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()
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_OpenClose(self):
lp = s3param.get_context()
lp.load(os.getenv("SMB_CONF_PATH"))
creds = credentials.Credentials()
creds.guess(lp)
creds.set_username(os.getenv("USERNAME"))
creds.set_password(os.getenv("PASSWORD"))
c = libsmb_samba_internal.Conn(os.getenv("SERVER_IP"), "tmp", creds)
mythreads = []
for i in range(3):
t = LibsmbTestCase.OpenClose(c, "test" + str(i), 10)
mythreads.append(t)
for t in mythreads:
t.start()
for t in mythreads:
t.join()
if t.exc:
raise t.exc[0](t.exc[1])
def run(self, file, credopts=None, sambaopts=None, versionopts=None):
lp = sambaopts.get_loadparm()
s3conf = s3param.get_context()
s3conf.load(lp.configfile)
dosinfo = getdosinfo(lp, file)
if dosinfo:
self.outf.write(ndr_print(dosinfo))
def setUp(self):
super(PosixAclMappingTests, self).setUp()
s3conf = s3param.get_context()
s3conf.load(self.get_loadparm().configfile)
s3conf.set("xattr_tdb:file", os.path.join(self.tempdir,"xattr.tdb"))
self.lp = s3conf
self.tempf = os.path.join(self.tempdir, "test")
open(self.tempf, 'w').write("empty")
def run(self, file, credopts=None, sambaopts=None, versionopts=None):
lp = sambaopts.get_loadparm()
s3conf = s3param.get_context()
s3conf.load(lp.configfile)
dosinfo = getdosinfo(lp, file)
if dosinfo:
self.outf.write(ndr_print(dosinfo))
def getntacl_util(path):
s3conf = s3param.get_context()
s3conf.load("/etc/samba/smb.conf")
sd = smbd.get_nt_acl(path,
security.SECINFO_OWNER | security.SECINFO_GROUP
| security.SECINFO_DACL | security.SECINFO_SACL,
service=None)
return sd
def setUp(self):
super(PosixAclMappingTests, self).setUp()
s3conf = s3param.get_context()
s3conf.load(self.get_loadparm().configfile)
s3conf.set("xattr_tdb:file", os.path.join(self.tempdir, "xattr.tdb"))
self.lp = s3conf
self.tempf = os.path.join(self.tempdir, "test")
open(self.tempf, 'w').write("empty")
def __init__(self, service, smb_conf_path, dom_sid):
self.service = service
self.dom_sid = dom_sid
# this is important to help smbd find services.
self.lp = s3param.get_context()
self.lp.load(smb_conf_path)
self.use_ntvfs = "smb" in self.lp.get("server services")
def test_setntacl(rootpath, sddl):
s3conf = s3param.get_context()
s3conf.load("/etc/samba/smb.conf")
sd = security.descriptor.from_sddl(sddl, security.dom_sid())
smbd.set_nt_acl(rootpath,
security.SECINFO_OWNER | security.SECINFO_GROUP
| security.SECINFO_DACL | security.SECINFO_SACL,
sd,
service=None)
def __init__(self, service, smb_conf_path, dom_sid):
self.service = service
self.dom_sid = dom_sid
# this is important to help smbd find services.
self.lp = s3param.get_context()
self.lp.load(smb_conf_path)
self.use_ntvfs = "smb" in self.lp.get("server services")
def prep_creds(self):
lp = s3param.get_context()
lp.load(os.getenv("SMB_CONF_PATH"))
creds = credentials.Credentials()
creds.guess(lp)
creds.set_username(os.getenv("USERNAME"))
creds.set_password(os.getenv("PASSWORD"))
return (lp,creds)
def __init__(self, smbconf=None):
param, passdb = _samba_modules()
lp = param.get_context()
if smbconf is None:
lp.load_default()
else:
lp.load(smbconf)
passdb.set_secrets_dir(lp.get("private dir"))
self._pdb = passdb.PDB(lp.get("passdb backend"))
self._passdb = passdb
def check_refresh_gpo_list(dc_hostname, lp, creds, gpos):
# the SMB bindings rely on having a s3 loadparm
s3_lp = s3param.get_context()
s3_lp.load(lp.configfile)
conn = libsmb.Conn(dc_hostname, 'sysvol', lp=s3_lp, creds=creds, sign=True)
cache_path = lp.cache_path('gpo_cache')
for gpo in gpos:
if not gpo.file_sys_path:
continue
cache_gpo_dir(conn, cache_path, check_safe_path(gpo.file_sys_path))
def setUp(self):
super(SMBTests, self).setUp()
self.server = os.environ["SERVER"]
creds = self.insta_creds(template=self.get_credentials())
# create an SMB connection to the server
lp = s3param.get_context()
lp.load(os.getenv("SMB_CONF_PATH"))
self.smb_conn = libsmb.Conn(self.server, "sysvol", lp, creds)
self.smb_conn.mkdir(test_dir)
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 __init__(self, smbconfpath, s3_lp_ctx=None):
"""Open the configuration and data for a Samba 3 installation.
:param smbconfpath: Path to the smb.conf file.
:param s3_lp_ctx: Samba3 Loadparm context
"""
self.smbconfpath = smbconfpath
if s3_lp_ctx:
self.lp = s3_lp_ctx
else:
self.lp = s3param.get_context()
self.lp.load(smbconfpath)
def setUp(self):
super(SmbCaclsBlockboxTestBase, self).setUp()
self.lp = s3param.get_context()
self.server = os.environ["SERVER"]
self.user = os.environ["USER"]
self.passwd = os.environ["PASSWORD"]
self.creds = Credentials()
self.creds.guess(self.lp)
self.creds.set_username(self.user)
self.creds.set_password(self.passwd)
self.testdir = os.getenv("TESTDIR", "smbcacls")
self.share = os.getenv("SHARE", "tmp")
def setUp(self):
super (PassdbTestCase, self).setUp()
os.system("cp -r %s %s" % (DATADIR, self.tempdir))
datadir = os.path.join(self.tempdir, "samba3")
self.lp = s3param.get_context()
self.lp.load(os.path.join(datadir, "smb.conf"))
self.lp.set("private dir", datadir)
self.lp.set("state directory", datadir)
self.lp.set("lock directory", datadir)
passdb.set_secrets_dir(datadir)
self.pdb = passdb.PDB("tdbsam")
def __init__(self, smbconfpath, s3_lp_ctx=None):
"""Open the configuration and data for a Samba 3 installation.
:param smbconfpath: Path to the smb.conf file.
:param s3_lp_ctx: Samba3 Loadparm context
"""
self.smbconfpath = smbconfpath
if s3_lp_ctx:
self.lp = s3_lp_ctx
else:
self.lp = s3param.get_context()
self.lp.load(smbconfpath)
def __init__(self, target_hostname, pipename, creds, impersonation_level, lp):
lp3 = s3param.get_context()
lp3.load(lp.configfile)
self.smbconn = libsmb_samba_internal.Conn(target_hostname, 'IPC$',
credentials=creds, sign=True)
self.smbfid = self.smbconn.create(pipename,
DesiredAccess=0x12019f,
ShareAccess=0x7,
CreateDisposition=1,
CreateOptions=0x400040,
ImpersonationLevel=impersonation_level)
return
def setUp(self):
super(PassdbTestCase, self).setUp()
os.system("cp -r %s %s" % (DATADIR, self.tempdir))
datadir = os.path.join(self.tempdir, "samba3")
self.lp = s3param.get_context()
self.lp.load(os.path.join(datadir, "smb.conf"))
self.lp.set("private dir", datadir)
self.lp.set("state directory", datadir)
self.lp.set("lock directory", datadir)
passdb.set_secrets_dir(datadir)
self.pdb = passdb.PDB("tdbsam")
class cmd_ntacl_set(Command):
"""Set ACLs on a file."""
synopsis = "%prog <acl> <file> [options]"
takes_optiongroups = {
"sambaopts": options.SambaOptions,
"credopts": options.CredentialsOptions,
"versionopts": options.VersionOptions,
}
takes_options = [
Option("--quiet", help="Be quiet", action="store_true"),
Option("--xattr-backend", type="choice", help="xattr backend type (native fs or tdb)",
choices=["native","tdb"]),
Option("--eadb-file", help="Name of the tdb file where attributes are stored", type="string"),
Option("--use-ntvfs", help="Set the ACLs directly to the TDB or xattr for use with the ntvfs file server", action="store_true"),
Option("--use-s3fs", help="Set the ACLs for use with the default s3fs file server via the VFS layer", action="store_true")
]
takes_args = ["acl","file"]
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):
logger = self.get_logger()
lp = sambaopts.get_loadparm()
try:
samdb = SamDB(session_info=system_session(),
lp=lp)
except Exception, 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)
if use_ntvfs:
logger.warning("Please note that POSIX permissions have NOT been changed, only the stored NT ACL")
class cmd_ntacl_get(Command):
"""Get ACLs of a file."""
synopsis = "%prog <file> [options]"
takes_optiongroups = {
"sambaopts": options.SambaOptions,
"credopts": options.CredentialsOptions,
"versionopts": options.VersionOptions,
}
takes_options = [
Option("--as-sddl", help="Output ACL in the SDDL format", action="store_true"),
Option("--xattr-backend", type="choice", help="xattr backend type (native fs or tdb)",
choices=["native","tdb"]),
Option("--eadb-file", help="Name of the tdb file where attributes are stored", type="string"),
Option("--use-ntvfs", help="Get the ACLs directly from the TDB or xattr used with the ntvfs file server", action="store_true"),
Option("--use-s3fs", help="Get the ACLs for use via the VFS layer used by the default s3fs file server", action="store_true")
]
takes_args = ["file"]
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):
lp = sambaopts.get_loadparm()
try:
samdb = SamDB(session_info=system_session(),
lp=lp)
except Exception, 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)
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 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 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()
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)
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")
setntacl(lp,
file,
acl,
str(domain_sid),
xattr_backend,
eadb_file,
use_ntvfs=use_ntvfs,
service=service,
session_info=system_session_unix())
if use_ntvfs:
logger.warning("Please note that POSIX permissions have NOT been changed, only the stored NT ACL")
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 connect(self, host=None, share=None, username=None, password=None):
self._lp = s3param.get_context()
self._lp.load_default()
self._cred = credentials.Credentials()
self._cred.guess(self._lp)
if username is not None:
self._cred.set_username(username)
if password is not None:
self._cred.set_password(password)
self._host = host
self._share = share
self._connection = libsmb.Conn(host, share, self._lp, self._cred)
def __init__(self, target_hostname, pipename, creds, impersonation_level, lp):
lp3 = s3param.get_context()
lp3.load(lp.configfile)
saved_signing_state = creds.get_smb_ipc_signing()
creds.set_smb_ipc_signing(SMB_SIGNING_REQUIRED)
self.smbconn = libsmb.Conn(target_hostname, 'IPC$', lp3,
creds=creds, ipc=True)
creds.set_smb_ipc_signing(saved_signing_state)
self.smbfid = self.smbconn.create(pipename,
DesiredAccess=0x12019f,
ShareAccess=0x7,
CreateDisposition=1,
CreateOptions=0x400040,
ImpersonationLevel=impersonation_level)
return
def check_refresh_gpo_list(dc_hostname, lp, creds, gpos):
# the SMB bindings rely on having a s3 loadparm
s3_lp = s3param.get_context()
s3_lp.load(lp.configfile)
# Force signing for the connection
saved_signing_state = creds.get_smb_signing()
creds.set_smb_signing(SMB_SIGNING_REQUIRED)
conn = libsmb.Conn(dc_hostname, 'sysvol', lp=s3_lp, creds=creds)
# Reset signing state
creds.set_smb_signing(saved_signing_state)
cache_path = lp.cache_path('gpo_cache')
for gpo in gpos:
if not gpo.file_sys_path:
continue
cache_gpo_dir(conn, cache_path, check_safe_path(gpo.file_sys_path))
def test_SMB3EncryptionRequired(self):
test_dir = 'testing_%d' % random.randint(0, 0xFFFF)
lp = s3param.get_context()
lp.load(os.getenv("SMB_CONF_PATH"))
creds = credentials.Credentials()
creds.guess(lp)
creds.set_username(os.getenv("USERNAME"))
creds.set_password(os.getenv("PASSWORD"))
creds.set_smb_encryption(SMB_ENCRYPTION_REQUIRED)
c = libsmb.Conn(os.getenv("SERVER_IP"), "tmp", lp, creds)
c.mkdir(test_dir)
c.rmdir(test_dir)
def replacentacl(rootpath, ck_uid, sddl):
s3conf = s3param.get_context()
s3conf.load("/etc/samba/smb.conf")
sd = security.descriptor.from_sddl(sddl, security.dom_sid())
smbd_set_ntacl(rootpath, sd)
if os.path.isfile(rootpath):
return {'status': 0}
sd_dic = ntacl_parser_from_sd(sd)
fsd_dic = get_sd_file(sd_dic)
dsd_dic = get_sd_dir(sd_dic)
for f in os.listdir(rootpath):
subpath = rootpath + "/" + f
if os.path.isfile(subpath):
replacentacl_file(subpath, fsd_dic)
else:
replacentacl_dir(subpath, dsd_dic)
return {'status': 0}
def setntacl(rootpath, sddl):
print rootpath, sddl
s3conf = s3param.get_context()
s3conf.load("/etc/samba/smb.conf")
sd = security.descriptor.from_sddl(sddl, security.dom_sid())
smbd.set_nt_acl(rootpath,
security.SECINFO_OWNER | security.SECINFO_GROUP
| security.SECINFO_DACL | security.SECINFO_SACL,
sd,
service=None)
sd_dic = ntacl_parser_from_sd(sd)
fsd_dic = get_sd_file(sd_dic)
dsd_dic = get_sd_dir(sd_dic)
for f in os.listdir(rootpath):
subpath = rootpath + "/" + f
if os.path.isfile(subpath):
setntacl_file(subpath, fsd_dic)
else:
setntacl_dir(subpath, dsd_dic)
return {'status': 0}
def _get_smb_connection(self, service='SysVol'):
# Create options like if we were using command line
parser = optparse.OptionParser()
sambaopts = options.SambaOptions(parser)
# Samba options
parm = sambaopts.get_loadparm()
s3_lp = s3param.get_context()
s3_lp.load(parm.configfile)
# Build credentials from credential options
creds = Credentials()
# Credentials need username and realm to be not empty strings to work
creds.set_username('NOTEMPTY')
creds.set_realm('NOTEMPTY')
# Connect to SMB using kerberos
creds.set_kerberos_state(MUST_USE_KERBEROS)
# Create connection
conn = libsmb.Conn(self._get_server_name(),
service,
lp=parm,
creds=creds,
sign=False)
return conn
def test_OpenClose(self):
lp = s3param.get_context()
lp.load(os.getenv("SMB_CONF_PATH"))
creds = credentials.Credentials()
creds.set_username(os.getenv("USERNAME"))
creds.set_password(os.getenv("PASSWORD"))
c = libsmb_samba_internal.Conn(os.getenv("SERVER_IP"), "tmp", creds)
mythreads = []
for i in range(3):
t = LibsmbTestCase.OpenClose(c, "test" + str(i), 10)
mythreads.append(t)
for t in mythreads:
t.start()
for t in mythreads:
t.join()
if t.exc:
raise t.exc[0](t.exc[1])
def upgrade_from_samba3(samba3, logger, targetdir, session_info=None, useeadb=False):
"""Upgrade from samba3 database to samba4 AD database
:param samba3: samba3 object
:param logger: Logger object
:param targetdir: samba4 database directory
:param session_info: Session information
"""
if samba3.lp.get("domain logons"):
serverrole = "domain controller"
else:
if samba3.lp.get("security") == "user":
serverrole = "standalone"
else:
serverrole = "member server"
domainname = samba3.lp.get("workgroup")
realm = samba3.lp.get("realm")
netbiosname = samba3.lp.get("netbios name")
# secrets db
secrets_db = samba3.get_secrets_db()
if not domainname:
domainname = secrets_db.domains()[0]
logger.warning("No workgroup specified in smb.conf file, assuming '%s'",
domainname)
if not realm:
if serverrole == "domain controller":
raise ProvisioningError("No realm specified in smb.conf file and being a DC. That upgrade path doesn't work! Please add a 'realm' directive to your old smb.conf to let us know which one you want to use (it is the DNS name of the AD domain you wish to create.")
else:
realm = domainname.upper()
logger.warning("No realm specified in smb.conf file, assuming '%s'",
realm)
# Find machine account and password
machinepass = None
machinerid = None
machinesid = None
next_rid = 1000
try:
machinepass = secrets_db.get_machine_password(netbiosname)
except:
pass
# We must close the direct pytdb database before the C code loads it
secrets_db.close()
# Connect to old password backend
passdb.set_secrets_dir(samba3.lp.get("private dir"))
s3db = samba3.get_sam_db()
# Get domain sid
try:
domainsid = passdb.get_global_sam_sid()
except passdb.error:
raise Exception("Can't find domain sid for '%s', Exiting." % domainname)
# Get machine account, sid, rid
try:
machineacct = s3db.getsampwnam('%s$' % netbiosname)
machinesid, machinerid = machineacct.user_sid.split()
except:
pass
# Export account policy
logger.info("Exporting account policy")
policy = s3db.get_account_policy()
# Export groups from old passdb backend
logger.info("Exporting groups")
grouplist = s3db.enum_group_mapping()
groupmembers = {}
for group in grouplist:
sid, rid = group.sid.split()
if sid == domainsid:
if rid >= next_rid:
next_rid = rid + 1
# Get members for each group/alias
if group.sid_name_use == lsa.SID_NAME_ALIAS:
members = s3db.enum_aliasmem(group.sid)
elif group.sid_name_use == lsa.SID_NAME_DOM_GRP:
try:
members = s3db.enum_group_members(group.sid)
except:
continue
groupmembers[group.nt_name] = members
elif group.sid_name_use == lsa.SID_NAME_WKN_GRP:
(group_dom_sid, rid) = group.sid.split()
if (group_dom_sid != security.dom_sid(security.SID_BUILTIN)):
logger.warn("Ignoring 'well known' group '%s' (should already be in AD, and have no members)",
group.nt_name)
continue
# A number of buggy databases mix up well known groups and aliases.
members = s3db.enum_aliasmem(group.sid)
else:
logger.warn("Ignoring group '%s' with sid_name_use=%d",
group.nt_name, group.sid_name_use)
continue
# Export users from old passdb backend
logger.info("Exporting users")
userlist = s3db.search_users(0)
userdata = {}
uids = {}
admin_user = None
for entry in userlist:
if machinerid and machinerid == entry['rid']:
continue
username = entry['account_name']
if entry['rid'] < 1000:
logger.info(" Skipping wellknown rid=%d (for username=%s)", entry['rid'], username)
continue
if entry['rid'] >= next_rid:
next_rid = entry['rid'] + 1
user = s3db.getsampwnam(username)
acct_type = (user.acct_ctrl & (samr.ACB_NORMAL|samr.ACB_WSTRUST|samr.ACB_SVRTRUST|samr.ACB_DOMTRUST))
if (acct_type == samr.ACB_NORMAL or acct_type == samr.ACB_WSTRUST or acct_type == samr.ACB_SVRTRUST):
pass
elif acct_type == samr.ACB_DOMTRUST:
logger.warn(" Skipping inter-domain trust from domain %s, this trust must be re-created as an AD trust" % username[:-1])
continue
elif acct_type == (samr.ACB_NORMAL|samr.ACB_WSTRUST) and username[-1] == '$':
logger.warn(" Fixing account %s which had both ACB_NORMAL (U) and ACB_WSTRUST (W) set. Account will be marked as ACB_WSTRUST (W), i.e. as a domain member" % username)
user.acct_ctrl = (user.acct_ctrl & ~samr.ACB_NORMAL)
else:
raise ProvisioningError("""Failed to upgrade due to invalid account %s, account control flags 0x%08X must have exactly one of
ACB_NORMAL (N, 0x%08X), ACB_WSTRUST (W 0x%08X), ACB_SVRTRUST (S 0x%08X) or ACB_DOMTRUST (D 0x%08X).
Please fix this account before attempting to upgrade again
"""
% (user.acct_flags, username,
samr.ACB_NORMAL, samr.ACB_WSTRUST, samr.ACB_SVRTRUST, samr.ACB_DOMTRUST))
userdata[username] = user
try:
uids[username] = s3db.sid_to_id(user.user_sid)[0]
except:
try:
uids[username] = pwd.getpwnam(username).pw_uid
except:
pass
if not admin_user and username.lower() == 'root':
admin_user = username
if username.lower() == 'administrator':
admin_user = username
logger.info("Next rid = %d", next_rid)
# Check for same username/groupname
group_names = set(map(lambda g: g.nt_name, grouplist))
user_names = set(map(lambda u: u['account_name'], userlist))
common_names = group_names.intersection(user_names)
if common_names:
logger.error("Following names are both user names and group names:")
for name in common_names:
logger.error(" %s" % name)
raise ProvisioningError("Please remove common user/group names before upgrade.")
# Check for same user sid/group sid
group_sids = set(map(lambda g: str(g.sid), grouplist))
user_sids = set(map(lambda u: "%s-%u" % (domainsid, u['rid']), userlist))
common_sids = group_sids.intersection(user_sids)
if common_sids:
logger.error("Following sids are both user and group sids:")
for sid in common_sids:
logger.error(" %s" % str(sid))
raise ProvisioningError("Please remove duplicate sid entries before upgrade.")
# Do full provision
result = provision(logger, session_info, None,
targetdir=targetdir, realm=realm, domain=domainname,
domainsid=str(domainsid), next_rid=next_rid,
dc_rid=machinerid,
hostname=netbiosname, machinepass=machinepass,
serverrole=serverrole, samdb_fill=FILL_FULL,
useeadb=useeadb)
# Import WINS database
logger.info("Importing WINS database")
import_wins(Ldb(result.paths.winsdb), samba3.get_wins_db())
# Set Account policy
logger.info("Importing Account policy")
import_sam_policy(result.samdb, policy, logger)
# Migrate IDMAP database
logger.info("Importing idmap database")
import_idmap(result.idmap, samba3, logger)
# Set the s3 context for samba4 configuration
new_lp_ctx = s3param.get_context()
new_lp_ctx.load(result.lp.configfile)
new_lp_ctx.set("private dir", result.lp.get("private dir"))
new_lp_ctx.set("state directory", result.lp.get("state directory"))
new_lp_ctx.set("lock directory", result.lp.get("lock directory"))
# Connect to samba4 backend
s4_passdb = passdb.PDB(new_lp_ctx.get("passdb backend"))
# Export groups to samba4 backend
logger.info("Importing groups")
for g in grouplist:
# Ignore uninitialized groups (gid = -1)
if g.gid != 0xffffffff:
add_idmap_entry(result.idmap, g.sid, g.gid, "GID", logger)
add_group_from_mapping_entry(result.samdb, g, logger)
# Export users to samba4 backend
logger.info("Importing users")
for username in userdata:
if username.lower() == 'administrator' or username.lower() == 'root':
continue
s4_passdb.add_sam_account(userdata[username])
if username in uids:
add_idmap_entry(result.idmap, userdata[username].user_sid, uids[username], "UID", logger)
logger.info("Adding users to groups")
for g in grouplist:
if g.nt_name in groupmembers:
add_users_to_group(result.samdb, g, groupmembers[g.nt_name], logger)
# Set password for administrator
if admin_user:
logger.info("Setting password for administrator")
admin_userdata = s4_passdb.getsampwnam("administrator")
admin_userdata.nt_passwd = userdata[admin_user].nt_passwd
if userdata[admin_user].lanman_passwd:
admin_userdata.lanman_passwd = userdata[admin_user].lanman_passwd
admin_userdata.pass_last_set_time = userdata[admin_user].pass_last_set_time
if userdata[admin_user].pw_history:
admin_userdata.pw_history = userdata[admin_user].pw_history
s4_passdb.update_sam_account(admin_userdata)
logger.info("Administrator password has been set to password of user '%s'", admin_user)
# Import WINS database
logger.info("Importing WINS database")
if samba3_winsdb:
import_wins(Ldb(result.paths.winsdb), samba3_winsdb)
# Set Account policy
logger.info("Importing Account policy")
import_sam_policy(result.samdb, policy, logger)
# Migrate IDMAP database
logger.info("Importing idmap database")
import_idmap(result.idmap, samba3, logger)
# Set the s3 context for samba4 configuration
new_lp_ctx = s3param.get_context()
new_lp_ctx.load(result.lp.configfile)
new_lp_ctx.set("private dir", result.lp.get("private dir"))
new_lp_ctx.set("state directory", result.lp.get("state directory"))
new_lp_ctx.set("lock directory", result.lp.get("lock directory"))
# Connect to samba4 backend
s4_passdb = passdb.PDB(new_lp_ctx.get("passdb backend"))
# Export groups to samba4 backend
logger.info("Importing groups")
for g in grouplist:
# Ignore uninitialized groups (gid = -1)
if g.gid != -1:
add_group_from_mapping_entry(result.samdb, g, logger)
add_ad_posix_idmap_entry(result.samdb, g.sid, g.gid, "ID_TYPE_GID",
# Import WINS database
logger.info("Importing WINS database")
if samba3_winsdb:
import_wins(Ldb(result.paths.winsdb), samba3_winsdb)
# Set Account policy
logger.info("Importing Account policy")
import_sam_policy(result.samdb, policy, logger)
# Migrate IDMAP database
logger.info("Importing idmap database")
import_idmap(result.idmap, samba3, logger)
# Set the s3 context for samba4 configuration
new_lp_ctx = s3param.get_context()
new_lp_ctx.load(result.lp.configfile)
new_lp_ctx.set("private dir", result.lp.get("private dir"))
new_lp_ctx.set("state directory", result.lp.get("state directory"))
new_lp_ctx.set("lock directory", result.lp.get("lock directory"))
# Connect to samba4 backend
s4_passdb = passdb.PDB(new_lp_ctx.get("passdb backend"))
# Start a new transaction (should speed this up a little, due to index churn)
result.samdb.transaction_start()
logger.info("Adding groups")
try:
# Export groups to samba4 backend
logger.info("Importing groups")
def run(self,
smbconf=None,
targetdir=None,
dbdir=None,
testparm=None,
quiet=False,
verbose=False,
use_xattrs=None,
sambaopts=None,
versionopts=None):
if not os.path.exists(smbconf):
raise CommandError("File %s does not exist" % smbconf)
if testparm and not os.path.exists(testparm):
raise CommandError("Testparm utility %s does not exist" % testparm)
if dbdir and not os.path.exists(dbdir):
raise CommandError("Directory %s does not exist" % dbdir)
if not dbdir and not testparm:
raise CommandError("Please specify either dbdir or testparm")
logger = self.get_logger()
if verbose:
logger.setLevel(logging.DEBUG)
elif quiet:
logger.setLevel(logging.WARNING)
else:
logger.setLevel(logging.INFO)
if dbdir and testparm:
logger.warning(
"both dbdir and testparm specified, ignoring dbdir.")
dbdir = None
lp = sambaopts.get_loadparm()
s3conf = s3param.get_context()
if sambaopts.realm:
s3conf.set("realm", sambaopts.realm)
eadb = True
if use_xattrs == "yes":
eadb = False
elif use_xattrs == "auto" and not s3conf.get("posix:eadb"):
if targetdir:
tmpfile = tempfile.NamedTemporaryFile(
prefix=os.path.abspath(targetdir))
else:
tmpfile = tempfile.NamedTemporaryFile(prefix=os.path.abspath(
os.path.dirname(lp.get("private dir"))))
try:
samba.ntacls.setntacl(lp, tmpfile.name, "O:S-1-5-32G:S-1-5-32",
"S-1-5-32", "native")
eadb = False
except:
# FIXME: Don't catch all exceptions here
logger.info(
"You are not root or your system do not support xattr, using tdb backend for attributes. "
"If you intend to use this provision in production, rerun the script as root on a system supporting xattrs."
)
tmpfile.close()
# Set correct default values from dbdir or testparm
paths = {}
if dbdir:
paths["state directory"] = dbdir
paths["private dir"] = dbdir
paths["lock directory"] = dbdir
else:
paths["state directory"] = get_testparm_var(
testparm, smbconf, "state directory")
paths["private dir"] = get_testparm_var(testparm, smbconf,
"private dir")
paths["lock directory"] = get_testparm_var(testparm, smbconf,
"lock directory")
# "testparm" from Samba 3 < 3.4.x is not aware of the parameter
# "state directory", instead make use of "lock directory"
if len(paths["state directory"]) == 0:
paths["state directory"] = paths["lock directory"]
for p in paths:
s3conf.set(p, paths[p])
# load smb.conf parameters
logger.info("Reading smb.conf")
s3conf.load(smbconf)
samba3 = Samba3(smbconf, s3conf)
logger.info("Provisioning")
upgrade_from_samba3(samba3,
logger,
targetdir,
session_info=system_session(),
useeadb=eadb)
def upgrade_from_samba3(samba3,
logger,
targetdir,
session_info=None,
useeadb=False,
dns_backend=None,
use_ntvfs=False):
"""Upgrade from samba3 database to samba4 AD database
:param samba3: samba3 object
:param logger: Logger object
:param targetdir: samba4 database directory
:param session_info: Session information
"""
serverrole = samba3.lp.server_role()
domainname = samba3.lp.get("workgroup")
realm = samba3.lp.get("realm")
netbiosname = samba3.lp.get("netbios name")
if samba3.lp.get("ldapsam:trusted") is None:
samba3.lp.set("ldapsam:trusted", "yes")
# secrets db
try:
secrets_db = samba3.get_secrets_db()
except IOError as e:
raise ProvisioningError(
"Could not open '%s', the Samba3 secrets database: %s. Perhaps you specified the incorrect smb.conf, --testparm or --dbdir option?"
% (samba3.privatedir_path("secrets.tdb"), str(e)))
if not domainname:
domainname = secrets_db.domains()[0]
logger.warning(
"No workgroup specified in smb.conf file, assuming '%s'",
domainname)
if not realm:
if serverrole == "ROLE_DOMAIN_BDC" or serverrole == "ROLE_DOMAIN_PDC":
raise ProvisioningError(
"No realm specified in smb.conf file and being a DC. That upgrade path doesn't work! Please add a 'realm' directive to your old smb.conf to let us know which one you want to use (it is the DNS name of the AD domain you wish to create."
)
else:
realm = domainname.upper()
logger.warning(
"No realm specified in smb.conf file, assuming '%s'", realm)
# Find machine account and password
next_rid = 1000
try:
machinepass = secrets_db.get_machine_password(netbiosname)
except KeyError:
machinepass = None
if samba3.lp.get("passdb backend").split(":")[0].strip() == "ldapsam":
base_dn = samba3.lp.get("ldap suffix")
ldapuser = samba3.lp.get("ldap admin dn")
ldappass = secrets_db.get_ldap_bind_pw(ldapuser)
if ldappass is None:
raise ProvisioningError(
"ldapsam passdb backend detected but no LDAP Bind PW found in secrets.tdb for user %s. Please point this tool at the secrets.tdb that was used by the previous installation."
)
ldappass = ldappass.decode('utf-8').strip('\x00')
ldap = True
else:
ldapuser = None
ldappass = None
ldap = False
# We must close the direct pytdb database before the C code loads it
secrets_db.close()
# Connect to old password backend
passdb.set_secrets_dir(samba3.lp.get("private dir"))
s3db = samba3.get_sam_db()
# Get domain sid
try:
domainsid = passdb.get_global_sam_sid()
except passdb.error:
raise Exception("Can't find domain sid for '%s', Exiting." %
domainname)
# Get machine account, sid, rid
try:
machineacct = s3db.getsampwnam('%s$' % netbiosname)
except passdb.error:
machinerid = None
machinesid = None
else:
machinesid, machinerid = machineacct.user_sid.split()
# Export account policy
logger.info("Exporting account policy")
policy = s3db.get_account_policy()
# Export groups from old passdb backend
logger.info("Exporting groups")
grouplist = s3db.enum_group_mapping()
groupmembers = {}
for group in grouplist:
sid, rid = group.sid.split()
if sid == domainsid:
if rid >= next_rid:
next_rid = rid + 1
# Get members for each group/alias
if group.sid_name_use == lsa.SID_NAME_ALIAS:
try:
members = s3db.enum_aliasmem(group.sid)
groupmembers[str(group.sid)] = members
except passdb.error as e:
logger.warn(
"Ignoring group '%s' %s listed but then not found: %s",
group.nt_name, group.sid, e)
continue
elif group.sid_name_use == lsa.SID_NAME_DOM_GRP:
try:
members = s3db.enum_group_members(group.sid)
groupmembers[str(group.sid)] = members
except passdb.error as e:
logger.warn(
"Ignoring group '%s' %s listed but then not found: %s",
group.nt_name, group.sid, e)
continue
elif group.sid_name_use == lsa.SID_NAME_WKN_GRP:
(group_dom_sid, rid) = group.sid.split()
if (group_dom_sid != security.dom_sid(security.SID_BUILTIN)):
logger.warn(
"Ignoring 'well known' group '%s' (should already be in AD, and have no members)",
group.nt_name)
continue
# A number of buggy databases mix up well known groups and aliases.
try:
members = s3db.enum_aliasmem(group.sid)
groupmembers[str(group.sid)] = members
except passdb.error as e:
logger.warn(
"Ignoring group '%s' %s listed but then not found: %s",
group.nt_name, group.sid, e)
continue
else:
logger.warn("Ignoring group '%s' %s with sid_name_use=%d",
group.nt_name, group.sid, group.sid_name_use)
continue
# Export users from old passdb backend
logger.info("Exporting users")
userlist = s3db.search_users(0)
userdata = {}
uids = {}
admin_user = None
for entry in userlist:
if machinerid and machinerid == entry['rid']:
continue
username = entry['account_name']
if entry['rid'] < 1000:
logger.info(" Skipping wellknown rid=%d (for username=%s)",
entry['rid'], username)
continue
if entry['rid'] >= next_rid:
next_rid = entry['rid'] + 1
user = s3db.getsampwnam(username)
acct_type = (user.acct_ctrl &
(samr.ACB_NORMAL | samr.ACB_WSTRUST | samr.ACB_SVRTRUST
| samr.ACB_DOMTRUST))
if acct_type == samr.ACB_SVRTRUST:
logger.warn(
" Demoting BDC account trust for %s, this DC must be elevated to an AD DC using 'samba-tool domain dcpromo'"
% username[:-1])
user.acct_ctrl = (user.acct_ctrl
& ~samr.ACB_SVRTRUST) | samr.ACB_WSTRUST
elif acct_type == samr.ACB_DOMTRUST:
logger.warn(
" Skipping inter-domain trust from domain %s, this trust must be re-created as an AD trust"
% username[:-1])
continue
elif acct_type == (samr.ACB_WSTRUST) and username[-1] != '$':
logger.warn(
" Skipping account %s that has ACB_WSTRUST (W) set but does not end in $. This account can not have worked, and is probably left over from a misconfiguration."
% username)
continue
elif acct_type == (samr.ACB_NORMAL
| samr.ACB_WSTRUST) and username[-1] == '$':
logger.warn(
" Fixing account %s which had both ACB_NORMAL (U) and ACB_WSTRUST (W) set. Account will be marked as ACB_WSTRUST (W), i.e. as a domain member"
% username)
user.acct_ctrl = (user.acct_ctrl & ~samr.ACB_NORMAL)
elif acct_type == (samr.ACB_NORMAL
| samr.ACB_SVRTRUST) and username[-1] == '$':
logger.warn(
" Fixing account %s which had both ACB_NORMAL (U) and ACB_SVRTRUST (S) set. Account will be marked as ACB_WSTRUST (S), i.e. as a domain member"
% username)
user.acct_ctrl = (user.acct_ctrl & ~samr.ACB_NORMAL)
elif acct_type == 0 and username[-1] != '$':
user.acct_ctrl = (user.acct_ctrl | samr.ACB_NORMAL)
elif (acct_type == samr.ACB_NORMAL or acct_type == samr.ACB_WSTRUST):
pass
else:
raise ProvisioningError(
"""Failed to upgrade due to invalid account %s, account control flags 0x%08X must have exactly one of
ACB_NORMAL (N, 0x%08X), ACB_WSTRUST (W 0x%08X), ACB_SVRTRUST (S 0x%08X) or ACB_DOMTRUST (D 0x%08X).
Please fix this account before attempting to upgrade again
""" % (username, user.acct_ctrl, samr.ACB_NORMAL, samr.ACB_WSTRUST,
samr.ACB_SVRTRUST, samr.ACB_DOMTRUST))
userdata[username] = user
try:
uids[username] = s3db.sid_to_id(user.user_sid)[0]
except passdb.error:
try:
uids[username] = pwd.getpwnam(username).pw_uid
except KeyError:
pass
if not admin_user and username.lower() == 'root':
admin_user = username
if username.lower() == 'administrator':
admin_user = username
try:
group_memberships = s3db.enum_group_memberships(user)
for group in group_memberships:
if str(group) in groupmembers:
if user.user_sid not in groupmembers[str(group)]:
groupmembers[str(group)].append(user.user_sid)
else:
groupmembers[str(group)] = [user.user_sid]
except passdb.error as e:
logger.warn("Ignoring group memberships of '%s' %s: %s", username,
user.user_sid, e)
logger.info("Next rid = %d", next_rid)
# Check for same username/groupname
group_names = set([g.nt_name for g in grouplist])
user_names = set([u['account_name'] for u in userlist])
common_names = group_names.intersection(user_names)
if common_names:
logger.error("Following names are both user names and group names:")
for name in common_names:
logger.error(" %s" % name)
raise ProvisioningError(
"Please remove common user/group names before upgrade.")
# Check for same user sid/group sid
group_sids = set([str(g.sid) for g in grouplist])
if len(grouplist) != len(group_sids):
raise ProvisioningError(
"Please remove duplicate group sid entries before upgrade.")
user_sids = set(["%s-%u" % (domainsid, u['rid']) for u in userlist])
if len(userlist) != len(user_sids):
raise ProvisioningError(
"Please remove duplicate user sid entries before upgrade.")
common_sids = group_sids.intersection(user_sids)
if common_sids:
logger.error("Following sids are both user and group sids:")
for sid in common_sids:
logger.error(" %s" % str(sid))
raise ProvisioningError(
"Please remove duplicate sid entries before upgrade.")
# Get posix attributes from ldap or the os
homes = {}
shells = {}
pgids = {}
if ldap:
creds = Credentials()
creds.guess(samba3.lp)
creds.set_bind_dn(ldapuser)
creds.set_password(ldappass)
urls = samba3.lp.get("passdb backend").split(":", 1)[1].strip('"')
for url in urls.split():
try:
ldb_object = Ldb(url, credentials=creds)
except ldb.LdbError as e:
raise ProvisioningError(
"Could not open ldb connection to %s, the error message is: %s"
% (url, e))
else:
break
logger.info("Exporting posix attributes")
userlist = s3db.search_users(0)
for entry in userlist:
username = entry['account_name']
if username in uids.keys():
try:
if ldap:
homes[username] = get_posix_attr_from_ldap_backend(
logger, ldb_object, base_dn, username, "homeDirectory")
else:
homes[username] = pwd.getpwnam(username).pw_dir
except KeyError:
pass
except IndexError:
pass
try:
if ldap:
shells[username] = get_posix_attr_from_ldap_backend(
logger, ldb_object, base_dn, username, "loginShell")
else:
shells[username] = pwd.getpwnam(username).pw_shell
except KeyError:
pass
except IndexError:
pass
try:
if ldap:
pgids[username] = get_posix_attr_from_ldap_backend(
logger, ldb_object, base_dn, username, "gidNumber")
else:
pgids[username] = pwd.getpwnam(username).pw_gid
except KeyError:
pass
except IndexError:
pass
logger.info("Reading WINS database")
samba3_winsdb = None
try:
samba3_winsdb = samba3.get_wins_db()
except IOError as e:
logger.warn('Cannot open wins database, Ignoring: %s', str(e))
if not (serverrole == "ROLE_DOMAIN_BDC"
or serverrole == "ROLE_DOMAIN_PDC"):
dns_backend = "NONE"
# If we found an admin user, set a fake pw that we will override.
# This avoids us printing out an admin password that we won't actually
# set.
if admin_user:
adminpass = generate_random_password(12, 32)
else:
adminpass = None
# Do full provision
result = provision(logger,
session_info,
targetdir=targetdir,
realm=realm,
domain=domainname,
domainsid=domainsid,
next_rid=next_rid,
dc_rid=machinerid,
adminpass=adminpass,
dom_for_fun_level=dsdb.DS_DOMAIN_FUNCTION_2003,
hostname=netbiosname.lower(),
machinepass=machinepass,
serverrole=serverrole,
samdb_fill=FILL_FULL,
useeadb=useeadb,
dns_backend=dns_backend,
use_rfc2307=True,
use_ntvfs=use_ntvfs,
skip_sysvolacl=True)
result.report_logger(logger)
# Import WINS database
logger.info("Importing WINS database")
if samba3_winsdb:
import_wins(Ldb(result.paths.winsdb), samba3_winsdb)
# Set Account policy
logger.info("Importing Account policy")
import_sam_policy(result.samdb, policy, logger)
# Migrate IDMAP database
logger.info("Importing idmap database")
import_idmap(result.idmap, samba3, logger)
# Set the s3 context for samba4 configuration
new_lp_ctx = s3param.get_context()
new_lp_ctx.load(result.lp.configfile)
new_lp_ctx.set("private dir", result.lp.get("private dir"))
new_lp_ctx.set("state directory", result.lp.get("state directory"))
new_lp_ctx.set("lock directory", result.lp.get("lock directory"))
# Connect to samba4 backend
s4_passdb = passdb.PDB(new_lp_ctx.get("passdb backend"))
# Start a new transaction (should speed this up a little, due to index churn)
result.samdb.transaction_start()
logger.info("Adding groups")
try:
# Export groups to samba4 backend
logger.info("Importing groups")
for g in grouplist:
# Ignore uninitialized groups (gid = -1)
if g.gid != -1:
add_group_from_mapping_entry(result.samdb, g, logger)
add_ad_posix_idmap_entry(result.samdb, g.sid, g.gid,
"ID_TYPE_GID", logger)
add_posix_attrs(samdb=result.samdb,
sid=g.sid,
name=g.nt_name,
nisdomain=domainname.lower(),
xid_type="ID_TYPE_GID",
logger=logger)
except:
# We need this, so that we do not give even more errors due to not cancelling the transaction
result.samdb.transaction_cancel()
raise
logger.info("Committing 'add groups' transaction to disk")
result.samdb.transaction_commit()
logger.info("Adding users")
# Export users to samba4 backend
logger.info("Importing users")
for username in userdata:
if username.lower() == 'administrator':
if userdata[username].user_sid != dom_sid(str(domainsid) + "-500"):
logger.error(
"User 'Administrator' in your existing directory has SID %s, expected it to be %s"
% (userdata[username].user_sid,
dom_sid(str(domainsid) + "-500")))
raise ProvisioningError(
"User 'Administrator' in your existing directory does not have SID ending in -500"
)
if username.lower() == 'root':
if userdata[username].user_sid == dom_sid(str(domainsid) + "-500"):
logger.warn('User root has been replaced by Administrator')
else:
logger.warn(
'User root has been kept in the directory, it should be removed in favour of the Administrator user'
)
s4_passdb.add_sam_account(userdata[username])
if username in uids:
add_ad_posix_idmap_entry(result.samdb, userdata[username].user_sid,
uids[username], "ID_TYPE_UID", logger)
if (username in homes) and (homes[username] is not None) and \
(username in shells) and (shells[username] is not None) and \
(username in pgids) and (pgids[username] is not None):
add_posix_attrs(samdb=result.samdb,
sid=userdata[username].user_sid,
name=username,
nisdomain=domainname.lower(),
xid_type="ID_TYPE_UID",
home=homes[username],
shell=shells[username],
pgid=pgids[username],
logger=logger)
logger.info("Adding users to groups")
# Start a new transaction (should speed this up a little, due to index churn)
result.samdb.transaction_start()
try:
for g in grouplist:
if str(g.sid) in groupmembers:
add_users_to_group(result.samdb, g, groupmembers[str(g.sid)],
logger)
except:
# We need this, so that we do not give even more errors due to not cancelling the transaction
result.samdb.transaction_cancel()
raise
logger.info("Committing 'add users to groups' transaction to disk")
result.samdb.transaction_commit()
# Set password for administrator
if admin_user:
logger.info("Setting password for administrator")
admin_userdata = s4_passdb.getsampwnam("administrator")
admin_userdata.nt_passwd = userdata[admin_user].nt_passwd
if userdata[admin_user].lanman_passwd:
admin_userdata.lanman_passwd = userdata[admin_user].lanman_passwd
admin_userdata.pass_last_set_time = userdata[
admin_user].pass_last_set_time
if userdata[admin_user].pw_history:
admin_userdata.pw_history = userdata[admin_user].pw_history
s4_passdb.update_sam_account(admin_userdata)
logger.info(
"Administrator password has been set to password of user '%s'",
admin_user)
if result.server_role == "active directory domain controller":
setsysvolacl(result.samdb, result.paths.netlogon, result.paths.sysvol,
result.paths.root_uid, result.paths.root_gid,
security.dom_sid(result.domainsid),
result.names.dnsdomain, result.names.domaindn, result.lp,
use_ntvfs)
try:
from samba.samba3 import param
except ImportError:
param = None
LOGLEVEL_MAP = {
'0': 'NONE',
'1': 'MINIMUM',
'2': 'NORMAL',
'3': 'FULL',
'10': 'DEBUG',
}
RE_NETBIOSNAME = re.compile(r"^[a-zA-Z0-9\.\-_!@#\$%^&\(\)'\{\}~]{1,15}$")
LP_CTX = param.get_context()
class SMBHAMODE(enum.IntEnum):
"""
'standalone' - Not an HA system.
'legacy' - Two samba instances simultaneously running on active and standby controllers with no shared state.
'unified' - Single set of state files migrating between controllers. Single netbios name.
"""
STANDALONE = 0
LEGACY = 1
UNIFIED = 2
class SMBCmd(enum.Enum):
NET = 'net'
def upgrade_from_samba3(samba3, logger, targetdir, session_info=None, useeadb=False, dns_backend=None, use_ntvfs=False):
"""Upgrade from samba3 database to samba4 AD database
:param samba3: samba3 object
:param logger: Logger object
:param targetdir: samba4 database directory
:param session_info: Session information
"""
serverrole = samba3.lp.server_role()
domainname = samba3.lp.get("workgroup")
realm = samba3.lp.get("realm")
netbiosname = samba3.lp.get("netbios name")
if samba3.lp.get("ldapsam:trusted") is None:
samba3.lp.set("ldapsam:trusted", "yes")
# secrets db
try:
secrets_db = samba3.get_secrets_db()
except IOError as e:
raise ProvisioningError(
"Could not open '%s', the Samba3 secrets database: %s. Perhaps you specified the incorrect smb.conf, --testparm or --dbdir option?"
% (samba3.privatedir_path("secrets.tdb"), str(e))
)
if not domainname:
domainname = secrets_db.domains()[0]
logger.warning("No workgroup specified in smb.conf file, assuming '%s'", domainname)
if not realm:
if serverrole == "ROLE_DOMAIN_BDC" or serverrole == "ROLE_DOMAIN_PDC":
raise ProvisioningError(
"No realm specified in smb.conf file and being a DC. That upgrade path doesn't work! Please add a 'realm' directive to your old smb.conf to let us know which one you want to use (it is the DNS name of the AD domain you wish to create."
)
else:
realm = domainname.upper()
logger.warning("No realm specified in smb.conf file, assuming '%s'", realm)
# Find machine account and password
next_rid = 1000
try:
machinepass = secrets_db.get_machine_password(netbiosname)
except KeyError:
machinepass = None
if samba3.lp.get("passdb backend").split(":")[0].strip() == "ldapsam":
base_dn = samba3.lp.get("ldap suffix")
ldapuser = samba3.lp.get("ldap admin dn")
ldappass = secrets_db.get_ldap_bind_pw(ldapuser)
if ldappass is None:
raise ProvisioningError(
"ldapsam passdb backend detected but no LDAP Bind PW found in secrets.tdb for user %s. Please point this tool at the secrets.tdb that was used by the previous installation."
)
ldappass = ldappass.strip("\x00")
ldap = True
else:
ldapuser = None
ldappass = None
ldap = False
# We must close the direct pytdb database before the C code loads it
secrets_db.close()
# Connect to old password backend
passdb.set_secrets_dir(samba3.lp.get("private dir"))
s3db = samba3.get_sam_db()
# Get domain sid
try:
domainsid = passdb.get_global_sam_sid()
except passdb.error:
raise Exception("Can't find domain sid for '%s', Exiting." % domainname)
# Get machine account, sid, rid
try:
machineacct = s3db.getsampwnam("%s$" % netbiosname)
except passdb.error:
machinerid = None
machinesid = None
else:
machinesid, machinerid = machineacct.user_sid.split()
# Export account policy
logger.info("Exporting account policy")
policy = s3db.get_account_policy()
# Export groups from old passdb backend
logger.info("Exporting groups")
grouplist = s3db.enum_group_mapping()
groupmembers = {}
for group in grouplist:
sid, rid = group.sid.split()
if sid == domainsid:
if rid >= next_rid:
next_rid = rid + 1
# Get members for each group/alias
if group.sid_name_use == lsa.SID_NAME_ALIAS:
try:
members = s3db.enum_aliasmem(group.sid)
groupmembers[str(group.sid)] = members
except passdb.error as e:
logger.warn("Ignoring group '%s' %s listed but then not found: %s", group.nt_name, group.sid, e)
continue
elif group.sid_name_use == lsa.SID_NAME_DOM_GRP:
try:
members = s3db.enum_group_members(group.sid)
groupmembers[str(group.sid)] = members
except passdb.error as e:
logger.warn("Ignoring group '%s' %s listed but then not found: %s", group.nt_name, group.sid, e)
continue
elif group.sid_name_use == lsa.SID_NAME_WKN_GRP:
(group_dom_sid, rid) = group.sid.split()
if group_dom_sid != security.dom_sid(security.SID_BUILTIN):
logger.warn(
"Ignoring 'well known' group '%s' (should already be in AD, and have no members)", group.nt_name
)
continue
# A number of buggy databases mix up well known groups and aliases.
try:
members = s3db.enum_aliasmem(group.sid)
groupmembers[str(group.sid)] = members
except passdb.error as e:
logger.warn("Ignoring group '%s' %s listed but then not found: %s", group.nt_name, group.sid, e)
continue
else:
logger.warn("Ignoring group '%s' %s with sid_name_use=%d", group.nt_name, group.sid, group.sid_name_use)
continue
# Export users from old passdb backend
logger.info("Exporting users")
userlist = s3db.search_users(0)
userdata = {}
uids = {}
admin_user = None
for entry in userlist:
if machinerid and machinerid == entry["rid"]:
continue
username = entry["account_name"]
if entry["rid"] < 1000:
logger.info(" Skipping wellknown rid=%d (for username=%s)", entry["rid"], username)
continue
if entry["rid"] >= next_rid:
next_rid = entry["rid"] + 1
user = s3db.getsampwnam(username)
acct_type = user.acct_ctrl & (samr.ACB_NORMAL | samr.ACB_WSTRUST | samr.ACB_SVRTRUST | samr.ACB_DOMTRUST)
if acct_type == samr.ACB_SVRTRUST:
logger.warn(
" Demoting BDC account trust for %s, this DC must be elevated to an AD DC using 'samba-tool domain dcpromo'"
% username[:-1]
)
user.acct_ctrl = (user.acct_ctrl & ~samr.ACB_SVRTRUST) | samr.ACB_WSTRUST
elif acct_type == samr.ACB_DOMTRUST:
logger.warn(
" Skipping inter-domain trust from domain %s, this trust must be re-created as an AD trust"
% username[:-1]
)
continue
elif acct_type == (samr.ACB_WSTRUST) and username[-1] != "$":
logger.warn(
" Skipping account %s that has ACB_WSTRUST (W) set but does not end in $. This account can not have worked, and is probably left over from a misconfiguration."
% username
)
continue
elif acct_type == (samr.ACB_NORMAL | samr.ACB_WSTRUST) and username[-1] == "$":
logger.warn(
" Fixing account %s which had both ACB_NORMAL (U) and ACB_WSTRUST (W) set. Account will be marked as ACB_WSTRUST (W), i.e. as a domain member"
% username
)
user.acct_ctrl = user.acct_ctrl & ~samr.ACB_NORMAL
elif acct_type == (samr.ACB_NORMAL | samr.ACB_SVRTRUST) and username[-1] == "$":
logger.warn(
" Fixing account %s which had both ACB_NORMAL (U) and ACB_SVRTRUST (S) set. Account will be marked as ACB_WSTRUST (S), i.e. as a domain member"
% username
)
user.acct_ctrl = user.acct_ctrl & ~samr.ACB_NORMAL
elif acct_type == 0 and username[-1] != "$":
user.acct_ctrl = user.acct_ctrl | samr.ACB_NORMAL
elif acct_type == samr.ACB_NORMAL or acct_type == samr.ACB_WSTRUST:
pass
else:
raise ProvisioningError(
"""Failed to upgrade due to invalid account %s, account control flags 0x%08X must have exactly one of
ACB_NORMAL (N, 0x%08X), ACB_WSTRUST (W 0x%08X), ACB_SVRTRUST (S 0x%08X) or ACB_DOMTRUST (D 0x%08X).
Please fix this account before attempting to upgrade again
"""
% (username, user.acct_ctrl, samr.ACB_NORMAL, samr.ACB_WSTRUST, samr.ACB_SVRTRUST, samr.ACB_DOMTRUST)
)
userdata[username] = user
try:
uids[username] = s3db.sid_to_id(user.user_sid)[0]
except passdb.error:
try:
uids[username] = pwd.getpwnam(username).pw_uid
except KeyError:
pass
if not admin_user and username.lower() == "root":
admin_user = username
if username.lower() == "administrator":
admin_user = username
try:
group_memberships = s3db.enum_group_memberships(user)
for group in group_memberships:
if str(group) in groupmembers:
if user.user_sid not in groupmembers[str(group)]:
groupmembers[str(group)].append(user.user_sid)
else:
groupmembers[str(group)] = [user.user_sid]
except passdb.error as e:
logger.warn("Ignoring group memberships of '%s' %s: %s", username, user.user_sid, e)
logger.info("Next rid = %d", next_rid)
# Check for same username/groupname
group_names = set([g.nt_name for g in grouplist])
user_names = set([u["account_name"] for u in userlist])
common_names = group_names.intersection(user_names)
if common_names:
logger.error("Following names are both user names and group names:")
for name in common_names:
logger.error(" %s" % name)
raise ProvisioningError("Please remove common user/group names before upgrade.")
# Check for same user sid/group sid
group_sids = set([str(g.sid) for g in grouplist])
if len(grouplist) != len(group_sids):
raise ProvisioningError("Please remove duplicate group sid entries before upgrade.")
user_sids = set(["%s-%u" % (domainsid, u["rid"]) for u in userlist])
if len(userlist) != len(user_sids):
raise ProvisioningError("Please remove duplicate user sid entries before upgrade.")
common_sids = group_sids.intersection(user_sids)
if common_sids:
logger.error("Following sids are both user and group sids:")
for sid in common_sids:
logger.error(" %s" % str(sid))
raise ProvisioningError("Please remove duplicate sid entries before upgrade.")
# Get posix attributes from ldap or the os
homes = {}
shells = {}
pgids = {}
if ldap:
creds = Credentials()
creds.guess(samba3.lp)
creds.set_bind_dn(ldapuser)
creds.set_password(ldappass)
urls = samba3.lp.get("passdb backend").split(":", 1)[1].strip('"')
for url in urls.split():
try:
ldb_object = Ldb(url, credentials=creds)
except ldb.LdbError as e:
raise ProvisioningError("Could not open ldb connection to %s, the error message is: %s" % (url, e))
else:
break
logger.info("Exporting posix attributes")
userlist = s3db.search_users(0)
for entry in userlist:
username = entry["account_name"]
if username in uids.keys():
try:
if ldap:
homes[username] = get_posix_attr_from_ldap_backend(
logger, ldb_object, base_dn, username, "homeDirectory"
)
else:
homes[username] = pwd.getpwnam(username).pw_dir
except KeyError:
pass
except IndexError:
pass
try:
if ldap:
shells[username] = get_posix_attr_from_ldap_backend(
logger, ldb_object, base_dn, username, "loginShell"
)
else:
shells[username] = pwd.getpwnam(username).pw_shell
except KeyError:
pass
except IndexError:
pass
try:
if ldap:
pgids[username] = get_posix_attr_from_ldap_backend(
logger, ldb_object, base_dn, username, "gidNumber"
)
else:
pgids[username] = pwd.getpwnam(username).pw_gid
except KeyError:
pass
except IndexError:
pass
logger.info("Reading WINS database")
samba3_winsdb = None
try:
samba3_winsdb = samba3.get_wins_db()
except IOError as e:
logger.warn("Cannot open wins database, Ignoring: %s", str(e))
if not (serverrole == "ROLE_DOMAIN_BDC" or serverrole == "ROLE_DOMAIN_PDC"):
dns_backend = "NONE"
# If we found an admin user, set a fake pw that we will override.
# This avoids us printing out an admin password that we won't actually
# set.
if admin_user:
adminpass = generate_random_password(12, 32)
else:
adminpass = None
# Do full provision
result = provision(
logger,
session_info,
targetdir=targetdir,
realm=realm,
domain=domainname,
domainsid=domainsid,
next_rid=next_rid,
dc_rid=machinerid,
adminpass=adminpass,
dom_for_fun_level=dsdb.DS_DOMAIN_FUNCTION_2003,
hostname=netbiosname.lower(),
machinepass=machinepass,
serverrole=serverrole,
samdb_fill=FILL_FULL,
useeadb=useeadb,
dns_backend=dns_backend,
use_rfc2307=True,
use_ntvfs=use_ntvfs,
skip_sysvolacl=True,
)
result.report_logger(logger)
# Import WINS database
logger.info("Importing WINS database")
if samba3_winsdb:
import_wins(Ldb(result.paths.winsdb), samba3_winsdb)
# Set Account policy
logger.info("Importing Account policy")
import_sam_policy(result.samdb, policy, logger)
# Migrate IDMAP database
logger.info("Importing idmap database")
import_idmap(result.idmap, samba3, logger)
# Set the s3 context for samba4 configuration
new_lp_ctx = s3param.get_context()
new_lp_ctx.load(result.lp.configfile)
new_lp_ctx.set("private dir", result.lp.get("private dir"))
new_lp_ctx.set("state directory", result.lp.get("state directory"))
new_lp_ctx.set("lock directory", result.lp.get("lock directory"))
# Connect to samba4 backend
s4_passdb = passdb.PDB(new_lp_ctx.get("passdb backend"))
# Start a new transaction (should speed this up a little, due to index churn)
result.samdb.transaction_start()
logger.info("Adding groups")
try:
# Export groups to samba4 backend
logger.info("Importing groups")
for g in grouplist:
# Ignore uninitialized groups (gid = -1)
if g.gid != -1:
add_group_from_mapping_entry(result.samdb, g, logger)
add_ad_posix_idmap_entry(result.samdb, g.sid, g.gid, "ID_TYPE_GID", logger)
add_posix_attrs(
samdb=result.samdb,
sid=g.sid,
name=g.nt_name,
nisdomain=domainname.lower(),
xid_type="ID_TYPE_GID",
logger=logger,
)
except:
# We need this, so that we do not give even more errors due to not cancelling the transaction
result.samdb.transaction_cancel()
raise
logger.info("Committing 'add groups' transaction to disk")
result.samdb.transaction_commit()
logger.info("Adding users")
# Start a new transaction (should speed this up a little, due to index churn)
result.samdb.transaction_start()
try:
# Export users to samba4 backend
logger.info("Importing users")
for username in userdata:
if username.lower() == "administrator":
if userdata[username].user_sid != dom_sid(str(domainsid) + "-500"):
logger.error(
"User 'Administrator' in your existing directory has SID %s, expected it to be %s"
% (userdata[username].user_sid, dom_sid(str(domainsid) + "-500"))
)
raise ProvisioningError(
"User 'Administrator' in your existing directory does not have SID ending in -500"
)
if username.lower() == "root":
if userdata[username].user_sid == dom_sid(str(domainsid) + "-500"):
logger.warn("User root has been replaced by Administrator")
else:
logger.warn(
"User root has been kept in the directory, it should be removed in favour of the Administrator user"
)
s4_passdb.add_sam_account(userdata[username])
if username in uids:
add_ad_posix_idmap_entry(
result.samdb, userdata[username].user_sid, uids[username], "ID_TYPE_UID", logger
)
if (
(username in homes)
and (homes[username] is not None)
and (username in shells)
and (shells[username] is not None)
and (username in pgids)
and (pgids[username] is not None)
):
add_posix_attrs(
samdb=result.samdb,
sid=userdata[username].user_sid,
name=username,
nisdomain=domainname.lower(),
xid_type="ID_TYPE_UID",
home=homes[username],
shell=shells[username],
pgid=pgids[username],
logger=logger,
)
except:
# We need this, so that we do not give even more errors due to not cancelling the transaction
result.samdb.transaction_cancel()
raise
logger.info("Committing 'add users' transaction to disk")
result.samdb.transaction_commit()
logger.info("Adding users to groups")
# Start a new transaction (should speed this up a little, due to index churn)
result.samdb.transaction_start()
try:
for g in grouplist:
if str(g.sid) in groupmembers:
add_users_to_group(result.samdb, g, groupmembers[str(g.sid)], logger)
except:
# We need this, so that we do not give even more errors due to not cancelling the transaction
result.samdb.transaction_cancel()
raise
logger.info("Committing 'add users to groups' transaction to disk")
result.samdb.transaction_commit()
# Set password for administrator
if admin_user:
logger.info("Setting password for administrator")
admin_userdata = s4_passdb.getsampwnam("administrator")
admin_userdata.nt_passwd = userdata[admin_user].nt_passwd
if userdata[admin_user].lanman_passwd:
admin_userdata.lanman_passwd = userdata[admin_user].lanman_passwd
admin_userdata.pass_last_set_time = userdata[admin_user].pass_last_set_time
if userdata[admin_user].pw_history:
admin_userdata.pw_history = userdata[admin_user].pw_history
s4_passdb.update_sam_account(admin_userdata)
logger.info("Administrator password has been set to password of user '%s'", admin_user)
if result.server_role == "active directory domain controller":
setsysvolacl(
result.samdb,
result.paths.netlogon,
result.paths.sysvol,
result.paths.root_uid,
result.paths.root_gid,
security.dom_sid(result.domainsid),
result.names.dnsdomain,
result.names.domaindn,
result.lp,
use_ntvfs,
)
def run(self, smbconf=None, targetdir=None, dbdir=None, testparm=None,
quiet=False, verbose=False, use_xattrs=None, sambaopts=None, versionopts=None):
if not os.path.exists(smbconf):
raise CommandError("File %s does not exist" % smbconf)
if testparm and not os.path.exists(testparm):
raise CommandError("Testparm utility %s does not exist" % testparm)
if dbdir and not os.path.exists(dbdir):
raise CommandError("Directory %s does not exist" % dbdir)
if not dbdir and not testparm:
raise CommandError("Please specify either dbdir or testparm")
logger = self.get_logger()
if verbose:
logger.setLevel(logging.DEBUG)
elif quiet:
logger.setLevel(logging.WARNING)
else:
logger.setLevel(logging.INFO)
if dbdir and testparm:
logger.warning("both dbdir and testparm specified, ignoring dbdir.")
dbdir = None
lp = sambaopts.get_loadparm()
s3conf = s3param.get_context()
if sambaopts.realm:
s3conf.set("realm", sambaopts.realm)
if targetdir is not None:
if not os.path.isdir(targetdir):
os.mkdir(targetdir)
eadb = True
if use_xattrs == "yes":
eadb = False
elif use_xattrs == "auto" and not s3conf.get("posix:eadb"):
if targetdir:
tmpfile = tempfile.NamedTemporaryFile(dir=os.path.abspath(targetdir))
else:
tmpfile = tempfile.NamedTemporaryFile(dir=os.path.abspath(os.path.dirname(lp.get("private dir"))))
try:
try:
samba.ntacls.setntacl(lp, tmpfile.name,
"O:S-1-5-32G:S-1-5-32", "S-1-5-32", "native")
eadb = False
except Exception:
# FIXME: Don't catch all exceptions here
logger.info("You are not root or your system do not support xattr, using tdb backend for attributes. "
"If you intend to use this provision in production, rerun the script as root on a system supporting xattrs.")
finally:
tmpfile.close()
# Set correct default values from dbdir or testparm
paths = {}
if dbdir:
paths["state directory"] = dbdir
paths["private dir"] = dbdir
paths["lock directory"] = dbdir
else:
paths["state directory"] = get_testparm_var(testparm, smbconf, "state directory")
paths["private dir"] = get_testparm_var(testparm, smbconf, "private dir")
paths["lock directory"] = get_testparm_var(testparm, smbconf, "lock directory")
# "testparm" from Samba 3 < 3.4.x is not aware of the parameter
# "state directory", instead make use of "lock directory"
if len(paths["state directory"]) == 0:
paths["state directory"] = paths["lock directory"]
for p in paths:
s3conf.set(p, paths[p])
# load smb.conf parameters
logger.info("Reading smb.conf")
s3conf.load(smbconf)
samba3 = Samba3(smbconf, s3conf)
logger.info("Provisioning")
upgrade_from_samba3(samba3, logger, targetdir, session_info=system_session(),
useeadb=eadb)
def upgrade_from_samba3(samba3, logger, targetdir, session_info=None):
"""Upgrade from samba3 database to samba4 AD database
:param samba3: samba3 object
:param logger: Logger object
:param targetdir: samba4 database directory
:param session_info: Session information
"""
if samba3.lp.get("domain logons"):
serverrole = "domain controller"
else:
if samba3.lp.get("security") == "user":
serverrole = "standalone"
else:
serverrole = "member server"
domainname = samba3.lp.get("workgroup")
realm = samba3.lp.get("realm")
netbiosname = samba3.lp.get("netbios name")
# secrets db
secrets_db = samba3.get_secrets_db()
if not domainname:
domainname = secrets_db.domains()[0]
logger.warning("No workgroup specified in smb.conf file, assuming '%s'",
domainname)
if not realm:
if serverrole == "domain controller":
logger.warning("No realm specified in smb.conf file and being a DC. That upgrade path doesn't work! Please add a 'realm' directive to your old smb.conf to let us know which one you want to use (generally it's the upcased DNS domainname).")
return
else:
realm = domainname.upper()
logger.warning("No realm specified in smb.conf file, assuming '%s'",
realm)
# Find machine account and password
machinepass = None
machinerid = None
machinesid = None
next_rid = 1000
try:
machinepass = secrets_db.get_machine_password(netbiosname)
except:
pass
# We must close the direct pytdb database before the C code loads it
secrets_db.close()
# Connect to old password backend
passdb.set_secrets_dir(samba3.lp.get("private dir"))
s3db = samba3.get_sam_db()
# Get domain sid
try:
domainsid = passdb.get_global_sam_sid()
except passdb.error:
raise Exception("Can't find domain sid for '%s', Exiting." % domainname)
# Get machine account, sid, rid
try:
machineacct = s3db.getsampwnam('%s$' % netbiosname)
machinesid, machinerid = machineacct.user_sid.split()
except:
pass
# Export account policy
logger.info("Exporting account policy")
policy = s3db.get_account_policy()
# Export groups from old passdb backend
logger.info("Exporting groups")
grouplist = s3db.enum_group_mapping()
groupmembers = {}
for group in grouplist:
sid, rid = group.sid.split()
if sid == domainsid:
if rid >= next_rid:
next_rid = rid + 1
# Get members for each group/alias
if group.sid_name_use == lsa.SID_NAME_ALIAS:
members = s3db.enum_aliasmem(group.sid)
elif group.sid_name_use == lsa.SID_NAME_DOM_GRP:
try:
members = s3db.enum_group_members(group.sid)
except:
continue
elif group.sid_name_use == lsa.SID_NAME_WKN_GRP:
logger.warn("Ignoring 'well known' group '%s' (should already be in AD, and have no members)",
group.nt_name, group.sid_name_use)
continue
else:
logger.warn("Ignoring group '%s' with sid_name_use=%d",
group.nt_name, group.sid_name_use)
continue
groupmembers[group.nt_name] = members
# Export users from old passdb backend
logger.info("Exporting users")
userlist = s3db.search_users(0)
userdata = {}
uids = {}
admin_user = None
for entry in userlist:
if machinerid and machinerid == entry['rid']:
continue
username = entry['account_name']
if entry['rid'] < 1000:
logger.info(" Skipping wellknown rid=%d (for username=%s)", entry['rid'], username)
continue
if entry['rid'] >= next_rid:
next_rid = entry['rid'] + 1
userdata[username] = s3db.getsampwnam(username)
try:
uids[username] = s3db.sid_to_id(userdata[username].user_sid)[0]
except:
try:
uids[username] = pwd.getpwnam(username).pw_uid
except:
pass
if not admin_user and username.lower() == 'root':
admin_user = username
if username.lower() == 'administrator':
admin_user = username
logger.info("Next rid = %d", next_rid)
# Do full provision
result = provision(logger, session_info, None,
targetdir=targetdir, realm=realm, domain=domainname,
domainsid=str(domainsid), next_rid=next_rid,
dc_rid=machinerid,
hostname=netbiosname, machinepass=machinepass,
serverrole=serverrole, samdb_fill=FILL_FULL)
# Import WINS database
logger.info("Importing WINS database")
import_wins(Ldb(result.paths.winsdb), samba3.get_wins_db())
# Set Account policy
logger.info("Importing Account policy")
import_sam_policy(result.samdb, policy, logger)
# Migrate IDMAP database
logger.info("Importing idmap database")
import_idmap(result.idmap, samba3, logger)
# Set the s3 context for samba4 configuration
new_lp_ctx = s3param.get_context()
new_lp_ctx.load(result.lp.configfile)
new_lp_ctx.set("private dir", result.lp.get("private dir"))
new_lp_ctx.set("state directory", result.lp.get("state directory"))
new_lp_ctx.set("lock directory", result.lp.get("lock directory"))
# Connect to samba4 backend
s4_passdb = passdb.PDB(new_lp_ctx.get("passdb backend"))
# Export groups to samba4 backend
logger.info("Importing groups")
for g in grouplist:
# Ignore uninitialized groups (gid = -1)
if g.gid != 0xffffffff:
add_idmap_entry(result.idmap, g.sid, g.gid, "GID", logger)
add_group_from_mapping_entry(result.samdb, g, logger)
# Export users to samba4 backend
logger.info("Importing users")
for username in userdata:
if username.lower() == 'administrator' or username.lower() == 'root':
continue
s4_passdb.add_sam_account(userdata[username])
if username in uids:
add_idmap_entry(result.idmap, userdata[username].user_sid, uids[username], "UID", logger)
logger.info("Adding users to groups")
for g in grouplist:
if g.nt_name in groupmembers:
add_users_to_group(result.samdb, g, groupmembers[g.nt_name], logger)
# Set password for administrator
if admin_user:
logger.info("Setting password for administrator")
admin_userdata = s4_passdb.getsampwnam("administrator")
admin_userdata.nt_passwd = userdata[admin_user].nt_passwd
if userdata[admin_user].lanman_passwd:
admin_userdata.lanman_passwd = userdata[admin_user].lanman_passwd
admin_userdata.pass_last_set_time = userdata[admin_user].pass_last_set_time
if userdata[admin_user].pw_history:
admin_userdata.pw_history = userdata[admin_user].pw_history
s4_passdb.update_sam_account(admin_userdata)
logger.info("Administrator password has been set to password of user '%s'", admin_user)
