[FALCON-673] feed schedule trying to create staging path as ACL owner

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Implemented
• Affects Version/s: 0.6
• Component/s: feed
• Assignee: Samarth Gupta
• Reporter: Samarth Gupta
• Created: 04/Sep/14 10:37
• Updated: 07/Nov/14 21:00
• Resolved: 07/Nov/14 21:00

Description

while scheduling the feed, falcon is trying to create the workflow xml on hdfs as the user who is mentioned in ACL tag in the feed. However it is not necessary that ACL owner has the write permissions to the cluster workflow location. in such a case feed schedule fails. Logs below :

2014-09-04 06:20:06,901 DEBUG - [864244733@qtp-1633673452-2:samarth.gupta:POST//entities/schedule/feed/raaw-logs16-55cc9994 1dd9ea6e-822d-4a99-8225-79cbaeb7acd0] ~ Writing definition to /projects/ivory/staging/falcon/workflows/feed/raaw-logs16-55cc9994/92fc5fd4476e4a6977dedf9f1f3a632d_1409811606326/RETENTION/workflow.xml on cluster corp-91e54ac3 (OozieEntityBuilder:139)

2014-09-04 06:20:06,975 ERROR - [864244733@qtp-1633673452-2:samarth.gupta:POST//entities/schedule/feed/raaw-logs16-55cc9994 1dd9ea6e-822d-4a99-8225-79cbaeb7acd0] ~ Action failed: Bad Request
Error: org.apache.falcon.FalconException: Unable to marshall app object
        at org.apache.falcon.oozie.OozieEntityBuilder.marshal(OozieEntityBuilder.java:155)
        at org.apache.falcon.oozie.OozieOrchestrationWorkflowBuilder.marshal(OozieOrchestrationWorkflowBuilder.java:184)
        at org.apache.falcon.oozie.feed.FeedRetentionWorkflowBuilder.build(FeedRetentionWorkflowBuilder.java:70)
        at org.apache.falcon.oozie.feed.FeedRetentionCoordinatorBuilder.buildCoords(FeedRetentionCoordinatorBuilder.java:98)
        at org.apache.falcon.oozie.feed.FeedBundleBuilder.buildCoords(FeedBundleBuilder.java:43)
        at org.apache.falcon.oozie.OozieBundleBuilder.build(OozieBundleBuilder.java:71)
        at org.apache.falcon.workflow.engine.OozieWorkflowEngine.schedule(OozieWorkflowEngine.java:150)
        at org.apache.falcon.resource.AbstractSchedulableEntityManager.scheduleInternal(AbstractSchedulableEntityManager.java:69)
        at org.apache.falcon.resource.AbstractSchedulableEntityManager.schedule(AbstractSchedulableEntityManager.java:58)
        at org.apache.falcon.resource.SchedulableEntityManager.schedule(SchedulableEntityManager.java:85)
        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:622)
        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.BasicAuthFilter$2.doFilter(BasicAuthFilter.java:184)
        at org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:384) at org.apache.falcon.security.BasicAuthFilter.doFilter(BasicAuthFilter.java:222)
        at org.mortbay.jetty.servlet.ServletHandler$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$RequestHandler.content(HttpConnection.java:945)
        at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:756)
        at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218)
        at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
        at org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:228)
        at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
Caused by: org.apache.hadoop.security.AccessControlException: Permission denied: user=dataqa, access=WRITE, inode="/":hdfs:supergroup:drwxr-xr-x
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.check(FSPermissionChecker.java:224)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.check(FSPermissionChecker.java:204)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkPermission(FSPermissionChecker.java:149)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4716)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkAncestorAccess(FSNamesystem.java:4672)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInternal(FSNamesystem.java:1839)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:1771)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:1747)
        at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:418)
        at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:207)
        at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44942)
        at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:416)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)

Issue Links

• is related to: FALCON-708 Falcon assumes a default umask in HDFS for staging dir