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# -*- test-case-name: twisted.python.test.test_fakepwd -*-
# Copyright (c) 2009 Twisted Matrix Laboratories.
# See LICENSE for details.
"""
L{twisted.python.fakepwd} provides a fake implementation of the L{pwd} API.
"""
__all__ = ['UserDatabase']
class _UserRecord(object):
"""
L{_UserRecord} holds the user data for a single user in L{UserDatabase}.
It corresponds to L{pwd.struct_passwd}. See that class for attribute
documentation.
"""
def __init__(self, name, password, uid, gid, gecos, home, shell):
self.pw_name = name
self.pw_passwd = password
self.pw_uid = uid
self.pw_gid = gid
self.pw_gecos = gecos
self.pw_dir = home
self.pw_shell = shell
def __len__(self):
return 7
def __getitem__(self, index):
return (
self.pw_name, self.pw_passwd, self.pw_uid,
self.pw_gid, self.pw_gecos, self.pw_dir, self.pw_shell)[index]
class UserDatabase(object):
"""
L{UserDatabase} holds a traditional POSIX user data in memory and makes it
available via the same API as L{pwd}.
@ivar _users: A C{list} of L{_UserRecord} instances holding all user data
added to this database.
"""
def __init__(self):
self._users = []
def addUser(self, username, password, uid, gid, gecos, home, shell):
"""
Add a new user record to this database.
@param username: The value for the C{pw_name} field of the user
record to add.
@type username: C{str}
@param password: The value for the C{pw_passwd} field of the user
record to add.
@type password: C{str}
@param uid: The value for the C{pw_uid} field of the user record to
add.
@type uid: C{int}
@param gid: The value for the C{pw_gid} field of the user record to
add.
@type gid: C{int}
@param gecos: The value for the C{pw_gecos} field of the user record
to add.
@type gecos: C{str}
@param home: The value for the C{pw_dir} field of the user record to
add.
@type home: C{str}
@param shell: The value for the C{pw_shell} field of the user record to
add.
@type shell: C{str}
"""
self._users.append(_UserRecord(
username, password, uid, gid, gecos, home, shell))
def getpwuid(self, uid):
"""
Return the user record corresponding to the given uid.
"""
for entry in self._users:
if entry.pw_uid == uid:
return entry
raise KeyError()
def getpwnam(self, name):
"""
Return the user record corresponding to the given username.
"""
for entry in self._users:
if entry.pw_name == name:
return entry
raise KeyError()
def getpwall(self):
"""
Return a list of all user records.
"""
return self._users
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