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update go/l17.go add auth for mqtt

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root 2026-06-17 22:25:34 +03:00
parent db84c47942
commit cc1c43b4d6
2 changed files with 8 additions and 2 deletions
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8
go/l17.go
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@ -54,11 +54,15 @@ func main() {
broker := os.Getenv("broker_mqtt") broker := os.Getenv("broker_mqtt")
ClientID := os.Getenv("clientid_mqtt") ClientID := os.Getenv("clientid_mqtt")
topic := os.Getenv("topic_mqtt") topic := os.Getenv("topic_mqtt")
username := os.Getenv("login_mqtt")
password := os.Getenv("password_mqtt")
opts := mqtt.NewClientOptions() opts := mqtt.NewClientOptions()
opts.AddBroker(broker) opts.AddBroker(broker)
opts.SetClientID(ClientID) opts.SetClientID(ClientID)
opts.SetConnectTimeout(5 * time.Second) opts.SetConnectTimeout(5 * time.Second)
opts.SetUsername(username)
opts.SetPassword(password)
client := mqtt.NewClient(opts) client := mqtt.NewClient(opts)
if token := client.Connect(); token.Wait() && token.Error() != nil { log.Fatalf("%v\n", token.Error()) } if token := client.Connect(); token.Wait() && token.Error() != nil { log.Fatalf("%v\n", token.Error()) }
@ -68,7 +72,9 @@ func main() {
city, temp := WeatherReq() city, temp := WeatherReq()
payload := fmt.Sprintf("City: %s, Temperature: %.2f°C", city, temp) payload := fmt.Sprintf("City: %s, Temperature: %.2f°C", city, temp)
token := client.Publish(topic, 0, false, payload) token := client.Publish(topic, 1, false, payload)
ticket := time.NewTicker(2 * time.Second)
defer ticket.Stop()
token.Wait() token.Wait()
if err = token.Error(); err != nil { if err = token.Error(); err != nil {
log.Fatalf("%v\n", token.Error) log.Fatalf("%v\n", token.Error)

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go/output/l17
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