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don't connect to NTCP2 only address using NTCP

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orignal 2018-08-10 13:42:59 -04:00
parent 5b83d4bef8
commit 9884a4336f
3 changed files with 13 additions and 10 deletions
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10
libi2pd/RouterInfo.cpp
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@ -176,13 +176,13 @@ namespace data
auto address = std::make_shared<Address>();
s.read ((char *)&address->cost, sizeof (address->cost));
s.read ((char *)&address->date, sizeof (address->date));
bool isNtcp2 = false;
bool isNTCP2Only = false;
char transportStyle[6];
auto transportStyleLen = ReadString (transportStyle, 6, s) - 1;
if (!strncmp (transportStyle, "NTCP", 4)) // NTCP or NTCP2
{
address->transportStyle = eTransportNTCP;
if (transportStyleLen > 4 || transportStyle[4] == '2') isNtcp2= true;
if (transportStyleLen > 4 && transportStyle[4] == '2') isNTCP2Only= true;
}
else if (!strcmp (transportStyle, "SSU"))
{
@ -293,7 +293,8 @@ namespace data
if (!s) return;
}
if (introducers) supportedTransports |= eSSUV4; // in case if host is not presented
if (supportedTransports && (!isNtcp2 || address->IsPublishedNTCP2 ())) // we ignore unpublished NTCP2 only addresses
if (isNTCP2Only && address->ntcp2) address->ntcp2->isNTCP2Only = true;
if (supportedTransports)
{
addresses->push_back(address);
m_SupportedTransports |= supportedTransports;
@ -705,6 +706,7 @@ namespace data
addr->cost = 14;
addr->date = 0;
addr->ntcp2.reset (new NTCP2Ext ());
addr->ntcp2->isNTCP2Only = true; // NTCP2 only address
memcpy (addr->ntcp2->staticKey, staticKey, 32);
memcpy (addr->ntcp2->iv, iv, 16);
m_Addresses->push_back(std::move(addr));
@ -863,7 +865,7 @@ namespace data
return GetAddress (
[v4only](std::shared_ptr<const RouterInfo::Address> address)->bool
{
return (address->transportStyle == eTransportNTCP) && (!v4only || address->host.is_v4 ());
return (address->transportStyle == eTransportNTCP) && !address->IsNTCP2Only () && (!v4only || address->host.is_v4 ());
});
}