Rajesh Kartha created YARN-3550: ----------------------------------- Summary: Improve YARN RM REST API error messages Key: YARN-3550 URL: https://issues.apache.org/jira/browse/YARN-3550 Project: Hadoop YARN Issue Type: Bug Components: webapp Affects Versions: 2.6.0 Reporter: Rajesh Kartha Priority: Minor
The error messages from an invalid REST call to the YARN RM Rest service does not yield in useful messages. Here is a simple example of using GET instead of POST to get a new application id: $ curl -X GET http://myhost:8088/ws/v1/cluster/apps/new-application <?xml version="1.0" encoding="UTF-8" standalone="yes"?><RemoteException><exception>WebApplicationException</exception><javaClassName>javax.ws.rs.WebApplicationException</javaClassName></RemoteException> and the RM log has this: 2015-04-27 11:18:27,783 WARN webapp.GenericExceptionHandler (GenericExceptionHandler.java:toResponse(98)) - INTERNAL_SERVER_ERROR javax.ws.rs.WebApplicationException at com.sun.jersey.server.impl.uri.rules.TerminatingRule.accept(TerminatingRule.java:66) 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.doFilter(ServletContainer.java:886) at com.sun.jersey.spi.container.servlet.ServletContainer.doFilter(ServletContainer.java:834) at org.apache.hadoop.yarn.server.resourcemanager.webapp.RMWebAppFilter.doFilter(RMWebAppFilter.java:84) Would be useful to return a useful message -- This message was sent by Atlassian JIRA (v6.3.4#6332)