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break up GetStream.start() function further for testing

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Kay Kurokawa 2017-06-21 11:48:35 -04:00
parent fc40f5525a
commit be75c1bc5b
2 changed files with 18 additions and 13 deletions
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3
lbrynet/core/client/StandaloneBlobDownloader.py
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@ -52,7 +52,8 @@ class SingleProgressManager(object):
def _check_if_finished(self): def _check_if_finished(self):
if self.stream_position() == 1: if self.stream_position() == 1:
blob_downloaded = self.download_manager.blobs[0] blob_downloaded = self.download_manager.blobs[0]
log.debug("The blob %s has been downloaded. Calling the finished callback", str(blob_downloaded)) log.debug("The blob %s has been downloaded. Calling the finished callback",
str(blob_downloaded))
safe_stop_looping_call(self.checker) safe_stop_looping_call(self.checker)
self.finished_callback(blob_downloaded) self.finished_callback(blob_downloaded)
elif self.timeout is not None: elif self.timeout is not None:

26
lbrynet/daemon/Downloader.py
View file

@ -162,9 +162,8 @@ class GetStream(object):
defer.returnValue(self.download_path) defer.returnValue(self.download_path)
@defer.inlineCallbacks @defer.inlineCallbacks
def initialize(self, stream_info, name): def _initialize(self, stream_info):
# Set sd_hash and return key_fee from stream_info # Set sd_hash and return key_fee from stream_info
self.set_status(INITIALIZING_CODE, name)
self.sd_hash = stream_info.source_hash self.sd_hash = stream_info.source_hash
key_fee = None key_fee = None
if stream_info.has_fee: if stream_info.has_fee:
@ -179,14 +178,14 @@ class GetStream(object):
defer.returnValue(downloader) defer.returnValue(downloader)
@defer.inlineCallbacks @defer.inlineCallbacks
def download(self, name, key_fee): def _download_sd_blob(self):
# download sd blob, and start downloader sd_blob = yield download_sd_blob(self.session, self.sd_hash,
self.set_status(DOWNLOAD_METADATA_CODE, name) self.payment_rate_manager, self.timeout)
sd_blob = yield download_sd_blob(self.session, self.sd_hash, self.payment_rate_manager, self.timeout) defer.returnValue(sd_blob)
self.downloader = yield self._create_downloader(sd_blob)
self.set_status(DOWNLOAD_RUNNING_CODE, name) @defer.inlineCallbacks
if key_fee: def _download(self, sd_blob, name, key_fee):
self.downloader = yield self._create_downloader(sd_blob)
yield self.pay_key_fee(key_fee, name) yield self.pay_key_fee(key_fee, name)
log.info("Downloading lbry://%s (%s) --> %s", name, self.sd_hash[:6], self.download_path) log.info("Downloading lbry://%s (%s) --> %s", name, self.sd_hash[:6], self.download_path)
@ -204,11 +203,16 @@ class GetStream(object):
downloader - instance of ManagedEncryptedFileDownloader downloader - instance of ManagedEncryptedFileDownloader
finished_deferred - deferred callbacked when download is finished finished_deferred - deferred callbacked when download is finished
""" """
key_fee = yield self.initialize(stream_info, name) self.set_status(INITIALIZING_CODE, name)
key_fee = yield self._initialize(stream_info)
yield self.download(name, key_fee) self.set_status(DOWNLOAD_METADATA_CODE, name)
sd_blob = yield self._download_sd_blob()
yield self._download(sd_blob, name, key_fee)
self.set_status(DOWNLOAD_RUNNING_CODE, name)
safe_start(self.checker) safe_start(self.checker)
try: try:
yield self.data_downloading_deferred yield self.data_downloading_deferred
except Exception as err: except Exception as err: