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authorPieter Wuille <pieter.wuille@gmail.com>2019-03-17 22:05:49 -0700
committerWladimir J. van der Laan <laanwj@gmail.com>2019-03-20 11:40:34 +0100
commit238ef336929606632f0564e417ee0b6fd649c2a9 (patch)
tree0e1020fa643f3c02dda7e154ac754ed1e928dd10
parentd3a038200709c48922faab96d0ba558a574fa4d9 (diff)
downloadbitcoin-238ef336929606632f0564e417ee0b6fd649c2a9.tar.xz
Do not relay banned IP addresses
Github-Pull: #15617 Rebased-From: 054d01d0a87a5adc43428588ecc29f1339a69dd2 Tree-SHA512: 2c47cf823cc51aee5a224513a0ca2fd1132f4c567d255ead661e88f009dc5d1db73da79b5e65a63b11b222e17292fdff9035a93cb2e53215d9bbb21a5bce7a41
-rw-r--r--src/net_processing.cpp8
1 files changed, 6 insertions, 2 deletions
diff --git a/src/net_processing.cpp b/src/net_processing.cpp
index 18dd2f010c..a37451e39a 100644
--- a/src/net_processing.cpp
+++ b/src/net_processing.cpp
@@ -2022,6 +2022,7 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
if (addr.nTime <= 100000000 || addr.nTime > nNow + 10 * 60)
addr.nTime = nNow - 5 * 24 * 60 * 60;
pfrom->AddAddressKnown(addr);
+ if (g_banman->IsBanned(addr)) continue; // Do not process banned addresses beyond remembering we received them
bool fReachable = IsReachable(addr);
if (addr.nTime > nSince && !pfrom->fGetAddr && vAddr.size() <= 10 && addr.IsRoutable())
{
@@ -2912,8 +2913,11 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
pfrom->vAddrToSend.clear();
std::vector<CAddress> vAddr = connman->GetAddresses();
FastRandomContext insecure_rand;
- for (const CAddress &addr : vAddr)
- pfrom->PushAddress(addr, insecure_rand);
+ for (const CAddress &addr : vAddr) {
+ if (!g_banman->IsBanned(addr)) {
+ pfrom->PushAddress(addr, insecure_rand);
+ }
+ }
return true;
}