zt/router/xgress/metrics.go

package xgress

import (
	"github.com/openziti/metrics"
	"sync/atomic"
)

var ackTxMeter metrics.Meter
var ackRxMeter metrics.Meter
var droppedPayloadsMeter metrics.Meter
var retransmissions metrics.Meter
var retransmissionFailures metrics.Meter

var ackFailures metrics.Meter
var payloadWriteTimer metrics.Timer
var duplicateAcksMeter metrics.Meter
var duplicatePayloadsMeter metrics.Meter

var buffersBlockedByLocalWindow int64
var buffersBlockedByRemoteWindow int64
var outstandingPayloads int64
var outstandingPayloadBytes int64

var buffersBlockedByLocalWindowMeter metrics.Meter
var buffersBlockedByRemoteWindowMeter metrics.Meter

var bufferBlockedTime metrics.Timer

func InitMetrics(registry metrics.Registry) {
	droppedPayloadsMeter = registry.Meter("xgress.dropped_payloads")
	retransmissions = registry.Meter("xgress.retransmissions")
	retransmissionFailures = registry.Meter("xgress.retransmission_failures")
	ackRxMeter = registry.Meter("xgress.rx.acks")
	ackTxMeter = registry.Meter("xgress.tx.acks")
	ackFailures = registry.Meter("xgress.ack_failures")
	payloadWriteTimer = registry.Timer("xgress.tx_write_time")
	duplicateAcksMeter = registry.Meter("xgress.ack_duplicates")
	duplicatePayloadsMeter = registry.Meter("xgress.payload_duplicates")

	registry.FuncGauge("xgress.blocked_by_local_window", func() int64 {
		return atomic.LoadInt64(&buffersBlockedByLocalWindow)
	})

	registry.FuncGauge("xgress.blocked_by_remote_window", func() int64 {
		return atomic.LoadInt64(&buffersBlockedByRemoteWindow)
	})

	registry.FuncGauge("xgress.tx_unacked_payloads", func() int64 {
		return atomic.LoadInt64(&outstandingPayloads)
	})

	registry.FuncGauge("xgress.tx_unacked_payload_bytes", func() int64 {
		return atomic.LoadInt64(&outstandingPayloadBytes)
	})

	buffersBlockedByLocalWindowMeter = registry.Meter("xgress.blocked_by_local_window_rate")
	buffersBlockedByRemoteWindowMeter = registry.Meter("xgress.blocked_by_remote_window_rate")
	bufferBlockedTime = registry.Timer("xgress.blocked_time")
}