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Debian with three monitors under low cost graphics interface

Posted by Eriberto on nov 27, 2016 in Debian, Kernel, Linux, Sistema Operacional

Since 2008 I use two monitors in my desktop. Yesterday I bought a new graphics interface and a third monitor. Some time I was looking for a low cost graphics interface. Ok, I am using GeForce GT 740 which has three output ports: VGA, DVI and HDMI. In Brazil this interface card can be found […]

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Statistics to Choose a Debian Package to Help

Posted by Eriberto on set 18, 2016 in Debian

In the last week I played a bit with UDD (Ultimate Debian Database). After some experiments I did a script to generate a daily report about source packages in Debian. This report is useful to choose a package that needs help. The daily report has six sections: Sources in Debian Sid (including orphan) Sources in […]

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Debian: GnuPG 2, chroot and debsign

Posted by Eriberto on ago 18, 2016 in Debian, Sistema Operacional

Since GPG 2 was set as default for Debian (Sid, August 2016), an error message appeared inside jails triggered by chroot, when using debuild/debsign commands: clearsign failed: Inappropriate ioctl for device The problem is that GPG 2 uses a dialog window to ask for a passphrase. This dialog window needs a tty (from /dev/pts/ directory). […]

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Debian: how to use blhc to solve hardening issues when packaging

Posted by Eriberto on set 7, 2015 in Debian

Implementing the hardening When packaging in Debian, is very common to see the lintian messages ‘hardening-no-relro’ and ‘hardening-no-fortify-functions’ in some softwares written in C or C++. To solve these issues, we can use the ‘blhc’ tool (apt-get install blhc). Please, get the revision 1.11-9 of the icmpinfo package. You can get this revision from http://snapshot.debian.org […]

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Upload to jessie-backports from Debian Jessie stable

Posted by Eriberto on maio 2, 2015 in Debian

Today, trying upload to jessie-backports from a Jessie jail, I got this message from dput-ng: $ dput netdiscover_0.3beta7~pre-2~bpo8+1_amd64.changes Uploading netdiscover using ftp to ftp-master (host: ftp.upload.debian.org; directory: /pub/UploadQueue/) running allowed-distribution: check whether a local profile permits uploads to the target distribution `jessie-backports’ not in the codename group To solve this problem, you can edit the […]

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Debian: amd64 packages in wheezy-backports

Posted by Eriberto on jun 4, 2014 in Debian, Linux

Today I made a little script and I put it in my site… So, you can see the results here: http://eriberto.pro.br/debian/wheezy-backports_list.txt More about Debian Backports can be viewed at: http://backports.debian.org Enjoy!

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How to write a good debian/watch easily

Posted by Eriberto on out 7, 2013 in Debian, Sistema Operacional

Short URL: http://bit.ly/debian_watch Updates: 2016-10-16: Added a section about ‘fake watches’. Changed all versions from ‘version=3’ to ‘version=4’. 2015-08-25: Added a section about ‘merging uversionmangle and dversionmangle’.   Writing a good watch file for a Debian package is simple. However, several maintainers don’t know how to make watches for non trivial sites as Google Pages […]

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Refining the lintian on Debian

Posted by Eriberto on maio 9, 2013 in Debian, Linux, Sistema Operacional

Lintian is a system that checks the Debian Policy when debhelper is building a package in Debian. Lintian has several verification levels. By default, some are used. However, you can refine it via config file. It’s a common error to use the default setting and submit packages with hidden problems to mentors. To activate all […]

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Guia dobrável do tcpdump e WinDump

Posted by Eriberto on mar 20, 2013 in Debian, Internet, IPv6, Linux, Rede

Há alguns dias eu fiz um guia dobrável sobre o tcpdump, que também serve para o WinDump. Ele possui seis páginas e é uma referência para iniciantes e para profissionais. O guia está disponível em http://eriberto.pro.br/files/guia_tcpdump.pdf. Espero que seja útil. []s!

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Kernels Linux 3.4.35 e 3.8.3 para Debian Wheezy

Posted by Eriberto on mar 19, 2013 in Debian, Kernel, Linux, Sistema Operacional

Pessoal, Como estou escrevendo o livro de análise de tráfego, tive que compilar kernels mais atuais para fazer algumas experiências. Então, disponibilizei os .deb de tais kernels. São o 3.4.35 e o 3.8.3. Foram compilados para Debian Wheezy (Debian 7) e funcionam perfeitamente. Por favor, quem for usar, leia o README antes, pois há riscos. […]

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