[ATLAS-1919] Export of hive_table with fetchType "connected" fails with duplicate entry. Seems like, same edge(asset) is traversed twice.

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 1.0.0
• Fix Version/s: 1.0.0
• Component/s: atlas-core
• Assignee: Ashutosh Mestry
• Reporter: Ayub Pathan
• Created: 04/Jul/17 09:22
• Updated: 19/Jul/17 00:00
• Resolved: 19/Jul/17 00:00

Description

Export of hive_table with fetchType "connected" fails with duplicate entry. Seems like, same edge(asset) is traversed twice. Possibly a loop condition.

Export request payload

{
    "itemsToExport": [
        {
            "typeName": "hive_table",
            "uniqueAttributes": {
                "qualifiedName": "any_random_table@cluster"
            }
        }
    ],
    "options": {
		"fetchType" : "connected"
	}
}

stacktrace

2017-07-04 08:44:19,159 INFO  - [pool-2-thread-9 - 8bc8d958-e650-4351-acf0-24c28d15627a:] ~ export(item=AtlasObjectId{guid='null', typeName='hive_table', uniqueAttributes={qualifiedName:db1.table1@cl1}}; matchType=null, fetchType=CONNECTED): found 1 entities (ExportService:280)
2017-07-04 08:44:19,794 ERROR - [pool-2-thread-9 - 8bc8d958-e650-4351-acf0-24c28d15627a:] ~ Fetching entity failed for: AtlasObjectId{guid='null', typeName='hive_table', uniqueAttributes={qualifiedName:db1.table1@cl1}} (ExportService:207)
org.apache.atlas.exception.AtlasBaseException: Error writing file 75a90231-3eca-4ba7-9e21-93e7ec2b0df2.
	at org.apache.atlas.repository.impexp.ZipSink.saveToZip(ZipSink.java:91)
	at org.apache.atlas.repository.impexp.ZipSink.add(ZipSink.java:50)
	at org.apache.atlas.repository.impexp.ExportService.addEntity(ExportService.java:433)
	at org.apache.atlas.repository.impexp.ExportService.processEntity(ExportService.java:297)
	at org.apache.atlas.repository.impexp.ExportService.processObjectId(ExportService.java:198)
	at org.apache.atlas.repository.impexp.ExportService.processItems(ExportService.java:162)
	at org.apache.atlas.repository.impexp.ExportService.run(ExportService.java:95)
	at org.apache.atlas.web.resources.AdminResource.export(AdminResource.java:325)
	at sun.reflect.GeneratedMethodAccessor238.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at com.sun.jersey.spi.container.JavaMethodInvokerFactory$1.invoke(JavaMethodInvokerFactory.java:60)
	at com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$ResponseOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:205)
	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:302)
	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:1542)
	at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1473)
	at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1419)
	at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1409)
	at com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:409)
	at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:558)
	at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:733)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
	at com.google.inject.servlet.ServletDefinition.doServiceImpl(ServletDefinition.java:286)
	at com.google.inject.servlet.ServletDefinition.doService(ServletDefinition.java:276)
	at com.google.inject.servlet.ServletDefinition.service(ServletDefinition.java:181)
	at com.google.inject.servlet.ManagedServletPipeline.service(ManagedServletPipeline.java:91)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:85)
	at org.apache.atlas.web.filters.AuditFilter.doFilter(AuditFilter.java:78)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at org.apache.atlas.web.filters.StaleTransactionCleanupFilter.doFilter(StaleTransactionCleanupFilter.java:56)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:120)
	at com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:135)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
	at org.springframework..web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
	at org.apache.atlas.web.filters.AtlasAuthorizationFilter.doFilter(AtlasAuthorizationFilter.java:154)
	at org.springframework..web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.springframework..web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:118)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:84)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:103)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.apache.atlas.web.filters.AtlasCSRFPreventionFilter$ServletFilterHttpInteraction.proceed(AtlasCSRFPreventionFilter.java:235)
	at org.apache.atlas.web.filters.AtlasCSRFPreventionFilter.handleHttpInteraction(AtlasCSRFPreventionFilter.java:177)
	at org.apache.atlas.web.filters.AtlasCSRFPreventionFilter.doFilter(AtlasCSRFPreventionFilter.java:190)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.apache.atlas.web.filters.AtlasAuthenticationFilter.doFilter(AtlasAuthenticationFilter.java:323)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:54)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.apache.atlas.web.filters.AtlasKnoxSSOAuthenticationFilter.doFilter(AtlasKnoxSSOAuthenticationFilter.java:125)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilter(BasicAuthenticationFilter.java:201)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:183)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:192)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:160)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:577)
	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223)
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)
	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)
	at org.eclipse.jetty.server.Server.handle(Server.java:499)
	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:310)
	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)
	at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:540)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:748)
Caused by: java.util.zip.ZipException: duplicate entry: 75a90231-3eca-4ba7-9e21-93e7ec2b0df2.json
	at java.util.zip.ZipOutputStream.putNextEntry(ZipOutputStream.java:232)
	at org.apache.atlas.repository.impexp.ZipSink.addToZipStream(ZipSink.java:98)
	at org.apache.atlas.repository.impexp.ZipSink.saveToZip(ZipSink.java:89)
	... 92 more
2017-07-04 08:44:19,796 INFO  - [pool-2-thread-9 - 8bc8d958-e650-4351-acf0-24c28d15627a:] ~ <== export(user=admin, from=172.27.11.145): status FAIL (ExportService:104)

Issue Links

• links to: Code Review