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samba-mirror/source4/libnet/libnet_become_dc.c
Andrew Bartlett 0668f98d11 s4-libnet: Prepare libnet_BecomeDC for samdb_reference_dn() returning an extended DN 
Remote LDAP servers will not accept an extended DN with other components.

Andrew Bartlett
2012-08-14 15:37:22 +02:00

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/*
Unix SMB/CIFS implementation.
Copyright (C) Stefan Metzmacher <metze@samba.org> 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: ...
* highestCommitedUSN: ...
* 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[] = {
"revision",
NULL
};
basedn = ldb_dn_new_fmt(s, s->ldap1.ldb, "CN=Windows2003Update,CN=DomainUpdates,CN=System,%s",
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_ERR_NO_SUCH_OBJECT) {
/* w2k doesn't have this object */
s->domain.w2k3_update_revision = 0;
return NT_STATUS_OK;
} else 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.w2k3_update_revision = ldb_msg_find_attr_as_uint(r->msgs[0], "revision", 0);
talloc_free(r);
return NT_STATUS_OK;
}
static NTSTATUS becomeDC_ldap1_infrastructure_fsmo(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_result *r;
struct ldb_dn *basedn;
struct ldb_dn *ntds_dn;
struct ldb_dn *server_dn;
static const char *dns_attrs[] = {
"dnsHostName",
NULL
};
static const char *guid_attrs[] = {
"objectGUID",
NULL
};
ret = dsdb_wellknown_dn(s->ldap1.ldb, s,
ldb_get_default_basedn(s->ldap1.ldb),
DS_GUID_INFRASTRUCTURE_CONTAINER,
&basedn);
if (ret != LDB_SUCCESS) {
DEBUG(0,("Failed to get well known DN for DS_GUID_INFRASTRUCTURE_CONTAINER on %s: %s\n",
ldb_dn_get_linearized(ldb_get_default_basedn(s->ldap1.ldb)),
ldb_errstring(s->ldap1.ldb)));
return NT_STATUS_LDAP(ret);
}
ret = samdb_reference_dn(s->ldap1.ldb, s, basedn, "fSMORoleOwner", &ntds_dn);
if (ret != LDB_SUCCESS) {
DEBUG(0,("Failed to get reference DN from fsmoRoleOwner on %s: %s\n",
ldb_dn_get_linearized(basedn),
ldb_errstring(s->ldap1.ldb)));
talloc_free(basedn);
return NT_STATUS_LDAP(ret);
}
s->infrastructure_fsmo.ntds_dn_str = ldb_dn_get_linearized(ntds_dn);
NT_STATUS_HAVE_NO_MEMORY(s->infrastructure_fsmo.ntds_dn_str);
server_dn = ldb_dn_get_parent(s, ntds_dn);
NT_STATUS_HAVE_NO_MEMORY(server_dn);
s->infrastructure_fsmo.server_dn_str = ldb_dn_alloc_linearized(s, server_dn);
NT_STATUS_HAVE_NO_MEMORY(s->infrastructure_fsmo.server_dn_str);
ret = ldb_search(s->ldap1.ldb, s, &r, server_dn, LDB_SCOPE_BASE,
dns_attrs, "(objectClass=*)");
if (ret != LDB_SUCCESS) {
DEBUG(0,("Failed to get server DN %s: %s\n",
ldb_dn_get_linearized(server_dn),
ldb_errstring(s->ldap1.ldb)));
return NT_STATUS_LDAP(ret);
} else if (r->count != 1) {
talloc_free(r);
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
s->infrastructure_fsmo.dns_name = ldb_msg_find_attr_as_string(r->msgs[0], "dnsHostName", NULL);
if (!s->infrastructure_fsmo.dns_name) return NT_STATUS_INVALID_NETWORK_RESPONSE;
talloc_steal(s, s->infrastructure_fsmo.dns_name);
talloc_free(r);
ldb_dn_remove_extended_components(ntds_dn);
ret = ldb_search(s->ldap1.ldb, s, &r, ntds_dn, LDB_SCOPE_BASE,
guid_attrs, "(objectClass=*)");
if (ret != LDB_SUCCESS) {
DEBUG(0,("Failed to get NTDS Settings DN %s: %s\n",
ldb_dn_get_linearized(ntds_dn),
ldb_errstring(s->ldap1.ldb)));
return NT_STATUS_LDAP(ret);
} else if (r->count != 1) {
talloc_free(r);
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
s->infrastructure_fsmo.ntds_guid = samdb_result_guid(r->msgs[0], "objectGUID");
talloc_free(r);
return NT_STATUS_OK;
}
static NTSTATUS becomeDC_ldap1_rid_manager_fsmo(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_result *r;
struct ldb_dn *basedn;
const char *reference_dn_str;
struct ldb_dn *ntds_dn;
struct ldb_dn *server_dn;
static const char *rid_attrs[] = {
"rIDManagerReference",
NULL
};
static const char *fsmo_attrs[] = {
"fSMORoleOwner",
NULL
};
static const char *dns_attrs[] = {
"dnsHostName",
NULL
};
static const char *guid_attrs[] = {
"objectGUID",
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,
rid_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;
}
reference_dn_str = ldb_msg_find_attr_as_string(r->msgs[0], "rIDManagerReference", NULL);
if (!reference_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
basedn = ldb_dn_new(s, s->ldap1.ldb, reference_dn_str);
NT_STATUS_HAVE_NO_MEMORY(basedn);
talloc_free(r);
ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
fsmo_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->rid_manager_fsmo.ntds_dn_str = ldb_msg_find_attr_as_string(r->msgs[0], "fSMORoleOwner", NULL);
if (!s->rid_manager_fsmo.ntds_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
talloc_steal(s, s->rid_manager_fsmo.ntds_dn_str);
talloc_free(r);
ntds_dn = ldb_dn_new(s, s->ldap1.ldb, s->rid_manager_fsmo.ntds_dn_str);
NT_STATUS_HAVE_NO_MEMORY(ntds_dn);
server_dn = ldb_dn_get_parent(s, ntds_dn);
NT_STATUS_HAVE_NO_MEMORY(server_dn);
s->rid_manager_fsmo.server_dn_str = ldb_dn_alloc_linearized(s, server_dn);
NT_STATUS_HAVE_NO_MEMORY(s->rid_manager_fsmo.server_dn_str);
ret = ldb_search(s->ldap1.ldb, s, &r, server_dn, LDB_SCOPE_BASE,
dns_attrs, "(objectClass=*)");
if (ret != LDB_SUCCESS) {
return NT_STATUS_LDAP(ret);
} else if (r->count != 1) {
talloc_free(r);
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
s->rid_manager_fsmo.dns_name = ldb_msg_find_attr_as_string(r->msgs[0], "dnsHostName", NULL);
if (!s->rid_manager_fsmo.dns_name) return NT_STATUS_INVALID_NETWORK_RESPONSE;
talloc_steal(s, s->rid_manager_fsmo.dns_name);
talloc_free(r);
ret = ldb_search(s->ldap1.ldb, s, &r, ntds_dn, LDB_SCOPE_BASE,
guid_attrs, "(objectClass=*)");
if (ret != LDB_SUCCESS) {
return NT_STATUS_LDAP(ret);
} else if (r->count != 1) {
talloc_free(r);
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
s->rid_manager_fsmo.ntds_guid = samdb_result_guid(r->msgs[0], "objectGUID");
talloc_free(r);
return NT_STATUS_OK;
}
static NTSTATUS becomeDC_ldap1_site_object(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_result *r;
struct ldb_dn *basedn;
basedn = ldb_dn_new_fmt(s, s->ldap1.ldb, "CN=%s,CN=Sites,%s",
s->dest_dsa.site_name,
s->forest.config_dn_str);
NT_STATUS_HAVE_NO_MEMORY(basedn);
ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
NULL, "(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->dest_dsa.site_guid = samdb_result_guid(r->msgs[0], "objectGUID");
talloc_free(r);
return NT_STATUS_OK;
}
static NTSTATUS becomeDC_check_options(struct libnet_BecomeDC_state *s)
{
if (!s->callbacks.check_options) return NT_STATUS_OK;
s->_co.domain = &s->domain;
s->_co.forest = &s->forest;
s->_co.source_dsa = &s->source_dsa;
return s->callbacks.check_options(s->callbacks.private_data, &s->_co);
}
static NTSTATUS becomeDC_ldap1_computer_object(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_result *r;
struct ldb_dn *basedn;
static const char *attrs[] = {
"distinguishedName",
"userAccountControl",
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_SUBTREE, attrs,
"(&(|(objectClass=user)(objectClass=computer))(sAMAccountName=%s$))",
s->dest_dsa.netbios_name);
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->dest_dsa.computer_dn_str = ldb_msg_find_attr_as_string(r->msgs[0], "distinguishedName", NULL);
if (!s->dest_dsa.computer_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
talloc_steal(s, s->dest_dsa.computer_dn_str);
s->dest_dsa.user_account_control = ldb_msg_find_attr_as_uint(r->msgs[0], "userAccountControl", 0);
talloc_free(r);
return NT_STATUS_OK;
}
static NTSTATUS becomeDC_ldap1_server_object_1(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_result *r;
struct ldb_dn *basedn;
const char *server_reference_dn_str;
struct ldb_dn *server_reference_dn;
struct ldb_dn *computer_dn;
basedn = ldb_dn_new_fmt(s, s->ldap1.ldb, "CN=%s,CN=Servers,CN=%s,CN=Sites,%s",
s->dest_dsa.netbios_name,
s->dest_dsa.site_name,
s->forest.config_dn_str);
NT_STATUS_HAVE_NO_MEMORY(basedn);
ret = ldb_search(s->ldap1.ldb, s, &r, basedn, LDB_SCOPE_BASE,
NULL, "(objectClass=*)");
talloc_free(basedn);
if (ret == LDB_ERR_NO_SUCH_OBJECT) {
/* if the object doesn't exist, we'll create it later */
return NT_STATUS_OK;
} else if (ret != LDB_SUCCESS) {
return NT_STATUS_LDAP(ret);
} else if (r->count != 1) {
talloc_free(r);
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
server_reference_dn_str = ldb_msg_find_attr_as_string(r->msgs[0], "serverReference", NULL);
if (server_reference_dn_str) {
server_reference_dn = ldb_dn_new(r, s->ldap1.ldb, server_reference_dn_str);
NT_STATUS_HAVE_NO_MEMORY(server_reference_dn);
computer_dn = ldb_dn_new(r, s->ldap1.ldb, s->dest_dsa.computer_dn_str);
NT_STATUS_HAVE_NO_MEMORY(computer_dn);
/*
* if the server object belongs to another DC in another domain
* in the forest, we should not touch this object!
*/
if (ldb_dn_compare(computer_dn, server_reference_dn) != 0) {
talloc_free(r);
return NT_STATUS_OBJECT_NAME_COLLISION;
}
}
/* if the server object is already for the dest_dsa, then we don't need to create it */
s->dest_dsa.server_dn_str = ldb_msg_find_attr_as_string(r->msgs[0], "distinguishedName", NULL);
if (!s->dest_dsa.server_dn_str) return NT_STATUS_INVALID_NETWORK_RESPONSE;
talloc_steal(s, s->dest_dsa.server_dn_str);
talloc_free(r);
return NT_STATUS_OK;
}
static NTSTATUS becomeDC_ldap1_server_object_2(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_result *r;
struct ldb_dn *basedn;
const char *server_reference_bl_dn_str;
static const char *attrs[] = {
"serverReferenceBL",
NULL
};
/* if the server_dn_str has a valid value, we skip this lookup */
if (s->dest_dsa.server_dn_str) return NT_STATUS_OK;
basedn = ldb_dn_new(s, s->ldap1.ldb, s->dest_dsa.computer_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;
}
server_reference_bl_dn_str = ldb_msg_find_attr_as_string(r->msgs[0], "serverReferenceBL", NULL);
if (!server_reference_bl_dn_str) {
/* if no back link is present, we're done for this function */
talloc_free(r);
return NT_STATUS_OK;
}
/* if the server object is already for the dest_dsa, then we don't need to create it */
s->dest_dsa.server_dn_str = ldb_msg_find_attr_as_string(r->msgs[0], "serverReferenceBL", NULL);
if (s->dest_dsa.server_dn_str) {
/* if a back link is present, we know that the server object is present */
talloc_steal(s, s->dest_dsa.server_dn_str);
}
talloc_free(r);
return NT_STATUS_OK;
}
static NTSTATUS becomeDC_ldap1_server_object_add(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_message *msg;
char *server_dn_str;
/* if the server_dn_str has a valid value, we skip this lookup */
if (s->dest_dsa.server_dn_str) return NT_STATUS_OK;
msg = ldb_msg_new(s);
NT_STATUS_HAVE_NO_MEMORY(msg);
msg->dn = ldb_dn_new_fmt(msg, s->ldap1.ldb, "CN=%s,CN=Servers,CN=%s,CN=Sites,%s",
s->dest_dsa.netbios_name,
s->dest_dsa.site_name,
s->forest.config_dn_str);
NT_STATUS_HAVE_NO_MEMORY(msg->dn);
ret = ldb_msg_add_string(msg, "objectClass", "server");
if (ret != 0) {
talloc_free(msg);
return NT_STATUS_NO_MEMORY;
}
ret = ldb_msg_add_string(msg, "systemFlags", "50000000");
if (ret != 0) {
talloc_free(msg);
return NT_STATUS_NO_MEMORY;
}
ret = ldb_msg_add_string(msg, "serverReference", s->dest_dsa.computer_dn_str);
if (ret != 0) {
talloc_free(msg);
return NT_STATUS_NO_MEMORY;
}
server_dn_str = ldb_dn_alloc_linearized(s, msg->dn);
NT_STATUS_HAVE_NO_MEMORY(server_dn_str);
ret = ldb_add(s->ldap1.ldb, msg);
talloc_free(msg);
if (ret != LDB_SUCCESS) {
talloc_free(server_dn_str);
return NT_STATUS_LDAP(ret);
}
s->dest_dsa.server_dn_str = server_dn_str;
return NT_STATUS_OK;
}
static NTSTATUS becomeDC_ldap1_server_object_modify(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_message *msg;
unsigned int i;
/* make a 'modify' msg, and only for serverReference */
msg = ldb_msg_new(s);
NT_STATUS_HAVE_NO_MEMORY(msg);
msg->dn = ldb_dn_new(msg, s->ldap1.ldb, s->dest_dsa.server_dn_str);
NT_STATUS_HAVE_NO_MEMORY(msg->dn);
ret = ldb_msg_add_string(msg, "serverReference", s->dest_dsa.computer_dn_str);
if (ret != 0) {
talloc_free(msg);
return NT_STATUS_NO_MEMORY;
}
/* mark all the message elements (should be just one)
as LDB_FLAG_MOD_ADD */
for (i=0;i<msg->num_elements;i++) {
msg->elements[i].flags = LDB_FLAG_MOD_ADD;
}
ret = ldb_modify(s->ldap1.ldb, msg);
if (ret == LDB_SUCCESS) {
talloc_free(msg);
return NT_STATUS_OK;
} else if (ret == LDB_ERR_ATTRIBUTE_OR_VALUE_EXISTS) {
/* retry with LDB_FLAG_MOD_REPLACE */
} else {
talloc_free(msg);
return NT_STATUS_LDAP(ret);
}
/* mark all the message elements (should be just one)
as LDB_FLAG_MOD_REPLACE */
for (i=0;i<msg->num_elements;i++) {
msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
}
ret = ldb_modify(s->ldap1.ldb, msg);
talloc_free(msg);
if (ret != LDB_SUCCESS) {
return NT_STATUS_LDAP(ret);
}
return NT_STATUS_OK;
}
static void becomeDC_drsuapi_connect_send(struct libnet_BecomeDC_state *s,
struct becomeDC_drsuapi *drsuapi,
void (*recv_fn)(struct composite_context *req));
static void becomeDC_drsuapi1_connect_recv(struct composite_context *req);
static void becomeDC_connect_ldap2(struct libnet_BecomeDC_state *s);
static void becomeDC_connect_ldap1(struct libnet_BecomeDC_state *s)
{
struct composite_context *c = s->creq;
c->status = becomeDC_ldap_connect(s, &s->ldap1);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap1_rootdse(s);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap1_crossref_behavior_version(s);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap1_domain_behavior_version(s);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap1_schema_object_version(s);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap1_w2k3_update_revision(s);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap1_infrastructure_fsmo(s);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap1_rid_manager_fsmo(s);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap1_site_object(s);
if (!composite_is_ok(c)) return;
c->status = becomeDC_check_options(s);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap1_computer_object(s);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap1_server_object_1(s);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap1_server_object_2(s);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap1_server_object_add(s);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap1_server_object_modify(s);
if (!composite_is_ok(c)) return;
becomeDC_drsuapi_connect_send(s, &s->drsuapi1, becomeDC_drsuapi1_connect_recv);
}
static void becomeDC_drsuapi_connect_send(struct libnet_BecomeDC_state *s,
struct becomeDC_drsuapi *drsuapi,
void (*recv_fn)(struct composite_context *req))
{
struct composite_context *c = s->creq;
struct composite_context *creq;
char *binding_str;
drsuapi->s = s;
if (!drsuapi->binding) {
const char *krb5_str = "";
const char *print_str = "";
/*
* Note: Replication only works with Windows 2000 when 'krb5' is
* passed as auth_type here. If NTLMSSP is used, Windows
* 2000 returns garbage in the DsGetNCChanges() response
* if encrypted password attributes would be in the
* response. That means the replication of the schema and
* configuration partition works fine, but it fails for
* the domain partition.
*/
if (lpcfg_parm_bool(s->libnet->lp_ctx, NULL, "become_dc",
"force krb5", true))
{
krb5_str = "krb5,";
}
if (lpcfg_parm_bool(s->libnet->lp_ctx, NULL, "become_dc",
"print", false))
{
print_str = "print,";
}
binding_str = talloc_asprintf(s, "ncacn_ip_tcp:%s[%s%sseal]",
s->source_dsa.dns_name,
krb5_str, print_str);
if (composite_nomem(binding_str, c)) return;
c->status = dcerpc_parse_binding(s, binding_str, &drsuapi->binding);
talloc_free(binding_str);
if (!composite_is_ok(c)) return;
}
if (DEBUGLEVEL >= 10) {
drsuapi->binding->flags |= DCERPC_DEBUG_PRINT_BOTH;
}
creq = dcerpc_pipe_connect_b_send(s, drsuapi->binding, &ndr_table_drsuapi,
s->libnet->cred, s->libnet->event_ctx,
s->libnet->lp_ctx);
composite_continue(c, creq, recv_fn, s);
}
static void becomeDC_drsuapi_bind_send(struct libnet_BecomeDC_state *s,
struct becomeDC_drsuapi *drsuapi,
void (*recv_fn)(struct tevent_req *subreq));
static void becomeDC_drsuapi1_bind_recv(struct tevent_req *subreq);
static void becomeDC_drsuapi1_connect_recv(struct composite_context *req)
{
struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
struct libnet_BecomeDC_state);
struct composite_context *c = s->creq;
c->status = dcerpc_pipe_connect_b_recv(req, s, &s->drsuapi1.pipe);
if (!composite_is_ok(c)) return;
s->drsuapi1.drsuapi_handle = s->drsuapi1.pipe->binding_handle;
c->status = gensec_session_key(s->drsuapi1.pipe->conn->security_state.generic_state,
s,
&s->drsuapi1.gensec_skey);
if (!composite_is_ok(c)) return;
becomeDC_drsuapi_bind_send(s, &s->drsuapi1, becomeDC_drsuapi1_bind_recv);
}
static void becomeDC_drsuapi_bind_send(struct libnet_BecomeDC_state *s,
struct becomeDC_drsuapi *drsuapi,
void (*recv_fn)(struct tevent_req *subreq))
{
struct composite_context *c = s->creq;
struct drsuapi_DsBindInfo28 *bind_info28;
struct tevent_req *subreq;
GUID_from_string(DRSUAPI_DS_BIND_GUID_W2K3, &drsuapi->bind_guid);
bind_info28 = &drsuapi->local_info28;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_BASE;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ASYNC_REPLICATION;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_REMOVEAPI;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_MOVEREQ_V2;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHG_COMPRESS;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V1;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_RESTORE_USN_OPTIMIZATION;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_KCC_EXECUTE;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRY_V2;
if (s->domain.behavior_version >= DS_DOMAIN_FUNCTION_2003) {
/* TODO: find out how this is really triggered! */
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_LINKED_VALUE_REPLICATION;
}
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V2;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_INSTANCE_TYPE_NOT_REQ_ON_MOD;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_CRYPTO_BIND;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GET_REPL_INFO;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_STRONG_ENCRYPTION;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V01;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_TRANSITIVE_MEMBERSHIP;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADD_SID_HISTORY;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_POST_BETA3;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V5;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GET_MEMBERSHIPS2;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V6;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_NONDOMAIN_NCS;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V5;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V6;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRYREPLY_V3;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V7;
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_VERIFY_OBJECT;
#if 0 /* we don't support XPRESS compression yet */
bind_info28->supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_XPRESS_COMPRESS;
#endif
bind_info28->site_guid = s->dest_dsa.site_guid;
bind_info28->pid = 0;
bind_info28->repl_epoch = 0;
drsuapi->bind_info_ctr.length = 28;
drsuapi->bind_info_ctr.info.info28 = *bind_info28;
drsuapi->bind_r.in.bind_guid = &drsuapi->bind_guid;
drsuapi->bind_r.in.bind_info = &drsuapi->bind_info_ctr;
drsuapi->bind_r.out.bind_handle = &drsuapi->bind_handle;
subreq = dcerpc_drsuapi_DsBind_r_send(s, c->event_ctx,
drsuapi->drsuapi_handle,
&drsuapi->bind_r);
if (composite_nomem(subreq, c)) return;
tevent_req_set_callback(subreq, recv_fn, s);
}
static WERROR becomeDC_drsuapi_bind_recv(struct libnet_BecomeDC_state *s,
struct becomeDC_drsuapi *drsuapi)
{
if (!W_ERROR_IS_OK(drsuapi->bind_r.out.result)) {
return drsuapi->bind_r.out.result;
}
ZERO_STRUCT(drsuapi->remote_info28);
if (drsuapi->bind_r.out.bind_info) {
switch (drsuapi->bind_r.out.bind_info->length) {
case 24: {
struct drsuapi_DsBindInfo24 *info24;
info24 = &drsuapi->bind_r.out.bind_info->info.info24;
drsuapi->remote_info28.supported_extensions = info24->supported_extensions;
drsuapi->remote_info28.site_guid = info24->site_guid;
drsuapi->remote_info28.pid = info24->pid;
drsuapi->remote_info28.repl_epoch = 0;
break;
}
case 48: {
struct drsuapi_DsBindInfo48 *info48;
info48 = &drsuapi->bind_r.out.bind_info->info.info48;
drsuapi->remote_info28.supported_extensions = info48->supported_extensions;
drsuapi->remote_info28.site_guid = info48->site_guid;
drsuapi->remote_info28.pid = info48->pid;
drsuapi->remote_info28.repl_epoch = info48->repl_epoch;
break;
}
case 28:
drsuapi->remote_info28 = drsuapi->bind_r.out.bind_info->info.info28;
break;
}
}
return WERR_OK;
}
static void becomeDC_drsuapi1_add_entry_send(struct libnet_BecomeDC_state *s);
static void becomeDC_drsuapi1_bind_recv(struct tevent_req *subreq)
{
struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
struct libnet_BecomeDC_state);
struct composite_context *c = s->creq;
WERROR status;
c->status = dcerpc_drsuapi_DsBind_r_recv(subreq, s);
TALLOC_FREE(subreq);
if (!composite_is_ok(c)) return;
status = becomeDC_drsuapi_bind_recv(s, &s->drsuapi1);
if (!W_ERROR_IS_OK(status)) {
composite_error(c, werror_to_ntstatus(status));
return;
}
becomeDC_drsuapi1_add_entry_send(s);
}
static void becomeDC_drsuapi1_add_entry_recv(struct tevent_req *subreq);
static void becomeDC_drsuapi1_add_entry_send(struct libnet_BecomeDC_state *s)
{
struct composite_context *c = s->creq;
struct drsuapi_DsAddEntry *r;
struct drsuapi_DsReplicaObjectIdentifier *identifier;
uint32_t num_attrs, i = 0;
struct drsuapi_DsReplicaAttribute *attrs;
enum ndr_err_code ndr_err;
bool w2k3;
struct tevent_req *subreq;
/* choose a random invocationId */
s->dest_dsa.invocation_id = GUID_random();
/*
* if the schema version indicates w2k3, then also send some w2k3
* specific attributes.
*/
if (s->forest.schema_object_version >= 30) {
w2k3 = true;
} else {
w2k3 = false;
}
r = talloc_zero(s, struct drsuapi_DsAddEntry);
if (composite_nomem(r, c)) return;
/* setup identifier */
identifier = talloc(r, struct drsuapi_DsReplicaObjectIdentifier);
if (composite_nomem(identifier, c)) return;
identifier->guid = GUID_zero();
identifier->sid = s->zero_sid;
identifier->dn = talloc_asprintf(identifier, "CN=NTDS Settings,%s",
s->dest_dsa.server_dn_str);
if (composite_nomem(identifier->dn, c)) return;
/* allocate attribute array */
num_attrs = 12;
attrs = talloc_array(r, struct drsuapi_DsReplicaAttribute, num_attrs);
if (composite_nomem(attrs, c)) return;
/* ntSecurityDescriptor */
{
struct drsuapi_DsAttributeValue *vs;
DATA_BLOB *vd;
struct security_descriptor *v;
struct dom_sid *domain_admins_sid;
const char *domain_admins_sid_str;
vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
if (composite_nomem(vs, c)) return;
vd = talloc_array(vs, DATA_BLOB, 1);
if (composite_nomem(vd, c)) return;
domain_admins_sid = dom_sid_add_rid(vs, s->domain.sid, DOMAIN_RID_ADMINS);
if (composite_nomem(domain_admins_sid, c)) return;
domain_admins_sid_str = dom_sid_string(domain_admins_sid, domain_admins_sid);
if (composite_nomem(domain_admins_sid_str, c)) return;
v = security_descriptor_dacl_create(vd,
0,
/* owner: domain admins */
domain_admins_sid_str,
/* owner group: domain admins */
domain_admins_sid_str,
/* authenticated users */
SID_NT_AUTHENTICATED_USERS,
SEC_ACE_TYPE_ACCESS_ALLOWED,
SEC_STD_READ_CONTROL |
SEC_ADS_LIST |
SEC_ADS_READ_PROP |
SEC_ADS_LIST_OBJECT,
0,
/* domain admins */
domain_admins_sid_str,
SEC_ACE_TYPE_ACCESS_ALLOWED,
SEC_STD_REQUIRED |
SEC_ADS_CREATE_CHILD |
SEC_ADS_LIST |
SEC_ADS_SELF_WRITE |
SEC_ADS_READ_PROP |
SEC_ADS_WRITE_PROP |
SEC_ADS_DELETE_TREE |
SEC_ADS_LIST_OBJECT |
SEC_ADS_CONTROL_ACCESS,
0,
/* system */
SID_NT_SYSTEM,
SEC_ACE_TYPE_ACCESS_ALLOWED,
SEC_STD_REQUIRED |
SEC_ADS_CREATE_CHILD |
SEC_ADS_DELETE_CHILD |
SEC_ADS_LIST |
SEC_ADS_SELF_WRITE |
SEC_ADS_READ_PROP |
SEC_ADS_WRITE_PROP |
SEC_ADS_DELETE_TREE |
SEC_ADS_LIST_OBJECT |
SEC_ADS_CONTROL_ACCESS,
0,
/* end */
NULL);
if (composite_nomem(v, c)) return;
ndr_err = ndr_push_struct_blob(&vd[0], vd, v,
(ndr_push_flags_fn_t)ndr_push_security_descriptor);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
c->status = ndr_map_error2ntstatus(ndr_err);
if (!composite_is_ok(c)) return;
}
vs[0].blob = &vd[0];
attrs[i].attid = DRSUAPI_ATTID_ntSecurityDescriptor;
attrs[i].value_ctr.num_values = 1;
attrs[i].value_ctr.values = vs;
i++;
}
/* objectClass: nTDSDSA */
{
struct drsuapi_DsAttributeValue *vs;
DATA_BLOB *vd;
vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
if (composite_nomem(vs, c)) return;
vd = talloc_array(vs, DATA_BLOB, 1);
if (composite_nomem(vd, c)) return;
vd[0] = data_blob_talloc(vd, NULL, 4);
if (composite_nomem(vd[0].data, c)) return;
/* value for nTDSDSA */
SIVAL(vd[0].data, 0, 0x0017002F);
vs[0].blob = &vd[0];
attrs[i].attid = DRSUAPI_ATTID_objectClass;
attrs[i].value_ctr.num_values = 1;
attrs[i].value_ctr.values = vs;
i++;
}
/* objectCategory: CN=NTDS-DSA,CN=Schema,... or CN=NTDS-DSA-RO,CN=Schema,... */
{
struct drsuapi_DsAttributeValue *vs;
DATA_BLOB *vd;
struct drsuapi_DsReplicaObjectIdentifier3 v[1];
vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
if (composite_nomem(vs, c)) return;
vd = talloc_array(vs, DATA_BLOB, 1);
if (composite_nomem(vd, c)) return;
v[0].guid = GUID_zero();
v[0].sid = s->zero_sid;
if (s->rodc_join) {
v[0].dn = talloc_asprintf(vd, "CN=NTDS-DSA-RO,%s",
s->forest.schema_dn_str);
} else {
v[0].dn = talloc_asprintf(vd, "CN=NTDS-DSA,%s",
s->forest.schema_dn_str);
}
if (composite_nomem(v[0].dn, c)) return;
ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
(ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
c->status = ndr_map_error2ntstatus(ndr_err);
if (!composite_is_ok(c)) return;
}
vs[0].blob = &vd[0];
attrs[i].attid = DRSUAPI_ATTID_objectCategory;
attrs[i].value_ctr.num_values = 1;
attrs[i].value_ctr.values = vs;
i++;
}
/* invocationId: random guid */
{
struct drsuapi_DsAttributeValue *vs;
DATA_BLOB *vd;
const struct GUID *v;
vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
if (composite_nomem(vs, c)) return;
vd = talloc_array(vs, DATA_BLOB, 1);
if (composite_nomem(vd, c)) return;
v = &s->dest_dsa.invocation_id;
c->status = GUID_to_ndr_blob(v, vd, &vd[0]);
if (!composite_is_ok(c)) return;
vs[0].blob = &vd[0];
attrs[i].attid = DRSUAPI_ATTID_invocationId;
attrs[i].value_ctr.num_values = 1;
attrs[i].value_ctr.values = vs;
i++;
}
/* hasMasterNCs: ... */
{
struct drsuapi_DsAttributeValue *vs;
DATA_BLOB *vd;
struct drsuapi_DsReplicaObjectIdentifier3 v[3];
vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 3);
if (composite_nomem(vs, c)) return;
vd = talloc_array(vs, DATA_BLOB, 3);
if (composite_nomem(vd, c)) return;
v[0].guid = GUID_zero();
v[0].sid = s->zero_sid;
v[0].dn = s->forest.config_dn_str;
v[1].guid = GUID_zero();
v[1].sid = s->zero_sid;
v[1].dn = s->domain.dn_str;
v[2].guid = GUID_zero();
v[2].sid = s->zero_sid;
v[2].dn = s->forest.schema_dn_str;
ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
(ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
c->status = ndr_map_error2ntstatus(ndr_err);
if (!composite_is_ok(c)) return;
}
ndr_err = ndr_push_struct_blob(&vd[1], vd, &v[1],
(ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
c->status = ndr_map_error2ntstatus(ndr_err);
if (!composite_is_ok(c)) return;
}
ndr_err = ndr_push_struct_blob(&vd[2], vd, &v[2],
(ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
c->status = ndr_map_error2ntstatus(ndr_err);
if (!composite_is_ok(c)) return;
}
vs[0].blob = &vd[0];
vs[1].blob = &vd[1];
vs[2].blob = &vd[2];
attrs[i].attid = DRSUAPI_ATTID_hasMasterNCs;
attrs[i].value_ctr.num_values = 3;
attrs[i].value_ctr.values = vs;
i++;
}
/* msDS-hasMasterNCs: ... */
if (w2k3) {
struct drsuapi_DsAttributeValue *vs;
DATA_BLOB *vd;
struct drsuapi_DsReplicaObjectIdentifier3 v[3];
vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 3);
if (composite_nomem(vs, c)) return;
vd = talloc_array(vs, DATA_BLOB, 3);
if (composite_nomem(vd, c)) return;
v[0].guid = GUID_zero();
v[0].sid = s->zero_sid;
v[0].dn = s->forest.config_dn_str;
v[1].guid = GUID_zero();
v[1].sid = s->zero_sid;
v[1].dn = s->domain.dn_str;
v[2].guid = GUID_zero();
v[2].sid = s->zero_sid;
v[2].dn = s->forest.schema_dn_str;
ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
(ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
c->status = ndr_map_error2ntstatus(ndr_err);
if (!composite_is_ok(c)) return;
}
ndr_err = ndr_push_struct_blob(&vd[1], vd, &v[1],
(ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
c->status = ndr_map_error2ntstatus(ndr_err);
if (!composite_is_ok(c)) return;
}
ndr_err = ndr_push_struct_blob(&vd[2], vd, &v[2],
(ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
c->status = ndr_map_error2ntstatus(ndr_err);
if (!composite_is_ok(c)) return;
}
vs[0].blob = &vd[0];
vs[1].blob = &vd[1];
vs[2].blob = &vd[2];
attrs[i].attid = DRSUAPI_ATTID_msDS_hasMasterNCs;
attrs[i].value_ctr.num_values = 3;
attrs[i].value_ctr.values = vs;
i++;
}
/* dMDLocation: CN=Schema,... */
{
struct drsuapi_DsAttributeValue *vs;
DATA_BLOB *vd;
struct drsuapi_DsReplicaObjectIdentifier3 v[1];
vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
if (composite_nomem(vs, c)) return;
vd = talloc_array(vs, DATA_BLOB, 1);
if (composite_nomem(vd, c)) return;
v[0].guid = GUID_zero();
v[0].sid = s->zero_sid;
v[0].dn = s->forest.schema_dn_str;
ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
(ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
c->status = ndr_map_error2ntstatus(ndr_err);
if (!composite_is_ok(c)) return;
}
vs[0].blob = &vd[0];
attrs[i].attid = DRSUAPI_ATTID_dMDLocation;
attrs[i].value_ctr.num_values = 1;
attrs[i].value_ctr.values = vs;
i++;
}
/* msDS-HasDomainNCs: <domain_partition> */
if (w2k3) {
struct drsuapi_DsAttributeValue *vs;
DATA_BLOB *vd;
struct drsuapi_DsReplicaObjectIdentifier3 v[1];
vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
if (composite_nomem(vs, c)) return;
vd = talloc_array(vs, DATA_BLOB, 1);
if (composite_nomem(vd, c)) return;
v[0].guid = GUID_zero();
v[0].sid = s->zero_sid;
v[0].dn = s->domain.dn_str;
ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
(ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
c->status = ndr_map_error2ntstatus(ndr_err);
if (!composite_is_ok(c)) return;
}
vs[0].blob = &vd[0];
attrs[i].attid = DRSUAPI_ATTID_msDS_HasDomainNCs;
attrs[i].value_ctr.num_values = 1;
attrs[i].value_ctr.values = vs;
i++;
}
/* msDS-Behavior-Version */
if (w2k3) {
struct drsuapi_DsAttributeValue *vs;
DATA_BLOB *vd;
vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
if (composite_nomem(vs, c)) return;
vd = talloc_array(vs, DATA_BLOB, 1);
if (composite_nomem(vd, c)) return;
vd[0] = data_blob_talloc(vd, NULL, 4);
if (composite_nomem(vd[0].data, c)) return;
SIVAL(vd[0].data, 0, get_dc_function_level(s->libnet->lp_ctx));
vs[0].blob = &vd[0];
attrs[i].attid = DRSUAPI_ATTID_msDS_Behavior_Version;
attrs[i].value_ctr.num_values = 1;
attrs[i].value_ctr.values = vs;
i++;
}
/* systemFlags */
{
struct drsuapi_DsAttributeValue *vs;
DATA_BLOB *vd;
vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
if (composite_nomem(vs, c)) return;
vd = talloc_array(vs, DATA_BLOB, 1);
if (composite_nomem(vd, c)) return;
vd[0] = data_blob_talloc(vd, NULL, 4);
if (composite_nomem(vd[0].data, c)) return;
if (s->rodc_join) {
SIVAL(vd[0].data, 0, SYSTEM_FLAG_CONFIG_ALLOW_RENAME);
} else {
SIVAL(vd[0].data, 0, SYSTEM_FLAG_DISALLOW_MOVE_ON_DELETE);
}
vs[0].blob = &vd[0];
attrs[i].attid = DRSUAPI_ATTID_systemFlags;
attrs[i].value_ctr.num_values = 1;
attrs[i].value_ctr.values = vs;
i++;
}
/* serverReference: ... */
{
struct drsuapi_DsAttributeValue *vs;
DATA_BLOB *vd;
struct drsuapi_DsReplicaObjectIdentifier3 v[1];
vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
if (composite_nomem(vs, c)) return;
vd = talloc_array(vs, DATA_BLOB, 1);
if (composite_nomem(vd, c)) return;
v[0].guid = GUID_zero();
v[0].sid = s->zero_sid;
v[0].dn = s->dest_dsa.computer_dn_str;
ndr_err = ndr_push_struct_blob(&vd[0], vd, &v[0],
(ndr_push_flags_fn_t)ndr_push_drsuapi_DsReplicaObjectIdentifier3);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
c->status = ndr_map_error2ntstatus(ndr_err);
if (!composite_is_ok(c)) return;
}
vs[0].blob = &vd[0];
attrs[i].attid = DRSUAPI_ATTID_serverReference;
attrs[i].value_ctr.num_values = 1;
attrs[i].value_ctr.values = vs;
i++;
}
/* options:... */
if (s->rodc_join) {
struct drsuapi_DsAttributeValue *vs;
DATA_BLOB *vd;
vs = talloc_array(attrs, struct drsuapi_DsAttributeValue, 1);
if (composite_nomem(vs, c)) return;
vd = talloc_array(vs, DATA_BLOB, 1);
if (composite_nomem(vd, c)) return;
vd[0] = data_blob_talloc(vd, NULL, 4);
if (composite_nomem(vd[0].data, c)) return;
SIVAL(vd[0].data, 0, DS_NTDSDSA_OPT_DISABLE_OUTBOUND_REPL);
vs[0].blob = &vd[0];
attrs[i].attid = DRSUAPI_ATTID_options;
attrs[i].value_ctr.num_values = 1;
attrs[i].value_ctr.values = vs;
i++;
}
/* truncate the attribute list to the attribute count we have filled in */
num_attrs = i;
/* setup request structure */
r->in.bind_handle = &s->drsuapi1.bind_handle;
r->in.level = 2;
r->in.req = talloc(s, union drsuapi_DsAddEntryRequest);
r->in.req->req2.first_object.next_object = NULL;
r->in.req->req2.first_object.object.identifier = identifier;
r->in.req->req2.first_object.object.flags = 0x00000000;
r->in.req->req2.first_object.object.attribute_ctr.num_attributes= num_attrs;
r->in.req->req2.first_object.object.attribute_ctr.attributes = attrs;
r->out.level_out = talloc(s, uint32_t);
r->out.ctr = talloc(s, union drsuapi_DsAddEntryCtr);
s->ndr_struct_ptr = r;
subreq = dcerpc_drsuapi_DsAddEntry_r_send(s, c->event_ctx,
s->drsuapi1.drsuapi_handle, r);
if (composite_nomem(subreq, c)) return;
tevent_req_set_callback(subreq, becomeDC_drsuapi1_add_entry_recv, s);
}
static void becomeDC_drsuapi2_connect_recv(struct composite_context *req);
static NTSTATUS becomeDC_prepare_db(struct libnet_BecomeDC_state *s);
static void becomeDC_drsuapi1_add_entry_recv(struct tevent_req *subreq)
{
struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
struct libnet_BecomeDC_state);
struct composite_context *c = s->creq;
struct drsuapi_DsAddEntry *r = talloc_get_type_abort(s->ndr_struct_ptr,
struct drsuapi_DsAddEntry);
char *binding_str;
s->ndr_struct_ptr = NULL;
c->status = dcerpc_drsuapi_DsAddEntry_r_recv(subreq, r);
TALLOC_FREE(subreq);
if (!composite_is_ok(c)) return;
if (!W_ERROR_IS_OK(r->out.result)) {
composite_error(c, werror_to_ntstatus(r->out.result));
return;
}
if (*r->out.level_out == 3) {
WERROR status;
union drsuapi_DsAddEntry_ErrData *err_data = r->out.ctr->ctr3.err_data;
/* check for errors */
status = err_data ? err_data->v1.status : WERR_OK;
if (!W_ERROR_IS_OK(status)) {
struct drsuapi_DsAddEntryErrorInfo_Attr_V1 *attr_err;
struct drsuapi_DsAddEntry_AttrErrListItem_V1 *attr_err_li;
struct drsuapi_DsAddEntryErrorInfo_Name_V1 *name_err;
struct drsuapi_DsAddEntryErrorInfo_Referr_V1 *ref_err;
struct drsuapi_DsAddEntry_RefErrListItem_V1 *ref_li;
if (r->out.ctr->ctr3.err_ver != 1) {
composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
return;
}
DEBUG(0,("DsAddEntry (R3) of '%s' failed: "
"Errors: dir_err = %d, status = %s;\n",
r->in.req->req3.first_object.object.identifier->dn,
err_data->v1.dir_err,
win_errstr(err_data->v1.status)));
if (!err_data->v1.info) {
DEBUG(0, ("DsAddEntry (R3): no error info returned!\n"));
composite_error(c, werror_to_ntstatus(status));
return;
}
/* dump more detailed error */
switch (err_data->v1.dir_err) {
case DRSUAPI_DIRERR_ATTRIBUTE:
/* Dump attribute errors */
attr_err = &err_data->v1.info->attr_err;
DEBUGADD(0,(" Attribute Error: object = %s, count = %d;\n",
attr_err->id->dn,
attr_err->count));
attr_err_li = &attr_err->first;
for (; attr_err_li; attr_err_li = attr_err_li->next) {
struct drsuapi_DsAddEntry_AttrErr_V1 *err = &attr_err_li->err_data;
DEBUGADD(0,(" Error: err = %s, problem = 0x%08X, attid = 0x%08X;\n",
win_errstr(err->extended_err),
err->problem,
err->attid));
/* TODO: should we print attribute value here? */
}
break;
case DRSUAPI_DIRERR_NAME:
/* Dump Name resolution error */
name_err = &err_data->v1.info->name_err;
DEBUGADD(0,(" Name Error: err = %s, problem = 0x%08X, id_matched = %s;\n",
win_errstr(name_err->extended_err),
name_err->problem,
name_err->id_matched->dn));
break;
case DRSUAPI_DIRERR_REFERRAL:
/* Dump Referral errors */
ref_err = &err_data->v1.info->referral_err;
DEBUGADD(0,(" Referral Error: extended_err = %s\n",
win_errstr(ref_err->extended_err)));
ref_li = &ref_err->refer;
for (; ref_li; ref_li = ref_li->next) {
struct drsuapi_DsaAddressListItem_V1 *addr;
DEBUGADD(0,(" Referral: id_target = %s, ref_type = 0x%04X,",
ref_li->id_target->dn,
ref_li->ref_type));
if (ref_li->is_choice_set) {
DEBUGADD(0,(" choice = 0x%02X, ",
ref_li->choice));
}
DEBUGADD(0,(" add_list ("));
for (addr = ref_li->addr_list; addr; addr = addr->next) {
DEBUGADD(0,("%s", addr->address->string));
if (addr->next) {
DEBUGADD(0,(", "));
}
}
DEBUGADD(0,(");\n"));
}
break;
case DRSUAPI_DIRERR_SECURITY:
/* Dump Security error. */
DEBUGADD(0,(" Security Error: extended_err = %s, problem = 0x%08X\n",
win_errstr(err_data->v1.info->security_err.extended_err),
err_data->v1.info->security_err.problem));
break;
case DRSUAPI_DIRERR_SERVICE:
/* Dump Service error. */
DEBUGADD(0,(" Service Error: extended_err = %s, problem = 0x%08X\n",
win_errstr(err_data->v1.info->service_err.extended_err),
err_data->v1.info->service_err.problem));
break;
case DRSUAPI_DIRERR_UPDATE:
/* Dump Update error. */
DEBUGADD(0,(" Update Error: extended_err = %s, problem = 0x%08X\n",
win_errstr(err_data->v1.info->update_err.extended_err),
err_data->v1.info->update_err.problem));
break;
case DRSUAPI_DIRERR_SYSTEM:
/* System error. */
DEBUGADD(0,(" System Error: extended_err = %s, problem = 0x%08X\n",
win_errstr(err_data->v1.info->system_err.extended_err),
err_data->v1.info->system_err.problem));
break;
case DRSUAPI_DIRERR_OK: /* mute compiler warnings */
default:
DEBUGADD(0,(" Unknown DIRERR error class returned!\n"));
break;
}
composite_error(c, werror_to_ntstatus(status));
return;
}
if (1 != r->out.ctr->ctr3.count) {
DEBUG(0,("DsAddEntry - Ctr3: something very wrong had happened - "
"method succeeded but objects returned are %d (expected 1).\n",
r->out.ctr->ctr3.count));
composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
return;
}
s->dest_dsa.ntds_guid = r->out.ctr->ctr3.objects[0].guid;
} else if (*r->out.level_out == 2) {
if (DRSUAPI_DIRERR_OK != r->out.ctr->ctr2.dir_err) {
DEBUG(0,("DsAddEntry failed with: dir_err = %d, extended_err = %s\n",
r->out.ctr->ctr2.dir_err,
win_errstr(r->out.ctr->ctr2.extended_err)));
composite_error(c, werror_to_ntstatus(r->out.ctr->ctr2.extended_err));
return;
}
if (1 != r->out.ctr->ctr2.count) {
DEBUG(0,("DsAddEntry: something very wrong had happened - "
"method succeeded but objects returned are %d (expected 1). "
"Errors: dir_err = %d, extended_err = %s\n",
r->out.ctr->ctr2.count,
r->out.ctr->ctr2.dir_err,
win_errstr(r->out.ctr->ctr2.extended_err)));
composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
return;
}
s->dest_dsa.ntds_guid = r->out.ctr->ctr2.objects[0].guid;
} else {
composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
return;
}
talloc_free(r);
s->dest_dsa.ntds_dn_str = talloc_asprintf(s, "CN=NTDS Settings,%s",
s->dest_dsa.server_dn_str);
if (composite_nomem(s->dest_dsa.ntds_dn_str, c)) return;
c->status = becomeDC_prepare_db(s);
if (!composite_is_ok(c)) return;
/* this avoids the epmapper lookup on the 2nd connection */
binding_str = dcerpc_binding_string(s, s->drsuapi1.binding);
if (composite_nomem(binding_str, c)) return;
c->status = dcerpc_parse_binding(s, binding_str, &s->drsuapi2.binding);
talloc_free(binding_str);
if (!composite_is_ok(c)) return;
if (DEBUGLEVEL >= 10) {
s->drsuapi2.binding->flags |= DCERPC_DEBUG_PRINT_BOTH;
}
/* w2k3 uses the same assoc_group_id as on the first connection, so we do */
s->drsuapi2.binding->assoc_group_id = s->drsuapi1.pipe->assoc_group_id;
becomeDC_drsuapi_connect_send(s, &s->drsuapi2, becomeDC_drsuapi2_connect_recv);
}
static NTSTATUS becomeDC_prepare_db(struct libnet_BecomeDC_state *s)
{
if (!s->callbacks.prepare_db) return NT_STATUS_OK;
s->_pp.domain = &s->domain;
s->_pp.forest = &s->forest;
s->_pp.source_dsa = &s->source_dsa;
s->_pp.dest_dsa = &s->dest_dsa;
return s->callbacks.prepare_db(s->callbacks.private_data, &s->_pp);
}
static void becomeDC_drsuapi2_bind_recv(struct tevent_req *subreq);
static void becomeDC_drsuapi2_connect_recv(struct composite_context *req)
{
struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
struct libnet_BecomeDC_state);
struct composite_context *c = s->creq;
c->status = dcerpc_pipe_connect_b_recv(req, s, &s->drsuapi2.pipe);
if (!composite_is_ok(c)) return;
s->drsuapi2.drsuapi_handle = s->drsuapi2.pipe->binding_handle;
c->status = gensec_session_key(s->drsuapi2.pipe->conn->security_state.generic_state,
s,
&s->drsuapi2.gensec_skey);
if (!composite_is_ok(c)) return;
becomeDC_drsuapi_bind_send(s, &s->drsuapi2, becomeDC_drsuapi2_bind_recv);
}
static void becomeDC_drsuapi3_connect_recv(struct composite_context *req);
static void becomeDC_drsuapi2_bind_recv(struct tevent_req *subreq)
{
struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
struct libnet_BecomeDC_state);
struct composite_context *c = s->creq;
char *binding_str;
WERROR status;
c->status = dcerpc_drsuapi_DsBind_r_recv(subreq, s);
TALLOC_FREE(subreq);
if (!composite_is_ok(c)) return;
status = becomeDC_drsuapi_bind_recv(s, &s->drsuapi2);
if (!W_ERROR_IS_OK(status)) {
composite_error(c, werror_to_ntstatus(status));
return;
}
/* this avoids the epmapper lookup on the 3rd connection */
binding_str = dcerpc_binding_string(s, s->drsuapi1.binding);
if (composite_nomem(binding_str, c)) return;
c->status = dcerpc_parse_binding(s, binding_str, &s->drsuapi3.binding);
talloc_free(binding_str);
if (!composite_is_ok(c)) return;
if (DEBUGLEVEL >= 10) {
s->drsuapi3.binding->flags |= DCERPC_DEBUG_PRINT_BOTH;
}
/* w2k3 uses the same assoc_group_id as on the first connection, so we do */
s->drsuapi3.binding->assoc_group_id = s->drsuapi1.pipe->assoc_group_id;
/* w2k3 uses the concurrent multiplex feature on the 3rd connection, so we do */
s->drsuapi3.binding->flags |= DCERPC_CONCURRENT_MULTIPLEX;
becomeDC_drsuapi_connect_send(s, &s->drsuapi3, becomeDC_drsuapi3_connect_recv);
}
static void becomeDC_drsuapi3_pull_schema_send(struct libnet_BecomeDC_state *s);
static void becomeDC_drsuapi3_connect_recv(struct composite_context *req)
{
struct libnet_BecomeDC_state *s = talloc_get_type(req->async.private_data,
struct libnet_BecomeDC_state);
struct composite_context *c = s->creq;
c->status = dcerpc_pipe_connect_b_recv(req, s, &s->drsuapi3.pipe);
if (!composite_is_ok(c)) return;
s->drsuapi3.drsuapi_handle = s->drsuapi3.pipe->binding_handle;
c->status = gensec_session_key(s->drsuapi3.pipe->conn->security_state.generic_state,
s,
&s->drsuapi3.gensec_skey);
if (!composite_is_ok(c)) return;
becomeDC_drsuapi3_pull_schema_send(s);
}
static void becomeDC_drsuapi_pull_partition_send(struct libnet_BecomeDC_state *s,
struct becomeDC_drsuapi *drsuapi_h,
struct becomeDC_drsuapi *drsuapi_p,
struct libnet_BecomeDC_Partition *partition,
void (*recv_fn)(struct tevent_req *subreq))
{
struct composite_context *c = s->creq;
struct drsuapi_DsGetNCChanges *r;
struct tevent_req *subreq;
r = talloc(s, struct drsuapi_DsGetNCChanges);
if (composite_nomem(r, c)) return;
r->out.level_out = talloc(r, uint32_t);
if (composite_nomem(r->out.level_out, c)) return;
r->in.req = talloc(r, union drsuapi_DsGetNCChangesRequest);
if (composite_nomem(r->in.req, c)) return;
r->out.ctr = talloc(r, union drsuapi_DsGetNCChangesCtr);
if (composite_nomem(r->out.ctr, c)) return;
r->in.bind_handle = &drsuapi_h->bind_handle;
if (drsuapi_h->remote_info28.supported_extensions & DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8) {
r->in.level = 8;
r->in.req->req8.destination_dsa_guid = partition->destination_dsa_guid;
r->in.req->req8.source_dsa_invocation_id= partition->source_dsa_invocation_id;
r->in.req->req8.naming_context = &partition->nc;
r->in.req->req8.highwatermark = partition->highwatermark;
r->in.req->req8.uptodateness_vector = NULL;
r->in.req->req8.replica_flags = partition->replica_flags;
r->in.req->req8.max_object_count = 133;
r->in.req->req8.max_ndr_size = 1336811;
r->in.req->req8.extended_op = DRSUAPI_EXOP_NONE;
r->in.req->req8.fsmo_info = 0;
r->in.req->req8.partial_attribute_set = NULL;
r->in.req->req8.partial_attribute_set_ex= NULL;
r->in.req->req8.mapping_ctr.num_mappings= 0;
r->in.req->req8.mapping_ctr.mappings = NULL;
} else {
r->in.level = 5;
r->in.req->req5.destination_dsa_guid = partition->destination_dsa_guid;
r->in.req->req5.source_dsa_invocation_id= partition->source_dsa_invocation_id;
r->in.req->req5.naming_context = &partition->nc;
r->in.req->req5.highwatermark = partition->highwatermark;
r->in.req->req5.uptodateness_vector = NULL;
r->in.req->req5.replica_flags = partition->replica_flags;
r->in.req->req5.max_object_count = 133;
r->in.req->req5.max_ndr_size = 1336770;
r->in.req->req5.extended_op = DRSUAPI_EXOP_NONE;
r->in.req->req5.fsmo_info = 0;
}
/*
* we should try to use the drsuapi_p->pipe here, as w2k3 does
* but it seems that some extra flags in the DCERPC Bind call
* are needed for it. Or the same KRB5 TGS is needed on both
* connections.
*/
s->ndr_struct_ptr = r;
subreq = dcerpc_drsuapi_DsGetNCChanges_r_send(s, c->event_ctx,
drsuapi_p->drsuapi_handle,
r);
if (composite_nomem(subreq, c)) return;
tevent_req_set_callback(subreq, recv_fn, s);
}
static WERROR becomeDC_drsuapi_pull_partition_recv(struct libnet_BecomeDC_state *s,
struct becomeDC_drsuapi *drsuapi_h,
struct becomeDC_drsuapi *drsuapi_p,
struct libnet_BecomeDC_Partition *partition,
struct drsuapi_DsGetNCChanges *r)
{
uint32_t req_level = 0;
struct drsuapi_DsGetNCChangesRequest5 *req5 = NULL;
struct drsuapi_DsGetNCChangesRequest8 *req8 = NULL;
struct drsuapi_DsGetNCChangesRequest10 *req10 = NULL;
uint32_t ctr_level = 0;
struct drsuapi_DsGetNCChangesCtr1 *ctr1 = NULL;
struct drsuapi_DsGetNCChangesCtr6 *ctr6 = NULL;
struct GUID *source_dsa_guid = NULL;
struct GUID *source_dsa_invocation_id = NULL;
struct drsuapi_DsReplicaHighWaterMark *new_highwatermark = NULL;
bool more_data = false;
NTSTATUS nt_status;
if (!W_ERROR_IS_OK(r->out.result)) {
return r->out.result;
}
switch (r->in.level) {
case 0:
/* none */
break;
case 5:
req5 = &r->in.req->req5;
break;
case 8:
req8 = &r->in.req->req8;
break;
case 10:
req10 = &r->in.req->req10;
break;
default:
return WERR_INVALID_PARAMETER;
}
if (*r->out.level_out == 1) {
ctr_level = 1;
ctr1 = &r->out.ctr->ctr1;
} else if (*r->out.level_out == 2 &&
r->out.ctr->ctr2.mszip1.ts) {
ctr_level = 1;
ctr1 = &r->out.ctr->ctr2.mszip1.ts->ctr1;
} else if (*r->out.level_out == 6) {
ctr_level = 6;
ctr6 = &r->out.ctr->ctr6;
} else if (*r->out.level_out == 7 &&
r->out.ctr->ctr7.level == 6 &&
r->out.ctr->ctr7.type == DRSUAPI_COMPRESSION_TYPE_MSZIP &&
r->out.ctr->ctr7.ctr.mszip6.ts) {
ctr_level = 6;
ctr6 = &r->out.ctr->ctr7.ctr.mszip6.ts->ctr6;
} else if (*r->out.level_out == 7 &&
r->out.ctr->ctr7.level == 6 &&
r->out.ctr->ctr7.type == DRSUAPI_COMPRESSION_TYPE_XPRESS &&
r->out.ctr->ctr7.ctr.xpress6.ts) {
ctr_level = 6;
ctr6 = &r->out.ctr->ctr7.ctr.xpress6.ts->ctr6;
} else {
return WERR_BAD_NET_RESP;
}
if (!ctr1 && ! ctr6) {
return WERR_BAD_NET_RESP;
}
if (ctr_level == 6) {
if (!W_ERROR_IS_OK(ctr6->drs_error)) {
return ctr6->drs_error;
}
}
switch (ctr_level) {
case 1:
source_dsa_guid = &ctr1->source_dsa_guid;
source_dsa_invocation_id = &ctr1->source_dsa_invocation_id;
new_highwatermark = &ctr1->new_highwatermark;
more_data = ctr1->more_data;
break;
case 6:
source_dsa_guid = &ctr6->source_dsa_guid;
source_dsa_invocation_id = &ctr6->source_dsa_invocation_id;
new_highwatermark = &ctr6->new_highwatermark;
more_data = ctr6->more_data;
break;
}
partition->highwatermark = *new_highwatermark;
partition->source_dsa_guid = *source_dsa_guid;
partition->source_dsa_invocation_id = *source_dsa_invocation_id;
partition->more_data = more_data;
if (!partition->store_chunk) return WERR_OK;
s->_sc.domain = &s->domain;
s->_sc.forest = &s->forest;
s->_sc.source_dsa = &s->source_dsa;
s->_sc.dest_dsa = &s->dest_dsa;
s->_sc.partition = partition;
s->_sc.req_level = req_level;
s->_sc.req5 = req5;
s->_sc.req8 = req8;
s->_sc.req10 = req10;
s->_sc.ctr_level = ctr_level;
s->_sc.ctr1 = ctr1;
s->_sc.ctr6 = ctr6;
/*
* we need to use the drsuapi_p->gensec_skey here,
* when we use drsuapi_p->pipe in the for this request
*/
s->_sc.gensec_skey = &drsuapi_p->gensec_skey;
nt_status = partition->store_chunk(s->callbacks.private_data, &s->_sc);
if (!NT_STATUS_IS_OK(nt_status)) {
return ntstatus_to_werror(nt_status);
}
return WERR_OK;
}
static void becomeDC_drsuapi3_pull_schema_recv(struct tevent_req *subreq);
static void becomeDC_drsuapi3_pull_schema_send(struct libnet_BecomeDC_state *s)
{
s->schema_part.nc.guid = GUID_zero();
s->schema_part.nc.sid = s->zero_sid;
s->schema_part.nc.dn = s->forest.schema_dn_str;
s->schema_part.destination_dsa_guid = s->drsuapi2.bind_guid;
s->schema_part.replica_flags = DRSUAPI_DRS_WRIT_REP
| DRSUAPI_DRS_INIT_SYNC
| DRSUAPI_DRS_PER_SYNC
| DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS
| DRSUAPI_DRS_NEVER_SYNCED
| DRSUAPI_DRS_USE_COMPRESSION;
if (s->rodc_join) {
s->schema_part.replica_flags &= ~DRSUAPI_DRS_WRIT_REP;
}
s->schema_part.store_chunk = s->callbacks.schema_chunk;
becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->schema_part,
becomeDC_drsuapi3_pull_schema_recv);
}
static void becomeDC_drsuapi3_pull_config_send(struct libnet_BecomeDC_state *s);
static void becomeDC_drsuapi3_pull_schema_recv(struct tevent_req *subreq)
{
struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
struct libnet_BecomeDC_state);
struct composite_context *c = s->creq;
struct drsuapi_DsGetNCChanges *r = talloc_get_type_abort(s->ndr_struct_ptr,
struct drsuapi_DsGetNCChanges);
WERROR status;
s->ndr_struct_ptr = NULL;
c->status = dcerpc_drsuapi_DsGetNCChanges_r_recv(subreq, r);
TALLOC_FREE(subreq);
if (!composite_is_ok(c)) return;
status = becomeDC_drsuapi_pull_partition_recv(s, &s->drsuapi2, &s->drsuapi3, &s->schema_part, r);
if (!W_ERROR_IS_OK(status)) {
composite_error(c, werror_to_ntstatus(status));
return;
}
talloc_free(r);
if (s->schema_part.more_data) {
becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->schema_part,
becomeDC_drsuapi3_pull_schema_recv);
return;
}
becomeDC_drsuapi3_pull_config_send(s);
}
static void becomeDC_drsuapi3_pull_config_recv(struct tevent_req *subreq);
static void becomeDC_drsuapi3_pull_config_send(struct libnet_BecomeDC_state *s)
{
s->config_part.nc.guid = GUID_zero();
s->config_part.nc.sid = s->zero_sid;
s->config_part.nc.dn = s->forest.config_dn_str;
s->config_part.destination_dsa_guid = s->drsuapi2.bind_guid;
s->config_part.replica_flags = DRSUAPI_DRS_WRIT_REP
| DRSUAPI_DRS_INIT_SYNC
| DRSUAPI_DRS_PER_SYNC
| DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS
| DRSUAPI_DRS_NEVER_SYNCED
| DRSUAPI_DRS_USE_COMPRESSION;
if (s->rodc_join) {
s->schema_part.replica_flags &= ~DRSUAPI_DRS_WRIT_REP;
}
s->config_part.store_chunk = s->callbacks.config_chunk;
becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->config_part,
becomeDC_drsuapi3_pull_config_recv);
}
static void becomeDC_drsuapi3_pull_config_recv(struct tevent_req *subreq)
{
struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
struct libnet_BecomeDC_state);
struct composite_context *c = s->creq;
struct drsuapi_DsGetNCChanges *r = talloc_get_type_abort(s->ndr_struct_ptr,
struct drsuapi_DsGetNCChanges);
WERROR status;
s->ndr_struct_ptr = NULL;
c->status = dcerpc_drsuapi_DsGetNCChanges_r_recv(subreq, r);
TALLOC_FREE(subreq);
if (!composite_is_ok(c)) return;
status = becomeDC_drsuapi_pull_partition_recv(s, &s->drsuapi2, &s->drsuapi3, &s->config_part, r);
if (!W_ERROR_IS_OK(status)) {
composite_error(c, werror_to_ntstatus(status));
return;
}
talloc_free(r);
if (s->config_part.more_data) {
becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->config_part,
becomeDC_drsuapi3_pull_config_recv);
return;
}
becomeDC_connect_ldap2(s);
}
static void becomeDC_drsuapi3_pull_domain_recv(struct tevent_req *subreq);
static void becomeDC_drsuapi3_pull_domain_send(struct libnet_BecomeDC_state *s)
{
s->domain_part.nc.guid = GUID_zero();
s->domain_part.nc.sid = s->zero_sid;
s->domain_part.nc.dn = s->domain.dn_str;
s->domain_part.destination_dsa_guid = s->drsuapi2.bind_guid;
s->domain_part.replica_flags = DRSUAPI_DRS_WRIT_REP
| DRSUAPI_DRS_INIT_SYNC
| DRSUAPI_DRS_PER_SYNC
| DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS
| DRSUAPI_DRS_NEVER_SYNCED
| DRSUAPI_DRS_USE_COMPRESSION;
if (s->critical_only) {
s->domain_part.replica_flags |= DRSUAPI_DRS_CRITICAL_ONLY | DRSUAPI_DRS_GET_ANC;
}
if (s->rodc_join) {
s->schema_part.replica_flags &= ~DRSUAPI_DRS_WRIT_REP;
}
s->domain_part.store_chunk = s->callbacks.domain_chunk;
becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part,
becomeDC_drsuapi3_pull_domain_recv);
}
static void becomeDC_drsuapi_update_refs_send(struct libnet_BecomeDC_state *s,
struct becomeDC_drsuapi *drsuapi,
struct libnet_BecomeDC_Partition *partition,
void (*recv_fn)(struct tevent_req *subreq));
static void becomeDC_drsuapi2_update_refs_schema_recv(struct tevent_req *subreq);
static void becomeDC_drsuapi3_pull_domain_recv(struct tevent_req *subreq)
{
struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
struct libnet_BecomeDC_state);
struct composite_context *c = s->creq;
struct drsuapi_DsGetNCChanges *r = talloc_get_type_abort(s->ndr_struct_ptr,
struct drsuapi_DsGetNCChanges);
WERROR status;
s->ndr_struct_ptr = NULL;
c->status = dcerpc_drsuapi_DsGetNCChanges_r_recv(subreq, r);
TALLOC_FREE(subreq);
if (!composite_is_ok(c)) return;
status = becomeDC_drsuapi_pull_partition_recv(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part, r);
if (!W_ERROR_IS_OK(status)) {
composite_error(c, werror_to_ntstatus(status));
return;
}
talloc_free(r);
if (s->domain_part.more_data) {
becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part,
becomeDC_drsuapi3_pull_domain_recv);
return;
}
if (s->critical_only) {
/* Remove the critical and ANC */
s->domain_part.replica_flags ^= DRSUAPI_DRS_CRITICAL_ONLY | DRSUAPI_DRS_GET_ANC;
s->critical_only = false;
becomeDC_drsuapi_pull_partition_send(s, &s->drsuapi2, &s->drsuapi3, &s->domain_part,
becomeDC_drsuapi3_pull_domain_recv);
return;
}
becomeDC_drsuapi_update_refs_send(s, &s->drsuapi2, &s->schema_part,
becomeDC_drsuapi2_update_refs_schema_recv);
}
static void becomeDC_drsuapi_update_refs_send(struct libnet_BecomeDC_state *s,
struct becomeDC_drsuapi *drsuapi,
struct libnet_BecomeDC_Partition *partition,
void (*recv_fn)(struct tevent_req *subreq))
{
struct composite_context *c = s->creq;
struct drsuapi_DsReplicaUpdateRefs *r;
const char *ntds_guid_str;
const char *ntds_dns_name;
struct tevent_req *subreq;
r = talloc(s, struct drsuapi_DsReplicaUpdateRefs);
if (composite_nomem(r, c)) return;
ntds_guid_str = GUID_string(r, &s->dest_dsa.ntds_guid);
if (composite_nomem(ntds_guid_str, c)) return;
ntds_dns_name = talloc_asprintf(r, "%s._msdcs.%s",
ntds_guid_str,
s->forest.dns_name);
if (composite_nomem(ntds_dns_name, c)) return;
r->in.bind_handle = &drsuapi->bind_handle;
r->in.level = 1;
r->in.req.req1.naming_context = &partition->nc;
r->in.req.req1.dest_dsa_dns_name= ntds_dns_name;
r->in.req.req1.dest_dsa_guid = s->dest_dsa.ntds_guid;
r->in.req.req1.options = DRSUAPI_DRS_ADD_REF | DRSUAPI_DRS_DEL_REF;
/* I think this is how we mark ourselves as a RODC */
if (!lpcfg_parm_bool(s->libnet->lp_ctx, NULL, "repl", "RODC", false)) {
r->in.req.req1.options |= DRSUAPI_DRS_WRIT_REP;
}
s->ndr_struct_ptr = r;
subreq = dcerpc_drsuapi_DsReplicaUpdateRefs_r_send(s, c->event_ctx,
drsuapi->drsuapi_handle,
r);
if (composite_nomem(subreq, c)) return;
tevent_req_set_callback(subreq, recv_fn, s);
}
static void becomeDC_drsuapi2_update_refs_config_recv(struct tevent_req *subreq);
static void becomeDC_drsuapi2_update_refs_schema_recv(struct tevent_req *subreq)
{
struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
struct libnet_BecomeDC_state);
struct composite_context *c = s->creq;
struct drsuapi_DsReplicaUpdateRefs *r = talloc_get_type_abort(s->ndr_struct_ptr,
struct drsuapi_DsReplicaUpdateRefs);
s->ndr_struct_ptr = NULL;
c->status = dcerpc_drsuapi_DsReplicaUpdateRefs_r_recv(subreq, r);
TALLOC_FREE(subreq);
if (!composite_is_ok(c)) return;
if (!W_ERROR_IS_OK(r->out.result)) {
composite_error(c, werror_to_ntstatus(r->out.result));
return;
}
talloc_free(r);
becomeDC_drsuapi_update_refs_send(s, &s->drsuapi2, &s->config_part,
becomeDC_drsuapi2_update_refs_config_recv);
}
static void becomeDC_drsuapi2_update_refs_domain_recv(struct tevent_req *subreq);
static void becomeDC_drsuapi2_update_refs_config_recv(struct tevent_req *subreq)
{
struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
struct libnet_BecomeDC_state);
struct composite_context *c = s->creq;
struct drsuapi_DsReplicaUpdateRefs *r = talloc_get_type(s->ndr_struct_ptr,
struct drsuapi_DsReplicaUpdateRefs);
s->ndr_struct_ptr = NULL;
c->status = dcerpc_drsuapi_DsReplicaUpdateRefs_r_recv(subreq, r);
TALLOC_FREE(subreq);
if (!composite_is_ok(c)) return;
if (!W_ERROR_IS_OK(r->out.result)) {
composite_error(c, werror_to_ntstatus(r->out.result));
return;
}
talloc_free(r);
becomeDC_drsuapi_update_refs_send(s, &s->drsuapi2, &s->domain_part,
becomeDC_drsuapi2_update_refs_domain_recv);
}
static void becomeDC_drsuapi2_update_refs_domain_recv(struct tevent_req *subreq)
{
struct libnet_BecomeDC_state *s = tevent_req_callback_data(subreq,
struct libnet_BecomeDC_state);
struct composite_context *c = s->creq;
struct drsuapi_DsReplicaUpdateRefs *r = talloc_get_type(s->ndr_struct_ptr,
struct drsuapi_DsReplicaUpdateRefs);
s->ndr_struct_ptr = NULL;
c->status = dcerpc_drsuapi_DsReplicaUpdateRefs_r_recv(subreq, r);
TALLOC_FREE(subreq);
if (!composite_is_ok(c)) return;
if (!W_ERROR_IS_OK(r->out.result)) {
composite_error(c, werror_to_ntstatus(r->out.result));
return;
}
talloc_free(r);
/* TODO: use DDNS updates and register dns names */
composite_done(c);
}
static NTSTATUS becomeDC_ldap2_modify_computer(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_message *msg;
unsigned int i;
uint32_t user_account_control = UF_SERVER_TRUST_ACCOUNT |
UF_TRUSTED_FOR_DELEGATION;
/* as the value is already as we want it to be, we're done */
if (s->dest_dsa.user_account_control == user_account_control) {
return NT_STATUS_OK;
}
/* make a 'modify' msg, and only for serverReference */
msg = ldb_msg_new(s);
NT_STATUS_HAVE_NO_MEMORY(msg);
msg->dn = ldb_dn_new(msg, s->ldap2.ldb, s->dest_dsa.computer_dn_str);
NT_STATUS_HAVE_NO_MEMORY(msg->dn);
ret = samdb_msg_add_uint(s->ldap2.ldb, msg, msg, "userAccountControl",
user_account_control);
if (ret != LDB_SUCCESS) {
talloc_free(msg);
return NT_STATUS_NO_MEMORY;
}
/* mark all the message elements (should be just one)
as LDB_FLAG_MOD_REPLACE */
for (i=0;i<msg->num_elements;i++) {
msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
}
ret = ldb_modify(s->ldap2.ldb, msg);
talloc_free(msg);
if (ret != LDB_SUCCESS) {
return NT_STATUS_LDAP(ret);
}
s->dest_dsa.user_account_control = user_account_control;
return NT_STATUS_OK;
}
static NTSTATUS becomeDC_ldap2_move_computer(struct libnet_BecomeDC_state *s)
{
int ret;
struct ldb_dn *old_dn;
struct ldb_dn *new_dn;
ret = dsdb_wellknown_dn(s->ldap2.ldb, s,
ldb_get_default_basedn(s->ldap2.ldb),
DS_GUID_DOMAIN_CONTROLLERS_CONTAINER,
&new_dn);
if (ret != LDB_SUCCESS) {
return NT_STATUS_LDAP(ret);
}
if (!ldb_dn_add_child_fmt(new_dn, "CN=%s", s->dest_dsa.netbios_name)) {
talloc_free(new_dn);
return NT_STATUS_NO_MEMORY;
}
old_dn = ldb_dn_new(new_dn, s->ldap2.ldb, s->dest_dsa.computer_dn_str);
NT_STATUS_HAVE_NO_MEMORY(old_dn);
if (ldb_dn_compare(old_dn, new_dn) == 0) {
/* we don't need to rename if the old and new dn match */
talloc_free(new_dn);
return NT_STATUS_OK;
}
ret = ldb_rename(s->ldap2.ldb, old_dn, new_dn);
if (ret != LDB_SUCCESS) {
talloc_free(new_dn);
return NT_STATUS_LDAP(ret);
}
s->dest_dsa.computer_dn_str = ldb_dn_alloc_linearized(s, new_dn);
NT_STATUS_HAVE_NO_MEMORY(s->dest_dsa.computer_dn_str);
talloc_free(new_dn);
return NT_STATUS_OK;
}
static void becomeDC_connect_ldap2(struct libnet_BecomeDC_state *s)
{
struct composite_context *c = s->creq;
c->status = becomeDC_ldap_connect(s, &s->ldap2);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap2_modify_computer(s);
if (!composite_is_ok(c)) return;
c->status = becomeDC_ldap2_move_computer(s);
if (!composite_is_ok(c)) return;
s->critical_only = true;
becomeDC_drsuapi3_pull_domain_send(s);
}
struct composite_context *libnet_BecomeDC_send(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, struct libnet_BecomeDC *r)
{
struct composite_context *c;
struct libnet_BecomeDC_state *s;
char *tmp_name;
c = composite_create(mem_ctx, ctx->event_ctx);
if (c == NULL) return NULL;
s = talloc_zero(c, struct libnet_BecomeDC_state);
if (composite_nomem(s, c)) return c;
c->private_data = s;
s->creq = c;
s->libnet = ctx;
/* Domain input */
s->domain.dns_name = talloc_strdup(s, r->in.domain_dns_name);
if (composite_nomem(s->domain.dns_name, c)) return c;
s->domain.netbios_name = talloc_strdup(s, r->in.domain_netbios_name);
if (composite_nomem(s->domain.netbios_name, c)) return c;
s->domain.sid = dom_sid_dup(s, r->in.domain_sid);
if (composite_nomem(s->domain.sid, c)) return c;
/* Source DSA input */
s->source_dsa.address = talloc_strdup(s, r->in.source_dsa_address);
if (composite_nomem(s->source_dsa.address, c)) return c;
/* Destination DSA input */
s->dest_dsa.netbios_name= talloc_strdup(s, r->in.dest_dsa_netbios_name);
if (composite_nomem(s->dest_dsa.netbios_name, c)) return c;
/* Destination DSA dns_name construction */
tmp_name = strlower_talloc(s, s->dest_dsa.netbios_name);
if (composite_nomem(tmp_name, c)) return c;
tmp_name = talloc_asprintf_append_buffer(tmp_name, ".%s",s->domain.dns_name);
if (composite_nomem(tmp_name, c)) return c;
s->dest_dsa.dns_name = tmp_name;
/* Callback function pointers */
s->callbacks = r->in.callbacks;
/* RODC join*/
s->rodc_join = r->in.rodc_join;
becomeDC_send_cldap(s);
return c;
}
NTSTATUS libnet_BecomeDC_recv(struct composite_context *c, TALLOC_CTX *mem_ctx, struct libnet_BecomeDC *r)
{
NTSTATUS status;
status = composite_wait(c);
ZERO_STRUCT(r->out);
talloc_free(c);
return status;
}
NTSTATUS libnet_BecomeDC(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, struct libnet_BecomeDC *r)
{
NTSTATUS status;
struct composite_context *c;
c = libnet_BecomeDC_send(ctx, mem_ctx, r);
status = libnet_BecomeDC_recv(c, mem_ctx, r);
return status;
}
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