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oops @log_call is not Deferred friendly

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This commit is contained in:
Jean-Paul Calderone 2019-02-25 21:25:27 -05:00
parent 92cf9b8232
commit 436b91b463
1 changed files with 43 additions and 28 deletions
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71
src/allmydata/frontends/magic_folder.py
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@ -771,6 +771,20 @@ ALL_FILES = MessageType(
u"A record of the rough state of the local database at the time of downloader start up.",
)
START_DOWNLOADING = ActionType(
u"magic-folder:start-downloading",
[_NICKNAME, _DIRECTION],
[],
u"A Magic-Folder downloader is initializing and beginning to manage downloads.",
)
PERFORM_SCAN = ActionType(
u"magic-folder:perform-scan",
[],
[],
u"Remote storage is being scanned for changes which need to be synchronized.",
)
class QueueMixin(HookMixin):
"""
A parent class for Uploader and Downloader that handles putting
@ -1551,24 +1565,25 @@ class Downloader(QueueMixin, WriteFileMixin):
self._status_reporter = status_reporter
self._poll_interval = poll_interval
@log_call
@eliotutil.inline_callbacks
def start_downloading(self):
ALL_FILES.log(files=self._db.get_all_relpaths())
action = START_DOWNLOADING(**self._log_fields)
with action:
ALL_FILES.log(files=self._db.get_all_relpaths())
while True:
try:
data = yield self._scan_remote_collective(scan_self=True)
self._begin_processing()
defer.returnValue(data)
break
except Exception:
self._status_reporter(
False, "Initial scan has failed",
"Last tried at %s" % self.nice_current_time(),
)
write_traceback()
yield task.deferLater(self._clock, self._poll_interval, lambda: None)
while True:
try:
data = yield self._scan_remote_collective(scan_self=True)
self._begin_processing()
defer.returnValue(data)
break
except Exception:
self._status_reporter(
False, "Initial scan has failed",
"Last tried at %s" % self.nice_current_time(),
)
write_traceback()
yield task.deferLater(self._clock, self._poll_interval, lambda: None)
def nice_current_time(self):
return format_time(datetime.fromtimestamp(self._clock.seconds()).timetuple())
@ -1714,21 +1729,21 @@ class Downloader(QueueMixin, WriteFileMixin):
def _scan_delay(self):
return self._poll_interval
@log_call
@eliotutil.inline_callbacks
def _perform_scan(self):
try:
yield self._scan_remote_collective()
self._status_reporter(
True, 'Magic folder is working',
'Last scan: %s' % self.nice_current_time(),
)
except Exception as e:
write_traceback()
self._status_reporter(
False, 'Remote scan has failed: %s' % str(e),
'Last attempted at %s' % self.nice_current_time(),
)
with PERFORM_SCAN():
try:
yield self._scan_remote_collective()
self._status_reporter(
True, 'Magic folder is working',
'Last scan: %s' % self.nice_current_time(),
)
except Exception as e:
write_traceback()
self._status_reporter(
False, 'Remote scan has failed: %s' % str(e),
'Last attempted at %s' % self.nice_current_time(),
)
def _process(self, item):
"""