.env

src/main.rs

@@ -5,6 +5,8 @@ use rumqttc::{AsyncClient, EventLoop, MqttOptions, QoS};
 use scraper::{Html as HtmlScraper, Selector};
 use std::time::Duration;
 use tokio::{task, time};
+use dotenv::dotenv;
+use std::env;
 
 const METEO_MUNICH_API_URL: &str =
     "https://www.meteorologie.lmu.de/~quicklooks/aktuelle_messwerte/messwerte_stadt.html";
@@ -15,6 +17,9 @@ const LONGITUDE_MUC: f64 = 11.542922;
 
 #[tokio::main(flavor = "current_thread")]
 async fn main() {
+
+    dotenv().ok();
+
     let (client, mut eventloop) = create_conn();
 
     match meteo_weather().await {
@@ -157,11 +162,17 @@ async fn publish_topic(client: AsyncClient, topic: &str, value: String) {
 }
 
 fn create_conn() -> (AsyncClient, EventLoop) {
-    let mut mqttoptions = MqttOptions::new("rust-mqqt", "192.168.1.37", 1883);
+    let mqtt_client = env::var("MQTT_CLIENT");
+    let mqtt_broker = env::var("MQTT_BROKER");
+    let mqtt_user = env::var("MQTT_USER");
+    let mqtt_password = env::var("MQTT_PASSWORD");
+
+    let mut mqttoptions = MqttOptions::new(mqtt_client.unwrap(), mqtt_broker.unwrap(), 1883);
     mqttoptions
         .set_keep_alive(Duration::from_secs(5))
         .set_manual_acks(false)
-        .set_credentials("mqtt", "delta32#")
+        .set_credentials(mqtt_user.unwrap(), mqtt_password.unwrap())
         .set_clean_session(false);
     AsyncClient::new(mqttoptions, 10)
 }
+