flock

package module

v1.0.0 Latest Latest Go to latest Published: Apr 19, 2021 License: GPL-2.0 Imports: 7 Imported by: 8

Details

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type T struct {
	locker.Locker
	Path string
	// contains filtered or unexported fields
}

T wraps flock and dumps a json data in the lock file hinting about what holds the lock.

func New(p string, sessionId string, lockP func(string) locker.Locker) *T

New allocate a file lock struct from Locker provider.

func (t *T) Lock(timeout time.Duration, intent string) (err error)

Lock acquires an exclusive file lock on the file and write a json formatted structure hinting who holds the lock and with what intention.

func (t *T) UnLock() error

UnLock releases the file lock acquired by Lock.