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Date: Wed, 18 Feb 2015 15:38:12 +0000 (UTC)
From: "Balu Vellanki (JIRA)"
To: dev@falcon.incubator.apache.org
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Subject: [jira] [Commented] (FALCON-915) Failed to load data. Error: 400
Param user.name can't be empty - Web UI/0.6
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[ https://issues.apache.org/jira/browse/FALCON-915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14326044#comment-14326044 ]
Balu Vellanki commented on FALCON-915:
--------------------------------------
[~sriksun] - To change user.name, end user has to append "&user.name=newUser" just once to the new request. This can be used to fix typos.
> Failed to load data. Error: 400 Param user.name can't be empty - Web UI/0.6
> ---------------------------------------------------------------------------
>
> Key: FALCON-915
> URL: https://issues.apache.org/jira/browse/FALCON-915
> Project: Falcon
> Issue Type: Bug
> Components: ui
> Affects Versions: 0.6
> Environment: HDP 2.2, hortonworks sandbox vm, falcon 0.6, CentOS 6 x86_64
> Reporter: Nigel Jones
> Assignee: Balu Vellanki
> Fix For: 0.6.1
>
> Attachments: FALCON-915-v1.patch, FALCON-915.patch
>
>
> * Login to ambari admin/admin at http://sandbox.hortonworks.com:8080/
> * Navigate to falcon/quick links/Falcon Web UI
> * links to http://sandbox.hortonworks.com:15000/
> * Error displayed "Failed to load data. Error: 400 Param user.name can't be empty"
> * Google java script reports error as " Failed to load resource: the server responded with a status of 400 (Param user.name can't be empty)" on http://sandbox.hortonworks.com:15000/api/entities/list/feed?fields=status
> * Click on processes -> same error (goes to http://sandbox.hortonworks.com:15000/index.html?type=process)
> * Manually add user name ie go to http://sandbox.hortonworks.com:15000/index.html?type=process&user.name=falcon
> * 2 processes I have installed are now listed correctly. No errors
> * Click on one (cleanseEmailProcess... from the HDP falcon samples)
> * Same error from the get
> * Re-add username -> http://sandbox.hortonworks.com:15000/entity.html?type=PROCESS&id=cleanseEmailProcess&user.name=falcon
> * Process definitions and dependencies now visible in list view or graph view. However an error "Failed to load data. Error: 400 Bad Request" still occurs on the page
> In more detail...
> The initial errors are simply a bad response from the server of the form
>
>
>
> Error 400 Param user.name can't be empty
>
> HTTP ERROR 400
> Problem accessing /api/entities/list/process. Reason:
>
Param user.name can't be empty
Powered by Jetty://
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> whilst the last of these bad requests is:
> FAILEDorg.apache.falcon.FalconException: org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.security.authorize.AuthorizationException): User: falcon is not allowed to impersonate falcon
> at org.apache.falcon.entity.EntityUtil.getAllStagingPaths(EntityUtil.java:600)
> at org.apache.falcon.workflow.engine.OozieWorkflowEngine.findBundles(OozieWorkflowEngine.java:269)
> at org.apache.falcon.workflow.engine.OozieWorkflowEngine.findBundles(OozieWorkflowEngine.java:304)
> at org.apache.falcon.workflow.engine.OozieWorkflowEngine.getCoordActions(OozieWorkflowEngine.java:845)
> at org.apache.falcon.workflow.engine.OozieWorkflowEngine.doJobAction(OozieWorkflowEngine.java:551)
> at org.apache.falcon.workflow.engine.OozieWorkflowEngine.getStatus(OozieWorkflowEngine.java:521)
> at org.apache.falcon.resource.AbstractInstanceManager.getStatus(AbstractInstanceManager.java:132)
> at org.apache.falcon.resource.InstanceManager.getStatus(InstanceManager.java:99)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at org.apache.falcon.resource.channel.IPCChannel.invoke(IPCChannel.java:49)
> at org.apache.falcon.resource.proxy.InstanceManagerProxy$3.doExecute(InstanceManagerProxy.java:151)
> at org.apache.falcon.resource.proxy.InstanceManagerProxy$3.doExecute(InstanceManagerProxy.java:1)
> at org.apache.falcon.resource.proxy.InstanceManagerProxy$InstanceProxy.execute(InstanceManagerProxy.java:357)
> at org.apache.falcon.resource.proxy.InstanceManagerProxy.getStatus_aroundBody4(InstanceManagerProxy.java:155)
> at org.apache.falcon.resource.proxy.InstanceManagerProxy$AjcClosure5.run(InstanceManagerProxy.java:1)
> at org.aspectj.runtime.reflect.JoinPointImpl.proceed(JoinPointImpl.java:149)
> at org.apache.falcon.aspect.AbstractFalconAspect.logAroundMonitored(AbstractFalconAspect.java:51)
> at org.apache.falcon.resource.proxy.InstanceManagerProxy.getStatus(InstanceManagerProxy.java:136)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at com.sun.jersey.spi.container.JavaMethodInvokerFactory$1.invoke(JavaMethodInvokerFactory.java:60)
> at com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$TypeOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:185)
> at com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:75)
> at com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:288)
> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
> at com.sun.jersey.server.impl.uri.rules.ResourceClassRule.accept(ResourceClassRule.java:108)
> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
> at com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:84)
> at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1469)
> at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1400)
> at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1349)
> at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1339)
> at com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:416)
> at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:537)
> at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:699)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
> at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
> at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1221)
> at org.apache.falcon.security.FalconAuthorizationFilter.doFilter(FalconAuthorizationFilter.java:73)
> at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
> at org.apache.falcon.security.FalconAuthenticationFilter$2.doFilter(FalconAuthenticationFilter.java:187)
> at org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:572)
> at org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:542)
> at org.apache.falcon.security.FalconAuthenticationFilter.doFilter(FalconAuthenticationFilter.java:197)
> at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
> at org.apache.falcon.security.FalconAuditFilter.doFilter(FalconAuditFilter.java:56)
> at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
> at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:399)
> at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
> at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
> at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766)
> at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450)
> at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
> at org.mortbay.jetty.Server.handle(Server.java:326)
> at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
> at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:928)
> at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549)
> at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)
> at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
> at org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:228)
> at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
> Caused by: org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.security.authorize.AuthorizationException): User: falcon is not allowed to impersonate falcon
> at org.apache.hadoop.ipc.Client.call(Client.java:1468)
> at org.apache.hadoop.ipc.Client.call(Client.java:1399)
> at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:232)
> at com.sun.proxy.$Proxy22.getListing(Unknown Source)
> at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getListing(ClientNamenodeProtocolTranslatorPB.java:554)
> at sun.reflect.GeneratedMethodAccessor18.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:187)
> at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102)
> at com.sun.proxy.$Proxy23.getListing(Unknown Source)
> at org.apache.hadoop.hdfs.DFSClient.listPaths(DFSClient.java:1946)
> at org.apache.hadoop.hdfs.DFSClient.listPaths(DFSClient.java:1929)
> at org.apache.hadoop.hdfs.DistributedFileSystem.listStatusInternal(DistributedFileSystem.java:693)
> at org.apache.hadoop.hdfs.DistributedFileSystem.access$600(DistributedFileSystem.java:105)
> at org.apache.hadoop.hdfs.DistributedFileSystem$15.doCall(DistributedFileSystem.java:755)
> at org.apache.hadoop.hdfs.DistributedFileSystem$15.doCall(DistributedFileSystem.java:751)
> at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
> at org.apache.hadoop.hdfs.DistributedFileSystem.listStatus(DistributedFileSystem.java:751)
> at org.apache.hadoop.fs.FileSystem.listStatus(FileSystem.java:1485)
> at org.apache.hadoop.fs.FileSystem.listStatus(FileSystem.java:1525)
> at org.apache.falcon.entity.EntityUtil.getAllStagingPaths(EntityUtil.java:589)
> ... 65 more
> 1fecf11c-a483-4dd4-bfa2-b30cb387cc3d
> The cause may be bad setup in HDP 2.2, or user error.... but may require error checking if so?
> logs/config to be added
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