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| 1 | +//! Example of using the WS provider with auth to subscribe to new blocks. |
| 2 | +
|
| 3 | +use alloy_network::Ethereum; |
| 4 | +use alloy_provider::{Provider, RootProvider}; |
| 5 | +use alloy_rpc_client::{RpcClient, WsConnect}; |
| 6 | +use alloy_transport::Authorization; |
| 7 | +use eyre::Result; |
| 8 | +use futures_util::StreamExt; |
| 9 | + |
| 10 | +#[tokio::main] |
| 11 | +async fn main() -> Result<()> { |
| 12 | + let rpc_url = "wss://your-ws-endpoint.com/"; |
| 13 | + |
| 14 | + let auth = Authorization::basic("username", "password"); |
| 15 | + let auth_bearer = Authorization::bearer("bearer-token"); |
| 16 | + |
| 17 | + let ws_transport_basic = WsConnect::with_auth(rpc_url, Some(auth)); |
| 18 | + |
| 19 | + let ws_transport_bearer = WsConnect::with_auth(rpc_url, Some(auth_bearer)); |
| 20 | + |
| 21 | + let rpc_client_basic = RpcClient::connect_pubsub(ws_transport_basic).await?; |
| 22 | + |
| 23 | + let rpc_client_bearer = RpcClient::connect_pubsub(ws_transport_bearer).await?; |
| 24 | + |
| 25 | + let provider_basic = RootProvider::<Ethereum, _>::new(rpc_client_basic); |
| 26 | + |
| 27 | + let provider_bearer = RootProvider::<Ethereum, _>::new(rpc_client_bearer); |
| 28 | + |
| 29 | + let sub_basic = provider_basic.subscribe_blocks(); |
| 30 | + let sub_bearer = provider_bearer.subscribe_blocks(); |
| 31 | + |
| 32 | + let mut stream_basic = sub_basic.await?.into_stream().take(4); |
| 33 | + let mut stream_bearer = sub_bearer.await?.into_stream().take(4); |
| 34 | + |
| 35 | + println!("Awaiting blocks..."); |
| 36 | + |
| 37 | + while let Some(block) = stream_basic.next().await { |
| 38 | + println!("From basic {:?}", block.header.number); |
| 39 | + } |
| 40 | + |
| 41 | + while let Some(block) = stream_bearer.next().await { |
| 42 | + println!("From bearer {:?}", block.header.number); |
| 43 | + } |
| 44 | + |
| 45 | + Ok(()) |
| 46 | +} |
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