// Helper function to send data.
func Send(cw *cloudwatch.CloudWatch, dn, dv, n string, v float64) {
_, err := cw.PutMetricData(&cloudwatch.PutMetricDataInput{
MetricData: []*cloudwatch.MetricDatum{
{
MetricName: aws.String(n),
Dimensions: []*cloudwatch.Dimension{
{
Name: aws.String(dn),
Value: aws.String(dv),
},
},
Timestamp: aws.Time(time.Now()),
Value: aws.Float64(v),
},
},
Namespace: aws.String("Custom"),
})
if err != nil {
log.Println(err)
return
}
log.WithFields(log.Fields{
"DimensionName": dn,
"DimensionValue": dv,
"MetricName": n,
"MetricValue": v,
}).Info("Successfully posted to CloudWatch")
}
func putMetric(metricName string, watchService *cloudwatch.CloudWatch, unitName string, metricValue float64) {
if watchService == nil {
return
}
params := &cloudwatch.PutMetricDataInput{
MetricData: []*cloudwatch.MetricDatum{
&cloudwatch.MetricDatum{
MetricName: aws.String(metricName),
Timestamp: aws.Time(time.Now()),
Unit: aws.String(unitName),
Value: aws.Float64(metricValue),
},
},
Namespace: aws.String(cloudwatchNamespace),
}
_, err := watchService.PutMetricData(params)
if err != nil {
log.Printf("Failure to put cloudwatch metric: %s", err)
}
}