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libnet_become_dc.c
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/*
Unix SMB/CIFS implementation.
Copyright (C) Stefan Metzmacher <[email protected]> 2006
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/>.
*/
#include "includes.h"
#include "libnet/libnet.h"
#include "libcli/composite/composite.h"
#include "libcli/cldap/cldap.h"
#include <ldb.h>
#include <ldb_errors.h>
#include "ldb_wrap.h"
#include "dsdb/samdb/samdb.h"
#include "../libds/common/flags.h"
#include "librpc/gen_ndr/ndr_drsuapi_c.h"
#include "libcli/security/security.h"
#include "librpc/gen_ndr/ndr_misc.h"
#include "librpc/gen_ndr/ndr_security.h"
#include "librpc/gen_ndr/ndr_nbt.h"
#include "librpc/gen_ndr/ndr_drsuapi.h"
#include "auth/gensec/gensec.h"
#include "param/param.h"
#include "lib/tsocket/tsocket.h"
/*****************************************************************************
* Windows 2003 (w2k3) does the following steps when changing the server role
* from domain member to domain controller
*
* We mostly do the same.
*****************************************************************************/
/*
* lookup DC:
* - using nbt name<1C> request and a samlogon mailslot request
* or
* - using a DNS SRV _ldap._tcp.dc._msdcs. request and a CLDAP netlogon request
*
* see: becomeDC_recv_cldap() and becomeDC_send_cldap()
*/
/*
* Open 1st LDAP connection to the DC using admin credentials
*
* see: becomeDC_connect_ldap1() and becomeDC_ldap_connect()
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_rootdse()
*
* Request:
* basedn: ""
* scope: base
* filter: (objectClass=*)
* attrs: *
* Result:
* ""
* currentTime: 20061202155100.0Z
* subschemaSubentry: CN=Aggregate,CN=Schema,CN=Configuration,<domain_partition>
* dsServiceName: CN=<netbios_name>,CN=Servers,CN=<site_name>,CN=Sites,CN=Configuration,<domain_partition>
* namingContexts: <domain_partition>
* CN=Configuration,<domain_partition>
* CN=Schema,CN=Configuration,<domain_partition>
* defaultNamingContext: <domain_partition>
* schemaNamingContext: CN=Schema,CN=Configuration,<domain_partition>
* configurationNamingContext:CN=Configuration,<domain_partition>
* rootDomainNamingContext:<domain_partition>
* supportedControl: ...
* supportedLDAPVersion: 3
* 2
* supportedLDAPPolicies: ...
* highestCommittedUSN: ...
* supportedSASLMechanisms:GSSAPI
* GSS-SPNEGO
* EXTERNAL
* DIGEST-MD5
* dnsHostName: <dns_host_name>
* ldapServiceName: <domain_dns_name>:<netbios_name>$@<REALM>
* serverName: CN=Servers,CN=<site_name>,CN=Sites,CN=Configuration,<domain_partition>
* supportedCapabilities: ...
* isSyncronized: TRUE
* isGlobalCatalogReady: TRUE
* domainFunctionality: 0
* forestFunctionality: 0
* domainControllerFunctionality: 2
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_crossref_behavior_version()
*
* Request:
* basedn: CN=Configuration,<domain_partition>
* scope: one
* filter: (cn=Partitions)
* attrs: msDS-Behavior-Version
* Result:
* CN=Partitions,CN=Configuration,<domain_partition>
* msDS-Behavior-Version: 0
*/
/*
* LDAP search 1st LDAP connection:
*
* NOTE: this seems to be a bug! as the messageID of the LDAP message is corrupted!
*
* not implemented here
*
* Request:
* basedn: CN=Schema,CN=Configuration,<domain_partition>
* scope: one
* filter: (cn=Partitions)
* attrs: msDS-Behavior-Version
* Result:
* <none>
*
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_domain_behavior_version()
*
* Request:
* basedn: <domain_partition>
* scope: base
* filter: (objectClass=*)
* attrs: msDS-Behavior-Version
* Result:
* <domain_partition>
* msDS-Behavior-Version: 0
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_schema_object_version()
*
* Request:
* basedn: CN=Schema,CN=Configuration,<domain_partition>
* scope: base
* filter: (objectClass=*)
* attrs: objectVersion
* Result:
* CN=Schema,CN=Configuration,<domain_partition>
* objectVersion: 30
*/
/*
* LDAP search 1st LDAP connection:
*
* not implemented, because the information is already there
*
* Request:
* basedn: ""
* scope: base
* filter: (objectClass=*)
* attrs: defaultNamingContext
* dnsHostName
* Result:
* ""
* defaultNamingContext: <domain_partition>
* dnsHostName: <dns_host_name>
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_infrastructure_fsmo()
*
* Request:
* basedn: <WKGUID=2fbac1870ade11d297c400c04fd8d5cd,domain_partition>
* scope: base
* filter: (objectClass=*)
* attrs: 1.1
* Result:
* CN=Infrastructure,<domain_partition>
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_w2k3_update_revision()
*
* Request:
* basedn: CN=Windows2003Update,CN=DomainUpdates,CN=System,<domain_partition>
* scope: base
* filter: (objectClass=*)
* attrs: revision
* Result:
* CN=Windows2003Update,CN=DomainUpdates,CN=System,<domain_partition>
* revision: 8
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_infrastructure_fsmo()
*
* Request:
* basedn: CN=Infrastructure,<domain_partition>
* scope: base
* filter: (objectClass=*)
* attrs: fSMORoleOwner
* Result:
* CN=Infrastructure,<domain_partition>
* fSMORoleOwner: CN=NTDS Settings,<infrastructure_fsmo_server_object>
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_infrastructure_fsmo()
*
* Request:
* basedn: <infrastructure_fsmo_server_object>
* scope: base
* filter: (objectClass=*)
* attrs: dnsHostName
* Result:
* <infrastructure_fsmo_server_object>
* dnsHostName: <dns_host_name>
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_infrastructure_fsmo()
*
* Request:
* basedn: CN=NTDS Settings,<infrastructure_fsmo_server_object>
* scope: base
* filter: (objectClass=*)
* attrs: objectGUID
* Result:
* CN=NTDS Settings,<infrastructure_fsmo_server_object>
* objectGUID: <object_guid>
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_rid_manager_fsmo()
*
* Request:
* basedn: <domain_partition>
* scope: base
* filter: (objectClass=*)
* attrs: rIDManagerReference
* Result:
* <domain_partition>
* rIDManagerReference: CN=RID Manager$,CN=System,<domain_partition>
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_rid_manager_fsmo()
*
* Request:
* basedn: CN=RID Manager$,CN=System,<domain_partition>
* scope: base
* filter: (objectClass=*)
* attrs: fSMORoleOwner
* Result:
* CN=Infrastructure,<domain_partition>
* fSMORoleOwner: CN=NTDS Settings,<rid_manager_fsmo_server_object>
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_rid_manager_fsmo()
*
* Request:
* basedn: <rid_manager_fsmo_server_object>
* scope: base
* filter: (objectClass=*)
* attrs: dnsHostName
* Result:
* <rid_manager_fsmo_server_object>
* dnsHostName: <dns_host_name>
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_rid_manager_fsmo()
*
* Request:
* basedn: CN=NTDS Settings,<rid_manager_fsmo_server_object>
* scope: base
* filter: (objectClass=*)
* attrs: msDs-ReplicationEpoch
* Result:
* CN=NTDS Settings,<rid_manager_fsmo_server_object>
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_site_object()
*
* Request:
* basedn: CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
* scope: base
* filter: (objectClass=*)
* attrs:
* Result:
* CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
* objectClass: top
* site
* cn: <new_dc_site_name>
* distinguishedName:CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
* instanceType: 4
* whenCreated: ...
* whenChanged: ...
* uSNCreated: ...
* uSNChanged: ...
* showInAdvancedViewOnly: TRUE
* name: <new_dc_site_name>
* objectGUID: <object_guid>
* systemFlags: 1107296256 <0x42000000>
* objectCategory: CN=Site,CN=Schema,CN=Configuration,<domain_partition>
*/
/***************************************************************
* Add this stage we call the check_options() callback function
* of the caller, to see if he wants us to continue
*
* see: becomeDC_check_options()
***************************************************************/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_computer_object()
*
* Request:
* basedn: <domain_partition>
* scope: sub
* filter: (&(|(objectClass=user)(objectClass=computer))(sAMAccountName=<new_dc_account_name>))
* attrs: distinguishedName
* userAccountControl
* Result:
* CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
* distinguishedName: CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
* userAccoountControl: 4096 <0x1000>
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_server_object_1()
*
* Request:
* basedn: CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
* scope: base
* filter: (objectClass=*)
* attrs:
* Result:
* <noSuchObject>
* <matchedDN:CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>>
*/
/*
* LDAP search 1st LDAP connection:
*
* see: becomeDC_ldap1_server_object_2()
*
* Request:
* basedn: CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
* scope: base
* filter: (objectClass=*)
* attrs: serverReferenceBL
* typesOnly: TRUE!!!
* Result:
* CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
*/
/*
* LDAP add 1st LDAP connection:
*
* see: becomeDC_ldap1_server_object_add()
*
* Request:
* CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
* objectClass: server
* systemFlags: 50000000 <0x2FAF080>
* serverReference:CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
* Result:
* <success>
*/
/*
* LDAP search 1st LDAP connection:
*
* not implemented, maybe we can add that later
*
* Request:
* basedn: CN=NTDS Settings,CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>
* scope: base
* filter: (objectClass=*)
* attrs:
* Result:
* <noSuchObject>
* <matchedDN:CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>>
*/
/*
* LDAP search 1st LDAP connection:
*
* not implemented because it gives no new information
*
* Request:
* basedn: CN=Partitions,CN=Configuration,<domain_partition>
* scope: sub
* filter: (nCName=<domain_partition>)
* attrs: nCName
* dnsRoot
* controls: LDAP_SERVER_EXTENDED_DN_OID:critical=false
* Result:
* <GUID=<hex_guid>>;CN=<domain_netbios_name>,CN=Partitions,<domain_partition>>
* nCName: <GUID=<hex_guid>>;<SID=<hex_sid>>;<domain_partition>>
* dnsRoot: <domain_dns_name>
*/
/*
* LDAP modify 1st LDAP connection:
*
* see: becomeDC_ldap1_server_object_modify()
*
* Request (add):
* CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>>
* serverReference:CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
* Result:
* <attributeOrValueExist>
*/
/*
* LDAP modify 1st LDAP connection:
*
* see: becomeDC_ldap1_server_object_modify()
*
* Request (replace):
* CN=<new_dc_netbios_name>,CN=Servers,CN=<new_dc_site_name>,CN=Sites,CN=Configuration,<domain_partition>>
* serverReference:CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
* Result:
* <success>
*/
/*
* Open 1st DRSUAPI connection to the DC using admin credentials
* DsBind with DRSUAPI_DS_BIND_GUID_W2K3 ("6afab99c-6e26-464a-975f-f58f105218bc")
* (w2k3 does 2 DsBind() calls here..., where is first is unused and contains garbage at the end)
*
* see: becomeDC_drsuapi_connect_send(), becomeDC_drsuapi1_connect_recv(),
* becomeDC_drsuapi_bind_send(), becomeDC_drsuapi_bind_recv() and becomeDC_drsuapi1_bind_recv()
*/
/*
* DsAddEntry to create the CN=NTDS Settings,CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name, ...
* on the 1st DRSUAPI connection
*
* see: becomeDC_drsuapi1_add_entry_send() and becomeDC_drsuapi1_add_entry_recv()
*/
/***************************************************************
* Add this stage we call the prepare_db() callback function
* of the caller, to see if he wants us to continue
*
* see: becomeDC_prepare_db()
***************************************************************/
/*
* Open 2nd and 3rd DRSUAPI connection to the DC using admin credentials
* - a DsBind with DRSUAPI_DS_BIND_GUID_W2K3 ("6afab99c-6e26-464a-975f-f58f105218bc")
* on the 2nd connection
*
* see: becomeDC_drsuapi_connect_send(), becomeDC_drsuapi2_connect_recv(),
* becomeDC_drsuapi_bind_send(), becomeDC_drsuapi_bind_recv(), becomeDC_drsuapi2_bind_recv()
* and becomeDC_drsuapi3_connect_recv()
*/
/*
* replicate CN=Schema,CN=Configuration,...
* on the 3rd DRSUAPI connection and the bind_handle from the 2nd connection
*
* see: becomeDC_drsuapi_pull_partition_send(), becomeDC_drsuapi_pull_partition_recv(),
* becomeDC_drsuapi3_pull_schema_send() and becomeDC_drsuapi3_pull_schema_recv()
*
***************************************************************
* Add this stage we call the schema_chunk() callback function
* for each replication message
***************************************************************/
/*
* replicate CN=Configuration,...
* on the 3rd DRSUAPI connection and the bind_handle from the 2nd connection
*
* see: becomeDC_drsuapi_pull_partition_send(), becomeDC_drsuapi_pull_partition_recv(),
* becomeDC_drsuapi3_pull_config_send() and becomeDC_drsuapi3_pull_config_recv()
*
***************************************************************
* Add this stage we call the config_chunk() callback function
* for each replication message
***************************************************************/
/*
* LDAP unbind on the 1st LDAP connection
*
* not implemented, because it's not needed...
*/
/*
* Open 2nd LDAP connection to the DC using admin credentials
*
* see: becomeDC_connect_ldap2() and becomeDC_ldap_connect()
*/
/*
* LDAP search 2nd LDAP connection:
*
* not implemented because it gives no new information
* same as becomeDC_ldap1_computer_object()
*
* Request:
* basedn: <domain_partition>
* scope: sub
* filter: (&(|(objectClass=user)(objectClass=computer))(sAMAccountName=<new_dc_account_name>))
* attrs: distinguishedName
* userAccountControl
* Result:
* CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
* distinguishedName: CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
* userAccoountControl: 4096 <0x00001000>
*/
/*
* LDAP search 2nd LDAP connection:
*
* not implemented because it gives no new information
* same as becomeDC_ldap1_computer_object()
*
* Request:
* basedn: CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
* scope: base
* filter: (objectClass=*)
* attrs: userAccountControl
* Result:
* CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
* userAccoountControl: 4096 <0x00001000>
*/
/*
* LDAP modify 2nd LDAP connection:
*
* see: becomeDC_ldap2_modify_computer()
*
* Request (replace):
* CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
* userAccoountControl: 532480 <0x82000>
* Result:
* <success>
*/
/*
* LDAP search 2nd LDAP connection:
*
* see: becomeDC_ldap2_move_computer()
*
* Request:
* basedn: <WKGUID=2fbac1870ade11d297c400c04fd8d5cd,<domain_partition>>
* scope: base
* filter: (objectClass=*)
* attrs: 1.1
* Result:
* CN=Domain Controllers,<domain_partition>
*/
/*
* LDAP search 2nd LDAP connection:
*
* not implemented because it gives no new information
*
* Request:
* basedn: CN=Domain Controllers,<domain_partition>
* scope: base
* filter: (objectClass=*)
* attrs: distinguishedName
* Result:
* CN=Domain Controller,<domain_partition>
* distinguishedName: CN=Domain Controllers,<domain_partition>
*/
/*
* LDAP modifyRDN 2nd LDAP connection:
*
* see: becomeDC_ldap2_move_computer()
*
* Request:
* entry: CN=<new_dc_netbios_name>,CN=Computers,<domain_partition>
* newrdn: CN=<new_dc_netbios_name>
* deleteoldrdn: TRUE
* newparent: CN=Domain Controllers,<domain_partition>
* Result:
* <success>
*/
/*
* LDAP unbind on the 2nd LDAP connection
*
* not implemented, because it's not needed...
*/
/*
* replicate Domain Partition
* on the 3rd DRSUAPI connection and the bind_handle from the 2nd connection
*
* see: becomeDC_drsuapi_pull_partition_send(), becomeDC_drsuapi_pull_partition_recv(),
* becomeDC_drsuapi3_pull_domain_send() and becomeDC_drsuapi3_pull_domain_recv()
*
***************************************************************
* Add this stage we call the domain_chunk() callback function
* for each replication message
***************************************************************/
/* call DsReplicaUpdateRefs() for all partitions like this:
* req1: struct drsuapi_DsReplicaUpdateRefsRequest1
*
* naming_context: struct drsuapi_DsReplicaObjectIdentifier
* __ndr_size : 0x000000ae (174)
* __ndr_size_sid : 0x00000000 (0)
* guid : 00000000-0000-0000-0000-000000000000
* sid : S-0-0
* dn : 'CN=Schema,CN=Configuration,DC=w2k3,DC=vmnet1,DC=vm,DC=base'
*
* dest_dsa_dns_name : '4a0df188-a0b8-47ea-bbe5-e614723f16dd._msdcs.w2k3.vmnet1.vm.base'
* dest_dsa_guid : 4a0df188-a0b8-47ea-bbe5-e614723f16dd
* options : 0x0000001c (28)
* 0: DRSUAPI_DS_REPLICA_UPDATE_ASYNCHRONOUS_OPERATION
* 0: DRSUAPI_DS_REPLICA_UPDATE_WRITEABLE
* 1: DRSUAPI_DS_REPLICA_UPDATE_ADD_REFERENCE
* 1: DRSUAPI_DS_REPLICA_UPDATE_DELETE_REFERENCE
* 1: DRSUAPI_DS_REPLICA_UPDATE_0x00000010
*
* 4a0df188-a0b8-47ea-bbe5-e614723f16dd is the objectGUID the DsAddEntry() returned for the
* CN=NTDS Settings,CN=<machine_name>,CN=Servers,CN=Default-First-Site-Name, ...
* on the 2nd!!! DRSUAPI connection
*
* see: becomeDC_drsuapi_update_refs_send(), becomeDC_drsuapi2_update_refs_schema_recv(),
* becomeDC_drsuapi2_update_refs_config_recv() and becomeDC_drsuapi2_update_refs_domain_recv()
*/
/*
* Windows does opens the 4th and 5th DRSUAPI connection...
* and does a DsBind() with the objectGUID from DsAddEntry() as bind_guid
* on the 4th connection
*
* and then 2 full replications of the domain partition on the 5th connection
* with the bind_handle from the 4th connection
*
* not implemented because it gives no new information
*/
struct libnet_BecomeDC_state {
struct composite_context *creq;
struct libnet_context *libnet;
struct dom_sid zero_sid;
struct {
struct cldap_socket *sock;
struct cldap_netlogon io;
struct NETLOGON_SAM_LOGON_RESPONSE_EX netlogon;
} cldap;
struct becomeDC_ldap {
struct ldb_context *ldb;
const struct ldb_message *rootdse;
} ldap1, ldap2;
struct becomeDC_drsuapi {
struct libnet_BecomeDC_state *s;
struct dcerpc_binding *binding;
struct dcerpc_pipe *pipe;
struct dcerpc_binding_handle *drsuapi_handle;
DATA_BLOB gensec_skey;
struct drsuapi_DsBind bind_r;
struct GUID bind_guid;
struct drsuapi_DsBindInfoCtr bind_info_ctr;
struct drsuapi_DsBindInfo28 local_info28;
struct drsuapi_DsBindInfo28 remote_info28;
struct policy_handle bind_handle;
} drsuapi1, drsuapi2, drsuapi3;
void *ndr_struct_ptr;
struct libnet_BecomeDC_Domain domain;
struct libnet_BecomeDC_Forest forest;
struct libnet_BecomeDC_SourceDSA source_dsa;
struct libnet_BecomeDC_DestDSA dest_dsa;
struct libnet_BecomeDC_Partition schema_part, config_part, domain_part;
struct becomeDC_fsmo {
const char *dns_name;
const char *server_dn_str;
const char *ntds_dn_str;
struct GUID ntds_guid;
} infrastructure_fsmo;
struct becomeDC_fsmo rid_manager_fsmo;
struct libnet_BecomeDC_CheckOptions _co;
struct libnet_BecomeDC_PrepareDB _pp;
struct libnet_BecomeDC_StoreChunk _sc;
struct libnet_BecomeDC_Callbacks callbacks;
bool rodc_join;
bool critical_only;
};
static int32_t get_dc_function_level(struct loadparm_context *lp_ctx)
{
/* per default we are (Windows) 2008 R2 compatible */
return lpcfg_parm_int(lp_ctx, NULL, "ads", "dc function level",
DS_DOMAIN_FUNCTION_2008_R2);
}
static void becomeDC_recv_cldap(struct tevent_req *req);
static void becomeDC_send_cldap(struct libnet_BecomeDC_state *s)
{
struct composite_context *c = s->creq;
struct tevent_req *req;
struct tsocket_address *dest_address;
int ret;
s->cldap.io.in.dest_address = NULL;
s->cldap.io.in.dest_port = 0;
s->cldap.io.in.realm = s->domain.dns_name;
s->cldap.io.in.host = s->dest_dsa.netbios_name;
s->cldap.io.in.user = NULL;
s->cldap.io.in.domain_guid = NULL;
s->cldap.io.in.domain_sid = NULL;
s->cldap.io.in.acct_control = -1;
s->cldap.io.in.version = NETLOGON_NT_VERSION_5 | NETLOGON_NT_VERSION_5EX;
s->cldap.io.in.map_response = true;
ret = tsocket_address_inet_from_strings(s, "ip",
s->source_dsa.address,
lpcfg_cldap_port(s->libnet->lp_ctx),
&dest_address);
if (ret != 0) {
c->status = map_nt_error_from_unix_common(errno);
if (!composite_is_ok(c)) return;
}
c->status = cldap_socket_init(s, NULL, dest_address, &s->cldap.sock);
if (!composite_is_ok(c)) return;
req = cldap_netlogon_send(s, s->libnet->event_ctx,
s->cldap.sock, &s->cldap.io);
if (composite_nomem(req, c)) return;
tevent_req_set_callback(req, becomeDC_recv_cldap, s);
}
static void becomeDC_connect_ldap1(struct libnet_BecomeDC_state *s);
static void becomeDC_recv_cldap(struct tevent_req *req)
{
struct libnet_BecomeDC_state *s = tevent_req_callback_data(req,
struct libnet_BecomeDC_state);
struct composite_context *c = s->creq;
c->status = cldap_netlogon_recv(req, s, &s->cldap.io);
talloc_free(req);
if (!composite_is_ok(c)) {
DEBUG(0,("Failed to send, receive or parse CLDAP reply from server %s for our host %s: %s\n",
s->cldap.io.in.dest_address,
s->cldap.io.in.host,
nt_errstr(c->status)));
return;
}
s->cldap.netlogon = s->cldap.io.out.netlogon.data.nt5_ex;
s->domain.dns_name = s->cldap.netlogon.dns_domain;
s->domain.netbios_name = s->cldap.netlogon.domain_name;
s->domain.guid = s->cldap.netlogon.domain_uuid;
s->forest.dns_name = s->cldap.netlogon.forest;
s->source_dsa.dns_name = s->cldap.netlogon.pdc_dns_name;
s->source_dsa.netbios_name = s->cldap.netlogon.pdc_name;
s->source_dsa.site_name = s->cldap.netlogon.server_site;
s->dest_dsa.site_name = s->cldap.netlogon.client_site;
DEBUG(0,("CLDAP response: forest=%s dns=%s netbios=%s server_site=%s client_site=%s\n",
s->forest.dns_name, s->domain.dns_name, s->domain.netbios_name,
s->source_dsa.site_name, s->dest_dsa.site_name));
if (!s->dest_dsa.site_name || strcmp(s->dest_dsa.site_name, "") == 0) {
DEBUG(0,("Got empty client site - using server site name %s\n",
s->source_dsa.site_name));
s->dest_dsa.site_name = s->source_dsa.site_name;
}
becomeDC_connect_ldap1(s);
}
static NTSTATUS becomeDC_ldap_connect(struct libnet_BecomeDC_state *s,
struct becomeDC_ldap *ldap)
{
char *url;
url = talloc_asprintf(s, "ldap://%s/", s->source_dsa.dns_name);
NT_STATUS_HAVE_NO_MEMORY(url);
ldap->ldb = ldb_wrap_connect(s, s->libnet->event_ctx, s->libnet->lp_ctx, url,
NULL,
s->libnet->cred,
0);
talloc_free(url);
if (ldap->ldb == NULL) {
return NT_STATUS_UNEXPECTED_NETWORK_ERROR;
}
return NT_STATUS_OK;
}
static NTSTATUS becomeDC_ldap1_rootdse(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_result *r;
struct ldb_dn *basedn;
static const char *attrs[] = {
"*",
NULL
};
basedn = ldb_dn_new(s, s->ldap1.ldb, NULL);
NT_STATUS_HAVE_NO_MEMORY(basedn);
ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE, attrs,
"(objectClass=*)");
talloc_free(basedn);
if (ret != LDB_SUCCESS) {
return NT_STATUS_LDAP(ret);
} else if (r->count != 1) {
talloc_free(r);
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
s->ldap1.rootdse = r->msgs[0];
s->domain.dn_str = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "defaultNamingContext", NULL);
if (!s->domain.dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
s->forest.root_dn_str = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "rootDomainNamingContext", NULL);
if (!s->forest.root_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
s->forest.config_dn_str = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "configurationNamingContext", NULL);
if (!s->forest.config_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
s->forest.schema_dn_str = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "schemaNamingContext", NULL);
if (!s->forest.schema_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
s->source_dsa.server_dn_str = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "serverName", NULL);
if (!s->source_dsa.server_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
s->source_dsa.ntds_dn_str = ldb_msg_find_attr_as_string(s->ldap1.rootdse, "dsServiceName", NULL);
if (!s->source_dsa.ntds_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
return NT_STATUS_OK;
}
static NTSTATUS becomeDC_ldap1_crossref_behavior_version(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_result *r;
struct ldb_dn *basedn;
static const char *attrs[] = {
"msDs-Behavior-Version",
NULL
};
basedn = ldb_dn_new(s, s->ldap1.ldb, s->forest.config_dn_str);
NT_STATUS_HAVE_NO_MEMORY(basedn);
ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_ONELEVEL, attrs,
"(cn=Partitions)");
talloc_free(basedn);
if (ret != LDB_SUCCESS) {
return NT_STATUS_LDAP(ret);
} else if (r->count != 1) {
talloc_free(r);
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
s->forest.crossref_behavior_version = ldb_msg_find_attr_as_uint(r->msgs[0], "msDs-Behavior-Version", 0);
if (s->forest.crossref_behavior_version >
get_dc_function_level(s->libnet->lp_ctx)) {
talloc_free(r);
DEBUG(0,("The servers function level %u is above 'ads:dc function level' of %u\n",
s->forest.crossref_behavior_version,
get_dc_function_level(s->libnet->lp_ctx)));
return NT_STATUS_NOT_SUPPORTED;
}
talloc_free(r);
return NT_STATUS_OK;
}
static NTSTATUS becomeDC_ldap1_domain_behavior_version(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_result *r;
struct ldb_dn *basedn;
static const char *attrs[] = {
"msDs-Behavior-Version",
NULL
};
basedn = ldb_dn_new(s, s->ldap1.ldb, s->domain.dn_str);
NT_STATUS_HAVE_NO_MEMORY(basedn);
ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE, attrs,
"(objectClass=*)");
talloc_free(basedn);
if (ret != LDB_SUCCESS) {
return NT_STATUS_LDAP(ret);
} else if (r->count != 1) {
talloc_free(r);
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
s->domain.behavior_version = ldb_msg_find_attr_as_uint(r->msgs[0], "msDs-Behavior-Version", 0);
if (s->domain.behavior_version >
get_dc_function_level(s->libnet->lp_ctx)) {
talloc_free(r);
DEBUG(0,("The servers function level %u is above 'ads:dc function level' of %u\n",
s->forest.crossref_behavior_version,
get_dc_function_level(s->libnet->lp_ctx)));
return NT_STATUS_NOT_SUPPORTED;
}
talloc_free(r);
return NT_STATUS_OK;
}
static NTSTATUS becomeDC_ldap1_schema_object_version(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_result *r;
struct ldb_dn *basedn;
static const char *attrs[] = {
"objectVersion",
NULL
};
basedn = ldb_dn_new(s, s->ldap1.ldb, s->forest.schema_dn_str);
NT_STATUS_HAVE_NO_MEMORY(basedn);
ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE, attrs,
"(objectClass=*)");
talloc_free(basedn);
if (ret != LDB_SUCCESS) {
return NT_STATUS_LDAP(ret);
} else if (r->count != 1) {
talloc_free(r);
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
s->forest.schema_object_version = ldb_msg_find_attr_as_uint(r->msgs[0], "objectVersion", 0);
talloc_free(r);
return NT_STATUS_OK;
}
static NTSTATUS becomeDC_ldap1_w2k3_update_revision(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_result *r;
struct ldb_dn *basedn;
static const char *attrs[] = {