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Have coordinator publish batches to Substrate
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parent
a70df6a449
commit
f55e9b40e6
4 changed files with 36 additions and 12 deletions
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@ -429,10 +429,11 @@ pub async fn handle_processors<D: Db, Pro: Processors, P: P2p>(
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);
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// TODO: Also check the other KeyGenId fields
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// TODO: Is this safe?
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// TODO: Publish an unsigned TX with a Musig signature here, instead of on-chain voting
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// That removes the need for this nonce
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let Ok(nonce) = serai.get_nonce(&substrate_signer.address()).await else {
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log::error!("couldn't connect to Serai node to get nonce");
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todo!(); // TODO
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log::error!("couldn't get nonce from Serai node");
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todo!()
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};
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let tx = serai
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@ -459,7 +460,7 @@ pub async fn handle_processors<D: Db, Pro: Processors, P: P2p>(
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log::info!("voted on key pair for {:?} in TX {}", id.set, hex::encode(hash))
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}
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Err(e) => {
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log::error!("couldn't connect to Serai node to publish TX: {:?}", e);
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log::error!("couldn't connect to Serai node to publish vote TX: {:?}", e);
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todo!(); // TODO
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}
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}
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@ -537,9 +538,33 @@ pub async fn handle_processors<D: Db, Pro: Processors, P: P2p>(
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}))
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}
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},
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ProcessorMessage::Substrate(msg) => match msg {
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// TODO
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processor_messages::substrate::ProcessorMessage::Update { .. } => todo!(),
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ProcessorMessage::Substrate(inner_msg) => match inner_msg {
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processor_messages::substrate::ProcessorMessage::Update { key: _, batch } => {
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assert_eq!(
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batch.batch.network, msg.network,
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"processor sent us a batch for a different network than it was for",
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);
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// TODO: Check this key's key pair's substrate key is authorized to publish batches
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// TODO: Check the batch ID is an atomic increment
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match serai.publish(&serai.execute_batch(batch.clone())).await {
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Ok(hash) => {
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log::info!(
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"executed batch {:?} {} (block {}) in TX {}",
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batch.batch.network,
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batch.batch.id,
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hex::encode(batch.batch.block),
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hex::encode(hash),
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)
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}
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Err(e) => {
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log::error!("couldn't connect to Serai node to publish batch TX: {:?}", e);
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todo!(); // TODO
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}
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}
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None
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}
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},
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};
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@ -33,7 +33,7 @@ impl Serai {
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.await
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}
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pub fn execute_batch(&self, batch: SignedBatch) -> Result<Encoded, SeraiError> {
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pub fn execute_batch(&self, batch: SignedBatch) -> Encoded {
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self.unsigned::<InInstructions, _>(&in_instructions::Call::<Runtime>::execute_batch { batch })
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}
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}
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@ -269,7 +269,7 @@ impl Serai {
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.map_err(SeraiError::RpcError)
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}
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fn unsigned<P: 'static, C: Encode>(&self, call: &C) -> Result<Encoded, SeraiError> {
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fn unsigned<P: 'static, C: Encode>(&self, call: &C) -> Encoded {
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// TODO: Should Serai purge the old transaction code AND set this to 0/1?
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const TRANSACTION_VERSION: u8 = 4;
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@ -284,7 +284,7 @@ impl Serai {
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// Prefix the length
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let mut complete_bytes = scale::Compact(u32::try_from(bytes.len()).unwrap()).encode();
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complete_bytes.extend(bytes);
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Ok(Encoded(complete_bytes))
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Encoded(complete_bytes)
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}
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pub fn sign<S: Send + Sync + Signer<SeraiConfig>>(
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@ -31,8 +31,7 @@ pub async fn provide_batch(batch: Batch) -> [u8; 32] {
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let block = publish_tx(
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&serai
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.execute_batch(SignedBatch { batch: batch.clone(), signature: pair.sign(&batch.encode()) })
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.unwrap(),
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.execute_batch(SignedBatch { batch: batch.clone(), signature: pair.sign(&batch.encode()) }),
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)
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.await;
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