[X2go-dev] x2go not working on ubuntu 10.10?
jmm
jagermeistermeister at gmail.com
Fri Jan 21 18:10:24 CET 2011
It also works from ubuntu 9.04. However, I still would like to run it
from my 9.10 box as this is my workstation :)
I thought it might be a firewall issue, so I tried `sudo ufw disable`
but still the problem persists.
jmm wrote:
> I just installed a client on an old windows XP computer I had lying
> around, there it does work. So presumably there is something wrong
> with the client. No idea what that could be though.
>
> jmm wrote:
>> Oops excuse me I use Ubuntu 9.10 karmic, not 9.04 as I said earlier.
>>
>>
>> jmm wrote:
>>> Things I tried, but did not work:
>>>
>>> - check if user is a member of "x2gousers" group in /etc/group
>>> - check if user is a member of "fuse" group in /etc/group
>>> - reset password of user to make sure not entering wrong password
>>> - set DisallowTCP to false in /etc/gdm/gdm.schemas
>>> - remove "-nolisten tcp" from /etc/X11/xinit/xserverrc
>>> - run the command `xhost +x` (from the command line it gives an
>>> error "xhost: unable to open display """ caused by no active display
>>> (and therefore no $DISPLAY environment variable), so I also tried
>>> entering this from within an VNC session and the command completed
>>> normally, also tried this with an Xvfb xsession)
>>> - allowed login with passwords in /etc/ssh/sshd_config
>>> - restart ssh service
>>> - restart EC2 instance
>>> - tried installing packages x2goserver-home, x2goserver-one,
>>> x2goserver (and removed installations between trying different packages)
>>>
>>> When I tried different NX servers, I always used the corresponding
>>> client (I have been careful not to mix up different clients with
>>> different servers). For x2goserver I am using x2goclient from the
>>> repository, I am using it on Ubuntu 9.04 desktop 64-bit edition. My
>>> settings are:
>>>
>>> name: test
>>> hostname: <EC2 public dns here>
>>> login: ubuntu
>>> ssh port: 22
>>> use rsa/dsa key for SSH connection: <tried different settings, tried
>>> to leave it empty, tried the key I got from amazon, tried a key
>>> which was sitting in ~/.ssh/id_rsa; tried all possibilities with and
>>> without password>
>>> session type: GNOME
>>>
>>> In all cases the error on the server stays the same.
>>>
>>>
>>> brian mullan wrote:
>>>> I've been using AMI's from Alestic or one's I build myself. But
>>>> x2go's been working solid.
>>>>
>>>> So you did all the normal things like change /etc/ssh/sshd_config
>>>> to allow login with passwords
>>>> and the user is a member of x2gousers 'group'
>>>> etc
>>>>
>>>>
>>>>
>>>>
>>>> On Fri, Jan 21, 2011 at 5:21 AM, jmm <jagermeistermeister at gmail.com
>>>> <mailto:jagermeistermeister at gmail.com>> wrote:
>>>>
>>>> Yes, it is an Ubuntu Server AMI with ubuntu-desktop installed,
>>>> the desktop is working with VNC so that part seems to have gone OK.
>>>>
>>>> FYI it was an alestic.com <http://alestic.com> Ubuntu 10.10
>>>> image, did you get the image from Canonical?
>>>>
>>>>
>>>>
>>>> brian mullan wrote:
>>>>>
>>>>>
>>>>> ---------- Forwarded message ----------
>>>>> From: <x2go-dev-request at lists.berlios.de
>>>>> <mailto:x2go-dev-request at lists.berlios.de>>
>>>>> Date: Fri, Jan 21, 2011 at 3:29 AM
>>>>> Subject: X2go-dev Digest, Vol 25, Issue 19
>>>>> To: x2go-dev at lists.berlios.de <mailto:x2go-dev at lists.berlios.de>
>>>>>
>>>>>
>>>>> Send X2go-dev mailing list submissions to
>>>>> x2go-dev at lists.berlios.de
>>>>> <mailto:x2go-dev at lists.berlios.de>
>>>>> Note sure what you are doing but I've got quite a few ubuntu
>>>>> 10.10 servers on amazon
>>>>> that I connect to using x2go. Lack of the video card on
>>>>> those AWS EC2 machines
>>>>> makes no difference in regards to x2go.
>>>>>
>>>>> But you have installed a "desktop" on those AWS instances?
>>>>>
>>>>> If you created an instance from an Ubuntu Server AMI then you
>>>>> would need to
>>>>>
>>>>> /sudo apt-get install ubuntu-desktop/
>>>>>
>>>>> or install some "light" desktop.
>>>>>
>>>>>
>>>>>
>>>>> ------------------------------
>>>>>
>>>>> Message: 4
>>>>> Date: Fri, 21 Jan 2011 09:27:33 +0100
>>>>> From: jmm <jagermeistermeister at gmail.com
>>>>> <mailto:jagermeistermeister at gmail.com>>
>>>>> To: x2go-dev at lists.berlios.de <mailto:x2go-dev at lists.berlios.de>
>>>>> Subject: [X2go-dev] x2go not working on ubuntu 10.10?
>>>>> Message-ID: <4D394375.7090300 at gmail.com
>>>>> <mailto:4D394375.7090300 at gmail.com>>
>>>>> Content-Type: text/plain; charset="iso-8859-1"; Format="flowed"
>>>>>
>>>>> Hi,
>>>>>
>>>>> I tried to get this working all night, but it seems there is
>>>>> no way to
>>>>> connect to an ubuntu 10.10 installation using x2go (package
>>>>> x2goserver-home). When trying to connect, x2goagent is
>>>>> complaining about
>>>>> not being able to open a display (in the session log). The
>>>>> machine is an
>>>>> Amazon EC2 instance, which has no video card. I suspect this
>>>>> is causing
>>>>> the trouble. I have read it was working on ubuntu 10.04 by the
>>>>> way, as
>>>>> in
>>>>> http://blog.restbackup.com/how-to-use-amazon-ec2-as-your-desktop
>>>>>
>>>>> I also tried freenx, neatx and nxserver (from nomachine), and
>>>>> they all
>>>>> give similar errors. Tightvncserver on the other hand does
>>>>> work, maybe
>>>>> that's not so useful information, but just in case.
>>>>>
>>>>> The server log says:
>>>>>
>>>>> $ cat session.log
>>>>> /usr/bin/x2goagent: line 1: -e: command not found
>>>>>
>>>>> NXAGENT - Version 3.4.0
>>>>>
>>>>> Copyright (C) 2001, 2007 NoMachine.
>>>>> See http://www.nomachine.com/ for more information.
>>>>>
>>>>> Info: Agent running with pid '3065'.
>>>>> Session: Starting session at 'Fri Jan 21 00:42:15 2011'.
>>>>> Info: Proxy running in server mode with pid '3065'.
>>>>> Info: Waiting for connection from 'localhost' on port '30001'.
>>>>> Info: Accepted connection from '127.0.0.1'.
>>>>> Warning: Connected to remote version 3.2.0 with local version
>>>>> 3.4.0.
>>>>> Info: Connection with remote proxy completed.
>>>>> Info: Using ADSL link parameters 512/24/1/0.
>>>>> Info: Using agent parameters 5000/10/50/0/0.
>>>>> Info: Using cache parameters 4/4096KB/8192KB/8192KB.
>>>>> Info: Using pack method '16m-jpeg-9' with session
>>>>> 'unix-kde-depth_24'.
>>>>> Info: Using ZLIB data compression 1/1/32.
>>>>> Info: Using ZLIB stream compression 4/4.
>>>>> Info: No suitable cache file found.
>>>>> Info: Listening to X11 connections on display ':50'.
>>>>> Warning: The channel for FD#5 channel ID#1 was not marked as
>>>>> finishing.
>>>>> Error: Aborting session with 'X2goagent: Unable to open display
>>>>> 'nx/nx,options=/home/ubuntu/.x2go/C-ubuntu-50-1295570534_stDGNOME_dp24/options:50''.
>>>>> Session: Aborting session at 'Fri Jan 21 00:42:24 2011'.
>>>>> Session: Session aborted at 'Fri Jan 21 00:42:24 2011'.
>>>>> Warning: Signals were not blocked in process with pid '3065'.
>>>>> Info: Your session has died before reaching an usable state.
>>>>> Info: This can be due to the remote X server refusing access
>>>>> to the client.
>>>>> Info: Please check the authorization provided by your X
>>>>> application.
>>>>> Info: Waiting the cleanup timeout to complete.
>>>>>
>>>>>
>>>>> Client (x2goclient) log says:
>>>>>
>>>>>
>>>>> NXPROXY - Version 3.2.0
>>>>>
>>>>> Copyright (C) 2001, 2007 NoMachine.
>>>>> See http://www.nomachine.com/ for more information.
>>>>>
>>>>> Info: Proxy running in client mode with pid '7391'.
>>>>> Session: Starting session at 'Fri Jan 21 02:29:02 2011'.
>>>>> Info: Connecting to remote host 'localhost:30001'.
>>>>> Info: Connection to remote proxy 'localhost:30001' established.
>>>>> Warning: Connected to remote version 3.4.0 with local version
>>>>> 3.2.0.
>>>>> Warning: Consider checking http://www.nomachine.com/ for updates.
>>>>> Info: Connection with remote proxy completed.
>>>>> Warning: Unrecognized session type 'unix-kde-depth_24'.
>>>>> Assuming agent
>>>>> session.
>>>>> Info: Using ADSL link parameters 512/24/1/0.
>>>>> Info: Using cache parameters 4/4096KB/8192KB/8192KB.
>>>>> Info: Using pack method '16m-jpeg-9' with session
>>>>> 'unix-kde-depth_24'.
>>>>> Info: Using ZLIB data compression 1/1/32.
>>>>> Info: Using ZLIB stream compression 4/4.
>>>>> Info: No suitable cache file found.
>>>>> Info: Forwarding X11 connections to display ':0.0'.
>>>>> Session: Session started at 'Fri Jan 21 02:29:06 2011'.
>>>>> Error: Connection to ':0.0' failed. Error is 111 'Connection
>>>>> refused'.Session: Terminating session at 'Fri Jan 21 02:29:15
>>>>> 2011'.
>>>>> Info: Your session was closed before reaching a usable state.
>>>>> Info: This can be due to the local X server refusing access to
>>>>> the client.
>>>>> Info: Please check authorization provided by the remote X
>>>>> application.
>>>>> Session: Session terminated at 'Fri Jan 21 02:29:15 2011'.
>>>>>
>>>>>
>>>>>
>>>>> I'd really like to try NX, since it appearantly works faster
>>>>> than VNC.
>>>>> Please advice.
>>>>>
>>>>> Kind regards,
>>>>>
>>>>> jmm
>>>>>
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>>>>>
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>>>>>
>>>>> End of X2go-dev Digest, Vol 25, Issue 19
>>>>> ****************************************
>>>>>
>>>>
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