consistenthash

package

v0.0.2 Latest Latest Go to latest Published: May 10, 2020 License: BSD-3-Clause Imports: 5 Imported by: 0

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

ChMap consistent hash map

func NewChMap(replicates int) *ChMap

NewChMap create a ChMap which has replicates of virtual nodes.

func (c *ChMap) Add(node KV) error

Add add the node to the hash ring

func (c *ChMap) Find(key string) (KV, bool)

Find finds a nodes to put the string key

func (c *ChMap) FindUint32(key uint32) (KV, bool)

FindUint32 finds a nodes to put the uint32 key

func (c *ChMap) Remove(node string) error

Remove remove the node and all the vatual nodes from the key

type KV interface {
	String() string
}

KV is the key value type.