feat(providers): ws_with_auth

examples/providers/examples/ws.rs

@@ -11,9 +11,6 @@ async fn main() -> Result<()> {
     let rpc_url = "wss://eth-mainnet.g.alchemy.com/v2/your-api-key";
 
     let ws_transport = WsConnect::new(rpc_url);
-    // To use auth
-    // let auth = alloy_transport::Authorization::bearer("token");
-    // let ws_transport = WsConnect::with_auth(rpc_url, Some(auth));
 
     let rpc_client = RpcClient::connect_pubsub(ws_transport).await?;
 

examples/providers/examples/ws_with_auth.rs

@@ -0,0 +1,46 @@
+//! Example of using the WS provider with auth to subscribe to new blocks.
+
+use alloy_network::Ethereum;
+use alloy_provider::{Provider, RootProvider};
+use alloy_rpc_client::{RpcClient, WsConnect};
+use alloy_transport::Authorization;
+use eyre::Result;
+use futures_util::StreamExt;
+
+#[tokio::main]
+async fn main() -> Result<()> {
+    let rpc_url = "wss://your-ws-endpoint.com/";
+
+    let auth = Authorization::basic("username", "password");
+    let auth_bearer = Authorization::bearer("bearer-token");
+
+    let ws_transport_basic = WsConnect::with_auth(rpc_url, Some(auth));
+
+    let ws_transport_bearer = WsConnect::with_auth(rpc_url, Some(auth_bearer));
+
+    let rpc_client_basic = RpcClient::connect_pubsub(ws_transport_basic).await?;
+
+    let rpc_client_bearer = RpcClient::connect_pubsub(ws_transport_bearer).await?;
+
+    let provider_basic = RootProvider::<Ethereum, _>::new(rpc_client_basic);
+
+    let provider_bearer = RootProvider::<Ethereum, _>::new(rpc_client_bearer);
+
+    let sub_basic = provider_basic.subscribe_blocks();
+    let sub_bearer = provider_bearer.subscribe_blocks();
+
+    let mut stream_basic = sub_basic.await?.into_stream().take(4);
+    let mut stream_bearer = sub_bearer.await?.into_stream().take(4);
+
+    println!("Awaiting blocks...");
+
+    while let Some(block) = stream_basic.next().await {
+        println!("From basic {:?}", block.header.number);
+    }
+
+    while let Some(block) = stream_bearer.next().await {
+        println!("From bearer {:?}", block.header.number);
+    }
+
+    Ok(())
+}