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Stable release v32.1bitcoin/bitcoin · f0de87f04062 ↗3,020 source files · 47.5 MB stored on the server440 file guides

Release published 2026-10-28 · Snapshot fetched 2026-11-01. Latest stable release at fetch time; development branches and Git history are excluded. Only the selected code window and visible folders load here.

bitcoin / bitcoinstable

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▤ allocator_tests.cpp

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bitcoin / src / test / pcp_tests.cpp

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1// Copyright (c) 2024-present 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 <common/pcp.h>
6#include <netbase.h>
7#include <test/util/logging.h>
8#include <test/util/common.h>
9#include <test/util/setup_common.h>
10#include <util/time.h>
11
12#include <boost/test/unit_test.hpp>
13
14#include <algorithm>
15#include <deque>
16
17using namespace std::literals;
18
19static CThreadInterrupt g_interrupt;
20
21/// UDP test server operation.
22struct TestOp {
23    std::chrono::milliseconds delay;
24    enum Op {
25        SEND, // Expect send (with optional data)
26        RECV, // Expect receive (with data)
27        NOP,  // Just delay
28    } op;
29    std::vector<uint8_t> data;
30
31    //! Injected error.
32    //! Set this field to a non-zero value to return the errno code from send or receive operation.
33    int error;
34
35    TestOp(std::chrono::milliseconds delay_in, Op op_in, const std::vector<uint8_t> &data_in, int error_in):
36        delay(delay_in), op(op_in), data(data_in), error(error_in) {}
37};
38
39/// Save the value of CreateSock and restore when the test ends.
40class PCPTestingSetup : public BasicTestingSetup
41{
42public:
43    explicit PCPTestingSetup(const ChainType chainType = ChainType::MAIN,
44                             TestOpts opts = {})
45        : BasicTestingSetup{chainType, opts},
46          m_create_sock_orig{CreateSock}
47    {
48        const std::optional<CService> local_ipv4{Lookup("192.168.0.6", 1, false)};
49        const std::optional<CService> local_ipv6{Lookup("2a10:1234:5678:9abc:def0:1234:5678:9abc", 1, false)};
50        const std::optional<CService> gateway_ipv4{Lookup("192.168.0.1", 1, false)};
51        const std::optional<CService> gateway_ipv6{Lookup("2a10:1234:5678:9abc:def0:0000:0000:0000", 1, false)};
52        BOOST_REQUIRE(local_ipv4);
53        BOOST_REQUIRE(local_ipv6);
54        BOOST_REQUIRE(gateway_ipv4);
55        BOOST_REQUIRE(gateway_ipv6);
56        default_local_ipv4 = *local_ipv4;
57        default_local_ipv6 = *local_ipv6;
58        default_gateway_ipv4 = *gateway_ipv4;
59        default_gateway_ipv6 = *gateway_ipv6;
60
61        struct in_addr inaddr_any;
62        inaddr_any.s_addr = htonl(INADDR_ANY);
63        bind_any_ipv4 = CNetAddr(inaddr_any);
64    }
65
66    ~PCPTestingSetup()
67    {
68        CreateSock = m_create_sock_orig;
69        MockableSteadyClock::ClearMockTime();
70    }
71
72    // Default testing nonce.
73    static constexpr PCPMappingNonce TEST_NONCE{0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xcc};
74    // Default network addresses.
75    CNetAddr default_local_ipv4;
76    CNetAddr default_local_ipv6;
77    CNetAddr default_gateway_ipv4;
78    CNetAddr default_gateway_ipv6;
79    // IPv4 bind
80    CNetAddr bind_any_ipv4;
81private:
82    const decltype(CreateSock) m_create_sock_orig;
83};
84
85/** Simple scripted UDP server emulation for testing.
86 */
87class PCPTestSock final : public Sock
88{
89public:
90    // Note: we awkwardly mark all methods as const, and properties as mutable,
91    // because Sock expects all networking calls to be const.
92    explicit PCPTestSock(const CNetAddr &local_ip, const CNetAddr &gateway_ip, const std::vector<TestOp> &script)
93        : Sock{INVALID_SOCKET},
94          m_script(script),
95          m_local_ip(local_ip),
96          m_gateway_ip(gateway_ip)
97    {
98        PrepareOp();
99    }
100
101    PCPTestSock& operator=(Sock&& other) override
102    {
103        assert(false && "Move of Sock into PCPTestSock not allowed.");
104        return *this;
105    }
106
107    ssize_t Send(const void* data, size_t len, int) const override {
108        if (!m_connected) return -1;
109        std::span in_pkt = std::span(static_cast<const uint8_t*>(data), len);
110        if (AtEndOfScript() || CurOp().op != TestOp::SEND) {
111            // Ignore sends after end of script, or sends when we expect a receive.
112            FailScript();
113            return len;
114        }
115        if (CurOp().error) return -1; // Inject failure
116        if (CurOp().data.empty() || std::ranges::equal(CurOp().data, in_pkt)) {
117            AdvanceOp();
118        } else {
119            // Wrong send, fail script
120            FailScript();
121        }
122        return len;
123    }
124
125    ssize_t Recv(void* buf, size_t len, int flags) const override
126    {
127        if (!m_connected || AtEndOfScript() || CurOp().op != TestOp::RECV || m_time_left != 0s) {
128            return -1;
129        }
130        if (CurOp().error) return -1; // Inject failure
131        const auto &recv_pkt = CurOp().data;
132        const size_t consume_bytes{std::min(len, recv_pkt.size())};
133        std::memcpy(buf, recv_pkt.data(), consume_bytes);
134        if ((flags & MSG_PEEK) == 0) {
135            AdvanceOp();
136        }
137        return consume_bytes;
138    }
139
140    int Connect(const sockaddr* sa, socklen_t sa_len) const override {
141        CService service;
142        if (service.SetSockAddr(sa, sa_len) && service == CService(m_gateway_ip, 5351)) {
143            if (m_bound.IsBindAny()) { // If bind-any, bind to local ip.
144                m_bound = CService(m_local_ip, 0);
145            }
146            if (m_bound.GetPort() == 0) { // If no port assigned, assign port 1.
147                m_bound = CService(m_bound, 1);
148            }
149            m_connected = true;
150            return 0;
151        }
152        return -1;
153    }
154
155    int Bind(const sockaddr* sa, socklen_t sa_len) const override {
156        CService service;
157        if (service.SetSockAddr(sa, sa_len)) {
158            // Can only bind to one of our local ips
159            if (!service.IsBindAny() && service != m_local_ip) {
160                return -1;
161            }
162            m_bound = service;
163            return 0;
164        }
165        return -1;
166    }
167
168    int Listen(int) const override { return -1; }
169
170    std::unique_ptr<Sock> Accept(sockaddr* addr, socklen_t* addr_len) const override
171    {
172        return nullptr;
173    };
174
175    int GetSockOpt(int level, int opt_name, void* opt_val, socklen_t* opt_len) const override
176    {
177        return -1;
178    }
179
180    int SetSockOpt(int, int, const void*, socklen_t) const override { return 0; }
181
182    int GetSockName(sockaddr* name, socklen_t* name_len) const override
183    {
184        // Return the address we've been bound to.
185        return m_bound.GetSockAddr(name, name_len) ? 0 : -1;
186    }
187
188    bool SetNonBlocking() const override { return true; }
189
190    bool IsSelectable() const override { return true; }
191
192    bool Wait(std::chrono::milliseconds timeout,
193              Event requested,
194              Event* occurred = nullptr) const override
195    {
196        // Only handles receive events.
197        if (AtEndOfScript() || requested != Sock::RecvEvent) {
198            m_clock += timeout;
199        } else {
200            std::chrono::milliseconds delay = std::min(m_time_left, timeout);
201            m_clock += delay;
202            m_time_left -= delay;
203            if (CurOp().op == TestOp::RECV && m_time_left == 0s && occurred != nullptr) {
204                *occurred = Sock::RecvEvent;
205            }
206            if (CurOp().op == TestOp::NOP) {
207                // This was a pure delay operation, move to the next op.
208                AdvanceOp();
209            }
210        }
211        return true;
212    }
213
214    bool WaitMany(std::chrono::milliseconds timeout, EventsPerSock& events_per_sock) const override
215    {
216        return false;
217    }
218
219    bool IsConnected(std::string&) const override
220    {
221        return true;
222    }
223
224private:
225    const std::vector<TestOp> m_script;
226    mutable size_t m_script_ptr = 0;
227    mutable std::chrono::milliseconds m_time_left;
228    mutable FakeSteadyClock m_clock{};
229    mutable bool m_connected{false};
230    mutable CService m_bound;
231    mutable CNetAddr m_local_ip;
232    mutable CNetAddr m_gateway_ip;
233
234    bool AtEndOfScript() const { return m_script_ptr == m_script.size(); }
235    const TestOp &CurOp() const {
236        BOOST_REQUIRE(m_script_ptr < m_script.size());
237        return m_script[m_script_ptr];
238    }
239
240    void PrepareOp() const {
241        if (AtEndOfScript()) return;
242        m_time_left = CurOp().delay;
243    }
244
245    void AdvanceOp() const
246    {
247        m_script_ptr += 1;
248        PrepareOp();
249    }
250

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cmake/bitcoin-build-config.h.in src/consensus/amount.h src/consensus/consensus.h src/primitives/block.h src/primitives/transaction.h src/crypto/sha256.h src/util/moneystr.h src/clientversion.h src/uint256.h src/script/script.h src/policy/policy.h CMakeLists.txt README.md COPYING src/consensus/tx_check.cpp src/consensus/tx_verify.cpp src/consensus/merkle.cpp src/pow.cpp src/validation.cpp src/script/interpreter.cpp src/script/solver.cpp src/script/sign.cpp src/key_io.cpp src/net.cpp src/net_processing.cpp src/netaddress.cpp src/protocol.h src/wallet/wallet.cpp src/wallet/spend.cpp

Code page 1Next 250 lines →

src/wallet/receive.cpp

src/wallet/coinselection.cpp

src/consensus/validation.h

src/primitives/transaction.cpp

src/script/descriptor.cpp

src/bitcoin-cli.cpp

src/rpc/blockchain.cpp

src/rpc/rawtransaction.cpp

src/init.cpp

src/crypto/sha256.cpp

src/consensus/merkle.h

src/consensus/tx_check.h

src/consensus/tx_verify.h

src/policy/feerate.h

src/policy/feerate.cpp

src/primitives/transaction_identifier.h

src/chainparamsbase.h

src/chainparamsbase.cpp

src/util/moneystr.cpp

src/crypto/ripemd160.h

src/crypto/sha1.h

src/crypto/sha512.h

src/crypto/hmac_sha256.h

src/crypto/hmac_sha512.h

src/crypto/hmac_sha256.cpp

src/crypto/hmac_sha512.cpp

src/crypto/hkdf_sha256_32.h

src/crypto/hkdf_sha256_32.cpp

src/support/cleanse.h

src/support/cleanse.cpp

src/crypto/siphash.cpp

src/crypto/muhash.h

src/crypto/chacha20.h

src/crypto/poly1305.h

src/crypto/chacha20poly1305.h

src/crypto/chacha20poly1305.cpp

src/util/chaintype.cpp

src/util/obfuscation.h

src/util/byte_units.h

src/util/overflow.h

src/blockencodings.cpp

src/net_permissions.cpp

src/policy/packages.cpp

src/policy/rbf.cpp

src/policy/truc_policy.cpp

src/policy/ephemeral_policy.cpp

src/policy/settings.cpp

src/policy/policy.cpp

src/node/transaction.cpp

src/node/coin.cpp

src/rpc/client.cpp

src/rpc/external_signer.cpp

src/rpc/request.cpp

src/rpc/server_util.cpp

src/rpc/fees.cpp

src/rpc/output_script.cpp

src/rpc/rawtransaction_util.cpp

src/rpc/rawtransaction_util.h

src/rpc/register.h

src/rpc/request.h

src/rpc/server_util.h

src/rpc/protocol.h

src/rpc/server.h

src/rpc/signmessage.cpp

src/rpc/txoutproof.cpp

src/rpc/util.cpp

src/rpc/util.h

src/wallet/rpc/addresses.cpp

src/wallet/rpc/backup.cpp

src/wallet/rpc/coins.cpp

src/wallet/rpc/encrypt.cpp

src/wallet/rpc/signmessage.cpp

src/wallet/rpc/util.cpp

src/wallet/rpc/util.h

src/wallet/coincontrol.cpp

src/wallet/coincontrol.h

src/wallet/context.cpp

src/wallet/context.h

src/wallet/crypter.cpp

src/wallet/crypter.h

src/wallet/db.cpp

src/wallet/export.cpp

src/wallet/external_signer_scriptpubkeyman.cpp

src/wallet/rpc/spend.cpp

src/wallet/rpc/transactions.cpp

src/wallet/rpc/wallet.cpp

src/wallet/feebumper.cpp

src/wallet/feebumper.h

src/index/base.h

src/index/base.cpp

src/index/txindex.h

src/index/txindex.cpp

src/index/txindex_key.h

src/index/txospenderindex.h

src/index/txospenderindex.cpp

src/index/blockfilterindex.h

src/index/blockfilterindex.cpp

src/index/coinstatsindex.h

src/index/coinstatsindex.cpp

src/index/db_key.h

src/index/disktxpos.h

src/kernel/chain.cpp

src/kernel/chain.h

src/kernel/checks.cpp

src/kernel/checks.h

src/kernel/context.cpp

src/kernel/context.h

src/kernel/cs_main.cpp

src/kernel/cs_main.h

src/kernel/disconnected_transactions.cpp

src/kernel/disconnected_transactions.h

src/kernel/mempool_removal_reason.cpp

src/kernel/mempool_removal_reason.h

src/kernel/coinstats.cpp

src/kernel/coinstats.h

src/kernel/chainparams.cpp

src/kernel/chainparams.h

src/wallet/sqlite.cpp

src/wallet/sqlite.h

src/wallet/transaction.cpp

src/wallet/transaction.h

src/wallet/dump.cpp

src/wallet/dump.h

src/wallet/init.cpp

src/wallet/walletutil.cpp

src/wallet/walletutil.h

src/wallet/wallettool.cpp

src/wallet/wallettool.h

src/wallet/export.h

src/wallet/migrate.cpp

src/wallet/migrate.h

src/wallet/db.h

src/wallet/walletdb.cpp

src/wallet/interfaces.cpp

src/wallet/scriptpubkeyman.cpp

src/wallet/scriptpubkeyman.h

src/kernel/bitcoinkernel.cpp

src/kernel/bitcoinkernel.h

src/kernel/bitcoinkernel_wrapper.h

src/node/chainstate.cpp

src/node/chainstate.h

src/node/blockstorage.cpp

src/node/blockstorage.h

src/node/mempool_persist.cpp

src/node/mempool_persist.h

src/node/utxo_snapshot.cpp

src/node/utxo_snapshot.h

src/node/kernel_notifications.cpp

src/node/kernel_notifications.h

src/node/blockmanager_args.cpp

src/kernel/blockmanager_opts.h

src/util/expected.cpp

src/policy/settings.h

src/util/types.h

src/kernel/messagestartchars.h

src/kernel/warning.h

src/util/exception.h

src/common/license_info.h

src/node/coins_view_args.h

src/node/database_args.h

src/util/batchpriority.h

src/util/ui_change_type.h

src/node/coins_view_args.cpp

src/node/peerman_args.h

src/util/serfloat.h

src/node/blockmanager_args.h

src/node/database_args.cpp

src/util/overloaded.h

src/interfaces/types.h

src/node/chainstatemanager_args.h

src/node/minisketchwrapper.h

src/util/macros.h

src/util/syserror.h

src/common/run_command.h

src/util/bytevectorhash.cpp

src/node/mempool_persist_args.cpp

src/util/exec.h

src/util/rbf.h

src/crypto/hex_base.h

src/node/mempool_persist_args.h

src/interfaces/echo.h

src/util/any.h

src/util/batchpriority.cpp

src/util/threadnames.h

src/node/coin.h

src/node/mempool_args.h

src/util/asmap.h

src/util/bytevectorhash.h

src/node/context.cpp

src/util/insert.h

src/util/readwritefile.h

src/node/peerman_args.cpp

src/node/interface_ui.cpp

src/interfaces/handler.h

src/node/mining_args.h

src/util/hasher.cpp

src/common/init.h

src/kernel/mempool_limits.h

src/common/system.h

src/crypto/sha3.h

src/util/threadinterrupt.cpp

src/node/protocol_version.h

src/util/exception.cpp

src/common/messages.h

src/node/connection_types.cpp

src/util/bip32.h

src/common/license_info.cpp

src/util/stdmutex.h

src/common/run_command.cpp

src/util/check.cpp

src/util/golombrice.h

src/node/types.h

src/node/timeoffsets.h

src/util/readwritefile.cpp

src/util/fastrange.h

src/util/signalinterrupt.h

src/util/task_runner.h

src/util/syserror.cpp

src/common/interfaces.cpp

src/common/types.h

src/util/threadinterrupt.h

src/kernel/chainstatemanager_opts.h

src/node/psbt.h

src/policy/ephemeral_policy.h

src/util/trace.h

src/common/url.cpp

src/kernel/mempool_options.h

src/util/serfloat.cpp

src/kernel/notifications_interface.h

src/node/timeoffsets.cpp

src/node/warnings.cpp

src/util/hash_type.h

src/crypto/hex_base.cpp

src/node/eviction.h

src/util/tokenbucket.h

src/crypto/aes.h

src/common/pcp.h

src/util/feefrac.cpp

src/node/transaction.h

src/util/threadnames.cpp

src/common/signmessage.h

src/util/exec.cpp

src/util/signalinterrupt.cpp

src/clientversion.cpp

src/common/signmessage.cpp

src/compat/assumptions.h

src/compat/byteswap.h

src/deploymentinfo.cpp

src/deploymentinfo.h

src/deploymentstatus.cpp

src/deploymentstatus.h

src/dummywallet.cpp

src/external_signer.h

src/init/bitcoin-gui.cpp

src/init/bitcoin-node.cpp

src/init/bitcoin-qt.cpp

src/init/bitcoin-wallet.cpp

src/init/bitcoind.cpp

src/init/common.h

src/interfaces/init.h

src/interfaces/ipc.h

src/key_io.h

src/logging/categories.h

src/logging/timer.h

src/mapport.h

src/musig.h

src/net_permissions.h

src/netgroup.h

src/netmessagemaker.h

src/node/chainstatemanager_args.cpp

src/node/connection_types.h

src/node/context.h

src/node/interface_ui.h

src/node/mempool_args.cpp

src/node/mining_args.cpp

src/node/minisketchwrapper.cpp

src/node/txreconciliation.h

src/policy/fees/estimator_args.cpp

src/policy/fees/estimator_args.h

src/policy/fees/estimator_man.cpp

src/policy/fees/estimator_man.h

src/policy/packages.h

src/policy/rbf.h

src/policy/truc_policy.h

src/pow.h

src/primitives/block.cpp

src/randomenv.h

src/rest.h

src/script/keyorigin.h

src/script/parsing.cpp

src/script/parsing.h

src/script/script_error.h

src/script/sigcache.cpp

src/script/sigcache.h

src/script/solver.h

src/script/verify_flags.h

src/semaphore_grant.h

src/signet.h

src/span.h

src/support/allocators/secure.h

src/support/allocators/zeroafterfree.h

src/util/tokenpipe.cpp

src/util/translation.h

src/util/vector.h

src/versionbits.h

src/versionbits_impl.h

src/wallet/external_signer_scriptpubkeyman.h

src/wallet/fees.h

src/wallet/load.h

src/wallet/receive.h

src/wallet/rpc/wallet.h

src/wallet/types.h

src/walletinitinterface.h

src/zmq/zmqabstractnotifier.cpp

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