Merge pull request #11 from chrivers/chrivers/z2mdump

Added z2mdump example, to make it easier to gather debug info

examples/z2mdump.rs

@@ -0,0 +1,56 @@
+use clap::Parser;
+use futures::StreamExt;
+use hyper::Uri;
+use serde::Deserialize;
+use tokio_tungstenite::{connect_async, tungstenite::Message};
+
+use bifrost::error::ApiResult;
+
+#[derive(Parser, Debug)]
+struct Args {
+    /// Url to websocket (example: ws://example.org:8080/)
+    url: Uri,
+}
+
+#[derive(Debug, Deserialize)]
+struct Z2mMessage {
+    topic: String,
+}
+
+#[tokio::main]
+async fn main() -> ApiResult<()> {
+    pretty_env_logger::formatted_builder()
+        .filter_level(log::LevelFilter::Debug)
+        .parse_default_env()
+        .init();
+
+    let args = match Args::try_parse() {
+        Ok(args) => args,
+        Err(err) => {
+            log::error!("Argument error: {err}");
+            std::process::exit(1);
+        }
+    };
+
+    let (mut socket, _) = connect_async(args.url).await?;
+
+    loop {
+        let Some(pkt) = socket.next().await else {
+            break;
+        };
+
+        let Message::Text(txt) = pkt? else { break };
+
+        let json: Z2mMessage = serde_json::from_str(&txt)?;
+
+        if json.topic.starts_with("bridge/") {
+            log::info!("Got message [{}]", json.topic);
+            println!("{}", txt);
+        } else {
+            log::info!("No more z2m bridge messages");
+            break;
+        }
+    }
+
+    Ok(())
+}