fanjindong / go-rede

A Redis snooze delayed queue package for go

Rede 中文

🚀 A Rede is a fancy snooze delayed queue

You can use the Push method to set a snooze time for an element. Unless the time comes, the element will not wake up. Get the collection of elements that have woken up through the poll method.

Installation

go get -u github.com/fanjindong/go-rede

Features

• Rede built on redis
• Snooze time can be updated
• Api is concise, such as Push, Poll
• Data persistent storage

Requirements

• Go >= 1.10.
• Redis >= 5.0.

Quickstart

func main() {
	rd := rede.NewClient(&rede.Options{Namespaces: "demo", Addr: "127.0.0.1:6379"}) // Redis.Addr + Namespaces

	rd.Push("a", 1*time.Second)
	rd.Push("b", 1*time.Second)
	rd.Push("c", 2*time.Second)

	time.Sleep(1 * time.Second)

	cur := rd.Poll()
	for cur.Next() {
	    got, _ := cur.Get()
	    fmt.Println(got)
	}
	// out:
	// "a" 
	// "b"
}

Usage

• Push

Push an element to rede and set a snooze time. The element will not wake up until the time is up.

• Pull

Pull an element and remove it from rede.

• Look

View the remaining snooze time of an element.

• Ttn

View the remaining snooze time of the element that wakes up fastest in rede.

• Poll

Poll the elements that have woken up.