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receiver_metrics_exporter.go
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/
receiver_metrics_exporter.go
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package app_agent_receiver
import (
"context"
"github.com/prometheus/client_golang/prometheus"
)
// ReceiverMetricsExporter is an app agent receiver exporter that will capture metrics
// about counts of logs, exceptions, measurements, traces being ingested
type ReceiverMetricsExporter struct {
totalLogs prometheus.Counter
totalMeasurements prometheus.Counter
totalExceptions prometheus.Counter
totalEvents prometheus.Counter
}
// NewReceiverMetricsExporter creates a new ReceiverMetricsExporter
func NewReceiverMetricsExporter(reg prometheus.Registerer) appAgentReceiverExporter {
exp := &ReceiverMetricsExporter{
totalLogs: prometheus.NewCounter(prometheus.CounterOpts{
Name: "app_agent_receiver_logs_total",
Help: "Total number of ingested logs",
}),
totalMeasurements: prometheus.NewCounter(prometheus.CounterOpts{
Name: "app_agent_receiver_measurements_total",
Help: "Total number of ingested measurements",
}),
totalExceptions: prometheus.NewCounter(prometheus.CounterOpts{
Name: "app_agent_receiver_exceptions_total",
Help: "Total number of ingested exceptions",
}),
totalEvents: prometheus.NewCounter(prometheus.CounterOpts{
Name: "app_agent_receiver_events_total",
Help: "Total number of ingested events",
}),
}
reg.MustRegister(exp.totalLogs, exp.totalExceptions, exp.totalMeasurements, exp.totalEvents)
return exp
}
// Name of the exporter, for logging purposes
func (re *ReceiverMetricsExporter) Name() string {
return "receiver metrics exporter"
}
// Export implements the AppDataExporter interface
func (re *ReceiverMetricsExporter) Export(ctx context.Context, payload Payload) error {
re.totalExceptions.Add(float64(len(payload.Exceptions)))
re.totalLogs.Add(float64(len(payload.Logs)))
re.totalMeasurements.Add(float64(len(payload.Measurements)))
re.totalEvents.Add(float64(len(payload.Events)))
return nil
}