v1.0.0

common/peer/latency.go

@@ -0,0 +1,30 @@
+package peer
+
+import (
+	"sync"
+)
+
+type Latency interface {
+	Value() uint64
+}
+
+type HasLatency interface {
+	ConnectionLatency() Latency
+	HandshakeLatency() Latency
+}
+
+type AverageLatency struct {
+	access sync.Mutex
+	value  uint64
+}
+
+func (al *AverageLatency) Update(newValue uint64) {
+	al.access.Lock()
+	defer al.access.Unlock()
+
+	al.value = (al.value + newValue*2) / 3
+}
+
+func (al *AverageLatency) Value() uint64 {
+	return al.value
+}