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21 lines
610 B
Nix
21 lines
610 B
Nix
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{ config, pkgs, ... }:
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{
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environment.systemPackages = [ pkgs.kexectools ];
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systemd.services."prepare-kexec" =
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{ description = "Preparation for kexec";
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wantedBy = [ "kexec.target" ];
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before = [ "systemd-kexec.service" ];
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unitConfig.DefaultDependencies = false;
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serviceConfig.Type = "oneshot";
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path = [ pkgs.kexectools ];
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script =
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''
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p=$(readlink -f /nix/var/nix/profiles/system)
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if ! [ -d $p ]; then exit 1; fi
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exec kexec --load $p/kernel --initrd=$p/initrd --append="$(cat $p/kernel-params) init=$p/init"
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'';
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};
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}
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