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nixpkgs/nixos/modules/system/boot/kexec.nix
aszlig fd8bca45c9
nixos/kexec: Fix typo in meta.platforms
Evaluation error introduced in 599c4df46a.

There is only a "platformS" attribute in kexectools.meta, so let's use
this and from the code in the kexec module it operates on a list,
matching the corresponding platforms, so this seems to be the attribute
the original author intended.

Tested by building nixos/tests/kexec.nix on x86_64-linux and while it
evaluates now, the test still fails by timing out shortly after the
kexec:

machine: waiting for the VM to finish booting
machine# Cannot find the ESP partition mount point.

This however seems to be an unrelated issue and was also the case before
the commit mentioned above.

Signed-off-by: aszlig <aszlig@nix.build>
Cc: @edolstra, @dezgeg
2018-09-28 17:44:42 +02:00

23 lines
755 B
Nix

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