X2Go Bug report logs - #1469
X2Go Client connection issue (Socket error)

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Package: x2goclient; Maintainer for x2goclient is X2Go Developers <x2go-dev@lists.x2go.org>; Source for x2goclient is src:x2goclient.

Reported by: Melroy van den Berg <melroy89@protonmail.com>

Date: Mon, 18 May 2020 18:55:02 UTC

Severity: normal

Tags: pending

Found in version 4.1.2.2

Fixed in version 4.1.2.3

Done: X2Go Release Manager X2Go Release Manager <git-admin@x2go.org>

Bug is archived. No further changes may be made.

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From: Ulrich Sibiller <ulrich.sibiller@gmail.com>
Date: Tue, 19 May 2020 22:37:08 +0200
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To: Melroy van den Berg <melroy89@protonmail.com>, 1469@bugs.x2go.org
Cc: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
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What about taking the original code, run your auto-formatter (what
tool are you using?), make a patch. Then copy your patched version
over the auto-formatted version and create one or more other patches,
depending on your changes. Using git add -p this is very easy to
accomplish.

Uli

On Tue, May 19, 2020 at 10:08 PM Melroy van den Berg
<melroy89@protonmail.com> wrote:
>
> Hi,
>
> Well.. it was not unnecessary. The code was actually unreadable, wrong indentations and inconsistent throughout the whole file.
> I needed to execute this auto-formatter, before I could even begin to understand the code.
>
> In fact, I urge you to execute this on the whole archive. And keep the code quality high via a CI pipeline or something.
>
> I can understand it makes it hard to read. I also fixed other some issues like this double error message during login and all the debug statements.
> What would be your approach? I think it's still wise to auto-format the code in consistent matter.
>
> Regards,
> Melroy van den Berg
>
> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> Op dinsdag, mei 19, 2020 9:48 PM, Mike Gabriel <mike.gabriel@das-netzwerkteam.de> schreef:
>
> > Hi Melroy,
> >
> > On Di 19 Mai 2020 03:59:16 CEST, Melroy van den Berg wrote:
> >
> > > Hi,
> > > I did some refactoring in the sshmasterconnection.cpp file. I think > it can definitely use some clean-up and further splitting functions > and even into multiple files eventually.
> > > I cloned the master branch of code.x2go.org/x2goclient repo.
> > > The changes I applied are in the attachment of this mail (a git > patch file). I think closing previous sessions and connection solved > my strange SSH connection is resulting into Socket error: No such > file or directory".
> > > Although X2Go client is calling libssh > calls (libssh version > currently in use runtime on my host is: 0.7.0).
> > > For some reason this vague error message popped-up by libssh, > properly a result of previous session being created and not > correctly closed. And/or not closed in the right order (/missing API > calls), like a good example:
> > > ssh_channel_send_eof(channel);
> > > ssh_channel_close(channel);
> > > ssh_channel_free(channel);
> > > And I created yet again a new YT video showing my result:
> > > https://youtu.be/vmASLJq0CKM
> > > (including some brief explanation what I did so far, I also ran an > formatted on the code, because it was very very hard to read with > all the wrong indents)
> > > I also made another video showing yet another bug I found regarding > the SSH tunneling (during some heavy testing), the only solution was > to restart the whole docker image:
> > > https://youtu.be/xEpIyo84fWc (I think this issue is unrelated, but > maybe wise to take serious as well)
> > > Again see attachment for the patch (branched from master).
> > > Regards,
> > > Melroy van den Berg
> >
> > Thanks for working on X2Go Client. With your patch, there is a problem though. It is barely unreviewable, because you have so many changes (also white space changes) in one patch file.
> >
> > Please clone the X2Go Client Git repo, add atomic changes with good commit messages. Keep white-space changes and technical changes fully separate (ideally: technical changes first, white-space changes last).
> >
> > Then export your patches using 'git format-patch <last-official-commit>..HEAD' and send us the set of patches instead this one bulk commit/patch.
> >
> > Thanks for your efforts!!!
> >
> > Mike
> >
> > -----------------------------------
> >
> > DAS-NETZWERKTEAM
> > c\o Technik- und Ökologiezentrum Eckernförde
> > Mike Gabriel, Marienthaler Str. 17, 24340 Eckernförde
> > mobile: +49 (1520) 1976 148
> > landline: +49 (4351) 850 8940
> >
> > GnuPG Fingerprint: 9BFB AEE8 6C0A A5FF BF22 0782 9AF4 6B30 2577 1B31
> > mail: mike.gabriel@das-netzwerkteam.de, http://das-netzwerkteam.de
> _______________________________________________
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