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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 / net_tests.cpp

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1// Copyright (c) 2012-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 <addrman.h>
6#include <bip324.h>
7#include <chainparams.h>
8#include <clientversion.h>
9#include <common/args.h>
10#include <compat/compat.h>
11#include <net.h>
12#include <net_processing.h>
13#include <netaddress.h>
14#include <netbase.h>
15#include <netmessagemaker.h>
16#include <node/protocol_version.h>
17#include <serialize.h>
18#include <span.h>
19#include <streams.h>
20#include <test/util/common.h>
21#include <test/util/net.h>
22#include <test/util/random.h>
23#include <test/util/setup_common.h>
24#include <test/util/validation.h>
25#include <util/strencodings.h>
26#include <util/string.h>
27#include <validation.h>
28
29#include <boost/test/unit_test.hpp>
30
31#include <algorithm>
32#include <cstdint>
33#include <ios>
34#include <memory>
35#include <optional>
36#include <string>
37
38using namespace std::literals;
39using namespace util::hex_literals;
40using util::ToString;
41
42BOOST_FIXTURE_TEST_SUITE(net_tests, RegTestingSetup)
43
44BOOST_AUTO_TEST_CASE(cnode_listen_port)
45{
46    // test default
47    uint16_t port{GetListenPort()};
48    BOOST_CHECK(port == Params().GetDefaultPort());
49    // test set port
50    uint16_t altPort = 12345;
51    BOOST_CHECK(gArgs.SoftSetArg("-port", ToString(altPort)));
52    port = GetListenPort();
53    BOOST_CHECK(port == altPort);
54}
55
56BOOST_AUTO_TEST_CASE(cnode_simple_test)
57{
58    NodeId id = 0;
59
60    in_addr ipv4Addr;
61    ipv4Addr.s_addr = 0xa0b0c001;
62
63    CAddress addr = CAddress(CService(ipv4Addr, 7777), NODE_NETWORK);
64    std::string pszDest;
65
66    std::unique_ptr<CNode> pnode1 = std::make_unique<CNode>(id++,
67                                                            /*sock=*/nullptr,
68                                                            addr,
69                                                            /*nKeyedNetGroupIn=*/0,
70                                                            /*nLocalHostNonceIn=*/0,
71                                                            CAddress(),
72                                                            pszDest,
73                                                            ConnectionType::OUTBOUND_FULL_RELAY,
74                                                            /*inbound_onion=*/false,
75                                                            /*network_key=*/0);
76    BOOST_CHECK(pnode1->IsFullOutboundConn() == true);
77    BOOST_CHECK(pnode1->IsManualConn() == false);
78    BOOST_CHECK(pnode1->IsBlockOnlyConn() == false);
79    BOOST_CHECK(pnode1->IsFeelerConn() == false);
80    BOOST_CHECK(pnode1->IsAddrFetchConn() == false);
81    BOOST_CHECK(pnode1->IsInboundConn() == false);
82    BOOST_CHECK(pnode1->m_inbound_onion == false);
83    BOOST_CHECK_EQUAL(pnode1->ConnectedThroughNetwork(), Network::NET_IPV4);
84
85    std::unique_ptr<CNode> pnode2 = std::make_unique<CNode>(id++,
86                                                            /*sock=*/nullptr,
87                                                            addr,
88                                                            /*nKeyedNetGroupIn=*/1,
89                                                            /*nLocalHostNonceIn=*/1,
90                                                            CAddress(),
91                                                            pszDest,
92                                                            ConnectionType::INBOUND,
93                                                            /*inbound_onion=*/false,
94                                                            /*network_key=*/1);
95    BOOST_CHECK(pnode2->IsFullOutboundConn() == false);
96    BOOST_CHECK(pnode2->IsManualConn() == false);
97    BOOST_CHECK(pnode2->IsBlockOnlyConn() == false);
98    BOOST_CHECK(pnode2->IsFeelerConn() == false);
99    BOOST_CHECK(pnode2->IsAddrFetchConn() == false);
100    BOOST_CHECK(pnode2->IsInboundConn() == true);
101    BOOST_CHECK(pnode2->m_inbound_onion == false);
102    BOOST_CHECK_EQUAL(pnode2->ConnectedThroughNetwork(), Network::NET_IPV4);
103
104    std::unique_ptr<CNode> pnode3 = std::make_unique<CNode>(id++,
105                                                            /*sock=*/nullptr,
106                                                            addr,
107                                                            /*nKeyedNetGroupIn=*/0,
108                                                            /*nLocalHostNonceIn=*/0,
109                                                            CAddress(),
110                                                            pszDest,
111                                                            ConnectionType::OUTBOUND_FULL_RELAY,
112                                                            /*inbound_onion=*/false,
113                                                            /*network_key=*/2);
114    BOOST_CHECK(pnode3->IsFullOutboundConn() == true);
115    BOOST_CHECK(pnode3->IsManualConn() == false);
116    BOOST_CHECK(pnode3->IsBlockOnlyConn() == false);
117    BOOST_CHECK(pnode3->IsFeelerConn() == false);
118    BOOST_CHECK(pnode3->IsAddrFetchConn() == false);
119    BOOST_CHECK(pnode3->IsInboundConn() == false);
120    BOOST_CHECK(pnode3->m_inbound_onion == false);
121    BOOST_CHECK_EQUAL(pnode3->ConnectedThroughNetwork(), Network::NET_IPV4);
122
123    std::unique_ptr<CNode> pnode4 = std::make_unique<CNode>(id++,
124                                                            /*sock=*/nullptr,
125                                                            addr,
126                                                            /*nKeyedNetGroupIn=*/1,
127                                                            /*nLocalHostNonceIn=*/1,
128                                                            CAddress(),
129                                                            pszDest,
130                                                            ConnectionType::INBOUND,
131                                                            /*inbound_onion=*/true,
132                                                            /*network_key=*/3);
133    BOOST_CHECK(pnode4->IsFullOutboundConn() == false);
134    BOOST_CHECK(pnode4->IsManualConn() == false);
135    BOOST_CHECK(pnode4->IsBlockOnlyConn() == false);
136    BOOST_CHECK(pnode4->IsFeelerConn() == false);
137    BOOST_CHECK(pnode4->IsAddrFetchConn() == false);
138    BOOST_CHECK(pnode4->IsInboundConn() == true);
139    BOOST_CHECK(pnode4->m_inbound_onion == true);
140    BOOST_CHECK_EQUAL(pnode4->ConnectedThroughNetwork(), Network::NET_ONION);
141}
142
143BOOST_AUTO_TEST_CASE(cnetaddr_basic)
144{
145    CNetAddr addr;
146
147    // IPv4, INADDR_ANY
148    addr = LookupHost("0.0.0.0", false).value();
149    BOOST_REQUIRE(!addr.IsValid());
150    BOOST_REQUIRE(addr.IsIPv4());
151
152    BOOST_CHECK(addr.IsBindAny());
153    BOOST_CHECK(addr.IsAddrV1Compatible());
154    BOOST_CHECK_EQUAL(addr.ToStringAddr(), "0.0.0.0");
155
156    // IPv4, INADDR_NONE
157    addr = LookupHost("255.255.255.255", false).value();
158    BOOST_REQUIRE(!addr.IsValid());
159    BOOST_REQUIRE(addr.IsIPv4());
160
161    BOOST_CHECK(!addr.IsBindAny());
162    BOOST_CHECK(addr.IsAddrV1Compatible());
163    BOOST_CHECK_EQUAL(addr.ToStringAddr(), "255.255.255.255");
164
165    // IPv4, casual
166    addr = LookupHost("12.34.56.78", false).value();
167    BOOST_REQUIRE(addr.IsValid());
168    BOOST_REQUIRE(addr.IsIPv4());
169
170    BOOST_CHECK(!addr.IsBindAny());
171    BOOST_CHECK(addr.IsAddrV1Compatible());
172    BOOST_CHECK_EQUAL(addr.ToStringAddr(), "12.34.56.78");
173
174    // IPv6, in6addr_any
175    addr = LookupHost("::", false).value();
176    BOOST_REQUIRE(!addr.IsValid());
177    BOOST_REQUIRE(addr.IsIPv6());
178
179    BOOST_CHECK(addr.IsBindAny());
180    BOOST_CHECK(addr.IsAddrV1Compatible());
181    BOOST_CHECK_EQUAL(addr.ToStringAddr(), "::");
182
183    // IPv6, casual
184    addr = LookupHost("1122:3344:5566:7788:9900:aabb:ccdd:eeff", false).value();
185    BOOST_REQUIRE(addr.IsValid());
186    BOOST_REQUIRE(addr.IsIPv6());
187
188    BOOST_CHECK(!addr.IsBindAny());
189    BOOST_CHECK(addr.IsAddrV1Compatible());
190    BOOST_CHECK_EQUAL(addr.ToStringAddr(), "1122:3344:5566:7788:9900:aabb:ccdd:eeff");
191
192    // IPv6, scoped/link-local. See https://tools.ietf.org/html/rfc4007
193    // We support non-negative decimal integers (uint32_t) as zone id indices.
194    // Normal link-local scoped address functionality is to append "%" plus the
195    // zone id, for example, given a link-local address of "fe80::1" and a zone
196    // id of "32", return the address as "fe80::1%32".
197    const std::string link_local{"fe80::1"};
198    const std::string scoped_addr{link_local + "%32"};
199    addr = LookupHost(scoped_addr, false).value();
200    BOOST_REQUIRE(addr.IsValid());
201    BOOST_REQUIRE(addr.IsIPv6());
202    BOOST_CHECK(!addr.IsBindAny());
203    BOOST_CHECK_EQUAL(addr.ToStringAddr(), scoped_addr);
204
205    // TORv2, no longer supported
206    BOOST_CHECK(!addr.SetSpecial("6hzph5hv6337r6p2.onion"));
207
208    // TORv3
209    const char* torv3_addr = "pg6mmjiyjmcrsslvykfwnntlaru7p5svn6y2ymmju6nubxndf4pscryd.onion";
210    BOOST_REQUIRE(addr.SetSpecial(torv3_addr));
211    BOOST_REQUIRE(addr.IsValid());
212    BOOST_REQUIRE(addr.IsTor());
213
214    BOOST_CHECK(!addr.IsI2P());
215    BOOST_CHECK(!addr.IsBindAny());
216    BOOST_CHECK(!addr.IsAddrV1Compatible());
217    BOOST_CHECK_EQUAL(addr.ToStringAddr(), torv3_addr);
218
219    // TORv3, broken, with wrong checksum
220    BOOST_CHECK(!addr.SetSpecial("pg6mmjiyjmcrsslvykfwnntlaru7p5svn6y2ymmju6nubxndf4pscsad.onion"));
221
222    // TORv3, broken, with wrong version
223    BOOST_CHECK(!addr.SetSpecial("pg6mmjiyjmcrsslvykfwnntlaru7p5svn6y2ymmju6nubxndf4pscrye.onion"));
224
225    // TORv3, malicious
226    BOOST_CHECK(!addr.SetSpecial(std::string{
227        "pg6mmjiyjmcrsslvykfwnntlaru7p5svn6y2ymmju6nubxndf4pscryd\0wtf.onion", 66}));
228
229    // TOR, bogus length
230    BOOST_CHECK(!addr.SetSpecial(std::string{"mfrggzak.onion"}));
231
232    // TOR, invalid base32
233    BOOST_CHECK(!addr.SetSpecial(std::string{"mf*g zak.onion"}));
234
235    // I2P
236    const char* i2p_addr = "UDHDrtrcetjm5sxzskjyr5ztpeszydbh4dpl3pl4utgqqw2v4jna.b32.I2P";
237    BOOST_REQUIRE(addr.SetSpecial(i2p_addr));
238    BOOST_REQUIRE(addr.IsValid());
239    BOOST_REQUIRE(addr.IsI2P());
240
241    BOOST_CHECK(!addr.IsTor());
242    BOOST_CHECK(!addr.IsBindAny());
243    BOOST_CHECK(!addr.IsAddrV1Compatible());
244    BOOST_CHECK_EQUAL(addr.ToStringAddr(), ToLower(i2p_addr));
245
246    // I2P, correct length, but decodes to less than the expected number of bytes.
247    BOOST_CHECK(!addr.SetSpecial("udhdrtrcetjm5sxzskjyr5ztpeszydbh4dpl3pl4utgqqw2v4jn=.b32.i2p"));
248
249    // I2P, extra unnecessary padding
250    BOOST_CHECK(!addr.SetSpecial("udhdrtrcetjm5sxzskjyr5ztpeszydbh4dpl3pl4utgqqw2v4jna=.b32.i2p"));

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440 guided files · 2,580 pending. Guides cover key sections, not every line.

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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