Yes, this is the TTY thing and I ran into the same thing before.
On Tue, Jan 18, 2022 at 5:51 PM VIEILLARD Francois <
[email protected]> wrote:
> Hi Ralf
>
> I had the exact same problem as you and I found that the script fails
> because there is no TTY in the remote session opened using ansible
>
> You could use the script batch mode instead, which doesn’t require TTY
> (flag -b in the script)
>
> So your ansible task would become:
>
> - name: Use Karaf Client
> shell: "./client -v -l 4 -b <<< ls"
>
shell: "echo "no tty input"|./client -v -l 4 -b"
should also work
> args:
> chdir: "{{ karaf_install_symlink }}/bin"
>
>
>
> Regards,
>
> François
>
>
>
> On 2022/01/04 20:17:37 Ralf Steppacher wrote:
> > Hello all,
> >
> > I am trying to provision Karaf using Ansible (on localhost). All is good
> > until I first try to use the bin/client script to interact with the
> > local Karaf server. For some reason all interactions, no matter what I
> > try, end with the error "Closed". However, I can run the client script
> > successfully on the command line. I ran the client with full trace logs
> > (-v -l 4) with Ansible and on the command line and diffed the output.
> > Apart from session IDs, timestamps, and encrypted content on the wire
> > the logs look identical as far as I can see until we reach this line:
> >
> > [main] DEBUG org.apache.sshd.client.session.ClientSessionImpl -
> > createExecChannel([ClientSessionImpl[karaf@localhost/127.0.0.1:8101],
> > ls, 0, null])[null] created id={} - PTY={}
> >
> > After which the client continues to process the ls command if called on
> > the command line and immediately closes the connection when called via
> > Ansible:
> >
> > 525 [Thread-2] DEBUG org.apache.sshd.client.channel.ChannelExec -
> > close(ChannelExec[id=0,
> > recipient=-1]-ClientSessionImpl[karaf@localhost/127.0.0.1:8101])
> Closing
> > immediately
> > 525 [Thread-2] DEBUG org.apache.sshd.client.channel.ChannelExec -
> > close(ChannelExec[id=0,
> > recipient=-1]-ClientSessionImpl[karaf@localhost/127.0.0.1:8101])
> prevent
> > sending EOF
> > 525 [main] DEBUG org.apache.sshd.client.channel.ChannelExec -
> > open(ChannelExec[id=0,
> > recipient=-1]-ClientSessionImpl[karaf@localhost/127.0.0.1:8101]) Send
> > SSH_MSG_CHANNEL_OPEN - type=session
> > 525 [Thread-2] DEBUG org.apache.sshd.common.channel.Window - Closing
> > Window[client/local](ChannelExec[id=0,
> > recipient=-1]-ClientSessionImpl[karaf@localhost/127.0.0.1:8101])
> > 525 [main] DEBUG org.apache.sshd.client.channel.ChannelExec -
> > writePacket(ChannelExec[id=0,
> > recipient=-1]-ClientSessionImpl[karaf@localhost/127.0.0.1:8101])
> > Discarding output packet because channel state=Immediate
> > 525 [Thread-2] DEBUG org.apache.sshd.common.channel.Window - Closing
> > Window[client/remote](ChannelExec[id=0,
> > recipient=-1]-ClientSessionImpl[karaf@localhost/127.0.0.1:8101])
> > [..]
> >
> > All output is on level DEBUG or TRACE. No error is reported.
> >
> > The Ansible task is as simple as they come:
> >
> > - name: Use Karaf Client
> > shell: "./client -v -l 4 ls"
> > args:
> > chdir: "{{ karaf_install_symlink }}/bin"
> >
> > The karaf server log shows the connection, and a while later logs an
> > authentication timeout, presumably because the client left the
> > conversation dangling.
> >
> > 2022-01-04T20:53:13,178 | INFO |
> > sshd-SshServer[315a8514](port=8101)-nio2-thread-2 | ServerSessionImpl
> > | 43 - org.apache.sshd.osgi - 2.5.1 | Session
> > karaf@/127.0.0.1:33910 authenticated
> > 2022-01-04T20:55:12,564 | INFO |
> > sshd-SshServer[315a8514](port=8101)-timer-thread-1 | ServerSessionImpl
> > | 43 - org.apache.sshd.osgi - 2.5.1 |
> > Disconnecting(ServerSessionImpl[null@/127.0.0.1:33908]):
> > SSH2_DISCONNECT_PROTOCOL_ERROR - Detected AuthTimeout after
> > 120181/120000 ms.
> > 2022-01-04T20:55:12,566 | WARN |
> > sshd-SshServer[315a8514](port=8101)-nio2-thread-2 | ServerSessionImpl
> > | 43 - org.apache.sshd.osgi - 2.5.1 |
> > disconnect(ServerSessionImpl[null@/127.0.0.1:33908]) operation failed
> > (IOException) for reason=SSH2_DISCONNECT_PROTOCOL_ERROR [Detected
> > AuthTimeout after 120181/120000 ms.]: Broken pipe
> >
> > Where would I have to tweak the setup to make the karaf client work
> > through Ansible?
> >
> >
> > Thanks!
> > Ralf
> >
>
