nixpkgs/nixos/modules/services/admin/salt/minion.nix
2020-11-24 12:42:06 -05:00

68 lines
1.8 KiB
Nix

{ config, pkgs, lib, ... }:
with lib;
let
cfg = config.services.salt.minion;
fullConfig = lib.recursiveUpdate {
# Provide defaults for some directories to allow an immutable config dir
# NOTE: the config dir being immutable prevents `minion_id` caching
# Default is equivalent to /etc/salt/minion.d/*.conf
default_include = "/var/lib/salt/minion.d/*.conf";
# Default is in /etc/salt/pki/minion
pki_dir = "/var/lib/salt/pki/minion";
} cfg.configuration;
in
{
options = {
services.salt.minion = {
enable = mkEnableOption "Salt minion service";
configuration = mkOption {
type = types.attrs;
default = {};
description = ''
Salt minion configuration as Nix attribute set.
See <link xlink:href="https://docs.saltstack.com/en/latest/ref/configuration/minion.html"/>
for details.
'';
};
};
};
config = mkIf cfg.enable {
environment = {
# Set this up in /etc/salt/minion so `salt-call`, etc. work.
# The alternatives are
# - passing --config-dir to all salt commands, not just the minion unit,
# - setting aglobal environment variable.
etc."salt/minion".source = pkgs.writeText "minion" (
builtins.toJSON fullConfig
);
systemPackages = with pkgs; [ salt ];
};
systemd.services.salt-minion = {
description = "Salt Minion";
wantedBy = [ "multi-user.target" ];
after = [ "network.target" ];
path = with pkgs; [
util-linux
];
serviceConfig = {
ExecStart = "${pkgs.salt}/bin/salt-minion";
LimitNOFILE = 8192;
Type = "notify";
NotifyAccess = "all";
};
restartTriggers = [
config.environment.etc."salt/minion".source
];
};
};
}