From 6aadc7557823b7673b8f661b3d41cf867e2936a3 Mon Sep 17 00:00:00 2001
From: Gregory Maxwell <greg@xiph.org>
Date: Thu, 3 Dec 2015 20:13:10 +0000
Subject: Disconnect on mempool requests from peers when over the upload limit.

Mempool requests use a fair amount of bandwidth when the mempool is large,
 disconnecting peers using them follows the same logic as disconnecting
 peers fetching historical blocks.
---
 src/main.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src')

diff --git a/src/main.cpp b/src/main.cpp
index bfa71a7292..22e71c0c48 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -4981,6 +4981,12 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
 
     else if (strCommand == "mempool")
     {
+        if (CNode::OutboundTargetReached(false) && !pfrom->fWhitelisted)
+        {
+            LogPrint("net", "mempool request with bandwidth limit reached, disconnect peer=%d\n", pfrom->GetId());
+            pfrom->fDisconnect = true;
+            return true;
+        }
         LOCK2(cs_main, pfrom->cs_filter);
 
         std::vector<uint256> vtxid;
-- 
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