30 lines
732 B
Rust
30 lines
732 B
Rust
/// subscribe to a websocket rpc
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use ethers::prelude::*;
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use std::time::Duration;
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#[tokio::main]
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async fn main() -> anyhow::Result<()> {
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// erigon
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let url = "ws://10.11.12.16:8545";
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// geth
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// let url = "ws://10.11.12.16:8946";
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println!("Subscribing to blocks from {}", url);
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let provider = Ws::connect(url).await?;
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let provider = Provider::new(provider).interval(Duration::from_secs(1));
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let mut stream = provider.subscribe_blocks().await?.take(3);
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while let Some(block) = stream.next().await {
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println!(
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"{:?} = Ts: {:?}, block number: {}",
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block.hash.unwrap(),
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block.timestamp,
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block.number.unwrap(),
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);
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}
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Ok(())
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}
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