Demo Discussion
Forum Config Examples Contributions Vulnerabilities
  Discussion forum about ELOG, Page 1 of 237  Not logged in ELOG logo
New entries since:Thu Jan 1 01:00:00 1970
icon1.gif   Segfault on elog-3.1.5-1 when uploading file., posted by gary holman on Thu Dec 12 18:45:49 2024 elog-3.1.5-1-segfault-valgrind.txt
I am receiving a segfault whenever I attempt to upload a file.   Please see attached .txt for valgrind output.   This occurs in version
elog-3.1.5-1.   I reverted back to version elog-3.1.4-3 and the segfault does not occur.

Segfault occurs in Elog version: elog-3.1.5-1
    icon2.gif   Re: Segfault on elog-3.1.5-1 when uploading file., posted by gary holman on Thu Dec 12 19:01:39 2024 
Looks like duplicate report to https://elog.psi.ch/elogs/Forum/69826




gary
holman wrote:



I am receiving a segfault whenever I attempt to upload a file.  
       icon2.gif   Re: Segfault on elog-3.1.5-1 when uploading file., posted by Stefan Ritt on Thu Dec 12 19:46:02 2024 
A statement like "core dumped" does not help much. Same with valgrind memory leaks. I need a full strack trace with all parameters when the
segment violation occurs. The easiest is when you run elogd vom inside gdb, and once you get the signal, do a "where" to see th full stack trace.

As you can see from this forum, there is absolutely no crash when you upload any file, so it must have to do with your config file or anything
          icon2.gif   Re: Segfault on elog-3.1.5-1 when uploading file., posted by gary holman on Thu Dec 12 20:29:40 2024 
Thanks for further instructions here is full stack trace:

Program received signal SIGABRT, Aborted.
             icon2.gif   Re: Segfault on elog-3.1.5-1 when uploading file., posted by Stefan Ritt on Fri Dec 13 15:11:08 2024 
Thanks to your stack trace, I found a case where a string might get overwritten, but only if the attachment file name is longer than 256 chars. I fixed
the code and made a new RPM:

  https://www.dropbox.com/scl/fi/r37qx9aka5ytt3j7vn4km/elog-3.1.5-20241213.el8.x86_64.rpm?rlkey=knct99pdltggunrbmyr2hpfe5&st=pkre24aq&dl=0
                icon2.gif   Re: Segfault on elog-3.1.5-1 when uploading file., posted by gary holman on Fri Dec 13 19:40:57 2024 
Thanks Stefen!

I built from source (ELOG V3.1.5-3a5f2f00) and I confirmed as fixed.
 
                   icon2.gif   Re: Segfault on elog-3.1.5-1 when uploading file., posted by Evinrude Motor on Tue Jan 7 20:35:23 2025 
When will the new source be in the standard download area ? I'm on ubuntu .




gary
holman wrote:



Thanks Stefen!
                      icon2.gif   Re: Segfault on elog-3.1.5-1 when uploading file., posted by Stefan Ritt on Tue Jan 7 20:41:13 2025 
It is in the usual download area which is referenced at https://elog.psi.ch/elog/download.html

Stefan




Evinrude
                         icon2.gif   Re: Segfault on elog-3.1.5-1 when uploading file., posted by Evinrude Motor on Sun Apr 13 13:56:05 2025 
So this never made it into the download area ?  elog-latest.tar is elog-3.1.5-1 and contains no files from 2024 or 2025 .

Thanks
                            icon2.gif   Re: Segfault on elog-3.1.5-1 when uploading file., posted by Stefan Ritt on Thu Apr 17 13:10:43 2025 
I stopped making tar files, since most people building elog from sources just pull it from the bitbucket repository:

$ git clone https://bitbucket.org/ritt/elog --recursive
$ cd elog
icon4.gif   New elog from template should update the subdir, posted by Liam Gaffney on Wed Apr 2 13:01:34 2025 
Hello. We are using explicity subdir names on our elog server to manage a large number of "Top groups" and sub "groups". When we
create a new logbook from a template in the same group, it would be beneficial to automatically give a new subdir based on the previous one. At the very
least, it should not reuse the same parameter as the template (see below).
icon3.gif   Custom input forms implementation, posted by Stefan Ritt on Fri Sep 17 06:19:39 2010 Capture.pngelogd.cfgIMAG0036.jpgshiftcheck.html
Dear ELOG users,
starting with SVN revision 2328, custom input forms are implemented. This allows application specific formats for check lists etc. In our specific
case we had to implement a shift check list, which was quite long. Furthermore the check list should be optimized for an iPad, which we take in the field
    icon2.gif   Re: Custom input forms implementation, posted by JD on Fri Jul 8 12:09:45 2016 
Hello Stefan,

I created a custom form with the example you provided. When I enter the Data and Submit the Form I get the error message "Datei
passwordfile.xml kann nicht geöffnet werden: No such file or directory".  Posting stuff works in all
icon1.gif   Host ELOG on Raspberry Pi for small lab, posted by Michel Döhring on Thu Mar 20 10:25:59 2025 
Dear all, 

is there an instruction document how to exacly host the ELOG on a server for example a raspberry pi?

Wishes, 
    icon2.gif   Re: Host ELOG on Raspberry Pi for small lab, posted by Stefan Ritt on Thu Mar 20 11:21:07 2025 
Just read the manual: https://elog.psi.ch/elog/adminguide.html




Michel
Döhring wrote:



Dear all, 
    icon2.gif   Re: Host ELOG on Raspberry Pi for small lab, posted by Konstantin Olchanski on Fri Mar 21 23:51:08 2025 
> is there an instruction document how to exacly host the ELOG on a server for example a raspberry pi?

would be same as on any other linux machine, in the nutshell:
icon8.gif   3-level conditional not working, posted by Harry Martin on Thu Mar 20 07:34:24 2025 
Not sure if this is a bug or not; if it is not, kindly reclassify the category.

Following is a small example of what I will dub a 3-level, conditional logbook:



[cond_test]
icon4.gif   Webserver authentication may cause redirect loop, posted by Arjan Hulsbosch on Thu Jan 23 11:32:05 2025 
If


Elog is configured to use webserver authentication, and
the user reported by the webserver does not exist in the password
file, and
the "Guest Menu commands" configuration is set in "elogd.cfg", and
a logbook is accessed,


then
icon4.gif   Equation Editor does not work, posted by Dominic on Sun Sep 1 04:33:13 2024 
Hi!

I am not sure if this is a know issue: it seems that the equation editor does not work anymore. Is there any fix or alternative method to type
latex formula in the log? 
    icon2.gif   Re: Equation Editor does not work, posted by Nick Sauerwein on Wed Sep 25 16:00:06 2024 
We have observed the same issue. Did the CodeCogs api change? 

Thanks for the help.




Dominic
    icon2.gif   Re: Equation Editor does not work, posted by Dominic on Tue Nov 5 15:51:26 2024 
is there any update on this bug? Has anyone else observed the same problem?




Dominic
wrote:



Hi!
       icon2.gif   Re: Equation Editor does not work, posted by Stefan Ritt on Mon Jan 6 14:59:06 2025 
Apparently Codecogs have changed their URL. I tried the update from 

  https://editor.codecogs.com/depr/CK_Editor_v4x.php

but it did not help. The CK Editor v5 is quite different from v4 (like they require node.js to install it), so putting it into elog would be
icon1.gif   Author special characters changed when saving as draft, posted by Víctor M. Nouvilas on Mon Dec 16 15:26:26 2024 
Hello, I have installed ELOG in an Ubuntu 22.04 machine and is working great, but I have found a small bug with Author names.

I have the config set like this for the Author attribute:

Preset Author = $long_name
ELOG V3.1.5-3fb85fa6