// Copyright (c) 2012-2019 The Bitcoin Core developers // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. #include #include #include #include #include BOOST_FIXTURE_TEST_SUITE(netbase_tests, BasicTestingSetup) static CNetAddr ResolveIP(const char* ip) { CNetAddr addr; LookupHost(ip, addr, false); return addr; } static CSubNet ResolveSubNet(const char* subnet) { CSubNet ret; LookupSubNet(subnet, ret); return ret; } static CNetAddr CreateInternal(const char* host) { CNetAddr addr; addr.SetInternal(host); return addr; } 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_AUTO_TEST_CASE(netbase_properties) { BOOST_CHECK(ResolveIP("127.0.0.1").IsIPv4()); BOOST_CHECK(ResolveIP("::FFFF:192.168.1.1").IsIPv4()); BOOST_CHECK(ResolveIP("::1").IsIPv6()); BOOST_CHECK(ResolveIP("10.0.0.1").IsRFC1918()); BOOST_CHECK(ResolveIP("192.168.1.1").IsRFC1918()); BOOST_CHECK(ResolveIP("172.31.255.255").IsRFC1918()); BOOST_CHECK(ResolveIP("2001:0DB8::").IsRFC3849()); BOOST_CHECK(ResolveIP("169.254.1.1").IsRFC3927()); BOOST_CHECK(ResolveIP("2002::1").IsRFC3964()); BOOST_CHECK(ResolveIP("FC00::").IsRFC4193()); BOOST_CHECK(ResolveIP("2001::2").IsRFC4380()); BOOST_CHECK(ResolveIP("2001:10::").IsRFC4843()); 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("127.0.0.1").IsLocal()); BOOST_CHECK(ResolveIP("::1").IsLocal()); BOOST_CHECK(ResolveIP("8.8.8.8").IsRoutable()); BOOST_CHECK(ResolveIP("2001::1").IsRoutable()); BOOST_CHECK(ResolveIP("127.0.0.1").IsValid()); BOOST_CHECK(CreateInternal("FD6B:88C0:8724:edb1:8e4:3588:e546:35ca").IsInternal()); BOOST_CHECK(CreateInternal("bar.com").IsInternal()); } bool static TestSplitHost(std::string test, std::string host, int port) { std::string hostOut; int portOut = -1; SplitHostPort(test, portOut, hostOut); return hostOut == host && port == portOut; } BOOST_AUTO_TEST_CASE(netbase_splithost) { BOOST_CHECK(TestSplitHost("www.bitcoincore.org", "www.bitcoincore.org", -1)); BOOST_CHECK(TestSplitHost("[www.bitcoincore.org]", "www.bitcoincore.org", -1)); BOOST_CHECK(TestSplitHost("www.bitcoincore.org:80", "www.bitcoincore.org", 80)); BOOST_CHECK(TestSplitHost("[www.bitcoincore.org]:80", "www.bitcoincore.org", 80)); BOOST_CHECK(TestSplitHost("127.0.0.1", "127.0.0.1", -1)); BOOST_CHECK(TestSplitHost("127.0.0.1:8333", "127.0.0.1", 8333)); BOOST_CHECK(TestSplitHost("[127.0.0.1]", "127.0.0.1", -1)); BOOST_CHECK(TestSplitHost("[127.0.0.1]:8333", "127.0.0.1", 8333)); BOOST_CHECK(TestSplitHost("::ffff:127.0.0.1", "::ffff:127.0.0.1", -1)); BOOST_CHECK(TestSplitHost("[::ffff:127.0.0.1]:8333", "::ffff:127.0.0.1", 8333)); BOOST_CHECK(TestSplitHost("[::]:8333", "::", 8333)); BOOST_CHECK(TestSplitHost("::8333", "::8333", -1)); BOOST_CHECK(TestSplitHost(":8333", "", 8333)); BOOST_CHECK(TestSplitHost("[]:8333", "", 8333)); BOOST_CHECK(TestSplitHost("", "", -1)); } bool static TestParse(std::string src, std::string canon) { CService addr(LookupNumeric(src.c_str(), 65535)); return canon == addr.ToString(); } BOOST_AUTO_TEST_CASE(netbase_lookupnumeric) { BOOST_CHECK(TestParse("127.0.0.1", "127.0.0.1:65535")); BOOST_CHECK(TestParse("127.0.0.1:8333", "127.0.0.1:8333")); BOOST_CHECK(TestParse("::ffff:127.0.0.1", "127.0.0.1:65535")); BOOST_CHECK(TestParse("::", "[::]:65535")); BOOST_CHECK(TestParse("[::]:8333", "[::]:8333")); BOOST_CHECK(TestParse("[127.0.0.1]", "127.0.0.1:65535")); BOOST_CHECK(TestParse(":::", "[::]:0")); // verify that an internal address fails to resolve BOOST_CHECK(TestParse("[fd6b:88c0:8724:1:2:3:4:5]", "[::]:0")); // and that a one-off resolves correctly BOOST_CHECK(TestParse("[fd6c:88c0:8724:1:2:3:4:5]", "[fd6c:88c0:8724:1:2:3:4:5]:65535")); } BOOST_AUTO_TEST_CASE(onioncat_test) { // values from https://web.archive.org/web/20121122003543/http://www.cypherpunk.at/onioncat/wiki/OnionCat CNetAddr addr1(ResolveIP("5wyqrzbvrdsumnok.onion")); CNetAddr addr2(ResolveIP("FD87:D87E:EB43:edb1:8e4:3588:e546:35ca")); BOOST_CHECK(addr1 == addr2); BOOST_CHECK(addr1.IsTor()); BOOST_CHECK(addr1.ToStringIP() == "5wyqrzbvrdsumnok.onion"); BOOST_CHECK(addr1.IsRoutable()); } BOOST_AUTO_TEST_CASE(subnet_test) { BOOST_CHECK(ResolveSubNet("1.2.3.0/24") == ResolveSubNet("1.2.3.0/255.255.255.0")); BOOST_CHECK(ResolveSubNet("1.2.3.0/24") != ResolveSubNet("1.2.4.0/255.255.255.0")); BOOST_CHECK(ResolveSubNet("1.2.3.0/24").Match(ResolveIP("1.2.3.4"))); BOOST_CHECK(!ResolveSubNet("1.2.2.0/24").Match(ResolveIP("1.2.3.4"))); BOOST_CHECK(ResolveSubNet("1.2.3.4").Match(ResolveIP("1.2.3.4"))); BOOST_CHECK(ResolveSubNet("1.2.3.4/32").Match(ResolveIP("1.2.3.4"))); BOOST_CHECK(!ResolveSubNet("1.2.3.4").Match(ResolveIP("5.6.7.8"))); BOOST_CHECK(!ResolveSubNet("1.2.3.4/32").Match(ResolveIP("5.6.7.8"))); BOOST_CHECK(ResolveSubNet("::ffff:127.0.0.1").Match(ResolveIP("127.0.0.1"))); BOOST_CHECK(ResolveSubNet("1:2:3:4:5:6:7:8").Match(ResolveIP("1:2:3:4:5:6:7:8"))); BOOST_CHECK(!ResolveSubNet("1:2:3:4:5:6:7:8").Match(ResolveIP("1:2:3:4:5:6:7:9"))); BOOST_CHECK(ResolveSubNet("1:2:3:4:5:6:7:0/112").Match(ResolveIP("1:2:3:4:5:6:7:1234"))); BOOST_CHECK(ResolveSubNet("192.168.0.1/24").Match(ResolveIP("192.168.0.2"))); BOOST_CHECK(ResolveSubNet("192.168.0.20/29").Match(ResolveIP("192.168.0.18"))); BOOST_CHECK(ResolveSubNet("1.2.2.1/24").Match(ResolveIP("1.2.2.4"))); BOOST_CHECK(ResolveSubNet("1.2.2.110/31").Match(ResolveIP("1.2.2.111"))); BOOST_CHECK(ResolveSubNet("1.2.2.20/26").Match(ResolveIP("1.2.2.63"))); // All-Matching IPv6 Matches arbitrary IPv4 and IPv6 BOOST_CHECK(ResolveSubNet("::/0").Match(ResolveIP("1:2:3:4:5:6:7:1234"))); BOOST_CHECK(ResolveSubNet("::/0").Match(ResolveIP("1.2.3.4"))); // All-Matching IPv4 does not Match IPv6 BOOST_CHECK(!ResolveSubNet("0.0.0.0/0").Match(ResolveIP("1:2:3:4:5:6:7:1234"))); // Invalid subnets Match nothing (not even invalid addresses) BOOST_CHECK(!CSubNet().Match(ResolveIP("1.2.3.4"))); BOOST_CHECK(!ResolveSubNet("").Match(ResolveIP("4.5.6.7"))); BOOST_CHECK(!ResolveSubNet("bloop").Match(ResolveIP("0.0.0.0"))); BOOST_CHECK(!ResolveSubNet("bloop").Match(ResolveIP("hab"))); // Check valid/invalid BOOST_CHECK(ResolveSubNet("1.2.3.0/0").IsValid()); BOOST_CHECK(!ResolveSubNet("1.2.3.0/-1").IsValid()); BOOST_CHECK(ResolveSubNet("1.2.3.0/32").IsValid()); BOOST_CHECK(!ResolveSubNet("1.2.3.0/33").IsValid()); BOOST_CHECK(ResolveSubNet("1:2:3:4:5:6:7:8/0").IsValid()); BOOST_CHECK(ResolveSubNet("1:2:3:4:5:6:7:8/33").IsValid()); BOOST_CHECK(!ResolveSubNet("1:2:3:4:5:6:7:8/-1").IsValid()); BOOST_CHECK(ResolveSubNet("1:2:3:4:5:6:7:8/128").IsValid()); BOOST_CHECK(!ResolveSubNet("1:2:3:4:5:6:7:8/129").IsValid()); BOOST_CHECK(!ResolveSubNet("fuzzy").IsValid()); //CNetAddr constructor test BOOST_CHECK(CSubNet(ResolveIP("127.0.0.1")).IsValid()); BOOST_CHECK(CSubNet(ResolveIP("127.0.0.1")).Match(ResolveIP("127.0.0.1"))); BOOST_CHECK(!CSubNet(ResolveIP("127.0.0.1")).Match(ResolveIP("127.0.0.2"))); BOOST_CHECK(CSubNet(ResolveIP("127.0.0.1")).ToString() == "127.0.0.1/32"); CSubNet subnet = CSubNet(ResolveIP("1.2.3.4"), 32); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.4/32"); subnet = CSubNet(ResolveIP("1.2.3.4"), 8); BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/8"); subnet = CSubNet(ResolveIP("1.2.3.4"), 0); BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/0"); subnet = CSubNet(ResolveIP("1.2.3.4"), ResolveIP("255.255.255.255")); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.4/32"); subnet = CSubNet(ResolveIP("1.2.3.4"), ResolveIP("255.0.0.0")); BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/8"); subnet = CSubNet(ResolveIP("1.2.3.4"), ResolveIP("0.0.0.0")); BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/0"); BOOST_CHECK(CSubNet(ResolveIP("1:2:3:4:5:6:7:8")).IsValid()); BOOST_CHECK(CSubNet(ResolveIP("1:2:3:4:5:6:7:8")).Match(ResolveIP("1:2:3:4:5:6:7:8"))); BOOST_CHECK(!CSubNet(ResolveIP("1:2:3:4:5:6:7:8")).Match(ResolveIP("1:2:3:4:5:6:7:9"))); BOOST_CHECK(CSubNet(ResolveIP("1:2:3:4:5:6:7:8")).ToString() == "1:2:3:4:5:6:7:8/128"); subnet = ResolveSubNet("1.2.3.4/255.255.255.255"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.4/32"); subnet = ResolveSubNet("1.2.3.4/255.255.255.254"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.4/31"); subnet = ResolveSubNet("1.2.3.4/255.255.255.252"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.4/30"); subnet = ResolveSubNet("1.2.3.4/255.255.255.248"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/29"); subnet = ResolveSubNet("1.2.3.4/255.255.255.240"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/28"); subnet = ResolveSubNet("1.2.3.4/255.255.255.224"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/27"); subnet = ResolveSubNet("1.2.3.4/255.255.255.192"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/26"); subnet = ResolveSubNet("1.2.3.4/255.255.255.128"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/25"); subnet = ResolveSubNet("1.2.3.4/255.255.255.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/24"); subnet = ResolveSubNet("1.2.3.4/255.255.254.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.2.0/23"); subnet = ResolveSubNet("1.2.3.4/255.255.252.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/22"); subnet = ResolveSubNet("1.2.3.4/255.255.248.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/21"); subnet = ResolveSubNet("1.2.3.4/255.255.240.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/20"); subnet = ResolveSubNet("1.2.3.4/255.255.224.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/19"); subnet = ResolveSubNet("1.2.3.4/255.255.192.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/18"); subnet = ResolveSubNet("1.2.3.4/255.255.128.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/17"); subnet = ResolveSubNet("1.2.3.4/255.255.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/16"); subnet = ResolveSubNet("1.2.3.4/255.254.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/15"); subnet = ResolveSubNet("1.2.3.4/255.252.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/14"); subnet = ResolveSubNet("1.2.3.4/255.248.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/13"); subnet = ResolveSubNet("1.2.3.4/255.240.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/12"); subnet = ResolveSubNet("1.2.3.4/255.224.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/11"); subnet = ResolveSubNet("1.2.3.4/255.192.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/10"); subnet = ResolveSubNet("1.2.3.4/255.128.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/9"); subnet = ResolveSubNet("1.2.3.4/255.0.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/8"); subnet = ResolveSubNet("1.2.3.4/254.0.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/7"); subnet = ResolveSubNet("1.2.3.4/252.0.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/6"); subnet = ResolveSubNet("1.2.3.4/248.0.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/5"); subnet = ResolveSubNet("1.2.3.4/240.0.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/4"); subnet = ResolveSubNet("1.2.3.4/224.0.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/3"); subnet = ResolveSubNet("1.2.3.4/192.0.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/2"); subnet = ResolveSubNet("1.2.3.4/128.0.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/1"); subnet = ResolveSubNet("1.2.3.4/0.0.0.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/0"); subnet = ResolveSubNet("1:2:3:4:5:6:7:8/ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"); BOOST_CHECK_EQUAL(subnet.ToString(), "1:2:3:4:5:6:7:8/128"); subnet = ResolveSubNet("1:2:3:4:5:6:7:8/ffff:0000:0000:0000:0000:0000:0000:0000"); BOOST_CHECK_EQUAL(subnet.ToString(), "1::/16"); subnet = ResolveSubNet("1:2:3:4:5:6:7:8/0000:0000:0000:0000:0000:0000:0000:0000"); BOOST_CHECK_EQUAL(subnet.ToString(), "::/0"); subnet = ResolveSubNet("1.2.3.4/255.255.232.0"); BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/255.255.232.0"); subnet = ResolveSubNet("1:2:3:4:5:6:7:8/ffff:ffff:ffff:fffe:ffff:ffff:ffff:ff0f"); BOOST_CHECK_EQUAL(subnet.ToString(), "1:2:3:4:5:6:7:8/ffff:ffff:ffff:fffe:ffff:ffff:ffff:ff0f"); } BOOST_AUTO_TEST_CASE(netbase_getgroup) { BOOST_CHECK(ResolveIP("127.0.0.1").GetGroup() == std::vector({0})); // Local -> !Routable() BOOST_CHECK(ResolveIP("257.0.0.1").GetGroup() == std::vector({0})); // !Valid -> !Routable() BOOST_CHECK(ResolveIP("10.0.0.1").GetGroup() == std::vector({0})); // RFC1918 -> !Routable() BOOST_CHECK(ResolveIP("169.254.1.1").GetGroup() == std::vector({0})); // RFC3927 -> !Routable() BOOST_CHECK(ResolveIP("1.2.3.4").GetGroup() == std::vector({(unsigned char)NET_IPV4, 1, 2})); // IPv4 BOOST_CHECK(ResolveIP("::FFFF:0:102:304").GetGroup() == std::vector({(unsigned char)NET_IPV4, 1, 2})); // RFC6145 BOOST_CHECK(ResolveIP("64:FF9B::102:304").GetGroup() == std::vector({(unsigned char)NET_IPV4, 1, 2})); // RFC6052 BOOST_CHECK(ResolveIP("2002:102:304:9999:9999:9999:9999:9999").GetGroup() == std::vector({(unsigned char)NET_IPV4, 1, 2})); // RFC3964 BOOST_CHECK(ResolveIP("2001:0:9999:9999:9999:9999:FEFD:FCFB").GetGroup() == std::vector({(unsigned char)NET_IPV4, 1, 2})); // RFC4380 BOOST_CHECK(ResolveIP("FD87:D87E:EB43:edb1:8e4:3588:e546:35ca").GetGroup() == std::vector({(unsigned char)NET_ONION, 239})); // Tor BOOST_CHECK(ResolveIP("2001:470:abcd:9999:9999:9999:9999:9999").GetGroup() == std::vector({(unsigned char)NET_IPV6, 32, 1, 4, 112, 175})); //he.net BOOST_CHECK(ResolveIP("2001:2001:9999:9999:9999:9999:9999:9999").GetGroup() == std::vector({(unsigned char)NET_IPV6, 32, 1, 32, 1})); //IPv6 // baz.net sha256 hash: 12929400eb4607c4ac075f087167e75286b179c693eb059a01774b864e8fe505 std::vector internal_group = {NET_INTERNAL, 0x12, 0x92, 0x94, 0x00, 0xeb, 0x46, 0x07, 0xc4, 0xac, 0x07}; BOOST_CHECK(CreateInternal("baz.net").GetGroup() == internal_group); } BOOST_AUTO_TEST_CASE(netbase_parsenetwork) { BOOST_CHECK_EQUAL(ParseNetwork("ipv4"), NET_IPV4); BOOST_CHECK_EQUAL(ParseNetwork("ipv6"), NET_IPV6); BOOST_CHECK_EQUAL(ParseNetwork("onion"), NET_ONION); BOOST_CHECK_EQUAL(ParseNetwork("tor"), NET_ONION); BOOST_CHECK_EQUAL(ParseNetwork("IPv4"), NET_IPV4); BOOST_CHECK_EQUAL(ParseNetwork("IPv6"), NET_IPV6); BOOST_CHECK_EQUAL(ParseNetwork("ONION"), NET_ONION); BOOST_CHECK_EQUAL(ParseNetwork("TOR"), NET_ONION); BOOST_CHECK_EQUAL(ParseNetwork(":)"), NET_UNROUTABLE); BOOST_CHECK_EQUAL(ParseNetwork("tÖr"), NET_UNROUTABLE); BOOST_CHECK_EQUAL(ParseNetwork("\xfe\xff"), NET_UNROUTABLE); BOOST_CHECK_EQUAL(ParseNetwork(""), NET_UNROUTABLE); } BOOST_AUTO_TEST_SUITE_END()