mirror of
https://github.com/comit-network/xmr-btc-swap.git
synced 2024-08-27 04:32:19 +00:00
542 lines
16 KiB
Rust
542 lines
16 KiB
Rust
use crate::testutils;
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use bitcoin_harness::Bitcoind;
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use futures::Future;
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use get_port::get_port;
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use libp2p::{core::Multiaddr, PeerId};
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use monero_harness::{image, Monero};
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use std::{path::PathBuf, sync::Arc};
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use swap::{
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bitcoin,
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bitcoin::Timelock,
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execution_params,
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execution_params::{ExecutionParams, GetExecutionParams},
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monero,
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protocol::{alice, alice::AliceState, bob, bob::BobState, SwapAmounts},
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seed::Seed,
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};
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use tempfile::tempdir;
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use testcontainers::{clients::Cli, Container};
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use tokio::task::JoinHandle;
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use tracing_core::dispatcher::DefaultGuard;
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use tracing_log::LogTracer;
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use uuid::Uuid;
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#[derive(Debug, Clone)]
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pub struct StartingBalances {
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pub xmr: monero::Amount,
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pub btc: bitcoin::Amount,
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}
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struct AliceParams {
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seed: Seed,
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execution_params: ExecutionParams,
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swap_id: Uuid,
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bitcoin_wallet: Arc<bitcoin::Wallet>,
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monero_wallet: Arc<monero::Wallet>,
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db_path: PathBuf,
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listen_address: Multiaddr,
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}
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impl AliceParams {
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pub fn builder(&self) -> alice::Builder {
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alice::Builder::new(
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self.seed,
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self.execution_params,
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self.swap_id,
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self.bitcoin_wallet.clone(),
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self.monero_wallet.clone(),
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self.db_path.clone(),
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self.listen_address.clone(),
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)
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}
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fn peer_id(&self) -> PeerId {
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self.builder().peer_id()
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}
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}
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#[derive(Debug, Clone)]
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struct BobParams {
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seed: Seed,
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db_path: PathBuf,
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swap_id: Uuid,
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bitcoin_wallet: Arc<bitcoin::Wallet>,
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monero_wallet: Arc<monero::Wallet>,
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alice_address: Multiaddr,
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alice_peer_id: PeerId,
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execution_params: ExecutionParams,
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}
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impl BobParams {
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pub fn builder(&self) -> bob::Builder {
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bob::Builder::new(
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self.seed,
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self.db_path.clone(),
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self.swap_id,
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self.bitcoin_wallet.clone(),
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self.monero_wallet.clone(),
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self.alice_address.clone(),
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self.alice_peer_id,
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self.execution_params,
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)
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}
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}
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pub struct BobEventLoopJoinHandle(JoinHandle<()>);
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pub struct AliceEventLoopJoinHandle(JoinHandle<()>);
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pub struct TestContext {
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swap_amounts: SwapAmounts,
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alice_params: AliceParams,
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alice_starting_balances: StartingBalances,
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alice_bitcoin_wallet: Arc<bitcoin::Wallet>,
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alice_monero_wallet: Arc<monero::Wallet>,
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bob_params: BobParams,
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bob_starting_balances: StartingBalances,
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bob_bitcoin_wallet: Arc<bitcoin::Wallet>,
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bob_monero_wallet: Arc<monero::Wallet>,
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}
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impl TestContext {
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pub async fn new_swap_as_alice(&mut self) -> (alice::Swap, AliceEventLoopJoinHandle) {
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let (swap, mut event_loop) = self
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.alice_params
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.builder()
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.with_init_params(self.swap_amounts)
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.build()
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.await
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.unwrap();
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let join_handle = tokio::spawn(async move { event_loop.run().await });
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(swap, AliceEventLoopJoinHandle(join_handle))
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}
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pub async fn new_swap_as_bob(&mut self) -> (bob::Swap, BobEventLoopJoinHandle) {
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let (swap, event_loop) = self
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.bob_params
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.builder()
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.with_init_params(self.swap_amounts)
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.build()
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.await
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.unwrap();
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let join_handle = tokio::spawn(async move { event_loop.run().await });
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(swap, BobEventLoopJoinHandle(join_handle))
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}
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pub async fn stop_and_resume_alice_from_db(
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&mut self,
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join_handle: AliceEventLoopJoinHandle,
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) -> alice::Swap {
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join_handle.0.abort();
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let (swap, mut event_loop) = self.alice_params.builder().build().await.unwrap();
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tokio::spawn(async move { event_loop.run().await });
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swap
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}
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pub async fn stop_and_resume_bob_from_db(
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&mut self,
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join_handle: BobEventLoopJoinHandle,
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) -> bob::Swap {
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join_handle.0.abort();
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let (swap, event_loop) = self.bob_params.builder().build().await.unwrap();
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tokio::spawn(async move { event_loop.run().await });
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swap
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}
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pub async fn assert_alice_redeemed(&self, state: AliceState) {
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assert!(matches!(state, AliceState::BtcRedeemed));
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let btc_balance_after_swap = self.alice_bitcoin_wallet.as_ref().balance().await.unwrap();
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assert_eq!(
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btc_balance_after_swap,
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self.alice_starting_balances.btc + self.swap_amounts.btc
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- bitcoin::Amount::from_sat(bitcoin::TX_FEE)
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);
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let xmr_balance_after_swap = self
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.alice_monero_wallet
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.as_ref()
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.get_balance()
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.await
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.unwrap();
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assert!(xmr_balance_after_swap <= self.alice_starting_balances.xmr - self.swap_amounts.xmr);
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}
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pub async fn assert_alice_refunded(&self, state: AliceState) {
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assert!(matches!(state, AliceState::XmrRefunded));
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let btc_balance_after_swap = self.alice_bitcoin_wallet.as_ref().balance().await.unwrap();
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assert_eq!(btc_balance_after_swap, self.alice_starting_balances.btc);
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// Ensure that Alice's balance is refreshed as we use a newly created wallet
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self.alice_monero_wallet
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.as_ref()
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.inner
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.refresh()
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.await
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.unwrap();
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let xmr_balance_after_swap = self
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.alice_monero_wallet
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.as_ref()
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.get_balance()
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.await
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.unwrap();
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assert_eq!(xmr_balance_after_swap, self.swap_amounts.xmr);
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}
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pub async fn assert_alice_punished(&self, state: AliceState) {
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assert!(matches!(state, AliceState::BtcPunished));
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let btc_balance_after_swap = self.alice_bitcoin_wallet.as_ref().balance().await.unwrap();
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assert_eq!(
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btc_balance_after_swap,
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self.alice_starting_balances.btc + self.swap_amounts.btc
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- bitcoin::Amount::from_sat(2 * bitcoin::TX_FEE)
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);
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let xmr_balance_after_swap = self
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.alice_monero_wallet
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.as_ref()
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.get_balance()
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.await
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.unwrap();
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assert!(xmr_balance_after_swap <= self.alice_starting_balances.xmr - self.swap_amounts.xmr);
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}
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pub async fn assert_bob_redeemed(&self, state: BobState) {
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let lock_tx_id = if let BobState::XmrRedeemed { tx_lock_id } = state {
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tx_lock_id
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} else {
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panic!("Bob in not in xmr redeemed state: {:?}", state);
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};
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let lock_tx_bitcoin_fee = self
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.bob_bitcoin_wallet
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.transaction_fee(lock_tx_id)
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.await
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.unwrap();
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let btc_balance_after_swap = self.bob_bitcoin_wallet.as_ref().balance().await.unwrap();
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assert_eq!(
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btc_balance_after_swap,
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self.bob_starting_balances.btc - self.swap_amounts.btc - lock_tx_bitcoin_fee
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);
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// Ensure that Bob's balance is refreshed as we use a newly created wallet
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self.bob_monero_wallet
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.as_ref()
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.inner
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.refresh()
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.await
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.unwrap();
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let xmr_balance_after_swap = self.bob_monero_wallet.as_ref().get_balance().await.unwrap();
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assert_eq!(
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xmr_balance_after_swap,
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self.bob_starting_balances.xmr + self.swap_amounts.xmr
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);
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}
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pub async fn assert_bob_refunded(&self, state: BobState) {
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let lock_tx_id = if let BobState::BtcRefunded(state4) = state {
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state4.tx_lock_id()
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} else {
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panic!("Bob in not in btc refunded state: {:?}", state);
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};
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let lock_tx_bitcoin_fee = self
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.bob_bitcoin_wallet
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.transaction_fee(lock_tx_id)
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.await
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.unwrap();
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let btc_balance_after_swap = self.bob_bitcoin_wallet.as_ref().balance().await.unwrap();
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let alice_submitted_cancel = btc_balance_after_swap
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== self.bob_starting_balances.btc
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- lock_tx_bitcoin_fee
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- bitcoin::Amount::from_sat(bitcoin::TX_FEE);
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let bob_submitted_cancel = btc_balance_after_swap
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== self.bob_starting_balances.btc
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- lock_tx_bitcoin_fee
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- bitcoin::Amount::from_sat(2 * bitcoin::TX_FEE);
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// The cancel tx can be submitted by both Alice and Bob.
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// Since we cannot be sure who submitted it we have to assert accordingly
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assert!(alice_submitted_cancel || bob_submitted_cancel);
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let xmr_balance_after_swap = self.bob_monero_wallet.as_ref().get_balance().await.unwrap();
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assert_eq!(xmr_balance_after_swap, self.bob_starting_balances.xmr);
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}
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pub async fn assert_bob_punished(&self, state: BobState) {
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let lock_tx_id = if let BobState::BtcPunished { tx_lock_id } = state {
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tx_lock_id
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} else {
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panic!("Bob in not in btc punished state: {:?}", state);
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};
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let lock_tx_bitcoin_fee = self
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.bob_bitcoin_wallet
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.transaction_fee(lock_tx_id)
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.await
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.unwrap();
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let btc_balance_after_swap = self.bob_bitcoin_wallet.as_ref().balance().await.unwrap();
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assert_eq!(
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btc_balance_after_swap,
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self.bob_starting_balances.btc - self.swap_amounts.btc - lock_tx_bitcoin_fee
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);
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let xmr_balance_after_swap = self.bob_monero_wallet.as_ref().get_balance().await.unwrap();
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assert_eq!(xmr_balance_after_swap, self.bob_starting_balances.xmr);
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}
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}
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pub async fn setup_test<T, F, C>(_config: C, testfn: T)
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where
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T: Fn(TestContext) -> F,
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F: Future<Output = ()>,
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C: GetExecutionParams,
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{
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let cli = Cli::default();
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let _guard = init_tracing();
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let execution_params = C::get_execution_params();
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let (monero, containers) = testutils::init_containers(&cli).await;
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let swap_amounts = SwapAmounts {
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btc: bitcoin::Amount::from_sat(1_000_000),
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xmr: monero::Amount::from_piconero(1_000_000_000_000),
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};
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let alice_starting_balances = StartingBalances {
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xmr: swap_amounts.xmr * 10,
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btc: bitcoin::Amount::ZERO,
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};
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let port = get_port().expect("Failed to find a free port");
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let listen_address: Multiaddr = format!("/ip4/127.0.0.1/tcp/{}", port)
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.parse()
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.expect("failed to parse Alice's address");
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let (alice_bitcoin_wallet, alice_monero_wallet) = init_test_wallets(
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"alice",
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&containers.bitcoind,
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&monero,
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alice_starting_balances.clone(),
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)
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.await;
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let alice_params = AliceParams {
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seed: Seed::random().unwrap(),
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execution_params,
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swap_id: Uuid::new_v4(),
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bitcoin_wallet: alice_bitcoin_wallet.clone(),
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monero_wallet: alice_monero_wallet.clone(),
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db_path: tempdir().unwrap().path().to_path_buf(),
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listen_address,
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};
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let bob_starting_balances = StartingBalances {
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xmr: monero::Amount::ZERO,
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btc: swap_amounts.btc * 10,
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};
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let (bob_bitcoin_wallet, bob_monero_wallet) = init_test_wallets(
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"bob",
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&containers.bitcoind,
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&monero,
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bob_starting_balances.clone(),
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)
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.await;
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let bob_params = BobParams {
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seed: Seed::random().unwrap(),
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db_path: tempdir().unwrap().path().to_path_buf(),
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swap_id: Uuid::new_v4(),
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bitcoin_wallet: bob_bitcoin_wallet.clone(),
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monero_wallet: bob_monero_wallet.clone(),
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alice_address: alice_params.listen_address.clone(),
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alice_peer_id: alice_params.peer_id(),
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execution_params,
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};
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let test = TestContext {
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swap_amounts,
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alice_params,
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alice_starting_balances,
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alice_bitcoin_wallet,
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alice_monero_wallet,
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bob_params,
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bob_starting_balances,
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bob_bitcoin_wallet,
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bob_monero_wallet,
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};
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testfn(test).await
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}
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async fn init_containers(cli: &Cli) -> (Monero, Containers<'_>) {
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let bitcoind = Bitcoind::new(&cli, "0.19.1").unwrap();
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let _ = bitcoind.init(5).await;
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let (monero, monerods) = Monero::new(&cli, None, vec!["alice".to_string(), "bob".to_string()])
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.await
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.unwrap();
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(monero, Containers { bitcoind, monerods })
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}
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async fn init_test_wallets(
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name: &str,
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bitcoind: &Bitcoind<'_>,
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monero: &Monero,
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starting_balances: StartingBalances,
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) -> (Arc<bitcoin::Wallet>, Arc<monero::Wallet>) {
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monero
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.init(vec![(name, starting_balances.xmr.as_piconero())])
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.await
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.unwrap();
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let xmr_wallet = Arc::new(swap::monero::Wallet {
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inner: monero.wallet(name).unwrap().client(),
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network: monero::Network::default(),
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});
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let btc_wallet = Arc::new(
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swap::bitcoin::Wallet::new(name, bitcoind.node_url.clone(), bitcoin::Network::Regtest)
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.await
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.unwrap(),
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);
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if starting_balances.btc != bitcoin::Amount::ZERO {
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bitcoind
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.mint(
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btc_wallet.inner.new_address().await.unwrap(),
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starting_balances.btc,
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)
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.await
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.unwrap();
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}
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(btc_wallet, xmr_wallet)
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}
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|
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// This is just to keep the containers alive
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#[allow(dead_code)]
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struct Containers<'a> {
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bitcoind: Bitcoind<'a>,
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monerods: Vec<Container<'a, Cli, image::Monero>>,
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}
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|
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/// Utility function to initialize logging in the test environment.
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/// Note that you have to keep the `_guard` in scope after calling in test:
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///
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/// ```rust
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/// let _guard = init_tracing();
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/// ```
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fn init_tracing() -> DefaultGuard {
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// converts all log records into tracing events
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// Note: Make sure to initialize without unwrapping, otherwise this causes
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// trouble when running multiple tests.
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let _ = LogTracer::init();
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let global_filter = tracing::Level::WARN;
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let swap_filter = tracing::Level::DEBUG;
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let xmr_btc_filter = tracing::Level::DEBUG;
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let monero_harness_filter = tracing::Level::INFO;
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let bitcoin_harness_filter = tracing::Level::INFO;
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use tracing_subscriber::util::SubscriberInitExt as _;
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tracing_subscriber::fmt()
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.with_env_filter(format!(
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"{},swap={},xmr_btc={},monero_harness={},bitcoin_harness={}",
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global_filter,
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swap_filter,
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xmr_btc_filter,
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monero_harness_filter,
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bitcoin_harness_filter,
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))
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.set_default()
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}
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pub mod alice_run_until {
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use swap::protocol::alice::AliceState;
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pub fn is_xmr_locked(state: &AliceState) -> bool {
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matches!(state, AliceState::XmrLocked { .. })
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}
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pub fn is_encsig_learned(state: &AliceState) -> bool {
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matches!(state, AliceState::EncSigLearned { .. })
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}
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}
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|
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pub mod bob_run_until {
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use swap::protocol::bob::BobState;
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|
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pub fn is_btc_locked(state: &BobState) -> bool {
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matches!(state, BobState::BtcLocked(..))
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}
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|
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pub fn is_lock_proof_received(state: &BobState) -> bool {
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matches!(state, BobState::XmrLockProofReceived { .. })
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}
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pub fn is_xmr_locked(state: &BobState) -> bool {
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matches!(state, BobState::XmrLocked(..))
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}
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pub fn is_encsig_sent(state: &BobState) -> bool {
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matches!(state, BobState::EncSigSent(..))
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}
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}
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pub struct SlowCancelConfig;
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|
|
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impl GetExecutionParams for SlowCancelConfig {
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fn get_execution_params() -> ExecutionParams {
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|
ExecutionParams {
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|
bitcoin_cancel_timelock: Timelock::new(180),
|
|
..execution_params::Regtest::get_execution_params()
|
|
}
|
|
}
|
|
}
|
|
|
|
pub struct FastCancelConfig;
|
|
|
|
impl GetExecutionParams for FastCancelConfig {
|
|
fn get_execution_params() -> ExecutionParams {
|
|
ExecutionParams {
|
|
bitcoin_cancel_timelock: Timelock::new(1),
|
|
..execution_params::Regtest::get_execution_params()
|
|
}
|
|
}
|
|
}
|
|
|
|
pub struct FastPunishConfig;
|
|
|
|
impl GetExecutionParams for FastPunishConfig {
|
|
fn get_execution_params() -> ExecutionParams {
|
|
ExecutionParams {
|
|
bitcoin_cancel_timelock: Timelock::new(1),
|
|
bitcoin_punish_timelock: Timelock::new(1),
|
|
..execution_params::Regtest::get_execution_params()
|
|
}
|
|
}
|
|
}
|