key_hash

Documentation

Index

• Constants
• Variables
• func NewKeyHashBalancer() registry.Balancer
• type KeyHashBalancer
  • func (k *KeyHashBalancer) Pick(ctx context.Context, nodes []registry.Node) (selected registry.Node, err error)

Constants

const (
	// ContextKey 这个值用来从context中获取到值
	ContextKey = "Key-hash-key"
)

基于传入值的key的hash的算法： 相同的传入的key分配到相同的node上面 在使用这个算法的时候，需要在传入的context中传入需要的key

Variables

var (
	NoContextKeyError = errors.New("context not has key ,key str = " + ContextKey)
)

Functions

func NewKeyHashBalancer

func NewKeyHashBalancer() registry.Balancer

Types

type KeyHashBalancer

type KeyHashBalancer struct {
	// contains filtered or unexported fields
}

func (*KeyHashBalancer) Pick

func (k *KeyHashBalancer) Pick(ctx context.Context, nodes []registry.Node) (selected registry.Node, err error)