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Implement creating local directories in downloader.

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Signed-off-by: Daira Hopwood <daira@jacaranda.org>
This commit is contained in:
Daira Hopwood 2015-10-16 03:27:20 +01:00 committed by Brian Warner
parent 60ab5a057a
commit cbec939d86
1 changed files with 24 additions and 21 deletions
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45
src/allmydata/frontends/magic_folder.py
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@ -608,32 +608,35 @@ class Downloader(QueueMixin, WriteFileMixin):
if now is None:
now = time.time()
(relpath_u, file_node, metadata) = item
d = file_node.download_best_version()
def succeeded(res):
fp = self._get_filepath(relpath_u)
abspath_u = unicode_from_filepath(fp)
d2 = defer.succeed(res)
d2.addCallback(lambda result: self._write_downloaded_file(abspath_u, result, is_conflict=False))
def do_update_db(written_abspath_u):
filecap = file_node.get_uri()
last_uploaded_uri = metadata.get('last_uploaded_uri', None)
last_downloaded_uri = filecap
last_downloaded_timestamp = now
written_pathinfo = get_pathinfo(written_abspath_u)
if not written_pathinfo.exists:
raise Exception("downloaded file %s disappeared" % quote_local_unicode_path(written_abspath_u))
fp = self._get_filepath(relpath_u)
abspath_u = unicode_from_filepath(fp)
self._db.did_upload_version(relpath_u, metadata['version'], last_uploaded_uri,
last_downloaded_uri, last_downloaded_timestamp, written_pathinfo)
d2.addCallback(do_update_db)
# XXX handle failure here with addErrback...
d = defer.succeed(None)
if relpath_u.endswith(u"/"):
self._log("mkdir(%r)" % (abspath_u,))
d.addCallback(lambda ign: fileutil.make_dirs(abspath_u))
d.addCallback(lambda ign: abspath_u)
else:
d.addCallback(lambda ign: file_node.download_best_version())
d.addCallback(lambda contents: self._write_downloaded_file(abspath_u, contents, is_conflict=False))
def do_update_db(written_abspath_u):
filecap = file_node.get_uri()
last_uploaded_uri = metadata.get('last_uploaded_uri', None)
last_downloaded_uri = filecap
last_downloaded_timestamp = now
written_pathinfo = get_pathinfo(written_abspath_u)
if not written_pathinfo.exists:
raise Exception("downloaded object %s disappeared" % quote_local_unicode_path(written_abspath_u))
self._db.did_upload_version(relpath_u, metadata['version'], last_uploaded_uri,
last_downloaded_uri, last_downloaded_timestamp, written_pathinfo)
self._count('objects_downloaded')
return d2
def failed(f):
self._log("download failed: %s" % (str(f),))
self._count('objects_download_failed')
self._count('objects_failed')
return f
d.addCallbacks(succeeded, failed)
d.addCallbacks(do_update_db, failed)
def remove_from_pending(res):
self._pending.remove(relpath_u)
return res