hub/scribe/blockchain/env.py

40 lines
2.5 KiB
Python

from scribe.env import Env
class BlockchainEnv(Env):
def __init__(self, db_dir=None, max_query_workers=None, chain=None, reorg_limit=None,
prometheus_port=None, cache_all_tx_hashes=None, cache_all_claim_txos=None,
blocking_channel_ids=None, filtering_channel_ids=None,
db_max_open_files=64, daemon_url=None, hashX_history_cache_size=None):
super().__init__(db_dir, max_query_workers, chain, reorg_limit, prometheus_port, cache_all_tx_hashes,
cache_all_claim_txos, blocking_channel_ids, filtering_channel_ids)
self.db_max_open_files = db_max_open_files
self.daemon_url = daemon_url if daemon_url is not None else self.required('DAEMON_URL')
self.hashX_history_cache_size = hashX_history_cache_size if hashX_history_cache_size is not None \
else self.integer('ADDRESS_HISTORY_CACHE_SIZE', 1000)
@classmethod
def contribute_to_arg_parser(cls, parser):
super().contribute_to_arg_parser(parser)
env_daemon_url = cls.default('DAEMON_URL', None)
parser.add_argument('--daemon_url', required=env_daemon_url is None,
help="URL for rpc from lbrycrd or lbcd, "
"<rpcuser>:<rpcpassword>@<lbrycrd rpc ip><lbrycrd rpc port>.",
default=env_daemon_url)
parser.add_argument('--db_max_open_files', type=int, default=64,
help='This setting translates into the max_open_files option given to rocksdb. '
'A higher number will use more memory. Defaults to 64.')
parser.add_argument('--address_history_cache_size', type=int,
default=cls.integer('ADDRESS_HISTORY_CACHE_SIZE', 1000),
help="LRU cache size for address histories, used when processing new blocks "
"and when processing mempool updates. Can be set in env with "
"'ADDRESS_HISTORY_CACHE_SIZE'")
@classmethod
def from_arg_parser(cls, args):
return cls(
db_dir=args.db_dir, daemon_url=args.daemon_url, db_max_open_files=args.db_max_open_files,
max_query_workers=args.max_query_workers, chain=args.chain, reorg_limit=args.reorg_limit,
prometheus_port=args.prometheus_port, cache_all_tx_hashes=args.cache_all_tx_hashes,
cache_all_claim_txos=args.cache_all_claim_txos
)