randomness #5: consensus update from randomnet (#12225)

* consensus update from randomnet

* update

config/src/config/identity_config.rs

@@ -2,14 +2,16 @@
 // SPDX-License-Identifier: Apache-2.0
 
 use crate::{config::SecureBackend, keys::ConfigKey};
+use anyhow::anyhow;
 use aptos_crypto::{
     bls12381,
     ed25519::Ed25519PrivateKey,
     x25519::{self, PRIVATE_KEY_SIZE},
     ValidCryptoMaterial,
 };
-use aptos_types::account_address::{
-    from_identity_public_key, AccountAddress, AccountAddress as PeerId,
+use aptos_types::{
+    account_address::{from_identity_public_key, AccountAddress, AccountAddress as PeerId},
+    dkg::{real_dkg::maybe_dk_from_bls_sk, DKGTrait, DefaultDKG},
 };
 use serde::{Deserialize, Serialize};
 use std::{
@@ -43,6 +45,21 @@ impl IdentityBlob {
         let mut file = File::open(path)?;
         Ok(file.write_all(serde_yaml::to_string(self)?.as_bytes())?)
     }
+
+    pub fn try_into_dkg_dealer_private_key(
+        self,
+    ) -> Option<<DefaultDKG as DKGTrait>::DealerPrivateKey> {
+        self.consensus_private_key
+    }
+
+    pub fn try_into_dkg_new_validator_decrypt_key(
+        self,
+    ) -> anyhow::Result<<DefaultDKG as DKGTrait>::NewValidatorDecryptKey> {
+        let consensus_sk = self.consensus_private_key.as_ref().ok_or_else(|| {
+            anyhow!("try_into_dkg_new_validator_decrypt_key failed with missing consensus key")
+        })?;
+        maybe_dk_from_bls_sk(consensus_sk)
+    }
 }
 
 #[derive(Clone, Debug, Deserialize, PartialEq, Serialize)]

consensus/src/consensus_provider.rs

@@ -10,6 +10,7 @@ use crate::{
     persistent_liveness_storage::StorageWriteProxy,
     pipeline::execution_client::ExecutionProxyClient,
     quorum_store::quorum_store_db::QuorumStoreDB,
+    rand::rand_gen::storage::db::RandDb,
     state_computer::ExecutionProxy,
     transaction_filter::TransactionFilter,
     txn_notifier::MempoolNotifier,
@@ -66,13 +67,16 @@ pub fn start_consensus(
         aptos_channels::new_unbounded(&counters::PENDING_SELF_MESSAGES);
     let consensus_network_client = ConsensusNetworkClient::new(network_client);
     let bounded_executor = BoundedExecutor::new(32, runtime.handle().clone());
+    let rand_storage = Arc::new(RandDb::new(node_config.storage.dir()));
 
     let execution_client = Arc::new(ExecutionProxyClient::new(
+        node_config.consensus.clone(),
         Arc::new(execution_proxy),
         node_config.validator_network.as_ref().unwrap().peer_id(),
         self_sender.clone(),
         consensus_network_client.clone(),
         bounded_executor.clone(),
+        rand_storage.clone(),
     ));
 
     let epoch_mgr = EpochManager::new(
@@ -89,6 +93,7 @@ pub fn start_consensus(
         bounded_executor,
         aptos_time_service::TimeService::real(),
         vtxn_pool,
+        rand_storage,
     );
 
     let (network_task, network_receiver) = NetworkTask::new(network_service_events, self_receiver);