Robert Kanter created OOZIE-1166:
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Summary: Print a more helpful message when ProxyUserService is
configured wrong
Key: OOZIE-1166
URL: https://issues.apache.org/jira/browse/OOZIE-1166
Project: Oozie
Issue Type: Improvement
Affects Versions: trunk
Reporter: Robert Kanter
Assignee: Robert Kanter
Priority: Minor
Fix For: trunk
If you don't properly configure
{{oozie.service.ProxyUserService.proxyuser.#USER#.hosts}} and
{{oozie.service.ProxyUserService.proxyuser.#USER#.groups}} and then try to use
the ProxyUserService, you can get an exception like this:
{noformat}
2013-01-14 13:46:25,482 ERROR V1JobsServlet:536 - USER[-] GROUP[-] TOKEN[-]
APP[-] JOB[-] ACTION[-] URL[GET http://localhost:11000/oozie/v1/jobs?doAs=foo]
error, proxyUser cannot be null
java.lang.IllegalArgumentException: proxyUser cannot be null
at org.apache.oozie.util.ParamChecker.notEmpty(ParamChecker.java:68)
at
org.apache.oozie.service.ProxyUserService.validate(ProxyUserService.java:131)
at
org.apache.oozie.servlet.JsonRestServlet.getUser(JsonRestServlet.java:553)
at
org.apache.oozie.servlet.JsonRestServlet.service(JsonRestServlet.java:278)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.oozie.servlet.AuthFilter$2.doFilter(AuthFilter.java:126)
at
org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:372)
at org.apache.oozie.servlet.AuthFilter.doFilter(AuthFilter.java:131)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at
org.apache.oozie.servlet.HostnameFilter.doFilter(HostnameFilter.java:67)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)
at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)
at
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
at java.lang.Thread.run(Thread.java:680)
{noformat}
It would be more helpful to the user if it gave more information such as
"proxyUser cannot be null, please make sure that
oozie.service.ProxyUserService.proxyuser.#USER#.hosts and
oozie.service.ProxyUserService.proxyuser.#USER#.groups are configured correctly"
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