Maybe your application needs some environment variables which aren't set 
when ansible runs the command.

You can set specific environment variables though - 
see http://docs.ansible.com/ansible/playbooks_environment.html

Jon
On Wednesday, June 28, 2017 at 3:20:21 PM UTC+1, fanvalt wrote:
>
> Hello,
>
> If I run karaf manually with the start command, I have no error.
> But if I run the start command in a ansible task, I have the following 
> command:
>
> 347 [sshd-SshClient[7a4ccb53]-nio2-thread-1] 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.invokeDirect(Invoker.java:157)
>         at 
> sun.nio.ch.UnixAsynchronousSocketChannelImpl.implRead(UnixAsynchronousSocketChannelImpl.java:553)
>         at 
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:276)
>         at 
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:297)
>         at 
> java.nio.channels.AsynchronousSocketChannel.read(AsynchronousSocketChannel.java:420)
>         at 
> org.apache.sshd.common.io.nio2.Nio2Session.startReading(Nio2Session.java:170)
>         at 
> org.apache.sshd.common.io.nio2.Nio2Connector$1.onCompleted(Nio2Connector.java:60)
>         at 
> org.apache.sshd.common.io.nio2.Nio2Connector$1.onCompleted(Nio2Connector.java:53)
>         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:748)
>
>
> Any help would be appreciate, I did check the java version, the karaf 
> version , it seems to be related to ansible but I cannot find out the issue.
> regards
>

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