LCOV - code coverage report
Current view: top level - src/test - addrman_tests.cpp (source / functions) Coverage Total Hit
Test: total_coverage.info Lines: 99.5 % 740 736
Test Date: 2025-01-19 05:08:01 Functions: 100.0 % 52 52
Branches: 50.5 % 4496 2269

             Branch data     Line data    Source code
       1                 :             : // Copyright (c) 2012-2022 The Bitcoin Core developers
       2                 :             : // Distributed under the MIT software license, see the accompanying
       3                 :             : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
       4                 :             : 
       5                 :             : #include <addrdb.h>
       6                 :             : #include <addrman.h>
       7                 :             : #include <addrman_impl.h>
       8                 :             : #include <chainparams.h>
       9                 :             : #include <clientversion.h>
      10                 :             : #include <hash.h>
      11                 :             : #include <netbase.h>
      12                 :             : #include <random.h>
      13                 :             : #include <test/data/asmap.raw.h>
      14                 :             : #include <test/util/setup_common.h>
      15                 :             : #include <util/asmap.h>
      16                 :             : #include <util/string.h>
      17                 :             : 
      18                 :             : #include <boost/test/unit_test.hpp>
      19                 :             : 
      20                 :             : #include <optional>
      21                 :             : #include <string>
      22                 :             : 
      23                 :             : using namespace std::literals;
      24                 :             : using node::NodeContext;
      25                 :             : using util::ToString;
      26                 :             : 
      27                 :             : static NetGroupManager EMPTY_NETGROUPMAN{std::vector<bool>()};
      28                 :             : static const bool DETERMINISTIC{true};
      29                 :             : 
      30                 :          24 : static int32_t GetCheckRatio(const NodeContext& node_ctx)
      31                 :             : {
      32   [ +  -  +  - ]:          48 :     return std::clamp<int32_t>(node_ctx.args->GetIntArg("-checkaddrman", 100), 0, 1000000);
      33                 :             : }
      34                 :             : 
      35                 :        6819 : static CNetAddr ResolveIP(const std::string& ip)
      36                 :             : {
      37         [ +  - ]:        6819 :     const std::optional<CNetAddr> addr{LookupHost(ip, false)};
      38   [ +  -  +  -  :       13638 :     BOOST_CHECK_MESSAGE(addr.has_value(), strprintf("failed to resolve: %s", ip));
                   +  - ]
      39         [ +  - ]:        6819 :     return addr.value_or(CNetAddr{});
      40                 :        6819 : }
      41                 :             : 
      42                 :        6630 : static CService ResolveService(const std::string& ip, uint16_t port = 0)
      43                 :             : {
      44         [ +  - ]:        6630 :     const std::optional<CService> serv{Lookup(ip, port, false)};
      45   [ +  -  +  -  :       13260 :     BOOST_CHECK_MESSAGE(serv.has_value(), strprintf("failed to resolve: %s:%i", ip, port));
                   +  - ]
      46         [ +  - ]:        6630 :     return serv.value_or(CService{});
      47                 :        6630 : }
      48                 :             : 
      49                 :             : 
      50                 :           3 : static std::vector<bool> FromBytes(std::span<const std::byte> source)
      51                 :             : {
      52                 :           3 :     int vector_size(source.size() * 8);
      53                 :           3 :     std::vector<bool> result(vector_size);
      54         [ +  + ]:         180 :     for (int byte_i = 0; byte_i < vector_size / 8; ++byte_i) {
      55                 :         177 :         uint8_t cur_byte{std::to_integer<uint8_t>(source[byte_i])};
      56         [ +  + ]:        1593 :         for (int bit_i = 0; bit_i < 8; ++bit_i) {
      57                 :        1416 :             result[byte_i * 8 + bit_i] = (cur_byte >> bit_i) & 1;
      58                 :             :         }
      59                 :             :     }
      60                 :           3 :     return result;
      61                 :             : }
      62                 :             : 
      63                 :             : BOOST_FIXTURE_TEST_SUITE(addrman_tests, BasicTestingSetup)
      64                 :             : 
      65   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_simple)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
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          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
      66                 :             : {
      67                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
      68                 :             : 
      69   [ +  -  +  - ]:           1 :     CNetAddr source = ResolveIP("252.2.2.2");
      70                 :             : 
      71                 :             :     // Test: Does Addrman respond correctly when empty.
      72   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 0U);
                   +  - ]
      73         [ +  - ]:           1 :     auto addr_null = addrman->Select().first;
      74   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addr_null.ToStringAddrPort(), "[::]:0");
                   +  - ]
      75                 :             : 
      76                 :             :     // Test: Does Addrman::Add work as expected.
      77   [ +  -  +  - ]:           1 :     CService addr1 = ResolveService("250.1.1.1", 8333);
      78   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr1, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
      79   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 1U);
                   +  - ]
      80         [ +  - ]:           1 :     auto addr_ret1 = addrman->Select().first;
      81   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addr_ret1.ToStringAddrPort(), "250.1.1.1:8333");
                   +  - ]
      82                 :             : 
      83                 :             :     // Test: Does IP address deduplication work correctly.
      84                 :             :     //  Expected dup IP should not be added.
      85   [ +  -  +  - ]:           1 :     CService addr1_dup = ResolveService("250.1.1.1", 8333);
      86   [ +  -  +  -  :           5 :     BOOST_CHECK(!addrman->Add({CAddress(addr1_dup, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
      87   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 1U);
                   +  - ]
      88                 :             : 
      89                 :             : 
      90                 :             :     // Test: New table has one addr and we add a diff addr we should
      91                 :             :     //  have at least one addr.
      92                 :             :     // Note that addrman's size cannot be tested reliably after insertion, as
      93                 :             :     // hash collisions may occur. But we can always be sure of at least one
      94                 :             :     // success.
      95                 :             : 
      96   [ +  -  +  - ]:           1 :     CService addr2 = ResolveService("250.1.1.2", 8333);
      97   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr2, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
      98   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Size() >= 1);
             +  -  +  - ]
      99                 :             : 
     100                 :             :     // Test: reset addrman and test AddrMan::Add multiple addresses works as expected
     101   [ +  -  +  - ]:           2 :     addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
     102                 :           1 :     std::vector<CAddress> vAddr;
     103   [ +  -  +  -  :           2 :     vAddr.emplace_back(ResolveService("250.1.1.3", 8333), NODE_NONE);
                   +  - ]
     104   [ +  -  +  -  :           2 :     vAddr.emplace_back(ResolveService("250.1.1.4", 8333), NODE_NONE);
                   +  - ]
     105   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Add(vAddr, source));
             +  -  +  - ]
     106   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Size() >= 1);
                   +  - ]
     107                 :           4 : }
     108                 :             : 
     109   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_ports)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     110                 :             : {
     111                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
     112                 :             : 
     113   [ +  -  +  - ]:           1 :     CNetAddr source = ResolveIP("252.2.2.2");
     114                 :             : 
     115   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 0U);
                   +  - ]
     116                 :             : 
     117                 :             :     // Test 7; Addr with same IP but diff port does not replace existing addr.
     118   [ +  -  +  - ]:           1 :     CService addr1 = ResolveService("250.1.1.1", 8333);
     119   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr1, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     120   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 1U);
                   +  - ]
     121                 :             : 
     122   [ +  -  +  - ]:           1 :     CService addr1_port = ResolveService("250.1.1.1", 8334);
     123   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr1_port, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     124   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 2U);
                   +  - ]
     125         [ +  - ]:           1 :     auto addr_ret2 = addrman->Select().first;
     126   [ +  -  +  -  :           3 :     BOOST_CHECK(addr_ret2.ToStringAddrPort() == "250.1.1.1:8333" || addr_ret2.ToStringAddrPort() == "250.1.1.1:8334");
          -  +  -  -  -  
          -  +  -  -  +  
             -  -  -  - ]
     127                 :             : 
     128                 :             :     // Test: Add same IP but diff port to tried table; this converts the entry with
     129                 :             :     // the specified port to tried, but not the other.
     130         [ +  - ]:           2 :     addrman->Good(CAddress(addr1_port, NODE_NONE));
     131   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 2U);
                   +  - ]
     132                 :           1 :     bool new_only = true;
     133         [ +  - ]:           1 :     auto addr_ret3 = addrman->Select(new_only).first;
     134   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addr_ret3.ToStringAddrPort(), "250.1.1.1:8333");
                   +  - ]
     135                 :           3 : }
     136                 :             : 
     137   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_select)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
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          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     138                 :             : {
     139                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
     140   [ +  -  +  -  :           2 :     BOOST_CHECK(!addrman->Select(false).first.IsValid());
          +  -  +  -  +  
                      - ]
     141   [ +  -  +  -  :           2 :     BOOST_CHECK(!addrman->Select(true).first.IsValid());
          +  -  +  -  +  
                      - ]
     142                 :             : 
     143   [ +  -  +  - ]:           1 :     CNetAddr source = ResolveIP("252.2.2.2");
     144                 :             : 
     145                 :             :     // Add 1 address to the new table
     146   [ +  -  +  - ]:           1 :     CService addr1 = ResolveService("250.1.1.1", 8333);
     147   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr1, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     148   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 1U);
                   +  - ]
     149                 :             : 
     150   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Select(/*new_only=*/true).first == addr1);
          +  -  +  -  +  
                      - ]
     151   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Select(/*new_only=*/false).first == addr1);
          +  -  +  -  +  
                      - ]
     152                 :             : 
     153                 :             :     // Move address to the tried table
     154   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Good(CAddress(addr1, NODE_NONE)));
             +  -  +  - ]
     155                 :             : 
     156   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 1U);
                   +  - ]
     157   [ +  -  +  -  :           2 :     BOOST_CHECK(!addrman->Select(/*new_only=*/true).first.IsValid());
          +  -  +  -  +  
                      - ]
     158   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Select().first == addr1);
          +  -  +  -  +  
                      - ]
     159   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 1U);
                   +  - ]
     160                 :             : 
     161                 :             :     // Add one address to the new table
     162   [ +  -  +  - ]:           1 :     CService addr2 = ResolveService("250.3.1.1", 8333);
     163   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr2, NODE_NONE)}, addr2));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     164   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Select(/*new_only=*/true).first == addr2);
          +  -  +  -  +  
                      - ]
     165                 :             : 
     166                 :             :     // Add two more addresses to the new table
     167   [ +  -  +  - ]:           1 :     CService addr3 = ResolveService("250.3.2.2", 9999);
     168   [ +  -  +  - ]:           1 :     CService addr4 = ResolveService("250.3.3.3", 9999);
     169                 :             : 
     170   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr3, NODE_NONE)}, addr2));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     171   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr4, NODE_NONE)}, ResolveService("250.4.1.1", 8333)));
          +  -  +  -  +  
          -  +  -  +  +  
             +  -  -  - ]
     172                 :             : 
     173                 :             :     // Add three addresses to tried table.
     174   [ +  -  +  - ]:           1 :     CService addr5 = ResolveService("250.4.4.4", 8333);
     175   [ +  -  +  - ]:           1 :     CService addr6 = ResolveService("250.4.5.5", 7777);
     176   [ +  -  +  - ]:           1 :     CService addr7 = ResolveService("250.4.6.6", 8333);
     177                 :             : 
     178   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr5, NODE_NONE)}, addr3));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     179   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Good(CAddress(addr5, NODE_NONE)));
             +  -  +  - ]
     180   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr6, NODE_NONE)}, addr3));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     181   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Good(CAddress(addr6, NODE_NONE)));
             +  -  +  - ]
     182   [ +  -  +  -  :           6 :     BOOST_CHECK(addrman->Add({CAddress(addr7, NODE_NONE)}, ResolveService("250.1.1.3", 8333)));
          +  -  +  -  +  
          -  +  -  +  +  
                   -  - ]
     183   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Good(CAddress(addr7, NODE_NONE)));
             +  -  +  - ]
     184                 :             : 
     185                 :             :     // 6 addrs + 1 addr from last test = 7.
     186   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 7U);
                   +  - ]
     187                 :             : 
     188                 :             :     // Select pulls from new and tried regardless of port number.
     189                 :           1 :     std::set<uint16_t> ports;
     190         [ +  + ]:          21 :     for (int i = 0; i < 20; ++i) {
     191   [ +  -  +  -  :          40 :         ports.insert(addrman->Select().first.GetPort());
                   +  - ]
     192                 :             :     }
     193   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(ports.size(), 3U);
     194                 :           8 : }
     195                 :             : 
     196   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_select_by_network)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
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          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     197                 :             : {
     198                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
     199   [ +  -  +  -  :           3 :     BOOST_CHECK(!addrman->Select(/*new_only=*/true, {NET_IPV4}).first.IsValid());
          +  -  +  -  +  
                -  +  - ]
     200   [ +  -  +  -  :           3 :     BOOST_CHECK(!addrman->Select(/*new_only=*/false, {NET_IPV4}).first.IsValid());
          +  -  +  -  +  
                -  +  - ]
     201                 :             : 
     202                 :             :     // add ipv4 address to the new table
     203   [ +  -  +  - ]:           1 :     CNetAddr source = ResolveIP("252.2.2.2");
     204   [ +  -  +  - ]:           1 :     CService addr1 = ResolveService("250.1.1.1", 8333);
     205   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr1, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     206                 :             : 
     207   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Select(/*new_only=*/true, {NET_IPV4}).first == addr1);
          +  -  +  -  +  
                -  +  - ]
     208   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Select(/*new_only=*/false, {NET_IPV4}).first == addr1);
          +  -  +  -  +  
                -  +  - ]
     209   [ +  -  +  -  :           3 :     BOOST_CHECK(!addrman->Select(/*new_only=*/false, {NET_IPV6}).first.IsValid());
          +  -  +  -  +  
                -  +  - ]
     210   [ +  -  +  -  :           3 :     BOOST_CHECK(!addrman->Select(/*new_only=*/false, {NET_ONION}).first.IsValid());
          +  -  +  -  +  
                -  +  - ]
     211   [ +  -  +  -  :           3 :     BOOST_CHECK(!addrman->Select(/*new_only=*/false, {NET_I2P}).first.IsValid());
          +  -  +  -  +  
                -  +  - ]
     212   [ +  -  +  -  :           3 :     BOOST_CHECK(!addrman->Select(/*new_only=*/false, {NET_CJDNS}).first.IsValid());
          +  -  +  -  +  
                -  +  - ]
     213   [ +  -  +  -  :           3 :     BOOST_CHECK(!addrman->Select(/*new_only=*/true, {NET_CJDNS}).first.IsValid());
          +  -  +  -  +  
                -  +  - ]
     214   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Select(/*new_only=*/false).first == addr1);
          +  -  +  -  +  
                      - ]
     215                 :             : 
     216                 :             :     // add I2P address to the new table
     217         [ +  - ]:           1 :     CAddress i2p_addr;
     218   [ +  -  +  - ]:           1 :     i2p_addr.SetSpecial("udhdrtrcetjm5sxzskjyr5ztpeszydbh4dpl3pl4utgqqw2v4jna.b32.i2p");
     219   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Add({i2p_addr}, source));
          +  -  +  -  +  
                +  -  - ]
     220                 :             : 
     221   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Select(/*new_only=*/true, {NET_I2P}).first == i2p_addr);
          +  -  +  -  +  
                -  +  - ]
     222   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Select(/*new_only=*/false, {NET_I2P}).first == i2p_addr);
          +  -  +  -  +  
                -  +  - ]
     223   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Select(/*new_only=*/false, {NET_IPV4}).first == addr1);
          +  -  +  -  +  
                -  +  - ]
     224         [ +  - ]:           1 :     std::unordered_set<Network> nets_with_entries = {NET_IPV4, NET_I2P};
     225   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Select(/*new_only=*/false, nets_with_entries).first.IsValid());
          +  -  +  -  +  
                      - ]
     226   [ +  -  +  -  :           3 :     BOOST_CHECK(!addrman->Select(/*new_only=*/false, {NET_IPV6}).first.IsValid());
          +  -  +  -  +  
                -  +  - ]
     227   [ +  -  +  -  :           3 :     BOOST_CHECK(!addrman->Select(/*new_only=*/false, {NET_ONION}).first.IsValid());
          +  -  +  -  +  
                -  +  - ]
     228   [ +  -  +  -  :           3 :     BOOST_CHECK(!addrman->Select(/*new_only=*/false, {NET_CJDNS}).first.IsValid());
          +  -  +  -  +  
                -  +  - ]
     229         [ +  - ]:           1 :     std::unordered_set<Network> nets_without_entries = {NET_IPV6, NET_ONION, NET_CJDNS};
     230   [ +  -  +  -  :           2 :     BOOST_CHECK(!addrman->Select(/*new_only=*/false, nets_without_entries).first.IsValid());
          +  -  +  -  +  
                      - ]
     231                 :             : 
     232                 :             :     // bump I2P address to tried table
     233   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Good(i2p_addr));
             +  -  +  - ]
     234                 :             : 
     235   [ +  -  +  -  :           3 :     BOOST_CHECK(!addrman->Select(/*new_only=*/true, {NET_I2P}).first.IsValid());
          +  -  +  -  +  
                -  +  - ]
     236   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Select(/*new_only=*/false, {NET_I2P}).first == i2p_addr);
          +  -  +  -  +  
                -  +  - ]
     237                 :             : 
     238                 :             :     // add another I2P address to the new table
     239         [ +  - ]:           1 :     CAddress i2p_addr2;
     240   [ +  -  +  - ]:           1 :     i2p_addr2.SetSpecial("c4gfnttsuwqomiygupdqqqyy5y5emnk5c73hrfvatri67prd7vyq.b32.i2p");
     241   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Add({i2p_addr2}, source));
          +  -  +  -  +  
                +  -  - ]
     242                 :             : 
     243   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Select(/*new_only=*/true, {NET_I2P}).first == i2p_addr2);
          +  -  +  -  +  
                      - ]
     244                 :             : 
     245                 :             :     // ensure that both new and tried table are selected from
     246                 :           1 :     bool new_selected{false};
     247                 :           1 :     bool tried_selected{false};
     248                 :           1 :     int counter = 256;
     249                 :             : 
     250   [ +  -  +  + ]:           3 :     while (--counter > 0 && (!new_selected || !tried_selected)) {
     251   [ +  -  +  -  :           4 :         const CAddress selected{addrman->Select(/*new_only=*/false, {NET_I2P}).first};
                   +  - ]
     252   [ +  -  +  -  :           5 :         BOOST_REQUIRE(selected == i2p_addr || selected == i2p_addr2);
          +  +  +  -  +  
             -  +  -  +  
                      - ]
     253   [ +  -  +  + ]:           2 :         if (selected == i2p_addr) {
     254                 :             :             tried_selected = true;
     255                 :             :         } else {
     256                 :           1 :             new_selected = true;
     257                 :             :         }
     258                 :           2 :     }
     259                 :             : 
     260   [ +  -  +  -  :           2 :     BOOST_CHECK(new_selected);
                   +  - ]
     261   [ +  -  +  - ]:           2 :     BOOST_CHECK(tried_selected);
     262                 :           4 : }
     263                 :             : 
     264   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_select_special)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     265                 :             : {
     266                 :             :     // use a non-deterministic addrman to ensure a passing test isn't due to setup
     267                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, /*deterministic=*/false, GetCheckRatio(m_node));
     268                 :             : 
     269   [ +  -  +  - ]:           1 :     CNetAddr source = ResolveIP("252.2.2.2");
     270                 :             : 
     271                 :             :     // add I2P address to the tried table
     272         [ +  - ]:           1 :     CAddress i2p_addr;
     273   [ +  -  +  - ]:           1 :     i2p_addr.SetSpecial("udhdrtrcetjm5sxzskjyr5ztpeszydbh4dpl3pl4utgqqw2v4jna.b32.i2p");
     274   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Add({i2p_addr}, source));
          +  -  +  -  +  
                +  -  - ]
     275   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Good(i2p_addr));
             +  -  +  - ]
     276                 :             : 
     277                 :             :     // add ipv4 address to the new table
     278   [ +  -  +  - ]:           1 :     CService addr1 = ResolveService("250.1.1.3", 8333);
     279   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr1, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     280                 :             : 
     281                 :             :     // since the only ipv4 address is on the new table, ensure that the new
     282                 :             :     // table gets selected even if new_only is false. if the table was being
     283                 :             :     // selected at random, this test will sporadically fail
     284   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Select(/*new_only=*/false, {NET_IPV4}).first == addr1);
          +  -  +  -  +  
                      - ]
     285                 :           3 : }
     286                 :             : 
     287   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_new_collisions)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     288                 :             : {
     289                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
     290                 :             : 
     291   [ +  -  +  - ]:           1 :     CNetAddr source = ResolveIP("252.2.2.2");
     292                 :             : 
     293                 :           1 :     uint32_t num_addrs{0};
     294                 :             : 
     295   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), num_addrs);
                   +  - ]
     296                 :             : 
     297         [ +  + ]:          23 :     while (num_addrs < 22) { // Magic number! 250.1.1.1 - 250.1.1.22 do not collide with deterministic key = 1
     298   [ +  -  +  -  :          44 :         CService addr = ResolveService("250.1.1." + ToString(++num_addrs));
                   +  - ]
     299   [ +  -  +  -  :         110 :         BOOST_CHECK(addrman->Add({CAddress(addr, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     300                 :             : 
     301                 :             :         // Test: No collision in new table yet.
     302   [ +  -  +  -  :          22 :         BOOST_CHECK_EQUAL(addrman->Size(), num_addrs);
                   +  - ]
     303                 :          22 :     }
     304                 :             : 
     305                 :             :     // Test: new table collision!
     306   [ +  -  +  -  :           2 :     CService addr1 = ResolveService("250.1.1." + ToString(++num_addrs));
                   +  - ]
     307                 :           1 :     uint32_t collisions{1};
     308   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr1, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     309   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), num_addrs - collisions);
                   +  - ]
     310                 :             : 
     311   [ +  -  +  -  :           2 :     CService addr2 = ResolveService("250.1.1." + ToString(++num_addrs));
                   +  - ]
     312   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr2, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     313   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), num_addrs - collisions);
                   +  - ]
     314                 :          25 : }
     315                 :             : 
     316   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_new_multiplicity)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     317                 :             : {
     318                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
     319   [ +  -  +  - ]:           1 :     CAddress addr{CAddress(ResolveService("253.3.3.3", 8333), NODE_NONE)};
     320                 :           1 :     const auto start_time{Now<NodeSeconds>()};
     321                 :           1 :     addr.nTime = start_time;
     322                 :             : 
     323                 :             :     // test that multiplicity stays at 1 if nTime doesn't increase
     324         [ +  + ]:          20 :     for (unsigned int i = 1; i < 20; ++i) {
     325   [ +  -  +  -  :          57 :         std::string addr_ip{ToString(i % 256) + "." + ToString(i >> 8 % 256) + ".1.1"};
                   +  - ]
     326         [ +  - ]:          19 :         CNetAddr source{ResolveIP(addr_ip)};
     327   [ +  -  +  -  :          38 :         addrman->Add({addr}, source);
             +  +  -  - ]
     328                 :          19 :     }
     329         [ +  - ]:           1 :     AddressPosition addr_pos = addrman->FindAddressEntry(addr).value();
     330   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(addr_pos.multiplicity, 1U);
     331   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 1U);
                   +  - ]
     332                 :             : 
     333                 :             :     // if nTime increases, an addr can occur in up to 8 buckets
     334                 :             :     // The acceptance probability decreases exponentially with existing multiplicity -
     335                 :             :     // choose number of iterations such that it gets to 8 with deterministic addrman.
     336         [ +  + ]:         400 :     for (unsigned int i = 1; i < 400; ++i) {
     337   [ +  -  +  -  :        1197 :         std::string addr_ip{ToString(i % 256) + "." + ToString(i >> 8 % 256) + ".1.1"};
                   +  - ]
     338         [ +  - ]:         399 :         CNetAddr source{ResolveIP(addr_ip)};
     339                 :         399 :         addr.nTime = start_time + std::chrono::seconds{i};
     340   [ +  -  +  -  :         798 :         addrman->Add({addr}, source);
             +  +  -  - ]
     341                 :         399 :     }
     342         [ +  - ]:           1 :     AddressPosition addr_pos_multi = addrman->FindAddressEntry(addr).value();
     343   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(addr_pos_multi.multiplicity, 8U);
     344                 :             :     // multiplicity doesn't affect size
     345   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 1U);
                   +  - ]
     346                 :         419 : }
     347                 :             : 
     348   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_tried_collisions)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     349                 :             : {
     350                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
     351                 :             : 
     352   [ +  -  +  - ]:           1 :     CNetAddr source = ResolveIP("252.2.2.2");
     353                 :             : 
     354                 :           1 :     uint32_t num_addrs{0};
     355                 :             : 
     356   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), num_addrs);
                   +  - ]
     357                 :             : 
     358         [ +  + ]:          36 :     while (num_addrs < 35) { // Magic number! 250.1.1.1 - 250.1.1.35 do not collide in tried with deterministic key = 1
     359   [ +  -  +  -  :          70 :         CService addr = ResolveService("250.1.1." + ToString(++num_addrs));
                   +  - ]
     360   [ +  -  +  -  :         175 :         BOOST_CHECK(addrman->Add({CAddress(addr, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     361                 :             : 
     362                 :             :         // Test: Add to tried without collision
     363   [ +  -  +  -  :          70 :         BOOST_CHECK(addrman->Good(CAddress(addr, NODE_NONE)));
                   +  - ]
     364                 :             : 
     365                 :          35 :     }
     366                 :             : 
     367                 :             :     // Test: Unable to add to tried table due to collision!
     368   [ +  -  +  -  :           2 :     CService addr1 = ResolveService("250.1.1." + ToString(++num_addrs));
                   +  - ]
     369   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr1, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     370   [ +  -  +  -  :           2 :     BOOST_CHECK(!addrman->Good(CAddress(addr1, NODE_NONE)));
             +  -  +  - ]
     371                 :             : 
     372                 :             :     // Test: Add the next address to tried without collision
     373   [ +  -  +  -  :           2 :     CService addr2 = ResolveService("250.1.1." + ToString(++num_addrs));
                   +  - ]
     374   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr2, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     375   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Good(CAddress(addr2, NODE_NONE)));
                   +  - ]
     376                 :          38 : }
     377                 :             : 
     378                 :             : 
     379   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_getaddr)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     380                 :             : {
     381                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
     382                 :             : 
     383                 :             :     // Test: Sanity check, GetAddr should never return anything if addrman
     384                 :             :     //  is empty.
     385   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 0U);
                   +  - ]
     386         [ +  - ]:           1 :     std::vector<CAddress> vAddr1 = addrman->GetAddr(/*max_addresses=*/0, /*max_pct=*/0, /*network=*/std::nullopt);
     387   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(vAddr1.size(), 0U);
     388                 :             : 
     389   [ +  -  +  - ]:           1 :     CAddress addr1 = CAddress(ResolveService("250.250.2.1", 8333), NODE_NONE);
     390                 :           1 :     addr1.nTime = Now<NodeSeconds>(); // Set time so isTerrible = false
     391   [ +  -  +  - ]:           1 :     CAddress addr2 = CAddress(ResolveService("250.251.2.2", 9999), NODE_NONE);
     392                 :           1 :     addr2.nTime = Now<NodeSeconds>();
     393   [ +  -  +  - ]:           1 :     CAddress addr3 = CAddress(ResolveService("251.252.2.3", 8333), NODE_NONE);
     394                 :           1 :     addr3.nTime = Now<NodeSeconds>();
     395   [ +  -  +  - ]:           1 :     CAddress addr4 = CAddress(ResolveService("252.253.3.4", 8333), NODE_NONE);
     396                 :           1 :     addr4.nTime = Now<NodeSeconds>();
     397   [ +  -  +  - ]:           1 :     CAddress addr5 = CAddress(ResolveService("252.254.4.5", 8333), NODE_NONE);
     398                 :           1 :     addr5.nTime = Now<NodeSeconds>();
     399   [ +  -  +  - ]:           1 :     CNetAddr source1 = ResolveIP("250.1.2.1");
     400   [ +  -  +  - ]:           1 :     CNetAddr source2 = ResolveIP("250.2.3.3");
     401                 :             : 
     402                 :             :     // Test: Ensure GetAddr works with new addresses.
     403   [ +  -  +  -  :           6 :     BOOST_CHECK(addrman->Add({addr1, addr3, addr5}, source1));
          +  -  +  -  +  
                +  -  - ]
     404   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({addr2, addr4}, source2));
          +  -  +  -  +  
                +  -  - ]
     405                 :             : 
     406   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->GetAddr(/*max_addresses=*/0, /*max_pct=*/0, /*network=*/std::nullopt).size(), 5U);
                   +  - ]
     407                 :             :     // Net processing asks for 23% of addresses. 23% of 5 is 1 rounded down.
     408   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->GetAddr(/*max_addresses=*/2500, /*max_pct=*/23, /*network=*/std::nullopt).size(), 1U);
                   +  - ]
     409                 :             : 
     410                 :             :     // Test: Ensure GetAddr works with new and tried addresses.
     411   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Good(CAddress(addr1, NODE_NONE)));
             +  -  +  - ]
     412   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Good(CAddress(addr2, NODE_NONE)));
             +  -  +  - ]
     413   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->GetAddr(/*max_addresses=*/0, /*max_pct=*/0, /*network=*/std::nullopt).size(), 5U);
                   +  - ]
     414   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->GetAddr(/*max_addresses=*/2500, /*max_pct=*/23, /*network=*/std::nullopt).size(), 1U);
                   +  - ]
     415                 :             : 
     416                 :             :     // Test: Ensure GetAddr still returns 23% when addrman has many addrs.
     417         [ +  + ]:        2048 :     for (unsigned int i = 1; i < (8 * 256); i++) {
     418                 :        2047 :         int octet1 = i % 256;
     419                 :        2047 :         int octet2 = i >> 8 % 256;
     420   [ +  -  +  -  :        6141 :         std::string strAddr = ToString(octet1) + "." + ToString(octet2) + ".1.23";
                   +  - ]
     421         [ +  - ]:        2047 :         CAddress addr = CAddress(ResolveService(strAddr), NODE_NONE);
     422                 :             : 
     423                 :             :         // Ensure that for all addrs in addrman, isTerrible == false.
     424                 :        2047 :         addr.nTime = Now<NodeSeconds>();
     425   [ +  -  +  -  :        6141 :         addrman->Add({addr}, ResolveIP(strAddr));
          +  -  +  +  -  
                      - ]
     426         [ +  + ]:        2047 :         if (i % 8 == 0)
     427         [ +  - ]:         255 :             addrman->Good(addr);
     428                 :        2047 :     }
     429         [ +  - ]:           1 :     std::vector<CAddress> vAddr = addrman->GetAddr(/*max_addresses=*/2500, /*max_pct=*/23, /*network=*/std::nullopt);
     430                 :             : 
     431         [ +  - ]:           1 :     size_t percent23 = (addrman->Size() * 23) / 100;
     432   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(vAddr.size(), percent23);
     433   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(vAddr.size(), 461U);
     434                 :             :     // (addrman.Size() < number of addresses added) due to address collisions.
     435   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 2006U);
                   +  - ]
     436                 :        2050 : }
     437                 :             : 
     438   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(getaddr_unfiltered)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     439                 :             : {
     440                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
     441                 :             : 
     442                 :             :     // Set time on this addr so isTerrible = false
     443   [ +  -  +  - ]:           1 :     CAddress addr1 = CAddress(ResolveService("250.250.2.1", 8333), NODE_NONE);
     444                 :           1 :     addr1.nTime = Now<NodeSeconds>();
     445                 :             :     // Not setting time so this addr should be isTerrible = true
     446   [ +  -  +  - ]:           1 :     CAddress addr2 = CAddress(ResolveService("250.251.2.2", 9999), NODE_NONE);
     447                 :             : 
     448   [ +  -  +  - ]:           1 :     CNetAddr source = ResolveIP("250.1.2.1");
     449   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({addr1, addr2}, source));
          +  -  +  -  +  
                +  -  - ]
     450                 :             : 
     451                 :             :     // Set time on this addr so isTerrible = false
     452   [ +  -  +  - ]:           1 :     CAddress addr3 = CAddress(ResolveService("250.251.2.3", 9998), NODE_NONE);
     453                 :           1 :     addr3.nTime = Now<NodeSeconds>();
     454         [ +  - ]:           1 :     addrman->Good(addr3, /*time=*/Now<NodeSeconds>());
     455   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Add({addr3}, source));
          +  -  +  -  +  
                +  -  - ]
     456                 :             :     // The time is set, but after ADDRMAN_RETRIES unsuccessful attempts not
     457                 :             :     // retried in the last minute, this addr should be isTerrible = true
     458         [ +  + ]:           4 :     for (size_t i = 0; i < 3; ++i) {
     459         [ +  - ]:           3 :         addrman->Attempt(addr3, /*fCountFailure=*/true, /*time=*/Now<NodeSeconds>() - 61s);
     460                 :             :     }
     461                 :             : 
     462                 :             :     // GetAddr filtered by quality (i.e. not IsTerrible) should only return addr1
     463   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->GetAddr(/*max_addresses=*/0, /*max_pct=*/0, /*network=*/std::nullopt).size(), 1U);
                   +  - ]
     464                 :             :     // Unfiltered GetAddr should return all addrs
     465   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->GetAddr(/*max_addresses=*/0, /*max_pct=*/0, /*network=*/std::nullopt, /*filtered=*/false).size(), 3U);
                   +  - ]
     466                 :           3 : }
     467                 :             : 
     468   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(caddrinfo_get_tried_bucket_legacy)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     469                 :             : {
     470         [ +  - ]:           1 :     CAddress addr1 = CAddress(ResolveService("250.1.1.1", 8333), NODE_NONE);
     471   [ +  -  +  - ]:           1 :     CAddress addr2 = CAddress(ResolveService("250.1.1.1", 9999), NODE_NONE);
     472                 :             : 
     473   [ +  -  +  - ]:           1 :     CNetAddr source1 = ResolveIP("250.1.1.1");
     474                 :             : 
     475                 :             : 
     476                 :           1 :     AddrInfo info1 = AddrInfo(addr1, source1);
     477                 :             : 
     478   [ +  -  +  -  :           1 :     uint256 nKey1 = (HashWriter{} << 1).GetHash();
                   +  - ]
     479   [ +  -  +  -  :           1 :     uint256 nKey2 = (HashWriter{} << 2).GetHash();
                   +  - ]
     480                 :             : 
     481   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(info1.GetTriedBucket(nKey1, EMPTY_NETGROUPMAN), 40);
                   +  - ]
     482                 :             : 
     483                 :             :     // Test: Make sure key actually randomizes bucket placement. A fail on
     484                 :             :     //  this test could be a security issue.
     485   [ +  -  +  -  :           2 :     BOOST_CHECK(info1.GetTriedBucket(nKey1, EMPTY_NETGROUPMAN) != info1.GetTriedBucket(nKey2, EMPTY_NETGROUPMAN));
             +  -  +  - ]
     486                 :             : 
     487                 :             :     // Test: Two addresses with same IP but different ports can map to
     488                 :             :     //  different buckets because they have different keys.
     489                 :           1 :     AddrInfo info2 = AddrInfo(addr2, source1);
     490                 :             : 
     491   [ +  -  +  -  :           2 :     BOOST_CHECK(info1.GetKey() != info2.GetKey());
          +  -  +  -  +  
                      - ]
     492   [ +  -  +  -  :           2 :     BOOST_CHECK(info1.GetTriedBucket(nKey1, EMPTY_NETGROUPMAN) != info2.GetTriedBucket(nKey1, EMPTY_NETGROUPMAN));
             +  -  +  - ]
     493                 :             : 
     494                 :           1 :     std::set<int> buckets;
     495         [ +  + ]:         256 :     for (int i = 0; i < 255; i++) {
     496                 :         255 :         AddrInfo infoi = AddrInfo(
     497   [ +  -  +  -  :         510 :             CAddress(ResolveService("250.1.1." + ToString(i)), NODE_NONE),
                   +  - ]
     498   [ +  -  +  -  :         765 :             ResolveIP("250.1.1." + ToString(i)));
                   +  - ]
     499         [ +  - ]:         255 :         int bucket = infoi.GetTriedBucket(nKey1, EMPTY_NETGROUPMAN);
     500         [ +  - ]:         255 :         buckets.insert(bucket);
     501                 :         255 :     }
     502                 :             :     // Test: IP addresses in the same /16 prefix should
     503                 :             :     // never get more than 8 buckets with legacy grouping
     504   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(buckets.size(), 8U);
     505                 :             : 
     506                 :           1 :     buckets.clear();
     507         [ +  + ]:         256 :     for (int j = 0; j < 255; j++) {
     508                 :         255 :         AddrInfo infoj = AddrInfo(
     509   [ +  -  +  -  :         765 :             CAddress(ResolveService("250." + ToString(j) + ".1.1"), NODE_NONE),
                   +  - ]
     510   [ +  -  +  -  :        1020 :             ResolveIP("250." + ToString(j) + ".1.1"));
                   +  - ]
     511         [ +  - ]:         255 :         int bucket = infoj.GetTriedBucket(nKey1, EMPTY_NETGROUPMAN);
     512         [ +  - ]:         255 :         buckets.insert(bucket);
     513                 :         255 :     }
     514                 :             :     // Test: IP addresses in the different /16 prefix should map to more than
     515                 :             :     // 8 buckets with legacy grouping
     516   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(buckets.size(), 160U);
     517                 :           3 : }
     518                 :             : 
     519   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(caddrinfo_get_new_bucket_legacy)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     520                 :             : {
     521         [ +  - ]:           1 :     CAddress addr1 = CAddress(ResolveService("250.1.2.1", 8333), NODE_NONE);
     522   [ +  -  +  - ]:           1 :     CAddress addr2 = CAddress(ResolveService("250.1.2.1", 9999), NODE_NONE);
     523                 :             : 
     524   [ +  -  +  - ]:           1 :     CNetAddr source1 = ResolveIP("250.1.2.1");
     525                 :             : 
     526                 :           1 :     AddrInfo info1 = AddrInfo(addr1, source1);
     527                 :             : 
     528   [ +  -  +  -  :           1 :     uint256 nKey1 = (HashWriter{} << 1).GetHash();
                   +  - ]
     529   [ +  -  +  -  :           1 :     uint256 nKey2 = (HashWriter{} << 2).GetHash();
                   +  - ]
     530                 :             : 
     531                 :             :     // Test: Make sure the buckets are what we expect
     532   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(info1.GetNewBucket(nKey1, EMPTY_NETGROUPMAN), 786);
                   +  - ]
     533   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(info1.GetNewBucket(nKey1, source1, EMPTY_NETGROUPMAN), 786);
                   +  - ]
     534                 :             : 
     535                 :             :     // Test: Make sure key actually randomizes bucket placement. A fail on
     536                 :             :     //  this test could be a security issue.
     537   [ +  -  +  -  :           2 :     BOOST_CHECK(info1.GetNewBucket(nKey1, EMPTY_NETGROUPMAN) != info1.GetNewBucket(nKey2, EMPTY_NETGROUPMAN));
             +  -  +  - ]
     538                 :             : 
     539                 :             :     // Test: Ports should not affect bucket placement in the addr
     540                 :           1 :     AddrInfo info2 = AddrInfo(addr2, source1);
     541   [ +  -  +  -  :           2 :     BOOST_CHECK(info1.GetKey() != info2.GetKey());
          +  -  +  -  +  
                      - ]
     542   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(info1.GetNewBucket(nKey1, EMPTY_NETGROUPMAN), info2.GetNewBucket(nKey1, EMPTY_NETGROUPMAN));
             +  -  +  - ]
     543                 :             : 
     544                 :           1 :     std::set<int> buckets;
     545         [ +  + ]:         256 :     for (int i = 0; i < 255; i++) {
     546                 :         255 :         AddrInfo infoi = AddrInfo(
     547   [ +  -  +  -  :         510 :             CAddress(ResolveService("250.1.1." + ToString(i)), NODE_NONE),
                   +  - ]
     548   [ +  -  +  -  :         765 :             ResolveIP("250.1.1." + ToString(i)));
                   +  - ]
     549         [ +  - ]:         255 :         int bucket = infoi.GetNewBucket(nKey1, EMPTY_NETGROUPMAN);
     550         [ +  - ]:         255 :         buckets.insert(bucket);
     551                 :         255 :     }
     552                 :             :     // Test: IP addresses in the same group (\16 prefix for IPv4) should
     553                 :             :     //  always map to the same bucket.
     554   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(buckets.size(), 1U);
     555                 :             : 
     556                 :           1 :     buckets.clear();
     557         [ +  + ]:        1021 :     for (int j = 0; j < 4 * 255; j++) {
     558         [ +  - ]:        2040 :         AddrInfo infoj = AddrInfo(CAddress(
     559                 :        1020 :                                         ResolveService(
     560   [ +  -  +  -  :        4080 :                                             ToString(250 + (j / 255)) + "." + ToString(j % 256) + ".1.1"), NODE_NONE),
             +  -  +  - ]
     561   [ +  -  +  - ]:        3060 :             ResolveIP("251.4.1.1"));
     562         [ +  - ]:        1020 :         int bucket = infoj.GetNewBucket(nKey1, EMPTY_NETGROUPMAN);
     563         [ +  - ]:        1020 :         buckets.insert(bucket);
     564                 :        1020 :     }
     565                 :             :     // Test: IP addresses in the same source groups should map to NO MORE
     566                 :             :     //  than 64 buckets.
     567   [ +  -  +  - ]:           2 :     BOOST_CHECK(buckets.size() <= 64);
     568                 :             : 
     569                 :           1 :     buckets.clear();
     570         [ +  + ]:         256 :     for (int p = 0; p < 255; p++) {
     571                 :         255 :         AddrInfo infoj = AddrInfo(
     572   [ +  -  +  - ]:         510 :             CAddress(ResolveService("250.1.1.1"), NODE_NONE),
     573   [ +  -  +  -  :        1020 :             ResolveIP("250." + ToString(p) + ".1.1"));
                   +  - ]
     574         [ +  - ]:         255 :         int bucket = infoj.GetNewBucket(nKey1, EMPTY_NETGROUPMAN);
     575         [ +  - ]:         255 :         buckets.insert(bucket);
     576                 :         255 :     }
     577                 :             :     // Test: IP addresses in the different source groups should map to MORE
     578                 :             :     //  than 64 buckets.
     579   [ +  -  +  - ]:           2 :     BOOST_CHECK(buckets.size() > 64);
     580                 :           3 : }
     581                 :             : 
     582                 :             : // The following three test cases use asmap.raw
     583                 :             : // We use an artificial minimal mock mapping
     584                 :             : // 250.0.0.0/8 AS1000
     585                 :             : // 101.1.0.0/16 AS1
     586                 :             : // 101.2.0.0/16 AS2
     587                 :             : // 101.3.0.0/16 AS3
     588                 :             : // 101.4.0.0/16 AS4
     589                 :             : // 101.5.0.0/16 AS5
     590                 :             : // 101.6.0.0/16 AS6
     591                 :             : // 101.7.0.0/16 AS7
     592                 :             : // 101.8.0.0/16 AS8
     593   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(caddrinfo_get_tried_bucket)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     594                 :             : {
     595                 :           1 :     std::vector<bool> asmap = FromBytes(test::data::asmap);
     596         [ +  - ]:           2 :     NetGroupManager ngm_asmap{asmap};
     597                 :             : 
     598   [ +  -  +  - ]:           1 :     CAddress addr1 = CAddress(ResolveService("250.1.1.1", 8333), NODE_NONE);
     599   [ +  -  +  - ]:           1 :     CAddress addr2 = CAddress(ResolveService("250.1.1.1", 9999), NODE_NONE);
     600                 :             : 
     601   [ +  -  +  - ]:           1 :     CNetAddr source1 = ResolveIP("250.1.1.1");
     602                 :             : 
     603                 :             : 
     604                 :           1 :     AddrInfo info1 = AddrInfo(addr1, source1);
     605                 :             : 
     606   [ +  -  +  -  :           1 :     uint256 nKey1 = (HashWriter{} << 1).GetHash();
                   +  - ]
     607   [ +  -  +  -  :           1 :     uint256 nKey2 = (HashWriter{} << 2).GetHash();
                   +  - ]
     608                 :             : 
     609   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(info1.GetTriedBucket(nKey1, ngm_asmap), 236);
                   +  - ]
     610                 :             : 
     611                 :             :     // Test: Make sure key actually randomizes bucket placement. A fail on
     612                 :             :     //  this test could be a security issue.
     613   [ +  -  +  -  :           2 :     BOOST_CHECK(info1.GetTriedBucket(nKey1, ngm_asmap) != info1.GetTriedBucket(nKey2, ngm_asmap));
             +  -  +  - ]
     614                 :             : 
     615                 :             :     // Test: Two addresses with same IP but different ports can map to
     616                 :             :     //  different buckets because they have different keys.
     617                 :           1 :     AddrInfo info2 = AddrInfo(addr2, source1);
     618                 :             : 
     619   [ +  -  +  -  :           2 :     BOOST_CHECK(info1.GetKey() != info2.GetKey());
          +  -  +  -  +  
                      - ]
     620   [ +  -  +  -  :           2 :     BOOST_CHECK(info1.GetTriedBucket(nKey1, ngm_asmap) != info2.GetTriedBucket(nKey1, ngm_asmap));
             +  -  +  - ]
     621                 :             : 
     622                 :           1 :     std::set<int> buckets;
     623         [ +  + ]:         256 :     for (int j = 0; j < 255; j++) {
     624                 :         255 :         AddrInfo infoj = AddrInfo(
     625   [ +  -  +  -  :         765 :             CAddress(ResolveService("101." + ToString(j) + ".1.1"), NODE_NONE),
                   +  - ]
     626   [ +  -  +  -  :        1020 :             ResolveIP("101." + ToString(j) + ".1.1"));
                   +  - ]
     627         [ +  - ]:         255 :         int bucket = infoj.GetTriedBucket(nKey1, ngm_asmap);
     628         [ +  - ]:         255 :         buckets.insert(bucket);
     629                 :         255 :     }
     630                 :             :     // Test: IP addresses in the different /16 prefix MAY map to more than
     631                 :             :     // 8 buckets.
     632   [ +  -  +  - ]:           2 :     BOOST_CHECK(buckets.size() > 8);
     633                 :             : 
     634                 :           1 :     buckets.clear();
     635         [ +  + ]:         256 :     for (int j = 0; j < 255; j++) {
     636                 :         255 :         AddrInfo infoj = AddrInfo(
     637   [ +  -  +  -  :         765 :             CAddress(ResolveService("250." + ToString(j) + ".1.1"), NODE_NONE),
                   +  - ]
     638   [ +  -  +  -  :        1020 :             ResolveIP("250." + ToString(j) + ".1.1"));
                   +  - ]
     639         [ +  - ]:         255 :         int bucket = infoj.GetTriedBucket(nKey1, ngm_asmap);
     640         [ +  - ]:         255 :         buckets.insert(bucket);
     641                 :         255 :     }
     642                 :             :     // Test: IP addresses in the different /16 prefix MAY NOT map to more than
     643                 :             :     // 8 buckets.
     644   [ +  -  +  - ]:           2 :     BOOST_CHECK(buckets.size() == 8);
     645                 :           3 : }
     646                 :             : 
     647   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(caddrinfo_get_new_bucket)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     648                 :             : {
     649                 :           1 :     std::vector<bool> asmap = FromBytes(test::data::asmap);
     650         [ +  - ]:           2 :     NetGroupManager ngm_asmap{asmap};
     651                 :             : 
     652   [ +  -  +  - ]:           1 :     CAddress addr1 = CAddress(ResolveService("250.1.2.1", 8333), NODE_NONE);
     653   [ +  -  +  - ]:           1 :     CAddress addr2 = CAddress(ResolveService("250.1.2.1", 9999), NODE_NONE);
     654                 :             : 
     655   [ +  -  +  - ]:           1 :     CNetAddr source1 = ResolveIP("250.1.2.1");
     656                 :             : 
     657                 :           1 :     AddrInfo info1 = AddrInfo(addr1, source1);
     658                 :             : 
     659   [ +  -  +  -  :           1 :     uint256 nKey1 = (HashWriter{} << 1).GetHash();
                   +  - ]
     660   [ +  -  +  -  :           1 :     uint256 nKey2 = (HashWriter{} << 2).GetHash();
                   +  - ]
     661                 :             : 
     662                 :             :     // Test: Make sure the buckets are what we expect
     663   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(info1.GetNewBucket(nKey1, ngm_asmap), 795);
                   +  - ]
     664   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(info1.GetNewBucket(nKey1, source1, ngm_asmap), 795);
                   +  - ]
     665                 :             : 
     666                 :             :     // Test: Make sure key actually randomizes bucket placement. A fail on
     667                 :             :     //  this test could be a security issue.
     668   [ +  -  +  -  :           2 :     BOOST_CHECK(info1.GetNewBucket(nKey1, ngm_asmap) != info1.GetNewBucket(nKey2, ngm_asmap));
             +  -  +  - ]
     669                 :             : 
     670                 :             :     // Test: Ports should not affect bucket placement in the addr
     671                 :           1 :     AddrInfo info2 = AddrInfo(addr2, source1);
     672   [ +  -  +  -  :           2 :     BOOST_CHECK(info1.GetKey() != info2.GetKey());
          +  -  +  -  +  
                      - ]
     673   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(info1.GetNewBucket(nKey1, ngm_asmap), info2.GetNewBucket(nKey1, ngm_asmap));
             +  -  +  - ]
     674                 :             : 
     675                 :           1 :     std::set<int> buckets;
     676         [ +  + ]:         256 :     for (int i = 0; i < 255; i++) {
     677                 :         255 :         AddrInfo infoi = AddrInfo(
     678   [ +  -  +  -  :         510 :             CAddress(ResolveService("250.1.1." + ToString(i)), NODE_NONE),
                   +  - ]
     679   [ +  -  +  -  :         765 :             ResolveIP("250.1.1." + ToString(i)));
                   +  - ]
     680         [ +  - ]:         255 :         int bucket = infoi.GetNewBucket(nKey1, ngm_asmap);
     681         [ +  - ]:         255 :         buckets.insert(bucket);
     682                 :         255 :     }
     683                 :             :     // Test: IP addresses in the same /16 prefix
     684                 :             :     // usually map to the same bucket.
     685   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(buckets.size(), 1U);
     686                 :             : 
     687                 :           1 :     buckets.clear();
     688         [ +  + ]:        1021 :     for (int j = 0; j < 4 * 255; j++) {
     689         [ +  - ]:        2040 :         AddrInfo infoj = AddrInfo(CAddress(
     690                 :        1020 :                                         ResolveService(
     691   [ +  -  +  -  :        4080 :                                             ToString(250 + (j / 255)) + "." + ToString(j % 256) + ".1.1"), NODE_NONE),
             +  -  +  - ]
     692   [ +  -  +  - ]:        3060 :             ResolveIP("251.4.1.1"));
     693         [ +  - ]:        1020 :         int bucket = infoj.GetNewBucket(nKey1, ngm_asmap);
     694         [ +  - ]:        1020 :         buckets.insert(bucket);
     695                 :        1020 :     }
     696                 :             :     // Test: IP addresses in the same source /16 prefix should not map to more
     697                 :             :     // than 64 buckets.
     698   [ +  -  +  - ]:           2 :     BOOST_CHECK(buckets.size() <= 64);
     699                 :             : 
     700                 :           1 :     buckets.clear();
     701         [ +  + ]:         256 :     for (int p = 0; p < 255; p++) {
     702                 :         255 :         AddrInfo infoj = AddrInfo(
     703   [ +  -  +  - ]:         510 :             CAddress(ResolveService("250.1.1.1"), NODE_NONE),
     704   [ +  -  +  -  :        1020 :             ResolveIP("101." + ToString(p) + ".1.1"));
                   +  - ]
     705         [ +  - ]:         255 :         int bucket = infoj.GetNewBucket(nKey1, ngm_asmap);
     706         [ +  - ]:         255 :         buckets.insert(bucket);
     707                 :         255 :     }
     708                 :             :     // Test: IP addresses in the different source /16 prefixes usually map to MORE
     709                 :             :     // than 1 bucket.
     710   [ +  -  +  - ]:           2 :     BOOST_CHECK(buckets.size() > 1);
     711                 :             : 
     712                 :           1 :     buckets.clear();
     713         [ +  + ]:         256 :     for (int p = 0; p < 255; p++) {
     714                 :         255 :         AddrInfo infoj = AddrInfo(
     715   [ +  -  +  - ]:         510 :             CAddress(ResolveService("250.1.1.1"), NODE_NONE),
     716   [ +  -  +  -  :        1020 :             ResolveIP("250." + ToString(p) + ".1.1"));
                   +  - ]
     717         [ +  - ]:         255 :         int bucket = infoj.GetNewBucket(nKey1, ngm_asmap);
     718         [ +  - ]:         255 :         buckets.insert(bucket);
     719                 :         255 :     }
     720                 :             :     // Test: IP addresses in the different source /16 prefixes sometimes map to NO MORE
     721                 :             :     // than 1 bucket.
     722   [ +  -  +  - ]:           2 :     BOOST_CHECK(buckets.size() == 1);
     723                 :           3 : }
     724                 :             : 
     725   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_serialization)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     726                 :             : {
     727                 :           1 :     std::vector<bool> asmap1 = FromBytes(test::data::asmap);
     728         [ +  - ]:           2 :     NetGroupManager netgroupman{asmap1};
     729                 :             : 
     730         [ +  - ]:           1 :     const auto ratio = GetCheckRatio(m_node);
     731         [ +  - ]:           1 :     auto addrman_asmap1 = std::make_unique<AddrMan>(netgroupman, DETERMINISTIC, ratio);
     732         [ +  - ]:           1 :     auto addrman_asmap1_dup = std::make_unique<AddrMan>(netgroupman, DETERMINISTIC, ratio);
     733         [ +  - ]:           1 :     auto addrman_noasmap = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, ratio);
     734                 :             : 
     735                 :           1 :     DataStream stream{};
     736                 :             : 
     737   [ +  -  +  - ]:           1 :     CAddress addr = CAddress(ResolveService("250.1.1.1"), NODE_NONE);
     738         [ +  - ]:           1 :     CNetAddr default_source;
     739                 :             : 
     740   [ +  -  +  -  :           2 :     addrman_asmap1->Add({addr}, default_source);
             +  +  -  - ]
     741                 :             : 
     742         [ +  - ]:           1 :     stream << *addrman_asmap1;
     743                 :             :     // serizalizing/deserializing addrman with the same asmap
     744         [ +  - ]:           1 :     stream >> *addrman_asmap1_dup;
     745                 :             : 
     746         [ +  - ]:           1 :     AddressPosition addr_pos1 = addrman_asmap1->FindAddressEntry(addr).value();
     747         [ +  - ]:           1 :     AddressPosition addr_pos2 = addrman_asmap1_dup->FindAddressEntry(addr).value();
     748   [ +  -  +  -  :           2 :     BOOST_CHECK(addr_pos1.multiplicity != 0);
                   +  - ]
     749   [ +  -  +  -  :           2 :     BOOST_CHECK(addr_pos2.multiplicity != 0);
                   +  - ]
     750                 :             : 
     751   [ +  -  +  -  :           2 :     BOOST_CHECK(addr_pos1 == addr_pos2);
                   +  - ]
     752                 :             : 
     753                 :             :     // deserializing asmaped peers.dat to non-asmaped addrman
     754         [ +  - ]:           1 :     stream << *addrman_asmap1;
     755         [ +  - ]:           1 :     stream >> *addrman_noasmap;
     756         [ +  - ]:           1 :     AddressPosition addr_pos3 = addrman_noasmap->FindAddressEntry(addr).value();
     757   [ +  -  +  -  :           2 :     BOOST_CHECK(addr_pos3.multiplicity != 0);
                   +  - ]
     758   [ +  -  +  -  :           2 :     BOOST_CHECK(addr_pos1.bucket != addr_pos3.bucket);
                   +  - ]
     759   [ +  -  +  -  :           2 :     BOOST_CHECK(addr_pos1.position != addr_pos3.position);
                   +  - ]
     760                 :             : 
     761                 :             :     // deserializing non-asmaped peers.dat to asmaped addrman
     762         [ +  - ]:           2 :     addrman_asmap1 = std::make_unique<AddrMan>(netgroupman, DETERMINISTIC, ratio);
     763         [ +  - ]:           2 :     addrman_noasmap = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, ratio);
     764   [ +  -  +  -  :           2 :     addrman_noasmap->Add({addr}, default_source);
             +  +  -  - ]
     765         [ +  - ]:           1 :     stream << *addrman_noasmap;
     766         [ +  - ]:           1 :     stream >> *addrman_asmap1;
     767                 :             : 
     768         [ +  - ]:           1 :     AddressPosition addr_pos4 = addrman_asmap1->FindAddressEntry(addr).value();
     769   [ +  -  +  -  :           2 :     BOOST_CHECK(addr_pos4.multiplicity != 0);
                   +  - ]
     770   [ +  -  +  -  :           2 :     BOOST_CHECK(addr_pos4.bucket != addr_pos3.bucket);
                   +  - ]
     771   [ +  -  +  -  :           2 :     BOOST_CHECK(addr_pos4 == addr_pos2);
                   +  - ]
     772                 :             : 
     773                 :             :     // used to map to different buckets, now maps to the same bucket.
     774         [ +  - ]:           2 :     addrman_asmap1 = std::make_unique<AddrMan>(netgroupman, DETERMINISTIC, ratio);
     775         [ +  - ]:           2 :     addrman_noasmap = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, ratio);
     776   [ +  -  +  - ]:           1 :     CAddress addr1 = CAddress(ResolveService("250.1.1.1"), NODE_NONE);
     777   [ +  -  +  - ]:           1 :     CAddress addr2 = CAddress(ResolveService("250.2.1.1"), NODE_NONE);
     778   [ +  -  +  -  :           4 :     addrman_noasmap->Add({addr, addr2}, default_source);
             +  +  -  - ]
     779         [ +  - ]:           1 :     AddressPosition addr_pos5 = addrman_noasmap->FindAddressEntry(addr1).value();
     780         [ +  - ]:           1 :     AddressPosition addr_pos6 = addrman_noasmap->FindAddressEntry(addr2).value();
     781   [ +  -  +  -  :           2 :     BOOST_CHECK(addr_pos5.bucket != addr_pos6.bucket);
                   +  - ]
     782         [ +  - ]:           1 :     stream << *addrman_noasmap;
     783         [ +  - ]:           1 :     stream >> *addrman_asmap1;
     784         [ +  - ]:           1 :     AddressPosition addr_pos7 = addrman_asmap1->FindAddressEntry(addr1).value();
     785         [ +  - ]:           1 :     AddressPosition addr_pos8 = addrman_asmap1->FindAddressEntry(addr2).value();
     786   [ +  -  +  -  :           2 :     BOOST_CHECK(addr_pos7.bucket == addr_pos8.bucket);
                   +  - ]
     787   [ +  -  +  - ]:           2 :     BOOST_CHECK(addr_pos7.position != addr_pos8.position);
     788                 :           4 : }
     789                 :             : 
     790   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(remove_invalid)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     791                 :             : {
     792                 :             :     // Confirm that invalid addresses are ignored in unserialization.
     793                 :             : 
     794                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
     795                 :           1 :     DataStream stream{};
     796                 :             : 
     797   [ +  -  +  - ]:           1 :     const CAddress new1{ResolveService("5.5.5.5"), NODE_NONE};
     798   [ +  -  +  - ]:           1 :     const CAddress new2{ResolveService("6.6.6.6"), NODE_NONE};
     799   [ +  -  +  - ]:           1 :     const CAddress tried1{ResolveService("7.7.7.7"), NODE_NONE};
     800   [ +  -  +  - ]:           1 :     const CAddress tried2{ResolveService("8.8.8.8"), NODE_NONE};
     801                 :             : 
     802   [ +  -  +  -  :           6 :     addrman->Add({new1, tried1, new2, tried2}, CNetAddr{});
          +  -  +  +  -  
                      - ]
     803         [ +  - ]:           1 :     addrman->Good(tried1);
     804         [ +  - ]:           1 :     addrman->Good(tried2);
     805   [ +  -  +  -  :           1 :     BOOST_REQUIRE_EQUAL(addrman->Size(), 4);
                   +  - ]
     806                 :             : 
     807         [ +  - ]:           1 :     stream << *addrman;
     808                 :             : 
     809         [ +  - ]:           1 :     const std::string str{stream.str()};
     810                 :           1 :     size_t pos;
     811                 :             : 
     812                 :           1 :     const char new2_raw[]{6, 6, 6, 6};
     813                 :           1 :     const uint8_t new2_raw_replacement[]{0, 0, 0, 0}; // 0.0.0.0 is !IsValid()
     814                 :           1 :     pos = str.find(new2_raw, 0, sizeof(new2_raw));
     815   [ +  -  +  -  :           2 :     BOOST_REQUIRE(pos != std::string::npos);
                   +  - ]
     816   [ +  -  +  - ]:           2 :     BOOST_REQUIRE(pos + sizeof(new2_raw_replacement) <= stream.size());
     817                 :           1 :     memcpy(stream.data() + pos, new2_raw_replacement, sizeof(new2_raw_replacement));
     818                 :             : 
     819                 :           1 :     const char tried2_raw[]{8, 8, 8, 8};
     820                 :           1 :     const uint8_t tried2_raw_replacement[]{255, 255, 255, 255}; // 255.255.255.255 is !IsValid()
     821                 :           1 :     pos = str.find(tried2_raw, 0, sizeof(tried2_raw));
     822   [ +  -  +  -  :           2 :     BOOST_REQUIRE(pos != std::string::npos);
                   +  - ]
     823   [ +  -  +  -  :           2 :     BOOST_REQUIRE(pos + sizeof(tried2_raw_replacement) <= stream.size());
                   +  - ]
     824         [ +  - ]:           1 :     memcpy(stream.data() + pos, tried2_raw_replacement, sizeof(tried2_raw_replacement));
     825                 :             : 
     826   [ +  -  +  - ]:           2 :     addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
     827         [ +  - ]:           1 :     stream >> *addrman;
     828   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 2);
                   +  - ]
     829                 :           2 : }
     830                 :             : 
     831   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_selecttriedcollision)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     832                 :             : {
     833                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
     834                 :             : 
     835   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Size() == 0);
             +  -  +  - ]
     836                 :             : 
     837                 :             :     // Empty addrman should return blank addrman info.
     838   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->SelectTriedCollision().first.ToStringAddrPort() == "[::]:0");
          +  -  +  -  +  
                      - ]
     839                 :             : 
     840                 :             :     // Add twenty two addresses.
     841   [ +  -  +  - ]:           1 :     CNetAddr source = ResolveIP("252.2.2.2");
     842         [ +  + ]:          23 :     for (unsigned int i = 1; i < 23; i++) {
     843   [ +  -  +  -  :          44 :         CService addr = ResolveService("250.1.1." + ToString(i));
                   +  - ]
     844   [ +  -  +  -  :         110 :         BOOST_CHECK(addrman->Add({CAddress(addr, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     845                 :             : 
     846                 :             :         // No collisions in tried.
     847   [ +  -  +  -  :          44 :         BOOST_CHECK(addrman->Good(addr));
             +  -  +  - ]
     848   [ +  -  +  -  :          44 :         BOOST_CHECK(addrman->SelectTriedCollision().first.ToStringAddrPort() == "[::]:0");
             +  -  +  - ]
     849                 :          22 :     }
     850                 :             : 
     851                 :             :     // Ensure Good handles duplicates well.
     852                 :             :     // If an address is a duplicate, Good will return false but will not count it as a collision.
     853         [ +  + ]:          23 :     for (unsigned int i = 1; i < 23; i++) {
     854   [ +  -  +  -  :          44 :         CService addr = ResolveService("250.1.1." + ToString(i));
                   +  - ]
     855                 :             : 
     856                 :             :         // Unable to add duplicate address to tried table.
     857   [ +  -  +  -  :          44 :         BOOST_CHECK(!addrman->Good(addr));
             +  -  +  - ]
     858                 :             : 
     859                 :             :         // Verify duplicate address not marked as a collision.
     860   [ +  -  +  -  :          44 :         BOOST_CHECK(addrman->SelectTriedCollision().first.ToStringAddrPort() == "[::]:0");
             +  -  +  - ]
     861                 :          22 :     }
     862                 :          23 : }
     863                 :             : 
     864   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_noevict)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     865                 :             : {
     866                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
     867                 :             : 
     868                 :             :     // Add 35 addresses.
     869   [ +  -  +  - ]:           1 :     CNetAddr source = ResolveIP("252.2.2.2");
     870         [ +  + ]:          36 :     for (unsigned int i = 1; i < 36; i++) {
     871   [ +  -  +  -  :          70 :         CService addr = ResolveService("250.1.1." + ToString(i));
                   +  - ]
     872   [ +  -  +  -  :         175 :         BOOST_CHECK(addrman->Add({CAddress(addr, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     873                 :             : 
     874                 :             :         // No collision yet.
     875   [ +  -  +  -  :          70 :         BOOST_CHECK(addrman->Good(addr));
                   +  - ]
     876                 :          35 :     }
     877                 :             : 
     878                 :             :     // Collision in tried table between 36 and 19.
     879   [ +  -  +  - ]:           1 :     CService addr36 = ResolveService("250.1.1.36");
     880   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr36, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     881   [ +  -  +  -  :           2 :     BOOST_CHECK(!addrman->Good(addr36));
             +  -  +  - ]
     882   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->SelectTriedCollision().first.ToStringAddrPort(), "250.1.1.19:0");
             +  -  +  - ]
     883                 :             : 
     884                 :             :     // 36 should be discarded and 19 not evicted.
     885                 :             :     // This means we keep 19 in the tried table and
     886                 :             :     // 36 stays in the new table.
     887         [ +  - ]:           1 :     addrman->ResolveCollisions();
     888   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->SelectTriedCollision().first.ToStringAddrPort() == "[::]:0");
             +  -  +  - ]
     889                 :             : 
     890                 :             :     // Lets create two collisions.
     891         [ +  + ]:          23 :     for (unsigned int i = 37; i < 59; i++) {
     892   [ +  -  +  -  :          44 :         CService addr = ResolveService("250.1.1." + ToString(i));
                   +  - ]
     893   [ +  -  +  -  :         110 :         BOOST_CHECK(addrman->Add({CAddress(addr, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     894   [ +  -  +  -  :          44 :         BOOST_CHECK(addrman->Good(addr));
                   +  - ]
     895                 :          22 :     }
     896                 :             : 
     897                 :             :     // Cause a collision in the tried table.
     898   [ +  -  +  - ]:           1 :     CService addr59 = ResolveService("250.1.1.59");
     899   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr59, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     900   [ +  -  +  -  :           2 :     BOOST_CHECK(!addrman->Good(addr59));
             +  -  +  - ]
     901                 :             : 
     902   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->SelectTriedCollision().first.ToStringAddrPort(), "250.1.1.10:0");
             +  -  +  - ]
     903                 :             : 
     904                 :             :     // Cause a second collision in the new table.
     905   [ +  -  +  -  :           5 :     BOOST_CHECK(!addrman->Add({CAddress(addr36, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     906                 :             : 
     907                 :             :     // 36 still cannot be moved from new to tried due to colliding with 19
     908   [ +  -  +  -  :           2 :     BOOST_CHECK(!addrman->Good(addr36));
             +  -  +  - ]
     909   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->SelectTriedCollision().first.ToStringAddrPort() != "[::]:0");
          +  -  +  -  +  
                      - ]
     910                 :             : 
     911                 :             :     // Resolve all collisions.
     912         [ +  - ]:           1 :     addrman->ResolveCollisions();
     913   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->SelectTriedCollision().first.ToStringAddrPort() == "[::]:0");
             +  -  +  - ]
     914                 :          61 : }
     915                 :             : 
     916   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_evictionworks)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     917                 :             : {
     918                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
     919                 :             : 
     920   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Size() == 0);
             +  -  +  - ]
     921                 :             : 
     922                 :             :     // Empty addrman should return blank addrman info.
     923   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->SelectTriedCollision().first.ToStringAddrPort() == "[::]:0");
          +  -  +  -  +  
                      - ]
     924                 :             : 
     925                 :             :     // Add 35 addresses
     926   [ +  -  +  - ]:           1 :     CNetAddr source = ResolveIP("252.2.2.2");
     927         [ +  + ]:          36 :     for (unsigned int i = 1; i < 36; i++) {
     928   [ +  -  +  -  :          70 :         CService addr = ResolveService("250.1.1." + ToString(i));
                   +  - ]
     929   [ +  -  +  -  :         175 :         BOOST_CHECK(addrman->Add({CAddress(addr, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     930                 :             : 
     931                 :             :         // No collision yet.
     932   [ +  -  +  -  :          70 :         BOOST_CHECK(addrman->Good(addr));
                   +  - ]
     933                 :          35 :     }
     934                 :             : 
     935                 :             :     // Collision between 36 and 19.
     936   [ +  -  +  - ]:           1 :     CService addr = ResolveService("250.1.1.36");
     937   [ +  -  +  -  :           5 :     BOOST_CHECK(addrman->Add({CAddress(addr, NODE_NONE)}, source));
          +  -  +  -  +  
             +  +  -  -  
                      - ]
     938   [ +  -  +  -  :           2 :     BOOST_CHECK(!addrman->Good(addr));
             +  -  +  - ]
     939                 :             : 
     940         [ +  - ]:           1 :     auto info = addrman->SelectTriedCollision().first;
     941   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(info.ToStringAddrPort(), "250.1.1.19:0");
                   +  - ]
     942                 :             : 
     943                 :             :     // Ensure test of address fails, so that it is evicted.
     944                 :             :     // Update entry in tried by setting last good connection in the deep past.
     945   [ +  -  +  -  :           2 :     BOOST_CHECK(!addrman->Good(info, NodeSeconds{1s}));
                   +  - ]
     946         [ +  - ]:           1 :     addrman->Attempt(info, /*fCountFailure=*/false, Now<NodeSeconds>() - 61s);
     947                 :             : 
     948                 :             :     // Should swap 36 for 19.
     949         [ +  - ]:           1 :     addrman->ResolveCollisions();
     950   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->SelectTriedCollision().first.ToStringAddrPort() == "[::]:0");
             +  -  +  - ]
     951         [ +  - ]:           2 :     AddressPosition addr_pos{addrman->FindAddressEntry(CAddress(addr, NODE_NONE)).value()};
     952   [ +  -  +  -  :           2 :     BOOST_CHECK(addr_pos.tried);
                   +  - ]
     953                 :             : 
     954                 :             :     // If 36 was swapped for 19, then adding 36 to tried should fail because we
     955                 :             :     // are attempting to add a duplicate.
     956                 :             :     // We check this by verifying Good() returns false and also verifying that
     957                 :             :     // we have no collisions.
     958   [ +  -  +  -  :           2 :     BOOST_CHECK(!addrman->Good(addr));
             +  -  +  - ]
     959   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->SelectTriedCollision().first.ToStringAddrPort() == "[::]:0");
          +  -  +  -  +  
                      - ]
     960                 :             : 
     961                 :             :     // 19 should fail as a collision (not a duplicate) if we now attempt to move
     962                 :             :     // it to the tried table.
     963   [ +  -  +  - ]:           1 :     CService addr19 = ResolveService("250.1.1.19");
     964   [ +  -  +  -  :           2 :     BOOST_CHECK(!addrman->Good(addr19));
             +  -  +  - ]
     965   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->SelectTriedCollision().first.ToStringAddrPort(), "250.1.1.36:0");
             +  -  +  - ]
     966                 :             : 
     967                 :             :     // Eviction is also successful if too much time has passed since last try
     968   [ +  -  +  - ]:           1 :     SetMockTime(GetTime() + 4 * 60 *60);
     969         [ +  - ]:           1 :     addrman->ResolveCollisions();
     970   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->SelectTriedCollision().first.ToStringAddrPort() == "[::]:0");
             +  -  +  - ]
     971                 :             :     //Now 19 is in tried again, and 36 back to new
     972         [ +  - ]:           2 :     AddressPosition addr_pos19{addrman->FindAddressEntry(CAddress(addr19, NODE_NONE)).value()};
     973   [ +  -  +  - ]:           2 :     BOOST_CHECK(addr_pos19.tried);
     974         [ +  - ]:           2 :     AddressPosition addr_pos36{addrman->FindAddressEntry(CAddress(addr, NODE_NONE)).value()};
     975   [ +  -  +  - ]:           2 :     BOOST_CHECK(!addr_pos36.tried);
     976                 :          37 : }
     977                 :             : 
     978                 :           2 : static auto AddrmanToStream(const AddrMan& addrman)
     979                 :             : {
     980                 :           2 :     DataStream ssPeersIn{};
     981   [ +  -  +  - ]:           2 :     ssPeersIn << Params().MessageStart();
     982         [ +  - ]:           2 :     ssPeersIn << addrman;
     983                 :           2 :     return ssPeersIn;
     984                 :           0 : }
     985                 :             : 
     986   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(load_addrman)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     987                 :             : {
     988                 :           1 :     AddrMan addrman{EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node)};
     989                 :             : 
     990                 :           1 :     std::optional<CService> addr1, addr2, addr3, addr4;
     991   [ +  -  +  -  :           2 :     addr1 = Lookup("250.7.1.1", 8333, false);
                   +  - ]
     992   [ +  -  +  -  :           2 :     BOOST_CHECK(addr1.has_value());
                   +  - ]
     993   [ +  -  +  -  :           2 :     addr2 = Lookup("250.7.2.2", 9999, false);
                   +  - ]
     994   [ +  -  +  -  :           2 :     BOOST_CHECK(addr2.has_value());
                   +  - ]
     995   [ +  -  +  -  :           2 :     addr3 = Lookup("250.7.3.3", 9999, false);
                   +  - ]
     996   [ +  -  +  -  :           2 :     BOOST_CHECK(addr3.has_value());
                   +  - ]
     997   [ +  -  +  - ]:           3 :     addr3 = Lookup("250.7.3.3"s, 9999, false);
     998   [ +  -  +  -  :           2 :     BOOST_CHECK(addr3.has_value());
                   +  - ]
     999   [ +  -  +  - ]:           3 :     addr4 = Lookup("250.7.3.3\0example.com"s, 9999, false);
    1000   [ +  -  +  -  :           2 :     BOOST_CHECK(!addr4.has_value());
                   +  - ]
    1001                 :             : 
    1002                 :             :     // Add three addresses to new table.
    1003   [ +  -  +  -  :           2 :     const std::optional<CService> source{Lookup("252.5.1.1", 8333, false)};
                   +  - ]
    1004   [ +  -  +  -  :           2 :     BOOST_CHECK(source.has_value());
                   +  - ]
    1005   [ -  +  +  +  :           8 :     std::vector<CAddress> addresses{CAddress(addr1.value(), NODE_NONE), CAddress(addr2.value(), NODE_NONE), CAddress(addr3.value(), NODE_NONE)};
                   -  - ]
    1006   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman.Add(addresses, source.value()));
          +  -  +  -  +  
                      - ]
    1007   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman.Size() == 3);
             +  -  +  - ]
    1008                 :             : 
    1009                 :             :     // Test that the de-serialization does not throw an exception.
    1010         [ +  - ]:           1 :     auto ssPeers1{AddrmanToStream(addrman)};
    1011                 :           1 :     bool exceptionThrown = false;
    1012   [ +  -  +  - ]:           1 :     AddrMan addrman1{EMPTY_NETGROUPMAN, !DETERMINISTIC, GetCheckRatio(m_node)};
    1013                 :             : 
    1014   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman1.Size() == 0);
             +  -  +  - ]
    1015                 :           1 :     try {
    1016                 :           1 :         unsigned char pchMsgTmp[4];
    1017         [ +  - ]:           1 :         ssPeers1 >> pchMsgTmp;
    1018         [ +  - ]:           1 :         ssPeers1 >> addrman1;
    1019         [ -  - ]:           0 :     } catch (const std::exception&) {
    1020                 :           0 :         exceptionThrown = true;
    1021                 :           0 :     }
    1022                 :             : 
    1023   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman1.Size() == 3);
             +  -  +  - ]
    1024   [ +  -  +  -  :           2 :     BOOST_CHECK(exceptionThrown == false);
                   +  - ]
    1025                 :             : 
    1026                 :             :     // Test that ReadFromStream creates an addrman with the correct number of addrs.
    1027         [ +  - ]:           1 :     DataStream ssPeers2 = AddrmanToStream(addrman);
    1028                 :             : 
    1029   [ +  -  +  - ]:           1 :     AddrMan addrman2{EMPTY_NETGROUPMAN, !DETERMINISTIC, GetCheckRatio(m_node)};
    1030   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman2.Size() == 0);
             +  -  +  - ]
    1031         [ +  - ]:           1 :     ReadFromStream(addrman2, ssPeers2);
    1032   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman2.Size() == 3);
                   +  - ]
    1033   [ +  -  +  -  :           5 : }
             +  -  -  - ]
    1034                 :             : 
    1035                 :             : // Produce a corrupt peers.dat that claims 20 addrs when it only has one addr.
    1036                 :           2 : static auto MakeCorruptPeersDat()
    1037                 :             : {
    1038                 :           2 :     DataStream s{};
    1039   [ +  -  +  - ]:           2 :     s << ::Params().MessageStart();
    1040                 :             : 
    1041                 :           2 :     unsigned char nVersion = 1;
    1042         [ +  - ]:           2 :     s << nVersion;
    1043         [ +  - ]:           2 :     s << ((unsigned char)32);
    1044         [ +  - ]:           2 :     s << uint256::ONE;
    1045         [ +  - ]:           2 :     s << 10; // nNew
    1046         [ +  - ]:           2 :     s << 10; // nTried
    1047                 :             : 
    1048                 :           2 :     int nUBuckets = ADDRMAN_NEW_BUCKET_COUNT ^ (1 << 30);
    1049         [ +  - ]:           2 :     s << nUBuckets;
    1050                 :             : 
    1051   [ +  -  +  -  :           4 :     const std::optional<CService> serv{Lookup("252.1.1.1", 7777, false)};
                   +  - ]
    1052   [ +  -  +  -  :           4 :     BOOST_REQUIRE(serv.has_value());
                   +  - ]
    1053         [ +  - ]:           2 :     CAddress addr = CAddress(serv.value(), NODE_NONE);
    1054   [ +  -  +  -  :           4 :     std::optional<CNetAddr> resolved{LookupHost("252.2.2.2", false)};
                   +  - ]
    1055   [ +  -  +  -  :           4 :     BOOST_REQUIRE(resolved.has_value());
                   +  - ]
    1056         [ +  - ]:           2 :     AddrInfo info = AddrInfo(addr, resolved.value());
    1057         [ +  - ]:           2 :     s << CAddress::V1_DISK(info);
    1058                 :             : 
    1059                 :           2 :     return s;
    1060                 :           2 : }
    1061                 :             : 
    1062   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(load_addrman_corrupted)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
    1063                 :             : {
    1064                 :             :     // Test that the de-serialization of corrupted peers.dat throws an exception.
    1065                 :           1 :     auto ssPeers1{MakeCorruptPeersDat()};
    1066                 :           1 :     bool exceptionThrown = false;
    1067   [ +  -  +  - ]:           1 :     AddrMan addrman1{EMPTY_NETGROUPMAN, !DETERMINISTIC, GetCheckRatio(m_node)};
    1068   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman1.Size() == 0);
             +  -  +  - ]
    1069                 :           1 :     try {
    1070                 :           1 :         unsigned char pchMsgTmp[4];
    1071         [ +  - ]:           1 :         ssPeers1 >> pchMsgTmp;
    1072         [ -  + ]:           1 :         ssPeers1 >> addrman1;
    1073         [ -  + ]:           1 :     } catch (const std::exception&) {
    1074                 :           1 :         exceptionThrown = true;
    1075                 :           1 :     }
    1076   [ +  -  +  -  :           2 :     BOOST_CHECK(exceptionThrown);
                   +  - ]
    1077                 :             : 
    1078                 :             :     // Test that ReadFromStream fails if peers.dat is corrupt
    1079         [ +  - ]:           1 :     auto ssPeers2{MakeCorruptPeersDat()};
    1080                 :             : 
    1081   [ +  -  +  - ]:           1 :     AddrMan addrman2{EMPTY_NETGROUPMAN, !DETERMINISTIC, GetCheckRatio(m_node)};
    1082   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman2.Size() == 0);
             +  -  +  - ]
    1083   [ +  -  -  +  :           2 :     BOOST_CHECK_THROW(ReadFromStream(addrman2, ssPeers2), std::ios_base::failure);
          -  -  -  -  -  
             +  +  -  +  
                      - ]
    1084                 :           1 : }
    1085                 :             : 
    1086   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_update_address)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
    1087                 :             : {
    1088                 :             :     // Tests updating nTime via Connected() and nServices via SetServices() and Add()
    1089                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
    1090   [ +  -  +  - ]:           1 :     CNetAddr source{ResolveIP("252.2.2.2")};
    1091   [ +  -  +  - ]:           1 :     CAddress addr{CAddress(ResolveService("250.1.1.1", 8333), NODE_NONE)};
    1092                 :             : 
    1093                 :           1 :     const auto start_time{Now<NodeSeconds>() - 10000s};
    1094                 :           1 :     addr.nTime = start_time;
    1095   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Add({addr}, source));
          +  -  +  -  +  
                +  -  - ]
    1096   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(), 1U);
                   +  - ]
    1097                 :             : 
    1098                 :             :     // Updating an addrman entry with a different port doesn't change it
    1099   [ +  -  +  - ]:           1 :     CAddress addr_diff_port{CAddress(ResolveService("250.1.1.1", 8334), NODE_NONE)};
    1100                 :           1 :     addr_diff_port.nTime = start_time;
    1101         [ +  - ]:           1 :     addrman->Connected(addr_diff_port);
    1102         [ +  - ]:           1 :     addrman->SetServices(addr_diff_port, NODE_NETWORK_LIMITED);
    1103         [ +  - ]:           1 :     std::vector<CAddress> vAddr1{addrman->GetAddr(/*max_addresses=*/0, /*max_pct=*/0, /*network=*/std::nullopt)};
    1104   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(vAddr1.size(), 1U);
    1105   [ +  -  +  -  :           2 :     BOOST_CHECK(vAddr1.at(0).nTime == start_time);
             +  -  +  - ]
    1106   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(vAddr1.at(0).nServices, NODE_NONE);
                   +  - ]
    1107                 :             : 
    1108                 :             :     // Updating an addrman entry with the correct port is successful
    1109         [ +  - ]:           1 :     addrman->Connected(addr);
    1110         [ +  - ]:           1 :     addrman->SetServices(addr, NODE_NETWORK_LIMITED);
    1111         [ +  - ]:           1 :     std::vector<CAddress> vAddr2 = addrman->GetAddr(/*max_addresses=*/0, /*max_pct=*/0, /*network=*/std::nullopt);
    1112   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(vAddr2.size(), 1U);
    1113   [ +  -  +  -  :           2 :     BOOST_CHECK(vAddr2.at(0).nTime >= start_time + 10000s);
             +  -  +  - ]
    1114   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(vAddr2.at(0).nServices, NODE_NETWORK_LIMITED);
                   +  - ]
    1115                 :             : 
    1116                 :             :     // Updating an existing addr through Add() (used in gossip relay) can add additional services but can't remove existing ones.
    1117   [ +  -  +  - ]:           1 :     CAddress addr_v2{CAddress(ResolveService("250.1.1.1", 8333), NODE_P2P_V2)};
    1118                 :           1 :     addr_v2.nTime = start_time;
    1119   [ +  -  +  -  :           3 :     BOOST_CHECK(!addrman->Add({addr_v2}, source));
          +  -  +  -  +  
                +  -  - ]
    1120         [ +  - ]:           1 :     std::vector<CAddress> vAddr3{addrman->GetAddr(/*max_addresses=*/0, /*max_pct=*/0, /*network=*/std::nullopt)};
    1121   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(vAddr3.size(), 1U);
    1122   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(vAddr3.at(0).nServices, NODE_P2P_V2 | NODE_NETWORK_LIMITED);
                   +  - ]
    1123                 :             : 
    1124                 :             :     // SetServices() (used when we connected to them) overwrites existing service flags
    1125         [ +  - ]:           1 :     addrman->SetServices(addr, NODE_NETWORK);
    1126         [ +  - ]:           1 :     std::vector<CAddress> vAddr4{addrman->GetAddr(/*max_addresses=*/0, /*max_pct=*/0, /*network=*/std::nullopt)};
    1127   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(vAddr4.size(), 1U);
    1128   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(vAddr4.at(0).nServices, NODE_NETWORK);
                   +  - ]
    1129                 :             : 
    1130                 :             :     // Promoting to Tried does not affect the service flags
    1131   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Good(addr)); // addr has NODE_NONE
             +  -  +  - ]
    1132         [ +  - ]:           1 :     std::vector<CAddress> vAddr5{addrman->GetAddr(/*max_addresses=*/0, /*max_pct=*/0, /*network=*/std::nullopt)};
    1133   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(vAddr5.size(), 1U);
    1134   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(vAddr5.at(0).nServices, NODE_NETWORK);
                   +  - ]
    1135                 :             : 
    1136                 :             :     // Adding service flags even works when the addr is in Tried
    1137   [ +  -  +  -  :           3 :     BOOST_CHECK(!addrman->Add({addr_v2}, source));
          +  -  +  -  +  
                +  -  - ]
    1138         [ +  - ]:           1 :     std::vector<CAddress> vAddr6{addrman->GetAddr(/*max_addresses=*/0, /*max_pct=*/0, /*network=*/std::nullopt)};
    1139   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(vAddr6.size(), 1U);
    1140   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(vAddr6.at(0).nServices, NODE_NETWORK | NODE_P2P_V2);
                   +  - ]
    1141                 :           4 : }
    1142                 :             : 
    1143   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(addrman_size)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
    1144                 :             : {
    1145                 :           1 :     auto addrman = std::make_unique<AddrMan>(EMPTY_NETGROUPMAN, DETERMINISTIC, GetCheckRatio(m_node));
    1146   [ +  -  +  - ]:           1 :     const CNetAddr source = ResolveIP("252.2.2.2");
    1147                 :             : 
    1148                 :             :     // empty addrman
    1149   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/std::nullopt, /*in_new=*/std::nullopt), 0U);
                   +  - ]
    1150   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/NET_IPV4, /*in_new=*/std::nullopt), 0U);
                   +  - ]
    1151   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/std::nullopt, /*in_new=*/true), 0U);
                   +  - ]
    1152   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/NET_IPV4, /*in_new=*/false), 0U);
                   +  - ]
    1153                 :             : 
    1154                 :             :     // add two ipv4 addresses, one to tried and new
    1155   [ +  -  +  - ]:           1 :     const CAddress addr1{ResolveService("250.1.1.1", 8333), NODE_NONE};
    1156   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Add({addr1}, source));
          +  -  +  -  +  
                +  -  - ]
    1157   [ +  -  +  -  :           2 :     BOOST_CHECK(addrman->Good(addr1));
             +  -  +  - ]
    1158   [ +  -  +  - ]:           1 :     const CAddress addr2{ResolveService("250.1.1.2", 8333), NODE_NONE};
    1159   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Add({addr2}, source));
          +  -  +  -  +  
                +  -  - ]
    1160                 :             : 
    1161   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/std::nullopt, /*in_new=*/std::nullopt), 2U);
                   +  - ]
    1162   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/NET_IPV4, /*in_new=*/std::nullopt), 2U);
                   +  - ]
    1163   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/std::nullopt, /*in_new=*/true), 1U);
                   +  - ]
    1164   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/std::nullopt, /*in_new=*/false), 1U);
                   +  - ]
    1165   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/NET_IPV4, /*in_new=*/true), 1U);
                   +  - ]
    1166   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/NET_IPV4, /*in_new=*/false), 1U);
                   +  - ]
    1167                 :             : 
    1168                 :             :     // add one i2p address to new
    1169         [ +  - ]:           1 :     CService i2p_addr;
    1170   [ +  -  +  - ]:           1 :     i2p_addr.SetSpecial("UDHDrtrcetjm5sxzskjyr5ztpeszydbh4dpl3pl4utgqqw2v4jna.b32.I2P");
    1171                 :           1 :     const CAddress addr3{i2p_addr, NODE_NONE};
    1172   [ +  -  +  -  :           3 :     BOOST_CHECK(addrman->Add({addr3}, source));
          +  -  +  -  +  
                +  -  - ]
    1173   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/std::nullopt, /*in_new=*/std::nullopt), 3U);
                   +  - ]
    1174   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/NET_IPV4, /*in_new=*/std::nullopt), 2U);
                   +  - ]
    1175   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/NET_I2P, /*in_new=*/std::nullopt), 1U);
                   +  - ]
    1176   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/NET_I2P, /*in_new=*/true), 1U);
                   +  - ]
    1177   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/std::nullopt, /*in_new=*/true), 2U);
                   +  - ]
    1178   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(addrman->Size(/*net=*/std::nullopt, /*in_new=*/false), 1U);
                   +  - ]
    1179                 :           4 : }
    1180                 :             : 
    1181                 :             : BOOST_AUTO_TEST_SUITE_END()
        

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