def __init__(
self,
root=BLANK_ROOT,
env=Env(),
qkc_config=None,
executing_on_head=False,
db=None,
use_mock_evm_account=False,
**kwargs
):
if db is None:
db = env.db
self.env = env
self.__db = db
self.trie = SecureTrie(Trie(self.db, root))
for k, v in STATE_DEFAULTS.items():
setattr(self, k, kwargs.get(k, copy.copy(v)))
self.journal = []
self.cache = {}
self.log_listeners = []
self.deletes = []
self.changed = {}
self.executing_on_head = executing_on_head
self.qkc_config = qkc_config
self.sender_disallow_map = dict() # type: Dict[bytes, int]
self.shard_config = ShardConfig(ChainConfig())
self.use_mock_evm_account = use_mock_evm_account
def test_bad_chain_id(self):
config = QuarkChainConfig()
config.CHAIN_SIZE = 1
config.shards = dict()
for i in range(2):
s = ShardConfig(ChainConfig())
s.CHAIN_ID = 1
s.SHARD_SIZE = 2
s.SHARD_ID = i
s.CONSENSUS_TYPE = ConsensusType.POW_DOUBLESHA256
s.CONSENSUS_CONFIG = POWConfig()
config.shards[1 << 16 | 2 | i] = s
with self.assertRaises(AssertionError):
config.init_and_validate()
def testBasic(self):
config = QuarkChainConfig()
config.ROOT = RootConfig()
config.ROOT.CONSENSUS_TYPE = ConsensusType.POW_SIMULATE
config.ROOT.CONSENSUS_CONFIG = POWConfig()
config.ROOT.CONSENSUS_CONFIG.TARGET_BLOCK_TIME = 60
config.SHARD_LIST = []
for i in range(2):
s = ShardConfig()
s.CONSENSUS_TYPE = ConsensusType.POW_SHA3SHA3
s.CONSENSUS_CONFIG = POWConfig()
config.SHARD_LIST.append(s)
for i in range(2):
s = ShardConfig()
s.CONSENSUS_TYPE = ConsensusType.POW_ETHASH
s.CONSENSUS_CONFIG = POWConfig()
s.CONSENSUS_CONFIG.TARGET_BLOCK_TIME = 15
config.SHARD_LIST.append(s)
for i in range(1):
s = ShardConfig()
config.SHARD_LIST.append(s)
expected_json = """{
"SHARD_SIZE": 8,
"MAX_NEIGHBORS": 32,
"MINOR_BLOCK_DEFAULT_REWARD": 100000000000000000000,
"NETWORK_ID": 3,
"TRANSACTION_QUEUE_SIZE_LIMIT_PER_SHARD": 10000,
"BLOCK_EXTRA_DATA_SIZE_LIMIT": 1024,
"PROOF_OF_PROGRESS_BLOCKS": 1,
"TESTNET_MASTER_ADDRESS": "199bcc2ebf71a851e388bd926595376a49bdaa329c6485f3",
"P2P_PROTOCOL_VERSION": 0,
"P2P_COMMAND_SIZE_LIMIT": 4294967295,
"SKIP_ROOT_DIFFICULTY_CHECK": false,
"SKIP_MINOR_DIFFICULTY_CHECK": false,
"ROOT": {
"MAX_STALE_ROOT_BLOCK_HEIGHT_DIFF": 60,
"CONSENSUS_TYPE": "POW_SIMULATE",
"CONSENSUS_CONFIG": {
"TARGET_BLOCK_TIME": 60
},
"GENESIS": {
"VERSION": 0,
"HEIGHT": 0,
"SHARD_SIZE": 32,
"COINBASE_ADDRESS": "000000000000000000000000000000000000000000000000",
"COINBASE_AMOUNT": 5,
"HASH_PREV_BLOCK": "0000000000000000000000000000000000000000000000000000000000000000",
"HASH_MERKLE_ROOT": "0000000000000000000000000000000000000000000000000000000000000000",
"TIMESTAMP": 1519147489,
"DIFFICULTY": 1000000,
"NONCE": 0
}
},
"SHARD_LIST": [
{
"CONSENSUS_TYPE": "POW_SHA3SHA3",
"CONSENSUS_CONFIG": {
"TARGET_BLOCK_TIME": 10
},
"GENESIS": {
"ROOT_HEIGHT": 0,
"VERSION": 0,
"HEIGHT": 0,
"COINBASE_ADDRESS": "000000000000000000000000000000000000000000000000",
"COINBASE_AMOUNT": 5,
"HASH_PREV_MINOR_BLOCK": "0000000000000000000000000000000000000000000000000000000000000000",
"HASH_MERKLE_ROOT": "0000000000000000000000000000000000000000000000000000000000000000",
"EXTRA_DATA": "497420776173207468652062657374206f662074696d65732c206974207761732074686520776f727374206f662074696d65732c202e2e2e202d20436861726c6573204469636b656e73",
"TIMESTAMP": 1519147489,
"DIFFICULTY": 10000,
"NONCE": 0,
"ALLOC": {}
}
},
{
"CONSENSUS_TYPE": "POW_SHA3SHA3",
"CONSENSUS_CONFIG": {
"TARGET_BLOCK_TIME": 10
},
"GENESIS": {
"ROOT_HEIGHT": 0,
"VERSION": 0,
"HEIGHT": 0,
"COINBASE_ADDRESS": "000000000000000000000000000000000000000000000000",
"COINBASE_AMOUNT": 5,
"HASH_PREV_MINOR_BLOCK": "0000000000000000000000000000000000000000000000000000000000000000",
"HASH_MERKLE_ROOT": "0000000000000000000000000000000000000000000000000000000000000000",
"EXTRA_DATA": "497420776173207468652062657374206f662074696d65732c206974207761732074686520776f727374206f662074696d65732c202e2e2e202d20436861726c6573204469636b656e73",
"TIMESTAMP": 1519147489,
"DIFFICULTY": 10000,
"NONCE": 0,
"ALLOC": {}
}
},
{
"CONSENSUS_TYPE": "POW_ETHASH",
"CONSENSUS_CONFIG": {
"TARGET_BLOCK_TIME": 15
},
"GENESIS": {
"ROOT_HEIGHT": 0,
"VERSION": 0,
"HEIGHT": 0,
"COINBASE_ADDRESS": "000000000000000000000000000000000000000000000000",
"COINBASE_AMOUNT": 5,
"HASH_PREV_MINOR_BLOCK": "0000000000000000000000000000000000000000000000000000000000000000",
"HASH_MERKLE_ROOT": "0000000000000000000000000000000000000000000000000000000000000000",
"EXTRA_DATA": "497420776173207468652062657374206f662074696d65732c206974207761732074686520776f727374206f662074696d65732c202e2e2e202d20436861726c6573204469636b656e73",
"TIMESTAMP": 1519147489,
"DIFFICULTY": 10000,
"NONCE": 0,
"ALLOC": {}
}
},
{
"CONSENSUS_TYPE": "POW_ETHASH",
"CONSENSUS_CONFIG": {
"TARGET_BLOCK_TIME": 15
},
"GENESIS": {
"ROOT_HEIGHT": 0,
"VERSION": 0,
"HEIGHT": 0,
"COINBASE_ADDRESS": "000000000000000000000000000000000000000000000000",
"COINBASE_AMOUNT": 5,
"HASH_PREV_MINOR_BLOCK": "0000000000000000000000000000000000000000000000000000000000000000",
"HASH_MERKLE_ROOT": "0000000000000000000000000000000000000000000000000000000000000000",
"EXTRA_DATA": "497420776173207468652062657374206f662074696d65732c206974207761732074686520776f727374206f662074696d65732c202e2e2e202d20436861726c6573204469636b656e73",
"TIMESTAMP": 1519147489,
"DIFFICULTY": 10000,
"NONCE": 0,
"ALLOC": {}
}
},
{
"CONSENSUS_TYPE": "NONE"
}
]
}"""
self.assertEqual(config.to_json(), expected_json)
deserialized_config = QuarkChainConfig.from_json(expected_json)
self.assertEqual(deserialized_config.to_json(), expected_json)
def test_basic(self):
config = QuarkChainConfig()
config.ROOT = RootConfig()
config.ROOT.CONSENSUS_TYPE = ConsensusType.POW_SIMULATE
config.ROOT.CONSENSUS_CONFIG = POWConfig()
config.ROOT.CONSENSUS_CONFIG.TARGET_BLOCK_TIME = 60
config.SHARD_LIST = []
for i in range(2):
s = ShardConfig()
s.CONSENSUS_TYPE = ConsensusType.POW_SHA3SHA3
s.CONSENSUS_CONFIG = POWConfig()
config.SHARD_LIST.append(s)
for i in range(2):
s = ShardConfig()
s.CONSENSUS_TYPE = ConsensusType.POW_ETHASH
s.CONSENSUS_CONFIG = POWConfig()
s.CONSENSUS_CONFIG.TARGET_BLOCK_TIME = 15
config.SHARD_LIST.append(s)
for i in range(1):
s = ShardConfig()
config.SHARD_LIST.append(s)
expected_json = """{
"SHARD_SIZE": 8,
"MAX_NEIGHBORS": 32,
"NETWORK_ID": 3,
"TRANSACTION_QUEUE_SIZE_LIMIT_PER_SHARD": 10000,
"BLOCK_EXTRA_DATA_SIZE_LIMIT": 1024,
"PROOF_OF_PROGRESS_BLOCKS": 1,
"GUARDIAN_PUBLIC_KEY": "ab856abd0983a82972021e454fcf66ed5940ed595b0898bcd75cbe2d0a51a00f5358b566df22395a2a8bf6c022c1d51a2c3defe654e91a8d244947783029694d",
"GUARDIAN_PRIVATE_KEY": null,
"P2P_PROTOCOL_VERSION": 0,
"P2P_COMMAND_SIZE_LIMIT": 4294967295,
"SKIP_ROOT_DIFFICULTY_CHECK": false,
"SKIP_MINOR_DIFFICULTY_CHECK": false,
"ROOT": {
"MAX_STALE_ROOT_BLOCK_HEIGHT_DIFF": 60,
"CONSENSUS_TYPE": "POW_SIMULATE",
"CONSENSUS_CONFIG": {
"TARGET_BLOCK_TIME": 60,
"REMOTE_MINE": false
},
"GENESIS": {
"VERSION": 0,
"HEIGHT": 0,
"SHARD_SIZE": 32,
"HASH_PREV_BLOCK": "0000000000000000000000000000000000000000000000000000000000000000",
"HASH_MERKLE_ROOT": "0000000000000000000000000000000000000000000000000000000000000000",
"TIMESTAMP": 1519147489,
"DIFFICULTY": 1000000,
"NONCE": 0
},
"COINBASE_ADDRESS": "000000000000000000000000000000000000000000000000",
"COINBASE_AMOUNT": 120000000000000000000,
"DIFFICULTY_ADJUSTMENT_CUTOFF_TIME": 40,
"DIFFICULTY_ADJUSTMENT_FACTOR": 1024
},
"SHARD_LIST": [
{
"CONSENSUS_TYPE": "POW_SHA3SHA3",
"CONSENSUS_CONFIG": {
"TARGET_BLOCK_TIME": 10,
"REMOTE_MINE": false
},
"GENESIS": {
"ROOT_HEIGHT": 0,
"VERSION": 0,
"HEIGHT": 0,
"HASH_PREV_MINOR_BLOCK": "0000000000000000000000000000000000000000000000000000000000000000",
"HASH_MERKLE_ROOT": "0000000000000000000000000000000000000000000000000000000000000000",
"EXTRA_DATA": "497420776173207468652062657374206f662074696d65732c206974207761732074686520776f727374206f662074696d65732c202e2e2e202d20436861726c6573204469636b656e73",
"TIMESTAMP": 1519147489,
"DIFFICULTY": 10000,
"GAS_LIMIT": 12000000,
"NONCE": 0,
"ALLOC": {}
},
"COINBASE_ADDRESS": "000000000000000000000000000000000000000000000000",
"COINBASE_AMOUNT": 5000000000000000000,
"GAS_LIMIT_EMA_DENOMINATOR": 1024,
"GAS_LIMIT_ADJUSTMENT_FACTOR": 1024,
"GAS_LIMIT_MINIMUM": 5000,
"GAS_LIMIT_MAXIMUM": 9223372036854775807,
"GAS_LIMIT_USAGE_ADJUSTMENT_NUMERATOR": 3,
"GAS_LIMIT_USAGE_ADJUSTMENT_DENOMINATOR": 2,
"DIFFICULTY_ADJUSTMENT_CUTOFF_TIME": 7,
"DIFFICULTY_ADJUSTMENT_FACTOR": 512,
"EXTRA_SHARD_BLOCKS_IN_ROOT_BLOCK": 3
},
{
"CONSENSUS_TYPE": "POW_SHA3SHA3",
"CONSENSUS_CONFIG": {
"TARGET_BLOCK_TIME": 10,
"REMOTE_MINE": false
},
"GENESIS": {
"ROOT_HEIGHT": 0,
"VERSION": 0,
"HEIGHT": 0,
"HASH_PREV_MINOR_BLOCK": "0000000000000000000000000000000000000000000000000000000000000000",
"HASH_MERKLE_ROOT": "0000000000000000000000000000000000000000000000000000000000000000",
"EXTRA_DATA": "497420776173207468652062657374206f662074696d65732c206974207761732074686520776f727374206f662074696d65732c202e2e2e202d20436861726c6573204469636b656e73",
"TIMESTAMP": 1519147489,
"DIFFICULTY": 10000,
"GAS_LIMIT": 12000000,
"NONCE": 0,
"ALLOC": {}
},
"COINBASE_ADDRESS": "000000000000000000000000000000000000000000000000",
"COINBASE_AMOUNT": 5000000000000000000,
"GAS_LIMIT_EMA_DENOMINATOR": 1024,
"GAS_LIMIT_ADJUSTMENT_FACTOR": 1024,
"GAS_LIMIT_MINIMUM": 5000,
"GAS_LIMIT_MAXIMUM": 9223372036854775807,
"GAS_LIMIT_USAGE_ADJUSTMENT_NUMERATOR": 3,
"GAS_LIMIT_USAGE_ADJUSTMENT_DENOMINATOR": 2,
"DIFFICULTY_ADJUSTMENT_CUTOFF_TIME": 7,
"DIFFICULTY_ADJUSTMENT_FACTOR": 512,
"EXTRA_SHARD_BLOCKS_IN_ROOT_BLOCK": 3
},
{
"CONSENSUS_TYPE": "POW_ETHASH",
"CONSENSUS_CONFIG": {
"TARGET_BLOCK_TIME": 15,
"REMOTE_MINE": false
},
"GENESIS": {
"ROOT_HEIGHT": 0,
"VERSION": 0,
"HEIGHT": 0,
"HASH_PREV_MINOR_BLOCK": "0000000000000000000000000000000000000000000000000000000000000000",
"HASH_MERKLE_ROOT": "0000000000000000000000000000000000000000000000000000000000000000",
"EXTRA_DATA": "497420776173207468652062657374206f662074696d65732c206974207761732074686520776f727374206f662074696d65732c202e2e2e202d20436861726c6573204469636b656e73",
"TIMESTAMP": 1519147489,
"DIFFICULTY": 10000,
"GAS_LIMIT": 12000000,
"NONCE": 0,
"ALLOC": {}
},
"COINBASE_ADDRESS": "000000000000000000000000000000000000000000000000",
"COINBASE_AMOUNT": 5000000000000000000,
"GAS_LIMIT_EMA_DENOMINATOR": 1024,
"GAS_LIMIT_ADJUSTMENT_FACTOR": 1024,
"GAS_LIMIT_MINIMUM": 5000,
"GAS_LIMIT_MAXIMUM": 9223372036854775807,
"GAS_LIMIT_USAGE_ADJUSTMENT_NUMERATOR": 3,
"GAS_LIMIT_USAGE_ADJUSTMENT_DENOMINATOR": 2,
"DIFFICULTY_ADJUSTMENT_CUTOFF_TIME": 7,
"DIFFICULTY_ADJUSTMENT_FACTOR": 512,
"EXTRA_SHARD_BLOCKS_IN_ROOT_BLOCK": 3
},
{
"CONSENSUS_TYPE": "POW_ETHASH",
"CONSENSUS_CONFIG": {
"TARGET_BLOCK_TIME": 15,
"REMOTE_MINE": false
},
"GENESIS": {
"ROOT_HEIGHT": 0,
"VERSION": 0,
"HEIGHT": 0,
"HASH_PREV_MINOR_BLOCK": "0000000000000000000000000000000000000000000000000000000000000000",
"HASH_MERKLE_ROOT": "0000000000000000000000000000000000000000000000000000000000000000",
"EXTRA_DATA": "497420776173207468652062657374206f662074696d65732c206974207761732074686520776f727374206f662074696d65732c202e2e2e202d20436861726c6573204469636b656e73",
"TIMESTAMP": 1519147489,
"DIFFICULTY": 10000,
"GAS_LIMIT": 12000000,
"NONCE": 0,
"ALLOC": {}
},
"COINBASE_ADDRESS": "000000000000000000000000000000000000000000000000",
"COINBASE_AMOUNT": 5000000000000000000,
"GAS_LIMIT_EMA_DENOMINATOR": 1024,
"GAS_LIMIT_ADJUSTMENT_FACTOR": 1024,
"GAS_LIMIT_MINIMUM": 5000,
"GAS_LIMIT_MAXIMUM": 9223372036854775807,
"GAS_LIMIT_USAGE_ADJUSTMENT_NUMERATOR": 3,
"GAS_LIMIT_USAGE_ADJUSTMENT_DENOMINATOR": 2,
"DIFFICULTY_ADJUSTMENT_CUTOFF_TIME": 7,
"DIFFICULTY_ADJUSTMENT_FACTOR": 512,
"EXTRA_SHARD_BLOCKS_IN_ROOT_BLOCK": 3
},
{
"CONSENSUS_TYPE": "NONE",
"COINBASE_ADDRESS": "000000000000000000000000000000000000000000000000",
"COINBASE_AMOUNT": 5000000000000000000,
"GAS_LIMIT_EMA_DENOMINATOR": 1024,
"GAS_LIMIT_ADJUSTMENT_FACTOR": 1024,
"GAS_LIMIT_MINIMUM": 5000,
"GAS_LIMIT_MAXIMUM": 9223372036854775807,
"GAS_LIMIT_USAGE_ADJUSTMENT_NUMERATOR": 3,
"GAS_LIMIT_USAGE_ADJUSTMENT_DENOMINATOR": 2,
"DIFFICULTY_ADJUSTMENT_CUTOFF_TIME": 7,
"DIFFICULTY_ADJUSTMENT_FACTOR": 512,
"EXTRA_SHARD_BLOCKS_IN_ROOT_BLOCK": 3
}
],
"REWARD_TAX_RATE": 0.5
}"""
print(config.to_json())
self.assertEqual(config.to_json(), expected_json)
deserialized_config = QuarkChainConfig.from_json(expected_json)
self.assertEqual(deserialized_config.to_json(), expected_json)
