diff options
| -rw-r--r-- | src/qt/walletmodel.cpp | 7 | ||||
| -rw-r--r-- | src/wallet/wallet.cpp | 10 | ||||
| -rwxr-xr-x | test/functional/rpc_psbt.py | 2 | ||||
| -rwxr-xr-x | test/functional/wallet_bumpfee.py | 10 |
4 files changed, 21 insertions, 8 deletions
diff --git a/src/qt/walletmodel.cpp b/src/qt/walletmodel.cpp index c1eba61749..6f16834109 100644 --- a/src/qt/walletmodel.cpp +++ b/src/qt/walletmodel.cpp @@ -221,9 +221,12 @@ WalletModel::SendCoinsReturn WalletModel::prepareTransaction(WalletModelTransact return TransactionCreationFailed; } - // Reject absurdly high fee - if (nFeeRequired > m_wallet->getDefaultMaxTxFee()) + // Reject absurdly high fee. (This can never happen because the + // wallet never creates transactions with fee greater than + // m_default_max_tx_fee. This merely a belt-and-suspenders check). + if (nFeeRequired > m_wallet->getDefaultMaxTxFee()) { return AbsurdFee; + } } return SendCoinsReturn(OK); diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp index 8807acb6b7..565e551fae 100644 --- a/src/wallet/wallet.cpp +++ b/src/wallet/wallet.cpp @@ -2694,11 +2694,6 @@ bool CWallet::FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, int& nC } } - if (nFeeRet > this->m_default_max_tx_fee) { - strFailReason = TransactionErrorString(TransactionError::MAX_FEE_EXCEEDED); - return false; - } - return true; } @@ -3135,6 +3130,11 @@ bool CWallet::CreateTransaction(interfaces::Chain::Lock& locked_chain, const std } } + if (nFeeRet > m_default_max_tx_fee) { + strFailReason = TransactionErrorString(TransactionError::MAX_FEE_EXCEEDED); + return false; + } + if (gArgs.GetBoolArg("-walletrejectlongchains", DEFAULT_WALLET_REJECT_LONG_CHAINS)) { // Lastly, ensure this tx will pass the mempool's chain limits if (!chain().checkChainLimits(tx)) { diff --git a/test/functional/rpc_psbt.py b/test/functional/rpc_psbt.py index 8bfa7a0238..f7fc10886a 100755 --- a/test/functional/rpc_psbt.py +++ b/test/functional/rpc_psbt.py @@ -136,7 +136,7 @@ class PSBTTest(BitcoinTestFramework): assert_greater_than(0.06, res["fee"]) # feeRate of 10 BTC / KB produces a total fee well above -maxtxfee - # previously this was silenty capped at -maxtxfee + # previously this was silently capped at -maxtxfee assert_raises_rpc_error(-4, "Fee exceeds maximum configured by -maxtxfee", self.nodes[1].walletcreatefundedpsbt, [{"txid":txid,"vout":p2wpkh_pos},{"txid":txid,"vout":p2sh_p2wpkh_pos},{"txid":txid,"vout":p2pkh_pos}], {self.nodes[1].getnewaddress():29.99}, 0, {"feeRate": 10}) # partially sign multisig things with node 1 diff --git a/test/functional/wallet_bumpfee.py b/test/functional/wallet_bumpfee.py index 1fe029a6fb..030eb50791 100755 --- a/test/functional/wallet_bumpfee.py +++ b/test/functional/wallet_bumpfee.py @@ -80,6 +80,7 @@ class BumpFeeTest(BitcoinTestFramework): test_bumpfee_metadata(rbf_node, dest_address) test_locked_wallet_fails(rbf_node, dest_address) test_change_script_match(rbf_node, dest_address) + test_maxtxfee_fails(self, rbf_node, dest_address) # These tests wipe out a number of utxos that are expected in other tests test_small_output_with_feerate_succeeds(rbf_node, dest_address) test_no_more_inputs_fails(rbf_node, dest_address) @@ -248,6 +249,15 @@ def test_settxfee(rbf_node, dest_address): rbf_node.settxfee(Decimal("0.00000000")) # unset paytxfee +def test_maxtxfee_fails(test, rbf_node, dest_address): + test.restart_node(1, ['-maxtxfee=0.00003'] + test.extra_args[1]) + rbf_node.walletpassphrase(WALLET_PASSPHRASE, WALLET_PASSPHRASE_TIMEOUT) + rbfid = spend_one_input(rbf_node, dest_address) + assert_raises_rpc_error(-4, "Unable to create transaction: Fee exceeds maximum configured by -maxtxfee", rbf_node.bumpfee, rbfid) + test.restart_node(1, test.extra_args[1]) + rbf_node.walletpassphrase(WALLET_PASSPHRASE, WALLET_PASSPHRASE_TIMEOUT) + + def test_rebumping(rbf_node, dest_address): # check that re-bumping the original tx fails, but bumping the bumper succeeds rbfid = spend_one_input(rbf_node, dest_address) |