refactor(examples): change ping from async-std to tokio

Related: #4449. Pull-Request: #4570.
libp2p · Oct 3, 2023 · 399eaa3 · 399eaa3
1 parent 980bda0
commit 399eaa3
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Showing 3 changed files with 6 additions and 8 deletions.
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/examples/ping/Cargo.toml b/examples/ping/Cargo.toml
@@ -6,8 +6,7 @@ publish = false
 license = "MIT"
 
 [dependencies]
-async-std = { version = "1.12", features = ["attributes"] }
-async-trait = "0.1"
 env_logger = "0.10.0"
 futures = "0.3.28"
-libp2p = { path = "../../libp2p", features = ["async-std", "dns", "macros", "noise", "ping", "tcp", "websocket", "yamux"] }
+libp2p = { path = "../../libp2p", features = ["noise", "ping", "tcp", "tokio", "yamux"] }
+tokio = { version = "1.32.0", features = ["full"] }
diff --git a/examples/ping/src/main.rs b/examples/ping/src/main.rs
@@ -30,20 +30,20 @@ use libp2p::{
 use std::error::Error;
 use std::time::Duration;
 
-#[async_std::main]
+#[tokio::main]
 async fn main() -> Result<(), Box<dyn Error>> {
     env_logger::init();
     let local_key = identity::Keypair::generate_ed25519();
     let local_peer_id = PeerId::from(local_key.public());
 
-    let transport = tcp::async_io::Transport::default()
+    let transport = tcp::tokio::Transport::default()
         .upgrade(Version::V1Lazy)
         .authenticate(noise::Config::new(&local_key)?)
         .multiplex(yamux::Config::default())
         .boxed();
 
     let mut swarm =
-        SwarmBuilder::with_async_std_executor(transport, ping::Behaviour::default(), local_peer_id)
+        SwarmBuilder::with_tokio_executor(transport, ping::Behaviour::default(), local_peer_id)
             .idle_connection_timeout(Duration::from_secs(60)) // For illustrative purposes, keep idle connections alive for a minute so we can observe a few pings.
             .build();