Debconf is a software utility for performing system-wide configuration tasks on debian-like linux systems.

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See what debconf do to configuration files

Some packages will run debconf when you install them. Based on the input you enter in the dialogs, some configuration files will be change before installation ends. How can I see what actions debconf ...
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Deb Package Templates File Variables

I am building a .deb package which will install software to create a RAID array from prexisting system devices. I would like to have a question presented to the user through the templates file, using ...
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What is the difference between keyboard-configuration/layout and keyboard-configuration/layoutcode?

I am trying to automate the installation of Ubuntu 14.04 Server. While trying to set the keyboard layout to German, I noticed two different configuration options: keyboard-configuration/layout and ...
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How to configure the MySQL APT repo on Ubuntu, on a non-interactive shell?

I want to install MySQL 5.7 on Travis CI, which runs Ubuntu 12 virtual machines. I'm willing to use the official MySQL APT repo: wget ...
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What values from debconf-get-selections should not be preseeded?

I want to replicate the Debian installation choices made for my system's current configuration in the installation of a new system. Debian can be pre-configured through a "pre-configuration" (aka ...
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How to regenerate /var/cache/debconf on Debian?

Suppose one deleted (or damaged) the following files/folder. /var/cache/debconf /var/cache/debconf/config.dat /var/cache/debconf/config.dat-old /var/cache/debconf/passwords.dat ...
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How to check debconf selections of a non-installed package?

I'm trying to find the available debconf configuration options (which key-value pairs the package supports and if possible a description of each) of some non-installed packages, like ufw, but I ...
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What does -fnoninteractive mean in a call to debconf-communicate?

My title is the question. I'm looking at a script which makes a popen call to debconf-communicate with a cli argument -fnoninteractive. What does the -fnoninteractive do?
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apt-get install without debconf prompt

I would like to install chef via apt non-interactively, but by default, apt installation brings up this prompt: Is there a way to skip this step during installation or pass a value to apt install? ...
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When removing a Debian package, how can I also remove Python *.pyc files?

I have a Debian package say XYZ.deb which copies some file on installation. As per Debian package policy on package uninstallation only those files will be removed which were copied during ...
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Preseeding Debian Install From Local Mirror: No Disks Detected

As a follow up to this question, I am trying to fully automate the Debian (squeeze) installation procedure. I have so far managed to mount an ISO image of the main Debian DVD and serve it over FTP to ...