxr_linenumber" name="760" href="#760">760</a> .get(Constants.TRAFODION_REPOS_METRIC_SESSION_TABLE_QUERY,
|
| <a class="jxr_linenumber" name="761" href="#761">761</a> Constants.DEFAULT_TRAFODION_REPOS_METRIC_SESSION_TABLE_QUERY));
|
| <a class="jxr_linenumber" name="762" href="#762">762</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (command.equals(Constants.TRAFODION_REPOS_METRIC_QUERY_TABLE)) {
|
| <a class="jxr_linenumber" name="763" href="#763">763</a> sb.append(conf.get(
|
| <a class="jxr_linenumber" name="764" href="#764">764</a> Constants.TRAFODION_REPOS_METRIC_QUERY_TABLE_QUERY,
|
| <a class="jxr_linenumber" name="765" href="#765">765</a> Constants.DEFAULT_TRAFODION_REPOS_METRIC_QUERY_TABLE_QUERY));
|
| <a class="jxr_linenumber" name="766" href="#766">766</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (command
|
| <a class="jxr_linenumber" name="767" href="#767">767</a> .equals(Constants.TRAFODION_REPOS_METRIC_QUERY_AGGR_TABLE)) {
|
| <a class="jxr_linenumber" name="768" href="#768">768</a> sb.append(conf
|
| <a class="jxr_linenumber" name="769" href="#769">769</a> .get(Constants.TRAFODION_REPOS_METRIC_QUERY_AGGR_TABLE_QUERY,
|
| <a class="jxr_linenumber" name="770" href="#770">770</a> Constants.DEFAULT_TRAFODION_REPOS_METRIC_QUERY_AGGR_TABLE_QUERY));
|
| <a class="jxr_linenumber" name="771" href="#771">771</a> } <strong class="jxr_keyword">else</strong>
|
| <a class="jxr_linenumber" name="772" href="#772">772</a> sb.append(command);
|
| <a class="jxr_linenumber" name="773" href="#773">773</a>
|
| <a class="jxr_linenumber" name="774" href="#774">774</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="775" href="#775">775</a> LOG.debug(<span class="jxr_string">"command ["</span> + sb.toString() + <span class="jxr_string">"]"</span>);
|
| <a class="jxr_linenumber" name="776" href="#776">776</a> <em class="jxr_comment">// reposList = jdbcT4Util.executeQuery(sb.toString());</em>
|
| <a class="jxr_linenumber" name="777" href="#777">777</a>
|
| <a class="jxr_linenumber" name="778" href="#778">778</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
|
| <a class="jxr_linenumber" name="779" href="#779">779</a> LOG.debug(<span class="jxr_string">"End getRepositoryListT4Driver()"</span>);
|
| <a class="jxr_linenumber" name="780" href="#780">780</a>
|
| <a class="jxr_linenumber" name="781" href="#781">781</a> <strong class="jxr_keyword">return</strong> reposList;
|
| <a class="jxr_linenumber" name="782" href="#782">782</a> }
|
| <a class="jxr_linenumber" name="783" href="#783">783</a>
|
| <a class="jxr_linenumber" name="784" href="#784">784</a> <strong class="jxr_keyword">public</strong> String getZKParentZnode() {
|
| <a class="jxr_linenumber" name="785" href="#785">785</a> <strong class="jxr_keyword">return</strong> parentZnode;
|
| <a class="jxr_linenumber" name="786" href="#786">786</a> }
|
| <a class="jxr_linenumber" name="787" href="#787">787</a>
|
| <a class="jxr_linenumber" name="788" href="#788">788</a> <strong class="jxr_keyword">public</strong> <a href="../../../../org/trafodion/dcs/zookeeper/ZkClient.html">ZkClient</a> getZkClient() {
|
| <a class="jxr_linenumber" name="789" href="#789">789</a> <strong class="jxr_keyword">return</strong> zkc;
|
| <a class="jxr_linenumber" name="790" href="#790">790</a> }
|
| <a class="jxr_linenumber" name="791" href="#791">791</a>
|
| <a class="jxr_linenumber" name="792" href="#792">792</a> <strong class="jxr_keyword">public</strong> <a href="../../../../org/trafodion/dcs/util/JdbcT4Util.html">JdbcT4Util</a> getJdbcT4Util() {
|
| <a class="jxr_linenumber" name="793" href="#793">793</a> <strong class="jxr_keyword">return</strong> jdbcT4Util;
|
| <a class="jxr_linenumber" name="794" href="#794">794</a> }
|
| <a class="jxr_linenumber" name="795" href="#795">795</a> }
|
| </pre> |
| <hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body> |
| </html> |
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|
