network: move broadcast_transaction move network to interface.py
This commit is contained in:
SomberNight
@@ -49,7 +49,8 @@ import certifi
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from .util import (ignore_exceptions, log_exceptions, bfh, ESocksProxy,
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is_integer, is_non_negative_integer, is_hash256_str, is_hex_str,
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is_int_or_float, is_non_negative_int_or_float, OldTaskGroup)
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is_int_or_float, is_non_negative_int_or_float, OldTaskGroup,
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send_exception_to_crash_reporter, error_text_str_to_safe_str)
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from . import util
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from . import x509
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from . import pem
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@@ -57,6 +58,7 @@ from . import version
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from . import blockchain
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from .blockchain import Blockchain, HEADER_SIZE, CHUNK_SIZE
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from . import bitcoin
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from .bitcoin import DummyAddress, DummyAddressUsedInTxException
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from . import constants
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from .i18n import _
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from .logging import Logger
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@@ -279,6 +281,34 @@ class InvalidOptionCombination(Exception): pass
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class ConnectError(NetworkException): pass
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class TxBroadcastError(NetworkException):
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def get_message_for_gui(self):
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raise NotImplementedError()
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class TxBroadcastHashMismatch(TxBroadcastError):
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def get_message_for_gui(self):
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return "{}\n{}\n\n{}" \
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.format(_("The server returned an unexpected transaction ID when broadcasting the transaction."),
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_("Consider trying to connect to a different server, or updating Electrum."),
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str(self))
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class TxBroadcastServerReturnedError(TxBroadcastError):
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def get_message_for_gui(self):
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return "{}\n{}\n\n{}" \
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.format(_("The server returned an error when broadcasting the transaction."),
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_("Consider trying to connect to a different server, or updating Electrum."),
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str(self))
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class TxBroadcastUnknownError(TxBroadcastError):
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def get_message_for_gui(self):
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return "{}\n{}" \
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.format(_("Unknown error when broadcasting the transaction."),
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_("Consider trying to connect to a different server, or updating Electrum."))
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class _RSClient(RSClient):
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async def create_connection(self):
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try:
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@@ -1296,6 +1326,29 @@ class Interface(Logger):
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raise RequestCorrupted(f"received tx does not match expected txid {tx_hash} (got {tx.txid()})")
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return raw
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async def broadcast_transaction(self, tx: 'Transaction', *, timeout=None) -> None:
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"""caller should handle TxBroadcastError and RequestTimedOut"""
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if timeout is None:
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timeout = self.network.get_network_timeout_seconds(NetworkTimeout.Urgent)
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if any(DummyAddress.is_dummy_address(txout.address) for txout in tx.outputs()):
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raise DummyAddressUsedInTxException("tried to broadcast tx with dummy address!")
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try:
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out = await self.session.send_request('blockchain.transaction.broadcast', [tx.serialize()], timeout=timeout)
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# note: both 'out' and exception messages are untrusted input from the server
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except (RequestTimedOut, asyncio.CancelledError, asyncio.TimeoutError):
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raise # pass-through
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except aiorpcx.jsonrpc.CodeMessageError as e:
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self.logger.info(f"broadcast_transaction error [DO NOT TRUST THIS MESSAGE]: {error_text_str_to_safe_str(repr(e))}. tx={str(tx)}")
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raise TxBroadcastServerReturnedError(sanitize_tx_broadcast_response(e.message)) from e
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except BaseException as e: # intentional BaseException for sanity!
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self.logger.info(f"broadcast_transaction error2 [DO NOT TRUST THIS MESSAGE]: {error_text_str_to_safe_str(repr(e))}. tx={str(tx)}")
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send_exception_to_crash_reporter(e)
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raise TxBroadcastUnknownError() from e
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if out != tx.txid():
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self.logger.info(f"unexpected txid for broadcast_transaction [DO NOT TRUST THIS MESSAGE]: "
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f"{error_text_str_to_safe_str(out)} != {tx.txid()}. tx={str(tx)}")
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raise TxBroadcastHashMismatch(_("Server returned unexpected transaction ID."))
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async def get_history_for_scripthash(self, sh: str) -> List[dict]:
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if not is_hash256_str(sh):
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raise Exception(f"{repr(sh)} is not a scripthash")
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@@ -1462,6 +1515,190 @@ def _assert_header_does_not_check_against_any_chain(header: dict) -> None:
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raise Exception('bad_header must not check!')
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def sanitize_tx_broadcast_response(server_msg) -> str:
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# Unfortunately, bitcoind and hence the Electrum protocol doesn't return a useful error code.
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# So, we use substring matching to grok the error message.
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# server_msg is untrusted input so it should not be shown to the user. see #4968
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server_msg = str(server_msg)
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server_msg = server_msg.replace("\n", r"\n")
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# https://github.com/bitcoin/bitcoin/blob/5bb64acd9d3ced6e6f95df282a1a0f8b98522cb0/src/script/script_error.cpp
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script_error_messages = {
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r"Script evaluated without error but finished with a false/empty top stack element",
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r"Script failed an OP_VERIFY operation",
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r"Script failed an OP_EQUALVERIFY operation",
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r"Script failed an OP_CHECKMULTISIGVERIFY operation",
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r"Script failed an OP_CHECKSIGVERIFY operation",
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r"Script failed an OP_NUMEQUALVERIFY operation",
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r"Script is too big",
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r"Push value size limit exceeded",
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r"Operation limit exceeded",
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r"Stack size limit exceeded",
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r"Signature count negative or greater than pubkey count",
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r"Pubkey count negative or limit exceeded",
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r"Opcode missing or not understood",
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r"Attempted to use a disabled opcode",
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r"Operation not valid with the current stack size",
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r"Operation not valid with the current altstack size",
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r"OP_RETURN was encountered",
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r"Invalid OP_IF construction",
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r"Negative locktime",
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r"Locktime requirement not satisfied",
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r"Signature hash type missing or not understood",
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r"Non-canonical DER signature",
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r"Data push larger than necessary",
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r"Only push operators allowed in signatures",
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r"Non-canonical signature: S value is unnecessarily high",
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r"Dummy CHECKMULTISIG argument must be zero",
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r"OP_IF/NOTIF argument must be minimal",
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r"Signature must be zero for failed CHECK(MULTI)SIG operation",
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r"NOPx reserved for soft-fork upgrades",
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r"Witness version reserved for soft-fork upgrades",
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r"Taproot version reserved for soft-fork upgrades",
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r"OP_SUCCESSx reserved for soft-fork upgrades",
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r"Public key version reserved for soft-fork upgrades",
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r"Public key is neither compressed or uncompressed",
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r"Stack size must be exactly one after execution",
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r"Extra items left on stack after execution",
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r"Witness program has incorrect length",
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r"Witness program was passed an empty witness",
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r"Witness program hash mismatch",
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r"Witness requires empty scriptSig",
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r"Witness requires only-redeemscript scriptSig",
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r"Witness provided for non-witness script",
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r"Using non-compressed keys in segwit",
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r"Invalid Schnorr signature size",
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r"Invalid Schnorr signature hash type",
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r"Invalid Schnorr signature",
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r"Invalid Taproot control block size",
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r"Too much signature validation relative to witness weight",
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r"OP_CHECKMULTISIG(VERIFY) is not available in tapscript",
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r"OP_IF/NOTIF argument must be minimal in tapscript",
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r"Using OP_CODESEPARATOR in non-witness script",
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r"Signature is found in scriptCode",
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}
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for substring in script_error_messages:
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if substring in server_msg:
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return substring
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# https://github.com/bitcoin/bitcoin/blob/5bb64acd9d3ced6e6f95df282a1a0f8b98522cb0/src/validation.cpp
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# grep "REJECT_"
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# grep "TxValidationResult"
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# should come after script_error.cpp (due to e.g. "non-mandatory-script-verify-flag")
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validation_error_messages = {
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r"coinbase": None,
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r"tx-size-small": None,
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r"non-final": None,
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r"txn-already-in-mempool": None,
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r"txn-mempool-conflict": None,
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r"txn-already-known": None,
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r"non-BIP68-final": None,
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r"bad-txns-nonstandard-inputs": None,
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r"bad-witness-nonstandard": None,
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r"bad-txns-too-many-sigops": None,
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r"mempool min fee not met":
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("mempool min fee not met\n" +
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_("Your transaction is paying a fee that is so low that the bitcoin node cannot "
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"fit it into its mempool. The mempool is already full of hundreds of megabytes "
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"of transactions that all pay higher fees. Try to increase the fee.")),
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r"min relay fee not met": None,
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r"absurdly-high-fee": None,
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r"max-fee-exceeded": None,
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r"too-long-mempool-chain": None,
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r"bad-txns-spends-conflicting-tx": None,
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r"insufficient fee": ("insufficient fee\n" +
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_("Your transaction is trying to replace another one in the mempool but it "
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"does not meet the rules to do so. Try to increase the fee.")),
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r"too many potential replacements": None,
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r"replacement-adds-unconfirmed": None,
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r"mempool full": None,
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r"non-mandatory-script-verify-flag": None,
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r"mandatory-script-verify-flag-failed": None,
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r"Transaction check failed": None,
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}
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for substring in validation_error_messages:
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if substring in server_msg:
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msg = validation_error_messages[substring]
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return msg if msg else substring
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# https://github.com/bitcoin/bitcoin/blob/5bb64acd9d3ced6e6f95df282a1a0f8b98522cb0/src/rpc/rawtransaction.cpp
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# https://github.com/bitcoin/bitcoin/blob/5bb64acd9d3ced6e6f95df282a1a0f8b98522cb0/src/util/error.cpp
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# https://github.com/bitcoin/bitcoin/blob/3f83c744ac28b700090e15b5dda2260724a56f49/src/common/messages.cpp#L126
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# grep "RPC_TRANSACTION"
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# grep "RPC_DESERIALIZATION_ERROR"
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# grep "TransactionError"
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rawtransaction_error_messages = {
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r"Missing inputs": None,
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r"Inputs missing or spent": None,
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r"transaction already in block chain": None,
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r"Transaction already in block chain": None,
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r"Transaction outputs already in utxo set": None,
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r"TX decode failed": None,
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r"Peer-to-peer functionality missing or disabled": None,
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r"Transaction rejected by AcceptToMemoryPool": None,
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r"AcceptToMemoryPool failed": None,
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r"Transaction rejected by mempool": None,
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r"Mempool internal error": None,
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r"Fee exceeds maximum configured by user": None,
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r"Unspendable output exceeds maximum configured by user": None,
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r"Transaction rejected due to invalid package": None,
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}
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for substring in rawtransaction_error_messages:
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if substring in server_msg:
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msg = rawtransaction_error_messages[substring]
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return msg if msg else substring
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# https://github.com/bitcoin/bitcoin/blob/5bb64acd9d3ced6e6f95df282a1a0f8b98522cb0/src/consensus/tx_verify.cpp
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# https://github.com/bitcoin/bitcoin/blob/c7ad94428ab6f54661d7a5441e1fdd0ebf034903/src/consensus/tx_check.cpp
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# grep "REJECT_"
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# grep "TxValidationResult"
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tx_verify_error_messages = {
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r"bad-txns-vin-empty": None,
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r"bad-txns-vout-empty": None,
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r"bad-txns-oversize": None,
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r"bad-txns-vout-negative": None,
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r"bad-txns-vout-toolarge": None,
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r"bad-txns-txouttotal-toolarge": None,
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r"bad-txns-inputs-duplicate": None,
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r"bad-cb-length": None,
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r"bad-txns-prevout-null": None,
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r"bad-txns-inputs-missingorspent":
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("bad-txns-inputs-missingorspent\n" +
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_("You might have a local transaction in your wallet that this transaction "
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"builds on top. You need to either broadcast or remove the local tx.")),
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r"bad-txns-premature-spend-of-coinbase": None,
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r"bad-txns-inputvalues-outofrange": None,
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r"bad-txns-in-belowout": None,
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r"bad-txns-fee-outofrange": None,
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}
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for substring in tx_verify_error_messages:
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if substring in server_msg:
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msg = tx_verify_error_messages[substring]
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return msg if msg else substring
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# https://github.com/bitcoin/bitcoin/blob/5bb64acd9d3ced6e6f95df282a1a0f8b98522cb0/src/policy/policy.cpp
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# grep "reason ="
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# should come after validation.cpp (due to "tx-size" vs "tx-size-small")
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# should come after script_error.cpp (due to e.g. "version")
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policy_error_messages = {
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r"version": _("Transaction uses non-standard version."),
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r"tx-size": _("The transaction was rejected because it is too large (in bytes)."),
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r"scriptsig-size": None,
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r"scriptsig-not-pushonly": None,
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r"scriptpubkey":
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("scriptpubkey\n" +
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_("Some of the outputs pay to a non-standard script.")),
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r"bare-multisig": None,
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r"dust":
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(_("Transaction could not be broadcast due to dust outputs.\n"
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"Some of the outputs are too small in value, probably lower than 1000 satoshis.\n"
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"Check the units, make sure you haven't confused e.g. mBTC and BTC.")),
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r"multi-op-return": _("The transaction was rejected because it contains multiple OP_RETURN outputs."),
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}
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for substring in policy_error_messages:
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if substring in server_msg:
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msg = policy_error_messages[substring]
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return msg if msg else substring
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# otherwise:
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return _("Unknown error")
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def check_cert(host, cert):
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try:
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b = pem.dePem(cert, 'CERTIFICATE')
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@@ -43,10 +43,9 @@ from aiohttp import ClientResponse
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from . import util
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from .util import (
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log_exceptions, ignore_exceptions, OldTaskGroup, make_aiohttp_session, send_exception_to_crash_reporter, MyEncoder,
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log_exceptions, ignore_exceptions, OldTaskGroup, make_aiohttp_session, MyEncoder,
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NetworkRetryManager, error_text_str_to_safe_str, detect_tor_socks_proxy
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)
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from .bitcoin import DummyAddress, DummyAddressUsedInTxException
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from . import constants
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from . import blockchain
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from . import dns_hacks
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@@ -54,7 +53,7 @@ from .transaction import Transaction
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from .blockchain import Blockchain
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from .interface import (
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Interface, PREFERRED_NETWORK_PROTOCOL, RequestTimedOut, NetworkTimeout, BUCKET_NAME_OF_ONION_SERVERS,
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NetworkException, RequestCorrupted, ServerAddr
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NetworkException, RequestCorrupted, ServerAddr, TxBroadcastError,
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)
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from .version import PROTOCOL_VERSION
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from .i18n import _
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@@ -287,34 +286,6 @@ class NetworkParameters(NamedTuple):
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class BestEffortRequestFailed(NetworkException): pass
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class TxBroadcastError(NetworkException):
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def get_message_for_gui(self):
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raise NotImplementedError()
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class TxBroadcastHashMismatch(TxBroadcastError):
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def get_message_for_gui(self):
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return "{}\n{}\n\n{}" \
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.format(_("The server returned an unexpected transaction ID when broadcasting the transaction."),
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_("Consider trying to connect to a different server, or updating Electrum."),
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str(self))
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class TxBroadcastServerReturnedError(TxBroadcastError):
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def get_message_for_gui(self):
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return "{}\n{}\n\n{}" \
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.format(_("The server returned an error when broadcasting the transaction."),
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_("Consider trying to connect to a different server, or updating Electrum."),
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str(self))
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class TxBroadcastUnknownError(TxBroadcastError):
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def get_message_for_gui(self):
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return "{}\n{}" \
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.format(_("Unknown error when broadcasting the transaction."),
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_("Consider trying to connect to a different server, or updating Electrum."))
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class UntrustedServerReturnedError(NetworkException):
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def __init__(self, *, original_exception):
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self.original_exception = original_exception
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@@ -1096,26 +1067,7 @@ class Network(Logger, NetworkRetryManager[ServerAddr]):
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"""caller should handle TxBroadcastError"""
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if self.interface is None: # handled by best_effort_reliable
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raise RequestTimedOut()
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if timeout is None:
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timeout = self.get_network_timeout_seconds(NetworkTimeout.Urgent)
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if any(DummyAddress.is_dummy_address(txout.address) for txout in tx.outputs()):
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raise DummyAddressUsedInTxException("tried to broadcast tx with dummy address!")
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try:
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out = await self.interface.session.send_request('blockchain.transaction.broadcast', [tx.serialize()], timeout=timeout)
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# note: both 'out' and exception messages are untrusted input from the server
|
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except (RequestTimedOut, asyncio.CancelledError, asyncio.TimeoutError):
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raise # pass-through
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except aiorpcx.jsonrpc.CodeMessageError as e:
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self.logger.info(f"broadcast_transaction error [DO NOT TRUST THIS MESSAGE]: {error_text_str_to_safe_str(repr(e))}. tx={str(tx)}")
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raise TxBroadcastServerReturnedError(self.sanitize_tx_broadcast_response(e.message)) from e
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except BaseException as e: # intentional BaseException for sanity!
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self.logger.info(f"broadcast_transaction error2 [DO NOT TRUST THIS MESSAGE]: {error_text_str_to_safe_str(repr(e))}. tx={str(tx)}")
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send_exception_to_crash_reporter(e)
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raise TxBroadcastUnknownError() from e
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if out != tx.txid():
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self.logger.info(f"unexpected txid for broadcast_transaction [DO NOT TRUST THIS MESSAGE]: "
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f"{error_text_str_to_safe_str(out)} != {tx.txid()}. tx={str(tx)}")
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raise TxBroadcastHashMismatch(_("Server returned unexpected transaction ID."))
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await self.interface.broadcast_transaction(tx, timeout=timeout)
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async def try_broadcasting(self, tx, name) -> bool:
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try:
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@@ -1127,190 +1079,6 @@ class Network(Logger, NetworkRetryManager[ServerAddr]):
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self.logger.info(f'success: broadcasting {name} {tx.txid()}')
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return True
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@staticmethod
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def sanitize_tx_broadcast_response(server_msg) -> str:
|
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# Unfortunately, bitcoind and hence the Electrum protocol doesn't return a useful error code.
|
||||
# So, we use substring matching to grok the error message.
|
||||
# server_msg is untrusted input so it should not be shown to the user. see #4968
|
||||
server_msg = str(server_msg)
|
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server_msg = server_msg.replace("\n", r"\n")
|
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# https://github.com/bitcoin/bitcoin/blob/5bb64acd9d3ced6e6f95df282a1a0f8b98522cb0/src/script/script_error.cpp
|
||||
script_error_messages = {
|
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r"Script evaluated without error but finished with a false/empty top stack element",
|
||||
r"Script failed an OP_VERIFY operation",
|
||||
r"Script failed an OP_EQUALVERIFY operation",
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r"Script failed an OP_CHECKMULTISIGVERIFY operation",
|
||||
r"Script failed an OP_CHECKSIGVERIFY operation",
|
||||
r"Script failed an OP_NUMEQUALVERIFY operation",
|
||||
r"Script is too big",
|
||||
r"Push value size limit exceeded",
|
||||
r"Operation limit exceeded",
|
||||
r"Stack size limit exceeded",
|
||||
r"Signature count negative or greater than pubkey count",
|
||||
r"Pubkey count negative or limit exceeded",
|
||||
r"Opcode missing or not understood",
|
||||
r"Attempted to use a disabled opcode",
|
||||
r"Operation not valid with the current stack size",
|
||||
r"Operation not valid with the current altstack size",
|
||||
r"OP_RETURN was encountered",
|
||||
r"Invalid OP_IF construction",
|
||||
r"Negative locktime",
|
||||
r"Locktime requirement not satisfied",
|
||||
r"Signature hash type missing or not understood",
|
||||
r"Non-canonical DER signature",
|
||||
r"Data push larger than necessary",
|
||||
r"Only push operators allowed in signatures",
|
||||
r"Non-canonical signature: S value is unnecessarily high",
|
||||
r"Dummy CHECKMULTISIG argument must be zero",
|
||||
r"OP_IF/NOTIF argument must be minimal",
|
||||
r"Signature must be zero for failed CHECK(MULTI)SIG operation",
|
||||
r"NOPx reserved for soft-fork upgrades",
|
||||
r"Witness version reserved for soft-fork upgrades",
|
||||
r"Taproot version reserved for soft-fork upgrades",
|
||||
r"OP_SUCCESSx reserved for soft-fork upgrades",
|
||||
r"Public key version reserved for soft-fork upgrades",
|
||||
r"Public key is neither compressed or uncompressed",
|
||||
r"Stack size must be exactly one after execution",
|
||||
r"Extra items left on stack after execution",
|
||||
r"Witness program has incorrect length",
|
||||
r"Witness program was passed an empty witness",
|
||||
r"Witness program hash mismatch",
|
||||
r"Witness requires empty scriptSig",
|
||||
r"Witness requires only-redeemscript scriptSig",
|
||||
r"Witness provided for non-witness script",
|
||||
r"Using non-compressed keys in segwit",
|
||||
r"Invalid Schnorr signature size",
|
||||
r"Invalid Schnorr signature hash type",
|
||||
r"Invalid Schnorr signature",
|
||||
r"Invalid Taproot control block size",
|
||||
r"Too much signature validation relative to witness weight",
|
||||
r"OP_CHECKMULTISIG(VERIFY) is not available in tapscript",
|
||||
r"OP_IF/NOTIF argument must be minimal in tapscript",
|
||||
r"Using OP_CODESEPARATOR in non-witness script",
|
||||
r"Signature is found in scriptCode",
|
||||
}
|
||||
for substring in script_error_messages:
|
||||
if substring in server_msg:
|
||||
return substring
|
||||
# https://github.com/bitcoin/bitcoin/blob/5bb64acd9d3ced6e6f95df282a1a0f8b98522cb0/src/validation.cpp
|
||||
# grep "REJECT_"
|
||||
# grep "TxValidationResult"
|
||||
# should come after script_error.cpp (due to e.g. "non-mandatory-script-verify-flag")
|
||||
validation_error_messages = {
|
||||
r"coinbase": None,
|
||||
r"tx-size-small": None,
|
||||
r"non-final": None,
|
||||
r"txn-already-in-mempool": None,
|
||||
r"txn-mempool-conflict": None,
|
||||
r"txn-already-known": None,
|
||||
r"non-BIP68-final": None,
|
||||
r"bad-txns-nonstandard-inputs": None,
|
||||
r"bad-witness-nonstandard": None,
|
||||
r"bad-txns-too-many-sigops": None,
|
||||
r"mempool min fee not met":
|
||||
("mempool min fee not met\n" +
|
||||
_("Your transaction is paying a fee that is so low that the bitcoin node cannot "
|
||||
"fit it into its mempool. The mempool is already full of hundreds of megabytes "
|
||||
"of transactions that all pay higher fees. Try to increase the fee.")),
|
||||
r"min relay fee not met": None,
|
||||
r"absurdly-high-fee": None,
|
||||
r"max-fee-exceeded": None,
|
||||
r"too-long-mempool-chain": None,
|
||||
r"bad-txns-spends-conflicting-tx": None,
|
||||
r"insufficient fee": ("insufficient fee\n" +
|
||||
_("Your transaction is trying to replace another one in the mempool but it "
|
||||
"does not meet the rules to do so. Try to increase the fee.")),
|
||||
r"too many potential replacements": None,
|
||||
r"replacement-adds-unconfirmed": None,
|
||||
r"mempool full": None,
|
||||
r"non-mandatory-script-verify-flag": None,
|
||||
r"mandatory-script-verify-flag-failed": None,
|
||||
r"Transaction check failed": None,
|
||||
}
|
||||
for substring in validation_error_messages:
|
||||
if substring in server_msg:
|
||||
msg = validation_error_messages[substring]
|
||||
return msg if msg else substring
|
||||
# https://github.com/bitcoin/bitcoin/blob/5bb64acd9d3ced6e6f95df282a1a0f8b98522cb0/src/rpc/rawtransaction.cpp
|
||||
# https://github.com/bitcoin/bitcoin/blob/5bb64acd9d3ced6e6f95df282a1a0f8b98522cb0/src/util/error.cpp
|
||||
# https://github.com/bitcoin/bitcoin/blob/3f83c744ac28b700090e15b5dda2260724a56f49/src/common/messages.cpp#L126
|
||||
# grep "RPC_TRANSACTION"
|
||||
# grep "RPC_DESERIALIZATION_ERROR"
|
||||
# grep "TransactionError"
|
||||
rawtransaction_error_messages = {
|
||||
r"Missing inputs": None,
|
||||
r"Inputs missing or spent": None,
|
||||
r"transaction already in block chain": None,
|
||||
r"Transaction already in block chain": None,
|
||||
r"Transaction outputs already in utxo set": None,
|
||||
r"TX decode failed": None,
|
||||
r"Peer-to-peer functionality missing or disabled": None,
|
||||
r"Transaction rejected by AcceptToMemoryPool": None,
|
||||
r"AcceptToMemoryPool failed": None,
|
||||
r"Transaction rejected by mempool": None,
|
||||
r"Mempool internal error": None,
|
||||
r"Fee exceeds maximum configured by user": None,
|
||||
r"Unspendable output exceeds maximum configured by user": None,
|
||||
r"Transaction rejected due to invalid package": None,
|
||||
}
|
||||
for substring in rawtransaction_error_messages:
|
||||
if substring in server_msg:
|
||||
msg = rawtransaction_error_messages[substring]
|
||||
return msg if msg else substring
|
||||
# https://github.com/bitcoin/bitcoin/blob/5bb64acd9d3ced6e6f95df282a1a0f8b98522cb0/src/consensus/tx_verify.cpp
|
||||
# https://github.com/bitcoin/bitcoin/blob/c7ad94428ab6f54661d7a5441e1fdd0ebf034903/src/consensus/tx_check.cpp
|
||||
# grep "REJECT_"
|
||||
# grep "TxValidationResult"
|
||||
tx_verify_error_messages = {
|
||||
r"bad-txns-vin-empty": None,
|
||||
r"bad-txns-vout-empty": None,
|
||||
r"bad-txns-oversize": None,
|
||||
r"bad-txns-vout-negative": None,
|
||||
r"bad-txns-vout-toolarge": None,
|
||||
r"bad-txns-txouttotal-toolarge": None,
|
||||
r"bad-txns-inputs-duplicate": None,
|
||||
r"bad-cb-length": None,
|
||||
r"bad-txns-prevout-null": None,
|
||||
r"bad-txns-inputs-missingorspent":
|
||||
("bad-txns-inputs-missingorspent\n" +
|
||||
_("You might have a local transaction in your wallet that this transaction "
|
||||
"builds on top. You need to either broadcast or remove the local tx.")),
|
||||
r"bad-txns-premature-spend-of-coinbase": None,
|
||||
r"bad-txns-inputvalues-outofrange": None,
|
||||
r"bad-txns-in-belowout": None,
|
||||
r"bad-txns-fee-outofrange": None,
|
||||
}
|
||||
for substring in tx_verify_error_messages:
|
||||
if substring in server_msg:
|
||||
msg = tx_verify_error_messages[substring]
|
||||
return msg if msg else substring
|
||||
# https://github.com/bitcoin/bitcoin/blob/5bb64acd9d3ced6e6f95df282a1a0f8b98522cb0/src/policy/policy.cpp
|
||||
# grep "reason ="
|
||||
# should come after validation.cpp (due to "tx-size" vs "tx-size-small")
|
||||
# should come after script_error.cpp (due to e.g. "version")
|
||||
policy_error_messages = {
|
||||
r"version": _("Transaction uses non-standard version."),
|
||||
r"tx-size": _("The transaction was rejected because it is too large (in bytes)."),
|
||||
r"scriptsig-size": None,
|
||||
r"scriptsig-not-pushonly": None,
|
||||
r"scriptpubkey":
|
||||
("scriptpubkey\n" +
|
||||
_("Some of the outputs pay to a non-standard script.")),
|
||||
r"bare-multisig": None,
|
||||
r"dust":
|
||||
(_("Transaction could not be broadcast due to dust outputs.\n"
|
||||
"Some of the outputs are too small in value, probably lower than 1000 satoshis.\n"
|
||||
"Check the units, make sure you haven't confused e.g. mBTC and BTC.")),
|
||||
r"multi-op-return": _("The transaction was rejected because it contains multiple OP_RETURN outputs."),
|
||||
}
|
||||
for substring in policy_error_messages:
|
||||
if substring in server_msg:
|
||||
msg = policy_error_messages[substring]
|
||||
return msg if msg else substring
|
||||
# otherwise:
|
||||
return _("Unknown error")
|
||||
|
||||
@best_effort_reliable
|
||||
@catch_server_exceptions
|
||||
async def get_transaction(self, tx_hash: str, *, timeout=None) -> str:
|
||||
|
||||
Reference in New Issue
Block a user