Differential D5062 Diff 15788 test/functional/abc-p2p-fullblocktest-sigops.py

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test/functional/abc-p2p-fullblocktest-sigops.py

This file was copied from test/functional/abc-p2p-fullblocktest.py.

Show All 27 Lines
)		)
from test_framework.key import CECKey		from test_framework.key import CECKey
from test_framework.messages import (		from test_framework.messages import (
COutPoint,		COutPoint,
CTransaction,		CTransaction,
CTxIn,		CTxIn,
CTxOut,		CTxOut,
ser_compact_size,		ser_compact_size,
ToHex,
)		)
from test_framework.mininode import P2PDataStore		from test_framework.mininode import P2PDataStore
from test_framework.script import (		from test_framework.script import (
CScript,		CScript,
hash160,		hash160,
OP_2DUP,		OP_2DUP,
OP_CHECKSIG,		OP_CHECKSIG,
OP_CHECKSIGVERIFY,		OP_CHECKSIGVERIFY,
▲ Show 20 Lines • Show All 194 Lines • ▼ Show 20 Lines	def run_test(self):

# Create a new block		# Create a new block
block(0)		block(0)
save_spendable_output()		save_spendable_output()
node.p2p.send_blocks_and_test([self.tip], node)		node.p2p.send_blocks_and_test([self.tip], node)

# Now we need that block to mature so we can spend the coinbase.		# Now we need that block to mature so we can spend the coinbase.
maturity_blocks = []		maturity_blocks = []
for i in range(99):		for i in range(105):
block(5000 + i)		block(5000 + i)
maturity_blocks.append(self.tip)		maturity_blocks.append(self.tip)
save_spendable_output()		save_spendable_output()
node.p2p.send_blocks_and_test(maturity_blocks, node)		node.p2p.send_blocks_and_test(maturity_blocks, node)

# collect spendable outputs now to avoid cluttering the code later on		# collect spendable outputs now to avoid cluttering the code later on
out = []		out = []
for i in range(100):		for i in range(100):
out.append(get_spendable_output())		out.append(get_spendable_output())

# Let's build some blocks and test them.
for i in range(16):
n = i + 1
block(n, spend=out[i], block_size=n * ONE_MEGABYTE)
node.p2p.send_blocks_and_test([self.tip], node)

# block of maximal size
block(17, spend=out[16], block_size=self.excessive_block_size)
node.p2p.send_blocks_and_test([self.tip], node)

# Reject oversized blocks with bad-blk-length error
block(18, spend=out[17], block_size=self.excessive_block_size + 1)
node.p2p.send_blocks_and_test(
[self.tip], node, success=False, reject_reason='bad-blk-length')

# Rewind bad block.
tip(17)

# Accept many sigops		# Accept many sigops
lots_of_checksigs = CScript(		lots_of_checksigs = CScript(
[OP_CHECKSIG] * MAX_BLOCK_SIGOPS_PER_MB)		[OP_CHECKSIG] * MAX_BLOCK_SIGOPS_PER_MB)
block(19, spend=out[17], script=lots_of_checksigs,		block(19, spend=out[0], script=lots_of_checksigs,
block_size=ONE_MEGABYTE)		block_size=ONE_MEGABYTE)
node.p2p.send_blocks_and_test([self.tip], node)		node.p2p.send_blocks_and_test([self.tip], node)

block(20, spend=out[18], script=lots_of_checksigs,		block(20, spend=out[1], script=lots_of_checksigs,
block_size=ONE_MEGABYTE, extra_sigops=1)		block_size=ONE_MEGABYTE, extra_sigops=1)
node.p2p.send_blocks_and_test(		node.p2p.send_blocks_and_test(
[self.tip], node, success=False, reject_reason='bad-blk-sigops')		[self.tip], node, success=False, reject_reason='bad-blk-sigops')

# Rewind bad block		# Rewind bad block
tip(19)		tip(19)

# Accept 40k sigops per block > 1MB and <= 2MB		# Accept 40k sigops per block > 1MB and <= 2MB
block(21, spend=out[18], script=lots_of_checksigs,		block(21, spend=out[1], script=lots_of_checksigs,
extra_sigops=MAX_BLOCK_SIGOPS_PER_MB, block_size=ONE_MEGABYTE + 1)		extra_sigops=MAX_BLOCK_SIGOPS_PER_MB, block_size=ONE_MEGABYTE + 1)
node.p2p.send_blocks_and_test([self.tip], node)		node.p2p.send_blocks_and_test([self.tip], node)

# Accept 40k sigops per block > 1MB and <= 2MB		# Accept 40k sigops per block > 1MB and <= 2MB
block(22, spend=out[19], script=lots_of_checksigs,		block(22, spend=out[2], script=lots_of_checksigs,
extra_sigops=MAX_BLOCK_SIGOPS_PER_MB, block_size=2 * ONE_MEGABYTE)		extra_sigops=MAX_BLOCK_SIGOPS_PER_MB, block_size=2 * ONE_MEGABYTE)
node.p2p.send_blocks_and_test([self.tip], node)		node.p2p.send_blocks_and_test([self.tip], node)

# Reject more than 40k sigops per block > 1MB and <= 2MB.		# Reject more than 40k sigops per block > 1MB and <= 2MB.
block(23, spend=out[20], script=lots_of_checksigs,		block(23, spend=out[3], script=lots_of_checksigs,
extra_sigops=MAX_BLOCK_SIGOPS_PER_MB + 1, block_size=ONE_MEGABYTE + 1)		extra_sigops=MAX_BLOCK_SIGOPS_PER_MB + 1, block_size=ONE_MEGABYTE + 1)
node.p2p.send_blocks_and_test(		node.p2p.send_blocks_and_test(
[self.tip], node, success=False, reject_reason='bad-blk-sigops')		[self.tip], node, success=False, reject_reason='bad-blk-sigops')

# Rewind bad block		# Rewind bad block
tip(22)		tip(22)

# Reject more than 40k sigops per block > 1MB and <= 2MB.		# Reject more than 40k sigops per block > 1MB and <= 2MB.
block(24, spend=out[20], script=lots_of_checksigs,		block(24, spend=out[3], script=lots_of_checksigs,
extra_sigops=MAX_BLOCK_SIGOPS_PER_MB + 1, block_size=2 * ONE_MEGABYTE)		extra_sigops=MAX_BLOCK_SIGOPS_PER_MB + 1, block_size=2 * ONE_MEGABYTE)
node.p2p.send_blocks_and_test(		node.p2p.send_blocks_and_test(
[self.tip], node, success=False, reject_reason='bad-blk-sigops')		[self.tip], node, success=False, reject_reason='bad-blk-sigops')

# Rewind bad block		# Rewind bad block
tip(22)		tip(22)

# Accept 60k sigops per block > 2MB and <= 3MB		# Accept 60k sigops per block > 2MB and <= 3MB
block(25, spend=out[20], script=lots_of_checksigs, extra_sigops=2 *		block(25, spend=out[3], script=lots_of_checksigs, extra_sigops=2 *
MAX_BLOCK_SIGOPS_PER_MB, block_size=2 * ONE_MEGABYTE + 1)		MAX_BLOCK_SIGOPS_PER_MB, block_size=2 * ONE_MEGABYTE + 1)
node.p2p.send_blocks_and_test([self.tip], node)		node.p2p.send_blocks_and_test([self.tip], node)

# Accept 60k sigops per block > 2MB and <= 3MB		# Accept 60k sigops per block > 2MB and <= 3MB
block(26, spend=out[21], script=lots_of_checksigs,		block(26, spend=out[4], script=lots_of_checksigs,
extra_sigops=2 * MAX_BLOCK_SIGOPS_PER_MB, block_size=3 * ONE_MEGABYTE)		extra_sigops=2 * MAX_BLOCK_SIGOPS_PER_MB, block_size=3 * ONE_MEGABYTE)
node.p2p.send_blocks_and_test([self.tip], node)		node.p2p.send_blocks_and_test([self.tip], node)

# Reject more than 40k sigops per block > 1MB and <= 2MB.		# Reject more than 40k sigops per block > 1MB and <= 2MB.
block(27, spend=out[22], script=lots_of_checksigs, extra_sigops=2 *		block(27, spend=out[5], script=lots_of_checksigs, extra_sigops=2 *
MAX_BLOCK_SIGOPS_PER_MB + 1, block_size=2 * ONE_MEGABYTE + 1)		MAX_BLOCK_SIGOPS_PER_MB + 1, block_size=2 * ONE_MEGABYTE + 1)
node.p2p.send_blocks_and_test(		node.p2p.send_blocks_and_test(
[self.tip], node, success=False, reject_reason='bad-blk-sigops')		[self.tip], node, success=False, reject_reason='bad-blk-sigops')

# Rewind bad block		# Rewind bad block
tip(26)		tip(26)

# Reject more than 40k sigops per block > 1MB and <= 2MB.		# Reject more than 40k sigops per block > 1MB and <= 2MB.
block(28, spend=out[22], script=lots_of_checksigs, extra_sigops=2 *		block(28, spend=out[5], script=lots_of_checksigs, extra_sigops=2 *
MAX_BLOCK_SIGOPS_PER_MB + 1, block_size=3 * ONE_MEGABYTE)		MAX_BLOCK_SIGOPS_PER_MB + 1, block_size=3 * ONE_MEGABYTE)
node.p2p.send_blocks_and_test(		node.p2p.send_blocks_and_test(
[self.tip], node, success=False, reject_reason='bad-blk-sigops')		[self.tip], node, success=False, reject_reason='bad-blk-sigops')

# Rewind bad block		# Rewind bad block
tip(26)		tip(26)

# Too many sigops in one txn		# Too many sigops in one txn
too_many_tx_checksigs = CScript(		too_many_tx_checksigs = CScript(
[OP_CHECKSIG] * (MAX_BLOCK_SIGOPS_PER_MB + 1))		[OP_CHECKSIG] * (MAX_BLOCK_SIGOPS_PER_MB + 1))
block(		block(
29, spend=out[22], script=too_many_tx_checksigs, block_size=ONE_MEGABYTE + 1)		29, spend=out[6], script=too_many_tx_checksigs, block_size=ONE_MEGABYTE + 1)
node.p2p.send_blocks_and_test(		node.p2p.send_blocks_and_test(
[self.tip], node, success=False, reject_reason='bad-txn-sigops')		[self.tip], node, success=False, reject_reason='bad-txn-sigops')

# Rewind bad block		# Rewind bad block
tip(26)		tip(26)

# Generate a key pair to test P2SH sigops count		# Generate a key pair to test P2SH sigops count
private_key = CECKey()		private_key = CECKey()
private_key.set_secretbytes(b"fatstacks")		private_key.set_secretbytes(b"fatstacks")
public_key = private_key.get_pubkey()		public_key = private_key.get_pubkey()

# P2SH		# P2SH
# Build the redeem script, hash it, use hash to create the p2sh script		# Build the redeem script, hash it, use hash to create the p2sh script
redeem_script = CScript(		redeem_script = CScript(
[public_key] + [OP_2DUP, OP_CHECKSIGVERIFY] * 5 + [OP_CHECKSIG])		[public_key] + [OP_2DUP, OP_CHECKSIGVERIFY] * 5 + [OP_CHECKSIG])
redeem_script_hash = hash160(redeem_script)		redeem_script_hash = hash160(redeem_script)
p2sh_script = CScript([OP_HASH160, redeem_script_hash, OP_EQUAL])		p2sh_script = CScript([OP_HASH160, redeem_script_hash, OP_EQUAL])

# Create a p2sh transaction		# Create a p2sh transaction
p2sh_tx = self.create_tx(out[22], 1, p2sh_script)		p2sh_tx = self.create_tx(out[6], 1, p2sh_script)

# Add the transaction to the block		# Add the transaction to the block
block(30)		block(30)
update_block(30, [p2sh_tx])		update_block(30, [p2sh_tx])
node.p2p.send_blocks_and_test([self.tip], node)		node.p2p.send_blocks_and_test([self.tip], node)

# Creates a new transaction using the p2sh transaction included in the		# Creates a new transaction using the p2sh transaction included in the
# last block		# last block
Show All 11 Lines	def run_test(self):
spent_p2sh_tx.rehash()		spent_p2sh_tx.rehash()
return spent_p2sh_tx		return spent_p2sh_tx

# Sigops p2sh limit		# Sigops p2sh limit
p2sh_sigops_limit = MAX_BLOCK_SIGOPS_PER_MB - \		p2sh_sigops_limit = MAX_BLOCK_SIGOPS_PER_MB - \
redeem_script.GetSigOpCount(True)		redeem_script.GetSigOpCount(True)
# Too many sigops in one p2sh txn		# Too many sigops in one p2sh txn
too_many_p2sh_sigops = CScript([OP_CHECKSIG] * (p2sh_sigops_limit + 1))		too_many_p2sh_sigops = CScript([OP_CHECKSIG] * (p2sh_sigops_limit + 1))
block(31, spend=out[23], block_size=ONE_MEGABYTE + 1)		block(31, spend=out[7], block_size=ONE_MEGABYTE + 1)
update_block(31, [spend_p2sh_tx(too_many_p2sh_sigops)])		update_block(31, [spend_p2sh_tx(too_many_p2sh_sigops)])
node.p2p.send_blocks_and_test(		node.p2p.send_blocks_and_test(
[self.tip], node, success=False, reject_reason='bad-txn-sigops')		[self.tip], node, success=False, reject_reason='bad-txn-sigops')

# Rewind bad block		# Rewind bad block
tip(30)		tip(30)

# Max sigops in one p2sh txn		# Max sigops in one p2sh txn
max_p2sh_sigops = CScript([OP_CHECKSIG] * (p2sh_sigops_limit))		max_p2sh_sigops = CScript([OP_CHECKSIG] * (p2sh_sigops_limit))
block(32, spend=out[23], block_size=ONE_MEGABYTE + 1)		block(32, spend=out[8], block_size=ONE_MEGABYTE + 1)
update_block(32, [spend_p2sh_tx(max_p2sh_sigops)])		update_block(32, [spend_p2sh_tx(max_p2sh_sigops)])
node.p2p.send_blocks_and_test([self.tip], node)		node.p2p.send_blocks_and_test([self.tip], node)

# Submit a very large block via RPC
large_block = block(
33, spend=out[24], block_size=self.excessive_block_size)
node.submitblock(ToHex(large_block))


if __name__ == '__main__':		if __name__ == '__main__':
FullBlockTest().main()		FullBlockTest().main()