source4/scripting/python/samba/provision.py

   1 #
   2 # Unix SMB/CIFS implementation.
   3 # backend code for provisioning a Samba4 server
   4
   5 # Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007-2008
   6 # Copyright (C) Andrew Bartlett <abartlet@samba.org> 2008
   7 # Copyright (C) Oliver Liebel <oliver@itc.li> 2008-2009
   8 #
   9 # Based on the original in EJS:
  10 # Copyright (C) Andrew Tridgell <tridge@samba.org> 2005
  11 #
  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.
  16 #
  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.
  21 #
  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/>.
  24 #
  25
  26 """Functions for setting up a Samba configuration."""
  27
  28 from base64 import b64encode
  29 import os
  30 import sys
  31 import pwd
  32 import grp
  33 import time
  34 import uuid, glue
  35 import socket
  36 import param
  37 import registry
  38 import samba
  39 import subprocess
  40
  41 import shutil
  42 from credentials import Credentials
  43 from auth import system_session
  44 from samba import version, Ldb, substitute_var, valid_netbios_name, check_all_substituted, \
  45   DS_BEHAVIOR_WIN2008
  46 from samba.samdb import SamDB
  47 from samba.idmap import IDmapDB
  48 from samba.dcerpc import security
  49 import urllib
  50 from ldb import SCOPE_SUBTREE, SCOPE_ONELEVEL, SCOPE_BASE, LdbError, timestring
  51 from ms_schema import read_ms_schema
  52 from signal import SIGTERM
  53
  54 __docformat__ = "restructuredText"
  55
  56
  57 def find_setup_dir():
  58     """Find the setup directory used by provision."""
  59     dirname = os.path.dirname(__file__)
  60     if "/site-packages/" in dirname:
  61         prefix = "/".join(dirname[:dirname.index("/site-packages/")].split("/")[:-2])
  62         for suffix in ["share/setup", "share/samba/setup", "setup"]:
  63             ret = os.path.join(prefix, suffix)
  64             if os.path.isdir(ret):
  65                 return ret
  66     # In source tree
  67     ret = os.path.join(dirname, "../../../setup")
  68     if os.path.isdir(ret):
  69         return ret
  70     raise Exception("Unable to find setup directory.")
  71
  72
  73 DEFAULTSITE = "Default-First-Site-Name"
  74
  75 class InvalidNetbiosName(Exception):
  76     """A specified name was not a valid NetBIOS name."""
  77     def __init__(self, name):
  78         super(InvalidNetbiosName, self).__init__("The name '%r' is not a valid NetBIOS name" % name)
  79
  80
  81 class ProvisionPaths(object):
  82     def __init__(self):
  83         self.shareconf = None
  84         self.hklm = None
  85         self.hkcu = None
  86         self.hkcr = None
  87         self.hku = None
  88         self.hkpd = None
  89         self.hkpt = None
  90         self.samdb = None
  91         self.idmapdb = None
  92         self.secrets = None
  93         self.keytab = None
  94         self.dns_keytab = None
  95         self.dns = None
  96         self.winsdb = None
  97         self.private_dir = None
  98         self.ldapdir = None
  99         self.slapdconf = None
 100         self.modulesconf = None
 101         self.memberofconf = None
 102         self.fedoradsinf = None
 103         self.fedoradspartitions = None
 104         self.olmmron = None
 105         self.olmmrserveridsconf = None
 106         self.olmmrsyncreplconf = None
 107         self.olcdir = None
 108         self.olslapd = None
 109         self.olcseedldif = None
 110
 111
 112 class ProvisionNames(object):
 113     def __init__(self):
 114         self.rootdn = None
 115         self.domaindn = None
 116         self.configdn = None
 117         self.schemadn = None
 118         self.ldapmanagerdn = None
 119         self.dnsdomain = None
 120         self.realm = None
 121         self.netbiosname = None
 122         self.domain = None
 123         self.hostname = None
 124         self.sitename = None
 125         self.smbconf = None
 126
 127
 128 class ProvisionResult(object):
 129     def __init__(self):
 130         self.paths = None
 131         self.domaindn = None
 132         self.lp = None
 133         self.samdb = None
 134
 135 class Schema(object):
 136     def __init__(self, setup_path, schemadn=None,
 137                  serverdn=None):
 138         """Load schema for the SamDB from the AD schema files and samba4_schema.ldif
 139
 140         :param samdb: Load a schema into a SamDB.
 141         :param setup_path: Setup path function.
 142         :param schemadn: DN of the schema
 143         :param serverdn: DN of the server
 144
 145         Returns the schema data loaded, to avoid double-parsing when then needing to add it to the db
 146         """
 147
 148         self.ldb = Ldb()
 149         self.schema_data = read_ms_schema(setup_path('ad-schema/MS-AD_Schema_2K8_Attributes.txt'),
 150                                           setup_path('ad-schema/MS-AD_Schema_2K8_Classes.txt'))
 151         self.schema_data += open(setup_path("schema_samba4.ldif"), 'r').read()
 152         self.schema_data = substitute_var(self.schema_data, {"SCHEMADN": schemadn})
 153         check_all_substituted(self.schema_data)
 154         prefixmap = open(setup_path("prefixMap.txt"), 'r').read()
 155         prefixmap = b64encode(prefixmap)
 156
 157         self.schema_dn_modify = read_and_sub_file(setup_path("provision_schema_basedn_modify.ldif"),
 158                                                   {"SCHEMADN": schemadn,
 159                                                    "PREFIXMAP_B64": prefixmap,
 160                                                    "SERVERDN": serverdn,
 161                                                    })
 162         self.schema_dn_add = read_and_sub_file(setup_path("provision_schema_basedn.ldif"),
 163                                                {"SCHEMADN": schemadn
 164                                                 })
 165         self.ldb.set_schema_from_ldif(self.schema_dn_modify, self.schema_data)
 166
 167
 168 def check_install(lp, session_info, credentials):
 169     """Check whether the current install seems ok.
 170
 171     :param lp: Loadparm context
 172     :param session_info: Session information
 173     :param credentials: Credentials
 174     """
 175     if lp.get("realm") == "":
 176         raise Exception("Realm empty")
 177     ldb = Ldb(lp.get("sam database"), session_info=session_info,
 178             credentials=credentials, lp=lp)
 179     if len(ldb.search("(cn=Administrator)")) != 1:
 180         raise "No administrator account found"
 181
 182
 183 def findnss(nssfn, names):
 184     """Find a user or group from a list of possibilities.
 185
 186     :param nssfn: NSS Function to try (should raise KeyError if not found)
 187     :param names: Names to check.
 188     :return: Value return by first names list.
 189     """
 190     for name in names:
 191         try:
 192             return nssfn(name)
 193         except KeyError:
 194             pass
 195     raise KeyError("Unable to find user/group %r" % names)
 196
 197
 198 findnss_uid = lambda names: findnss(pwd.getpwnam, names)[2]
 199 findnss_gid = lambda names: findnss(grp.getgrnam, names)[2]
 200
 201
 202 def read_and_sub_file(file, subst_vars):
 203     """Read a file and sub in variables found in it
 204
 205     :param file: File to be read (typically from setup directory)
 206      param subst_vars: Optional variables to subsitute in the file.
 207     """
 208     data = open(file, 'r').read()
 209     if subst_vars is not None:
 210         data = substitute_var(data, subst_vars)
 211     check_all_substituted(data)
 212     return data
 213
 214
 215 def setup_add_ldif(ldb, ldif_path, subst_vars=None):
 216     """Setup a ldb in the private dir.
 217
 218     :param ldb: LDB file to import data into
 219     :param ldif_path: Path of the LDIF file to load
 220     :param subst_vars: Optional variables to subsitute in LDIF.
 221     """
 222     assert isinstance(ldif_path, str)
 223
 224     data = read_and_sub_file(ldif_path, subst_vars)
 225     ldb.add_ldif(data)
 226
 227
 228 def setup_modify_ldif(ldb, ldif_path, subst_vars=None):
 229     """Modify a ldb in the private dir.
 230
 231     :param ldb: LDB object.
 232     :param ldif_path: LDIF file path.
 233     :param subst_vars: Optional dictionary with substitution variables.
 234     """
 235     data = read_and_sub_file(ldif_path, subst_vars)
 236
 237     ldb.modify_ldif(data)
 238
 239
 240 def setup_ldb(ldb, ldif_path, subst_vars):
 241     """Import a LDIF a file into a LDB handle, optionally substituting variables.
 242
 243     :note: Either all LDIF data will be added or none (using transactions).
 244
 245     :param ldb: LDB file to import into.
 246     :param ldif_path: Path to the LDIF file.
 247     :param subst_vars: Dictionary with substitution variables.
 248     """
 249     assert ldb is not None
 250     ldb.transaction_start()
 251     try:
 252         setup_add_ldif(ldb, ldif_path, subst_vars)
 253     except:
 254         ldb.transaction_cancel()
 255         raise
 256     ldb.transaction_commit()
 257
 258
 259 def setup_file(template, fname, subst_vars):
 260     """Setup a file in the private dir.
 261
 262     :param template: Path of the template file.
 263     :param fname: Path of the file to create.
 264     :param subst_vars: Substitution variables.
 265     """
 266     f = fname
 267
 268     if os.path.exists(f):
 269         os.unlink(f)
 270
 271     data = read_and_sub_file(template, subst_vars)
 272     open(f, 'w').write(data)
 273
 274
 275 def provision_paths_from_lp(lp, dnsdomain):
 276     """Set the default paths for provisioning.
 277
 278     :param lp: Loadparm context.
 279     :param dnsdomain: DNS Domain name
 280     """
 281     paths = ProvisionPaths()
 282     paths.private_dir = lp.get("private dir")
 283     paths.keytab = "secrets.keytab"
 284     paths.dns_keytab = "dns.keytab"
 285
 286     paths.shareconf = os.path.join(paths.private_dir, "share.ldb")
 287     paths.samdb = os.path.join(paths.private_dir, lp.get("sam database") or "samdb.ldb")
 288     paths.idmapdb = os.path.join(paths.private_dir, lp.get("idmap database") or "idmap.ldb")
 289     paths.secrets = os.path.join(paths.private_dir, lp.get("secrets database") or "secrets.ldb")
 290     paths.templates = os.path.join(paths.private_dir, "templates.ldb")
 291     paths.dns = os.path.join(paths.private_dir, dnsdomain + ".zone")
 292     paths.namedconf = os.path.join(paths.private_dir, "named.conf")
 293     paths.namedtxt = os.path.join(paths.private_dir, "named.txt")
 294     paths.krb5conf = os.path.join(paths.private_dir, "krb5.conf")
 295     paths.winsdb = os.path.join(paths.private_dir, "wins.ldb")
 296     paths.s4_ldapi_path = os.path.join(paths.private_dir, "ldapi")
 297     paths.phpldapadminconfig = os.path.join(paths.private_dir,
 298                                             "phpldapadmin-config.php")
 299     paths.ldapdir = os.path.join(paths.private_dir,
 300                                  "ldap")
 301     paths.slapdconf = os.path.join(paths.ldapdir,
 302                                    "slapd.conf")
 303     paths.slapdpid = os.path.join(paths.ldapdir,
 304                                    "slapd.pid")
 305     paths.modulesconf = os.path.join(paths.ldapdir,
 306                                      "modules.conf")
 307     paths.memberofconf = os.path.join(paths.ldapdir,
 308                                       "memberof.conf")
 309     paths.fedoradsinf = os.path.join(paths.ldapdir,
 310                                      "fedorads.inf")
 311     paths.fedoradspartitions = os.path.join(paths.ldapdir,
 312                                             "fedorads-partitions.ldif")
 313     paths.olmmrserveridsconf = os.path.join(paths.ldapdir,
 314                                             "mmr_serverids.conf")
 315     paths.olmmrsyncreplconf = os.path.join(paths.ldapdir,
 316                                            "mmr_syncrepl.conf")
 317     paths.olcdir = os.path.join(paths.ldapdir,
 318                                  "slapd.d")
 319     paths.olcseedldif = os.path.join(paths.ldapdir,
 320                                  "olc_seed.ldif")
 321     paths.hklm = "hklm.ldb"
 322     paths.hkcr = "hkcr.ldb"
 323     paths.hkcu = "hkcu.ldb"
 324     paths.hku = "hku.ldb"
 325     paths.hkpd = "hkpd.ldb"
 326     paths.hkpt = "hkpt.ldb"
 327
 328     paths.sysvol = lp.get("path", "sysvol")
 329
 330     paths.netlogon = lp.get("path", "netlogon")
 331
 332     paths.smbconf = lp.configfile
 333
 334     return paths
 335
 336
 337 def guess_names(lp=None, hostname=None, domain=None, dnsdomain=None, serverrole=None,
 338                 rootdn=None, domaindn=None, configdn=None, schemadn=None, serverdn=None,
 339                 sitename=None):
 340     """Guess configuration settings to use."""
 341
 342     if hostname is None:
 343         hostname = socket.gethostname().split(".")[0].lower()
 344
 345     netbiosname = hostname.upper()
 346     if not valid_netbios_name(netbiosname):
 347         raise InvalidNetbiosName(netbiosname)
 348
 349     hostname = hostname.lower()
 350
 351     if dnsdomain is None:
 352         dnsdomain = lp.get("realm")
 353
 354     if serverrole is None:
 355         serverrole = lp.get("server role")
 356
 357     assert dnsdomain is not None
 358     realm = dnsdomain.upper()
 359
 360     if lp.get("realm").upper() != realm:
 361         raise Exception("realm '%s' in %s must match chosen realm '%s'" %
 362                         (lp.get("realm"), lp.configfile, realm))
 363
 364     dnsdomain = dnsdomain.lower()
 365
 366     if serverrole == "domain controller":
 367         if domain is None:
 368             domain = lp.get("workgroup")
 369         if domaindn is None:
 370             domaindn = "DC=" + dnsdomain.replace(".", ",DC=")
 371         if lp.get("workgroup").upper() != domain.upper():
 372             raise Exception("workgroup '%s' in smb.conf must match chosen domain '%s'",
 373                         lp.get("workgroup"), domain)
 374     else:
 375         domain = netbiosname
 376         if domaindn is None:
 377             domaindn = "CN=" + netbiosname
 378
 379     assert domain is not None
 380     domain = domain.upper()
 381     if not valid_netbios_name(domain):
 382         raise InvalidNetbiosName(domain)
 383
 384     if rootdn is None:
 385        rootdn = domaindn
 386
 387     if configdn is None:
 388         configdn = "CN=Configuration," + rootdn
 389     if schemadn is None:
 390         schemadn = "CN=Schema," + configdn
 391
 392     if sitename is None:
 393         sitename=DEFAULTSITE
 394
 395     names = ProvisionNames()
 396     names.rootdn = rootdn
 397     names.domaindn = domaindn
 398     names.configdn = configdn
 399     names.schemadn = schemadn
 400     names.ldapmanagerdn = "CN=Manager," + rootdn
 401     names.dnsdomain = dnsdomain
 402     names.domain = domain
 403     names.realm = realm
 404     names.netbiosname = netbiosname
 405     names.hostname = hostname
 406     names.sitename = sitename
 407     names.serverdn = "CN=%s,CN=Servers,CN=%s,CN=Sites,%s" % (netbiosname, sitename, configdn)
 408
 409     return names
 410
 411
 412 def make_smbconf(smbconf, setup_path, hostname, domain, realm, serverrole,
 413                  targetdir):
 414     """Create a new smb.conf file based on a couple of basic settings.
 415     """
 416     assert smbconf is not None
 417     if hostname is None:
 418         hostname = socket.gethostname().split(".")[0].lower()
 419
 420     if serverrole is None:
 421         serverrole = "standalone"
 422
 423     assert serverrole in ("domain controller", "member server", "standalone")
 424     if serverrole == "domain controller":
 425         smbconfsuffix = "dc"
 426     elif serverrole == "member server":
 427         smbconfsuffix = "member"
 428     elif serverrole == "standalone":
 429         smbconfsuffix = "standalone"
 430
 431     assert domain is not None
 432     assert realm is not None
 433
 434     default_lp = param.LoadParm()
 435     #Load non-existant file
 436     if os.path.exists(smbconf):
 437         default_lp.load(smbconf)
 438
 439     if targetdir is not None:
 440         privatedir_line = "private dir = " + os.path.abspath(os.path.join(targetdir, "private"))
 441         lockdir_line = "lock dir = " + os.path.abspath(targetdir)
 442
 443         default_lp.set("lock dir", os.path.abspath(targetdir))
 444     else:
 445         privatedir_line = ""
 446         lockdir_line = ""
 447
 448     sysvol = os.path.join(default_lp.get("lock dir"), "sysvol")
 449     netlogon = os.path.join(sysvol, realm.lower(), "scripts")
 450
 451     setup_file(setup_path("provision.smb.conf.%s" % smbconfsuffix),
 452                smbconf, {
 453             "HOSTNAME": hostname,
 454             "DOMAIN": domain,
 455             "REALM": realm,
 456             "SERVERROLE": serverrole,
 457             "NETLOGONPATH": netlogon,
 458             "SYSVOLPATH": sysvol,
 459             "PRIVATEDIR_LINE": privatedir_line,
 460             "LOCKDIR_LINE": lockdir_line
 461             })
 462
 463
 464 def setup_name_mappings(samdb, idmap, sid, domaindn, root_uid, nobody_uid,
 465                         users_gid, wheel_gid):
 466     """setup reasonable name mappings for sam names to unix names.
 467
 468     :param samdb: SamDB object.
 469     :param idmap: IDmap db object.
 470     :param sid: The domain sid.
 471     :param domaindn: The domain DN.
 472     :param root_uid: uid of the UNIX root user.
 473     :param nobody_uid: uid of the UNIX nobody user.
 474     :param users_gid: gid of the UNIX users group.
 475     :param wheel_gid: gid of the UNIX wheel group."""
 476
 477     def add_foreign(self, domaindn, sid, desc):
 478         """Add a foreign security principle."""
 479         add = """
 480 dn: CN=%s,CN=ForeignSecurityPrincipals,%s
 481 objectClass: top
 482 objectClass: foreignSecurityPrincipal
 483 description: %s
 484 """ % (sid, domaindn, desc)
 485         # deliberately ignore errors from this, as the records may
 486         # already exist
 487         for msg in self.parse_ldif(add):
 488             self.add(msg[1])
 489
 490     # add some foreign sids
 491     add_foreign(samdb, domaindn, "S-1-5-7", "Anonymous")
 492     add_foreign(samdb, domaindn, "S-1-1-0", "World")
 493     add_foreign(samdb, domaindn, "S-1-5-2", "Network")
 494     add_foreign(samdb, domaindn, "S-1-5-18", "System")
 495     add_foreign(samdb, domaindn, "S-1-5-11", "Authenticated Users")
 496
 497
 498     idmap.setup_name_mapping("S-1-5-7", idmap.TYPE_UID, nobody_uid)
 499     idmap.setup_name_mapping("S-1-5-32-544", idmap.TYPE_GID, wheel_gid)
 500
 501     idmap.setup_name_mapping(sid + "-500", idmap.TYPE_UID, root_uid)
 502     idmap.setup_name_mapping(sid + "-513", idmap.TYPE_GID, users_gid)
 503
 504
 505 def setup_samdb_partitions(samdb_path, setup_path, message, lp, session_info,
 506                            credentials, names,
 507                            serverrole, ldap_backend=None,
 508                            erase=False):
 509     """Setup the partitions for the SAM database.
 510
 511     Alternatively, provision() may call this, and then populate the database.
 512
 513     :note: This will wipe the Sam Database!
 514
 515     :note: This function always removes the local SAM LDB file. The erase
 516         parameter controls whether to erase the existing data, which
 517         may not be stored locally but in LDAP.
 518     """
 519     assert session_info is not None
 520
 521     # We use options=["modules:"] to stop the modules loading - we
 522     # just want to wipe and re-initialise the database, not start it up
 523
 524     try:
 525         samdb = Ldb(url=samdb_path, session_info=session_info,
 526                       credentials=credentials, lp=lp, options=["modules:"])
 527         # Wipes the database
 528         samdb.erase()
 529     except LdbError:
 530         os.unlink(samdb_path)
 531         samdb = Ldb(url=samdb_path, session_info=session_info,
 532                       credentials=credentials, lp=lp, options=["modules:"])
 533          # Wipes the database
 534         samdb.erase()
 535
 536
 537     #Add modules to the list to activate them by default
 538     #beware often order is important
 539     #
 540     # Some Known ordering constraints:
 541     # - rootdse must be first, as it makes redirects from "" -> cn=rootdse
 542     # - objectclass must be before password_hash, because password_hash checks
 543     #   that the objectclass is of type person (filled in by objectclass
 544     #   module when expanding the objectclass list)
 545     # - partition must be last
 546     # - each partition has its own module list then
 547     modules_list = ["rootdse",
 548                     "paged_results",
 549                     "ranged_results",
 550                     "anr",
 551                     "server_sort",
 552                     "asq",
 553                     "extended_dn_store",
 554                     "extended_dn_in",
 555                     "rdn_name",
 556                     "objectclass",
 557                     "samldb",
 558                     "kludge_acl",
 559                     "password_hash",
 560                     "operational"]
 561     tdb_modules_list = [
 562                     "subtree_rename",
 563                     "subtree_delete",
 564                     "linked_attributes",
 565                     "extended_dn_out_ldb"]
 566     modules_list2 = ["show_deleted",
 567                     "partition"]
 568
 569     domaindn_ldb = "users.ldb"
 570     configdn_ldb = "configuration.ldb"
 571     schemadn_ldb = "schema.ldb"
 572     if ldap_backend is not None:
 573         domaindn_ldb = ldap_backend.ldapi_uri
 574         configdn_ldb = ldap_backend.ldapi_uri
 575         schemadn_ldb = ldap_backend.ldapi_uri
 576
 577         if ldap_backend.ldap_backend_type == "fedora-ds":
 578             backend_modules = ["nsuniqueid", "paged_searches"]
 579             # We can handle linked attributes here, as we don't have directory-side subtree operations
 580             tdb_modules_list = ["linked_attributes", "extended_dn_out_dereference"]
 581         elif ldap_backend.ldap_backend_type == "openldap":
 582             backend_modules = ["entryuuid", "paged_searches"]
 583             # OpenLDAP handles subtree renames, so we don't want to do any of these things
 584             tdb_modules_list = ["extended_dn_out_dereference"]
 585
 586     elif serverrole == "domain controller":
 587         backend_modules = ["repl_meta_data"]
 588     else:
 589         backend_modules = ["objectguid"]
 590
 591     if tdb_modules_list is None:
 592         tdb_modules_list_as_string = ""
 593     else:
 594         tdb_modules_list_as_string = ","+",".join(tdb_modules_list)
 595
 596     samdb.transaction_start()
 597     try:
 598         message("Setting up sam.ldb partitions and settings")
 599         setup_add_ldif(samdb, setup_path("provision_partitions.ldif"), {
 600                 "SCHEMADN": names.schemadn,
 601                 "SCHEMADN_LDB": schemadn_ldb,
 602                 "SCHEMADN_MOD2": ",objectguid",
 603                 "CONFIGDN": names.configdn,
 604                 "CONFIGDN_LDB": configdn_ldb,
 605                 "DOMAINDN": names.domaindn,
 606                 "DOMAINDN_LDB": domaindn_ldb,
 607                 "SCHEMADN_MOD": "schema_fsmo,instancetype",
 608                 "CONFIGDN_MOD": "naming_fsmo,instancetype",
 609                 "DOMAINDN_MOD": "pdc_fsmo,instancetype",
 610                 "MODULES_LIST": ",".join(modules_list),
 611                 "TDB_MODULES_LIST": tdb_modules_list_as_string,
 612                 "MODULES_LIST2": ",".join(modules_list2),
 613                 "BACKEND_MOD": ",".join(backend_modules),
 614         })
 615
 616         samdb.load_ldif_file_add(setup_path("provision_init.ldif"))
 617
 618         message("Setting up sam.ldb rootDSE")
 619         setup_samdb_rootdse(samdb, setup_path, names)
 620
 621     except:
 622         samdb.transaction_cancel()
 623         raise
 624
 625     samdb.transaction_commit()
 626
 627
 628
 629 def secretsdb_become_dc(secretsdb, setup_path, domain, realm, dnsdomain,
 630                         netbiosname, domainsid, keytab_path, samdb_url,
 631                         dns_keytab_path, dnspass, machinepass):
 632     """Add DC-specific bits to a secrets database.
 633
 634     :param secretsdb: Ldb Handle to the secrets database
 635     :param setup_path: Setup path function
 636     :param machinepass: Machine password
 637     """
 638     setup_ldb(secretsdb, setup_path("secrets_dc.ldif"), {
 639             "MACHINEPASS_B64": b64encode(machinepass),
 640             "DOMAIN": domain,
 641             "REALM": realm,
 642             "DNSDOMAIN": dnsdomain,
 643             "DOMAINSID": str(domainsid),
 644             "SECRETS_KEYTAB": keytab_path,
 645             "NETBIOSNAME": netbiosname,
 646             "SAM_LDB": samdb_url,
 647             "DNS_KEYTAB": dns_keytab_path,
 648             "DNSPASS_B64": b64encode(dnspass),
 649             })
 650
 651
 652 def setup_secretsdb(path, setup_path, session_info, credentials, lp):
 653     """Setup the secrets database.
 654
 655     :param path: Path to the secrets database.
 656     :param setup_path: Get the path to a setup file.
 657     :param session_info: Session info.
 658     :param credentials: Credentials
 659     :param lp: Loadparm context
 660     :return: LDB handle for the created secrets database
 661     """
 662     if os.path.exists(path):
 663         os.unlink(path)
 664     secrets_ldb = Ldb(path, session_info=session_info, credentials=credentials,
 665                       lp=lp)
 666     secrets_ldb.erase()
 667     secrets_ldb.load_ldif_file_add(setup_path("secrets_init.ldif"))
 668     secrets_ldb = Ldb(path, session_info=session_info, credentials=credentials,
 669                       lp=lp)
 670     secrets_ldb.load_ldif_file_add(setup_path("secrets.ldif"))
 671
 672     if credentials is not None and credentials.authentication_requested():
 673         if credentials.get_bind_dn() is not None:
 674             setup_add_ldif(secrets_ldb, setup_path("secrets_simple_ldap.ldif"), {
 675                     "LDAPMANAGERDN": credentials.get_bind_dn(),
 676                     "LDAPMANAGERPASS_B64": b64encode(credentials.get_password())
 677                     })
 678         else:
 679             setup_add_ldif(secrets_ldb, setup_path("secrets_sasl_ldap.ldif"), {
 680                     "LDAPADMINUSER": credentials.get_username(),
 681                     "LDAPADMINREALM": credentials.get_realm(),
 682                     "LDAPADMINPASS_B64": b64encode(credentials.get_password())
 683                     })
 684
 685     return secrets_ldb
 686
 687
 688 def setup_templatesdb(path, setup_path, session_info, lp):
 689     """Setup the templates database.
 690
 691     :param path: Path to the database.
 692     :param setup_path: Function for obtaining the path to setup files.
 693     :param session_info: Session info
 694     :param credentials: Credentials
 695     :param lp: Loadparm context
 696     """
 697     templates_ldb = Ldb(url=path, session_info=session_info,
 698                         lp=lp)
 699     # Wipes the database
 700     try:
 701         templates_ldb.erase()
 702     # This should be 'except LdbError', but on a re-provision the assert in ldb.erase fires, and we need to catch that too
 703     except:
 704         os.unlink(path)
 705
 706     templates_ldb.load_ldif_file_add(setup_path("provision_templates_init.ldif"))
 707
 708     templates_ldb = Ldb(url=path, session_info=session_info,
 709                         lp=lp)
 710
 711     templates_ldb.load_ldif_file_add(setup_path("provision_templates.ldif"))
 712
 713
 714 def setup_registry(path, setup_path, session_info, lp):
 715     """Setup the registry.
 716
 717     :param path: Path to the registry database
 718     :param setup_path: Function that returns the path to a setup.
 719     :param session_info: Session information
 720     :param credentials: Credentials
 721     :param lp: Loadparm context
 722     """
 723     reg = registry.Registry()
 724     hive = registry.open_ldb(path, session_info=session_info,
 725                          lp_ctx=lp)
 726     reg.mount_hive(hive, registry.HKEY_LOCAL_MACHINE)
 727     provision_reg = setup_path("provision.reg")
 728     assert os.path.exists(provision_reg)
 729     reg.diff_apply(provision_reg)
 730
 731
 732 def setup_idmapdb(path, setup_path, session_info, lp):
 733     """Setup the idmap database.
 734
 735     :param path: path to the idmap database
 736     :param setup_path: Function that returns a path to a setup file
 737     :param session_info: Session information
 738     :param credentials: Credentials
 739     :param lp: Loadparm context
 740     """
 741     if os.path.exists(path):
 742         os.unlink(path)
 743
 744     idmap_ldb = IDmapDB(path, session_info=session_info,
 745                         lp=lp)
 746
 747     idmap_ldb.erase()
 748     idmap_ldb.load_ldif_file_add(setup_path("idmap_init.ldif"))
 749     return idmap_ldb
 750
 751
 752 def setup_samdb_rootdse(samdb, setup_path, names):
 753     """Setup the SamDB rootdse.
 754
 755     :param samdb: Sam Database handle
 756     :param setup_path: Obtain setup path
 757     """
 758     setup_add_ldif(samdb, setup_path("provision_rootdse_add.ldif"), {
 759         "SCHEMADN": names.schemadn,
 760         "NETBIOSNAME": names.netbiosname,
 761         "DNSDOMAIN": names.dnsdomain,
 762         "REALM": names.realm,
 763         "DNSNAME": "%s.%s" % (names.hostname, names.dnsdomain),
 764         "DOMAINDN": names.domaindn,
 765         "ROOTDN": names.rootdn,
 766         "CONFIGDN": names.configdn,
 767         "SERVERDN": names.serverdn,
 768         })
 769
 770
 771 def setup_self_join(samdb, names,
 772                     machinepass, dnspass,
 773                     domainsid, invocationid, setup_path,
 774                     policyguid, domainControllerFunctionality):
 775     """Join a host to its own domain."""
 776     assert isinstance(invocationid, str)
 777     setup_add_ldif(samdb, setup_path("provision_self_join.ldif"), {
 778               "CONFIGDN": names.configdn,
 779               "SCHEMADN": names.schemadn,
 780               "DOMAINDN": names.domaindn,
 781               "SERVERDN": names.serverdn,
 782               "INVOCATIONID": invocationid,
 783               "NETBIOSNAME": names.netbiosname,
 784               "DEFAULTSITE": names.sitename,
 785               "DNSNAME": "%s.%s" % (names.hostname, names.dnsdomain),
 786               "MACHINEPASS_B64": b64encode(machinepass),
 787               "DNSPASS_B64": b64encode(dnspass),
 788               "REALM": names.realm,
 789               "DOMAIN": names.domain,
 790               "DNSDOMAIN": names.dnsdomain,
 791               "SAMBA_VERSION_STRING": version,
 792               "DOMAIN_CONTROLLER_FUNCTIONALITY": str(domainControllerFunctionality)})
 793     setup_add_ldif(samdb, setup_path("provision_group_policy.ldif"), {
 794               "POLICYGUID": policyguid,
 795               "DNSDOMAIN": names.dnsdomain,
 796               "DOMAINSID": str(domainsid),
 797               "DOMAINDN": names.domaindn})
 798
 799
 800 def setup_samdb(path, setup_path, session_info, credentials, lp,
 801                 names, message,
 802                 domainsid, domainguid, policyguid,
 803                 fill, adminpass, krbtgtpass,
 804                 machinepass, invocationid, dnspass,
 805                 serverrole, schema=None, ldap_backend=None):
 806     """Setup a complete SAM Database.
 807
 808     :note: This will wipe the main SAM database file!
 809     """
 810
 811     domainFunctionality = DS_BEHAVIOR_WIN2008
 812     forestFunctionality = DS_BEHAVIOR_WIN2008
 813     domainControllerFunctionality = DS_BEHAVIOR_WIN2008
 814
 815     # Also wipes the database
 816     setup_samdb_partitions(path, setup_path, message=message, lp=lp,
 817                            credentials=credentials, session_info=session_info,
 818                            names=names,
 819                            ldap_backend=ldap_backend, serverrole=serverrole)
 820
 821     # Load the database, but importantly, use Ldb not SamDB as we don't want to load the global schema
 822     samdb = Ldb(session_info=session_info,
 823                 credentials=credentials, lp=lp)
 824
 825     message("Pre-loading the Samba 4 and AD schema")
 826
 827     # Load the schema from the one we computed earlier
 828     samdb.set_schema_from_ldb(schema.ldb)
 829
 830     # And now we can connect to the DB - the schema won't be loaded from the DB
 831     samdb.connect(path)
 832     if fill == FILL_DRS:
 833         return samdb
 834
 835     samdb.transaction_start()
 836     try:
 837         message("Erasing data from partitions")
 838         # Load the schema (again).  This time it will force a reindex, to make the below computationally sane
 839         samdb.set_schema_from_ldb(schema.ldb)
 840         samdb.erase_partitions()
 841
 842         samdb.set_opaque_integer("domainFunctionality", domainFunctionality)
 843         samdb.set_opaque_integer("forestFunctionality", forestFunctionality)
 844         samdb.set_opaque_integer("domainControllerFunctionality", domainControllerFunctionality)
 845
 846         samdb.set_domain_sid(str(domainsid))
 847         if serverrole == "domain controller":
 848             samdb.set_invocation_id(invocationid)
 849
 850         message("Adding DomainDN: %s" % names.domaindn)
 851         if serverrole == "domain controller":
 852             domain_oc = "domainDNS"
 853         else:
 854             domain_oc = "samba4LocalDomain"
 855
 856         setup_add_ldif(samdb, setup_path("provision_basedn.ldif"), {
 857                 "DOMAINDN": names.domaindn,
 858                 "DOMAIN_OC": domain_oc
 859                 })
 860
 861         message("Modifying DomainDN: " + names.domaindn + "")
 862         if domainguid is not None:
 863             domainguid_mod = "replace: objectGUID\nobjectGUID: %s\n-" % domainguid
 864         else:
 865             domainguid_mod = ""
 866
 867         setup_modify_ldif(samdb, setup_path("provision_basedn_modify.ldif"), {
 868             "LDAPTIME": timestring(int(time.time())),
 869             "DOMAINSID": str(domainsid),
 870             "SCHEMADN": names.schemadn,
 871             "NETBIOSNAME": names.netbiosname,
 872             "DEFAULTSITE": names.sitename,
 873             "CONFIGDN": names.configdn,
 874             "SERVERDN": names.serverdn,
 875             "POLICYGUID": policyguid,
 876             "DOMAINDN": names.domaindn,
 877             "DOMAINGUID_MOD": domainguid_mod,
 878             "DOMAIN_FUNCTIONALITY": str(domainFunctionality)
 879             })
 880
 881         message("Adding configuration container")
 882         setup_add_ldif(samdb, setup_path("provision_configuration_basedn.ldif"), {
 883             "CONFIGDN": names.configdn,
 884             })
 885         message("Modifying configuration container")
 886         setup_modify_ldif(samdb, setup_path("provision_configuration_basedn_modify.ldif"), {
 887             "CONFIGDN": names.configdn,
 888             "SCHEMADN": names.schemadn,
 889             })
 890
 891         message("Setting up sam.ldb schema")
 892         samdb.add_ldif(schema.schema_dn_add)
 893         samdb.modify_ldif(schema.schema_dn_modify)
 894         samdb.add_ldif(schema.schema_data)
 895         setup_add_ldif(samdb, setup_path("aggregate_schema.ldif"),
 896                        {"SCHEMADN": names.schemadn})
 897
 898         message("Setting up sam.ldb configuration data")
 899         setup_add_ldif(samdb, setup_path("provision_configuration.ldif"), {
 900             "CONFIGDN": names.configdn,
 901             "NETBIOSNAME": names.netbiosname,
 902             "DEFAULTSITE": names.sitename,
 903             "DNSDOMAIN": names.dnsdomain,
 904             "DOMAIN": names.domain,
 905             "SCHEMADN": names.schemadn,
 906             "DOMAINDN": names.domaindn,
 907             "SERVERDN": names.serverdn,
 908             "FOREST_FUNCTIONALALITY": str(forestFunctionality)
 909             })
 910
 911         message("Setting up display specifiers")
 912         setup_add_ldif(samdb, setup_path("display_specifiers.ldif"),
 913                        {"CONFIGDN": names.configdn})
 914
 915         message("Adding users container")
 916         setup_add_ldif(samdb, setup_path("provision_users_add.ldif"), {
 917                 "DOMAINDN": names.domaindn})
 918         message("Modifying users container")
 919         setup_modify_ldif(samdb, setup_path("provision_users_modify.ldif"), {
 920                 "DOMAINDN": names.domaindn})
 921         message("Adding computers container")
 922         setup_add_ldif(samdb, setup_path("provision_computers_add.ldif"), {
 923                 "DOMAINDN": names.domaindn})
 924         message("Modifying computers container")
 925         setup_modify_ldif(samdb, setup_path("provision_computers_modify.ldif"), {
 926                 "DOMAINDN": names.domaindn})
 927         message("Setting up sam.ldb data")
 928         setup_add_ldif(samdb, setup_path("provision.ldif"), {
 929             "DOMAINDN": names.domaindn,
 930             "NETBIOSNAME": names.netbiosname,
 931             "DEFAULTSITE": names.sitename,
 932             "CONFIGDN": names.configdn,
 933             "SERVERDN": names.serverdn
 934             })
 935
 936         if fill == FILL_FULL:
 937             message("Setting up sam.ldb users and groups")
 938             setup_add_ldif(samdb, setup_path("provision_users.ldif"), {
 939                 "DOMAINDN": names.domaindn,
 940                 "DOMAINSID": str(domainsid),
 941                 "CONFIGDN": names.configdn,
 942                 "ADMINPASS_B64": b64encode(adminpass),
 943                 "KRBTGTPASS_B64": b64encode(krbtgtpass),
 944                 })
 945
 946             if serverrole == "domain controller":
 947                 message("Setting up self join")
 948                 setup_self_join(samdb, names=names, invocationid=invocationid,
 949                                 dnspass=dnspass,
 950                                 machinepass=machinepass,
 951                                 domainsid=domainsid, policyguid=policyguid,
 952                                 setup_path=setup_path, domainControllerFunctionality=domainControllerFunctionality)
 953
 954     except:
 955         samdb.transaction_cancel()
 956         raise
 957
 958     samdb.transaction_commit()
 959     return samdb
 960
 961
 962 FILL_FULL = "FULL"
 963 FILL_NT4SYNC = "NT4SYNC"
 964 FILL_DRS = "DRS"
 965
 966
 967 def provision(setup_dir, message, session_info,
 968               credentials, smbconf=None, targetdir=None, samdb_fill=FILL_FULL, realm=None,
 969               rootdn=None, domaindn=None, schemadn=None, configdn=None,
 970               serverdn=None,
 971               domain=None, hostname=None, hostip=None, hostip6=None,
 972               domainsid=None, adminpass=None, ldapadminpass=None,
 973               krbtgtpass=None, domainguid=None,
 974               policyguid=None, invocationid=None, machinepass=None,
 975               dnspass=None, root=None, nobody=None, users=None,
 976               wheel=None, backup=None, aci=None, serverrole=None,
 977               ldap_backend_extra_port=None, ldap_backend_type=None, sitename=None,
 978               ol_mmr_urls=None, ol_olc=None,
 979               setup_ds_path=None, slapd_path=None, nosync=False,
 980               ldap_dryrun_mode=False):
 981     """Provision samba4
 982
 983     :note: caution, this wipes all existing data!
 984     """
 985
 986     def setup_path(file):
 987         return os.path.join(setup_dir, file)
 988
 989     if domainsid is None:
 990         domainsid = security.random_sid()
 991
 992     if policyguid is None:
 993         policyguid = str(uuid.uuid4())
 994     if adminpass is None:
 995         adminpass = glue.generate_random_str(12)
 996     if krbtgtpass is None:
 997         krbtgtpass = glue.generate_random_str(12)
 998     if machinepass is None:
 999         machinepass  = glue.generate_random_str(12)
1000     if dnspass is None:
1001         dnspass = glue.generate_random_str(12)
1002     if ldapadminpass is None:
1003         #Make a new, random password between Samba and it's LDAP server
1004         ldapadminpass=glue.generate_random_str(12)
1005
1006
1007     root_uid = findnss_uid([root or "root"])
1008     nobody_uid = findnss_uid([nobody or "nobody"])
1009     users_gid = findnss_gid([users or "users"])
1010     if wheel is None:
1011         wheel_gid = findnss_gid(["wheel", "adm"])
1012     else:
1013         wheel_gid = findnss_gid([wheel])
1014
1015     if targetdir is not None:
1016         if (not os.path.exists(os.path.join(targetdir, "etc"))):
1017             os.makedirs(os.path.join(targetdir, "etc"))
1018         smbconf = os.path.join(targetdir, "etc", "smb.conf")
1019     elif smbconf is None:
1020         smbconf = param.default_path()
1021
1022     # only install a new smb.conf if there isn't one there already
1023     if not os.path.exists(smbconf):
1024         make_smbconf(smbconf, setup_path, hostname, domain, realm, serverrole,
1025                      targetdir)
1026
1027     lp = param.LoadParm()
1028     lp.load(smbconf)
1029
1030     names = guess_names(lp=lp, hostname=hostname, domain=domain,
1031                         dnsdomain=realm, serverrole=serverrole, sitename=sitename,
1032                         rootdn=rootdn, domaindn=domaindn, configdn=configdn, schemadn=schemadn,
1033                         serverdn=serverdn)
1034
1035     paths = provision_paths_from_lp(lp, names.dnsdomain)
1036
1037     if hostip is None:
1038         try:
1039             hostip = socket.getaddrinfo(names.hostname, None, socket.AF_INET, socket.AI_CANONNAME, socket.IPPROTO_IP)[0][-1][0]
1040         except socket.gaierror, (socket.EAI_NODATA, msg):
1041             hostip = None
1042
1043     if hostip6 is None:
1044         try:
1045             hostip6 = socket.getaddrinfo(names.hostname, None, socket.AF_INET6, socket.AI_CANONNAME, socket.IPPROTO_IP)[0][-1][0]
1046         except socket.gaierror, (socket.EAI_NODATA, msg):
1047             hostip6 = None
1048
1049     if serverrole is None:
1050         serverrole = lp.get("server role")
1051
1052     assert serverrole in ("domain controller", "member server", "standalone")
1053     if invocationid is None and serverrole == "domain controller":
1054         invocationid = str(uuid.uuid4())
1055
1056     if not os.path.exists(paths.private_dir):
1057         os.mkdir(paths.private_dir)
1058
1059     ldapi_url = "ldapi://%s" % urllib.quote(paths.s4_ldapi_path, safe="")
1060
1061     schema = Schema(setup_path, schemadn=names.schemadn, serverdn=names.serverdn)
1062
1063     provision_backend = None
1064     if ldap_backend_type:
1065         # We only support an LDAP backend over ldapi://
1066
1067         provision_backend = ProvisionBackend(paths=paths, setup_path=setup_path, lp=lp, credentials=credentials,
1068                                              names=names,
1069                                              message=message, hostname=hostname,
1070                                              root=root, schema=schema, ldap_backend_type=ldap_backend_type,
1071                                              ldapadminpass=ldapadminpass,
1072                                              ldap_backend_extra_port=ldap_backend_extra_port,
1073                                              ol_mmr_urls=ol_mmr_urls,
1074                                              slapd_path=slapd_path,
1075                                              setup_ds_path=setup_ds_path,
1076                                              ldap_dryrun_mode=ldap_dryrun_mode)
1077
1078         # Now use the backend credentials to access the databases
1079         credentials = provision_backend.credentials
1080
1081     # only install a new shares config db if there is none
1082     if not os.path.exists(paths.shareconf):
1083         message("Setting up share.ldb")
1084         share_ldb = Ldb(paths.shareconf, session_info=session_info,
1085                         credentials=credentials, lp=lp)
1086         share_ldb.load_ldif_file_add(setup_path("share.ldif"))
1087
1088
1089     message("Setting up secrets.ldb")
1090     secrets_ldb = setup_secretsdb(paths.secrets, setup_path,
1091                                   session_info=session_info,
1092                                   credentials=credentials, lp=lp)
1093
1094     message("Setting up the registry")
1095     setup_registry(paths.hklm, setup_path, session_info,
1096                    lp=lp)
1097
1098     message("Setting up templates db")
1099     setup_templatesdb(paths.templates, setup_path, session_info=session_info,
1100                       lp=lp)
1101
1102     message("Setting up idmap db")
1103     idmap = setup_idmapdb(paths.idmapdb, setup_path, session_info=session_info,
1104                           lp=lp)
1105
1106     message("Setting up SAM db")
1107     samdb = setup_samdb(paths.samdb, setup_path, session_info=session_info,
1108                         credentials=credentials, lp=lp, names=names,
1109                         message=message,
1110                         domainsid=domainsid,
1111                         schema=schema, domainguid=domainguid, policyguid=policyguid,
1112                         fill=samdb_fill,
1113                         adminpass=adminpass, krbtgtpass=krbtgtpass,
1114                         invocationid=invocationid,
1115                         machinepass=machinepass, dnspass=dnspass,
1116                         serverrole=serverrole, ldap_backend=provision_backend)
1117
1118     if serverrole == "domain controller":
1119         if paths.netlogon is None:
1120             message("Existing smb.conf does not have a [netlogon] share, but you are configuring a DC.")
1121             message("Please either remove %s or see the template at %s" %
1122                     ( paths.smbconf, setup_path("provision.smb.conf.dc")))
1123             assert(paths.netlogon is not None)
1124
1125         if paths.sysvol is None:
1126             message("Existing smb.conf does not have a [sysvol] share, but you are configuring a DC.")
1127             message("Please either remove %s or see the template at %s" %
1128                     (paths.smbconf, setup_path("provision.smb.conf.dc")))
1129             assert(paths.sysvol is not None)
1130
1131         policy_path = os.path.join(paths.sysvol, names.dnsdomain, "Policies",
1132                                    "{" + policyguid + "}")
1133         os.makedirs(policy_path, 0755)
1134         open(os.path.join(policy_path, "GPT.INI"), 'w').write("")
1135         os.makedirs(os.path.join(policy_path, "Machine"), 0755)
1136         os.makedirs(os.path.join(policy_path, "User"), 0755)
1137         if not os.path.isdir(paths.netlogon):
1138             os.makedirs(paths.netlogon, 0755)
1139
1140     if samdb_fill == FILL_FULL:
1141         setup_name_mappings(samdb, idmap, str(domainsid), names.domaindn,
1142                             root_uid=root_uid, nobody_uid=nobody_uid,
1143                             users_gid=users_gid, wheel_gid=wheel_gid)
1144
1145         message("Setting up sam.ldb rootDSE marking as synchronized")
1146         setup_modify_ldif(samdb, setup_path("provision_rootdse_modify.ldif"))
1147
1148         # Only make a zone file on the first DC, it should be replicated with DNS replication
1149         if serverrole == "domain controller":
1150             secrets_ldb = Ldb(paths.secrets, session_info=session_info,
1151                               credentials=credentials, lp=lp)
1152             secretsdb_become_dc(secrets_ldb, setup_path, domain=domain, realm=names.realm,
1153                                 netbiosname=names.netbiosname, domainsid=domainsid,
1154                                 keytab_path=paths.keytab, samdb_url=paths.samdb,
1155                                 dns_keytab_path=paths.dns_keytab, dnspass=dnspass,
1156                                 machinepass=machinepass, dnsdomain=names.dnsdomain)
1157
1158             domainguid = samdb.searchone(basedn=domaindn, attribute="objectGUID")
1159             assert isinstance(domainguid, str)
1160             hostguid = samdb.searchone(basedn=domaindn, attribute="objectGUID",
1161                                        expression="(&(objectClass=computer)(cn=%s))" % names.hostname,
1162                                        scope=SCOPE_SUBTREE)
1163             assert isinstance(hostguid, str)
1164
1165             create_zone_file(paths.dns, setup_path, dnsdomain=names.dnsdomain,
1166                              domaindn=names.domaindn, hostip=hostip,
1167                              hostip6=hostip6, hostname=names.hostname,
1168                              dnspass=dnspass, realm=names.realm,
1169                              domainguid=domainguid, hostguid=hostguid)
1170
1171             create_named_conf(paths.namedconf, setup_path, realm=names.realm,
1172                               dnsdomain=names.dnsdomain, private_dir=paths.private_dir)
1173
1174             create_named_txt(paths.namedtxt, setup_path, realm=names.realm,
1175                               dnsdomain=names.dnsdomain, private_dir=paths.private_dir,
1176                               keytab_name=paths.dns_keytab)
1177             message("See %s for an example configuration include file for BIND" % paths.namedconf)
1178             message("and %s for further documentation required for secure DNS updates" % paths.namedtxt)
1179
1180             create_krb5_conf(paths.krb5conf, setup_path, dnsdomain=names.dnsdomain,
1181                              hostname=names.hostname, realm=names.realm)
1182             message("A Kerberos configuration suitable for Samba 4 has been generated at %s" % paths.krb5conf)
1183
1184
1185     # if backend is openldap, terminate slapd after final provision and check its proper termination
1186     if provision_backend is not None and provision_backend.slapd is not None:
1187         if provision_backend.slapd.poll() is None:
1188             #Kill the slapd
1189             if hasattr(provision_backend.slapd, "terminate"):
1190                 provision_backend.slapd.terminate()
1191             else:
1192                 import signal
1193                 os.kill(provision_backend.slapd.pid, signal.SIGTERM)
1194
1195             #and now wait for it to die
1196             provision_backend.slapd.communicate()
1197
1198     # now display slapd_command_file.txt to show how slapd must be started next time
1199         message("Use later the following commandline to start slapd, then Samba:")
1200         slapd_command = "\'" + "\' \'".join(provision_backend.slapd_command) + "\'"
1201         message(slapd_command)
1202         message("This slapd-Commandline is also stored under: " + paths.ldapdir + "/ldap_backend_startup.sh")
1203
1204         setup_file(setup_path("ldap_backend_startup.sh"), paths.ldapdir + "/ldap_backend_startup.sh", {
1205                 "SLAPD_COMMAND" : slapd_command})
1206
1207
1208     create_phpldapadmin_config(paths.phpldapadminconfig, setup_path,
1209                                ldapi_url)
1210
1211     message("Please install the phpLDAPadmin configuration located at %s into /etc/phpldapadmin/config.php" % paths.phpldapadminconfig)
1212
1213     message("Once the above files are installed, your Samba4 server will be ready to use")
1214     message("Server Role:           %s" % serverrole)
1215     message("Hostname:              %s" % names.hostname)
1216     message("NetBIOS Domain:        %s" % names.domain)
1217     message("DNS Domain:            %s" % names.dnsdomain)
1218     message("DOMAIN SID:            %s" % str(domainsid))
1219     if samdb_fill == FILL_FULL:
1220         message("Admin password:    %s" % adminpass)
1221     if provision_backend:
1222         if provision_backend.credentials.get_bind_dn() is not None:
1223             message("LDAP Backend Admin DN: %s" % provision_backend.credentials.get_bind_dn())
1224         else:
1225             message("LDAP Admin User:       %s" % provision_backend.credentials.get_username())
1226
1227         message("LDAP Admin Password:   %s" % provision_backend.credentials.get_password())
1228
1229     result = ProvisionResult()
1230     result.domaindn = domaindn
1231     result.paths = paths
1232     result.lp = lp
1233     result.samdb = samdb
1234     return result
1235
1236
1237
1238 def provision_become_dc(setup_dir=None,
1239                         smbconf=None, targetdir=None, realm=None,
1240                         rootdn=None, domaindn=None, schemadn=None, configdn=None,
1241                         serverdn=None,
1242                         domain=None, hostname=None, domainsid=None,
1243                         adminpass=None, krbtgtpass=None, domainguid=None,
1244                         policyguid=None, invocationid=None, machinepass=None,
1245                         dnspass=None, root=None, nobody=None, users=None,
1246                         wheel=None, backup=None, serverrole=None,
1247                         ldap_backend=None, ldap_backend_type=None, sitename=None):
1248
1249     def message(text):
1250         """print a message if quiet is not set."""
1251         print text
1252
1253     return provision(setup_dir, message, system_session(), None,
1254               smbconf=smbconf, targetdir=targetdir, samdb_fill=FILL_DRS, realm=realm,
1255               rootdn=rootdn, domaindn=domaindn, schemadn=schemadn, configdn=configdn, serverdn=serverdn,
1256               domain=domain, hostname=hostname, hostip="127.0.0.1", domainsid=domainsid, machinepass=machinepass, serverrole="domain controller", sitename=sitename)
1257
1258
1259 def setup_db_config(setup_path, dbdir):
1260     """Setup a Berkeley database.
1261
1262     :param setup_path: Setup path function.
1263     :param dbdir: Database directory."""
1264     if not os.path.isdir(os.path.join(dbdir, "bdb-logs")):
1265         os.makedirs(os.path.join(dbdir, "bdb-logs"), 0700)
1266         if not os.path.isdir(os.path.join(dbdir, "tmp")):
1267             os.makedirs(os.path.join(dbdir, "tmp"), 0700)
1268
1269     setup_file(setup_path("DB_CONFIG"), os.path.join(dbdir, "DB_CONFIG"),
1270                {"LDAPDBDIR": dbdir})
1271
1272 class ProvisionBackend(object):
1273     def __init__(self, paths=None, setup_path=None, lp=None, credentials=None,
1274                  names=None, message=None,
1275                  hostname=None, root=None,
1276                  schema=None, ldapadminpass=None,
1277                  ldap_backend_type=None, ldap_backend_extra_port=None,
1278                  ol_mmr_urls=None,
1279                  setup_ds_path=None, slapd_path=None,
1280                  nosync=False, ldap_dryrun_mode=False):
1281         """Provision an LDAP backend for samba4
1282
1283         This works for OpenLDAP and Fedora DS
1284         """
1285
1286         self.ldapi_uri = "ldapi://" + urllib.quote(os.path.join(paths.ldapdir, "ldapi"), safe="")
1287
1288         if not os.path.isdir(paths.ldapdir):
1289             os.makedirs(paths.ldapdir, 0700)
1290
1291         if ldap_backend_type == "existing":
1292             #Check to see that this 'existing' LDAP backend in fact exists
1293             ldapi_db = Ldb(self.ldapi_uri, credentials=credentials)
1294             search_ol_rootdse = ldapi_db.search(base="", scope=SCOPE_BASE,
1295                                                 expression="(objectClass=OpenLDAProotDSE)")
1296
1297             # If we have got here, then we must have a valid connection to the LDAP server, with valid credentials supplied
1298             # This caused them to be set into the long-term database later in the script.
1299             self.credentials = credentials
1300             self.ldap_backend_type = "openldap" #For now, assume existing backends at least emulate OpenLDAP
1301             return
1302
1303         # we will shortly start slapd with ldapi for final provisioning. first check with ldapsearch -> rootDSE via self.ldapi_uri
1304         # if another instance of slapd is already running
1305         try:
1306             ldapi_db = Ldb(self.ldapi_uri)
1307             search_ol_rootdse = ldapi_db.search(base="", scope=SCOPE_BASE,
1308                                                 expression="(objectClass=OpenLDAProotDSE)");
1309             try:
1310                 f = open(paths.slapdpid, "r")
1311                 p = f.read()
1312                 f.close()
1313                 message("Check for slapd Process with PID: " + str(p) + " and terminate it manually.")
1314             except:
1315                 pass
1316
1317             raise("Warning: Another slapd Instance seems already running on this host, listening to " + ldapi_uri + ". Please shut it down before you continue. ")
1318
1319         except LdbError, e:
1320             pass
1321
1322         # Try to print helpful messages when the user has not specified the path to slapd
1323         if slapd_path is None:
1324             raise("Warning: LDAP-Backend must be setup with path to slapd, e.g. --slapd-path=\"/usr/local/libexec/slapd\"!")
1325         if not os.path.exists(slapd_path):
1326             message (slapd_path)
1327             raise("Warning: Given Path to slapd does not exist!")
1328
1329         schemadb_path = os.path.join(paths.ldapdir, "schema-tmp.ldb")
1330         try:
1331             os.unlink(schemadb_path)
1332         except OSError:
1333             pass
1334
1335
1336         # Put the LDIF of the schema into a database so we can search on
1337         # it to generate schema-dependent configurations in Fedora DS and
1338         # OpenLDAP
1339         os.path.join(paths.ldapdir, "schema-tmp.ldb")
1340         schema.ldb.connect(schemadb_path)
1341         schema.ldb.transaction_start()
1342
1343         # These bits of LDIF are supplied when the Schema object is created
1344         schema.ldb.add_ldif(schema.schema_dn_add)
1345         schema.ldb.modify_ldif(schema.schema_dn_modify)
1346         schema.ldb.add_ldif(schema.schema_data)
1347         schema.ldb.transaction_commit()
1348
1349         self.credentials = Credentials()
1350         self.credentials.guess(lp)
1351         self.ldap_backend_type = ldap_backend_type
1352
1353         if ldap_backend_type == "fedora-ds":
1354             provision_fds_backend(self, paths=paths, setup_path=setup_path, names=names, message=message,
1355                                   hostname=hostname, ldapadminpass=ldapadminpass, root=root,
1356                                   schema=schema, ldap_backend_extra_port=ldap_backend_extra_port,
1357                                   setup_ds_path=setup_ds_path, slapd_path=slapd_path,
1358                                   nosync=nosync, ldap_dryrun_mode=ldap_dryrun_mode)
1359
1360         elif ldap_backend_type == "openldap":
1361             provision_openldap_backend(self, paths=paths, setup_path=setup_path, names=names, message=message,
1362                                        hostname=hostname, ldapadminpass=ldapadminpass, root=root,
1363                                        schema=schema, ldap_backend_extra_port=ldap_backend_extra_port,
1364                                        ol_mmr_urls=ol_mmr_urls,
1365                                        slapd_path=slapd_path,
1366                                        nosync=nosync, ldap_dryrun_mode=ldap_dryrun_mode)
1367         else:
1368             raise("Unknown LDAP backend type selected")
1369
1370         self.credentials.set_password(ldapadminpass)
1371
1372         # Now start the slapd, so we can provision onto it.  We keep the
1373         # subprocess context around, to kill this off at the successful
1374         # end of the script
1375         self.slapd = subprocess.Popen(self.slapd_provision_command, close_fds=True, shell=False)
1376
1377         while self.slapd.poll() is None:
1378             # Wait until the socket appears
1379             try:
1380                 ldapi_db = Ldb(self.ldapi_uri, lp=lp, credentials=self.credentials)
1381                 search_ol_rootdse = ldapi_db.search(base="", scope=SCOPE_BASE,
1382                                                     expression="(objectClass=OpenLDAProotDSE)")
1383                 # If we have got here, then we must have a valid connection to the LDAP server!
1384                 return
1385             except LdbError, e:
1386                 time.sleep(1)
1387                 pass
1388
1389         raise "slapd died before we could make a connection to it"
1390
1391
1392 def provision_openldap_backend(result, paths=None, setup_path=None, names=None, message=None,
1393                                hostname=None, ldapadminpass=None, root=None,
1394                                schema=None,
1395                                ldap_backend_extra_port=None,
1396                                ol_mmr_urls=None,
1397                                slapd_path=None, nosync=False,
1398                                ldap_dryrun_mode=False):
1399
1400     #Allow the test scripts to turn off fsync() for OpenLDAP as for TDB and LDB
1401     nosync_config = ""
1402     if nosync:
1403         nosync_config = "dbnosync"
1404
1405
1406     attrs = ["linkID", "lDAPDisplayName"]
1407     res = schema.ldb.search(expression="(&(linkID=*)(!(linkID:1.2.840.113556.1.4.803:=1))(objectclass=attributeSchema)(attributeSyntax=2.5.5.1))", base=names.schemadn, scope=SCOPE_ONELEVEL, attrs=attrs)
1408
1409     memberof_config = "# Generated from Samba4 schema\n"
1410     refint_attributes = ""
1411     for i in range (0, len(res)):
1412         expression = "(&(objectclass=attributeSchema)(linkID=%d)(attributeSyntax=2.5.5.1))" % (int(res[i]["linkID"][0])+1)
1413         target = schema.ldb.searchone(basedn=names.schemadn,
1414                                       expression=expression,
1415                                       attribute="lDAPDisplayName",
1416                                       scope=SCOPE_SUBTREE)
1417         if target is not None:
1418             refint_attributes = refint_attributes + " " + res[i]["lDAPDisplayName"][0]
1419
1420             memberof_config += read_and_sub_file(setup_path("memberof.conf"),
1421                                                  { "MEMBER_ATTR" : str(res[i]["lDAPDisplayName"][0]),
1422                                                    "MEMBEROF_ATTR" : str(target) })
1423
1424     refint_config = read_and_sub_file(setup_path("refint.conf"),
1425                                       { "LINK_ATTRS" : refint_attributes})
1426
1427     res = schema.ldb.search(expression="(&(objectclass=attributeSchema)(searchFlags:1.2.840.113556.1.4.803:=1))", base=names.schemadn, scope=SCOPE_ONELEVEL, attrs=attrs)
1428     index_config = ""
1429     for i in range (0, len(res)):
1430         index_attr = res[i]["lDAPDisplayName"][0]
1431         if index_attr == "objectGUID":
1432             index_attr = "entryUUID"
1433
1434         index_config += "index " + index_attr + " eq\n"
1435
1436 # generate serverids, ldap-urls and syncrepl-blocks for mmr hosts
1437     mmr_on_config = ""
1438     mmr_replicator_acl = ""
1439     mmr_serverids_config = ""
1440     mmr_syncrepl_schema_config = ""
1441     mmr_syncrepl_config_config = ""
1442     mmr_syncrepl_user_config = ""
1443
1444
1445     if ol_mmr_urls is not None:
1446         # For now, make these equal
1447         mmr_pass = ldapadminpass
1448
1449         url_list=filter(None,ol_mmr_urls.split(' '))
1450         if (len(url_list) == 1):
1451             url_list=filter(None,ol_mmr_urls.split(','))
1452
1453
1454             mmr_on_config = "MirrorMode On"
1455             mmr_replicator_acl = "  by dn=cn=replicator,cn=samba read"
1456             serverid=0
1457             for url in url_list:
1458                 serverid=serverid+1
1459                 mmr_serverids_config += read_and_sub_file(setup_path("mmr_serverids.conf"),
1460                                                           { "SERVERID" : str(serverid),
1461                                                             "LDAPSERVER" : url })
1462                 rid=serverid*10
1463                 rid=rid+1
1464                 mmr_syncrepl_schema_config += read_and_sub_file(setup_path("mmr_syncrepl.conf"),
1465                                                                 {  "RID" : str(rid),
1466                                                                    "MMRDN": names.schemadn,
1467                                                                    "LDAPSERVER" : url,
1468                                                                    "MMR_PASSWORD": mmr_pass})
1469
1470                 rid=rid+1
1471                 mmr_syncrepl_config_config += read_and_sub_file(setup_path("mmr_syncrepl.conf"),
1472                                                                 {  "RID" : str(rid),
1473                                                                    "MMRDN": names.configdn,
1474                                                                    "LDAPSERVER" : url,
1475                                                                    "MMR_PASSWORD": mmr_pass})
1476
1477                 rid=rid+1
1478                 mmr_syncrepl_user_config += read_and_sub_file(setup_path("mmr_syncrepl.conf"),
1479                                                               {  "RID" : str(rid),
1480                                                                  "MMRDN": names.domaindn,
1481                                                                  "LDAPSERVER" : url,
1482                                                                  "MMR_PASSWORD": mmr_pass })
1483     # OpenLDAP cn=config initialisation
1484     olc_syncrepl_config = ""
1485     olc_mmr_config = ""
1486     # if mmr = yes, generate cn=config-replication directives
1487     # and olc_seed.lif for the other mmr-servers
1488     if ol_mmr_urls is not None:
1489         serverid=0
1490         olc_serverids_config = ""
1491         olc_syncrepl_seed_config = ""
1492         olc_mmr_config += read_and_sub_file(setup_path("olc_mmr.conf"),{})
1493         rid=1000
1494         for url in url_list:
1495             serverid=serverid+1
1496             olc_serverids_config += read_and_sub_file(setup_path("olc_serverid.conf"),
1497                                                       { "SERVERID" : str(serverid),
1498                                                         "LDAPSERVER" : url })
1499
1500             rid=rid+1
1501             olc_syncrepl_config += read_and_sub_file(setup_path("olc_syncrepl.conf"),
1502                                                      {  "RID" : str(rid),
1503                                                         "LDAPSERVER" : url,
1504                                                         "MMR_PASSWORD": mmr_pass})
1505
1506             olc_syncrepl_seed_config += read_and_sub_file(setup_path("olc_syncrepl_seed.conf"),
1507                                                           {  "RID" : str(rid),
1508                                                              "LDAPSERVER" : url})
1509
1510         setup_file(setup_path("olc_seed.ldif"), paths.olcseedldif,
1511                    {"OLC_SERVER_ID_CONF": olc_serverids_config,
1512                     "OLC_PW": ldapadminpass,
1513                     "OLC_SYNCREPL_CONF": olc_syncrepl_seed_config})
1514     # end olc
1515
1516     setup_file(setup_path("slapd.conf"), paths.slapdconf,
1517                {"DNSDOMAIN": names.dnsdomain,
1518                 "LDAPDIR": paths.ldapdir,
1519                 "DOMAINDN": names.domaindn,
1520                 "CONFIGDN": names.configdn,
1521                 "SCHEMADN": names.schemadn,
1522                 "MEMBEROF_CONFIG": memberof_config,
1523                 "MIRRORMODE": mmr_on_config,
1524                 "REPLICATOR_ACL": mmr_replicator_acl,
1525                 "MMR_SERVERIDS_CONFIG": mmr_serverids_config,
1526                 "MMR_SYNCREPL_SCHEMA_CONFIG": mmr_syncrepl_schema_config,
1527                 "MMR_SYNCREPL_CONFIG_CONFIG": mmr_syncrepl_config_config,
1528                 "MMR_SYNCREPL_USER_CONFIG": mmr_syncrepl_user_config,
1529                 "OLC_SYNCREPL_CONFIG": olc_syncrepl_config,
1530                 "OLC_MMR_CONFIG": olc_mmr_config,
1531                 "REFINT_CONFIG": refint_config,
1532                 "INDEX_CONFIG": index_config,
1533                 "NOSYNC": nosync_config})
1534
1535     setup_db_config(setup_path, os.path.join(paths.ldapdir, "db", "user"))
1536     setup_db_config(setup_path, os.path.join(paths.ldapdir, "db", "config"))
1537     setup_db_config(setup_path, os.path.join(paths.ldapdir, "db", "schema"))
1538
1539     if not os.path.exists(os.path.join(paths.ldapdir, "db", "samba",  "cn=samba")):
1540         os.makedirs(os.path.join(paths.ldapdir, "db", "samba",  "cn=samba"), 0700)
1541
1542     setup_file(setup_path("cn=samba.ldif"),
1543                os.path.join(paths.ldapdir, "db", "samba",  "cn=samba.ldif"),
1544                { "UUID": str(uuid.uuid4()),
1545                  "LDAPTIME": timestring(int(time.time()))} )
1546     setup_file(setup_path("cn=samba-admin.ldif"),
1547                os.path.join(paths.ldapdir, "db", "samba",  "cn=samba", "cn=samba-admin.ldif"),
1548                {"LDAPADMINPASS_B64": b64encode(ldapadminpass),
1549                 "UUID": str(uuid.uuid4()),
1550                 "LDAPTIME": timestring(int(time.time()))} )
1551
1552     if ol_mmr_urls is not None:
1553         setup_file(setup_path("cn=replicator.ldif"),
1554                    os.path.join(paths.ldapdir, "db", "samba",  "cn=samba", "cn=replicator.ldif"),
1555                    {"MMR_PASSWORD_B64": b64encode(mmr_pass),
1556                     "UUID": str(uuid.uuid4()),
1557                     "LDAPTIME": timestring(int(time.time()))} )
1558
1559
1560     mapping = "schema-map-openldap-2.3"
1561     backend_schema = "backend-schema.schema"
1562
1563     backend_schema_data = schema.ldb.convert_schema_to_openldap("openldap", open(setup_path(mapping), 'r').read())
1564     assert backend_schema_data is not None
1565     open(os.path.join(paths.ldapdir, backend_schema), 'w').write(backend_schema_data)
1566
1567     # now we generate the needed strings to start slapd automatically,
1568     # first ldapi_uri...
1569     if ldap_backend_extra_port is not None:
1570         # When we use MMR, we can't use 0.0.0.0 as it uses the name
1571         # specified there as part of it's clue as to it's own name,
1572         # and not to replicate to itself
1573         if ol_mmr_urls is None:
1574             server_port_string = "ldap://0.0.0.0:%d" % ldap_backend_extra_port
1575         else:
1576             server_port_string = "ldap://" + names.hostname + "." + names.dnsdomain +":%d" % ldap_backend_extra_port
1577     else:
1578         server_port_string = ""
1579
1580     # Prepare the 'result' information - the commands to return in particular
1581     result.slapd_provision_command = [slapd_path]
1582
1583     result.slapd_provision_command.append("-F" + paths.olcdir)
1584
1585     result.slapd_provision_command.append("-h")
1586
1587     # copy this command so we have two version, one with -d0 and only ldapi, and one with all the listen commands
1588     result.slapd_command = list(result.slapd_provision_command)
1589
1590     result.slapd_provision_command.append(result.ldapi_uri)
1591     result.slapd_provision_command.append("-d0")
1592
1593     uris = result.ldapi_uri
1594     if server_port_string is not "":
1595         uris = uris + " " + server_port_string
1596
1597     result.slapd_command.append(uris)
1598
1599     # Set the username - done here because Fedora DS still uses the admin DN and simple bind
1600     result.credentials.set_username("samba-admin")
1601
1602     # If we were just looking for crashes up to this point, it's a
1603     # good time to exit before we realise we don't have OpenLDAP on
1604     # this system
1605     if ldap_dryrun_mode:
1606         sys.exit(0)
1607
1608     # Finally, convert the configuration into cn=config style!
1609     if not os.path.isdir(paths.olcdir):
1610         os.makedirs(paths.olcdir, 0770)
1611
1612         retcode = subprocess.call([slapd_path, "-Ttest", "-f", paths.slapdconf, "-F", paths.olcdir], close_fds=True, shell=False)
1613
1614 #        We can't do this, as OpenLDAP is strange.  It gives an error
1615 #        output to the above, but does the conversion sucessfully...
1616 #
1617 #        if retcode != 0:
1618 #            raise("conversion from slapd.conf to cn=config failed")
1619
1620         if not os.path.exists(os.path.join(paths.olcdir, "cn=config.ldif")):
1621             raise("conversion from slapd.conf to cn=config failed")
1622
1623         # Don't confuse the admin by leaving the slapd.conf around
1624         os.remove(paths.slapdconf)
1625
1626
1627 def provision_fds_backend(result, paths=None, setup_path=None, names=None, message=None,
1628                           hostname=None, ldapadminpass=None, root=None,
1629                           schema=None,
1630                           ldap_backend_extra_port=None,
1631                           setup_ds_path=None,
1632                           slapd_path=None,
1633                           nosync=False,
1634                           ldap_dryrun_mode=False):
1635
1636     if ldap_backend_extra_port is not None:
1637         serverport = "ServerPort=%d" % ldap_backend_extra_port
1638     else:
1639         serverport = ""
1640
1641     setup_file(setup_path("fedorads.inf"), paths.fedoradsinf,
1642                {"ROOT": root,
1643                 "HOSTNAME": hostname,
1644                 "DNSDOMAIN": names.dnsdomain,
1645                 "LDAPDIR": paths.ldapdir,
1646                 "DOMAINDN": names.domaindn,
1647                 "LDAPMANAGERDN": names.ldapmanagerdn,
1648                 "LDAPMANAGERPASS": ldapadminpass,
1649                 "SERVERPORT": serverport})
1650
1651     setup_file(setup_path("fedorads-partitions.ldif"), paths.fedoradspartitions,
1652                {"CONFIGDN": names.configdn,
1653                 "SCHEMADN": names.schemadn,
1654                 })
1655
1656     mapping = "schema-map-fedora-ds-1.0"
1657     backend_schema = "99_ad.ldif"
1658
1659     # Build a schema file in Fedora DS format
1660     backend_schema_data = schema.ldb.convert_schema_to_openldap("fedora-ds", open(setup_path(mapping), 'r').read())
1661     assert backend_schema_data is not None
1662     open(os.path.join(paths.ldapdir, backend_schema), 'w').write(backend_schema_data)
1663
1664     result.credentials.set_bind_dn(names.ldapmanagerdn)
1665
1666     # Destory the target directory, or else setup-ds.pl will complain
1667     fedora_ds_dir = os.path.join(paths.ldapdir, "slapd-samba4")
1668     shutil.rmtree(fedora_ds_dir, True)
1669
1670     result.slapd_provision_command = [slapd_path, "-D", fedora_ds_dir, "-i", paths.slapdpid];
1671     #In the 'provision' command line, stay in the foreground so we can easily kill it
1672     result.slapd_provision_command.append("-d0")
1673
1674     #the command for the final run is the normal script
1675     result.slapd_command = [os.path.join(paths.ldapdir, "slapd-samba4", "start-slapd")]
1676
1677     # If we were just looking for crashes up to this point, it's a
1678     # good time to exit before we realise we don't have Fedora DS on
1679     if ldap_dryrun_mode:
1680         sys.exit(0)
1681
1682     # Try to print helpful messages when the user has not specified the path to the setup-ds tool
1683     if setup_ds_path is None:
1684         raise("Warning: Fedora DS LDAP-Backend must be setup with path to setup-ds, e.g. --setup-ds-path=\"/usr/sbin/setup-ds.pl\"!")
1685     if not os.path.exists(setup_ds_path):
1686         message (setup_ds_path)
1687         raise("Warning: Given Path to slapd does not exist!")
1688
1689     # Run the Fedora DS setup utility
1690     retcode = subprocess.call([setup_ds_path, "--silent", "--file", paths.fedoradsinf], close_fds=True, shell=False)
1691     if retcode != 0:
1692         raise("setup-ds failed")
1693
1694 def create_phpldapadmin_config(path, setup_path, ldapi_uri):
1695     """Create a PHP LDAP admin configuration file.
1696
1697     :param path: Path to write the configuration to.
1698     :param setup_path: Function to generate setup paths.
1699     """
1700     setup_file(setup_path("phpldapadmin-config.php"), path,
1701             {"S4_LDAPI_URI": ldapi_uri})
1702
1703
1704 def create_zone_file(path, setup_path, dnsdomain, domaindn,
1705                      hostip, hostip6, hostname, dnspass, realm, domainguid, hostguid):
1706     """Write out a DNS zone file, from the info in the current database.
1707
1708     :param path: Path of the new zone file.
1709     :param setup_path: Setup path function.
1710     :param dnsdomain: DNS Domain name
1711     :param domaindn: DN of the Domain
1712     :param hostip: Local IPv4 IP
1713     :param hostip6: Local IPv6 IP
1714     :param hostname: Local hostname
1715     :param dnspass: Password for DNS
1716     :param realm: Realm name
1717     :param domainguid: GUID of the domain.
1718     :param hostguid: GUID of the host.
1719     """
1720     assert isinstance(domainguid, str)
1721
1722     if hostip6 is not None:
1723         hostip6_base_line = "            IN AAAA    " + hostip6
1724         hostip6_host_line = hostname + "        IN AAAA    " + hostip6
1725     else:
1726         hostip6_base_line = ""
1727         hostip6_host_line = ""
1728
1729     if hostip is not None:
1730         hostip_base_line = "            IN A    " + hostip
1731         hostip_host_line = hostname + "        IN A    " + hostip
1732     else:
1733         hostip_base_line = ""
1734         hostip_host_line = ""
1735
1736     setup_file(setup_path("provision.zone"), path, {
1737             "DNSPASS_B64": b64encode(dnspass),
1738             "HOSTNAME": hostname,
1739             "DNSDOMAIN": dnsdomain,
1740             "REALM": realm,
1741             "HOSTIP_BASE_LINE": hostip_base_line,
1742             "HOSTIP_HOST_LINE": hostip_host_line,
1743             "DOMAINGUID": domainguid,
1744             "DATESTRING": time.strftime("%Y%m%d%H"),
1745             "DEFAULTSITE": DEFAULTSITE,
1746             "HOSTGUID": hostguid,
1747             "HOSTIP6_BASE_LINE": hostip6_base_line,
1748             "HOSTIP6_HOST_LINE": hostip6_host_line,
1749         })
1750
1751
1752 def create_named_conf(path, setup_path, realm, dnsdomain,
1753                       private_dir):
1754     """Write out a file containing zone statements suitable for inclusion in a
1755     named.conf file (including GSS-TSIG configuration).
1756
1757     :param path: Path of the new named.conf file.
1758     :param setup_path: Setup path function.
1759     :param realm: Realm name
1760     :param dnsdomain: DNS Domain name
1761     :param private_dir: Path to private directory
1762     :param keytab_name: File name of DNS keytab file
1763     """
1764
1765     setup_file(setup_path("named.conf"), path, {
1766             "DNSDOMAIN": dnsdomain,
1767             "REALM": realm,
1768             "REALM_WC": "*." + ".".join(realm.split(".")[1:]),
1769             "PRIVATE_DIR": private_dir
1770             })
1771
1772 def create_named_txt(path, setup_path, realm, dnsdomain,
1773                       private_dir, keytab_name):
1774     """Write out a file containing zone statements suitable for inclusion in a
1775     named.conf file (including GSS-TSIG configuration).
1776
1777     :param path: Path of the new named.conf file.
1778     :param setup_path: Setup path function.
1779     :param realm: Realm name
1780     :param dnsdomain: DNS Domain name
1781     :param private_dir: Path to private directory
1782     :param keytab_name: File name of DNS keytab file
1783     """
1784
1785     setup_file(setup_path("named.txt"), path, {
1786             "DNSDOMAIN": dnsdomain,
1787             "REALM": realm,
1788             "DNS_KEYTAB": keytab_name,
1789             "DNS_KEYTAB_ABS": os.path.join(private_dir, keytab_name),
1790             "PRIVATE_DIR": private_dir
1791         })
1792
1793 def create_krb5_conf(path, setup_path, dnsdomain, hostname, realm):
1794     """Write out a file containing zone statements suitable for inclusion in a
1795     named.conf file (including GSS-TSIG configuration).
1796
1797     :param path: Path of the new named.conf file.
1798     :param setup_path: Setup path function.
1799     :param dnsdomain: DNS Domain name
1800     :param hostname: Local hostname
1801     :param realm: Realm name
1802     """
1803
1804     setup_file(setup_path("krb5.conf"), path, {
1805             "DNSDOMAIN": dnsdomain,
1806             "HOSTNAME": hostname,
1807             "REALM": realm,
1808         })
1809
1810
1811
1812
1813