Dear Sebastien,

thanks to you.

> Removing "confirmed" tag, and closing bug: lanmap is designed to
> run as root, since it needs raw access to the network interface, as
> illustrated below:

But I am afraid that the problem that I was reporting was
related to  /usr mounted read only, so even running as root
that temp file has not write access.

I think that the /usr hierachy is not the best place to write
tmp data. I do not know if this is aganist the standard file
system practices... but it could be.

Best regards.



2007/9/16, Debian Bug Tracking System <[EMAIL PROTECTED]>:
> This is an automatic notification regarding your Bug report
> which was filed against the lanmap package:
>
> #438733: lanmap: /usr/share/lanmap//tmp.lanmap on Read only /usr filesystem
>
> It has been closed by Sebastien Delafond <[EMAIL PROTECTED]>.
>
> Their explanation is attached below.  If this explanation is
> unsatisfactory and you have not received a better one in a separate
> message then please contact Sebastien Delafond <[EMAIL PROTECTED]> by replying
> to this email.
>
> Debian bug tracking system administrator
> (administrator, Debian Bugs database)
>
>
>
> ---------- Mensagem encaminhada ----------
> From: Sebastien Delafond <[EMAIL PROTECTED]>
> To: Joaquín Martínez <[EMAIL PROTECTED]>, [EMAIL PROTECTED]
> Date: Sun, 16 Sep 2007 18:16:48 +0200
> Subject: Re: Bug#438733: lanmap: /usr/share/lanmap//tmp.lanmap on Read only 
> /usr filesystem
> tag 438733 - confirmed
> thanks
>
> Removing "confirmed" tag, and closing bug: lanmap is designed to
> run as root, since it needs raw access to the network interface, as
> illustrated below:
>
>   ~ # sudo chmod 777 /usr/share/lanmap
>   ~ # lanmap -vvv -o /tmp
>   verbosity level 3
>   using interfaces...
>   reporting every 60 seconds...
>   8459 records loaded from /usr/share/lanmap//data/mac_vendor
>   Couldn't find default interface: no suitable device found
>   generating final report...
>   ====== 0 Machines =======
>   cmd:twopi -Tpng -o /usr/share/lanmap//tmp.lanmap lanmap.dot && mv 
> /usr/share/lanmap//tmp.lanmap /tmp/lanmap.png && rm lanmap.dot
>   done.
>   ~ # echo $?
>   1
>   ~ #
>
> Cheers,
>
> --Seb
>
> On Sun, Aug 19, 2007 at 10:17:17AM -0300, Joaquín Martínez wrote:
> > Package: lanmap
> > Version: 0.1+svn20060227-4
> > Severity: grave
> >
> >
> >
> > -- System Information:
> > Debian Release: lenny/sid
> >   APT prefers testing
> >   APT policy: (500, 'testing')
> > Architecture: i386 (i686)
> >
> > Kernel: Linux 2.6.21-2-686 (SMP w/1 CPU core)
> > Locale: LANG=en_IE.UTF-8, LC_CTYPE=en_IE.UTF-8 (charmap=UTF-8)
> > (ignored: LC_ALL set to en_IE.UTF-8)
> > Shell: /bin/sh linked to /bin/bash
> >
> > Versions of packages lanmap depends on:
> > ii  graphviz                      2.8-2.6    rich set of graph drawing tools
> > ii  libc6                         2.6-2      GNU C Library: Shared libraries
> > ii  libpcap0.8                    0.9.5-1    System interface for 
> > user-level pa
> >
> > lanmap recommends no packages.
> >
> > -- debconf-show failed
> >
> > <above the emacs debian-bug command output>
> >
> > The exact and complete text of any error messages printed or logged.
> > (IPs and MAC info <REMOVED>):
> >
> > root # lanmap -vvv -o /tmp/
> > /usr/share/lanmap//tmp.lanmap: Read-only file system
> > /usr/share/lanmap//tmp.lanmap: Read-only file system
> > verbosity level 3
> > using devices...
> > reporting every 60 seconds...
> > 8459 records loaded from /usr/share/lanmap//data/mac_vendor
> > using device eth1...
> > opening eth1 in promiscuous mode...
> > device 'eth1' net: 0x0000A8C0, mask: 0x00FFFFFF
> > ====== 1 Machine =======
> > Machine (134807496):
> >   Roles: Bridge
> >   Hostname: ""
> >   Operating System: "?"
> >   <REMOVED>
> > mac <REMOVED> <-> ip <REMOVED>
> > received signal 2, quitting...
> > generating final report...
> > ====== 2 Machines =======
> > Machine (134807856):
> >   Roles: Bridge
> >   Hostname: ""
> >   Operating System: "?"
> >   <REMOVED>
> > Machine (134808968):
> >   Roles:
> >   Hostname: ""
> >   Operating System: "?"
> >   <REMOVED>
> >     <REMOVED>
> > done.
> >
> > root #
> >
> >
> > A description of the incorrect behaviour: exactly what behaviour
> > you were expecting, and what you observed.
> >
> > Attempting to write on and read only filesystem /usr
> > and no image file is generated in /tmp/
> > I was expecting that the temp data were  under /var
> >
> > Suggested fix: 1) to use the /var hierachy to temp/lib/running data files
> > 2) to symlink the /usr file to an /var file on the installation scripts
> >
> >
> > I have added an CCO (I do not like to use his email on a public BTS)
> > to Ryan Flynn just to keep him informed.
> >
> > Thank you for your work and time.
> >
> >
> > Best regards
> >
>
>
>


-- 
Gracias por la atención.

Un saludo.


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