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Building Debian Packages from the Ground Up

Repository Management

Explore how Debian repositories are set up and managed, focusing on configuration files, repository layout, metadata files like Release and Packages, and repository integrity. This lesson helps learners understand how package paths and components work for efficient package management and updates.

We'll cover the following...

Paths to repositories

Debian machines pull packages from repositories. The paths to repositories are configured in the file /etc/apt/source.list/ or /etc/apt/sources.list.d/*.list, in the format:

deb <URL> <DISTRIBUTION> [<COMPONENT>]+

deb-src <URL> <DISTRIBUTION> [<COMPONENT>]+

For example:

deb http://ftp.debian.org/debian bullseye main contrib non-free

The above line specifies that for a binary package (deb-src would be for source packages), the repository root URL is http://ftp.debian.org/debian for the distribution bullseye ...