async def test_generator_hash(self, initial_blockchain):
blocks, b = initial_blockchain
new_header_data = HeaderData(
blocks[9].header.data.height,
blocks[9].header.data.prev_header_hash,
blocks[9].header.data.timestamp,
blocks[9].header.data.filter_hash,
blocks[9].header.data.proof_of_space_hash,
blocks[9].header.data.weight,
blocks[9].header.data.total_iters,
blocks[9].header.data.additions_root,
blocks[9].header.data.removals_root,
blocks[9].header.data.coinbase,
blocks[9].header.data.coinbase_signature,
blocks[9].header.data.fees_coin,
blocks[9].header.data.aggregated_signature,
blocks[9].header.data.cost,
blocks[9].header.data.extension_data,
bytes([1] * 32),
)
block_bad = FullBlock(
blocks[9].proof_of_space,
blocks[9].proof_of_time,
Header(
new_header_data,
BlockTools.get_harvester_signature(
new_header_data, blocks[9].proof_of_space.plot_pubkey),
),
blocks[9].transactions_generator,
blocks[9].transactions_filter,
)
result, removed, error_code = await b.receive_block(block_bad)
assert result == ReceiveBlockResult.INVALID_BLOCK
assert error_code == Err.INVALID_TRANSACTIONS_GENERATOR_HASH
async def test_invalid_pos_hash(self, initial_blockchain):
blocks, b = initial_blockchain
bad_pos_proof = bytearray([i for i in blocks[9].proof_of_space.proof])
bad_pos_proof[0] = uint8((bad_pos_proof[0] + 1) % 256)
bad_pos = ProofOfSpace(
blocks[9].proof_of_space.challenge_hash,
blocks[9].proof_of_space.pool_pubkey,
blocks[9].proof_of_space.plot_pubkey,
blocks[9].proof_of_space.size,
bytes(bad_pos_proof),
)
new_header_data = HeaderData(
blocks[9].header.data.height,
blocks[9].header.data.prev_header_hash,
blocks[9].header.data.timestamp,
blocks[9].header.data.filter_hash,
bad_pos.get_hash(),
blocks[9].header.data.weight,
blocks[9].header.data.total_iters,
blocks[9].header.data.additions_root,
blocks[9].header.data.removals_root,
blocks[9].header.data.coinbase,
blocks[9].header.data.coinbase_signature,
blocks[9].header.data.fees_coin,
blocks[9].header.data.aggregated_signature,
blocks[9].header.data.cost,
blocks[9].header.data.extension_data,
blocks[9].header.data.generator_hash,
)
# Proof of space has invalid
block_bad = FullBlock(
blocks[9].proof_of_space,
blocks[9].proof_of_time,
Header(
new_header_data,
BlockTools.get_harvester_signature(
new_header_data, blocks[9].proof_of_space.plot_pubkey),
),
blocks[9].transactions_generator,
blocks[9].transactions_filter,
)
result, removed, error_code = await b.receive_block(block_bad)
assert result == ReceiveBlockResult.INVALID_BLOCK
assert error_code == Err.INVALID_POSPACE_HASH
async def test_invalid_coinbase_signature(self, initial_blockchain):
blocks, b = initial_blockchain
coinbase_coin, coinbase_signature = create_coinbase_coin_and_signature(
blocks[9].header.data.height,
blocks[9].header.data.coinbase.puzzle_hash,
uint64(9991),
bt.pool_sk,
)
new_header_data = HeaderData(
blocks[9].header.data.height,
blocks[9].header.data.prev_header_hash,
blocks[9].header.data.timestamp,
blocks[9].header.data.filter_hash,
blocks[9].header.data.proof_of_space_hash,
blocks[9].header.data.weight,
blocks[9].header.data.total_iters,
blocks[9].header.data.additions_root,
blocks[9].header.data.removals_root,
blocks[9].header.data.coinbase,
coinbase_signature,
blocks[9].header.data.fees_coin,
blocks[9].header.data.aggregated_signature,
blocks[9].header.data.cost,
blocks[9].header.data.extension_data,
blocks[9].header.data.generator_hash,
)
# Coinbase amount invalid
block_bad = FullBlock(
blocks[9].proof_of_space,
blocks[9].proof_of_time,
Header(
new_header_data,
BlockTools.get_harvester_signature(
new_header_data, blocks[9].proof_of_space.plot_pubkey),
),
blocks[9].transactions_generator,
blocks[9].transactions_filter,
)
result, removed, error_code = await b.receive_block(block_bad)
assert result == ReceiveBlockResult.INVALID_BLOCK
assert error_code == Err.INVALID_COINBASE_SIGNATURE
async def test_invalid_filter(self, two_nodes):
num_blocks = 10
wallet_a = WalletTool()
coinbase_puzzlehash = wallet_a.get_new_puzzlehash()
wallet_receiver = WalletTool()
receiver_puzzlehash = wallet_receiver.get_new_puzzlehash()
blocks = bt.get_consecutive_blocks(
test_constants, num_blocks, [], 10, b"", coinbase_puzzlehash
)
full_node_1, full_node_2, server_1, server_2 = two_nodes
for block in blocks:
async for _ in full_node_1.respond_block(
full_node_protocol.RespondBlock(block)
):
pass
spent_block = blocks[1]
spend_bundle = wallet_a.generate_signed_transaction(
1000, receiver_puzzlehash, spent_block.header.data.coinbase
)
assert spend_bundle is not None
tx: full_node_protocol.RespondTransaction = full_node_protocol.RespondTransaction(
spend_bundle
)
async for _ in full_node_1.respond_transaction(tx):
outbound: OutboundMessage = _
# Maybe transaction means that it's accepted in mempool
assert outbound.message.function == "new_transaction"
sb = full_node_1.mempool_manager.get_spendbundle(spend_bundle.name())
assert sb is spend_bundle
last_block = blocks[10]
next_spendbundle = await full_node_1.mempool_manager.create_bundle_for_tip(
last_block.header
)
assert next_spendbundle is not None
program = best_solution_program(next_spendbundle)
aggsig = next_spendbundle.aggregated_signature
dic_h = {11: (program, aggsig)}
new_blocks = bt.get_consecutive_blocks(
test_constants, 1, blocks, 10, b"", coinbase_puzzlehash, dic_h
)
next_block = new_blocks[11]
bad_header = HeaderData(
next_block.header.data.height,
next_block.header.data.prev_header_hash,
next_block.header.data.timestamp,
bytes32(bytes([3] * 32)),
next_block.header.data.proof_of_space_hash,
next_block.header.data.weight,
next_block.header.data.total_iters,
next_block.header.data.additions_root,
next_block.header.data.removals_root,
next_block.header.data.coinbase,
next_block.header.data.coinbase_signature,
next_block.header.data.fees_coin,
next_block.header.data.aggregated_signature,
next_block.header.data.cost,
next_block.header.data.extension_data,
next_block.header.data.generator_hash,
)
bad_block = FullBlock(
next_block.proof_of_space,
next_block.proof_of_time,
Header(
bad_header,
BlockTools.get_harvester_signature(
bad_header, next_block.proof_of_space.plot_pubkey
),
),
next_block.transactions_generator,
next_block.transactions_filter,
)
result, removed, error_code = await full_node_1.blockchain.receive_block(
bad_block
)
assert result == ReceiveBlockResult.INVALID_BLOCK
assert error_code == Err.INVALID_TRANSACTIONS_FILTER_HASH
result, removed, error_code = await full_node_1.blockchain.receive_block(
next_block
)
assert result == ReceiveBlockResult.ADDED_TO_HEAD
async def test_timestamp(self, initial_blockchain):
blocks, b = initial_blockchain
# Time too far in the past
new_header_data = HeaderData(
blocks[9].header.data.height,
blocks[9].header.data.prev_header_hash,
blocks[9].header.data.timestamp - 1000,
blocks[9].header.data.filter_hash,
blocks[9].header.data.proof_of_space_hash,
blocks[9].header.data.weight,
blocks[9].header.data.total_iters,
blocks[9].header.data.additions_root,
blocks[9].header.data.removals_root,
blocks[9].header.data.coinbase,
blocks[9].header.data.coinbase_signature,
blocks[9].header.data.fees_coin,
blocks[9].header.data.aggregated_signature,
blocks[9].header.data.cost,
blocks[9].header.data.extension_data,
blocks[9].header.data.generator_hash,
)
block_bad = FullBlock(
blocks[9].proof_of_space,
blocks[9].proof_of_time,
Header(
new_header_data,
BlockTools.get_harvester_signature(
new_header_data, blocks[9].proof_of_space.plot_pubkey),
),
blocks[9].transactions_generator,
blocks[9].transactions_filter,
)
result, removed, error_code = await b.receive_block(block_bad)
assert (result) == ReceiveBlockResult.INVALID_BLOCK
assert error_code == Err.TIMESTAMP_TOO_FAR_IN_PAST
# Time too far in the future
new_header_data = HeaderData(
blocks[9].header.data.height,
blocks[9].header.data.prev_header_hash,
uint64(int(time.time() + 3600 * 3)),
blocks[9].header.data.filter_hash,
blocks[9].header.data.proof_of_space_hash,
blocks[9].header.data.weight,
blocks[9].header.data.total_iters,
blocks[9].header.data.additions_root,
blocks[9].header.data.removals_root,
blocks[9].header.data.coinbase,
blocks[9].header.data.coinbase_signature,
blocks[9].header.data.fees_coin,
blocks[9].header.data.aggregated_signature,
blocks[9].header.data.cost,
blocks[9].header.data.extension_data,
blocks[9].header.data.generator_hash,
)
block_bad = FullBlock(
blocks[9].proof_of_space,
blocks[9].proof_of_time,
Header(
new_header_data,
BlockTools.get_harvester_signature(
new_header_data, blocks[9].proof_of_space.plot_pubkey),
),
blocks[9].transactions_generator,
blocks[9].transactions_filter,
)
result, removed, error_code = await b.receive_block(block_bad)
assert (result) == ReceiveBlockResult.INVALID_BLOCK
assert error_code == Err.TIMESTAMP_TOO_FAR_IN_FUTURE