Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id CA2B2200B96 for ; Thu, 6 Oct 2016 20:33:22 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id C8E8D160AC5; Thu, 6 Oct 2016 18:33:22 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id 12858160AED for ; Thu, 6 Oct 2016 20:33:21 +0200 (CEST) Received: (qmail 92349 invoked by uid 500); 6 Oct 2016 18:33:20 -0000 Mailing-List: contact hdfs-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list hdfs-issues@hadoop.apache.org Received: (qmail 91995 invoked by uid 99); 6 Oct 2016 18:33:20 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 06 Oct 2016 18:33:20 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 93B5E2C2A6B for ; Thu, 6 Oct 2016 18:33:20 +0000 (UTC) Date: Thu, 6 Oct 2016 18:33:20 +0000 (UTC) From: "Xiao Chen (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HDFS-9878) Data transfer encryption with AES 192: Invalid key length. MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Thu, 06 Oct 2016 18:33:22 -0000 [ https://issues.apache.org/jira/browse/HDFS-9878?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xiao Chen updated HDFS-9878: ---------------------------- Assignee: Harsh J > Data transfer encryption with AES 192: Invalid key length. > ---------------------------------------------------------- > > Key: HDFS-9878 > URL: https://issues.apache.org/jira/browse/HDFS-9878 > Project: Hadoop HDFS > Issue Type: Bug > Components: datanode, hdfs-client > Affects Versions: 2.7.2 > Environment: OS: Ubuntu 14.04 > /hadoop-2.7.2/bin$ uname -a > Linux wkstn-kpalaniappan 3.13.0-79-generic #123-Ubuntu SMP Fri Feb 19 14:27:58 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux > /hadoop-2.7.2/bin$ java -version > java version "1.7.0_95" > OpenJDK Runtime Environment (IcedTea 2.6.4) (7u95-2.6.4-0ubuntu0.14.04.1) > OpenJDK 64-Bit Server VM (build 24.95-b01, mixed mode) > Hadoop version: 2.7.2 > Reporter: Karthik Palaniappan > Assignee: Harsh J > > Configuring aes 128 or aes 256 encryption (dfs.encrypt.data.transfer.cipher.key.bitlength = [128, 256]) works perfectly fine. Trying to use AES 192 generates this exception on the datanode: > 16/02/29 17:34:10 ERROR datanode.DataNode: wkstn-kpalaniappan:50010:DataXceiver error processing unknown operation src: /127.0.0.1:57237 dst: /127.0.0.1:50010 > java.lang.IllegalArgumentException: Invalid key length. > at org.apache.hadoop.crypto.OpensslCipher.init(Native Method) > at org.apache.hadoop.crypto.OpensslCipher.init(OpensslCipher.java:176) > at org.apache.hadoop.crypto.OpensslAesCtrCryptoCodec$OpensslAesCtrCipher.init(OpensslAesCtrCryptoCodec.java:116) > at org.apache.hadoop.crypto.CryptoInputStream.updateDecryptor(CryptoInputStream.java:290) > at org.apache.hadoop.crypto.CryptoInputStream.resetStreamOffset(CryptoInputStream.java:303) > at org.apache.hadoop.crypto.CryptoInputStream.(CryptoInputStream.java:128) > at org.apache.hadoop.crypto.CryptoInputStream.(CryptoInputStream.java:109) > at org.apache.hadoop.crypto.CryptoInputStream.(CryptoInputStream.java:133) > at org.apache.hadoop.hdfs.protocol.datatransfer.sasl.DataTransferSaslUtil.createStreamPair(DataTransferSaslUtil.java:345) > at org.apache.hadoop.hdfs.protocol.datatransfer.sasl.SaslDataTransferServer.doSaslHandshake(SaslDataTransferServer.java:396) > at org.apache.hadoop.hdfs.protocol.datatransfer.sasl.SaslDataTransferServer.getEncryptedStreams(SaslDataTransferServer.java:178) > at org.apache.hadoop.hdfs.protocol.datatransfer.sasl.SaslDataTransferServer.receive(SaslDataTransferServer.java:110) > at org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:193) > at java.lang.Thread.run(Thread.java:745) > And this exception on the client: > /hadoop-2.7.2/bin$ ./hdfs dfs -copyFromLocal ~/.vimrc /vimrc > 16/02/29 17:34:10 WARN hdfs.DFSClient: DataStreamer Exception > java.lang.IllegalArgumentException: Invalid key length. > at org.apache.hadoop.crypto.OpensslCipher.init(Native Method) > at org.apache.hadoop.crypto.OpensslCipher.init(OpensslCipher.java:176) > at org.apache.hadoop.crypto.OpensslAesCtrCryptoCodec$OpensslAesCtrCipher.init(OpensslAesCtrCryptoCodec.java:116) > at org.apache.hadoop.crypto.CryptoInputStream.updateDecryptor(CryptoInputStream.java:290) > at org.apache.hadoop.crypto.CryptoInputStream.resetStreamOffset(CryptoInputStream.java:303) > at org.apache.hadoop.crypto.CryptoInputStream.(CryptoInputStream.java:128) > at org.apache.hadoop.crypto.CryptoInputStream.(CryptoInputStream.java:109) > at org.apache.hadoop.crypto.CryptoInputStream.(CryptoInputStream.java:133) > at org.apache.hadoop.hdfs.protocol.datatransfer.sasl.DataTransferSaslUtil.createStreamPair(DataTransferSaslUtil.java:345) > at org.apache.hadoop.hdfs.protocol.datatransfer.sasl.SaslDataTransferClient.doSaslHandshake(SaslDataTransferClient.java:490) > at org.apache.hadoop.hdfs.protocol.datatransfer.sasl.SaslDataTransferClient.getEncryptedStreams(SaslDataTransferClient.java:299) > at org.apache.hadoop.hdfs.protocol.datatransfer.sasl.SaslDataTransferClient.send(SaslDataTransferClient.java:242) > at org.apache.hadoop.hdfs.protocol.datatransfer.sasl.SaslDataTransferClient.checkTrustAndSend(SaslDataTransferClient.java:211) > at org.apache.hadoop.hdfs.protocol.datatransfer.sasl.SaslDataTransferClient.socketSend(SaslDataTransferClient.java:183) > at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.createBlockOutputStream(DFSOutputStream.java:1318) > at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(DFSOutputStream.java:1266) > at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:449) > copyFromLocal: DataStreamer Exception: > The issue is in the openssl c code: https://github.com/apache/hadoop/blob/trunk/hadoop-common-project/hadoop-common/src/main/native/src/org/apache/hadoop/crypto/OpensslCipher.c#L204. > It asserts that the key length is 128 or 256 bits, but does not allow 192. > Multiple hadoop documents say that dfs.encrypt.data.transfer.cipher.key.bitlength can be set to 128, 192, or 256: https://hadoop.apache.org/docs/r2.6.0/hadoop-project-dist/hadoop-common/SecureMode.html, https://hadoop.apache.org/docs/r2.7.2/hadoop-project-dist/hadoop-hdfs/hdfs-default.xml. Are these documents wrong? Or is it an environment-specific issue? -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscribe@hadoop.apache.org For additional commands, e-mail: hdfs-issues-help@hadoop.apache.org