consistenthash

package

v0.0.0-...-1173c81 Latest Latest Go to latest Published: Feb 25, 2023 License: MIT Imports: 4 Imported by: 0

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type Hash func(data []byte) uint32

Hash function ,using dependecy injection, allow sustitute to self define Hash;

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

Map contains all hashed keys

func New(replicas int, fn Hash) *Map

New Creates a map instance

func (m *Map) Add(keys ...string)

add some keys to hash, allow passing 0 or multiple key

func (m *Map) Get(key string) string

1. calcuate hash of key 2. using binary search to find a vnode -->idx 3. find a node using m.hashmap 4. m

func (m *Map) GetKeys() []int