xmr-btc-swap/swap/tests/testutils/mod.rs
2021-01-15 10:13:39 +11:00

284 lines
7.7 KiB
Rust

use bitcoin_harness::Bitcoind;
use libp2p::{core::Multiaddr, PeerId};
use monero_harness::{image, Monero};
use rand::rngs::OsRng;
use std::sync::Arc;
use swap::{
bitcoin,
config::Config,
database::Database,
monero, network,
network::transport::build,
protocol::{alice, alice::AliceState, bob, bob::BobState},
seed::Seed,
SwapAmounts,
};
use tempfile::tempdir;
use testcontainers::{clients::Cli, Container};
use tracing_core::dispatcher::DefaultGuard;
use tracing_log::LogTracer;
pub async fn init_containers(cli: &Cli) -> (Monero, Containers<'_>) {
let bitcoind = Bitcoind::new(&cli, "0.19.1").unwrap();
let _ = bitcoind.init(5).await;
let (monero, monerods) = Monero::new(&cli, None, vec!["alice".to_string(), "bob".to_string()])
.await
.unwrap();
(monero, Containers { bitcoind, monerods })
}
pub async fn init_wallets(
name: &str,
bitcoind: &Bitcoind<'_>,
monero: &Monero,
btc_starting_balance: Option<bitcoin::Amount>,
xmr_starting_balance: Option<monero::Amount>,
config: Config,
) -> (Arc<bitcoin::Wallet>, Arc<monero::Wallet>) {
match xmr_starting_balance {
Some(amount) => {
monero
.init(vec![(name, amount.as_piconero())])
.await
.unwrap();
}
None => {
monero
.init(vec![(name, monero::Amount::ZERO.as_piconero())])
.await
.unwrap();
}
};
let xmr_wallet = Arc::new(swap::monero::Wallet {
inner: monero.wallet(name).unwrap().client(),
network: config.monero_network,
});
let btc_wallet = Arc::new(
swap::bitcoin::Wallet::new(name, bitcoind.node_url.clone(), config.bitcoin_network)
.await
.unwrap(),
);
if let Some(amount) = btc_starting_balance {
bitcoind
.mint(btc_wallet.inner.new_address().await.unwrap(), amount)
.await
.unwrap();
}
(btc_wallet, xmr_wallet)
}
pub async fn init_alice_state(
btc_to_swap: bitcoin::Amount,
xmr_to_swap: monero::Amount,
alice_btc_wallet: Arc<bitcoin::Wallet>,
config: Config,
) -> AliceState {
let rng = &mut OsRng;
let amounts = SwapAmounts {
btc: btc_to_swap,
xmr: xmr_to_swap,
};
let a = bitcoin::SecretKey::new_random(rng);
let s_a = cross_curve_dleq::Scalar::random(rng);
let v_a = monero::PrivateViewKey::new_random(rng);
let redeem_address = alice_btc_wallet.as_ref().new_address().await.unwrap();
let punish_address = redeem_address.clone();
let state0 = alice::State0::new(
a,
s_a,
v_a,
amounts.btc,
amounts.xmr,
config.bitcoin_cancel_timelock,
config.bitcoin_punish_timelock,
redeem_address,
punish_address,
);
AliceState::Started { amounts, state0 }
}
pub fn init_alice_event_loop(
listen: Multiaddr,
seed: Seed,
) -> (
alice::event_loop::EventLoop,
alice::event_loop::EventLoopHandle,
) {
let alice_behaviour = alice::Behaviour::new(network::Seed::new(seed));
let alice_transport = build(alice_behaviour.identity()).unwrap();
alice::event_loop::EventLoop::new(alice_transport, alice_behaviour, listen).unwrap()
}
#[allow(clippy::too_many_arguments)]
pub async fn init_alice(
bitcoind: &Bitcoind<'_>,
monero: &Monero,
btc_to_swap: bitcoin::Amount,
xmr_to_swap: monero::Amount,
xmr_starting_balance: monero::Amount,
listen: Multiaddr,
config: Config,
seed: Seed,
) -> (
AliceState,
alice::event_loop::EventLoop,
alice::event_loop::EventLoopHandle,
Arc<swap::bitcoin::Wallet>,
Arc<swap::monero::Wallet>,
Database,
) {
let (alice_btc_wallet, alice_xmr_wallet) = init_wallets(
"alice",
bitcoind,
monero,
None,
Some(xmr_starting_balance),
config,
)
.await;
let alice_start_state =
init_alice_state(btc_to_swap, xmr_to_swap, alice_btc_wallet.clone(), config).await;
let (event_loop, event_loop_handle) = init_alice_event_loop(listen, seed);
let alice_db_datadir = tempdir().unwrap();
let alice_db = Database::open(alice_db_datadir.path()).unwrap();
(
alice_start_state,
event_loop,
event_loop_handle,
alice_btc_wallet,
alice_xmr_wallet,
alice_db,
)
}
pub async fn init_bob_state(
btc_to_swap: bitcoin::Amount,
xmr_to_swap: monero::Amount,
bob_btc_wallet: Arc<bitcoin::Wallet>,
config: Config,
) -> BobState {
let amounts = SwapAmounts {
btc: btc_to_swap,
xmr: xmr_to_swap,
};
let refund_address = bob_btc_wallet.new_address().await.unwrap();
let state0 = bob::State0::new(
&mut OsRng,
btc_to_swap,
xmr_to_swap,
config.bitcoin_cancel_timelock,
config.bitcoin_punish_timelock,
refund_address,
config.monero_finality_confirmations,
);
BobState::Started { state0, amounts }
}
pub fn init_bob_event_loop(
alice_peer_id: PeerId,
alice_addr: Multiaddr,
) -> (bob::event_loop::EventLoop, bob::event_loop::EventLoopHandle) {
let seed = Seed::random().unwrap();
let bob_behaviour = bob::Behaviour::new(network::Seed::new(seed));
let bob_transport = build(bob_behaviour.identity()).unwrap();
bob::event_loop::EventLoop::new(bob_transport, bob_behaviour, alice_peer_id, alice_addr)
.unwrap()
}
#[allow(clippy::too_many_arguments)]
pub async fn init_bob(
alice_multiaddr: Multiaddr,
alice_peer_id: PeerId,
bitcoind: &Bitcoind<'_>,
monero: &Monero,
btc_to_swap: bitcoin::Amount,
btc_starting_balance: bitcoin::Amount,
xmr_to_swap: monero::Amount,
config: Config,
) -> (
BobState,
bob::event_loop::EventLoop,
bob::event_loop::EventLoopHandle,
Arc<swap::bitcoin::Wallet>,
Arc<swap::monero::Wallet>,
Database,
) {
let (bob_btc_wallet, bob_xmr_wallet) = init_wallets(
"bob",
bitcoind,
monero,
Some(btc_starting_balance),
None,
config,
)
.await;
let bob_state = init_bob_state(btc_to_swap, xmr_to_swap, bob_btc_wallet.clone(), config).await;
let (event_loop, event_loop_handle) = init_bob_event_loop(alice_peer_id, alice_multiaddr);
let bob_db_dir = tempdir().unwrap();
let bob_db = Database::open(bob_db_dir.path()).unwrap();
(
bob_state,
event_loop,
event_loop_handle,
bob_btc_wallet,
bob_xmr_wallet,
bob_db,
)
}
// This is just to keep the containers alive
#[allow(dead_code)]
pub struct Containers<'a> {
pub bitcoind: Bitcoind<'a>,
pub monerods: Vec<Container<'a, Cli, image::Monero>>,
}
/// Utility function to initialize logging in the test environment.
/// Note that you have to keep the `_guard` in scope after calling in test:
///
/// ```rust
/// let _guard = init_tracing();
/// ```
pub fn init_tracing() -> DefaultGuard {
// converts all log records into tracing events
// Note: Make sure to initialize without unwrapping, otherwise this causes
// trouble when running multiple tests.
let _ = LogTracer::init();
let global_filter = tracing::Level::WARN;
let swap_filter = tracing::Level::DEBUG;
let xmr_btc_filter = tracing::Level::DEBUG;
let monero_harness_filter = tracing::Level::INFO;
let bitcoin_harness_filter = tracing::Level::INFO;
use tracing_subscriber::util::SubscriberInitExt as _;
tracing_subscriber::fmt()
.with_env_filter(format!(
"{},swap={},xmr_btc={},monero_harness={},bitcoin_harness={}",
global_filter,
swap_filter,
xmr_btc_filter,
monero_harness_filter,
bitcoin_harness_filter,
))
.set_default()
}