Ping command

server/Cargo.toml

@@ -25,6 +25,7 @@ tap = "1.0.1"
 config = "0.13.4"
 dot_vox = "5.1.1"
 rand = "0.8.5"
+ping-rs = "0.1.2"
 
 [lints]
 workspace = true

server/src/addon/command_manager.rs

@@ -33,6 +33,7 @@ impl CommandManager {
 		manager.register(Who);
 		manager.register(WhoIp);
 		manager.register(Player);
+		manager.register(Ping);
 		manager.register(Xp);
 		manager.register(Level);
 		manager.register(Countdown);

server/src/addon/command_manager/commands.rs

@@ -15,13 +15,16 @@ mod test;
 mod team;
 mod act;
 mod heal;
+mod ping;
 
 #[derive(Debug, PartialEq, Eq, Hash, Clone, Default)]
 pub struct Who;
 #[derive(Debug, PartialEq, Eq, Hash, Clone, Default)]
 pub struct WhoIp;
 #[derive(Debug, PartialEq, Eq, Hash, Clone, Default)]
 pub struct Player;
+#[derive(Debug, PartialEq, Eq, Hash, Clone, Default)]
+pub struct Ping;
 
 #[derive(Debug, PartialEq, Eq, Hash, Clone, Default)]
 pub struct Xp;

server/src/addon/command_manager/commands/ping.rs

@@ -0,0 +1,28 @@
+use std::str::SplitWhitespace;
+use std::sync::Arc;
+use std::time::Duration;
+
+use crate::addon::command_manager::{Command, CommandResult};
+use crate::addon::command_manager::commands::Ping;
+use crate::server::player::Player;
+use crate::server::Server;
+use ping_rs::*;
+
+impl Command for Ping {
+    const LITERAL: &'static str = "ping";
+    const ADMIN_ONLY: bool = false;
+
+    #[expect(clippy::significant_drop_in_scrutinee, clippy::significant_drop_tightening, reason = "cannot drop any earlier")]
+    async fn execute<'fut>(&'fut self, server: &'fut Server, caller: Option<&'fut Player>, params: &'fut mut SplitWhitespace<'fut>) -> CommandResult {
+        let target = server
+            .find_player(params.next().ok_or("no target specified")?).await
+            .ok_or("target not found")?;
+        let target_ip = target.address.ip();
+
+        let ping_reply = send_ping_async(&target_ip, Duration::from_secs(5), Arc::new(&[]), None)
+            .await.map_err(|_|"ping TimedOut or was ignored by the firewall")?;
+        let display = format!("{} round trip latency: {}ms", target.character.read().await.name, ping_reply.rtt);
+
+        Ok(Some(display))
+    }
+}