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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.redis;
in
{
options = {
services.redis.enable = mkOption {
type = types.bool;
default = false;
description = lib.mdDoc "Whether to enable the redis database service.";
};
services.redis.package = mkOption {
type = types.path;
default = pkgs.redis;
defaultText = "pkgs.redis";
description = lib.mdDoc "This option specifies the redis package to use";
};
services.redis.dataDir = mkOption {
type = types.nullOr types.path;
default = "/var/lib/redis";
description = lib.mdDoc "Data directory for the redis database.";
};
services.redis.port = mkOption {
type = types.int;
default = 6379;
description = lib.mdDoc "The port for Redis to listen to.";
};
services.redis.bind = mkOption {
type = types.nullOr types.str;
default = null; # All interfaces
description = lib.mdDoc "The IP interface to bind to.";
example = "127.0.0.1";
};
services.redis.unixSocket = mkOption {
type = types.nullOr types.path;
default = null;
description = lib.mdDoc "The path to the socket to bind to.";
example = "/var/run/redis.sock";
};
services.redis.appendOnly = mkOption {
type = types.bool;
default = false;
description = lib.mdDoc "By default data is only periodically persisted to disk, enable this option to use an append-only file for improved persistence.";
};
services.redis.extraConfig = mkOption {
type = types.lines;
default = "";
description = lib.mdDoc "Additional text to be appended to {file}`redis.conf`.";
};
};
config = mkIf cfg.enable {
environment.systemPackages = [ cfg.package ];
launchd.user.agents.redis = {
command = "${cfg.package}/bin/redis-server /etc/redis.conf";
serviceConfig.KeepAlive = true;
};
environment.etc."redis.conf".text = ''
port ${toString cfg.port}
${optionalString (cfg.bind != null) "bind ${cfg.bind}"}
${optionalString (cfg.unixSocket != null) "unixsocket ${cfg.unixSocket}"}
${optionalString (cfg.dataDir != null) "dir ${cfg.dataDir}"}
appendOnly ${if cfg.appendOnly then "yes" else "no"}
${cfg.extraConfig}
'';
};
}
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