Prepwork to hoist processing requests

src/accountant_skel.rs

@@ -324,15 +324,8 @@ impl AccountantSkel {
         (events, reqs)
     }
 
-    fn process_packets(
-        &self,
-        req_vers: Vec<(Request, SocketAddr, u8)>,
-    ) -> Result<Vec<(Response, SocketAddr)>> {
-        debug!("partitioning");
-        let (events, reqs) = Self::partition_requests(req_vers);
-        debug!("events: {} reqs: {}", events.len(), reqs.len());
-
-        // Process the transactions in parallel and then log the successful ones.
+    /// Process the transactions in parallel and then log the successful ones.
+    fn process_events(&self, events: Vec<Event>) -> Result<()> {
         for result in self.acc.lock().unwrap().process_verified_events(events) {
             if let Ok(event) = result {
                 self.historian_input
@@ -347,17 +340,15 @@ impl AccountantSkel {
         // Let validators know they should not attempt to process additional
         // transactions in parallel.
         self.historian_input.lock().unwrap().send(Signal::Tick)?;
-
         debug!("after historian_input");
 
-        // Process the remaining requests serially.
-        let rsps = reqs.into_iter()
+        Ok(())
+    }
+
+    fn process_requests(&self, reqs: Vec<(Request, SocketAddr)>) -> Vec<(Response, SocketAddr)> {
+        reqs.into_iter()
             .filter_map(|(req, rsp_addr)| self.process_request(req, rsp_addr))
-            .collect();
-
-        debug!("returning rsps");
-
-        Ok(rsps)
+            .collect()
     }
 
     fn serialize_response(
@@ -409,9 +400,19 @@ impl AccountantSkel {
                     v
                 })
                 .collect();
-            debug!("process_packets");
-            let rsps = obj.process_packets(req_vers)?;
-            debug!("done process_packets");
+
+            debug!("partitioning");
+            let (events, reqs) = Self::partition_requests(req_vers);
+            debug!("events: {} reqs: {}", events.len(), reqs.len());
+
+            debug!("process_events");
+            obj.process_events(events)?;
+            debug!("done process_events");
+
+            debug!("process_requests");
+            let rsps = obj.process_requests(reqs);
+            debug!("done process_requests");
+
             let blobs = Self::serialize_responses(rsps, blob_recycler)?;
             if !blobs.is_empty() {
                 info!("process: sending blobs: {}", blobs.len());
@@ -731,7 +732,7 @@ mod tests {
     use signature::{KeyPair, KeyPairUtil};
     use std::collections::VecDeque;
     use std::io::sink;
-    use std::net::{SocketAddr, UdpSocket};
+    use std::net::UdpSocket;
     use std::sync::atomic::{AtomicBool, Ordering};
     use std::sync::mpsc::channel;
     use std::sync::mpsc::sync_channel;
@@ -774,7 +775,6 @@ mod tests {
         // Entry OR if the verifier tries to parallelize across multiple Entries.
         let mint = Mint::new(2);
         let acc = Accountant::new(&mint);
-        let rsp_addr: SocketAddr = "0.0.0.0:0".parse().expect("socket address");
         let (input, event_receiver) = sync_channel(10);
         let historian = Historian::new(event_receiver, &mint.last_id(), None);
         let skel = AccountantSkel::new(acc, input, historian);
@@ -782,13 +782,13 @@ mod tests {
         // Process a batch that includes a transaction that receives two tokens.
         let alice = KeyPair::new();
         let tr = Transaction::new(&mint.keypair(), alice.pubkey(), 2, mint.last_id());
-        let req_vers = vec![(Request::Transaction(tr), rsp_addr, 1_u8)];
-        assert!(skel.process_packets(req_vers).is_ok());
+        let events = vec![Event::Transaction(tr)];
+        assert!(skel.process_events(events).is_ok());
 
         // Process a second batch that spends one of those tokens.
         let tr = Transaction::new(&alice, mint.pubkey(), 1, mint.last_id());
-        let req_vers = vec![(Request::Transaction(tr), rsp_addr, 1_u8)];
-        assert!(skel.process_packets(req_vers).is_ok());
+        let events = vec![Event::Transaction(tr)];
+        assert!(skel.process_events(events).is_ok());
 
         // Collect the ledger and feed it to a new accountant.
         skel.historian_input
@@ -1102,7 +1102,7 @@ mod bench {
         let skel = AccountantSkel::new(acc, input, historian);
 
         let now = Instant::now();
-        assert!(skel.process_packets(req_vers).is_ok());
+        assert!(skel.process_events(req_vers).is_ok());
         let duration = now.elapsed();
         let sec = duration.as_secs() as f64 + duration.subsec_nanos() as f64 / 1_000_000_000.0;
         let tps = txs as f64 / sec;