forked from LBRYCommunity/lbry-sdk
77 lines
2.8 KiB
Python
77 lines
2.8 KiB
Python
import asyncio
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import logging
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from lbry.error import (
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ServerPaymentFeeAboveMaxAllowedError,
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ServerPaymentInvalidAddressError,
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ServerPaymentWalletLockedError
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)
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from lbry.blockchain.dewies import lbc_to_dewies
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from lbry.event import EventController
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log = logging.getLogger(__name__)
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class WalletServerPayer:
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def __init__(self, payment_period=24 * 60 * 60, max_fee='1.0', analytics_manager=None):
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self.ledger = None
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self.wallet = None
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self.running = False
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self.task = None
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self.payment_period = payment_period
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self.analytics_manager = analytics_manager
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self.max_fee = max_fee
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self._on_payment_controller = EventController()
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self.on_payment = self._on_payment_controller.stream
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self.on_payment.listen(None, on_error=lambda e: logging.warning(e.args[0]))
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async def pay(self):
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while self.running:
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await asyncio.sleep(self.payment_period)
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features = await self.ledger.network.retriable_call(self.ledger.network.get_server_features)
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address = features['payment_address']
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amount = str(features['daily_fee'])
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if not address or not amount:
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continue
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if not self.ledger.is_valid_address(address):
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self._on_payment_controller.add_error(ServerPaymentInvalidAddressError(address))
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continue
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if self.wallet.is_locked:
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self._on_payment_controller.add_error(ServerPaymentWalletLockedError())
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continue
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amount = lbc_to_dewies(features['daily_fee']) # check that this is in lbc and not dewies
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limit = lbc_to_dewies(self.max_fee)
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if amount > limit:
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self._on_payment_controller.add_error(
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ServerPaymentFeeAboveMaxAllowedError(features['daily_fee'], self.max_fee)
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)
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continue
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# tx = await Transaction.create(
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# [],
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# [Output.pay_pubkey_hash(amount, self.ledger.address_to_hash160(address))],
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# self.wallet.get_accounts_or_all(None),
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# self.wallet.get_account_or_default(None)
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# )
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#
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# await self.ledger.broadcast(tx)
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# if self.analytics_manager:
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# await self.analytics_manager.send_credits_sent()
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# self._on_payment_controller.add(tx)
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async def start(self, ledger=None, wallet=None):
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if lbc_to_dewies(self.max_fee) < 1:
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return
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self.ledger = ledger
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self.wallet = wallet
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self.running = True
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self.task = asyncio.ensure_future(self.pay())
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self.task.add_done_callback(lambda _: log.info("Stopping wallet server payments."))
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async def stop(self):
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if self.running:
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self.running = False
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self.task.cancel()
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