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Code Issues Activity

p2p: ignore torv2-in-ipv6 addresses in SetLegacyIPv6()

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This commit is contained in:
Jon Atack 2021-05-25 01:35:48 +02:00
parent 1d631e956f
commit 4192a74413
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GPG key ID: 4F5721B3D0E3921D
2 changed files with 13 additions and 12 deletions
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9
src/netaddress.cpp
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@ -146,9 +146,12 @@ void CNetAddr::SetLegacyIPv6(Span<const uint8_t> ipv6)
m_net = NET_IPV4;
skip = sizeof(IPV4_IN_IPV6_PREFIX);
} else if (HasPrefix(ipv6, TORV2_IN_IPV6_PREFIX)) {
// TORv2-in-IPv6
m_net = NET_ONION;
skip = sizeof(TORV2_IN_IPV6_PREFIX);
// TORv2-in-IPv6 (unsupported). Unserialize as !IsValid(), thus ignoring them.
// Mimic a default-constructed CNetAddr object which is !IsValid() and thus
// will not be gossiped, but continue reading next addresses from the stream.
m_net = NET_IPV6;
m_addr.assign(ADDR_IPV6_SIZE, 0x0);
return;
} else if (HasPrefix(ipv6, INTERNAL_IN_IPV6_PREFIX)) {
// Internal-in-IPv6
m_net = NET_INTERNAL;

16
src/test/netbase_tests.cpp
View file

@ -44,13 +44,12 @@ static CNetAddr CreateInternal(const std::string& host)
BOOST_AUTO_TEST_CASE(netbase_networks)
{
BOOST_CHECK(ResolveIP("127.0.0.1").GetNetwork() == NET_UNROUTABLE);
BOOST_CHECK(ResolveIP("::1").GetNetwork() == NET_UNROUTABLE);
BOOST_CHECK(ResolveIP("8.8.8.8").GetNetwork() == NET_IPV4);
BOOST_CHECK(ResolveIP("2001::8888").GetNetwork() == NET_IPV6);
BOOST_CHECK(ResolveIP("FD87:D87E:EB43:edb1:8e4:3588:e546:35ca").GetNetwork() == NET_ONION);
BOOST_CHECK(CreateInternal("foo.com").GetNetwork() == NET_INTERNAL);
BOOST_CHECK(ResolveIP("127.0.0.1").GetNetwork() == NET_UNROUTABLE);
BOOST_CHECK(ResolveIP("::1").GetNetwork() == NET_UNROUTABLE);
BOOST_CHECK(ResolveIP("8.8.8.8").GetNetwork() == NET_IPV4);
BOOST_CHECK(ResolveIP("2001::8888").GetNetwork() == NET_IPV6);
BOOST_CHECK(ResolveIP("pg6mmjiyjmcrsslvykfwnntlaru7p5svn6y2ymmju6nubxndf4pscryd.onion").GetNetwork() == NET_ONION);
BOOST_CHECK(CreateInternal("foo.com").GetNetwork() == NET_INTERNAL);
}
BOOST_AUTO_TEST_CASE(netbase_properties)
@ -73,7 +72,7 @@ BOOST_AUTO_TEST_CASE(netbase_properties)
BOOST_CHECK(ResolveIP("2001:20::").IsRFC7343());
BOOST_CHECK(ResolveIP("FE80::").IsRFC4862());
BOOST_CHECK(ResolveIP("64:FF9B::").IsRFC6052());
BOOST_CHECK(ResolveIP("FD87:D87E:EB43:edb1:8e4:3588:e546:35ca").IsTor());
BOOST_CHECK(ResolveIP("pg6mmjiyjmcrsslvykfwnntlaru7p5svn6y2ymmju6nubxndf4pscryd.onion").IsTor());
BOOST_CHECK(ResolveIP("127.0.0.1").IsLocal());
BOOST_CHECK(ResolveIP("::1").IsLocal());
BOOST_CHECK(ResolveIP("8.8.8.8").IsRoutable());
@ -326,7 +325,6 @@ BOOST_AUTO_TEST_CASE(netbase_getgroup)
BOOST_CHECK(ResolveIP("64:FF9B::102:304").GetGroup(asmap) == std::vector<unsigned char>({(unsigned char)NET_IPV4, 1, 2})); // RFC6052
BOOST_CHECK(ResolveIP("2002:102:304:9999:9999:9999:9999:9999").GetGroup(asmap) == std::vector<unsigned char>({(unsigned char)NET_IPV4, 1, 2})); // RFC3964
BOOST_CHECK(ResolveIP("2001:0:9999:9999:9999:9999:FEFD:FCFB").GetGroup(asmap) == std::vector<unsigned char>({(unsigned char)NET_IPV4, 1, 2})); // RFC4380
BOOST_CHECK(ResolveIP("FD87:D87E:EB43:edb1:8e4:3588:e546:35ca").GetGroup(asmap) == std::vector<unsigned char>({(unsigned char)NET_ONION, 239})); // Tor
BOOST_CHECK(ResolveIP("2001:470:abcd:9999:9999:9999:9999:9999").GetGroup(asmap) == std::vector<unsigned char>({(unsigned char)NET_IPV6, 32, 1, 4, 112, 175})); //he.net
BOOST_CHECK(ResolveIP("2001:2001:9999:9999:9999:9999:9999:9999").GetGroup(asmap) == std::vector<unsigned char>({(unsigned char)NET_IPV6, 32, 1, 32, 1})); //IPv6