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31 lines
953 B
Go
31 lines
953 B
Go
4 months ago
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package main
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import (
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"flag"
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"fmt"
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"git.runcible.io/learning/learn_mqtt_go/common"
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mqtt "github.com/eclipse/paho.mqtt.golang"
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)
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func main() {
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flag.Parse()
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fmt.Printf("MQTT Host: %s\nMQTT Port: %s\n", *common.BrokerHost, *common.BrokerPort)
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options := mqtt.NewClientOptions()
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options.AddBroker(fmt.Sprintf("tcp://%s:%s", *common.BrokerHost, *common.BrokerPort))
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// options.SetClientID("go_mqtt_client")
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options.SetUsername("dirp")
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options.SetPassword("dirp")
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options.SetDefaultPublishHandler(func(client mqtt.Client, msg mqtt.Message) {
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fmt.Printf("Received Message: %s from topic %s\n", msg.Payload(), msg.Topic())
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})
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options.OnConnect = func(c mqtt.Client) { fmt.Println("Connected to Broker") }
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options.OnConnectionLost = func(c mqtt.Client, err error) { fmt.Printf("Connection Lost: %v", err) }
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client := mqtt.NewClient(options)
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if token := client.Connect(); token.Wait() && token.Error() != nil {
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panic(token.Error())
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}
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}
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