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Edit File: drs.py
# implement samba_tool drs commands # # Copyright Andrew Tridgell 2010 # Copyright Andrew Bartlett 2017 # # based on C implementation by Kamen Mazdrashki <kamen.mazdrashki@postpath.com> # # 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 logging from . import common import json from samba.auth import system_session from samba.netcmd import ( Command, CommandError, Option, SuperCommand, ) from samba.netcmd.common import attr_default from samba.samdb import SamDB from samba import drs_utils, nttime2string, dsdb from samba.dcerpc import drsuapi, misc from samba.join import join_clone from samba import colour from samba.uptodateness import ( get_partition_maps, get_utdv_edges, get_utdv_distances, get_utdv_summary, get_kcc_and_dsas, ) from samba.common import get_string from samba.samdb import get_default_backend_store def drsuapi_connect(ctx): '''make a DRSUAPI connection to the server''' try: (ctx.drsuapi, ctx.drsuapi_handle, ctx.bind_supported_extensions) = drs_utils.drsuapi_connect(ctx.server, ctx.lp, ctx.creds) except Exception as e: raise CommandError("DRS connection to %s failed" % ctx.server, e) def samdb_connect(ctx): '''make a ldap connection to the server''' try: ctx.samdb = SamDB(url="ldap://%s" % ctx.server, session_info=system_session(), credentials=ctx.creds, lp=ctx.lp) except Exception as e: raise CommandError("LDAP connection to %s failed" % ctx.server, e) def drs_errmsg(werr): '''return "was successful" or an error string''' (ecode, estring) = werr if ecode == 0: return "was successful" return "failed, result %u (%s)" % (ecode, estring) def drs_parse_ntds_dn(ntds_dn): '''parse a NTDS DN returning a site and server''' a = ntds_dn.split(',') if a[0] != "CN=NTDS Settings" or a[2] != "CN=Servers" or a[4] != 'CN=Sites': raise RuntimeError("bad NTDS DN %s" % ntds_dn) server = a[1].split('=')[1] site = a[3].split('=')[1] return (site, server) DEFAULT_SHOWREPL_FORMAT = 'classic' class cmd_drs_showrepl(Command): """Show replication status.""" synopsis = "%prog [<DC>] [options]" takes_optiongroups = { "sambaopts": options.SambaOptions, "versionopts": options.VersionOptions, "credopts": options.CredentialsOptions, } takes_options = [ Option("--json", help="replication details in JSON format", dest='format', action='store_const', const='json'), Option("--summary", help=("summarize overall DRS health as seen " "from this server"), dest='format', action='store_const', const='summary'), Option("--pull-summary", help=("Have we successfully replicated " "from all relevent servers?"), dest='format', action='store_const', const='pull_summary'), Option("--notify-summary", action='store_const', const='notify_summary', dest='format', help=("Have we successfully notified all relevent servers of " "local changes, and did they say they successfully " "replicated?")), Option("--classic", help="print local replication details", dest='format', action='store_const', const='classic', default=DEFAULT_SHOWREPL_FORMAT), Option("-v", "--verbose", help="Be verbose", action="store_true"), Option("--color", help="Use colour output (yes|no|auto)", default='no'), ] takes_args = ["DC?"] def parse_neighbour(self, n): """Convert an ldb neighbour object into a python dictionary""" dsa_objectguid = str(n.source_dsa_obj_guid) d = { 'NC dn': n.naming_context_dn, "DSA objectGUID": dsa_objectguid, "last attempt time": nttime2string(n.last_attempt), "last attempt message": drs_errmsg(n.result_last_attempt), "consecutive failures": n.consecutive_sync_failures, "last success": nttime2string(n.last_success), "NTDS DN": str(n.source_dsa_obj_dn), 'is deleted': False } try: self.samdb.search(base="<GUID=%s>" % dsa_objectguid, scope=ldb.SCOPE_BASE, attrs=[]) except ldb.LdbError as e: (errno, _) = e.args if errno == ldb.ERR_NO_SUCH_OBJECT: d['is deleted'] = True else: raise try: (site, server) = drs_parse_ntds_dn(n.source_dsa_obj_dn) d["DSA"] = "%s\\%s" % (site, server) except RuntimeError: pass return d def print_neighbour(self, d): '''print one set of neighbour information''' self.message("%s" % d['NC dn']) if 'DSA' in d: self.message("\t%s via RPC" % d['DSA']) else: self.message("\tNTDS DN: %s" % d['NTDS DN']) self.message("\t\tDSA object GUID: %s" % d['DSA objectGUID']) self.message("\t\tLast attempt @ %s %s" % (d['last attempt time'], d['last attempt message'])) self.message("\t\t%u consecutive failure(s)." % d['consecutive failures']) self.message("\t\tLast success @ %s" % d['last success']) self.message("") def get_neighbours(self, info_type): req1 = drsuapi.DsReplicaGetInfoRequest1() req1.info_type = info_type try: (info_type, info) = self.drsuapi.DsReplicaGetInfo( self.drsuapi_handle, 1, req1) except Exception as e: raise CommandError("DsReplicaGetInfo of type %u failed" % info_type, e) reps = [self.parse_neighbour(n) for n in info.array] return reps def run(self, DC=None, sambaopts=None, credopts=None, versionopts=None, format=DEFAULT_SHOWREPL_FORMAT, verbose=False, color='no'): self.apply_colour_choice(color) self.lp = sambaopts.get_loadparm() if DC is None: DC = common.netcmd_dnsname(self.lp) self.server = DC self.creds = credopts.get_credentials(self.lp, fallback_machine=True) self.verbose = verbose output_function = { 'summary': self.summary_output, 'notify_summary': self.notify_summary_output, 'pull_summary': self.pull_summary_output, 'json': self.json_output, 'classic': self.classic_output, }.get(format) if output_function is None: raise CommandError("unknown showrepl format %s" % format) return output_function() def json_output(self): data = self.get_local_repl_data() del data['site'] del data['server'] json.dump(data, self.outf, indent=2) def summary_output_handler(self, typeof_output): """Print a short message if every seems fine, but print details of any links that seem broken.""" failing_repsto = [] failing_repsfrom = [] local_data = self.get_local_repl_data() if typeof_output != "pull_summary": for rep in local_data['repsTo']: if rep['is deleted']: continue if rep["consecutive failures"] != 0 or rep["last success"] == 0: failing_repsto.append(rep) if typeof_output != "notify_summary": for rep in local_data['repsFrom']: if rep['is deleted']: continue if rep["consecutive failures"] != 0 or rep["last success"] == 0: failing_repsfrom.append(rep) if failing_repsto or failing_repsfrom: self.message(colour.c_RED("There are failing connections")) if failing_repsto: self.message(colour.c_RED("Failing outbound connections:")) for rep in failing_repsto: self.print_neighbour(rep) if failing_repsfrom: self.message(colour.c_RED("Failing inbound connection:")) for rep in failing_repsfrom: self.print_neighbour(rep) return 1 self.message(colour.c_GREEN("[ALL GOOD]")) def summary_output(self): return self.summary_output_handler("summary") def notify_summary_output(self): return self.summary_output_handler("notify_summary") def pull_summary_output(self): return self.summary_output_handler("pull_summary") def get_local_repl_data(self): drsuapi_connect(self) samdb_connect(self) # show domain information ntds_dn = self.samdb.get_dsServiceName() (site, server) = drs_parse_ntds_dn(ntds_dn) try: ntds = self.samdb.search(base=ntds_dn, scope=ldb.SCOPE_BASE, attrs=['options', 'objectGUID', 'invocationId']) except Exception as e: raise CommandError("Failed to search NTDS DN %s" % ntds_dn) dsa_details = { "options": int(attr_default(ntds[0], "options", 0)), "objectGUID": get_string(self.samdb.schema_format_value( "objectGUID", ntds[0]["objectGUID"][0])), "invocationId": get_string(self.samdb.schema_format_value( "objectGUID", ntds[0]["invocationId"][0])) } conn = self.samdb.search(base=ntds_dn, expression="(objectClass=nTDSConnection)") repsfrom = self.get_neighbours(drsuapi.DRSUAPI_DS_REPLICA_INFO_NEIGHBORS) repsto = self.get_neighbours(drsuapi.DRSUAPI_DS_REPLICA_INFO_REPSTO) conn_details = [] for c in conn: c_rdn, sep, c_server_dn = str(c['fromServer'][0]).partition(',') d = { 'name': str(c['name']), 'remote DN': str(c['fromServer'][0]), 'options': int(attr_default(c, 'options', 0)), 'enabled': (get_string(attr_default(c, 'enabledConnection', 'TRUE')).upper() == 'TRUE') } conn_details.append(d) try: c_server_res = self.samdb.search(base=c_server_dn, scope=ldb.SCOPE_BASE, attrs=["dnsHostName"]) d['dns name'] = str(c_server_res[0]["dnsHostName"][0]) except ldb.LdbError as e: (errno, _) = e.args if errno == ldb.ERR_NO_SUCH_OBJECT: d['is deleted'] = True except (KeyError, IndexError): pass d['replicates NC'] = [] for r in c.get('mS-DS-ReplicatesNCReason', []): a = str(r).split(':') d['replicates NC'].append((a[3], int(a[2]))) return { 'dsa': dsa_details, 'repsFrom': repsfrom, 'repsTo': repsto, 'NTDSConnections': conn_details, 'site': site, 'server': server } def classic_output(self): data = self.get_local_repl_data() dsa_details = data['dsa'] repsfrom = data['repsFrom'] repsto = data['repsTo'] conn_details = data['NTDSConnections'] site = data['site'] server = data['server'] self.message("%s\\%s" % (site, server)) self.message("DSA Options: 0x%08x" % dsa_details["options"]) self.message("DSA object GUID: %s" % dsa_details["objectGUID"]) self.message("DSA invocationId: %s\n" % dsa_details["invocationId"]) self.message("==== INBOUND NEIGHBORS ====\n") for n in repsfrom: self.print_neighbour(n) self.message("==== OUTBOUND NEIGHBORS ====\n") for n in repsto: self.print_neighbour(n) reasons = ['NTDSCONN_KCC_GC_TOPOLOGY', 'NTDSCONN_KCC_RING_TOPOLOGY', 'NTDSCONN_KCC_MINIMIZE_HOPS_TOPOLOGY', 'NTDSCONN_KCC_STALE_SERVERS_TOPOLOGY', 'NTDSCONN_KCC_OSCILLATING_CONNECTION_TOPOLOGY', 'NTDSCONN_KCC_INTERSITE_GC_TOPOLOGY', 'NTDSCONN_KCC_INTERSITE_TOPOLOGY', 'NTDSCONN_KCC_SERVER_FAILOVER_TOPOLOGY', 'NTDSCONN_KCC_SITE_FAILOVER_TOPOLOGY', 'NTDSCONN_KCC_REDUNDANT_SERVER_TOPOLOGY'] self.message("==== KCC CONNECTION OBJECTS ====\n") for d in conn_details: self.message("Connection --") if d.get('is deleted'): self.message("\tWARNING: Connection to DELETED server!") self.message("\tConnection name: %s" % d['name']) self.message("\tEnabled : %s" % str(d['enabled']).upper()) self.message("\tServer DNS name : %s" % d.get('dns name')) self.message("\tServer DN name : %s" % d['remote DN']) self.message("\t\tTransportType: RPC") self.message("\t\toptions: 0x%08X" % d['options']) if d['replicates NC']: for nc, reason in d['replicates NC']: self.message("\t\tReplicatesNC: %s" % nc) self.message("\t\tReason: 0x%08x" % reason) for s in reasons: if getattr(dsdb, s, 0) & reason: self.message("\t\t\t%s" % s) else: self.message("Warning: No NC replicated for Connection!") class cmd_drs_kcc(Command): """Trigger knowledge consistency center run.""" synopsis = "%prog [<DC>] [options]" takes_optiongroups = { "sambaopts": options.SambaOptions, "versionopts": options.VersionOptions, "credopts": options.CredentialsOptions, } takes_args = ["DC?"] def run(self, DC=None, sambaopts=None, credopts=None, versionopts=None): self.lp = sambaopts.get_loadparm() if DC is None: DC = common.netcmd_dnsname(self.lp) self.server = DC self.creds = credopts.get_credentials(self.lp, fallback_machine=True) drsuapi_connect(self) req1 = drsuapi.DsExecuteKCC1() try: self.drsuapi.DsExecuteKCC(self.drsuapi_handle, 1, req1) except Exception as e: raise CommandError("DsExecuteKCC failed", e) self.message("Consistency check on %s successful." % DC) class cmd_drs_replicate(Command): """Replicate a naming context between two DCs.""" synopsis = "%prog <destinationDC> <sourceDC> <NC> [options]" takes_optiongroups = { "sambaopts": options.SambaOptions, "versionopts": options.VersionOptions, "credopts": options.CredentialsOptions, } takes_args = ["DEST_DC", "SOURCE_DC", "NC"] takes_options = [ Option("--add-ref", help="use ADD_REF to add to repsTo on source", action="store_true"), Option("--sync-forced", help="use SYNC_FORCED to force inbound replication", action="store_true"), Option("--sync-all", help="use SYNC_ALL to replicate from all DCs", action="store_true"), Option("--full-sync", help="resync all objects", action="store_true"), Option("--local", help="pull changes directly into the local database (destination DC is ignored)", action="store_true"), Option("--local-online", help="pull changes into the local database (destination DC is ignored) as a normal online replication", action="store_true"), Option("--async-op", help="use ASYNC_OP for the replication", action="store_true"), Option("--single-object", help="Replicate only the object specified, instead of the whole Naming Context (only with --local)", action="store_true"), ] def drs_local_replicate(self, SOURCE_DC, NC, full_sync=False, single_object=False, sync_forced=False): '''replicate from a source DC to the local SAM''' self.server = SOURCE_DC drsuapi_connect(self) # Override the default flag LDB_FLG_DONT_CREATE_DB self.local_samdb = SamDB(session_info=system_session(), url=None, credentials=self.creds, lp=self.lp, flags=0) self.samdb = SamDB(url="ldap://%s" % self.server, session_info=system_session(), credentials=self.creds, lp=self.lp) # work out the source and destination GUIDs res = self.local_samdb.search(base="", scope=ldb.SCOPE_BASE, attrs=["dsServiceName"]) self.ntds_dn = res[0]["dsServiceName"][0] res = self.local_samdb.search(base=self.ntds_dn, scope=ldb.SCOPE_BASE, attrs=["objectGUID"]) self.ntds_guid = misc.GUID( self.samdb.schema_format_value("objectGUID", res[0]["objectGUID"][0])) source_dsa_invocation_id = misc.GUID(self.samdb.get_invocation_id()) dest_dsa_invocation_id = misc.GUID(self.local_samdb.get_invocation_id()) destination_dsa_guid = self.ntds_guid exop = drsuapi.DRSUAPI_EXOP_NONE if single_object: exop = drsuapi.DRSUAPI_EXOP_REPL_OBJ full_sync = True self.samdb.transaction_start() repl = drs_utils.drs_Replicate("ncacn_ip_tcp:%s[seal]" % self.server, self.lp, self.creds, self.local_samdb, dest_dsa_invocation_id) # Work out if we are an RODC, so that a forced local replicate # with the admin pw does not sync passwords rodc = self.local_samdb.am_rodc() try: (num_objects, num_links) = repl.replicate(NC, source_dsa_invocation_id, destination_dsa_guid, rodc=rodc, full_sync=full_sync, exop=exop, sync_forced=sync_forced) except Exception as e: raise CommandError("Error replicating DN %s" % NC, e) self.samdb.transaction_commit() if full_sync: self.message("Full Replication of all %d objects and %d links " "from %s to %s was successful." % (num_objects, num_links, SOURCE_DC, self.local_samdb.url)) else: self.message("Incremental replication of %d objects and %d links " "from %s to %s was successful." % (num_objects, num_links, SOURCE_DC, self.local_samdb.url)) def run(self, DEST_DC, SOURCE_DC, NC, add_ref=False, sync_forced=False, sync_all=False, full_sync=False, local=False, local_online=False, async_op=False, single_object=False, sambaopts=None, credopts=None, versionopts=None): self.server = DEST_DC self.lp = sambaopts.get_loadparm() self.creds = credopts.get_credentials(self.lp, fallback_machine=True) if local: self.drs_local_replicate(SOURCE_DC, NC, full_sync=full_sync, single_object=single_object, sync_forced=sync_forced) return if local_online: server_bind = drsuapi.drsuapi("irpc:dreplsrv", lp_ctx=self.lp) server_bind_handle = misc.policy_handle() else: drsuapi_connect(self) server_bind = self.drsuapi server_bind_handle = self.drsuapi_handle if not async_op: # Give the sync replication 5 minutes time server_bind.request_timeout = 5 * 60 samdb_connect(self) # we need to find the NTDS GUID of the source DC msg = self.samdb.search(base=self.samdb.get_config_basedn(), expression="(&(objectCategory=server)(|(name=%s)(dNSHostName=%s)))" % ( ldb.binary_encode(SOURCE_DC), ldb.binary_encode(SOURCE_DC)), attrs=[]) if len(msg) == 0: raise CommandError("Failed to find source DC %s" % SOURCE_DC) server_dn = msg[0]['dn'] msg = self.samdb.search(base=server_dn, scope=ldb.SCOPE_ONELEVEL, expression="(|(objectCategory=nTDSDSA)(objectCategory=nTDSDSARO))", attrs=['objectGUID', 'options']) if len(msg) == 0: raise CommandError("Failed to find source NTDS DN %s" % SOURCE_DC) source_dsa_guid = msg[0]['objectGUID'][0] dsa_options = int(attr_default(msg, 'options', 0)) req_options = 0 if not (dsa_options & dsdb.DS_NTDSDSA_OPT_DISABLE_OUTBOUND_REPL): req_options |= drsuapi.DRSUAPI_DRS_WRIT_REP if add_ref: req_options |= drsuapi.DRSUAPI_DRS_ADD_REF if sync_forced: req_options |= drsuapi.DRSUAPI_DRS_SYNC_FORCED if sync_all: req_options |= drsuapi.DRSUAPI_DRS_SYNC_ALL if full_sync: req_options |= drsuapi.DRSUAPI_DRS_FULL_SYNC_NOW if async_op: req_options |= drsuapi.DRSUAPI_DRS_ASYNC_OP try: drs_utils.sendDsReplicaSync(server_bind, server_bind_handle, source_dsa_guid, NC, req_options) except drs_utils.drsException as estr: raise CommandError("DsReplicaSync failed", estr) if async_op: self.message("Replicate from %s to %s was started." % (SOURCE_DC, DEST_DC)) else: self.message("Replicate from %s to %s was successful." % (SOURCE_DC, DEST_DC)) class cmd_drs_bind(Command): """Show DRS capabilities of a server.""" synopsis = "%prog [<DC>] [options]" takes_optiongroups = { "sambaopts": options.SambaOptions, "versionopts": options.VersionOptions, "credopts": options.CredentialsOptions, } takes_args = ["DC?"] def run(self, DC=None, sambaopts=None, credopts=None, versionopts=None): self.lp = sambaopts.get_loadparm() if DC is None: DC = common.netcmd_dnsname(self.lp) self.server = DC self.creds = credopts.get_credentials(self.lp, fallback_machine=True) drsuapi_connect(self) bind_info = drsuapi.DsBindInfoCtr() bind_info.length = 28 bind_info.info = drsuapi.DsBindInfo28() (info, handle) = self.drsuapi.DsBind(misc.GUID(drsuapi.DRSUAPI_DS_BIND_GUID), bind_info) optmap = [ ("DRSUAPI_SUPPORTED_EXTENSION_BASE", "DRS_EXT_BASE"), ("DRSUAPI_SUPPORTED_EXTENSION_ASYNC_REPLICATION", "DRS_EXT_ASYNCREPL"), ("DRSUAPI_SUPPORTED_EXTENSION_REMOVEAPI", "DRS_EXT_REMOVEAPI"), ("DRSUAPI_SUPPORTED_EXTENSION_MOVEREQ_V2", "DRS_EXT_MOVEREQ_V2"), ("DRSUAPI_SUPPORTED_EXTENSION_GETCHG_COMPRESS", "DRS_EXT_GETCHG_DEFLATE"), ("DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V1", "DRS_EXT_DCINFO_V1"), ("DRSUAPI_SUPPORTED_EXTENSION_RESTORE_USN_OPTIMIZATION", "DRS_EXT_RESTORE_USN_OPTIMIZATION"), ("DRSUAPI_SUPPORTED_EXTENSION_ADDENTRY", "DRS_EXT_ADDENTRY"), ("DRSUAPI_SUPPORTED_EXTENSION_KCC_EXECUTE", "DRS_EXT_KCC_EXECUTE"), ("DRSUAPI_SUPPORTED_EXTENSION_ADDENTRY_V2", "DRS_EXT_ADDENTRY_V2"), ("DRSUAPI_SUPPORTED_EXTENSION_LINKED_VALUE_REPLICATION", "DRS_EXT_LINKED_VALUE_REPLICATION"), ("DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V2", "DRS_EXT_DCINFO_V2"), ("DRSUAPI_SUPPORTED_EXTENSION_INSTANCE_TYPE_NOT_REQ_ON_MOD", "DRS_EXT_INSTANCE_TYPE_NOT_REQ_ON_MOD"), ("DRSUAPI_SUPPORTED_EXTENSION_CRYPTO_BIND", "DRS_EXT_CRYPTO_BIND"), ("DRSUAPI_SUPPORTED_EXTENSION_GET_REPL_INFO", "DRS_EXT_GET_REPL_INFO"), ("DRSUAPI_SUPPORTED_EXTENSION_STRONG_ENCRYPTION", "DRS_EXT_STRONG_ENCRYPTION"), ("DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V01", "DRS_EXT_DCINFO_VFFFFFFFF"), ("DRSUAPI_SUPPORTED_EXTENSION_TRANSITIVE_MEMBERSHIP", "DRS_EXT_TRANSITIVE_MEMBERSHIP"), ("DRSUAPI_SUPPORTED_EXTENSION_ADD_SID_HISTORY", "DRS_EXT_ADD_SID_HISTORY"), ("DRSUAPI_SUPPORTED_EXTENSION_POST_BETA3", "DRS_EXT_POST_BETA3"), ("DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V5", "DRS_EXT_GETCHGREQ_V5"), ("DRSUAPI_SUPPORTED_EXTENSION_GET_MEMBERSHIPS2", "DRS_EXT_GETMEMBERSHIPS2"), ("DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V6", "DRS_EXT_GETCHGREQ_V6"), ("DRSUAPI_SUPPORTED_EXTENSION_NONDOMAIN_NCS", "DRS_EXT_NONDOMAIN_NCS"), ("DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8", "DRS_EXT_GETCHGREQ_V8"), ("DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V5", "DRS_EXT_GETCHGREPLY_V5"), ("DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V6", "DRS_EXT_GETCHGREPLY_V6"), ("DRSUAPI_SUPPORTED_EXTENSION_ADDENTRYREPLY_V3", "DRS_EXT_WHISTLER_BETA3"), ("DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V7", "DRS_EXT_WHISTLER_BETA3"), ("DRSUAPI_SUPPORTED_EXTENSION_VERIFY_OBJECT", "DRS_EXT_WHISTLER_BETA3"), ("DRSUAPI_SUPPORTED_EXTENSION_XPRESS_COMPRESS", "DRS_EXT_W2K3_DEFLATE"), ("DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V10", "DRS_EXT_GETCHGREQ_V10"), ("DRSUAPI_SUPPORTED_EXTENSION_RESERVED_PART2", "DRS_EXT_RESERVED_FOR_WIN2K_OR_DOTNET_PART2"), ("DRSUAPI_SUPPORTED_EXTENSION_RESERVED_PART3", "DRS_EXT_RESERVED_FOR_WIN2K_OR_DOTNET_PART3") ] optmap_ext = [ ("DRSUAPI_SUPPORTED_EXTENSION_ADAM", "DRS_EXT_ADAM"), ("DRSUAPI_SUPPORTED_EXTENSION_LH_BETA2", "DRS_EXT_LH_BETA2"), ("DRSUAPI_SUPPORTED_EXTENSION_RECYCLE_BIN", "DRS_EXT_RECYCLE_BIN")] self.message("Bind to %s succeeded." % DC) self.message("Extensions supported:") for (opt, str) in optmap: optval = getattr(drsuapi, opt, 0) if info.info.supported_extensions & optval: yesno = "Yes" else: yesno = "No " self.message(" %-60s: %s (%s)" % (opt, yesno, str)) if isinstance(info.info, drsuapi.DsBindInfo48): self.message("\nExtended Extensions supported:") for (opt, str) in optmap_ext: optval = getattr(drsuapi, opt, 0) if info.info.supported_extensions_ext & optval: yesno = "Yes" else: yesno = "No " self.message(" %-60s: %s (%s)" % (opt, yesno, str)) self.message("\nSite GUID: %s" % info.info.site_guid) self.message("Repl epoch: %u" % info.info.repl_epoch) if isinstance(info.info, drsuapi.DsBindInfo48): self.message("Forest GUID: %s" % info.info.config_dn_guid) class cmd_drs_options(Command): """Query or change 'options' for NTDS Settings object of a Domain Controller.""" synopsis = "%prog [<DC>] [options]" takes_optiongroups = { "sambaopts": options.SambaOptions, "versionopts": options.VersionOptions, "credopts": options.CredentialsOptions, } takes_args = ["DC?"] takes_options = [ Option("--dsa-option", help="DSA option to enable/disable", type="str", metavar="{+|-}IS_GC | {+|-}DISABLE_INBOUND_REPL | {+|-}DISABLE_OUTBOUND_REPL | {+|-}DISABLE_NTDSCONN_XLATE"), ] option_map = {"IS_GC": 0x00000001, "DISABLE_INBOUND_REPL": 0x00000002, "DISABLE_OUTBOUND_REPL": 0x00000004, "DISABLE_NTDSCONN_XLATE": 0x00000008} def run(self, DC=None, dsa_option=None, sambaopts=None, credopts=None, versionopts=None): self.lp = sambaopts.get_loadparm() if DC is None: DC = common.netcmd_dnsname(self.lp) self.server = DC self.creds = credopts.get_credentials(self.lp, fallback_machine=True) samdb_connect(self) ntds_dn = self.samdb.get_dsServiceName() res = self.samdb.search(base=ntds_dn, scope=ldb.SCOPE_BASE, attrs=["options"]) dsa_opts = int(res[0]["options"][0]) # print out current DSA options cur_opts = [x for x in self.option_map if self.option_map[x] & dsa_opts] self.message("Current DSA options: " + ", ".join(cur_opts)) # modify options if dsa_option: if dsa_option[:1] not in ("+", "-"): raise CommandError("Unknown option %s" % dsa_option) flag = dsa_option[1:] if flag not in self.option_map.keys(): raise CommandError("Unknown option %s" % dsa_option) if dsa_option[:1] == "+": dsa_opts |= self.option_map[flag] else: dsa_opts &= ~self.option_map[flag] # save new options m = ldb.Message() m.dn = ldb.Dn(self.samdb, ntds_dn) m["options"] = ldb.MessageElement(str(dsa_opts), ldb.FLAG_MOD_REPLACE, "options") self.samdb.modify(m) # print out new DSA options cur_opts = [x for x in self.option_map if self.option_map[x] & dsa_opts] self.message("New DSA options: " + ", ".join(cur_opts)) class cmd_drs_clone_dc_database(Command): """Replicate an initial clone of domain, but DO NOT JOIN it.""" synopsis = "%prog <dnsdomain> [options]" takes_optiongroups = { "sambaopts": options.SambaOptions, "versionopts": options.VersionOptions, "credopts": options.CredentialsOptions, } takes_options = [ Option("--server", help="DC to join", type=str), Option("--targetdir", help="where to store provision (required)", type=str), Option("-q", "--quiet", help="Be quiet", action="store_true"), Option("--include-secrets", help="Also replicate secret values", action="store_true"), Option("--backend-store", type="choice", metavar="BACKENDSTORE", choices=["tdb", "mdb"], help="Specify the database backend to be used " "(default is %s)" % get_default_backend_store()), Option("--backend-store-size", type="bytes", metavar="SIZE", help="Specify the size of the backend database, currently" + "only supported by lmdb backends (default is 8 Gb).") ] takes_args = ["domain"] def run(self, domain, sambaopts=None, credopts=None, versionopts=None, server=None, targetdir=None, quiet=False, verbose=False, include_secrets=False, backend_store=None, backend_store_size=None): lp = sambaopts.get_loadparm() creds = credopts.get_credentials(lp) logger = self.get_logger(verbose=verbose, quiet=quiet) if targetdir is None: raise CommandError("--targetdir option must be specified") join_clone(logger=logger, server=server, creds=creds, lp=lp, domain=domain, dns_backend='SAMBA_INTERNAL', targetdir=targetdir, include_secrets=include_secrets, backend_store=backend_store, backend_store_size=backend_store_size) class cmd_drs_uptodateness(Command): """Show uptodateness status""" synopsis = "%prog [options]" takes_optiongroups = { "sambaopts": options.SambaOptions, "versionopts": options.VersionOptions, "credopts": options.CredentialsOptions, } takes_options = [ Option("-H", "--URL", metavar="URL", dest="H", help="LDB URL for database or target server"), Option("-p", "--partition", help="restrict to this partition"), Option("--json", action='store_true', help="Print data in json format"), Option("--maximum", action='store_true', help="Print maximum out-of-date-ness only"), Option("--median", action='store_true', help="Print median out-of-date-ness only"), Option("--full", action='store_true', help="Print full out-of-date-ness data"), ] def format_as_json(self, partitions_summaries): return json.dumps(partitions_summaries, indent=2) def format_as_text(self, partitions_summaries): lines = [] for part_name, summary in partitions_summaries.items(): items = ['%s: %s' % (k, v) for k, v in summary.items()] line = '%-15s %s' % (part_name, ' '.join(items)) lines.append(line) return '\n'.join(lines) def run(self, H=None, partition=None, json=False, maximum=False, median=False, full=False, sambaopts=None, credopts=None, versionopts=None, quiet=False, verbose=False): lp = sambaopts.get_loadparm() creds = credopts.get_credentials(lp, fallback_machine=True) local_kcc, dsas = get_kcc_and_dsas(H, lp, creds) samdb = local_kcc.samdb short_partitions, _ = get_partition_maps(samdb) if partition: if partition in short_partitions: part_dn = short_partitions[partition] # narrow down to specified partition only short_partitions = {partition: part_dn} else: raise CommandError("unknown partition %s" % partition) filters = [] if maximum: filters.append('maximum') if median: filters.append('median') partitions_distances = {} partitions_summaries = {} for part_name, part_dn in short_partitions.items(): utdv_edges = get_utdv_edges(local_kcc, dsas, part_dn, lp, creds) distances = get_utdv_distances(utdv_edges, dsas) summary = get_utdv_summary(distances, filters=filters) partitions_distances[part_name] = distances partitions_summaries[part_name] = summary if full: # always print json format output = self.format_as_json(partitions_distances) else: if json: output = self.format_as_json(partitions_summaries) else: output = self.format_as_text(partitions_summaries) print(output, file=self.outf) class cmd_drs(SuperCommand): """Directory Replication Services (DRS) management.""" subcommands = {} subcommands["bind"] = cmd_drs_bind() subcommands["kcc"] = cmd_drs_kcc() subcommands["replicate"] = cmd_drs_replicate() subcommands["showrepl"] = cmd_drs_showrepl() subcommands["options"] = cmd_drs_options() subcommands["clone-dc-database"] = cmd_drs_clone_dc_database() subcommands["uptodateness"] = cmd_drs_uptodateness()