35 lines
1.1 KiB
Rust
35 lines
1.1 KiB
Rust
use ethers::{abi::AbiDecode, prelude::*, utils::keccak256};
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use eyre::Result;
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use std::sync::Arc;
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#[tokio::main]
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async fn main() -> Result<()> {
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let client =
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Provider::<Ws>::connect("wss://mainnet.infura.io/ws/v3/c60b0bb42f8a4c6481ecd229eddaca27")
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.await?;
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let client = Arc::new(client);
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let last_block = client.get_block(BlockNumber::Latest).await?.unwrap().number.unwrap();
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println!("last_block: {}", last_block);
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let erc20_transfer_filter = Filter::new()
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.from_block(last_block - 25)
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.topic0(ValueOrArray::Value(H256::from(keccak256("Transfer(address,address,uint256)"))));
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let mut stream = client.subscribe_logs(&erc20_transfer_filter).await?;
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while let Some(log) = stream.next().await {
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println!(
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"block: {:?}, tx: {:?}, token: {:?}, from: {:?}, to: {:?}, amount: {:?}",
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log.block_number,
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log.transaction_hash,
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log.address,
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Address::from(log.topics[1]),
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Address::from(log.topics[2]),
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U256::decode(log.data)
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);
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}
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Ok(())
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}
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