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mapper.go
60 lines (52 loc) · 1.29 KB
/
mapper.go
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package exporter
import (
"github.com/castai/gpu-metrics-exporter/pb"
)
type MetricMapper interface {
Map(metrics []MetricFamilyMap) *pb.MetricsBatch
}
type metricMapper struct{}
func NewMapper() MetricMapper {
return &metricMapper{}
}
func (p metricMapper) Map(metricFamilyMaps []MetricFamilyMap) *pb.MetricsBatch {
metrics := &pb.MetricsBatch{}
metricsMap := make(map[string]*pb.Metric)
for _, familyMap := range metricFamilyMaps {
for name, family := range familyMap {
if _, found := EnabledMetrics[name]; !found {
continue
}
metric, found := metricsMap[name]
if !found {
metric = &pb.Metric{
Name: name,
}
metricsMap[name] = metric
metrics.Metrics = append(metrics.Metrics, metric)
}
t := family.Type.String()
for _, m := range family.Metric {
labels := make([]*pb.Metric_Label, len(m.Label))
for i, label := range m.Label {
labels[i] = &pb.Metric_Label{
Name: *label.Name,
Value: *label.Value,
}
}
var newValue float64
switch t {
case "COUNTER":
newValue = *m.GetCounter().Value
case "GAUGE":
newValue = *m.GetGauge().Value
}
metric.Measurements = append(metric.Measurements, &pb.Metric_Measurement{
Value: newValue,
Labels: labels,
})
}
}
}
return metrics
}