BTCPrivate
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BitcoinPrivate-seeder
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Remove O(n) selection logic

This commit is contained in:
Pieter Wuille 2013-04-13 22:46:23 +02:00
parent 13b26a896d
commit 0270a013fb
2 changed files with 8 additions and 22 deletions
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23
db.cpp
View File

@ -29,25 +29,12 @@ void CAddrInfo::Update(bool good) {
bool CAddrDb::Get_(CService &ip, int &wait) {
int64 now = time(NULL);
int cont = 0;
int tot = unkId.size();
int tot = unkId.size() + ourId.size();
if (tot == 0) {
wait = 5;
return false;
}
do {
deque<int>::iterator it = ourId.begin();
while (it < ourId.end()) {
if (now - idToInfo[*it].ourLastTry > MIN_RETRY) {
tot++;
it++;
} else {
break;
}
}
if (tot == 0) {
if (ourId.size() > 0) {
wait = MIN_RETRY - (now - idToInfo[ourId.front()].ourLastTry);
} else {
wait = 5;
}
return false;
}
int rnd = rand() % tot;
int ret;
if (rnd < unkId.size()) {

7
main.cpp
View File

@ -25,7 +25,7 @@ public:
const char *host;
const char *tor;
CDnsSeedOpts() : nThreads(50), nDnsThreads(4), nPort(53), mbox(NULL), ns(NULL), host(NULL), tor(NULL) {}
CDnsSeedOpts() : nThreads(96), nDnsThreads(4), nPort(53), mbox(NULL), ns(NULL), host(NULL), tor(NULL) {}
void ParseCommandLine(int argc, char **argv) {
static const char *help = "Bitcoin-seeder\n"
@ -122,14 +122,13 @@ extern "C" void* ThreadCrawler(void* data) {
do {
std::vector<CServiceResult> ips;
int wait = 5;
db.GetMany(ips, 100, wait);
db.GetMany(ips, 16, wait);
if (ips.empty()) {
wait *= 1000;
wait += rand() % (500 * NTHREADS);
Sleep(wait);
continue;
}
printf("Got %i IPs to test!\n", (int)ips.size());
vector<CAddress> addr;
for (int i=0; i<ips.size(); i++) {
CServiceResult &res = ips[i];
@ -398,8 +397,8 @@ int main(int argc, char **argv) {
pthread_create(&thread, NULL, ThreadCrawler, NULL);
}
printf("done\n");
pthread_create(&threadDump, NULL, ThreadDumper, NULL);
pthread_create(&threadStats, NULL, ThreadStats, NULL);
pthread_create(&threadDump, NULL, ThreadDumper, NULL);
void* res;
pthread_join(threadDump, &res);
return 0;