The bug you referring to is this i think https://issues.apache.org/jira/browse/YARN-945
. . . and is not really the issue in my case, since my IPv6 is disabled. What I really want to know is why TOKEN is hard coded in ipc Server. I can't wait to hear the argument ;) Anyway, thanks for reply. Oleg On Sat, Mar 15, 2014 at 5:19 PM, Edward Capriolo <[email protected]>wrote: > There was a bug around this message that was fixed. I found another bug I > forgot to report. If your system is using ipv6 yarn get get confused over > the source/destination ips and throw this message at you. You can go in > your configuration files and specific a specfic address to bind. You can > also go into your hostfile and ensure localhost does not refer to an ipv6 > address. Java also has a -D switch like preferIPV4 or something like that. > > > On Sat, Mar 15, 2014 at 4:18 PM, Oleg Zhurakousky < > [email protected]> wrote: > >> So here is my dilemma. >> >> I am trying to register ApplicationMaster to a remote YARN cluster and I >> get >> >> Caused by: >> org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.security.AccessControlException): >> SIMPLE authentication is not enabled. Available:[TOKEN] >> >> at org.apache.hadoop.ipc.Client.call(Client.java:1406) >> >> at org.apache.hadoop.ipc.Client.call(Client.java:1359) >> >> at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke( >> ProtobufRpcEngine.java:206) >> >> at com.sun.proxy.$Proxy7.registerApplicationMaster(Unknown Source) >> >> at >> org.apache.hadoop.yarn.api.impl.pb.client.ApplicationMasterProtocolPBClientImpl.registerApplicationMaster( >> ApplicationMasterProtocolPBClientImpl.java:106) >> My security is explicitly set to SIMPLE and I can see it in my logs: >> >> org.apache.hadoop.ipc.Server: Server accepts auth methods:[TOKEN, SIMPLE] >> >> What is unclear is why [TOKEN] get's there and when I say unclear, its >> actually very clear from the ipc Server code. The real question is why >> TOKEN is hard coded there in the first place for the cases when Secret >> Manager is present. Which also raises another question; How to disable >> Secret Manager. >> >> Cheers >> Oleg >> >> >
