frostfs-node/internal/metrics/metabase.go

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package metrics
import (
"strconv"
"time"
"git.frostfs.info/TrueCloudLab/frostfs-observability/metrics"
"github.com/prometheus/client_golang/prometheus"
)
type MetabaseMetrics interface {
SetMode(shardID, path string, mode string)
Close(shardID, path string)
MethodDuration(shardID, path string, method string, d time.Duration, success bool)
}
func newMetabaseMetrics() *metabaseMetrics {
return &metabaseMetrics{
mode: newShardIDPathMode(metabaseSubSystem, "mode", "Metabase mode"),
reqDuration: metrics.NewHistogramVec(prometheus.HistogramOpts{
Namespace: namespace,
Subsystem: metabaseSubSystem,
Name: "request_duration_seconds",
Help: "Accumulated Metabase request process duration",
}, []string{shardIDLabel, successLabel, pathLabel, methodLabel}),
}
}
type metabaseMetrics struct {
mode *shardIDPathModeValue
reqDuration *prometheus.HistogramVec
}
func (m *metabaseMetrics) SetMode(shardID, path string, mode string) {
m.mode.SetMode(shardID, path, mode)
}
func (m *metabaseMetrics) Close(shardID, path string) {
m.mode.SetMode(shardID, path, closedMode)
m.reqDuration.DeletePartialMatch(prometheus.Labels{
shardIDLabel: shardID,
pathLabel: path,
})
}
func (m *metabaseMetrics) MethodDuration(shardID, path string, method string, d time.Duration, success bool) {
m.reqDuration.With(prometheus.Labels{
shardIDLabel: shardID,
pathLabel: path,
successLabel: strconv.FormatBool(success),
methodLabel: method,
}).Observe(d.Seconds())
}