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buffer.go
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buffer.go
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// Copyright (c) 2018 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 config
import (
"time"
"github.com/m3db/m3/src/msg/producer/buffer"
"github.com/m3db/m3/src/x/instrument"
"github.com/m3db/m3/src/x/retry"
)
// BufferConfiguration configs the buffer.
type BufferConfiguration struct {
OnFullStrategy *buffer.OnFullStrategy `yaml:"onFullStrategy"`
MaxBufferSize *int `yaml:"maxBufferSize"`
MaxMessageSize *int `yaml:"maxMessageSize"`
CloseCheckInterval *time.Duration `yaml:"closeCheckInterval"`
DropOldestInterval *time.Duration `yaml:"dropOldestInterval"`
ScanBatchSize *int `yaml:"scanBatchSize"`
AllowedSpilloverRatio *float64 `yaml:"allowedSpilloverRatio"`
CleanupRetry *retry.Configuration `yaml:"cleanupRetry"`
}
// NewOptions creates new buffer options.
func (c *BufferConfiguration) NewOptions(iOpts instrument.Options) buffer.Options {
opts := buffer.NewOptions().SetOnFullStrategy(buffer.DropOldest)
if c.MaxBufferSize != nil {
opts = opts.SetMaxBufferSize(*c.MaxBufferSize)
}
if c.MaxMessageSize != nil {
opts = opts.SetMaxMessageSize(*c.MaxMessageSize)
}
if c.CloseCheckInterval != nil {
opts = opts.SetCloseCheckInterval(*c.CloseCheckInterval)
}
if c.OnFullStrategy != nil {
opts = opts.SetOnFullStrategy(*c.OnFullStrategy)
}
if c.DropOldestInterval != nil {
opts = opts.SetDropOldestInterval(*c.DropOldestInterval)
}
if c.ScanBatchSize != nil {
opts = opts.SetScanBatchSize(*c.ScanBatchSize)
}
if c.AllowedSpilloverRatio != nil {
opts = opts.SetAllowedSpilloverRatio(*c.AllowedSpilloverRatio)
}
if c.CleanupRetry != nil {
opts = opts.SetCleanupRetryOptions(c.CleanupRetry.NewOptions(iOpts.MetricsScope()))
}
return opts.SetInstrumentOptions(iOpts)
}