def run(self):
dir_handle = winutil.create_file(
self.path_to_watch,
winutil.FILE_LIST_DIRECTORY,
winutil.FILE_SHARE_READ,
winutil.OPEN_EXISTING,
winutil.FILE_FLAG_BACKUP_SEMANTICS,
)
try:
buffer = b'0' * 8192
while True:
try:
results = winutil.read_directory_changes(
dir_handle,
buffer,
True, # Watch sub-directories as well
winutil.FILE_NOTIFY_CHANGE_FILE_NAME
| winutil.FILE_NOTIFY_CHANGE_DIR_NAME
| winutil.FILE_NOTIFY_CHANGE_ATTRIBUTES
| winutil.FILE_NOTIFY_CHANGE_SIZE
| winutil.FILE_NOTIFY_CHANGE_LAST_WRITE
| winutil.FILE_NOTIFY_CHANGE_SECURITY,
)
for action, filename in results:
if self.file_is_watched(filename):
self.modified_queue.put(
os.path.join(self.path_to_watch, filename))
except OverflowError:
pass # the buffer overflowed, there are unknown changes
except Exception:
import traceback
traceback.print_exc()
def read_changes():
buffer = b'0' * 8192
started.set()
events.extend(
winutil.read_directory_changes(
dh, buffer, True, winutil.FILE_NOTIFY_CHANGE_FILE_NAME
| winutil.FILE_NOTIFY_CHANGE_DIR_NAME
| winutil.FILE_NOTIFY_CHANGE_ATTRIBUTES
| winutil.FILE_NOTIFY_CHANGE_SIZE
| winutil.FILE_NOTIFY_CHANGE_LAST_WRITE
| winutil.FILE_NOTIFY_CHANGE_SECURITY))
