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Commit Graph

56893 Commits

Author SHA1 Message Date
Lennart Poettering
f1a147f2be update TODO 2022-03-23 12:29:20 +01:00
Lennart Poettering
24f0c62df5
Merge pull request #22791 from keszybz/bootctl-invert-order
Invert order of entries w/o sort-key in sd-boot menu
2022-03-23 11:39:31 +01:00
Lennart Poettering
5b39139582
Merge pull request #22629 from nishalkulkarni/oomd_service_result
core/oomd: Use oom-kill ServiceResult for oomd
2022-03-23 10:11:45 +01:00
Yu Watanabe
7a692931ab sysupdate: fix error handling 2022-03-23 16:52:55 +09:00
Yu Watanabe
60f53dd5cc NEWS: fix typo 2022-03-23 12:22:53 +09:00
Yu Watanabe
ff8619791a boot: fix typo 2022-03-23 12:21:54 +09:00
Lennart Poettering
4d5dacbef3 fs-util: make sure openat_report_new() initializes return param also on shortcut
Our coding style dictates that return parameters should be initialized
always on success, hence do so here also in the shortcut codepath.

Issue discovered by @fbuihuu:

ca8503f168 (r831911069)
2022-03-23 11:38:08 +09:00
Lennart Poettering
b312236919 fs-util: fix typos in comments 2022-03-23 11:38:08 +09:00
Zbigniew Jędrzejewski-Szmek
77d45f1f83 meson: replace sh+find with an internal glob in the python helper
As suggested in https://github.com/systemd/systemd/pull/22810#discussion_r831708052

This makes the whole thing simpler. A glob is passed to helper which then resolves
it on its own. This way it's trivial to call the helper with a different
set of files for testing.
2022-03-23 11:37:35 +09:00
Yu Watanabe
14acae357b
Merge pull request #22825 from keszybz/assorted-cleanups
Assorted cleanups
2022-03-23 11:34:46 +09:00
Luca Boccassi
a8c122c4cb NEWS: adjust MONITOR_ env vars paragraph
This actually never shipped in a release, so it's not a backward-incompatible
change. Move it down and reword it.
2022-03-22 23:03:23 +00:00
Zbigniew Jędrzejewski-Szmek
00b29ca143 NEWS: initial writeup for v251 2022-03-22 21:21:01 +01:00
Luca Boccassi
961758c750
Merge pull request #22821 from poettering/udev-tweaklets
Udev tweaklets
2022-03-22 20:17:38 +00:00
Lennart Poettering
6538c0efca docs: add some docs about building OS images
It's not trivial to know what to reset how. Let's document this a bit.
2022-03-22 18:10:39 +01:00
Zbigniew Jędrzejewski-Szmek
5cad4c70e3 homework: s/EWOULDBLOCK/EAGAIN/
C.f. 012d7b4217, ff55c3c732,
ca2031fcc8.
2022-03-22 14:07:53 +01:00
Zbigniew Jędrzejewski-Szmek
16568fd336 errno-to-awk: simplify expression
No functional change.
2022-03-22 14:07:53 +01:00
Zbigniew Jędrzejewski-Szmek
dba8ef106e sd-bus: use _cleanup_ in one more place 2022-03-22 14:07:53 +01:00
Zbigniew Jędrzejewski-Szmek
3b9d38f5c8 tools/dbus_exporter: deblackify and shorten code a bit
When we do mkdir, we should just use 0o777 and let the umask take care of the
rest. Specifying an explicit mode is inappropriate. And when touching the code,
let's replace black madness with normal python style.
2022-03-22 14:07:53 +01:00
Zbigniew Jędrzejewski-Szmek
94f7ee9770 man: clarify that options set the message fields and are not derived from them 2022-03-22 14:07:53 +01:00
Zbigniew Jędrzejewski-Szmek
93efd9cadb
Merge pull request #22778 from poettering/kernel-install-layout-rework
kernel-install/bootctl: layout fixes
2022-03-22 13:57:28 +01:00
Nishal Kulkarni
2e3591a4fd man: Mention systemd-oomd now follows OOMPolicy 2022-03-22 18:04:52 +05:30
Nishal Kulkarni
c0ebfef358 test/oomd: Add test for new oomd_ooms xattr
Check if `user.oomd_ooms` xattr is being set as part of `oomd_cgroup_kill()`
this xattr tracks OOM kills that were initiated by systemd-oomd.
2022-03-22 18:04:35 +05:30
Nishal Kulkarni
38c41427c7 core/oomd: Use oom-kill ServiceResult for oomd
To notify user of kill events from systemd-oomd we now use
`SERVICE_FAILURE_OOM_KILL` as the failure result.

`unit_check_oomd_kill` now calls `notify_cgroup_oom` to
update the service result to `oom-kill`.

We add a new xattr `user.oomd_ooms` to keep track of the OOM kills
initiated by systemd-oomd, this helps us resolve a race between sending
SIGKILL to processes and checking for OOM kill status from the xattr.

Related to: #20649
2022-03-22 17:57:59 +05:30
Lennart Poettering
63aac21c5e sd-device: use path_compare() rather than strcmp() for sorting paths
When sorting paths it actually matters to use the right comparison
function. Example:

```
a/x
a-b/y
a_/z
```

I think people would probably expect this:

```
a/x
a-b/y
a_a/z
```

but if you use strcmp() instead of path_compare() you'd instead get:

```
a-b/y
a/x
a_a/z
```

That's because `/` is between `-` and `a` in the ascii table. I think
that's quite confusing, and we shouldn#t order that way hence.

As discussed: https://github.com/systemd/systemd/pull/22662#discussion_r831174776
2022-03-22 13:10:41 +01:00
Lennart Poettering
a3f47f48b0 sd-device: fix trivial typo 2022-03-22 13:10:40 +01:00
Lennart Poettering
c0f6a6a542
Merge pull request #22662 from yuwata/udev-trigger-priority
udevadm trigger: add --prioritized-subsystem option
2022-03-22 12:56:32 +01:00
Jason A. Donenfeld
d328346944 random-util: use correct minimum pool size constant
The actual minimum size of the pool across supported kernel versions is
32 bytes. So adjust this minimum.

I've audited every single usage of random_pool_size(), and cannot see
anywhere that this would have any impact at all on anything. We could
actually just not change the constant and everything would be fine, or
we could change it here and that's fine too. From both a functionality
and crypto perspective, it doesn't really seem to make a substantive
difference any which way, so long as the value is ≥32. However, it's
better to be correct and have the function do what it says, so clamp it
to the right minimum.
2022-03-22 08:46:20 +01:00
Zbigniew Jędrzejewski-Szmek
8bab619383
Merge pull request #22813 from poettering/sd-boot-man-fixes
man: some sd-boot doc tweaks
2022-03-22 08:26:57 +01:00
Danilo Krummrich
678f2b1667 udevadm: trigger: implement --initialized-match/nomatch arguments
systemd-udev-trigger.service by default triggeres all devices regardless
of whether they were already recognized by systemd-udevd.

There are machines (especially in embedded environments) where
systemd-udev-trigger.service is configured to run at a later stage of
the boot sequence, which can lead to quite a lot of devices being
triggered although they were already recognized by systemd-udevd.

Re-triggering a lot of devices is a relatively expensive operation and
therefore should be avoided if unnecessary.

Therefore this patch introduces --initialized-nomatch, which filters out
devices that are already present in the udev database. For consistance
reasons --initialized-match is implemented as well, which filters out devices
that are *not* already present in the udev database.

Replaces #19949.
2022-03-22 15:54:10 +09:00
Yu Watanabe
d8b50e5df7 sd-device-enumerator: support to list only initialized or uninitialized devices 2022-03-22 15:27:06 +09:00
Yu Watanabe
2336bde964 unit: make systemd-udev-trigger.service use --prioritized-subsystem
Replaces #19637 and #22643.
2022-03-22 15:27:06 +09:00
Yu Watanabe
1baeee5784 udevadm trigger: introduce --type=all option 2022-03-22 15:27:06 +09:00
Yu Watanabe
873cf95c2f udevadm trigger: introduce --prioritized-subsystem option 2022-03-22 15:27:06 +09:00
Yu Watanabe
3c5cc23a93 sd-device-enumerator: introduce device_enumerator_scan_devices_and_subsystems() 2022-03-22 15:27:06 +09:00
Yu Watanabe
37cf83d9bf sd-device-enumerator: drop /sys/subsystem support
This addresses the comment by Lennart
https://github.com/systemd/systemd/pull/22662#discussion_r829799863:
> /sys/subsystem is preparation for a future that never came.
> And given that the main proponent of this left Linux kernel
> development (Kay), I doubt this will ever come. So maybe we
> should start dropping references to /sys/subsystem/ given it's
> unlikely to materialize anytime soon.
2022-03-22 15:27:06 +09:00
Yu Watanabe
95a6f969fc sd-device-enumerator: introduce device_enumerator_add_prioritized_subsystem()
If a subsystem is specified, then matching devices and their parents are
listed at first.
2022-03-22 12:29:08 +09:00
Yu Watanabe
87c3a0f9f8 sd-device-enumerator: introduce device_enumerator_sort_devices()
and devices are sorted when the iteration started.

Previously, devices added by udev_enumerate_add_syspath() ->
device_enumerator_add_device() are not sorted. This fixes the issue.
2022-03-22 11:56:18 +09:00
Yu Watanabe
deac0c9c04 sd-device-enumerator: introduce device_enumerator_unref_devices() helper function 2022-03-22 11:56:18 +09:00
Yu Watanabe
9e871965a0 sd-device-enumerator: introduce sound_device_compare() and devpath_is_late_block() helper functions 2022-03-22 11:56:13 +09:00
Lennart Poettering
41f630598d kernel-install: check for /loader/entries.srel file as explicit marker for standards compliant /loader/entries directory 2022-03-22 00:34:49 +01:00
Lennart Poettering
80889bd9cc bootctl: automatically write out $BOOT/entries/standard.srel 2022-03-22 00:34:49 +01:00
Lennart Poettering
a5b30e156a bootctl: generalize open_tmpfile_linkable() use a bit
We want FILE* here, instead of a plain fd. Let's generalize this in
tmpfile-util.c, so we can reuse it later easily.
2022-03-22 00:34:48 +01:00
Lennart Poettering
f6ad0282c9 docs: add /loader/entries.srel to the boot loader spec
This new file is supposed to address conflicts with Fedora/Grub's
frankenbootloaderspec implementation, that squatted the /loader/entries/
dir, but place incompatible files in them (that do variable expansion?).

A simple text file /loader/entries.srel shall indicate which spec is
implemented. If it contains the string "type1\n" then the
/loader/entries/ directory implements our standard spec, otherwise
something else.
2022-03-22 00:34:33 +01:00
Lennart Poettering
cafa9d87b4 man: clarify that type #1 entries are also read from the XBOOTLDR partition 2022-03-22 00:23:25 +01:00
Lennart Poettering
838f094ce7 man: also install systemd-stub man page as sd-stub
So, typically systemd-boot is referenced as sd-boot, due to te usual
shorter naming in ESP resources. systemd-stub didnt do that so far,
since it never appears as separate files in the ESP. However it's super
annoying that you can find "man sd-boot", but not the very closely
related "man sd-stub". Let's fix that, and also add an "sd-stub" alias
to the "systemd-stub" man page.
2022-03-22 00:22:07 +01:00
Lennart Poettering
d212b862bf man: clarify where the settings in type #1 entries are documented
So (maybe weirdly) loader.conf(5) documents both loader.conf and type #1
entries (because they share a similar syntax). But it then only lists
the options of loader.conf. Let's add an explicit hint where to find
the documentation of the type #1 entries.
2022-03-22 00:22:07 +01:00
Lennart Poettering
84df0f315a man: clarify the format used by sd-boot config files 2022-03-22 00:22:07 +01:00
Lennart Poettering
ffc97a1cc4 NEWS: try to fix old entry regarding KERNEL_INSTALL_LAYOUT
The old text was simply wrong, we used to read $layout from
/etc/kernel/install.conf and the machine ID from
$KERNEL_INSTALL_MACHINE_ID from /etc/machine-info. Correct that.

Apparently KERNEL_INSTALL_MACHINE_ID was already known back in v235
times, hence don't mention it anymore.

it's kinda weird retro-fixing these NEWS entries, given we deprecate
them again, but I couldn't let this really incorrect stuff be.
2022-03-21 23:54:33 +01:00
Lennart Poettering
354a244177 kernel-install: list fields we honour in /etc/kernel/install.conf 2022-03-21 23:54:33 +01:00
Lennart Poettering
b72676e7a0 bootctl: load /etc/kernel/install.conf's $layout field, too
bootctl so far tried to determine the layout from /etc/machine-info, but
that's obsolete, and the kernel-install script never looked there. Let's
read the setting from /etc/kernel/install.conf instead, where
kernel-install actually looks.

Support for reading the field from /etc/machine-info is retained for
compat.

This means we'll now read /etc/machine-id, /etc/machine-info and
/etc/kernel/install.conf, and read the machine ID from the former too
and the layout setting from the latter two.
2022-03-21 23:54:33 +01:00