21 lines
770 B
Nix
21 lines
770 B
Nix
{ config, lib, pkgs, ... }:
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{
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options.hardware.usbStorage.manageShutdown = lib.mkOption {
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type = lib.types.bool;
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default = false;
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description = ''
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Enable this option to gracefully spin-down external storage during shutdown.
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If you suspect improper head parking after poweroff, install `smartmontools` and check
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for the `Power-Off_Retract_Count` field for an increment.
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'';
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};
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config = lib.mkIf config.hardware.usbStorage.manageShutdown {
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services.udev.extraRules = ''
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ACTION=="add|change", SUBSYSTEM=="scsi_disk", DRIVERS=="usb-storage|uas", ATTR{manage_shutdown}="1"
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'';
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};
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imports = [(lib.mkRenamedOptionModule [ "hardware" "usbStorage" "manageStartStop" ] [ "hardware" "usbStorage" "manageShutdown" ])];
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}
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