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  1.  
  2. def rmdirRecursiveSub(dir, do_ignore_remove_fails):
  3. """This is a replacement for shutil.rmtree that works better under
  4. windows. Thanks to Bear at the OSAF for the code."""
  5. if not os.path.exists(dir):
  6. return
  8. try:
  10. if os.path.islink(dir) or os.path.isfile(dir):
  11. os.remove(dir)
  12. return
  14. # Verify the directory is read/write/execute for the current user
  15. os.chmod(dir, 0700)
  17. # os.listdir below only returns a list of unicode filenames if the parameter is unicode
  18. # Thus, if a non-unicode-named dir contains a unicode filename, that filename will get garbled.
  19. # So force dir to be unicode.
  20. if not isinstance(dir, unicode):
  21. try:
  22. dir = unicode(dir, "utf-8")
  23. except:
  24. log.err("rmdirRecursive: decoding from UTF-8 failed (ignoring)")
  26. try:
  27. list = os.listdir(dir)
  28. except WindowsError, e:
  29. msg = ("rmdirRecursive: unable to listdir %s (%s). Trying to "
  30. "remove like a dir" % (dir, e.strerror.decode('mbcs')))
  31. log.msg(msg.encode('utf-8'))
  32. os.rmdir(dir)
  33. return
  35. for name in list:
  36. full_name = os.path.join(dir, name)
  37. # on Windows, if we don't have write permission we can't remove
  38. # the file/directory either, so turn that on
  39. if os.name == 'nt':
  40. if not os.access(full_name, os.W_OK):
  41. # I think this is now redundant, but I don't have an NT
  42. # machine to test on, so I'm going to leave it in place
  43. # -warner
  44. os.chmod(full_name, 0600)
  46. if os.path.islink(full_name):
  47. os.remove(full_name) # as suggested in bug #792
  48. elif os.path.isdir(full_name):
  49. rmdirRecursiveSub(full_name, True)
  50. else:
  51. if os.path.isfile(full_name):
  52. os.chmod(full_name, 0700)
  53. os.remove(full_name)
  55. os.rmdir(dir)
  57. except OSError as e:
  58. if e.errno in (errno.ENOTEMPTY, errno.EBUSY, errno.EACCES):
  59. if not do_ignore_remove_fails:
  60. msg = None
  61. try:
  62. list2 = os.listdir(dir)
  63. msg = 'rmdirRecursive: directory not empty: {0}. Contains: {1}. New: {2}.'
  64. msg = msg.format(repr(dir), repr(list2), repr(sorted(set(list2) - set(list))))
  65. except:
  66. pass
  67. if msg is None:
  68. raise
  69. raise OSError(e.errno, msg)
  70. elif e.errno == errno.ENOENT:
  71. pass
  72. else:
  73. raise
  76. def rmdirRecursive(dir):
  77. tries_left = 5 # number of tries
  78. delay_between_tries = 5 # dely in seconds between tries
  80. while True:
  81. try:
  82. rmdirRecursiveSub(dir, False)
  83. break
  84. except OSError as e:
  85. tries_left -= 1
  86. if not e.errno in (errno.ENOTEMPTY, errno.EBUSY, errno.EACCES):
  87. raise
  88. if tries_left <= 0:
  89. raise
  90. # try again after some waiting
  91. time.sleep(delay_between_tries)
  92.  
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