You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@hbase.apache.org by gi...@apache.org on 2018/05/11 14:48:06 UTC

[07/11] hbase-site git commit: Published site at c60578d9829f29cf77b250d238a9e38dc0b513d7.

http://git-wip-us.apache.org/repos/asf/hbase-site/blob/039fa0b5/devapidocs/src-html/org/apache/hadoop/hbase/rest/RESTServer.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/rest/RESTServer.html b/devapidocs/src-html/org/apache/hadoop/hbase/rest/RESTServer.html
index 4934e0d..f70c235 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/rest/RESTServer.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/rest/RESTServer.html
@@ -103,274 +103,279 @@
 <span class="sourceLineNo">095</span><a name="line.95"></a>
 <span class="sourceLineNo">096</span>  private static final String PATH_SPEC_ANY = "/*";<a name="line.96"></a>
 <span class="sourceLineNo">097</span><a name="line.97"></a>
-<span class="sourceLineNo">098</span>  private static void printUsageAndExit(Options options, int exitCode) {<a name="line.98"></a>
-<span class="sourceLineNo">099</span>    HelpFormatter formatter = new HelpFormatter();<a name="line.99"></a>
-<span class="sourceLineNo">100</span>    formatter.printHelp("hbase rest start", "", options,<a name="line.100"></a>
-<span class="sourceLineNo">101</span>      "\nTo run the REST server as a daemon, execute " +<a name="line.101"></a>
-<span class="sourceLineNo">102</span>      "hbase-daemon.sh start|stop rest [--infoport &lt;port&gt;] [-p &lt;port&gt;] [-ro]\n", true);<a name="line.102"></a>
-<span class="sourceLineNo">103</span>    System.exit(exitCode);<a name="line.103"></a>
-<span class="sourceLineNo">104</span>  }<a name="line.104"></a>
-<span class="sourceLineNo">105</span><a name="line.105"></a>
-<span class="sourceLineNo">106</span>  /**<a name="line.106"></a>
-<span class="sourceLineNo">107</span>   * Returns a list of strings from a comma-delimited configuration value.<a name="line.107"></a>
-<span class="sourceLineNo">108</span>   *<a name="line.108"></a>
-<span class="sourceLineNo">109</span>   * @param conf configuration to check<a name="line.109"></a>
-<span class="sourceLineNo">110</span>   * @param name configuration property name<a name="line.110"></a>
-<span class="sourceLineNo">111</span>   * @param defaultValue default value if no value found for name<a name="line.111"></a>
-<span class="sourceLineNo">112</span>   * @return list of strings from comma-delimited configuration value, or an<a name="line.112"></a>
-<span class="sourceLineNo">113</span>   *     empty list if not found<a name="line.113"></a>
-<span class="sourceLineNo">114</span>   */<a name="line.114"></a>
-<span class="sourceLineNo">115</span>  private static List&lt;String&gt; getTrimmedStringList(Configuration conf,<a name="line.115"></a>
-<span class="sourceLineNo">116</span>    String name, String defaultValue) {<a name="line.116"></a>
-<span class="sourceLineNo">117</span>    String valueString = conf.get(name, defaultValue);<a name="line.117"></a>
-<span class="sourceLineNo">118</span>    if (valueString == null) {<a name="line.118"></a>
-<span class="sourceLineNo">119</span>      return new ArrayList&lt;&gt;();<a name="line.119"></a>
-<span class="sourceLineNo">120</span>    }<a name="line.120"></a>
-<span class="sourceLineNo">121</span>    return new ArrayList&lt;&gt;(StringUtils.getTrimmedStringCollection(valueString));<a name="line.121"></a>
-<span class="sourceLineNo">122</span>  }<a name="line.122"></a>
-<span class="sourceLineNo">123</span><a name="line.123"></a>
-<span class="sourceLineNo">124</span>  static String REST_CSRF_BROWSER_USERAGENTS_REGEX_KEY = "hbase.rest-csrf.browser-useragents-regex";<a name="line.124"></a>
-<span class="sourceLineNo">125</span>  static void addCSRFFilter(ServletContextHandler ctxHandler, Configuration conf) {<a name="line.125"></a>
-<span class="sourceLineNo">126</span>    restCSRFEnabled = conf.getBoolean(REST_CSRF_ENABLED_KEY, REST_CSRF_ENABLED_DEFAULT);<a name="line.126"></a>
-<span class="sourceLineNo">127</span>    if (restCSRFEnabled) {<a name="line.127"></a>
-<span class="sourceLineNo">128</span>      Map&lt;String, String&gt; restCsrfParams = RestCsrfPreventionFilter<a name="line.128"></a>
-<span class="sourceLineNo">129</span>          .getFilterParams(conf, "hbase.rest-csrf.");<a name="line.129"></a>
-<span class="sourceLineNo">130</span>      FilterHolder holder = new FilterHolder();<a name="line.130"></a>
-<span class="sourceLineNo">131</span>      holder.setName("csrf");<a name="line.131"></a>
-<span class="sourceLineNo">132</span>      holder.setClassName(RestCsrfPreventionFilter.class.getName());<a name="line.132"></a>
-<span class="sourceLineNo">133</span>      holder.setInitParameters(restCsrfParams);<a name="line.133"></a>
-<span class="sourceLineNo">134</span>      ctxHandler.addFilter(holder, PATH_SPEC_ANY, EnumSet.allOf(DispatcherType.class));<a name="line.134"></a>
-<span class="sourceLineNo">135</span>    }<a name="line.135"></a>
-<span class="sourceLineNo">136</span>  }<a name="line.136"></a>
-<span class="sourceLineNo">137</span><a name="line.137"></a>
-<span class="sourceLineNo">138</span>  // login the server principal (if using secure Hadoop)<a name="line.138"></a>
-<span class="sourceLineNo">139</span>  private static Pair&lt;FilterHolder, Class&lt;? extends ServletContainer&gt;&gt; loginServerPrincipal(<a name="line.139"></a>
-<span class="sourceLineNo">140</span>    UserProvider userProvider, Configuration conf) throws Exception {<a name="line.140"></a>
-<span class="sourceLineNo">141</span>    Class&lt;? extends ServletContainer&gt; containerClass = ServletContainer.class;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>    if (userProvider.isHadoopSecurityEnabled() &amp;&amp; userProvider.isHBaseSecurityEnabled()) {<a name="line.142"></a>
-<span class="sourceLineNo">143</span>      String machineName = Strings.domainNamePointerToHostName(<a name="line.143"></a>
-<span class="sourceLineNo">144</span>        DNS.getDefaultHost(conf.get(REST_DNS_INTERFACE, "default"),<a name="line.144"></a>
-<span class="sourceLineNo">145</span>          conf.get(REST_DNS_NAMESERVER, "default")));<a name="line.145"></a>
-<span class="sourceLineNo">146</span>      String keytabFilename = conf.get(REST_KEYTAB_FILE);<a name="line.146"></a>
-<span class="sourceLineNo">147</span>      Preconditions.checkArgument(keytabFilename != null &amp;&amp; !keytabFilename.isEmpty(),<a name="line.147"></a>
-<span class="sourceLineNo">148</span>        REST_KEYTAB_FILE + " should be set if security is enabled");<a name="line.148"></a>
-<span class="sourceLineNo">149</span>      String principalConfig = conf.get(REST_KERBEROS_PRINCIPAL);<a name="line.149"></a>
-<span class="sourceLineNo">150</span>      Preconditions.checkArgument(principalConfig != null &amp;&amp; !principalConfig.isEmpty(),<a name="line.150"></a>
-<span class="sourceLineNo">151</span>        REST_KERBEROS_PRINCIPAL + " should be set if security is enabled");<a name="line.151"></a>
-<span class="sourceLineNo">152</span>      userProvider.login(REST_KEYTAB_FILE, REST_KERBEROS_PRINCIPAL, machineName);<a name="line.152"></a>
-<span class="sourceLineNo">153</span>      if (conf.get(REST_AUTHENTICATION_TYPE) != null) {<a name="line.153"></a>
-<span class="sourceLineNo">154</span>        containerClass = RESTServletContainer.class;<a name="line.154"></a>
-<span class="sourceLineNo">155</span>        FilterHolder authFilter = new FilterHolder();<a name="line.155"></a>
-<span class="sourceLineNo">156</span>        authFilter.setClassName(AuthFilter.class.getName());<a name="line.156"></a>
-<span class="sourceLineNo">157</span>        authFilter.setName("AuthenticationFilter");<a name="line.157"></a>
-<span class="sourceLineNo">158</span>        return new Pair&lt;&gt;(authFilter,containerClass);<a name="line.158"></a>
-<span class="sourceLineNo">159</span>      }<a name="line.159"></a>
-<span class="sourceLineNo">160</span>    }<a name="line.160"></a>
-<span class="sourceLineNo">161</span>    return new Pair&lt;&gt;(null, containerClass);<a name="line.161"></a>
-<span class="sourceLineNo">162</span>  }<a name="line.162"></a>
-<span class="sourceLineNo">163</span><a name="line.163"></a>
-<span class="sourceLineNo">164</span>  private static void parseCommandLine(String[] args, RESTServlet servlet) {<a name="line.164"></a>
-<span class="sourceLineNo">165</span>    Options options = new Options();<a name="line.165"></a>
-<span class="sourceLineNo">166</span>    options.addOption("p", "port", true, "Port to bind to [default: " + DEFAULT_LISTEN_PORT + "]");<a name="line.166"></a>
-<span class="sourceLineNo">167</span>    options.addOption("ro", "readonly", false, "Respond only to GET HTTP " +<a name="line.167"></a>
-<span class="sourceLineNo">168</span>      "method requests [default: false]");<a name="line.168"></a>
-<span class="sourceLineNo">169</span>    options.addOption(null, "infoport", true, "Port for web UI");<a name="line.169"></a>
-<span class="sourceLineNo">170</span><a name="line.170"></a>
-<span class="sourceLineNo">171</span>    CommandLine commandLine = null;<a name="line.171"></a>
-<span class="sourceLineNo">172</span>    try {<a name="line.172"></a>
-<span class="sourceLineNo">173</span>      commandLine = new PosixParser().parse(options, args);<a name="line.173"></a>
-<span class="sourceLineNo">174</span>    } catch (ParseException e) {<a name="line.174"></a>
-<span class="sourceLineNo">175</span>      LOG.error("Could not parse: ", e);<a name="line.175"></a>
-<span class="sourceLineNo">176</span>      printUsageAndExit(options, -1);<a name="line.176"></a>
-<span class="sourceLineNo">177</span>    }<a name="line.177"></a>
-<span class="sourceLineNo">178</span><a name="line.178"></a>
-<span class="sourceLineNo">179</span>    // check for user-defined port setting, if so override the conf<a name="line.179"></a>
-<span class="sourceLineNo">180</span>    if (commandLine != null &amp;&amp; commandLine.hasOption("port")) {<a name="line.180"></a>
-<span class="sourceLineNo">181</span>      String val = commandLine.getOptionValue("port");<a name="line.181"></a>
-<span class="sourceLineNo">182</span>      servlet.getConfiguration().setInt("hbase.rest.port", Integer.parseInt(val));<a name="line.182"></a>
-<span class="sourceLineNo">183</span>      if (LOG.isDebugEnabled()) {<a name="line.183"></a>
-<span class="sourceLineNo">184</span>        LOG.debug("port set to " + val);<a name="line.184"></a>
-<span class="sourceLineNo">185</span>      }<a name="line.185"></a>
-<span class="sourceLineNo">186</span>    }<a name="line.186"></a>
-<span class="sourceLineNo">187</span><a name="line.187"></a>
-<span class="sourceLineNo">188</span>    // check if server should only process GET requests, if so override the conf<a name="line.188"></a>
-<span class="sourceLineNo">189</span>    if (commandLine != null &amp;&amp; commandLine.hasOption("readonly")) {<a name="line.189"></a>
-<span class="sourceLineNo">190</span>      servlet.getConfiguration().setBoolean("hbase.rest.readonly", true);<a name="line.190"></a>
-<span class="sourceLineNo">191</span>      if (LOG.isDebugEnabled()) {<a name="line.191"></a>
-<span class="sourceLineNo">192</span>        LOG.debug("readonly set to true");<a name="line.192"></a>
-<span class="sourceLineNo">193</span>      }<a name="line.193"></a>
-<span class="sourceLineNo">194</span>    }<a name="line.194"></a>
-<span class="sourceLineNo">195</span><a name="line.195"></a>
-<span class="sourceLineNo">196</span>    // check for user-defined info server port setting, if so override the conf<a name="line.196"></a>
-<span class="sourceLineNo">197</span>    if (commandLine != null &amp;&amp; commandLine.hasOption("infoport")) {<a name="line.197"></a>
-<span class="sourceLineNo">198</span>      String val = commandLine.getOptionValue("infoport");<a name="line.198"></a>
-<span class="sourceLineNo">199</span>      servlet.getConfiguration().setInt("hbase.rest.info.port", Integer.parseInt(val));<a name="line.199"></a>
-<span class="sourceLineNo">200</span>      if (LOG.isDebugEnabled()) {<a name="line.200"></a>
-<span class="sourceLineNo">201</span>        LOG.debug("Web UI port set to " + val);<a name="line.201"></a>
-<span class="sourceLineNo">202</span>      }<a name="line.202"></a>
-<span class="sourceLineNo">203</span>    }<a name="line.203"></a>
-<span class="sourceLineNo">204</span><a name="line.204"></a>
-<span class="sourceLineNo">205</span>    @SuppressWarnings("unchecked")<a name="line.205"></a>
-<span class="sourceLineNo">206</span>    List&lt;String&gt; remainingArgs = commandLine != null ? commandLine.getArgList() : new ArrayList&lt;&gt;();<a name="line.206"></a>
-<span class="sourceLineNo">207</span>    if (remainingArgs.size() != 1) {<a name="line.207"></a>
-<span class="sourceLineNo">208</span>      printUsageAndExit(options, 1);<a name="line.208"></a>
-<span class="sourceLineNo">209</span>    }<a name="line.209"></a>
-<span class="sourceLineNo">210</span><a name="line.210"></a>
-<span class="sourceLineNo">211</span>    String command = remainingArgs.get(0);<a name="line.211"></a>
-<span class="sourceLineNo">212</span>    if ("start".equals(command)) {<a name="line.212"></a>
-<span class="sourceLineNo">213</span>      // continue and start container<a name="line.213"></a>
-<span class="sourceLineNo">214</span>    } else if ("stop".equals(command)) {<a name="line.214"></a>
-<span class="sourceLineNo">215</span>      System.exit(1);<a name="line.215"></a>
-<span class="sourceLineNo">216</span>    } else {<a name="line.216"></a>
-<span class="sourceLineNo">217</span>      printUsageAndExit(options, 1);<a name="line.217"></a>
-<span class="sourceLineNo">218</span>    }<a name="line.218"></a>
-<span class="sourceLineNo">219</span>  }<a name="line.219"></a>
-<span class="sourceLineNo">220</span><a name="line.220"></a>
-<span class="sourceLineNo">221</span>  /**<a name="line.221"></a>
-<span class="sourceLineNo">222</span>   * The main method for the HBase rest server.<a name="line.222"></a>
-<span class="sourceLineNo">223</span>   * @param args command-line arguments<a name="line.223"></a>
-<span class="sourceLineNo">224</span>   * @throws Exception exception<a name="line.224"></a>
-<span class="sourceLineNo">225</span>   */<a name="line.225"></a>
-<span class="sourceLineNo">226</span>  public static void main(String[] args) throws Exception {<a name="line.226"></a>
-<span class="sourceLineNo">227</span>    LOG.info("***** STARTING service '" + RESTServer.class.getSimpleName() + "' *****");<a name="line.227"></a>
-<span class="sourceLineNo">228</span>    VersionInfo.logVersion();<a name="line.228"></a>
-<span class="sourceLineNo">229</span>    Configuration conf = HBaseConfiguration.create();<a name="line.229"></a>
-<span class="sourceLineNo">230</span>    UserProvider userProvider = UserProvider.instantiate(conf);<a name="line.230"></a>
-<span class="sourceLineNo">231</span>    Pair&lt;FilterHolder, Class&lt;? extends ServletContainer&gt;&gt; pair = loginServerPrincipal(<a name="line.231"></a>
-<span class="sourceLineNo">232</span>      userProvider, conf);<a name="line.232"></a>
-<span class="sourceLineNo">233</span>    FilterHolder authFilter = pair.getFirst();<a name="line.233"></a>
-<span class="sourceLineNo">234</span>    RESTServlet servlet = RESTServlet.getInstance(conf, userProvider);<a name="line.234"></a>
-<span class="sourceLineNo">235</span><a name="line.235"></a>
-<span class="sourceLineNo">236</span>    parseCommandLine(args, servlet);<a name="line.236"></a>
-<span class="sourceLineNo">237</span><a name="line.237"></a>
-<span class="sourceLineNo">238</span>    // set up the Jersey servlet container for Jetty<a name="line.238"></a>
-<span class="sourceLineNo">239</span>    ResourceConfig application = new ResourceConfig().<a name="line.239"></a>
-<span class="sourceLineNo">240</span>        packages("org.apache.hadoop.hbase.rest").register(JacksonJaxbJsonProvider.class);<a name="line.240"></a>
-<span class="sourceLineNo">241</span>    ServletHolder sh = new ServletHolder(new ServletContainer(application));<a name="line.241"></a>
-<span class="sourceLineNo">242</span><a name="line.242"></a>
-<span class="sourceLineNo">243</span>    // Set the default max thread number to 100 to limit<a name="line.243"></a>
-<span class="sourceLineNo">244</span>    // the number of concurrent requests so that REST server doesn't OOM easily.<a name="line.244"></a>
-<span class="sourceLineNo">245</span>    // Jetty set the default max thread number to 250, if we don't set it.<a name="line.245"></a>
-<span class="sourceLineNo">246</span>    //<a name="line.246"></a>
-<span class="sourceLineNo">247</span>    // Our default min thread number 2 is the same as that used by Jetty.<a name="line.247"></a>
-<span class="sourceLineNo">248</span>    int maxThreads = servlet.getConfiguration().getInt(REST_THREAD_POOL_THREADS_MAX, 100);<a name="line.248"></a>
-<span class="sourceLineNo">249</span>    int minThreads = servlet.getConfiguration().getInt(REST_THREAD_POOL_THREADS_MIN, 2);<a name="line.249"></a>
-<span class="sourceLineNo">250</span>    // Use the default queue (unbounded with Jetty 9.3) if the queue size is negative, otherwise use<a name="line.250"></a>
-<span class="sourceLineNo">251</span>    // bounded {@link ArrayBlockingQueue} with the given size<a name="line.251"></a>
-<span class="sourceLineNo">252</span>    int queueSize = servlet.getConfiguration().getInt(REST_THREAD_POOL_TASK_QUEUE_SIZE, -1);<a name="line.252"></a>
-<span class="sourceLineNo">253</span>    int idleTimeout = servlet.getConfiguration().getInt(REST_THREAD_POOL_THREAD_IDLE_TIMEOUT, 60000);<a name="line.253"></a>
-<span class="sourceLineNo">254</span>    QueuedThreadPool threadPool = queueSize &gt; 0 ?<a name="line.254"></a>
-<span class="sourceLineNo">255</span>        new QueuedThreadPool(maxThreads, minThreads, idleTimeout, new ArrayBlockingQueue&lt;&gt;(queueSize)) :<a name="line.255"></a>
-<span class="sourceLineNo">256</span>        new QueuedThreadPool(maxThreads, minThreads, idleTimeout);<a name="line.256"></a>
-<span class="sourceLineNo">257</span><a name="line.257"></a>
-<span class="sourceLineNo">258</span>    Server server = new Server(threadPool);<a name="line.258"></a>
-<span class="sourceLineNo">259</span><a name="line.259"></a>
-<span class="sourceLineNo">260</span>    // Setup JMX<a name="line.260"></a>
-<span class="sourceLineNo">261</span>    MBeanContainer mbContainer=new MBeanContainer(ManagementFactory.getPlatformMBeanServer());<a name="line.261"></a>
-<span class="sourceLineNo">262</span>    server.addEventListener(mbContainer);<a name="line.262"></a>
-<span class="sourceLineNo">263</span>    server.addBean(mbContainer);<a name="line.263"></a>
-<span class="sourceLineNo">264</span><a name="line.264"></a>
-<span class="sourceLineNo">265</span><a name="line.265"></a>
-<span class="sourceLineNo">266</span>    String host = servlet.getConfiguration().get("hbase.rest.host", "0.0.0.0");<a name="line.266"></a>
-<span class="sourceLineNo">267</span>    int servicePort = servlet.getConfiguration().getInt("hbase.rest.port", 8080);<a name="line.267"></a>
-<span class="sourceLineNo">268</span>    HttpConfiguration httpConfig = new HttpConfiguration();<a name="line.268"></a>
-<span class="sourceLineNo">269</span>    httpConfig.setSecureScheme("https");<a name="line.269"></a>
-<span class="sourceLineNo">270</span>    httpConfig.setSecurePort(servicePort);<a name="line.270"></a>
-<span class="sourceLineNo">271</span>    httpConfig.setSendServerVersion(false);<a name="line.271"></a>
-<span class="sourceLineNo">272</span>    httpConfig.setSendDateHeader(false);<a name="line.272"></a>
-<span class="sourceLineNo">273</span><a name="line.273"></a>
-<span class="sourceLineNo">274</span>    ServerConnector serverConnector;<a name="line.274"></a>
-<span class="sourceLineNo">275</span>    if (conf.getBoolean(REST_SSL_ENABLED, false)) {<a name="line.275"></a>
-<span class="sourceLineNo">276</span>      HttpConfiguration httpsConfig = new HttpConfiguration(httpConfig);<a name="line.276"></a>
-<span class="sourceLineNo">277</span>      httpsConfig.addCustomizer(new SecureRequestCustomizer());<a name="line.277"></a>
-<span class="sourceLineNo">278</span><a name="line.278"></a>
-<span class="sourceLineNo">279</span>      SslContextFactory sslCtxFactory = new SslContextFactory();<a name="line.279"></a>
-<span class="sourceLineNo">280</span>      String keystore = conf.get(REST_SSL_KEYSTORE_STORE);<a name="line.280"></a>
-<span class="sourceLineNo">281</span>      String password = HBaseConfiguration.getPassword(conf,<a name="line.281"></a>
-<span class="sourceLineNo">282</span>          REST_SSL_KEYSTORE_PASSWORD, null);<a name="line.282"></a>
-<span class="sourceLineNo">283</span>      String keyPassword = HBaseConfiguration.getPassword(conf,<a name="line.283"></a>
-<span class="sourceLineNo">284</span>          REST_SSL_KEYSTORE_KEYPASSWORD, password);<a name="line.284"></a>
-<span class="sourceLineNo">285</span>      sslCtxFactory.setKeyStorePath(keystore);<a name="line.285"></a>
-<span class="sourceLineNo">286</span>      sslCtxFactory.setKeyStorePassword(password);<a name="line.286"></a>
-<span class="sourceLineNo">287</span>      sslCtxFactory.setKeyManagerPassword(keyPassword);<a name="line.287"></a>
-<span class="sourceLineNo">288</span><a name="line.288"></a>
-<span class="sourceLineNo">289</span>      String[] excludeCiphers = servlet.getConfiguration().getStrings(<a name="line.289"></a>
-<span class="sourceLineNo">290</span>          REST_SSL_EXCLUDE_CIPHER_SUITES, ArrayUtils.EMPTY_STRING_ARRAY);<a name="line.290"></a>
-<span class="sourceLineNo">291</span>      if (excludeCiphers.length != 0) {<a name="line.291"></a>
-<span class="sourceLineNo">292</span>        sslCtxFactory.setExcludeCipherSuites(excludeCiphers);<a name="line.292"></a>
-<span class="sourceLineNo">293</span>      }<a name="line.293"></a>
-<span class="sourceLineNo">294</span>      String[] includeCiphers = servlet.getConfiguration().getStrings(<a name="line.294"></a>
-<span class="sourceLineNo">295</span>          REST_SSL_INCLUDE_CIPHER_SUITES, ArrayUtils.EMPTY_STRING_ARRAY);<a name="line.295"></a>
-<span class="sourceLineNo">296</span>      if (includeCiphers.length != 0) {<a name="line.296"></a>
-<span class="sourceLineNo">297</span>        sslCtxFactory.setIncludeCipherSuites(includeCiphers);<a name="line.297"></a>
-<span class="sourceLineNo">298</span>      }<a name="line.298"></a>
-<span class="sourceLineNo">299</span><a name="line.299"></a>
-<span class="sourceLineNo">300</span>      String[] excludeProtocols = servlet.getConfiguration().getStrings(<a name="line.300"></a>
-<span class="sourceLineNo">301</span>          REST_SSL_EXCLUDE_PROTOCOLS, ArrayUtils.EMPTY_STRING_ARRAY);<a name="line.301"></a>
-<span class="sourceLineNo">302</span>      if (excludeProtocols.length != 0) {<a name="line.302"></a>
-<span class="sourceLineNo">303</span>        sslCtxFactory.setExcludeProtocols(excludeProtocols);<a name="line.303"></a>
-<span class="sourceLineNo">304</span>      }<a name="line.304"></a>
-<span class="sourceLineNo">305</span>      String[] includeProtocols = servlet.getConfiguration().getStrings(<a name="line.305"></a>
-<span class="sourceLineNo">306</span>          REST_SSL_INCLUDE_PROTOCOLS, ArrayUtils.EMPTY_STRING_ARRAY);<a name="line.306"></a>
-<span class="sourceLineNo">307</span>      if (includeProtocols.length != 0) {<a name="line.307"></a>
-<span class="sourceLineNo">308</span>        sslCtxFactory.setIncludeProtocols(includeProtocols);<a name="line.308"></a>
-<span class="sourceLineNo">309</span>      }<a name="line.309"></a>
-<span class="sourceLineNo">310</span><a name="line.310"></a>
-<span class="sourceLineNo">311</span>      serverConnector = new ServerConnector(server,<a name="line.311"></a>
-<span class="sourceLineNo">312</span>          new SslConnectionFactory(sslCtxFactory, HttpVersion.HTTP_1_1.toString()),<a name="line.312"></a>
-<span class="sourceLineNo">313</span>          new HttpConnectionFactory(httpsConfig));<a name="line.313"></a>
-<span class="sourceLineNo">314</span>    } else {<a name="line.314"></a>
-<span class="sourceLineNo">315</span>      serverConnector = new ServerConnector(server, new HttpConnectionFactory(httpConfig));<a name="line.315"></a>
-<span class="sourceLineNo">316</span>    }<a name="line.316"></a>
-<span class="sourceLineNo">317</span><a name="line.317"></a>
-<span class="sourceLineNo">318</span>    int acceptQueueSize = servlet.getConfiguration().getInt(REST_CONNECTOR_ACCEPT_QUEUE_SIZE, -1);<a name="line.318"></a>
-<span class="sourceLineNo">319</span>    if (acceptQueueSize &gt;= 0) {<a name="line.319"></a>
-<span class="sourceLineNo">320</span>      serverConnector.setAcceptQueueSize(acceptQueueSize);<a name="line.320"></a>
-<span class="sourceLineNo">321</span>    }<a name="line.321"></a>
-<span class="sourceLineNo">322</span><a name="line.322"></a>
-<span class="sourceLineNo">323</span>    serverConnector.setPort(servicePort);<a name="line.323"></a>
-<span class="sourceLineNo">324</span>    serverConnector.setHost(host);<a name="line.324"></a>
-<span class="sourceLineNo">325</span><a name="line.325"></a>
-<span class="sourceLineNo">326</span>    server.addConnector(serverConnector);<a name="line.326"></a>
-<span class="sourceLineNo">327</span>    server.setStopAtShutdown(true);<a name="line.327"></a>
-<span class="sourceLineNo">328</span><a name="line.328"></a>
-<span class="sourceLineNo">329</span>    // set up context<a name="line.329"></a>
-<span class="sourceLineNo">330</span>    ServletContextHandler ctxHandler = new ServletContextHandler(server, "/", ServletContextHandler.SESSIONS);<a name="line.330"></a>
-<span class="sourceLineNo">331</span>    ctxHandler.addServlet(sh, PATH_SPEC_ANY);<a name="line.331"></a>
-<span class="sourceLineNo">332</span>    if (authFilter != null) {<a name="line.332"></a>
-<span class="sourceLineNo">333</span>      ctxHandler.addFilter(authFilter, PATH_SPEC_ANY, EnumSet.of(DispatcherType.REQUEST));<a name="line.333"></a>
-<span class="sourceLineNo">334</span>    }<a name="line.334"></a>
-<span class="sourceLineNo">335</span><a name="line.335"></a>
-<span class="sourceLineNo">336</span>    // Load filters from configuration.<a name="line.336"></a>
-<span class="sourceLineNo">337</span>    String[] filterClasses = servlet.getConfiguration().getStrings(FILTER_CLASSES,<a name="line.337"></a>
-<span class="sourceLineNo">338</span>        GzipFilter.class.getName());<a name="line.338"></a>
-<span class="sourceLineNo">339</span>    for (String filter : filterClasses) {<a name="line.339"></a>
-<span class="sourceLineNo">340</span>      filter = filter.trim();<a name="line.340"></a>
-<span class="sourceLineNo">341</span>      ctxHandler.addFilter(filter, PATH_SPEC_ANY, EnumSet.of(DispatcherType.REQUEST));<a name="line.341"></a>
-<span class="sourceLineNo">342</span>    }<a name="line.342"></a>
-<span class="sourceLineNo">343</span>    addCSRFFilter(ctxHandler, conf);<a name="line.343"></a>
-<span class="sourceLineNo">344</span>    HttpServerUtil.constrainHttpMethods(ctxHandler);<a name="line.344"></a>
-<span class="sourceLineNo">345</span><a name="line.345"></a>
-<span class="sourceLineNo">346</span>    // Put up info server.<a name="line.346"></a>
-<span class="sourceLineNo">347</span>    int port = conf.getInt("hbase.rest.info.port", 8085);<a name="line.347"></a>
-<span class="sourceLineNo">348</span>    if (port &gt;= 0) {<a name="line.348"></a>
-<span class="sourceLineNo">349</span>      conf.setLong("startcode", System.currentTimeMillis());<a name="line.349"></a>
-<span class="sourceLineNo">350</span>      String a = conf.get("hbase.rest.info.bindAddress", "0.0.0.0");<a name="line.350"></a>
-<span class="sourceLineNo">351</span>      InfoServer infoServer = new InfoServer("rest", a, port, false, conf);<a name="line.351"></a>
-<span class="sourceLineNo">352</span>      infoServer.setAttribute("hbase.conf", conf);<a name="line.352"></a>
-<span class="sourceLineNo">353</span>      infoServer.start();<a name="line.353"></a>
-<span class="sourceLineNo">354</span>    }<a name="line.354"></a>
-<span class="sourceLineNo">355</span>    try {<a name="line.355"></a>
-<span class="sourceLineNo">356</span>      // start server<a name="line.356"></a>
-<span class="sourceLineNo">357</span>      server.start();<a name="line.357"></a>
-<span class="sourceLineNo">358</span>      server.join();<a name="line.358"></a>
-<span class="sourceLineNo">359</span>    } catch (Exception e) {<a name="line.359"></a>
-<span class="sourceLineNo">360</span>      LOG.error(HBaseMarkers.FATAL, "Failed to start server", e);<a name="line.360"></a>
-<span class="sourceLineNo">361</span>      System.exit(1);<a name="line.361"></a>
-<span class="sourceLineNo">362</span>    }<a name="line.362"></a>
-<span class="sourceLineNo">363</span>    LOG.info("***** STOPPING service '" + RESTServer.class.getSimpleName() + "' *****");<a name="line.363"></a>
-<span class="sourceLineNo">364</span>  }<a name="line.364"></a>
-<span class="sourceLineNo">365</span>}<a name="line.365"></a>
+<span class="sourceLineNo">098</span>  static String REST_HTTP_ALLOW_OPTIONS_METHOD = "hbase.rest.http.allow.options.method";<a name="line.98"></a>
+<span class="sourceLineNo">099</span>  // HTTP OPTIONS method is commonly used in REST APIs for negotiation. So it is enabled by default.<a name="line.99"></a>
+<span class="sourceLineNo">100</span>  private static boolean REST_HTTP_ALLOW_OPTIONS_METHOD_DEFAULT = true;<a name="line.100"></a>
+<span class="sourceLineNo">101</span><a name="line.101"></a>
+<span class="sourceLineNo">102</span>  private static void printUsageAndExit(Options options, int exitCode) {<a name="line.102"></a>
+<span class="sourceLineNo">103</span>    HelpFormatter formatter = new HelpFormatter();<a name="line.103"></a>
+<span class="sourceLineNo">104</span>    formatter.printHelp("hbase rest start", "", options,<a name="line.104"></a>
+<span class="sourceLineNo">105</span>      "\nTo run the REST server as a daemon, execute " +<a name="line.105"></a>
+<span class="sourceLineNo">106</span>      "hbase-daemon.sh start|stop rest [--infoport &lt;port&gt;] [-p &lt;port&gt;] [-ro]\n", true);<a name="line.106"></a>
+<span class="sourceLineNo">107</span>    System.exit(exitCode);<a name="line.107"></a>
+<span class="sourceLineNo">108</span>  }<a name="line.108"></a>
+<span class="sourceLineNo">109</span><a name="line.109"></a>
+<span class="sourceLineNo">110</span>  /**<a name="line.110"></a>
+<span class="sourceLineNo">111</span>   * Returns a list of strings from a comma-delimited configuration value.<a name="line.111"></a>
+<span class="sourceLineNo">112</span>   *<a name="line.112"></a>
+<span class="sourceLineNo">113</span>   * @param conf configuration to check<a name="line.113"></a>
+<span class="sourceLineNo">114</span>   * @param name configuration property name<a name="line.114"></a>
+<span class="sourceLineNo">115</span>   * @param defaultValue default value if no value found for name<a name="line.115"></a>
+<span class="sourceLineNo">116</span>   * @return list of strings from comma-delimited configuration value, or an<a name="line.116"></a>
+<span class="sourceLineNo">117</span>   *     empty list if not found<a name="line.117"></a>
+<span class="sourceLineNo">118</span>   */<a name="line.118"></a>
+<span class="sourceLineNo">119</span>  private static List&lt;String&gt; getTrimmedStringList(Configuration conf,<a name="line.119"></a>
+<span class="sourceLineNo">120</span>    String name, String defaultValue) {<a name="line.120"></a>
+<span class="sourceLineNo">121</span>    String valueString = conf.get(name, defaultValue);<a name="line.121"></a>
+<span class="sourceLineNo">122</span>    if (valueString == null) {<a name="line.122"></a>
+<span class="sourceLineNo">123</span>      return new ArrayList&lt;&gt;();<a name="line.123"></a>
+<span class="sourceLineNo">124</span>    }<a name="line.124"></a>
+<span class="sourceLineNo">125</span>    return new ArrayList&lt;&gt;(StringUtils.getTrimmedStringCollection(valueString));<a name="line.125"></a>
+<span class="sourceLineNo">126</span>  }<a name="line.126"></a>
+<span class="sourceLineNo">127</span><a name="line.127"></a>
+<span class="sourceLineNo">128</span>  static String REST_CSRF_BROWSER_USERAGENTS_REGEX_KEY = "hbase.rest-csrf.browser-useragents-regex";<a name="line.128"></a>
+<span class="sourceLineNo">129</span>  static void addCSRFFilter(ServletContextHandler ctxHandler, Configuration conf) {<a name="line.129"></a>
+<span class="sourceLineNo">130</span>    restCSRFEnabled = conf.getBoolean(REST_CSRF_ENABLED_KEY, REST_CSRF_ENABLED_DEFAULT);<a name="line.130"></a>
+<span class="sourceLineNo">131</span>    if (restCSRFEnabled) {<a name="line.131"></a>
+<span class="sourceLineNo">132</span>      Map&lt;String, String&gt; restCsrfParams = RestCsrfPreventionFilter<a name="line.132"></a>
+<span class="sourceLineNo">133</span>          .getFilterParams(conf, "hbase.rest-csrf.");<a name="line.133"></a>
+<span class="sourceLineNo">134</span>      FilterHolder holder = new FilterHolder();<a name="line.134"></a>
+<span class="sourceLineNo">135</span>      holder.setName("csrf");<a name="line.135"></a>
+<span class="sourceLineNo">136</span>      holder.setClassName(RestCsrfPreventionFilter.class.getName());<a name="line.136"></a>
+<span class="sourceLineNo">137</span>      holder.setInitParameters(restCsrfParams);<a name="line.137"></a>
+<span class="sourceLineNo">138</span>      ctxHandler.addFilter(holder, PATH_SPEC_ANY, EnumSet.allOf(DispatcherType.class));<a name="line.138"></a>
+<span class="sourceLineNo">139</span>    }<a name="line.139"></a>
+<span class="sourceLineNo">140</span>  }<a name="line.140"></a>
+<span class="sourceLineNo">141</span><a name="line.141"></a>
+<span class="sourceLineNo">142</span>  // login the server principal (if using secure Hadoop)<a name="line.142"></a>
+<span class="sourceLineNo">143</span>  private static Pair&lt;FilterHolder, Class&lt;? extends ServletContainer&gt;&gt; loginServerPrincipal(<a name="line.143"></a>
+<span class="sourceLineNo">144</span>    UserProvider userProvider, Configuration conf) throws Exception {<a name="line.144"></a>
+<span class="sourceLineNo">145</span>    Class&lt;? extends ServletContainer&gt; containerClass = ServletContainer.class;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>    if (userProvider.isHadoopSecurityEnabled() &amp;&amp; userProvider.isHBaseSecurityEnabled()) {<a name="line.146"></a>
+<span class="sourceLineNo">147</span>      String machineName = Strings.domainNamePointerToHostName(<a name="line.147"></a>
+<span class="sourceLineNo">148</span>        DNS.getDefaultHost(conf.get(REST_DNS_INTERFACE, "default"),<a name="line.148"></a>
+<span class="sourceLineNo">149</span>          conf.get(REST_DNS_NAMESERVER, "default")));<a name="line.149"></a>
+<span class="sourceLineNo">150</span>      String keytabFilename = conf.get(REST_KEYTAB_FILE);<a name="line.150"></a>
+<span class="sourceLineNo">151</span>      Preconditions.checkArgument(keytabFilename != null &amp;&amp; !keytabFilename.isEmpty(),<a name="line.151"></a>
+<span class="sourceLineNo">152</span>        REST_KEYTAB_FILE + " should be set if security is enabled");<a name="line.152"></a>
+<span class="sourceLineNo">153</span>      String principalConfig = conf.get(REST_KERBEROS_PRINCIPAL);<a name="line.153"></a>
+<span class="sourceLineNo">154</span>      Preconditions.checkArgument(principalConfig != null &amp;&amp; !principalConfig.isEmpty(),<a name="line.154"></a>
+<span class="sourceLineNo">155</span>        REST_KERBEROS_PRINCIPAL + " should be set if security is enabled");<a name="line.155"></a>
+<span class="sourceLineNo">156</span>      userProvider.login(REST_KEYTAB_FILE, REST_KERBEROS_PRINCIPAL, machineName);<a name="line.156"></a>
+<span class="sourceLineNo">157</span>      if (conf.get(REST_AUTHENTICATION_TYPE) != null) {<a name="line.157"></a>
+<span class="sourceLineNo">158</span>        containerClass = RESTServletContainer.class;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>        FilterHolder authFilter = new FilterHolder();<a name="line.159"></a>
+<span class="sourceLineNo">160</span>        authFilter.setClassName(AuthFilter.class.getName());<a name="line.160"></a>
+<span class="sourceLineNo">161</span>        authFilter.setName("AuthenticationFilter");<a name="line.161"></a>
+<span class="sourceLineNo">162</span>        return new Pair&lt;&gt;(authFilter,containerClass);<a name="line.162"></a>
+<span class="sourceLineNo">163</span>      }<a name="line.163"></a>
+<span class="sourceLineNo">164</span>    }<a name="line.164"></a>
+<span class="sourceLineNo">165</span>    return new Pair&lt;&gt;(null, containerClass);<a name="line.165"></a>
+<span class="sourceLineNo">166</span>  }<a name="line.166"></a>
+<span class="sourceLineNo">167</span><a name="line.167"></a>
+<span class="sourceLineNo">168</span>  private static void parseCommandLine(String[] args, RESTServlet servlet) {<a name="line.168"></a>
+<span class="sourceLineNo">169</span>    Options options = new Options();<a name="line.169"></a>
+<span class="sourceLineNo">170</span>    options.addOption("p", "port", true, "Port to bind to [default: " + DEFAULT_LISTEN_PORT + "]");<a name="line.170"></a>
+<span class="sourceLineNo">171</span>    options.addOption("ro", "readonly", false, "Respond only to GET HTTP " +<a name="line.171"></a>
+<span class="sourceLineNo">172</span>      "method requests [default: false]");<a name="line.172"></a>
+<span class="sourceLineNo">173</span>    options.addOption(null, "infoport", true, "Port for web UI");<a name="line.173"></a>
+<span class="sourceLineNo">174</span><a name="line.174"></a>
+<span class="sourceLineNo">175</span>    CommandLine commandLine = null;<a name="line.175"></a>
+<span class="sourceLineNo">176</span>    try {<a name="line.176"></a>
+<span class="sourceLineNo">177</span>      commandLine = new PosixParser().parse(options, args);<a name="line.177"></a>
+<span class="sourceLineNo">178</span>    } catch (ParseException e) {<a name="line.178"></a>
+<span class="sourceLineNo">179</span>      LOG.error("Could not parse: ", e);<a name="line.179"></a>
+<span class="sourceLineNo">180</span>      printUsageAndExit(options, -1);<a name="line.180"></a>
+<span class="sourceLineNo">181</span>    }<a name="line.181"></a>
+<span class="sourceLineNo">182</span><a name="line.182"></a>
+<span class="sourceLineNo">183</span>    // check for user-defined port setting, if so override the conf<a name="line.183"></a>
+<span class="sourceLineNo">184</span>    if (commandLine != null &amp;&amp; commandLine.hasOption("port")) {<a name="line.184"></a>
+<span class="sourceLineNo">185</span>      String val = commandLine.getOptionValue("port");<a name="line.185"></a>
+<span class="sourceLineNo">186</span>      servlet.getConfiguration().setInt("hbase.rest.port", Integer.parseInt(val));<a name="line.186"></a>
+<span class="sourceLineNo">187</span>      if (LOG.isDebugEnabled()) {<a name="line.187"></a>
+<span class="sourceLineNo">188</span>        LOG.debug("port set to " + val);<a name="line.188"></a>
+<span class="sourceLineNo">189</span>      }<a name="line.189"></a>
+<span class="sourceLineNo">190</span>    }<a name="line.190"></a>
+<span class="sourceLineNo">191</span><a name="line.191"></a>
+<span class="sourceLineNo">192</span>    // check if server should only process GET requests, if so override the conf<a name="line.192"></a>
+<span class="sourceLineNo">193</span>    if (commandLine != null &amp;&amp; commandLine.hasOption("readonly")) {<a name="line.193"></a>
+<span class="sourceLineNo">194</span>      servlet.getConfiguration().setBoolean("hbase.rest.readonly", true);<a name="line.194"></a>
+<span class="sourceLineNo">195</span>      if (LOG.isDebugEnabled()) {<a name="line.195"></a>
+<span class="sourceLineNo">196</span>        LOG.debug("readonly set to true");<a name="line.196"></a>
+<span class="sourceLineNo">197</span>      }<a name="line.197"></a>
+<span class="sourceLineNo">198</span>    }<a name="line.198"></a>
+<span class="sourceLineNo">199</span><a name="line.199"></a>
+<span class="sourceLineNo">200</span>    // check for user-defined info server port setting, if so override the conf<a name="line.200"></a>
+<span class="sourceLineNo">201</span>    if (commandLine != null &amp;&amp; commandLine.hasOption("infoport")) {<a name="line.201"></a>
+<span class="sourceLineNo">202</span>      String val = commandLine.getOptionValue("infoport");<a name="line.202"></a>
+<span class="sourceLineNo">203</span>      servlet.getConfiguration().setInt("hbase.rest.info.port", Integer.parseInt(val));<a name="line.203"></a>
+<span class="sourceLineNo">204</span>      if (LOG.isDebugEnabled()) {<a name="line.204"></a>
+<span class="sourceLineNo">205</span>        LOG.debug("Web UI port set to " + val);<a name="line.205"></a>
+<span class="sourceLineNo">206</span>      }<a name="line.206"></a>
+<span class="sourceLineNo">207</span>    }<a name="line.207"></a>
+<span class="sourceLineNo">208</span><a name="line.208"></a>
+<span class="sourceLineNo">209</span>    @SuppressWarnings("unchecked")<a name="line.209"></a>
+<span class="sourceLineNo">210</span>    List&lt;String&gt; remainingArgs = commandLine != null ? commandLine.getArgList() : new ArrayList&lt;&gt;();<a name="line.210"></a>
+<span class="sourceLineNo">211</span>    if (remainingArgs.size() != 1) {<a name="line.211"></a>
+<span class="sourceLineNo">212</span>      printUsageAndExit(options, 1);<a name="line.212"></a>
+<span class="sourceLineNo">213</span>    }<a name="line.213"></a>
+<span class="sourceLineNo">214</span><a name="line.214"></a>
+<span class="sourceLineNo">215</span>    String command = remainingArgs.get(0);<a name="line.215"></a>
+<span class="sourceLineNo">216</span>    if ("start".equals(command)) {<a name="line.216"></a>
+<span class="sourceLineNo">217</span>      // continue and start container<a name="line.217"></a>
+<span class="sourceLineNo">218</span>    } else if ("stop".equals(command)) {<a name="line.218"></a>
+<span class="sourceLineNo">219</span>      System.exit(1);<a name="line.219"></a>
+<span class="sourceLineNo">220</span>    } else {<a name="line.220"></a>
+<span class="sourceLineNo">221</span>      printUsageAndExit(options, 1);<a name="line.221"></a>
+<span class="sourceLineNo">222</span>    }<a name="line.222"></a>
+<span class="sourceLineNo">223</span>  }<a name="line.223"></a>
+<span class="sourceLineNo">224</span><a name="line.224"></a>
+<span class="sourceLineNo">225</span>  /**<a name="line.225"></a>
+<span class="sourceLineNo">226</span>   * The main method for the HBase rest server.<a name="line.226"></a>
+<span class="sourceLineNo">227</span>   * @param args command-line arguments<a name="line.227"></a>
+<span class="sourceLineNo">228</span>   * @throws Exception exception<a name="line.228"></a>
+<span class="sourceLineNo">229</span>   */<a name="line.229"></a>
+<span class="sourceLineNo">230</span>  public static void main(String[] args) throws Exception {<a name="line.230"></a>
+<span class="sourceLineNo">231</span>    LOG.info("***** STARTING service '" + RESTServer.class.getSimpleName() + "' *****");<a name="line.231"></a>
+<span class="sourceLineNo">232</span>    VersionInfo.logVersion();<a name="line.232"></a>
+<span class="sourceLineNo">233</span>    Configuration conf = HBaseConfiguration.create();<a name="line.233"></a>
+<span class="sourceLineNo">234</span>    UserProvider userProvider = UserProvider.instantiate(conf);<a name="line.234"></a>
+<span class="sourceLineNo">235</span>    Pair&lt;FilterHolder, Class&lt;? extends ServletContainer&gt;&gt; pair = loginServerPrincipal(<a name="line.235"></a>
+<span class="sourceLineNo">236</span>      userProvider, conf);<a name="line.236"></a>
+<span class="sourceLineNo">237</span>    FilterHolder authFilter = pair.getFirst();<a name="line.237"></a>
+<span class="sourceLineNo">238</span>    RESTServlet servlet = RESTServlet.getInstance(conf, userProvider);<a name="line.238"></a>
+<span class="sourceLineNo">239</span><a name="line.239"></a>
+<span class="sourceLineNo">240</span>    parseCommandLine(args, servlet);<a name="line.240"></a>
+<span class="sourceLineNo">241</span><a name="line.241"></a>
+<span class="sourceLineNo">242</span>    // set up the Jersey servlet container for Jetty<a name="line.242"></a>
+<span class="sourceLineNo">243</span>    ResourceConfig application = new ResourceConfig().<a name="line.243"></a>
+<span class="sourceLineNo">244</span>        packages("org.apache.hadoop.hbase.rest").register(JacksonJaxbJsonProvider.class);<a name="line.244"></a>
+<span class="sourceLineNo">245</span>    ServletHolder sh = new ServletHolder(new ServletContainer(application));<a name="line.245"></a>
+<span class="sourceLineNo">246</span><a name="line.246"></a>
+<span class="sourceLineNo">247</span>    // Set the default max thread number to 100 to limit<a name="line.247"></a>
+<span class="sourceLineNo">248</span>    // the number of concurrent requests so that REST server doesn't OOM easily.<a name="line.248"></a>
+<span class="sourceLineNo">249</span>    // Jetty set the default max thread number to 250, if we don't set it.<a name="line.249"></a>
+<span class="sourceLineNo">250</span>    //<a name="line.250"></a>
+<span class="sourceLineNo">251</span>    // Our default min thread number 2 is the same as that used by Jetty.<a name="line.251"></a>
+<span class="sourceLineNo">252</span>    int maxThreads = servlet.getConfiguration().getInt(REST_THREAD_POOL_THREADS_MAX, 100);<a name="line.252"></a>
+<span class="sourceLineNo">253</span>    int minThreads = servlet.getConfiguration().getInt(REST_THREAD_POOL_THREADS_MIN, 2);<a name="line.253"></a>
+<span class="sourceLineNo">254</span>    // Use the default queue (unbounded with Jetty 9.3) if the queue size is negative, otherwise use<a name="line.254"></a>
+<span class="sourceLineNo">255</span>    // bounded {@link ArrayBlockingQueue} with the given size<a name="line.255"></a>
+<span class="sourceLineNo">256</span>    int queueSize = servlet.getConfiguration().getInt(REST_THREAD_POOL_TASK_QUEUE_SIZE, -1);<a name="line.256"></a>
+<span class="sourceLineNo">257</span>    int idleTimeout = servlet.getConfiguration().getInt(REST_THREAD_POOL_THREAD_IDLE_TIMEOUT, 60000);<a name="line.257"></a>
+<span class="sourceLineNo">258</span>    QueuedThreadPool threadPool = queueSize &gt; 0 ?<a name="line.258"></a>
+<span class="sourceLineNo">259</span>        new QueuedThreadPool(maxThreads, minThreads, idleTimeout, new ArrayBlockingQueue&lt;&gt;(queueSize)) :<a name="line.259"></a>
+<span class="sourceLineNo">260</span>        new QueuedThreadPool(maxThreads, minThreads, idleTimeout);<a name="line.260"></a>
+<span class="sourceLineNo">261</span><a name="line.261"></a>
+<span class="sourceLineNo">262</span>    Server server = new Server(threadPool);<a name="line.262"></a>
+<span class="sourceLineNo">263</span><a name="line.263"></a>
+<span class="sourceLineNo">264</span>    // Setup JMX<a name="line.264"></a>
+<span class="sourceLineNo">265</span>    MBeanContainer mbContainer=new MBeanContainer(ManagementFactory.getPlatformMBeanServer());<a name="line.265"></a>
+<span class="sourceLineNo">266</span>    server.addEventListener(mbContainer);<a name="line.266"></a>
+<span class="sourceLineNo">267</span>    server.addBean(mbContainer);<a name="line.267"></a>
+<span class="sourceLineNo">268</span><a name="line.268"></a>
+<span class="sourceLineNo">269</span><a name="line.269"></a>
+<span class="sourceLineNo">270</span>    String host = servlet.getConfiguration().get("hbase.rest.host", "0.0.0.0");<a name="line.270"></a>
+<span class="sourceLineNo">271</span>    int servicePort = servlet.getConfiguration().getInt("hbase.rest.port", 8080);<a name="line.271"></a>
+<span class="sourceLineNo">272</span>    HttpConfiguration httpConfig = new HttpConfiguration();<a name="line.272"></a>
+<span class="sourceLineNo">273</span>    httpConfig.setSecureScheme("https");<a name="line.273"></a>
+<span class="sourceLineNo">274</span>    httpConfig.setSecurePort(servicePort);<a name="line.274"></a>
+<span class="sourceLineNo">275</span>    httpConfig.setSendServerVersion(false);<a name="line.275"></a>
+<span class="sourceLineNo">276</span>    httpConfig.setSendDateHeader(false);<a name="line.276"></a>
+<span class="sourceLineNo">277</span><a name="line.277"></a>
+<span class="sourceLineNo">278</span>    ServerConnector serverConnector;<a name="line.278"></a>
+<span class="sourceLineNo">279</span>    if (conf.getBoolean(REST_SSL_ENABLED, false)) {<a name="line.279"></a>
+<span class="sourceLineNo">280</span>      HttpConfiguration httpsConfig = new HttpConfiguration(httpConfig);<a name="line.280"></a>
+<span class="sourceLineNo">281</span>      httpsConfig.addCustomizer(new SecureRequestCustomizer());<a name="line.281"></a>
+<span class="sourceLineNo">282</span><a name="line.282"></a>
+<span class="sourceLineNo">283</span>      SslContextFactory sslCtxFactory = new SslContextFactory();<a name="line.283"></a>
+<span class="sourceLineNo">284</span>      String keystore = conf.get(REST_SSL_KEYSTORE_STORE);<a name="line.284"></a>
+<span class="sourceLineNo">285</span>      String password = HBaseConfiguration.getPassword(conf,<a name="line.285"></a>
+<span class="sourceLineNo">286</span>          REST_SSL_KEYSTORE_PASSWORD, null);<a name="line.286"></a>
+<span class="sourceLineNo">287</span>      String keyPassword = HBaseConfiguration.getPassword(conf,<a name="line.287"></a>
+<span class="sourceLineNo">288</span>          REST_SSL_KEYSTORE_KEYPASSWORD, password);<a name="line.288"></a>
+<span class="sourceLineNo">289</span>      sslCtxFactory.setKeyStorePath(keystore);<a name="line.289"></a>
+<span class="sourceLineNo">290</span>      sslCtxFactory.setKeyStorePassword(password);<a name="line.290"></a>
+<span class="sourceLineNo">291</span>      sslCtxFactory.setKeyManagerPassword(keyPassword);<a name="line.291"></a>
+<span class="sourceLineNo">292</span><a name="line.292"></a>
+<span class="sourceLineNo">293</span>      String[] excludeCiphers = servlet.getConfiguration().getStrings(<a name="line.293"></a>
+<span class="sourceLineNo">294</span>          REST_SSL_EXCLUDE_CIPHER_SUITES, ArrayUtils.EMPTY_STRING_ARRAY);<a name="line.294"></a>
+<span class="sourceLineNo">295</span>      if (excludeCiphers.length != 0) {<a name="line.295"></a>
+<span class="sourceLineNo">296</span>        sslCtxFactory.setExcludeCipherSuites(excludeCiphers);<a name="line.296"></a>
+<span class="sourceLineNo">297</span>      }<a name="line.297"></a>
+<span class="sourceLineNo">298</span>      String[] includeCiphers = servlet.getConfiguration().getStrings(<a name="line.298"></a>
+<span class="sourceLineNo">299</span>          REST_SSL_INCLUDE_CIPHER_SUITES, ArrayUtils.EMPTY_STRING_ARRAY);<a name="line.299"></a>
+<span class="sourceLineNo">300</span>      if (includeCiphers.length != 0) {<a name="line.300"></a>
+<span class="sourceLineNo">301</span>        sslCtxFactory.setIncludeCipherSuites(includeCiphers);<a name="line.301"></a>
+<span class="sourceLineNo">302</span>      }<a name="line.302"></a>
+<span class="sourceLineNo">303</span><a name="line.303"></a>
+<span class="sourceLineNo">304</span>      String[] excludeProtocols = servlet.getConfiguration().getStrings(<a name="line.304"></a>
+<span class="sourceLineNo">305</span>          REST_SSL_EXCLUDE_PROTOCOLS, ArrayUtils.EMPTY_STRING_ARRAY);<a name="line.305"></a>
+<span class="sourceLineNo">306</span>      if (excludeProtocols.length != 0) {<a name="line.306"></a>
+<span class="sourceLineNo">307</span>        sslCtxFactory.setExcludeProtocols(excludeProtocols);<a name="line.307"></a>
+<span class="sourceLineNo">308</span>      }<a name="line.308"></a>
+<span class="sourceLineNo">309</span>      String[] includeProtocols = servlet.getConfiguration().getStrings(<a name="line.309"></a>
+<span class="sourceLineNo">310</span>          REST_SSL_INCLUDE_PROTOCOLS, ArrayUtils.EMPTY_STRING_ARRAY);<a name="line.310"></a>
+<span class="sourceLineNo">311</span>      if (includeProtocols.length != 0) {<a name="line.311"></a>
+<span class="sourceLineNo">312</span>        sslCtxFactory.setIncludeProtocols(includeProtocols);<a name="line.312"></a>
+<span class="sourceLineNo">313</span>      }<a name="line.313"></a>
+<span class="sourceLineNo">314</span><a name="line.314"></a>
+<span class="sourceLineNo">315</span>      serverConnector = new ServerConnector(server,<a name="line.315"></a>
+<span class="sourceLineNo">316</span>          new SslConnectionFactory(sslCtxFactory, HttpVersion.HTTP_1_1.toString()),<a name="line.316"></a>
+<span class="sourceLineNo">317</span>          new HttpConnectionFactory(httpsConfig));<a name="line.317"></a>
+<span class="sourceLineNo">318</span>    } else {<a name="line.318"></a>
+<span class="sourceLineNo">319</span>      serverConnector = new ServerConnector(server, new HttpConnectionFactory(httpConfig));<a name="line.319"></a>
+<span class="sourceLineNo">320</span>    }<a name="line.320"></a>
+<span class="sourceLineNo">321</span><a name="line.321"></a>
+<span class="sourceLineNo">322</span>    int acceptQueueSize = servlet.getConfiguration().getInt(REST_CONNECTOR_ACCEPT_QUEUE_SIZE, -1);<a name="line.322"></a>
+<span class="sourceLineNo">323</span>    if (acceptQueueSize &gt;= 0) {<a name="line.323"></a>
+<span class="sourceLineNo">324</span>      serverConnector.setAcceptQueueSize(acceptQueueSize);<a name="line.324"></a>
+<span class="sourceLineNo">325</span>    }<a name="line.325"></a>
+<span class="sourceLineNo">326</span><a name="line.326"></a>
+<span class="sourceLineNo">327</span>    serverConnector.setPort(servicePort);<a name="line.327"></a>
+<span class="sourceLineNo">328</span>    serverConnector.setHost(host);<a name="line.328"></a>
+<span class="sourceLineNo">329</span><a name="line.329"></a>
+<span class="sourceLineNo">330</span>    server.addConnector(serverConnector);<a name="line.330"></a>
+<span class="sourceLineNo">331</span>    server.setStopAtShutdown(true);<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span>    // set up context<a name="line.333"></a>
+<span class="sourceLineNo">334</span>    ServletContextHandler ctxHandler = new ServletContextHandler(server, "/", ServletContextHandler.SESSIONS);<a name="line.334"></a>
+<span class="sourceLineNo">335</span>    ctxHandler.addServlet(sh, PATH_SPEC_ANY);<a name="line.335"></a>
+<span class="sourceLineNo">336</span>    if (authFilter != null) {<a name="line.336"></a>
+<span class="sourceLineNo">337</span>      ctxHandler.addFilter(authFilter, PATH_SPEC_ANY, EnumSet.of(DispatcherType.REQUEST));<a name="line.337"></a>
+<span class="sourceLineNo">338</span>    }<a name="line.338"></a>
+<span class="sourceLineNo">339</span><a name="line.339"></a>
+<span class="sourceLineNo">340</span>    // Load filters from configuration.<a name="line.340"></a>
+<span class="sourceLineNo">341</span>    String[] filterClasses = servlet.getConfiguration().getStrings(FILTER_CLASSES,<a name="line.341"></a>
+<span class="sourceLineNo">342</span>        GzipFilter.class.getName());<a name="line.342"></a>
+<span class="sourceLineNo">343</span>    for (String filter : filterClasses) {<a name="line.343"></a>
+<span class="sourceLineNo">344</span>      filter = filter.trim();<a name="line.344"></a>
+<span class="sourceLineNo">345</span>      ctxHandler.addFilter(filter, PATH_SPEC_ANY, EnumSet.of(DispatcherType.REQUEST));<a name="line.345"></a>
+<span class="sourceLineNo">346</span>    }<a name="line.346"></a>
+<span class="sourceLineNo">347</span>    addCSRFFilter(ctxHandler, conf);<a name="line.347"></a>
+<span class="sourceLineNo">348</span>    HttpServerUtil.constrainHttpMethods(ctxHandler, servlet.getConfiguration()<a name="line.348"></a>
+<span class="sourceLineNo">349</span>        .getBoolean(REST_HTTP_ALLOW_OPTIONS_METHOD, REST_HTTP_ALLOW_OPTIONS_METHOD_DEFAULT));<a name="line.349"></a>
+<span class="sourceLineNo">350</span><a name="line.350"></a>
+<span class="sourceLineNo">351</span>    // Put up info server.<a name="line.351"></a>
+<span class="sourceLineNo">352</span>    int port = conf.getInt("hbase.rest.info.port", 8085);<a name="line.352"></a>
+<span class="sourceLineNo">353</span>    if (port &gt;= 0) {<a name="line.353"></a>
+<span class="sourceLineNo">354</span>      conf.setLong("startcode", System.currentTimeMillis());<a name="line.354"></a>
+<span class="sourceLineNo">355</span>      String a = conf.get("hbase.rest.info.bindAddress", "0.0.0.0");<a name="line.355"></a>
+<span class="sourceLineNo">356</span>      InfoServer infoServer = new InfoServer("rest", a, port, false, conf);<a name="line.356"></a>
+<span class="sourceLineNo">357</span>      infoServer.setAttribute("hbase.conf", conf);<a name="line.357"></a>
+<span class="sourceLineNo">358</span>      infoServer.start();<a name="line.358"></a>
+<span class="sourceLineNo">359</span>    }<a name="line.359"></a>
+<span class="sourceLineNo">360</span>    try {<a name="line.360"></a>
+<span class="sourceLineNo">361</span>      // start server<a name="line.361"></a>
+<span class="sourceLineNo">362</span>      server.start();<a name="line.362"></a>
+<span class="sourceLineNo">363</span>      server.join();<a name="line.363"></a>
+<span class="sourceLineNo">364</span>    } catch (Exception e) {<a name="line.364"></a>
+<span class="sourceLineNo">365</span>      LOG.error(HBaseMarkers.FATAL, "Failed to start server", e);<a name="line.365"></a>
+<span class="sourceLineNo">366</span>      System.exit(1);<a name="line.366"></a>
+<span class="sourceLineNo">367</span>    }<a name="line.367"></a>
+<span class="sourceLineNo">368</span>    LOG.info("***** STOPPING service '" + RESTServer.class.getSimpleName() + "' *****");<a name="line.368"></a>
+<span class="sourceLineNo">369</span>  }<a name="line.369"></a>
+<span class="sourceLineNo">370</span>}<a name="line.370"></a>