func Publish(event *schema.ProbeEvent) error {
	if !enabled {
		return nil
	}
	id := time.Now().UnixNano()
	data, err := msg.CreateProbeEventMsg(event, id, msg.FormatProbeEventMsgp)
	if err != nil {
		log.Fatal(4, "Fatal error creating event message: %s", err)
	}
	collectorEventPublisherMsgs.Inc(1)
	err = globalProducer.Publish(topic, data)
	if err != nil {
		log.Fatal(4, "can't publish to nsqd: %s", err)
	}
	log.Debug("event published to NSQ %d", id)

	return nil
}
func SendEmail(cmd *m.SendEmailCommand) error {
	if !setting.Smtp.Enabled {
		return errors.New("Worldping mailing/smtp options not configured, contact your network admin")
	}
	if mailTemplates == nil {
		log.Fatal(4, "email templates not yet initialized.")
	}

	var buffer bytes.Buffer
	var err error
	var subjectText interface{}

	data := cmd.Data
	if data == nil {
		data = make(map[string]interface{}, 10)
	}

	setDefaultTemplateData(data)
	err = mailTemplates.ExecuteTemplate(&buffer, cmd.Template, data)
	if err != nil {
		return err
	}

	subjectData := data["Subject"].(map[string]interface{})
	subjectText, hasSubject := subjectData["value"]

	if !hasSubject {
		return errors.New(fmt.Sprintf("Missing subject in Template %s", cmd.Template))
	}

	subjectTmpl, err := template.New("subject").Parse(subjectText.(string))
	if err != nil {
		return err
	}

	var subjectBuffer bytes.Buffer
	err = subjectTmpl.ExecuteTemplate(&subjectBuffer, "subject", data)
	if err != nil {
		return err
	}

	addToMailQueue(&Message{
		To:      cmd.To,
		From:    setting.Smtp.FromAddress,
		Subject: subjectBuffer.String(),
		Body:    buffer.String(),
	})

	return nil
}
Example #3
0
func parseAppUrlAndSubUrl(section *ini.Section) (string, string) {
	appUrl := section.Key("root_url").MustString("http://localhost:3000/")
	if appUrl[len(appUrl)-1] != '/' {
		appUrl += "/"
	}

	// Check if has app suburl.
	url, err := url.Parse(appUrl)
	if err != nil {
		log.Fatal(4, "Invalid root_url(%s): %s", appUrl, err)
	}
	appSubUrl := strings.TrimSuffix(url.Path, "/")

	return appUrl, appSubUrl
}
Example #4
0
func getCommandLineProperties(args []string) map[string]string {
	props := make(map[string]string)

	for _, arg := range args {
		if !strings.HasPrefix(arg, "cfg:") {
			continue
		}

		trimmed := strings.TrimPrefix(arg, "cfg:")
		parts := strings.Split(trimmed, "=")
		if len(parts) != 2 {
			log.Fatal(3, "Invalid command line argument", arg)
			return nil
		}

		props[parts[0]] = parts[1]
	}
	return props
}
func Init(metrics met.Backend) {
	sec := setting.Cfg.Section("collector_event_publisher")

	if !sec.Key("enabled").MustBool(false) {
		enabled = false
		return
	}
	enabled = true

	addr := sec.Key("nsqd_addr").MustString("localhost:4150")
	topic = sec.Key("topic").MustString("metrics")
	cfg := nsq.NewConfig()
	cfg.UserAgent = fmt.Sprintf("probe-ctrl")
	var err error
	globalProducer, err = nsq.NewProducer(addr, cfg)
	if err != nil {
		log.Fatal(0, "failed to initialize nsq producer.", err)
	}
	collectorEventPublisherMsgs = metrics.NewCount("collectoreventpublisher.events-published")
}
Example #6
0
func loadConfiguration(args *CommandLineArgs) {
	var err error

	// load config defaults
	defaultConfigFile := path.Join(HomePath, "conf/defaults.ini")
	configFiles = append(configFiles, defaultConfigFile)

	Cfg, err = ini.Load(defaultConfigFile)
	Cfg.BlockMode = false

	if err != nil {
		log.Fatal(3, "Failed to parse defaults.ini, %v", err)
	}

	// command line props
	commandLineProps := getCommandLineProperties(args.Args)
	// load default overrides
	applyCommandLineDefaultProperties(commandLineProps)

	// init logging before specific config so we can log errors from here on
	DataPath = makeAbsolute(Cfg.Section("paths").Key("data").String(), HomePath)
	initLogging(args)

	// load specified config file
	loadSpecifedConfigFile(args.Config)

	// apply environment overrides
	applyEnvVariableOverrides()

	// apply command line overrides
	applyCommandLineProperties(commandLineProps)

	// evaluate config values containing environment variables
	evalConfigValues()

	// update data path and logging config
	DataPath = makeAbsolute(Cfg.Section("paths").Key("data").String(), HomePath)
	initLogging(args)
}
Example #7
0
func loadSpecifedConfigFile(configFile string) {
	if configFile == "" {
		configFile = filepath.Join(HomePath, "conf/custom.ini")
		// return without error if custom file does not exist
		if !pathExists(configFile) {
			return
		}
	}

	userConfig, err := ini.Load(configFile)
	userConfig.BlockMode = false
	if err != nil {
		log.Fatal(3, "Failed to parse %v, %v", configFile, err)
	}

	for _, section := range userConfig.Sections() {
		for _, key := range section.Keys() {
			if key.Value() == "" {
				continue
			}

			defaultSec, err := Cfg.GetSection(section.Name())
			if err != nil {
				log.Error(3, "Unknown config section %s defined in %s", section.Name(), configFile)
				continue
			}
			defaultKey, err := defaultSec.GetKey(key.Name())
			if err != nil {
				log.Error(3, "Unknown config key %s defined in section %s, in file %s", key.Name(), section.Name(), configFile)
				continue
			}
			defaultKey.SetValue(key.Value())
		}
	}

	configFiles = append(configFiles, configFile)
}
Example #8
0
func initLogging(args *CommandLineArgs) {
	//close any existing log handlers.
	log.Close()
	// Get and check log mode.
	LogModes = strings.Split(Cfg.Section("log").Key("mode").MustString("console"), ",")
	LogsPath = makeAbsolute(Cfg.Section("paths").Key("logs").String(), HomePath)

	LogConfigs = make([]util.DynMap, len(LogModes))
	for i, mode := range LogModes {
		mode = strings.TrimSpace(mode)
		sec, err := Cfg.GetSection("log." + mode)
		if err != nil {
			log.Fatal(4, "Unknown log mode: %s", mode)
		}

		// Log level.
		levelName := Cfg.Section("log."+mode).Key("level").In("Trace",
			[]string{"Trace", "Debug", "Info", "Warn", "Error", "Critical"})
		level, ok := logLevels[levelName]
		if !ok {
			log.Fatal(4, "Unknown log level: %s", levelName)
		}

		// Generate log configuration.
		switch mode {
		case "console":
			formatting := sec.Key("formatting").MustBool(true)
			LogConfigs[i] = util.DynMap{
				"level":      level,
				"formatting": formatting,
			}
		case "file":
			logPath := sec.Key("file_name").MustString(filepath.Join(LogsPath, "grafana.log"))
			os.MkdirAll(filepath.Dir(logPath), os.ModePerm)
			LogConfigs[i] = util.DynMap{
				"level":    level,
				"filename": logPath,
				"rotate":   sec.Key("log_rotate").MustBool(true),
				"maxlines": sec.Key("max_lines").MustInt(1000000),
				"maxsize":  1 << uint(sec.Key("max_size_shift").MustInt(28)),
				"daily":    sec.Key("daily_rotate").MustBool(true),
				"maxdays":  sec.Key("max_days").MustInt(7),
			}
		case "conn":
			LogConfigs[i] = util.DynMap{
				"level":          level,
				"reconnectOnMsg": sec.Key("reconnect_on_msg").MustBool(),
				"reconnect":      sec.Key("reconnect").MustBool(),
				"net":            sec.Key("protocol").In("tcp", []string{"tcp", "unix", "udp"}),
				"addr":           sec.Key("addr").MustString(":7020"),
			}
		case "smtp":
			LogConfigs[i] = util.DynMap{
				"level":     level,
				"user":      sec.Key("user").MustString("*****@*****.**"),
				"passwd":    sec.Key("passwd").MustString("******"),
				"host":      sec.Key("host").MustString("127.0.0.1:25"),
				"receivers": sec.Key("receivers").MustString("[]"),
				"subject":   sec.Key("subject").MustString("Diagnostic message from serve"),
			}
		case "database":
			LogConfigs[i] = util.DynMap{
				"level":  level,
				"driver": sec.Key("driver").String(),
				"conn":   sec.Key("conn").String(),
			}
		}

		cfgJsonBytes, _ := json.Marshal(LogConfigs[i])
		log.NewLogger(Cfg.Section("log").Key("buffer_len").MustInt64(10000), mode, string(cfgJsonBytes))
	}
}
Example #9
0
func NewConfigContext(args *CommandLineArgs) error {
	setHomePath(args)
	loadConfiguration(args)

	Env = Cfg.Section("").Key("app_mode").MustString("development")
	InstanceId = Cfg.Section("").Key("instance_id").MustString("default")

	server := Cfg.Section("server")
	AppUrl, AppSubUrl = parseAppUrlAndSubUrl(server)

	Protocol = HTTP
	if server.Key("protocol").MustString("http") == "https" {
		Protocol = HTTPS
		CertFile = server.Key("cert_file").String()
		KeyFile = server.Key("cert_key").String()
	}

	Domain = server.Key("domain").MustString("localhost")
	HttpAddr = server.Key("http_addr").MustString("0.0.0.0")
	HttpPort = server.Key("http_port").MustString("3000")
	RouterLogging = server.Key("router_logging").MustBool(false)
	EnableGzip = server.Key("enable_gzip").MustBool(false)
	EnforceDomain = server.Key("enforce_domain").MustBool(false)
	StaticRootPath = makeAbsolute(server.Key("static_root_path").String(), HomePath)

	AdminKey = server.Key("admin_key").String()

	GraphiteUrl = Cfg.Section("raintank").Key("graphite_url").MustString("http://localhost:8888/")
	if GraphiteUrl[len(GraphiteUrl)-1] != '/' {
		GraphiteUrl += "/"
	}
	// Check if has app suburl.
	_, err := url.Parse(GraphiteUrl)
	if err != nil {
		log.Fatal(4, "Invalid graphite_url(%s): %s", GraphiteUrl, err)
	}

	ElasticsearchUrl = Cfg.Section("raintank").Key("elasticsearch_url").MustString("http://localhost:9200/")
	if ElasticsearchUrl[len(ElasticsearchUrl)-1] != '/' {
		ElasticsearchUrl += "/"
	}
	// Check if has app suburl.
	_, err = url.Parse(ElasticsearchUrl)
	if err != nil {
		log.Fatal(4, "Invalid elasticsearch_url(%s): %s", ElasticsearchUrl, err)
	}

	alerting := Cfg.Section("alerting")
	AlertingEnabled = alerting.Key("enabled").MustBool(false)
	TickQueueSize = alerting.Key("tickqueue_size").MustInt(0)
	InternalJobQueueSize = alerting.Key("internal_jobqueue_size").MustInt(0)
	PreAMQPJobQueueSize = alerting.Key("pre_amqp_jobqueue_size").MustInt(0)
	ExecutorLRUSize = alerting.Key("executor_lru_size").MustInt(0)
	EnableScheduler = alerting.Key("enable_scheduler").MustBool(true)
	WriteIndividualAlertResults = alerting.Key("write_individual_alert_results").MustBool(false)
	AlertingInspect = alerting.Key("inspect").MustBool(false)

	telemetry := Cfg.Section("telemetry")
	StatsdEnabled = telemetry.Key("statsd_enabled").MustBool(false)
	StatsdAddr = telemetry.Key("statsd_addr").String()
	StatsdType = telemetry.Key("statsd_type").String()
	ProfileHeapMB = telemetry.Key("profile_heap_MB").MustInt(0)
	ProfileHeapWait = telemetry.Key("profile_heap_wait").MustInt(3600)
	ProfileHeapDir = telemetry.Key("profile_heap_dir").MustString("/tmp")

	readSmtpSettings()
	readQuotaSettings()
	readRabbitmqSettings()
	return nil
}