Limit the number of new addressses to accumulate

This commit is contained in:
Pieter Wuille 2014-11-21 12:22:11 +01:00
parent a0417b8cc8
commit 12a49cac0a

View file

@ -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 */
@ -368,8 +370,13 @@ 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)) {
vAddrToSend.push_back(addr); if (vAddrToSend.size() >= MAX_ADDR_TO_SEND) {
vAddrToSend[insecure_rand() % vAddrToSend.size()] = addr;
} else {
vAddrToSend.push_back(addr);
}
}
} }