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https://github.com/comit-network/xmr-btc-swap.git
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Merge #619
619: Disallow Bitcoin legacy addresses r=da-kami a=thomaseizinger Co-authored-by: Thomas Eizinger <thomas@eizinger.io>
This commit is contained in:
bors[bot]
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commit
00f581dee1
@ -3,6 +3,7 @@ use crate::fs::system_data_dir;
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use crate::network::rendezvous::{XmrBtcNamespace, DEFAULT_RENDEZVOUS_ADDRESS};
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use crate::{env, monero};
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use anyhow::{Context, Result};
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use bitcoin::AddressType;
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use libp2p::core::Multiaddr;
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use std::ffi::OsString;
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use std::path::PathBuf;
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@ -69,41 +70,36 @@ where
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let arguments = match args.cmd {
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RawCommand::BuyXmr {
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seller: Seller { seller },
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bitcoin:
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Bitcoin {
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bitcoin_electrum_rpc_url,
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bitcoin_target_block,
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},
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bitcoin,
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bitcoin_change_address,
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monero: Monero {
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monero_daemon_address,
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},
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monero,
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monero_receive_address,
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tor: Tor { tor_socks5_port },
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} => Arguments {
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} => {
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let (bitcoin_electrum_rpc_url, bitcoin_target_block) =
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bitcoin.apply_defaults(is_testnet)?;
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let monero_daemon_address = monero.apply_defaults(is_testnet);
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let monero_receive_address =
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validate_monero_address(monero_receive_address, is_testnet)?;
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let bitcoin_change_address =
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validate_bitcoin_address(bitcoin_change_address, is_testnet)?;
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Arguments {
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env_config: env_config_from(is_testnet),
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debug,
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json,
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data_dir: data::data_dir_from(data, is_testnet)?,
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cmd: Command::BuyXmr {
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seller,
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bitcoin_electrum_rpc_url: bitcoin_electrum_rpc_url_from(
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bitcoin_electrum_rpc_url,
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is_testnet,
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)?,
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bitcoin_target_block: bitcoin_target_block_from(bitcoin_target_block, is_testnet),
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bitcoin_target_block,
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bitcoin_change_address,
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monero_receive_address: validate_monero_address(
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monero_receive_address,
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is_testnet,
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)?,
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monero_daemon_address: monero_daemon_address_from(
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monero_daemon_address,
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is_testnet,
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),
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tor_socks5_port,
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},
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},
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}
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}
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RawCommand::History => Arguments {
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env_config: env_config_from(is_testnet),
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debug,
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@ -113,43 +109,37 @@ where
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},
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RawCommand::Resume {
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swap_id: SwapId { swap_id },
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bitcoin:
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Bitcoin {
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bitcoin_electrum_rpc_url,
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bitcoin_target_block,
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},
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monero: Monero {
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monero_daemon_address,
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},
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bitcoin,
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monero,
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tor: Tor { tor_socks5_port },
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} => Arguments {
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} => {
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let (bitcoin_electrum_rpc_url, bitcoin_target_block) =
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bitcoin.apply_defaults(is_testnet)?;
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let monero_daemon_address = monero.apply_defaults(is_testnet);
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Arguments {
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env_config: env_config_from(is_testnet),
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debug,
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json,
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data_dir: data::data_dir_from(data, is_testnet)?,
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cmd: Command::Resume {
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swap_id,
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bitcoin_electrum_rpc_url: bitcoin_electrum_rpc_url_from(
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bitcoin_electrum_rpc_url,
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is_testnet,
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)?,
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bitcoin_target_block: bitcoin_target_block_from(bitcoin_target_block, is_testnet),
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monero_daemon_address: monero_daemon_address_from(
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bitcoin_target_block,
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monero_daemon_address,
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is_testnet,
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),
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tor_socks5_port,
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},
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},
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}
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}
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RawCommand::Cancel {
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swap_id: SwapId { swap_id },
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force,
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bitcoin:
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Bitcoin {
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bitcoin_electrum_rpc_url,
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bitcoin_target_block,
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},
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} => Arguments {
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bitcoin,
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} => {
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let (bitcoin_electrum_rpc_url, bitcoin_target_block) =
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bitcoin.apply_defaults(is_testnet)?;
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Arguments {
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env_config: env_config_from(is_testnet),
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debug,
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json,
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@ -157,22 +147,20 @@ where
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cmd: Command::Cancel {
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swap_id,
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force,
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bitcoin_electrum_rpc_url: bitcoin_electrum_rpc_url_from(
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bitcoin_electrum_rpc_url,
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is_testnet,
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)?,
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bitcoin_target_block: bitcoin_target_block_from(bitcoin_target_block, is_testnet),
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},
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},
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RawCommand::Refund {
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swap_id: SwapId { swap_id },
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force,
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bitcoin:
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Bitcoin {
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bitcoin_electrum_rpc_url,
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bitcoin_target_block,
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},
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} => Arguments {
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}
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}
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RawCommand::Refund {
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swap_id: SwapId { swap_id },
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force,
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bitcoin,
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} => {
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let (bitcoin_electrum_rpc_url, bitcoin_target_block) =
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bitcoin.apply_defaults(is_testnet)?;
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Arguments {
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env_config: env_config_from(is_testnet),
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debug,
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json,
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@ -180,13 +168,11 @@ where
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cmd: Command::Refund {
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swap_id,
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force,
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bitcoin_electrum_rpc_url: bitcoin_electrum_rpc_url_from(
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bitcoin_electrum_rpc_url,
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is_testnet,
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)?,
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bitcoin_target_block: bitcoin_target_block_from(bitcoin_target_block, is_testnet),
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},
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bitcoin_target_block,
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},
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}
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}
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RawCommand::ListSellers {
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rendezvous_point,
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tor: Tor { tor_socks5_port },
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@ -369,6 +355,18 @@ struct Monero {
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monero_daemon_address: Option<String>,
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}
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impl Monero {
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fn apply_defaults(self, testnet: bool) -> String {
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if let Some(address) = self.monero_daemon_address {
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address
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} else if testnet {
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DEFAULT_MONERO_DAEMON_ADDRESS_STAGENET.to_string()
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} else {
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DEFAULT_MONERO_DAEMON_ADDRESS.to_string()
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}
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}
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}
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#[derive(structopt::StructOpt, Debug)]
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struct Bitcoin {
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#[structopt(long = "electrum-rpc", help = "Provide the Bitcoin Electrum RPC URL")]
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@ -381,6 +379,28 @@ struct Bitcoin {
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bitcoin_target_block: Option<usize>,
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}
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impl Bitcoin {
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fn apply_defaults(self, testnet: bool) -> Result<(Url, usize)> {
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let bitcoin_electrum_rpc_url = if let Some(url) = self.bitcoin_electrum_rpc_url {
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url
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} else if testnet {
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Url::from_str(DEFAULT_ELECTRUM_RPC_URL_TESTNET)?
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} else {
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Url::from_str(DEFAULT_ELECTRUM_RPC_URL)?
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};
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let bitcoin_target_block = if let Some(target_block) = self.bitcoin_target_block {
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target_block
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} else if testnet {
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DEFAULT_BITCOIN_CONFIRMATION_TARGET_TESTNET
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} else {
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DEFAULT_BITCOIN_CONFIRMATION_TARGET
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};
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Ok((bitcoin_electrum_rpc_url, bitcoin_target_block))
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}
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}
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#[derive(structopt::StructOpt, Debug)]
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struct Tor {
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#[structopt(
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@ -428,16 +448,6 @@ mod data {
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}
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}
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fn bitcoin_electrum_rpc_url_from(url: Option<Url>, testnet: bool) -> Result<Url> {
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if let Some(url) = url {
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Ok(url)
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} else if testnet {
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Ok(Url::from_str(DEFAULT_ELECTRUM_RPC_URL_TESTNET)?)
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} else {
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Ok(Url::from_str(DEFAULT_ELECTRUM_RPC_URL)?)
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}
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}
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fn rendezvous_namespace_from(is_testnet: bool) -> XmrBtcNamespace {
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if is_testnet {
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XmrBtcNamespace::Testnet
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@ -446,26 +456,6 @@ fn rendezvous_namespace_from(is_testnet: bool) -> XmrBtcNamespace {
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}
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}
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fn bitcoin_target_block_from(target_block: Option<usize>, testnet: bool) -> usize {
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if let Some(target_block) = target_block {
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target_block
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} else if testnet {
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DEFAULT_BITCOIN_CONFIRMATION_TARGET_TESTNET
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} else {
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DEFAULT_BITCOIN_CONFIRMATION_TARGET
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}
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}
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fn monero_daemon_address_from(address: Option<String>, testnet: bool) -> String {
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if let Some(address) = address {
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address
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} else if testnet {
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DEFAULT_MONERO_DAEMON_ADDRESS_STAGENET.to_string()
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} else {
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DEFAULT_MONERO_DAEMON_ADDRESS.to_string()
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}
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}
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fn env_config_from(testnet: bool) -> env::Config {
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if testnet {
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env::Testnet::get_config()
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@ -494,6 +484,28 @@ fn validate_monero_address(
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Ok(address)
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}
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fn validate_bitcoin_address(address: bitcoin::Address, testnet: bool) -> Result<bitcoin::Address> {
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let expected_network = if testnet {
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bitcoin::Network::Testnet
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} else {
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bitcoin::Network::Bitcoin
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};
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if address.network != expected_network {
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anyhow::bail!(
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"Invalid Bitcoin address provided; expected network {} but provided address is for {}",
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expected_network,
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address.network
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);
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}
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if address.address_type() != Some(AddressType::P2wpkh) {
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anyhow::bail!("Invalid Bitcoin address provided, only bech32 format is supported!")
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}
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Ok(address)
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}
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fn parse_monero_address(s: &str) -> Result<monero::Address> {
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monero::Address::from_str(s).with_context(|| {
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format!(
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@ -907,6 +919,105 @@ mod tests {
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);
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}
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#[test]
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fn only_bech32_addresses_mainnet_are_allowed() {
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let raw_ars = vec![
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BINARY_NAME,
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"buy-xmr",
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"--change-address",
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"1A5btpLKZjgYm8R22rJAhdbTFVXgSRA2Mp",
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"--receive-address",
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MONERO_MAINNET_ADDRESS,
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"--seller",
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MULTI_ADDRESS,
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];
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let result = parse_args_and_apply_defaults(raw_ars);
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assert_eq!(
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result.unwrap_err().to_string(),
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"Invalid Bitcoin address provided, only bech32 format is supported!"
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);
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let raw_ars = vec![
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BINARY_NAME,
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"buy-xmr",
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"--change-address",
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"36vn4mFhmTXn7YcNwELFPxTXhjorw2ppu2",
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"--receive-address",
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MONERO_MAINNET_ADDRESS,
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"--seller",
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MULTI_ADDRESS,
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];
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let result = parse_args_and_apply_defaults(raw_ars);
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assert_eq!(
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result.unwrap_err().to_string(),
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"Invalid Bitcoin address provided, only bech32 format is supported!"
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);
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let raw_ars = vec![
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BINARY_NAME,
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"buy-xmr",
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"--change-address",
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"bc1qh4zjxrqe3trzg7s6m7y67q2jzrw3ru5mx3z7j3",
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"--receive-address",
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MONERO_MAINNET_ADDRESS,
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"--seller",
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MULTI_ADDRESS,
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];
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let result = parse_args_and_apply_defaults(raw_ars).unwrap();
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assert!(matches!(result, ParseResult::Arguments(_)));
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}
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#[test]
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fn only_bech32_addresses_testnet_are_allowed() {
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let raw_ars = vec![
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BINARY_NAME,
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"--testnet",
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"buy-xmr",
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"--change-address",
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"n2czxyeFCQp9e8WRyGpy4oL4YfQAeKkkUH",
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"--receive-address",
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MONERO_STAGENET_ADDRESS,
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"--seller",
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MULTI_ADDRESS,
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];
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let result = parse_args_and_apply_defaults(raw_ars);
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assert_eq!(
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result.unwrap_err().to_string(),
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"Invalid Bitcoin address provided, only bech32 format is supported!"
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);
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let raw_ars = vec![
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BINARY_NAME,
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"--testnet",
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"buy-xmr",
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"--change-address",
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"2ND9a4xmQG89qEWG3ETRuytjKpLmGrW7Jvf",
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"--receive-address",
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MONERO_STAGENET_ADDRESS,
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"--seller",
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MULTI_ADDRESS,
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];
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let result = parse_args_and_apply_defaults(raw_ars);
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assert_eq!(
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result.unwrap_err().to_string(),
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"Invalid Bitcoin address provided, only bech32 format is supported!"
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);
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let raw_ars = vec![
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BINARY_NAME,
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"--testnet",
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"buy-xmr",
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"--change-address",
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"tb1q958vfh3wkdp232pktq8zzvmttyxeqnj80zkz3v",
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"--receive-address",
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MONERO_STAGENET_ADDRESS,
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"--seller",
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MULTI_ADDRESS,
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];
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let result = parse_args_and_apply_defaults(raw_ars).unwrap();
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assert!(matches!(result, ParseResult::Arguments(_)));
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}
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impl Arguments {
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pub fn buy_xmr_testnet_defaults() -> Self {
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Self {
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