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Implement Tributary syncing

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Also adds a forwards-lookup to the Tributary blockchain.
This commit is contained in:
Luke Parker
2023-04-24 00:53:15 -04:00
parent 215155f84b
commit 14388e746c
6 changed files with 119 additions and 55 deletions
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9
coordinator/tributary/src/blockchain.rs
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@@ -37,6 +37,9 @@ impl<D: Db, T: Transaction> Blockchain<D, T> {
fn commit_key(hash: &[u8; 32]) -> Vec<u8> {
D::key(b"tributary_blockchain", b"commit", hash)
}
fn block_after_key(hash: &[u8; 32]) -> Vec<u8> {
D::key(b"tributary_blockchain", b"block_after", hash)
}
fn next_nonce_key(&self, signer: &<Ristretto as Ciphersuite>::G) -> Vec<u8> {
D::key(
b"tributary_blockchain",
@@ -105,6 +108,10 @@ impl<D: Db, T: Transaction> Blockchain<D, T> {
Self::commit_from_db(self.db.as_ref().unwrap(), block)
}
pub(crate) fn block_after(db: &D, block: &[u8; 32]) -> Option<[u8; 32]> {
db.get(Self::block_after_key(block)).map(|bytes| bytes.try_into().unwrap())
}
pub(crate) fn add_transaction(&mut self, internal: bool, tx: T) -> bool {
self.mempool.add(&self.next_nonces, internal, tx)
}
@@ -158,6 +165,8 @@ impl<D: Db, T: Transaction> Blockchain<D, T> {
txn.put(Self::block_key(&self.tip), block.serialize());
txn.put(Self::commit_key(&self.tip), commit);
txn.put(Self::block_after_key(&block.parent()), block.hash());
for tx in &block.transactions {
match tx.kind() {
TransactionKind::Provided(order) => {