On Thu, Sep 16, 2021 at 3:18 PM Ben Cotton <bcotton@xxxxxxxxxx> wrote: > > https://fedoraproject.org/wiki/Changes/ExcludeFromWeakAutodetect > > > == Summary == > exclude_from_weak_autodetect enables autodetection of unmet weak > dependencies (Recommends or Supplements) of installed packages and > blocks installation of packages satisfying already unmet dependencies. > In other words: When you don't have the recommended package installed, > it won't be automatically installed with future upgrades of the > recommending package. > > > == Owner == > * Name: [[User:jmracek| Jaroslav Mracek]] > * Email: jmracek@xxxxxxxxxx > > > == Detailed Description == > The feature is designed to prevent an install of removed weak > dependencies from the system by users and to not install weak > dependencies missing after system deployment. It will change the > behavior of DNF, microdnf, and PackageKit. The feature will be > backported to all Fedoras, but in default, the feature will be off. > Additional information: https://bugzilla.redhat.com/show_bug.cgi?id=1699672 > > The default value for exclude_from_weak_autodetect configuration can > be overridden in `/etc/dnf/dnf.conf` > > > == Feedback == > The feature was requested by [[User:Churchyard|Miro Hrončok]] and > supported by many others: See > [https://bugzilla.redhat.com/show_bug.cgi?id=1699672 rhbz#1699672] for > more feedback. > > == Benefit to Fedora == > After the installation of a fresh system, the first upgrade will not > install a lot of weak dependencies. Some of them were excluded from > the kick-start installation set for good reasons (security, image > size, minimal functional set, ...), but after the first update, all > weak dependencies are installed, therefore some features of deployment > simply disappear. > > > == Scope == > * Proposal owners: > ** The feature is ready in Pull Request - > https://github.com/rpm-software-management/libdnf/pull/1279 > ** PRs only wait for a release of libsolv > ** The Feature will be enabled in upstream as default, therefore from > Fedora 36, we start to release libdnf without a revert patch of > default in comparison to upstream. > > * Other developers: The change requires a new release of libsolv. > > * Release engineering: > * Policies and guidelines: A packaging guideline should be added that > discourages or forbids weak dependencies on fully versioned > (sub)packages (see > [https://bugzilla.redhat.com/show_bug.cgi?id=1699672#c44 the > details]). > * Trademark approval: N/A (not needed for this Change) > * Alignment with Objectives: > > == Upgrade/compatibility impact == > No manual changes will be required. After the libdnf update, this > feature will be on by default. > > > == How To Test == > 1. Install package without satisfied weak dependencies > 2. Upgrade the upgrade. With exclude_from_weak_autodetect=true, it > will not install weak dependencies of already installed packages. With > exclude_from_weak_autodetect=false, weak dependencies will be > installed during upgrades. > > > == User Experience == > The change in default will help to keep some values for particular > deployments (a minimal system will be still minimal without disabling > weak dependencies). > Users will be able to remove particular weak dependencies and they > will be not installed on the first upgrade. > In case when the feature will not work according to the user > expectation it can be switched off in the dnf configuration file. > > > == Dependencies == > libsolv - Required code changes are already in the libsolv upstream. > We only wait for the next libsolv release. > > > == Contingency Plan == > > There are no external dependencies, therefore we can easily postpone > the feature and the change of default behavior. > > * Contingency mechanism: (What to do? Who will do it?) > * Contingency deadline: beta freeze > * Blocks release? No > > == Documentation == > The feature will be documented in dnf man pages. > Woot! I'm looking forward to this feature! -- 真実はいつも一つ！/ Always, there's only one truth! _______________________________________________ devel mailing list -- devel@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to devel-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/devel@xxxxxxxxxxxxxxxxxxxxxxx Do not reply to spam on the list, report it: https://pagure.io/fedora-infrastructure
