consistenthash

package

v2.6.2 Latest Latest Go to latest Published: May 19, 2026 License: Apache-2.0 Imports: 4 Imported by: 0

Details

Package consistenthash provides an implementation of a ring hash.

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type Hash func(data []byte) uint64

type Hosts []string

type KeyOwner struct {
	Key   int
	Peers []string
}

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

func New(partitions int, replicaFn func(hostCount int) int, fn Hash) *Map

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

Adds some keys to the hash.

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

Gets the set of hosts owning the keyring space closest to the provided key.

func (m *Map) IsEmpty() bool

Returns true if there are no hosts available.

func (m *Map) KeyOwners() []KeyOwner