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doc: Revise packages filtering doc section
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m-blaha committed Aug 16, 2024
1 parent b52426e commit 0070f11
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3 changes: 1 addition & 2 deletions dnf5.spec
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Expand Up @@ -330,8 +330,7 @@ It supports RPM packages, modulemd modules, and comps groups & environments.
%{_mandir}/man7/dnf*-aliases.7.*
%{_mandir}/man7/dnf*-caching.7.*
%{_mandir}/man7/dnf*-comps.7.*
# TODO(jkolarik): filtering is not ready yet
# %%{_mandir}/man7/dnf*-filtering.7.*
%{_mandir}/man7/dnf*-filtering.7.*
%{_mandir}/man7/dnf*-forcearch.7.*
%{_mandir}/man7/dnf*-installroot.7.*
# TODO(jkolarik): modularity is not ready yet
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3 changes: 1 addition & 2 deletions doc/CMakeLists.txt
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Expand Up @@ -88,8 +88,7 @@ if(WITH_MAN)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/man/dnf5-aliases.7 DESTINATION share/man/man7)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/man/dnf5-caching.7 DESTINATION share/man/man7)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/man/dnf5-comps.7 DESTINATION share/man/man7)
# TODO(jkolarik): filtering is not ready yet
# install(FILES ${CMAKE_CURRENT_BINARY_DIR}/man/dnf5-filtering.7 DESTINATION share/man/man7)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/man/dnf5-filtering.7 DESTINATION share/man/man7)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/man/dnf5-forcearch.7 DESTINATION share/man/man7)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/man/dnf5-installroot.7 DESTINATION share/man/man7)
# TODO(jkolarik): modularity is not ready yet
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1 change: 1 addition & 0 deletions doc/api/c++/libdnf5_rpm_package_sack.rst
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@@ -1,6 +1,7 @@
PackageSack
===========

.. _api_packagesack-label:

.. doxygenclass:: libdnf5::rpm::PackageSack
:members:
2 changes: 1 addition & 1 deletion doc/conf.py.in
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Expand Up @@ -153,7 +153,7 @@ man_pages = [
('misc/aliases.7', 'dnf5-aliases', 'Aliases for command line arguments', AUTHORS, 7),
('misc/caching.7', 'dnf5-caching', 'Caching', AUTHORS, 7),
('misc/comps.7', 'dnf5-comps', 'Comps Groups And Environments', AUTHORS, 7),
# TODO(jkolarik): ('misc/filtering.7', 'dnf5-filtering', 'Packages Filtering', AUTHORS, 7),
('misc/filtering.7', 'dnf5-filtering', 'Packages Filtering', AUTHORS, 7),
('misc/forcearch.7', 'dnf5-forcearch', 'Forcearch Parameter', AUTHORS, 7),
('misc/installroot.7', 'dnf5-installroot', 'Installroot Parameter', AUTHORS, 7),
# TODO(jkolarik): ('misc/modularity.7', 'dnf5-modularity', 'Modularity Overview', AUTHORS, 7),
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4 changes: 0 additions & 4 deletions doc/dnf5.conf-todo.5.rst
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Expand Up @@ -157,10 +157,6 @@ This section does not track any deprecated option. For such options see :ref:`De

``config_file_age``

.. _disable_excludes_options-label:

``disable_excludes``

.. _allow_downgrade_options-label:

``allow_downgrade``
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12 changes: 8 additions & 4 deletions doc/dnf5.conf.5.rst
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Expand Up @@ -16,8 +16,6 @@
You should have received a copy of the GNU General Public License
along with libdnf. If not, see <https://www.gnu.org/licenses/>.

.. TODO(jkolarik): Fix --disableexcludes references, the option is dropped now.
.. _dnf5_conf-label:

##############################
Expand Down Expand Up @@ -741,6 +739,12 @@ configuration.

Default: ``75``

.. _disable_excludes_options-label:
``disable_excludes``
:ref:`list <list-label>`

Used to disable packages filtering. It can include a list of repository IDs (globs allowed) for which repository-specific excludes are ignored. If it contains the special value ``main`` excludes from the main configuration files are bypassed. If it contains the special value ``*`` no excludes filtering is applied at all.

.. _enablegroups_options-label:

``enablegroups``
Expand All @@ -758,7 +762,7 @@ configuration.
Exclude packages of this repository, specified by a name or a glob and
separated by a comma, from all operations.

Can be disabled using ``--disableexcludes`` command line switch.
Can be disabled using ``disable_excludes`` config option.

Default: ``[]``.

Expand Down Expand Up @@ -788,7 +792,7 @@ configuration.
so if you 'excludepkgs=*.i386' and 'includepkgs=python*' then only packages starting with python
that do not have an i386 arch will be seen by DNF5 in this repo.

Can be disabled using ``--disableexcludes`` command line switch.
Can be disabled using ``disable_excludes`` config option.

Default: ``[]``.

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59 changes: 31 additions & 28 deletions doc/misc/filtering.7.rst
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Expand Up @@ -16,9 +16,6 @@
You should have received a copy of the GNU General Public License
along with libdnf. If not, see <https://www.gnu.org/licenses/>.

..
# TODO(jkolarik): review, fix according to DNF5 state
.. _filtering_misc_ref-label:

###################
Expand All @@ -28,42 +25,48 @@
Description
===========

Package filtering filters packages out from the available package set, making them invisible to most
of the ``DNF5`` commands. They cannot be used in a transaction. Packages can be filtered out by either
`Exclude Filtering` or `Modular Filtering`.
Package filtering filters packages out from the available package set, making them invisible to most of the ``DNF5`` commands. They e.g. cannot be used in any transaction.

There are multiple ways how the package can get filtered out:

Exclude Filtering
=================
Global excludes filtering
=========================

Exclude Filtering can be modified by either ``includepkgs`` or ``excludepkgs`` configuration options in configuration files. To disable all excludes you can use the ``disable_excludes`` configuration option:

``dnf5 --setopt=disable_excludes=* install bash``

For details about the configuration options see :manpage:`dnf5.conf(5)`, :ref:`DNF5 configuration reference <dnf5_conf-label>`.


Repository excludes filtering
=============================

Exclude Filtering is a mechanism used by a user or by the ``DNF5`` plugin to modify the set of available
packages. Exclude Filtering can be modified by either ``includepkgs`` or ``excludepkgs`` configuration options in
configuration files. In addition to user-configured excludes, plugins can also extend the set of excluded packages.
To disable excludes from the ``DNF5`` plugin you can use the ``--disable-plugin`` command line option.
Similar to global excludes, but this configuration is repository-specific and only affects packages within the repository where the excludes are set.

To disable all excludes for e.g. the install command you can use the following combination
of command line options:

``dnf5 --disableexcludes=all --disable-plugin="*" install bash``
User excludes filtering
=======================

API users have an additional option how to fine-tune excluded packages using ``*_user_excludes()`` and ``*_user_includes`` methods of the ``PackageSack`` object. See :ref:`PackageSack API <api_packagesack-label>`.

Modular Filtering

Versionlock
===========

Also versionlock functionality is implemented using excludes filtering. These excludes are applied only for transactional operations, though. For details see :manpage:`dnf5-versionlock(8)`, :ref:`Versionlock command <versionlock_command_ref-label>`.


Modular filtering
=================

Please see `the modularity documentation` for details on how Modular Filtering works.

With modularity, only RPM packages from ``active`` module streams are included in the available
package set. RPM packages from ``inactive`` module streams, as well as non-modular packages with
the same name or provides as a package from an ``active`` module stream, are filtered out. Modular
filtering is not applied to packages added from the command line, installed packages, or packages
from repositories with ``module_hotfixes=true`` in their ``.repo`` file.
With modularity, only RPM packages from ``active`` module streams are included in the available package set. RPM packages from ``inactive`` module streams, as well as non-modular packages with the same name or provides as a package from an ``active`` module stream, are filtered out. Modular filtering is not applied to packages added from the command line, installed packages, or packages from repositories with ``module_hotfixes=true`` in their ``.repo`` file.

Disabling of modular filtering is not recommended, because it could cause the system to get into
a broken state. To disable modular filtering for a particular repository, specify
Disabling of modular filtering is not recommended, because it could cause the system to get into a broken state. To disable modular filtering for a particular repository, specify
``module_hotfixes=true`` in the ``.repo`` file or use ``--setopt=<repo_id>.module_hotfixes=true``.

To discover the module which contains an excluded package use ``dnf5 module provides``.


Examples
========
..
# TODO(mblaha) - `dnf5 module provides` command is not implemented yet
# To discover the module which contains an excluded package use ``dnf5 module provides``.
3 changes: 1 addition & 2 deletions doc/misc/index.rst
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Expand Up @@ -9,13 +9,12 @@ Miscellaneous
aliases.7
caching.7
comps.7
filtering.7
forcearch.7
installroot.7
specs.7

..
# TODO(jkolarik): Filtering is not ready yet
filtering.7
# TODO(jkolarik): Modularity is not ready yet
modularity.7

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