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Posted to commits@hbase.apache.org by st...@apache.org on 2013/04/06 08:06:09 UTC
svn commit: r1465198 [35/41] - in /hbase/hbase.apache.org/trunk: ./ css/
hbase-assembly/ images/ xref-test/ xref-test/org/apache/hadoop/hbase/
xref-test/org/apache/hadoop/hbase/client/
xref-test/org/apache/hadoop/hbase/client/replication/ xref-test/org...
Modified: hbase/hbase.apache.org/trunk/xref/org/apache/hadoop/hbase/rest/RESTServer.html
URL: http://svn.apache.org/viewvc/hbase/hbase.apache.org/trunk/xref/org/apache/hadoop/hbase/rest/RESTServer.html?rev=1465198&r1=1465197&r2=1465198&view=diff
==============================================================================
--- hbase/hbase.apache.org/trunk/xref/org/apache/hadoop/hbase/rest/RESTServer.html (original)
+++ hbase/hbase.apache.org/trunk/xref/org/apache/hadoop/hbase/rest/RESTServer.html Sat Apr 6 06:06:07 2013
@@ -49,160 +49,178 @@
<a class="jxr_linenumber" name="39" href="#39">39</a>
<a class="jxr_linenumber" name="40" href="#40">40</a> <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="41" href="#41">41</a> <strong class="jxr_keyword">import</strong> java.util.ArrayList;
-<a class="jxr_linenumber" name="42" href="#42">42</a>
-<a class="jxr_linenumber" name="43" href="#43">43</a> <strong class="jxr_keyword">import</strong> org.mortbay.jetty.Connector;
-<a class="jxr_linenumber" name="44" href="#44">44</a> <strong class="jxr_keyword">import</strong> org.mortbay.jetty.Server;
-<a class="jxr_linenumber" name="45" href="#45">45</a> <strong class="jxr_keyword">import</strong> org.mortbay.jetty.nio.SelectChannelConnector;
-<a class="jxr_linenumber" name="46" href="#46">46</a> <strong class="jxr_keyword">import</strong> org.mortbay.jetty.servlet.Context;
-<a class="jxr_linenumber" name="47" href="#47">47</a> <strong class="jxr_keyword">import</strong> org.mortbay.jetty.servlet.ServletHolder;
-<a class="jxr_linenumber" name="48" href="#48">48</a> <strong class="jxr_keyword">import</strong> org.mortbay.thread.QueuedThreadPool;
-<a class="jxr_linenumber" name="49" href="#49">49</a>
-<a class="jxr_linenumber" name="50" href="#50">50</a> <strong class="jxr_keyword">import</strong> com.sun.jersey.spi.container.servlet.ServletContainer;
+<a class="jxr_linenumber" name="42" href="#42">42</a> <strong class="jxr_keyword">import</strong> java.util.Map;
+<a class="jxr_linenumber" name="43" href="#43">43</a> <strong class="jxr_keyword">import</strong> java.util.Map.Entry;
+<a class="jxr_linenumber" name="44" href="#44">44</a>
+<a class="jxr_linenumber" name="45" href="#45">45</a> <strong class="jxr_keyword">import</strong> org.mortbay.jetty.Connector;
+<a class="jxr_linenumber" name="46" href="#46">46</a> <strong class="jxr_keyword">import</strong> org.mortbay.jetty.Server;
+<a class="jxr_linenumber" name="47" href="#47">47</a> <strong class="jxr_keyword">import</strong> org.mortbay.jetty.nio.SelectChannelConnector;
+<a class="jxr_linenumber" name="48" href="#48">48</a> <strong class="jxr_keyword">import</strong> org.mortbay.jetty.servlet.Context;
+<a class="jxr_linenumber" name="49" href="#49">49</a> <strong class="jxr_keyword">import</strong> org.mortbay.jetty.servlet.ServletHolder;
+<a class="jxr_linenumber" name="50" href="#50">50</a> <strong class="jxr_keyword">import</strong> org.mortbay.thread.QueuedThreadPool;
<a class="jxr_linenumber" name="51" href="#51">51</a>
-<a class="jxr_linenumber" name="52" href="#52">52</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="53" href="#53">53</a> <em class="jxr_javadoccomment"> * Main class for launching REST gateway as a servlet hosted by Jetty.</em>
-<a class="jxr_linenumber" name="54" href="#54">54</a> <em class="jxr_javadoccomment"> * <p></em>
-<a class="jxr_linenumber" name="55" href="#55">55</a> <em class="jxr_javadoccomment"> * The following options are supported:</em>
-<a class="jxr_linenumber" name="56" href="#56">56</a> <em class="jxr_javadoccomment"> * <ul></em>
-<a class="jxr_linenumber" name="57" href="#57">57</a> <em class="jxr_javadoccomment"> * <li>-p --port : service port</li></em>
-<a class="jxr_linenumber" name="58" href="#58">58</a> <em class="jxr_javadoccomment"> * <li>-ro --readonly : server mode</li></em>
-<a class="jxr_linenumber" name="59" href="#59">59</a> <em class="jxr_javadoccomment"> * </ul></em>
-<a class="jxr_linenumber" name="60" href="#60">60</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="61" href="#61">61</a> @InterfaceAudience.Private
-<a class="jxr_linenumber" name="62" href="#62">62</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/hadoop/hbase/rest/RESTServer.html">RESTServer</a> <strong class="jxr_keyword">implements</strong> <a href="../../../../../org/apache/hadoop/hbase/rest/Constants.html">Constants</a> {
-<a class="jxr_linenumber" name="63" href="#63">63</a>
-<a class="jxr_linenumber" name="64" href="#64">64</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> printUsageAndExit(Options options, <strong class="jxr_keyword">int</strong> exitCode) {
-<a class="jxr_linenumber" name="65" href="#65">65</a> HelpFormatter formatter = <strong class="jxr_keyword">new</strong> HelpFormatter();
-<a class="jxr_linenumber" name="66" href="#66">66</a> formatter.printHelp(<span class="jxr_string">"bin/hbase rest start"</span>, <span class="jxr_string">""</span>, options,
-<a class="jxr_linenumber" name="67" href="#67">67</a> <span class="jxr_string">"\nTo run the REST server as a daemon, execute "</span> +
-<a class="jxr_linenumber" name="68" href="#68">68</a> <span class="jxr_string">"bin/hbase-daemon.sh start|stop rest [--infoport <port>] [-p <port>] [-ro]\n"</span>, <strong class="jxr_keyword">true</strong>);
-<a class="jxr_linenumber" name="69" href="#69">69</a> System.exit(exitCode);
-<a class="jxr_linenumber" name="70" href="#70">70</a> }
-<a class="jxr_linenumber" name="71" href="#71">71</a>
-<a class="jxr_linenumber" name="72" href="#72">72</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="73" href="#73">73</a> <em class="jxr_javadoccomment"> * The main method for the HBase rest server.</em>
-<a class="jxr_linenumber" name="74" href="#74">74</a> <em class="jxr_javadoccomment"> * @param args command-line arguments</em>
-<a class="jxr_linenumber" name="75" href="#75">75</a> <em class="jxr_javadoccomment"> * @throws Exception exception</em>
-<a class="jxr_linenumber" name="76" href="#76">76</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="77" href="#77">77</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> main(String[] args) <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="78" href="#78">78</a> Log LOG = LogFactory.getLog(<span class="jxr_string">"RESTServer"</span>);
-<a class="jxr_linenumber" name="79" href="#79">79</a>
-<a class="jxr_linenumber" name="80" href="#80">80</a> VersionInfo.logVersion();
-<a class="jxr_linenumber" name="81" href="#81">81</a> Configuration conf = HBaseConfiguration.create();
-<a class="jxr_linenumber" name="82" href="#82">82</a> <em class="jxr_comment">// login the server principal (if using secure Hadoop) </em>
-<a class="jxr_linenumber" name="83" href="#83">83</a> <strong class="jxr_keyword">if</strong> (User.isSecurityEnabled() && User.isHBaseSecurityEnabled(conf)) {
-<a class="jxr_linenumber" name="84" href="#84">84</a> String machineName = Strings.domainNamePointerToHostName(
-<a class="jxr_linenumber" name="85" href="#85">85</a> DNS.getDefaultHost(conf.get(<span class="jxr_string">"hbase.rest.dns.interface"</span>, <span class="jxr_string">"default"</span>),
-<a class="jxr_linenumber" name="86" href="#86">86</a> conf.get(<span class="jxr_string">"hbase.rest.dns.nameserver"</span>, <span class="jxr_string">"default"</span>)));
-<a class="jxr_linenumber" name="87" href="#87">87</a> User.login(conf, <span class="jxr_string">"hbase.rest.keytab.file"</span>, <span class="jxr_string">"hbase.rest.kerberos.principal"</span>,
-<a class="jxr_linenumber" name="88" href="#88">88</a> machineName);
-<a class="jxr_linenumber" name="89" href="#89">89</a> }
-<a class="jxr_linenumber" name="90" href="#90">90</a> <a href="../../../../../org/apache/hadoop/hbase/rest/RESTServlet.html">RESTServlet</a> servlet = RESTServlet.getInstance(conf);
-<a class="jxr_linenumber" name="91" href="#91">91</a>
-<a class="jxr_linenumber" name="92" href="#92">92</a> Options options = <strong class="jxr_keyword">new</strong> Options();
-<a class="jxr_linenumber" name="93" href="#93">93</a> options.addOption(<span class="jxr_string">"p"</span>, <span class="jxr_string">"port"</span>, <strong class="jxr_keyword">true</strong>, <span class="jxr_string">"Port to bind to [default: 8080]"</span>);
-<a class="jxr_linenumber" name="94" href="#94">94</a> options.addOption(<span class="jxr_string">"ro"</span>, <span class="jxr_string">"readonly"</span>, false, <span class="jxr_string">"Respond only to GET HTTP "</span> +
-<a class="jxr_linenumber" name="95" href="#95">95</a> <span class="jxr_string">"method requests [default: false]"</span>);
-<a class="jxr_linenumber" name="96" href="#96">96</a> options.addOption(<strong class="jxr_keyword">null</strong>, <span class="jxr_string">"infoport"</span>, <strong class="jxr_keyword">true</strong>, <span class="jxr_string">"Port for web UI"</span>);
-<a class="jxr_linenumber" name="97" href="#97">97</a>
-<a class="jxr_linenumber" name="98" href="#98">98</a> CommandLine commandLine = <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="99" href="#99">99</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="100" href="#100">100</a> commandLine = <strong class="jxr_keyword">new</strong> PosixParser().parse(options, args);
-<a class="jxr_linenumber" name="101" href="#101">101</a> } <strong class="jxr_keyword">catch</strong> (ParseException e) {
-<a class="jxr_linenumber" name="102" href="#102">102</a> LOG.error(<span class="jxr_string">"Could not parse: "</span>, e);
-<a class="jxr_linenumber" name="103" href="#103">103</a> printUsageAndExit(options, -1);
-<a class="jxr_linenumber" name="104" href="#104">104</a> }
-<a class="jxr_linenumber" name="105" href="#105">105</a>
-<a class="jxr_linenumber" name="106" href="#106">106</a> <em class="jxr_comment">// check for user-defined port setting, if so override the conf</em>
-<a class="jxr_linenumber" name="107" href="#107">107</a> <strong class="jxr_keyword">if</strong> (commandLine != <strong class="jxr_keyword">null</strong> && commandLine.hasOption(<span class="jxr_string">"port"</span>)) {
-<a class="jxr_linenumber" name="108" href="#108">108</a> String val = commandLine.getOptionValue(<span class="jxr_string">"port"</span>);
-<a class="jxr_linenumber" name="109" href="#109">109</a> servlet.getConfiguration()
-<a class="jxr_linenumber" name="110" href="#110">110</a> .setInt(<span class="jxr_string">"hbase.rest.port"</span>, Integer.valueOf(val));
-<a class="jxr_linenumber" name="111" href="#111">111</a> LOG.debug(<span class="jxr_string">"port set to "</span> + val);
-<a class="jxr_linenumber" name="112" href="#112">112</a> }
-<a class="jxr_linenumber" name="113" href="#113">113</a>
-<a class="jxr_linenumber" name="114" href="#114">114</a> <em class="jxr_comment">// check if server should only process GET requests, if so override the conf</em>
-<a class="jxr_linenumber" name="115" href="#115">115</a> <strong class="jxr_keyword">if</strong> (commandLine != <strong class="jxr_keyword">null</strong> && commandLine.hasOption(<span class="jxr_string">"readonly"</span>)) {
-<a class="jxr_linenumber" name="116" href="#116">116</a> servlet.getConfiguration().setBoolean(<span class="jxr_string">"hbase.rest.readonly"</span>, <strong class="jxr_keyword">true</strong>);
-<a class="jxr_linenumber" name="117" href="#117">117</a> LOG.debug(<span class="jxr_string">"readonly set to true"</span>);
-<a class="jxr_linenumber" name="118" href="#118">118</a> }
-<a class="jxr_linenumber" name="119" href="#119">119</a>
-<a class="jxr_linenumber" name="120" href="#120">120</a> <em class="jxr_comment">// check for user-defined info server port setting, if so override the conf</em>
-<a class="jxr_linenumber" name="121" href="#121">121</a> <strong class="jxr_keyword">if</strong> (commandLine != <strong class="jxr_keyword">null</strong> && commandLine.hasOption(<span class="jxr_string">"infoport"</span>)) {
-<a class="jxr_linenumber" name="122" href="#122">122</a> String val = commandLine.getOptionValue(<span class="jxr_string">"infoport"</span>);
-<a class="jxr_linenumber" name="123" href="#123">123</a> servlet.getConfiguration()
-<a class="jxr_linenumber" name="124" href="#124">124</a> .setInt(<span class="jxr_string">"hbase.rest.info.port"</span>, Integer.valueOf(val));
-<a class="jxr_linenumber" name="125" href="#125">125</a> LOG.debug(<span class="jxr_string">"Web UI port set to "</span> + val);
-<a class="jxr_linenumber" name="126" href="#126">126</a> }
-<a class="jxr_linenumber" name="127" href="#127">127</a>
-<a class="jxr_linenumber" name="128" href="#128">128</a> @SuppressWarnings(<span class="jxr_string">"unchecked"</span>)
-<a class="jxr_linenumber" name="129" href="#129">129</a> List<String> remainingArgs = commandLine != <strong class="jxr_keyword">null</strong> ?
-<a class="jxr_linenumber" name="130" href="#130">130</a> commandLine.getArgList() : <strong class="jxr_keyword">new</strong> ArrayList<String>();
-<a class="jxr_linenumber" name="131" href="#131">131</a> <strong class="jxr_keyword">if</strong> (remainingArgs.size() != 1) {
-<a class="jxr_linenumber" name="132" href="#132">132</a> printUsageAndExit(options, 1);
-<a class="jxr_linenumber" name="133" href="#133">133</a> }
-<a class="jxr_linenumber" name="134" href="#134">134</a>
-<a class="jxr_linenumber" name="135" href="#135">135</a> String command = remainingArgs.get(0);
-<a class="jxr_linenumber" name="136" href="#136">136</a> <strong class="jxr_keyword">if</strong> (<span class="jxr_string">"start"</span>.equals(command)) {
-<a class="jxr_linenumber" name="137" href="#137">137</a> <em class="jxr_comment">// continue and start container</em>
-<a class="jxr_linenumber" name="138" href="#138">138</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (<span class="jxr_string">"stop"</span>.equals(command)) {
-<a class="jxr_linenumber" name="139" href="#139">139</a> System.exit(1);
-<a class="jxr_linenumber" name="140" href="#140">140</a> } <strong class="jxr_keyword">else</strong> {
-<a class="jxr_linenumber" name="141" href="#141">141</a> printUsageAndExit(options, 1);
-<a class="jxr_linenumber" name="142" href="#142">142</a> }
-<a class="jxr_linenumber" name="143" href="#143">143</a>
-<a class="jxr_linenumber" name="144" href="#144">144</a> <em class="jxr_comment">// set up the Jersey servlet container for Jetty</em>
-<a class="jxr_linenumber" name="145" href="#145">145</a> ServletHolder sh = <strong class="jxr_keyword">new</strong> ServletHolder(ServletContainer.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="146" href="#146">146</a> sh.setInitParameter(
-<a class="jxr_linenumber" name="147" href="#147">147</a> <span class="jxr_string">"com.sun.jersey.config.property.resourceConfigClass"</span>,
-<a class="jxr_linenumber" name="148" href="#148">148</a> ResourceConfig.<strong class="jxr_keyword">class</strong>.getCanonicalName());
-<a class="jxr_linenumber" name="149" href="#149">149</a> sh.setInitParameter(<span class="jxr_string">"com.sun.jersey.config.property.packages"</span>,
-<a class="jxr_linenumber" name="150" href="#150">150</a> <span class="jxr_string">"jetty"</span>);
-<a class="jxr_linenumber" name="151" href="#151">151</a>
-<a class="jxr_linenumber" name="152" href="#152">152</a> <em class="jxr_comment">// set up Jetty and run the embedded server</em>
-<a class="jxr_linenumber" name="153" href="#153">153</a>
-<a class="jxr_linenumber" name="154" href="#154">154</a> <a href="../../../../../org/apache/hadoop/hbase/Server.html">Server</a> server = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/Server.html">Server</a>();
-<a class="jxr_linenumber" name="155" href="#155">155</a>
-<a class="jxr_linenumber" name="156" href="#156">156</a> Connector connector = <strong class="jxr_keyword">new</strong> SelectChannelConnector();
-<a class="jxr_linenumber" name="157" href="#157">157</a> connector.setPort(servlet.getConfiguration().getInt(<span class="jxr_string">"hbase.rest.port"</span>, 8080));
-<a class="jxr_linenumber" name="158" href="#158">158</a> connector.setHost(servlet.getConfiguration().get(<span class="jxr_string">"hbase.rest.host"</span>, <span class="jxr_string">"0.0.0.0"</span>));
-<a class="jxr_linenumber" name="159" href="#159">159</a>
-<a class="jxr_linenumber" name="160" href="#160">160</a> server.addConnector(connector);
-<a class="jxr_linenumber" name="161" href="#161">161</a>
-<a class="jxr_linenumber" name="162" href="#162">162</a> <em class="jxr_comment">// Set the default max thread number to 100 to limit</em>
-<a class="jxr_linenumber" name="163" href="#163">163</a> <em class="jxr_comment">// the number of concurrent requests so that REST server doesn't OOM easily.</em>
-<a class="jxr_linenumber" name="164" href="#164">164</a> <em class="jxr_comment">// Jetty set the default max thread number to 250, if we don't set it.</em>
-<a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_comment">//</em>
-<a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_comment">// Our default min thread number 2 is the same as that used by Jetty.</em>
-<a class="jxr_linenumber" name="167" href="#167">167</a> <strong class="jxr_keyword">int</strong> maxThreads = servlet.getConfiguration().getInt(<span class="jxr_string">"hbase.rest.threads.max"</span>, 100);
-<a class="jxr_linenumber" name="168" href="#168">168</a> <strong class="jxr_keyword">int</strong> minThreads = servlet.getConfiguration().getInt(<span class="jxr_string">"hbase.rest.threads.min"</span>, 2);
-<a class="jxr_linenumber" name="169" href="#169">169</a> QueuedThreadPool threadPool = <strong class="jxr_keyword">new</strong> QueuedThreadPool(maxThreads);
-<a class="jxr_linenumber" name="170" href="#170">170</a> threadPool.setMinThreads(minThreads);
-<a class="jxr_linenumber" name="171" href="#171">171</a> server.setThreadPool(threadPool);
+<a class="jxr_linenumber" name="52" href="#52">52</a> <strong class="jxr_keyword">import</strong> com.sun.jersey.api.json.JSONConfiguration;
+<a class="jxr_linenumber" name="53" href="#53">53</a> <strong class="jxr_keyword">import</strong> com.sun.jersey.spi.container.servlet.ServletContainer;
+<a class="jxr_linenumber" name="54" href="#54">54</a>
+<a class="jxr_linenumber" name="55" href="#55">55</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="56" href="#56">56</a> <em class="jxr_javadoccomment"> * Main class for launching REST gateway as a servlet hosted by Jetty.</em>
+<a class="jxr_linenumber" name="57" href="#57">57</a> <em class="jxr_javadoccomment"> * <p></em>
+<a class="jxr_linenumber" name="58" href="#58">58</a> <em class="jxr_javadoccomment"> * The following options are supported:</em>
+<a class="jxr_linenumber" name="59" href="#59">59</a> <em class="jxr_javadoccomment"> * <ul></em>
+<a class="jxr_linenumber" name="60" href="#60">60</a> <em class="jxr_javadoccomment"> * <li>-p --port : service port</li></em>
+<a class="jxr_linenumber" name="61" href="#61">61</a> <em class="jxr_javadoccomment"> * <li>-ro --readonly : server mode</li></em>
+<a class="jxr_linenumber" name="62" href="#62">62</a> <em class="jxr_javadoccomment"> * </ul></em>
+<a class="jxr_linenumber" name="63" href="#63">63</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="64" href="#64">64</a> @InterfaceAudience.Private
+<a class="jxr_linenumber" name="65" href="#65">65</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/hadoop/hbase/rest/RESTServer.html">RESTServer</a> <strong class="jxr_keyword">implements</strong> <a href="../../../../../org/apache/hadoop/hbase/rest/Constants.html">Constants</a> {
+<a class="jxr_linenumber" name="66" href="#66">66</a>
+<a class="jxr_linenumber" name="67" href="#67">67</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> printUsageAndExit(Options options, <strong class="jxr_keyword">int</strong> exitCode) {
+<a class="jxr_linenumber" name="68" href="#68">68</a> HelpFormatter formatter = <strong class="jxr_keyword">new</strong> HelpFormatter();
+<a class="jxr_linenumber" name="69" href="#69">69</a> formatter.printHelp(<span class="jxr_string">"bin/hbase rest start"</span>, <span class="jxr_string">""</span>, options,
+<a class="jxr_linenumber" name="70" href="#70">70</a> <span class="jxr_string">"\nTo run the REST server as a daemon, execute "</span> +
+<a class="jxr_linenumber" name="71" href="#71">71</a> <span class="jxr_string">"bin/hbase-daemon.sh start|stop rest [--infoport <port>] [-p <port>] [-ro]\n"</span>, <strong class="jxr_keyword">true</strong>);
+<a class="jxr_linenumber" name="72" href="#72">72</a> System.exit(exitCode);
+<a class="jxr_linenumber" name="73" href="#73">73</a> }
+<a class="jxr_linenumber" name="74" href="#74">74</a>
+<a class="jxr_linenumber" name="75" href="#75">75</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="76" href="#76">76</a> <em class="jxr_javadoccomment"> * The main method for the HBase rest server.</em>
+<a class="jxr_linenumber" name="77" href="#77">77</a> <em class="jxr_javadoccomment"> * @param args command-line arguments</em>
+<a class="jxr_linenumber" name="78" href="#78">78</a> <em class="jxr_javadoccomment"> * @throws Exception exception</em>
+<a class="jxr_linenumber" name="79" href="#79">79</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="80" href="#80">80</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> main(String[] args) <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="81" href="#81">81</a> Log LOG = LogFactory.getLog(<span class="jxr_string">"RESTServer"</span>);
+<a class="jxr_linenumber" name="82" href="#82">82</a>
+<a class="jxr_linenumber" name="83" href="#83">83</a> VersionInfo.logVersion();
+<a class="jxr_linenumber" name="84" href="#84">84</a> Configuration conf = HBaseConfiguration.create();
+<a class="jxr_linenumber" name="85" href="#85">85</a> <em class="jxr_comment">// login the server principal (if using secure Hadoop) </em>
+<a class="jxr_linenumber" name="86" href="#86">86</a> <strong class="jxr_keyword">if</strong> (User.isSecurityEnabled() && User.isHBaseSecurityEnabled(conf)) {
+<a class="jxr_linenumber" name="87" href="#87">87</a> String machineName = Strings.domainNamePointerToHostName(
+<a class="jxr_linenumber" name="88" href="#88">88</a> DNS.getDefaultHost(conf.get(<span class="jxr_string">"hbase.rest.dns.interface"</span>, <span class="jxr_string">"default"</span>),
+<a class="jxr_linenumber" name="89" href="#89">89</a> conf.get(<span class="jxr_string">"hbase.rest.dns.nameserver"</span>, <span class="jxr_string">"default"</span>)));
+<a class="jxr_linenumber" name="90" href="#90">90</a> User.login(conf, <span class="jxr_string">"hbase.rest.keytab.file"</span>, <span class="jxr_string">"hbase.rest.kerberos.principal"</span>,
+<a class="jxr_linenumber" name="91" href="#91">91</a> machineName);
+<a class="jxr_linenumber" name="92" href="#92">92</a> }
+<a class="jxr_linenumber" name="93" href="#93">93</a> <a href="../../../../../org/apache/hadoop/hbase/rest/RESTServlet.html">RESTServlet</a> servlet = RESTServlet.getInstance(conf);
+<a class="jxr_linenumber" name="94" href="#94">94</a>
+<a class="jxr_linenumber" name="95" href="#95">95</a> Options options = <strong class="jxr_keyword">new</strong> Options();
+<a class="jxr_linenumber" name="96" href="#96">96</a> options.addOption(<span class="jxr_string">"p"</span>, <span class="jxr_string">"port"</span>, <strong class="jxr_keyword">true</strong>, <span class="jxr_string">"Port to bind to [default: 8080]"</span>);
+<a class="jxr_linenumber" name="97" href="#97">97</a> options.addOption(<span class="jxr_string">"ro"</span>, <span class="jxr_string">"readonly"</span>, false, <span class="jxr_string">"Respond only to GET HTTP "</span> +
+<a class="jxr_linenumber" name="98" href="#98">98</a> <span class="jxr_string">"method requests [default: false]"</span>);
+<a class="jxr_linenumber" name="99" href="#99">99</a> options.addOption(<strong class="jxr_keyword">null</strong>, <span class="jxr_string">"infoport"</span>, <strong class="jxr_keyword">true</strong>, <span class="jxr_string">"Port for web UI"</span>);
+<a class="jxr_linenumber" name="100" href="#100">100</a>
+<a class="jxr_linenumber" name="101" href="#101">101</a> CommandLine commandLine = <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="102" href="#102">102</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="103" href="#103">103</a> commandLine = <strong class="jxr_keyword">new</strong> PosixParser().parse(options, args);
+<a class="jxr_linenumber" name="104" href="#104">104</a> } <strong class="jxr_keyword">catch</strong> (ParseException e) {
+<a class="jxr_linenumber" name="105" href="#105">105</a> LOG.error(<span class="jxr_string">"Could not parse: "</span>, e);
+<a class="jxr_linenumber" name="106" href="#106">106</a> printUsageAndExit(options, -1);
+<a class="jxr_linenumber" name="107" href="#107">107</a> }
+<a class="jxr_linenumber" name="108" href="#108">108</a>
+<a class="jxr_linenumber" name="109" href="#109">109</a> <em class="jxr_comment">// check for user-defined port setting, if so override the conf</em>
+<a class="jxr_linenumber" name="110" href="#110">110</a> <strong class="jxr_keyword">if</strong> (commandLine != <strong class="jxr_keyword">null</strong> && commandLine.hasOption(<span class="jxr_string">"port"</span>)) {
+<a class="jxr_linenumber" name="111" href="#111">111</a> String val = commandLine.getOptionValue(<span class="jxr_string">"port"</span>);
+<a class="jxr_linenumber" name="112" href="#112">112</a> servlet.getConfiguration()
+<a class="jxr_linenumber" name="113" href="#113">113</a> .setInt(<span class="jxr_string">"hbase.rest.port"</span>, Integer.valueOf(val));
+<a class="jxr_linenumber" name="114" href="#114">114</a> LOG.debug(<span class="jxr_string">"port set to "</span> + val);
+<a class="jxr_linenumber" name="115" href="#115">115</a> }
+<a class="jxr_linenumber" name="116" href="#116">116</a>
+<a class="jxr_linenumber" name="117" href="#117">117</a> <em class="jxr_comment">// check if server should only process GET requests, if so override the conf</em>
+<a class="jxr_linenumber" name="118" href="#118">118</a> <strong class="jxr_keyword">if</strong> (commandLine != <strong class="jxr_keyword">null</strong> && commandLine.hasOption(<span class="jxr_string">"readonly"</span>)) {
+<a class="jxr_linenumber" name="119" href="#119">119</a> servlet.getConfiguration().setBoolean(<span class="jxr_string">"hbase.rest.readonly"</span>, <strong class="jxr_keyword">true</strong>);
+<a class="jxr_linenumber" name="120" href="#120">120</a> LOG.debug(<span class="jxr_string">"readonly set to true"</span>);
+<a class="jxr_linenumber" name="121" href="#121">121</a> }
+<a class="jxr_linenumber" name="122" href="#122">122</a>
+<a class="jxr_linenumber" name="123" href="#123">123</a> <em class="jxr_comment">// check for user-defined info server port setting, if so override the conf</em>
+<a class="jxr_linenumber" name="124" href="#124">124</a> <strong class="jxr_keyword">if</strong> (commandLine != <strong class="jxr_keyword">null</strong> && commandLine.hasOption(<span class="jxr_string">"infoport"</span>)) {
+<a class="jxr_linenumber" name="125" href="#125">125</a> String val = commandLine.getOptionValue(<span class="jxr_string">"infoport"</span>);
+<a class="jxr_linenumber" name="126" href="#126">126</a> servlet.getConfiguration()
+<a class="jxr_linenumber" name="127" href="#127">127</a> .setInt(<span class="jxr_string">"hbase.rest.info.port"</span>, Integer.valueOf(val));
+<a class="jxr_linenumber" name="128" href="#128">128</a> LOG.debug(<span class="jxr_string">"Web UI port set to "</span> + val);
+<a class="jxr_linenumber" name="129" href="#129">129</a> }
+<a class="jxr_linenumber" name="130" href="#130">130</a>
+<a class="jxr_linenumber" name="131" href="#131">131</a> @SuppressWarnings(<span class="jxr_string">"unchecked"</span>)
+<a class="jxr_linenumber" name="132" href="#132">132</a> List<String> remainingArgs = commandLine != <strong class="jxr_keyword">null</strong> ?
+<a class="jxr_linenumber" name="133" href="#133">133</a> commandLine.getArgList() : <strong class="jxr_keyword">new</strong> ArrayList<String>();
+<a class="jxr_linenumber" name="134" href="#134">134</a> <strong class="jxr_keyword">if</strong> (remainingArgs.size() != 1) {
+<a class="jxr_linenumber" name="135" href="#135">135</a> printUsageAndExit(options, 1);
+<a class="jxr_linenumber" name="136" href="#136">136</a> }
+<a class="jxr_linenumber" name="137" href="#137">137</a>
+<a class="jxr_linenumber" name="138" href="#138">138</a> String command = remainingArgs.get(0);
+<a class="jxr_linenumber" name="139" href="#139">139</a> <strong class="jxr_keyword">if</strong> (<span class="jxr_string">"start"</span>.equals(command)) {
+<a class="jxr_linenumber" name="140" href="#140">140</a> <em class="jxr_comment">// continue and start container</em>
+<a class="jxr_linenumber" name="141" href="#141">141</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (<span class="jxr_string">"stop"</span>.equals(command)) {
+<a class="jxr_linenumber" name="142" href="#142">142</a> System.exit(1);
+<a class="jxr_linenumber" name="143" href="#143">143</a> } <strong class="jxr_keyword">else</strong> {
+<a class="jxr_linenumber" name="144" href="#144">144</a> printUsageAndExit(options, 1);
+<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> <em class="jxr_comment">// set up the Jersey servlet container for Jetty</em>
+<a class="jxr_linenumber" name="148" href="#148">148</a> ServletHolder sh = <strong class="jxr_keyword">new</strong> ServletHolder(ServletContainer.<strong class="jxr_keyword">class</strong>);
+<a class="jxr_linenumber" name="149" href="#149">149</a> sh.setInitParameter(
+<a class="jxr_linenumber" name="150" href="#150">150</a> <span class="jxr_string">"com.sun.jersey.config.property.resourceConfigClass"</span>,
+<a class="jxr_linenumber" name="151" href="#151">151</a> ResourceConfig.<strong class="jxr_keyword">class</strong>.getCanonicalName());
+<a class="jxr_linenumber" name="152" href="#152">152</a> sh.setInitParameter(<span class="jxr_string">"com.sun.jersey.config.property.packages"</span>,
+<a class="jxr_linenumber" name="153" href="#153">153</a> <span class="jxr_string">"jetty"</span>);
+<a class="jxr_linenumber" name="154" href="#154">154</a> <em class="jxr_comment">// The servlet holder below is instantiated to only handle the case</em>
+<a class="jxr_linenumber" name="155" href="#155">155</a> <em class="jxr_comment">// of the /status/cluster returning arrays of nodes (live/dead). Without</em>
+<a class="jxr_linenumber" name="156" href="#156">156</a> <em class="jxr_comment">// this servlet holder, the problem is that the node arrays in the response </em>
+<a class="jxr_linenumber" name="157" href="#157">157</a> <em class="jxr_comment">// are collapsed to single nodes. We want to be able to treat the </em>
+<a class="jxr_linenumber" name="158" href="#158">158</a> <em class="jxr_comment">// node lists as POJO in the response to /status/cluster servlet call, </em>
+<a class="jxr_linenumber" name="159" href="#159">159</a> <em class="jxr_comment">// but not change the behavior for any of the other servlets</em>
+<a class="jxr_linenumber" name="160" href="#160">160</a> <em class="jxr_comment">// Hence we don't use the servlet holder for all servlets / paths</em>
+<a class="jxr_linenumber" name="161" href="#161">161</a> ServletHolder shPojoMap = <strong class="jxr_keyword">new</strong> ServletHolder(ServletContainer.<strong class="jxr_keyword">class</strong>);
+<a class="jxr_linenumber" name="162" href="#162">162</a> @SuppressWarnings(<span class="jxr_string">"unchecked"</span>)
+<a class="jxr_linenumber" name="163" href="#163">163</a> Map<String, String> shInitMap = sh.getInitParameters();
+<a class="jxr_linenumber" name="164" href="#164">164</a> <strong class="jxr_keyword">for</strong> (Entry<String, String> e : shInitMap.entrySet()) {
+<a class="jxr_linenumber" name="165" href="#165">165</a> shPojoMap.setInitParameter(e.getKey(), e.getValue());
+<a class="jxr_linenumber" name="166" href="#166">166</a> }
+<a class="jxr_linenumber" name="167" href="#167">167</a> shPojoMap.setInitParameter(JSONConfiguration.FEATURE_POJO_MAPPING, <span class="jxr_string">"true"</span>);
+<a class="jxr_linenumber" name="168" href="#168">168</a>
+<a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_comment">// set up Jetty and run the embedded server</em>
+<a class="jxr_linenumber" name="170" href="#170">170</a>
+<a class="jxr_linenumber" name="171" href="#171">171</a> <a href="../../../../../org/apache/hadoop/hbase/Server.html">Server</a> server = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/Server.html">Server</a>();
<a class="jxr_linenumber" name="172" href="#172">172</a>
-<a class="jxr_linenumber" name="173" href="#173">173</a> server.setSendServerVersion(false);
-<a class="jxr_linenumber" name="174" href="#174">174</a> server.setSendDateHeader(false);
-<a class="jxr_linenumber" name="175" href="#175">175</a> server.setStopAtShutdown(<strong class="jxr_keyword">true</strong>);
-<a class="jxr_linenumber" name="176" href="#176">176</a> <em class="jxr_comment">// set up context</em>
-<a class="jxr_linenumber" name="177" href="#177">177</a> Context context = <strong class="jxr_keyword">new</strong> Context(server, <span class="jxr_string">"/"</span>, Context.SESSIONS);
-<a class="jxr_linenumber" name="178" href="#178">178</a> context.addServlet(sh, <span class="jxr_string">"/*"</span>);
-<a class="jxr_linenumber" name="179" href="#179">179</a> context.addFilter(GzipFilter.<strong class="jxr_keyword">class</strong>, <span class="jxr_string">"/*"</span>, 0);
-<a class="jxr_linenumber" name="180" href="#180">180</a>
-<a class="jxr_linenumber" name="181" href="#181">181</a> <em class="jxr_comment">// Put up info server.</em>
-<a class="jxr_linenumber" name="182" href="#182">182</a> <strong class="jxr_keyword">int</strong> port = conf.getInt(<span class="jxr_string">"hbase.rest.info.port"</span>, 8085);
-<a class="jxr_linenumber" name="183" href="#183">183</a> <strong class="jxr_keyword">if</strong> (port >= 0) {
-<a class="jxr_linenumber" name="184" href="#184">184</a> conf.setLong(<span class="jxr_string">"startcode"</span>, System.currentTimeMillis());
-<a class="jxr_linenumber" name="185" href="#185">185</a> String a = conf.get(<span class="jxr_string">"hbase.rest.info.bindAddress"</span>, <span class="jxr_string">"0.0.0.0"</span>);
-<a class="jxr_linenumber" name="186" href="#186">186</a> <a href="../../../../../org/apache/hadoop/hbase/util/InfoServer.html">InfoServer</a> infoServer = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/util/InfoServer.html">InfoServer</a>(<span class="jxr_string">"rest"</span>, a, port, false, conf);
-<a class="jxr_linenumber" name="187" href="#187">187</a> infoServer.setAttribute(<span class="jxr_string">"hbase.conf"</span>, conf);
-<a class="jxr_linenumber" name="188" href="#188">188</a> infoServer.start();
-<a class="jxr_linenumber" name="189" href="#189">189</a> }
-<a class="jxr_linenumber" name="190" href="#190">190</a>
-<a class="jxr_linenumber" name="191" href="#191">191</a> <em class="jxr_comment">// start server</em>
-<a class="jxr_linenumber" name="192" href="#192">192</a> server.start();
-<a class="jxr_linenumber" name="193" href="#193">193</a> server.join();
-<a class="jxr_linenumber" name="194" href="#194">194</a> }
-<a class="jxr_linenumber" name="195" href="#195">195</a> }
+<a class="jxr_linenumber" name="173" href="#173">173</a> Connector connector = <strong class="jxr_keyword">new</strong> SelectChannelConnector();
+<a class="jxr_linenumber" name="174" href="#174">174</a> connector.setPort(servlet.getConfiguration().getInt(<span class="jxr_string">"hbase.rest.port"</span>, 8080));
+<a class="jxr_linenumber" name="175" href="#175">175</a> connector.setHost(servlet.getConfiguration().get(<span class="jxr_string">"hbase.rest.host"</span>, <span class="jxr_string">"0.0.0.0"</span>));
+<a class="jxr_linenumber" name="176" href="#176">176</a>
+<a class="jxr_linenumber" name="177" href="#177">177</a> server.addConnector(connector);
+<a class="jxr_linenumber" name="178" href="#178">178</a>
+<a class="jxr_linenumber" name="179" href="#179">179</a> <em class="jxr_comment">// Set the default max thread number to 100 to limit</em>
+<a class="jxr_linenumber" name="180" href="#180">180</a> <em class="jxr_comment">// the number of concurrent requests so that REST server doesn't OOM easily.</em>
+<a class="jxr_linenumber" name="181" href="#181">181</a> <em class="jxr_comment">// Jetty set the default max thread number to 250, if we don't set it.</em>
+<a class="jxr_linenumber" name="182" href="#182">182</a> <em class="jxr_comment">//</em>
+<a class="jxr_linenumber" name="183" href="#183">183</a> <em class="jxr_comment">// Our default min thread number 2 is the same as that used by Jetty.</em>
+<a class="jxr_linenumber" name="184" href="#184">184</a> <strong class="jxr_keyword">int</strong> maxThreads = servlet.getConfiguration().getInt(<span class="jxr_string">"hbase.rest.threads.max"</span>, 100);
+<a class="jxr_linenumber" name="185" href="#185">185</a> <strong class="jxr_keyword">int</strong> minThreads = servlet.getConfiguration().getInt(<span class="jxr_string">"hbase.rest.threads.min"</span>, 2);
+<a class="jxr_linenumber" name="186" href="#186">186</a> QueuedThreadPool threadPool = <strong class="jxr_keyword">new</strong> QueuedThreadPool(maxThreads);
+<a class="jxr_linenumber" name="187" href="#187">187</a> threadPool.setMinThreads(minThreads);
+<a class="jxr_linenumber" name="188" href="#188">188</a> server.setThreadPool(threadPool);
+<a class="jxr_linenumber" name="189" href="#189">189</a>
+<a class="jxr_linenumber" name="190" href="#190">190</a> server.setSendServerVersion(false);
+<a class="jxr_linenumber" name="191" href="#191">191</a> server.setSendDateHeader(false);
+<a class="jxr_linenumber" name="192" href="#192">192</a> server.setStopAtShutdown(<strong class="jxr_keyword">true</strong>);
+<a class="jxr_linenumber" name="193" href="#193">193</a> <em class="jxr_comment">// set up context</em>
+<a class="jxr_linenumber" name="194" href="#194">194</a> Context context = <strong class="jxr_keyword">new</strong> Context(server, <span class="jxr_string">"/"</span>, Context.SESSIONS);
+<a class="jxr_linenumber" name="195" href="#195">195</a> context.addServlet(shPojoMap, <span class="jxr_string">"/status/cluster"</span>);
+<a class="jxr_linenumber" name="196" href="#196">196</a> context.addServlet(sh, <span class="jxr_string">"/*"</span>);
+<a class="jxr_linenumber" name="197" href="#197">197</a> context.addFilter(GzipFilter.<strong class="jxr_keyword">class</strong>, <span class="jxr_string">"/*"</span>, 0);
+<a class="jxr_linenumber" name="198" href="#198">198</a>
+<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_comment">// Put up info server.</em>
+<a class="jxr_linenumber" name="200" href="#200">200</a> <strong class="jxr_keyword">int</strong> port = conf.getInt(<span class="jxr_string">"hbase.rest.info.port"</span>, 8085);
+<a class="jxr_linenumber" name="201" href="#201">201</a> <strong class="jxr_keyword">if</strong> (port >= 0) {
+<a class="jxr_linenumber" name="202" href="#202">202</a> conf.setLong(<span class="jxr_string">"startcode"</span>, System.currentTimeMillis());
+<a class="jxr_linenumber" name="203" href="#203">203</a> String a = conf.get(<span class="jxr_string">"hbase.rest.info.bindAddress"</span>, <span class="jxr_string">"0.0.0.0"</span>);
+<a class="jxr_linenumber" name="204" href="#204">204</a> <a href="../../../../../org/apache/hadoop/hbase/util/InfoServer.html">InfoServer</a> infoServer = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/util/InfoServer.html">InfoServer</a>(<span class="jxr_string">"rest"</span>, a, port, false, conf);
+<a class="jxr_linenumber" name="205" href="#205">205</a> infoServer.setAttribute(<span class="jxr_string">"hbase.conf"</span>, conf);
+<a class="jxr_linenumber" name="206" href="#206">206</a> infoServer.start();
+<a class="jxr_linenumber" name="207" href="#207">207</a> }
+<a class="jxr_linenumber" name="208" href="#208">208</a>
+<a class="jxr_linenumber" name="209" href="#209">209</a> <em class="jxr_comment">// start server</em>
+<a class="jxr_linenumber" name="210" href="#210">210</a> server.start();
+<a class="jxr_linenumber" name="211" href="#211">211</a> server.join();
+<a class="jxr_linenumber" name="212" href="#212">212</a> }
+<a class="jxr_linenumber" name="213" href="#213">213</a> }
</pre>
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