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From "Kitti Nanasi (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-15655) KMS should retry upon SocketTimeoutException
Date Wed, 08 Aug 2018 09:51:00 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-15655?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16572951#comment-16572951
] 

Kitti Nanasi commented on HADOOP-15655:
---------------------------------------

Thanks for reviewing it [~ajayydv] and [~gabor.bota]!

I added unit tests for the change in patch v002.

> KMS should retry upon SocketTimeoutException
> --------------------------------------------
>
>                 Key: HADOOP-15655
>                 URL: https://issues.apache.org/jira/browse/HADOOP-15655
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: kms
>    Affects Versions: 3.1.0
>            Reporter: Kitti Nanasi
>            Assignee: Kitti Nanasi
>            Priority: Critical
>         Attachments: HADOOP-15655.001.patch, HADOOP-15655.002.patch
>
>
> KMS doesn't retry upon SocketTimeoutException (the ssl connection was established, but
the handshake timed out).
> {noformat}
> 6:08:55.315 PM	WARN	KMSClientProvider	
> Failed to connect to example.com:16000
> 6:08:55.317 PM	WARN	LoadBalancingKMSClientProvider	
> KMS provider at [https://example.com:16000/kms/v1/] threw an IOException: 
> java.net.SocketTimeoutException: Read timed out
> 	at java.net.SocketInputStream.socketRead0(Native Method)
> 	at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
> 	at java.net.SocketInputStream.read(SocketInputStream.java:171)
> 	at java.net.SocketInputStream.read(SocketInputStream.java:141)
> 	at sun.security.ssl.InputRecord.readFully(InputRecord.java:465)
> 	at sun.security.ssl.InputRecord.read(InputRecord.java:503)
> 	at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:983)
> 	at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1385)
> 	at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1413)
> 	at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1397)
> 	at sun.net.www.protocol.https.HttpsClient.afterConnect(HttpsClient.java:559)
> 	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:185)
> 	at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:153)
> 	at org.apache.hadoop.security.authentication.client.KerberosAuthenticator.authenticate(KerberosAuthenticator.java:186)
> 	at org.apache.hadoop.security.token.delegation.web.DelegationTokenAuthenticator.authenticate(DelegationTokenAuthenticator.java:140)
> 	at org.apache.hadoop.security.authentication.client.AuthenticatedURL.openConnection(AuthenticatedURL.java:348)
> 	at org.apache.hadoop.security.token.delegation.web.DelegationTokenAuthenticatedURL.openConnection(DelegationTokenAuthenticatedURL.java:333)
> 	at org.apache.hadoop.crypto.key.kms.KMSClientProvider$1.run(KMSClientProvider.java:478)
> 	at org.apache.hadoop.crypto.key.kms.KMSClientProvider$1.run(KMSClientProvider.java:473)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at javax.security.auth.Subject.doAs(Subject.java:422)
> 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1685)
> 	at org.apache.hadoop.crypto.key.kms.KMSClientProvider.createConnection(KMSClientProvider.java:472)
> 	at org.apache.hadoop.crypto.key.kms.KMSClientProvider.decryptEncryptedKey(KMSClientProvider.java:788)
> 	at org.apache.hadoop.crypto.key.kms.LoadBalancingKMSClientProvider$5.call(LoadBalancingKMSClientProvider.java:288)
> 	at org.apache.hadoop.crypto.key.kms.LoadBalancingKMSClientProvider$5.call(LoadBalancingKMSClientProvider.java:284)
> 	at org.apache.hadoop.crypto.key.kms.LoadBalancingKMSClientProvider.doOp(LoadBalancingKMSClientProvider.java:124)
> 	at org.apache.hadoop.crypto.key.kms.LoadBalancingKMSClientProvider.decryptEncryptedKey(LoadBalancingKMSClientProvider.java:284)
> 	at org.apache.hadoop.crypto.key.KeyProviderCryptoExtension.decryptEncryptedKey(KeyProviderCryptoExtension.java:532)
> 	at org.apache.hadoop.hdfs.DFSClient.decryptEncryptedDataEncryptionKey(DFSClient.java:927)
> 	at org.apache.hadoop.hdfs.DFSClient.createWrappedInputStream(DFSClient.java:946)
> 	at org.apache.hadoop.hdfs.DistributedFileSystem$4.doCall(DistributedFileSystem.java:316)
> 	at org.apache.hadoop.hdfs.DistributedFileSystem$4.doCall(DistributedFileSystem.java:311)
> 	at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
> 	at org.apache.hadoop.hdfs.DistributedFileSystem.open(DistributedFileSystem.java:323)
> 	at org.apache.hadoop.fs.FileSystem.open(FileSystem.java:949)
> 	at org.apache.hadoop.hbase.util.FSUtils.getVersion(FSUtils.java:338)
> 	at org.apache.hadoop.hbase.util.FSUtils.checkVersion(FSUtils.java:423)
> 	at org.apache.hadoop.hbase.master.MasterFileSystem.checkRootDir(MasterFileSystem.java:260)
> 	at org.apache.hadoop.hbase.master.MasterFileSystem.createInitialFileSystemLayout(MasterFileSystem.java:151)
> 	at org.apache.hadoop.hbase.master.MasterFileSystem.<init>(MasterFileSystem.java:122)
> 	at org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:795)
> 	at org.apache.hadoop.hbase.master.HMaster.startActiveMasterManager(HMaster.java:2036)
> 	at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:553)
> 	at java.lang.Thread.run(Thread.java:748)
> 6:08:55.346 PM	WARN	LoadBalancingKMSClientProvider	
> Aborting since the Request has failed with all KMS providers(depending on hadoop.security.kms.client.failover.max.retries=1
setting and numProviders=1) in the group OR the exception is not recoverable
> {noformat}



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