improve agent + config

agent/src/main.rs

@@ -1,19 +1,23 @@
+use config::{load_config, Config};
+use mqtt::MqttHandle;
 use collector::Collector;
+use std::time::Duration;
 use std::thread;
-use std::time;
 
 pub mod collector;
 
-const REFRESH_INTERVAL: u64 = 3000;
+#[tokio::main]
+async fn main() -> anyhow::Result<()> {
+    let cfg = load_config()?;
+    let cfg: &'static mut Config = Box::leak(Box::new(cfg));
 
-fn main() {
+    let client = MqttHandle::create(&mut cfg.mqtt).await;
     let mut collector = Collector::new();
 
     loop {
         let metrics = collector.collect_all();
+        client.send_metrics(metrics).await?;
 
-        println!("Metrics: {:?}", metrics);
-
-        thread::sleep(time::Duration::from_millis(REFRESH_INTERVAL));
+        thread::sleep(Duration::from_secs(cfg.send_interval_seconds));
     }
 }