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go-micro/client/backoff.go
2018-03-03 11:53:52 +00:00

18 lines
404 B
Go

package client
import (
"context"
"math"
"time"
)
type BackoffFunc func(ctx context.Context, req Request, attempts int) (time.Duration, error)
// exponential backoff
func exponentialBackoff(ctx context.Context, req Request, attempts int) (time.Duration, error) {
if attempts == 0 {
return time.Duration(0), nil
}
return time.Duration(math.Pow(10, float64(attempts))) * time.Millisecond, nil
}