add a dom_sid element to a message
*/
int samdb_msg_add_dom_sid(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
- const char *attr_name, struct dom_sid *sid)
+ const char *attr_name, const struct dom_sid *sid)
{
struct ldb_val v;
enum ndr_err_code ndr_err;
struct ldb_dn *ntds_settings_dn_new;
struct ldb_dn *ntds_settings_dn_old;
- /* see if we have a cached copy */
+ /* see if we have a forced copy from provision */
ntds_settings_dn_old = talloc_get_type(ldb_get_opaque(ldb,
- "cache.ntds_settings_dn"), struct ldb_dn);
+ "forced.ntds_settings_dn"), struct ldb_dn);
tmp_ctx = talloc_new(ldb);
if (tmp_ctx == NULL) {
goto failed;
}
- /* cache the domain_sid in the ldb */
- if (ldb_set_opaque(ldb, "cache.ntds_settings_dn", ntds_settings_dn_new) != LDB_SUCCESS) {
+ /* set the DN in the ldb to avoid lookups during provision */
+ if (ldb_set_opaque(ldb, "forced.ntds_settings_dn", ntds_settings_dn_new) != LDB_SUCCESS) {
goto failed;
}
struct ldb_dn *settings_dn;
/* see if we have a cached copy */
- settings_dn = (struct ldb_dn *)ldb_get_opaque(ldb, "cache.ntds_settings_dn");
+ settings_dn = (struct ldb_dn *)ldb_get_opaque(ldb, "forced.ntds_settings_dn");
if (settings_dn) {
return settings_dn;
}
settings_dn = ldb_msg_find_attr_as_dn(ldb, tmp_ctx, root_res->msgs[0], "dsServiceName");
- /* cache the domain_sid in the ldb */
- if (ldb_set_opaque(ldb, "cache.ntds_settings_dn", settings_dn) != LDB_SUCCESS) {
- goto failed;
- }
+ /* note that we do not cache the DN here, as that would mean
+ * we could not handle server renames at runtime. Only
+ * provision sets up forced.ntds_settings_dn */
talloc_steal(ldb, settings_dn);
talloc_free(tmp_ctx);
allow_list[0] = l_subnet_name;
- if (allow_access(mem_ctx, NULL, allow_list, "", ip_address)) {
+ if (socket_allow_access(mem_ctx, NULL, allow_list, "", ip_address)) {
sites_dn = ldb_msg_find_attr_as_dn(ldb, mem_ctx,
res->msgs[i],
"siteObject");
*/
bool samdb_is_gc(struct ldb_context *ldb)
{
- const char *attrs[] = { "options", NULL };
- int ret, options;
- struct ldb_result *res;
- TALLOC_CTX *tmp_ctx;
-
- tmp_ctx = talloc_new(ldb);
- if (tmp_ctx == NULL) {
- DEBUG(1, ("talloc_new failed in samdb_is_pdc"));
- return false;
- }
-
- /* Query cn=ntds settings,.... */
- ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb), LDB_SCOPE_BASE, attrs, NULL);
- if (ret != LDB_SUCCESS) {
- talloc_free(tmp_ctx);
+ uint32_t options;
+ if (samdb_ntds_options(ldb, &options) != LDB_SUCCESS) {
return false;
}
- if (res->count != 1) {
- talloc_free(tmp_ctx);
- return false;
- }
-
- options = ldb_msg_find_attr_as_int(res->msgs[0], "options", 0);
- talloc_free(tmp_ctx);
-
- /* if options attribute has the 0x00000001 flag set, then enable the global catlog */
- if (options & DS_NTDSDSA_OPT_IS_GC) {
- return true;
- }
- return false;
+ return (options & DS_NTDSDSA_OPT_IS_GC) != 0;
}
/* Find a domain object in the parents of a particular DN. */
return dn;
}
+
+/*
+ Find the DNS equivalent of a DN, in dotted DNS form
+*/
+char *samdb_dn_to_dns_domain(TALLOC_CTX *mem_ctx, struct ldb_dn *dn)
+{
+ int i, num_components = ldb_dn_get_comp_num(dn);
+ char *dns_name = talloc_strdup(mem_ctx, "");
+ if (dns_name == NULL) {
+ return NULL;
+ }
+
+ for (i=0; i<num_components; i++) {
+ const struct ldb_val *v = ldb_dn_get_component_val(dn, i);
+ char *s;
+ if (v == NULL) {
+ talloc_free(dns_name);
+ return NULL;
+ }
+ s = talloc_asprintf_append_buffer(dns_name, "%*.*s.",
+ (int)v->length, (int)v->length, (char *)v->data);
+ if (s == NULL) {
+ talloc_free(dns_name);
+ return NULL;
+ }
+ dns_name = s;
+ }
+
+ /* remove the last '.' */
+ if (dns_name[0] != 0) {
+ dns_name[strlen(dns_name)-1] = 0;
+ }
+
+ return dns_name;
+}
+
+/*
+ Find the DNS _msdcs name for a given NTDS GUID. The resulting DNS
+ name is based on the forest DNS name
+*/
+char *samdb_ntds_msdcs_dns_name(struct ldb_context *samdb,
+ TALLOC_CTX *mem_ctx,
+ const struct GUID *ntds_guid)
+{
+ TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
+ const char *guid_str;
+ struct ldb_dn *forest_dn;
+ const char *dnsforest;
+ char *ret;
+
+ guid_str = GUID_string(tmp_ctx, ntds_guid);
+ if (guid_str == NULL) {
+ talloc_free(tmp_ctx);
+ return NULL;
+ }
+ forest_dn = ldb_get_root_basedn(samdb);
+ if (forest_dn == NULL) {
+ talloc_free(tmp_ctx);
+ return NULL;
+ }
+ dnsforest = samdb_dn_to_dns_domain(tmp_ctx, forest_dn);
+ if (dnsforest == NULL) {
+ talloc_free(tmp_ctx);
+ return NULL;
+ }
+ ret = talloc_asprintf(mem_ctx, "%s._msdcs.%s", guid_str, dnsforest);
+ talloc_free(tmp_ctx);
+ return ret;
+}
+
+
/*
Find the DN of a domain, be it the netbios or DNS name
*/
TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
unsigned int i;
struct ldb_message_element *el;
+ int ret;
*r = NULL;
*count = 0;
- if (ldb_search(sam_ctx, tmp_ctx, &res, dn, LDB_SCOPE_BASE, attrs, NULL) != LDB_SUCCESS ||
- res->count < 1) {
- DEBUG(0,("dsdb_loadreps: failed to read partition object\n"));
+ ret = dsdb_search_dn(sam_ctx, tmp_ctx, &res, dn, attrs, 0);
+ if (ret == LDB_ERR_NO_SUCH_OBJECT) {
+ /* partition hasn't been replicated yet */
+ return WERR_OK;
+ }
+ if (ret != LDB_SUCCESS) {
+ DEBUG(0,("dsdb_loadreps: failed to read partition object: %s\n", ldb_errstring(sam_ctx)));
talloc_free(tmp_ctx);
return WERR_DS_DRA_INTERNAL_ERROR;
}
el->values[i] = v;
}
- if (ldb_modify(sam_ctx, msg) != LDB_SUCCESS) {
+ if (dsdb_modify(sam_ctx, msg, 0) != LDB_SUCCESS) {
DEBUG(0,("Failed to store %s - %s\n", attr, ldb_errstring(sam_ctx)));
goto failed;
}
}
+/*
+ * return NTDSSiteSettings options. See MS-ADTS 7.1.1.2.2.1.1
+ * flags are DS_NTDSSETTINGS_OPT_*
+ */
+int samdb_ntds_site_settings_options(struct ldb_context *ldb_ctx,
+ uint32_t *options)
+{
+ int rc;
+ TALLOC_CTX *tmp_ctx;
+ struct ldb_result *res;
+ struct ldb_dn *site_dn;
+ const char *attrs[] = { "options", NULL };
+
+ tmp_ctx = talloc_new(ldb_ctx);
+ if (tmp_ctx == NULL)
+ goto failed;
+
+ /* Retrieve the site dn for the ldb that we
+ * have open. This is our local site.
+ */
+ site_dn = samdb_server_site_dn(ldb_ctx, tmp_ctx);
+ if (site_dn == NULL)
+ goto failed;
+
+ /* Perform a one level (child) search from the local
+ * site distinguided name. We're looking for the
+ * "options" attribute within the nTDSSiteSettings
+ * object
+ */
+ rc = ldb_search(ldb_ctx, tmp_ctx, &res, site_dn,
+ LDB_SCOPE_ONELEVEL, attrs,
+ "objectClass=nTDSSiteSettings");
+
+ if (rc != LDB_SUCCESS || res->count != 1)
+ goto failed;
+
+ *options = ldb_msg_find_attr_as_uint(res->msgs[0], "options", 0);
+
+ talloc_free(tmp_ctx);
+
+ return LDB_SUCCESS;
+
+failed:
+ DEBUG(1,("Failed to find our NTDS Site Settings options in ldb!\n"));
+ talloc_free(tmp_ctx);
+ return LDB_ERR_NO_SUCH_OBJECT;
+}
+
/*
return NTDS options flags. See MS-ADTS 7.1.1.2.2.1.2.1.1
*/
bool dsdb_dn_is_upgraded_link_val(struct ldb_val *val)
{
- return memmem(val->data, val->length, "<RMD_ADDTIME=", 13) != NULL;
+ return memmem(val->data, val->length, "<RMD_VERSION=", 13) != NULL;
}
/*
}
}
+ if (dsdb_flags & DSDB_SEARCH_NO_GLOBAL_CATALOG) {
+ ret = ldb_request_add_control(req,
+ DSDB_CONTROL_NO_GLOBAL_CATALOG,
+ false, NULL);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ }
+
if (dsdb_flags & DSDB_SEARCH_SHOW_DELETED) {
ret = ldb_request_add_control(req, LDB_CONTROL_SHOW_DELETED_OID, true, NULL);
if (ret != LDB_SUCCESS) {
}
if (dsdb_flags & DSDB_SEARCH_SHOW_DN_IN_STORAGE_FORMAT) {
- ret = ldb_request_add_control(req, DSDB_CONTROL_DN_STORAGE_FORMAT_OID, true, NULL);
+ ret = ldb_request_add_control(req, DSDB_CONTROL_DN_STORAGE_FORMAT_OID, false, NULL);
if (ret != LDB_SUCCESS) {
return ret;
}
}
}
+ /* This is a special control to bypass the password_hash module for use in pdb_samba4 for Samba3 upgrades */
+ if (dsdb_flags & DSDB_BYPASS_PASSWORD_HASH) {
+ ret = ldb_request_add_control(req, DSDB_CONTROL_BYPASS_PASSWORD_HASH_OID, true, NULL);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ }
+
+ if (dsdb_flags & DSDB_MODIFY_PARTIAL_REPLICA) {
+ ret = ldb_request_add_control(req, DSDB_CONTROL_PARTIAL_REPLICA, false, NULL);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+ }
+
return LDB_SUCCESS;
}
return ret;
}
+/*
+ a delete with a set of flags
+*/
+int dsdb_delete(struct ldb_context *ldb, struct ldb_dn *dn,
+ uint32_t dsdb_flags)
+{
+ struct ldb_request *req;
+ int ret;
+
+ ret = ldb_build_del_req(&req, ldb, ldb,
+ dn,
+ NULL,
+ NULL,
+ ldb_op_default_callback,
+ NULL);
+
+ if (ret != LDB_SUCCESS) return ret;
+
+ ret = dsdb_request_add_controls(req, dsdb_flags);
+ if (ret != LDB_SUCCESS) {
+ talloc_free(req);
+ return ret;
+ }
+
+ ret = dsdb_autotransaction_request(ldb, req);
+
+ talloc_free(req);
+ return ret;
+}
+
/*
like dsdb_modify() but set all the element flags to
LDB_FLAG_MOD_REPLACE
int ret;
dn = ldb_dn_new_fmt(tmp_ctx, ldb, "<GUID=%s>", GUID_string(tmp_ctx, guid));
- if (!ldb_dn_validate(dn)) {
+ if (dn == NULL) {
talloc_free(tmp_ctx);
- return LDB_ERR_INVALID_DN_SYNTAX;
+ return ldb_oom(ldb);
}
ret = dsdb_search_dn(ldb, mem_ctx, _res, dn, attrs, dsdb_flags);
char *expression = NULL;
TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
+ /* cross-partitions searches with a basedn break multi-domain support */
+ SMB_ASSERT(basedn == NULL || (dsdb_flags & DSDB_SEARCH_SEARCH_ALL_PARTITIONS) == 0);
+
res = talloc_zero(tmp_ctx, struct ldb_result);
if (!res) {
talloc_free(tmp_ctx);
return false;
}
+
+/*
+ map an ldb error code to an approximate NTSTATUS code
+ */
+NTSTATUS dsdb_ldb_err_to_ntstatus(int err)
+{
+ switch (err) {
+ case LDB_SUCCESS:
+ return NT_STATUS_OK;
+
+ case LDB_ERR_PROTOCOL_ERROR:
+ return NT_STATUS_DEVICE_PROTOCOL_ERROR;
+
+ case LDB_ERR_TIME_LIMIT_EXCEEDED:
+ return NT_STATUS_IO_TIMEOUT;
+
+ case LDB_ERR_SIZE_LIMIT_EXCEEDED:
+ return NT_STATUS_BUFFER_TOO_SMALL;
+
+ case LDB_ERR_COMPARE_FALSE:
+ case LDB_ERR_COMPARE_TRUE:
+ return NT_STATUS_REVISION_MISMATCH;
+
+ case LDB_ERR_AUTH_METHOD_NOT_SUPPORTED:
+ return NT_STATUS_NOT_SUPPORTED;
+
+ case LDB_ERR_STRONG_AUTH_REQUIRED:
+ case LDB_ERR_CONFIDENTIALITY_REQUIRED:
+ case LDB_ERR_SASL_BIND_IN_PROGRESS:
+ case LDB_ERR_INAPPROPRIATE_AUTHENTICATION:
+ case LDB_ERR_INVALID_CREDENTIALS:
+ case LDB_ERR_INSUFFICIENT_ACCESS_RIGHTS:
+ case LDB_ERR_UNWILLING_TO_PERFORM:
+ return NT_STATUS_ACCESS_DENIED;
+
+ case LDB_ERR_NO_SUCH_OBJECT:
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+
+ case LDB_ERR_REFERRAL:
+ case LDB_ERR_NO_SUCH_ATTRIBUTE:
+ return NT_STATUS_NOT_FOUND;
+
+ case LDB_ERR_UNSUPPORTED_CRITICAL_EXTENSION:
+ return NT_STATUS_NOT_SUPPORTED;
+
+ case LDB_ERR_ADMIN_LIMIT_EXCEEDED:
+ return NT_STATUS_BUFFER_TOO_SMALL;
+
+ case LDB_ERR_UNDEFINED_ATTRIBUTE_TYPE:
+ case LDB_ERR_INAPPROPRIATE_MATCHING:
+ case LDB_ERR_CONSTRAINT_VIOLATION:
+ case LDB_ERR_INVALID_ATTRIBUTE_SYNTAX:
+ case LDB_ERR_INVALID_DN_SYNTAX:
+ case LDB_ERR_NAMING_VIOLATION:
+ case LDB_ERR_OBJECT_CLASS_VIOLATION:
+ case LDB_ERR_NOT_ALLOWED_ON_NON_LEAF:
+ case LDB_ERR_NOT_ALLOWED_ON_RDN:
+ return NT_STATUS_INVALID_PARAMETER;
+
+ case LDB_ERR_ATTRIBUTE_OR_VALUE_EXISTS:
+ case LDB_ERR_ENTRY_ALREADY_EXISTS:
+ return NT_STATUS_ERROR_DS_OBJ_STRING_NAME_EXISTS;
+
+ case LDB_ERR_BUSY:
+ return NT_STATUS_NETWORK_BUSY;
+
+ case LDB_ERR_ALIAS_PROBLEM:
+ case LDB_ERR_ALIAS_DEREFERENCING_PROBLEM:
+ case LDB_ERR_UNAVAILABLE:
+ case LDB_ERR_LOOP_DETECT:
+ case LDB_ERR_OBJECT_CLASS_MODS_PROHIBITED:
+ case LDB_ERR_AFFECTS_MULTIPLE_DSAS:
+ case LDB_ERR_OTHER:
+ case LDB_ERR_OPERATIONS_ERROR:
+ break;
+ }
+ return NT_STATUS_UNSUCCESSFUL;
+}
+
+
+/*
+ create a new naming context that will hold a partial replica
+ */
+int dsdb_create_partial_replica_NC(struct ldb_context *ldb, struct ldb_dn *dn)
+{
+ TALLOC_CTX *tmp_ctx = talloc_new(ldb);
+ struct ldb_message *msg;
+ int ret;
+
+ msg = ldb_msg_new(tmp_ctx);
+ if (msg == NULL) {
+ talloc_free(tmp_ctx);
+ return ldb_oom(ldb);
+ }
+
+ msg->dn = dn;
+ ret = ldb_msg_add_string(msg, "objectClass", "top");
+ if (ret != LDB_SUCCESS) {
+ talloc_free(tmp_ctx);
+ return ldb_oom(ldb);
+ }
+
+ /* [MS-DRSR] implies that we should only add the 'top'
+ * objectclass, but that would cause lots of problems with our
+ * objectclass code as top is not structural, so we add
+ * 'domainDNS' as well to keep things sane. We're expecting
+ * this new NC to be of objectclass domainDNS after
+ * replication anyway
+ */
+ ret = ldb_msg_add_string(msg, "objectClass", "domainDNS");
+ if (ret != LDB_SUCCESS) {
+ talloc_free(tmp_ctx);
+ return ldb_oom(ldb);
+ }
+
+ ret = ldb_msg_add_fmt(msg, "instanceType", "%u",
+ INSTANCE_TYPE_IS_NC_HEAD|
+ INSTANCE_TYPE_NC_ABOVE|
+ INSTANCE_TYPE_UNINSTANT);
+ if (ret != LDB_SUCCESS) {
+ talloc_free(tmp_ctx);
+ return ldb_oom(ldb);
+ }
+
+ ret = dsdb_add(ldb, msg, DSDB_MODIFY_PARTIAL_REPLICA);
+ if (ret != LDB_SUCCESS) {
+ DEBUG(0,("Failed to create new NC for %s - %s\n",
+ ldb_dn_get_linearized(dn), ldb_errstring(ldb)));
+ talloc_free(tmp_ctx);
+ return ret;
+ }
+
+ DEBUG(1,("Created new NC for %s\n", ldb_dn_get_linearized(dn)));
+
+ talloc_free(tmp_ctx);
+ return LDB_SUCCESS;
+}