diff options
Diffstat (limited to 'source4/libnet/libnet_become_dc.c')
| -rw-r--r-- | source4/libnet/libnet_become_dc.c | 62 |
1 files changed, 52 insertions, 10 deletions
diff --git a/source4/libnet/libnet_become_dc.c b/source4/libnet/libnet_become_dc.c index 38357efffe..efd64aa295 100644 --- a/source4/libnet/libnet_become_dc.c +++ b/source4/libnet/libnet_become_dc.c @@ -731,6 +731,20 @@ struct libnet_BecomeDC_state { struct libnet_BecomeDC_Callbacks callbacks; }; +static int32_t get_dc_function_level(struct loadparm_context *lp_ctx) +{ + /* per default we are (Windows) 2008 compatible */ + return lp_parm_int(lp_ctx, NULL, "ads", "dc function level", + DS_DC_FUNCTION_2008); +} + +static int32_t get_min_function_level(struct loadparm_context *lp_ctx) +{ + /* per default it is (Windows) 2003 Native compatible */ + return lp_parm_int(lp_ctx, NULL, "ads", "min function level", + DS_DOMAIN_FUNCTION_2003); +} + static void becomeDC_recv_cldap(struct tevent_req *req); static void becomeDC_send_cldap(struct libnet_BecomeDC_state *s) @@ -876,6 +890,20 @@ static NTSTATUS becomeDC_ldap1_crossref_behavior_version(struct libnet_BecomeDC_ } 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_min_function_level(s->libnet->lp_ctx)) { + talloc_free(r); + /* we don't support forest function levels below the specified + * value. */ + return NT_STATUS_NOT_SUPPORTED; + } + if (s->forest.crossref_behavior_version > + get_dc_function_level(s->libnet->lp_ctx)) { + talloc_free(r); + /* if the DC function level is lower than the forest one we + * cannot join. */ + return NT_STATUS_NOT_SUPPORTED; + } talloc_free(r); return NT_STATUS_OK; @@ -905,6 +933,20 @@ static NTSTATUS becomeDC_ldap1_domain_behavior_version(struct libnet_BecomeDC_st } s->domain.behavior_version = ldb_msg_find_attr_as_uint(r->msgs[0], "msDs-Behavior-Version", 0); + if (s->domain.behavior_version < + get_min_function_level(s->libnet->lp_ctx)) { + talloc_free(r); + /* we don't support domain function levels below the specified + * value. */ + return NT_STATUS_NOT_SUPPORTED; + } + if (s->domain.behavior_version > + get_dc_function_level(s->libnet->lp_ctx)) { + talloc_free(r); + /* if the DC function level is lower than the forest one we + * cannot join. */ + return NT_STATUS_NOT_SUPPORTED; + } talloc_free(r); return NT_STATUS_OK; @@ -1282,8 +1324,8 @@ static NTSTATUS becomeDC_ldap1_server_object_1(struct libnet_BecomeDC_state *s) 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 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); @@ -1519,9 +1561,10 @@ static void becomeDC_drsuapi_connect_send(struct libnet_BecomeDC_state *s, * 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 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 (lp_parm_bool(s->libnet->lp_ctx, NULL, "become_dc", "force krb5", true)) @@ -1589,7 +1632,7 @@ static void becomeDC_drsuapi_bind_send(struct libnet_BecomeDC_state *s, 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 == 2) { + 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; } @@ -1716,8 +1759,8 @@ static void becomeDC_drsuapi1_add_entry_send(struct libnet_BecomeDC_state *s) s->dest_dsa.invocation_id = GUID_random(); /* - * if the schema version indicates w2k3, then - * also send some w2k3 specific attributes + * if the schema version indicates w2k3, then also send some w2k3 + * specific attributes. */ if (s->forest.schema_object_version >= 30) { w2k3 = true; @@ -2101,8 +2144,7 @@ static void becomeDC_drsuapi1_add_entry_send(struct libnet_BecomeDC_state *s) vd[0] = data_blob_talloc(vd, NULL, 4); if (composite_nomem(vd[0].data, c)) return; - SIVAL(vd[0].data, 0, - lp_parm_int(s->libnet->lp_ctx, NULL, "ads", "functional level", DS_DC_FUNCTION_2008)); + SIVAL(vd[0].data, 0, get_dc_function_level(s->libnet->lp_ctx)); vs[0].blob = &vd[0]; |