def remove_with_links(path):
"Remove a path including any symlink chains leading to it."
rm_paths = []
while os.path.islink(path):
target = os.readlink(path)
rm_paths.append(path)
path = target
if os.path.exists(path):
rm_paths.append(path)
else:
self._engine.LOG.debug("Real path '%s' doesn't exist,"
" but %d symlink(s) leading to it will be deleted..." % (path, len(rm_paths)))
# Remove the link chain, starting at the real path
# (this prevents losing the chain when there's permission problems)
for path in reversed(rm_paths):
is_dir = os.path.isdir(path) and not os.path.islink(path)
self._engine.LOG.debug("Deleting '%s%s'" % (path, '/' if is_dir else ''))
if not dry_run:
try:
(os.rmdir if is_dir else os.remove)(path)
except OSError, exc:
if exc.errno == errno.ENOENT:
# Seems this disappeared somehow inbetween (race condition)
self._engine.LOG.info("Path '%s%s' disappeared before it could be deleted" % (path, '/' if is_dir else ''))
else:
raise
def remove_with_links(path):
"Remove a path including any symlink chains leading to it."
rm_paths = []
while os.path.islink(path):
target = os.readlink(path)
rm_paths.append(path)
path = target
if os.path.exists(path):
rm_paths.append(path)
else:
self._engine.LOG.debug(
"Real path '%s' doesn't exist,"
" but %d symlink(s) leading to it will be deleted..." %
(path, len(rm_paths)))
# Remove the link chain, starting at the real path
# (this prevents losing the chain when there's permission problems)
for rm_path in reversed(rm_paths):
is_dir = os.path.isdir(rm_path) and not os.path.islink(rm_path)
self._engine.LOG.debug("Deleting '%s%s'" %
(rm_path, '/' if is_dir else ''))
if not dry_run:
try:
(os.rmdir if is_dir else os.remove)(rm_path)
except OSError as exc:
if exc.errno == errno.ENOENT:
# Seems this disappeared somehow inbetween (race condition)
self._engine.LOG.info(
"Path '%s%s' disappeared before it could be deleted"
% (rm_path, '/' if is_dir else ''))
else:
raise
return rm_paths
item = None # Make sure there's no accidental stale reference
if not source_items[path]:
self.LOG.warn("No download item found for %s, skipping!" % (pretty_path(path),))
continue
if len(source_items[path]) > 1:
self.LOG.warn("Can't handle multi-item moving yet, skipping %s!" % (pretty_path(path),))
continue
if os.path.islink(path):
self.LOG.warn("Won't move symlinks, skipping %s!" % (pretty_path(path),))
continue
for item in source_items[path]:
if os.path.islink(item.path) and os.path.realpath(item.path) != os.readlink(item.path):
self.LOG.warn("Can't handle multi-hop symlinks yet, skipping %s!" % (pretty_path(path),))
continue
if not item.is_complete:
if self.options.force_incomplete:
self.LOG.warn("Moving incomplete item '%s'!" % (item.name,))
else:
self.LOG.warn("Won't move incomplete item '%s'!" % (item.name,))
continue
moved_count += 1
dst = target
if os.path.isdir(dst):
dst = os.path.join(dst, os.path.basename(path))
self.LOG.info("Moving to %s..." % (pretty_path(dst),))
def mainloop(self):
""" The main loop.
"""
# Print usage if not enough args
if len(self.args) < 2:
self.parser.print_help()
self.parser.exit()
# TODO: Add mode to move tied metafiles, without losing the tie
# Target handling
target = self.args[-1]
if "//" in target.rstrip('/'):
# Create parts of target path
existing, _ = target.split("//", 1)
if not os.path.isdir(existing):
self.fatal("Path before '//' MUST exists in %s" %
(pretty_path(target), ))
# Possibly create the rest
target = target.replace("//", "/")
if not os.path.exists(target):
self.guarded(os.makedirs, target)
# Preparation
# TODO: Handle cases where target is the original download path correctly!
# i.e. rtmv foo/ foo AND rtmv foo/ . (in the download dir)
proxy = config.engine.open()
download_path = os.path.realpath(
os.path.expanduser(
proxy.directory.default(xmlrpc.NOHASH).rstrip(os.sep)))
target = self.resolve_slashed(target)
source_paths = [self.resolve_slashed(i) for i in self.args[:-1]]
source_realpaths = [os.path.realpath(i) for i in source_paths]
source_items = defaultdict(list) # map of source path to item
items = list(config.engine.items(prefetch=self.PREFETCH_FIELDS))
# Validate source paths and find matching items
for item in items:
if not item.path:
continue
realpath = None
try:
realpath = os.path.realpath(item.path)
except (EnvironmentError, UnicodeError) as exc:
self.LOG.warning("Cannot realpath %r (%s)" % (item.path, exc))
# Look if item matches a source path
# TODO: Handle download items nested into each other!
try:
path_idx = source_realpaths.index(realpath
or fmt.to_utf8(item.path))
except ValueError:
continue
if realpath:
self.LOG.debug('Item path %s resolved to %s' %
(pretty_path(item.path), pretty_path(realpath)))
self.LOG.debug(
'Found "%s" for %s' %
(fmt.to_utf8(item.name), pretty_path(source_paths[path_idx])))
source_items[source_paths[path_idx]].append(item)
##for path in source_paths: print path, "==>"; print " " + "\n ".join(i.path for i in source_items[path])
if not os.path.isdir(target) and len(source_paths) > 1:
self.fatal(
"Can't move multiple files to %s which is no directory!" %
(pretty_path(target), ))
# Actually move the data
moved_count = 0
for path in source_paths:
item = None # Make sure there's no accidental stale reference
if not source_items[path]:
self.LOG.warn("No download item found for %s, skipping!" %
(pretty_path(path), ))
continue
if len(source_items[path]) > 1:
self.LOG.warn(
"Can't handle multi-item moving yet, skipping %s!" %
(pretty_path(path), ))
continue
if os.path.islink(path):
self.LOG.warn("Won't move symlinks, skipping %s!" %
(pretty_path(path), ))
continue
for item in source_items[path]:
if os.path.islink(item.path) and os.path.realpath(
item.path) != os.readlink(item.path):
self.LOG.warn(
"Can't handle multi-hop symlinks yet, skipping %s!" %
(pretty_path(path), ))
continue
if not item.is_complete:
if self.options.force_incomplete:
self.LOG.warn("Moving incomplete item '%s'!" %
(item.name, ))
else:
self.LOG.warn("Won't move incomplete item '%s'!" %
(item.name, ))
continue
moved_count += 1
dst = target
if os.path.isdir(dst):
dst = os.path.join(dst, os.path.basename(path))
self.LOG.info("Moving to %s..." % (pretty_path(dst), ))
# Pause torrent?
# was_active = item.is_active and not self.options.dry_run
# if was_active: item.pause()
# TODO: move across devices
# TODO: move using "d.directory.set" instead of symlinks
if os.path.islink(item.path):
if os.path.abspath(dst) == os.path.abspath(
item.path.rstrip(os.sep)):
# Moving back to original place
self.LOG.debug("Unlinking %s" %
(pretty_path(item.path), ))
self.guarded(os.remove, item.path)
self.guarded(os.rename, path, dst)
else:
# Moving to another place
self.LOG.debug("Re-linking %s" %
(pretty_path(item.path), ))
self.guarded(os.rename, path, dst)
self.guarded(os.remove, item.path)
self.guarded(os.symlink, os.path.abspath(dst),
item.path)
else:
# Moving download initially
self.LOG.debug("Symlinking %s" %
(pretty_path(item.path), ))
src1, src2 = os.path.join(download_path,
os.path.basename(
item.path)), fmt.to_unicode(
os.path.realpath(path))
assert src1 == src2, 'Item path %r should match %r!' % (
src1, src2)
self.guarded(os.rename, item.path, dst)
self.guarded(os.symlink, os.path.abspath(dst), item.path)
# Resume torrent?
# if was_active: sitem.resume()
# Print stats
self.LOG.debug("XMLRPC stats: %s" % proxy)
self.LOG.log(
logging.DEBUG if self.options.cron else logging.INFO,
"Moved %d path%s (skipped %d)" %
(moved_count, "" if moved_count == 1 else "s",
len(source_paths) - moved_count))
