116 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			116 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
{ config, lib, pkgs, ... }:
 | 
						|
 | 
						|
with lib;
 | 
						|
 | 
						|
let
 | 
						|
  cfg = config.services.alerta;
 | 
						|
 | 
						|
  alertaConf = pkgs.writeTextFile {
 | 
						|
    name = "alertad.conf";
 | 
						|
    text = ''
 | 
						|
      DATABASE_URL = '${cfg.databaseUrl}'
 | 
						|
      DATABASE_NAME = '${cfg.databaseName}'
 | 
						|
      LOG_FILE = '${cfg.logDir}/alertad.log'
 | 
						|
      LOG_FORMAT = '%(asctime)s - %(name)s - %(levelname)s - %(message)s'
 | 
						|
      CORS_ORIGINS = [ ${concatMapStringsSep ", " (s: "\"" + s + "\"") cfg.corsOrigins} ];
 | 
						|
      AUTH_REQUIRED = ${if cfg.authenticationRequired then "True" else "False"}
 | 
						|
      SIGNUP_ENABLED = ${if cfg.signupEnabled then "True" else "False"}
 | 
						|
      ${cfg.extraConfig}
 | 
						|
    '';
 | 
						|
  };
 | 
						|
in
 | 
						|
{
 | 
						|
  options.services.alerta = {
 | 
						|
    enable = mkEnableOption "alerta";
 | 
						|
 | 
						|
    port = mkOption {
 | 
						|
      type = types.int;
 | 
						|
      default = 5000;
 | 
						|
      description = "Port of Alerta";
 | 
						|
    };
 | 
						|
 | 
						|
    bind = mkOption {
 | 
						|
      type = types.str;
 | 
						|
      default = "0.0.0.0";
 | 
						|
      example = literalExample "0.0.0.0";
 | 
						|
      description = "Address to bind to. The default is to bind to all addresses";
 | 
						|
    };
 | 
						|
 | 
						|
    logDir = mkOption {
 | 
						|
      type = types.path;
 | 
						|
      description = "Location where the logfiles are stored";
 | 
						|
      default = "/var/log/alerta";
 | 
						|
    };
 | 
						|
 | 
						|
    databaseUrl = mkOption {
 | 
						|
      type = types.str;
 | 
						|
      description = "URL of the MongoDB or PostgreSQL database to connect to";
 | 
						|
      default = "mongodb://localhost";
 | 
						|
      example = "mongodb://localhost";
 | 
						|
    };
 | 
						|
 | 
						|
    databaseName = mkOption {
 | 
						|
      type = types.str;
 | 
						|
      description = "Name of the database instance to connect to";
 | 
						|
      default = "monitoring";
 | 
						|
      example = "monitoring";
 | 
						|
    };
 | 
						|
 | 
						|
    corsOrigins = mkOption {
 | 
						|
      type = types.listOf types.str;
 | 
						|
      description = "List of URLs that can access the API for Cross-Origin Resource Sharing (CORS)";
 | 
						|
      example = [ "http://localhost" "http://localhost:5000" ];
 | 
						|
      default = [ "http://localhost" "http://localhost:5000" ];
 | 
						|
    };
 | 
						|
 | 
						|
    authenticationRequired = mkOption {
 | 
						|
      type = types.bool;
 | 
						|
      description = "Whether users must authenticate when using the web UI or command-line tool";
 | 
						|
      default = false;
 | 
						|
    };
 | 
						|
 | 
						|
    signupEnabled = mkOption {
 | 
						|
      type = types.bool;
 | 
						|
      description = "Whether to prevent sign-up of new users via the web UI";
 | 
						|
      default = true;
 | 
						|
    };
 | 
						|
 | 
						|
    extraConfig = mkOption {
 | 
						|
      description = "These lines go into alertad.conf verbatim.";
 | 
						|
      default = "";
 | 
						|
      type = types.lines;
 | 
						|
    };
 | 
						|
  };
 | 
						|
 | 
						|
  config = mkIf cfg.enable {
 | 
						|
    systemd.tmpfiles.rules = [
 | 
						|
      "d '${cfg.logDir}' - alerta alerta - -"
 | 
						|
    ];
 | 
						|
 | 
						|
    systemd.services.alerta = {
 | 
						|
      description = "Alerta Monitoring System";
 | 
						|
      wantedBy = [ "multi-user.target" ];
 | 
						|
      after = [ "networking.target" ];
 | 
						|
      environment = {
 | 
						|
        ALERTA_SVR_CONF_FILE = alertaConf;
 | 
						|
      };
 | 
						|
      serviceConfig = {
 | 
						|
        ExecStart = "${pkgs.python36Packages.alerta-server}/bin/alertad run --port ${toString cfg.port} --host ${cfg.bind}";
 | 
						|
        User = "alerta";
 | 
						|
        Group = "alerta";
 | 
						|
      };
 | 
						|
    };
 | 
						|
 | 
						|
    environment.systemPackages = [ pkgs.python36Packages.alerta ];
 | 
						|
 | 
						|
    users.users.alerta = {
 | 
						|
      uid = config.ids.uids.alerta;
 | 
						|
      description = "Alerta user";
 | 
						|
    };
 | 
						|
 | 
						|
    users.groups.alerta = {
 | 
						|
      gid = config.ids.gids.alerta;
 | 
						|
    };
 | 
						|
  };
 | 
						|
}
 |