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# -*- test-case-name: twisted.python.test.test_fakepwd -*-
# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.
"""
L{twisted.python.fakepwd} provides a fake implementation of the L{pwd} API.
"""
from __future__ import absolute_import, division
__all__ = ['UserDatabase', 'ShadowDatabase']
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
class _ShadowRecord(object):
"""
L{_ShadowRecord} holds the shadow user data for a single user in
L{ShadowDatabase}. It corresponds to C{spwd.struct_spwd}. See that class
for attribute documentation.
"""
def __init__(self, username, password, lastChange, min, max, warn, inact,
expire, flag):
self.sp_nam = username
self.sp_pwd = password
self.sp_lstchg = lastChange
self.sp_min = min
self.sp_max = max
self.sp_warn = warn
self.sp_inact = inact
self.sp_expire = expire
self.sp_flag = flag
def __len__(self):
return 9
def __getitem__(self, index):
return (
self.sp_nam, self.sp_pwd, self.sp_lstchg, self.sp_min,
self.sp_max, self.sp_warn, self.sp_inact, self.sp_expire,
self.sp_flag)[index]
class ShadowDatabase(object):
"""
L{ShadowDatabase} holds a shadow user database in memory and makes it
available via the same API as C{spwd}.
@ivar _users: A C{list} of L{_ShadowRecord} instances holding all user data
added to this database.
@since: 12.0
"""
def __init__(self):
self._users = []
def addUser(self, username, password, lastChange, min, max, warn, inact,
expire, flag):
"""
Add a new user record to this database.
@param username: The value for the C{sp_nam} field of the user record to
add.
@type username: C{str}
@param password: The value for the C{sp_pwd} field of the user record to
add.
@type password: C{str}
@param lastChange: The value for the C{sp_lstchg} field of the user
record to add.
@type lastChange: C{int}
@param min: The value for the C{sp_min} field of the user record to add.
@type min: C{int}
@param max: The value for the C{sp_max} field of the user record to add.
@type max: C{int}
@param warn: The value for the C{sp_warn} field of the user record to
add.
@type warn: C{int}
@param inact: The value for the C{sp_inact} field of the user record to
add.
@type inact: C{int}
@param expire: The value for the C{sp_expire} field of the user record
to add.
@type expire: C{int}
@param flag: The value for the C{sp_flag} field of the user record to
add.
@type flag: C{int}
"""
self._users.append(_ShadowRecord(
username, password, lastChange,
min, max, warn, inact, expire, flag))
def getspnam(self, username):
"""
Return the shadow user record corresponding to the given username.
"""
for entry in self._users:
if entry.sp_nam == username:
return entry
raise KeyError
def getspall(self):
"""
Return a list of all shadow user records.
"""
return self._users
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