bank::new_with_leader_scheduler_config() - remove Option<>

src/bank.rs

@@ -130,7 +130,7 @@ impl Default for Bank {
             last_id_queue: RwLock::new(LastIdQueue::default()),
             status_cache: RwLock::new(BankStatusCache::default()),
             confirmation_time: AtomicUsize::new(std::usize::MAX),
-            leader_scheduler: Arc::new(RwLock::new(Default::default())),
+            leader_scheduler: Arc::new(RwLock::new(LeaderScheduler::default())),
             subscriptions: RwLock::new(Box::new(Arc::new(LocalSubscriptions::default()))),
         }
     }
@@ -139,21 +139,20 @@ impl Default for Bank {
 impl Bank {
     pub fn new_with_leader_scheduler_config(
         genesis_block: &GenesisBlock,
-        leader_scheduler_config_option: Option<&LeaderSchedulerConfig>,
+        leader_scheduler_config: &LeaderSchedulerConfig,
     ) -> Self {
         let mut bank = Self::default();
-        if let Some(leader_scheduler_config) = leader_scheduler_config_option {
         bank.leader_scheduler =
             Arc::new(RwLock::new(LeaderScheduler::new(leader_scheduler_config)));
-        }
         bank.process_genesis_block(genesis_block);
         bank.add_builtin_programs();
         bank
     }
 
     pub fn new(genesis_block: &GenesisBlock) -> Self {
-        Self::new_with_leader_scheduler_config(genesis_block, None)
+        Self::new_with_leader_scheduler_config(genesis_block, &LeaderSchedulerConfig::default())
     }
+
     pub fn set_subscriptions(&self, subscriptions: Box<Arc<BankSubscriptions + Send + Sync>>) {
         let mut sub = self.subscriptions.write().unwrap();
         *sub = subscriptions

src/fullnode.rs

@@ -125,7 +125,7 @@ impl Fullnode {
             db_ledger,
             ledger_signal_sender,
             ledger_signal_receiver,
-        ) = Self::new_bank_from_ledger(ledger_path, Some(&config.leader_scheduler_config));
+        ) = Self::new_bank_from_ledger(ledger_path, &config.leader_scheduler_config);
 
         info!("node info: {:?}", node.info);
         info!("node entrypoint_info: {:?}", entrypoint_info_option);
@@ -480,7 +480,7 @@ impl Fullnode {
 
     pub fn new_bank_from_ledger(
         ledger_path: &str,
-        leader_scheduler_config: Option<&LeaderSchedulerConfig>,
+        leader_scheduler_config: &LeaderSchedulerConfig,
     ) -> (Bank, u64, Hash, DbLedger, SyncSender<bool>, Receiver<bool>) {
         let (db_ledger, ledger_signal_sender, ledger_signal_receiver) =
             DbLedger::open_with_signal(ledger_path)
@@ -829,8 +829,10 @@ mod tests {
 
         // Close the validator so that rocksdb has locks available
         validator_exit();
-        let (bank, entry_height, _, _, _, _) =
+        let (bank, entry_height, _, _, _, _) = Fullnode::new_bank_from_ledger(
-            Fullnode::new_bank_from_ledger(&validator_ledger_path, None);
+            &validator_ledger_path,
+            &LeaderSchedulerConfig::default(),
+        );
 
         assert!(
             bank.tick_height()

src/leader_scheduler.rs

@@ -523,8 +523,7 @@ pub mod tests {
         let num_vote_account_tokens = 1;
         let (genesis_block, mint_keypair) = GenesisBlock::new(10_000);
         info!("bootstrap_leader_id: {}", genesis_block.bootstrap_leader_id);
-        let bank =
+        let bank = Bank::new_with_leader_scheduler_config(&genesis_block, &leader_scheduler_config);
-            Bank::new_with_leader_scheduler_config(&genesis_block, Some(&leader_scheduler_config));
         let mut validators = vec![];
         let last_id = genesis_block.last_id();
         for i in 0..num_validators {
@@ -652,8 +651,7 @@ pub mod tests {
         let active_window_length = 1000;
         let leader_scheduler_config = LeaderSchedulerConfig::new(100, 100, active_window_length);
         let (genesis_block, mint_keypair) = GenesisBlock::new_with_leader(10000, leader_id, 500);
-        let bank =
+        let bank = Bank::new_with_leader_scheduler_config(&genesis_block, &leader_scheduler_config);
-            Bank::new_with_leader_scheduler_config(&genesis_block, Some(&leader_scheduler_config));
 
         let bootstrap_ids = to_hashset_owned(&vec![genesis_block.bootstrap_leader_id]);
 
@@ -971,8 +969,7 @@ pub mod tests {
                 + ((((num_validators + 1) / 2) * (num_validators + 1))
                     + (num_vote_account_tokens * num_validators)) as u64,
         );
-        let bank =
+        let bank = Bank::new_with_leader_scheduler_config(&genesis_block, &leader_scheduler_config);
-            Bank::new_with_leader_scheduler_config(&genesis_block, Some(&leader_scheduler_config));
         let mut validators = vec![];
         let last_id = genesis_block.last_id();
         for i in 0..num_validators {
@@ -1042,8 +1039,7 @@ pub mod tests {
         let active_window_length = 1000;
         let (genesis_block, _mint_keypair) = GenesisBlock::new_with_leader(10000, leader_id, 500);
         let leader_scheduler_config = LeaderSchedulerConfig::new(100, 100, active_window_length);
-        let bank =
+        let bank = Bank::new_with_leader_scheduler_config(&genesis_block, &leader_scheduler_config);
-            Bank::new_with_leader_scheduler_config(&genesis_block, Some(&leader_scheduler_config));
 
         // Bootstrap leader should be in the active set even without explicit votes
         {
@@ -1113,8 +1109,7 @@ pub mod tests {
         // Check that the generate_schedule() function is being called by the
         // update_tick_height() function at the correct entry heights.
         let (genesis_block, _) = GenesisBlock::new(10_000);
-        let bank =
+        let bank = Bank::new_with_leader_scheduler_config(&genesis_block, &leader_scheduler_config);
-            Bank::new_with_leader_scheduler_config(&genesis_block, Some(&leader_scheduler_config));
         let mut leader_scheduler = bank.leader_scheduler.write().unwrap();
         info!(
             "bootstrap_leader_id: {:?}",
@@ -1268,8 +1263,7 @@ pub mod tests {
         // Create mint and bank
         let (genesis_block, mint_keypair) =
             GenesisBlock::new_with_leader(10_000, bootstrap_leader_id, BOOTSTRAP_LEADER_TOKENS);
-        let bank =
+        let bank = Bank::new_with_leader_scheduler_config(&genesis_block, &leader_scheduler_config);
-            Bank::new_with_leader_scheduler_config(&genesis_block, Some(&leader_scheduler_config));
         let last_id = genesis_block.last_id();
         let initial_vote_height = 1;
 

src/replay_stage.rs

@@ -416,7 +416,7 @@ mod test {
         {
             // Set up the bank
             let (bank, _entry_height, last_entry_id, db_ledger, l_sender, l_receiver) =
-                Fullnode::new_bank_from_ledger(&my_ledger_path, Some(&leader_scheduler_config));
+                Fullnode::new_bank_from_ledger(&my_ledger_path, &leader_scheduler_config);
 
             // Set up the replay stage
             let (rotation_sender, rotation_receiver) = channel();
@@ -520,7 +520,7 @@ mod test {
         let (to_leader_sender, _) = channel();
         {
             let (bank, entry_height, last_entry_id, db_ledger, l_sender, l_receiver) =
-                Fullnode::new_bank_from_ledger(&my_ledger_path, None);
+                Fullnode::new_bank_from_ledger(&my_ledger_path, &LeaderSchedulerConfig::default());
 
             let bank = Arc::new(bank);
             let db_ledger = Arc::new(db_ledger);
@@ -629,7 +629,7 @@ mod test {
         let exit = Arc::new(AtomicBool::new(false));
         {
             let (bank, _entry_height, last_entry_id, db_ledger, l_sender, l_receiver) =
-                Fullnode::new_bank_from_ledger(&my_ledger_path, Some(&leader_scheduler_config));
+                Fullnode::new_bank_from_ledger(&my_ledger_path, &leader_scheduler_config);
 
             let meta = db_ledger
                 .meta()

tests/multinode.rs

@@ -1018,7 +1018,8 @@ fn test_leader_to_validator_transition() {
     leader_exit();
 
     info!("Check the ledger to make sure it's the right height...");
-    let bank = Fullnode::new_bank_from_ledger(&leader_ledger_path, None).0;
+    let bank =
+        Fullnode::new_bank_from_ledger(&leader_ledger_path, &LeaderSchedulerConfig::default()).0;
 
     assert_eq!(
         bank.tick_height(),