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hydra: use nix.gc.automatic

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This commit is contained in:
Daiderd Jordan 2017-07-17 21:42:27 +02:00
parent 750e02b10c
commit d049c7b97a
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GPG key ID: D02435D05B810C96
4 changed files with 51 additions and 65 deletions
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2
default.nix
View file

@ -45,7 +45,7 @@ let
./modules/services/emacs.nix
./modules/services/mopidy.nix
./modules/services/nix-daemon.nix
./modules/services/nix-gc.nix
./modules/services/nix-gc
./modules/services/postgresql
./modules/programs/bash.nix
./modules/programs/fish.nix

15
modules/examples/hydra.nix
View file

@ -18,20 +18,17 @@ with lib;
services.nix-daemon.enable = true;
nix.trustedUsers = [ "@hydra" ];
nix.extraOptions = ''
pre-build-hook =
'';
environment.etc."per-user/lnl/.ssh/authorized_keys".text = concatStringsSep "\n"
nix.gc.automatic = true;
nix.gc.options = "--max-freed $((25 * 1024**3 - 1024 * $(df -P -k /nix/store | tail -n 1 | awk '{ print $4 }')))";
environment.etc."per-user/hydra/ssh/authorized_keys".text = concatStringsSep "\n"
[ "ssh-rsa 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"
"ssh-rsa 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"
];
launchd.daemons.nix-gc = {
command = "${config.nix.package}/bin/nix-collect-garbage -d";
environment.NIX_REMOTE = optionalString config.services.activate-system.enable "daemon";
serviceConfig.KeepAlive = false;
serviceConfig.ProcessType = "Background";
serviceConfig.StartInterval = 86400;
};
}

55
modules/services/nix-gc.nix
View file

@ -1,55 +0,0 @@
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.nix.gc;
in
{
options = {
nix.gc = {
automatic = mkOption {
default = false;
type = types.bool;
description = "Automatically run the garbage collector at a specific time.";
};
# TODO: parse dates
# dates = mkOption {
# default = "03:15";
# type = types.str;
# description = ''
# Specification (in the format described by
# <citerefentry><refentrytitle>systemd.time</refentrytitle>
# <manvolnum>5</manvolnum></citerefentry>) of the time at
# which the garbage collector will run.
# '';
# };
options = mkOption {
default = "";
example = "--max-freed $((64 * 1024**3))";
type = types.str;
description = ''
Options given to <filename>nix-collect-garbage</filename> when the
garbage collector is run automatically.
'';
};
};
};
config = mkIf cfg.automatic {
launchd.daemons.nix-gc = {
command = "${config.nix.package}/bin/nix-collect-garbage ${cfg.options}";
serviceConfig.RunAtLoad = false;
serviceConfig.StartCalendarInterval = mkDefault
[ { Hour = 3; Minute = 15; }
];
};
};
}

44
modules/services/nix-gc/default.nix Normal file
View file

@ -0,0 +1,44 @@
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.nix.gc;
in
{
options = {
nix.gc.automatic = mkOption {
type = types.bool;
default = false;
description = "Automatically run the garbage collector at a specific time.";
};
nix.gc.interval = mkOption {
type = types.attrs;
default = { Hour = 3; Minute = 15; };
description = "The time interval at which the garbage collector will run.";
};
nix.gc.options = mkOption {
type = types.str;
default = "";
example = "--max-freed $((64 * 1024**3))";
description = ''
Options given to <filename>nix-collect-garbage</filename> when the
garbage collector is run automatically.
'';
};
};
config = mkIf cfg.automatic {
launchd.daemons.nix-gc = {
command = "${config.nix.package}/bin/nix-collect-garbage ${cfg.options}";
environment.NIX_REMOTE = optionalString config.services.nix-daemon.enable "daemon";
serviceConfig.RunAtLoad = false;
serviceConfig.StartCalendarInterval = [ cfg.interval ];
};
};
}