This new session class is to "user" what "background" is to
"background-light": it doesn't cause the per-user service manager to
start.
This new session class is now the default if no session class was
provided at session registration time and the following conditions hold:
1. The session is not graphical
2. The user is not a regular user (but not root)
Or in other words root and system users won't get a service manager
started automatically if they go through a PAM session as part of things
like cron or ftp. They will however still get one if they log in
graphically.
This changes behaviour a bit, but hopefully in OK was.
This also makes "background-light" for system users incl. root.
This addresses one of the ideas discussed in #34988.
This document is renamed without any changes in a separate commit.
Otherwise, git does not show a diff, which makes it very hard
to review what is actually changed in the text.
Let's bump the kernel baseline a bit to 4.3 and thus require ambient
caps.
This allows us to remove support for a variety of special casing, most
importantly the ExecStart=!! hack.
Optional features allow distros to define sets of transfers that can
be enabled or disabled by the system administrator. This is useful for
situations where a distro may want to ship some resources version-locked
to the core OS, but many people have no need for the resource, such as:
development tools/compilers, drivers for specialized hardware, language
packs, etc
We also rename sysupdate.d/*.conf -> sysupdate.d/*.transfer, because
now there are more than one type of definition in sysupdate.d/. For
backwards compat, we still load *.conf files as long as no *.transfer
files are found and the *.conf files don't try to declare themselves
as part of any features
Fixes https://github.com/systemd/systemd/issues/33343
Fixes https://github.com/systemd/systemd/issues/33344
Lennart Poettering
Yu Watanabe
Mike Yuan
Zbigniew Jędrzejewski-Szmek
Matthias Lisin
Maanya Goenka
Adrian Vovk