checkmgr/broker.go
func (cm *CheckManager) selectBroker() (*api.Broker, error) {
	var brokerList *[]api.Broker
	var err error
	enterpriseType := "enterprise"

	if len(cm.brokerSelectTag) > 0 {
		filter := api.SearchFilterType{
			"f__tags_has": cm.brokerSelectTag,
		}
		brokerList, err = cm.apih.SearchBrokers(nil, &filter)
		if err != nil {
			return nil, err
		}
	} else {
		brokerList, err = cm.apih.FetchBrokers()
		if err != nil {
			return nil, err
		}
	}

	if len(*brokerList) == 0 {
		return nil, fmt.Errorf("zero brokers found")
	}

	validBrokers := make(map[string]api.Broker)
	haveEnterprise := false

	for _, broker := range *brokerList {
		broker := broker
		if cm.isValidBroker(&broker) {
			validBrokers[broker.CID] = broker
			if broker.Type == enterpriseType {
				haveEnterprise = true
			}
		}
	}

	if haveEnterprise { // eliminate non-enterprise brokers from valid brokers
		for k, v := range validBrokers {
			if v.Type != enterpriseType {
				delete(validBrokers, k)
			}
		}
	}

	if len(validBrokers) == 0 {
		return nil, fmt.Errorf("found %d broker(s), zero are valid", len(*brokerList))
	}

	validBrokerKeys := reflect.ValueOf(validBrokers).MapKeys()
	selectedBroker := validBrokers[validBrokerKeys[rand.Intn(len(validBrokerKeys))].String()]

	if cm.Debug {
		cm.Log.Printf("[DEBUG] Selected broker '%s'\n", selectedBroker.Name)
	}

	return &selectedBroker, nil

}
func (cm *CheckManager) selectBroker() (*api.Broker, error) {
	var brokerList *[]api.Broker
	var err error
	enterpriseType := "enterprise"

	if len(cm.brokerSelectTag) > 0 {
		filter := api.SearchFilterType{
			"f__tags_has": cm.brokerSelectTag,
		}
		brokerList, err = cm.apih.SearchBrokers(nil, &filter)
		if err != nil {
			return nil, err
		}
	} else {
		brokerList, err = cm.apih.FetchBrokers()
		if err != nil {
			return nil, err
		}
	}

	if len(*brokerList) == 0 {
		return nil, fmt.Errorf("zero brokers found")
	}

	validBrokers := make(map[string]api.Broker)
	haveEnterprise := false

	for _, broker := range *brokerList {
		broker := broker
		if cm.isValidBroker(&broker) {
			validBrokers[broker.CID] = broker
			if broker.Type == enterpriseType {
				haveEnterprise = true
			}
		}
	}

	if haveEnterprise { // eliminate non-enterprise brokers from valid brokers
		for k, v := range validBrokers {
			if v.Type != enterpriseType {
				delete(validBrokers, k)
			}
		}
	}

	if len(validBrokers) == 0 {
		return nil, fmt.Errorf("found %d broker(s), zero are valid", len(*brokerList))
	}

	validBrokerKeys := reflect.ValueOf(validBrokers).MapKeys()
	selectedBroker := validBrokers[validBrokerKeys[rand.Intn(len(validBrokerKeys))].String()]

	if cm.Debug {
		cm.Log.Printf("[DEBUG] Selected broker '%s'\n", selectedBroker.Name)
	}

	return &selectedBroker, nil

}
// Select a broker for use when creating a check, if a specific broker
// was not specified.