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<?xml version="1.0"?>
<!DOCTYPE chapter PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
"http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd">
<chapter id="feature-packagekit">
<title>Package Updates</title>
<para>Cockpit uses the <ulink url="https://www.freedesktop.org/software/PackageKit/gtk-doc/api-reference.html">PackageKit</ulink>
D-Bus API to get information about available package updates and to apply them, in an Operating System independent manner.</para>
<para>To perform similar tasks from the command line, use the
<ulink url="https://www.freedesktop.org/software/PackageKit/pk-using.html">pkcon</ulink> command:</para>
<programlisting>
$ <command>pkcon refresh</command>
$ <command>pkcon get-updates</command>
Available sudo-1.8.20p2-1.fc26.x86_64 (updates-testing)
Allows restricted root access for specified users
Available vim-filesystem-2:8.0.617-1.fc26.x86_64 (updates-testing)
VIM filesystem layout
Available vim-minimal-2:8.0.617-1.fc26.x86_64 (updates-testing)
A minimal version of the VIM editor
$ <command>pkcon get-update-detail sudo</command>
Details about the update:6.x86_64 [fedora]
Package: sudo-1.8.20p2-1.fc26.x86_64
Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1452941
Update text: - update to 1.8.20p2
- added sudo package to dnf/yum protected packages
$ <command>pkcon update</command>
The following packages have to be updated:
sudo-1.8.20p2-1.fc26.x86_64 Allows restricted root access for specified users
vim-filesystem-2:8.0.617-1.fc26.x86_64 VIM filesystem layout
vim-minimal-2:8.0.617-1.fc26.x86_64 A minimal version of the VIM editor
Proceed with changes? [N/y] y
[...]
</programlisting>
<para>Of course you can also use your Operating System specific commands for that, such as
<command>dnf updateinfo info</command> on Fedora or
<command>sudo apt upgrade</command> on Debian.</para>
</chapter>
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