http://git-wip-us.apache.org/repos/asf/hbase-site/blob/293abb17/devapidocs/src-html/org/apache/hadoop/hbase/tool/Canary.RegionMonitor.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/tool/Canary.RegionMonitor.html b/devapidocs/src-html/org/apache/hadoop/hbase/tool/Canary.RegionMonitor.html index 1b52048..ce887a2 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/tool/Canary.RegionMonitor.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/tool/Canary.RegionMonitor.html @@ -594,1003 +594,1033 @@ <span class="sourceLineNo">586</span> private boolean failOnError = true;<a name="line.586"></a> <span class="sourceLineNo">587</span> private boolean regionServerMode = false;<a name="line.587"></a> <span class="sourceLineNo">588</span> private boolean zookeeperMode = false;<a name="line.588"></a> -<span class="sourceLineNo">589</span> private boolean regionServerAllRegions = false;<a 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class="sourceLineNo">625</span> if (index >= 0) {<a name="line.625"></a> +<span class="sourceLineNo">626</span> // command line args must be in the form: [opts] [table 1 [table 2 ...]]<a name="line.626"></a> +<span class="sourceLineNo">627</span> System.err.println("Invalid command line options");<a name="line.627"></a> +<span class="sourceLineNo">628</span> printUsageAndExit();<a name="line.628"></a> +<span class="sourceLineNo">629</span> }<a name="line.629"></a> +<span class="sourceLineNo">630</span><a name="line.630"></a> +<span class="sourceLineNo">631</span> if (cmd.equals("-help")) {<a name="line.631"></a> +<span class="sourceLineNo">632</span> // user asked for help, print the help and quit.<a name="line.632"></a> +<span class="sourceLineNo">633</span> printUsageAndExit();<a name="line.633"></a> +<span class="sourceLineNo">634</span> } else if (cmd.equals("-daemon") && interval == 0) {<a name="line.634"></a> +<span class="sourceLineNo">635</span> // user asked for daemon mode, 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class="sourceLineNo">668</span> System.err.println("-t needs a numeric value argument.");<a name="line.668"></a> +<span class="sourceLineNo">669</span> printUsageAndExit();<a name="line.669"></a> +<span class="sourceLineNo">670</span> }<a name="line.670"></a> +<span class="sourceLineNo">671</span><a name="line.671"></a> +<span class="sourceLineNo">672</span> try {<a name="line.672"></a> +<span class="sourceLineNo">673</span> this.timeout = Long.parseLong(args[i]);<a name="line.673"></a> +<span class="sourceLineNo">674</span> } catch (NumberFormatException e) {<a name="line.674"></a> +<span class="sourceLineNo">675</span> System.err.println("-t needs a numeric value argument.");<a name="line.675"></a> +<span class="sourceLineNo">676</span> printUsageAndExit();<a name="line.676"></a> +<span class="sourceLineNo">677</span> }<a name="line.677"></a> +<span class="sourceLineNo">678</span> } else if(cmd.equals("-writeTableTimeout")) {<a name="line.678"></a> +<span class="sourceLineNo">679</span> i++;<a name="line.679"></a> +<span class="sourceLineNo">680</span><a name="line.680"></a> +<span class="sourceLineNo">681</span> if (i == args.length) {<a name="line.681"></a> +<span class="sourceLineNo">682</span> System.err.println("-writeTableTimeout needs a numeric value argument.");<a name="line.682"></a> +<span class="sourceLineNo">683</span> printUsageAndExit();<a name="line.683"></a> +<span class="sourceLineNo">684</span> }<a name="line.684"></a> +<span class="sourceLineNo">685</span><a name="line.685"></a> +<span class="sourceLineNo">686</span> try {<a name="line.686"></a> +<span class="sourceLineNo">687</span> this.configuredWriteTableTimeout = Long.parseLong(args[i]);<a name="line.687"></a> +<span class="sourceLineNo">688</span> } catch (NumberFormatException e) {<a name="line.688"></a> +<span class="sourceLineNo">689</span> System.err.println("-writeTableTimeout needs a numeric value argument.");<a name="line.689"></a> +<span 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name="line.713"></a> +<span class="sourceLineNo">714</span> System.err.println("-readTableTimeouts needs a comma-separated list of read timeouts per table (without spaces).");<a name="line.714"></a> +<span class="sourceLineNo">715</span> printUsageAndExit();<a name="line.715"></a> +<span class="sourceLineNo">716</span> }<a name="line.716"></a> +<span class="sourceLineNo">717</span> String [] tableTimeouts = args[i].split(",");<a name="line.717"></a> +<span class="sourceLineNo">718</span> for (String tT: tableTimeouts) {<a name="line.718"></a> +<span class="sourceLineNo">719</span> String [] nameTimeout = tT.split("=");<a name="line.719"></a> +<span class="sourceLineNo">720</span> if (nameTimeout.length < 2) {<a name="line.720"></a> +<span class="sourceLineNo">721</span> System.err.println("Each -readTableTimeouts argument must be of the form <tableName>=<read timeout>.");<a name="line.721"></a> +<span class="sourceLineNo">722</span> printUsageAndExit();<a name="line.722"></a> +<span class="sourceLineNo">723</span> }<a name="line.723"></a> +<span class="sourceLineNo">724</span> long timeoutVal = 0L;<a name="line.724"></a> +<span class="sourceLineNo">725</span> try {<a name="line.725"></a> +<span class="sourceLineNo">726</span> timeoutVal = Long.parseLong(nameTimeout[1]);<a name="line.726"></a> +<span class="sourceLineNo">727</span> } catch (NumberFormatException e) {<a name="line.727"></a> +<span class="sourceLineNo">728</span> System.err.println("-readTableTimeouts read timeout for each table must be a numeric value argument.");<a name="line.728"></a> +<span class="sourceLineNo">729</span> printUsageAndExit();<a name="line.729"></a> +<span class="sourceLineNo">730</span> }<a name="line.730"></a> +<span class="sourceLineNo">731</span> this.configuredReadTableTimeouts.put(nameTimeout[0], timeoutVal);<a name="line.731"></a> +<span class="sourceLineNo">732</span> }<a name="line.732"></a> +<span class="sourceLineNo">733</span> } else if (cmd.equals("-permittedZookeeperFailures")) {<a name="line.733"></a> +<span class="sourceLineNo">734</span> i++;<a name="line.734"></a> +<span class="sourceLineNo">735</span><a name="line.735"></a> +<span class="sourceLineNo">736</span> if (i == args.length) {<a name="line.736"></a> +<span class="sourceLineNo">737</span> System.err.println("-permittedZookeeperFailures needs a numeric value argument.");<a name="line.737"></a> +<span class="sourceLineNo">738</span> printUsageAndExit();<a name="line.738"></a> +<span class="sourceLineNo">739</span> }<a name="line.739"></a> +<span class="sourceLineNo">740</span> try {<a name="line.740"></a> +<span class="sourceLineNo">741</span> this.permittedFailures = Long.parseLong(args[i]);<a name="line.741"></a> +<span class="sourceLineNo">742</span> } catch (NumberFormatException e) {<a name="line.742"></a> +<span class="sourceLineNo">743</span> System.err.println("-permittedZookeeperFailures needs a numeric value argument.");<a name="line.743"></a> +<span class="sourceLineNo">744</span> printUsageAndExit();<a name="line.744"></a> +<span class="sourceLineNo">745</span> }<a name="line.745"></a> +<span class="sourceLineNo">746</span> } else {<a name="line.746"></a> +<span class="sourceLineNo">747</span> // no options match<a name="line.747"></a> +<span class="sourceLineNo">748</span> System.err.println(cmd + " options is invalid.");<a name="line.748"></a> +<span class="sourceLineNo">749</span> printUsageAndExit();<a name="line.749"></a> +<span class="sourceLineNo">750</span> }<a name="line.750"></a> +<span class="sourceLineNo">751</span> } else if (index < 0) {<a name="line.751"></a> +<span class="sourceLineNo">752</span> // keep track of first table name specified by the user<a name="line.752"></a> +<span class="sourceLineNo">753</span> index = i;<a name="line.753"></a> +<span class="sourceLineNo">754</span> }<a name="line.754"></a> +<span class="sourceLineNo">755</span> }<a name="line.755"></a> +<span class="sourceLineNo">756</span> if (this.regionServerAllRegions && !this.regionServerMode) {<a name="line.756"></a> +<span class="sourceLineNo">757</span> System.err.println("-allRegions can only be specified in regionserver mode.");<a name="line.757"></a> +<span class="sourceLineNo">758</span> printUsageAndExit();<a name="line.758"></a> +<span class="sourceLineNo">759</span> }<a name="line.759"></a> +<span class="sourceLineNo">760</span> if (this.zookeeperMode) {<a name="line.760"></a> +<span class="sourceLineNo">761</span> if (this.regionServerMode || this.regionServerAllRegions || this.writeSniffing) {<a name="line.761"></a> +<span class="sourceLineNo">762</span> System.err.println("-zookeeper is exclusive and cannot be combined with "<a name="line.762"></a> +<span class="sourceLineNo">763</span> + "other modes.");<a name="line.763"></a> +<span class="sourceLineNo">764</span> printUsageAndExit();<a name="line.764"></a> +<span class="sourceLineNo">765</span> }<a name="line.765"></a> 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+<span class="sourceLineNo">776</span> }<a name="line.776"></a> +<span class="sourceLineNo">777</span><a name="line.777"></a> +<span class="sourceLineNo">778</span> @Override<a name="line.778"></a> +<span class="sourceLineNo">779</span> public int run(String[] args) throws Exception {<a name="line.779"></a> +<span class="sourceLineNo">780</span> int index = parseArgs(args);<a name="line.780"></a> +<span class="sourceLineNo">781</span> ChoreService choreService = null;<a name="line.781"></a> +<span class="sourceLineNo">782</span><a name="line.782"></a> +<span class="sourceLineNo">783</span> // Launches chore for refreshing kerberos credentials if security is enabled.<a name="line.783"></a> +<span class="sourceLineNo">784</span> // Please see http://hbase.apache.org/book.html#_running_canary_in_a_kerberos_enabled_cluster<a name="line.784"></a> +<span class="sourceLineNo">785</span> // for more details.<a name="line.785"></a> +<span class="sourceLineNo">786</span> final ScheduledChore authChore = AuthUtil.getAuthChore(conf);<a name="line.786"></a> +<span class="sourceLineNo">787</span> if (authChore != null) {<a name="line.787"></a> +<span class="sourceLineNo">788</span> choreService = new ChoreService("CANARY_TOOL");<a name="line.788"></a> +<span class="sourceLineNo">789</span> choreService.scheduleChore(authChore);<a name="line.789"></a> +<span class="sourceLineNo">790</span> }<a name="line.790"></a> +<span class="sourceLineNo">791</span><a name="line.791"></a> +<span class="sourceLineNo">792</span> // Start to prepare the stuffs<a name="line.792"></a> +<span class="sourceLineNo">793</span> Monitor monitor = null;<a name="line.793"></a> +<span class="sourceLineNo">794</span> Thread monitorThread = null;<a name="line.794"></a> +<span class="sourceLineNo">795</span> long startTime = 0;<a name="line.795"></a> +<span class="sourceLineNo">796</span> long currentTimeLength = 0;<a name="line.796"></a> +<span class="sourceLineNo">797</span> // Get a connection to use in below.<a name="line.797"></a> +<span class="sourceLineNo">798</span> try (Connection connection = ConnectionFactory.createConnection(this.conf)) {<a name="line.798"></a> +<span class="sourceLineNo">799</span> do {<a name="line.799"></a> +<span class="sourceLineNo">800</span> // Do monitor !!<a name="line.800"></a> +<span class="sourceLineNo">801</span> try {<a name="line.801"></a> +<span class="sourceLineNo">802</span> monitor = this.newMonitor(connection, index, args);<a name="line.802"></a> +<span class="sourceLineNo">803</span> monitorThread = new Thread(monitor, "CanaryMonitor-" + System.currentTimeMillis());<a name="line.803"></a> +<span class="sourceLineNo">804</span> startTime = System.currentTimeMillis();<a name="line.804"></a> +<span class="sourceLineNo">805</span> monitorThread.start();<a name="line.805"></a> +<span class="sourceLineNo">806</span> while (!monitor.isDone()) {<a name="line.806"></a> +<span class="sourceLineNo">807</span> // wait for 1 sec<a name="line.807"></a> +<span class="sourceLineNo">808</span> Thread.sleep(1000);<a name="line.808"></a> +<span class="sourceLineNo">809</span> // exit if any error occurs<a name="line.809"></a> +<span class="sourceLineNo">810</span> if (this.failOnError && monitor.hasError()) {<a name="line.810"></a> +<span class="sourceLineNo">811</span> monitorThread.interrupt();<a name="line.811"></a> +<span class="sourceLineNo">812</span> if (monitor.initialized) {<a name="line.812"></a> +<span class="sourceLineNo">813</span> return monitor.errorCode;<a name="line.813"></a> +<span class="sourceLineNo">814</span> } else {<a name="line.814"></a> +<span class="sourceLineNo">815</span> return INIT_ERROR_EXIT_CODE;<a name="line.815"></a> +<span class="sourceLineNo">816</span> }<a name="line.816"></a> +<span class="sourceLineNo">817</span> }<a name="line.817"></a> +<span class="sourceLineNo">818</span> currentTimeLength = System.currentTimeMillis() - startTime;<a name="line.818"></a> +<span class="sourceLineNo">819</span> if (currentTimeLength > this.timeout) {<a name="line.819"></a> +<span class="sourceLineNo">820</span> LOG.error("The monitor is running too long (" + currentTimeLength<a name="line.820"></a> +<span class="sourceLineNo">821</span> + ") after timeout limit:" + this.timeout<a name="line.821"></a> +<span class="sourceLineNo">822</span> + " will be killed itself !!");<a name="line.822"></a> +<span class="sourceLineNo">823</span> if (monitor.initialized) {<a name="line.823"></a> +<span class="sourceLineNo">824</span> return TIMEOUT_ERROR_EXIT_CODE;<a name="line.824"></a> +<span class="sourceLineNo">825</span> } else {<a name="line.825"></a> +<span class="sourceLineNo">826</span> return INIT_ERROR_EXIT_CODE;<a name="line.826"></a> +<span class="sourceLineNo">827</span> }<a name="line.827"></a> +<span class="sourceLineNo">828</span> }<a name="line.828"></a> +<span class="sourceLineNo">829</span> }<a name="line.829"></a> <span class="sourceLineNo">830</span><a name="line.830"></a> -<span class="sourceLineNo">831</span> public Map<String, String> getReadFailures() {<a name="line.831"></a> -<span class="sourceLineNo">832</span> return sink.getReadFailures();<a name="line.832"></a> -<span class="sourceLineNo">833</span> }<a name="line.833"></a> -<span class="sourceLineNo">834</span><a name="line.834"></a> -<span class="sourceLineNo">835</span> public Map<String, String> getWriteFailures() {<a name="line.835"></a> -<span class="sourceLineNo">836</span> return sink.getWriteFailures();<a name="line.836"></a> -<span class="sourceLineNo">837</span> }<a name="line.837"></a> +<span class="sourceLineNo">831</span> if (this.failOnError && monitor.finalCheckForErrors()) {<a name="line.831"></a> +<span class="sourceLineNo">832</span> monitorThread.interrupt();<a name="line.832"></a> +<span class="sourceLineNo">833</span> return monitor.errorCode;<a name="line.833"></a> +<span class="sourceLineNo">834</span> }<a name="line.834"></a> +<span class="sourceLineNo">835</span> } finally {<a name="line.835"></a> +<span class="sourceLineNo">836</span> if (monitor != null) monitor.close();<a name="line.836"></a> +<span class="sourceLineNo">837</span> }<a name="line.837"></a> <span class="sourceLineNo">838</span><a name="line.838"></a> -<span class="sourceLineNo">839</span> private void printUsageAndExit() {<a name="line.839"></a> -<span class="sourceLineNo">840</span> System.err.println(<a name="line.840"></a> -<span class="sourceLineNo">841</span> "Usage: hbase canary [opts] [table1 [table2]...] | [regionserver1 [regionserver2]..]");<a name="line.841"></a> -<span class="sourceLineNo">842</span> System.err.println(" where [opts] are:");<a name="line.842"></a> -<span class="sourceLineNo">843</span> System.err.println(" -help Show this help and exit.");<a name="line.843"></a> -<span class="sourceLineNo">844</span> System.err.println(" -regionserver replace the table argument to regionserver,");<a name="line.844"></a> -<span class="sourceLineNo">845</span> System.err.println(" which means to enable regionserver mode");<a name="line.845"></a> -<span class="sourceLineNo">846</span> System.err.println(" -allRegions Tries all regions on a regionserver,");<a name="line.846"></a> -<span class="sourceLineNo">847</span> System.err.println(" only works in regionserver mode.");<a name="line.847"></a> -<span class="sourceLineNo">848</span> System.err.println(" -zookeeper Tries to grab zookeeper.znode.parent ");<a name="line.848"></a> -<span class="sourceLineNo">849</span> System.err.println(" on each zookeeper instance");<a name="line.849"></a> -<span class="sourceLineNo">850</span> System.err.println(" -daemon Continuous check at defined intervals.");<a name="line.850"></a> -<span class="sourceLineNo">851</span> System.err.println(" -interval <N> Interval between checks (sec)");<a name="line.851"></a> -<span class="sourceLineNo">852</span> System.err.println(" -e Use table/regionserver as regular expression");<a name="line.852"></a> -<span class="sourceLineNo">853</span> System.err.println(" which means the table/regionserver is regular expression pattern");<a name="line.853"></a> -<span class="sourceLineNo">854</span> System.err.println(" -f <B> stop whole program if first error occurs," +<a name="line.854"></a> -<span class="sourceLineNo">855</span> " default is true");<a name="line.855"></a> -<span class="sourceLineNo">856</span> System.err.println(" -t <N> timeout for a check, default is 600000 (millisecs)");<a name="line.856"></a> -<span class="sourceLineNo">857</span> System.err.println(" -writeTableTimeout <N> write timeout for the writeTable, default is 600000 (millisecs)");<a name="line.857"></a> -<span class="sourceLineNo">858</span> System.err.println(" -readTableTimeouts <tableName>=<read timeout>,<tableName>=<read timeout>, ... "<a name="line.858"></a> -<span class="sourceLineNo">859</span> + "comma-separated list of read timeouts per table (no spaces), default is 600000 (millisecs)");<a name="line.859"></a> -<span class="sourceLineNo">860</span> System.err.println(" -writeSniffing enable the write sniffing in canary");<a name="line.860"></a> -<span class="sourceLineNo">861</span> System.err.println(" -treatFailureAsError treats read / write failure as error");<a name="line.861"></a> -<span class="sourceLineNo">862</span> System.err.println(" -writeTable The table used for write sniffing."<a name="line.862"></a> -<span class="sourceLineNo">863</span> + " Default is hbase:canary");<a name="line.863"></a> -<span class="sourceLineNo">864</span> System.err.println(" -Dhbase.canary.read.raw.enabled=<true/false> Use this flag to enable or disable raw scan during read canary test"<a name="line.864"></a> -<span class="sourceLineNo">865</span> + " Default is false and raw is not enabled during scan");<a name="line.865"></a> -<span class="sourceLineNo">866</span> System.err<a name="line.866"></a> -<span class="sourceLineNo">867</span> .println(" -D<configProperty>=<value> assigning or override the configuration params");<a name="line.867"></a> -<span class="sourceLineNo">868</span> System.exit(USAGE_EXIT_CODE);<a name="line.868"></a> -<span class="sourceLineNo">869</span> }<a name="line.869"></a> -<span class="sourceLineNo">870</span><a name="line.870"></a> -<span class="sourceLineNo">871</span> /**<a name="line.871"></a> -<span class="sourceLineNo">872</span> * A Factory method for {@link Monitor}.<a name="line.872"></a> -<span class="sourceLineNo">873</span> * Can be overridden by user.<a name="line.873"></a> -<span class="sourceLineNo">874</span> * @param index a start index for monitor target<a name="line.874"></a> -<span class="sourceLineNo">875</span> * @param args args passed from user<a name="line.875"></a> -<span class="sourceLineNo">876</span> * @return a Monitor instance<a name="line.876"></a> -<span class="sourceLineNo">877</span> */<a name="line.877"></a> -<span class="sourceLineNo">878</span> public Monitor newMonitor(final Connection connection, int index, String[] args) {<a name="line.878"></a> -<span class="sourceLineNo">879</span> Monitor monitor = null;<a name="line.879"></a> -<span class="sourceLineNo">880</span> String[] monitorTargets = null;<a name="line.880"></a> -<span class="sourceLineNo">881</span><a name="line.881"></a> -<span class="sourceLineNo">882</span> if(index >= 0) {<a name="line.882"></a> -<span class="sourceLineNo">883</span> int length = args.length - index;<a name="line.883"></a> -<span class="sourceLineNo">884</span> monitorTargets = new String[length];<a name="line.884"></a> -<span class="sourceLineNo">885</span> System.arraycopy(args, index, monitorTargets, 0, length);<a name="line.885"></a> -<span class="sourceLineNo">886</span> }<a name="line.886"></a> -<span class="sourceLineNo">887</span><a name="line.887"></a> -<span class="sourceLineNo">888</span> if (this.sink instanceof RegionServerStdOutSink || this.regionServerMode) {<a name="line.888"></a> -<span class="sourceLineNo">889</span> monitor =<a name="line.889"></a> -<span class="sourceLineNo">890</span> new RegionServerMonitor(connection, monitorTargets, this.useRegExp,<a name="line.890"></a> -<span class="sourceLineNo">891</span> (StdOutSink) this.sink, this.executor, this.regionServerAllRegions,<a name="line.891"></a> -<span class="sourceLineNo">892</span> this.treatFailureAsError);<a name="line.892"></a> -<span class="sourceLineNo">893</span> } else if (this.sink instanceof ZookeeperStdOutSink || this.zookeeperMode) {<a name="line.893"></a> -<span class="sourceLineNo">894</span> monitor =<a name="line.894"></a> -<span class="sourceLineNo">895</span> new ZookeeperMonitor(connection, monitorTargets, this.useRegExp,<a name="line.895"></a> -<span class="sourceLineNo">896</span> (StdOutSink) this.sink, this.executor, this.treatFailureAsError);<a name="line.896"></a> -<span class="sourceLineNo">897</span> } else {<a name="line.897"></a> -<span class="sourceLineNo">898</span> monitor =<a name="line.898"></a> -<span class="sourceLineNo">899</span> new RegionMonitor(connection, monitorTargets, this.useRegExp,<a name="line.899"></a> -<span class="sourceLineNo">900</span> (StdOutSink) this.sink, this.executor, this.writeSniffing,<a name="line.900"></a> -<span class="sourceLineNo">901</span> this.writeTableName, this.treatFailureAsError, this.configuredReadTableTimeouts,<a name="line.901"></a> -<span class="sourceLineNo">902</span> this.configuredWriteTableTimeout);<a name="line.902"></a> -<span class="sourceLineNo">903</span> }<a name="line.903"></a> -<span class="sourceLineNo">904</span> return monitor;<a name="line.904"></a> -<span class="sourceLineNo">905</span> }<a name="line.905"></a> -<span class="sourceLineNo">906</span><a name="line.906"></a> -<span class="sourceLineNo">907</span> // a Monitor super-class can be extended by users<a name="line.907"></a> -<span class="sourceLineNo">908</span> public static abstract class Monitor implements Runnable, Closeable {<a name="line.908"></a> -<span class="sourceLineNo">909</span><a name="line.909"></a> -<span class="sourceLineNo">910</span> protected Connection connection;<a name="line.910"></a> -<span class="sourceLineNo">911</span> protected Admin admin;<a name="line.911"></a> -<span class="sourceLineNo">912</span> protected String[] targets;<a name="line.912"></a> -<span class="sourceLineNo">913</span> protected boolean useRegExp;<a name="line.913"></a> -<span class="sourceLineNo">914</span> protected boolean treatFailureAsError;<a name="line.914"></a> -<span class="sourceLineNo">915</span> protected boolean initialized = false;<a name="line.915"></a> -<span class="sourceLineNo">916</span><a name="line.916"></a> -<span class="sourceLineNo">917</span> protected boolean done = false;<a name="line.917"></a> -<span class="sourceLineNo">918</span> protected int errorCode = 0;<a name="line.918"></a> -<span class="sourceLineNo">919</span> protected Sink sink;<a name="line.919"></a> -<span class="sourceLineNo">920</span> protected ExecutorService executor;<a name="line.920"></a> -<span class="sourceLineNo">921</span><a name="line.921"></a> -<span class="sourceLineNo">922</span> public boolean isDone() {<a name="line.922"></a> -<span class="sourceLineNo">923</span> return done;<a name="line.923"></a> +<span class="sourceLineNo">839</span> Thread.sleep(interval);<a name="line.839"></a> +<span class="sourceLineNo">840</span> } while (interval > 0);<a name="line.840"></a> +<span class="sourceLineNo">841</span> } // try-with-resources close<a name="line.841"></a> +<span class="sourceLineNo">842</span><a name="line.842"></a> +<span class="sourceLineNo">843</span> if (choreService != null) {<a name="line.843"></a> +<span class="sourceLineNo">844</span> choreService.shutdown();<a name="line.844"></a> +<span class="sourceLineNo">845</span> }<a name="line.845"></a> +<span class="sourceLineNo">846</span> return monitor.errorCode;<a name="line.846"></a> +<span class="sourceLineNo">847</span> }<a name="line.847"></a> +<span class="sourceLineNo">848</span><a name="line.848"></a> +<span class="sourceLineNo">849</span> public Map<String, String> getReadFailures() {<a name="line.849"></a> +<span class="sourceLineNo">850</span> return sink.getReadFailures();<a name="line.850"></a> +<span class="sourceLineNo">851</span> }<a name="line.851"></a> +<span class="sourceLineNo">852</span><a name="line.852"></a> +<span class="sourceLineNo">853</span> public Map<String, String> getWriteFailures() {<a name="line.853"></a> +<span class="sourceLineNo">854</span> return sink.getWriteFailures();<a name="line.854"></a> +<span class="sourceLineNo">855</span> }<a name="line.855"></a> +<span class="sourceLineNo">856</span><a name="line.856"></a> +<span class="sourceLineNo">857</span> private void printUsageAndExit() {<a name="line.857"></a> +<span class="sourceLineNo">858</span> System.err.println(<a name="line.858"></a> +<span class="sourceLineNo">859</span> "Usage: hbase canary [opts] [table1 [table2]...] | [regionserver1 [regionserver2]..]");<a name="line.859"></a> +<span class="sourceLineNo">860</span> System.err.println(" where [opts] are:");<a name="line.860"></a> +<span class="sourceLineNo">861</span> System.err.println(" -help Show this help and exit.");<a name="line.861"></a> +<span class="sourceLineNo">862</span> System.err.println(" -regionserver replace the table argument to regionserver,");<a name="line.862"></a> +<span class="sourceLineNo">863</span> System.err.println(" which means to enable regionserver mode");<a name="line.863"></a> +<span class="sourceLineNo">864</span> System.err.println(" -allRegions Tries all regions on a regionserver,");<a name="line.864"></a> +<span class="sourceLineNo">865</span> System.err.println(" only works in regionserver mode.");<a name="line.865"></a> +<span class="sourceLineNo">866</span> System.err.println(" -zookeeper Tries to grab zookeeper.znode.parent ");<a name="line.866"></a> +<span class="sourceLineNo">867</span> System.err.println(" on each zookeeper instance");<a name="line.867"></a> +<span class="sourceLineNo">868</span> System.err.println(" -permittedZookeeperFailures <N> Ignore first N failures when attempting to ");<a name="line.868"></a> +<span class="sourceLineNo">869</span> System.err.println(" connect to individual zookeeper nodes in the ensemble");<a name="line.869"></a> +<span class="sourceLineNo">870</span> System.err.println(" -daemon Continuous check at defined intervals.");<a name="line.870"></a> +<span class="sourceLineNo">871</span> System.err.println(" -interval <N> Interval between checks (sec)");<a name="line.871"></a> +<span class="sourceLineNo">872</span> System.err.println(" -e Use table/regionserver as regular expression");<a name="line.872"></a> +<span class="sourceLineNo">873</span> System.err.println(" which means the table/regionserver is regular expression pattern");<a name="line.873"></a> +<span class="sourceLineNo">874</span> System.err.println(" -f <B> stop whole program if first error occurs," +<a name="line.874"></a> +<span class="sourceLineNo">875</span> " default is true");<a name="line.875"></a> +<span class="sourceLineNo">876</span> System.err.println(" -t <N> timeout for a check, default is 600000 (millisecs)");<a name="line.876"></a> +<span class="sourceLineNo">877</span> System.err.println(" -writeTableTimeout <N> write timeout for the writeTable, default is 600000 (millisecs)");<a name="line.877"></a> +<span class="sourceLineNo">878</span> System.err.println(" -readTableTimeouts <tableName>=<read timeout>,<tableName>=<read timeout>, ... "<a name="line.878"></a> +<span class="sourceLineNo">879</span> + "comma-separated list of read timeouts per table (no spaces), default is 600000 (millisecs)");<a name="line.879"></a> +<span class="sourceLineNo">880</span> System.err.println(" -writeSniffing enable the write sniffing in canary");<a name="line.880"></a> +<span class="sourceLineNo">881</span> System.err.println(" -treatFailureAsError treats read / write failure as error");<a name="line.881"></a> +<span class="sourceLineNo">882</span> System.err.println(" -writeTable The table used for write sniffing."<a name="line.882"></a> +<span class="sourceLineNo">883</span> + " Default is hbase:canary");<a name="line.883"></a> +<span class="sourceLineNo">884</span> System.err.println(" -Dhbase.canary.read.raw.enabled=<true/false> Use this flag to enable or disable raw scan during read canary test"<a name="line.884"></a> +<span class="sourceLineNo">885</span> + " Default is false and raw is not enabled during scan");<a name="line.885"></a> +<span class="sourceLineNo">886</span> System.err<a name="line.886"></a> +<span class="sourceLineNo">887</span> .println(" -D<configProperty>=<value> assigning or override the configuration params");<a name="line.887"></a> +<span class="sourceLineNo">888</span> System.exit(USAGE_EXIT_CODE);<a name="line.888"></a> +<span class="sourceLineNo">889</span> }<a name="line.889"></a> +<span class="sourceLineNo">890</span><a name="line.890"></a> +<span class="sourceLineNo">891</span> /**<a name="line.891"></a> +<span class="sourceLineNo">892</span> * A Factory method for {@link Monitor}.<a name="line.892"></a> +<span class="sourceLineNo">893</span> * Can be overridden by user.<a name="line.893"></a> +<span class="sourceLineNo">894</span> * @param index a start index for monitor target<a name="line.894"></a> +<span class="sourceLineNo">895</span> * @param args args passed from user<a name="line.895"></a> +<span class="sourceLineNo">896</span> * @return a Monitor instance<a name="line.896"></a> +<span class="sourceLineNo">897</span> */<a name="line.897"></a> +<span class="sourceLineNo">898</span> public Monitor newMonitor(final Connection connection, int index, String[] args) {<a name="line.898"></a> +<span class="sourceLineNo">899</span> Monitor monitor = null;<a name="line.899"></a> +<span class="sourceLineNo">900</span> String[] monitorTargets = null;<a name="line.900"></a> +<span class="sourceLineNo">901</span><a name="line.901"></a> +<span class="sourceLineNo">902</span> if(index >= 0) {<a name="line.902"></a> +<span class="sourceLineNo">903</span> int length = args.length - index;<a name="line.903"></a> +<span class="sourceLineNo">904</span> monitorTargets = new String[length];<a name="line.904"></a> +<span class="sourceLineNo">905</span> System.arraycopy(args, index, monitorTargets, 0, length);<a name="line.905"></a> +<span class="sourceLineNo">906</span> }<a name="line.906"></a> +<span class="sourceLineNo">907</span><a name="line.907"></a> +<span class="sourceLineNo">908</span> if (this.sink instanceof RegionServerStdOutSink || this.regionServerMode) {<a name="line.908"></a> +<span class="sourceLineNo">909</span> monitor =<a name="line.909"></a> +<span class="sourceLineNo">910</span> new RegionServerMonitor(connection, monitorTargets, this.useRegExp,<a name="line.910"></a> +<span class="sourceLineNo">911</span> (StdOutSink) this.sink, this.executor, this.regionServerAllRegions,<a name="line.911"></a> +<span class="sourceLineNo">912</span> this.treatFailureAsError, this.permittedFailures);<a name="line.912"></a> +<span class="sourceLineNo">913</span> } else if (this.sink instanceof ZookeeperStdOutSink || this.zookeeperMode) {<a name="line.913"></a> +<span class="sourceLineNo">914</span> monitor =<a name="line.914"></a> +<span class="sourceLineNo">915</span> new ZookeeperMonitor(connection, monitorTargets, this.useRegExp,<a name="line.915"></a> +<span class="sourceLineNo">916</span> (StdOutSink) this.sink, this.executor, this.treatFailureAsError,<a name="line.916"></a> +<span class="sourceLineNo">917</span> this.permittedFailures);<a name="line.917"></a> +<span class="sourceLineNo">918</span> } else {<a name="line.918"></a> +<span class="sourceLineNo">919</span> monitor =<a name="line.919"></a> +<span class="sourceLineNo">920</span> new RegionMonitor(connection, monitorTargets, this.useRegExp,<a name="line.920"></a> +<span class="sourceLineNo">921</span> (StdOutSink) this.sink, this.executor, this.writeSniffing,<a name="line.921"></a> +<span class="sourceLineNo">922</span> this.writeTableName, this.treatFailureAsError, this.configuredReadTableTimeouts,<a name="line.922"></a> +<span class="sourceLineNo">923</span> this.configuredWriteTableTimeout, this.permittedFailures);<a name="line.923"></a> <span class="sourceLineNo">924</span> }<a name="line.924"></a> -<span class="sourceLineNo">925</span><a name="line.925"></a> -<span class="sourceLineNo">926</span> public boolean hasError() {<a 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