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+# domain management
+#
+# Copyright Matthias Dieter Wallnoefer 2009
+# Copyright Andrew Kroeger 2009
+# Copyright Jelmer Vernooij 2007-2012
+# Copyright Giampaolo Lauria 2011
+# Copyright Matthieu Patou <mat@matws.net> 2011
+# Copyright Andrew Bartlett 2008
+# Copyright Stefan Metzmacher 2012
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+import samba.getopt as options
+import ldb
+import string
+import os
+import sys
+import tempfile
+import logging
+from samba.net import Net, LIBNET_JOIN_AUTOMATIC
+import samba.ntacls
+from samba.join import join_RODC, join_DC, join_subdomain
+from samba.auth import system_session
+from samba.samdb import SamDB
+from samba.dcerpc import drsuapi
+from samba.dcerpc.samr import DOMAIN_PASSWORD_COMPLEX, DOMAIN_PASSWORD_STORE_CLEARTEXT
+from samba.netcmd import (
+ Command,
+ CommandError,
+ SuperCommand,
+ Option
+ )
+from samba.netcmd.common import netcmd_get_domain_infos_via_cldap
+from samba.samba3 import Samba3
+from samba.samba3 import param as s3param
+from samba.upgrade import upgrade_from_samba3
+from samba.drs_utils import (
+ sendDsReplicaSync, drsuapi_connect, drsException,
+ sendRemoveDsServer)
+
+
+from samba.dsdb import (
+ DS_DOMAIN_FUNCTION_2000,
+ DS_DOMAIN_FUNCTION_2003,
+ DS_DOMAIN_FUNCTION_2003_MIXED,
+ DS_DOMAIN_FUNCTION_2008,
+ DS_DOMAIN_FUNCTION_2008_R2,
+ DS_NTDSDSA_OPT_DISABLE_OUTBOUND_REPL,
+ DS_NTDSDSA_OPT_DISABLE_INBOUND_REPL,
+ UF_WORKSTATION_TRUST_ACCOUNT,
+ UF_SERVER_TRUST_ACCOUNT,
+ UF_TRUSTED_FOR_DELEGATION
+ )
+
+from samba.credentials import DONT_USE_KERBEROS
+from samba.provision import (
+ provision,
+ FILL_FULL,
+ FILL_NT4SYNC,
+ FILL_DRS,
+ ProvisioningError,
+ )
+
+def get_testparm_var(testparm, smbconf, varname):
+ cmd = "%s -s -l --parameter-name='%s' %s 2>/dev/null" % (testparm, varname, smbconf)
+ output = os.popen(cmd, 'r').readline()
+ return output.strip()
+
+try:
+ import samba.dckeytab
+ class cmd_domain_export_keytab(Command):
+ """Dump Kerberos keys of the domain into a keytab."""
+
+ synopsis = "%prog <keytab> [options]"
+
+ takes_optiongroups = {
+ "sambaopts": options.SambaOptions,
+ "credopts": options.CredentialsOptions,
+ "versionopts": options.VersionOptions,
+ }
+
+ takes_options = [
+ Option("--principal", help="extract only this principal", type=str),
+ ]
+
+ takes_args = ["keytab"]
+
+ def run(self, keytab, credopts=None, sambaopts=None, versionopts=None, principal=None):
+ lp = sambaopts.get_loadparm()
+ net = Net(None, lp)
+ net.export_keytab(keytab=keytab, principal=principal)
+except:
+ cmd_domain_export_keytab = None
+
+
+class cmd_domain_info(Command):
+ """Print basic info about a domain and the DC passed as parameter."""
+
+ synopsis = "%prog <ip_address> [options]"
+
+ takes_options = [
+ ]
+
+ takes_optiongroups = {
+ "sambaopts": options.SambaOptions,
+ "credopts": options.CredentialsOptions,
+ "versionopts": options.VersionOptions,
+ }
+
+ takes_args = ["address"]
+
+ def run(self, address, credopts=None, sambaopts=None, versionopts=None):
+ lp = sambaopts.get_loadparm()
+ try:
+ res = netcmd_get_domain_infos_via_cldap(lp, None, address)
+ except RuntimeError:
+ raise CommandError("Invalid IP address '" + address + "'!")
+ self.outf.write("Forest : %s\n" % res.forest)
+ self.outf.write("Domain : %s\n" % res.dns_domain)
+ self.outf.write("Netbios domain : %s\n" % res.domain_name)
+ self.outf.write("DC name : %s\n" % res.pdc_dns_name)
+ self.outf.write("DC netbios name : %s\n" % res.pdc_name)
+ self.outf.write("Server site : %s\n" % res.server_site)
+ self.outf.write("Client site : %s\n" % res.client_site)
+
+
+class cmd_domain_provision(Command):
+ """Provision a domain."""
+
+ synopsis = "%prog [options]"
+
+ takes_optiongroups = {
+ "sambaopts": options.SambaOptions,
+ "versionopts": options.VersionOptions,
+ "credopts": options.CredentialsOptions,
+ }
+
+ takes_options = [
+ Option("--interactive", help="Ask for names", action="store_true"),
+ Option("--domain", type="string", metavar="DOMAIN",
+ help="set domain"),
+ Option("--domain-guid", type="string", metavar="GUID",
+ help="set domainguid (otherwise random)"),
+ Option("--domain-sid", type="string", metavar="SID",
+ help="set domainsid (otherwise random)"),
+ Option("--ntds-guid", type="string", metavar="GUID",
+ help="set NTDS object GUID (otherwise random)"),
+ Option("--invocationid", type="string", metavar="GUID",
+ help="set invocationid (otherwise random)"),
+ Option("--host-name", type="string", metavar="HOSTNAME",
+ help="set hostname"),
+ Option("--host-ip", type="string", metavar="IPADDRESS",
+ help="set IPv4 ipaddress"),
+ Option("--host-ip6", type="string", metavar="IP6ADDRESS",
+ help="set IPv6 ipaddress"),
+ Option("--adminpass", type="string", metavar="PASSWORD",
+ help="choose admin password (otherwise random)"),
+ Option("--krbtgtpass", type="string", metavar="PASSWORD",
+ help="choose krbtgt password (otherwise random)"),
+ Option("--machinepass", type="string", metavar="PASSWORD",
+ help="choose machine password (otherwise random)"),
+ Option("--dns-backend", type="choice", metavar="NAMESERVER-BACKEND",
+ choices=["SAMBA_INTERNAL", "BIND9_FLATFILE", "BIND9_DLZ", "NONE"],
+ help="The DNS server backend. SAMBA_INTERNAL is the builtin name server (default), "
+ "BIND9_FLATFILE uses bind9 text database to store zone information, "
+ "BIND9_DLZ uses samba4 AD to store zone information, "
+ "NONE skips the DNS setup entirely (not recommended)",
+ default="SAMBA_INTERNAL"),
+ Option("--dnspass", type="string", metavar="PASSWORD",
+ help="choose dns password (otherwise random)"),
+ Option("--ldapadminpass", type="string", metavar="PASSWORD",
+ help="choose password to set between Samba and it's LDAP backend (otherwise random)"),
+ Option("--root", type="string", metavar="USERNAME",
+ help="choose 'root' unix username"),
+ Option("--nobody", type="string", metavar="USERNAME",
+ help="choose 'nobody' user"),
+ Option("--users", type="string", metavar="GROUPNAME",
+ help="choose 'users' group"),
+ Option("--quiet", help="Be quiet", action="store_true"),
+ Option("--blank", action="store_true",
+ help="do not add users or groups, just the structure"),
+ Option("--ldap-backend-type", type="choice", metavar="LDAP-BACKEND-TYPE",
+ help="Test initialisation support for unsupported LDAP backend type (fedora-ds or openldap) DO NOT USE",
+ choices=["fedora-ds", "openldap"]),
+ Option("--server-role", type="choice", metavar="ROLE",
+ choices=["domain controller", "dc", "member server", "member", "standalone"],
+ help="The server role (domain controller | dc | member server | member | standalone). Default is dc.",
+ default="domain controller"),
+ Option("--function-level", type="choice", metavar="FOR-FUN-LEVEL",
+ choices=["2000", "2003", "2008", "2008_R2"],
+ help="The domain and forest function level (2000 | 2003 | 2008 | 2008_R2 - always native). Default is (Windows) 2003 Native.",
+ default="2003"),
+ Option("--next-rid", type="int", metavar="NEXTRID", default=1000,
+ help="The initial nextRid value (only needed for upgrades). Default is 1000."),
+ Option("--partitions-only",
+ help="Configure Samba's partitions, but do not modify them (ie, join a BDC)", action="store_true"),
+ Option("--targetdir", type="string", metavar="DIR",
+ help="Set target directory"),
+ Option("--ol-mmr-urls", type="string", metavar="LDAPSERVER",
+ help="List of LDAP-URLS [ ldap://<FQHN>:<PORT>/ (where <PORT> has to be different than 389!) ] separated with comma (\",\") for use with OpenLDAP-MMR (Multi-Master-Replication), e.g.: \"ldap://s4dc1:9000,ldap://s4dc2:9000\""),
+ Option("--use-xattrs", type="choice", choices=["yes", "no", "auto"], help="Define if we should use the native fs capabilities or a tdb file for storing attributes likes ntacl, auto tries to make an inteligent guess based on the user rights and system capabilities", default="auto"),
+ Option("--use-ntvfs", action="store_true", help="Use NTVFS for the fileserver (default = no)"),
+ Option("--use-rfc2307", action="store_true", help="Use AD to store posix attributes (default = no)"),
+ ]
+ takes_args = []
+
+ def run(self, sambaopts=None, credopts=None, versionopts=None,
+ interactive=None,
+ domain=None,
+ domain_guid=None,
+ domain_sid=None,
+ ntds_guid=None,
+ invocationid=None,
+ host_name=None,
+ host_ip=None,
+ host_ip6=None,
+ adminpass=None,
+ krbtgtpass=None,
+ machinepass=None,
+ dns_backend=None,
+ dns_forwarder=None,
+ dnspass=None,
+ ldapadminpass=None,
+ root=None,
+ nobody=None,
+ users=None,
+ quiet=None,
+ blank=None,
+ ldap_backend_type=None,
+ server_role=None,
+ function_level=None,
+ next_rid=None,
+ partitions_only=None,
+ targetdir=None,
+ ol_mmr_urls=None,
+ use_xattrs=None,
+ use_ntvfs=None,
+ use_rfc2307=None):
+
+ self.logger = self.get_logger("provision")
+ if quiet:
+ self.logger.setLevel(logging.WARNING)
+ else:
+ self.logger.setLevel(logging.INFO)
+
+ lp = sambaopts.get_loadparm()
+ smbconf = lp.configfile
+
+ creds = credopts.get_credentials(lp)
+
+ creds.set_kerberos_state(DONT_USE_KERBEROS)
+
+ if dns_forwarder is not None:
+ suggested_forwarder = dns_forwarder
+ else:
+ suggested_forwarder = self._get_nameserver_ip()
+ if suggested_forwarder is None:
+ suggested_forwarder = "none"
+
+ if len(self.raw_argv) == 1:
+ interactive = True
+
+ if interactive:
+ from getpass import getpass
+ import socket
+
+ def ask(prompt, default=None):
+ if default is not None:
+ print "%s [%s]: " % (prompt, default),
+ else:
+ print "%s: " % (prompt,),
+ return sys.stdin.readline().rstrip("\n") or default
+
+ try:
+ default = socket.getfqdn().split(".", 1)[1].upper()
+ except IndexError:
+ default = None
+ realm = ask("Realm", default)
+ if realm in (None, ""):
+ raise CommandError("No realm set!")
+
+ try:
+ default = realm.split(".")[0]
+ except IndexError:
+ default = None
+ domain = ask("Domain", default)
+ if domain is None:
+ raise CommandError("No domain set!")
+
+ server_role = ask("Server Role (dc, member, standalone)", "dc")
+
+ dns_backend = ask("DNS backend (SAMBA_INTERNAL, BIND9_FLATFILE, BIND9_DLZ, NONE)", "SAMBA_INTERNAL")
+ if dns_backend in (None, ''):
+ raise CommandError("No DNS backend set!")
+
+ if dns_backend == "SAMBA_INTERNAL":
+ dns_forwarder = ask("DNS forwarder IP address (write 'none' to disable forwarding)", suggested_forwarder)
+ if dns_forwarder.lower() in (None, 'none'):
+ suggested_forwarder = None
+ dns_forwarder = None
+
+ while True:
+ adminpassplain = getpass("Administrator password: ")
+ if not adminpassplain:
+ self.errf.write("Invalid administrator password.\n")
+ else:
+ adminpassverify = getpass("Retype password: ")
+ if not adminpassplain == adminpassverify:
+ self.errf.write("Sorry, passwords do not match.\n")
+ else:
+ adminpass = adminpassplain
+ break
+
+ else:
+ realm = sambaopts._lp.get('realm')
+ if realm is None:
+ raise CommandError("No realm set!")
+ if domain is None:
+ raise CommandError("No domain set!")
+
+ if not adminpass:
+ self.logger.info("Administrator password will be set randomly!")
+
+ if function_level == "2000":
+ dom_for_fun_level = DS_DOMAIN_FUNCTION_2000
+ elif function_level == "2003":
+ dom_for_fun_level = DS_DOMAIN_FUNCTION_2003
+ elif function_level == "2008":
+ dom_for_fun_level = DS_DOMAIN_FUNCTION_2008
+ elif function_level == "2008_R2":
+ dom_for_fun_level = DS_DOMAIN_FUNCTION_2008_R2
+
+ if dns_backend == "SAMBA_INTERNAL" and dns_forwarder is None:
+ dns_forwarder = suggested_forwarder
+
+ samdb_fill = FILL_FULL
+ if blank:
+ samdb_fill = FILL_NT4SYNC
+ elif partitions_only:
+ samdb_fill = FILL_DRS
+
+ if targetdir is not None:
+ if not os.path.isdir(targetdir):
+ os.mkdir(targetdir)
+
+ eadb = True
+
+ if use_xattrs == "yes":
+ eadb = False
+ elif use_xattrs == "auto" and not lp.get("posix:eadb"):
+ if targetdir:
+ file = tempfile.NamedTemporaryFile(dir=os.path.abspath(targetdir))
+ else:
+ file = tempfile.NamedTemporaryFile(dir=os.path.abspath(os.path.dirname(lp.get("private dir"))))
+ try:
+ try:
+ samba.ntacls.setntacl(lp, file.name,
+ "O:S-1-5-32G:S-1-5-32", "S-1-5-32", "native")
+ eadb = False
+ except Exception:
+ self.logger.info("You are not root or your system do not support xattr, using tdb backend for attributes. ")
+ finally:
+ file.close()
+
+ if eadb:
+ self.logger.info("not using extended attributes to store ACLs and other metadata. If you intend to use this provision in production, rerun the script as root on a system supporting xattrs.")
+
+ session = system_session()
+ try:
+ result = provision(self.logger,
+ session, creds, smbconf=smbconf, targetdir=targetdir,
+ samdb_fill=samdb_fill, realm=realm, domain=domain,
+ domainguid=domain_guid, domainsid=domain_sid,
+ hostname=host_name,
+ hostip=host_ip, hostip6=host_ip6,
+ ntdsguid=ntds_guid,
+ invocationid=invocationid, adminpass=adminpass,
+ krbtgtpass=krbtgtpass, machinepass=machinepass,
+ dns_backend=dns_backend, dns_forwarder=dns_forwarder,
+ dnspass=dnspass, root=root, nobody=nobody,
+ users=users,
+ serverrole=server_role, dom_for_fun_level=dom_for_fun_level,
+ backend_type=ldap_backend_type,
+ ldapadminpass=ldapadminpass, ol_mmr_urls=ol_mmr_urls,
+ useeadb=eadb, next_rid=next_rid, lp=lp, use_ntvfs=use_ntvfs,
+ use_rfc2307=use_rfc2307, skip_sysvolacl=False)
+ except ProvisioningError, e:
+ raise CommandError("Provision failed", e)
+
+ result.report_logger(self.logger)
+
+ def _get_nameserver_ip(self):
+ """Grab the nameserver IP address from /etc/resolv.conf."""
+ from os import path
+ RESOLV_CONF="/etc/resolv.conf"
+
+ if not path.isfile(RESOLV_CONF):
+ self.logger.warning("Failed to locate %s" % RESOLV_CONF)
+ return None
+
+ handle = None
+ try:
+ handle = open(RESOLV_CONF, 'r')
+ for line in handle:
+ if not line.startswith('nameserver'):
+ continue
+ # we want the last non-space continuous string of the line
+ return line.strip().split()[-1]
+ finally:
+ if handle is not None:
+ handle.close()
+
+ self.logger.warning("No nameserver found in %s" % RESOLV_CONF)
+
+
+class cmd_domain_dcpromo(Command):
+ """Promote an existing domain member or NT4 PDC to an AD DC."""
+
+ synopsis = "%prog <dnsdomain> [DC|RODC] [options]"
+
+ takes_optiongroups = {
+ "sambaopts": options.SambaOptions,
+ "versionopts": options.VersionOptions,
+ "credopts": options.CredentialsOptions,
+ }
+
+ takes_options = [
+ Option("--server", help="DC to join", type=str),
+ Option("--site", help="site to join", type=str),
+ Option("--targetdir", help="where to store provision", type=str),
+ Option("--domain-critical-only",
+ help="only replicate critical domain objects",
+ action="store_true"),
+ Option("--machinepass", type=str, metavar="PASSWORD",
+ help="choose machine password (otherwise random)"),
+ Option("--use-ntvfs", help="Use NTVFS for the fileserver (default = no)",
+ action="store_true"),
+ Option("--dns-backend", type="choice", metavar="NAMESERVER-BACKEND",
+ choices=["SAMBA_INTERNAL", "BIND9_DLZ", "NONE"],
+ help="The DNS server backend. SAMBA_INTERNAL is the builtin name server (default), "
+ "BIND9_DLZ uses samba4 AD to store zone information, "
+ "NONE skips the DNS setup entirely (this DC will not be a DNS server)",
+ default="SAMBA_INTERNAL")
+ ]
+
+ takes_args = ["domain", "role?"]
+
+ def run(self, domain, role=None, sambaopts=None, credopts=None,
+ versionopts=None, server=None, site=None, targetdir=None,
+ domain_critical_only=False, parent_domain=None, machinepass=None,
+ use_ntvfs=False, dns_backend=None):
+ lp = sambaopts.get_loadparm()
+ creds = credopts.get_credentials(lp)
+ net = Net(creds, lp, server=credopts.ipaddress)
+
+ if site is None:
+ site = "Default-First-Site-Name"
+
+ netbios_name = lp.get("netbios name")
+
+ if not role is None:
+ role = role.upper()
+
+ if role == "DC":
+ join_DC(server=server, creds=creds, lp=lp, domain=domain,
+ site=site, netbios_name=netbios_name, targetdir=targetdir,
+ domain_critical_only=domain_critical_only,
+ machinepass=machinepass, use_ntvfs=use_ntvfs,
+ dns_backend=dns_backend,
+ promote_existing=True)
+ elif role == "RODC":
+ join_RODC(server=server, creds=creds, lp=lp, domain=domain,
+ site=site, netbios_name=netbios_name, targetdir=targetdir,
+ domain_critical_only=domain_critical_only,
+ machinepass=machinepass, use_ntvfs=use_ntvfs, dns_backend=dns_backend,
+ promote_existing=True)
+ else:
+ raise CommandError("Invalid role '%s' (possible values: DC, RODC)" % role)
+
+
+class cmd_domain_join(Command):
+ """Join domain as either member or backup domain controller."""
+
+ synopsis = "%prog <dnsdomain> [DC|RODC|MEMBER|SUBDOMAIN] [options]"
+
+ takes_optiongroups = {
+ "sambaopts": options.SambaOptions,
+ "versionopts": options.VersionOptions,
+ "credopts": options.CredentialsOptions,
+ }
+
+ takes_options = [
+ Option("--server", help="DC to join", type=str),
+ Option("--site", help="site to join", type=str),
+ Option("--targetdir", help="where to store provision", type=str),
+ Option("--parent-domain", help="parent domain to create subdomain under", type=str),
+ Option("--domain-critical-only",
+ help="only replicate critical domain objects",
+ action="store_true"),
+ Option("--machinepass", type=str, metavar="PASSWORD",
+ help="choose machine password (otherwise random)"),
+ Option("--use-ntvfs", help="Use NTVFS for the fileserver (default = no)",
+ action="store_true"),
+ Option("--dns-backend", type="choice", metavar="NAMESERVER-BACKEND",
+ choices=["SAMBA_INTERNAL", "BIND9_DLZ", "NONE"],
+ help="The DNS server backend. SAMBA_INTERNAL is the builtin name server (default), "
+ "BIND9_DLZ uses samba4 AD to store zone information, "
+ "NONE skips the DNS setup entirely (this DC will not be a DNS server)",
+ default="SAMBA_INTERNAL")
+ ]
+
+ takes_args = ["domain", "role?"]
+
+ def run(self, domain, role=None, sambaopts=None, credopts=None,
+ versionopts=None, server=None, site=None, targetdir=None,
+ domain_critical_only=False, parent_domain=None, machinepass=None,
+ use_ntvfs=False, dns_backend=None):
+ lp = sambaopts.get_loadparm()
+ creds = credopts.get_credentials(lp)
+ net = Net(creds, lp, server=credopts.ipaddress)
+
+ if site is None:
+ site = "Default-First-Site-Name"
+
+ netbios_name = lp.get("netbios name")
+
+ if not role is None:
+ role = role.upper()
+
+ if role is None or role == "MEMBER":
+ (join_password, sid, domain_name) = net.join_member(
+ domain, netbios_name, LIBNET_JOIN_AUTOMATIC,
+ machinepass=machinepass)
+
+ self.errf.write("Joined domain %s (%s)\n" % (domain_name, sid))
+ elif role == "DC":
+ join_DC(server=server, creds=creds, lp=lp, domain=domain,
+ site=site, netbios_name=netbios_name, targetdir=targetdir,
+ domain_critical_only=domain_critical_only,
+ machinepass=machinepass, use_ntvfs=use_ntvfs, dns_backend=dns_backend)
+ elif role == "RODC":
+ join_RODC(server=server, creds=creds, lp=lp, domain=domain,
+ site=site, netbios_name=netbios_name, targetdir=targetdir,
+ domain_critical_only=domain_critical_only,
+ machinepass=machinepass, use_ntvfs=use_ntvfs,
+ dns_backend=dns_backend)
+ elif role == "SUBDOMAIN":
+ netbios_domain = lp.get("workgroup")
+ if parent_domain is None:
+ parent_domain = ".".join(domain.split(".")[1:])
+ join_subdomain(server=server, creds=creds, lp=lp, dnsdomain=domain,
+ parent_domain=parent_domain, site=site,
+ netbios_name=netbios_name, netbios_domain=netbios_domain,
+ targetdir=targetdir, machinepass=machinepass,
+ use_ntvfs=use_ntvfs, dns_backend=dns_backend)
+ else:
+ raise CommandError("Invalid role '%s' (possible values: MEMBER, DC, RODC, SUBDOMAIN)" % role)
+
+
+class cmd_domain_demote(Command):
+ """Demote ourselves from the role of Domain Controller."""
+
+ synopsis = "%prog [options]"
+
+ takes_options = [
+ Option("--server", help="DC to force replication before demote", type=str),
+ Option("--targetdir", help="where provision is stored", type=str),
+ ]
+
+ takes_optiongroups = {
+ "sambaopts": options.SambaOptions,
+ "credopts": options.CredentialsOptions,
+ "versionopts": options.VersionOptions,
+ }
+
+ def run(self, sambaopts=None, credopts=None,
+ versionopts=None, server=None, targetdir=None):
+ lp = sambaopts.get_loadparm()
+ creds = credopts.get_credentials(lp)
+ net = Net(creds, lp, server=credopts.ipaddress)
+
+ netbios_name = lp.get("netbios name")
+ samdb = SamDB(session_info=system_session(), credentials=creds, lp=lp)
+ if not server:
+ res = samdb.search(expression='(&(objectClass=computer)(serverReferenceBL=*))', attrs=["dnsHostName", "name"])
+ if (len(res) == 0):
+ raise CommandError("Unable to search for servers")
+
+ if (len(res) == 1):
+ raise CommandError("You are the latest server in the domain")
+
+ server = None
+ for e in res:
+ if str(e["name"]).lower() != netbios_name.lower():
+ server = e["dnsHostName"]
+ break
+
+ ntds_guid = samdb.get_ntds_GUID()
+ msg = samdb.search(base=str(samdb.get_config_basedn()),
+ scope=ldb.SCOPE_SUBTREE, expression="(objectGUID=%s)" % ntds_guid,
+ attrs=['options'])
+ if len(msg) == 0 or "options" not in msg[0]:
+ raise CommandError("Failed to find options on %s" % ntds_guid)
+
+ ntds_dn = msg[0].dn
+ dsa_options = int(str(msg[0]['options']))
+
+ res = samdb.search(expression="(fSMORoleOwner=%s)" % str(ntds_dn),
+ controls=["search_options:1:2"])
+
+ if len(res) != 0:
+ raise CommandError("Current DC is still the owner of %d role(s), use the role command to transfer roles to another DC" % len(res))
+
+ self.errf.write("Using %s as partner server for the demotion\n" %
+ server)
+ (drsuapiBind, drsuapi_handle, supportedExtensions) = drsuapi_connect(server, lp, creds)
+
+ self.errf.write("Desactivating inbound replication\n")
+
+ nmsg = ldb.Message()
+ nmsg.dn = msg[0].dn
+
+ dsa_options |= DS_NTDSDSA_OPT_DISABLE_INBOUND_REPL
+ nmsg["options"] = ldb.MessageElement(str(dsa_options), ldb.FLAG_MOD_REPLACE, "options")
+ samdb.modify(nmsg)
+
+ if not (dsa_options & DS_NTDSDSA_OPT_DISABLE_OUTBOUND_REPL) and not samdb.am_rodc():
+
+ self.errf.write("Asking partner server %s to synchronize from us\n"
+ % server)
+ for part in (samdb.get_schema_basedn(),
+ samdb.get_config_basedn(),
+ samdb.get_root_basedn()):
+ try:
+ sendDsReplicaSync(drsuapiBind, drsuapi_handle, ntds_guid, str(part), drsuapi.DRSUAPI_DRS_WRIT_REP)
+ except drsException, e:
+ self.errf.write(
+ "Error while demoting, "
+ "re-enabling inbound replication\n")
+ dsa_options ^= DS_NTDSDSA_OPT_DISABLE_INBOUND_REPL
+ nmsg["options"] = ldb.MessageElement(str(dsa_options), ldb.FLAG_MOD_REPLACE, "options")
+ samdb.modify(nmsg)
+ raise CommandError("Error while sending a DsReplicaSync for partion %s" % str(part), e)
+ try:
+ remote_samdb = SamDB(url="ldap://%s" % server,
+ session_info=system_session(),
+ credentials=creds, lp=lp)
+
+ self.errf.write("Changing userControl and container\n")
+ res = remote_samdb.search(base=str(remote_samdb.get_root_basedn()),
+ expression="(&(objectClass=user)(sAMAccountName=%s$))" %
+ netbios_name.upper(),
+ attrs=["userAccountControl"])
+ dc_dn = res[0].dn
+ uac = int(str(res[0]["userAccountControl"]))
+
+ except Exception, e:
+ self.errf.write(
+ "Error while demoting, re-enabling inbound replication\n")
+ dsa_options ^= DS_NTDSDSA_OPT_DISABLE_INBOUND_REPL
+ nmsg["options"] = ldb.MessageElement(str(dsa_options), ldb.FLAG_MOD_REPLACE, "options")
+ samdb.modify(nmsg)
+ raise CommandError("Error while changing account control", e)
+
+ if (len(res) != 1):
+ self.errf.write(
+ "Error while demoting, re-enabling inbound replication")
+ dsa_options ^= DS_NTDSDSA_OPT_DISABLE_INBOUND_REPL
+ nmsg["options"] = ldb.MessageElement(str(dsa_options), ldb.FLAG_MOD_REPLACE, "options")
+ samdb.modify(nmsg)
+ raise CommandError("Unable to find object with samaccountName = %s$"
+ " in the remote dc" % netbios_name.upper())
+
+ olduac = uac
+
+ uac ^= (UF_SERVER_TRUST_ACCOUNT|UF_TRUSTED_FOR_DELEGATION)
+ uac |= UF_WORKSTATION_TRUST_ACCOUNT
+
+ msg = ldb.Message()
+ msg.dn = dc_dn
+
+ msg["userAccountControl"] = ldb.MessageElement("%d" % uac,
+ ldb.FLAG_MOD_REPLACE,
+ "userAccountControl")
+ try:
+ remote_samdb.modify(msg)
+ except Exception, e:
+ self.errf.write(
+ "Error while demoting, re-enabling inbound replication")
+ dsa_options ^= DS_NTDSDSA_OPT_DISABLE_INBOUND_REPL
+ nmsg["options"] = ldb.MessageElement(str(dsa_options), ldb.FLAG_MOD_REPLACE, "options")
+ samdb.modify(nmsg)
+
+ raise CommandError("Error while changing account control", e)
+
+ parent = msg.dn.parent()
+ rdn = str(res[0].dn)
+ rdn = string.replace(rdn, ",%s" % str(parent), "")
+ # Let's move to the Computer container
+ i = 0
+ newrdn = rdn
+
+ computer_dn = ldb.Dn(remote_samdb, "CN=Computers,%s" % str(remote_samdb.get_root_basedn()))
+ res = remote_samdb.search(base=computer_dn, expression=rdn, scope=ldb.SCOPE_ONELEVEL)
+
+ if (len(res) != 0):
+ res = remote_samdb.search(base=computer_dn, expression="%s-%d" % (rdn, i),
+ scope=ldb.SCOPE_ONELEVEL)
+ while(len(res) != 0 and i < 100):
+ i = i + 1
+ res = remote_samdb.search(base=computer_dn, expression="%s-%d" % (rdn, i),
+ scope=ldb.SCOPE_ONELEVEL)
+
+ if i == 100:
+ self.errf.write(
+ "Error while demoting, re-enabling inbound replication\n")
+ dsa_options ^= DS_NTDSDSA_OPT_DISABLE_INBOUND_REPL
+ nmsg["options"] = ldb.MessageElement(str(dsa_options), ldb.FLAG_MOD_REPLACE, "options")
+ samdb.modify(nmsg)
+
+ msg = ldb.Message()
+ msg.dn = dc_dn
+
+ msg["userAccountControl"] = ldb.MessageElement("%d" % uac,
+ ldb.FLAG_MOD_REPLACE,
+ "userAccountControl")
+
+ remote_samdb.modify(msg)
+
+ raise CommandError("Unable to find a slot for renaming %s,"
+ " all names from %s-1 to %s-%d seemed used" %
+ (str(dc_dn), rdn, rdn, i - 9))
+
+ newrdn = "%s-%d" % (rdn, i)
+
+ try:
+ newdn = ldb.Dn(remote_samdb, "%s,%s" % (newrdn, str(computer_dn)))
+ remote_samdb.rename(dc_dn, newdn)
+ except Exception, e:
+ self.errf.write(
+ "Error while demoting, re-enabling inbound replication\n")
+ dsa_options ^= DS_NTDSDSA_OPT_DISABLE_INBOUND_REPL
+ nmsg["options"] = ldb.MessageElement(str(dsa_options), ldb.FLAG_MOD_REPLACE, "options")
+ samdb.modify(nmsg)
+
+ msg = ldb.Message()
+ msg.dn = dc_dn
+
+ msg["userAccountControl"] = ldb.MessageElement("%d" % uac,
+ ldb.FLAG_MOD_REPLACE,
+ "userAccountControl")
+
+ remote_samdb.modify(msg)
+ raise CommandError("Error while renaming %s to %s" % (str(dc_dn), str(newdn)), e)
+
+
+ server_dsa_dn = samdb.get_serverName()
+ domain = remote_samdb.get_root_basedn()
+
+ try:
+ sendRemoveDsServer(drsuapiBind, drsuapi_handle, server_dsa_dn, domain)
+ except drsException, e:
+ self.errf.write(
+ "Error while demoting, re-enabling inbound replication\n")
+ dsa_options ^= DS_NTDSDSA_OPT_DISABLE_INBOUND_REPL
+ nmsg["options"] = ldb.MessageElement(str(dsa_options), ldb.FLAG_MOD_REPLACE, "options")
+ samdb.modify(nmsg)
+
+ msg = ldb.Message()
+ msg.dn = newdn
+
+ msg["userAccountControl"] = ldb.MessageElement("%d" % uac,
+ ldb.FLAG_MOD_REPLACE,
+ "userAccountControl")
+ print str(dc_dn)
+ remote_samdb.modify(msg)
+ remote_samdb.rename(newdn, dc_dn)
+ raise CommandError("Error while sending a removeDsServer", e)
+
+ for s in ("CN=Entreprise,CN=Microsoft System Volumes,CN=System,CN=Configuration",
+ "CN=%s,CN=Microsoft System Volumes,CN=System,CN=Configuration" % lp.get("realm"),
+ "CN=Domain System Volumes (SYSVOL share),CN=File Replication Service,CN=System"):
+ try:
+ remote_samdb.delete(ldb.Dn(remote_samdb,
+ "%s,%s,%s" % (str(rdn), s, str(remote_samdb.get_root_basedn()))))
+ except ldb.LdbError, l:
+ pass
+
+ for s in ("CN=Entreprise,CN=NTFRS Subscriptions",
+ "CN=%s, CN=NTFRS Subscriptions" % lp.get("realm"),
+ "CN=Domain system Volumes (SYSVOL Share), CN=NTFRS Subscriptions",
+ "CN=NTFRS Subscriptions"):
+ try:
+ remote_samdb.delete(ldb.Dn(remote_samdb,
+ "%s,%s" % (s, str(newdn))))
+ except ldb.LdbError, l:
+ pass
+
+ self.errf.write("Demote successfull\n")
+
+
+class cmd_domain_level(Command):
+ """Raise domain and forest function levels."""
+
+ synopsis = "%prog (show|raise <options>) [options]"
+
+ takes_optiongroups = {
+ "sambaopts": options.SambaOptions,
+ "credopts": options.CredentialsOptions,
+ "versionopts": options.VersionOptions,
+ }
+
+ takes_options = [
+ Option("-H", "--URL", help="LDB URL for database or target server", type=str,
+ metavar="URL", dest="H"),
+ Option("--quiet", help="Be quiet", action="store_true"),
+ Option("--forest-level", type="choice", choices=["2003", "2008", "2008_R2"],
+ help="The forest function level (2003 | 2008 | 2008_R2)"),
+ Option("--domain-level", type="choice", choices=["2003", "2008", "2008_R2"],
+ help="The domain function level (2003 | 2008 | 2008_R2)")
+ ]
+
+ takes_args = ["subcommand"]
+
+ def run(self, subcommand, H=None, forest_level=None, domain_level=None,
+ quiet=False, credopts=None, sambaopts=None, versionopts=None):
+ lp = sambaopts.get_loadparm()
+ creds = credopts.get_credentials(lp, fallback_machine=True)
+
+ samdb = SamDB(url=H, session_info=system_session(),
+ credentials=creds, lp=lp)
+
+ domain_dn = samdb.domain_dn()
+
+ res_forest = samdb.search("CN=Partitions,%s" % samdb.get_config_basedn(),
+ scope=ldb.SCOPE_BASE, attrs=["msDS-Behavior-Version"])
+ assert len(res_forest) == 1
+
+ res_domain = samdb.search(domain_dn, scope=ldb.SCOPE_BASE,
+ attrs=["msDS-Behavior-Version", "nTMixedDomain"])
+ assert len(res_domain) == 1
+
+ res_dc_s = samdb.search("CN=Sites,%s" % samdb.get_config_basedn(),
+ scope=ldb.SCOPE_SUBTREE, expression="(objectClass=nTDSDSA)",
+ attrs=["msDS-Behavior-Version"])
+ assert len(res_dc_s) >= 1
+
+ try:
+ level_forest = int(res_forest[0]["msDS-Behavior-Version"][0])
+ level_domain = int(res_domain[0]["msDS-Behavior-Version"][0])
+ level_domain_mixed = int(res_domain[0]["nTMixedDomain"][0])
+
+ min_level_dc = int(res_dc_s[0]["msDS-Behavior-Version"][0]) # Init value
+ for msg in res_dc_s:
+ if int(msg["msDS-Behavior-Version"][0]) < min_level_dc:
+ min_level_dc = int(msg["msDS-Behavior-Version"][0])
+
+ if level_forest < 0 or level_domain < 0:
+ raise CommandError("Domain and/or forest function level(s) is/are invalid. Correct them or reprovision!")
+ if min_level_dc < 0:
+ raise CommandError("Lowest function level of a DC is invalid. Correct this or reprovision!")
+ if level_forest > level_domain:
+ raise CommandError("Forest function level is higher than the domain level(s). Correct this or reprovision!")
+ if level_domain > min_level_dc:
+ raise CommandError("Domain function level is higher than the lowest function level of a DC. Correct this or reprovision!")
+
+ except KeyError:
+ raise CommandError("Could not retrieve the actual domain, forest level and/or lowest DC function level!")
+
+ if subcommand == "show":
+ self.message("Domain and forest function level for domain '%s'" % domain_dn)
+ if level_forest == DS_DOMAIN_FUNCTION_2000 and level_domain_mixed != 0:
+ self.message("\nATTENTION: You run SAMBA 4 on a forest function level lower than Windows 2000 (Native). This isn't supported! Please raise!")
+ if level_domain == DS_DOMAIN_FUNCTION_2000 and level_domain_mixed != 0:
+ self.message("\nATTENTION: You run SAMBA 4 on a domain function level lower than Windows 2000 (Native). This isn't supported! Please raise!")
+ if min_level_dc == DS_DOMAIN_FUNCTION_2000 and level_domain_mixed != 0:
+ self.message("\nATTENTION: You run SAMBA 4 on a lowest function level of a DC lower than Windows 2003. This isn't supported! Please step-up or upgrade the concerning DC(s)!")
+
+ self.message("")
+
+ if level_forest == DS_DOMAIN_FUNCTION_2000:
+ outstr = "2000"
+ elif level_forest == DS_DOMAIN_FUNCTION_2003_MIXED:
+ outstr = "2003 with mixed domains/interim (NT4 DC support)"
+ elif level_forest == DS_DOMAIN_FUNCTION_2003:
+ outstr = "2003"
+ elif level_forest == DS_DOMAIN_FUNCTION_2008:
+ outstr = "2008"
+ elif level_forest == DS_DOMAIN_FUNCTION_2008_R2:
+ outstr = "2008 R2"
+ else:
+ outstr = "higher than 2008 R2"
+ self.message("Forest function level: (Windows) " + outstr)
+
+ if level_domain == DS_DOMAIN_FUNCTION_2000 and level_domain_mixed != 0:
+ outstr = "2000 mixed (NT4 DC support)"
+ elif level_domain == DS_DOMAIN_FUNCTION_2000 and level_domain_mixed == 0:
+ outstr = "2000"
+ elif level_domain == DS_DOMAIN_FUNCTION_2003_MIXED:
+ outstr = "2003 with mixed domains/interim (NT4 DC support)"
+ elif level_domain == DS_DOMAIN_FUNCTION_2003:
+ outstr = "2003"
+ elif level_domain == DS_DOMAIN_FUNCTION_2008:
+ outstr = "2008"
+ elif level_domain == DS_DOMAIN_FUNCTION_2008_R2:
+ outstr = "2008 R2"
+ else:
+ outstr = "higher than 2008 R2"
+ self.message("Domain function level: (Windows) " + outstr)
+
+ if min_level_dc == DS_DOMAIN_FUNCTION_2000:
+ outstr = "2000"
+ elif min_level_dc == DS_DOMAIN_FUNCTION_2003:
+ outstr = "2003"
+ elif min_level_dc == DS_DOMAIN_FUNCTION_2008:
+ outstr = "2008"
+ elif min_level_dc == DS_DOMAIN_FUNCTION_2008_R2:
+ outstr = "2008 R2"
+ else:
+ outstr = "higher than 2008 R2"
+ self.message("Lowest function level of a DC: (Windows) " + outstr)
+
+ elif subcommand == "raise":
+ msgs = []
+
+ if domain_level is not None:
+ if domain_level == "2003":
+ new_level_domain = DS_DOMAIN_FUNCTION_2003
+ elif domain_level == "2008":
+ new_level_domain = DS_DOMAIN_FUNCTION_2008
+ elif domain_level == "2008_R2":
+ new_level_domain = DS_DOMAIN_FUNCTION_2008_R2
+
+ if new_level_domain <= level_domain and level_domain_mixed == 0:
+ raise CommandError("Domain function level can't be smaller than or equal to the actual one!")
+
+ if new_level_domain > min_level_dc:
+ raise CommandError("Domain function level can't be higher than the lowest function level of a DC!")
+
+ # Deactivate mixed/interim domain support
+ if level_domain_mixed != 0:
+ # Directly on the base DN
+ m = ldb.Message()
+ m.dn = ldb.Dn(samdb, domain_dn)
+ m["nTMixedDomain"] = ldb.MessageElement("0",
+ ldb.FLAG_MOD_REPLACE, "nTMixedDomain")
+ samdb.modify(m)
+ # Under partitions
+ m = ldb.Message()
+ m.dn = ldb.Dn(samdb, "CN=" + lp.get("workgroup") + ",CN=Partitions,%s" % samdb.get_config_basedn())
+ m["nTMixedDomain"] = ldb.MessageElement("0",
+ ldb.FLAG_MOD_REPLACE, "nTMixedDomain")
+ try:
+ samdb.modify(m)
+ except ldb.LdbError, (enum, emsg):
+ if enum != ldb.ERR_UNWILLING_TO_PERFORM:
+ raise
+
+ # Directly on the base DN
+ m = ldb.Message()
+ m.dn = ldb.Dn(samdb, domain_dn)
+ m["msDS-Behavior-Version"]= ldb.MessageElement(
+ str(new_level_domain), ldb.FLAG_MOD_REPLACE,
+ "msDS-Behavior-Version")
+ samdb.modify(m)
+ # Under partitions
+ m = ldb.Message()
+ m.dn = ldb.Dn(samdb, "CN=" + lp.get("workgroup")
+ + ",CN=Partitions,%s" % samdb.get_config_basedn())
+ m["msDS-Behavior-Version"]= ldb.MessageElement(
+ str(new_level_domain), ldb.FLAG_MOD_REPLACE,
+ "msDS-Behavior-Version")
+ try:
+ samdb.modify(m)
+ except ldb.LdbError, (enum, emsg):
+ if enum != ldb.ERR_UNWILLING_TO_PERFORM:
+ raise
+
+ level_domain = new_level_domain
+ msgs.append("Domain function level changed!")
+
+ if forest_level is not None:
+ if forest_level == "2003":
+ new_level_forest = DS_DOMAIN_FUNCTION_2003
+ elif forest_level == "2008":
+ new_level_forest = DS_DOMAIN_FUNCTION_2008
+ elif forest_level == "2008_R2":
+ new_level_forest = DS_DOMAIN_FUNCTION_2008_R2
+ if new_level_forest <= level_forest:
+ raise CommandError("Forest function level can't be smaller than or equal to the actual one!")
+ if new_level_forest > level_domain:
+ raise CommandError("Forest function level can't be higher than the domain function level(s). Please raise it/them first!")
+ m = ldb.Message()
+ m.dn = ldb.Dn(samdb, "CN=Partitions,%s" % samdb.get_config_basedn())
+ m["msDS-Behavior-Version"]= ldb.MessageElement(
+ str(new_level_forest), ldb.FLAG_MOD_REPLACE,
+ "msDS-Behavior-Version")
+ samdb.modify(m)
+ msgs.append("Forest function level changed!")
+ msgs.append("All changes applied successfully!")
+ self.message("\n".join(msgs))
+ else:
+ raise CommandError("invalid argument: '%s' (choose from 'show', 'raise')" % subcommand)
+
+
+class cmd_domain_passwordsettings(Command):
+ """Set password settings.
+
+ Password complexity, history length, minimum password length, the minimum
+ and maximum password age) on a Samba4 server.
+ """
+
+ synopsis = "%prog (show|set <options>) [options]"
+
+ takes_optiongroups = {
+ "sambaopts": options.SambaOptions,
+ "versionopts": options.VersionOptions,
+ "credopts": options.CredentialsOptions,
+ }
+
+ takes_options = [
+ Option("-H", "--URL", help="LDB URL for database or target server", type=str,
+ metavar="URL", dest="H"),
+ Option("--quiet", help="Be quiet", action="store_true"),
+ Option("--complexity", type="choice", choices=["on","off","default"],
+ help="The password complexity (on | off | default). Default is 'on'"),
+ Option("--store-plaintext", type="choice", choices=["on","off","default"],
+ help="Store plaintext passwords where account have 'store passwords with reversible encryption' set (on | off | default). Default is 'off'"),
+ Option("--history-length",
+ help="The password history length (<integer> | default). Default is 24.", type=str),
+ Option("--min-pwd-length",
+ help="The minimum password length (<integer> | default). Default is 7.", type=str),
+ Option("--min-pwd-age",
+ help="The minimum password age (<integer in days> | default). Default is 1.", type=str),
+ Option("--max-pwd-age",
+ help="The maximum password age (<integer in days> | default). Default is 43.", type=str),
+ ]
+
+ takes_args = ["subcommand"]
+
+ def run(self, subcommand, H=None, min_pwd_age=None, max_pwd_age=None,
+ quiet=False, complexity=None, store_plaintext=None, history_length=None,
+ min_pwd_length=None, credopts=None, sambaopts=None,
+ versionopts=None):
+ lp = sambaopts.get_loadparm()
+ creds = credopts.get_credentials(lp)
+
+ samdb = SamDB(url=H, session_info=system_session(),
+ credentials=creds, lp=lp)
+
+ domain_dn = samdb.domain_dn()
+ res = samdb.search(domain_dn, scope=ldb.SCOPE_BASE,
+ attrs=["pwdProperties", "pwdHistoryLength", "minPwdLength",
+ "minPwdAge", "maxPwdAge"])
+ assert(len(res) == 1)
+ try:
+ pwd_props = int(res[0]["pwdProperties"][0])
+ pwd_hist_len = int(res[0]["pwdHistoryLength"][0])
+ cur_min_pwd_len = int(res[0]["minPwdLength"][0])
+ # ticks -> days
+ cur_min_pwd_age = int(abs(int(res[0]["minPwdAge"][0])) / (1e7 * 60 * 60 * 24))
+ if int(res[0]["maxPwdAge"][0]) == -0x8000000000000000:
+ cur_max_pwd_age = 0
+ else:
+ cur_max_pwd_age = int(abs(int(res[0]["maxPwdAge"][0])) / (1e7 * 60 * 60 * 24))
+ except Exception, e:
+ raise CommandError("Could not retrieve password properties!", e)
+
+ if subcommand == "show":
+ self.message("Password informations for domain '%s'" % domain_dn)
+ self.message("")
+ if pwd_props & DOMAIN_PASSWORD_COMPLEX != 0:
+ self.message("Password complexity: on")
+ else:
+ self.message("Password complexity: off")
+ if pwd_props & DOMAIN_PASSWORD_STORE_CLEARTEXT != 0:
+ self.message("Store plaintext passwords: on")
+ else:
+ self.message("Store plaintext passwords: off")
+ self.message("Password history length: %d" % pwd_hist_len)
+ self.message("Minimum password length: %d" % cur_min_pwd_len)
+ self.message("Minimum password age (days): %d" % cur_min_pwd_age)
+ self.message("Maximum password age (days): %d" % cur_max_pwd_age)
+ elif subcommand == "set":
+ msgs = []
+ m = ldb.Message()
+ m.dn = ldb.Dn(samdb, domain_dn)
+
+ if complexity is not None:
+ if complexity == "on" or complexity == "default":
+ pwd_props = pwd_props | DOMAIN_PASSWORD_COMPLEX
+ msgs.append("Password complexity activated!")
+ elif complexity == "off":
+ pwd_props = pwd_props & (~DOMAIN_PASSWORD_COMPLEX)
+ msgs.append("Password complexity deactivated!")
+
+ if store_plaintext is not None:
+ if store_plaintext == "on" or store_plaintext == "default":
+ pwd_props = pwd_props | DOMAIN_PASSWORD_STORE_CLEARTEXT
+ msgs.append("Plaintext password storage for changed passwords activated!")
+ elif store_plaintext == "off":
+ pwd_props = pwd_props & (~DOMAIN_PASSWORD_STORE_CLEARTEXT)
+ msgs.append("Plaintext password storage for changed passwords deactivated!")
+
+ if complexity is not None or store_plaintext is not None:
+ m["pwdProperties"] = ldb.MessageElement(str(pwd_props),
+ ldb.FLAG_MOD_REPLACE, "pwdProperties")
+
+ if history_length is not None:
+ if history_length == "default":
+ pwd_hist_len = 24
+ else:
+ pwd_hist_len = int(history_length)
+
+ if pwd_hist_len < 0 or pwd_hist_len > 24:
+ raise CommandError("Password history length must be in the range of 0 to 24!")
+
+ m["pwdHistoryLength"] = ldb.MessageElement(str(pwd_hist_len),
+ ldb.FLAG_MOD_REPLACE, "pwdHistoryLength")
+ msgs.append("Password history length changed!")
+
+ if min_pwd_length is not None:
+ if min_pwd_length == "default":
+ min_pwd_len = 7
+ else:
+ min_pwd_len = int(min_pwd_length)
+
+ if min_pwd_len < 0 or min_pwd_len > 14:
+ raise CommandError("Minimum password length must be in the range of 0 to 14!")
+
+ m["minPwdLength"] = ldb.MessageElement(str(min_pwd_len),
+ ldb.FLAG_MOD_REPLACE, "minPwdLength")
+ msgs.append("Minimum password length changed!")
+
+ if min_pwd_age is not None:
+ if min_pwd_age == "default":
+ min_pwd_age = 1
+ else:
+ min_pwd_age = int(min_pwd_age)
+
+ if min_pwd_age < 0 or min_pwd_age > 998:
+ raise CommandError("Minimum password age must be in the range of 0 to 998!")
+
+ # days -> ticks
+ min_pwd_age_ticks = -int(min_pwd_age * (24 * 60 * 60 * 1e7))
+
+ m["minPwdAge"] = ldb.MessageElement(str(min_pwd_age_ticks),
+ ldb.FLAG_MOD_REPLACE, "minPwdAge")
+ msgs.append("Minimum password age changed!")
+
+ if max_pwd_age is not None:
+ if max_pwd_age == "default":
+ max_pwd_age = 43
+ else:
+ max_pwd_age = int(max_pwd_age)
+
+ if max_pwd_age < 0 or max_pwd_age > 999:
+ raise CommandError("Maximum password age must be in the range of 0 to 999!")
+
+ # days -> ticks
+ if max_pwd_age == 0:
+ max_pwd_age_ticks = -0x8000000000000000
+ else:
+ max_pwd_age_ticks = -int(max_pwd_age * (24 * 60 * 60 * 1e7))
+
+ m["maxPwdAge"] = ldb.MessageElement(str(max_pwd_age_ticks),
+ ldb.FLAG_MOD_REPLACE, "maxPwdAge")
+ msgs.append("Maximum password age changed!")
+
+ if max_pwd_age > 0 and min_pwd_age >= max_pwd_age:
+ raise CommandError("Maximum password age (%d) must be greater than minimum password age (%d)!" % (max_pwd_age, min_pwd_age))
+
+ if len(m) == 0:
+ raise CommandError("You must specify at least one option to set. Try --help")
+ samdb.modify(m)
+ msgs.append("All changes applied successfully!")
+ self.message("\n".join(msgs))
+ else:
+ raise CommandError("Wrong argument '%s'!" % subcommand)
+
+
+class cmd_domain_classicupgrade(Command):
+ """Upgrade from Samba classic (NT4-like) database to Samba AD DC database.
+
+ Specify either a directory with all Samba classic DC databases and state files (with --dbdir) or
+ the testparm utility from your classic installation (with --testparm).
+ """
+
+ synopsis = "%prog [options] <classic_smb_conf>"
+
+ takes_optiongroups = {
+ "sambaopts": options.SambaOptions,
+ "versionopts": options.VersionOptions
+ }
+
+ takes_options = [
+ Option("--dbdir", type="string", metavar="DIR",
+ help="Path to samba classic DC database directory"),
+ Option("--testparm", type="string", metavar="PATH",
+ help="Path to samba classic DC testparm utility from the previous installation. This allows the default paths of the previous installation to be followed"),
+ Option("--targetdir", type="string", metavar="DIR",
+ help="Path prefix where the new Samba 4.0 AD domain should be initialised"),
+ Option("--quiet", help="Be quiet", action="store_true"),
+ Option("--verbose", help="Be verbose", action="store_true"),
+ Option("--use-xattrs", type="choice", choices=["yes","no","auto"], metavar="[yes|no|auto]",
+ help="Define if we should use the native fs capabilities or a tdb file for storing attributes likes ntacl, auto tries to make an inteligent guess based on the user rights and system capabilities", default="auto"),
+ Option("--use-ntvfs", help="Use NTVFS for the fileserver (default = no)",
+ action="store_true"),
+ Option("--dns-backend", type="choice", metavar="NAMESERVER-BACKEND",
+ choices=["SAMBA_INTERNAL", "BIND9_FLATFILE", "BIND9_DLZ", "NONE"],
+ help="The DNS server backend. SAMBA_INTERNAL is the builtin name server (default), "
+ "BIND9_FLATFILE uses bind9 text database to store zone information, "
+ "BIND9_DLZ uses samba4 AD to store zone information, "
+ "NONE skips the DNS setup entirely (this DC will not be a DNS server)",
+ default="SAMBA_INTERNAL")
+ ]
+
+ takes_args = ["smbconf"]
+
+ def run(self, smbconf=None, targetdir=None, dbdir=None, testparm=None,
+ quiet=False, verbose=False, use_xattrs=None, sambaopts=None, versionopts=None,
+ dns_backend=None, use_ntvfs=False):
+
+ if not os.path.exists(smbconf):
+ raise CommandError("File %s does not exist" % smbconf)
+
+ if testparm and not os.path.exists(testparm):
+ raise CommandError("Testparm utility %s does not exist" % testparm)
+
+ if dbdir and not os.path.exists(dbdir):
+ raise CommandError("Directory %s does not exist" % dbdir)
+
+ if not dbdir and not testparm:
+ raise CommandError("Please specify either dbdir or testparm")
+
+ logger = self.get_logger()
+ if verbose:
+ logger.setLevel(logging.DEBUG)
+ elif quiet:
+ logger.setLevel(logging.WARNING)
+ else:
+ logger.setLevel(logging.INFO)
+
+ if dbdir and testparm:
+ logger.warning("both dbdir and testparm specified, ignoring dbdir.")
+ dbdir = None
+
+ lp = sambaopts.get_loadparm()
+
+ s3conf = s3param.get_context()
+
+ if sambaopts.realm:
+ s3conf.set("realm", sambaopts.realm)
+
+ if targetdir is not None:
+ if not os.path.isdir(targetdir):
+ os.mkdir(targetdir)
+
+ eadb = True
+ if use_xattrs == "yes":
+ eadb = False
+ elif use_xattrs == "auto" and not s3conf.get("posix:eadb"):
+ if targetdir:
+ tmpfile = tempfile.NamedTemporaryFile(dir=os.path.abspath(targetdir))
+ else:
+ tmpfile = tempfile.NamedTemporaryFile(dir=os.path.abspath(os.path.dirname(lp.get("private dir"))))
+ try:
+ try:
+ samba.ntacls.setntacl(lp, tmpfile.name,
+ "O:S-1-5-32G:S-1-5-32", "S-1-5-32", "native")
+ eadb = False
+ except Exception:
+ # FIXME: Don't catch all exceptions here
+ logger.info("You are not root or your system do not support xattr, using tdb backend for attributes. "
+ "If you intend to use this provision in production, rerun the script as root on a system supporting xattrs.")
+ finally:
+ tmpfile.close()
+
+ # Set correct default values from dbdir or testparm
+ paths = {}
+ if dbdir:
+ paths["state directory"] = dbdir
+ paths["private dir"] = dbdir
+ paths["lock directory"] = dbdir
+ paths["smb passwd file"] = dbdir + "/smbpasswd"
+ else:
+ paths["state directory"] = get_testparm_var(testparm, smbconf, "state directory")
+ paths["private dir"] = get_testparm_var(testparm, smbconf, "private dir")
+ paths["smb passwd file"] = get_testparm_var(testparm, smbconf, "smb passwd file")
+ paths["lock directory"] = get_testparm_var(testparm, smbconf, "lock directory")
+ # "testparm" from Samba 3 < 3.4.x is not aware of the parameter
+ # "state directory", instead make use of "lock directory"
+ if len(paths["state directory"]) == 0:
+ paths["state directory"] = paths["lock directory"]
+
+ for p in paths:
+ s3conf.set(p, paths[p])
+
+ # load smb.conf parameters
+ logger.info("Reading smb.conf")
+ s3conf.load(smbconf)
+ samba3 = Samba3(smbconf, s3conf)
+
+ logger.info("Provisioning")
+ upgrade_from_samba3(samba3, logger, targetdir, session_info=system_session(),
+ useeadb=eadb, dns_backend=dns_backend, use_ntvfs=use_ntvfs)
+
+
+class cmd_domain_samba3upgrade(cmd_domain_classicupgrade):
+ __doc__ = cmd_domain_classicupgrade.__doc__
+
+ # This command is present for backwards compatibility only,
+ # and should not be shown.
+
+ hidden = True
+
+
+class cmd_domain(SuperCommand):
+ """Domain management."""
+
+ subcommands = {}
+ subcommands["demote"] = cmd_domain_demote()
+ if cmd_domain_export_keytab is not None:
+ subcommands["exportkeytab"] = cmd_domain_export_keytab()
+ subcommands["info"] = cmd_domain_info()
+ subcommands["provision"] = cmd_domain_provision()
+ subcommands["join"] = cmd_domain_join()
+ subcommands["dcpromo"] = cmd_domain_dcpromo()
+ subcommands["level"] = cmd_domain_level()
+ subcommands["passwordsettings"] = cmd_domain_passwordsettings()
+ subcommands["classicupgrade"] = cmd_domain_classicupgrade()
+ subcommands["samba3upgrade"] = cmd_domain_samba3upgrade()