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fa4632c41714dfaa699bacc6a947d72668a4deef test: Move boost/stdlib includes last (MarcoFalke) fa488f131fd4f5bab0d01376c5a5013306f1abcd scripted-diff: Bump copyright headers (MarcoFalke) fac5c373006a9e4bcbb56843bb85f1aca4d87599 scripted-diff: Sort test includes (MarcoFalke) Pull request description: When writing tests, often includes need to be added or removed. Currently the list of includes is not sorted, so developers that write tests and have `clang-format` installed will either have an unrelated change (sorting) included in their commit or they will have to manually undo the sort. This pull preempts both issues by just sorting all includes in one commit. Please be aware that this is **NOT** a change to policy to enforce clang-format or any other developer guideline or process. Developers are free to use whatever tool they want, see also #18651. Edit: Also includes a commit to bump the copyright headers, so that the touched files don't need to be touched again for that. ACKs for top commit: practicalswift: ACK fa4632c41714dfaa699bacc6a947d72668a4deef jonatack: ACK fa4632c41714dfaa, light review and sanity checks with gcc build and clang fuzz build Tree-SHA512: 130a8d073a379ba556b1e64104d37c46b671425c0aef0ed725fd60156a95e8dc83fb6f0b5330b2f8152cf5daaf3983b4aca5e75812598f2626c39fd12b88b180
256 lines
12 KiB
Python
Executable File
256 lines
12 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (c) 2014-2020 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 mining RPCs
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- getmininginfo
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- getblocktemplate proposal mode
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- submitblock"""
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import copy
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from decimal import Decimal
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from test_framework.blocktools import (
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create_coinbase,
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)
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from test_framework.messages import (
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CBlock,
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CBlockHeader,
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BLOCK_HEADER_SIZE,
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)
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from test_framework.mininode import P2PDataStore
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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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def assert_template(node, block, expect, rehash=True):
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if rehash:
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block.hashMerkleRoot = block.calc_merkle_root()
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rsp = node.getblocktemplate(template_request={
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'data': block.serialize().hex(),
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'mode': 'proposal',
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})
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assert_equal(rsp, expect)
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class MiningTest(BitcoinTestFramework):
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def set_test_params(self):
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self.num_nodes = 2
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self.setup_clean_chain = True
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self.supports_cli = False
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def mine_chain(self):
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self.log.info('Create some old blocks')
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for _ in range(0, 200):
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self.bump_mocktime(156)
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self.nodes[0].generate(1)
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mining_info = self.nodes[0].getmininginfo()
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assert_equal(mining_info['blocks'], 200)
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assert_equal(mining_info['currentblocktx'], 0)
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assert_equal(mining_info['currentblocksize'], 1000)
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self.restart_node(0)
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self.connect_nodes(0, 1)
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self.connect_nodes(1, 0)
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def run_test(self):
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self.mine_chain()
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node = self.nodes[0]
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def assert_submitblock(block, result_str_1, result_str_2=None):
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block.solve()
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result_str_2 = result_str_2 or 'duplicate-invalid'
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assert_equal(result_str_1, node.submitblock(hexdata=block.serialize().hex()))
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assert_equal(result_str_2, node.submitblock(hexdata=block.serialize().hex()))
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self.log.info('getmininginfo')
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mining_info = node.getmininginfo()
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assert_equal(mining_info['blocks'], 200)
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assert_equal(mining_info['chain'], self.chain)
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assert 'currentblocksize' not in mining_info
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assert 'currentblocktx' not in mining_info
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assert_equal(mining_info['difficulty'], Decimal('4.656542373906925E-10'))
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assert_equal(mining_info['networkhashps'], Decimal('0.01282051282051282'))
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assert_equal(mining_info['pooledtx'], 0)
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# Mine a block to leave initial block download
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node.generatetoaddress(1, node.get_deterministic_priv_key().address)
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tmpl = node.getblocktemplate()
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self.log.info("getblocktemplate: Test capability advertised")
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assert 'proposal' in tmpl['capabilities']
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assert 'coinbasetxn' not in tmpl
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next_height = int(tmpl["height"])
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coinbase_tx = create_coinbase(height=next_height)
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# sequence numbers must not be max for nLockTime to have effect
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coinbase_tx.vin[0].nSequence = 2**32 - 2
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coinbase_tx.rehash()
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block = CBlock()
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block.nVersion = tmpl["version"]
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block.hashPrevBlock = int(tmpl["previousblockhash"], 16)
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block.nTime = tmpl["curtime"]
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block.nBits = int(tmpl["bits"], 16)
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block.nNonce = 0
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block.vtx = [coinbase_tx]
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self.log.info("getblocktemplate: Test valid block")
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assert_template(node, block, None)
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self.log.info("submitblock: Test block decode failure")
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assert_raises_rpc_error(-22, "Block decode failed", node.submitblock, block.serialize()[:-15].hex())
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self.log.info("getblocktemplate: Test bad input hash for coinbase transaction")
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bad_block = copy.deepcopy(block)
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bad_block.vtx[0].vin[0].prevout.hash += 1
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bad_block.vtx[0].rehash()
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assert_template(node, bad_block, 'bad-cb-missing')
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self.log.info("submitblock: Test invalid coinbase transaction")
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assert_raises_rpc_error(-22, "Block does not start with a coinbase", node.submitblock, bad_block.serialize().hex())
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self.log.info("getblocktemplate: Test truncated final transaction")
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assert_raises_rpc_error(-22, "Block decode failed", node.getblocktemplate, {
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'data': block.serialize()[:-1].hex(),
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'mode': 'proposal',
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})
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self.log.info("getblocktemplate: Test duplicate transaction")
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bad_block = copy.deepcopy(block)
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bad_block.vtx.append(bad_block.vtx[0])
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assert_template(node, bad_block, 'bad-txns-duplicate')
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assert_submitblock(bad_block, 'bad-txns-duplicate', 'bad-txns-duplicate')
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self.log.info("getblocktemplate: Test invalid transaction")
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bad_block = copy.deepcopy(block)
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bad_tx = copy.deepcopy(bad_block.vtx[0])
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bad_tx.vin[0].prevout.hash = 255
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bad_tx.rehash()
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bad_block.vtx.append(bad_tx)
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assert_template(node, bad_block, 'bad-txns-inputs-missingorspent')
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assert_submitblock(bad_block, 'bad-txns-inputs-missingorspent')
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self.log.info("getblocktemplate: Test nonfinal transaction")
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bad_block = copy.deepcopy(block)
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bad_block.vtx[0].nLockTime = 2**32 - 1
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bad_block.vtx[0].rehash()
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assert_template(node, bad_block, 'bad-txns-nonfinal')
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assert_submitblock(bad_block, 'bad-txns-nonfinal')
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self.log.info("getblocktemplate: Test bad tx count")
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# The tx count is immediately after the block header
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bad_block_sn = bytearray(block.serialize())
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assert_equal(bad_block_sn[BLOCK_HEADER_SIZE], 1)
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bad_block_sn[BLOCK_HEADER_SIZE] += 1
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assert_raises_rpc_error(-22, "Block decode failed", node.getblocktemplate, {
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'data': bad_block_sn.hex(),
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'mode': 'proposal',
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})
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self.log.info("getblocktemplate: Test bad bits")
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bad_block = copy.deepcopy(block)
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bad_block.nBits = 469762303 # impossible in the real world
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assert_template(node, bad_block, 'bad-diffbits')
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self.log.info("getblocktemplate: Test bad merkle root")
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bad_block = copy.deepcopy(block)
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bad_block.hashMerkleRoot += 1
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assert_template(node, bad_block, 'bad-txnmrklroot', False)
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assert_submitblock(bad_block, 'bad-txnmrklroot', 'bad-txnmrklroot')
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self.log.info("getblocktemplate: Test bad timestamps")
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bad_block = copy.deepcopy(block)
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bad_block.nTime = 2**31 - 1
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assert_template(node, bad_block, 'time-too-new')
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assert_submitblock(bad_block, 'time-too-new', 'time-too-new')
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bad_block.nTime = 0
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assert_template(node, bad_block, 'time-too-old')
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assert_submitblock(bad_block, 'time-too-old', 'time-too-old')
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self.log.info("getblocktemplate: Test not best block")
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bad_block = copy.deepcopy(block)
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bad_block.hashPrevBlock = 123
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assert_template(node, bad_block, 'inconclusive-not-best-prevblk')
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assert_submitblock(bad_block, 'prev-blk-not-found', 'prev-blk-not-found')
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self.log.info('submitheader tests')
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assert_raises_rpc_error(-22, 'Block header decode failed', lambda: node.submitheader(hexdata='xx' * BLOCK_HEADER_SIZE))
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assert_raises_rpc_error(-22, 'Block header decode failed', lambda: node.submitheader(hexdata='ff' * (BLOCK_HEADER_SIZE-2)))
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assert_raises_rpc_error(-25, 'Must submit previous header', lambda: node.submitheader(hexdata=super(CBlock, bad_block).serialize().hex()))
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block.nTime += 1
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block.solve()
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def filter_tip_keys(chaintips):
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"""
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Dash chaintips rpc returns extra info in each tip (difficulty, chainwork, and
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forkpoint). Filter down to relevant ones checked in this test.
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"""
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check_keys = ["hash", "height", "branchlen", "status"]
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filtered_tips = []
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for tip in chaintips:
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filtered_tips.append({k: tip[k] for k in check_keys})
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return filtered_tips
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def chain_tip(b_hash, *, status='headers-only', branchlen=1):
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return {'hash': b_hash, 'height': 202, 'branchlen': branchlen, 'status': status}
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assert chain_tip(block.hash) not in filter_tip_keys(node.getchaintips())
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node.submitheader(hexdata=block.serialize().hex())
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assert chain_tip(block.hash) in filter_tip_keys(node.getchaintips())
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node.submitheader(hexdata=CBlockHeader(block).serialize().hex()) # Noop
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assert chain_tip(block.hash) in filter_tip_keys(node.getchaintips())
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bad_block_root = copy.deepcopy(block)
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bad_block_root.hashMerkleRoot += 2
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bad_block_root.solve()
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assert chain_tip(bad_block_root.hash) not in filter_tip_keys(node.getchaintips())
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node.submitheader(hexdata=CBlockHeader(bad_block_root).serialize().hex())
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assert chain_tip(bad_block_root.hash) in filter_tip_keys(node.getchaintips())
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# Should still reject invalid blocks, even if we have the header:
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assert_equal(node.submitblock(hexdata=bad_block_root.serialize().hex()), 'bad-txnmrklroot')
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assert_equal(node.submitblock(hexdata=bad_block_root.serialize().hex()), 'bad-txnmrklroot')
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assert chain_tip(bad_block_root.hash) in filter_tip_keys(node.getchaintips())
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# We know the header for this invalid block, so should just return early without error:
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node.submitheader(hexdata=CBlockHeader(bad_block_root).serialize().hex())
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assert chain_tip(bad_block_root.hash) in filter_tip_keys(node.getchaintips())
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bad_block_lock = copy.deepcopy(block)
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bad_block_lock.vtx[0].nLockTime = 2**32 - 1
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bad_block_lock.vtx[0].rehash()
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bad_block_lock.hashMerkleRoot = bad_block_lock.calc_merkle_root()
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bad_block_lock.solve()
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assert_equal(node.submitblock(hexdata=bad_block_lock.serialize().hex()), 'bad-txns-nonfinal')
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assert_equal(node.submitblock(hexdata=bad_block_lock.serialize().hex()), 'duplicate-invalid')
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# Build a "good" block on top of the submitted bad block
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bad_block2 = copy.deepcopy(block)
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bad_block2.hashPrevBlock = bad_block_lock.sha256
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bad_block2.solve()
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assert_raises_rpc_error(-25, 'bad-prevblk', lambda: node.submitheader(hexdata=CBlockHeader(bad_block2).serialize().hex()))
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# Should reject invalid header right away
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bad_block_time = copy.deepcopy(block)
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bad_block_time.nTime = 1
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bad_block_time.solve()
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assert_raises_rpc_error(-25, 'time-too-old', lambda: node.submitheader(hexdata=CBlockHeader(bad_block_time).serialize().hex()))
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# Should ask for the block from a p2p node, if they announce the header as well:
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node.add_p2p_connection(P2PDataStore())
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node.p2p.wait_for_getheaders(timeout=5) # Drop the first getheaders
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node.p2p.send_blocks_and_test(blocks=[block], node=node)
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# Must be active now:
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assert chain_tip(block.hash, status='active', branchlen=0) in filter_tip_keys(node.getchaintips())
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# Building a few blocks should give the same results
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node.generatetoaddress(10, node.get_deterministic_priv_key().address)
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assert_raises_rpc_error(-25, 'time-too-old', lambda: node.submitheader(hexdata=CBlockHeader(bad_block_time).serialize().hex()))
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assert_raises_rpc_error(-25, 'bad-prevblk', lambda: node.submitheader(hexdata=CBlockHeader(bad_block2).serialize().hex()))
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node.submitheader(hexdata=CBlockHeader(block).serialize().hex())
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node.submitheader(hexdata=CBlockHeader(bad_block_root).serialize().hex())
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assert_equal(node.submitblock(hexdata=block.serialize().hex()), 'duplicate') # valid
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if __name__ == '__main__':
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MiningTest().main()
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