/usr/lib/python3/dist-packages/pyrad/dictfile.py is in python3-pyrad 2.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 | # dictfile.py
#
# Copyright 2009 Kristoffer Gronlund <kristoffer.gronlund@purplescout.se>
""" Dictionary File
Implements an iterable file format that handles the
RADIUS $INCLUDE directives behind the scene.
"""
import os
import six
class _Node(object):
"""Dictionary file node
A single dictionary file.
"""
__slots__ = ('name', 'lines', 'current', 'length', 'dir')
def __init__(self, fd, name, parentdir):
self.lines = fd.readlines()
self.length = len(self.lines)
self.current = 0
self.name = os.path.basename(name)
path = os.path.dirname(name)
if os.path.isabs(path):
self.dir = path
else:
self.dir = os.path.join(parentdir, path)
def Next(self):
if self.current >= self.length:
return None
self.current += 1
return self.lines[self.current - 1]
class DictFile(object):
"""Dictionary file class
An iterable file type that handles $INCLUDE
directives internally.
"""
__slots__ = ('stack')
def __init__(self, fil):
"""
@param fil: a dictionary file to parse
@type fil: string or file
"""
self.stack = []
self.__ReadNode(fil)
def __ReadNode(self, fil):
node = None
parentdir = self.__CurDir()
if isinstance(fil, six.string_types):
fname = None
if os.path.isabs(fil):
fname = fil
else:
fname = os.path.join(parentdir, fil)
fd = open(fname, "rt")
node = _Node(fd, fil, parentdir)
fd.close()
else:
node = _Node(fil, '', parentdir)
self.stack.append(node)
def __CurDir(self):
if self.stack:
return self.stack[-1].dir
else:
return os.path.realpath(os.curdir)
def __GetInclude(self, line):
line = line.split("#", 1)[0].strip()
tokens = line.split()
if tokens and tokens[0].upper() == '$INCLUDE':
return " ".join(tokens[1:])
else:
return None
def Line(self):
"""Returns line number of current file
"""
if self.stack:
return self.stack[-1].current
else:
return -1
def File(self):
"""Returns name of current file
"""
if self.stack:
return self.stack[-1].name
else:
return ''
def __iter__(self):
return self
def __next__(self):
while self.stack:
line = self.stack[-1].Next()
if line == None:
self.stack.pop()
else:
inc = self.__GetInclude(line)
if inc:
self.__ReadNode(inc)
else:
return line
raise StopIteration
next = __next__ # BBB for python <3
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