90 lines
2.1 KiB
Nix
90 lines
2.1 KiB
Nix
{ config, pkgs, lib, ... }:
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with lib;
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let
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cfg = config.services.confd;
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confdConfig = ''
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backend = "${cfg.backend}"
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confdir = "${cfg.confDir}"
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interval = ${toString cfg.interval}
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nodes = [ ${concatMapStringsSep "," (s: ''"${s}"'') cfg.nodes}, ]
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prefix = "${cfg.prefix}"
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log-level = "${cfg.logLevel}"
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watch = ${if cfg.watch then "true" else "false"}
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'';
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in {
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options.services.confd = {
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enable = mkEnableOption "confd service";
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backend = mkOption {
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description = "Confd config storage backend to use.";
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default = "etcd";
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type = types.enum ["etcd" "consul" "redis" "zookeeper"];
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};
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interval = mkOption {
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description = "Confd check interval.";
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default = 10;
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type = types.int;
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};
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nodes = mkOption {
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description = "Confd list of nodes to connect to.";
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default = [ "http://127.0.0.1:4001" ];
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type = types.listOf types.str;
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};
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watch = mkOption {
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description = "Confd, whether to watch etcd config for changes.";
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default = true;
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type = types.bool;
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};
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prefix = mkOption {
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description = "The string to prefix to keys.";
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default = "/";
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type = types.path;
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};
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logLevel = mkOption {
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description = "Confd log level.";
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default = "info";
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type = types.enum ["info" "debug"];
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};
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confDir = mkOption {
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description = "The path to the confd configs.";
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default = "/etc/confd";
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type = types.path;
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};
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package = mkOption {
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description = "Confd package to use.";
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default = pkgs.confd;
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defaultText = "pkgs.confd";
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type = types.package;
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};
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};
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config = mkIf cfg.enable {
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systemd.services.confd = {
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description = "Confd Service.";
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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 = "${cfg.package.bin}/bin/confd";
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};
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};
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environment.etc = {
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"confd/confd.toml".text = confdConfig;
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};
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environment.systemPackages = [ cfg.package ];
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services.etcd.enable = mkIf (cfg.backend == "etcd") (mkDefault true);
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};
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}
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