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USD denominated max_key_fee in settings

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Jack 2016-07-25 22:46:04 -04:00
parent 49c26a76b4
commit 102436274f
2 changed files with 29 additions and 8 deletions
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4
lbrynet/core/Error.py
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@ -22,6 +22,10 @@ class ConnectionClosedBeforeResponseError(Exception):
pass
class KeyFeeAboveMaxAllowed(Exception):
pass
class UnknownNameError(Exception):
def __init__(self, name):
self.name = name

33
lbrynet/lbrynet_daemon/LBRYDownloader.py
View file

@ -8,7 +8,7 @@ from datetime import datetime
from twisted.internet import defer
from twisted.internet.task import LoopingCall
from lbrynet.core.Error import InvalidStreamInfoError, InsufficientFundsError
from lbrynet.core.Error import InvalidStreamInfoError, InsufficientFundsError, KeyFeeAboveMaxAllowed
from lbrynet.core.PaymentRateManager import PaymentRateManager
from lbrynet.core.StreamDescriptor import download_sd_blob
from lbrynet.core.LBRYMetadata import Metadata, LBRYFee
@ -124,17 +124,34 @@ class GetStream(object):
def _start_download(self, downloader):
def _pay_key_fee():
if self.fee is not None:
x = self.fee.to_lbc()
reserved_points = self.wallet.reserve_points(self.fee.address, x)
if reserved_points is None:
return defer.fail(InsufficientFundsError())
log.info("Key fee: %f --> %s" % (x, self.fee.address))
return self.wallet.send_points_to_address(reserved_points, self.fee.address)
if isinstance(self.max_key_fee, int):
fee_lbc = self.fee.to_lbc()
if fee_lbc > self.max_key_fee:
return defer.fail(KeyFeeAboveMaxAllowed())
reserved_points = self.wallet.reserve_points(self.fee.address, fee_lbc)
if reserved_points is None:
return defer.fail(InsufficientFundsError())
log.info("Key fee: %f --> %s" % (fee_lbc, self.fee.address))
return self.wallet.send_points_to_address(reserved_points, self.fee.address)
else:
assert "USD" in self.max_key_fee
max_fee = LBRYFee(self.max_key_fee, {'USDBTC': self.wallet._USDBTC, 'BTCLBC': self.wallet._BTCLBC})
fee_lbc = self.fee.to_lbc()
if fee_lbc > max_fee.to_lbc():
return defer.fail(KeyFeeAboveMaxAllowed())
reserved_points = self.wallet.reserve_points(self.fee.address, fee_lbc)
if reserved_points is None:
return defer.fail(InsufficientFundsError())
log.info("Key fee: %f --> %s" % (fee_lbc, self.fee.address))
return self.wallet.send_points_to_address(reserved_points, self.fee.address)
return defer.succeed(None)
d = _pay_key_fee()
self.downloader = downloader
self.download_path = os.path.join(downloader.download_directory, downloader.file_name)
d = _pay_key_fee()
d.addCallback(lambda _: log.info("Downloading %s --> %s", self.stream_hash, self.downloader.file_name))
d.addCallback(lambda _: self.downloader.start())