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|
{ config, pkgs, lib, ... }:
let
inherit (builtins) filter toString;
inherit (lib) types mkOption mkEnableOption mkIf hasPrefix
concatStrings optionalString;
inherit (types) str path int nullOr;
cfg = config.nixsap.apps.mywatch;
ExecStart = concatStrings [
"${pkgs.mywatch}/bin/mywatch"
(if (cfg.port != null)
then " -p ${toString cfg.port}"
else " -s '${cfg.socket}'")
" '${cfg.myFile}'"
];
keys = filter (f: f != null && hasPrefix "/run/keys/" f) [ cfg.myFile ];
in {
options.nixsap.apps.mywatch = {
enable = mkEnableOption "MyWatch";
user = mkOption {
description = "User to run as";
default = "mywatch";
type = str;
};
port = mkOption {
description = "TCP port to listen on (insecure)";
default = null;
type = nullOr int;
};
socket = mkOption {
description = "UNIX socket to listen on. Ignored when TCP port is set";
default = "/tmp/mywatch.sock";
type = path;
};
myFile = mkOption {
description = "MySQL client configuration file";
type = path;
};
};
config = mkIf cfg.enable {
nixsap.system.users.daemons = [ cfg.user ];
nixsap.deployment.keyrings.${cfg.user} = keys;
systemd.services.mywatch = {
description = "watch queries on multiple MySQL servers";
wantedBy = [ "multi-user.target" ];
wants = [ "keys.target" ];
after = [ "keys.target" "network.target" ];
serviceConfig = {
inherit ExecStart;
User = cfg.user;
Restart = "on-failure";
};
};
};
}
|
