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config.py
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config.py
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# coding=utf-8
# Distributed under the MIT software license, see the accompanying
# file LICENSE or http://www.opensource.org/licenses/mit-license.php.
import shutil
import decimal
from os.path import expanduser
from pyqrllib.pyqrllib import hstr2bin
from qrl import __version__ as version
from qrl.generated import qrl_pb2
import os
import yaml
from math import ceil, log
class UserConfig(object):
__instance = None
def __init__(self, ignore_check=False):
# TODO: Move to metaclass in Python 3
if not ignore_check and UserConfig.__instance is not None:
raise Exception("UserConfig can only be instantiated once")
UserConfig.__instance = self
self.genesis_prev_headerhash = b'The sleeper must awaken'
self.genesis_timestamp = 1530004179
self.genesis_difficulty = 10000000
# Default configuration
self.mining_enabled = False
self.mining_address = ''
self.mining_thread_count = 0 # 0 to auto detect thread count based on CPU/GPU number of processors
self.mining_pause = 0 # this will force a sleep (ms) while mining to reduce cpu usage. Only for mocknet
# Ephemeral Configuration
self.accept_ephemeral = True
# PEER Configuration
self.max_redundant_connections = 5 # Number of connections allowed from nodes having same IP
self.enable_peer_discovery = True # Allows to discover new peers from the connected peers
self.peer_list = ['35.178.79.137',
'35.177.182.85',
'18.130.119.29',
'209.250.251.100']
self.p2p_local_port = 19000 # Locally binded port at which node will listen for connection
self.p2p_public_port = 19000 # Public port forwarding connections to server
self.peer_rate_limit = 500 # Max Number of messages per minute per peer
self.p2p_q_size = 10000
self.outgoing_message_expiry = 90 # Outgoing message expires after 90 seconds
self.ntp_servers = ['pool.ntp.org', 'ntp.ubuntu.com']
self.ntp_refresh = 12 * 60 * 60 # 12 hours
self.ntp_request_timeout = 10 # 10 seconds ntp timeout
self.ban_minutes = 20 # Allows to ban a peer's IP who is breaking protocol
self.monitor_connections_interval = 30 # Monitor connection every 30 seconds
self.max_peers_limit = 100 # Number of allowed peers
self.chain_state_timeout = 180
self.chain_state_broadcast_period = 30
# must be less than ping_timeout
self.transaction_minimum_fee = int(0 * dev.shor_per_quanta)
self.transaction_pool_size = 25000
self.pending_transaction_pool_size = 75000
# 1% of the pending_transaction_pool will be reserved for moving stale txn
self.pending_transaction_pool_reserve = int(self.pending_transaction_pool_size * 0.01)
self.stale_transaction_threshold = 15 # 15 Blocks
self._qrl_dir = expanduser(os.path.join("~/.qrl"))
# ======================================
# ADMIN API CONFIGURATION
# ======================================
self.admin_api_enabled = False
self.admin_api_host = "127.0.0.1"
self.admin_api_port = 19008
self.admin_api_threads = 1
self.admin_api_max_concurrent_rpc = 100
# ======================================
# PUBLIC API CONFIGURATION
# ======================================
self.public_api_enabled = True
self.public_api_host = "127.0.0.1"
self.public_api_port = 19009
self.public_api_threads = 1
self.public_api_max_concurrent_rpc = 100
# ======================================
# MINING API CONFIGURATION
# ======================================
self.mining_api_enabled = False
self.mining_api_host = "127.0.0.1"
self.mining_api_port = 19007
self.mining_api_threads = 1
self.mining_api_max_concurrent_rpc = 100
# ======================================
# DEBUG API CONFIGURATION
# ======================================
self.debug_api_enabled = False
self.debug_api_host = "127.0.0.1"
self.debug_api_port = 52134
self.debug_api_threads = 1
self.debug_api_max_concurrent_rpc = 100
# ======================================
# GRPC PROXY CONFIGURATION
# ======================================
self.grpc_proxy_host = "127.0.0.1"
self.grpc_proxy_port = 18090
# ======================================
# WALLET DAEMON CONFIGURATION
# ======================================
self.public_api_server = "127.0.0.1:19009"
self.wallet_daemon_host = "127.0.0.1"
self.wallet_daemon_port = 18091
self.number_of_slaves = 3
# ======================================
# WALLET API CONFIGURATION
# ======================================
self.wallet_api_host = "127.0.0.1"
self.wallet_api_port = 19010
self.wallet_api_threads = 1
self.wallet_api_max_concurrent_rpc = 100
# WARNING! loading should be the last line.. any new setting after this will not be updated by the config file
self.load_yaml(self.config_path)
# WARNING! loading should be the last line.. any new setting after this will not be updated by the config file
@property
def qrl_dir(self):
return self._qrl_dir
@qrl_dir.setter
def qrl_dir(self, new_qrl_dir):
self._qrl_dir = new_qrl_dir
self.load_yaml(self.config_path)
@property
def wallet_dir(self):
return expanduser(self.qrl_dir)
@property
def data_dir(self):
return expanduser(os.path.join(self.qrl_dir, "data"))
@property
def config_path(self):
return expanduser(os.path.join(self.qrl_dir, "config.yml"))
@property
def log_path(self):
return expanduser(os.path.join(self.qrl_dir, "qrl.log"))
@property
def walletd_log_path(self):
return expanduser(os.path.join(self.qrl_dir, "walletd.log"))
@property
def mining_pool_payment_wallet_path(self):
return expanduser(os.path.join(self.qrl_dir, 'payment_slaves.json'))
@staticmethod
def getInstance():
if UserConfig.__instance is None:
return UserConfig()
return UserConfig.__instance
def load_yaml(self, file_path):
"""
Overrides default configuration using a yaml file
:param file_path: The path to the configuration file
"""
if os.path.isfile(file_path):
with open(file_path) as f:
dataMap = yaml.safe_load(f)
if dataMap is not None:
if 'genesis_prev_headerhash' in dataMap:
dataMap['genesis_prev_headerhash'] = dataMap['genesis_prev_headerhash'].encode()
self.__dict__.update(**dataMap)
def create_path(path, copy_files=None):
tmp_path = os.path.join(path)
if os.path.isdir(tmp_path):
return
os.makedirs(tmp_path)
if not copy_files:
return
for file in copy_files:
shutil.copy(file, tmp_path)
class DevConfig(object):
__instance = None
def __init__(self, pbdata, ignore_check=False, ignore_singleton=False):
super(DevConfig, self).__init__()
# TODO: Move to metaclass in Python 3
if not ignore_check and DevConfig.__instance is not None:
raise Exception("DevConfig can only be instantiated once")
if not ignore_singleton:
DevConfig.__instance = self
self._data = pbdata
self.version = version + ' python'
################################################################
# Warning: Don't change following configuration. #
# For QRL Developers only #
################################################################
self.block_lead_timestamp = 30
self.block_max_drift = 15
self.max_future_blocks_length = 256
self.max_margin_block_number = 32
self.min_margin_block_number = 7
self.public_ip = None
self.cache_frequency = 1000
self.message_q_size = 300
self.message_receipt_timeout = 10 # request timeout for full message
self.message_buffer_size = 64 * 1024 * 1024 # 64 MB
self.timestamp_error = 5 # Error in second
self.blocks_per_epoch = 100
self.xmss_tree_height = 12
self.slave_xmss_height = int(ceil(log(self.blocks_per_epoch * 3, 2)))
self.slave_xmss_height += self.slave_xmss_height % 2
# Maximum number of ots index upto which OTS index should be tracked. Any OTS index above the specified value
# will be managed by OTS Counter
self.max_ots_tracking_index = 8192
self._ots_tracking_per_page = 8192
self._ots_bitfield_size = ceil(self.ots_tracking_per_page / 8)
self.default_nonce = 0
self.default_account_balance = 0 * (10 ** 9)
self.hash_buffer_size = 4
self.minimum_minting_delay = 45 # Minimum delay in second before a block is being created
self.tx_extra_overhead = 15 # 15 bytes
self.coinbase_address = b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00' \
b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
# Directories and files
self.db_name = 'state'
self.peers_filename = 'known_peers.json'
self.chain_file_directory = 'data'
self.wallet_dat_filename = 'wallet.json'
self.slave_dat_filename = 'slave.qrl'
self.banned_peers_filename = 'banned_peers.qrl'
self.trust_min_msgcount = 10
self.trust_min_conntime = 10
self.supplied_coins = 65000000 * (10 ** 9)
# ======================================
# STATE VERSION
# ======================================
# Max number of data to be stored per key
self._state_version = 3
# ======================================
# STATE PAGINATION CONTROLLER
# ======================================
# Max number of data to be stored per key
self._data_per_page = 10000
# ======================================
# P2P SETTINGS
# ======================================
self.max_receivable_bytes = 10 * 1024 * 1024 # 10 MB [Temporary Restriction]
self.reserved_quota = 1024 # 1 KB
self.max_bytes_out = self.max_receivable_bytes - self.reserved_quota
self.sync_delay_mining = 60 # Delay mining by 60 seconds while syncing blocks to mainchain
# ======================================
# API SETTINGS
# ======================================
self.block_timeseries_size = 1440
# ======================================
# SHOR PER QUANTA / MAX ALLOWED DECIMALS
# ======================================
self.shor_per_quanta = decimal.Decimal(10 ** 9)
# ======================================
# # FOUNDATION MULTI-SIG ADDRESSES
# # ======================================
# self.percentage = 100 # multiplier for foundation_address_threshold_percentage to keep it an integer
# self.foundation_multi_sig_addresses = [b'\x11\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
# b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
# b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00',
# ]
# ======================================
# HARD FORK HEIGHTS LIST
# ======================================
self.hard_fork_heights = [942375, 1938000, 2078800]
self.hard_fork_node_disconnect_delay = [0, 0, 2880]
self.testnet_hard_fork_heights = [1, 3000]
# ======================================
# PROPOSAL CONFIG
# ======================================
self.proposal_unit_percentage = 100
self.banned_address = [bytes(hstr2bin('010600fcd0db869d2e1b17b452bdf9848f6fe8c74ee5b8f935408cc558c601fb69eb553fa916a1'))]
@property
def pbdata(self):
return self._data
@property
def state_version(self):
return self._state_version
@property
def prev_state_key(self):
return self._data.prev_state_key
@property
def current_state_key(self):
return self._data.current_state_key
@property
def activation_header_hash(self):
return self._data.activation_header_hash
@property
def activation_block_number(self):
return self._data.activation_block_number
@property
def data_per_page(self):
return self._data_per_page
@property
def ots_tracking_per_page(self):
return self._ots_tracking_per_page
@property
def ots_bitfield_size(self):
return self._ots_bitfield_size
@property
def reorg_limit(self):
return self.pbdata.chain.reorg_limit
@property
def max_coin_supply(self):
return decimal.Decimal(self.pbdata.chain.max_coin_supply)
@property
def complete_emission_time_span_in_years(self):
return self.pbdata.chain.complete_emission_time_span_in_years
@property
def coin_remaining_at_genesis(self):
return decimal.Decimal(self.pbdata.chain.max_coin_supply - 65000000)
@property
def mining_nonce_offset(self):
return self.pbdata.block.mining_nonce_offset
@property
def extra_nonce_offset(self):
return self.pbdata.block.extra_nonce_offset
@property
def mining_blob_size_in_bytes(self):
return self.pbdata.block.mining_blob_size_in_bytes
@property
def block_timing_in_seconds(self):
return self.pbdata.block.block_timing_in_seconds
@property
def number_of_blocks_to_analyze(self):
return self.pbdata.block.block_size_controller.number_of_blocks_analyze
@property
def size_multiplier(self):
return self.pbdata.block.block_size_controller.size_multiplier / 100
@property
def block_min_size_limit_in_bytes(self):
return self.pbdata.block.block_size_controller.block_min_size_limit_in_bytes
@property
def transaction_multi_output_limit(self):
return self.pbdata.transaction.multi_output_limit
# @property
# def foundation_address_threshold_percentage(self):
# return self.pbdata.transaction.foundation_multi_sig.threshold_percentage
@property
def message_max_length(self):
return self.pbdata.transaction.message.max_length
@property
def slave_pk_max_length(self):
return self.pbdata.transaction.slave.slave_pk_max_length
@property
def max_token_symbol_length(self):
return self.pbdata.transaction.token.symbol_max_length
@property
def max_token_name_length(self):
return self.pbdata.transaction.token.name_max_length
@property
def lattice_pk1_max_length(self):
return self.pbdata.transaction.lattice.pk1_max_length
@property
def lattice_pk2_max_length(self):
return self.pbdata.transaction.lattice.pk2_max_length
@property
def lattice_pk3_max_length(self):
return self.pbdata.transaction.lattice.pk3_max_length
@property
def proposal_threshold_per(self):
return self.pbdata.transaction.proposal.threshold_per
@property
def default_proposal_options(self):
return self.pbdata.transaction.proposal.default_options
@property
def description_max_length(self):
return self.pbdata.transaction.proposal.description_max_length
@property
def options_max_number(self):
return self.pbdata.transaction.proposal.options_max_number
@property
def option_max_text_length(self):
return self.pbdata.transaction.proposal.option_max_text_length
@property
def proposal_config_activation_delay(self):
return self.pbdata.transaction.proposal.proposal_config_activation_delay
@property
def N_measurement(self):
return self.pbdata.pow.N_measurement
@property
def kp(self):
return self.pbdata.pow.kp
@staticmethod
def getInstance(prev_state_key,
current_state_key: bytes,
current_block_header_hash: bytes,
current_block_number: int):
if DevConfig.__instance is None:
return DevConfig.create(prev_state_key,
current_state_key,
current_block_header_hash,
current_block_number)
return DevConfig.__instance
@staticmethod
def get_state_key(headerhash: bytes):
return b'dev_config_' + headerhash
@staticmethod
def create(prev_state_key,
current_state_key: bytes,
current_block_header_hash: bytes,
current_block_number: int,
ignore_check=False,
ignore_singleton=False):
chain = qrl_pb2.DevConfig.Chain(reorg_limit=300,
max_coin_supply=105000000,
complete_emission_time_span_in_years=200)
block_size_controller = qrl_pb2.DevConfig.Block.BlockSizeController(number_of_blocks_analyze=10,
size_multiplier=110, # 1.1
block_min_size_limit_in_bytes=1024 * 1024)
block = qrl_pb2.DevConfig.Block(mining_nonce_offset=39,
extra_nonce_offset=43,
mining_blob_size_in_bytes=76,
block_timing_in_seconds=60,
block_size_controller=block_size_controller)
message = qrl_pb2.DevConfig.Transaction.Message(max_length=80)
slave = qrl_pb2.DevConfig.Transaction.Slave(slave_pk_max_length=67)
token = qrl_pb2.DevConfig.Transaction.Token(symbol_max_length=10,
name_max_length=30)
lattice = qrl_pb2.DevConfig.Transaction.Lattice(pk1_max_length=1088,
pk2_max_length=1472,
pk3_max_length=65)
foundation_multi_sig = qrl_pb2.DevConfig.Transaction.FoundationMultiSig(threshold_percentage=10)
# proposal_config_activation_delay should not be less than reorg_limit
proposal = qrl_pb2.DevConfig.Transaction.Proposal(threshold_per=51,
default_options=["YES", "NO", "ABSTAIN"],
description_max_length=400,
options_max_number=100,
option_max_text_length=30,
proposal_config_activation_delay=10)
transaction = qrl_pb2.DevConfig.Transaction(multi_output_limit=100,
message=message,
slave=slave,
token=token,
lattice=lattice,
foundation_multi_sig=foundation_multi_sig,
proposal=proposal)
dev_config = qrl_pb2.DevConfig(chain=chain,
block=block,
transaction=transaction,
pow=qrl_pb2.DevConfig.POW(N_measurement=30, kp=5))
if prev_state_key is not None:
dev_config.prev_state_key = prev_state_key
dev_config.current_state_key = current_state_key
dev_config.activation_header_hash = current_block_header_hash
dev_config.activation_block_number = current_block_number
return DevConfig(dev_config,
ignore_check,
ignore_singleton)
def serialize(self) -> str:
return self._data.SerializeToString()
@staticmethod
def deserialize(data):
pbdata = qrl_pb2.DevConfig()
pbdata.ParseFromString(bytes(data))
dev_config = DevConfig(pbdata)
return dev_config
def update_from_pbdata(self, pbdata):
self._data = pbdata
# Hard coded Genesis Header Hash, must be updated if any change is made to genesis block
genesis_header_hash = bytes(hstr2bin('2a1c4a9433f1de36f8b99c7c5aceb7bd2eb39e1ead648ea58227d399ad84c724'))
dev = DevConfig.getInstance(None,
DevConfig.get_state_key(genesis_header_hash),
genesis_header_hash,
0)
user = UserConfig.getInstance()