traefik/vendor/github.com/uber/jaeger-client-go/reporter_options.go

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2018-01-10 16:48:04 +00:00
// Copyright (c) 2017 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package jaeger
import (
"time"
)
// ReporterOption is a function that sets some option on the reporter.
type ReporterOption func(c *reporterOptions)
// ReporterOptions is a factory for all available ReporterOption's
var ReporterOptions reporterOptions
// reporterOptions control behavior of the reporter.
type reporterOptions struct {
// queueSize is the size of internal queue where reported spans are stored before they are processed in the background
queueSize int
// bufferFlushInterval is how often the buffer is force-flushed, even if it's not full
bufferFlushInterval time.Duration
// logger is used to log errors of span submissions
logger Logger
// metrics is used to record runtime stats
metrics *Metrics
}
// QueueSize creates a ReporterOption that sets the size of the internal queue where
// spans are stored before they are processed.
func (reporterOptions) QueueSize(queueSize int) ReporterOption {
return func(r *reporterOptions) {
r.queueSize = queueSize
}
}
// Metrics creates a ReporterOption that initializes Metrics in the reporter,
// which is used to record runtime statistics.
func (reporterOptions) Metrics(metrics *Metrics) ReporterOption {
return func(r *reporterOptions) {
r.metrics = metrics
}
}
// BufferFlushInterval creates a ReporterOption that sets how often the queue
// is force-flushed.
func (reporterOptions) BufferFlushInterval(bufferFlushInterval time.Duration) ReporterOption {
return func(r *reporterOptions) {
r.bufferFlushInterval = bufferFlushInterval
}
}
// Logger creates a ReporterOption that initializes the logger used to log
// errors of span submissions.
func (reporterOptions) Logger(logger Logger) ReporterOption {
return func(r *reporterOptions) {
r.logger = logger
}
}