systemd-boot-system-token.service 1.3 KB

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  1. # SPDX-License-Identifier: LGPL-2.1+
  2. #
  3. # This file is part of systemd.
  4. #
  5. # systemd is free software; you can redistribute it and/or modify it
  6. # under the terms of the GNU Lesser General Public License as published by
  7. # the Free Software Foundation; either version 2.1 of the License, or
  8. # (at your option) any later version.
  9. [Unit]
  10. Description=Store a System Token in an EFI Variable
  11. Documentation=man:systemd-boot-system-token.service(8)
  12. DefaultDependencies=no
  13. Conflicts=shutdown.target
  14. After=local-fs.target systemd-random-seed.service
  15. Before=shutdown.target
  16. # Don't run this in a VM environment, because there EFI variables are not
  17. # actually stored in NVRAM, independent of regular storage.
  18. ConditionVirtualization=no
  19. # Only run this if the boot loader can support random seed initialization.
  20. ConditionPathExists=/sys/firmware/efi/efivars/LoaderFeatures-4a67b082-0a4c-41cf-b6c7-440b29bb8c4f
  21. # Only run this if there is no system token defined yet, or …
  22. ConditionPathExists=|!/sys/firmware/efi/efivars/LoaderSystemToken-4a67b082-0a4c-41cf-b6c7-440b29bb8c4f
  23. # … if the boot loader didn't pass the OS a random seed (and thus probably was missing the random seed file)
  24. ConditionPathExists=|!/sys/firmware/efi/efivars/LoaderRandomSeed-4a67b082-0a4c-41cf-b6c7-440b29bb8c4f
  25. [Service]
  26. Type=oneshot
  27. RemainAfterExit=yes
  28. ExecStart=bootctl random-seed --graceful