Allow to configure the memory pool capacity (#948)

Making memory pool capacity configurable
neo-project · Jul 23, 2019 · abda789 · abda789
1 parent d048805
commit abda789
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/neo/Ledger/Blockchain.cs b/neo/Ledger/Blockchain.cs
@@ -53,7 +53,6 @@ public class FillCompleted { }
             Transactions = new[] { DeployNativeContracts() }
         };
 
-        private const int MemoryPoolMaxTransactions = 50_000;
         private const int MaxTxToReverifyPerIdle = 10;
         private static readonly object lockObj = new object();
         private readonly NeoSystem system;
@@ -89,7 +88,7 @@ static Blockchain()
         public Blockchain(NeoSystem system, Store store)
         {
             this.system = system;
-            this.MemPool = new MemoryPool(system, MemoryPoolMaxTransactions);
+            this.MemPool = new MemoryPool(system, ProtocolSettings.Default.MemoryPoolMaxTransactions);
             this.Store = store;
             lock (lockObj)
             {

diff --git a/neo/ProtocolSettings.cs b/neo/ProtocolSettings.cs
@@ -1,4 +1,5 @@
 using Microsoft.Extensions.Configuration;
+using System;
 using System.Linq;
 using System.Threading;
 
@@ -11,6 +12,7 @@ public class ProtocolSettings
         public string[] StandbyValidators { get; }
         public string[] SeedList { get; }
         public uint MillisecondsPerBlock { get; }
+        public int MemoryPoolMaxTransactions { get; }
 
         static ProtocolSettings _default;
 
@@ -70,6 +72,7 @@ private ProtocolSettings(IConfigurationSection section)
                     "seed5.neo.org:10333"
                 };
             this.MillisecondsPerBlock = section.GetValue("SecondsPerBlock", 15000u);
+            this.MemoryPoolMaxTransactions = Math.Max(1, section.GetValue("MemoryPoolMaxTransactions", 50_000));
         }
     }
 }