Merge branch 'master' of git://git.engineering.redhat.com/users/rcritten/freeipa2

This commit is contained in:
Jason Gerard DeRose 2008-10-07 17:00:36 -06:00
commit c747c12fb2
8 changed files with 501 additions and 32 deletions

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@ -33,7 +33,8 @@ import struct
import ldap.sasl
from ldap.controls import LDAPControl,DecodeControlTuples,EncodeControlTuples
from ldap.ldapobject import SimpleLDAPObject
import ipautil
from ipa_server import ipautil
# Global variable to define SASL auth
sasl_auth = ldap.sasl.sasl({},'GSSAPI')
@ -108,7 +109,20 @@ class Entry:
"""Convert the attrs and values to a list of 2-tuples. The first element
of the tuple is the attribute name. The second element is either a
single value or a list of values."""
return self.data.items()
r = []
for i in self.data.iteritems():
n = ipautil.utf8_encode_values(i[1])
r.append((i[0], n))
return r
def toDict(self):
"""Convert the attrs and values to a dict. The dict is keyed on the
attribute name. The value is either single value or a list of values."""
result = ipautil.CIDict(self.data)
for i in result.keys():
result[i] = ipautil.utf8_encode_values(result[i])
result['dn'] = self.dn
return result
def __str__(self):
"""Convert the Entry to its LDIF representation"""

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@ -188,3 +188,14 @@ def get_gsserror(e):
secondary = e[0][1]
return (primary[0], secondary[0])
def utf8_encode_value(value):
if isinstance(value,unicode):
return value.encode('utf-8')
return value
def utf8_encode_values(values):
if isinstance(values,list) or isinstance(values,tuple):
return map(utf8_encode_value, values)
else:
return utf8_encode_value(values)

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@ -17,10 +17,9 @@
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
import sys
sys.path.insert(0, ".")
sys.path.insert(0, "..")
import ldap
import string
import re
from ipa_server.context import context
import ipautil
@ -31,6 +30,10 @@ krbctx = krbV.default_context()
realm = krbctx.default_realm
basedn = ipautil.realm_to_suffix(realm)
DefaultUserContainer = "cn=users,cn=accounts"
DefaultGroupContainer = "cn=groups,cn=accounts"
DefaultServiceContainer = "cn=services,cn=accounts"
def convert_entry(ent):
entry = dict(ent.data)
entry['dn'] = ent.dn
@ -55,6 +58,30 @@ def convert_scalar_values(orig_dict):
return new_dict
def generate_match_filters(search_fields, criteria_words):
"""Generates a search filter based on a list of words and a list
of fields to search against.
Returns a tuple of two filters: (exact_match, partial_match)"""
# construct search pattern for a single word
# (|(f1=word)(f2=word)...)
search_pattern = "(|"
for field in search_fields:
search_pattern += "(" + field + "=%(match)s)"
search_pattern += ")"
gen_search_pattern = lambda word: search_pattern % {'match':word}
# construct the giant match for all words
exact_match_filter = "(&"
partial_match_filter = "(|"
for word in criteria_words:
exact_match_filter += gen_search_pattern(word)
partial_match_filter += gen_search_pattern("*%s*" % word)
exact_match_filter += ")"
partial_match_filter += ")"
return (exact_match_filter, partial_match_filter)
# TODO: rethink the get_entry vs get_list API calls.
# they currently restrict the data coming back without
@ -95,14 +122,160 @@ def get_list (base, searchfilter, sattrs=None):
return map(convert_entry, entries)
def update_entry (oldentry, newentry):
# General searches
def get_entry_by_dn (dn, sattrs=None):
"""Get a specific entry. Return as a dict of values.
Multi-valued fields are represented as lists.
"""
searchfilter = "(objectClass=*)"
# logging.info("IPA: get_entry_by_dn '%s'" % dn)
return get_base_entry(dn, searchfilter, sattrs)
# User support
def is_user_unique(uid):
"""Return True if the uid is unique in the tree, False otherwise."""
# FIXME
# uid = self.__safe_filter(uid)
searchfilter = "(&(uid=%s)(objectclass=posixAccount))" % uid
try:
entry = get_sub_entry("cn=accounts," + basedn, searchfilter, ['dn','uid'])
return False
# except ipaerror.exception_for(ipaerror.LDAP_NOT_FOUND):
except Exception:
return True
def get_user_by_uid (uid, sattrs):
"""Get a specific user's entry. Return as a dict of values.
Multi-valued fields are represented as lists.
"""
if not isinstance(uid,basestring) or len(uid) == 0:
raise SyntaxError("uid is not a string")
# raise ipaerror.gen_exception(ipaerror.INPUT_INVALID_PARAMETER)
if sattrs is not None and not isinstance(sattrs,list):
raise SyntaxError("sattrs is not a list")
# raise ipaerror.gen_exception(ipaerror.INPUT_INVALID_PARAMETER)
# logging.info("IPA: get_user_by_uid '%s'" % uid)
# uid = self.__safe_filter(uid)
searchfilter = "(uid=" + uid + ")"
return get_sub_entry("cn=accounts," + basedn, searchfilter, sattrs)
def uid_too_long(uid):
"""Verify that the new uid is within the limits we set. This is a
very narrow test.
Returns True if it is longer than allowed
False otherwise
"""
if not isinstance(uid,basestring) or len(uid) == 0:
# It is bad, but not too long
return False
# logging.debug("IPA: __uid_too_long(%s)" % uid)
try:
config = get_ipa_config()
maxlen = int(config.get('ipamaxusernamelength', 0))
if maxlen > 0 and len(uid) > maxlen:
return True
except Exception, e:
# logging.debug("There was a problem " + str(e))
pass
return False
def find_users (criteria, sattrs, sizelimit=-1, timelimit=-1):
"""Returns a list: counter followed by the results.
If the results are truncated, counter will be set to -1."""
"""
if not isinstance(criteria,basestring) or len(criteria) == 0:
raise ipaerror.gen_exception(ipaerror.INPUT_INVALID_PARAMETER)
if sattrs is not None and not isinstance(sattrs, list):
raise ipaerror.gen_exception(ipaerror.INPUT_INVALID_PARAMETER)
if not isinstance(sizelimit,int):
raise ipaerror.gen_exception(ipaerror.INPUT_INVALID_PARAMETER)
if not isinstance(timelimit,int):
raise ipaerror.gen_exception(ipaerror.INPUT_INVALID_PARAMETER)
"""
# logging.info("IPA: find_users '%s'" % criteria)
config = get_ipa_config()
if timelimit < 0:
timelimit = float(config.get('ipasearchtimelimit'))
if sizelimit < 0:
sizelimit = int(config.get('ipasearchrecordslimit'))
# Assume the list of fields to search will come from a central
# configuration repository. A good format for that would be
# a comma-separated list of fields
search_fields_conf_str = config.get('ipausersearchfields')
search_fields = string.split(search_fields_conf_str, ",")
# criteria = self.__safe_filter(criteria)
criteria_words = re.split(r'\s+', criteria)
criteria_words = filter(lambda value:value!="", criteria_words)
if len(criteria_words) == 0:
return [0]
(exact_match_filter, partial_match_filter) = generate_match_filters(
search_fields, criteria_words)
#
# further constrain search to just the objectClass
# TODO - need to parameterize this into generate_match_filters,
# and work it into the field-specification search feature
#
exact_match_filter = "(&(objectClass=person)%s)" % exact_match_filter
partial_match_filter = "(&(objectClass=person)%s)" % partial_match_filter
try:
exact_results = context.conn.getConn().getListAsync("cn=accounts," + basedn, ldap.SCOPE_SUBTREE, exact_match_filter, sattrs, 0, None, None, timelimit, sizelimit)
# except ipaerror.exception_for(ipaerror.LDAP_NOT_FOUND):
except Exception:
exact_results = [0]
try:
partial_results = context.conn.getConn().getListAsync("cn=accounts," + basedn, ldap.SCOPE_SUBTREE, partial_match_filter, sattrs, 0, None, None, timelimit, sizelimit)
# except ipaerror.exception_for(ipaerror.LDAP_NOT_FOUND):
except Exception:
partial_results = [0]
exact_counter = exact_results[0]
partial_counter = partial_results[0]
exact_results = exact_results[1:]
partial_results = partial_results[1:]
# Remove exact matches from the partial_match list
exact_dns = set(map(lambda e: e.dn, exact_results))
partial_results = filter(lambda e: e.dn not in exact_dns,
partial_results)
if (exact_counter == -1) or (partial_counter == -1):
counter = -1
else:
counter = len(exact_results) + len(partial_results)
users = [counter]
for u in exact_results + partial_results:
users.append(convert_entry(u))
return users
def update_entry (entry):
"""Update an LDAP entry
oldentry is a dict
newentry is a dict
entry is a dict
This refreshes the record from LDAP in order to obtain the list of
attributes that has changed.
"""
oldentry = convert_scalar_values(oldentry)
newentry = convert_scalar_values(newentry)
attrs = entry.keys()
o = get_base_entry(entry['dn'], "objectclass=*", attrs)
oldentry = convert_scalar_values(o)
newentry = convert_scalar_values(entry)
# Should be able to get this from either the old or new entry
# but just in case someone has decided to try changing it, use the
@ -113,13 +286,16 @@ def update_entry (oldentry, newentry):
# FIXME: return a missing DN error message
raise e
res = context.conn.getConn().updateEntry(moddn, oldentry, newentry)
return res
return context.conn.getConn().updateEntry(moddn, oldentry, newentry)
def add_entry(entry):
"""Add a new entry"""
return context.conn.getConn().addEntry(entry)
def uniq_list(x):
"""Return a unique list, preserving order and ignoring case"""
myset = {}
return [set.setdefault(e.lower(),e) for e in x if e.lower() not in myset]
return [myset.setdefault(e.lower(),e) for e in x if e.lower() not in myset]
def get_schema():
"""Retrieves the current LDAP schema from the LDAP server."""
@ -146,3 +322,14 @@ def get_objectclasses():
result.append(oc[3].replace("'",""))
return result
def get_ipa_config():
"""Retrieve the IPA configuration"""
searchfilter = "cn=ipaconfig"
try:
config = get_sub_entry("cn=etc," + basedn, searchfilter)
except ldap.NO_SUCH_OBJECT, e:
# FIXME
raise e
return config

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@ -24,6 +24,7 @@ Lightwieght XML-RPC client using Python standard library xmlrpclib.
"""
import xmlrpclib
import socket
from ipalib.backend import Backend
from ipalib.util import xmlrpc_marshal
from ipalib import api
@ -35,7 +36,7 @@ class xmlrpc(Backend):
def get_client(self):
# FIXME: The server uri should come from self.api.env.server_uri
return xmlrpclib.ServerProxy('http://localhost:8080', allow_none=True)
return xmlrpclib.ServerProxy('http://localhost:8888', allow_none=True)
def forward_call(self, name, *args, **kw):
"""
@ -44,6 +45,10 @@ class xmlrpc(Backend):
client = self.get_client()
command = getattr(client, name)
params = xmlrpc_marshal(*args, **kw)
return command(*params)
try:
return command(*params)
except socket.error, e:
print e[1]
return False
api.register(xmlrpc)

116
ipalib/plugins/f_group.py Normal file
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@ -0,0 +1,116 @@
# Authors:
# Jason Gerard DeRose <jderose@redhat.com>
#
# Copyright (C) 2008 Red Hat
# see file 'COPYING' for use and warranty information
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; version 2 only
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""
Frontend plugins for group (Identity).
"""
from ipalib import frontend
from ipalib import crud
from ipalib.frontend import Param
from ipalib import api
from ipa_server import servercore
from ipa_server import ipaldap
import ldap
class group(frontend.Object):
"""
Group object.
"""
takes_params = (
'description',
Param('cn',
primary_key=True,
normalize=lambda value: value.lower(),
)
)
api.register(group)
class group_add(crud.Add):
'Add a new group.'
def execute(self, *args, **kw):
"""args[0] = uid of the group to add
kw{container} is the location in the DIT to add the group, not
required
kw otherwise contains all the attributes
"""
# FIXME: ug, really?
if not kw.get('container'):
group_container = servercore.DefaultGroupContainer
else:
group_container = kw['container']
del kw['container']
group = kw
group['cn'] = args[0]
# Get our configuration
config = servercore.get_ipa_config()
dn="cn=%s,%s,%s" % (ldap.dn.escape_dn_chars(group['cn']),
group_container,servercore.basedn)
entry = ipaldap.Entry(dn)
# some required objectclasses
entry.setValues('objectClass', (config.get('ipagroupobjectclasses')))
# No need to explicitly set gidNumber. The dna_plugin will do this
# for us if the value isn't provided by the user.
# fill in our new entry with everything sent by the user
for g in group:
entry.setValues(g, group[g])
result = servercore.add_entry(entry)
return result
api.register(group_add)
class group_del(crud.Del):
'Delete an existing group.'
api.register(group_del)
class group_mod(crud.Mod):
'Edit an existing group.'
api.register(group_mod)
class group_find(crud.Find):
'Search the groups.'
def execute(self, *args, **kw):
cn=args[0]
result = servercore.get_sub_entry(servercore.basedn, "cn=%s" % cn, ["*"])
return result
def forward(self, *args, **kw):
result = super(crud.Find, self).forward(*args, **kw)
for a in result:
print a, ": ", result[a]
api.register(group_find)
class group_show(crud.Get):
'Examine an existing group.'
api.register(group_show)

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@ -25,7 +25,9 @@ from ipalib import frontend
from ipalib import crud
from ipalib.frontend import Param
from ipalib import api
from ipa_server import servercore
from ipa_server import ipaldap
import ldap
# Command to get the idea how plugins will interact with api.env
class envtest(frontend.Command):
@ -71,7 +73,105 @@ api.register(user)
class user_add(crud.Add):
'Add a new user.'
def execute(self, *args, **kw):
return 1
"""args[0] = uid of the user to add
kw{container} is the location in the DIT to add the user, not
required
kw otherwise contains all the attributes
"""
# FIXME: ug, really?
if not kw.get('container'):
user_container = servercore.DefaultUserContainer
else:
user_container = kw['container']
del kw['container']
user = kw
if not isinstance(user, dict):
# FIXME, need proper error
raise SyntaxError
user['uid'] = args[0]
if not servercore.is_user_unique(user['uid']):
# FIXME, specific error
raise SyntaxError("user already exists")
if servercore.uid_too_long(user['uid']):
# FIXME, specific error
raise SyntaxError("uid is too long")
# dn is set here, not by the user
try:
del user['dn']
except KeyError:
pass
# No need to set empty fields, and they can cause issues when they
# get to LDAP, like:
# TypeError: ('expected a string in the list', None)
for k in user.keys():
if not user[k] or len(user[k]) == 0 or (isinstance(user[k],list) and len(user[k]) == 1 and '' in user[k]):
del user[k]
dn="uid=%s,%s,%s" % (ldap.dn.escape_dn_chars(user['uid']),
user_container,servercore.basedn)
entry = ipaldap.Entry(dn)
# Get our configuration
config = servercore.get_ipa_config()
# Let us add in some missing attributes
if user.get('homedirectory') is None:
user['homedirectory'] = '%s/%s' % (config.get('ipahomesrootdir'), user.get('uid'))
user['homedirectory'] = user['homedirectory'].replace('//', '/')
user['homedirectory'] = user['homedirectory'].rstrip('/')
if user.get('loginshell') is None:
user['loginshell'] = config.get('ipadefaultloginshell')
if user.get('gecos') is None:
user['gecos'] = user['uid']
# If uidnumber is blank the the FDS dna_plugin will automatically
# assign the next value. So we don't have to do anything with it.
group_dn="cn=%s,%s,%s" % (config.get('ipadefaultprimarygroup'), servercore.DefaultGroupContainer, servercore.basedn)
try:
default_group = servercore.get_entry_by_dn(group_dn, ['dn','gidNumber'])
if default_group:
user['gidnumber'] = default_group.get('gidnumber')
# except ipaerror.exception_for(ipaerror.LDAP_DATABASE_ERROR), e:
# raise ipaerror.gen_exception(ipaerror.LDAP_DATABASE_ERROR, message=None, nested_exception=e.detail)
# except ipaerror.exception_for(ipaerror.LDAP_NOT_FOUND):
# # Fake an LDAP error so we can return something useful to the user
# raise ipaerror.gen_exception(ipaerror.LDAP_NOT_FOUND, "The default group for new users, '%s', cannot be found." % config.get('ipadefaultprimarygroup'))
except Exception, e:
# FIXME
raise e
if user.get('krbprincipalname') is None:
user['krbprincipalname'] = "%s@%s" % (user.get('uid'), self.realm)
# FIXME. This is a hack so we can request separate First and Last
# name in the GUI.
if user.get('cn') is None:
user['cn'] = "%s %s" % (user.get('givenname'),
user.get('sn'))
# some required objectclasses
entry.setValues('objectClass', (config.get('ipauserobjectclasses')))
# entry.setValues('objectClass', ['top', 'person', 'organizationalPerson', 'inetOrgPerson', 'inetUser', 'posixAccount', 'krbPrincipalAux'])
# fill in our new entry with everything sent by the user
for u in user:
entry.setValues(u, user[u])
result = servercore.add_entry(entry)
return result
def forward(self, *args, **kw):
result = super(crud.Add, self).forward(*args, **kw)
if result != False:
print "User %s added" % args[0]
api.register(user_add)
@ -82,18 +182,59 @@ api.register(user_del)
class user_mod(crud.Mod):
'Edit an existing user.'
def execute(self, *args, **kw):
uid=args[0]
result = servercore.get_sub_entry(servercore.basedn, "uid=%s" % uid, ["*"])
user = kw
dn = result.get('dn')
del result['dn']
entry = ipaldap.Entry((dn, servercore.convert_scalar_values(result)))
for u in user:
entry.setValues(u, user[u])
result = servercore.update_entry(entry.toDict())
return result
def forward(self, *args, **kw):
result = super(crud.Mod, self).forward(*args, **kw)
if result != False:
print "User %s modified" % args[0]
api.register(user_mod)
class user_find(crud.Find):
'Search the users.'
# def execute(self, *args, **kw):
# uid=args[0]
# result = servercore.get_sub_entry(servercore.basedn, "uid=%s" % uid, ["*"])
# return result
def execute(self, *args, **kw):
uid=args[0]
result = servercore.find_users(uid, ["*"])
return result
def forward(self, *args, **kw):
users = super(crud.Find, self).forward(*args, **kw)
counter = users[0]
users = users[1:]
if counter == 0:
print "No entries found for", args[0]
return
elif counter == -1:
print "These results are truncated."
print "Please refine your search and try again."
for u in users:
for a in u.keys():
print "%s: %s" % (a, u[a])
api.register(user_find)
class user_show(crud.Get):
'Examine an existing user.'
def execute(self, *args, **kw):
uid=args[0]
result = servercore.get_user_by_uid(uid, ["*"])
return result
def forward(self, *args, **kw):
result = super(crud.Get, self).forward(*args, **kw)
for a in result:
print a, ": ", result[a]
api.register(user_show)

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@ -43,7 +43,7 @@ class Dispatch(object):
return self.__cmd(*args, **kw)
server = SimpleXMLRPCServer(('localhost', 8080), allow_none=True)
server = SimpleXMLRPCServer(('localhost', 8880), allow_none=True)
server.register_introspection_functions()
for cmd in api.Command():
server.register_function(Dispatch(cmd), cmd.name)

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@ -1,8 +1,6 @@
#!/usr/bin/env python
import sys
sys.path.insert(0, "..")
sys.path.insert(0, ".")
import SimpleXMLRPCServer
import logging
import xmlrpclib
@ -10,9 +8,10 @@ import re
import threading
import commands
from ipalib import api
import conn
from ipa_server import conn
from ipa_server.servercore import context
import ipalib.load_plugins
from ipalib.util import xmlrpc_unmarshal
import traceback
PORT=8888
@ -59,12 +58,8 @@ class LoggingSimpleXMLRPCRequestHandler(SimpleXMLRPCServer.SimpleXMLRPCRequestHa
func = funcs[method]
except KeyError:
raise Exception('method "%s" is not supported' % method)
if len(params) > 1 and isinstance(params[-1], dict):
kw = params[-1]
params = params[:-1]
return func(*params, **kw)
else:
return func(*params)
(args, kw) = xmlrpc_unmarshal(*params)
return func(*args, **kw)
finally:
# Clean up any per-request data and connections
# for k in context.__dict__.keys():
@ -109,7 +104,6 @@ class LoggingSimpleXMLRPCRequestHandler(SimpleXMLRPCServer.SimpleXMLRPCRequestHa
# Log client request
logger.info('Client request: \n%s\n' % data)
# response = self.server._marshaled_dispatch(
response = self._marshaled_dispatch(
data, getattr(self, '_dispatch', None))
@ -147,6 +141,7 @@ XMLRPCServer = StoppableXMLRPCServer(("",PORT), LoggingSimpleXMLRPCRequestHandle
XMLRPCServer.register_introspection_functions()
# Get and register all the methods
api.env.server_context = True
api.finalize()
for cmd in api.Method:
logger.info("registering %s" % cmd)