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 16C60200B14 for ; Fri, 3 Jun 2016 14:05:01 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 142A1160A25; Fri, 3 Jun 2016 12:05:01 +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 5BBE3160A2A for ; Fri, 3 Jun 2016 14:05:00 +0200 (CEST) Received: (qmail 3412 invoked by uid 500); 3 Jun 2016 12:04:59 -0000 Mailing-List: contact issues-help@karaf.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@karaf.apache.org Delivered-To: mailing list issues@karaf.apache.org Received: (qmail 3310 invoked by uid 99); 3 Jun 2016 12:04:59 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 03 Jun 2016 12:04:59 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 415032C1F5C for ; Fri, 3 Jun 2016 12:04:59 +0000 (UTC) Date: Fri, 3 Jun 2016 12:04:59 +0000 (UTC) From: "Damjan Jovanovic (JIRA)" To: issues@karaf.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (KARAF-4502) REGRESSION: using OpenJDK on CentOS 7 causes bin/client to fail with "Unable to negotiate key exchange for kex algorithms" MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Fri, 03 Jun 2016 12:05:01 -0000 [ https://issues.apache.org/jira/browse/KARAF-4502?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15314022#comment-15314022 ] Damjan Jovanovic commented on KARAF-4502: ----------------------------------------- I fixed this by enabling certain ciphers in the java.security file, which is stricter in OpenJDK than in Oracle's JDK. No longer sure which, but MD5 was critical IIRC. > REGRESSION: using OpenJDK on CentOS 7 causes bin/client to fail with "Unable to negotiate key exchange for kex algorithms" > -------------------------------------------------------------------------------------------------------------------------- > > Key: KARAF-4502 > URL: https://issues.apache.org/jira/browse/KARAF-4502 > Project: Karaf > Issue Type: Bug > Affects Versions: 4.0.3, 3.0.6, 4.0.4 > Environment: CentOS Linux release 7.0.1406 (Core) > openjdk version "1.8.0_77" > Reporter: Damjan Jovanovic > > On a fresh install of CentOS 7 with OpenJDK 1.8, running karaf container versions > 4.0.2 either with "bin/karaf" or as a service (whether sysvinit or systemd), trying to log in with "bin/client" always fails with an exception. > Oracle JDK - by comparison - works. > "git bisect" narrowed down the regression to the following commit: > 539540cde099aee52fd523a09aca92e36522261c is the first bad commit > commit 539540cde099aee52fd523a09aca92e36522261c > Author: Freeman Fang > Date: Wed Oct 14 12:09:09 2015 +0800 > [KARAF-4062]Karaf client does now work after installing BouncyCastle > :040000 040000 926f15997510a671ff77db9623f8b65ce4186706 da83c22e043de3004a620f1cc88e25ee672bd09d M client > The exception is: > # bin/client > Logging in as karaf > 3771 [sshd-SshClient[593634ad]-nio2-thread-2] WARN org.apache.sshd.client.session.ClientSessionImpl - Exception caught > java.lang.IllegalStateException: Unable to negotiate key exchange for kex algorithms (client: ecdh-sha2-nistp256,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp384,ecdh-sha2-nistp521,ecdh-sha2-nistp521 / server: diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group1-sha1) > at org.apache.sshd.common.session.AbstractSession.negotiate(AbstractSession.java:1159) > at org.apache.sshd.common.session.AbstractSession.doHandleMessage(AbstractSession.java:388) > at org.apache.sshd.common.session.AbstractSession.handleMessage(AbstractSession.java:326) > at org.apache.sshd.client.session.ClientSessionImpl.handleMessage(ClientSessionImpl.java:306) > at org.apache.sshd.common.session.AbstractSession.decode(AbstractSession.java:780) > at org.apache.sshd.common.session.AbstractSession.messageReceived(AbstractSession.java:308) > at org.apache.sshd.common.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:54) > at org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:184) > at org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:170) > at org.apache.sshd.common.io.nio2.Nio2CompletionHandler$1.run(Nio2CompletionHandler.java:32) > at java.security.AccessController.doPrivileged(Native Method) > at org.apache.sshd.common.io.nio2.Nio2CompletionHandler.completed(Nio2CompletionHandler.java:30) > at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126) > at sun.nio.ch.Invoker$2.run(Invoker.java:218) > at sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112) > at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > Authentication failed -- This message was sent by Atlassian JIRA (v6.3.4#6332)