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refactor wait_on_write stopping condition

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Job Evers-Meltzer 2016-08-05 05:24:48 -05:00 committed by Job Evers
parent acef10e848
commit e69de47daf
1 changed files with 11 additions and 3 deletions
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14
lbrynet/lbrynet_daemon/LBRYDaemon.py
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@ -2417,13 +2417,17 @@ class _DownloadNameHelper(object):
return d
def _wait_for_write(self):
file_name = self.daemon.streams[self.name].downloader.file_name
written_bytes = self.get_written_bytes(file_name)
d = defer.succeed(None)
if not written_bytes:
if not self.has_downloader_wrote():
d.addCallback(lambda _: reactor.callLater(1, self._wait_for_write))
return d
def has_downloader_wrote(self):
downloader = self.daemon.streams[self.name].downloader
if not downloader:
return False
return self.get_written_bytes(downloader.file_name)
def _wait_on_lbry_file(self, f):
written_bytes = self.get_written_bytes(f.file_name)
if written_bytes:
@ -2433,6 +2437,10 @@ class _DownloadNameHelper(object):
return d
def get_written_bytes(self, file_name):
"""Returns the number of bytes written to `file_name`.
Returns False if there were issues reading `file_name`.
"""
try:
file_path = os.path.join(self.download_directory, file_name)
if os.path.isfile(file_path):