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Add a DB to Tributary

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Adds support for reloading most of the blockchain.
This commit is contained in:
Luke Parker
2023-04-14 14:11:19 -04:00
parent 6f6c9f7cdf
commit 63318cb728
6 changed files with 130 additions and 40 deletions
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17
coordinator/tributary/src/tendermint.rs
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@@ -23,12 +23,14 @@ use ciphersuite::{
};
use schnorr::SchnorrSignature;
use serai_db::Db;
use scale::{Encode, Decode};
use tendermint::{
SignedMessageFor,
ext::{
BlockNumber, RoundNumber, Signer as SignerTrait, SignatureScheme, Weights, Block as BlockTrait,
BlockError as TendermintBlockError, Commit, Network as NetworkTrait,
BlockError as TendermintBlockError, Commit, Network,
},
};
@@ -220,16 +222,18 @@ impl BlockTrait for TendermintBlock {
}
#[derive(Clone, Debug)]
pub(crate) struct Network<T: Transaction, P: P2p> {
pub(crate) struct TendermintNetwork<D: Db, T: Transaction, P: P2p> {
pub(crate) genesis: [u8; 32],
pub(crate) signer: Arc<Signer>,
pub(crate) validators: Arc<Validators>,
pub(crate) blockchain: Arc<RwLock<Blockchain<T>>>,
pub(crate) blockchain: Arc<RwLock<Blockchain<D, T>>>,
pub(crate) p2p: P,
}
#[async_trait]
impl<T: Transaction, P: P2p> NetworkTrait for Network<T, P> {
impl<D: Db, T: Transaction, P: P2p> Network for TendermintNetwork<D, T, P> {
type ValidatorId = [u8; 32];
type SignatureScheme = Arc<Validators>;
type Weights = Arc<Validators>;
@@ -284,6 +288,7 @@ impl<T: Transaction, P: P2p> NetworkTrait for Network<T, P> {
panic!("validators added invalid block to tributary {}", hex::encode(self.genesis));
};
// Tendermint should only produce valid commits
assert!(self.verify_commit(block.id(), &commit));
let Ok(block) = Block::read::<&[u8]>(&mut block.0.as_ref()) else {
@@ -291,7 +296,7 @@ impl<T: Transaction, P: P2p> NetworkTrait for Network<T, P> {
};
loop {
let block_res = self.blockchain.write().unwrap().add_block(&block);
let block_res = self.blockchain.write().unwrap().add_block(&block, commit.encode());
match block_res {
Ok(()) => break,
Err(BlockError::NonLocalProvided(hash)) => {
@@ -306,8 +311,6 @@ impl<T: Transaction, P: P2p> NetworkTrait for Network<T, P> {
}
}
// TODO: Save the commit to disk
Some(TendermintBlock(self.blockchain.write().unwrap().build_block().serialize()))
}
}