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@ -1,5 +1,7 @@ |
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use crate::model::{Timestamp, WalletInfo}; |
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use crate::model::{Timestamp, WalletInfo}; |
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use crate::Tasks; |
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use anyhow::{bail, Context, Result}; |
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use anyhow::{bail, Context, Result}; |
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use async_trait::async_trait; |
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use bdk::bitcoin::consensus::encode::serialize_hex; |
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use bdk::bitcoin::consensus::encode::serialize_hex; |
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use bdk::bitcoin::util::bip32::ExtendedPrivKey; |
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use bdk::bitcoin::util::bip32::ExtendedPrivKey; |
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use bdk::bitcoin::util::psbt::PartiallySignedTransaction; |
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use bdk::bitcoin::util::psbt::PartiallySignedTransaction; |
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@ -11,16 +13,18 @@ use bdk::wallet::AddressIndex; |
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use bdk::{electrum_client, FeeRate, KeychainKind, SignOptions}; |
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use bdk::{electrum_client, FeeRate, KeychainKind, SignOptions}; |
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use maia::{PartyParams, TxBuilderExt}; |
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use maia::{PartyParams, TxBuilderExt}; |
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use rocket::serde::json::Value; |
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use rocket::serde::json::Value; |
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use std::collections::HashSet; |
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use std::collections::HashSet; |
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use std::path::Path; |
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use std::time::Duration; |
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use tokio::sync::watch; |
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use xtra_productivity::xtra_productivity; |
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use xtra_productivity::xtra_productivity; |
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const DUST_AMOUNT: u64 = 546; |
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const DUST_AMOUNT: u64 = 546; |
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pub struct Actor { |
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pub struct Actor { |
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wallet: bdk::Wallet<ElectrumBlockchain, bdk::database::SqliteDatabase>, |
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wallet: bdk::Wallet<ElectrumBlockchain, bdk::database::MemoryDatabase>, |
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used_utxos: HashSet<OutPoint>, |
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used_utxos: HashSet<OutPoint>, |
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tasks: Tasks, |
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sender: watch::Sender<Option<WalletInfo>>, |
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} |
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} |
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#[derive(thiserror::Error, Debug, Clone, Copy)] |
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#[derive(thiserror::Error, Debug, Clone, Copy)] |
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@ -30,13 +34,12 @@ pub struct TransactionAlreadyInBlockchain; |
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impl Actor { |
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impl Actor { |
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pub fn new( |
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pub fn new( |
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electrum_rpc_url: &str, |
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electrum_rpc_url: &str, |
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wallet_dir: &Path, |
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ext_priv_key: ExtendedPrivKey, |
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ext_priv_key: ExtendedPrivKey, |
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) -> Result<Self> { |
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) -> Result<(Self, watch::Receiver<Option<WalletInfo>>)> { |
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let client = bdk::electrum_client::Client::new(electrum_rpc_url) |
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let client = bdk::electrum_client::Client::new(electrum_rpc_url) |
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.context("Failed to initialize Electrum RPC client")?; |
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.context("Failed to initialize Electrum RPC client")?; |
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let db = bdk::database::SqliteDatabase::new(wallet_dir.display().to_string()); |
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let db = bdk::database::MemoryDatabase::new(); |
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let wallet = bdk::Wallet::new( |
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let wallet = bdk::Wallet::new( |
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bdk::template::Bip84(ext_priv_key, KeychainKind::External), |
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bdk::template::Bip84(ext_priv_key, KeychainKind::External), |
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@ -46,10 +49,15 @@ impl Actor { |
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ElectrumBlockchain::from(client), |
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ElectrumBlockchain::from(client), |
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)?; |
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)?; |
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Ok(Self { |
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let (sender, receiver) = watch::channel(None); |
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let actor = Self { |
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wallet, |
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wallet, |
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tasks: Tasks::default(), |
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sender, |
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used_utxos: HashSet::default(), |
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used_utxos: HashSet::default(), |
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}) |
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}; |
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Ok((actor, receiver)) |
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} |
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} |
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/// Calculates the maximum "giveable" amount of this wallet.
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/// Calculates the maximum "giveable" amount of this wallet.
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@ -86,11 +94,8 @@ impl Actor { |
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Err(e) => bail!("Failed to build transaction. {:#}", e), |
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Err(e) => bail!("Failed to build transaction. {:#}", e), |
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} |
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} |
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} |
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} |
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} |
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#[xtra_productivity] |
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fn sync_internal(&mut self) -> Result<WalletInfo> { |
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impl Actor { |
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pub fn handle_sync(&mut self, _msg: Sync) -> Result<WalletInfo> { |
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self.wallet |
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self.wallet |
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.sync(NoopProgress, None) |
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.sync(NoopProgress, None) |
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.context("Failed to sync wallet")?; |
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.context("Failed to sync wallet")?; |
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@ -107,6 +112,24 @@ impl Actor { |
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Ok(wallet_info) |
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Ok(wallet_info) |
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} |
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} |
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} |
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#[xtra_productivity] |
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impl Actor { |
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pub fn handle_sync(&mut self, _msg: Sync) -> Result<()> { |
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let wallet_info_update = match self.sync_internal() { |
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Ok(wallet_info) => Some(wallet_info), |
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Err(e) => { |
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tracing::debug!("{:#}", e); |
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None |
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} |
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}; |
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let _ = self.sender.send(wallet_info_update); |
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Ok(()) |
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} |
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pub fn handle_sign(&mut self, msg: Sign) -> Result<PartiallySignedTransaction> { |
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pub fn handle_sign(&mut self, msg: Sign) -> Result<PartiallySignedTransaction> { |
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let mut psbt = msg.psbt; |
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let mut psbt = msg.psbt; |
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@ -178,6 +201,10 @@ impl Actor { |
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} |
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} |
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pub fn handle_withdraw(&mut self, msg: Withdraw) -> Result<Txid> { |
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pub fn handle_withdraw(&mut self, msg: Withdraw) -> Result<Txid> { |
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self.wallet |
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.sync(NoopProgress, None) |
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.context("Failed to sync wallet")?; |
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if msg.address.network != self.wallet.network() { |
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if msg.address.network != self.wallet.network() { |
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bail!( |
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bail!( |
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"Address has invalid network. It was {} but the wallet is connected to {}", |
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"Address has invalid network. It was {} but the wallet is connected to {}", |
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@ -218,14 +245,30 @@ impl Actor { |
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} |
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} |
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} |
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} |
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impl xtra::Actor for Actor {} |
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#[async_trait] |
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impl xtra::Actor for Actor { |
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async fn started(&mut self, ctx: &mut xtra::Context<Self>) { |
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let this = ctx.address().expect("self to be alive"); |
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self.tasks.add(async move { |
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loop { |
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tokio::time::sleep(Duration::from_secs(10)).await; |
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if this.send(Sync).await.is_err() { |
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return; // we are disconnected, meaning actor stopped, just exit the loop.
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} |
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} |
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}); |
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} |
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} |
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pub struct BuildPartyParams { |
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pub struct BuildPartyParams { |
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pub amount: Amount, |
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pub amount: Amount, |
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pub identity_pk: PublicKey, |
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pub identity_pk: PublicKey, |
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} |
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} |
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pub struct Sync; |
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/// Private message to trigger a sync.
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struct Sync; |
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pub struct Sign { |
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pub struct Sign { |
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pub psbt: PartiallySignedTransaction, |
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pub psbt: PartiallySignedTransaction, |
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bors[bot]
3 years ago
GitHub