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| <div id="overview"><a href="../../../../../../apidocs/org/trafodion/dcs/servermt/serverHandler/ServerHandler.html">View Javadoc</a></div><pre> |
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| <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.servermt.serverHandler; |
| <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.io.*; |
| <a class="jxr_linenumber" name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> java.nio.*; |
| <a class="jxr_linenumber" name="27" href="#27">27</a> <strong class="jxr_keyword">import</strong> java.nio.channels.*; |
| <a class="jxr_linenumber" name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> java.nio.channels.spi.*; |
| <a class="jxr_linenumber" name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> java.net.*; |
| <a class="jxr_linenumber" name="30" href="#30">30</a> <strong class="jxr_keyword">import</strong> java.util.*; |
| <a class="jxr_linenumber" name="31" href="#31">31</a> <strong class="jxr_keyword">import</strong> java.util.LinkedList; |
| <a class="jxr_linenumber" name="32" href="#32">32</a> <strong class="jxr_keyword">import</strong> java.util.List; |
| <a class="jxr_linenumber" name="33" href="#33">33</a> <strong class="jxr_keyword">import</strong> java.util.HashMap; |
| <a class="jxr_linenumber" name="34" href="#34">34</a> |
| <a class="jxr_linenumber" name="35" href="#35">35</a> <strong class="jxr_keyword">import</strong> java.net.InetAddress; |
| <a class="jxr_linenumber" name="36" href="#36">36</a> <strong class="jxr_keyword">import</strong> java.io.IOException; |
| <a class="jxr_linenumber" name="37" href="#37">37</a> <strong class="jxr_keyword">import</strong> java.util.List; |
| <a class="jxr_linenumber" name="38" href="#38">38</a> <strong class="jxr_keyword">import</strong> java.util.ArrayList; |
| <a class="jxr_linenumber" name="39" href="#39">39</a> <strong class="jxr_keyword">import</strong> java.util.StringTokenizer; |
| <a class="jxr_linenumber" name="40" href="#40">40</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.Callable; |
| <a class="jxr_linenumber" name="41" href="#41">41</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.Executors; |
| <a class="jxr_linenumber" name="42" href="#42">42</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.ExecutorService; |
| <a class="jxr_linenumber" name="43" href="#43">43</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.ExecutorCompletionService; |
| <a class="jxr_linenumber" name="44" href="#44">44</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.CompletionService; |
| <a class="jxr_linenumber" name="45" href="#45">45</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.Future; |
| <a class="jxr_linenumber" name="46" href="#46">46</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.ExecutionException; |
| <a class="jxr_linenumber" name="47" href="#47">47</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.ConcurrentHashMap; |
| <a class="jxr_linenumber" name="48" href="#48">48</a> <strong class="jxr_keyword">import</strong> java.util.Date; |
| <a class="jxr_linenumber" name="49" href="#49">49</a> <strong class="jxr_keyword">import</strong> java.util.Scanner; |
| <a class="jxr_linenumber" name="50" href="#50">50</a> <strong class="jxr_keyword">import</strong> java.text.DateFormat; |
| <a class="jxr_linenumber" name="51" href="#51">51</a> |
| <a class="jxr_linenumber" name="52" href="#52">52</a> <strong class="jxr_keyword">import</strong> org.apache.commons.logging.Log; |
| <a class="jxr_linenumber" name="53" href="#53">53</a> <strong class="jxr_keyword">import</strong> org.apache.commons.logging.LogFactory; |
| <a class="jxr_linenumber" name="54" href="#54">54</a> |
| <a class="jxr_linenumber" name="55" href="#55">55</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.conf.Configuration; |
| <a class="jxr_linenumber" name="56" href="#56">56</a> |
| <a class="jxr_linenumber" name="57" href="#57">57</a> <strong class="jxr_keyword">import</strong> org.apache.zookeeper.CreateMode; |
| <a class="jxr_linenumber" name="58" href="#58">58</a> <strong class="jxr_keyword">import</strong> org.apache.zookeeper.ZooDefs; |
| <a class="jxr_linenumber" name="59" href="#59">59</a> <strong class="jxr_keyword">import</strong> org.apache.zookeeper.data.Stat; |
| <a class="jxr_linenumber" name="60" href="#60">60</a> <strong class="jxr_keyword">import</strong> org.apache.zookeeper.Watcher; |
| <a class="jxr_linenumber" name="61" href="#61">61</a> <strong class="jxr_keyword">import</strong> org.apache.zookeeper.WatchedEvent; |
| <a class="jxr_linenumber" name="62" href="#62">62</a> <strong class="jxr_keyword">import</strong> org.apache.zookeeper.KeeperException; |
| <a class="jxr_linenumber" name="63" href="#63">63</a> |
| <a class="jxr_linenumber" name="64" href="#64">64</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.Constants; |
| <a class="jxr_linenumber" name="65" href="#65">65</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.util.Bytes; |
| <a class="jxr_linenumber" name="66" href="#66">66</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.util.DcsConfiguration; |
| <a class="jxr_linenumber" name="67" href="#67">67</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.util.DcsNetworkConfiguration; |
| <a class="jxr_linenumber" name="68" href="#68">68</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.util.RetryCounterFactory; |
| <a class="jxr_linenumber" name="69" href="#69">69</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.util.RetryCounter; |
| <a class="jxr_linenumber" name="70" href="#70">70</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.zookeeper.ZkClient; |
| <a class="jxr_linenumber" name="71" href="#71">71</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.util.*; |
| <a class="jxr_linenumber" name="72" href="#72">72</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.servermt.*; |
| <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">final</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/trafodion/dcs/servermt/serverHandler/ServerHandler.html">ServerHandler</a> <strong class="jxr_keyword">implements</strong> Callable { |
| <a class="jxr_linenumber" name="75" href="#75">75</a> |
| <a class="jxr_linenumber" name="76" href="#76">76</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Log LOG = LogFactory.getLog(ServerHandler.<strong class="jxr_keyword">class</strong>); |
| <a class="jxr_linenumber" name="77" href="#77">77</a> <strong class="jxr_keyword">private</strong> ServerSocketChannel server=<strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="78" href="#78">78</a> <strong class="jxr_keyword">private</strong> Selector selector=<strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="79" href="#79">79</a> <strong class="jxr_keyword">private</strong> Configuration conf; |
| <a class="jxr_linenumber" name="80" href="#80">80</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../org/trafodion/dcs/zookeeper/ZkClient.html">ZkClient</a> zkc; |
| <a class="jxr_linenumber" name="81" href="#81">81</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> userProgEnabled; |
| <a class="jxr_linenumber" name="82" href="#82">82</a> <strong class="jxr_keyword">private</strong> String userProgHome; |
| <a class="jxr_linenumber" name="83" href="#83">83</a> <strong class="jxr_keyword">private</strong> String userProgCommand; |
| <a class="jxr_linenumber" name="84" href="#84">84</a> <strong class="jxr_keyword">private</strong> String masterHostName; |
| <a class="jxr_linenumber" name="85" href="#85">85</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">long</strong> masterStartTime; |
| <a class="jxr_linenumber" name="86" href="#86">86</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../org/trafodion/dcs/util/DcsNetworkConfiguration.html">DcsNetworkConfiguration</a> netConf; |
| <a class="jxr_linenumber" name="87" href="#87">87</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> requestTimeout; |
| <a class="jxr_linenumber" name="88" href="#88">88</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> connectingTimeout; |
| <a class="jxr_linenumber" name="89" href="#89">89</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> selectorTimeout; |
| <a class="jxr_linenumber" name="90" href="#90">90</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> zkSessionTimeout; |
| <a class="jxr_linenumber" name="91" href="#91">91</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> userProgExitAfterDisconnect; |
| <a class="jxr_linenumber" name="92" href="#92">92</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> infoPort; |
| <a class="jxr_linenumber" name="93" href="#93">93</a> <strong class="jxr_keyword">private</strong> SelectionKey serverkey; |
| <a class="jxr_linenumber" name="94" href="#94">94</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../org/trafodion/dcs/servermt/serverHandler/ServerWorker.html">ServerWorker</a> worker=<strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="95" href="#95">95</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../org/trafodion/dcs/servermt/ServerUtils.html">ServerUtils</a> utils = <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="96" href="#96">96</a> |
| <a class="jxr_linenumber" name="97" href="#97">97</a> <strong class="jxr_keyword">public</strong> String parentZnode; |
| <a class="jxr_linenumber" name="98" href="#98">98</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> fport; |
| <a class="jxr_linenumber" name="99" href="#99">99</a> <strong class="jxr_keyword">public</strong> String hostName; |
| <a class="jxr_linenumber" name="100" href="#100">100</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> instance; |
| <a class="jxr_linenumber" name="101" href="#101">101</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> serverThread; |
| <a class="jxr_linenumber" name="102" href="#102">102</a> <strong class="jxr_keyword">public</strong> String serverName; |
| <a class="jxr_linenumber" name="103" href="#103">103</a> <strong class="jxr_keyword">public</strong> String extHostAddress; |
| <a class="jxr_linenumber" name="104" href="#104">104</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> serverState= ServerConstants.SERVER_STATE_INIT; |
| <a class="jxr_linenumber" name="105" href="#105">105</a> |
| <a class="jxr_linenumber" name="106" href="#106">106</a> <strong class="jxr_keyword">public</strong> byte[] cert; |
| <a class="jxr_linenumber" name="107" href="#107">107</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../org/trafodion/dcs/util/RetryCounterFactory.html">RetryCounterFactory</a> retryCounterFactory; |
| <a class="jxr_linenumber" name="108" href="#108">108</a> |
| <a class="jxr_linenumber" name="109" href="#109">109</a> <strong class="jxr_keyword">private</strong> List<PendingRequest> pendingChanges = <strong class="jxr_keyword">new</strong> LinkedList<PendingRequest>(); <em class="jxr_comment">//list of PendingRequests instances</em> |
| <a class="jxr_linenumber" name="110" href="#110">110</a> <strong class="jxr_keyword">private</strong> ConcurrentHashMap<SelectionKey, Long> timeouts = <strong class="jxr_keyword">new</strong> ConcurrentHashMap<SelectionKey, Long>(); <em class="jxr_comment">// hash map of timeouts</em> |
| <a class="jxr_linenumber" name="111" href="#111">111</a> |
| <a class="jxr_linenumber" name="112" href="#112">112</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/trafodion/dcs/servermt/serverHandler/ServerHandler.html">ServerHandler</a>(Configuration conf,ZkClient zkc, <a href="../../../../../org/trafodion/dcs/util/DcsNetworkConfiguration.html">DcsNetworkConfiguration</a> netConf, |
| <a class="jxr_linenumber" name="113" href="#113">113</a> <strong class="jxr_keyword">int</strong> instance,<strong class="jxr_keyword">int</strong> infoPort, String masterHostName, <a href="../../../../../org/trafodion/dcs/util/RetryCounterFactory.html">RetryCounterFactory</a> retryCounterFactory, <strong class="jxr_keyword">int</strong> assignedPort, byte[] cert, <strong class="jxr_keyword">int</strong> serverThread) <strong class="jxr_keyword">throws</strong> Exception { |
| <a class="jxr_linenumber" name="114" href="#114">114</a> <strong class="jxr_keyword">this</strong>.conf = conf; |
| <a class="jxr_linenumber" name="115" href="#115">115</a> <strong class="jxr_keyword">this</strong>.zkc = zkc; |
| <a class="jxr_linenumber" name="116" href="#116">116</a> <strong class="jxr_keyword">this</strong>.netConf = netConf; |
| <a class="jxr_linenumber" name="117" href="#117">117</a> <strong class="jxr_keyword">this</strong>.hostName = netConf.getHostName(); |
| <a class="jxr_linenumber" name="118" href="#118">118</a> <strong class="jxr_keyword">this</strong>.extHostAddress = netConf.getExtHostAddress(); |
| <a class="jxr_linenumber" name="119" href="#119">119</a> <strong class="jxr_keyword">this</strong>.requestTimeout = conf.getInt(Constants.DCS_SERVER_LISTENER_REQUEST_TIMEOUT,Constants.DEFAULT_SERVER_LISTENER_REQUEST_TIMEOUT); |
| <a class="jxr_linenumber" name="120" href="#120">120</a> <strong class="jxr_keyword">this</strong>.connectingTimeout = conf.getInt(Constants.DCS_SERVER_USER_PROGRAM_CONNECTING_TIMEOUT,Constants.DEFAULT_DCS_SERVER_USER_PROGRAM_CONNECTING_TIMEOUT) * 1000; |
| <a class="jxr_linenumber" name="121" href="#121">121</a> <strong class="jxr_keyword">this</strong>.selectorTimeout = conf.getInt(Constants.DCS_SERVER_LISTENER_SELECTOR_TIMEOUT,Constants.DEFAULT_SERVER_LISTENER_SELECTOR_TIMEOUT); |
| <a class="jxr_linenumber" name="122" href="#122">122</a> <strong class="jxr_keyword">this</strong>.instance = instance; |
| <a class="jxr_linenumber" name="123" href="#123">123</a> <strong class="jxr_keyword">this</strong>.infoPort = infoPort; |
| <a class="jxr_linenumber" name="124" href="#124">124</a> <strong class="jxr_keyword">this</strong>.masterHostName = masterHostName; |
| <a class="jxr_linenumber" name="125" href="#125">125</a> <strong class="jxr_keyword">this</strong>.retryCounterFactory = retryCounterFactory; |
| <a class="jxr_linenumber" name="126" href="#126">126</a> <strong class="jxr_keyword">this</strong>.fport = assignedPort; |
| <a class="jxr_linenumber" name="127" href="#127">127</a> <strong class="jxr_keyword">this</strong>.cert = cert; |
| <a class="jxr_linenumber" name="128" href="#128">128</a> <strong class="jxr_keyword">this</strong>.serverThread = serverThread; |
| <a class="jxr_linenumber" name="129" href="#129">129</a> <strong class="jxr_keyword">this</strong>.parentZnode = <strong class="jxr_keyword">this</strong>.conf.get(Constants.ZOOKEEPER_ZNODE_PARENT,Constants.DEFAULT_ZOOKEEPER_ZNODE_PARENT); |
| <a class="jxr_linenumber" name="130" href="#130">130</a> <strong class="jxr_keyword">this</strong>.zkSessionTimeout = <strong class="jxr_keyword">this</strong>.conf.getInt(Constants.DCS_SERVER_USER_PROGRAM_ZOOKEEPER_SESSION_TIMEOUT,Constants.DEFAULT_DCS_SERVER_USER_PROGRAM_ZOOKEEPER_SESSION_TIMEOUT); |
| <a class="jxr_linenumber" name="131" href="#131">131</a> <strong class="jxr_keyword">this</strong>.userProgExitAfterDisconnect = <strong class="jxr_keyword">this</strong>.conf.getInt(Constants.DCS_SERVER_USER_PROGRAM_EXIT_AFTER_DISCONNECT,Constants.DEFAULT_DCS_SERVER_USER_PROGRAM_EXIT_AFTER_DISCONNECT); |
| <a class="jxr_linenumber" name="132" href="#132">132</a> |
| <a class="jxr_linenumber" name="133" href="#133">133</a> init(); |
| <a class="jxr_linenumber" name="134" href="#134">134</a> } |
| <a class="jxr_linenumber" name="135" href="#135">135</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> init(){ |
| <a class="jxr_linenumber" name="136" href="#136">136</a> serverName = ServerConstants.SERVER_NAME + <span class="jxr_string">"_"</span> + instance + <span class="jxr_string">"_"</span> + serverThread; |
| <a class="jxr_linenumber" name="137" href="#137">137</a> utils = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/trafodion/dcs/servermt/ServerUtils.html">ServerUtils</a>(<strong class="jxr_keyword">this</strong>, zkc); |
| <a class="jxr_linenumber" name="138" href="#138">138</a> |
| <a class="jxr_linenumber" name="139" href="#139">139</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="140" href="#140">140</a> worker = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/trafodion/dcs/servermt/serverHandler/ServerWorker.html">ServerWorker</a>(zkc, instance, serverThread, serverName, cert); |
| <a class="jxr_linenumber" name="141" href="#141">141</a> worker.start(); |
| <a class="jxr_linenumber" name="142" href="#142">142</a> } <strong class="jxr_keyword">catch</strong> (Exception e) { |
| <a class="jxr_linenumber" name="143" href="#143">143</a> e.printStackTrace(); |
| <a class="jxr_linenumber" name="144" href="#144">144</a> LOG.error(e); |
| <a class="jxr_linenumber" name="145" href="#145">145</a> } |
| <a class="jxr_linenumber" name="146" href="#146">146</a> } |
| <a class="jxr_linenumber" name="147" href="#147">147</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> send(<a href="../../../../../org/trafodion/dcs/servermt/serverHandler/PendingRequest.html">PendingRequest</a> preq) { |
| <a class="jxr_linenumber" name="148" href="#148">148</a> <strong class="jxr_keyword">synchronized</strong> (<strong class="jxr_keyword">this</strong>.pendingChanges) { |
| <a class="jxr_linenumber" name="149" href="#149">149</a> <strong class="jxr_keyword">this</strong>.pendingChanges.add(preq); |
| <a class="jxr_linenumber" name="150" href="#150">150</a> } |
| <a class="jxr_linenumber" name="151" href="#151">151</a> <strong class="jxr_keyword">this</strong>.selector.wakeup(); |
| <a class="jxr_linenumber" name="152" href="#152">152</a> } |
| <a class="jxr_linenumber" name="153" href="#153">153</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setConnectingTimeout(){ |
| <a class="jxr_linenumber" name="154" href="#154">154</a> timeouts.put(serverkey, System.currentTimeMillis()); |
| <a class="jxr_linenumber" name="155" href="#155">155</a> <strong class="jxr_keyword">this</strong>.selector.wakeup(); |
| <a class="jxr_linenumber" name="156" href="#156">156</a> } |
| <a class="jxr_linenumber" name="157" href="#157">157</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> getConnectingTimeout(){ |
| <a class="jxr_linenumber" name="158" href="#158">158</a> <strong class="jxr_keyword">return</strong> connectingTimeout; |
| <a class="jxr_linenumber" name="159" href="#159">159</a> } |
| <a class="jxr_linenumber" name="160" href="#160">160</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> setSelectorTimeout(){ |
| <a class="jxr_linenumber" name="161" href="#161">161</a> <strong class="jxr_keyword">if</strong> (false == timeouts.isEmpty()){ |
| <a class="jxr_linenumber" name="162" href="#162">162</a> <strong class="jxr_keyword">return</strong> selectorTimeout; |
| <a class="jxr_linenumber" name="163" href="#163">163</a> } |
| <a class="jxr_linenumber" name="164" href="#164">164</a> <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="165" href="#165">165</a> <strong class="jxr_keyword">return</strong> 0; |
| <a class="jxr_linenumber" name="166" href="#166">166</a> } |
| <a class="jxr_linenumber" name="167" href="#167">167</a> } |
| <a class="jxr_linenumber" name="168" href="#168">168</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> closeClientConnection(SelectionKey key){ |
| <a class="jxr_linenumber" name="169" href="#169">169</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="170" href="#170">170</a> <a href="../../../../../org/trafodion/dcs/servermt/serverHandler/ClientData.html">ClientData</a> clientData = (ClientData) key.attachment(); |
| <a class="jxr_linenumber" name="171" href="#171">171</a> <strong class="jxr_keyword">if</strong> (clientData.getTrafConnection() != <strong class="jxr_keyword">null</strong>) |
| <a class="jxr_linenumber" name="172" href="#172">172</a> <strong class="jxr_keyword">this</strong>.worker.closeTrafConnection(key); |
| <a class="jxr_linenumber" name="173" href="#173">173</a> SocketChannel client = (SocketChannel)key.channel(); |
| <a class="jxr_linenumber" name="174" href="#174">174</a> client.close(); |
| <a class="jxr_linenumber" name="175" href="#175">175</a> clientData.bbHeader = <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="176" href="#176">176</a> clientData.bbBody = <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="177" href="#177">177</a> clientData.hdr = <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="178" href="#178">178</a> clientData.clientSocketAddress = <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="179" href="#179">179</a> key.attach(<strong class="jxr_keyword">null</strong>); |
| <a class="jxr_linenumber" name="180" href="#180">180</a> key.cancel(); |
| <a class="jxr_linenumber" name="181" href="#181">181</a> } <strong class="jxr_keyword">catch</strong> (IOException e) {} |
| <a class="jxr_linenumber" name="182" href="#182">182</a> } |
| <a class="jxr_linenumber" name="183" href="#183">183</a> @Override |
| <a class="jxr_linenumber" name="184" href="#184">184</a> <strong class="jxr_keyword">public</strong> Integer call() <strong class="jxr_keyword">throws</strong> Exception { |
| <a class="jxr_linenumber" name="185" href="#185">185</a> Integer result = <strong class="jxr_keyword">new</strong> Integer(serverThread); |
| <a class="jxr_linenumber" name="186" href="#186">186</a> |
| <a class="jxr_linenumber" name="187" href="#187">187</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="188" href="#188">188</a> selector = SelectorProvider.provider().openSelector(); |
| <a class="jxr_linenumber" name="189" href="#189">189</a> server = ServerSocketChannel.open(); |
| <a class="jxr_linenumber" name="190" href="#190">190</a> server.configureBlocking(false); |
| <a class="jxr_linenumber" name="191" href="#191">191</a> |
| <a class="jxr_linenumber" name="192" href="#192">192</a> InetSocketAddress isa = <strong class="jxr_keyword">new</strong> InetSocketAddress(hostName, fport); |
| <a class="jxr_linenumber" name="193" href="#193">193</a> <a href="../../../../../org/trafodion/dcs/util/RetryCounter.html">RetryCounter</a> retryCounter = retryCounterFactory.create(); |
| <a class="jxr_linenumber" name="194" href="#194">194</a> |
| <a class="jxr_linenumber" name="195" href="#195">195</a> <strong class="jxr_keyword">while</strong> (<strong class="jxr_keyword">true</strong>) { |
| <a class="jxr_linenumber" name="196" href="#196">196</a> |
| <a class="jxr_linenumber" name="197" href="#197">197</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="198" href="#198">198</a> server.socket().bind(isa); |
| <a class="jxr_linenumber" name="199" href="#199">199</a> LOG.info(serverName + <span class="jxr_string">". Bound to port : ["</span> + fport + <span class="jxr_string">"]"</span>); |
| <a class="jxr_linenumber" name="200" href="#200">200</a> <strong class="jxr_keyword">break</strong>; |
| <a class="jxr_linenumber" name="201" href="#201">201</a> } <strong class="jxr_keyword">catch</strong> (IOException e){ |
| <a class="jxr_linenumber" name="202" href="#202">202</a> LOG.error(serverName + <span class="jxr_string">". PORT_IN_USE: ["</span> + fport + <span class="jxr_string">"] "</span> + e); |
| <a class="jxr_linenumber" name="203" href="#203">203</a> utils.updateServerState(ServerConstants.SERVER_STATE_PORTINUSE); |
| <a class="jxr_linenumber" name="204" href="#204">204</a> } <strong class="jxr_keyword">catch</strong> (IllegalArgumentException e) { |
| <a class="jxr_linenumber" name="205" href="#205">205</a> LOG.error(serverName + <span class="jxr_string">". IllegalArgumentException: "</span> + e); |
| <a class="jxr_linenumber" name="206" href="#206">206</a> System.exit(1); |
| <a class="jxr_linenumber" name="207" href="#207">207</a> } <strong class="jxr_keyword">catch</strong> (SecurityException e) { |
| <a class="jxr_linenumber" name="208" href="#208">208</a> LOG.error(serverName + <span class="jxr_string">". SecurityException: "</span> + e); |
| <a class="jxr_linenumber" name="209" href="#209">209</a> System.exit(1); |
| <a class="jxr_linenumber" name="210" href="#210">210</a> } |
| <a class="jxr_linenumber" name="211" href="#211">211</a> <strong class="jxr_keyword">if</strong> (retryCounter.shouldRetry() == false) |
| <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> retryCounter.sleepUntilNextRetry(); |
| <a class="jxr_linenumber" name="214" href="#214">214</a> retryCounter.useRetry(); |
| <a class="jxr_linenumber" name="215" href="#215">215</a> } |
| <a class="jxr_linenumber" name="216" href="#216">216</a> <strong class="jxr_keyword">if</strong> (server.socket().isBound() == false){ |
| <a class="jxr_linenumber" name="217" href="#217">217</a> LOG.error(serverName + <span class="jxr_string">". Cannot bind to tcpip port ["</span> + fport + <span class="jxr_string">"]"</span>); |
| <a class="jxr_linenumber" name="218" href="#218">218</a> <strong class="jxr_keyword">return</strong> result; |
| <a class="jxr_linenumber" name="219" href="#219">219</a> } |
| <a class="jxr_linenumber" name="220" href="#220">220</a> <em class="jxr_comment">//================= LISTENER ========================================================</em> |
| <a class="jxr_linenumber" name="221" href="#221">221</a> <em class="jxr_comment">// </em> |
| <a class="jxr_linenumber" name="222" href="#222">222</a> serverkey = server.register(selector, SelectionKey.OP_ACCEPT ); |
| <a class="jxr_linenumber" name="223" href="#223">223</a> <strong class="jxr_keyword">int</strong> keysAdded = 0; |
| <a class="jxr_linenumber" name="224" href="#224">224</a> <a href="../../../../../org/trafodion/dcs/servermt/serverHandler/PendingRequest.html">PendingRequest</a> preq = <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="225" href="#225">225</a> <strong class="jxr_keyword">int</strong> request = ServerConstants.REQUST_INIT; |
| <a class="jxr_linenumber" name="226" href="#226">226</a> |
| <a class="jxr_linenumber" name="227" href="#227">227</a> utils.updateServerState(ServerConstants.SERVER_STATE_INIT); |
| <a class="jxr_linenumber" name="228" href="#228">228</a> |
| <a class="jxr_linenumber" name="229" href="#229">229</a> <strong class="jxr_keyword">while</strong>(<strong class="jxr_keyword">true</strong>){ |
| <a class="jxr_linenumber" name="230" href="#230">230</a> <strong class="jxr_keyword">synchronized</strong> (<strong class="jxr_keyword">this</strong>.pendingChanges) { |
| <a class="jxr_linenumber" name="231" href="#231">231</a> Iterator<PendingRequest> changes = <strong class="jxr_keyword">this</strong>.pendingChanges.iterator(); |
| <a class="jxr_linenumber" name="232" href="#232">232</a> <strong class="jxr_keyword">while</strong> (changes.hasNext()) { |
| <a class="jxr_linenumber" name="233" href="#233">233</a> preq = changes.next(); |
| <a class="jxr_linenumber" name="234" href="#234">234</a> SelectionKey key = preq.key; |
| <a class="jxr_linenumber" name="235" href="#235">235</a> <a href="../../../../../org/trafodion/dcs/servermt/serverHandler/ClientData.html">ClientData</a> clientData = (ClientData) key.attachment(); |
| <a class="jxr_linenumber" name="236" href="#236">236</a> request = clientData.getRequest(); |
| <a class="jxr_linenumber" name="237" href="#237">237</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="238" href="#238">238</a> LOG.debug(serverName + <span class="jxr_string">". request :"</span> + ServerUtils.convertRequestToString(request)); |
| <a class="jxr_linenumber" name="239" href="#239">239</a> <strong class="jxr_keyword">switch</strong>(request){ |
| <a class="jxr_linenumber" name="240" href="#240">240</a> <strong class="jxr_keyword">case</strong> ServerConstants.REQUST_WRITE_READ: |
| <a class="jxr_linenumber" name="241" href="#241">241</a> <strong class="jxr_keyword">case</strong> ServerConstants.REQUST_WRITE_CLOSE: |
| <a class="jxr_linenumber" name="242" href="#242">242</a> key.interestOps(key.interestOps() | SelectionKey.OP_WRITE); |
| <a class="jxr_linenumber" name="243" href="#243">243</a> clientData.total_write = 0; |
| <a class="jxr_linenumber" name="244" href="#244">244</a> <strong class="jxr_keyword">break</strong>; |
| <a class="jxr_linenumber" name="245" href="#245">245</a> <strong class="jxr_keyword">case</strong> ServerConstants.REQUST_CLOSE: |
| <a class="jxr_linenumber" name="246" href="#246">246</a> closeClientConnection(key); |
| <a class="jxr_linenumber" name="247" href="#247">247</a> utils.updateServerState(ServerConstants.SERVER_STATE_DISCONNECTED); |
| <a class="jxr_linenumber" name="248" href="#248">248</a> <strong class="jxr_keyword">break</strong>; |
| <a class="jxr_linenumber" name="249" href="#249">249</a> } |
| <a class="jxr_linenumber" name="250" href="#250">250</a> preq.key = <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="251" href="#251">251</a> } |
| <a class="jxr_linenumber" name="252" href="#252">252</a> <strong class="jxr_keyword">this</strong>.pendingChanges.clear(); |
| <a class="jxr_linenumber" name="253" href="#253">253</a> } |
| <a class="jxr_linenumber" name="254" href="#254">254</a> <strong class="jxr_keyword">while</strong>(<strong class="jxr_keyword">true</strong>){ |
| <a class="jxr_linenumber" name="255" href="#255">255</a> <strong class="jxr_keyword">if</strong> ((keysAdded = selector.select(setSelectorTimeout())) > 0) { |
| <a class="jxr_linenumber" name="256" href="#256">256</a> Set<SelectionKey> keys = selector.selectedKeys(); |
| <a class="jxr_linenumber" name="257" href="#257">257</a> Iterator<SelectionKey> i = keys.iterator(); |
| <a class="jxr_linenumber" name="258" href="#258">258</a> |
| <a class="jxr_linenumber" name="259" href="#259">259</a> <strong class="jxr_keyword">while</strong> (i.hasNext()) { |
| <a class="jxr_linenumber" name="260" href="#260">260</a> SelectionKey key = i.next(); |
| <a class="jxr_linenumber" name="261" href="#261">261</a> i.remove(); |
| <a class="jxr_linenumber" name="262" href="#262">262</a> <strong class="jxr_keyword">if</strong> (!key.isValid()) <strong class="jxr_keyword">continue</strong>; |
| <a class="jxr_linenumber" name="263" href="#263">263</a> |
| <a class="jxr_linenumber" name="264" href="#264">264</a> <strong class="jxr_keyword">if</strong> ((key.readyOps() & SelectionKey.OP_ACCEPT) == SelectionKey.OP_ACCEPT) { |
| <a class="jxr_linenumber" name="265" href="#265">265</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="266" href="#266">266</a> LOG.debug(serverName + <span class="jxr_string">". Ready to process ACCEPT"</span>); |
| <a class="jxr_linenumber" name="267" href="#267">267</a> processAccept(key); |
| <a class="jxr_linenumber" name="268" href="#268">268</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> ((key.readyOps() & SelectionKey.OP_READ) == SelectionKey.OP_READ) { |
| <a class="jxr_linenumber" name="269" href="#269">269</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="270" href="#270">270</a> LOG.debug(serverName + <span class="jxr_string">". Ready to process READ"</span>); |
| <a class="jxr_linenumber" name="271" href="#271">271</a> processRead(key); |
| <a class="jxr_linenumber" name="272" href="#272">272</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> ((key.readyOps() & SelectionKey.OP_WRITE) == SelectionKey.OP_WRITE) { |
| <a class="jxr_linenumber" name="273" href="#273">273</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="274" href="#274">274</a> LOG.debug(serverName + <span class="jxr_string">". Ready to process WRITE"</span>); |
| <a class="jxr_linenumber" name="275" href="#275">275</a> processWrite(key); |
| <a class="jxr_linenumber" name="276" href="#276">276</a> } |
| <a class="jxr_linenumber" name="277" href="#277">277</a> } |
| <a class="jxr_linenumber" name="278" href="#278">278</a> } |
| <a class="jxr_linenumber" name="279" href="#279">279</a> <strong class="jxr_keyword">else</strong> |
| <a class="jxr_linenumber" name="280" href="#280">280</a> <strong class="jxr_keyword">break</strong>; |
| <a class="jxr_linenumber" name="281" href="#281">281</a> } |
| <a class="jxr_linenumber" name="282" href="#282">282</a> <strong class="jxr_keyword">if</strong> (false == timeouts.isEmpty()){ |
| <a class="jxr_linenumber" name="283" href="#283">283</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="284" href="#284">284</a> LOG.debug(serverName + <span class="jxr_string">". Timeouts "</span>); |
| <a class="jxr_linenumber" name="285" href="#285">285</a> <strong class="jxr_keyword">long</strong> currentTime = System.currentTimeMillis(); |
| <a class="jxr_linenumber" name="286" href="#286">286</a> Iterator<SelectionKey> i = timeouts.keySet().iterator(); |
| <a class="jxr_linenumber" name="287" href="#287">287</a> <strong class="jxr_keyword">while</strong>(i.hasNext()){ |
| <a class="jxr_linenumber" name="288" href="#288">288</a> SelectionKey key = i.next(); |
| <a class="jxr_linenumber" name="289" href="#289">289</a> <strong class="jxr_keyword">if</strong> (serverkey == key){ |
| <a class="jxr_linenumber" name="290" href="#290">290</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="291" href="#291">291</a> LOG.debug(serverName + <span class="jxr_string">". Checking CONNECTING"</span>); |
| <a class="jxr_linenumber" name="292" href="#292">292</a> <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">true</strong> != utils.checkServerState(ServerConstants.SERVER_STATE_CONNECTING)){ |
| <a class="jxr_linenumber" name="293" href="#293">293</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="294" href="#294">294</a> LOG.debug(serverName + <span class="jxr_string">". Removing CONNECTING timeout - serverState :"</span> + utils.convertStateToString(serverState)); |
| <a class="jxr_linenumber" name="295" href="#295">295</a> i.remove(); |
| <a class="jxr_linenumber" name="296" href="#296">296</a> } |
| <a class="jxr_linenumber" name="297" href="#297">297</a> <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (currentTime - timeouts.get(key) > connectingTimeout){ |
| <a class="jxr_linenumber" name="298" href="#298">298</a> <strong class="jxr_keyword">long</strong> timeout = (currentTime - timeouts.get(key))/1000; |
| <a class="jxr_linenumber" name="299" href="#299">299</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="300" href="#300">300</a> LOG.debug(serverName + <span class="jxr_string">". CONNECTING timeouted["</span> + timeout + <span class="jxr_string">" seconds]"</span>); |
| <a class="jxr_linenumber" name="301" href="#301">301</a> utils.updateServerState(ServerConstants.SERVER_STATE_CONNECTING_TIMEOUTED); |
| <a class="jxr_linenumber" name="302" href="#302">302</a> i.remove(); |
| <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> <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (currentTime - timeouts.get(key) > requestTimeout){ |
| <a class="jxr_linenumber" name="306" href="#306">306</a> <strong class="jxr_keyword">long</strong> timeout = (currentTime - timeouts.get(key))/1000; |
| <a class="jxr_linenumber" name="307" href="#307">307</a> SocketChannel client = (SocketChannel) key.channel(); |
| <a class="jxr_linenumber" name="308" href="#308">308</a> Socket s = client.socket(); |
| <a class="jxr_linenumber" name="309" href="#309">309</a> <strong class="jxr_keyword">if</strong> ((key.interestOps() & SelectionKey.OP_READ) == SelectionKey.OP_READ){ |
| <a class="jxr_linenumber" name="310" href="#310">310</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="311" href="#311">311</a> LOG.debug(serverName + <span class="jxr_string">". Read from client timeouted["</span> + timeout + <span class="jxr_string">" seconds] from: "</span> + s.getRemoteSocketAddress()); |
| <a class="jxr_linenumber" name="312" href="#312">312</a> serverState = ServerConstants.SERVER_STATE_READ_TIMEOUTED; |
| <a class="jxr_linenumber" name="313" href="#313">313</a> } |
| <a class="jxr_linenumber" name="314" href="#314">314</a> <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> ((key.interestOps() & SelectionKey.OP_WRITE) == SelectionKey.OP_WRITE) { |
| <a class="jxr_linenumber" name="315" href="#315">315</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="316" href="#316">316</a> LOG.debug(serverName + <span class="jxr_string">". Write to client timeouted["</span> + timeout + <span class="jxr_string">" seconds] from: "</span> + s.getRemoteSocketAddress()); |
| <a class="jxr_linenumber" name="317" href="#317">317</a> serverState = ServerConstants.SERVER_STATE_WRITE_TIMEOUTED; |
| <a class="jxr_linenumber" name="318" href="#318">318</a> } |
| <a class="jxr_linenumber" name="319" href="#319">319</a> <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="320" href="#320">320</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="321" href="#321">321</a> LOG.debug(serverName + <span class="jxr_string">". Client timeouted["</span> + timeout + <span class="jxr_string">" seconds] from: "</span> + s.getRemoteSocketAddress()); |
| <a class="jxr_linenumber" name="322" href="#322">322</a> serverState = ServerConstants.SERVER_STATE_CLIENT_TIMEOUTED; |
| <a class="jxr_linenumber" name="323" href="#323">323</a> } |
| <a class="jxr_linenumber" name="324" href="#324">324</a> i.remove(); |
| <a class="jxr_linenumber" name="325" href="#325">325</a> closeClientConnection(key); |
| <a class="jxr_linenumber" name="326" href="#326">326</a> utils.updateServerState(serverState); |
| <a class="jxr_linenumber" name="327" href="#327">327</a> } |
| <a class="jxr_linenumber" name="328" href="#328">328</a> } |
| <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> |
| <a class="jxr_linenumber" name="332" href="#332">332</a> } <strong class="jxr_keyword">catch</strong> (IOException e) { |
| <a class="jxr_linenumber" name="333" href="#333">333</a> LOG.error(serverName + <span class="jxr_string">". IOException :"</span> + e); |
| <a class="jxr_linenumber" name="334" href="#334">334</a> System.exit(1); |
| <a class="jxr_linenumber" name="335" href="#335">335</a> } <strong class="jxr_keyword">finally</strong> { |
| <a class="jxr_linenumber" name="336" href="#336">336</a> <strong class="jxr_keyword">if</strong> (server != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="337" href="#337">337</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="338" href="#338">338</a> server.close(); |
| <a class="jxr_linenumber" name="339" href="#339">339</a> } <strong class="jxr_keyword">catch</strong> (IOException e) { |
| <a class="jxr_linenumber" name="340" href="#340">340</a> e.printStackTrace(); |
| <a class="jxr_linenumber" name="341" href="#341">341</a> } |
| <a class="jxr_linenumber" name="342" href="#342">342</a> } |
| <a class="jxr_linenumber" name="343" href="#343">343</a> } |
| <a class="jxr_linenumber" name="344" href="#344">344</a> <strong class="jxr_keyword">return</strong> result; |
| <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> <strong class="jxr_keyword">void</strong> processAccept(SelectionKey key) { |
| <a class="jxr_linenumber" name="347" href="#347">347</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="348" href="#348">348</a> <strong class="jxr_keyword">if</strong> (false == timeouts.isEmpty() && <strong class="jxr_keyword">true</strong> == timeouts.containsKey(serverkey)){ |
| <a class="jxr_linenumber" name="349" href="#349">349</a> timeouts.remove(serverkey); |
| <a class="jxr_linenumber" name="350" href="#350">350</a> } |
| <a class="jxr_linenumber" name="351" href="#351">351</a> ServerSocketChannel server = (ServerSocketChannel)key.channel(); |
| <a class="jxr_linenumber" name="352" href="#352">352</a> SocketChannel client = server.accept(); |
| <a class="jxr_linenumber" name="353" href="#353">353</a> Socket s = client.socket(); |
| <a class="jxr_linenumber" name="354" href="#354">354</a> <em class="jxr_comment">// Accept the request</em> |
| <a class="jxr_linenumber" name="355" href="#355">355</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="356" href="#356">356</a> LOG.debug(serverName + <span class="jxr_string">". Received an incoming connection from: "</span> + s.getRemoteSocketAddress()); |
| <a class="jxr_linenumber" name="357" href="#357">357</a> client.configureBlocking( false ); |
| <a class="jxr_linenumber" name="358" href="#358">358</a> SelectionKey clientkey = client.register( selector, SelectionKey.OP_READ ); |
| <a class="jxr_linenumber" name="359" href="#359">359</a> <a href="../../../../../org/trafodion/dcs/servermt/serverHandler/ClientData.html">ClientData</a> clientData = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/trafodion/dcs/servermt/serverHandler/ClientData.html">ClientData</a>(s.getRemoteSocketAddress(), utils, conf); |
| <a class="jxr_linenumber" name="360" href="#360">360</a> utils.updateServerState(ServerConstants.SERVER_STATE_CONNECTED); |
| <a class="jxr_linenumber" name="361" href="#361">361</a> clientData.setThreadRegisteredPath(); |
| <a class="jxr_linenumber" name="362" href="#362">362</a> clientData.setThreadRegisteredData(); |
| <a class="jxr_linenumber" name="363" href="#363">363</a> clientkey.attach(clientData); |
| <a class="jxr_linenumber" name="364" href="#364">364</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="365" href="#365">365</a> LOG.debug(serverName + <span class="jxr_string">". Accept processed"</span>); |
| <a class="jxr_linenumber" name="366" href="#366">366</a> } <strong class="jxr_keyword">catch</strong> (IOException ie) { |
| <a class="jxr_linenumber" name="367" href="#367">367</a> LOG.error(serverName + <span class="jxr_string">". Cannot Accept connection: "</span> + ie.getMessage()); |
| <a class="jxr_linenumber" name="368" href="#368">368</a> utils.updateServerState(ServerConstants.SERVER_STATE_CONNECT_REJECTED); |
| <a class="jxr_linenumber" name="369" href="#369">369</a> } |
| <a class="jxr_linenumber" name="370" href="#370">370</a> } |
| <a class="jxr_linenumber" name="371" href="#371">371</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> processRead(SelectionKey key) { |
| <a class="jxr_linenumber" name="372" href="#372">372</a> |
| <a class="jxr_linenumber" name="373" href="#373">373</a> key.interestOps( key.interestOps() ^ SelectionKey.OP_READ); |
| <a class="jxr_linenumber" name="374" href="#374">374</a> |
| <a class="jxr_linenumber" name="375" href="#375">375</a> SocketChannel client = (SocketChannel) key.channel(); |
| <a class="jxr_linenumber" name="376" href="#376">376</a> Socket s = client.socket(); |
| <a class="jxr_linenumber" name="377" href="#377">377</a> <strong class="jxr_keyword">long</strong> readLength=0; |
| <a class="jxr_linenumber" name="378" href="#378">378</a> |
| <a class="jxr_linenumber" name="379" href="#379">379</a> <a href="../../../../../org/trafodion/dcs/servermt/serverHandler/ClientData.html">ClientData</a> clientData = (ClientData) key.attachment(); |
| <a class="jxr_linenumber" name="380" href="#380">380</a> <strong class="jxr_keyword">if</strong> (false == timeouts.isEmpty() ){ |
| <a class="jxr_linenumber" name="381" href="#381">381</a> <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">true</strong> == timeouts.containsKey(key)) |
| <a class="jxr_linenumber" name="382" href="#382">382</a> timeouts.remove(key); |
| <a class="jxr_linenumber" name="383" href="#383">383</a> <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">true</strong> == timeouts.containsKey(serverkey)) |
| <a class="jxr_linenumber" name="384" href="#384">384</a> timeouts.remove(serverkey); |
| <a class="jxr_linenumber" name="385" href="#385">385</a> } |
| <a class="jxr_linenumber" name="386" href="#386">386</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="387" href="#387">387</a> <strong class="jxr_keyword">while</strong> ((readLength = client.read(clientData.bbBuf)) > 0) { |
| <a class="jxr_linenumber" name="388" href="#388">388</a> clientData.total_read += readLength; |
| <a class="jxr_linenumber" name="389" href="#389">389</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="390" href="#390">390</a> LOG.debug(serverName + <span class="jxr_string">". Read readLength "</span> + readLength + <span class="jxr_string">" total "</span> + clientData.total_read); |
| <a class="jxr_linenumber" name="391" href="#391">391</a> } |
| <a class="jxr_linenumber" name="392" href="#392">392</a> <strong class="jxr_keyword">if</strong> (readLength == -1 ){ |
| <a class="jxr_linenumber" name="393" href="#393">393</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(serverName + <span class="jxr_string">". Connection closed by peer on READ"</span>); |
| <a class="jxr_linenumber" name="394" href="#394">394</a> } |
| <a class="jxr_linenumber" name="395" href="#395">395</a> <strong class="jxr_keyword">if</strong> (clientData.total_read < ServerConstants.HEADER_SIZE){ |
| <a class="jxr_linenumber" name="396" href="#396">396</a> key.interestOps(key.interestOps() | SelectionKey.OP_READ); |
| <a class="jxr_linenumber" name="397" href="#397">397</a> key.attach(clientData); |
| <a class="jxr_linenumber" name="398" href="#398">398</a> timeouts.put(key, System.currentTimeMillis()); |
| <a class="jxr_linenumber" name="399" href="#399">399</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="400" href="#400">400</a> LOG.debug(serverName + <span class="jxr_string">". Read length less than HEADER size. Added timeout on READ"</span>); |
| <a class="jxr_linenumber" name="401" href="#401">401</a> <strong class="jxr_keyword">return</strong>; |
| <a class="jxr_linenumber" name="402" href="#402">402</a> } |
| <a class="jxr_linenumber" name="403" href="#403">403</a> <strong class="jxr_keyword">if</strong> (ServerConstants.BUFFER_INIT == clientData.buffer_state){ |
| <a class="jxr_linenumber" name="404" href="#404">404</a> clientData.buffer_state = ServerConstants.HEADER_PROCESSED; |
| <a class="jxr_linenumber" name="405" href="#405">405</a> ByteBuffer bbHeader = clientData.bbBuf[0]; |
| <a class="jxr_linenumber" name="406" href="#406">406</a> bbHeader.flip(); |
| <a class="jxr_linenumber" name="407" href="#407">407</a> clientData.hdr.extractFromByteArray(bbHeader); |
| <a class="jxr_linenumber" name="408" href="#408">408</a> |
| <a class="jxr_linenumber" name="409" href="#409">409</a> <strong class="jxr_keyword">if</strong> (clientData.hdr.getSignature() != ServerConstants.SIGNATURE) |
| <a class="jxr_linenumber" name="410" href="#410">410</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(serverName + <span class="jxr_string">". Wrong signature in read Header : "</span> + clientData.hdr.getSignature()); |
| <a class="jxr_linenumber" name="411" href="#411">411</a> } |
| <a class="jxr_linenumber" name="412" href="#412">412</a> <strong class="jxr_keyword">if</strong> (clientData.total_read < (clientData.hdr.getTotalLength() + ServerConstants.HEADER_SIZE)){ |
| <a class="jxr_linenumber" name="413" href="#413">413</a> |
| <a class="jxr_linenumber" name="414" href="#414">414</a> <strong class="jxr_keyword">int</strong> dataLength = clientData.hdr.getTotalLength(); |
| <a class="jxr_linenumber" name="415" href="#415">415</a> <strong class="jxr_keyword">int</strong> availableBuffer = clientData.bbBody.capacity() - clientData.bbBody.position(); |
| <a class="jxr_linenumber" name="416" href="#416">416</a> |
| <a class="jxr_linenumber" name="417" href="#417">417</a> <strong class="jxr_keyword">if</strong> (clientData.hdr.getTotalLength() > clientData.bbBody.capacity()){ |
| <a class="jxr_linenumber" name="418" href="#418">418</a> clientData.bbBuf[1] = clientData.bbBody = ByteBufferUtils.increaseCapacity(clientData.bbBody, dataLength > ServerConstants.BODY_SIZE ? dataLength : ServerConstants.BODY_SIZE ); |
| <a class="jxr_linenumber" name="419" href="#419">419</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="420" href="#420">420</a> LOG.debug(serverName + <span class="jxr_string">". Total length in Header greater than buffer capacity. Increased buffer capacity ["</span> + clientData.bbBody.capacity() + <span class="jxr_string">"]"</span> ); |
| <a class="jxr_linenumber" name="421" href="#421">421</a> } |
| <a class="jxr_linenumber" name="422" href="#422">422</a> <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="423" href="#423">423</a> timeouts.put(key, System.currentTimeMillis()); |
| <a class="jxr_linenumber" name="424" href="#424">424</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="425" href="#425">425</a> LOG.debug(serverName + <span class="jxr_string">". Total read length less than in HEADER. Added timeout on READ"</span>); |
| <a class="jxr_linenumber" name="426" href="#426">426</a> } |
| <a class="jxr_linenumber" name="427" href="#427">427</a> key.attach(clientData); |
| <a class="jxr_linenumber" name="428" href="#428">428</a> key.interestOps(key.interestOps() | SelectionKey.OP_READ); |
| <a class="jxr_linenumber" name="429" href="#429">429</a> <strong class="jxr_keyword">return</strong>; |
| <a class="jxr_linenumber" name="430" href="#430">430</a> } |
| <a class="jxr_linenumber" name="431" href="#431">431</a> <strong class="jxr_keyword">if</strong> (clientData.total_read > (clientData.hdr.getTotalLength() + ServerConstants.HEADER_SIZE)){ |
| <a class="jxr_linenumber" name="432" href="#432">432</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(serverName + <span class="jxr_string">". Total read length greater than in HEADER. ["</span> + clientData.total_read + <span class="jxr_string">"]/["</span> + (clientData.hdr.getTotalLength() + ServerConstants.HEADER_SIZE) + <span class="jxr_string">"]"</span>); |
| <a class="jxr_linenumber" name="433" href="#433">433</a> } |
| <a class="jxr_linenumber" name="434" href="#434">434</a> |
| <a class="jxr_linenumber" name="435" href="#435">435</a> key.attach(clientData); |
| <a class="jxr_linenumber" name="436" href="#436">436</a> <strong class="jxr_keyword">this</strong>.worker.processData(<strong class="jxr_keyword">this</strong>, key); |
| <a class="jxr_linenumber" name="437" href="#437">437</a> |
| <a class="jxr_linenumber" name="438" href="#438">438</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="439" href="#439">439</a> LOG.debug(serverName + <span class="jxr_string">". Read processed"</span>); |
| <a class="jxr_linenumber" name="440" href="#440">440</a> <strong class="jxr_keyword">return</strong>; |
| <a class="jxr_linenumber" name="441" href="#441">441</a> |
| <a class="jxr_linenumber" name="442" href="#442">442</a> } <strong class="jxr_keyword">catch</strong> (Exception e){ |
| <a class="jxr_linenumber" name="443" href="#443">443</a> LOG.error(serverName + <span class="jxr_string">". Exception: "</span> + e.getMessage()); |
| <a class="jxr_linenumber" name="444" href="#444">444</a> closeClientConnection(key); |
| <a class="jxr_linenumber" name="445" href="#445">445</a> utils.updateServerState(ServerConstants.SERVER_STATE_DISCONNECTED); |
| <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> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> processWrite(SelectionKey key) { |
| <a class="jxr_linenumber" name="449" href="#449">449</a> |
| <a class="jxr_linenumber" name="450" href="#450">450</a> key.interestOps(key.interestOps() ^ SelectionKey.OP_WRITE); |
| <a class="jxr_linenumber" name="451" href="#451">451</a> |
| <a class="jxr_linenumber" name="452" href="#452">452</a> SocketChannel client = (SocketChannel) key.channel(); |
| <a class="jxr_linenumber" name="453" href="#453">453</a> Socket s = client.socket(); |
| <a class="jxr_linenumber" name="454" href="#454">454</a> <strong class="jxr_keyword">long</strong> writeLength=0; |
| <a class="jxr_linenumber" name="455" href="#455">455</a> <a href="../../../../../org/trafodion/dcs/servermt/serverHandler/ClientData.html">ClientData</a> clientData = (ClientData) key.attachment(); |
| <a class="jxr_linenumber" name="456" href="#456">456</a> |
| <a class="jxr_linenumber" name="457" href="#457">457</a> <strong class="jxr_keyword">if</strong> (false == timeouts.isEmpty() ){ |
| <a class="jxr_linenumber" name="458" href="#458">458</a> <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">true</strong> == timeouts.containsKey(key)) |
| <a class="jxr_linenumber" name="459" href="#459">459</a> timeouts.remove(key); |
| <a class="jxr_linenumber" name="460" href="#460">460</a> <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">true</strong> == timeouts.containsKey(serverkey)) |
| <a class="jxr_linenumber" name="461" href="#461">461</a> timeouts.remove(serverkey); |
| <a class="jxr_linenumber" name="462" href="#462">462</a> } |
| <a class="jxr_linenumber" name="463" href="#463">463</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="464" href="#464">464</a> <strong class="jxr_keyword">while</strong> ((writeLength = client.write(clientData.bbBuf)) > 0) { |
| <a class="jxr_linenumber" name="465" href="#465">465</a> clientData.total_write += writeLength; |
| <a class="jxr_linenumber" name="466" href="#466">466</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="467" href="#467">467</a> LOG.debug(serverName + <span class="jxr_string">". Write writeLength "</span> + writeLength + <span class="jxr_string">" total "</span> + clientData.total_write); |
| <a class="jxr_linenumber" name="468" href="#468">468</a> } |
| <a class="jxr_linenumber" name="469" href="#469">469</a> <strong class="jxr_keyword">if</strong> (writeLength == -1 ){ |
| <a class="jxr_linenumber" name="470" href="#470">470</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(serverName + <span class="jxr_string">". Connection closed by peer on WRITE"</span>); |
| <a class="jxr_linenumber" name="471" href="#471">471</a> } |
| <a class="jxr_linenumber" name="472" href="#472">472</a> <strong class="jxr_keyword">if</strong> (clientData.bbBuf[0].hasRemaining() || clientData.bbBuf[1].hasRemaining()){ |
| <a class="jxr_linenumber" name="473" href="#473">473</a> key.attach(clientData); |
| <a class="jxr_linenumber" name="474" href="#474">474</a> timeouts.put(key, System.currentTimeMillis()); |
| <a class="jxr_linenumber" name="475" href="#475">475</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="476" href="#476">476</a> LOG.debug(serverName + <span class="jxr_string">". Write length less than total write length. Added timeout on WRITE"</span>); |
| <a class="jxr_linenumber" name="477" href="#477">477</a> key.interestOps(key.interestOps() | SelectionKey.OP_WRITE); |
| <a class="jxr_linenumber" name="478" href="#478">478</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="479" href="#479">479</a> <strong class="jxr_keyword">if</strong>(LOG.isDebugEnabled()) |
| <a class="jxr_linenumber" name="480" href="#480">480</a> LOG.debug(serverName + <span class="jxr_string">". Write processed"</span>); |
| <a class="jxr_linenumber" name="481" href="#481">481</a> <strong class="jxr_keyword">if</strong> (clientData.request == ServerConstants.REQUST_WRITE_READ){ |
| <a class="jxr_linenumber" name="482" href="#482">482</a> key.interestOps(key.interestOps() | SelectionKey.OP_READ); |
| <a class="jxr_linenumber" name="483" href="#483">483</a> clientData.resetReadData(); |
| <a class="jxr_linenumber" name="484" href="#484">484</a> } |
| <a class="jxr_linenumber" name="485" href="#485">485</a> <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (clientData.request == ServerConstants.REQUST_WRITE_CLOSE){ |
| <a class="jxr_linenumber" name="486" href="#486">486</a> closeClientConnection(key); |
| <a class="jxr_linenumber" name="487" href="#487">487</a> utils.updateServerState(ServerConstants.SERVER_STATE_DISCONNECTED); |
| <a class="jxr_linenumber" name="488" href="#488">488</a> } |
| <a class="jxr_linenumber" name="489" href="#489">489</a> } |
| <a class="jxr_linenumber" name="490" href="#490">490</a> <strong class="jxr_keyword">return</strong>; |
| <a class="jxr_linenumber" name="491" href="#491">491</a> } <strong class="jxr_keyword">catch</strong> (IOException ie){ |
| <a class="jxr_linenumber" name="492" href="#492">492</a> LOG.error(serverName + <span class="jxr_string">". IOException: "</span> + ie.getMessage()); |
| <a class="jxr_linenumber" name="493" href="#493">493</a> closeClientConnection(key); |
| <a class="jxr_linenumber" name="494" href="#494">494</a> utils.updateServerState(ServerConstants.SERVER_STATE_DISCONNECTED); |
| <a class="jxr_linenumber" name="495" href="#495">495</a> } |
| <a class="jxr_linenumber" name="496" href="#496">496</a> } |
| <a class="jxr_linenumber" name="497" href="#497">497</a> } |
| <a class="jxr_linenumber" name="498" href="#498">498</a> |
| <a class="jxr_linenumber" name="499" href="#499">499</a> |
| </pre> |
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