func ExampleBool() {
c, err := dial()
if err != nil {
panic(err)
}
defer c.Close()
c.Do("SET", "foo", 1)
exists, _ := redis.Bool(c.Do("EXISTS", "foo"))
fmt.Printf("%#v\n", exists)
// Output:
// true
}
func AcquireSchedulerLock(interval, timeout int) bool {
c := pool.Get()
defer c.Close()
exists, err := redis.Bool(c.Do("EXISTS", "scheduler:last_run"))
if err != nil || exists {
return false
}
_, err = redis.String(c.Do("SET", "scheduler:lock", "LOCK", "NX", "EX", timeout))
if err != nil {
return false
}
c.Do("SET", "scheduler:last_run", time.Now().Format(time.RFC3339), "EX", interval)
return true
}