70 lines
2.3 KiB
Go
70 lines
2.3 KiB
Go
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// Copyright (c) 2017 Uber Technologies, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package jaeger
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import (
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"time"
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)
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// ReporterOption is a function that sets some option on the reporter.
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type ReporterOption func(c *reporterOptions)
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// ReporterOptions is a factory for all available ReporterOption's
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var ReporterOptions reporterOptions
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// reporterOptions control behavior of the reporter.
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type reporterOptions struct {
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// queueSize is the size of internal queue where reported spans are stored before they are processed in the background
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queueSize int
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// bufferFlushInterval is how often the buffer is force-flushed, even if it's not full
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bufferFlushInterval time.Duration
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// logger is used to log errors of span submissions
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logger Logger
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// metrics is used to record runtime stats
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metrics *Metrics
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}
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// QueueSize creates a ReporterOption that sets the size of the internal queue where
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// spans are stored before they are processed.
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func (reporterOptions) QueueSize(queueSize int) ReporterOption {
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return func(r *reporterOptions) {
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r.queueSize = queueSize
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}
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}
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// Metrics creates a ReporterOption that initializes Metrics in the reporter,
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// which is used to record runtime statistics.
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func (reporterOptions) Metrics(metrics *Metrics) ReporterOption {
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return func(r *reporterOptions) {
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r.metrics = metrics
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}
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}
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// BufferFlushInterval creates a ReporterOption that sets how often the queue
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// is force-flushed.
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func (reporterOptions) BufferFlushInterval(bufferFlushInterval time.Duration) ReporterOption {
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return func(r *reporterOptions) {
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r.bufferFlushInterval = bufferFlushInterval
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}
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}
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// Logger creates a ReporterOption that initializes the logger used to log
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// errors of span submissions.
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func (reporterOptions) Logger(logger Logger) ReporterOption {
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return func(r *reporterOptions) {
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r.logger = logger
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}
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}
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