geyser: backport ReplicaBlockInfoV2

Author: fanatid

core/src/replay_stage.rs

@@ -2600,11 +2600,14 @@ impl ReplayStage {
                 if let Some(ref block_metadata_notifier) = block_metadata_notifier {
                     let block_metadata_notifier = block_metadata_notifier.read().unwrap();
                     block_metadata_notifier.notify_block_metadata(
+                        bank.parent_slot(),
+                        &bank.parent_hash().to_string(),
                         bank.slot(),
                         &bank.last_blockhash().to_string(),
                         &bank.rewards,
                         Some(bank.clock().unix_timestamp),
                         Some(bank.block_height()),
+                        bank.executed_transaction_count(),
                     )
                 }
                 bank_complete_time.stop();

geyser-plugin-interface/src/geyser_plugin_interface.rs

@@ -133,8 +133,22 @@ pub struct ReplicaBlockInfo<'a> {
     pub block_height: Option<u64>,
 }
 
+/// Extending ReplicaBlockInfo by sending the transaction_entries_count.
+#[derive(Clone, Debug)]
+pub struct ReplicaBlockInfoV2<'a> {
+    pub parent_slot: u64,
+    pub parent_blockhash: &'a str,
+    pub slot: u64,
+    pub blockhash: &'a str,
+    pub rewards: &'a [Reward],
+    pub block_time: Option<UnixTimestamp>,
+    pub block_height: Option<u64>,
+    pub executed_transaction_count: u64,
+}
+
 pub enum ReplicaBlockInfoVersions<'a> {
     V0_0_1(&'a ReplicaBlockInfo<'a>),
+    V0_0_2(&'a ReplicaBlockInfoV2<'a>),
 }
 
 /// Errors returned by plugin calls

geyser-plugin-manager/src/block_metadata_notifier.rs

@@ -5,7 +5,7 @@ use {
     },
     log::*,
     solana_geyser_plugin_interface::geyser_plugin_interface::{
-        ReplicaBlockInfo, ReplicaBlockInfoVersions,
+        ReplicaBlockInfoV2, ReplicaBlockInfoVersions,
     },
     solana_measure::measure::Measure,
     solana_metrics::*,
@@ -23,11 +23,14 @@ impl BlockMetadataNotifier for BlockMetadataNotifierImpl {
     /// Notify the block metadata
     fn notify_block_metadata(
         &self,
+        parent_slot: u64,
+        parent_blockhash: &str,
         slot: u64,
         blockhash: &str,
         rewards: &RwLock<Vec<(Pubkey, RewardInfo)>>,
         block_time: Option<UnixTimestamp>,
         block_height: Option<u64>,
+        executed_transaction_count: u64,
     ) {
         let mut plugin_manager = self.plugin_manager.write().unwrap();
         if plugin_manager.plugins.is_empty() {
@@ -37,9 +40,17 @@ impl BlockMetadataNotifier for BlockMetadataNotifierImpl {
 
         for plugin in plugin_manager.plugins.iter_mut() {
             let mut measure = Measure::start("geyser-plugin-update-slot");
-            let block_info =
-                Self::build_replica_block_info(slot, blockhash, &rewards, block_time, block_height);
-            let block_info = ReplicaBlockInfoVersions::V0_0_1(&block_info);
+            let block_info = Self::build_replica_block_info(
+                parent_slot,
+                parent_blockhash,
+                slot,
+                blockhash,
+                &rewards,
+                block_time,
+                block_height,
+                executed_transaction_count,
+            );
+            let block_info = ReplicaBlockInfoVersions::V0_0_2(&block_info);
             match plugin.notify_block_metadata(block_info) {
                 Err(err) => {
                     error!(
@@ -84,18 +95,24 @@ impl BlockMetadataNotifierImpl {
     }
 
     fn build_replica_block_info<'a>(
+        parent_slot: u64,
+        parent_blockhash: &'a str,
         slot: u64,
         blockhash: &'a str,
         rewards: &'a [Reward],
         block_time: Option<UnixTimestamp>,
         block_height: Option<u64>,
-    ) -> ReplicaBlockInfo<'a> {
-        ReplicaBlockInfo {
+        executed_transaction_count: u64,
+    ) -> ReplicaBlockInfoV2<'a> {
+        ReplicaBlockInfoV2 {
+            parent_slot,
+            parent_blockhash,
             slot,
             blockhash,
             rewards,
             block_time,
             block_height,
+            executed_transaction_count,
         }
     }
 

geyser-plugin-manager/src/block_metadata_notifier_interface.rs

@@ -9,11 +9,14 @@ pub trait BlockMetadataNotifier {
     /// Notify the block metadata
     fn notify_block_metadata(
         &self,
+        parent_slot: u64,
+        parent_blockhash: &str,
         slot: u64,
         blockhash: &str,
         rewards: &RwLock<Vec<(Pubkey, RewardInfo)>>,
         block_time: Option<UnixTimestamp>,
         block_height: Option<u64>,
+        executed_transaction_count: u64,
     );
 }
 

runtime/src/bank.rs

@@ -6527,6 +6527,12 @@ impl Bank {
         self.transaction_count.load(Relaxed)
     }
 
+    /// Return the transaction count executed only in this bank
+    pub fn executed_transaction_count(&self) -> u64 {
+        self.transaction_count()
+            .saturating_sub(self.parent().map_or(0, |parent| parent.transaction_count()))
+    }
+
     pub fn transaction_error_count(&self) -> u64 {
         self.transaction_error_count.load(Relaxed)
     }