golang Mqtt服务端 package main import ("context""fmt""net"_"net/http/pprof""os""os/signal""syscall""time""go.uber.org/zap""github.com/DrmagicE/gmqtt"_"github.com/DrmagicE/gmqtt/persistence""github.com/DrmagicE/gmqtt/persistence/subscription""github.com/DrmagicE/gmqtt/pkg/packets""...
源代码地址:https://github.com/mochi-mqtt/server Mochi MQTT 是一个完全兼容 MQTT v5的可嵌入的中间件/服务器,完全使用 Go 语言编写,旨在用于遥测和物联网项目的开发。它可以作为独立的二进制文件使用,也可以嵌入到你自己的应用程序中库来使用,经过提出的设计以实现问题的轻量化和快速部署,同时也非常重视代码的...
MQTT "github.com/eclipse/paho.mqtt.golang" ) var f MQTT.MessageHandler = func(client MQTT.Client, msg MQTT.Message) { fmt.Printf("TOPIC: %s\n", msg.Topic()) fmt.Printf("MSG: %s\n", msg.Payload()) } var fail_nums int = 0 func main() { //生成连接的客户端数 c := flag.Ui...
package main import ( "fmt" mqtt "github.com/eclipse/paho.mqtt.golang" "time" ) var messagePubHandler mqtt.MessageHandler = func(client mqtt.Client, msg mqtt.Message) { fmt.Printf("Received message: %s from topic: %s\n", msg.Payload(), msg.Topic()) } var connectHandler mqtt.OnConne...
以下是一个简单的Golang MQTT服务端框架代码示例: go package main import ( "context" "fmt" "net" "os" "os/signal" "syscall" "time" "github.com/DrmagicE/gmqtt" "github.com/DrmagicE/gmqtt/pkg/packets" "github.com/DrmagicE/gmqtt/server" ) func main() { // 创建一个TCP监听器 ln,...
EMQ_AUTH__MYSQL__SERVER value: "xxxxxx:3306" - name: EMQ_AUTH__MYSQL__AUTH_QUERY value: "select password from mqtt_user where username = '%u' limit 1" - name: EMQ_AUTH__MYSQL__SUPER_QUERY value: "select is_superuser from mqtt_user where username = '%u' limit 1" - name: EMQ...
import ( mqtt "github.com/mochi-co/mqtt/server" ) func main() { // Create the new MQTT Server. server := mqtt.New() // Create a TCP listener on a standard port. tcp := listeners.NewTCP("t1", ":1883") // Add the listener to the server with default options (nil). err :=...
import ( "log" mqtt "github.com/mochi-mqtt/server/v2" "github.com/mochi-mqtt/server/v2/hooks/auth" "github.com/mochi-mqtt/server/v2/listeners" ) func main() { // Create signals channel to run server until interrupted sigs := make(chan os.Signal, 1) done := make(chan bool, 1) ...
packagemainimport("collect/tools""fmt"MQTT"github.com/eclipse/paho.mqtt.golang""github.com/gogf/gf/util/gconv""sync""time")/*Qos byte消息服务质量,一共有三个:0:尽力而为。消息可能会丢,但绝不会重复传输1:消息绝不会丢,但可能会重复传输2:恰好一次。每条消息肯定会被传输一次且仅传输一次*/var...
微服务框架Kratos应用MQTT消息队列 消息队列是一种异步的服务间通信方式,适用于无服务器和微服务架构。消息在被处理和删除之前一直存储在队列上。每条消息仅可被一位用户处理一次。消息队列可被用于分离重量级处理、缓冲或批处理工作以及缓解高峰期工作负载。