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config.go
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config.go
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package reader
import (
"time"
loggerpkg "github.com/lovego/logger"
)
var (
maxLineSize = 800 * 1024
batchSize = 100 * 1024
batchWait = time.Second
)
// The max possible size in one Read is: (batchSize - 1 + maxLineSize).
type Config struct {
MaxLineSize int `yaml:"maxLineSize"`
Batch Batch `yaml:"batch"`
}
type Batch struct {
Size int `yaml:"size"` // <= 0 means use default value
Wait string `yaml:"wait"` // empty or < 0 means use default value, 0 means don't wait
}
func Setup(config Config, logger *loggerpkg.Logger) {
if config.MaxLineSize > 0 {
maxLineSize = config.MaxLineSize
}
if config.Batch.Size > 0 {
batchSize = config.Batch.Size
}
if config.Batch.Wait != `` {
duration, err := time.ParseDuration(config.Batch.Wait)
if err != nil {
logger.Fatalf("parse batch.wait error: %v", err)
}
if duration >= 0 {
batchWait = duration
}
}
}