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Verify that outbound connections have expected services

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This commit is contained in:
Pieter Wuille 2016-03-26 19:09:22 +01:00
parent 3764dec36c
commit fc83f18153
3 changed files with 15 additions and 0 deletions
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9
src/main.cpp
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@ -4616,6 +4616,15 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
{
addrman.SetServices(pfrom->addr, pfrom->nServices);
}
if (pfrom->nServicesExpected & ~pfrom->nServices)
{
LogPrint("net", "peer=%d does not offer the expected services (%08x offered, %08x expected); disconnecting\n", pfrom->id, pfrom->nServices, pfrom->nServicesExpected);
pfrom->PushMessage(NetMsgType::REJECT, strCommand, REJECT_NONSTANDARD,
strprintf("Expected to offer services %08x", pfrom->nServicesExpected));
pfrom->fDisconnect = true;
return false;
}
if (pfrom->nVersion < MIN_PEER_PROTO_VERSION)
{
// disconnect from peers older than this proto version