Difference between revisions of "Dpkg"

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<code>[[Wikipedia:dpkg|dpkg]]</code> is a [[package management]] software used among others by Debian operating system. It can be used to install, remove, and provide information about .deb packages.
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{{lowercase}}
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<code>[[Wikipedia:dpkg|dpkg]]</code> ([[1994]]) is a [[package management]] software used among others by Debian operating system. It can be used to install, remove, and provide information about <code>[[.deb]]</code> packages.
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* <code>[[dpkg --help]]</code>
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New package configurations will append a *.dpkg-old OR *.dpkg-dist.
 
New package configurations will append a *.dpkg-old OR *.dpkg-dist.
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* Install a .deb package:
 
* Install a .deb package:
 
** <code>dpkg -i ''filename.deb''</code>
 
** <code>dpkg -i ''filename.deb''</code>
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** <code>dpkg -i -E ''filename.deb''</code> ( <code>-E, [[--skip-same-version]]</code>) 
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* Remove an installed package:
 
* Remove an installed package:
 
** <code>dpkg -r ''package_name''</code>
 
** <code>dpkg -r ''package_name''</code>
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** <code>[[dpkg -s]] ''package_name''</code> (<code>-s --status</code>). See also: <code>[[apt-cache]] policy package_name</code>
 
** <code>[[dpkg -s]] ''package_name''</code> (<code>-s --status</code>). See also: <code>[[apt-cache]] policy package_name</code>
  
* List of installed packages in your computer can be obtained with:
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* [[List installed packages]] in your computer can be obtained with:
** <code> dpkg -l ''[optional pattern]''</code>
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** <code> [[dpkg -l]] ''[optional pattern]''</code>
 
* List files in a package:
 
* List files in a package:
** <code>dpkg -L ''package_name''</code>
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** <code>[[dpkg -L]] ''package_name''</code>
 
** <code>[[dpkg-query]] -L ''package_name''</code>
 
** <code>[[dpkg-query]] -L ''package_name''</code>
  
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* <code>[[dpkg --configure -a]]</code><ref> https://www.ostechnix.com/how-to-fix-e-could-not-get-lock-var-lib-dpkg-lock-error-on-ubuntu/</ref>
 
* <code>[[dpkg --configure -a]]</code><ref> https://www.ostechnix.com/how-to-fix-e-could-not-get-lock-var-lib-dpkg-lock-error-on-ubuntu/</ref>
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* <code>[[dpkg-reconfigure]]</code>, <code>[[dpkg-reconfigure openssh-server]]</code>
  
 
=== Example Outputs of dpkg commands ===
 
=== Example Outputs of dpkg commands ===
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== Activities ==
 
== Activities ==
 
===Basic===
 
===Basic===
# Read [[apt]] and <code>[[snap]]</code> page
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# Read <code>[[apt]]</code> and <code>[[snap]]</code> page
 
# Install a package using [[dkpg]]
 
# Install a package using [[dkpg]]
 
# Understand differences between apt and dpkg
 
# Understand differences between apt and dpkg
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{{CC license}}. Source: https://en.wikiversity.org/wiki/Linux_server_administration/dpkg
 
{{CC license}}. Source: https://en.wikiversity.org/wiki/Linux_server_administration/dpkg
  
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[[Category:dpkg]]
 
[[Category:Server administration]]
 
[[Category:Server administration]]
 
[[Category:Operating systems]]
 
[[Category:Operating systems]]
 
[[Category:Linux]]
 
[[Category:Linux]]

Latest revision as of 11:20, 16 September 2021

dpkg (1994) is a package management software used among others by Debian operating system. It can be used to install, remove, and provide information about .deb packages.


New package configurations will append a *.dpkg-old OR *.dpkg-dist.

Basic dpkg commands[edit]

  • Install a .deb package:
  • Remove an installed package:
    • dpkg -r package_name
  • Get Information about a package
  • Find package owner of a file:
    • dpkg -S `which file_to_search` (-S Search)
  • List content of a package, content can be extracted suing ar command:
    • dpkg -c /path/to/package_name.deb
  • Get a list of recently installed packages
  • Get a list of recently upgraded packages
    • zcat -f /var/log/dpkg.log* | grep "\ upgrade\ " | sort
  • Get a list of recently installed or upgraded packages
    • zcat -f /var/log/dpkg.log* | egrep "\ install\ |\ upgrade\ " | sort -nk1

Example Outputs of dpkg commands[edit]

Activities[edit]

Basic[edit]

  1. Read apt and snap page
  2. Install a package using dkpg
  3. Understand differences between apt and dpkg

Advanced[edit]

  1. Read uscanhttps://manpages.debian.org/buster/devscripts/uscan.1.en.html and https://wiki.debian.org/debian/watch to understand how new packages are generated: https://manpages.debian.org/buster/devscripts/uscan.1.en.html
  2. Learn about dpkg -V and dpkg -C options

See Also[edit]

Text is available under the Creative Commons Attribution-ShareAlike License; additional terms may apply. By using this site, you agree to the Terms of Use and Privacy Policy.. Source: https://en.wikiversity.org/wiki/Linux_server_administration/dpkg

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