I just pulled the latest trunk, and ran some unit tests that involve starting up the mini YARN cluster. The RM fails to come up with the following error:
2015-03-25 17:52:55,573 WARN [RM-0] mortbay.log (Slf4jLog.java:warn(89)) - Failed startup of context org.mortbay.jetty.webapp.WebAppContext@2122b536 {/,jar:file:/Users/sjlee/.m2/repository/org/apache/hadoop/hadoop-yarn-common/3.0.0-SNAPSHOT/hadoop-yarn-common-3.0.0-SNAPSHOT.jar!/webapps/cluster} javax.servlet.ServletException: java.lang.RuntimeException: Could not read signature secret file: /Users/sjlee/hadoop-http-auth-signature-secret at org.apache.hadoop.security.authentication.server.AuthenticationFilter.initializeSecretProvider(AuthenticationFilter.java:266) at org.apache.hadoop.security.authentication.server.AuthenticationFilter.init(AuthenticationFilter.java:225) at org.apache.hadoop.security.token.delegation.web.DelegationTokenAuthenticationFilter.init(DelegationTokenAuthenticationFilter.java:161) at org.apache.hadoop.yarn.server.security.http.RMAuthenticationFilter.init(RMAuthenticationFilter.java:53) at org.mortbay.jetty.servlet.FilterHolder.doStart(FilterHolder.java:97) at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50) at org.mortbay.jetty.servlet.ServletHandler.initialize(ServletHandler.java:713) at org.mortbay.jetty.servlet.Context.startContext(Context.java:140) at org.mortbay.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1282) at org.mortbay.jetty.handler.ContextHandler.doStart(ContextHandler.java:518) at org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java:499) at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50) at org.mortbay.jetty.handler.HandlerCollection.doStart(HandlerCollection.java:152) at org.mortbay.jetty.handler.ContextHandlerCollection.doStart(ContextHandlerCollection.java:156) at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50) at org.mortbay.jetty.handler.HandlerWrapper.doStart(HandlerWrapper.java:130) at org.mortbay.jetty.Server.doStart(Server.java:224) at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50) at org.apache.hadoop.http.HttpServer2.start(HttpServer2.java:773) at org.apache.hadoop.yarn.webapp.WebApps$Builder.start(WebApps.java:274) at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.startWepApp(ResourceManager.java:974) at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceStart(ResourceManager.java:1074) at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193) at org.apache.hadoop.yarn.server.MiniYARNCluster$2.run(MiniYARNCluster.java:312) Caused by: java.lang.RuntimeException: Could not read signature secret file: /Users/sjlee/hadoop-http-auth-signature-secret at org.apache.hadoop.security.authentication.util.FileSignerSecretProvider.init(FileSignerSecretProvider.java:59) at org.apache.hadoop.security.authentication.server.AuthenticationFilter.initializeSecretProvider(AuthenticationFilter.java:264) ... 23 more Is this a known issue? Could this be related to HADOOP-10670 <https://issues.apache.org/jira/browse/HADOOP-10670>? Thanks, Sangjin