rate

package

v2.7.1 Latest Latest Go to latest Published: Nov 10, 2022 License: Apache-2.0 Imports: 3 Imported by: 0

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Repository

github.com/go-chassis/go-chassis

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Documentation ¶

Overview ¶

Package rate supply functionality about QPS for example rate limiting

Constants ¶

View Source

const (
	DefaultRate = 2147483647
)

constant qps default rate

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Limiters ¶

type Limiters struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

Limiters manages all rate limiters. it is thread safe and singleton. it create new limiters and try to limit request. each limiter has a unique name.

func GetRateLimiters ¶

func GetRateLimiters() *Limiters

GetRateLimiters get qps rate limiters

func (*Limiters) DeleteRateLimiter ¶

func (qpsL *Limiters) DeleteRateLimiter(name string)

DeleteRateLimiter delete rate limiter

func (*Limiters) TryAccept ¶

func (qpsL *Limiters) TryAccept(name string, qps, burst int) bool

TryAccept try to accept a request. if limiter can not accept a request, it returns false name is the limiter name qps is not necessary if the limiter already exists

func (*Limiters) UpdateRateLimit ¶

func (qpsL *Limiters) UpdateRateLimit(name string, qps, burst int)

UpdateRateLimit will update the old limiters

Source Files ¶

View all Source files

limiter.go

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