This looks like a bug. Mind filing an issue and attach your patch ?
Thanks On Sun, Feb 1, 2015 at 11:13 PM, 15810705424 <[email protected]> wrote: > Hi, all: > Not long ago, I wanted to test Cell-Level ACLs by using tags and use > the class "ExpAsStringVisibilityLabelServiceImpl" instead of the default > class "DefaultVisibilityLabelServiceImpl". set as fllows in hbase-site.xml. > My HBase version is 0.99.2. > But when I restarted my cluster, the exception happened: > > 2015-01-29 00:32:50,455 ERROR [RS_OPEN_META-asiaB:60030-0] > coprocessor.CoprocessorHost: The coprocessor > org.apache.hadoop.hbase.security.visibility.VisibilityController threw > java.lang.RuntimeException: java.lang.reflect.InvocationTargetException > > java.lang.RuntimeException: java.lang.reflect.InvocationTargetException > > at > org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:131) > > at > org.apache.hadoop.hbase.security.visibility.VisibilityUtils.getScanLabelGenerators(VisibilityUtils.java:200) > > at > org.apache.hadoop.hbase.security.visibility.ExpAsStringVisibilityLabelServiceImpl.init(ExpAsStringVisibilityLabelServiceImpl.java:335) > > at > org.apache.hadoop.hbase.security.visibility.VisibilityController.initVisibilityLabelService(VisibilityController.java:260) > > at > org.apache.hadoop.hbase.security.visibility.VisibilityController.postOpen(VisibilityController.java:246) > > at > org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost$2.call(RegionCoprocessorHost.java:346) > > at > org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost$RegionOperation.call(RegionCoprocessorHost.java:1575) > > at > org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost.execOperation(RegionCoprocessorHost.java:1650) > > at > org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost.execOperation(RegionCoprocessorHost.java:1607) > > at > org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost.postOpen(RegionCoprocessorHost.java:342) > > at > org.apache.hadoop.hbase.regionserver.HRegion.initializeRegionInternals(HRegion.java:797) > > at > org.apache.hadoop.hbase.regionserver.HRegion.initialize(HRegion.java:725) > > at > org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:4797) > > at > org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:4768) > > at > org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:4739) > > at > org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:4695) > > at > org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:4646) > > at > org.apache.hadoop.hbase.regionserver.handler.OpenRegionHandler.openRegion(OpenRegionHandler.java:356) > > at > org.apache.hadoop.hbase.regionserver.handler.OpenRegionHandler.process(OpenRegionHandler.java:126) > > at > org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128) > > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) > > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > > at java.lang.Thread.run(Thread.java:745) > > Caused by: java.lang.reflect.InvocationTargetException > > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native > Method) > > at > sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) > > at > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) > > at java.lang.reflect.Constructor.newInstance(Constructor.java:526) > > at > org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:129) > > ... 22 more > > Caused by: java.lang.IllegalStateException: VisibilityLabelsCache not yet > instantiated > > at > org.apache.hadoop.hbase.security.visibility.VisibilityLabelsCache.get(VisibilityLabelsCache.java:106) > > at > org.apache.hadoop.hbase.security.visibility.FeedUserAuthScanLabelGenerator.<init>(FeedUserAuthScanLabelGenerator.java:47) > > ... 27 more > > then all regionservers exit as the exception. > > so I start to check code to find the cause： > > At first , I found the place where the exception of " > java.lang.IllegalStateException: VisibilityLabelsCache not yet > instantiated" exist. > > by this, It turn out to be that the instance of "VisibilityLabelsCache" > had not yet instantiated when I used it . > > Secondly, I continue to find the serial called process: > > 1: class: ExpAsStringVisibilityLabelServiceImpl.java method: init() . > > public void init(RegionCoprocessorEnvironment e) throws IOException { > > this.scanLabelGenerators = > VisibilityUtils.getScanLabelGenerators(this.conf); > > ...... > > } > > } > > 2: class: VisibilityUtils method: getScanLabelGenerators() > > public static List<ScanLabelGenerator> > getScanLabelGenerators(Configuration conf) { > > String slgClassesCommaSeparated = > conf.get(VISIBILITY_LABEL_GENERATOR_CLASS); > > List<ScanLabelGenerator> slgs = new ArrayList<ScanLabelGenerator>(); > > if (StringUtils.isNotEmpty(slgClassesCommaSeparated)) { > > ....... > > } > > // If no SLG is specified in conf, by default we'll add two SLGs > > if (slgs.isEmpty()) { > > > slgs.add(ReflectionUtils.newInstance(FeedUserAuthScanLabelGenerator.class, > conf)); > > > slgs.add(ReflectionUtils.newInstance(DefinedSetFilterScanLabelGenerator.class, > conf)); > > } > > } > > 3:class : FeedUserAuthScanLabelGenerator.java constructer > method: FeedUserAuthScanLabelGenerator() > > public FeedUserAuthScanLabelGenerator() { > > this.labelsCache = VisibilityLabelsCache.get(); > > } > > finally , I have found that the instance of "VisibilityLabelsCache" had > never not been inited. > > But the default set "DefaultVisibilityLabelServiceImpl" is ok, then I > compare ExpAsStringVisibilityLabelServiceImpl with > DefaultVisibilityLabelServiceImpl , I found the default class of " > DefaultVisibilityLabelServiceImpl " called the method of "createAndGet" > to instance: > > public void init(RegionCoprocessorEnvironment e) throws IOException { > > ZooKeeperWatcher zk = e.getRegionServerServices().getZooKeeper(); > > try { > > labelsCache = VisibilityLabelsCache.createAndGet(zk, this.conf); > > } catch (IOException ioe) { > > LOG.error("Error creating VisibilityLabelsCache", ioe); > > throw ioe; > > } > > this.scanLabelGenerators = > VisibilityUtils.getScanLabelGenerators(this.conf); > > ......... > > } > > So I think the class of "ExpAsStringVisibilityLabelServiceImpl" also lack > of these codes, then add the method "createAndGet" to the class " > ExpAsStringVisibilityLabelServiceImpl" and rebuilt it, replace it to the > my cluster, At last , My cluster is ok . > > Next days, I fount this problem exists in 0.98.9. But I found the class > ExpAsStringVisibilityLabelServiceImpl > is always located in maven project: src/test, So I think it may be in > test moment. > > Is this a bug ? Any comments/suggestions for work around? > > > Thanks all. > > > > > > 来自网易手机号码邮箱了解更多 <http://shouji.163.com> >
