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

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bitcoin / bitcoinstable

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sanitizer_suppressions

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bitcoin / test / functional / p2p_orphan_handling.py

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751        peer_late_announcer.send_and_ping(msg_inv([orphan_inv]))
752
753        # The orphan should have 2 announcers now
754        orphanage = node.getorphantxs(verbosity=2)
755        assert_equal(orphanage[0]["wtxid"], orphan_wtxid)
756        assert_equal(len(orphanage[0]["from"]), 2)
757
758        self.nodes[0].bumpmocktime(GETDATA_TX_INTERVAL)
759        peer_late_announcer.wait_for_parent_requests([parent_tx.txid_int])
760
761    @cleanup
762    def test_parents_change(self):
763        self.log.info("Test that, if a parent goes missing during orphan reso, it is requested")
764        node = self.nodes[0]
765        # Orphan will have 2 parents, 1 missing and 1 already in mempool when received.
766        # Create missing parent.
767        parent_missing = self.wallet.create_self_transfer()
768
769        # Create parent that will already be in mempool, but become missing during orphan resolution.
770        # Get 3 UTXOs for replacement-cycled parent, UTXOS A, B, C
771        coin_A = self.wallet.get_utxo(confirmed_only=True)
772        coin_B = self.wallet.get_utxo(confirmed_only=True)
773        coin_C = self.wallet.get_utxo(confirmed_only=True)
774        # parent_peekaboo_AB spends A and B. It is replaced by tx_replacer_BC (conflicting UTXO B),
775        # and then replaced by tx_replacer_C (conflicting UTXO C). This replacement cycle is used to
776        # ensure that parent_peekaboo_AB can be reintroduced without requiring package RBF.
777        FEE_INCREMENT = 2400
778        parent_peekaboo_AB = self.wallet.create_self_transfer_multi(
779            utxos_to_spend=[coin_A, coin_B],
780            num_outputs=1,
781            fee_per_output=FEE_INCREMENT
782        )
783        tx_replacer_BC = self.wallet.create_self_transfer_multi(
784            utxos_to_spend=[coin_B, coin_C],
785            num_outputs=1,
786            fee_per_output=2*FEE_INCREMENT
787        )
788        tx_replacer_C = self.wallet.create_self_transfer(
789            utxo_to_spend=coin_C,
790            fee_per_output=3*FEE_INCREMENT
791        )
792
793        # parent_peekaboo_AB starts out in the mempool
794        node.sendrawtransaction(parent_peekaboo_AB["hex"])
795
796        orphan = self.wallet.create_self_transfer_multi(utxos_to_spend=[parent_peekaboo_AB["new_utxos"][0], parent_missing["new_utxo"]])
797        orphan_wtxid = orphan["wtxid"]
798        orphan_inv = CInv(t=MSG_WTX, h=int(orphan_wtxid, 16))
799
800        # peer1 sends the orphan and gets a request for the missing parent
801        peer1 = node.add_p2p_connection(PeerTxRelayer())
802        peer1.send_and_ping(msg_inv([orphan_inv]))
803        node.bumpmocktime(TXREQUEST_TIME_SKIP)
804        peer1.wait_for_getdata([int(orphan_wtxid, 16)])
805        peer1.send_and_ping(msg_tx(orphan["tx"]))
806        self.wait_until(lambda: node.getorphantxs(verbosity=0) == [orphan["txid"]])
807        node.bumpmocktime(NONPREF_PEER_TX_DELAY + TXID_RELAY_DELAY)
808        peer1.wait_for_getdata([int(parent_missing["txid"], 16)])
809
810        # Replace parent_peekaboo_AB so that is a newly missing parent.
811        # Then, replace the replacement so that it can be resubmitted.
812        node.sendrawtransaction(tx_replacer_BC["hex"])
813        assert tx_replacer_BC["txid"] in node.getrawmempool()
814        node.sendrawtransaction(tx_replacer_C["hex"])
815        assert tx_replacer_BC["txid"] not in node.getrawmempool()
816        assert parent_peekaboo_AB["txid"] not in node.getrawmempool()
817        assert tx_replacer_C["txid"] in node.getrawmempool()
818
819        # Second peer is an additional announcer for this orphan, but its missing parents are different from when it was
820        # previously announced.
821        peer2 = node.add_p2p_connection(PeerTxRelayer())
822        peer2.send_and_ping(msg_inv([orphan_inv]))
823        assert_equal(len(node.getorphantxs(verbosity=2)[0]["from"]), 2)
824
825        # Disconnect peer1. peer2 should become the new candidate for orphan resolution.
826        peer1.peer_disconnect()
827        self.wait_until(lambda: node.num_test_p2p_connections() == 1)
828        peer2.sync_with_ping()  # Sync with the 'net' thread which completes the disconnection fully
829        node.bumpmocktime(TXREQUEST_TIME_SKIP)
830        self.wait_until(lambda: len(node.getorphantxs(verbosity=2)[0]["from"]) == 1)
831        # Both parents should be requested, now that they are both missing.
832        peer2.wait_for_parent_requests([int(parent_peekaboo_AB["txid"], 16), int(parent_missing["txid"], 16)])
833        peer2.send_and_ping(msg_tx(parent_missing["tx"]))
834        peer2.send_and_ping(msg_tx(parent_peekaboo_AB["tx"]))
835
836        final_mempool = node.getrawmempool()
837        assert parent_missing["txid"] in final_mempool
838        assert parent_peekaboo_AB["txid"] in final_mempool
839        assert orphan["txid"] in final_mempool
840        assert tx_replacer_C["txid"] in final_mempool
841
842    def run_test(self):
843        self.nodes[0].setmocktime(int(time.time()))
844        self.wallet_nonsegwit = MiniWallet(self.nodes[0], mode=MiniWalletMode.RAW_P2PK)
845        self.generate(self.wallet_nonsegwit, 10)
846        self.wallet = MiniWallet(self.nodes[0])
847        self.generate(self.wallet, 160)
848
849        self.test_arrival_timing_orphan()
850        self.test_orphan_rejected_parents_exceptions()
851        self.test_orphan_multiple_parents()
852        self.test_orphans_overlapping_parents()
853        self.test_orphan_of_orphan()
854        self.test_orphan_parent_confirmed()
855        self.test_orphan_inherit_rejection()
856        self.test_same_txid_orphan()
857        self.test_same_txid_orphan_of_orphan()
858        self.test_orphan_txid_inv()
859        self.test_orphan_handling_prefer_outbound()
860        self.test_announcers_before_and_after()
861        self.test_parents_change()
862        self.test_maximal_package_protected()
863
864
865if __name__ == '__main__':
866    OrphanHandlingTest(__file__).main()
867

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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

← Previous 250 linesCode page 4

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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