qlease

Documentation

Index

• Constants
• type Lease
  • func NewLease(n int) *Lease
  • func (ql *Lease) CanRead() bool
  • func (ql *Lease) CanWriteOutside() bool

Constants

const DEFAULT_LEASE_DURATION_NS = 2000 * 1e6 // 2000 ms

const GUARD_DURATION_NS = 1 * 1e9 // 1 second

Types

type Lease

type Lease struct {
	PromisedByMeInst       int32 // the current lease instance for which we've sent promises
	PromisedToMeInst       int32 // the lease instance for which we've received promises
	Duration               int64
	LatestTsSent           int64
	LatestPromisesReceived []int64
	LatestRepliesReceived  []int64
	ReadLocallyUntil       int64
	WriteInQuorumUntil     int64
	PromiseRejects         int
	GuardExpires           []int64
}

func NewLease

func NewLease(n int) *Lease

func (*Lease) CanRead

func (ql *Lease) CanRead() bool

func (*Lease) CanWriteOutside

func (ql *Lease) CanWriteOutside() bool