def _LoadAllowedFileStoragePaths(filename):
"""Loads file containing allowed file storage paths.
@rtype: list
@return: List of allowed paths (can be an empty list)
"""
try:
contents = utils.ReadFile(filename)
except EnvironmentError:
return []
else:
return utils.FilterEmptyLinesAndComments(contents)
def ParsePasswordFile(contents):
"""Parses the contents of a password file.
Lines in the password file are of the following format::
<username> <password> [options]
Fields are separated by whitespace. Username and password are mandatory,
options are optional and separated by comma (','). Empty lines and comments
('#') are ignored.
@type contents: str
@param contents: Contents of password file
@rtype: dict
@return: Dictionary containing L{PasswordFileUser} instances
"""
users = {}
for line in utils.FilterEmptyLinesAndComments(contents):
parts = line.split(None, 2)
if len(parts) < 2:
# Invalid line
# TODO: Return line number from FilterEmptyLinesAndComments
logging.warning(
"Ignoring non-comment line with less than two fields")
continue
name = parts[0]
password = parts[1]
# Extract options
options = []
if len(parts) >= 3:
for part in parts[2].split(","):
options.append(part.strip())
else:
logging.warning("Ignoring values for user '%s': %s", name,
parts[3:])
users[name] = PasswordFileUser(name, password, options)
return users
def test(self):
text = """
This
is
# with comments
a
test
# in
#
saying
...#...
# multiple places
Hello World!
"""
self.assertEqual(utils.FilterEmptyLinesAndComments(text), [
"This",
"is",
"a",
"test",
"saying",
"...#...",
"Hello World!",
])
def testEmpty(self):
self.assertEqual(utils.FilterEmptyLinesAndComments(""), [])
self.assertEqual(utils.FilterEmptyLinesAndComments("\n"), [])
self.assertEqual(utils.FilterEmptyLinesAndComments("\n" * 100), [])
self.assertEqual(utils.FilterEmptyLinesAndComments("\n \n\t \n"), [])
