Difference between revisions of "APT"

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Advanced [[Package Tool]], or [[Wikipedia:APT (Debian)|APT]], is a free software user interface that works with core libraries to handle the installation and removal of software on Debian, Ubuntu and other Linux distributions.
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Advanced [[Package manager|Package Tool]], or [[Wikipedia:APT (Debian)|APT]], is a free software user interface that works with core libraries to handle the installation and removal of software on Debian, Ubuntu and other Linux distributions.
Main Advanced Package Tool (APT) binaries are: <code>apt</code>, <code>apt-get</code> and <code>apt-cache</code>
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Main Advanced Package Tool (APT) binaries are: <code>apt</code>, <code>[[apt-get]]</code>, <code>[[apt-cache]]</code> and <code>[[apt-key]]</code>
  
== Basic apt-get/apt commands ==
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== Basic apt commands ==
 
* Installing: <code>apt install PACKAGE_NAME</code>
 
* Installing: <code>apt install PACKAGE_NAME</code>
* <code>apt show PACKAGE_NAME</code> or <code>aptitude show PACKAGE_NAME</code>
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* <code>[[apt show]] PACKAGE_NAME</code> or <code>aptitude show PACKAGE_NAME</code>
* <code>apt policy PACKAGE_NAME</code> <ref>https://askubuntu.com/a/347805/897490</ref> Provides source repository for a given package.
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* <code>[[apt policy]] PACKAGE_NAME</code> <ref>https://askubuntu.com/a/347805/897490</ref> Provides source repository for a given package.
* <code>apt-get update && apt-get upgrade</code>
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* <code>[[apt-get]] update && apt-get upgrade</code>
 
* Showing pending to update packages: <code>apt-get upgrade --dry-run</code> or <code>apt-get upgrade -s</code>
 
* Showing pending to update packages: <code>apt-get upgrade --dry-run</code> or <code>apt-get upgrade -s</code>
 
** <code>/usr/lib/update-notifier/apt-check --human-readable</code>
 
** <code>/usr/lib/update-notifier/apt-check --human-readable</code>
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* <code>[[apt purge]]</code>
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* <code>[[apt install]]</code>
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* <code>[[apt autoremove]]</code>
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* <code>[[apt clean]] PACKAGE_NAME</code>
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* <code>[[apt-file]] list</code> (<code>apt install apt-file</code>)
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* [[apt list]]
  
 
== Basic [[apt-cache]] commands ==
 
== Basic [[apt-cache]] commands ==
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== Relevant configuration files and directories ==
 
== Relevant configuration files and directories ==
* <kbd>/etc/apt/sources.list</kbd><ref>https://wiki.debian.org/SourcesList</ref>: Configuration files with locations to fetch packages from.
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* <kbd>/etc/apt/[[sources.list]]</kbd><ref>https://wiki.debian.org/SourcesList</ref>: Configuration files with locations to fetch packages from.
* <kbd>/etc/apt/sources.list.d/</kbd>: directory with additional source list fragments.
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* <kbd>[[/etc/apt/sources.list.d/]]</kbd>: directory with additional source list fragments.
  
 
== Updates ==
 
== Updates ==
 
* To collect information about what installed packages can be upgraded:  
 
* To collect information about what installed packages can be upgraded:  
 
** <code>[[apt update]]</code>
 
** <code>[[apt update]]</code>
** <code>apt list --upgradable</code>
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** <code>[[apt list --upgradable]]</code>
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** <code>[[apt list updated]]</code>
 
** <code>apt-get upgrade --dry-run</code> or <code>apt-get upgrade -s</code>
 
** <code>apt-get upgrade --dry-run</code> or <code>apt-get upgrade -s</code>
** <code>apt update && apt upgrade</code>
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** <code>apt update && [[apt upgrade]]</code>
 
* To upgrade all installed packages: <code>apt upgrade</code>
 
* To upgrade all installed packages: <code>apt upgrade</code>
* <code>apt dist-upgrade</code> (see also <code>[[/do-release-upgrade/]]</code>)
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* <code>apt dist-upgrade</code> (see also <code>[[do-release-upgrade]]</code>)
 
* [[APT Automatic updates]]
 
* [[APT Automatic updates]]
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* <code>[[apt full-upgrade]]</code>
  
 
=== Holding packages ===
 
=== Holding packages ===
To avoid packages from being upgrade when upgrading use <code>apt-mark</code> command
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To avoid packages from being upgrade when upgrading use <code>[[apt-mark]]</code> command
* <code>apt-mark hold PACKAGE_NAME</code>
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* <code>[[apt-mark]] hold PACKAGE_NAME</code>
 
* <code>apt-mark unhold PACKAGE_NAME</code>
 
* <code>apt-mark unhold PACKAGE_NAME</code>
 
* <code>apt-mark showhold</code><ref>https://askubuntu.com/questions/640986/how-to-get-a-list-of-installed-packages-held-back-from-upgrade</ref>
 
* <code>apt-mark showhold</code><ref>https://askubuntu.com/questions/640986/how-to-get-a-list-of-installed-packages-held-back-from-upgrade</ref>
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# Read [[APT Automatic updates]]
 
# Read [[APT Automatic updates]]
 
# Install <code>software-properties-common</code> package<ref> https://packages.debian.org/sid/admin/software-properties-common</ref> to be able to use <code>[[apt-add-repository]]</code> Python command available since 2004.
 
# Install <code>software-properties-common</code> package<ref> https://packages.debian.org/sid/admin/software-properties-common</ref> to be able to use <code>[[apt-add-repository]]</code> Python command available since 2004.
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== Related terms ==
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* <code>[[lsb_release]]</code>
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* [[Ansible apt module]]
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* <code>[[/etc/apt/apt.conf.d/90forceyes]]</code>
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* <code>[[rm -rf]] [[/var/lib/apt/lists/]]*</code>
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* <code>[[apt-get source]]</code>
  
 
== See Also ==
 
== See Also ==
* [[dpkg]], [[dnf]] and [[snap]]
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* {{dpkg}}
* [[wikipedia:Deb_(file_format)]] to understand ''.deb'' internal format an included files: ''preinst, postinst, prerm and postrm.''
 
* [[RPM]] (Linux)
 
* [[pkgutil]] ([[MacOS]])
 
* [[brew]] ([[MacOS]]), command of the [[Homebrew]] package management software [[wikipedia:Homebrew (package management software)]]
 
* [[pkg]] ([[FreeBSD]])
 
* [[wikipedia:apt-file]] to view the contents of [[Debian]] packages on remote repositories
 
* [[opkg]]
 
* [[Package manager]]
 
 
* {{apt}}
 
* {{apt}}
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* {{package managers}}
  
 
{{CC license}}
 
{{CC license}}
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[[Category:Server administration]]
 
[[Category:Server administration]]
[[Category:Operating systems]]
 
 
[[Category:Linux]]
 
[[Category:Linux]]
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[[Category:APT]]
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[[Category:Package managers]]

Latest revision as of 09:56, 14 March 2024

Advanced Package Tool, or APT, is a free software user interface that works with core libraries to handle the installation and removal of software on Debian, Ubuntu and other Linux distributions. Main Advanced Package Tool (APT) binaries are: apt, apt-get, apt-cache and apt-key

Basic apt commands[edit]

  • Installing: apt install PACKAGE_NAME
  • apt show PACKAGE_NAME or aptitude show PACKAGE_NAME
  • apt policy PACKAGE_NAME [1] Provides source repository for a given package.
  • apt-get update && apt-get upgrade
  • Showing pending to update packages: apt-get upgrade --dry-run or apt-get upgrade -s
    • /usr/lib/update-notifier/apt-check --human-readable
  • apt purge
  • apt install
  • apt autoremove
  • apt clean PACKAGE_NAME
  • apt-file list (apt install apt-file)
  • apt list

Basic apt-cache commands[edit]

See also: apt show PACKAGE_NAMEdpkg -s PACKAGE_NAME

Relevant configuration files and directories[edit]

Updates[edit]

Holding packages[edit]

To avoid packages from being upgrade when upgrading use apt-mark command

  • apt-mark hold PACKAGE_NAME
  • apt-mark unhold PACKAGE_NAME
  • apt-mark showhold[4]

Single upgrade[edit]

  • To upgrade only a package: apt-get install --only-upgrade PACKAGE_NAME

Activities[edit]

  1. Read differences between apt upgrade and apt dist-upgrade: https://unix.stackexchange.com/a/304887
  2. Read APT Automatic updates
  3. Install software-properties-common package[5] to be able to use apt-add-repository Python command available since 2004.


Related terms[edit]

See Also[edit]

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Original Source: https://en.wikiversity.org/wiki/Linux_server_administration/apt

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