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293 lines
12 KiB
293 lines
12 KiB
#!/usr/bin/env python3
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# Copyright (c) 2020-2021 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 coinstatsindex across nodes.
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Test that the values returned by gettxoutsetinfo are consistent
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between a node running the coinstatsindex and a node without
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the index.
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"""
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from decimal import Decimal
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from test_framework.blocktools import (
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COINBASE_MATURITY,
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create_block,
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create_coinbase,
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)
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from test_framework.messages import (
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COIN,
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COutPoint,
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CTransaction,
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CTxIn,
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CTxOut,
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)
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from test_framework.script import (
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CScript,
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OP_FALSE,
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OP_RETURN,
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)
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import (
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assert_equal,
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assert_raises_rpc_error,
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)
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class CoinStatsIndexTest(BitcoinTestFramework):
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def set_test_params(self):
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self.setup_clean_chain = True
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self.num_nodes = 2
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self.supports_cli = False
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self.extra_args = [
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# Explicitly set the output type in order to have consistent tx vsize / fees
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# for both legacy and descriptor wallets (disables the change address type detection algorithm)
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["-addresstype=bech32", "-changetype=bech32"],
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["-coinstatsindex"]
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]
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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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self._test_coin_stats_index()
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self._test_use_index_option()
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self._test_reorg_index()
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self._test_index_rejects_hash_serialized()
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def block_sanity_check(self, block_info):
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block_subsidy = 50
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assert_equal(
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block_info['prevout_spent'] + block_subsidy,
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block_info['new_outputs_ex_coinbase'] + block_info['coinbase'] + block_info['unspendable']
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)
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def _test_coin_stats_index(self):
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node = self.nodes[0]
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index_node = self.nodes[1]
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# Both none and muhash options allow the usage of the index
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index_hash_options = ['none', 'muhash']
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# Generate a normal transaction and mine it
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self.generate(node, COINBASE_MATURITY + 1)
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address = self.nodes[0].get_deterministic_priv_key().address
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node.sendtoaddress(address=address, amount=10, subtractfeefromamount=True)
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self.generate(node, 1)
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self.log.info("Test that gettxoutsetinfo() output is consistent with or without coinstatsindex option")
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res0 = node.gettxoutsetinfo('none')
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# The fields 'disk_size' and 'transactions' do not exist on the index
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del res0['disk_size'], res0['transactions']
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for hash_option in index_hash_options:
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res1 = index_node.gettxoutsetinfo(hash_option)
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# The fields 'block_info' and 'total_unspendable_amount' only exist on the index
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del res1['block_info'], res1['total_unspendable_amount']
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res1.pop('muhash', None)
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# Everything left should be the same
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assert_equal(res1, res0)
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self.log.info("Test that gettxoutsetinfo() can get fetch data on specific heights with index")
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# Generate a new tip
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self.generate(node, 5)
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for hash_option in index_hash_options:
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# Fetch old stats by height
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res2 = index_node.gettxoutsetinfo(hash_option, 102)
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del res2['block_info'], res2['total_unspendable_amount']
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res2.pop('muhash', None)
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assert_equal(res0, res2)
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# Fetch old stats by hash
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res3 = index_node.gettxoutsetinfo(hash_option, res0['bestblock'])
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del res3['block_info'], res3['total_unspendable_amount']
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res3.pop('muhash', None)
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assert_equal(res0, res3)
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# It does not work without coinstatsindex
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assert_raises_rpc_error(-8, "Querying specific block heights requires coinstatsindex", node.gettxoutsetinfo, hash_option, 102)
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self.log.info("Test gettxoutsetinfo() with index and verbose flag")
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for hash_option in index_hash_options:
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# Genesis block is unspendable
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res4 = index_node.gettxoutsetinfo(hash_option, 0)
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assert_equal(res4['total_unspendable_amount'], 50)
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assert_equal(res4['block_info'], {
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'unspendable': 50,
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'prevout_spent': 0,
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'new_outputs_ex_coinbase': 0,
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'coinbase': 0,
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'unspendables': {
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'genesis_block': 50,
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'bip30': 0,
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'scripts': 0,
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'unclaimed_rewards': 0
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}
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})
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self.block_sanity_check(res4['block_info'])
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# Test an older block height that included a normal tx
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res5 = index_node.gettxoutsetinfo(hash_option, 102)
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assert_equal(res5['total_unspendable_amount'], 50)
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assert_equal(res5['block_info'], {
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'unspendable': 0,
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'prevout_spent': 50,
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'new_outputs_ex_coinbase': Decimal('49.99995560'),
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'coinbase': Decimal('50.00004440'),
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'unspendables': {
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'genesis_block': 0,
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'bip30': 0,
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'scripts': 0,
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'unclaimed_rewards': 0
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}
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})
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self.block_sanity_check(res5['block_info'])
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# Generate and send a normal tx with two outputs
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tx1_inputs = []
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tx1_outputs = {self.nodes[0].getnewaddress(): 21, self.nodes[0].getnewaddress(): 42}
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raw_tx1 = self.nodes[0].createrawtransaction(tx1_inputs, tx1_outputs)
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funded_tx1 = self.nodes[0].fundrawtransaction(raw_tx1)
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signed_tx1 = self.nodes[0].signrawtransactionwithwallet(funded_tx1['hex'])
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tx1_txid = self.nodes[0].sendrawtransaction(signed_tx1['hex'])
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# Find the right position of the 21 BTC output
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tx1_final = self.nodes[0].gettransaction(tx1_txid)
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for output in tx1_final['details']:
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if output['amount'] == Decimal('21.00000000') and output['category'] == 'receive':
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n = output['vout']
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# Generate and send another tx with an OP_RETURN output (which is unspendable)
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tx2 = CTransaction()
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tx2.vin.append(CTxIn(COutPoint(int(tx1_txid, 16), n), b''))
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tx2.vout.append(CTxOut(int(Decimal('20.99') * COIN), CScript([OP_RETURN] + [OP_FALSE]*30)))
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tx2_hex = self.nodes[0].signrawtransactionwithwallet(tx2.serialize().hex())['hex']
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self.nodes[0].sendrawtransaction(tx2_hex)
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# Include both txs in a block
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self.generate(self.nodes[0], 1)
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for hash_option in index_hash_options:
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# Check all amounts were registered correctly
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res6 = index_node.gettxoutsetinfo(hash_option, 108)
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assert_equal(res6['total_unspendable_amount'], Decimal('70.99000000'))
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assert_equal(res6['block_info'], {
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'unspendable': Decimal('20.99000000'),
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'prevout_spent': 111,
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'new_outputs_ex_coinbase': Decimal('89.99993620'),
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'coinbase': Decimal('50.01006380'),
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'unspendables': {
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'genesis_block': 0,
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'bip30': 0,
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'scripts': Decimal('20.99000000'),
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'unclaimed_rewards': 0
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}
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})
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self.block_sanity_check(res6['block_info'])
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# Create a coinbase that does not claim full subsidy and also
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# has two outputs
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cb = create_coinbase(109, nValue=35)
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cb.vout.append(CTxOut(5 * COIN, CScript([OP_FALSE])))
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cb.rehash()
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# Generate a block that includes previous coinbase
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tip = self.nodes[0].getbestblockhash()
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block_time = self.nodes[0].getblock(tip)['time'] + 1
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block = create_block(int(tip, 16), cb, block_time)
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block.solve()
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self.nodes[0].submitblock(block.serialize().hex())
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self.sync_all()
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for hash_option in index_hash_options:
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res7 = index_node.gettxoutsetinfo(hash_option, 109)
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assert_equal(res7['total_unspendable_amount'], Decimal('80.99000000'))
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assert_equal(res7['block_info'], {
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'unspendable': 10,
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'prevout_spent': 0,
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'new_outputs_ex_coinbase': 0,
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'coinbase': 40,
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'unspendables': {
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'genesis_block': 0,
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'bip30': 0,
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'scripts': 0,
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'unclaimed_rewards': 10
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}
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})
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self.block_sanity_check(res7['block_info'])
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self.log.info("Test that the index is robust across restarts")
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res8 = index_node.gettxoutsetinfo('muhash')
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self.restart_node(1, extra_args=self.extra_args[1])
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res9 = index_node.gettxoutsetinfo('muhash')
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assert_equal(res8, res9)
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self.generate(index_node, 1, sync_fun=self.no_op)
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res10 = index_node.gettxoutsetinfo('muhash')
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assert(res8['txouts'] < res10['txouts'])
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def _test_use_index_option(self):
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self.log.info("Test use_index option for nodes running the index")
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self.connect_nodes(0, 1)
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self.nodes[0].waitforblockheight(110)
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res = self.nodes[0].gettxoutsetinfo('muhash')
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option_res = self.nodes[1].gettxoutsetinfo(hash_type='muhash', hash_or_height=None, use_index=False)
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del res['disk_size'], option_res['disk_size']
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assert_equal(res, option_res)
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def _test_reorg_index(self):
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self.log.info("Test that index can handle reorgs")
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# Generate two block, let the index catch up, then invalidate the blocks
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index_node = self.nodes[1]
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reorg_blocks = self.generatetoaddress(index_node, 2, index_node.getnewaddress())
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reorg_block = reorg_blocks[1]
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res_invalid = index_node.gettxoutsetinfo('muhash')
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index_node.invalidateblock(reorg_blocks[0])
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assert_equal(index_node.gettxoutsetinfo('muhash')['height'], 110)
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# Add two new blocks
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block = self.generate(index_node, 2, sync_fun=self.no_op)[1]
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res = index_node.gettxoutsetinfo(hash_type='muhash', hash_or_height=None, use_index=False)
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# Test that the result of the reorged block is not returned for its old block height
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res2 = index_node.gettxoutsetinfo(hash_type='muhash', hash_or_height=112)
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assert_equal(res["bestblock"], block)
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assert_equal(res["muhash"], res2["muhash"])
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assert(res["muhash"] != res_invalid["muhash"])
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# Test that requesting reorged out block by hash is still returning correct results
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res_invalid2 = index_node.gettxoutsetinfo(hash_type='muhash', hash_or_height=reorg_block)
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assert_equal(res_invalid2["muhash"], res_invalid["muhash"])
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assert(res["muhash"] != res_invalid2["muhash"])
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# Add another block, so we don't depend on reconsiderblock remembering which
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# blocks were touched by invalidateblock
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self.generate(index_node, 1)
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# Ensure that removing and re-adding blocks yields consistent results
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block = index_node.getblockhash(99)
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index_node.invalidateblock(block)
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index_node.reconsiderblock(block)
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res3 = index_node.gettxoutsetinfo(hash_type='muhash', hash_or_height=112)
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assert_equal(res2, res3)
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def _test_index_rejects_hash_serialized(self):
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self.log.info("Test that the rpc raises if the legacy hash is passed with the index")
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msg = "hash_serialized_2 hash type cannot be queried for a specific block"
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assert_raises_rpc_error(-8, msg, self.nodes[1].gettxoutsetinfo, hash_type='hash_serialized_2', hash_or_height=111)
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for use_index in {True, False, None}:
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assert_raises_rpc_error(-8, msg, self.nodes[1].gettxoutsetinfo, hash_type='hash_serialized_2', hash_or_height=111, use_index=use_index)
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if __name__ == '__main__':
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CoinStatsIndexTest().main()
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