Rust Ethereum Vanity Address Generation

main.rs

use ethers::{
    signers::{LocalWallet, Signer},
};

fn main() {
    let vanity_hex = "01";
    // OR pass as input 
    // let mut args: Args = args();
    // let vanity_hex = args.nth(1).unwrap();
    let bytes_to_match = hex::decode(vanity_hex).expect("invalid hex");
    let bytes_to_match_len = bytes_to_match.len();

    let mut found = false;
    while !found {
        let wallet = LocalWallet::new(&mut rand::thread_rng());
        let address = wallet.address();
        let mut address_bytes = address.as_bytes().to_vec();
        address_bytes.truncate(bytes_to_match_len);

        if bytes_to_match == address_bytes {
            println!("we did it!");
            found = true;
            println!("address: 0x{}", hex::encode(address.as_bytes()));

            let signing_key = wallet.signer();
            let signing_key_bytes = signing_key.to_bytes();
            println!("private key: 0x{}", hex::encode(signing_key_bytes));
        }
    }
}