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Add a dedicated db crate with a basic DB trait

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It's needed by the processor and tributary (coordinator).
This commit is contained in:
Luke Parker 2023-04-14 11:41:01 -04:00
parent 04e7863dbd
commit 6f6c9f7cdf
No known key found for this signature in database
20 changed files with 200 additions and 181 deletions
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5
Cargo.lock generated
View file

@ -6620,6 +6620,7 @@ dependencies = [
"rand_core 0.6.4",
"secp256k1",
"serai-client",
"serai-db",
"serde",
"serde_json",
"sp-application-crypto",
@ -8746,6 +8747,10 @@ dependencies = [
"tokio",
]
[[package]]
name = "serai-db"
version = "0.1.0"
[[package]]
name = "serai-node"
version = "0.1.0"

1
Cargo.toml
View file

@ -1,6 +1,7 @@
[workspace]
members = [
"common/zalloc",
"common/db",
"crypto/transcript",

13
common/db/Cargo.toml Normal file
View file

@ -0,0 +1,13 @@
[package]
name = "serai-db"
version = "0.1.0"
description = "A simple database trait and backends for it"
license = "MIT"
repository = "https://github.com/serai-dex/serai/tree/develop/common/db"
authors = ["Luke Parker <lukeparker5132@gmail.com>"]
keywords = []
edition = "2021"
[package.metadata.docs.rs]
all-features = true
rustdoc-args = ["--cfg", "docsrs"]

21
common/db/LICENSE Normal file
View file

@ -0,0 +1,21 @@
MIT License
Copyright (c) 2022-2023 Luke Parker
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

91
common/db/src/lib.rs Normal file
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@ -0,0 +1,91 @@
use core::fmt::Debug;
use std::{
sync::{Arc, RwLock},
collections::{HashSet, HashMap},
};
/// An object implementing get.
pub trait Get: Send + Sync + Debug {
fn get(&self, key: impl AsRef<[u8]>) -> Option<Vec<u8>>;
}
/// An atomic database operation.
pub trait DbTxn: Send + Sync + Debug + Get {
fn put(&mut self, key: impl AsRef<[u8]>, value: impl AsRef<[u8]>);
fn del(&mut self, key: impl AsRef<[u8]>);
fn commit(self);
}
/// A database supporting atomic operations.
pub trait Db: 'static + Send + Sync + Clone + Debug + Get {
type Transaction<'a>: DbTxn;
fn key(db_dst: &'static [u8], item_dst: &'static [u8], key: impl AsRef<[u8]>) -> Vec<u8> {
let db_len = u8::try_from(db_dst.len()).unwrap();
let dst_len = u8::try_from(item_dst.len()).unwrap();
[[db_len].as_ref(), db_dst, [dst_len].as_ref(), item_dst, key.as_ref()].concat().to_vec()
}
fn txn(&mut self) -> Self::Transaction<'_>;
}
/// An atomic operation for the in-memory databae.
#[derive(Debug)]
pub struct MemDbTxn<'a>(&'a MemDb, HashMap<Vec<u8>, Vec<u8>>, HashSet<Vec<u8>>);
impl<'a> Get for MemDbTxn<'a> {
fn get(&self, key: impl AsRef<[u8]>) -> Option<Vec<u8>> {
if self.2.contains(key.as_ref()) {
return None;
}
self.1.get(key.as_ref()).cloned().or(self.0 .0.read().unwrap().get(key.as_ref()).cloned())
}
}
impl<'a> DbTxn for MemDbTxn<'a> {
fn put(&mut self, key: impl AsRef<[u8]>, value: impl AsRef<[u8]>) {
self.2.remove(key.as_ref());
self.1.insert(key.as_ref().to_vec(), value.as_ref().to_vec());
}
fn del(&mut self, key: impl AsRef<[u8]>) {
self.1.remove(key.as_ref());
self.2.insert(key.as_ref().to_vec());
}
fn commit(mut self) {
let mut db = self.0 .0.write().unwrap();
for (key, value) in self.1.drain() {
db.insert(key, value);
}
for key in self.2 {
db.remove(&key);
}
}
}
/// An in-memory database.
#[derive(Clone, Debug)]
pub struct MemDb(Arc<RwLock<HashMap<Vec<u8>, Vec<u8>>>>);
impl Default for MemDb {
fn default() -> MemDb {
MemDb(Arc::new(RwLock::new(HashMap::new())))
}
}
impl MemDb {
/// Create a new in-memory database.
pub fn new() -> MemDb {
MemDb::default()
}
}
impl Get for MemDb {
fn get(&self, key: impl AsRef<[u8]>) -> Option<Vec<u8>> {
self.0.read().unwrap().get(key.as_ref()).cloned()
}
}
impl Db for MemDb {
type Transaction<'a> = MemDbTxn<'a>;
fn txn(&mut self) -> MemDbTxn<'_> {
MemDbTxn(self, HashMap::new(), HashSet::new())
}
}
// TODO: Also bind RocksDB

1
processor/Cargo.toml
View file

@ -54,6 +54,7 @@ monero-serai = { path = "../coins/monero", features = ["multisig"], optional = t
log = "0.4"
tokio = { version = "1", features = ["full"] }
serai-db = { path = "../common/db", default-features = false }
serai-client = { path = "../substrate/client", default-features = false }
messages = { package = "processor-messages", path = "./messages" }

59
processor/src/db.rs
View file

@ -1,62 +1,9 @@
use core::{marker::PhantomData, fmt::Debug};
use std::{
sync::{Arc, RwLock},
collections::HashMap,
};
use core::marker::PhantomData;
pub use serai_db::*;
use crate::{Plan, coins::Coin};
pub trait DbTxn: Send + Sync + Clone + Debug {
fn put(&mut self, key: impl AsRef<[u8]>, value: impl AsRef<[u8]>);
fn get(&self, key: impl AsRef<[u8]>) -> Option<Vec<u8>>;
fn del(&mut self, key: impl AsRef<[u8]>);
fn commit(self);
}
pub trait Db: 'static + Send + Sync + Clone + Debug {
type Transaction: DbTxn;
fn key(db_dst: &'static [u8], item_dst: &'static [u8], key: impl AsRef<[u8]>) -> Vec<u8> {
let db_len = u8::try_from(db_dst.len()).unwrap();
let dst_len = u8::try_from(item_dst.len()).unwrap();
[[db_len].as_ref(), db_dst, [dst_len].as_ref(), item_dst, key.as_ref()].concat().to_vec()
}
fn txn(&mut self) -> Self::Transaction;
fn get(&self, key: impl AsRef<[u8]>) -> Option<Vec<u8>>;
}
// TODO: Replace this with RocksDB
#[derive(Clone, Debug)]
pub struct MemDb(Arc<RwLock<HashMap<Vec<u8>, Vec<u8>>>>);
impl MemDb {
#[allow(clippy::new_without_default)]
pub fn new() -> MemDb {
MemDb(Arc::new(RwLock::new(HashMap::new())))
}
}
impl DbTxn for MemDb {
fn put(&mut self, key: impl AsRef<[u8]>, value: impl AsRef<[u8]>) {
self.0.write().unwrap().insert(key.as_ref().to_vec(), value.as_ref().to_vec());
}
fn get(&self, key: impl AsRef<[u8]>) -> Option<Vec<u8>> {
self.0.read().unwrap().get(key.as_ref()).cloned()
}
fn del(&mut self, key: impl AsRef<[u8]>) {
self.0.write().unwrap().remove(key.as_ref());
}
fn commit(self) {}
}
impl Db for MemDb {
type Transaction = MemDb;
fn txn(&mut self) -> MemDb {
Self(self.0.clone())
}
fn get(&self, key: impl AsRef<[u8]>) -> Option<Vec<u8>> {
self.0.read().unwrap().get(key.as_ref()).cloned()
}
}
#[derive(Debug)]
pub struct MainDb<C: Coin, D: Db>(D, PhantomData<C>);
impl<C: Coin, D: Db> MainDb<C, D> {

36
processor/src/key_gen.rs
View file

@ -18,7 +18,7 @@ use log::info;
use serai_client::{primitives::BlockHash, validator_sets::primitives::ValidatorSet};
use messages::key_gen::*;
use crate::{DbTxn, Db, coins::Coin};
use crate::{Get, DbTxn, Db, coins::Coin};
#[derive(Debug)]
pub enum KeyGenEvent<C: Ciphersuite> {
@ -40,12 +40,7 @@ impl<C: Coin, D: Db> KeyGenDb<C, D> {
fn params_key(set: &ValidatorSet) -> Vec<u8> {
Self::key_gen_key(b"params", bincode::serialize(set).unwrap())
}
fn save_params(
&mut self,
txn: &mut D::Transaction,
set: &ValidatorSet,
params: &ThresholdParams,
) {
fn save_params(txn: &mut D::Transaction<'_>, set: &ValidatorSet, params: &ThresholdParams) {
txn.put(Self::params_key(set), bincode::serialize(params).unwrap());
}
fn params(&self, set: &ValidatorSet) -> ThresholdParams {
@ -60,8 +55,7 @@ impl<C: Coin, D: Db> KeyGenDb<C, D> {
Self::key_gen_key(b"commitments", bincode::serialize(id).unwrap())
}
fn save_commitments(
&mut self,
txn: &mut D::Transaction,
txn: &mut D::Transaction<'_>,
id: &KeyGenId,
commitments: &HashMap<Participant, Vec<u8>>,
) {
@ -78,8 +72,7 @@ impl<C: Coin, D: Db> KeyGenDb<C, D> {
Self::key_gen_key(b"generated_keys", bincode::serialize(id).unwrap())
}
fn save_keys(
&mut self,
txn: &mut D::Transaction,
txn: &mut D::Transaction<'_>,
id: &KeyGenId,
substrate_keys: &ThresholdCore<Ristretto>,
coin_keys: &ThresholdCore<C::Curve>,
@ -93,11 +86,11 @@ impl<C: Coin, D: Db> KeyGenDb<C, D> {
Self::key_gen_key(b"keys", key.to_bytes())
}
#[allow(clippy::type_complexity)]
fn read_keys(
&self,
fn read_keys<G: Get>(
getter: &G,
key: &[u8],
) -> (Vec<u8>, (ThresholdKeys<Ristretto>, ThresholdKeys<C::Curve>)) {
let keys_vec = self.0.get(key).unwrap();
let keys_vec = getter.get(key).unwrap();
let mut keys_ref: &[u8] = keys_vec.as_ref();
let substrate_keys = ThresholdKeys::new(ThresholdCore::read(&mut keys_ref).unwrap());
let mut coin_keys = ThresholdKeys::new(ThresholdCore::read(&mut keys_ref).unwrap());
@ -105,11 +98,10 @@ impl<C: Coin, D: Db> KeyGenDb<C, D> {
(keys_vec, (substrate_keys, coin_keys))
}
fn confirm_keys(
&mut self,
txn: &mut D::Transaction,
txn: &mut D::Transaction<'_>,
id: &KeyGenId,
) -> (ThresholdKeys<Ristretto>, ThresholdKeys<C::Curve>) {
let (keys_vec, keys) = self.read_keys(&Self::generated_keys_key(id));
let (keys_vec, keys) = Self::read_keys(txn, &Self::generated_keys_key(id));
txn.put(Self::keys_key(&keys.1.group_key()), keys_vec);
keys
}
@ -117,7 +109,7 @@ impl<C: Coin, D: Db> KeyGenDb<C, D> {
&self,
key: &<C::Curve as Ciphersuite>::G,
) -> (ThresholdKeys<Ristretto>, ThresholdKeys<C::Curve>) {
self.read_keys(&Self::keys_key(key)).1
Self::read_keys(&self.0, &Self::keys_key(key)).1
}
}
@ -191,7 +183,7 @@ impl<C: Coin, D: Db> KeyGen<C, D> {
// This may overwrite previously written params if we rebooted, yet that isn't a
// concern
let mut txn = self.db.0.txn();
self.db.save_params(&mut txn, &id.set, &params);
KeyGenDb::<C, D>::save_params(&mut txn, &id.set, &params);
txn.commit();
}
@ -268,7 +260,7 @@ impl<C: Coin, D: Db> KeyGen<C, D> {
}
let mut txn = self.db.0.txn();
self.db.save_commitments(&mut txn, &id, &commitments);
KeyGenDb::<C, D>::save_commitments(&mut txn, &id, &commitments);
txn.commit();
KeyGenEvent::ProcessorMessage(ProcessorMessage::Shares { id, shares })
@ -349,7 +341,7 @@ impl<C: Coin, D: Db> KeyGen<C, D> {
let coin_keys = handle_machine(&mut rng, params, machines.1, &mut shares_ref);
let mut txn = self.db.0.txn();
self.db.save_keys(&mut txn, &id, &substrate_keys, &coin_keys);
KeyGenDb::<C, D>::save_keys(&mut txn, &id, &substrate_keys, &coin_keys);
txn.commit();
let mut coin_keys = ThresholdKeys::new(coin_keys);
@ -363,7 +355,7 @@ impl<C: Coin, D: Db> KeyGen<C, D> {
CoordinatorMessage::ConfirmKeyPair { context, id } => {
let mut txn = self.db.0.txn();
let (substrate_keys, coin_keys) = self.db.confirm_keys(&mut txn, &id);
let (substrate_keys, coin_keys) = KeyGenDb::<C, D>::confirm_keys(&mut txn, &id);
txn.commit();
info!(

43
processor/src/scanner.rs
View file

@ -15,7 +15,7 @@ use tokio::{
};
use crate::{
DbTxn, Db,
Get, DbTxn, Db,
coins::{Output, Transaction, EventualitiesTracker, Block, Coin},
};
@ -48,17 +48,12 @@ impl<C: Coin, D: Db> ScannerDb<C, D> {
fn block_number_key(id: &<C::Block as Block<C>>::Id) -> Vec<u8> {
Self::scanner_key(b"block_number", id)
}
fn save_block(
&mut self,
txn: &mut D::Transaction,
number: usize,
id: &<C::Block as Block<C>>::Id,
) {
fn save_block(txn: &mut D::Transaction<'_>, number: usize, id: &<C::Block as Block<C>>::Id) {
txn.put(Self::block_number_key(id), u64::try_from(number).unwrap().to_le_bytes());
txn.put(Self::block_key(number), id);
}
fn block(&self, number: usize) -> Option<<C::Block as Block<C>>::Id> {
self.0.get(Self::block_key(number)).map(|id| {
fn block<G: Get>(getter: &G, number: usize) -> Option<<C::Block as Block<C>>::Id> {
getter.get(Self::block_key(number)).map(|id| {
let mut res = <C::Block as Block<C>>::Id::default();
res.as_mut().copy_from_slice(&id);
res
@ -74,8 +69,8 @@ impl<C: Coin, D: Db> ScannerDb<C, D> {
fn active_keys_key() -> Vec<u8> {
Self::scanner_key(b"active_keys", b"")
}
fn add_active_key(&mut self, txn: &mut D::Transaction, key: <C::Curve as Ciphersuite>::G) {
let mut keys = self.0.get(Self::active_keys_key()).unwrap_or(vec![]);
fn add_active_key(txn: &mut D::Transaction<'_>, key: <C::Curve as Ciphersuite>::G) {
let mut keys = txn.get(Self::active_keys_key()).unwrap_or(vec![]);
let key_bytes = key.to_bytes();
@ -130,8 +125,7 @@ impl<C: Coin, D: Db> ScannerDb<C, D> {
Self::scanner_key(b"outputs", [key.to_bytes().as_ref(), block.as_ref()].concat())
}
fn save_outputs(
&mut self,
txn: &mut D::Transaction,
txn: &mut D::Transaction<'_>,
key: &<C::Curve as Ciphersuite>::G,
block: &<C::Block as Block<C>>::Id,
outputs: &[C::Output],
@ -165,11 +159,11 @@ impl<C: Coin, D: Db> ScannerDb<C, D> {
next
}
fn outputs(
&self,
txn: &D::Transaction<'_>,
key: &<C::Curve as Ciphersuite>::G,
block: &<C::Block as Block<C>>::Id,
) -> Option<Vec<C::Output>> {
let bytes_vec = self.0.get(Self::outputs_key(key, block))?;
let bytes_vec = txn.get(Self::outputs_key(key, block))?;
let mut bytes: &[u8] = bytes_vec.as_ref();
let mut res = vec![];
@ -183,13 +177,12 @@ impl<C: Coin, D: Db> ScannerDb<C, D> {
Self::scanner_key(b"scanned_block", key.to_bytes())
}
fn save_scanned_block(
&mut self,
txn: &mut D::Transaction,
txn: &mut D::Transaction<'_>,
key: &<C::Curve as Ciphersuite>::G,
block: usize,
) -> Vec<C::Output> {
let new_key = self.0.get(Self::scanned_block_key(key)).is_none();
let outputs = self.block(block).and_then(|id| self.outputs(key, &id));
let new_key = txn.get(Self::scanned_block_key(key)).is_none();
let outputs = Self::block(txn, block).and_then(|id| Self::outputs(txn, key, &id));
// Either this is a new key, with no outputs, or we're acknowledging this block
// If we're acknowledging it, we should have outputs available
assert_eq!(new_key, outputs.is_none());
@ -278,8 +271,8 @@ impl<C: Coin, D: Db> ScannerHandle<C, D> {
info!("Rotating to key {}", hex::encode(key.to_bytes()));
let mut txn = scanner.db.0.txn();
assert!(scanner.db.save_scanned_block(&mut txn, &key, activation_number).is_empty());
scanner.db.add_active_key(&mut txn, key);
assert!(ScannerDb::<C, D>::save_scanned_block(&mut txn, &key, activation_number).is_empty());
ScannerDb::<C, D>::add_active_key(&mut txn, key);
txn.commit();
scanner.keys.push(key);
}
@ -300,7 +293,7 @@ impl<C: Coin, D: Db> ScannerHandle<C, D> {
scanner.db.block_number(&id).expect("main loop trying to operate on data we haven't scanned");
let mut txn = scanner.db.0.txn();
let outputs = scanner.db.save_scanned_block(&mut txn, &key, number);
let outputs = ScannerDb::<C, D>::save_scanned_block(&mut txn, &key, number);
txn.commit();
for output in &outputs {
@ -395,7 +388,7 @@ impl<C: Coin, D: Db> Scanner<C, D> {
};
let block_id = block.id();
if let Some(id) = scanner.db.block(i) {
if let Some(id) = ScannerDb::<C, D>::block(&scanner.db.0, i) {
// TODO2: Also check this block builds off the previous block
if id != block_id {
panic!("reorg'd from finalized {} to {}", hex::encode(id), hex::encode(block_id));
@ -403,7 +396,7 @@ impl<C: Coin, D: Db> Scanner<C, D> {
} else {
info!("Found new block: {}", hex::encode(&block_id));
let mut txn = scanner.db.0.txn();
scanner.db.save_block(&mut txn, i, &block_id);
ScannerDb::<C, D>::save_block(&mut txn, i, &block_id);
txn.commit();
}
@ -461,7 +454,7 @@ impl<C: Coin, D: Db> Scanner<C, D> {
// Save the outputs to disk
let mut txn = scanner.db.0.txn();
let batch = scanner.db.save_outputs(&mut txn, &key, &block_id, &outputs);
let batch = ScannerDb::<C, D>::save_outputs(&mut txn, &key, &block_id, &outputs);
txn.commit();
const TIME_TOLERANCE: u64 = 15;

28
processor/src/signer.rs
View file

@ -21,7 +21,7 @@ use tokio::{
use messages::sign::*;
use crate::{
DbTxn, Db,
Get, DbTxn, Db,
coins::{Transaction, Eventuality, Coin},
};
@ -46,8 +46,7 @@ impl<C: Coin, D: Db> SignerDb<C, D> {
Self::sign_key(b"completed", id)
}
fn complete(
&mut self,
txn: &mut D::Transaction,
txn: &mut D::Transaction<'_>,
id: [u8; 32],
tx: &<C::Transaction as Transaction<C>>::Id,
) {
@ -77,12 +76,7 @@ impl<C: Coin, D: Db> SignerDb<C, D> {
fn eventuality_key(id: [u8; 32]) -> Vec<u8> {
Self::sign_key(b"eventuality", id)
}
fn save_eventuality(
&mut self,
txn: &mut D::Transaction,
id: [u8; 32],
eventuality: C::Eventuality,
) {
fn save_eventuality(txn: &mut D::Transaction<'_>, id: [u8; 32], eventuality: C::Eventuality) {
txn.put(Self::eventuality_key(id), eventuality.serialize());
}
fn eventuality(&self, id: [u8; 32]) -> Option<C::Eventuality> {
@ -94,14 +88,14 @@ impl<C: Coin, D: Db> SignerDb<C, D> {
fn attempt_key(id: &SignId) -> Vec<u8> {
Self::sign_key(b"attempt", bincode::serialize(id).unwrap())
}
fn attempt(&mut self, txn: &mut D::Transaction, id: &SignId) {
fn attempt(txn: &mut D::Transaction<'_>, id: &SignId) {
txn.put(Self::attempt_key(id), []);
}
fn has_attempt(&mut self, id: &SignId) -> bool {
self.0.get(Self::attempt_key(id)).is_some()
}
fn save_transaction(&mut self, txn: &mut D::Transaction, tx: &C::Transaction) {
fn save_transaction(txn: &mut D::Transaction<'_>, tx: &C::Transaction) {
txn.put(Self::sign_key(b"tx", tx.id()), tx.serialize());
}
}
@ -231,8 +225,8 @@ impl<C: Coin, D: Db> Signer<C, D> {
// Stop trying to sign for this TX
let mut txn = self.db.0.txn();
self.db.save_transaction(&mut txn, &tx);
self.db.complete(&mut txn, id, tx_id);
SignerDb::<C, D>::save_transaction(&mut txn, &tx);
SignerDb::<C, D>::complete(&mut txn, id, tx_id);
txn.commit();
self.signable.remove(&id);
@ -345,9 +339,9 @@ impl<C: Coin, D: Db> Signer<C, D> {
// Save the transaction in case it's needed for recovery
let mut txn = self.db.0.txn();
self.db.save_transaction(&mut txn, &tx);
SignerDb::<C, D>::save_transaction(&mut txn, &tx);
let tx_id = tx.id();
self.db.complete(&mut txn, id.id, &tx_id);
SignerDb::<C, D>::complete(&mut txn, id.id, &tx_id);
txn.commit();
// Publish it
@ -481,7 +475,7 @@ impl<C: Coin, D: Db> Signer<C, D> {
}
let mut txn = signer.db.0.txn();
signer.db.attempt(&mut txn, &id);
SignerDb::<C, D>::attempt(&mut txn, &id);
txn.commit();
// Attempt to create the TX
@ -552,7 +546,7 @@ impl<C: Coin, D: Db> SignerHandle<C, D> {
}
let mut txn = signer.db.0.txn();
signer.db.save_eventuality(&mut txn, id, eventuality);
SignerDb::<C, D>::save_eventuality(&mut txn, id, eventuality);
txn.commit();
signer.signable.insert(id, (start, tx));

14
processor/src/substrate_signer.rs
View file

@ -51,7 +51,7 @@ impl<D: Db> SubstrateSignerDb<D> {
fn completed_key(id: [u8; 32]) -> Vec<u8> {
Self::sign_key(b"completed", id)
}
fn complete(&mut self, txn: &mut D::Transaction, id: [u8; 32]) {
fn complete(txn: &mut D::Transaction<'_>, id: [u8; 32]) {
txn.put(Self::completed_key(id), [1]);
}
fn completed(&self, id: [u8; 32]) -> bool {
@ -61,14 +61,14 @@ impl<D: Db> SubstrateSignerDb<D> {
fn attempt_key(id: &SignId) -> Vec<u8> {
Self::sign_key(b"attempt", bincode::serialize(id).unwrap())
}
fn attempt(&mut self, txn: &mut D::Transaction, id: &SignId) {
fn attempt(txn: &mut D::Transaction<'_>, id: &SignId) {
txn.put(Self::attempt_key(id), []);
}
fn has_attempt(&mut self, id: &SignId) -> bool {
self.0.get(Self::attempt_key(id)).is_some()
}
fn save_batch(&mut self, txn: &mut D::Transaction, batch: &SignedBatch) {
fn save_batch(txn: &mut D::Transaction<'_>, batch: &SignedBatch) {
txn.put(Self::sign_key(b"batch", batch.batch.block), batch.encode());
}
}
@ -252,8 +252,8 @@ impl<D: Db> SubstrateSigner<D> {
// Save the batch in case it's needed for recovery
let mut txn = self.db.0.txn();
self.db.save_batch(&mut txn, &batch);
self.db.complete(&mut txn, id.id);
SubstrateSignerDb::<D>::save_batch(&mut txn, &batch);
SubstrateSignerDb::<D>::complete(&mut txn, id.id);
txn.commit();
// Stop trying to sign for this batch
@ -267,7 +267,7 @@ impl<D: Db> SubstrateSigner<D> {
CoordinatorMessage::BatchSigned { key: _, block } => {
// Stop trying to sign for this batch
let mut txn = self.db.0.txn();
self.db.complete(&mut txn, block.0);
SubstrateSignerDb::<D>::complete(&mut txn, block.0);
txn.commit();
self.signable.remove(&block.0);
@ -377,7 +377,7 @@ impl<D: Db> SubstrateSigner<D> {
}
let mut txn = signer.db.0.txn();
signer.db.attempt(&mut txn, &id);
SubstrateSignerDb::<D>::attempt(&mut txn, &id);
txn.commit();
// b"substrate" is a literal from sp-core

4
processor/src/tests/addresses.rs
View file

@ -7,11 +7,13 @@ use frost::{Participant, ThresholdKeys};
use tokio::time::timeout;
use serai_db::MemDb;
use crate::{
Plan, Db,
coins::{OutputType, Output, Block, Coin},
scanner::{ScannerEvent, Scanner, ScannerHandle},
tests::{util::db::MemDb, sign},
tests::sign,
};
async fn spend<C: Coin, D: Db>(

3
processor/src/tests/key_gen.rs
View file

@ -7,6 +7,8 @@ use rand_core::{RngCore, OsRng};
use group::GroupEncoding;
use frost::{Participant, ThresholdParams, tests::clone_without};
use serai_db::MemDb;
use serai_client::{
primitives::{MONERO_NET_ID, BlockHash},
validator_sets::primitives::{Session, ValidatorSet},
@ -16,7 +18,6 @@ use messages::{SubstrateContext, key_gen::*};
use crate::{
coins::Coin,
key_gen::{KeyGenEvent, KeyGen},
tests::util::db::MemDb,
};
const ID: KeyGenId =

2
processor/src/tests/mod.rs
View file

@ -1,5 +1,3 @@
pub(crate) mod util;
mod key_gen;
pub(crate) use key_gen::test_key_gen;

3
processor/src/tests/scanner.rs
View file

@ -7,10 +7,11 @@ use frost::Participant;
use tokio::time::timeout;
use serai_db::MemDb;
use crate::{
coins::{OutputType, Output, Block, Coin},
scanner::{ScannerEvent, Scanner, ScannerHandle},
tests::util::db::MemDb,
};
pub async fn test_scanner<C: Coin>(coin: C) {

3
processor/src/tests/signer.rs
View file

@ -13,12 +13,13 @@ use frost::{
use tokio::time::timeout;
use serai_db::MemDb;
use messages::sign::*;
use crate::{
Payment, Plan,
coins::{Output, Transaction, Coin},
signer::{SignerEvent, Signer},
tests::util::db::MemDb,
};
#[allow(clippy::type_complexity)]

7
processor/src/tests/substrate_signer.rs
View file

@ -17,13 +17,12 @@ use tokio::time::timeout;
use scale::Encode;
use sp_application_crypto::{RuntimePublic, sr25519::Public};
use serai_db::MemDb;
use serai_client::{primitives::*, in_instructions::primitives::*};
use messages::{sign::SignId, coordinator::*};
use crate::{
substrate_signer::{SubstrateSignerEvent, SubstrateSigner},
tests::util::db::MemDb,
};
use crate::substrate_signer::{SubstrateSignerEvent, SubstrateSigner};
#[tokio::test]
async fn test_substrate_signer() {

42
processor/src/tests/util/db.rs
View file

@ -1,42 +0,0 @@
use std::{
sync::{Arc, RwLock},
collections::HashMap,
};
use crate::{DbTxn, Db};
#[derive(Clone, Debug)]
pub struct MemDb(Arc<RwLock<HashMap<Vec<u8>, Vec<u8>>>>);
impl MemDb {
pub(crate) fn new() -> MemDb {
MemDb(Arc::new(RwLock::new(HashMap::new())))
}
}
impl Default for MemDb {
fn default() -> MemDb {
MemDb::new()
}
}
impl DbTxn for MemDb {
fn put(&mut self, key: impl AsRef<[u8]>, value: impl AsRef<[u8]>) {
self.0.write().unwrap().insert(key.as_ref().to_vec(), value.as_ref().to_vec());
}
fn get(&self, key: impl AsRef<[u8]>) -> Option<Vec<u8>> {
self.0.read().unwrap().get(key.as_ref()).cloned()
}
fn del(&mut self, key: impl AsRef<[u8]>) {
self.0.write().unwrap().remove(key.as_ref());
}
fn commit(self) {}
}
impl Db for MemDb {
type Transaction = MemDb;
fn txn(&mut self) -> MemDb {
Self(self.0.clone())
}
fn get(&self, key: impl AsRef<[u8]>) -> Option<Vec<u8>> {
self.0.read().unwrap().get(key.as_ref()).cloned()
}
}

1
processor/src/tests/util/mod.rs
View file

@ -1 +0,0 @@
pub(crate) mod db;

4
processor/src/tests/wallet.rs
View file

@ -6,12 +6,14 @@ use frost::{Participant, dkg::tests::key_gen};
use tokio::time::timeout;
use serai_db::MemDb;
use crate::{
Payment, Plan,
coins::{Output, Transaction, Block, Coin},
scanner::{ScannerEvent, Scanner},
scheduler::Scheduler,
tests::{util::db::MemDb, sign},
tests::sign,
};
// Tests the Scanner, Scheduler, and Signer together