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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192 lines
9.1 KiB
192 lines
9.1 KiB
#!/usr/bin/env python
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# Copyright (c) 2019 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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import sys; assert sys.version_info < (3,), ur"This script does not run under Python 3. Please use Python 2.7.x."
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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_true, get_coinbase_address, \
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initialize_chain_clean, start_nodes, wait_and_assert_operationid_status, \
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wait_and_assert_operationid_status_result
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SAPLING_ADDR = 'zregtestsapling1ssqj3f3majnl270985gqcdqedd9t4nlttjqskccwevj2v20sc25deqspv3masufnwcdy67cydyy'
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SAPLING_KEY = 'secret-extended-key-regtest1qv62zt2fqyqqpqrh2qzc08h7gncf4447jh9kvnnnhjg959fkwt7mhw9j8e9at7attx8z6u3953u86vcnsujdc2ckdlcmztjt44x3uxpah5mxtncxd0mqcnz9eq8rghh5m4j44ep5d9702sdvvwawqassulktfegrcp4twxgqdxx4eww3lau0mywuaeztpla2cmvagr5nj98elt45zh6fjznadl6wz52n2uyhdwcm2wlsu8fnxstrk6s4t55t8dy6jkgx5g0cwpchh5qffp8x5'
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def check_migration_status(
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node,
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enabled,
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destination_address,
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non_zero_unmigrated_amount,
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non_zero_unfinalized_migrated_amount,
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non_zero_finalized_migrated_amount,
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finalized_migration_transactions,
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len_migration_txids
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):
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status = node.z_getmigrationstatus()
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assert_equal(enabled, status['enabled'])
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assert_equal(destination_address, status['destination_address'])
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assert_equal(non_zero_unmigrated_amount, Decimal(status['unmigrated_amount']) > Decimal('0.00'))
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assert_equal(non_zero_unfinalized_migrated_amount, Decimal(status['unfinalized_migrated_amount']) > Decimal('0'))
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assert_equal(non_zero_finalized_migrated_amount, Decimal(status['finalized_migrated_amount']) > Decimal('0'))
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assert_equal(finalized_migration_transactions, status['finalized_migration_transactions'])
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assert_equal(len_migration_txids, len(status['migration_txids']))
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class SproutSaplingMigration(BitcoinTestFramework):
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def setup_nodes(self):
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# Activate overwinter/sapling on all nodes
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extra_args = [[
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'-nuparams=5ba81b19:100', # Overwinter
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'-nuparams=76b809bb:100', # Sapling
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]] * 4
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# Add migration parameters to nodes[0]
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extra_args[0] = extra_args[0] + [
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'-migration',
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'-migrationdestaddress=' + SAPLING_ADDR,
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'-debug=zrpcunsafe'
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]
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assert_equal(5, len(extra_args[0]))
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assert_equal(2, len(extra_args[1]))
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return start_nodes(4, self.options.tmpdir, extra_args)
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def setup_chain(self):
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print("Initializing test directory " + self.options.tmpdir)
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initialize_chain_clean(self.options.tmpdir, 4)
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def run_migration_test(self, node, sproutAddr, saplingAddr, target_height):
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# Make sure we are in a good state to run the test
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assert_equal(102, node.getblockcount() % 500, "Should be at block 102 % 500")
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assert_equal(node.z_getbalance(sproutAddr), Decimal('10'))
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assert_equal(node.z_getbalance(saplingAddr), Decimal('0'))
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check_migration_status(node, False, saplingAddr, True, False, False, 0, 0)
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# Migrate
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node.z_setmigration(True)
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print("Mining to block 494 % 500...")
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node.generate(392) # 102 % 500 -> 494 % 500
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self.sync_all()
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# At 494 % 500 we should have no async operations
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assert_equal(0, len(node.z_getoperationstatus()), "num async operations at 494 % 500")
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check_migration_status(node, True, saplingAddr, True, False, False, 0, 0)
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node.generate(1)
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self.sync_all()
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# At 495 % 500 we should have an async operation
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operationstatus = node.z_getoperationstatus()
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print("migration operation: {}".format(operationstatus))
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assert_equal(1, len(operationstatus), "num async operations at 495 % 500")
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assert_equal('saplingmigration', operationstatus[0]['method'])
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assert_equal(target_height, operationstatus[0]['target_height'])
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result = wait_and_assert_operationid_status_result(node, operationstatus[0]['id'])
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print("result: {}".format(result))
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assert_equal('saplingmigration', result['method'])
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assert_equal(target_height, result['target_height'])
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assert_equal(1, result['result']['num_tx_created'])
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assert_equal(1, len(result['result']['migration_txids']))
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assert_true(result['result']['amount_migrated'] > Decimal('0'))
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assert_equal(0, len(node.getrawmempool()), "mempool size at 495 % 500")
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node.generate(3)
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self.sync_all()
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# At 498 % 500 the mempool will be empty and no funds will have moved
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assert_equal(0, len(node.getrawmempool()), "mempool size at 498 % 500")
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assert_equal(node.z_getbalance(sproutAddr), Decimal('10'))
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assert_equal(node.z_getbalance(saplingAddr), Decimal('0'))
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node.generate(1)
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self.sync_all()
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# At 499 % 500 there will be a transaction in the mempool and the note will be locked
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mempool = node.getrawmempool()
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print("mempool: {}".format(mempool))
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assert_equal(1, len(mempool), "mempool size at 499 % 500")
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assert_equal(node.z_getbalance(sproutAddr), Decimal('0'))
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assert_equal(node.z_getbalance(saplingAddr), Decimal('0'))
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assert_true(node.z_getbalance(saplingAddr, 0) > Decimal('0'), "Unconfirmed sapling balance at 499 % 500")
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# Check that unmigrated amount + unfinalized = starting balance - fee
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status = node.z_getmigrationstatus()
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print("status: {}".format(status))
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assert_equal(Decimal('9.9999'), Decimal(status['unmigrated_amount']) + Decimal(status['unfinalized_migrated_amount']))
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# The transaction in the mempool should be the one listed in migration_txids,
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# and it should expire at the next 450 % 500.
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assert_equal(1, len(status['migration_txids']))
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txid = status['migration_txids'][0]
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assert_equal(txid, mempool[0])
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tx = node.getrawtransaction(txid, 1)
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assert_equal(target_height + 450, tx['expiryheight'])
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node.generate(1)
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self.sync_all()
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# At 0 % 500 funds will have moved
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sprout_balance = node.z_getbalance(sproutAddr)
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sapling_balance = node.z_getbalance(saplingAddr)
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print("sprout balance: {}, sapling balance: {}".format(sprout_balance, sapling_balance))
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assert_true(sprout_balance < Decimal('10'), "Should have less Sprout funds")
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assert_true(sapling_balance > Decimal('0'), "Should have more Sapling funds")
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assert_true(sprout_balance + sapling_balance, Decimal('9.9999'))
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check_migration_status(node, True, saplingAddr, True, True, False, 0, 1)
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# At 10 % 500 the transactions will be considered 'finalized'
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node.generate(10)
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self.sync_all()
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check_migration_status(node, True, saplingAddr, True, False, True, 1, 1)
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# Check exact migration status amounts to make sure we account for fee
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status = node.z_getmigrationstatus()
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assert_equal(sprout_balance, Decimal(status['unmigrated_amount']))
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assert_equal(sapling_balance, Decimal(status['finalized_migrated_amount']))
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def send_to_sprout_zaddr(self, tAddr, sproutAddr):
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# Send some ZEC to a Sprout address
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opid = self.nodes[0].z_sendmany(tAddr, [{"address": sproutAddr, "amount": Decimal('10')}], 1, 0)
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wait_and_assert_operationid_status(self.nodes[0], opid)
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self.nodes[0].generate(1)
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self.sync_all()
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def run_test(self):
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# Check enabling via '-migration' and disabling via rpc
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check_migration_status(self.nodes[0], True, SAPLING_ADDR, False, False, False, 0, 0)
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self.nodes[0].z_setmigration(False)
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check_migration_status(self.nodes[0], False, SAPLING_ADDR, False, False, False, 0, 0)
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# 1. Test using self.nodes[0] which has the parameter
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print("Running test using '-migrationdestaddress'...")
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print("Mining blocks...")
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self.nodes[0].generate(101)
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self.sync_all()
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tAddr = get_coinbase_address(self.nodes[0])
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# Import a previously generated key to test '-migrationdestaddress'
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self.nodes[0].z_importkey(SAPLING_KEY)
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sproutAddr0 = self.nodes[0].z_getnewaddress('sprout')
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self.send_to_sprout_zaddr(tAddr, sproutAddr0)
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self.run_migration_test(self.nodes[0], sproutAddr0, SAPLING_ADDR, 500)
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# Disable migration so only self.nodes[1] has a transaction in the mempool at block 999
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self.nodes[0].z_setmigration(False)
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# 2. Test using self.nodes[1] which will use the default Sapling address
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print("Running test using default Sapling address...")
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# Mine more blocks so we start at 102 % 500
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print("Mining blocks...")
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self.nodes[1].generate(91) # 511 -> 602
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self.sync_all()
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sproutAddr1 = self.nodes[1].z_getnewaddress('sprout')
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saplingAddr1 = self.nodes[1].z_getnewaddress('sapling')
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self.send_to_sprout_zaddr(tAddr, sproutAddr1)
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self.run_migration_test(self.nodes[1], sproutAddr1, saplingAddr1, 1000)
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if __name__ == '__main__':
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SproutSaplingMigration().main()
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