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// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package jsonrpc2
import (
"golang.org/x/exp/event"
)
func Method(v string) event.Label { return event.String("method", v) }
func RPCID(v string) event.Label { return event.String("id", v) }
func RPCDirection(v string) event.Label { return event.String("direction", v) }
func StatusCode(v string) event.Label { return event.String("status.code", v) }
var (
Started = event.NewCounter("started", &event.MetricOptions{Description: "Count of started RPCs."})
Finished = event.NewCounter("finished", &event.MetricOptions{Description: "Count of finished RPCs (includes error)."})
ReceivedBytes = event.NewIntDistribution("received_bytes", &event.MetricOptions{
Description: "Bytes received.",
Unit: event.UnitBytes,
})
SentBytes = event.NewIntDistribution("sent_bytes", &event.MetricOptions{
Description: "Bytes sent.",
Unit: event.UnitBytes,
})
Latency = event.NewDuration("latency", &event.MetricOptions{
Description: "Elapsed time of an RPC.",
Unit: event.UnitMilliseconds,
})
)
const (
Inbound = "in"
Outbound = "out"
)
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