question Re: Httpfs return code 500 with HDP3.1.5 in Support Questions https://community.cloudera.com/t5/Support-Questions/Httpfs-return-code-500-with-HDP3-1-5/m-p/397545#M249890 <P>Hi Team, it does looks like a syntax error "Empty key" could you please confirm the API you are passing has the key can you share it here&nbsp;</P> Fri, 15 Nov 2024 06:33:01 GMT Asfahan 2024-11-15T06:33:01Z Httpfs return code 500 with HDP3.1.5 https://community.cloudera.com/t5/Support-Questions/Httpfs-return-code-500-with-HDP3-1-5/m-p/374545#M242024 <P>Hi, My hadoop cluster use HDP3.1.5-152.0, I start httpfs in cli command, and my webhdfs is work fine. But when i send request to the httpfs service , i got 500 code error like this:</P><LI-CODE lang="java">15:50:39,064 WARN ServletHandler:632 - /webhdfs/v1/user java.lang.IllegalArgumentException: Empty key at javax.crypto.spec.SecretKeySpec.&lt;init&gt;(SecretKeySpec.java:96) at org.apache.hadoop.security.authentication.util.Signer.computeSignature(Signer.java:93) at org.apache.hadoop.security.authentication.util.Signer.sign(Signer.java:59) at org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:587) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1751) at org.apache.hadoop.http.HttpServer2$QuotingInputFilter.doFilter(HttpServer2.java:1619) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1759) at org.apache.hadoop.http.NoCacheFilter.doFilter(NoCacheFilter.java:45) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1759) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:582) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1180) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:512) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1112) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:119) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134) at org.eclipse.jetty.server.Server.handle(Server.java:539) at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:333) at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:251) at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:283) at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:108) at org.eclipse.jetty.io.ssl.SslConnection.onFillable(SslConnection.java:251) at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:283) at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:108) at org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:93) at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:303) at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148) at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671) at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589) at java.lang.Thread.run(Thread.java:745)</LI-CODE><P>&nbsp;<SPAN>This error occurs regardless of whether my cluster has kerberos and ssl enabled,&nbsp;Please give me some help, thanks!</SPAN></P> Thu, 27 Jul 2023 08:01:19 GMT https://community.cloudera.com/t5/Support-Questions/Httpfs-return-code-500-with-HDP3-1-5/m-p/374545#M242024 Meepoljd 2023-07-27T08:01:19Z Re: Httpfs return code 500 with HDP3.1.5 https://community.cloudera.com/t5/Support-Questions/Httpfs-return-code-500-with-HDP3-1-5/m-p/397545#M249890 <P>Hi Team, it does looks like a syntax error "Empty key" could you please confirm the API you are passing has the key can you share it here&nbsp;</P> Fri, 15 Nov 2024 06:33:01 GMT https://community.cloudera.com/t5/Support-Questions/Httpfs-return-code-500-with-HDP3-1-5/m-p/397545#M249890 Asfahan 2024-11-15T06:33:01Z