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systemd/units/systemd-boot-random-seed.service

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license: LGPL-2.1+ -> LGPL-2.1-or-later
2020-11-09 12:23:58 +08:00
# SPDX-License-Identifier: LGPL-2.1-or-later
units: automatically initialize the system token if that makes sense
2019-07-20 00:06:00 +08:00
#
# This file is part of systemd.
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
[Unit]
units: rename/rework systemd-boot-system-token.service → systemd-boot-random-seed.service This renames systemd-boot-system-token.service to systemd-boot-random-seed.service and conditions it less strictly. Previously, the job of the service was to write a "system token" EFI variable if it was missing. It called "bootctl --graceful random-seed" for that. With this change we condition it more liberally: instead of calling it only when the "system token" EFI variable isn't set, we call it whenever a boot loader interface compatible boot loader is used. This means, previously it was invoked on the first boot only: now it is invoked at every boot. This doesn#t change the command that is invoked. That's because previously already the "bootctl --graceful random-seed" did two things: set the system token if not set yet *and* refresh the random seed in the ESP. Previousy we put the focus on the former, now we shift the focus to the latter. With this simple change we can replace the logic f913c784ad4c93894fd6cb2590738113dff5a694 added, but from a service that can run much later and doesn't keep the ESP pinned.
2022-12-21 00:16:47 +08:00
Description=Update Boot Loader Random Seed
Documentation=man:systemd-boot-random-seed.service(8) man:random(4)
units: reorder/split unit dependency blocks The block is reordered and split to have: 1. description + documentation 2. (optionally) conditions 3. all the dependencies I think it's easier to read the units this way. Also, the Conflicts+Before is seperated out to separate lines. The ordering dependency is "fake", because it could just as well be After=, we are adding it to force ordering wrt. shutdown.target, and it plays a different role than the other Before=, which are about a real ordering on boot.
2022-09-14 19:39:10 +08:00
units: automatically initialize the system token if that makes sense
2019-07-20 00:06:00 +08:00
DefaultDependencies=no
After=local-fs.target systemd-random-seed.service
units: rename/rework systemd-boot-system-token.service → systemd-boot-random-seed.service This renames systemd-boot-system-token.service to systemd-boot-random-seed.service and conditions it less strictly. Previously, the job of the service was to write a "system token" EFI variable if it was missing. It called "bootctl --graceful random-seed" for that. With this change we condition it more liberally: instead of calling it only when the "system token" EFI variable isn't set, we call it whenever a boot loader interface compatible boot loader is used. This means, previously it was invoked on the first boot only: now it is invoked at every boot. This doesn#t change the command that is invoked. That's because previously already the "bootctl --graceful random-seed" did two things: set the system token if not set yet *and* refresh the random seed in the ESP. Previousy we put the focus on the former, now we shift the focus to the latter. With this simple change we can replace the logic f913c784ad4c93894fd6cb2590738113dff5a694 added, but from a service that can run much later and doesn't keep the ESP pinned.
2022-12-21 00:16:47 +08:00
Conflicts=shutdown.target
Before=sysinit.target shutdown.target
units: automatically initialize the system token if that makes sense
2019-07-20 00:06:00 +08:00
units: rename/rework systemd-boot-system-token.service → systemd-boot-random-seed.service This renames systemd-boot-system-token.service to systemd-boot-random-seed.service and conditions it less strictly. Previously, the job of the service was to write a "system token" EFI variable if it was missing. It called "bootctl --graceful random-seed" for that. With this change we condition it more liberally: instead of calling it only when the "system token" EFI variable isn't set, we call it whenever a boot loader interface compatible boot loader is used. This means, previously it was invoked on the first boot only: now it is invoked at every boot. This doesn#t change the command that is invoked. That's because previously already the "bootctl --graceful random-seed" did two things: set the system token if not set yet *and* refresh the random seed in the ESP. Previousy we put the focus on the former, now we shift the focus to the latter. With this simple change we can replace the logic f913c784ad4c93894fd6cb2590738113dff5a694 added, but from a service that can run much later and doesn't keep the ESP pinned.
2022-12-21 00:16:47 +08:00
ConditionVirtualization=!container
ConditionPathExists=!/etc/initrd-release
units: automatically initialize the system token if that makes sense
2019-07-20 00:06:00 +08:00
# Only run this if the boot loader can support random seed initialization.
units: fix typo in Condition in systemd-boot-system-token /lib/systemd/system/systemd-boot-system-token.service:20: Unknown key name 'ConditionPathExists|' in section 'Unit', ignoring Follow-up for 0a1d8ac77a21ae0741bdf4af08f3a71354805ff1
2022-11-24 18:01:59 +08:00
ConditionPathExists=|/sys/firmware/efi/efivars/LoaderFeatures-4a67b082-0a4c-41cf-b6c7-440b29bb8c4f
ConditionPathExists=|/sys/firmware/efi/efivars/StubFeatures-4a67b082-0a4c-41cf-b6c7-440b29bb8c4f
units: automatically initialize the system token if that makes sense
2019-07-20 00:06:00 +08:00
[Service]
Type=oneshot
RemainAfterExit=yes
units: rename/rework systemd-boot-system-token.service → systemd-boot-random-seed.service This renames systemd-boot-system-token.service to systemd-boot-random-seed.service and conditions it less strictly. Previously, the job of the service was to write a "system token" EFI variable if it was missing. It called "bootctl --graceful random-seed" for that. With this change we condition it more liberally: instead of calling it only when the "system token" EFI variable isn't set, we call it whenever a boot loader interface compatible boot loader is used. This means, previously it was invoked on the first boot only: now it is invoked at every boot. This doesn#t change the command that is invoked. That's because previously already the "bootctl --graceful random-seed" did two things: set the system token if not set yet *and* refresh the random seed in the ESP. Previousy we put the focus on the former, now we shift the focus to the latter. With this simple change we can replace the logic f913c784ad4c93894fd6cb2590738113dff5a694 added, but from a service that can run much later and doesn't keep the ESP pinned.
2022-12-21 00:16:47 +08:00
ExecStart=bootctl --graceful random-seed
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