redislock

package

v1.12.22 Latest Latest Go to latest Published: Jun 25, 2021 License: MIT Imports: 1 Imported by: 0

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var DefaultExpire = 10 // 加锁的key默认过期时间，单位s

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

Lock lock data.

func New(conn redis.Conn, key string, val interface{}, expire int) *Lock

New 实例化redis分布式锁实例对象

func (lock *Lock) TryLock() (bool, error)

TryLock 尝试加锁,如果加锁成功就返回true,nil 利用redis setEx nx的原子性实现分布式锁

func (lock *Lock) Unlock() error

Unlock 释放锁采用redis lua脚步执行，成功返回nil