2 # Unix SMB/CIFS implementation.
3 # backend code for provisioning a Samba4 server
5 # Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007-2008
6 # Copyright (C) Andrew Bartlett <abartlet@samba.org> 2008-2009
7 # Copyright (C) Oliver Liebel <oliver@itc.li> 2008-2009
9 # Based on the original in EJS:
10 # Copyright (C) Andrew Tridgell <tridge@samba.org> 2005
12 # This program is free software; you can redistribute it and/or modify
13 # it under the terms of the GNU General Public License as published by
14 # the Free Software Foundation; either version 3 of the License, or
15 # (at your option) any later version.
17 # This program is distributed in the hope that it will be useful,
18 # but WITHOUT ANY WARRANTY; without even the implied warranty of
19 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 # GNU General Public License for more details.
22 # You should have received a copy of the GNU General Public License
23 # along with this program. If not, see <http://www.gnu.org/licenses/>.
26 """Functions for setting up a Samba configuration."""
28 from base64 import b64encode
43 from credentials import Credentials, DONT_USE_KERBEROS
44 from auth import system_session, admin_session
45 from samba import version, Ldb, substitute_var, valid_netbios_name, check_all_substituted, \
47 from samba.samdb import SamDB
48 from samba.idmap import IDmapDB
49 from samba.dcerpc import security
51 from ldb import SCOPE_SUBTREE, SCOPE_ONELEVEL, SCOPE_BASE, LdbError, timestring
52 from ms_schema import read_ms_schema
53 from ms_display_specifiers import read_ms_ldif
54 from signal import SIGTERM
56 __docformat__ = "restructuredText"
59 class ProvisioningError(ValueError):
64 """Find the setup directory used by provision."""
65 dirname = os.path.dirname(__file__)
66 if "/site-packages/" in dirname:
67 prefix = "/".join(dirname[:dirname.index("/site-packages/")].split("/")[:-2])
68 for suffix in ["share/setup", "share/samba/setup", "setup"]:
69 ret = os.path.join(prefix, suffix)
70 if os.path.isdir(ret):
73 ret = os.path.join(dirname, "../../../setup")
74 if os.path.isdir(ret):
76 raise Exception("Unable to find setup directory.")
79 DEFAULTSITE = "Default-First-Site-Name"
81 class InvalidNetbiosName(Exception):
82 """A specified name was not a valid NetBIOS name."""
83 def __init__(self, name):
84 super(InvalidNetbiosName, self).__init__("The name '%r' is not a valid NetBIOS name" % name)
87 class ProvisionPaths(object):
100 self.dns_keytab = None
103 self.private_dir = None
105 self.slapdconf = None
106 self.modulesconf = None
107 self.memberofconf = None
108 self.fedoradsinf = None
109 self.fedoradspartitions = None
110 self.fedoradssasl = None
112 self.olmmrserveridsconf = None
113 self.olmmrsyncreplconf = None
116 self.olcseedldif = None
119 class ProvisionNames(object):
126 self.ldapmanagerdn = None
127 self.dnsdomain = None
129 self.netbiosname = None
136 class ProvisionResult(object):
143 class Schema(object):
144 def __init__(self, setup_path, schemadn=None,
145 serverdn=None, sambadn=None, ldap_backend_type=None):
146 """Load schema for the SamDB from the AD schema files and samba4_schema.ldif
148 :param samdb: Load a schema into a SamDB.
149 :param setup_path: Setup path function.
150 :param schemadn: DN of the schema
151 :param serverdn: DN of the server
153 Returns the schema data loaded, to avoid double-parsing when then needing to add it to the db
157 self.schema_data = read_ms_schema(setup_path('ad-schema/MS-AD_Schema_2K8_Attributes.txt'),
158 setup_path('ad-schema/MS-AD_Schema_2K8_Classes.txt'))
159 self.schema_data += open(setup_path("schema_samba4.ldif"), 'r').read()
160 self.schema_data = substitute_var(self.schema_data, {"SCHEMADN": schemadn})
161 check_all_substituted(self.schema_data)
163 self.schema_dn_modify = read_and_sub_file(setup_path("provision_schema_basedn_modify.ldif"),
164 {"SCHEMADN": schemadn,
165 "SERVERDN": serverdn,
167 self.schema_dn_add = read_and_sub_file(setup_path("provision_schema_basedn.ldif"),
168 {"SCHEMADN": schemadn
171 prefixmap = open(setup_path("prefixMap.txt"), 'r').read()
172 prefixmap = b64encode(prefixmap)
174 # We don't actually add this ldif, just parse it
175 prefixmap_ldif = "dn: cn=schema\nprefixMap:: %s\n\n" % prefixmap
176 self.ldb.set_schema_from_ldif(prefixmap_ldif, self.schema_data)
179 # Return a hash with the forward attribute as a key and the back as the value
180 def get_linked_attributes(schemadn,schemaldb):
181 attrs = ["linkID", "lDAPDisplayName"]
182 res = schemaldb.search(expression="(&(linkID=*)(!(linkID:1.2.840.113556.1.4.803:=1))(objectclass=attributeSchema)(attributeSyntax=2.5.5.1))", base=schemadn, scope=SCOPE_ONELEVEL, attrs=attrs)
184 for i in range (0, len(res)):
185 expression = "(&(objectclass=attributeSchema)(linkID=%d)(attributeSyntax=2.5.5.1))" % (int(res[i]["linkID"][0])+1)
186 target = schemaldb.searchone(basedn=schemadn,
187 expression=expression,
188 attribute="lDAPDisplayName",
190 if target is not None:
191 attributes[str(res[i]["lDAPDisplayName"])]=str(target)
195 def get_dnsyntax_attributes(schemadn,schemaldb):
196 attrs = ["linkID", "lDAPDisplayName"]
197 res = schemaldb.search(expression="(&(!(linkID=*))(objectclass=attributeSchema)(attributeSyntax=2.5.5.1))", base=schemadn, scope=SCOPE_ONELEVEL, attrs=attrs)
199 for i in range (0, len(res)):
200 attributes.append(str(res[i]["lDAPDisplayName"]))
205 def check_install(lp, session_info, credentials):
206 """Check whether the current install seems ok.
208 :param lp: Loadparm context
209 :param session_info: Session information
210 :param credentials: Credentials
212 if lp.get("realm") == "":
213 raise Exception("Realm empty")
214 ldb = Ldb(lp.get("sam database"), session_info=session_info,
215 credentials=credentials, lp=lp)
216 if len(ldb.search("(cn=Administrator)")) != 1:
217 raise ProvisioningError("No administrator account found")
220 def findnss(nssfn, names):
221 """Find a user or group from a list of possibilities.
223 :param nssfn: NSS Function to try (should raise KeyError if not found)
224 :param names: Names to check.
225 :return: Value return by first names list.
232 raise KeyError("Unable to find user/group %r" % names)
235 findnss_uid = lambda names: findnss(pwd.getpwnam, names)[2]
236 findnss_gid = lambda names: findnss(grp.getgrnam, names)[2]
239 def read_and_sub_file(file, subst_vars):
240 """Read a file and sub in variables found in it
242 :param file: File to be read (typically from setup directory)
243 param subst_vars: Optional variables to subsitute in the file.
245 data = open(file, 'r').read()
246 if subst_vars is not None:
247 data = substitute_var(data, subst_vars)
248 check_all_substituted(data)
252 def setup_add_ldif(ldb, ldif_path, subst_vars=None):
253 """Setup a ldb in the private dir.
255 :param ldb: LDB file to import data into
256 :param ldif_path: Path of the LDIF file to load
257 :param subst_vars: Optional variables to subsitute in LDIF.
259 assert isinstance(ldif_path, str)
261 data = read_and_sub_file(ldif_path, subst_vars)
265 def setup_modify_ldif(ldb, ldif_path, subst_vars=None):
266 """Modify a ldb in the private dir.
268 :param ldb: LDB object.
269 :param ldif_path: LDIF file path.
270 :param subst_vars: Optional dictionary with substitution variables.
272 data = read_and_sub_file(ldif_path, subst_vars)
274 ldb.modify_ldif(data)
277 def setup_ldb(ldb, ldif_path, subst_vars):
278 """Import a LDIF a file into a LDB handle, optionally substituting variables.
280 :note: Either all LDIF data will be added or none (using transactions).
282 :param ldb: LDB file to import into.
283 :param ldif_path: Path to the LDIF file.
284 :param subst_vars: Dictionary with substitution variables.
286 assert ldb is not None
287 ldb.transaction_start()
289 setup_add_ldif(ldb, ldif_path, subst_vars)
291 ldb.transaction_cancel()
293 ldb.transaction_commit()
296 def setup_file(template, fname, subst_vars):
297 """Setup a file in the private dir.
299 :param template: Path of the template file.
300 :param fname: Path of the file to create.
301 :param subst_vars: Substitution variables.
305 if os.path.exists(f):
308 data = read_and_sub_file(template, subst_vars)
309 open(f, 'w').write(data)
312 def provision_paths_from_lp(lp, dnsdomain):
313 """Set the default paths for provisioning.
315 :param lp: Loadparm context.
316 :param dnsdomain: DNS Domain name
318 paths = ProvisionPaths()
319 paths.private_dir = lp.get("private dir")
320 paths.keytab = "secrets.keytab"
321 paths.dns_keytab = "dns.keytab"
323 paths.shareconf = os.path.join(paths.private_dir, "share.ldb")
324 paths.samdb = os.path.join(paths.private_dir, lp.get("sam database") or "samdb.ldb")
325 paths.idmapdb = os.path.join(paths.private_dir, lp.get("idmap database") or "idmap.ldb")
326 paths.secrets = os.path.join(paths.private_dir, lp.get("secrets database") or "secrets.ldb")
327 paths.dns = os.path.join(paths.private_dir, dnsdomain + ".zone")
328 paths.namedconf = os.path.join(paths.private_dir, "named.conf")
329 paths.namedtxt = os.path.join(paths.private_dir, "named.txt")
330 paths.krb5conf = os.path.join(paths.private_dir, "krb5.conf")
331 paths.winsdb = os.path.join(paths.private_dir, "wins.ldb")
332 paths.s4_ldapi_path = os.path.join(paths.private_dir, "ldapi")
333 paths.phpldapadminconfig = os.path.join(paths.private_dir,
334 "phpldapadmin-config.php")
335 paths.ldapdir = os.path.join(paths.private_dir,
337 paths.slapdconf = os.path.join(paths.ldapdir,
339 paths.slapdpid = os.path.join(paths.ldapdir,
341 paths.modulesconf = os.path.join(paths.ldapdir,
343 paths.memberofconf = os.path.join(paths.ldapdir,
345 paths.fedoradsinf = os.path.join(paths.ldapdir,
347 paths.fedoradspartitions = os.path.join(paths.ldapdir,
348 "fedorads-partitions.ldif")
349 paths.fedoradssasl = os.path.join(paths.ldapdir,
350 "fedorads-sasl.ldif")
351 paths.fedoradssamba = os.path.join(paths.ldapdir,
352 "fedorads-samba.ldif")
353 paths.olmmrserveridsconf = os.path.join(paths.ldapdir,
354 "mmr_serverids.conf")
355 paths.olmmrsyncreplconf = os.path.join(paths.ldapdir,
357 paths.olcdir = os.path.join(paths.ldapdir,
359 paths.olcseedldif = os.path.join(paths.ldapdir,
361 paths.hklm = "hklm.ldb"
362 paths.hkcr = "hkcr.ldb"
363 paths.hkcu = "hkcu.ldb"
364 paths.hku = "hku.ldb"
365 paths.hkpd = "hkpd.ldb"
366 paths.hkpt = "hkpt.ldb"
368 paths.sysvol = lp.get("path", "sysvol")
370 paths.netlogon = lp.get("path", "netlogon")
372 paths.smbconf = lp.configfile
377 def guess_names(lp=None, hostname=None, domain=None, dnsdomain=None,
378 serverrole=None, rootdn=None, domaindn=None, configdn=None,
379 schemadn=None, serverdn=None, sitename=None, sambadn=None):
380 """Guess configuration settings to use."""
383 hostname = socket.gethostname().split(".")[0].lower()
385 netbiosname = hostname.upper()
386 if not valid_netbios_name(netbiosname):
387 raise InvalidNetbiosName(netbiosname)
389 hostname = hostname.lower()
391 if dnsdomain is None:
392 dnsdomain = lp.get("realm")
394 if serverrole is None:
395 serverrole = lp.get("server role")
397 assert dnsdomain is not None
398 realm = dnsdomain.upper()
400 if lp.get("realm").upper() != realm:
401 raise Exception("realm '%s' in %s must match chosen realm '%s'" %
402 (lp.get("realm"), lp.configfile, realm))
404 dnsdomain = dnsdomain.lower()
406 if serverrole == "domain controller":
408 domain = lp.get("workgroup")
410 domaindn = "DC=" + dnsdomain.replace(".", ",DC=")
411 if lp.get("workgroup").upper() != domain.upper():
412 raise Exception("workgroup '%s' in smb.conf must match chosen domain '%s'",
413 lp.get("workgroup"), domain)
417 domaindn = "CN=" + netbiosname
419 assert domain is not None
420 domain = domain.upper()
421 if not valid_netbios_name(domain):
422 raise InvalidNetbiosName(domain)
428 configdn = "CN=Configuration," + rootdn
430 schemadn = "CN=Schema," + configdn
437 names = ProvisionNames()
438 names.rootdn = rootdn
439 names.domaindn = domaindn
440 names.configdn = configdn
441 names.schemadn = schemadn
442 names.sambadn = sambadn
443 names.ldapmanagerdn = "CN=Manager," + rootdn
444 names.dnsdomain = dnsdomain
445 names.domain = domain
447 names.netbiosname = netbiosname
448 names.hostname = hostname
449 names.sitename = sitename
450 names.serverdn = "CN=%s,CN=Servers,CN=%s,CN=Sites,%s" % (netbiosname, sitename, configdn)
455 def make_smbconf(smbconf, setup_path, hostname, domain, realm, serverrole,
457 """Create a new smb.conf file based on a couple of basic settings.
459 assert smbconf is not None
461 hostname = socket.gethostname().split(".")[0].lower()
463 if serverrole is None:
464 serverrole = "standalone"
466 assert serverrole in ("domain controller", "member server", "standalone")
467 if serverrole == "domain controller":
469 elif serverrole == "member server":
470 smbconfsuffix = "member"
471 elif serverrole == "standalone":
472 smbconfsuffix = "standalone"
474 assert domain is not None
475 assert realm is not None
477 default_lp = param.LoadParm()
478 #Load non-existant file
479 if os.path.exists(smbconf):
480 default_lp.load(smbconf)
482 if targetdir is not None:
483 privatedir_line = "private dir = " + os.path.abspath(os.path.join(targetdir, "private"))
484 lockdir_line = "lock dir = " + os.path.abspath(targetdir)
486 default_lp.set("lock dir", os.path.abspath(targetdir))
491 sysvol = os.path.join(default_lp.get("lock dir"), "sysvol")
492 netlogon = os.path.join(sysvol, realm.lower(), "scripts")
494 setup_file(setup_path("provision.smb.conf.%s" % smbconfsuffix),
496 "HOSTNAME": hostname,
499 "SERVERROLE": serverrole,
500 "NETLOGONPATH": netlogon,
501 "SYSVOLPATH": sysvol,
502 "PRIVATEDIR_LINE": privatedir_line,
503 "LOCKDIR_LINE": lockdir_line
507 def setup_name_mappings(samdb, idmap, sid, domaindn, root_uid, nobody_uid,
508 users_gid, wheel_gid):
509 """setup reasonable name mappings for sam names to unix names.
511 :param samdb: SamDB object.
512 :param idmap: IDmap db object.
513 :param sid: The domain sid.
514 :param domaindn: The domain DN.
515 :param root_uid: uid of the UNIX root user.
516 :param nobody_uid: uid of the UNIX nobody user.
517 :param users_gid: gid of the UNIX users group.
518 :param wheel_gid: gid of the UNIX wheel group."""
520 idmap.setup_name_mapping("S-1-5-7", idmap.TYPE_UID, nobody_uid)
521 idmap.setup_name_mapping("S-1-5-32-544", idmap.TYPE_GID, wheel_gid)
523 idmap.setup_name_mapping(sid + "-500", idmap.TYPE_UID, root_uid)
524 idmap.setup_name_mapping(sid + "-513", idmap.TYPE_GID, users_gid)
526 def setup_samdb_partitions(samdb_path, setup_path, message, lp, session_info,
528 serverrole, ldap_backend=None,
530 """Setup the partitions for the SAM database.
532 Alternatively, provision() may call this, and then populate the database.
534 :note: This will wipe the Sam Database!
536 :note: This function always removes the local SAM LDB file. The erase
537 parameter controls whether to erase the existing data, which
538 may not be stored locally but in LDAP.
540 assert session_info is not None
542 # We use options=["modules:"] to stop the modules loading - we
543 # just want to wipe and re-initialise the database, not start it up
546 samdb = Ldb(url=samdb_path, session_info=session_info,
547 credentials=credentials, lp=lp, options=["modules:"])
549 samdb.erase_except_schema_controlled()
551 os.unlink(samdb_path)
552 samdb = Ldb(url=samdb_path, session_info=session_info,
553 credentials=credentials, lp=lp, options=["modules:"])
555 samdb.erase_except_schema_controlled()
558 #Add modules to the list to activate them by default
559 #beware often order is important
561 # Some Known ordering constraints:
562 # - rootdse must be first, as it makes redirects from "" -> cn=rootdse
563 # - objectclass must be before password_hash, because password_hash checks
564 # that the objectclass is of type person (filled in by objectclass
565 # module when expanding the objectclass list)
566 # - partition must be last
567 # - each partition has its own module list then
568 modules_list = ["rootdse",
586 "extended_dn_out_ldb"]
587 modules_list2 = ["show_deleted",
590 domaindn_ldb = "users.ldb"
591 configdn_ldb = "configuration.ldb"
592 schemadn_ldb = "schema.ldb"
593 if ldap_backend is not None:
594 domaindn_ldb = ldap_backend.ldapi_uri
595 configdn_ldb = ldap_backend.ldapi_uri
596 schemadn_ldb = ldap_backend.ldapi_uri
598 if ldap_backend.ldap_backend_type == "fedora-ds":
599 backend_modules = ["nsuniqueid", "paged_searches"]
600 # We can handle linked attributes here, as we don't have directory-side subtree operations
601 tdb_modules_list = ["linked_attributes", "extended_dn_out_dereference"]
602 elif ldap_backend.ldap_backend_type == "openldap":
603 backend_modules = ["entryuuid", "paged_searches"]
604 # OpenLDAP handles subtree renames, so we don't want to do any of these things
605 tdb_modules_list = ["extended_dn_out_dereference"]
607 elif serverrole == "domain controller":
608 tdb_modules_list.insert(0, "repl_meta_data")
611 backend_modules = ["objectguid"]
613 if tdb_modules_list is None:
614 tdb_modules_list_as_string = ""
616 tdb_modules_list_as_string = ","+",".join(tdb_modules_list)
618 samdb.transaction_start()
620 message("Setting up sam.ldb partitions and settings")
621 setup_add_ldif(samdb, setup_path("provision_partitions.ldif"), {
622 "SCHEMADN": names.schemadn,
623 "SCHEMADN_LDB": schemadn_ldb,
624 "SCHEMADN_MOD2": ",objectguid",
625 "CONFIGDN": names.configdn,
626 "CONFIGDN_LDB": configdn_ldb,
627 "DOMAINDN": names.domaindn,
628 "DOMAINDN_LDB": domaindn_ldb,
629 "SCHEMADN_MOD": "schema_fsmo,instancetype",
630 "CONFIGDN_MOD": "naming_fsmo,instancetype",
631 "DOMAINDN_MOD": "pdc_fsmo,instancetype",
632 "MODULES_LIST": ",".join(modules_list),
633 "TDB_MODULES_LIST": tdb_modules_list_as_string,
634 "MODULES_LIST2": ",".join(modules_list2),
635 "BACKEND_MOD": ",".join(backend_modules),
638 samdb.load_ldif_file_add(setup_path("provision_init.ldif"))
640 message("Setting up sam.ldb rootDSE")
641 setup_samdb_rootdse(samdb, setup_path, names)
644 samdb.transaction_cancel()
647 samdb.transaction_commit()
651 def secretsdb_become_dc(secretsdb, setup_path, domain, realm, dnsdomain,
652 netbiosname, domainsid, keytab_path, samdb_url,
653 dns_keytab_path, dnspass, machinepass):
654 """Add DC-specific bits to a secrets database.
656 :param secretsdb: Ldb Handle to the secrets database
657 :param setup_path: Setup path function
658 :param machinepass: Machine password
660 setup_ldb(secretsdb, setup_path("secrets_dc.ldif"), {
661 "MACHINEPASS_B64": b64encode(machinepass),
664 "DNSDOMAIN": dnsdomain,
665 "DOMAINSID": str(domainsid),
666 "SECRETS_KEYTAB": keytab_path,
667 "NETBIOSNAME": netbiosname,
668 "SAM_LDB": samdb_url,
669 "DNS_KEYTAB": dns_keytab_path,
670 "DNSPASS_B64": b64encode(dnspass),
674 def setup_secretsdb(path, setup_path, session_info, credentials, lp):
675 """Setup the secrets database.
677 :param path: Path to the secrets database.
678 :param setup_path: Get the path to a setup file.
679 :param session_info: Session info.
680 :param credentials: Credentials
681 :param lp: Loadparm context
682 :return: LDB handle for the created secrets database
684 if os.path.exists(path):
686 secrets_ldb = Ldb(path, session_info=session_info, credentials=credentials,
689 secrets_ldb.load_ldif_file_add(setup_path("secrets_init.ldif"))
690 secrets_ldb = Ldb(path, session_info=session_info, credentials=credentials,
692 secrets_ldb.load_ldif_file_add(setup_path("secrets.ldif"))
694 if credentials is not None and credentials.authentication_requested():
695 if credentials.get_bind_dn() is not None:
696 setup_add_ldif(secrets_ldb, setup_path("secrets_simple_ldap.ldif"), {
697 "LDAPMANAGERDN": credentials.get_bind_dn(),
698 "LDAPMANAGERPASS_B64": b64encode(credentials.get_password())
701 setup_add_ldif(secrets_ldb, setup_path("secrets_sasl_ldap.ldif"), {
702 "LDAPADMINUSER": credentials.get_username(),
703 "LDAPADMINREALM": credentials.get_realm(),
704 "LDAPADMINPASS_B64": b64encode(credentials.get_password())
709 def setup_registry(path, setup_path, session_info, lp):
710 """Setup the registry.
712 :param path: Path to the registry database
713 :param setup_path: Function that returns the path to a setup.
714 :param session_info: Session information
715 :param credentials: Credentials
716 :param lp: Loadparm context
718 reg = registry.Registry()
719 hive = registry.open_ldb(path, session_info=session_info,
721 reg.mount_hive(hive, registry.HKEY_LOCAL_MACHINE)
722 provision_reg = setup_path("provision.reg")
723 assert os.path.exists(provision_reg)
724 reg.diff_apply(provision_reg)
727 def setup_idmapdb(path, setup_path, session_info, lp):
728 """Setup the idmap database.
730 :param path: path to the idmap database
731 :param setup_path: Function that returns a path to a setup file
732 :param session_info: Session information
733 :param credentials: Credentials
734 :param lp: Loadparm context
736 if os.path.exists(path):
739 idmap_ldb = IDmapDB(path, session_info=session_info,
743 idmap_ldb.load_ldif_file_add(setup_path("idmap_init.ldif"))
747 def setup_samdb_rootdse(samdb, setup_path, names):
748 """Setup the SamDB rootdse.
750 :param samdb: Sam Database handle
751 :param setup_path: Obtain setup path
753 setup_add_ldif(samdb, setup_path("provision_rootdse_add.ldif"), {
754 "SCHEMADN": names.schemadn,
755 "NETBIOSNAME": names.netbiosname,
756 "DNSDOMAIN": names.dnsdomain,
757 "REALM": names.realm,
758 "DNSNAME": "%s.%s" % (names.hostname, names.dnsdomain),
759 "DOMAINDN": names.domaindn,
760 "ROOTDN": names.rootdn,
761 "CONFIGDN": names.configdn,
762 "SERVERDN": names.serverdn,
766 def setup_self_join(samdb, names,
767 machinepass, dnspass,
768 domainsid, invocationid, setup_path,
769 policyguid, domainControllerFunctionality):
770 """Join a host to its own domain."""
771 assert isinstance(invocationid, str)
772 setup_add_ldif(samdb, setup_path("provision_self_join.ldif"), {
773 "CONFIGDN": names.configdn,
774 "SCHEMADN": names.schemadn,
775 "DOMAINDN": names.domaindn,
776 "SERVERDN": names.serverdn,
777 "INVOCATIONID": invocationid,
778 "NETBIOSNAME": names.netbiosname,
779 "DEFAULTSITE": names.sitename,
780 "DNSNAME": "%s.%s" % (names.hostname, names.dnsdomain),
781 "MACHINEPASS_B64": b64encode(machinepass),
782 "DNSPASS_B64": b64encode(dnspass),
783 "REALM": names.realm,
784 "DOMAIN": names.domain,
785 "DNSDOMAIN": names.dnsdomain,
786 "SAMBA_VERSION_STRING": version,
787 "DOMAIN_CONTROLLER_FUNCTIONALITY": str(domainControllerFunctionality)})
789 setup_add_ldif(samdb, setup_path("provision_group_policy.ldif"), {
790 "POLICYGUID": policyguid,
791 "DNSDOMAIN": names.dnsdomain,
792 "DOMAINSID": str(domainsid),
793 "DOMAINDN": names.domaindn})
795 # Setup fSMORoleOwner entries to point at the newly created DC entry
796 setup_modify_ldif(samdb, setup_path("provision_self_join_modify.ldif"), {
797 "DOMAINDN": names.domaindn,
798 "CONFIGDN": names.configdn,
799 "SCHEMADN": names.schemadn,
800 "DEFAULTSITE": names.sitename,
801 "SERVERDN": names.serverdn
805 def setup_samdb(path, setup_path, session_info, credentials, lp,
807 domainsid, domainguid, policyguid,
808 fill, adminpass, krbtgtpass,
809 machinepass, invocationid, dnspass,
810 serverrole, schema=None, ldap_backend=None):
811 """Setup a complete SAM Database.
813 :note: This will wipe the main SAM database file!
816 domainFunctionality = DS_BEHAVIOR_WIN2008
817 forestFunctionality = DS_BEHAVIOR_WIN2008
818 domainControllerFunctionality = DS_BEHAVIOR_WIN2008
820 # Also wipes the database
821 setup_samdb_partitions(path, setup_path, message=message, lp=lp,
822 credentials=credentials, session_info=session_info,
824 ldap_backend=ldap_backend, serverrole=serverrole)
827 schema = Schema(setup_path, schemadn=names.schemadn, serverdn=names.serverdn,
828 sambadn=names.sambadn, ldap_backend_type=ldap_backend.ldap_backend_type)
830 # Load the database, but importantly, use Ldb not SamDB as we don't want to load the global schema
831 samdb = Ldb(session_info=session_info,
832 credentials=credentials, lp=lp)
834 message("Pre-loading the Samba 4 and AD schema")
836 # Load the schema from the one we computed earlier
837 samdb.set_schema_from_ldb(schema.ldb)
839 # And now we can connect to the DB - the schema won't be loaded from the DB
843 samdb.load_ldif_file_add(setup_path("provision_options.ldif"))
848 samdb.transaction_start()
850 message("Erasing data from partitions")
851 # Load the schema (again). This time it will force a reindex,
852 # and will therefore make the erase_partitions() below
853 # computationally sane
854 samdb.set_schema_from_ldb(schema.ldb)
855 samdb.erase_partitions()
857 # Set the domain functionality levels onto the database.
858 # Various module (the password_hash module in particular) need
859 # to know what level of AD we are emulating.
861 # These will be fixed into the database via the database
862 # modifictions below, but we need them set from the start.
863 samdb.set_opaque_integer("domainFunctionality", domainFunctionality)
864 samdb.set_opaque_integer("forestFunctionality", forestFunctionality)
865 samdb.set_opaque_integer("domainControllerFunctionality", domainControllerFunctionality)
867 samdb.set_domain_sid(str(domainsid))
868 if serverrole == "domain controller":
869 samdb.set_invocation_id(invocationid)
871 message("Adding DomainDN: %s" % names.domaindn)
872 if serverrole == "domain controller":
873 domain_oc = "domainDNS"
875 domain_oc = "samba4LocalDomain"
877 #impersonate domain admin
878 admin_session_info = admin_session(lp, str(domainsid))
879 samdb.set_session_info(admin_session_info)
881 setup_add_ldif(samdb, setup_path("provision_basedn.ldif"), {
882 "DOMAINDN": names.domaindn,
883 "DOMAIN_OC": domain_oc
886 message("Modifying DomainDN: " + names.domaindn + "")
887 if domainguid is not None:
888 domainguid_mod = "replace: objectGUID\nobjectGUID: %s\n-" % domainguid
892 setup_modify_ldif(samdb, setup_path("provision_basedn_modify.ldif"), {
893 "LDAPTIME": timestring(int(time.time())),
894 "DOMAINSID": str(domainsid),
895 "SCHEMADN": names.schemadn,
896 "NETBIOSNAME": names.netbiosname,
897 "DEFAULTSITE": names.sitename,
898 "CONFIGDN": names.configdn,
899 "SERVERDN": names.serverdn,
900 "POLICYGUID": policyguid,
901 "DOMAINDN": names.domaindn,
902 "DOMAINGUID_MOD": domainguid_mod,
903 "DOMAIN_FUNCTIONALITY": str(domainFunctionality)
906 message("Adding configuration container")
907 setup_add_ldif(samdb, setup_path("provision_configuration_basedn.ldif"), {
908 "CONFIGDN": names.configdn,
910 message("Modifying configuration container")
911 setup_modify_ldif(samdb, setup_path("provision_configuration_basedn_modify.ldif"), {
912 "CONFIGDN": names.configdn,
913 "SCHEMADN": names.schemadn,
916 # The LDIF here was created when the Schema object was constructed
917 message("Setting up sam.ldb schema")
918 samdb.add_ldif(schema.schema_dn_add)
919 samdb.modify_ldif(schema.schema_dn_modify)
920 samdb.write_prefixes_from_schema()
921 samdb.add_ldif(schema.schema_data)
922 setup_add_ldif(samdb, setup_path("aggregate_schema.ldif"),
923 {"SCHEMADN": names.schemadn})
925 message("Setting up sam.ldb configuration data")
926 setup_add_ldif(samdb, setup_path("provision_configuration.ldif"), {
927 "CONFIGDN": names.configdn,
928 "NETBIOSNAME": names.netbiosname,
929 "DEFAULTSITE": names.sitename,
930 "DNSDOMAIN": names.dnsdomain,
931 "DOMAIN": names.domain,
932 "SCHEMADN": names.schemadn,
933 "DOMAINDN": names.domaindn,
934 "SERVERDN": names.serverdn,
935 "FOREST_FUNCTIONALALITY": str(forestFunctionality)
938 message("Setting up display specifiers")
939 display_specifiers_ldif = read_ms_ldif(setup_path('display-specifiers/DisplaySpecifiers-Win2k8R2.txt'))
940 display_specifiers_ldif = substitute_var(display_specifiers_ldif, {"CONFIGDN": names.configdn})
941 check_all_substituted(display_specifiers_ldif)
942 samdb.add_ldif(display_specifiers_ldif)
944 message("Adding users container")
945 setup_add_ldif(samdb, setup_path("provision_users_add.ldif"), {
946 "DOMAINDN": names.domaindn})
947 message("Modifying users container")
948 setup_modify_ldif(samdb, setup_path("provision_users_modify.ldif"), {
949 "DOMAINDN": names.domaindn})
950 message("Adding computers container")
951 setup_add_ldif(samdb, setup_path("provision_computers_add.ldif"), {
952 "DOMAINDN": names.domaindn})
953 message("Modifying computers container")
954 setup_modify_ldif(samdb, setup_path("provision_computers_modify.ldif"), {
955 "DOMAINDN": names.domaindn})
956 message("Setting up sam.ldb data")
957 setup_add_ldif(samdb, setup_path("provision.ldif"), {
958 "DOMAINDN": names.domaindn,
959 "NETBIOSNAME": names.netbiosname,
960 "DEFAULTSITE": names.sitename,
961 "CONFIGDN": names.configdn,
962 "SERVERDN": names.serverdn
965 if fill == FILL_FULL:
966 message("Setting up sam.ldb users and groups")
967 setup_add_ldif(samdb, setup_path("provision_users.ldif"), {
968 "DOMAINDN": names.domaindn,
969 "DOMAINSID": str(domainsid),
970 "CONFIGDN": names.configdn,
971 "ADMINPASS_B64": b64encode(adminpass),
972 "KRBTGTPASS_B64": b64encode(krbtgtpass),
975 if serverrole == "domain controller":
976 message("Setting up self join")
977 setup_self_join(samdb, names=names, invocationid=invocationid,
979 machinepass=machinepass,
980 domainsid=domainsid, policyguid=policyguid,
981 setup_path=setup_path,
982 domainControllerFunctionality=domainControllerFunctionality)
985 samdb.transaction_cancel()
988 samdb.transaction_commit()
993 FILL_NT4SYNC = "NT4SYNC"
997 def provision(setup_dir, message, session_info,
998 credentials, smbconf=None, targetdir=None, samdb_fill=FILL_FULL,
1000 rootdn=None, domaindn=None, schemadn=None, configdn=None,
1002 domain=None, hostname=None, hostip=None, hostip6=None,
1003 domainsid=None, adminpass=None, ldapadminpass=None,
1004 krbtgtpass=None, domainguid=None,
1005 policyguid=None, invocationid=None, machinepass=None,
1006 dnspass=None, root=None, nobody=None, users=None,
1007 wheel=None, backup=None, aci=None, serverrole=None,
1008 ldap_backend_extra_port=None, ldap_backend_type=None,
1010 ol_mmr_urls=None, ol_olc=None,
1011 setup_ds_path=None, slapd_path=None, nosync=False,
1012 ldap_dryrun_mode=False):
1015 :note: caution, this wipes all existing data!
1018 def setup_path(file):
1019 return os.path.join(setup_dir, file)
1021 if domainsid is None:
1022 domainsid = security.random_sid()
1024 if policyguid is None:
1025 policyguid = str(uuid.uuid4())
1026 if adminpass is None:
1027 adminpass = glue.generate_random_str(12)
1028 if krbtgtpass is None:
1029 krbtgtpass = glue.generate_random_str(12)
1030 if machinepass is None:
1031 machinepass = glue.generate_random_str(12)
1033 dnspass = glue.generate_random_str(12)
1034 if ldapadminpass is None:
1035 #Make a new, random password between Samba and it's LDAP server
1036 ldapadminpass=glue.generate_random_str(12)
1039 root_uid = findnss_uid([root or "root"])
1040 nobody_uid = findnss_uid([nobody or "nobody"])
1041 users_gid = findnss_gid([users or "users"])
1043 wheel_gid = findnss_gid(["wheel", "adm"])
1045 wheel_gid = findnss_gid([wheel])
1047 if targetdir is not None:
1048 if (not os.path.exists(os.path.join(targetdir, "etc"))):
1049 os.makedirs(os.path.join(targetdir, "etc"))
1050 smbconf = os.path.join(targetdir, "etc", "smb.conf")
1051 elif smbconf is None:
1052 smbconf = param.default_path()
1054 # only install a new smb.conf if there isn't one there already
1055 if not os.path.exists(smbconf):
1056 make_smbconf(smbconf, setup_path, hostname, domain, realm, serverrole,
1059 lp = param.LoadParm()
1062 names = guess_names(lp=lp, hostname=hostname, domain=domain,
1063 dnsdomain=realm, serverrole=serverrole, sitename=sitename,
1064 rootdn=rootdn, domaindn=domaindn, configdn=configdn, schemadn=schemadn,
1067 paths = provision_paths_from_lp(lp, names.dnsdomain)
1071 hostip = socket.getaddrinfo(names.hostname, None, socket.AF_INET, socket.AI_CANONNAME, socket.IPPROTO_IP)[0][-1][0]
1072 except socket.gaierror, (socket.EAI_NODATA, msg):
1077 hostip6 = socket.getaddrinfo(names.hostname, None, socket.AF_INET6, socket.AI_CANONNAME, socket.IPPROTO_IP)[0][-1][0]
1078 except socket.gaierror, (socket.EAI_NODATA, msg):
1081 if serverrole is None:
1082 serverrole = lp.get("server role")
1084 assert serverrole in ("domain controller", "member server", "standalone")
1085 if invocationid is None and serverrole == "domain controller":
1086 invocationid = str(uuid.uuid4())
1088 if not os.path.exists(paths.private_dir):
1089 os.mkdir(paths.private_dir)
1091 ldapi_url = "ldapi://%s" % urllib.quote(paths.s4_ldapi_path, safe="")
1093 schema = Schema(setup_path, schemadn=names.schemadn, serverdn=names.serverdn,
1094 sambadn=names.sambadn, ldap_backend_type=ldap_backend_type)
1096 secrets_credentials = credentials
1097 provision_backend = None
1098 if ldap_backend_type:
1099 # We only support an LDAP backend over ldapi://
1101 provision_backend = ProvisionBackend(paths=paths, setup_path=setup_path,
1102 lp=lp, credentials=credentials,
1104 message=message, hostname=hostname,
1105 root=root, schema=schema,
1106 ldap_backend_type=ldap_backend_type,
1107 ldapadminpass=ldapadminpass,
1108 ldap_backend_extra_port=ldap_backend_extra_port,
1109 ol_mmr_urls=ol_mmr_urls,
1110 slapd_path=slapd_path,
1111 setup_ds_path=setup_ds_path,
1112 ldap_dryrun_mode=ldap_dryrun_mode)
1114 # Now use the backend credentials to access the databases
1115 credentials = provision_backend.credentials
1116 secrets_credentials = provision_backend.adminCredentials
1117 ldapi_url = provision_backend.ldapi_uri
1119 # only install a new shares config db if there is none
1120 if not os.path.exists(paths.shareconf):
1121 message("Setting up share.ldb")
1122 share_ldb = Ldb(paths.shareconf, session_info=session_info,
1123 credentials=credentials, lp=lp)
1124 share_ldb.load_ldif_file_add(setup_path("share.ldif"))
1127 message("Setting up secrets.ldb")
1128 secrets_ldb = setup_secretsdb(paths.secrets, setup_path,
1129 session_info=session_info,
1130 credentials=secrets_credentials, lp=lp)
1132 message("Setting up the registry")
1133 setup_registry(paths.hklm, setup_path, session_info,
1136 message("Setting up idmap db")
1137 idmap = setup_idmapdb(paths.idmapdb, setup_path, session_info=session_info,
1140 message("Setting up SAM db")
1141 samdb = setup_samdb(paths.samdb, setup_path, session_info=session_info,
1142 credentials=credentials, lp=lp, names=names,
1144 domainsid=domainsid,
1145 schema=schema, domainguid=domainguid, policyguid=policyguid,
1147 adminpass=adminpass, krbtgtpass=krbtgtpass,
1148 invocationid=invocationid,
1149 machinepass=machinepass, dnspass=dnspass,
1150 serverrole=serverrole, ldap_backend=provision_backend)
1152 if serverrole == "domain controller":
1153 if paths.netlogon is None:
1154 message("Existing smb.conf does not have a [netlogon] share, but you are configuring a DC.")
1155 message("Please either remove %s or see the template at %s" %
1156 ( paths.smbconf, setup_path("provision.smb.conf.dc")))
1157 assert(paths.netlogon is not None)
1159 if paths.sysvol is None:
1160 message("Existing smb.conf does not have a [sysvol] share, but you are configuring a DC.")
1161 message("Please either remove %s or see the template at %s" %
1162 (paths.smbconf, setup_path("provision.smb.conf.dc")))
1163 assert(paths.sysvol is not None)
1165 policy_path = os.path.join(paths.sysvol, names.dnsdomain, "Policies",
1166 "{" + policyguid + "}")
1167 os.makedirs(policy_path, 0755)
1168 open(os.path.join(policy_path, "GPT.INI"), 'w').write("")
1169 os.makedirs(os.path.join(policy_path, "Machine"), 0755)
1170 os.makedirs(os.path.join(policy_path, "User"), 0755)
1171 if not os.path.isdir(paths.netlogon):
1172 os.makedirs(paths.netlogon, 0755)
1174 if samdb_fill == FILL_FULL:
1175 setup_name_mappings(samdb, idmap, str(domainsid), names.domaindn,
1176 root_uid=root_uid, nobody_uid=nobody_uid,
1177 users_gid=users_gid, wheel_gid=wheel_gid)
1179 message("Setting up sam.ldb rootDSE marking as synchronized")
1180 setup_modify_ldif(samdb, setup_path("provision_rootdse_modify.ldif"))
1182 # Only make a zone file on the first DC, it should be replicated with DNS replication
1183 if serverrole == "domain controller":
1184 secrets_ldb = Ldb(paths.secrets, session_info=session_info,
1185 credentials=credentials, lp=lp)
1186 secretsdb_become_dc(secrets_ldb, setup_path, domain=domain,
1188 netbiosname=names.netbiosname,
1189 domainsid=domainsid,
1190 keytab_path=paths.keytab, samdb_url=paths.samdb,
1191 dns_keytab_path=paths.dns_keytab,
1192 dnspass=dnspass, machinepass=machinepass,
1193 dnsdomain=names.dnsdomain)
1195 domainguid = samdb.searchone(basedn=domaindn, attribute="objectGUID")
1196 assert isinstance(domainguid, str)
1197 hostguid = samdb.searchone(basedn=domaindn, attribute="objectGUID",
1198 expression="(&(objectClass=computer)(cn=%s))" % names.hostname,
1199 scope=SCOPE_SUBTREE)
1200 assert isinstance(hostguid, str)
1202 create_zone_file(paths.dns, setup_path, dnsdomain=names.dnsdomain,
1203 domaindn=names.domaindn, hostip=hostip,
1204 hostip6=hostip6, hostname=names.hostname,
1205 dnspass=dnspass, realm=names.realm,
1206 domainguid=domainguid, hostguid=hostguid)
1208 create_named_conf(paths.namedconf, setup_path, realm=names.realm,
1209 dnsdomain=names.dnsdomain, private_dir=paths.private_dir)
1211 create_named_txt(paths.namedtxt, setup_path, realm=names.realm,
1212 dnsdomain=names.dnsdomain, private_dir=paths.private_dir,
1213 keytab_name=paths.dns_keytab)
1214 message("See %s for an example configuration include file for BIND" % paths.namedconf)
1215 message("and %s for further documentation required for secure DNS updates" % paths.namedtxt)
1217 create_krb5_conf(paths.krb5conf, setup_path,
1218 dnsdomain=names.dnsdomain, hostname=names.hostname,
1220 message("A Kerberos configuration suitable for Samba 4 has been generated at %s" % paths.krb5conf)
1223 if provision_backend is not None:
1224 if ldap_backend_type == "fedora-ds":
1225 ldapi_db = Ldb(provision_backend.ldapi_uri, lp=lp, credentials=credentials)
1227 # delete default SASL mappings
1228 res = ldapi_db.search(expression="(!(cn=samba-admin mapping))", base="cn=mapping,cn=sasl,cn=config", scope=SCOPE_ONELEVEL, attrs=["dn"])
1230 # configure in-directory access control on Fedora DS via the aci attribute (over a direct ldapi:// socket)
1231 for i in range (0, len(res)):
1232 dn = str(res[i]["dn"])
1235 aci = """(targetattr = "*") (version 3.0;acl "full access to all by samba-admin";allow (all)(userdn = "ldap:///CN=samba-admin,%s");)""" % names.sambadn
1238 m["aci"] = ldb.MessageElement([aci], ldb.FLAG_MOD_REPLACE, "aci")
1240 m.dn = ldb.Dn(1, names.domaindn)
1243 m.dn = ldb.Dn(1, names.configdn)
1246 m.dn = ldb.Dn(1, names.schemadn)
1249 # if an LDAP backend is in use, terminate slapd after final provision and check its proper termination
1250 if provision_backend.slapd.poll() is None:
1252 if hasattr(provision_backend.slapd, "terminate"):
1253 provision_backend.slapd.terminate()
1255 # Older python versions don't have .terminate()
1257 os.kill(provision_backend.slapd.pid, signal.SIGTERM)
1259 #and now wait for it to die
1260 provision_backend.slapd.communicate()
1262 # now display slapd_command_file.txt to show how slapd must be started next time
1263 message("Use later the following commandline to start slapd, then Samba:")
1264 slapd_command = "\'" + "\' \'".join(provision_backend.slapd_command) + "\'"
1265 message(slapd_command)
1266 message("This slapd-Commandline is also stored under: " + paths.ldapdir + "/ldap_backend_startup.sh")
1268 setup_file(setup_path("ldap_backend_startup.sh"), paths.ldapdir + "/ldap_backend_startup.sh", {
1269 "SLAPD_COMMAND" : slapd_command})
1272 create_phpldapadmin_config(paths.phpldapadminconfig, setup_path,
1275 message("Please install the phpLDAPadmin configuration located at %s into /etc/phpldapadmin/config.php" % paths.phpldapadminconfig)
1277 message("Once the above files are installed, your Samba4 server will be ready to use")
1278 message("Server Role: %s" % serverrole)
1279 message("Hostname: %s" % names.hostname)
1280 message("NetBIOS Domain: %s" % names.domain)
1281 message("DNS Domain: %s" % names.dnsdomain)
1282 message("DOMAIN SID: %s" % str(domainsid))
1283 if samdb_fill == FILL_FULL:
1284 message("Admin password: %s" % adminpass)
1285 if provision_backend:
1286 if provision_backend.credentials.get_bind_dn() is not None:
1287 message("LDAP Backend Admin DN: %s" % provision_backend.credentials.get_bind_dn())
1289 message("LDAP Admin User: %s" % provision_backend.credentials.get_username())
1291 message("LDAP Admin Password: %s" % provision_backend.credentials.get_password())
1293 result = ProvisionResult()
1294 result.domaindn = domaindn
1295 result.paths = paths
1297 result.samdb = samdb
1302 def provision_become_dc(setup_dir=None,
1303 smbconf=None, targetdir=None, realm=None,
1304 rootdn=None, domaindn=None, schemadn=None,
1305 configdn=None, serverdn=None,
1306 domain=None, hostname=None, domainsid=None,
1307 adminpass=None, krbtgtpass=None, domainguid=None,
1308 policyguid=None, invocationid=None, machinepass=None,
1309 dnspass=None, root=None, nobody=None, users=None,
1310 wheel=None, backup=None, serverrole=None,
1311 ldap_backend=None, ldap_backend_type=None,
1312 sitename=None, debuglevel=1):
1315 """print a message if quiet is not set."""
1318 glue.set_debug_level(debuglevel)
1320 return provision(setup_dir, message, system_session(), None,
1321 smbconf=smbconf, targetdir=targetdir, samdb_fill=FILL_DRS,
1322 realm=realm, rootdn=rootdn, domaindn=domaindn, schemadn=schemadn,
1323 configdn=configdn, serverdn=serverdn, domain=domain,
1324 hostname=hostname, hostip="127.0.0.1", domainsid=domainsid,
1325 machinepass=machinepass, serverrole="domain controller",
1329 def setup_db_config(setup_path, dbdir):
1330 """Setup a Berkeley database.
1332 :param setup_path: Setup path function.
1333 :param dbdir: Database directory."""
1334 if not os.path.isdir(os.path.join(dbdir, "bdb-logs")):
1335 os.makedirs(os.path.join(dbdir, "bdb-logs"), 0700)
1336 if not os.path.isdir(os.path.join(dbdir, "tmp")):
1337 os.makedirs(os.path.join(dbdir, "tmp"), 0700)
1339 setup_file(setup_path("DB_CONFIG"), os.path.join(dbdir, "DB_CONFIG"),
1340 {"LDAPDBDIR": dbdir})
1342 class ProvisionBackend(object):
1343 def __init__(self, paths=None, setup_path=None, lp=None, credentials=None,
1344 names=None, message=None,
1345 hostname=None, root=None,
1346 schema=None, ldapadminpass=None,
1347 ldap_backend_type=None, ldap_backend_extra_port=None,
1349 setup_ds_path=None, slapd_path=None,
1350 nosync=False, ldap_dryrun_mode=False):
1351 """Provision an LDAP backend for samba4
1353 This works for OpenLDAP and Fedora DS
1356 self.ldapi_uri = "ldapi://" + urllib.quote(os.path.join(paths.ldapdir, "ldapi"), safe="")
1358 if not os.path.isdir(paths.ldapdir):
1359 os.makedirs(paths.ldapdir, 0700)
1361 if ldap_backend_type == "existing":
1362 #Check to see that this 'existing' LDAP backend in fact exists
1363 ldapi_db = Ldb(self.ldapi_uri, credentials=credentials)
1364 search_ol_rootdse = ldapi_db.search(base="", scope=SCOPE_BASE,
1365 expression="(objectClass=OpenLDAProotDSE)")
1367 # If we have got here, then we must have a valid connection to the LDAP server, with valid credentials supplied
1368 # This caused them to be set into the long-term database later in the script.
1369 self.credentials = credentials
1370 self.ldap_backend_type = "openldap" #For now, assume existing backends at least emulate OpenLDAP
1373 # we will shortly start slapd with ldapi for final provisioning. first check with ldapsearch -> rootDSE via self.ldapi_uri
1374 # if another instance of slapd is already running
1376 ldapi_db = Ldb(self.ldapi_uri)
1377 search_ol_rootdse = ldapi_db.search(base="", scope=SCOPE_BASE,
1378 expression="(objectClass=OpenLDAProotDSE)");
1380 f = open(paths.slapdpid, "r")
1383 message("Check for slapd Process with PID: " + str(p) + " and terminate it manually.")
1387 raise ProvisioningError("Warning: Another slapd Instance seems already running on this host, listening to " + self.ldapi_uri + ". Please shut it down before you continue. ")
1392 # Try to print helpful messages when the user has not specified the path to slapd
1393 if slapd_path is None:
1394 raise ProvisioningError("Warning: LDAP-Backend must be setup with path to slapd, e.g. --slapd-path=\"/usr/local/libexec/slapd\"!")
1395 if not os.path.exists(slapd_path):
1396 message (slapd_path)
1397 raise ProvisioningError("Warning: Given Path to slapd does not exist!")
1399 schemadb_path = os.path.join(paths.ldapdir, "schema-tmp.ldb")
1401 os.unlink(schemadb_path)
1406 # Put the LDIF of the schema into a database so we can search on
1407 # it to generate schema-dependent configurations in Fedora DS and
1409 os.path.join(paths.ldapdir, "schema-tmp.ldb")
1410 schema.ldb.connect(schemadb_path)
1411 schema.ldb.transaction_start()
1413 # These bits of LDIF are supplied when the Schema object is created
1414 schema.ldb.add_ldif(schema.schema_dn_add)
1415 schema.ldb.modify_ldif(schema.schema_dn_modify)
1416 schema.ldb.add_ldif(schema.schema_data)
1417 schema.ldb.transaction_commit()
1419 self.credentials = Credentials()
1420 self.credentials.guess(lp)
1421 #Kerberos to an ldapi:// backend makes no sense
1422 self.credentials.set_kerberos_state(DONT_USE_KERBEROS)
1424 self.adminCredentials = Credentials()
1425 self.adminCredentials.guess(lp)
1426 #Kerberos to an ldapi:// backend makes no sense
1427 self.adminCredentials.set_kerberos_state(DONT_USE_KERBEROS)
1429 self.ldap_backend_type = ldap_backend_type
1431 if ldap_backend_type == "fedora-ds":
1432 provision_fds_backend(self, paths=paths, setup_path=setup_path,
1433 names=names, message=message,
1435 ldapadminpass=ldapadminpass, root=root,
1437 ldap_backend_extra_port=ldap_backend_extra_port,
1438 setup_ds_path=setup_ds_path,
1439 slapd_path=slapd_path,
1441 ldap_dryrun_mode=ldap_dryrun_mode)
1443 elif ldap_backend_type == "openldap":
1444 provision_openldap_backend(self, paths=paths, setup_path=setup_path,
1445 names=names, message=message,
1447 ldapadminpass=ldapadminpass, root=root,
1449 ldap_backend_extra_port=ldap_backend_extra_port,
1450 ol_mmr_urls=ol_mmr_urls,
1451 slapd_path=slapd_path,
1453 ldap_dryrun_mode=ldap_dryrun_mode)
1455 raise ProvisioningError("Unknown LDAP backend type selected")
1457 self.credentials.set_password(ldapadminpass)
1458 self.adminCredentials.set_username("samba-admin")
1459 self.adminCredentials.set_password(ldapadminpass)
1461 # Now start the slapd, so we can provision onto it. We keep the
1462 # subprocess context around, to kill this off at the successful
1464 self.slapd = subprocess.Popen(self.slapd_provision_command, close_fds=True, shell=False)
1466 while self.slapd.poll() is None:
1467 # Wait until the socket appears
1469 ldapi_db = Ldb(self.ldapi_uri, lp=lp, credentials=self.credentials)
1470 search_ol_rootdse = ldapi_db.search(base="", scope=SCOPE_BASE,
1471 expression="(objectClass=OpenLDAProotDSE)")
1472 # If we have got here, then we must have a valid connection to the LDAP server!
1478 raise ProvisioningError("slapd died before we could make a connection to it")
1481 def provision_openldap_backend(result, paths=None, setup_path=None, names=None,
1483 hostname=None, ldapadminpass=None, root=None,
1485 ldap_backend_extra_port=None,
1487 slapd_path=None, nosync=False,
1488 ldap_dryrun_mode=False):
1490 #Allow the test scripts to turn off fsync() for OpenLDAP as for TDB and LDB
1493 nosync_config = "dbnosync"
1495 lnkattr = get_linked_attributes(names.schemadn,schema.ldb)
1496 refint_attributes = ""
1497 memberof_config = "# Generated from Samba4 schema\n"
1498 for att in lnkattr.keys():
1499 if lnkattr[att] is not None:
1500 refint_attributes = refint_attributes + " " + att
1502 memberof_config += read_and_sub_file(setup_path("memberof.conf"),
1503 { "MEMBER_ATTR" : att ,
1504 "MEMBEROF_ATTR" : lnkattr[att] })
1506 refint_config = read_and_sub_file(setup_path("refint.conf"),
1507 { "LINK_ATTRS" : refint_attributes})
1509 attrs = ["linkID", "lDAPDisplayName"]
1510 res = schema.ldb.search(expression="(&(objectclass=attributeSchema)(searchFlags:1.2.840.113556.1.4.803:=1))", base=names.schemadn, scope=SCOPE_ONELEVEL, attrs=attrs)
1512 for i in range (0, len(res)):
1513 index_attr = res[i]["lDAPDisplayName"][0]
1514 if index_attr == "objectGUID":
1515 index_attr = "entryUUID"
1517 index_config += "index " + index_attr + " eq\n"
1519 # generate serverids, ldap-urls and syncrepl-blocks for mmr hosts
1521 mmr_replicator_acl = ""
1522 mmr_serverids_config = ""
1523 mmr_syncrepl_schema_config = ""
1524 mmr_syncrepl_config_config = ""
1525 mmr_syncrepl_user_config = ""
1528 if ol_mmr_urls is not None:
1529 # For now, make these equal
1530 mmr_pass = ldapadminpass
1532 url_list=filter(None,ol_mmr_urls.split(' '))
1533 if (len(url_list) == 1):
1534 url_list=filter(None,ol_mmr_urls.split(','))
1537 mmr_on_config = "MirrorMode On"
1538 mmr_replicator_acl = " by dn=cn=replicator,cn=samba read"
1540 for url in url_list:
1542 mmr_serverids_config += read_and_sub_file(setup_path("mmr_serverids.conf"),
1543 { "SERVERID" : str(serverid),
1544 "LDAPSERVER" : url })
1547 mmr_syncrepl_schema_config += read_and_sub_file(setup_path("mmr_syncrepl.conf"),
1549 "MMRDN": names.schemadn,
1551 "MMR_PASSWORD": mmr_pass})
1554 mmr_syncrepl_config_config += read_and_sub_file(setup_path("mmr_syncrepl.conf"),
1556 "MMRDN": names.configdn,
1558 "MMR_PASSWORD": mmr_pass})
1561 mmr_syncrepl_user_config += read_and_sub_file(setup_path("mmr_syncrepl.conf"),
1563 "MMRDN": names.domaindn,
1565 "MMR_PASSWORD": mmr_pass })
1566 # OpenLDAP cn=config initialisation
1567 olc_syncrepl_config = ""
1569 # if mmr = yes, generate cn=config-replication directives
1570 # and olc_seed.lif for the other mmr-servers
1571 if ol_mmr_urls is not None:
1573 olc_serverids_config = ""
1574 olc_syncrepl_seed_config = ""
1575 olc_mmr_config += read_and_sub_file(setup_path("olc_mmr.conf"),{})
1577 for url in url_list:
1579 olc_serverids_config += read_and_sub_file(setup_path("olc_serverid.conf"),
1580 { "SERVERID" : str(serverid),
1581 "LDAPSERVER" : url })
1584 olc_syncrepl_config += read_and_sub_file(setup_path("olc_syncrepl.conf"),
1587 "MMR_PASSWORD": mmr_pass})
1589 olc_syncrepl_seed_config += read_and_sub_file(setup_path("olc_syncrepl_seed.conf"),
1591 "LDAPSERVER" : url})
1593 setup_file(setup_path("olc_seed.ldif"), paths.olcseedldif,
1594 {"OLC_SERVER_ID_CONF": olc_serverids_config,
1595 "OLC_PW": ldapadminpass,
1596 "OLC_SYNCREPL_CONF": olc_syncrepl_seed_config})
1599 setup_file(setup_path("slapd.conf"), paths.slapdconf,
1600 {"DNSDOMAIN": names.dnsdomain,
1601 "LDAPDIR": paths.ldapdir,
1602 "DOMAINDN": names.domaindn,
1603 "CONFIGDN": names.configdn,
1604 "SCHEMADN": names.schemadn,
1605 "MEMBEROF_CONFIG": memberof_config,
1606 "MIRRORMODE": mmr_on_config,
1607 "REPLICATOR_ACL": mmr_replicator_acl,
1608 "MMR_SERVERIDS_CONFIG": mmr_serverids_config,
1609 "MMR_SYNCREPL_SCHEMA_CONFIG": mmr_syncrepl_schema_config,
1610 "MMR_SYNCREPL_CONFIG_CONFIG": mmr_syncrepl_config_config,
1611 "MMR_SYNCREPL_USER_CONFIG": mmr_syncrepl_user_config,
1612 "OLC_SYNCREPL_CONFIG": olc_syncrepl_config,
1613 "OLC_MMR_CONFIG": olc_mmr_config,
1614 "REFINT_CONFIG": refint_config,
1615 "INDEX_CONFIG": index_config,
1616 "NOSYNC": nosync_config})
1618 setup_db_config(setup_path, os.path.join(paths.ldapdir, "db", "user"))
1619 setup_db_config(setup_path, os.path.join(paths.ldapdir, "db", "config"))
1620 setup_db_config(setup_path, os.path.join(paths.ldapdir, "db", "schema"))
1622 if not os.path.exists(os.path.join(paths.ldapdir, "db", "samba", "cn=samba")):
1623 os.makedirs(os.path.join(paths.ldapdir, "db", "samba", "cn=samba"), 0700)
1625 setup_file(setup_path("cn=samba.ldif"),
1626 os.path.join(paths.ldapdir, "db", "samba", "cn=samba.ldif"),
1627 { "UUID": str(uuid.uuid4()),
1628 "LDAPTIME": timestring(int(time.time()))} )
1629 setup_file(setup_path("cn=samba-admin.ldif"),
1630 os.path.join(paths.ldapdir, "db", "samba", "cn=samba", "cn=samba-admin.ldif"),
1631 {"LDAPADMINPASS_B64": b64encode(ldapadminpass),
1632 "UUID": str(uuid.uuid4()),
1633 "LDAPTIME": timestring(int(time.time()))} )
1635 if ol_mmr_urls is not None:
1636 setup_file(setup_path("cn=replicator.ldif"),
1637 os.path.join(paths.ldapdir, "db", "samba", "cn=samba", "cn=replicator.ldif"),
1638 {"MMR_PASSWORD_B64": b64encode(mmr_pass),
1639 "UUID": str(uuid.uuid4()),
1640 "LDAPTIME": timestring(int(time.time()))} )
1643 mapping = "schema-map-openldap-2.3"
1644 backend_schema = "backend-schema.schema"
1646 backend_schema_data = schema.ldb.convert_schema_to_openldap("openldap", open(setup_path(mapping), 'r').read())
1647 assert backend_schema_data is not None
1648 open(os.path.join(paths.ldapdir, backend_schema), 'w').write(backend_schema_data)
1650 # now we generate the needed strings to start slapd automatically,
1651 # first ldapi_uri...
1652 if ldap_backend_extra_port is not None:
1653 # When we use MMR, we can't use 0.0.0.0 as it uses the name
1654 # specified there as part of it's clue as to it's own name,
1655 # and not to replicate to itself
1656 if ol_mmr_urls is None:
1657 server_port_string = "ldap://0.0.0.0:%d" % ldap_backend_extra_port
1659 server_port_string = "ldap://" + names.hostname + "." + names.dnsdomain +":%d" % ldap_backend_extra_port
1661 server_port_string = ""
1663 # Prepare the 'result' information - the commands to return in particular
1664 result.slapd_provision_command = [slapd_path]
1666 result.slapd_provision_command.append("-F" + paths.olcdir)
1668 result.slapd_provision_command.append("-h")
1670 # copy this command so we have two version, one with -d0 and only ldapi, and one with all the listen commands
1671 result.slapd_command = list(result.slapd_provision_command)
1673 result.slapd_provision_command.append(result.ldapi_uri)
1674 result.slapd_provision_command.append("-d0")
1676 uris = result.ldapi_uri
1677 if server_port_string is not "":
1678 uris = uris + " " + server_port_string
1680 result.slapd_command.append(uris)
1682 # Set the username - done here because Fedora DS still uses the admin DN and simple bind
1683 result.credentials.set_username("samba-admin")
1685 # If we were just looking for crashes up to this point, it's a
1686 # good time to exit before we realise we don't have OpenLDAP on
1688 if ldap_dryrun_mode:
1691 # Finally, convert the configuration into cn=config style!
1692 if not os.path.isdir(paths.olcdir):
1693 os.makedirs(paths.olcdir, 0770)
1695 retcode = subprocess.call([slapd_path, "-Ttest", "-f", paths.slapdconf, "-F", paths.olcdir], close_fds=True, shell=False)
1697 # We can't do this, as OpenLDAP is strange. It gives an error
1698 # output to the above, but does the conversion sucessfully...
1701 # raise ProvisioningError("conversion from slapd.conf to cn=config failed")
1703 if not os.path.exists(os.path.join(paths.olcdir, "cn=config.ldif")):
1704 raise ProvisioningError("conversion from slapd.conf to cn=config failed")
1706 # Don't confuse the admin by leaving the slapd.conf around
1707 os.remove(paths.slapdconf)
1710 def provision_fds_backend(result, paths=None, setup_path=None, names=None,
1712 hostname=None, ldapadminpass=None, root=None,
1714 ldap_backend_extra_port=None,
1718 ldap_dryrun_mode=False):
1720 if ldap_backend_extra_port is not None:
1721 serverport = "ServerPort=%d" % ldap_backend_extra_port
1725 setup_file(setup_path("fedorads.inf"), paths.fedoradsinf,
1727 "HOSTNAME": hostname,
1728 "DNSDOMAIN": names.dnsdomain,
1729 "LDAPDIR": paths.ldapdir,
1730 "DOMAINDN": names.domaindn,
1731 "LDAPMANAGERDN": names.ldapmanagerdn,
1732 "LDAPMANAGERPASS": ldapadminpass,
1733 "SERVERPORT": serverport})
1735 setup_file(setup_path("fedorads-partitions.ldif"), paths.fedoradspartitions,
1736 {"CONFIGDN": names.configdn,
1737 "SCHEMADN": names.schemadn,
1738 "SAMBADN": names.sambadn,
1741 setup_file(setup_path("fedorads-sasl.ldif"), paths.fedoradssasl,
1742 {"SAMBADN": names.sambadn,
1745 setup_file(setup_path("fedorads-samba.ldif"), paths.fedoradssamba,
1746 {"SAMBADN": names.sambadn,
1747 "LDAPADMINPASS": ldapadminpass
1750 mapping = "schema-map-fedora-ds-1.0"
1751 backend_schema = "99_ad.ldif"
1753 # Build a schema file in Fedora DS format
1754 backend_schema_data = schema.ldb.convert_schema_to_openldap("fedora-ds", open(setup_path(mapping), 'r').read())
1755 assert backend_schema_data is not None
1756 open(os.path.join(paths.ldapdir, backend_schema), 'w').write(backend_schema_data)
1758 result.credentials.set_bind_dn(names.ldapmanagerdn)
1760 # Destory the target directory, or else setup-ds.pl will complain
1761 fedora_ds_dir = os.path.join(paths.ldapdir, "slapd-samba4")
1762 shutil.rmtree(fedora_ds_dir, True)
1764 result.slapd_provision_command = [slapd_path, "-D", fedora_ds_dir, "-i", paths.slapdpid];
1765 #In the 'provision' command line, stay in the foreground so we can easily kill it
1766 result.slapd_provision_command.append("-d0")
1768 #the command for the final run is the normal script
1769 result.slapd_command = [os.path.join(paths.ldapdir, "slapd-samba4", "start-slapd")]
1771 # If we were just looking for crashes up to this point, it's a
1772 # good time to exit before we realise we don't have Fedora DS on
1773 if ldap_dryrun_mode:
1776 # Try to print helpful messages when the user has not specified the path to the setup-ds tool
1777 if setup_ds_path is None:
1778 raise ProvisioningError("Warning: Fedora DS LDAP-Backend must be setup with path to setup-ds, e.g. --setup-ds-path=\"/usr/sbin/setup-ds.pl\"!")
1779 if not os.path.exists(setup_ds_path):
1780 message (setup_ds_path)
1781 raise ProvisioningError("Warning: Given Path to slapd does not exist!")
1783 # Run the Fedora DS setup utility
1784 retcode = subprocess.call([setup_ds_path, "--silent", "--file", paths.fedoradsinf], close_fds=True, shell=False)
1786 raise ProvisioningError("setup-ds failed")
1789 retcode = subprocess.call([
1790 os.path.join(paths.ldapdir, "slapd-samba4", "ldif2db"), "-s", names.sambadn, "-i", paths.fedoradssamba],
1791 close_fds=True, shell=False)
1793 raise("ldib2db failed")
1795 def create_phpldapadmin_config(path, setup_path, ldapi_uri):
1796 """Create a PHP LDAP admin configuration file.
1798 :param path: Path to write the configuration to.
1799 :param setup_path: Function to generate setup paths.
1801 setup_file(setup_path("phpldapadmin-config.php"), path,
1802 {"S4_LDAPI_URI": ldapi_uri})
1805 def create_zone_file(path, setup_path, dnsdomain, domaindn,
1806 hostip, hostip6, hostname, dnspass, realm, domainguid,
1808 """Write out a DNS zone file, from the info in the current database.
1810 :param path: Path of the new zone file.
1811 :param setup_path: Setup path function.
1812 :param dnsdomain: DNS Domain name
1813 :param domaindn: DN of the Domain
1814 :param hostip: Local IPv4 IP
1815 :param hostip6: Local IPv6 IP
1816 :param hostname: Local hostname
1817 :param dnspass: Password for DNS
1818 :param realm: Realm name
1819 :param domainguid: GUID of the domain.
1820 :param hostguid: GUID of the host.
1822 assert isinstance(domainguid, str)
1824 if hostip6 is not None:
1825 hostip6_base_line = " IN AAAA " + hostip6
1826 hostip6_host_line = hostname + " IN AAAA " + hostip6
1828 hostip6_base_line = ""
1829 hostip6_host_line = ""
1831 if hostip is not None:
1832 hostip_base_line = " IN A " + hostip
1833 hostip_host_line = hostname + " IN A " + hostip
1835 hostip_base_line = ""
1836 hostip_host_line = ""
1838 setup_file(setup_path("provision.zone"), path, {
1839 "DNSPASS_B64": b64encode(dnspass),
1840 "HOSTNAME": hostname,
1841 "DNSDOMAIN": dnsdomain,
1843 "HOSTIP_BASE_LINE": hostip_base_line,
1844 "HOSTIP_HOST_LINE": hostip_host_line,
1845 "DOMAINGUID": domainguid,
1846 "DATESTRING": time.strftime("%Y%m%d%H"),
1847 "DEFAULTSITE": DEFAULTSITE,
1848 "HOSTGUID": hostguid,
1849 "HOSTIP6_BASE_LINE": hostip6_base_line,
1850 "HOSTIP6_HOST_LINE": hostip6_host_line,
1854 def create_named_conf(path, setup_path, realm, dnsdomain,
1856 """Write out a file containing zone statements suitable for inclusion in a
1857 named.conf file (including GSS-TSIG configuration).
1859 :param path: Path of the new named.conf file.
1860 :param setup_path: Setup path function.
1861 :param realm: Realm name
1862 :param dnsdomain: DNS Domain name
1863 :param private_dir: Path to private directory
1864 :param keytab_name: File name of DNS keytab file
1867 setup_file(setup_path("named.conf"), path, {
1868 "DNSDOMAIN": dnsdomain,
1870 "REALM_WC": "*." + ".".join(realm.split(".")[1:]),
1871 "PRIVATE_DIR": private_dir
1874 def create_named_txt(path, setup_path, realm, dnsdomain,
1875 private_dir, keytab_name):
1876 """Write out a file containing zone statements suitable for inclusion in a
1877 named.conf file (including GSS-TSIG configuration).
1879 :param path: Path of the new named.conf file.
1880 :param setup_path: Setup path function.
1881 :param realm: Realm name
1882 :param dnsdomain: DNS Domain name
1883 :param private_dir: Path to private directory
1884 :param keytab_name: File name of DNS keytab file
1887 setup_file(setup_path("named.txt"), path, {
1888 "DNSDOMAIN": dnsdomain,
1890 "DNS_KEYTAB": keytab_name,
1891 "DNS_KEYTAB_ABS": os.path.join(private_dir, keytab_name),
1892 "PRIVATE_DIR": private_dir
1895 def create_krb5_conf(path, setup_path, dnsdomain, hostname, realm):
1896 """Write out a file containing zone statements suitable for inclusion in a
1897 named.conf file (including GSS-TSIG configuration).
1899 :param path: Path of the new named.conf file.
1900 :param setup_path: Setup path function.
1901 :param dnsdomain: DNS Domain name
1902 :param hostname: Local hostname
1903 :param realm: Realm name
1906 setup_file(setup_path("krb5.conf"), path, {
1907 "DNSDOMAIN": dnsdomain,
1908 "HOSTNAME": hostname,