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-rw-r--r--src/net.cpp21
1 files changed, 15 insertions, 6 deletions
diff --git a/src/net.cpp b/src/net.cpp
index c7c19f83a1..342dfbaeb9 100644
--- a/src/net.cpp
+++ b/src/net.cpp
@@ -42,12 +42,13 @@
// We add a random period time (0 to 1 seconds) to feeler connections to prevent synchronization.
#define FEELER_SLEEP_WINDOW 1
-#if !defined(HAVE_MSG_NOSIGNAL)
+// MSG_NOSIGNAL is not available on some platforms, if it doesn't exist define it as 0
+#if !defined(MSG_NOSIGNAL)
#define MSG_NOSIGNAL 0
#endif
// MSG_DONTWAIT is not available on some platforms, if it doesn't exist define it as 0
-#if !defined(HAVE_MSG_DONTWAIT)
+#if !defined(MSG_DONTWAIT)
#define MSG_DONTWAIT 0
#endif
@@ -1631,7 +1632,8 @@ void CConnman::ThreadDNSAddressSeed()
if (!resolveSource.SetInternal(host)) {
continue;
}
- if (LookupHost(host.c_str(), vIPs, 0, true))
+ unsigned int nMaxIPs = 256; // Limits number of IPs learned from a DNS seed
+ if (LookupHost(host.c_str(), vIPs, nMaxIPs, true))
{
for (const CNetAddr& ip : vIPs)
{
@@ -1828,11 +1830,18 @@ void CConnman::ThreadOpenConnections(const std::vector<std::string> connect)
}
}
+ addrman.ResolveCollisions();
+
int64_t nANow = GetAdjustedTime();
int nTries = 0;
while (!interruptNet)
{
- CAddrInfo addr = addrman.Select(fFeeler);
+ CAddrInfo addr = addrman.SelectTriedCollision();
+
+ // SelectTriedCollision returns an invalid address if it is empty.
+ if (!fFeeler || !addr.IsValid()) {
+ addr = addrman.Select(fFeeler);
+ }
// if we selected an invalid address, restart
if (!addr.IsValid() || setConnected.count(addr.GetGroup()) || IsLocal(addr))
@@ -1946,7 +1955,7 @@ void CConnman::ThreadOpenAddedConnections()
for (const AddedNodeInfo& info : vInfo) {
if (!info.fConnected) {
if (!grant.TryAcquire()) {
- // If we've used up our semaphore and need a new one, lets not wait here since while we are waiting
+ // If we've used up our semaphore and need a new one, let's not wait here since while we are waiting
// the addednodeinfo state might change.
break;
}
@@ -2787,7 +2796,7 @@ void CNode::AskFor(const CInv& inv)
nRequestTime = it->second;
else
nRequestTime = 0;
- LogPrint(BCLog::NET, "askfor %s %d (%s) peer=%d\n", inv.ToString(), nRequestTime, DateTimeStrFormat("%H:%M:%S", nRequestTime/1000000), id);
+ LogPrint(BCLog::NET, "askfor %s %d (%s) peer=%d\n", inv.ToString(), nRequestTime, FormatISO8601Time(nRequestTime/1000000), id);
// Make sure not to reuse time indexes to keep things in the same order
int64_t nNow = GetTimeMicros() - 1000000;