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nixos/btrfs: make autoScrub not prevent shutdown or suspend 

Fixes: #79086 #79017
This commit is contained in:
Symphorien Gibol 2020-02-14 12:00:00 +00:00
parent 8130f3c1c2
commit 5359d90b15
1 changed files with 6 additions and 1 deletions
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7
nixos/modules/tasks/filesystems/btrfs.nix
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@ -118,12 +118,17 @@ in
fs' = utils.escapeSystemdPath fs; fs' = utils.escapeSystemdPath fs;
in nameValuePair "btrfs-scrub-${fs'}" { in nameValuePair "btrfs-scrub-${fs'}" {
description = "btrfs scrub on ${fs}"; description = "btrfs scrub on ${fs}";
# scrub prevents suspend2ram or proper shutdown
conflicts = [ "shutdown.target" "sleep.target" ];
before = [ "shutdown.target" "sleep.target" ];
serviceConfig = { serviceConfig = {
Type = "oneshot"; # simple and not oneshot, otherwise ExecStop is not used
Type = "simple";
Nice = 19; Nice = 19;
IOSchedulingClass = "idle"; IOSchedulingClass = "idle";
ExecStart = "${pkgs.btrfs-progs}/bin/btrfs scrub start -B ${fs}"; ExecStart = "${pkgs.btrfs-progs}/bin/btrfs scrub start -B ${fs}";
ExecStop = "${pkgs.btrfs-progs}/bin/btrfs scrub cancel ${fs}";
}; };
}; };
in listToAttrs (map scrubService cfgScrub.fileSystems); in listToAttrs (map scrubService cfgScrub.fileSystems);