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Merge pull request #5419

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12a49ca Limit the number of new addressses to accumulate (Pieter Wuille)
This commit is contained in:
Wladimir J. van der Laan 2014-12-05 10:54:22 +01:00
commit 68705996a9
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GPG Key ID: 74810B012346C9A6
1 changed files with 9 additions and 2 deletions
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src/net.h
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@ -44,6 +44,8 @@ static const int PING_INTERVAL = 2 * 60;
static const int TIMEOUT_INTERVAL = 20 * 60; static const int TIMEOUT_INTERVAL = 20 * 60;
/** The maximum number of entries in an 'inv' protocol message */ /** The maximum number of entries in an 'inv' protocol message */
static const unsigned int MAX_INV_SZ = 50000; static const unsigned int MAX_INV_SZ = 50000;
/** The maximum number of new addresses to accumulate before announcing. */
static const unsigned int MAX_ADDR_TO_SEND = 1000;
/** -listen default */ /** -listen default */
static const bool DEFAULT_LISTEN = true; static const bool DEFAULT_LISTEN = true;
/** -upnp default */ /** -upnp default */
@ -368,9 +370,14 @@ public:
// Known checking here is only to save space from duplicates. // Known checking here is only to save space from duplicates.
// SendMessages will filter it again for knowns that were added // SendMessages will filter it again for knowns that were added
// after addresses were pushed. // after addresses were pushed.
if (addr.IsValid() && !setAddrKnown.count(addr)) if (addr.IsValid() && !setAddrKnown.count(addr)) {
if (vAddrToSend.size() >= MAX_ADDR_TO_SEND) {
vAddrToSend[insecure_rand() % vAddrToSend.size()] = addr;
} else {
vAddrToSend.push_back(addr); vAddrToSend.push_back(addr);
} }
}
}
void AddInventoryKnown(const CInv& inv) void AddInventoryKnown(const CInv& inv)