diff options
Diffstat (limited to 'source4/libnet/libnet_vampire.c')
| -rw-r--r-- | source4/libnet/libnet_vampire.c | 838 |
1 files changed, 838 insertions, 0 deletions
diff --git a/source4/libnet/libnet_vampire.c b/source4/libnet/libnet_vampire.c new file mode 100644 index 0000000..73adf67 --- /dev/null +++ b/source4/libnet/libnet_vampire.c @@ -0,0 +1,838 @@ +/* + Unix SMB/CIFS implementation. + + Extract the user/system database from a remote server + + Copyright (C) Stefan Metzmacher 2004-2006 + Copyright (C) Brad Henry 2005 + Copyright (C) Andrew Bartlett <abartlet@samba.org> 2005-2008 + + 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 "lib/events/events.h" +#include "dsdb/samdb/samdb.h" +#include "../lib/util/dlinklist.h" +#include <ldb.h> +#include <ldb_errors.h> +#include "librpc/ndr/libndr.h" +#include "librpc/gen_ndr/ndr_drsuapi.h" +#include "librpc/gen_ndr/ndr_drsblobs.h" +#include "librpc/gen_ndr/ndr_misc.h" +#include "system/time.h" +#include "ldb_wrap.h" +#include "auth/auth.h" +#include "auth/credentials/credentials.h" +#include "param/param.h" +#include "param/provision.h" +#include "libcli/security/security.h" +#include "dsdb/common/util.h" + +#undef DBGC_CLASS +#define DBGC_CLASS DBGC_DRS_REPL + +/* +List of tasks vampire.py must perform: +- Domain Join + - but don't write the secrets.ldb + - results for this should be enough to handle the provision +- if vampire method is samsync + - Provision using these results + - do we still want to support this NT4 technology? +- Start samsync with libnet code + - provision in the callback +- Write out the secrets database, using the code from libnet_Join + +*/ +struct libnet_vampire_cb_state { + const char *netbios_name; + const char *domain_name; + const char *realm; + struct cli_credentials *machine_account; + + /* Schema loaded from local LDIF files */ + struct dsdb_schema *provision_schema; + + /* 1st pass, with some OIDs/attribute names/class names not + * converted, because we may not know them yet */ + struct dsdb_schema *self_made_schema; + + /* prefixMap in LDB format, from the remote DRS server */ + DATA_BLOB prefixmap_blob; + const struct dsdb_schema *schema; + + struct ldb_context *ldb; + + struct { + uint32_t object_count; + struct drsuapi_DsReplicaObjectListItemEx *first_object; + struct drsuapi_DsReplicaObjectListItemEx *last_object; + } schema_part; + + const char *targetdir; + + struct loadparm_context *lp_ctx; + struct tevent_context *event_ctx; + unsigned total_objects; + unsigned total_links; + char *last_partition; + const char *server_dn_str; +}; + +/* initialise a state structure ready for replication of chunks */ +void *libnet_vampire_replicate_init(TALLOC_CTX *mem_ctx, + struct ldb_context *samdb, + struct loadparm_context *lp_ctx) +{ + struct libnet_vampire_cb_state *s = talloc_zero(mem_ctx, struct libnet_vampire_cb_state); + if (!s) { + return NULL; + } + + s->ldb = samdb; + s->lp_ctx = lp_ctx; + s->provision_schema = dsdb_get_schema(s->ldb, s); + s->schema = s->provision_schema; + s->netbios_name = lpcfg_netbios_name(lp_ctx); + s->domain_name = lpcfg_workgroup(lp_ctx); + s->realm = lpcfg_realm(lp_ctx); + + return s; +} + +/* Caller is expected to keep supplied pointers around for the lifetime of the structure */ +void *libnet_vampire_cb_state_init(TALLOC_CTX *mem_ctx, + struct loadparm_context *lp_ctx, struct tevent_context *event_ctx, + const char *netbios_name, const char *domain_name, const char *realm, + const char *targetdir) +{ + struct libnet_vampire_cb_state *s = talloc_zero(mem_ctx, struct libnet_vampire_cb_state); + if (!s) { + return NULL; + } + + s->lp_ctx = lp_ctx; + s->event_ctx = event_ctx; + s->netbios_name = netbios_name; + s->domain_name = domain_name; + s->realm = realm; + s->targetdir = targetdir; + return s; +} + +struct ldb_context *libnet_vampire_cb_ldb(struct libnet_vampire_cb_state *state) +{ + state = talloc_get_type_abort(state, struct libnet_vampire_cb_state); + return state->ldb; +} + +struct loadparm_context *libnet_vampire_cb_lp_ctx(struct libnet_vampire_cb_state *state) +{ + state = talloc_get_type_abort(state, struct libnet_vampire_cb_state); + return state->lp_ctx; +} + +NTSTATUS libnet_vampire_cb_prepare_db(void *private_data, + const struct libnet_BecomeDC_PrepareDB *p) +{ + struct libnet_vampire_cb_state *s = talloc_get_type(private_data, struct libnet_vampire_cb_state); + struct provision_settings settings; + struct provision_result result; + NTSTATUS status; + + ZERO_STRUCT(settings); + settings.site_name = p->dest_dsa->site_name; + settings.root_dn_str = p->forest->root_dn_str; + settings.domain_dn_str = p->domain->dn_str; + settings.config_dn_str = p->forest->config_dn_str; + settings.schema_dn_str = p->forest->schema_dn_str; + settings.netbios_name = p->dest_dsa->netbios_name; + settings.realm = s->realm; + settings.domain = s->domain_name; + settings.server_dn_str = p->dest_dsa->server_dn_str; + settings.machine_password = generate_random_machine_password(s, 120, 120); + settings.targetdir = s->targetdir; + settings.use_ntvfs = true; + status = provision_bare(s, s->lp_ctx, &settings, &result); + + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + s->ldb = talloc_steal(s, result.samdb); + s->lp_ctx = talloc_reparent(talloc_parent(result.lp_ctx), s, result.lp_ctx); + s->provision_schema = dsdb_get_schema(s->ldb, s); + s->server_dn_str = talloc_steal(s, p->dest_dsa->server_dn_str); + + /* wrap the entire vapire operation in a transaction. This + isn't just cosmetic - we use this to ensure that linked + attribute back links are added at the end by relying on a + transaction commit hook in the linked attributes module. We + need to do this as the order of objects coming from the + server is not sufficiently deterministic to know that the + record that a backlink needs to be created in has itself + been created before the object containing the forward link + has come over the wire */ + if (ldb_transaction_start(s->ldb) != LDB_SUCCESS) { + return NT_STATUS_FOOBAR; + } + + return NT_STATUS_OK; + + +} + +NTSTATUS libnet_vampire_cb_check_options(void *private_data, + const struct libnet_BecomeDC_CheckOptions *o) +{ + struct libnet_vampire_cb_state *s = talloc_get_type(private_data, struct libnet_vampire_cb_state); + + DEBUG(0,("Become DC [%s] of Domain[%s]/[%s]\n", + s->netbios_name, + o->domain->netbios_name, o->domain->dns_name)); + + DEBUG(0,("Promotion Partner is Server[%s] from Site[%s]\n", + o->source_dsa->dns_name, o->source_dsa->site_name)); + + DEBUG(0,("Options:crossRef behavior_version[%u]\n" + "\tschema object_version[%u]\n" + "\tdomain behavior_version[%u]\n" + "\tdomain w2k3_update_revision[%u]\n", + o->forest->crossref_behavior_version, + o->forest->schema_object_version, + o->domain->behavior_version, + o->domain->w2k3_update_revision)); + + return NT_STATUS_OK; +} + +static WERROR libnet_vampire_cb_apply_schema(struct libnet_vampire_cb_state *s, + const struct libnet_BecomeDC_StoreChunk *c) +{ + WERROR status; + struct dsdb_schema_prefixmap *pfm_remote; + const struct drsuapi_DsReplicaOIDMapping_Ctr *mapping_ctr; + struct dsdb_schema *provision_schema; + uint32_t object_count = 0; + struct drsuapi_DsReplicaObjectListItemEx *first_object; + uint32_t linked_attributes_count; + struct drsuapi_DsReplicaLinkedAttribute *linked_attributes; + const struct drsuapi_DsReplicaCursor2CtrEx *uptodateness_vector; + struct dsdb_extended_replicated_objects *schema_objs; + struct repsFromTo1 *s_dsa; + char *tmp_dns_name; + struct ldb_context *schema_ldb; + struct ldb_dn *partition_dn; + struct ldb_message *msg; + struct ldb_message_element *prefixMap_el; + uint32_t i; + int ret; + bool ok; + uint64_t seq_num = 0; + uint32_t cycle_before_switching; + + DEBUG(0,("Analyze and apply schema objects\n")); + + s_dsa = talloc_zero(s, struct repsFromTo1); + if (s_dsa == NULL) { + return WERR_NOT_ENOUGH_MEMORY; + } + s_dsa->other_info = talloc(s_dsa, struct repsFromTo1OtherInfo); + if (s_dsa->other_info == NULL) { + return WERR_NOT_ENOUGH_MEMORY; + } + + switch (c->ctr_level) { + case 1: + mapping_ctr = &c->ctr1->mapping_ctr; + object_count = s->schema_part.object_count; + first_object = s->schema_part.first_object; + linked_attributes_count = 0; + linked_attributes = NULL; + s_dsa->highwatermark = c->ctr1->new_highwatermark; + s_dsa->source_dsa_obj_guid = c->ctr1->source_dsa_guid; + s_dsa->source_dsa_invocation_id = c->ctr1->source_dsa_invocation_id; + uptodateness_vector = NULL; /* TODO: map it */ + break; + case 6: + mapping_ctr = &c->ctr6->mapping_ctr; + object_count = s->schema_part.object_count; + first_object = s->schema_part.first_object; + linked_attributes_count = c->ctr6->linked_attributes_count; + linked_attributes = c->ctr6->linked_attributes; + s_dsa->highwatermark = c->ctr6->new_highwatermark; + s_dsa->source_dsa_obj_guid = c->ctr6->source_dsa_guid; + s_dsa->source_dsa_invocation_id = c->ctr6->source_dsa_invocation_id; + uptodateness_vector = c->ctr6->uptodateness_vector; + break; + default: + return WERR_INVALID_PARAMETER; + } + /* We must set these up to ensure the replMetaData is written + * correctly, before our NTDS Settings entry is replicated */ + ok = samdb_set_ntds_invocation_id(s->ldb, &c->dest_dsa->invocation_id); + if (!ok) { + DEBUG(0,("Failed to set cached ntds invocationId\n")); + return WERR_INTERNAL_ERROR; + } + ok = samdb_set_ntds_objectGUID(s->ldb, &c->dest_dsa->ntds_guid); + if (!ok) { + DEBUG(0,("Failed to set cached ntds objectGUID\n")); + return WERR_INTERNAL_ERROR; + } + + status = dsdb_schema_pfm_from_drsuapi_pfm(mapping_ctr, true, + s, &pfm_remote, NULL); + if (!W_ERROR_IS_OK(status)) { + DEBUG(0,(__location__ ": Failed to decode remote prefixMap: %s", + win_errstr(status))); + return status; + } + + s_dsa->replica_flags = DRSUAPI_DRS_WRIT_REP + | DRSUAPI_DRS_INIT_SYNC + | DRSUAPI_DRS_PER_SYNC; + memset(s_dsa->schedule, 0x11, sizeof(s_dsa->schedule)); + + tmp_dns_name = GUID_string(s_dsa->other_info, &s_dsa->source_dsa_obj_guid); + if (tmp_dns_name == NULL) { + return WERR_NOT_ENOUGH_MEMORY; + } + tmp_dns_name = talloc_asprintf_append_buffer(tmp_dns_name, "._msdcs.%s", c->forest->dns_name); + if (tmp_dns_name == NULL) { + return WERR_NOT_ENOUGH_MEMORY; + } + s_dsa->other_info->dns_name = tmp_dns_name; + + if (s->self_made_schema == NULL) { + DEBUG(0,("libnet_vampire_cb_apply_schema: called with out self_made_schema\n")); + return WERR_INTERNAL_ERROR; + } + + schema_ldb = provision_get_schema(s, s->lp_ctx, + c->forest->schema_dn_str, + &s->prefixmap_blob); + if (!schema_ldb) { + DEBUG(0,("Failed to re-load from local provision using remote prefixMap. " + "Will continue with local prefixMap\n")); + provision_schema = dsdb_get_schema(s->ldb, s); + } else { + provision_schema = dsdb_get_schema(schema_ldb, s); + ret = dsdb_reference_schema(s->ldb, provision_schema, SCHEMA_MEMORY_ONLY); + if (ret != LDB_SUCCESS) { + DEBUG(0,("Failed to attach schema from local provision using remote prefixMap.")); + return WERR_INTERNAL_ERROR; + } + talloc_unlink(s, schema_ldb); + } + + cycle_before_switching = lpcfg_parm_long(s->lp_ctx, NULL, + "become dc", + "schema convert retrial", 1); + + provision_schema->resolving_in_progress = true; + s->self_made_schema->resolving_in_progress = true; + + status = dsdb_repl_resolve_working_schema(s->ldb, + pfm_remote, + cycle_before_switching, + provision_schema, + s->self_made_schema, + object_count, + first_object); + if (!W_ERROR_IS_OK(status)) { + DEBUG(0, ("%s: dsdb_repl_resolve_working_schema() failed: %s", + __location__, win_errstr(status))); + return status; + } + + /* free temp objects for 1st conversion phase */ + talloc_unlink(s, provision_schema); + + s->self_made_schema->resolving_in_progress = false; + + /* + * attach the schema we just brought over DRS to the ldb, + * so we can use it in dsdb_convert_object_ex below + */ + ret = dsdb_set_schema(s->ldb, s->self_made_schema, SCHEMA_WRITE); + if (ret != LDB_SUCCESS) { + DEBUG(0,("Failed to attach working schema from DRS.\n")); + return WERR_INTERNAL_ERROR; + } + + /* we don't want to access the self made schema anymore */ + s->schema = s->self_made_schema; + s->self_made_schema = NULL; + + partition_dn = ldb_dn_new(s, s->ldb, c->partition->nc.dn); + if (partition_dn == NULL) { + DEBUG(0,("Failed to parse partition DN from DRS.\n")); + return WERR_INVALID_PARAMETER; + } + + /* Now convert the schema elements again, using the schema we finalised, ready to actually import */ + status = dsdb_replicated_objects_convert(s->ldb, + s->schema, + partition_dn, + mapping_ctr, + object_count, + first_object, + linked_attributes_count, + linked_attributes, + s_dsa, + uptodateness_vector, + c->gensec_skey, + 0, + s, &schema_objs); + if (!W_ERROR_IS_OK(status)) { + DEBUG(0,("Failed to convert objects when trying to import over DRS (2nd pass, to store remote schema): %s\n", win_errstr(status))); + return status; + } + + if (lpcfg_parm_bool(s->lp_ctx, NULL, "become dc", "dump objects", false)) { + for (i=0; i < schema_objs->num_objects; i++) { + struct ldb_ldif ldif; + fprintf(stdout, "#\n"); + ldif.changetype = LDB_CHANGETYPE_NONE; + ldif.msg = schema_objs->objects[i].msg; + ldb_ldif_write_file(s->ldb, stdout, &ldif); + NDR_PRINT_DEBUG(replPropertyMetaDataBlob, schema_objs->objects[i].meta_data); + } + } + + status = dsdb_replicated_objects_commit(s->ldb, NULL, schema_objs, &seq_num); + if (!W_ERROR_IS_OK(status)) { + DEBUG(0,("Failed to commit objects: %s\n", win_errstr(status))); + return status; + } + + msg = ldb_msg_new(schema_objs); + if (msg == NULL) { + return WERR_NOT_ENOUGH_MEMORY; + } + msg->dn = schema_objs->partition_dn; + + /* We must ensure a prefixMap has been written. Unlike other + * attributes (including schemaInfo), it is not replicated in + * the normal replication stream. We can use the one from + * s->prefixmap_blob because we operate with one, unchanging + * prefixMap for this entire operation. */ + ret = ldb_msg_add_value(msg, "prefixMap", &s->prefixmap_blob, &prefixMap_el); + if (ret != LDB_SUCCESS) { + return WERR_NOT_ENOUGH_MEMORY; + } + /* We want to know if a prefixMap was written already, as it + * would mean that the above comment was not true, and we have + * somehow updated the prefixMap during this transaction */ + prefixMap_el->flags = LDB_FLAG_MOD_ADD; + + ret = dsdb_modify(s->ldb, msg, DSDB_FLAG_AS_SYSTEM); + if (ret != LDB_SUCCESS) { + DEBUG(0,("Failed to add prefixMap: %s\n", ldb_errstring(s->ldb))); + return WERR_INTERNAL_ERROR; + } + + talloc_free(s_dsa); + talloc_free(schema_objs); + + s->schema = dsdb_get_schema(s->ldb, s); + if (!s->schema) { + DEBUG(0,("Failed to get loaded dsdb_schema\n")); + return WERR_INTERNAL_ERROR; + } + + return WERR_OK; +} + +WERROR libnet_vampire_cb_schema_chunk(void *private_data, + const struct libnet_BecomeDC_StoreChunk *c) +{ + struct libnet_vampire_cb_state *s = talloc_get_type(private_data, struct libnet_vampire_cb_state); + WERROR werr; + const struct drsuapi_DsReplicaOIDMapping_Ctr *mapping_ctr; + uint32_t nc_object_count; + uint32_t nc_total_received = 0; + uint32_t object_count; + struct drsuapi_DsReplicaObjectListItemEx *first_object; + struct drsuapi_DsReplicaObjectListItemEx *cur; + uint32_t nc_linked_attributes_count; + uint32_t linked_attributes_count; + + switch (c->ctr_level) { + case 1: + mapping_ctr = &c->ctr1->mapping_ctr; + nc_object_count = c->ctr1->extended_ret; /* maybe w2k send this unexpected? */ + object_count = c->ctr1->object_count; + first_object = c->ctr1->first_object; + nc_linked_attributes_count = 0; + linked_attributes_count = 0; + break; + case 6: + mapping_ctr = &c->ctr6->mapping_ctr; + nc_object_count = c->ctr6->nc_object_count; + object_count = c->ctr6->object_count; + first_object = c->ctr6->first_object; + nc_linked_attributes_count = c->ctr6->nc_linked_attributes_count; + linked_attributes_count = c->ctr6->linked_attributes_count; + break; + default: + return WERR_INVALID_PARAMETER; + } + + if (!s->schema_part.first_object) { + nc_total_received = object_count; + } else { + nc_total_received = s->schema_part.object_count + object_count; + } + if (nc_object_count) { + DEBUG(0,("Schema-DN[%s] objects[%u/%u] linked_values[%u/%u]\n", + c->partition->nc.dn, nc_total_received, nc_object_count, + linked_attributes_count, nc_linked_attributes_count)); + } else { + DEBUG(0,("Schema-DN[%s] objects[%u] linked_values[%u]\n", + c->partition->nc.dn, nc_total_received, linked_attributes_count)); + } + + if (!s->self_made_schema) { + struct drsuapi_DsReplicaOIDMapping_Ctr mapping_ctr_without_schema_info; + /* Put the DRS prefixmap aside for the schema we are + * about to load in the provision, and into the one we + * are making with the help of DRS */ + + mapping_ctr_without_schema_info = *mapping_ctr; + + /* This strips off the 0xFF schema info from the end, + * because we don't want it in the blob */ + if (mapping_ctr_without_schema_info.num_mappings > 0) { + mapping_ctr_without_schema_info.num_mappings--; + } + werr = dsdb_get_drsuapi_prefixmap_as_blob(&mapping_ctr_without_schema_info, s, &s->prefixmap_blob); + if (!W_ERROR_IS_OK(werr)) { + return werr; + } + + /* Set up two manually-constructed schema - the local + * schema from the provision will be used to build + * one, which will then in turn be used to build the + * other. */ + s->self_made_schema = dsdb_new_schema(s); + if (s->self_made_schema == NULL) { + return WERR_NOT_ENOUGH_MEMORY; + } + + werr = dsdb_load_prefixmap_from_drsuapi(s->self_made_schema, mapping_ctr); + if (!W_ERROR_IS_OK(werr)) { + return werr; + } + } else { + werr = dsdb_schema_pfm_contains_drsuapi_pfm(s->self_made_schema->prefixmap, mapping_ctr); + if (!W_ERROR_IS_OK(werr)) { + return werr; + } + } + + if (!s->schema_part.first_object) { + s->schema_part.object_count = object_count; + s->schema_part.first_object = talloc_steal(s, first_object); + } else { + s->schema_part.object_count += object_count; + s->schema_part.last_object->next_object = talloc_steal(s->schema_part.last_object, + first_object); + } + if (first_object != NULL) { + for (cur = first_object; cur->next_object; cur = cur->next_object) {} + } else { + cur = first_object; + } + + s->schema_part.last_object = cur; + + if (!c->partition->more_data) { + return libnet_vampire_cb_apply_schema(s, c); + } + + return WERR_OK; +} + +WERROR libnet_vampire_cb_store_chunk(void *private_data, + const struct libnet_BecomeDC_StoreChunk *c) +{ + struct libnet_vampire_cb_state *s = talloc_get_type(private_data, struct libnet_vampire_cb_state); + WERROR status; + struct dsdb_schema *schema; + const struct drsuapi_DsReplicaOIDMapping_Ctr *mapping_ctr; + uint32_t nc_object_count; + uint32_t object_count; + struct drsuapi_DsReplicaObjectListItemEx *first_object; + uint32_t nc_linked_attributes_count; + uint32_t linked_attributes_count; + struct drsuapi_DsReplicaLinkedAttribute *linked_attributes; + const struct drsuapi_DsReplicaCursor2CtrEx *uptodateness_vector; + struct dsdb_extended_replicated_objects *objs; + uint32_t req_replica_flags; + uint32_t dsdb_repl_flags = 0; + struct repsFromTo1 *s_dsa; + char *tmp_dns_name; + uint32_t i; + uint64_t seq_num = 0; + bool is_exop = false; + struct ldb_dn *partition_dn = NULL; + struct ldb_dn *nc_root = NULL; + + s_dsa = talloc_zero(s, struct repsFromTo1); + if (s_dsa == NULL) { + return WERR_NOT_ENOUGH_MEMORY; + } + s_dsa->other_info = talloc(s_dsa, struct repsFromTo1OtherInfo); + if (s_dsa->other_info == NULL) { + return WERR_NOT_ENOUGH_MEMORY; + } + + switch (c->ctr_level) { + case 1: + mapping_ctr = &c->ctr1->mapping_ctr; + nc_object_count = c->ctr1->extended_ret; /* maybe w2k send this unexpected? */ + object_count = c->ctr1->object_count; + first_object = c->ctr1->first_object; + nc_linked_attributes_count = 0; + linked_attributes_count = 0; + linked_attributes = NULL; + s_dsa->highwatermark = c->ctr1->new_highwatermark; + s_dsa->source_dsa_obj_guid = c->ctr1->source_dsa_guid; + s_dsa->source_dsa_invocation_id = c->ctr1->source_dsa_invocation_id; + uptodateness_vector = NULL; /* TODO: map it */ + break; + case 6: + mapping_ctr = &c->ctr6->mapping_ctr; + nc_object_count = c->ctr6->nc_object_count; + object_count = c->ctr6->object_count; + first_object = c->ctr6->first_object; + nc_linked_attributes_count = c->ctr6->nc_linked_attributes_count; + linked_attributes_count = c->ctr6->linked_attributes_count; + linked_attributes = c->ctr6->linked_attributes; + s_dsa->highwatermark = c->ctr6->new_highwatermark; + s_dsa->source_dsa_obj_guid = c->ctr6->source_dsa_guid; + s_dsa->source_dsa_invocation_id = c->ctr6->source_dsa_invocation_id; + uptodateness_vector = c->ctr6->uptodateness_vector; + break; + default: + return WERR_INVALID_PARAMETER; + } + + switch (c->req_level) { + case 0: + /* none */ + req_replica_flags = 0; + break; + case 5: + if (c->req5->extended_op != DRSUAPI_EXOP_NONE) { + is_exop = true; + } + req_replica_flags = c->req5->replica_flags; + break; + case 8: + if (c->req8->extended_op != DRSUAPI_EXOP_NONE) { + is_exop = true; + } + req_replica_flags = c->req8->replica_flags; + break; + case 10: + if (c->req10->extended_op != DRSUAPI_EXOP_NONE) { + is_exop = true; + } + req_replica_flags = c->req10->replica_flags; + + if (c->req10->more_flags & DRSUAPI_DRS_GET_TGT) { + dsdb_repl_flags |= DSDB_REPL_FLAG_TARGETS_UPTODATE; + } + break; + default: + return WERR_INVALID_PARAMETER; + } + + /* + * If the peer DC doesn't support GET_TGT (req v10), then the link + * targets are as up-to-date as they're ever gonna be. (Without this, + * cases where we'd normally retry with GET_TGT cause the join to fail) + */ + if (c->req_level < 10) { + dsdb_repl_flags |= DSDB_REPL_FLAG_TARGETS_UPTODATE; + } + + if (req_replica_flags & DRSUAPI_DRS_CRITICAL_ONLY || is_exop) { + /* + * If we only replicate the critical objects, or this + * is an exop we should not remember what we already + * got, as it is incomplete. + */ + ZERO_STRUCT(s_dsa->highwatermark); + uptodateness_vector = NULL; + dsdb_repl_flags |= DSDB_REPL_FLAG_OBJECT_SUBSET; + } + + /* TODO: avoid hardcoded flags */ + s_dsa->replica_flags = DRSUAPI_DRS_WRIT_REP + | DRSUAPI_DRS_INIT_SYNC + | DRSUAPI_DRS_PER_SYNC; + memset(s_dsa->schedule, 0x11, sizeof(s_dsa->schedule)); + + tmp_dns_name = GUID_string(s_dsa->other_info, &s_dsa->source_dsa_obj_guid); + if (tmp_dns_name == NULL) { + return WERR_NOT_ENOUGH_MEMORY; + } + tmp_dns_name = talloc_asprintf_append_buffer(tmp_dns_name, "._msdcs.%s", c->forest->dns_name); + if (tmp_dns_name == NULL) { + return WERR_NOT_ENOUGH_MEMORY; + } + s_dsa->other_info->dns_name = tmp_dns_name; + + /* we want to show a count per partition */ + if (!s->last_partition || strcmp(s->last_partition, c->partition->nc.dn) != 0) { + s->total_objects = 0; + s->total_links = 0; + talloc_free(s->last_partition); + s->last_partition = talloc_strdup(s, c->partition->nc.dn); + } + s->total_objects += object_count; + s->total_links += linked_attributes_count; + + partition_dn = ldb_dn_new(s_dsa, s->ldb, c->partition->nc.dn); + if (partition_dn == NULL) { + DEBUG(0,("Failed to parse partition DN from DRS.\n")); + return WERR_INVALID_PARAMETER; + } + + if (is_exop) { + int ret; + if (nc_object_count) { + DEBUG(0,("Exop on[%s] objects[%u/%u] linked_values[%u/%u]\n", + c->partition->nc.dn, s->total_objects, nc_object_count, + s->total_links, nc_linked_attributes_count)); + } else { + DEBUG(0,("Exop on[%s] objects[%u] linked_values[%u]\n", + c->partition->nc.dn, s->total_objects, linked_attributes_count)); + } + ret = dsdb_find_nc_root(s->ldb, s_dsa, + partition_dn, &nc_root); + if (ret != LDB_SUCCESS) { + DEBUG(0,(__location__ ": Failed to find nc_root for %s\n", + ldb_dn_get_linearized(partition_dn))); + return WERR_INTERNAL_ERROR; + } + } else { + if (nc_object_count) { + DEBUG(0,("Partition[%s] objects[%u/%u] linked_values[%u/%u]\n", + c->partition->nc.dn, s->total_objects, nc_object_count, + s->total_links, nc_linked_attributes_count)); + } else { + DEBUG(0,("Partition[%s] objects[%u] linked_values[%u]\n", + c->partition->nc.dn, s->total_objects, s->total_links)); + } + nc_root = partition_dn; + } + + + schema = dsdb_get_schema(s->ldb, NULL); + if (!schema) { + DEBUG(0,(__location__ ": Schema is not loaded yet!\n")); + return WERR_INTERNAL_ERROR; + } + + if (req_replica_flags & DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS) { + dsdb_repl_flags |= DSDB_REPL_FLAG_PRIORITISE_INCOMING; + } + + if (req_replica_flags & DRSUAPI_DRS_SPECIAL_SECRET_PROCESSING) { + dsdb_repl_flags |= DSDB_REPL_FLAG_EXPECT_NO_SECRETS; + } + + status = dsdb_replicated_objects_convert(s->ldb, + schema, + nc_root, + mapping_ctr, + object_count, + first_object, + linked_attributes_count, + linked_attributes, + s_dsa, + uptodateness_vector, + c->gensec_skey, + dsdb_repl_flags, + s, &objs); + if (!W_ERROR_IS_OK(status)) { + DEBUG(0,("Failed to convert objects: %s\n", win_errstr(status))); + return status; + } + + if (lpcfg_parm_bool(s->lp_ctx, NULL, "become dc", "dump objects", false)) { + for (i=0; i < objs->num_objects; i++) { + struct ldb_ldif ldif; + fprintf(stdout, "#\n"); + ldif.changetype = LDB_CHANGETYPE_NONE; + ldif.msg = objs->objects[i].msg; + ldb_ldif_write_file(s->ldb, stdout, &ldif); + NDR_PRINT_DEBUG(replPropertyMetaDataBlob, objs->objects[i].meta_data); + } + } + status = dsdb_replicated_objects_commit(s->ldb, NULL, objs, &seq_num); + if (!W_ERROR_IS_OK(status)) { + DEBUG(0,("Failed to commit objects: %s\n", win_errstr(status))); + return status; + } + + /* reset debug counters once we've finished replicating the partition */ + if (!c->partition->more_data) { + s->total_objects = 0; + s->total_links = 0; + } + + talloc_free(s_dsa); + talloc_free(objs); + + for (i=0; i < linked_attributes_count; i++) { + const struct dsdb_attribute *sa; + + if (!linked_attributes[i].identifier) { + DEBUG(0, ("No linked attribute identifier\n")); + return WERR_INTERNAL_ERROR; + } + + if (!linked_attributes[i].value.blob) { + DEBUG(0, ("No linked attribute value\n")); + return WERR_INTERNAL_ERROR; + } + + sa = dsdb_attribute_by_attributeID_id(s->schema, + linked_attributes[i].attid); + if (!sa) { + DEBUG(0, ("Unable to find attribute via attribute id %d\n", linked_attributes[i].attid)); + return WERR_INTERNAL_ERROR; + } + + if (lpcfg_parm_bool(s->lp_ctx, NULL, "become dc", "dump objects", false)) { + DEBUG(0,("# %s\n", sa->lDAPDisplayName)); + NDR_PRINT_DEBUG(drsuapi_DsReplicaLinkedAttribute, &linked_attributes[i]); + dump_data(0, + linked_attributes[i].value.blob->data, + linked_attributes[i].value.blob->length); + } + } + + return WERR_OK; +} + |