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wait for publish confirmation or publish to another floodfill

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orignal 2020-11-15 13:06:02 -05:00
parent 8b3a7486c7
commit 1f6be38145
3 changed files with 47 additions and 16 deletions
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45
libi2pd/NetDb.cpp
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@ -111,6 +111,9 @@ namespace data
case eI2NPDatabaseLookup:
HandleDatabaseLookupMsg (msg);
break;
case eI2NPDeliveryStatus:
HandleDeliveryStatusMsg (msg);
break;
case eI2NPDummyMsg:
// plain RouterInfo from NTCP2 with flags for now
HandleNTCP2RouterInfoMsg (msg);
@ -148,10 +151,12 @@ namespace data
lastDestinationCleanup = ts;
}
if (ts - lastPublish >= NETDB_PUBLISH_INTERVAL) // update timestamp and publish
if (!m_HiddenMode && i2p::transport::transports.IsOnline () &&
((m_PublishReplyToken && ts - lastPublish >= NETDB_PUBLISH_CONFIRMATION_TIMEOUT) ||
ts - lastPublish >= NETDB_PUBLISH_INTERVAL)) // update timestamp and publish
{
i2p::context.UpdateTimestamp (ts);
if (!m_HiddenMode) Publish ();
Publish ();
lastPublish = ts;
}
if (ts - lastExploratory >= 30) // exploratory every 30 seconds
@ -992,6 +997,16 @@ namespace data
}
}
void NetDb::HandleDeliveryStatusMsg (std::shared_ptr<const I2NPMessage> msg)
{
if (m_PublishReplyToken == bufbe32toh (msg->GetPayload () + DELIVERY_STATUS_MSGID_OFFSET))
{
LogPrint (eLogInfo, "NetDb: Publishing confirmed. reply token=", m_PublishReplyToken);
m_PublishExcluded.clear ();
m_PublishReplyToken = 0;
}
}
void NetDb::Explore (int numDestinations)
{
// new requests
@ -1045,18 +1060,22 @@ namespace data
void NetDb::Publish ()
{
i2p::context.UpdateStats (); // for floodfill
std::set<IdentHash> excluded; // TODO: fill up later
for (int i = 0; i < 2; i++)
if (m_PublishExcluded.size () > NETDB_MAX_PUBLISH_EXCLUDED_FLOODFILLS)
{
auto floodfill = GetClosestFloodfill (i2p::context.GetRouterInfo ().GetIdentHash (), excluded);
if (floodfill)
{
uint32_t replyToken;
RAND_bytes ((uint8_t *)&replyToken, 4);
LogPrint (eLogInfo, "NetDb: Publishing our RouterInfo to ", i2p::data::GetIdentHashAbbreviation(floodfill->GetIdentHash ()), ". reply token=", replyToken);
transports.SendMessage (floodfill->GetIdentHash (), CreateDatabaseStoreMsg (i2p::context.GetSharedRouterInfo (), replyToken));
excluded.insert (floodfill->GetIdentHash ());
}
LogPrint (eLogError, "NetDb: Couldn't publish our RouterInfo to ", NETDB_MAX_PUBLISH_EXCLUDED_FLOODFILLS, " closest routers. Try again");
m_PublishExcluded.clear ();
}
auto floodfill = GetClosestFloodfill (i2p::context.GetIdentHash (), m_PublishExcluded);
if (floodfill)
{
uint32_t replyToken;
RAND_bytes ((uint8_t *)&replyToken, 4);
LogPrint (eLogInfo, "NetDb: Publishing our RouterInfo to ", i2p::data::GetIdentHashAbbreviation(floodfill->GetIdentHash ()), ". reply token=", replyToken);
m_PublishExcluded.insert (floodfill->GetIdentHash ());
m_PublishReplyToken = replyToken;
transports.SendMessage (floodfill->GetIdentHash (), CreateDatabaseStoreMsg (i2p::context.GetSharedRouterInfo (), replyToken));
}
}