1 files changed, 93 insertions, 0 deletions
diff --git a/p2p/examples/monitor.rs b/p2p/examples/monitor.rs
new file mode 100644
index 0000000..cd4defc
--- /dev/null
+++ b/p2p/examples/monitor.rs
@@ -0,0 +1,93 @@
+use std::sync::Arc;
+
+use clap::Parser;
+use easy_parallel::Parallel;
+use smol::{channel, future, Executor};
+
+use karyons_net::{Endpoint, Port};
+
+use karyons_p2p::{Backend, Config, PeerID};
+
+#[derive(Parser)]
+#[command(author, version, about, long_about = None)]
+struct Cli {
+    /// Optional list of bootstrap peers to start the seeding process.
+    #[arg(short)]
+    bootstrap_peers: Vec<Endpoint>,
+
+    /// Optional list of peer endpoints for manual connections.
+    #[arg(short)]
+    peer_endpoints: Vec<Endpoint>,
+
+    /// Optional endpoint for accepting incoming connections.
+    #[arg(short)]
+    listen_endpoint: Option<Endpoint>,
+
+    /// Optional TCP/UDP port for the discovery service.
+    #[arg(short)]
+    discovery_port: Option<Port>,
+
+    /// Optional user id
+    #[arg(long)]
+    userid: Option<String>,
+}
+
+fn main() {
+    env_logger::init();
+    let cli = Cli::parse();
+
+    let peer_id = match cli.userid {
+        Some(userid) => PeerID::new(userid.as_bytes()),
+        None => PeerID::random(),
+    };
+
+    // Create the configuration for the backend.
+    let config = Config {
+        listen_endpoint: cli.listen_endpoint,
+        peer_endpoints: cli.peer_endpoints,
+        bootstrap_peers: cli.bootstrap_peers,
+        discovery_port: cli.discovery_port.unwrap_or(0),
+        ..Default::default()
+    };
+
+    // Create a new Backend
+    let backend = Backend::new(peer_id, config);
+
+    let (ctrlc_s, ctrlc_r) = channel::unbounded();
+    let handle = move || ctrlc_s.try_send(()).unwrap();
+    ctrlc::set_handler(handle).unwrap();
+
+    let (signal, shutdown) = channel::unbounded::<()>();
+
+    // Create a new Executor
+    let ex = Arc::new(Executor::new());
+
+    let task = async {
+        let monitor = backend.monitor().await;
+
+        let monitor_task = ex.spawn(async move {
+            loop {
+                let event = monitor.recv().await.unwrap();
+                println!("{}", event);
+            }
+        });
+
+        // Run the backend
+        backend.run(ex.clone()).await.unwrap();
+
+        // Wait for ctrlc signal
+        ctrlc_r.recv().await.unwrap();
+
+        // Shutdown the backend
+        backend.shutdown().await;
+
+        monitor_task.cancel().await;
+
+        drop(signal);
+    };
+
+    // Run four executor threads.
+    Parallel::new()
+        .each(0..4, |_| future::block_on(ex.run(shutdown.recv())))
+        .finish(|| future::block_on(task));
+}