forked from mirrors/nixpkgs
99 lines
2.1 KiB
Nix
99 lines
2.1 KiB
Nix
{ config, pkgs, ... }:
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with pkgs.lib;
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let
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cfg = config.services.memcached;
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memcached = pkgs.memcached;
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in
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{
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###### interface
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options = {
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services.memcached = {
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enable = mkOption {
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default = false;
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description = "
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Whether to enable Memcached.
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";
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};
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user = mkOption {
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default = "memcached";
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description = "The user to run Memcached as";
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};
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listen = mkOption {
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default = "127.0.0.1";
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description = "The IP address to bind to";
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};
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port = mkOption {
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default = 11211;
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description = "The port to bind to";
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};
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socket = mkOption {
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default = "";
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description = "Unix socket path to listen on. Setting this will disable network support";
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example = "/var/run/memcached";
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};
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maxMemory = mkOption {
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default = 64;
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description = "The maximum amount of memory to use for storage, in megabytes.";
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};
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maxConnections = mkOption {
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default = 1024;
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description = "The maximum number of simultaneous connections";
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};
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extraOptions = mkOption {
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default = [];
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description = "A list of extra options that will be added as a suffix when running memcached";
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};
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};
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};
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###### implementation
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config = mkIf config.services.memcached.enable {
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users.extraUsers.memcached =
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{ name = cfg.user;
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uid = config.ids.uids.memcached;
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description = "Memcached server user";
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};
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environment.systemPackages = [ memcached ];
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systemd.services.memcached =
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{ description = "Memcached server";
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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serviceConfig = {
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ExecStart =
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let
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networking = if cfg.socket != ""
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then "-s ${cfg.socket}"
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else "-l ${cfg.listen} -p ${toString cfg.port}";
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in "${memcached}/bin/memcached ${networking} -m ${toString cfg.maxMemory} -c ${toString cfg.maxConnections} ${concatStringsSep " " cfg.extraOptions}";
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User = cfg.user;
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};
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};
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};
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}
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