115 lines
2.9 KiB
Nix
115 lines
2.9 KiB
Nix
{ config, lib, pkgs, ... }:
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let
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inherit (lib) mkIf mkOption optionalAttrs types;
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cfg = config.services.betanin;
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yaml = pkgs.formats.yaml { };
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configFile =
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if (cfg.beetsConfigFile != null)
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then cfg.beetsConfigFile
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else yaml.generate "beets-config.yaml" cfg.beetsConfig;
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defaultUser = "betanin";
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defaultGroup = "betanin";
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in
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{
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options = {
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services.betanin = {
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enable = lib.mkEnableOption "betanin";
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package = mkOption {
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description = "Package containing betanin program.";
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type = types.package;
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default = pkgs.betanin or (import ../../.. { inherit pkgs; }).betanin;
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};
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openFirewall = mkOption {
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description = "Open ports in the firewall for the server.";
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type = types.bool;
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default = false;
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};
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port = mkOption {
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description = "Port to access betanin on.";
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type = types.port;
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default = 9393;
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};
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user = mkOption {
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description = "User that the betanin program should run under.";
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type = types.str;
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default = defaultUser;
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};
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group = mkOption {
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description = "Group that the betanin program should run under.";
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type = types.str;
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default = defaultGroup;
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};
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dataDir = mkOption {
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description = "Directory to store application data.";
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type = types.str;
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default = "/var/lib/betanin";
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};
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beetsConfig = mkOption {
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description = "beets configuration.";
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type = yaml.type;
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default = { };
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};
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beetsConfigFile = mkOption {
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description = "beets configuration file.";
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type = nullOr (either str path);
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default = null;
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};
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};
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};
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config = mkIf cfg.enable {
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assertions = [{
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assertion = (cfg.beetsConfig == { }) != (cfg.beetsConfigFile == null);
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message = "either services.betanin.beetsConfig or services.betanin.beetsConfigFile is required";
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}];
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networking.firewall = mkIf cfg.openFirewall {
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allowedTCPPorts = [ cfg.port ];
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};
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systemd.services.betanin = {
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description = "Betanin service";
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wantedBy = [ "multi-user.target" ];
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after = [ "networking.target" ];
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environment = {
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HOME = cfg.dataDir;
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};
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serviceConfig = lib.mkMerge [
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{
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User = cfg.user;
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Group = cfg.group;
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ExecStart = "${cfg.package}/bin/betanin --port ${cfg.port}";
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PrivateTmp = true;
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Restart = "always";
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WorkingDirectory = cfg.dataDir;
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}
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(mkIf (cfg.dataDir == "/var/lib/betanin") {
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StateDirectory = "betanin";
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})
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];
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};
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users.users = optionalAttrs (cfg.user == defaultUser) {
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${cfg.user} = {
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isSystemUser = true;
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group = cfg.group;
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};
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};
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users.groups = optionalAttrs (cfg.group == defaultGroup) {
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${cfg.group} = { };
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};
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};
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}
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