95 lines
2.5 KiB
Nix
95 lines
2.5 KiB
Nix
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packages:
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{ config, lib, pkgs, ... }:
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with lib;
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let
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mabel = packages."${pkgs.system}".mabel;
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cfg = config.services.mabel;
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in {
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options.services.mabel = with types; {
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enable = mkEnableOption "Enable Mabel home monitor server.";
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verbose = mkEnableOption "Generate verbose logs & output.";
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mqtt = {
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host = mkOption {
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type = str;
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description = "Hostname of the MQTT server.";
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};
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port = mkOption {
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type = port;
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description = "Port on which the MQTT server is listening.";
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default = 1883;
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};
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username = mkOption {
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type = str;
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description = "User as which to connect to the MQTT server.";
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};
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password-file = mkOption {
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type = str;
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description =
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"File (on the local host) containing the password for the MQTT server.";
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};
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};
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matrix = {
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domain = mkOption {
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type = str;
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description = "Domain name of the MQTT server.";
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};
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username = mkOption {
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type = str;
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description = "User as which to connect to the MQTT server.";
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};
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password-file = mkOption {
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type = str;
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description =
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"File (on the local host) containing the password for the MQTT server.";
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};
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channel-alias = mkOption {
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type = str;
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description = "Matrix channel to which Mabel should post updates.";
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};
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};
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};
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config = mkIf cfg.enable {
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systemd.services.mabel-server = {
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path = [ mabel ];
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wantedBy = [ "multi-user.target" ];
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after = [ "network-online.target" ];
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serviceConfig = {
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DynamicUser = true;
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Restart = "on-failure";
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RestartSec = "120s";
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LoadCredential = [
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"mqtt.passwd:${cfg.mqtt.password-file}"
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"matrix.passwd:${cfg.matrix.password-file}"
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];
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ExecStart = pkgs.writeShellScript "mabel-server.sh"
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(concatStringsSep " " ([
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"mabel"
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"--mqtt-host=${cfg.mqtt.host}"
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"--mqtt-port=${cfg.mqtt.post}"
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"--mqtt-user=${cfg.mqtt.username}"
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"--mqtt-password-file=${cfg.mqtt.password-file}"
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"--matrix-domain=${cfg.matrix.domain}"
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"--matrix-user=${cfg.matrix.username}"
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"--matrix-password-file=${cfg.matrix.password-file}"
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"--matrix-room=${cfg.matrix.channel-alias}"
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]));
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unitConfig.ConditionPathExists =
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[ cfg.mqtt.password-file cfg.matrix.password-file ];
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};
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};
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};
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}
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