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Mini Shell
Mini Shell
# 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 relevant 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 relevant 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"),
]
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):
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()
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