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nixpkgs/modules/system/upstart-events/control-alt-delete.nix
Eelco Dolstra aeb89fc753 * Set /proc/sys/kernel/poweroff_cmd to Upstart's poweroff command
(rather than /sbin/poweroff).  Xen's "xm shutdown" needs this to
  enable the host to cleanly shutdown the guest.

svn path=/nixos/trunk/; revision=24094
2010-10-05 17:58:58 +00:00

27 lines
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Nix

{ config, pkgs, ... }:
###### implementation
{
jobs.control_alt_delete =
{ name = "control-alt-delete";
startOn = "control-alt-delete";
task = true;
script =
''
shutdown -r now 'Ctrl-Alt-Delete pressed'
'';
};
system.activationScripts.poweroff =
''
# Allow the kernel to find the poweroff command. This is used
# (for instance) by Xen's "xm shutdown" command to signal a
# guest to shut down cleanly.
echo ${config.system.build.upstart}/sbin/poweroff > /proc/sys/kernel/poweroff_cmd
'';
}