fanjindong / go-pools

Provides functionality to manage and reuse resources like connections

go-pools

Provides functionality to manage and reuse resources like connections.

Base on vitess

Fast Start

An AMPQ connection channel pool demo.

func main() {
    conn, err := amqp.Dial("amqp://root:[email protected]:5672/")
    if err != nil {
        panic("Failed to connect to RabbitMQ")
    }
    defer conn.Close()
    factory := func(context.Context) (pools.Resource, error) {
        return conn.Channel()
    }
    rp := pools.NewResourcePool(factory, 10, 30, 1*time.Hour, 1, nil)
    defer rp.Close()
    
    resource, err := rp.Get(context.Background())
    if err != nil {
        panic(err)
    }
    channel := resource.(*amqp.Channel)
    _ = channel.Publish("exchange", "routingKey", false, false, amqp.Publishing{
        Headers:         amqp.Table{},
        ContentType:     "text/plain",
        ContentEncoding: "",
        Body:            []byte("body"),
        DeliveryMode:    amqp.Transient,
        Priority:        0,
    })
    rp.Put(channel)
}

Example

• mysql
• gorm
• amqp
• hive