// NewDropsondeMarshaller instantiates a DropsondeMarshaller and logs to the
// provided logger.
func NewDropsondeMarshaller(logger *gosteno.Logger) DropsondeMarshaller {
messageCounts := make(map[events.Envelope_EventType]*uint64)
for key := range events.Envelope_EventType_name {
var count uint64
messageCounts[events.Envelope_EventType(key)] = &count
}
return &dropsondeMarshaller{
logger: logger,
messageCounts: messageCounts,
}
}
// NewDropsondeUnmarshaller instantiates a DropsondeUnmarshaller and logs to the
// provided logger.
func NewDropsondeUnmarshaller(logger *gosteno.Logger) DropsondeUnmarshaller {
receiveCounts := make(map[events.Envelope_EventType]*uint64)
for key := range events.Envelope_EventType_name {
var count uint64
receiveCounts[events.Envelope_EventType(key)] = &count
}
return &dropsondeUnmarshaller{
logger: logger,
receiveCounts: receiveCounts,
logMessageReceiveCounts: make(map[string]*uint64),
}
}
func (m *dropsondeMarshaller) metrics() []instrumentation.Metric {
var metrics []instrumentation.Metric
for eventType, eventName := range events.Envelope_EventType_name {
modifiedEventName := []rune(eventName)
modifiedEventName[0] = unicode.ToLower(modifiedEventName[0])
metricName := string(modifiedEventName) + "Marshalled"
metricValue := atomic.LoadUint64(m.messageCounts[events.Envelope_EventType(eventType)])
metrics = append(metrics, instrumentation.Metric{Name: metricName, Value: metricValue})
}
metrics = append(metrics, instrumentation.Metric{
Name: "marshalErrors",
Value: atomic.LoadUint64(&m.marshalErrorCount),
})
return metrics
}