def is_sid_valid(sid):
try:
security.dom_sid(sid)
except TypeError:
return False
else:
return True
def test_getuser(self):
user = self.pdb.getsampwnam("root")
self.assertEquals(16, user.acct_ctrl)
self.assertEquals("", user.acct_desc)
self.assertEquals(0, user.bad_password_count)
self.assertEquals(0, user.bad_password_time)
self.assertEquals(0, user.code_page)
self.assertEquals(0, user.country_code)
self.assertEquals("", user.dir_drive)
self.assertEquals("BEDWYR", user.domain)
self.assertEquals("root", user.full_name)
self.assertEquals(dom_sid('S-1-5-21-2470180966-3899876309-2637894779-513'), user.group_sid)
self.assertEquals("\\\\BEDWYR\\root", user.home_dir)
self.assertEquals([-1 for i in range(21)], user.hours)
self.assertEquals(21, user.hours_len)
self.assertEquals(9223372036854775807, user.kickoff_time)
self.assertEquals(None, user.lanman_passwd)
self.assertEquals(9223372036854775807, user.logoff_time)
self.assertEquals(0, user.logon_count)
self.assertEquals(168, user.logon_divs)
self.assertEquals("", user.logon_script)
self.assertEquals(0, user.logon_time)
self.assertEquals("", user.munged_dial)
self.assertEquals('\x87\x8d\x80\x14`l\xda)gzD\xef\xa15?\xc7', user.nt_passwd)
self.assertEquals("", user.nt_username)
self.assertEquals(1125418267, user.pass_can_change_time)
self.assertEquals(1125418267, user.pass_last_set_time)
self.assertEquals(2125418266, user.pass_must_change_time)
self.assertEquals(None, user.plaintext_passwd)
self.assertEquals("\\\\BEDWYR\\root\\profile", user.profile_path)
self.assertEquals(None, user.pw_history)
self.assertEquals(dom_sid("S-1-5-21-2470180966-3899876309-2637894779-1000"), user.user_sid)
self.assertEquals("root", user.username)
self.assertEquals("", user.workstations)
def test_from_sddl(self):
desc = security.descriptor.from_sddl("O:AOG:DAD:(A;;RPWPCCDCLCSWRCWDWOGA;;;S-1-0-0)", security.dom_sid("S-2-0-0"))
self.assertEquals(desc.group_sid, security.dom_sid('S-2-0-0-512'))
self.assertEquals(desc.owner_sid, security.dom_sid('S-1-5-32-548'))
self.assertEquals(desc.revision, 1)
self.assertEquals(desc.sacl, None)
self.assertEquals(desc.type, 0x8004)
def test_setposixacl_group_getntacl_smbd(self):
BA_sid = security.dom_sid(security.SID_BUILTIN_ADMINISTRATORS)
s4_passdb = passdb.PDB(self.lp.get("passdb backend"))
(BA_gid,BA_type) = s4_passdb.sid_to_id(BA_sid)
group_SID = s4_passdb.gid_to_sid(os.stat(self.tempf).st_gid)
user_SID = s4_passdb.uid_to_sid(os.stat(self.tempf).st_uid)
self.assertEquals(BA_type, idmap.ID_TYPE_BOTH)
smbd.set_simple_acl(self.tempf, 0640, BA_gid)
facl = getntacl(self.lp, self.tempf, direct_db_access=False)
domsid = passdb.get_global_sam_sid()
acl = "O:%sG:%sD:(A;;0x001f019f;;;%s)(A;;0x00120089;;;BA)(A;;0x00120089;;;%s)(A;;;;;WD)" % (user_SID, group_SID, user_SID, group_SID)
anysid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(acl, facl.as_sddl(anysid))
def run(self, use_ntvfs=False, use_s3fs=False,
credopts=None, sambaopts=None, versionopts=None):
lp = sambaopts.get_loadparm()
path = lp.private_path("secrets.ldb")
creds = credopts.get_credentials(lp)
creds.set_kerberos_state(DONT_USE_KERBEROS)
logger = self.get_logger()
netlogon = lp.get("path", "netlogon")
sysvol = lp.get("path", "sysvol")
try:
samdb = SamDB(session_info=system_session(),
lp=lp)
except Exception as e:
raise CommandError("Unable to open samdb:", e)
if not use_ntvfs and not use_s3fs:
use_ntvfs = "smb" in lp.get("server services")
elif use_s3fs:
use_ntvfs = False
domain_sid = security.dom_sid(samdb.domain_sid)
s3conf = s3param.get_context()
s3conf.load(lp.configfile)
# ensure we are using the right samba_dsdb passdb backend, no matter what
s3conf.set("passdb backend", "samba_dsdb:%s" % samdb.url)
LA_sid = security.dom_sid(str(domain_sid)
+"-"+str(security.DOMAIN_RID_ADMINISTRATOR))
BA_sid = security.dom_sid(security.SID_BUILTIN_ADMINISTRATORS)
s4_passdb = passdb.PDB(s3conf.get("passdb backend"))
# These assertions correct for current ad_dc selftest
# configuration. When other environments have a broad range of
# groups mapped via passdb, we can relax some of these checks
(LA_uid,LA_type) = s4_passdb.sid_to_id(LA_sid)
if (LA_type != idmap.ID_TYPE_UID and LA_type != idmap.ID_TYPE_BOTH):
raise CommandError("SID %s is not mapped to a UID" % LA_sid)
(BA_gid,BA_type) = s4_passdb.sid_to_id(BA_sid)
if (BA_type != idmap.ID_TYPE_GID and BA_type != idmap.ID_TYPE_BOTH):
raise CommandError("SID %s is not mapped to a GID" % BA_sid)
if use_ntvfs:
logger.warning("Please note that POSIX permissions have NOT been changed, only the stored NT ACL")
provision.setsysvolacl(samdb, netlogon, sysvol,
LA_uid, BA_gid, domain_sid,
lp.get("realm").lower(), samdb.domain_dn(),
lp, use_ntvfs=use_ntvfs)
def test_setntacl_smbd_setposixacl_group_getntacl_smbd(self):
acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
BA_sid = security.dom_sid(security.SID_BUILTIN_ADMINISTRATORS)
simple_acl_from_posix = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;;0x001f019f;;;S-1-5-21-2212615479-2695158682-2101375467-512)(A;;0x00120089;;;BA)(A;;0x00120089;;;S-1-5-21-2212615479-2695158682-2101375467-513)(A;;;;;WD)"
setntacl(self.lp, self.tempf, acl, "S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
# This invalidates the hash of the NT acl just set because there is a hook in the posix ACL set code
s4_passdb = passdb.PDB(self.lp.get("passdb backend"))
(BA_gid,BA_type) = s4_passdb.sid_to_id(BA_sid)
smbd.set_simple_acl(self.tempf, 0640, BA_gid)
# This should re-calculate an ACL based on the posix details
facl = getntacl(self.lp,self.tempf, direct_db_access=False)
anysid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(simple_acl_from_posix, facl.as_sddl(anysid))
def run(self, acl, file, use_ntvfs=False, use_s3fs=False,
quiet=False,xattr_backend=None,eadb_file=None,
credopts=None, sambaopts=None, versionopts=None,
service=None):
logger = self.get_logger()
lp = sambaopts.get_loadparm()
try:
samdb = SamDB(session_info=system_session(),
lp=lp)
except Exception as e:
raise CommandError("Unable to open samdb:", e)
if not use_ntvfs and not use_s3fs:
use_ntvfs = "smb" in lp.get("server services")
elif use_s3fs:
use_ntvfs = False
try:
domain_sid = security.dom_sid(samdb.domain_sid)
except:
raise CommandError("Unable to read domain SID from configuration files")
s3conf = s3param.get_context()
s3conf.load(lp.configfile)
# ensure we are using the right samba_dsdb passdb backend, no matter what
s3conf.set("passdb backend", "samba_dsdb:%s" % samdb.url)
setntacl(lp, file, acl, str(domain_sid), xattr_backend, eadb_file, use_ntvfs=use_ntvfs, service=service)
if use_ntvfs:
logger.warning("Please note that POSIX permissions have NOT been changed, only the stored NT ACL")
def setUp(self):
super(SitesBaseTests, self).setUp()
self.ldb = SamDB(ldaphost, credentials=creds,
session_info=system_session(lp), lp=lp)
self.base_dn = self.ldb.domain_dn()
self.domain_sid = security.dom_sid(self.ldb.get_domain_sid())
self.configuration_dn = self.ldb.get_config_basedn().get_linearized()
def test_setntacl_getposixacl(self):
acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
setntacl(self.lp, self.tempf, acl, "S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
facl = getntacl(self.lp, self.tempf)
anysid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(facl.as_sddl(anysid),acl)
posix_acl = smbd.get_sys_acl(self.tempf, smb_acl.SMB_ACL_TYPE_ACCESS)
def join_finalise(ctx):
"""finalise the join, mark us synchronised and setup secrets db"""
print "Sending DsReplicateUpdateRefs for all the partitions"
ctx.send_DsReplicaUpdateRefs(ctx.schema_dn)
ctx.send_DsReplicaUpdateRefs(ctx.config_dn)
ctx.send_DsReplicaUpdateRefs(ctx.base_dn)
print "Setting isSynchronized and dsServiceName"
m = ldb.Message()
m.dn = ldb.Dn(ctx.local_samdb, "@ROOTDSE")
m["isSynchronized"] = ldb.MessageElement("TRUE", ldb.FLAG_MOD_REPLACE, "isSynchronized")
m["dsServiceName"] = ldb.MessageElement("<GUID=%s>" % str(ctx.ntds_guid), ldb.FLAG_MOD_REPLACE, "dsServiceName")
ctx.local_samdb.modify(m)
if ctx.subdomain:
return
secrets_ldb = Ldb(ctx.paths.secrets, session_info=system_session(), lp=ctx.lp)
print "Setting up secrets database"
secretsdb_self_join(
secrets_ldb,
domain=ctx.domain_name,
realm=ctx.realm,
dnsdomain=ctx.dnsdomain,
netbiosname=ctx.myname,
domainsid=security.dom_sid(ctx.domsid),
machinepass=ctx.acct_pass,
secure_channel_type=ctx.secure_channel_type,
key_version_number=ctx.key_version_number,
)
def dsacl2fsacl(dssddl, domsid):
"""
This function takes an the SDDL representation of a DS
ACL and return the SDDL representation of this ACL adapted
for files. It's used for Policy object provision
"""
sid = security.dom_sid(domsid)
ref = security.descriptor.from_sddl(dssddl, sid)
fdescr = security.descriptor()
fdescr.owner_sid = ref.owner_sid
fdescr.group_sid = ref.group_sid
fdescr.type = ref.type
fdescr.revision = ref.revision
fdescr.sacl = ref.sacl
aces = ref.dacl.aces
for i in range(0, len(aces)):
ace = aces[i]
if not ace.type & security.SEC_ACE_TYPE_ACCESS_ALLOWED_OBJECT and str(ace.trustee) != security.SID_BUILTIN_PREW2K:
# if fdescr.type & security.SEC_DESC_DACL_AUTO_INHERITED:
ace.flags = ace.flags | security.SEC_ACE_FLAG_OBJECT_INHERIT | security.SEC_ACE_FLAG_CONTAINER_INHERIT
if str(ace.trustee) == security.SID_CREATOR_OWNER:
# For Creator/Owner the IO flag is set as this ACE has only a sense for child objects
ace.flags = ace.flags | security.SEC_ACE_FLAG_INHERIT_ONLY
ace.access_mask = ldapmask2filemask(ace.access_mask)
fdescr.dacl_add(ace)
return fdescr.as_sddl(sid)
def establish_trust(self, another_domain, trustdom_secret):
"""
Establishes trust between our and another domain
Input: another_domain -- instance of TrustDomainInstance, initialized with #retrieve call
trustdom_secret -- shared secred used for the trust
"""
if self.info['name'] == another_domain.info['name']:
# Check that NetBIOS names do not clash
raise errors.ValidationError(name=u'AD Trust Setup',
error=_('the IPA server and the remote domain cannot share the same '
'NetBIOS name: %s') % self.info['name'])
self.generate_auth(trustdom_secret)
info = lsa.TrustDomainInfoInfoEx()
info.domain_name.string = another_domain.info['dns_domain']
info.netbios_name.string = another_domain.info['name']
info.sid = security.dom_sid(another_domain.info['sid'])
info.trust_direction = lsa.LSA_TRUST_DIRECTION_INBOUND | lsa.LSA_TRUST_DIRECTION_OUTBOUND
info.trust_type = lsa.LSA_TRUST_TYPE_UPLEVEL
info.trust_attributes = lsa.LSA_TRUST_ATTRIBUTE_FOREST_TRANSITIVE
try:
dname = lsa.String()
dname.string = another_domain.info['dns_domain']
res = self._pipe.QueryTrustedDomainInfoByName(self._policy_handle, dname, lsa.LSA_TRUSTED_DOMAIN_INFO_FULL_INFO)
self._pipe.DeleteTrustedDomain(self._policy_handle, res.info_ex.sid)
except RuntimeError, e:
pass
def test_duplicate_objectSIDs_not_allowed_on_local_objects(self):
dom_sid = self.samdb.get_domain_sid()
rid = self.allocate_rid()
sid_str = str(dom_sid) + "-" + rid
sid = ndr_pack(security.dom_sid(sid_str))
basedn = self.samdb.get_default_basedn()
cn = "dsdb_test_01"
dn = "cn=%s,cn=Users,%s" % (cn, basedn)
self.samdb.add({
"dn": dn,
"objectClass": "user",
"objectSID": sid})
self.samdb.delete(dn)
try:
self.samdb.add({
"dn": dn,
"objectClass": "user",
"objectSID": sid})
self.fail("No exception should get LDB_ERR_CONSTRAINT_VIOLATION")
except ldb.LdbError as e:
(code, msg) = e.args
if code != ldb.ERR_CONSTRAINT_VIOLATION:
self.fail("Got %d - %s should have got "
"LDB_ERR_CONSTRAINT_VIOLATION"
% (code, msg))
def get_trusted_domain_object_sid(self, object_name):
result = pysss_nss_idmap.getsidbyname(object_name)
if object_name in result and (pysss_nss_idmap.SID_KEY in result[object_name]):
object_sid = result[object_name][pysss_nss_idmap.SID_KEY]
return object_sid
# Else, we are going to contact AD DC LDAP
components = normalize_name(object_name)
if not ('domain' in components or 'flatname' in components):
# No domain or realm specified, ambiguous search
raise errors.ValidationError(name=_('trusted domain object'),
error= _('Ambiguous search, user domain was not specified'))
attrs = ['objectSid']
filter = '(&(sAMAccountName=%(name)s)(|(objectClass=user)(objectClass=group)))' \
% dict(name=components['name'])
scope = _ldap.SCOPE_SUBTREE
entries = self.get_trusted_domain_objects(components.get('domain'),
components.get('flatname'), filter, attrs, scope)
if len(entries) > 1:
# Treat non-unique entries as invalid
raise errors.ValidationError(name=_('trusted domain object'),
error= _('Trusted domain did not return a unique object'))
sid = self.__sid_to_str(entries[0][1]['objectSid'][0])
try:
test_sid = security.dom_sid(sid)
return unicode(test_sid)
except TypeError, e:
raise errors.ValidationError(name=_('trusted domain object'),
error= _('Trusted domain did not return a valid SID for the object'))
def join_provision_own_domain(ctx):
'''provision the local SAM'''
# we now operate exclusively on the local database, which
# we need to reopen in order to get the newly created schema
print("Reconnecting to local samdb")
ctx.samdb = SamDB(url=ctx.local_samdb.url,
session_info=system_session(),
lp=ctx.local_samdb.lp,
global_schema=False)
ctx.samdb.set_invocation_id(str(ctx.invocation_id))
ctx.local_samdb = ctx.samdb
print("Finding domain GUID from ncName")
res = ctx.local_samdb.search(base=ctx.partition_dn, scope=ldb.SCOPE_BASE, attrs=['ncName'],
controls=["extended_dn:1:1"])
domguid = str(misc.GUID(ldb.Dn(ctx.samdb, res[0]['ncName'][0]).get_extended_component('GUID')))
print("Got domain GUID %s" % domguid)
print("Calling own domain provision")
logger = logging.getLogger("provision")
logger.addHandler(logging.StreamHandler(sys.stdout))
secrets_ldb = Ldb(ctx.paths.secrets, session_info=system_session(), lp=ctx.lp)
presult = provision_fill(ctx.local_samdb, secrets_ldb,
logger, ctx.names, ctx.paths, domainsid=security.dom_sid(ctx.domsid),
domainguid=domguid,
targetdir=ctx.targetdir, samdb_fill=FILL_SUBDOMAIN,
machinepass=ctx.acct_pass, serverrole="domain controller",
lp=ctx.lp, hostip=ctx.names.hostip, hostip6=ctx.names.hostip6)
print("Provision OK for domain %s" % ctx.names.dnsdomain)
def __init__(self, samdb, fix=False,
add_update_container=True):
"""
:param samdb: LDB database
:param fix: Apply the update if the container is missing
:param add_update_container: Add the container at the end of the change
:raise DomainUpdateException:
"""
self.samdb = samdb
self.fix = fix
self.add_update_container = add_update_container
# TODO: In future we should check for inconsistencies when it claims it has been done
self.check_update_applied = False
self.config_dn = self.samdb.get_config_basedn()
self.domain_dn = self.samdb.domain_dn()
self.schema_dn = self.samdb.get_schema_basedn()
self.sd_utils = sd_utils.SDUtils(samdb)
self.domain_sid = security.dom_sid(samdb.get_domain_sid())
self.domainupdate_container = self.samdb.get_root_basedn()
if not self.domainupdate_container.add_child("CN=Operations,CN=DomainUpdates,CN=System"):
raise DomainUpdateException("Failed to add domain update container child")
self.revision_object = self.samdb.get_root_basedn()
if not self.revision_object.add_child("CN=ActiveDirectoryUpdate,CN=DomainUpdates,CN=System"):
raise DomainUpdateException("Failed to add revision object child")
def setUp(self):
super(SpeedTest, self).setUp()
self.ldb_admin = ldb
self.base_dn = ldb.domain_dn()
self.domain_sid = security.dom_sid(ldb.get_domain_sid())
self.user_pass = "******"
print "baseDN: %s" % self.base_dn
def setUp(self):
super(UserAccountControlTests, self).setUp()
self.admin_creds = creds
self.admin_samdb = SamDB(url=ldaphost,
session_info=system_session(),
credentials=self.admin_creds, lp=lp)
self.domain_sid = security.dom_sid(self.admin_samdb.get_domain_sid())
self.base_dn = self.admin_samdb.domain_dn()
self.unpriv_user = "******"
self.unpriv_user_pw = "samba123@"
self.unpriv_creds = self.get_creds(self.unpriv_user, self.unpriv_user_pw)
delete_force(self.admin_samdb, "CN=testcomputer-t,OU=test_computer_ou1,%s" % (self.base_dn))
delete_force(self.admin_samdb, "OU=test_computer_ou1,%s" % (self.base_dn))
delete_force(self.admin_samdb, "CN=%s,CN=Users,%s" % (self.unpriv_user, self.base_dn))
self.admin_samdb.newuser(self.unpriv_user, self.unpriv_user_pw)
res = self.admin_samdb.search("CN=%s,CN=Users,%s" % (self.unpriv_user, self.admin_samdb.domain_dn()),
scope=SCOPE_BASE,
attrs=["objectSid"])
self.assertEqual(1, len(res))
self.unpriv_user_sid = ndr_unpack(security.dom_sid, res[0]["objectSid"][0])
self.unpriv_user_dn = res[0].dn
self.samdb = SamDB(url=ldaphost, credentials=self.unpriv_creds, lp=lp)
self.samr = samr.samr("ncacn_ip_tcp:%s[seal]" % host, lp, self.unpriv_creds)
self.samr_handle = self.samr.Connect2(None, security.SEC_FLAG_MAXIMUM_ALLOWED)
self.samr_domain = self.samr.OpenDomain(self.samr_handle, security.SEC_FLAG_MAXIMUM_ALLOWED, self.domain_sid)
self.sd_utils = sd_utils.SDUtils(self.admin_samdb)
self.admin_samdb.create_ou("OU=test_computer_ou1," + self.base_dn)
self.unpriv_user_sid = self.sd_utils.get_object_sid(self.unpriv_user_dn)
mod = "(OA;;CC;bf967a86-0de6-11d0-a285-00aa003049e2;;%s)" % str(self.unpriv_user_sid)
old_sd = self.sd_utils.read_sd_on_dn("OU=test_computer_ou1," + self.base_dn)
self.sd_utils.dacl_add_ace("OU=test_computer_ou1," + self.base_dn, mod)
self.add_computer_ldap("testcomputer-t")
self.sd_utils.modify_sd_on_dn("OU=test_computer_ou1," + self.base_dn, old_sd)
self.computernames = ["testcomputer-0"]
# Get the SD of the template account, then force it to match
# what we expect for SeMachineAccountPrivilege accounts, so we
# can confirm we created the accounts correctly
self.sd_reference_cc = self.sd_utils.read_sd_on_dn("CN=testcomputer-t,OU=test_computer_ou1,%s" % (self.base_dn))
self.sd_reference_modify = self.sd_utils.read_sd_on_dn("CN=testcomputer-t,OU=test_computer_ou1,%s" % (self.base_dn))
for ace in self.sd_reference_modify.dacl.aces:
if ace.type == security.SEC_ACE_TYPE_ACCESS_ALLOWED and ace.trustee == self.unpriv_user_sid:
ace.access_mask = ace.access_mask | security.SEC_ADS_SELF_WRITE | security.SEC_ADS_WRITE_PROP
# Now reconnect without domain admin rights
self.samdb = SamDB(url=ldaphost, credentials=self.unpriv_creds, lp=lp)
def test_setposixacl_group_getposixacl(self):
BA_sid = security.dom_sid(security.SID_BUILTIN_ADMINISTRATORS)
s4_passdb = passdb.PDB(self.lp.get("passdb backend"))
(BA_gid,BA_type) = s4_passdb.sid_to_id(BA_sid)
self.assertEquals(BA_type, idmap.ID_TYPE_BOTH)
smbd.set_simple_acl(self.tempf, 0670, BA_gid)
posix_acl = smbd.get_sys_acl(self.tempf, smb_acl.SMB_ACL_TYPE_ACCESS)
self.assertEquals(posix_acl.count, 5, self.print_posix_acl(posix_acl))
self.assertEquals(posix_acl.acl[0].a_type, smb_acl.SMB_ACL_USER_OBJ)
self.assertEquals(posix_acl.acl[0].a_perm, 6)
self.assertEquals(posix_acl.acl[1].a_type, smb_acl.SMB_ACL_GROUP_OBJ)
self.assertEquals(posix_acl.acl[1].a_perm, 7)
self.assertEquals(posix_acl.acl[2].a_type, smb_acl.SMB_ACL_OTHER)
self.assertEquals(posix_acl.acl[2].a_perm, 0)
self.assertEquals(posix_acl.acl[3].a_type, smb_acl.SMB_ACL_GROUP)
self.assertEquals(posix_acl.acl[3].a_perm, 7)
self.assertEquals(posix_acl.acl[3].info.gid, BA_gid)
self.assertEquals(posix_acl.acl[4].a_type, smb_acl.SMB_ACL_MASK)
self.assertEquals(posix_acl.acl[4].a_perm, 7)
def import_idmap(idmapdb, samba3_idmap, logger):
"""Import idmap data.
:param samba3_idmap: Samba 3 IDMAP database to import from
"""
currentxid = max(samba3_idmap.get_user_hwm(), samba3_idmap.get_group_hwm())
lowerbound = currentxid
# FIXME: upperbound
m = ldb.Message()
m.dn = ldb.Dn(idmapdb, "CN=CONFIG")
m["lowerbound"] = ldb.MessageElement(str(lowerbound), ldb.FLAG_MOD_REPLACE, "lowerBound")
m["xidNumber"] = ldb.MessageElement(str(currentxid), ldb.FLAG_MOD_REPLACE, "xidNumber")
idmapdb.modify(m)
for id_type, xid in samba3_idmap.ids():
if id_type == "UID":
xid_type = "ID_TYPE_UID"
elif id_type == "GID":
xid_type = "ID_TYPE_GID"
else:
logger.warn("Wrong type of entry in idmap (%s), Ignoring", id_type)
continue
sid = samba3_idmap.get_sid(xid, id_type)
add_idmap_entry(idmapdb, dom_sid(sid), xid, xid_type, logger)
def get_sid_trusted_domain_object(self, object_name):
"""Returns SID for the trusted domain object (user or group only)"""
if not self.domain:
# our domain is not configured or self.is_configured() never run
return None
if not self._domains:
self._domains = self.get_trusted_domains()
if len(self._domains) == 0:
# Our domain is configured but no trusted domains are configured
return None
components = normalize_name(object_name)
if not ('domain' in components or 'flatname' in components):
# No domain or realm specified, ambiguous search
return False
entry = None
if 'domain' in components and components['domain'] in self._domains:
# Now we have a name to check against our list of trusted domains
entry = self.resolve_against_gc(components['domain'], components['name'])
elif 'flatname' in components:
# Flatname was specified, traverse through the list of trusted
# domains first to find the proper one
for domain in self._domains:
if self._domains[domain][0] == components['flatname']:
entry = self.resolve_against_gc(domain, components['name'])
if entry:
break
if entry:
try:
test_sid = security.dom_sid(entry)
return unicode(test_sid)
except TypeError, e:
return False
def run(self, file, use_ntvfs=False, use_s3fs=False,
as_sddl=False, xattr_backend=None, eadb_file=None,
credopts=None, sambaopts=None, versionopts=None,
service=None):
lp = sambaopts.get_loadparm()
try:
samdb = SamDB(session_info=system_session(),
lp=lp)
except Exception as e:
raise CommandError("Unable to open samdb:", e)
if not use_ntvfs and not use_s3fs:
use_ntvfs = "smb" in lp.get("server services")
elif use_s3fs:
use_ntvfs = False
s3conf = s3param.get_context()
s3conf.load(lp.configfile)
# ensure we are using the right samba_dsdb passdb backend, no matter what
s3conf.set("passdb backend", "samba_dsdb:%s" % samdb.url)
acl = getntacl(lp, file, xattr_backend, eadb_file, direct_db_access=use_ntvfs, service=service)
if as_sddl:
try:
domain_sid = security.dom_sid(samdb.domain_sid)
except:
raise CommandError("Unable to read domain SID from configuration files")
self.outf.write(acl.as_sddl(domain_sid)+"\n")
else:
self.outf.write(ndr_print(acl))
def test_setposixacl_dir_getntacl_smbd(self):
s4_passdb = passdb.PDB(self.lp.get("passdb backend"))
user_SID = s4_passdb.uid_to_sid(os.stat(self.tempdir).st_uid)
BA_sid = security.dom_sid(security.SID_BUILTIN_ADMINISTRATORS)
s4_passdb = passdb.PDB(self.lp.get("passdb backend"))
(BA_id,BA_type) = s4_passdb.sid_to_id(BA_sid)
self.assertEquals(BA_type, idmap.ID_TYPE_BOTH)
SO_sid = security.dom_sid(security.SID_BUILTIN_SERVER_OPERATORS)
(SO_id,SO_type) = s4_passdb.sid_to_id(SO_sid)
self.assertEquals(SO_type, idmap.ID_TYPE_BOTH)
smbd.chown(self.tempdir, BA_id, SO_id)
smbd.set_simple_acl(self.tempdir, 0750)
facl = getntacl(self.lp, self.tempdir, direct_db_access=False)
acl = "O:BAG:SOD:(A;;0x001f01ff;;;BA)(A;;0x001200a9;;;SO)(A;;;;;WD)(A;OICIIO;0x001f01ff;;;CO)(A;OICIIO;0x001200a9;;;CG)(A;OICIIO;0x001200a9;;;WD)"
anysid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(acl, facl.as_sddl(anysid))
def create_tmp_samdb(ctx):
'''create a temporary samdb object for schema queries'''
ctx.tmp_schema = Schema(security.dom_sid(ctx.domsid),
schemadn=ctx.schema_dn)
ctx.tmp_samdb = SamDB(session_info=system_session(), url=None, auto_connect=False,
credentials=ctx.creds, lp=ctx.lp, global_schema=False,
am_rodc=False)
ctx.tmp_samdb.set_schema(ctx.tmp_schema)
def sid_to_s4_mapping(s4connector, key, object):
ud.debug(ud.LDAP, ud.INFO, "sid_to_s4_mapping")
sidAttribute='sambaSID'
if s4connector.configRegistry.is_false('connector/s4/mapping/sid', False):
ud.debug(ud.LDAP, ud.INFO, 'sid_to_s4: SID mapping is disabled via UCR: connector/s4/mapping/sid')
sidAttribute='univentionSamba4SID'
sambaSID = object['attributes'][sidAttribute]
# Two diffrent cases are possible, the user sid contains the
# domain sid or not.
if sambaSID[0].startswith('S-'):
new_objectSid_ndr = ndr_pack(security.dom_sid('%s' % (sambaSID[0])))
else:
new_objectSid_ndr = ndr_pack(security.dom_sid('%s-%s' % (s4connector.s4_sid, sambaSID[0])))
return [new_objectSid_ndr]
def get_wellknown_sd(self, dn):
for [sd_dn, descriptor_fn] in self.wellknown_sds:
if dn == sd_dn:
domain_sid = security.dom_sid(self.samdb.get_domain_sid())
return ndr_unpack(security.descriptor,
descriptor_fn(domain_sid,
name_map=self.name_map))
raise KeyError
def test_setntacl_smbd_setposixacl_getntacl_smbd(self):
acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
simple_acl_from_posix = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;;0x001f019f;;;S-1-5-21-2212615479-2695158682-2101375467-512)(A;;0x00120089;;;S-1-5-21-2212615479-2695158682-2101375467-513)(A;;;;;WD)"
setntacl(self.lp, self.tempf, acl, "S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
# This invalidates the hash of the NT acl just set because there is a hook in the posix ACL set code
smbd.set_simple_acl(self.tempf, 0640)
facl = getntacl(self.lp, self.tempf, direct_db_access=False)
anysid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(simple_acl_from_posix, facl.as_sddl(anysid))
def test_as_sddl_no_domainsid(self):
dom = security.dom_sid("S-2-0-0")
text = "O:AOG:DAD:(A;;RPWPCCDCLCSWRCWDWOGA;;;S-1-0-0)"
desc1 = security.descriptor.from_sddl(text, dom)
desc2 = security.descriptor.from_sddl(desc1.as_sddl(), dom)
self.assertEquals(desc1.group_sid, desc2.group_sid)
self.assertEquals(desc1.owner_sid, desc2.owner_sid)
self.assertEquals(desc1.sacl, desc2.sacl)
self.assertEquals(desc1.type, desc2.type)
def test_setposixacl_getntacl_smbd(self):
s4_passdb = passdb.PDB(self.lp.get("passdb backend"))
group_SID = s4_passdb.gid_to_sid(os.stat(self.tempf).st_gid)
user_SID = s4_passdb.uid_to_sid(os.stat(self.tempf).st_uid)
smbd.set_simple_acl(self.tempf, 0640)
facl = getntacl(self.lp, self.tempf, direct_db_access=False)
acl = "O:%sG:%sD:(A;;0x001f019f;;;%s)(A;;0x00120089;;;%s)(A;;;;;WD)" % (user_SID, group_SID, user_SID, group_SID)
anysid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(acl, facl.as_sddl(anysid))
def test_setntacl_getntacl_param(self):
lp = LoadParm()
acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
open(self.tempf, 'w').write("empty")
setntacl(lp,self.tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467","tdb",os.path.join(self.tempdir,"eadbtest.tdb"))
facl=getntacl(lp,self.tempf,"tdb",os.path.join(self.tempdir,"eadbtest.tdb"))
domsid=security.dom_sid(security.SID_NT_SELF)
self.assertEquals(facl.as_sddl(domsid),acl)
os.unlink(os.path.join(self.tempdir,"eadbtest.tdb"))
def send_DsReplicaUpdateRefs(ctx, dn):
r = drsuapi.DsReplicaUpdateRefsRequest1()
r.naming_context = drsuapi.DsReplicaObjectIdentifier()
r.naming_context.dn = str(dn)
r.naming_context.guid = misc.GUID("00000000-0000-0000-0000-000000000000")
r.naming_context.sid = security.dom_sid("S-0-0")
r.dest_dsa_guid = ctx.ntds_guid
r.dest_dsa_dns_name = "%s._msdcs.%s" % (str(ctx.ntds_guid), ctx.dnsforest)
r.options = drsuapi.DRSUAPI_DRS_ADD_REF | drsuapi.DRSUAPI_DRS_DEL_REF
if not ctx.RODC:
r.options |= drsuapi.DRSUAPI_DRS_WRIT_REP
if ctx.drsuapi:
ctx.drsuapi.DsReplicaUpdateRefs(ctx.drsuapi_handle, 1, r)
def setUp(self):
super(NtaclsBackupRestoreTests, self).setUp()
self.server = os.environ["SERVER"] # addc
samdb_url = 'ldap://' + self.server
self.service = 'test1' # service/share to test
# root path for service
self.service_root = os.path.join(
os.environ["LOCAL_PATH"], self.service)
self.smb_conf_path = os.environ['SMB_CONF_PATH']
self.creds = self.insta_creds(template=self.get_credentials())
self.samdb_conn = samdb.SamDB(
url=samdb_url, session_info=system_session(),
credentials=self.creds, lp=env_loadparm())
self.dom_sid = security.dom_sid(self.samdb_conn.get_domain_sid())
# helper will load conf into lp, that's how smbd can find services.
self.ntacls_helper = ntacls.NtaclsHelper(self.service,
self.smb_conf_path,
self.dom_sid)
self.lp = self.ntacls_helper.lp
self.smb_conn = libsmb.Conn(
self.server, self.service, lp=self.lp, creds=self.creds)
self.smb_helper = ntacls.SMBHelper(self.smb_conn, self.dom_sid)
self.tarfile_path = os.path.join(self.tempdir,
'ntacls-backup.tar.gz')
# an example file tree
self.tree = {
'file0.txt': b'test file0',
'dir1': {
'file1.txt': b'test file1',
'dir2': {} # an empty dir in dir
},
}
self._delete_tarfile()
self.smb_helper.delete_tree()
self.smb_helper.create_tree(self.tree)
self._check_tree()
# keep a copy of ntacls after tree just created
self.original_ntacls = self.smb_helper.get_ntacls()
def setntacl_file(fpath, fsd_dic):
sd = _getntacl(fpath)
if sd.type & SEC_DESC_DACL_AUTO_INHERITED == 0 and sd.type & SEC_DESC_SACL_PRESENT != 0:
#print "Not set acl", fpath
return
if sd.type & SEC_DESC_DACL_PROTECTED != 0:
#print "Not set acl", fpath
return
sd_dic = ntacl_parser_from_sd(sd)
rsddl = get_update_aces(sd_dic, fsd_dic)
smbd_set_ntacl(fpath,
security.descriptor.from_sddl(rsddl, security.dom_sid()))
def test_setntacl_smbd_setposixacl_getntacl_smbd(self):
acl = ACL
simple_acl_from_posix = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;;0x001f019f;;;S-1-5-21-2212615479-2695158682-2101375467-512)(A;;0x00120089;;;S-1-5-21-2212615479-2695158682-2101375467-513)(A;;;;;WD)"
setntacl(self.lp,
self.tempf,
acl,
DOM_SID,
use_ntvfs=False,
session_info=self.get_session_info())
# This invalidates the hash of the NT acl just set because there is a hook in the posix ACL set code
smbd.set_simple_acl(self.tempf, 0o640)
facl = getntacl(self.lp, self.tempf, direct_db_access=False)
anysid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(simple_acl_from_posix, facl.as_sddl(anysid))
def setUp(self):
super(DirsyncBaseTests, self).setUp()
self.ldb_admin = SamDB(ldapshost,
credentials=creds,
session_info=system_session(lp),
lp=lp)
self.base_dn = self.ldb_admin.domain_dn()
self.domain_sid = security.dom_sid(self.ldb_admin.get_domain_sid())
self.user_pass = samba.generate_random_password(12, 16)
self.configuration_dn = self.ldb_admin.get_config_basedn(
).get_linearized()
self.sd_utils = sd_utils.SDUtils(self.ldb_admin)
# used for anonymous login
print("baseDN: %s" % self.base_dn)
def test_setntacl_smbd_getntacl_smbd_gpo(self):
acl = "O:DAG:DUD:P(A;OICI;0x001f01ff;;;DA)(A;OICI;0x001f01ff;;;EA)(A;OICIIO;0x001f01ff;;;CO)(A;OICI;0x001f01ff;;;DA)(A;OICI;0x001f01ff;;;SY)(A;OICI;0x001200a9;;;AU)(A;OICI;0x001200a9;;;ED)S:AI(OU;CIIDSA;WP;f30e3bbe-9ff0-11d1-b603-0000f80367c1;bf967aa5-0de6-11d0-a285-00aa003049e2;WD)(OU;CIIDSA;WP;f30e3bbf-9ff0-11d1-b603-0000f80367c1;bf967aa5-0de6-11d0-a285-00aa003049e2;WD)"
setntacl(self.lp,
self.tempf,
acl,
DOM_SID,
self.get_session_info(),
use_ntvfs=False)
facl = getntacl(self.lp,
self.tempf,
self.get_session_info(),
direct_db_access=False)
domsid = security.dom_sid(DOM_SID)
self.assertEquals(facl.as_sddl(domsid), acl)
def test_setntacl_smbd_getntacl(self):
acl = ACL
setntacl(self.lp,
self.tempf,
acl,
DOM_SID,
self.get_session_info(),
use_ntvfs=True)
facl = getntacl(self.lp,
self.tempf,
self.get_session_info(),
direct_db_access=True)
anysid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(facl.as_sddl(anysid), acl)
def backup_online(smb_conn, dest_tarfile_path, dom_sid):
"""
Backup all files and dirs with ntacl for the serive behind smb_conn.
1. Create a temp dir as container dir
2. Backup all files with dir structure into container dir
3. Generate file.NTACL files for each file and dir in contianer dir
4. Create a tar file from container dir(without top level folder)
5. Delete contianer dir
"""
if isinstance(dom_sid, str):
dom_sid = security.dom_sid(dom_sid)
smb_helper = SMBHelper(smb_conn, dom_sid)
remotedir = '' # root dir
localdir = tempfile.mkdtemp()
r_dirs = [remotedir]
l_dirs = [localdir]
while r_dirs:
r_dir = r_dirs.pop()
l_dir = l_dirs.pop()
for e in smb_helper.list(smb_path=r_dir):
r_name = smb_helper.join(r_dir, e['name'])
l_name = os.path.join(l_dir, e['name'])
if smb_helper.is_dir(e['attrib']):
r_dirs.append(r_name)
l_dirs.append(l_name)
os.mkdir(l_name)
else:
data = smb_helper.loadfile(r_name)
with open(l_name, 'wb') as f:
f.write(data)
# get ntacl for this entry and save alongside
ntacl_sddl_str = smb_helper.get_acl(r_name, as_sddl=True)
_create_ntacl_file(l_name, ntacl_sddl_str)
with tarfile.open(name=dest_tarfile_path, mode='w:gz') as tar:
for name in os.listdir(localdir):
path = os.path.join(localdir, name)
tar.add(path, arcname=name)
shutil.rmtree(localdir)
def backup_restore(src_tarfile_path, dst_service_path, samdb_conn,
smb_conf_path):
"""
Restore files and ntacls from a tarfile to a service
"""
service = dst_service_path.rstrip('/').rsplit('/', 1)[-1]
tempdir = tempfile.mkdtemp() # src files
dom_sid_str = samdb_conn.get_domain_sid()
dom_sid = security.dom_sid(dom_sid_str)
ntacls_helper = NtaclsHelper(service, smb_conf_path, dom_sid)
with tarfile.open(src_tarfile_path) as f:
f.extractall(path=tempdir)
# e.g.: /tmp/tmpRNystY/{dir1,dir1.NTACL,...file1,file1.NTACL}
for dirpath, dirnames, filenames in os.walk(tempdir):
rel_dirpath = os.path.relpath(dirpath, start=tempdir)
dst_dirpath = os.path.normpath(
os.path.join(dst_service_path, rel_dirpath))
for dirname in dirnames:
if not dirname.endswith('.NTACL'):
src = os.path.join(dirpath, dirname)
dst = os.path.join(dst_dirpath, dirname)
if not os.path.isdir(dst):
# dst must be absolute path for smbd API
smbd.mkdir(dst, service)
ntacl_sddl_str = _read_ntacl_file(src)
ntacls_helper.setntacl(dst, ntacl_sddl_str)
for filename in filenames:
if not filename.endswith('.NTACL'):
src = os.path.join(dirpath, filename)
dst = os.path.join(dst_dirpath, filename)
if not os.path.isfile(dst):
# dst must be absolute path for smbd API
smbd.create_file(dst, service)
ntacl_sddl_str = _read_ntacl_file(src)
ntacls_helper.setntacl(dst, ntacl_sddl_str)
# now put data in
with open(src, 'rb') as src_file:
data = src_file.read()
with open(dst, 'wb') as dst_file:
dst_file.write(data)
shutil.rmtree(tempdir)
def join_provision_own_domain(ctx):
'''provision the local SAM'''
# we now operate exclusively on the local database, which
# we need to reopen in order to get the newly created schema
print("Reconnecting to local samdb")
ctx.samdb = SamDB(url=ctx.local_samdb.url,
session_info=system_session(),
lp=ctx.local_samdb.lp,
global_schema=False)
ctx.samdb.set_invocation_id(str(ctx.invocation_id))
ctx.local_samdb = ctx.samdb
print("Finding domain GUID from ncName")
res = ctx.local_samdb.search(base=ctx.partition_dn,
scope=ldb.SCOPE_BASE,
attrs=['ncName'],
controls=["extended_dn:1:1"])
domguid = str(
misc.GUID(
ldb.Dn(ctx.samdb,
res[0]['ncName'][0]).get_extended_component('GUID')))
print("Got domain GUID %s" % domguid)
print("Calling own domain provision")
logger = logging.getLogger("provision")
logger.addHandler(logging.StreamHandler(sys.stdout))
secrets_ldb = Ldb(ctx.paths.secrets,
session_info=system_session(),
lp=ctx.lp)
presult = provision_fill(ctx.local_samdb,
secrets_ldb,
logger,
ctx.names,
ctx.paths,
domainsid=security.dom_sid(ctx.domsid),
domainguid=domguid,
targetdir=ctx.targetdir,
samdb_fill=FILL_SUBDOMAIN,
machinepass=ctx.acct_pass,
serverrole="domain controller",
lp=ctx.lp,
hostip=ctx.names.hostip,
hostip6=ctx.names.hostip6,
dns_backend="BIND9_DLZ")
print("Provision OK for domain %s" % ctx.names.dnsdomain)
def backup_offline(src_service_path, dest_tarfile_path, samdb_conn,
smb_conf_path):
"""
Backup files and ntacls to a tarfile for a service
"""
service = src_service_path.rstrip('/').rsplit('/', 1)[-1]
tempdir = tempfile.mkdtemp()
dom_sid_str = samdb_conn.get_domain_sid()
dom_sid = security.dom_sid(dom_sid_str)
ntacls_helper = NtaclsHelper(service, smb_conf_path, dom_sid)
for dirpath, dirnames, filenames in os.walk(src_service_path):
# each dir only cares about its direct children
rel_dirpath = os.path.relpath(dirpath, start=src_service_path)
dst_dirpath = os.path.join(tempdir, rel_dirpath)
# create sub dirs and NTACL file
for dirname in dirnames:
src = os.path.join(dirpath, dirname)
dst = os.path.join(dst_dirpath, dirname)
# mkdir with metadata
smbd.mkdir(dst, service)
ntacl_sddl_str = ntacls_helper.getntacl(src, as_sddl=True)
_create_ntacl_file(dst, ntacl_sddl_str)
# create files and NTACL file, then copy data
for filename in filenames:
src = os.path.join(dirpath, filename)
dst = os.path.join(dst_dirpath, filename)
# create an empty file with metadata
smbd.create_file(dst, service)
ntacl_sddl_str = ntacls_helper.getntacl(src, as_sddl=True)
_create_ntacl_file(dst, ntacl_sddl_str)
# now put data in
with open(src, 'rb') as src_file:
data = src_file.read()
with open(dst, 'wb') as dst_file:
dst_file.write(data)
# add all files in tempdir to tarfile without a top folder
with tarfile.open(name=dest_tarfile_path, mode='w:gz') as tar:
for name in os.listdir(tempdir):
path = os.path.join(tempdir, name)
tar.add(path, arcname=name)
shutil.rmtree(tempdir)
def get_sid_for_restore(samdb, logger):
# Find the DN of the RID set of the server
res = samdb.search(base=ldb.Dn(samdb, samdb.get_serverName()),
scope=ldb.SCOPE_BASE, attrs=["serverReference"])
server_ref_dn = ldb.Dn(samdb, str(res[0]['serverReference'][0]))
res = samdb.search(base=server_ref_dn,
scope=ldb.SCOPE_BASE,
attrs=['rIDSetReferences'])
rid_set_dn = ldb.Dn(samdb, str(res[0]['rIDSetReferences'][0]))
# Get the alloc pools and next RID of the RID set
res = samdb.search(base=rid_set_dn,
scope=ldb.SCOPE_SUBTREE,
expression="(rIDNextRID=*)",
attrs=['rIDAllocationPool',
'rIDPreviousAllocationPool',
'rIDNextRID'])
# Decode the bounds of the RID allocation pools
try:
rid = int(res[0].get('rIDNextRID')[0])
except IndexError:
logger.info("The RID pool for this DC is not initalized "
"(e.g. it may be a fairly new DC).")
logger.info("To initialize it, create a temporary user on this DC "
"(you can delete it later).")
raise CommandError("Cannot create backup - "
"please initialize this DC's RID pool first.")
def split_val(num):
high = (0xFFFFFFFF00000000 & int(num)) >> 32
low = 0x00000000FFFFFFFF & int(num)
return low, high
pool_l, pool_h = split_val(res[0].get('rIDPreviousAllocationPool')[0])
npool_l, npool_h = split_val(res[0].get('rIDAllocationPool')[0])
# Calculate next RID based on pool bounds
if rid == npool_h:
raise CommandError('Out of RIDs, finished AllocPool')
if rid == pool_h:
if pool_h == npool_h:
raise CommandError('Out of RIDs, finished PrevAllocPool.')
rid = npool_l
else:
rid += 1
# Construct full SID
sid = dom_sid(samdb.get_domain_sid())
return str(sid) + '-' + str(rid)
def test_setntacl_smbd_invalidate_getntacl_smbd(self):
acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
simple_acl_from_posix = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)(A;;0x001200a9;;;S-1-5-21-2212615479-2695158682-2101375467-513)(A;;;;;WD)"
os.chmod(self.tempf, 0750)
setntacl(self.lp, self.tempf, acl, "S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
# This should invalidate the ACL, as we include the posix ACL in the hash
(backend_obj, dbname) = checkset_backend(self.lp, None, None)
backend_obj.wrap_setxattr(dbname,
self.tempf, "system.fake_access_acl", "")
#the hash will break, and we return an ACL based only on the mode
facl = getntacl(self.lp, self.tempf, direct_db_access=False)
anysid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(simple_acl_from_posix, facl.as_sddl(anysid))
def run(self,
file,
as_sddl=False,
xattr_backend=None,
eadb_file=None,
credopts=None,
sambaopts=None,
versionopts=None):
lp = sambaopts.get_loadparm()
acl = getntacl(lp, file, xattr_backend, eadb_file)
if as_sddl:
anysid = security.dom_sid(security.SID_NT_SELF)
self.outf.write(acl.info.as_sddl(anysid) + "\n")
else:
acl.dump()
def run(self,
acl,
file,
use_ntvfs=False,
use_s3fs=False,
quiet=False,
xattr_backend=None,
eadb_file=None,
credopts=None,
sambaopts=None,
versionopts=None,
service=None):
logger = self.get_logger()
lp = sambaopts.get_loadparm()
try:
samdb = SamDB(session_info=system_session(), lp=lp)
except Exception as e:
raise CommandError("Unable to open samdb:", e)
if not use_ntvfs and not use_s3fs:
use_ntvfs = "smb" in lp.get("server services")
elif use_s3fs:
use_ntvfs = False
try:
domain_sid = security.dom_sid(samdb.domain_sid)
except:
raise CommandError(
"Unable to read domain SID from configuration files")
s3conf = s3param.get_context()
s3conf.load(lp.configfile)
# ensure we are using the right samba_dsdb passdb backend, no matter what
s3conf.set("passdb backend", "samba_dsdb:%s" % samdb.url)
setntacl(lp,
file,
acl,
str(domain_sid),
xattr_backend,
eadb_file,
use_ntvfs=use_ntvfs,
service=service)
if use_ntvfs:
logger.warning(
"Please note that POSIX permissions have NOT been changed, only the stored NT ACL"
)
def run(self, file, use_ntvfs=False, use_s3fs=False,
as_sddl=False, xattr_backend=None, eadb_file=None,
credopts=None, sambaopts=None, versionopts=None,
service=None):
lp = sambaopts.get_loadparm()
is_ad_dc = False
server_role = lp.server_role()
if server_role == "ROLE_ACTIVE_DIRECTORY_DC":
is_ad_dc = True
if not use_ntvfs and not use_s3fs:
use_ntvfs = "smb" in lp.get("server services")
elif use_s3fs:
use_ntvfs = False
s3conf = s3param.get_context()
s3conf.load(lp.configfile)
if is_ad_dc:
try:
samdb = SamDB(session_info=system_session(),
lp=lp)
except Exception as e:
raise CommandError("Unable to open samdb:", e)
# ensure we are using the right samba_dsdb passdb backend, no
# matter what
s3conf.set("passdb backend", "samba_dsdb:%s" % samdb.url)
acl = getntacl(lp,
file,
xattr_backend,
eadb_file,
direct_db_access=use_ntvfs,
service=service,
session_info=system_session_unix())
if as_sddl:
try:
if is_ad_dc:
domain_sid = security.dom_sid(samdb.domain_sid)
else:
domain_sid = passdb.get_domain_sid()
except:
raise CommandError("Unable to read domain SID from "
"configuration files")
self.outf.write(acl.as_sddl(domain_sid) + "\n")
else:
self.outf.write(ndr_print(acl))
def _setowner(path, uid, recursive):
sid = uid_to_sid(uid)
sd = _getntacl(path)
sddic = ntacl_parser_from_sd(sd)
sddic['owner'] = sid
sddl = sddic2sddl(sddic)
sd = security.descriptor.from_sddl(sddl, security.dom_sid())
smbd_set_ntacl(path, sd)
if recursive == 'on':
for f in os.listdir(path):
subpath = path + "/" + f
if os.path.isfile(subpath):
_setowner(subpath, uid, 'off')
else:
_setowner(subpath, uid, recursive)
return 0
def test_wbint_Principal_null_name(self):
x = winbind.wbint_Principal()
x.sid = security.dom_sid(security.SID_NT_SCHANNEL_AUTHENTICATION)
x.type = lsa.SID_NAME_USER
x.name = None
b = ndr.ndr_pack(x)
y = ndr.ndr_unpack(winbind.wbint_Principal, b)
self.assertEqual(x.sid, y.sid)
self.assertEqual(x.type, y.type)
self.assertEqual(x.name, y.name)
def test_setntacl_getntacl_param(self):
random.seed()
lp = LoadParm()
acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
path = os.environ['SELFTEST_PREFIX']
tempf = os.path.join(path,
"pytests" + str(int(100000 * random.random())))
ntacl = xattr.NTACL()
ntacl.version = 1
open(tempf, 'w').write("empty")
setntacl(lp, tempf, acl, "S-1-5-21-2212615479-2695158682-2101375467",
"tdb", os.path.join(path, "eadbtest.tdb"))
facl = getntacl(lp, tempf, "tdb", os.path.join(path, "eadbtest.tdb"))
domsid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(facl.info.as_sddl(domsid), acl)
os.unlink(tempf)
def test_setntacl_smbd_dont_invalidate_getntacl_smbd(self):
# set an ACL on a tempfile
acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
os.chmod(self.tempf, 0750)
setntacl(self.lp, self.tempf, acl, "S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
# now influence the POSIX ACL->SD mapping it returns something else than
# what was set previously
# this should not invalidate the hash and the complete ACL should still
# be returned
self.lp.set("profile acls", "yes")
# we should still get back the ACL (and not one mapped from POSIX ACL)
facl = getntacl(self.lp, self.tempf, direct_db_access=False)
self.lp.set("profile acls", "no")
anysid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(acl, facl.as_sddl(anysid))
def test_get_diff_sds(self):
domsid = security.dom_sid('S-1-5-21')
sddl = "O:SAG:DUD:AI(A;CI;RPWPCRCCLCLORCWOWDSW;;;SA)\
(A;CI;RP LCLORC;;;AU)(A;CI;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)S:AI(AU;CISA;WP;;;WD)"
sddl1 = "O:SAG:DUD:AI(A;CI;RPWPCRCCLCLORCWOWDSW;;;SA)\
(A;CI;RP LCLORC;;;AU)(A;CI;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)S:AI(AU;CISA;WP;;;WD)"
sddl2 = "O:BAG:DUD:AI(A;CI;RPWPCRCCLCLORCWOWDSW;;;SA)\
(A;CI;RP LCLORC;;;AU)(A;CI;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)S:AI(AU;CISA;WP;;;WD)"
sddl3 = "O:SAG:BAD:AI(A;CI;RPWPCRCCLCLORCWOWDSW;;;SA)\
(A;CI;RP LCLORC;;;AU)(A;CI;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)S:AI(AU;CISA;WP;;;WD)"
sddl4 = "O:SAG:DUD:AI(A;CI;RPWPCRCCLCLORCWOWDSW;;;BA)\
(A;CI;RP LCLORC;;;AU)(A;CI;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)S:AI(AU;CISA;WP;;;WD)"
sddl5 = "O:SAG:DUD:AI(A;CI;RPWPCRCCLCLORCWOWDSW;;;SA)\
(A;CI;RP LCLORC;;;AU)(A;CI;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)"
sddl6 = "O:SAG:DUD:AI(A;CIID;RPWPCRCCLCLORCWOWDSW;;;SA)\
(A;CIID;RP LCLORC;;;AU)(A;CIID;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)\
(A;CI;RPWPCRCCLCLORCWOWDSW;;;SA)\
(A;CI;RP LCLORC;;;AU)(A;CI;RPWPCRCCDCLCLORCWOWDSDDTSW;;;SY)S:AI(AU;CISA;WP;;;WD)(AU;CIIDSA;WP;;;WD)"
self.assertEquals(get_diff_sds(security.descriptor.from_sddl(sddl, domsid),
security.descriptor.from_sddl(sddl1, domsid),
domsid), "")
txt = get_diff_sds(security.descriptor.from_sddl(sddl, domsid),
security.descriptor.from_sddl(sddl2, domsid),
domsid)
self.assertEquals(txt, "\tOwner mismatch: SA (in ref) BA(in current)\n")
txt = get_diff_sds(security.descriptor.from_sddl(sddl, domsid),
security.descriptor.from_sddl(sddl3, domsid),
domsid)
self.assertEquals(txt, "\tGroup mismatch: DU (in ref) BA(in current)\n")
txt = get_diff_sds(security.descriptor.from_sddl(sddl, domsid),
security.descriptor.from_sddl(sddl4, domsid),
domsid)
txtmsg = "\tPart dacl is different between reference and current here\
is the detail:\n\t\t(A;CI;RPWPCRCCLCLORCWOWDSW;;;BA) ACE is not present in\
the reference\n\t\t(A;CI;RPWPCRCCLCLORCWOWDSW;;;SA) ACE is not present in\
the current\n"
self.assertEquals(txt, txtmsg)
txt = get_diff_sds(security.descriptor.from_sddl(sddl, domsid),
security.descriptor.from_sddl(sddl5, domsid),
domsid)
self.assertEquals(txt, "\tCurrent ACL hasn't a sacl part\n")
self.assertEquals(get_diff_sds(security.descriptor.from_sddl(sddl, domsid),
security.descriptor.from_sddl(sddl6, domsid),
domsid), "")
def ntsd_to_ucs(s4connector, key, s4_object):
ud.debug(ud.LDAP, ud.INFO, "ntsd_to_ucs S4 object: %s" % s4_object)
ud.debug(ud.LDAP, ud.INFO, "ntsd_to_ucs S4 key: %s" % key)
# modlist
ml = []
# search Samba DS expicitly for hidden attribute
# object dn is already mapped to the UCS DN:
s4_dn = s4_object.get('dn')
if not s4_dn:
return # ignore
try:
s4_attributes = s4connector.lo_s4.get(s4_dn, attr=['nTSecurityDescriptor'], required=True)
except ldap.NO_SUCH_OBJECT:
ud.debug(ud.LDAP, ud.WARN, 'ntsd_to_ucs: S4 object (%s) not found' % s4_dn)
return
ntsd_ndr = s4_attributes.get('nTSecurityDescriptor')
if not ntsd_ndr:
ud.debug(ud.LDAP, ud.INFO, 'ntsd_to_ucs: nTSecurityDescriptor not found in attributes!')
return
# search in UCS/OpenLDAP DS to determine modify/add
ucs_dn = s4_dn
try:
ucs_attributes = s4connector.lo.get(ucs_dn, attr=['msNTSecurityDescriptor'])
except ldap.NO_SUCH_OBJECT:
ud.debug(ud.LDAP, ud.WARN, 'sid_to_ucs: UCS object (%s) not found' % ucs_dn)
return
domain_sid = security.dom_sid(s4connector.s4_sid)
s4_ntsd_sddl = decode_sd_in_ndr_to_sddl(domain_sid, ntsd_ndr[0])
ucs_ntsd_sddl = ucs_attributes.get('msNTSecurityDescriptor', [None])[0]
if not ucs_ntsd_sddl or ucs_ntsd_sddl != s4_ntsd_sddl:
ml.append(('msNTSecurityDescriptor', ucs_ntsd_sddl, s4_ntsd_sddl))
if ml:
ud.debug(ud.LDAP, ud.INFO, 'ntsd_to_ucs: modlist = %s' % ml)
serverctrls = [PostReadControl(True, ['entryUUID', 'entryCSN'])]
response = {}
s4connector.lo.lo.modify(ucs_dn, ml, serverctrls=serverctrls, response=response)
for c in response.get('ctrls', []): # If the modify actually did something
if c.controlType == PostReadControl.controlType:
entryUUID = c.entry['entryUUID'][0]
entryCSN = c.entry['entryCSN'][0]
s4connector._remember_entryCSN_commited_by_connector(entryUUID, entryCSN)
def packet_lsarpc_76(packet, conversation, context):
# lsa_LookupSids3
c = context.get_lsarpc_connection()
sids = lsa.SidArray()
sid = lsa.SidPtr()
# Need a set
x = dom_sid("S-1-5-7")
sid.sid = x
sids.sids = [sid]
sids.num_sids = 1
names = lsa.TransNameArray2()
level = 5
count = 0
lookup_options = 0
client_revision = 2
c.LookupSids3(sids, names, level, count, lookup_options, client_revision)
return True
def test_setntacl_invalidate_getntacl_smbd(self):
acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
setntacl(self.lp,
self.tempf,
acl,
"S-1-5-21-2212615479-2695158682-2101375467",
use_ntvfs=False)
# This should invalidate the ACL, as we include the posix ACL in the hash
(backend_obj, dbname) = checkset_backend(self.lp, None, None)
backend_obj.wrap_setxattr(dbname, self.tempf, "system.fake_access_acl",
"")
#the hash would break, and we return an ACL based only on the mode, except we set the ACL using the 'ntvfs' mode that doesn't include a hash
facl = getntacl(self.lp, self.tempf)
anysid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(acl, facl.as_sddl(anysid))
def test_setntacl_invalidate_getntacl(self):
acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
setntacl(self.lp,
self.tempf,
acl,
"S-1-5-21-2212615479-2695158682-2101375467",
use_ntvfs=True)
# This should invalidate the ACL, as we include the posix ACL in the hash
(backend_obj, dbname) = checkset_backend(self.lp, None, None)
backend_obj.wrap_setxattr(dbname, self.tempf, "system.fake_access_acl",
"")
#however, as this is direct DB access, we do not notice it
facl = getntacl(self.lp, self.tempf, direct_db_access=True)
anysid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(acl, facl.as_sddl(anysid))
def packet_lsarpc_76(packet, conversation, context):
# lsa_LookupSids3
c = context.get_lsarpc_connection()
sids = lsa.SidArray()
sid = lsa.SidPtr()
# Need a set
x = dom_sid("S-1-5-7")
sid.sid = x
sids.sids = [sid]
sids.num_sids = 1
names = lsa.TransNameArray2()
level = lsa.LSA_LOOKUP_NAMES_ALL
count = 0
lookup_options = lsa.LSA_LOOKUP_OPTION_SEARCH_ISOLATED_NAMES
client_revision = lsa.LSA_CLIENT_REVISION_2
c.LookupSids3(sids, names, level, count, lookup_options, client_revision)
return True
def setntacl_file(fpath, fsd_dic):
sd = getntacl_util(fpath)
if sd.type & SEC_DESC_DACL_AUTO_INHERITED == 0 and sd.type & SEC_DESC_SACL_PRESENT != 0:
print "Not set acl", fpath
return
if sd.type & SEC_DESC_DACL_PROTECTED != 0:
print "Not set acl", fpath
return
sd_dic = ntacl_parser_from_sd(sd)
rsddl = get_update_aces(sd_dic, fsd_dic)
print "rsddl", rsddl
smbd.set_nt_acl(fpath,
security.SECINFO_OWNER | security.SECINFO_GROUP
| security.SECINFO_DACL | security.SECINFO_SACL,
security.descriptor.from_sddl(rsddl, security.dom_sid()),
service=None)
def run(self, credopts=None, sambaopts=None, versionopts=None):
lp = sambaopts.get_loadparm()
creds = credopts.get_credentials(lp)
creds.set_kerberos_state(DONT_USE_KERBEROS)
logger = self.get_logger()
netlogon = lp.get("path", "netlogon")
sysvol = lp.get("path", "sysvol")
try:
samdb = SamDB(session_info=system_session(), lp=lp)
except Exception as e:
raise CommandError("Unable to open samdb:", e)
domain_sid = security.dom_sid(samdb.domain_sid)
provision.checksysvolacl(samdb, netlogon, sysvol, domain_sid,
lp.get("realm").lower(), samdb.domain_dn(),
lp)
def test_setntacl_invalidate_getntacl(self):
acl = ACL
setntacl(self.lp,
self.tempf,
acl,
DOM_SID,
use_ntvfs=True,
session_info=self.get_session_info())
# This should invalidate the ACL, as we include the posix ACL in the hash
(backend_obj, dbname) = checkset_backend(self.lp, None, None)
backend_obj.wrap_setxattr(dbname, self.tempf, "system.fake_access_acl",
b"")
# however, as this is direct DB access, we do not notice it
facl = getntacl(self.lp, self.tempf, direct_db_access=True)
anysid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(acl, facl.as_sddl(anysid))
def test_setntacl_invalidate_getntacl_smbd(self):
acl = ACL
setntacl(self.lp,
self.tempf,
acl,
DOM_SID,
use_ntvfs=False,
session_info=self.get_session_info())
# This should invalidate the ACL, as we include the posix ACL in the hash
(backend_obj, dbname) = checkset_backend(self.lp, None, None)
backend_obj.wrap_setxattr(dbname, self.tempf, "system.fake_access_acl",
b"")
# the hash would break, and we return an ACL based only on the mode, except we set the ACL using the 'ntvfs' mode that doesn't include a hash
facl = getntacl(self.lp, self.tempf)
anysid = security.dom_sid(security.SID_NT_SELF)
self.assertEquals(acl, facl.as_sddl(anysid))
