44 lines
1.3 KiB
Rust
44 lines
1.3 KiB
Rust
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use std::str::FromStr;
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use env_logger::Env;
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use ethers::{types::Address, utils};
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use eyre::Result;
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use helios::{client::ClientBuilder, config::networks::Network, types::BlockTag};
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#[tokio::main]
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async fn main() -> Result<()> {
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env_logger::Builder::from_env(Env::default().default_filter_or("info")).init();
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let untrusted_rpc_url = "https://mainnet.infura.io/v3/<YOUR_API_KEY>";
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log::info!("Using untrusted RPC URL [REDACTED]");
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let consensus_rpc = "https://www.lightclientdata.org";
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log::info!("Using consensus RPC URL: {}", consensus_rpc);
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let mut client = ClientBuilder::new()
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.network(Network::MAINNET)
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.consensus_rpc(consensus_rpc)
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.execution_rpc(untrusted_rpc_url)
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.load_external_fallback()
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.build()?;
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log::info!(
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"Built client on network \"{}\" with external checkpoint fallbacks",
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Network::MAINNET
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);
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client.start().await?;
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let head_block_num = client.get_block_number().await?;
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let addr = Address::from_str("0x00000000219ab540356cBB839Cbe05303d7705Fa")?;
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let block = BlockTag::Latest;
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let balance = client.get_balance(&addr, block).await?;
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log::info!("synced up to block: {}", head_block_num);
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log::info!(
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"balance of deposit contract: {}",
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utils::format_ether(balance)
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);
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Ok(())
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}
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