134 lines
6.2 KiB
Python
Executable file
134 lines
6.2 KiB
Python
Executable file
#!/usr/bin/env python3
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# Copyright (c) 2014-2019 The Bitcoin Core developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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"""Test the wallet keypool and interaction with wallet encryption/locking."""
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import time
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from decimal import Decimal
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import assert_equal, assert_raises_rpc_error
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class KeyPoolTest(BitcoinTestFramework):
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def set_test_params(self):
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self.num_nodes = 1
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def skip_test_if_missing_module(self):
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self.skip_if_no_wallet()
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def run_test(self):
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nodes = self.nodes
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addr_before_encrypting = nodes[0].getnewaddress()
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addr_before_encrypting_data = nodes[0].getaddressinfo(addr_before_encrypting)
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wallet_info_old = nodes[0].getwalletinfo()
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assert addr_before_encrypting_data['hdseedid'] == wallet_info_old['hdseedid']
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# Encrypt wallet and wait to terminate
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nodes[0].encryptwallet('test')
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# Keep creating keys
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addr = nodes[0].getnewaddress()
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addr_data = nodes[0].getaddressinfo(addr)
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wallet_info = nodes[0].getwalletinfo()
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assert addr_before_encrypting_data['hdseedid'] != wallet_info['hdseedid']
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assert addr_data['hdseedid'] == wallet_info['hdseedid']
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assert_raises_rpc_error(-12, "Error: Keypool ran out, please call keypoolrefill first", nodes[0].getnewaddress)
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# put six (plus 2) new keys in the keypool (100% external-, +100% internal-keys, 1 in min)
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nodes[0].walletpassphrase('test', 12000)
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nodes[0].keypoolrefill(6)
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nodes[0].walletlock()
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wi = nodes[0].getwalletinfo()
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assert_equal(wi['keypoolsize_hd_internal'], 6)
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assert_equal(wi['keypoolsize'], 6)
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# drain the internal keys
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nodes[0].getrawchangeaddress()
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nodes[0].getrawchangeaddress()
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nodes[0].getrawchangeaddress()
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nodes[0].getrawchangeaddress()
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nodes[0].getrawchangeaddress()
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nodes[0].getrawchangeaddress()
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addr = set()
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# the next one should fail
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assert_raises_rpc_error(-12, "Keypool ran out", nodes[0].getrawchangeaddress)
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# drain the external keys
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addr.add(nodes[0].getnewaddress(address_type="bech32"))
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addr.add(nodes[0].getnewaddress(address_type="bech32"))
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addr.add(nodes[0].getnewaddress(address_type="bech32"))
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addr.add(nodes[0].getnewaddress(address_type="bech32"))
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addr.add(nodes[0].getnewaddress(address_type="bech32"))
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addr.add(nodes[0].getnewaddress(address_type="bech32"))
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assert len(addr) == 6
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# the next one should fail
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assert_raises_rpc_error(-12, "Error: Keypool ran out, please call keypoolrefill first", nodes[0].getnewaddress)
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# refill keypool with three new addresses
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nodes[0].walletpassphrase('test', 1)
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nodes[0].keypoolrefill(3)
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# test walletpassphrase timeout
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time.sleep(1.1)
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assert_equal(nodes[0].getwalletinfo()["unlocked_until"], 0)
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# drain the keypool
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for _ in range(3):
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nodes[0].getnewaddress()
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assert_raises_rpc_error(-12, "Keypool ran out", nodes[0].getnewaddress)
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nodes[0].walletpassphrase('test', 100)
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nodes[0].keypoolrefill(100)
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wi = nodes[0].getwalletinfo()
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assert_equal(wi['keypoolsize_hd_internal'], 100)
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assert_equal(wi['keypoolsize'], 100)
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# create a blank wallet
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nodes[0].createwallet(wallet_name='w2', blank=True)
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w2 = nodes[0].get_wallet_rpc('w2')
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# refer to initial wallet as w1
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w1 = nodes[0].get_wallet_rpc('')
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# import private key and fund it
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address = addr.pop()
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privkey = w1.dumpprivkey(address)
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res = w2.importmulti([{'scriptPubKey': {'address': address}, 'keys': [privkey], 'timestamp': 'now'}])
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assert_equal(res[0]['success'], True)
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w1.walletpassphrase('test', 100)
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res = w1.sendtoaddress(address=address, amount=0.00010000)
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nodes[0].generate(1)
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destination = addr.pop()
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# Using a fee rate (10 sat / byte) well above the minimum relay rate
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# creating a 5,000 sat transaction with change should not be possible
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assert_raises_rpc_error(-4, "Transaction needs a change address, but we can't generate it. Please call keypoolrefill first.", w2.walletcreatefundedpsbt, inputs=[], outputs=[{addr.pop(): 0.00005000}], options={"subtractFeeFromOutputs": [0], "feeRate": 0.00010})
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# creating a 10,000 sat transaction without change, with a manual input, should still be possible
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res = w2.walletcreatefundedpsbt(inputs=w2.listunspent(), outputs=[{destination: 0.00010000}], options={"subtractFeeFromOutputs": [0], "feeRate": 0.00010})
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assert_equal("psbt" in res, True)
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# creating a 10,000 sat transaction without change should still be possible
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res = w2.walletcreatefundedpsbt(inputs=[], outputs=[{destination: 0.00010000}], options={"subtractFeeFromOutputs": [0], "feeRate": 0.00010})
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assert_equal("psbt" in res, True)
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# should work without subtractFeeFromOutputs if the exact fee is subtracted from the amount
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res = w2.walletcreatefundedpsbt(inputs=[], outputs=[{destination: 0.00008900}], options={"feeRate": 0.00010})
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assert_equal("psbt" in res, True)
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# dust change should be removed
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res = w2.walletcreatefundedpsbt(inputs=[], outputs=[{destination: 0.00008800}], options={"feeRate": 0.00010})
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assert_equal("psbt" in res, True)
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# create a transaction without change at the maximum fee rate, such that the output is still spendable:
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res = w2.walletcreatefundedpsbt(inputs=[], outputs=[{destination: 0.00010000}], options={"subtractFeeFromOutputs": [0], "feeRate": 0.0008824})
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assert_equal("psbt" in res, True)
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assert_equal(res["fee"], Decimal("0.00009706"))
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# creating a 10,000 sat transaction with a manual change address should be possible
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res = w2.walletcreatefundedpsbt(inputs=[], outputs=[{destination: 0.00010000}], options={"subtractFeeFromOutputs": [0], "feeRate": 0.00010, "changeAddress": addr.pop()})
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assert_equal("psbt" in res, True)
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if __name__ == '__main__':
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KeyPoolTest().main()
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