Hi, I will debug this further when I have a some spare time.
Is there any documentation that describes how this port forwarding and ssh stuff works? Gerald > -----Original Message----- > From: Mike Gabriel [mailto:[email protected]] > Sent: Wednesday, October 24, 2012 10:22 AM > To: Gerald Richter - ECOS > Cc: [email protected] > Subject: Re: [X2Go-User] session resuming after disconnect/reconnect > > Hi Gerald, > > On Mi 24 Okt 2012 07:03:36 CEST wrote: > > > when a session gets disconnected (e.g. network connection is lost, > > computer is powered down, without disconnect) I cannot simply resume > > the session after the next connect. > > Yes, this is a known issue with SSH and port forwarding. As X2Go media is > transported over SSH port forwarding connections all parts of a session > (graphics, audio, sshfs) are affected by disrupted connections that do not > properly close open SSH port forwarding requests. > > > I have first to pause the session, that wait a long time (don't know > > exactly how long, but needs to be more than 30-60 seconds) and than I > > am able to resume the session. > > Yes, this exactly describes the phenomen. I have tried to catch these > situations in Python X2Go code, but these precautions only work on some > occasions. > > > If I simply pause/resume the session or try to take it over, the > > operation fails and the session is closed. > > > > Looks like after the pause of the old session, something does not get > > terminated correctly and needs to timeout before I can resume the > > session. > > > > Simply pausing/resuming a session works without problems, as long as > > the ssh session isn't closed in between. It also works if I pause the > > session, than disconnect the ssh connection. Than I can resume after I > > have reconnected to the server. > > What also works is restarting the SSH daemon on the server side. > > Unfortunately, I cannot give more of a solution to this. If you find any ways > to > tweak the ssh daemon then we could put that into a README for Python > X2Go (or into the wiki of X2Go). > > Thanks, > Mike > > -- > > DAS-NETZWERKTEAM > mike gabriel, rothenstein 5, 24214 neudorf-bornstein > fon: +49 (1520) 1976 148 > > GnuPG Key ID 0x25771B31 > mail: [email protected], http://das-netzwerkteam.de > > freeBusy: > https://mail.das-netzwerkteam.de/freebusy/m.gabriel%40das- > netzwerkteam.de.xfb _______________________________________________ X2Go-User mailing list [email protected] https://lists.berlios.de/mailman/listinfo/x2go-user
