Verus Coin - this coin was backdoored by it's lead dev and should not be trusted!
https://git.hush.is/duke/backdoors/src/branch/master/vrsc.md
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372 lines
18 KiB
372 lines
18 KiB
# Copyright (c) 2018 The Zcash developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or https://www.opensource.org/licenses/mit-license.php .
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#
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# Common code for testing z_mergetoaddress before and after sapling activation
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#
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from test_framework.authproxy import JSONRPCException
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from test_framework.util import assert_equal, connect_nodes_bi, fail, \
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initialize_chain_clean, start_node, sync_blocks, sync_mempools, \
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wait_and_assert_operationid_status
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from decimal import Decimal
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def assert_mergetoaddress_exception(expected_error_msg, merge_to_address_lambda):
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try:
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merge_to_address_lambda()
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except JSONRPCException as e:
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assert_equal(expected_error_msg, e.error['message'])
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except Exception as e:
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fail("Expected JSONRPCException. Found %s" % repr(e))
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else:
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fail("Expected exception: %s" % expected_error_msg)
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class MergeToAddressHelper:
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def __init__(self, addr_type, any_zaddr, utxos_to_generate, utxos_in_tx1, utxos_in_tx2, test_mempooltxinputlimit):
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self.addr_type = addr_type
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self.any_zaddr = [any_zaddr]
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self.any_zaddr_or_utxo = [any_zaddr, "ANY_TADDR"]
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# utxos_to_generate, utxos_in_tx1, utxos_in_tx2 have to do with testing transaction size limits
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self.utxos_to_generate = utxos_to_generate
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self.utxos_in_tx1 = utxos_in_tx1
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self.utxos_in_tx2 = utxos_in_tx2
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self.test_mempooltxinputlimit = test_mempooltxinputlimit
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def setup_chain(self, test):
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print("Initializing test directory "+test.options.tmpdir)
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initialize_chain_clean(test.options.tmpdir, 4)
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def setup_network(self, test, additional_args=[]):
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args = ['-debug=zrpcunsafe', '-experimentalfeatures', '-zmergetoaddress']
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args += additional_args
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test.nodes = []
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test.nodes.append(start_node(0, test.options.tmpdir, args))
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test.nodes.append(start_node(1, test.options.tmpdir, args))
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args2 = ['-debug=zrpcunsafe', '-experimentalfeatures', '-zmergetoaddress', '-mempooltxinputlimit=7']
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args2 += additional_args
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test.nodes.append(start_node(2, test.options.tmpdir, args2))
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connect_nodes_bi(test.nodes, 0, 1)
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connect_nodes_bi(test.nodes, 1, 2)
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connect_nodes_bi(test.nodes, 0, 2)
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test.is_network_split = False
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test.sync_all()
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def run_test(self, test):
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print "Mining blocks..."
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test.nodes[0].generate(1)
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do_not_shield_taddr = test.nodes[0].getnewaddress()
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test.nodes[0].generate(4)
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walletinfo = test.nodes[0].getwalletinfo()
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assert_equal(walletinfo['immature_balance'], 50)
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assert_equal(walletinfo['balance'], 0)
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test.sync_all()
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test.nodes[2].generate(1)
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test.nodes[2].getnewaddress()
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test.nodes[2].generate(1)
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test.nodes[2].getnewaddress()
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test.nodes[2].generate(1)
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test.sync_all()
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test.nodes[1].generate(101)
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test.sync_all()
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assert_equal(test.nodes[0].getbalance(), 50)
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assert_equal(test.nodes[1].getbalance(), 10)
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assert_equal(test.nodes[2].getbalance(), 30)
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# Shield the coinbase
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myzaddr = test.nodes[0].z_getnewaddress(self.addr_type)
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result = test.nodes[0].z_shieldcoinbase("*", myzaddr, 0)
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wait_and_assert_operationid_status(test.nodes[0], result['opid'])
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test.sync_all()
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test.nodes[1].generate(1)
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test.sync_all()
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# Prepare some UTXOs and notes for merging
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mytaddr = test.nodes[0].getnewaddress()
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mytaddr2 = test.nodes[0].getnewaddress()
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mytaddr3 = test.nodes[0].getnewaddress()
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result = test.nodes[0].z_sendmany(myzaddr, [
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{'address': do_not_shield_taddr, 'amount': 10},
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{'address': mytaddr, 'amount': 10},
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{'address': mytaddr2, 'amount': 10},
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{'address': mytaddr3, 'amount': 10},
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], 1, 0)
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wait_and_assert_operationid_status(test.nodes[0], result)
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test.sync_all()
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test.nodes[1].generate(1)
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test.sync_all()
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# Merging will fail because from arguments need to be in an array
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assert_mergetoaddress_exception(
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"JSON value is not an array as expected",
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lambda: test.nodes[0].z_mergetoaddress("notanarray", myzaddr))
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# Merging will fail when trying to spend from watch-only address
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test.nodes[2].importaddress(mytaddr)
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assert_mergetoaddress_exception(
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"Could not find any funds to merge.",
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lambda: test.nodes[2].z_mergetoaddress([mytaddr], myzaddr))
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# Merging will fail because fee is negative
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assert_mergetoaddress_exception(
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"Amount out of range",
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lambda: test.nodes[0].z_mergetoaddress(self.any_zaddr_or_utxo, myzaddr, -1))
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# Merging will fail because fee is larger than MAX_MONEY
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assert_mergetoaddress_exception(
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"Amount out of range",
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lambda: test.nodes[0].z_mergetoaddress(self.any_zaddr_or_utxo, myzaddr, Decimal('21000000.00000001')))
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# Merging will fail because fee is larger than sum of UTXOs
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assert_mergetoaddress_exception(
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"Insufficient funds, have 50.00, which is less than miners fee 999.00",
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lambda: test.nodes[0].z_mergetoaddress(self.any_zaddr_or_utxo, myzaddr, 999))
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# Merging will fail because transparent limit parameter must be at least 0
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assert_mergetoaddress_exception(
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"Limit on maximum number of UTXOs cannot be negative",
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lambda: test.nodes[0].z_mergetoaddress(self.any_zaddr_or_utxo, myzaddr, Decimal('0.001'), -1))
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# Merging will fail because transparent limit parameter is absurdly large
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assert_mergetoaddress_exception(
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"JSON integer out of range",
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lambda: test.nodes[0].z_mergetoaddress(self.any_zaddr_or_utxo, myzaddr, Decimal('0.001'), 99999999999999))
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# Merging will fail because shielded limit parameter must be at least 0
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assert_mergetoaddress_exception(
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"Limit on maximum number of notes cannot be negative",
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lambda: test.nodes[0].z_mergetoaddress(self.any_zaddr_or_utxo, myzaddr, Decimal('0.001'), 50, -1))
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# Merging will fail because shielded limit parameter is absurdly large
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assert_mergetoaddress_exception(
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"JSON integer out of range",
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lambda: test.nodes[0].z_mergetoaddress(self.any_zaddr_or_utxo, myzaddr, Decimal('0.001'), 50, 99999999999999))
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# Merging will fail for this specific case where it would spend a fee and do nothing
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assert_mergetoaddress_exception(
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"Destination address is also the only source address, and all its funds are already merged.",
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lambda: test.nodes[0].z_mergetoaddress([mytaddr], mytaddr))
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# Merging will fail for this specific case where it would spend a fee and do nothing
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assert_mergetoaddress_exception(
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"Cannot send from both Sprout and Sapling addresses using z_mergetoaddress",
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lambda: test.nodes[0].z_mergetoaddress(["ANY_SPROUT", "ANY_SAPLING"], mytaddr))
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# Merge UTXOs from node 0 of value 30, standard fee of 0.00010000
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result = test.nodes[0].z_mergetoaddress([mytaddr, mytaddr2, mytaddr3], myzaddr)
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wait_and_assert_operationid_status(test.nodes[0], result['opid'])
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test.sync_all()
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test.nodes[1].generate(1)
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test.sync_all()
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# Confirm balances and that do_not_shield_taddr containing funds of 10 was left alone
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assert_equal(test.nodes[0].getbalance(), 10)
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assert_equal(test.nodes[0].z_getbalance(do_not_shield_taddr), Decimal('10.0'))
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assert_equal(test.nodes[0].z_getbalance(myzaddr), Decimal('39.99990000'))
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assert_equal(test.nodes[1].getbalance(), 40)
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assert_equal(test.nodes[2].getbalance(), 30)
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# Shield all notes to another z-addr
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myzaddr2 = test.nodes[0].z_getnewaddress(self.addr_type)
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result = test.nodes[0].z_mergetoaddress(self.any_zaddr, myzaddr2, 0)
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assert_equal(result["mergingUTXOs"], Decimal('0'))
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assert_equal(result["remainingUTXOs"], Decimal('0'))
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assert_equal(result["mergingNotes"], Decimal('2'))
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assert_equal(result["remainingNotes"], Decimal('0'))
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wait_and_assert_operationid_status(test.nodes[0], result['opid'])
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test.sync_all()
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blockhash = test.nodes[1].generate(1)
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test.sync_all()
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assert_equal(len(test.nodes[0].getblock(blockhash[0])['tx']), 2)
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assert_equal(test.nodes[0].z_getbalance(myzaddr), 0)
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assert_equal(test.nodes[0].z_getbalance(myzaddr2), Decimal('39.99990000'))
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# Shield coinbase UTXOs from any node 2 taddr, and set fee to 0
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result = test.nodes[2].z_shieldcoinbase("*", myzaddr, 0)
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wait_and_assert_operationid_status(test.nodes[2], result['opid'])
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test.sync_all()
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test.nodes[1].generate(1)
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test.sync_all()
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assert_equal(test.nodes[0].getbalance(), 10)
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assert_equal(test.nodes[0].z_getbalance(myzaddr), Decimal('30'))
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assert_equal(test.nodes[0].z_getbalance(myzaddr2), Decimal('39.99990000'))
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assert_equal(test.nodes[1].getbalance(), 60)
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assert_equal(test.nodes[2].getbalance(), 0)
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# Merge all notes from node 0 into a node 0 taddr, and set fee to 0
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result = test.nodes[0].z_mergetoaddress(self.any_zaddr, mytaddr, 0)
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wait_and_assert_operationid_status(test.nodes[0], result['opid'])
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test.sync_all()
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test.nodes[1].generate(1)
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test.sync_all()
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assert_equal(test.nodes[0].getbalance(), Decimal('79.99990000'))
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assert_equal(test.nodes[0].z_getbalance(do_not_shield_taddr), Decimal('10.0'))
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assert_equal(test.nodes[0].z_getbalance(mytaddr), Decimal('69.99990000'))
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assert_equal(test.nodes[0].z_getbalance(myzaddr), 0)
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assert_equal(test.nodes[0].z_getbalance(myzaddr2), 0)
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assert_equal(test.nodes[1].getbalance(), 70)
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assert_equal(test.nodes[2].getbalance(), 0)
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# Merge all node 0 UTXOs together into a node 1 taddr, and set fee to 0
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test.nodes[1].getnewaddress() # Ensure we have an empty address
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n1taddr = test.nodes[1].getnewaddress()
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result = test.nodes[0].z_mergetoaddress(["ANY_TADDR"], n1taddr, 0)
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wait_and_assert_operationid_status(test.nodes[0], result['opid'])
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test.sync_all()
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test.nodes[1].generate(1)
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test.sync_all()
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assert_equal(test.nodes[0].getbalance(), 0)
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assert_equal(test.nodes[0].z_getbalance(do_not_shield_taddr), 0)
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assert_equal(test.nodes[0].z_getbalance(mytaddr), 0)
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assert_equal(test.nodes[0].z_getbalance(myzaddr), 0)
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assert_equal(test.nodes[1].getbalance(), Decimal('159.99990000'))
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assert_equal(test.nodes[1].z_getbalance(n1taddr), Decimal('79.99990000'))
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assert_equal(test.nodes[2].getbalance(), 0)
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# Generate self.utxos_to_generate regular UTXOs on node 0, and 20 regular UTXOs on node 2
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mytaddr = test.nodes[0].getnewaddress()
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n2taddr = test.nodes[2].getnewaddress()
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test.nodes[1].generate(1000)
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test.sync_all()
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for i in range(self.utxos_to_generate):
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test.nodes[1].sendtoaddress(mytaddr, 1)
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for i in range(20):
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test.nodes[1].sendtoaddress(n2taddr, 1)
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test.nodes[1].generate(1)
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test.sync_all()
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# Merging the UTXOs will conditionally occur over two transactions, since max tx size is 100,000 bytes before Sapling and 2,000,000 after.
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# We don't verify mergingTransparentValue as UTXOs are not selected in any specific order, so value can change on each test run.
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# We set an unrealistically high limit parameter of 99999, to verify that max tx size will constrain the number of UTXOs.
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result = test.nodes[0].z_mergetoaddress([mytaddr], myzaddr, 0, 99999)
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assert_equal(result["mergingUTXOs"], self.utxos_in_tx1)
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assert_equal(result["remainingUTXOs"], self.utxos_in_tx2)
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assert_equal(result["mergingNotes"], Decimal('0'))
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assert_equal(result["mergingShieldedValue"], Decimal('0'))
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assert_equal(result["remainingNotes"], Decimal('0'))
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assert_equal(result["remainingShieldedValue"], Decimal('0'))
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remainingTransparentValue = result["remainingTransparentValue"]
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wait_and_assert_operationid_status(test.nodes[0], result['opid'])
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# For sapling we do not check that this occurs over two transactions because of the time that it would take
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if self.utxos_in_tx2 > 0:
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# Verify that UTXOs are locked (not available for selection) by queuing up another merging operation
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result = test.nodes[0].z_mergetoaddress([mytaddr], myzaddr, 0, 0)
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assert_equal(result["mergingUTXOs"], self.utxos_in_tx2)
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assert_equal(result["mergingTransparentValue"], Decimal(remainingTransparentValue))
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assert_equal(result["remainingUTXOs"], Decimal('0'))
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assert_equal(result["remainingTransparentValue"], Decimal('0'))
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assert_equal(result["mergingNotes"], Decimal('0'))
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assert_equal(result["mergingShieldedValue"], Decimal('0'))
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assert_equal(result["remainingNotes"], Decimal('0'))
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assert_equal(result["remainingShieldedValue"], Decimal('0'))
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wait_and_assert_operationid_status(test.nodes[0], result['opid'])
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# sync_all() invokes sync_mempool() but node 2's mempool limit will cause tx1 and tx2 to be rejected.
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# So instead, we sync on blocks and mempool for node 0 and node 1, and after a new block is generated
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# which mines tx1 and tx2, all nodes will have an empty mempool which can then be synced.
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sync_blocks(test.nodes[:2])
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sync_mempools(test.nodes[:2])
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# Generate enough blocks to ensure all transactions are mined
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while test.nodes[1].getmempoolinfo()['size'] > 0:
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test.nodes[1].generate(1)
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test.sync_all()
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# Verify maximum number of UTXOs which node 2 can shield is limited by option -mempooltxinputlimit
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# This option is used when the limit parameter is set to 0.
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# -mempooltxinputlimit is not used after overwinter activation
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if self.test_mempooltxinputlimit:
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expected_to_merge = 7
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expected_remaining = 13
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else:
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expected_to_merge = 20
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expected_remaining = 0
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result = test.nodes[2].z_mergetoaddress([n2taddr], myzaddr, Decimal('0.0001'), 0)
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assert_equal(result["mergingUTXOs"], expected_to_merge)
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assert_equal(result["remainingUTXOs"], expected_remaining)
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assert_equal(result["mergingNotes"], Decimal('0'))
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assert_equal(result["remainingNotes"], Decimal('0'))
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wait_and_assert_operationid_status(test.nodes[2], result['opid'])
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test.sync_all()
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test.nodes[1].generate(1)
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test.sync_all()
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# Verify maximum number of UTXOs which node 0 can shield is set by default limit parameter of 50
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mytaddr = test.nodes[0].getnewaddress()
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for i in range(100):
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test.nodes[1].sendtoaddress(mytaddr, 1)
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test.nodes[1].generate(1)
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test.sync_all()
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result = test.nodes[0].z_mergetoaddress([mytaddr], myzaddr, Decimal('0.0001'))
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assert_equal(result["mergingUTXOs"], Decimal('50'))
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assert_equal(result["remainingUTXOs"], Decimal('50'))
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assert_equal(result["mergingNotes"], Decimal('0'))
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# Remaining notes are only counted if we are trying to merge any notes
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assert_equal(result["remainingNotes"], Decimal('0'))
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wait_and_assert_operationid_status(test.nodes[0], result['opid'])
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# Verify maximum number of UTXOs which node 0 can shield can be set by the limit parameter
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result = test.nodes[0].z_mergetoaddress([mytaddr], myzaddr, Decimal('0.0001'), 33)
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assert_equal(result["mergingUTXOs"], Decimal('33'))
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assert_equal(result["remainingUTXOs"], Decimal('17'))
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assert_equal(result["mergingNotes"], Decimal('0'))
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# Remaining notes are only counted if we are trying to merge any notes
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assert_equal(result["remainingNotes"], Decimal('0'))
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wait_and_assert_operationid_status(test.nodes[0], result['opid'])
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# Don't sync node 2 which rejects the tx due to its mempooltxinputlimit
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sync_blocks(test.nodes[:2])
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sync_mempools(test.nodes[:2])
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test.nodes[1].generate(1)
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test.sync_all()
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# Verify maximum number of notes which node 0 can shield can be set by the limit parameter
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# Also check that we can set off a second merge before the first one is complete
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# myzaddr will have 5 notes if testing before to Sapling activation and 4 otherwise
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num_notes = len(test.nodes[0].z_listunspent(0))
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result1 = test.nodes[0].z_mergetoaddress([myzaddr], myzaddr, 0.0001, 50, 2)
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result2 = test.nodes[0].z_mergetoaddress([myzaddr], myzaddr, 0.0001, 50, 2)
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# First merge should select from all notes
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assert_equal(result1["mergingUTXOs"], Decimal('0'))
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# Remaining UTXOs are only counted if we are trying to merge any UTXOs
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assert_equal(result1["remainingUTXOs"], Decimal('0'))
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assert_equal(result1["mergingNotes"], Decimal('2'))
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assert_equal(result1["remainingNotes"], num_notes - 2)
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# Second merge should ignore locked notes
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assert_equal(result2["mergingUTXOs"], Decimal('0'))
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assert_equal(result2["remainingUTXOs"], Decimal('0'))
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assert_equal(result2["mergingNotes"], Decimal('2'))
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assert_equal(result2["remainingNotes"], num_notes - 4)
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wait_and_assert_operationid_status(test.nodes[0], result1['opid'])
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wait_and_assert_operationid_status(test.nodes[0], result2['opid'])
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test.sync_all()
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test.nodes[1].generate(1)
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test.sync_all()
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# Shield both UTXOs and notes to a z-addr
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result = test.nodes[0].z_mergetoaddress(self.any_zaddr_or_utxo, myzaddr, 0, 10, 2)
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assert_equal(result["mergingUTXOs"], Decimal('10'))
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assert_equal(result["remainingUTXOs"], Decimal('7'))
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assert_equal(result["mergingNotes"], Decimal('2'))
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assert_equal(result["remainingNotes"], num_notes - 4)
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wait_and_assert_operationid_status(test.nodes[0], result['opid'])
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# Don't sync node 2 which rejects the tx due to its mempooltxinputlimit
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sync_blocks(test.nodes[:2])
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sync_mempools(test.nodes[:2])
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test.nodes[1].generate(1)
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test.sync_all()
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