Documentation
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Overview ¶
Package etcdlock Master election using etcd.
Index ¶
Constants ¶
This section is empty.
Variables ¶
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Functions ¶
This section is empty.
Types ¶
type MasterEvent ¶
type MasterEvent struct {
Type MasterEventType // event type
Master string // identity of the lock holder
Error error
}
MasterEvent represents a single event sent on the events channel.
type MasterEventType ¶
type MasterEventType int
MasterEventType Various event types for the events channel.
const ( //MasterAdded this node has the lock. MasterAdded MasterEventType = iota //MasterDeleted MasterDeleted MasterDeleted //MasterModified MasterModified MasterModified //MasterError MasterError MasterError )
type MasterInterface ¶
type MasterInterface interface {
// Start the election and attempt to acquire the lock. If acquired, the
// lock is refreshed periodically based on the ttl.
Start()
// Stops watching the lock. Closes the events channel.
Stop()
// Returns the event channel used by the etcd lock.
EventsChan() <-chan MasterEvent
// Method to get the current lockholder. Returns "" if free.
GetHolder() string
}
MasterInterface Interface used by the etcd master lock clients.
func CreateMasterLock ¶
func CreateMasterLock(etcdEndpoints []string, election string, prop string, ttl int64) (MasterInterface, error)
CreateMasterLock create master lock
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