diff options
Diffstat (limited to 'source/libnet/libnet_dssync.c')
| -rw-r--r-- | source/libnet/libnet_dssync.c | 720 |
1 files changed, 0 insertions, 720 deletions
diff --git a/source/libnet/libnet_dssync.c b/source/libnet/libnet_dssync.c deleted file mode 100644 index bae03effed..0000000000 --- a/source/libnet/libnet_dssync.c +++ /dev/null @@ -1,720 +0,0 @@ -/* - Unix SMB/CIFS implementation. - - Copyright (C) Stefan (metze) Metzmacher 2005 - Copyright (C) Guenther Deschner 2008 - Copyright (C) Michael Adam 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" - -/**************************************************************** -****************************************************************/ - -static int libnet_dssync_free_context(struct dssync_context *ctx) -{ - if (!ctx) { - return 0; - } - - if (is_valid_policy_hnd(&ctx->bind_handle) && ctx->cli) { - rpccli_drsuapi_DsUnbind(ctx->cli, ctx, &ctx->bind_handle, NULL); - } - - return 0; -} - -/**************************************************************** -****************************************************************/ - -NTSTATUS libnet_dssync_init_context(TALLOC_CTX *mem_ctx, - struct dssync_context **ctx_p) -{ - struct dssync_context *ctx; - - ctx = TALLOC_ZERO_P(mem_ctx, struct dssync_context); - NT_STATUS_HAVE_NO_MEMORY(ctx); - - talloc_set_destructor(ctx, libnet_dssync_free_context); - ctx->clean_old_entries = false; - - *ctx_p = ctx; - - return NT_STATUS_OK; -} - -/**************************************************************** -****************************************************************/ - -static DATA_BLOB *decrypt_attr_val(TALLOC_CTX *mem_ctx, - DATA_BLOB *session_key, - uint32_t rid, - enum drsuapi_DsAttributeId id, - DATA_BLOB *raw_data) -{ - bool rcrypt = false; - DATA_BLOB out_data; - - ZERO_STRUCT(out_data); - - switch (id) { - case DRSUAPI_ATTRIBUTE_dBCSPwd: - case DRSUAPI_ATTRIBUTE_unicodePwd: - case DRSUAPI_ATTRIBUTE_ntPwdHistory: - case DRSUAPI_ATTRIBUTE_lmPwdHistory: - rcrypt = true; - break; - case DRSUAPI_ATTRIBUTE_supplementalCredentials: - case DRSUAPI_ATTRIBUTE_priorValue: - case DRSUAPI_ATTRIBUTE_currentValue: - case DRSUAPI_ATTRIBUTE_trustAuthOutgoing: - case DRSUAPI_ATTRIBUTE_trustAuthIncoming: - case DRSUAPI_ATTRIBUTE_initialAuthOutgoing: - case DRSUAPI_ATTRIBUTE_initialAuthIncoming: - break; - default: - return raw_data; - } - - out_data = decrypt_drsuapi_blob(mem_ctx, session_key, rcrypt, - rid, raw_data); - - if (out_data.length) { - return (DATA_BLOB *)talloc_memdup(mem_ctx, &out_data, sizeof(DATA_BLOB)); - } - - return raw_data; -} - -/**************************************************************** -****************************************************************/ - -static void parse_obj_identifier(struct drsuapi_DsReplicaObjectIdentifier *id, - uint32_t *rid) -{ - if (!id || !rid) { - return; - } - - *rid = 0; - - if (id->sid.num_auths > 0) { - *rid = id->sid.sub_auths[id->sid.num_auths - 1]; - } -} - -/**************************************************************** -****************************************************************/ - -static void parse_obj_attribute(TALLOC_CTX *mem_ctx, - DATA_BLOB *session_key, - uint32_t rid, - struct drsuapi_DsReplicaAttribute *attr) -{ - int i = 0; - - for (i=0; i<attr->value_ctr.num_values; i++) { - - DATA_BLOB *plain_data = NULL; - - plain_data = decrypt_attr_val(mem_ctx, - session_key, - rid, - attr->attid, - attr->value_ctr.values[i].blob); - - attr->value_ctr.values[i].blob = plain_data; - } -} - -/**************************************************************** -****************************************************************/ - -static void libnet_dssync_decrypt_attributes(TALLOC_CTX *mem_ctx, - DATA_BLOB *session_key, - struct drsuapi_DsReplicaObjectListItemEx *cur) -{ - for (; cur; cur = cur->next_object) { - - uint32_t i; - uint32_t rid = 0; - - parse_obj_identifier(cur->object.identifier, &rid); - - for (i=0; i < cur->object.attribute_ctr.num_attributes; i++) { - - struct drsuapi_DsReplicaAttribute *attr; - - attr = &cur->object.attribute_ctr.attributes[i]; - - if (attr->value_ctr.num_values < 1) { - continue; - } - - if (!attr->value_ctr.values[0].blob) { - continue; - } - - parse_obj_attribute(mem_ctx, - session_key, - rid, - attr); - } - } -} -/**************************************************************** -****************************************************************/ - -static NTSTATUS libnet_dssync_bind(TALLOC_CTX *mem_ctx, - struct dssync_context *ctx) -{ - NTSTATUS status; - WERROR werr; - - struct GUID bind_guid; - struct drsuapi_DsBindInfoCtr bind_info; - struct drsuapi_DsBindInfo28 info28; - - ZERO_STRUCT(info28); - - GUID_from_string(DRSUAPI_DS_BIND_GUID, &bind_guid); - - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_BASE; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ASYNC_REPLICATION; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_REMOVEAPI; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_MOVEREQ_V2; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHG_COMPRESS; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V1; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_RESTORE_USN_OPTIMIZATION; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_KCC_EXECUTE; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRY_V2; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_LINKED_VALUE_REPLICATION; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V2; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_INSTANCE_TYPE_NOT_REQ_ON_MOD; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_CRYPTO_BIND; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GET_REPL_INFO; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_STRONG_ENCRYPTION; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V01; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_TRANSITIVE_MEMBERSHIP; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADD_SID_HISTORY; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_POST_BETA3; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GET_MEMBERSHIPS2; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V6; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_NONDOMAIN_NCS; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V5; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V6; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRYREPLY_V3; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V7; - info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_VERIFY_OBJECT; - info28.site_guid = GUID_zero(); - info28.pid = 508; - info28.repl_epoch = 0; - - bind_info.length = 28; - bind_info.info.info28 = info28; - - status = rpccli_drsuapi_DsBind(ctx->cli, mem_ctx, - &bind_guid, - &bind_info, - &ctx->bind_handle, - &werr); - - if (!NT_STATUS_IS_OK(status)) { - return status; - } - - if (!W_ERROR_IS_OK(werr)) { - return werror_to_ntstatus(werr); - } - - ZERO_STRUCT(ctx->remote_info28); - switch (bind_info.length) { - case 24: { - struct drsuapi_DsBindInfo24 *info24; - info24 = &bind_info.info.info24; - ctx->remote_info28.site_guid = info24->site_guid; - ctx->remote_info28.supported_extensions = info24->supported_extensions; - ctx->remote_info28.pid = info24->pid; - ctx->remote_info28.repl_epoch = 0; - break; - } - case 28: - ctx->remote_info28 = bind_info.info.info28; - break; - case 48: { - struct drsuapi_DsBindInfo48 *info48; - info48 = &bind_info.info.info48; - ctx->remote_info28.site_guid = info48->site_guid; - ctx->remote_info28.supported_extensions = info48->supported_extensions; - ctx->remote_info28.pid = info48->pid; - ctx->remote_info28.repl_epoch = info48->repl_epoch; - break; - } - default: - DEBUG(1, ("Warning: invalid info length in bind info: %d\n", - bind_info.length)); - break; - } - - return status; -} - -/**************************************************************** -****************************************************************/ - -static NTSTATUS libnet_dssync_lookup_nc(TALLOC_CTX *mem_ctx, - struct dssync_context *ctx) -{ - NTSTATUS status; - WERROR werr; - int32_t level = 1; - union drsuapi_DsNameRequest req; - int32_t level_out; - struct drsuapi_DsNameString names[1]; - union drsuapi_DsNameCtr ctr; - - names[0].str = talloc_asprintf(mem_ctx, "%s\\", ctx->domain_name); - NT_STATUS_HAVE_NO_MEMORY(names[0].str); - - req.req1.codepage = 1252; /* german */ - req.req1.language = 0x00000407; /* german */ - req.req1.count = 1; - req.req1.names = names; - req.req1.format_flags = DRSUAPI_DS_NAME_FLAG_NO_FLAGS; - req.req1.format_offered = DRSUAPI_DS_NAME_FORMAT_UKNOWN; - req.req1.format_desired = DRSUAPI_DS_NAME_FORMAT_FQDN_1779; - - status = rpccli_drsuapi_DsCrackNames(ctx->cli, mem_ctx, - &ctx->bind_handle, - level, - &req, - &level_out, - &ctr, - &werr); - if (!NT_STATUS_IS_OK(status)) { - ctx->error_message = talloc_asprintf(ctx, - "Failed to lookup DN for domain name: %s", - get_friendly_werror_msg(werr)); - return status; - } - - if (!W_ERROR_IS_OK(werr)) { - return werror_to_ntstatus(werr); - } - - if (ctr.ctr1->count != 1) { - return NT_STATUS_UNSUCCESSFUL; - } - - if (ctr.ctr1->array[0].status != DRSUAPI_DS_NAME_STATUS_OK) { - return NT_STATUS_UNSUCCESSFUL; - } - - ctx->nc_dn = talloc_strdup(mem_ctx, ctr.ctr1->array[0].result_name); - NT_STATUS_HAVE_NO_MEMORY(ctx->nc_dn); - - if (!ctx->dns_domain_name) { - ctx->dns_domain_name = talloc_strdup_upper(mem_ctx, - ctr.ctr1->array[0].dns_domain_name); - NT_STATUS_HAVE_NO_MEMORY(ctx->dns_domain_name); - } - - return NT_STATUS_OK; -} - -/**************************************************************** -****************************************************************/ - -static NTSTATUS libnet_dssync_init(TALLOC_CTX *mem_ctx, - struct dssync_context *ctx) -{ - NTSTATUS status; - - status = libnet_dssync_bind(mem_ctx, ctx); - if (!NT_STATUS_IS_OK(status)) { - return status; - } - - if (!ctx->nc_dn) { - status = libnet_dssync_lookup_nc(mem_ctx, ctx); - } - - return status; -} - -/**************************************************************** -****************************************************************/ - -static NTSTATUS libnet_dssync_build_request(TALLOC_CTX *mem_ctx, - struct dssync_context *ctx, - const char *dn, - struct replUpToDateVectorBlob *utdv, - int32_t *plevel, - union drsuapi_DsGetNCChangesRequest *preq) -{ - NTSTATUS status; - uint32_t count; - int32_t level; - union drsuapi_DsGetNCChangesRequest req; - struct dom_sid null_sid; - enum drsuapi_DsExtendedOperation extended_op; - struct drsuapi_DsReplicaObjectIdentifier *nc = NULL; - struct drsuapi_DsReplicaCursorCtrEx *cursors = NULL; - - uint32_t replica_flags = DRSUAPI_DS_REPLICA_NEIGHBOUR_WRITEABLE | - DRSUAPI_DS_REPLICA_NEIGHBOUR_SYNC_ON_STARTUP | - DRSUAPI_DS_REPLICA_NEIGHBOUR_DO_SCHEDULED_SYNCS | - DRSUAPI_DS_REPLICA_NEIGHBOUR_RETURN_OBJECT_PARENTS | - DRSUAPI_DS_REPLICA_NEIGHBOUR_NEVER_SYNCED; - - ZERO_STRUCT(null_sid); - ZERO_STRUCT(req); - - if (ctx->remote_info28.supported_extensions - & DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8) - { - level = 8; - } else { - level = 5; - } - - nc = TALLOC_ZERO_P(mem_ctx, struct drsuapi_DsReplicaObjectIdentifier); - if (!nc) { - status = NT_STATUS_NO_MEMORY; - goto fail; - } - nc->dn = dn; - nc->guid = GUID_zero(); - nc->sid = null_sid; - - if (!ctx->single_object_replication && - !ctx->force_full_replication && utdv) - { - cursors = TALLOC_ZERO_P(mem_ctx, - struct drsuapi_DsReplicaCursorCtrEx); - if (!cursors) { - status = NT_STATUS_NO_MEMORY; - goto fail; - } - - switch (utdv->version) { - case 1: - cursors->count = utdv->ctr.ctr1.count; - cursors->cursors = utdv->ctr.ctr1.cursors; - break; - case 2: - cursors->count = utdv->ctr.ctr2.count; - cursors->cursors = talloc_array(cursors, - struct drsuapi_DsReplicaCursor, - cursors->count); - if (!cursors->cursors) { - status = NT_STATUS_NO_MEMORY; - goto fail; - } - for (count = 0; count < cursors->count; count++) { - cursors->cursors[count].source_dsa_invocation_id = - utdv->ctr.ctr2.cursors[count].source_dsa_invocation_id; - cursors->cursors[count].highest_usn = - utdv->ctr.ctr2.cursors[count].highest_usn; - } - break; - } - } - - if (ctx->single_object_replication) { - extended_op = DRSUAPI_EXOP_REPL_OBJ; - } else { - extended_op = DRSUAPI_EXOP_NONE; - } - - if (level == 8) { - req.req8.naming_context = nc; - req.req8.replica_flags = replica_flags; - req.req8.max_object_count = 402; - req.req8.max_ndr_size = 402116; - req.req8.uptodateness_vector = cursors; - req.req8.extended_op = extended_op; - } else if (level == 5) { - req.req5.naming_context = nc; - req.req5.replica_flags = replica_flags; - req.req5.max_object_count = 402; - req.req5.max_ndr_size = 402116; - req.req5.uptodateness_vector = cursors; - req.req5.extended_op = extended_op; - } else { - status = NT_STATUS_INVALID_PARAMETER; - goto fail; - } - - if (plevel) { - *plevel = level; - } - - if (preq) { - *preq = req; - } - - return NT_STATUS_OK; - -fail: - TALLOC_FREE(nc); - TALLOC_FREE(cursors); - return status; -} - -static NTSTATUS libnet_dssync_getncchanges(TALLOC_CTX *mem_ctx, - struct dssync_context *ctx, - int32_t level, - union drsuapi_DsGetNCChangesRequest *req, - struct replUpToDateVectorBlob **pnew_utdv) -{ - NTSTATUS status; - WERROR werr; - union drsuapi_DsGetNCChangesCtr ctr; - struct drsuapi_DsGetNCChangesCtr1 *ctr1 = NULL; - struct drsuapi_DsGetNCChangesCtr6 *ctr6 = NULL; - struct replUpToDateVectorBlob *new_utdv = NULL; - int32_t level_out = 0; - int32_t out_level = 0; - int y; - bool last_query; - - if (!ctx->single_object_replication) { - new_utdv = TALLOC_ZERO_P(mem_ctx, struct replUpToDateVectorBlob); - if (!new_utdv) { - status = NT_STATUS_NO_MEMORY; - goto out; - } - } - - for (y=0, last_query = false; !last_query; y++) { - struct drsuapi_DsReplicaObjectListItemEx *first_object = NULL; - struct drsuapi_DsReplicaOIDMapping_Ctr *mapping_ctr = NULL; - - if (level == 8) { - DEBUG(1,("start[%d] tmp_higest_usn: %llu , highest_usn: %llu\n",y, - (long long)req->req8.highwatermark.tmp_highest_usn, - (long long)req->req8.highwatermark.highest_usn)); - } else if (level == 5) { - DEBUG(1,("start[%d] tmp_higest_usn: %llu , highest_usn: %llu\n",y, - (long long)req->req5.highwatermark.tmp_highest_usn, - (long long)req->req5.highwatermark.highest_usn)); - } - - status = rpccli_drsuapi_DsGetNCChanges(ctx->cli, mem_ctx, - &ctx->bind_handle, - level, - req, - &level_out, - &ctr, - &werr); - if (!NT_STATUS_IS_OK(status)) { - ctx->error_message = talloc_asprintf(ctx, - "Failed to get NC Changes: %s", - get_friendly_werror_msg(werr)); - goto out; - } - - if (!W_ERROR_IS_OK(werr)) { - status = werror_to_ntstatus(werr); - goto out; - } - - if (level_out == 1) { - out_level = 1; - ctr1 = &ctr.ctr1; - } else if (level_out == 2) { - out_level = 1; - ctr1 = ctr.ctr2.ctr.mszip1.ctr1; - } else if (level_out == 6) { - out_level = 6; - ctr6 = &ctr.ctr6; - } else if (level_out == 7 - && ctr.ctr7.level == 6 - && ctr.ctr7.type == DRSUAPI_COMPRESSION_TYPE_MSZIP) { - out_level = 6; - ctr6 = ctr.ctr7.ctr.mszip6.ctr6; - } - - if (out_level == 1) { - DEBUG(1,("end[%d] tmp_highest_usn: %llu , highest_usn: %llu\n",y, - (long long)ctr1->new_highwatermark.tmp_highest_usn, - (long long)ctr1->new_highwatermark.highest_usn)); - - first_object = ctr1->first_object; - mapping_ctr = &ctr1->mapping_ctr; - - if (ctr1->more_data) { - req->req5.highwatermark = ctr1->new_highwatermark; - } else { - last_query = true; - if (ctr1->uptodateness_vector && - !ctx->single_object_replication) - { - new_utdv->version = 1; - new_utdv->ctr.ctr1.count = - ctr1->uptodateness_vector->count; - new_utdv->ctr.ctr1.cursors = - ctr1->uptodateness_vector->cursors; - } - } - } else if (out_level == 6) { - DEBUG(1,("end[%d] tmp_highest_usn: %llu , highest_usn: %llu\n",y, - (long long)ctr6->new_highwatermark.tmp_highest_usn, - (long long)ctr6->new_highwatermark.highest_usn)); - - first_object = ctr6->first_object; - mapping_ctr = &ctr6->mapping_ctr; - - if (ctr6->more_data) { - req->req8.highwatermark = ctr6->new_highwatermark; - } else { - last_query = true; - if (ctr6->uptodateness_vector && - !ctx->single_object_replication) - { - new_utdv->version = 2; - new_utdv->ctr.ctr2.count = - ctr6->uptodateness_vector->count; - new_utdv->ctr.ctr2.cursors = - ctr6->uptodateness_vector->cursors; - } - } - } - - status = cli_get_session_key(mem_ctx, ctx->cli, &ctx->session_key); - if (!NT_STATUS_IS_OK(status)) { - ctx->error_message = talloc_asprintf(ctx, - "Failed to get Session Key: %s", - nt_errstr(status)); - goto out; - } - - libnet_dssync_decrypt_attributes(mem_ctx, - &ctx->session_key, - first_object); - - if (ctx->ops->process_objects) { - status = ctx->ops->process_objects(ctx, mem_ctx, - first_object, - mapping_ctr); - if (!NT_STATUS_IS_OK(status)) { - ctx->error_message = talloc_asprintf(ctx, - "Failed to call processing function: %s", - nt_errstr(status)); - goto out; - } - } - } - - *pnew_utdv = new_utdv; - -out: - return status; -} - -static NTSTATUS libnet_dssync_process(TALLOC_CTX *mem_ctx, - struct dssync_context *ctx) -{ - NTSTATUS status; - - int32_t level = 0; - union drsuapi_DsGetNCChangesRequest req; - struct replUpToDateVectorBlob *old_utdv = NULL; - struct replUpToDateVectorBlob *pnew_utdv = NULL; - const char **dns; - uint32_t dn_count; - uint32_t count; - - status = ctx->ops->startup(ctx, mem_ctx, &old_utdv); - if (!NT_STATUS_IS_OK(status)) { - ctx->error_message = talloc_asprintf(ctx, - "Failed to call startup operation: %s", - nt_errstr(status)); - goto out; - } - - if (ctx->single_object_replication && ctx->object_dns) { - dns = ctx->object_dns; - dn_count = ctx->object_count; - } else { - dns = &ctx->nc_dn; - dn_count = 1; - } - - for (count=0; count < dn_count; count++) { - status = libnet_dssync_build_request(mem_ctx, ctx, - dns[count], - old_utdv, &level, - &req); - if (!NT_STATUS_IS_OK(status)) { - goto out; - } - - status = libnet_dssync_getncchanges(mem_ctx, ctx, level, &req, - &pnew_utdv); - if (!NT_STATUS_IS_OK(status)) { - ctx->error_message = talloc_asprintf(ctx, - "Failed to call DsGetNCCHanges: %s", - nt_errstr(status)); - goto out; - } - } - - status = ctx->ops->finish(ctx, mem_ctx, pnew_utdv); - if (!NT_STATUS_IS_OK(status)) { - ctx->error_message = talloc_asprintf(ctx, - "Failed to call finishing operation: %s", - nt_errstr(status)); - goto out; - } - - out: - return status; -} - -/**************************************************************** -****************************************************************/ - -NTSTATUS libnet_dssync(TALLOC_CTX *mem_ctx, - struct dssync_context *ctx) -{ - NTSTATUS status; - TALLOC_CTX *tmp_ctx; - - tmp_ctx = talloc_new(mem_ctx); - if (!tmp_ctx) { - return NT_STATUS_NO_MEMORY; - } - - status = libnet_dssync_init(tmp_ctx, ctx); - if (!NT_STATUS_IS_OK(status)) { - goto out; - } - - status = libnet_dssync_process(tmp_ctx, ctx); - if (!NT_STATUS_IS_OK(status)) { - goto out; - } - - out: - TALLOC_FREE(tmp_ctx); - return status; -} - |