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From "Robert Levas" <rle...@hortonworks.com>
Subject Review Request 31921: Kerberos: Run ambari-server using non-root causes issues with AD velocity engine
Date Wed, 11 Mar 2015 00:59:04 GMT

-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/31921/
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Review request for Ambari, John Speidel, Mahadev Konar, and Tom Beerbower.


Bugs: AMBARI-10016
    https://issues.apache.org/jira/browse/AMBARI-10016


Repository: ambari


Description
-------

setup ambari-server to run with non-root daemon (ambari-server setup, select a non-root daemon
account) and the following exception will be thrown when creating identities in an Active
Directory when enabling Kerberos.

```
java.lang.RuntimeException: Velocity could not be initialized!
	at org.apache.velocity.runtime.RuntimeInstance.requireInitialization(RuntimeInstance.java:307)
	at org.apache.velocity.runtime.RuntimeInstance.parse(RuntimeInstance.java:1196)
	at org.apache.velocity.runtime.RuntimeInstance.parse(RuntimeInstance.java:1181)
	at org.apache.velocity.runtime.RuntimeInstance.evaluate(RuntimeInstance.java:1297)
	at org.apache.velocity.runtime.RuntimeInstance.evaluate(RuntimeInstance.java:1265)
	at org.apache.velocity.app.Velocity.evaluate(Velocity.java:180)
	at org.apache.ambari.server.view.ViewContextImpl.parameterize(ViewContextImpl.java:381)
	at org.apache.ambari.server.view.ViewContextImpl.getProperties(ViewContextImpl.java:194)
	at org.apache.ambari.view.filebrowser.HdfsService.getApi(HdfsService.java:67)
	at org.apache.ambari.view.filebrowser.FileOperationService.listdir(FileOperationService.java:60)
	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$1.invoke(JavaMethodInvokerFactory.java:60)
	at com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$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:288)
	at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
	at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:134)
	at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
	at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:134)
	at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
	at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:134)
	at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
	at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:134)
	at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
	at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:134)
	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:708)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:652)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1329)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
	at org.springframework.security.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.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.ambari.server.security.authorization.AmbariAuthorizationFilter.doFilter(AmbariAuthorizationFilter.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilter(BasicAuthenticationFilter.java:150)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:192)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:160)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:237)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:167)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1300)
	at org.apache.ambari.server.api.MethodOverrideFilter.doFilter(MethodOverrideFilter.java:72)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1300)
	at org.apache.ambari.server.api.AmbariPersistFilter.doFilter(AmbariPersistFilter.java:47)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1300)
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:445)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)
	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:559)
	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:227)
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1038)
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:374)
	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:189)
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:972)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)
	at org.apache.ambari.server.controller.FailsafeHandlerList.handle(FailsafeHandlerList.java:132)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)
	at org.eclipse.jetty.server.Server.handle(Server.java:363)
	at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:483)
	at org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:920)
	at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:982)
	at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:635)
	at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235)
	at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82)
	at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:627)
	at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:51)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)
	at java.lang.Thread.run(Thread.java:745)
Caused by: org.apache.velocity.exception.VelocityException: Error initializing log: Failed
to initialize an instance of org.apache.velocity.runtime.log.Log4JLogChute with the current
runtime configuration.
	at org.apache.velocity.runtime.RuntimeInstance.initializeLog(RuntimeInstance.java:875)
	at org.apache.velocity.runtime.RuntimeInstance.init(RuntimeInstance.java:262)
	at org.apache.velocity.runtime.RuntimeInstance.requireInitialization(RuntimeInstance.java:302)
	... 93 more
Caused by: org.apache.velocity.exception.VelocityException: Failed to initialize an instance
of org.apache.velocity.runtime.log.Log4JLogChute with the current runtime configuration.
	at org.apache.velocity.runtime.log.LogManager.createLogChute(LogManager.java:220)
	at org.apache.velocity.runtime.log.LogManager.updateLog(LogManager.java:269)
	at org.apache.velocity.runtime.RuntimeInstance.initializeLog(RuntimeInstance.java:871)
	... 95 more
Caused by: java.lang.RuntimeException: Error configuring Log4JLogChute : 
	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.velocity.util.ExceptionUtils.createWithCause(ExceptionUtils.java:67)
	at org.apache.velocity.util.ExceptionUtils.createRuntimeException(ExceptionUtils.java:45)
	at org.apache.velocity.runtime.log.Log4JLogChute.initAppender(Log4JLogChute.java:133)
	at org.apache.velocity.runtime.log.Log4JLogChute.init(Log4JLogChute.java:85)
	at org.apache.velocity.runtime.log.LogManager.createLogChute(LogManager.java:157)
	... 97 more
Caused by: java.io.FileNotFoundException: velocity.log (Permission denied)
	at java.io.FileOutputStream.open(Native Method)
	at java.io.FileOutputStream.<init>(FileOutputStream.java:221)
	at java.io.FileOutputStream.<init>(FileOutputStream.java:142)
	at org.apache.log4j.FileAppender.setFile(FileAppender.java:294)
	at org.apache.log4j.RollingFileAppender.setFile(RollingFileAppender.java:207)
	at org.apache.log4j.FileAppender.<init>(FileAppender.java:110)
	at org.apache.log4j.RollingFileAppender.<init>(RollingFileAppender.java:79)
	at org.apache.velocity.runtime.log.Log4JLogChute.initAppender(Log4JLogChute.java:118)
	... 99 more
```

The solution is to use the _global_ velocity engine that is configured to use the Ambari log
rather than its own.


Diffs
-----

  ambari-server/src/main/java/org/apache/ambari/server/serveraction/kerberos/ADKerberosOperationHandler.java
faa813c 

Diff: https://reviews.apache.org/r/31921/diff/


Testing
-------

Manually tested to see that `/velocity.log` did not get created

# Jenkins test results: PENDING


Thanks,

Robert Levas


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