def test_rename(self):
basedir = "util/FileUtil/test_rename"
fileutil.make_dirs(basedir)
self.touch(basedir, "here")
fn = os.path.join(basedir, "here")
fn2 = os.path.join(basedir, "there")
fileutil.rename(fn, fn2)
self.failIf(os.path.exists(fn))
self.failUnless(os.path.exists(fn2))
def remote_close(self):
precondition(not self.closed)
start = time.time()
fileutil.make_dirs(os.path.dirname(self.finalhome))
fileutil.rename(self.incominghome, self.finalhome)
try:
# self.incominghome is like storage/shares/incoming/ab/abcde/4 .
# We try to delete the parent (.../ab/abcde) to avoid leaving
# these directories lying around forever, but the delete might
# fail if we're working on another share for the same storage
# index (like ab/abcde/5). The alternative approach would be to
# use a hierarchy of objects (PrefixHolder, BucketHolder,
# ShareWriter), each of which is responsible for a single
# directory on disk, and have them use reference counting of
# their children to know when they should do the rmdir. This
# approach is simpler, but relies on os.rmdir refusing to delete
# a non-empty directory. Do *not* use fileutil.rm_dir() here!
os.rmdir(os.path.dirname(self.incominghome))
# we also delete the grandparent (prefix) directory, .../ab ,
# again to avoid leaving directories lying around. This might
# fail if there is another bucket open that shares a prefix (like
# ab/abfff).
os.rmdir(os.path.dirname(os.path.dirname(self.incominghome)))
# we leave the great-grandparent (incoming/) directory in place.
except EnvironmentError:
# ignore the "can't rmdir because the directory is not empty"
# exceptions, those are normal consequences of the
# above-mentioned conditions.
pass
self._sharefile = None
self.closed = True
self._canary.dontNotifyOnDisconnect(self._disconnect_marker)
filelen = os.stat(self.finalhome)[stat.ST_SIZE]
self.ss.bucket_writer_closed(self, filelen)
self.ss.add_latency("close", time.time() - start)
self.ss.count("close")
def remote_close(self):
precondition(not self.closed)
start = time.time()
fileutil.make_dirs(os.path.dirname(self.finalhome))
fileutil.rename(self.incominghome, self.finalhome)
try:
# self.incominghome is like storage/shares/incoming/ab/abcde/4 .
# We try to delete the parent (.../ab/abcde) to avoid leaving
# these directories lying around forever, but the delete might
# fail if we're working on another share for the same storage
# index (like ab/abcde/5). The alternative approach would be to
# use a hierarchy of objects (PrefixHolder, BucketHolder,
# ShareWriter), each of which is responsible for a single
# directory on disk, and have them use reference counting of
# their children to know when they should do the rmdir. This
# approach is simpler, but relies on os.rmdir refusing to delete
# a non-empty directory. Do *not* use fileutil.rm_dir() here!
os.rmdir(os.path.dirname(self.incominghome))
# we also delete the grandparent (prefix) directory, .../ab ,
# again to avoid leaving directories lying around. This might
# fail if there is another bucket open that shares a prefix (like
# ab/abfff).
os.rmdir(os.path.dirname(os.path.dirname(self.incominghome)))
# we leave the great-grandparent (incoming/) directory in place.
except EnvironmentError:
# ignore the "can't rmdir because the directory is not empty"
# exceptions, those are normal consequences of the
# above-mentioned conditions.
pass
self._sharefile = None
self.closed = True
self._canary.dontNotifyOnDisconnect(self._disconnect_marker)
filelen = os.stat(self.finalhome)[stat.ST_SIZE]
self.ss.bucket_writer_closed(self, filelen)
self.ss.add_latency("close", time.time() - start)
self.ss.count("close")
