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https://github.com/samba-team/samba.git
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780 lines
22 KiB
C
780 lines
22 KiB
C
/*
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Unix SMB/CIFS implementation.
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LDAP server
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Copyright (C) Stefan Metzmacher 2004
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "ldap_server/ldap_server.h"
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#include "../lib/util/dlinklist.h"
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#include "libcli/ldap/ldap.h"
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#include "auth/credentials/credentials.h"
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#include "auth/gensec/gensec.h"
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#include "param/param.h"
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#include "smbd/service_stream.h"
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#include "dsdb/samdb/samdb.h"
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#include "lib/ldb/include/ldb_errors.h"
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#include "lib/ldb_wrap.h"
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#define VALID_DN_SYNTAX(dn) do {\
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if (!(dn)) {\
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return NT_STATUS_NO_MEMORY;\
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} else if ( ! ldb_dn_validate(dn)) {\
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result = LDAP_INVALID_DN_SYNTAX;\
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errstr = "Invalid DN format";\
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goto reply;\
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}\
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} while(0)
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static int map_ldb_error(struct ldb_context *ldb, int err, const char **errstring)
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{
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*errstring = ldb_errstring(ldb);
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/* its 1:1 for now */
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return err;
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}
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/*
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connect to the sam database
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*/
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NTSTATUS ldapsrv_backend_Init(struct ldapsrv_connection *conn)
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{
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conn->ldb = ldb_wrap_connect(conn,
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conn->connection->event.ctx,
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conn->lp_ctx,
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lp_sam_url(conn->lp_ctx),
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conn->session_info,
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samdb_credentials(conn, conn->connection->event.ctx, conn->lp_ctx),
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conn->global_catalog ? LDB_FLG_RDONLY : 0, NULL);
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if (conn->ldb == NULL) {
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return NT_STATUS_INTERNAL_DB_CORRUPTION;
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}
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if (conn->server_credentials) {
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char **sasl_mechs = NULL;
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struct gensec_security_ops **backends = gensec_security_all();
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struct gensec_security_ops **ops
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= gensec_use_kerberos_mechs(conn, backends, conn->server_credentials);
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int i, j = 0;
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for (i = 0; ops && ops[i]; i++) {
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if (!gensec_security_ops_enabled(ops[i], conn->lp_ctx))
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continue;
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if (ops[i]->sasl_name && ops[i]->server_start) {
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char *sasl_name = talloc_strdup(conn, ops[i]->sasl_name);
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if (!sasl_name) {
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return NT_STATUS_NO_MEMORY;
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}
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sasl_mechs = talloc_realloc(conn, sasl_mechs, char *, j + 2);
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if (!sasl_mechs) {
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return NT_STATUS_NO_MEMORY;
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}
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sasl_mechs[j] = sasl_name;
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talloc_steal(sasl_mechs, sasl_name);
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sasl_mechs[j+1] = NULL;
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j++;
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}
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}
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talloc_unlink(conn, ops);
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ldb_set_opaque(conn->ldb, "supportedSASLMechanims", sasl_mechs);
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}
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return NT_STATUS_OK;
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}
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struct ldapsrv_reply *ldapsrv_init_reply(struct ldapsrv_call *call, uint8_t type)
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{
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struct ldapsrv_reply *reply;
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reply = talloc(call, struct ldapsrv_reply);
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if (!reply) {
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return NULL;
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}
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reply->msg = talloc(reply, struct ldap_message);
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if (reply->msg == NULL) {
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talloc_free(reply);
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return NULL;
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}
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reply->msg->messageid = call->request->messageid;
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reply->msg->type = type;
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reply->msg->controls = NULL;
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return reply;
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}
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void ldapsrv_queue_reply(struct ldapsrv_call *call, struct ldapsrv_reply *reply)
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{
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DLIST_ADD_END(call->replies, reply, struct ldapsrv_reply *);
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}
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static NTSTATUS ldapsrv_unwilling(struct ldapsrv_call *call, int error)
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{
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struct ldapsrv_reply *reply;
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struct ldap_ExtendedResponse *r;
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DEBUG(10,("Unwilling type[%d] id[%d]\n", call->request->type, call->request->messageid));
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reply = ldapsrv_init_reply(call, LDAP_TAG_ExtendedResponse);
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if (!reply) {
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return NT_STATUS_NO_MEMORY;
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}
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r = &reply->msg->r.ExtendedResponse;
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r->response.resultcode = error;
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r->response.dn = NULL;
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r->response.errormessage = NULL;
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r->response.referral = NULL;
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r->oid = NULL;
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r->value = NULL;
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ldapsrv_queue_reply(call, reply);
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return NT_STATUS_OK;
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}
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static NTSTATUS ldapsrv_SearchRequest(struct ldapsrv_call *call)
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{
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struct ldap_SearchRequest *req = &call->request->r.SearchRequest;
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struct ldap_SearchResEntry *ent;
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struct ldap_Result *done;
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struct ldapsrv_reply *ent_r, *done_r;
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void *local_ctx;
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struct ldb_context *samdb = talloc_get_type(call->conn->ldb, struct ldb_context);
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struct ldb_dn *basedn;
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struct ldb_result *res = NULL;
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struct ldb_request *lreq;
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struct ldb_control *search_control;
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struct ldb_search_options_control *search_options;
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struct ldb_control *extended_dn_control;
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struct ldb_extended_dn_control *extended_dn_decoded = NULL;
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enum ldb_scope scope = LDB_SCOPE_DEFAULT;
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const char **attrs = NULL;
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const char *scope_str, *errstr = NULL;
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int success_limit = 1;
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int result = -1;
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int ldb_ret = -1;
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int i, j;
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int extended_type = 1;
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DEBUG(10, ("SearchRequest"));
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DEBUGADD(10, (" basedn: %s", req->basedn));
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DEBUGADD(10, (" filter: %s\n", ldb_filter_from_tree(call, req->tree)));
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local_ctx = talloc_new(call);
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NT_STATUS_HAVE_NO_MEMORY(local_ctx);
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basedn = ldb_dn_new(local_ctx, samdb, req->basedn);
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VALID_DN_SYNTAX(basedn);
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DEBUG(10, ("SearchRequest: basedn: [%s]\n", req->basedn));
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DEBUG(10, ("SearchRequest: filter: [%s]\n", ldb_filter_from_tree(call, req->tree)));
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switch (req->scope) {
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case LDAP_SEARCH_SCOPE_BASE:
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scope_str = "BASE";
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scope = LDB_SCOPE_BASE;
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success_limit = 0;
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break;
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case LDAP_SEARCH_SCOPE_SINGLE:
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scope_str = "ONE";
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scope = LDB_SCOPE_ONELEVEL;
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success_limit = 0;
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break;
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case LDAP_SEARCH_SCOPE_SUB:
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scope_str = "SUB";
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scope = LDB_SCOPE_SUBTREE;
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success_limit = 0;
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break;
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default:
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result = LDAP_PROTOCOL_ERROR;
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errstr = "Invalid scope";
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goto reply;
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}
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DEBUG(10,("SearchRequest: scope: [%s]\n", scope_str));
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if (req->num_attributes >= 1) {
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attrs = talloc_array(local_ctx, const char *, req->num_attributes+1);
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NT_STATUS_HAVE_NO_MEMORY(attrs);
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for (i=0; i < req->num_attributes; i++) {
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DEBUG(10,("SearchRequest: attrs: [%s]\n",req->attributes[i]));
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attrs[i] = req->attributes[i];
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}
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attrs[i] = NULL;
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}
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DEBUG(5,("ldb_request %s dn=%s filter=%s\n",
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scope_str, req->basedn, ldb_filter_from_tree(call, req->tree)));
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res = talloc_zero(local_ctx, struct ldb_result);
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NT_STATUS_HAVE_NO_MEMORY(res);
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ldb_ret = ldb_build_search_req_ex(&lreq, samdb, local_ctx,
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basedn, scope,
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req->tree, attrs,
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call->request->controls,
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res, ldb_search_default_callback,
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NULL);
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if (ldb_ret != LDB_SUCCESS) {
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goto reply;
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}
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if (call->conn->global_catalog) {
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search_control = ldb_request_get_control(lreq, LDB_CONTROL_SEARCH_OPTIONS_OID);
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search_options = NULL;
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if (search_control) {
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search_options = talloc_get_type(search_control->data, struct ldb_search_options_control);
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search_options->search_options |= LDB_SEARCH_OPTION_PHANTOM_ROOT;
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} else {
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search_options = talloc(lreq, struct ldb_search_options_control);
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NT_STATUS_HAVE_NO_MEMORY(search_options);
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search_options->search_options = LDB_SEARCH_OPTION_PHANTOM_ROOT;
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ldb_request_add_control(lreq, LDB_CONTROL_SEARCH_OPTIONS_OID, false, search_options);
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}
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}
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extended_dn_control = ldb_request_get_control(lreq, LDB_CONTROL_EXTENDED_DN_OID);
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if (extended_dn_control) {
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if (extended_dn_control->data) {
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extended_dn_decoded = talloc_get_type(extended_dn_control->data, struct ldb_extended_dn_control);
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extended_type = extended_dn_decoded->type;
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} else {
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extended_type = 0;
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}
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}
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ldb_set_timeout(samdb, lreq, req->timelimit);
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ldb_ret = ldb_request(samdb, lreq);
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if (ldb_ret != LDB_SUCCESS) {
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goto reply;
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}
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ldb_ret = ldb_wait(lreq->handle, LDB_WAIT_ALL);
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if (ldb_ret == LDB_SUCCESS) {
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for (i = 0; i < res->count; i++) {
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ent_r = ldapsrv_init_reply(call, LDAP_TAG_SearchResultEntry);
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NT_STATUS_HAVE_NO_MEMORY(ent_r);
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/* Better to have the whole message kept here,
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* than to find someone further up didn't put
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* a value in the right spot in the talloc tree */
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talloc_steal(ent_r, res->msgs[i]);
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ent = &ent_r->msg->r.SearchResultEntry;
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ent->dn = ldb_dn_get_extended_linearized(ent_r, res->msgs[i]->dn, extended_type);
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ent->num_attributes = 0;
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ent->attributes = NULL;
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if (res->msgs[i]->num_elements == 0) {
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goto queue_reply;
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}
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ent->num_attributes = res->msgs[i]->num_elements;
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ent->attributes = talloc_array(ent_r, struct ldb_message_element, ent->num_attributes);
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NT_STATUS_HAVE_NO_MEMORY(ent->attributes);
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for (j=0; j < ent->num_attributes; j++) {
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ent->attributes[j].name = talloc_steal(ent->attributes, res->msgs[i]->elements[j].name);
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ent->attributes[j].num_values = 0;
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ent->attributes[j].values = NULL;
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if (req->attributesonly && (res->msgs[i]->elements[j].num_values == 0)) {
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continue;
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}
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ent->attributes[j].num_values = res->msgs[i]->elements[j].num_values;
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ent->attributes[j].values = res->msgs[i]->elements[j].values;
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talloc_steal(ent->attributes, res->msgs[i]->elements[j].values);
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}
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queue_reply:
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ldapsrv_queue_reply(call, ent_r);
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}
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}
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reply:
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done_r = ldapsrv_init_reply(call, LDAP_TAG_SearchResultDone);
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NT_STATUS_HAVE_NO_MEMORY(done_r);
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done = &done_r->msg->r.SearchResultDone;
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done->dn = NULL;
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done->referral = NULL;
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if (result != -1) {
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} else if (ldb_ret == LDB_SUCCESS) {
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if (res->count >= success_limit) {
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DEBUG(10,("SearchRequest: results: [%d]\n", res->count));
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result = LDAP_SUCCESS;
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errstr = NULL;
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}
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if (res->controls) {
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done_r->msg->controls = res->controls;
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talloc_steal(done_r, res->controls);
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}
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} else {
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DEBUG(10,("SearchRequest: error\n"));
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result = map_ldb_error(samdb, ldb_ret, &errstr);
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}
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done->resultcode = result;
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done->errormessage = (errstr?talloc_strdup(done_r, errstr):NULL);
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talloc_free(local_ctx);
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ldapsrv_queue_reply(call, done_r);
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return NT_STATUS_OK;
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}
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static NTSTATUS ldapsrv_ModifyRequest(struct ldapsrv_call *call)
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{
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struct ldap_ModifyRequest *req = &call->request->r.ModifyRequest;
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struct ldap_Result *modify_result;
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struct ldapsrv_reply *modify_reply;
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void *local_ctx;
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struct ldb_context *samdb = call->conn->ldb;
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struct ldb_message *msg = NULL;
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struct ldb_dn *dn;
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const char *errstr = NULL;
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int result = LDAP_SUCCESS;
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int ldb_ret;
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int i,j;
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DEBUG(10, ("ModifyRequest"));
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DEBUGADD(10, (" dn: %s", req->dn));
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local_ctx = talloc_named(call, 0, "ModifyRequest local memory context");
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NT_STATUS_HAVE_NO_MEMORY(local_ctx);
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dn = ldb_dn_new(local_ctx, samdb, req->dn);
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VALID_DN_SYNTAX(dn);
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DEBUG(10, ("ModifyRequest: dn: [%s]\n", req->dn));
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msg = talloc(local_ctx, struct ldb_message);
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NT_STATUS_HAVE_NO_MEMORY(msg);
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msg->dn = dn;
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msg->num_elements = 0;
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msg->elements = NULL;
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if (req->num_mods > 0) {
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msg->num_elements = req->num_mods;
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msg->elements = talloc_array(msg, struct ldb_message_element, req->num_mods);
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NT_STATUS_HAVE_NO_MEMORY(msg->elements);
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for (i=0; i < msg->num_elements; i++) {
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msg->elements[i].name = discard_const_p(char, req->mods[i].attrib.name);
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msg->elements[i].num_values = 0;
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msg->elements[i].values = NULL;
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switch (req->mods[i].type) {
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default:
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result = LDAP_PROTOCOL_ERROR;
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errstr = "Invalid LDAP_MODIFY_* type";
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goto reply;
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case LDAP_MODIFY_ADD:
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msg->elements[i].flags = LDB_FLAG_MOD_ADD;
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break;
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case LDAP_MODIFY_DELETE:
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msg->elements[i].flags = LDB_FLAG_MOD_DELETE;
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break;
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case LDAP_MODIFY_REPLACE:
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msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
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break;
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}
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msg->elements[i].num_values = req->mods[i].attrib.num_values;
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if (msg->elements[i].num_values > 0) {
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msg->elements[i].values = talloc_array(msg->elements, struct ldb_val,
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msg->elements[i].num_values);
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NT_STATUS_HAVE_NO_MEMORY(msg->elements[i].values);
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for (j=0; j < msg->elements[i].num_values; j++) {
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if (!(req->mods[i].attrib.values[j].length > 0)) {
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result = LDAP_OTHER;
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errstr = "Empty attribute values are not allowed";
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goto reply;
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}
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msg->elements[i].values[j].length = req->mods[i].attrib.values[j].length;
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msg->elements[i].values[j].data = req->mods[i].attrib.values[j].data;
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}
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}
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}
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} else {
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result = LDAP_OTHER;
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errstr = "No mods are not allowed";
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goto reply;
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}
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reply:
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modify_reply = ldapsrv_init_reply(call, LDAP_TAG_ModifyResponse);
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NT_STATUS_HAVE_NO_MEMORY(modify_reply);
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if (result == LDAP_SUCCESS) {
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ldb_ret = ldb_modify(samdb, msg);
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result = map_ldb_error(samdb, ldb_ret, &errstr);
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}
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modify_result = &modify_reply->msg->r.AddResponse;
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modify_result->dn = NULL;
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modify_result->resultcode = result;
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modify_result->errormessage = (errstr?talloc_strdup(modify_reply, errstr):NULL);
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modify_result->referral = NULL;
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talloc_free(local_ctx);
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ldapsrv_queue_reply(call, modify_reply);
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return NT_STATUS_OK;
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}
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static NTSTATUS ldapsrv_AddRequest(struct ldapsrv_call *call)
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{
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struct ldap_AddRequest *req = &call->request->r.AddRequest;
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struct ldap_Result *add_result;
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struct ldapsrv_reply *add_reply;
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void *local_ctx;
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struct ldb_context *samdb = call->conn->ldb;
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struct ldb_message *msg = NULL;
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struct ldb_dn *dn;
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const char *errstr = NULL;
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int result = LDAP_SUCCESS;
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int ldb_ret;
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int i,j;
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DEBUG(10, ("AddRequest"));
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DEBUGADD(10, (" dn: %s", req->dn));
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local_ctx = talloc_named(call, 0, "AddRequest local memory context");
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NT_STATUS_HAVE_NO_MEMORY(local_ctx);
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dn = ldb_dn_new(local_ctx, samdb, req->dn);
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VALID_DN_SYNTAX(dn);
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DEBUG(10, ("AddRequest: dn: [%s]\n", req->dn));
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msg = talloc(local_ctx, struct ldb_message);
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NT_STATUS_HAVE_NO_MEMORY(msg);
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msg->dn = dn;
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msg->num_elements = 0;
|
|
msg->elements = NULL;
|
|
|
|
if (req->num_attributes > 0) {
|
|
msg->num_elements = req->num_attributes;
|
|
msg->elements = talloc_array(msg, struct ldb_message_element, msg->num_elements);
|
|
NT_STATUS_HAVE_NO_MEMORY(msg->elements);
|
|
|
|
for (i=0; i < msg->num_elements; i++) {
|
|
msg->elements[i].name = discard_const_p(char, req->attributes[i].name);
|
|
msg->elements[i].flags = 0;
|
|
msg->elements[i].num_values = 0;
|
|
msg->elements[i].values = NULL;
|
|
|
|
if (req->attributes[i].num_values > 0) {
|
|
msg->elements[i].num_values = req->attributes[i].num_values;
|
|
msg->elements[i].values = talloc_array(msg->elements, struct ldb_val,
|
|
msg->elements[i].num_values);
|
|
NT_STATUS_HAVE_NO_MEMORY(msg->elements[i].values);
|
|
|
|
for (j=0; j < msg->elements[i].num_values; j++) {
|
|
if (!(req->attributes[i].values[j].length > 0)) {
|
|
result = LDAP_OTHER;
|
|
errstr = "Empty attribute values are not allowed";
|
|
goto reply;
|
|
}
|
|
msg->elements[i].values[j].length = req->attributes[i].values[j].length;
|
|
msg->elements[i].values[j].data = req->attributes[i].values[j].data;
|
|
}
|
|
} else {
|
|
result = LDAP_OTHER;
|
|
errstr = "No attribute values are not allowed";
|
|
goto reply;
|
|
}
|
|
}
|
|
} else {
|
|
result = LDAP_OTHER;
|
|
errstr = "No attributes are not allowed";
|
|
goto reply;
|
|
}
|
|
|
|
reply:
|
|
add_reply = ldapsrv_init_reply(call, LDAP_TAG_AddResponse);
|
|
NT_STATUS_HAVE_NO_MEMORY(add_reply);
|
|
|
|
if (result == LDAP_SUCCESS) {
|
|
ldb_ret = ldb_add(samdb, msg);
|
|
result = map_ldb_error(samdb, ldb_ret, &errstr);
|
|
}
|
|
|
|
add_result = &add_reply->msg->r.AddResponse;
|
|
add_result->dn = NULL;
|
|
add_result->resultcode = result;
|
|
add_result->errormessage = (errstr?talloc_strdup(add_reply,errstr):NULL);
|
|
add_result->referral = NULL;
|
|
|
|
talloc_free(local_ctx);
|
|
|
|
ldapsrv_queue_reply(call, add_reply);
|
|
return NT_STATUS_OK;
|
|
|
|
}
|
|
|
|
static NTSTATUS ldapsrv_DelRequest(struct ldapsrv_call *call)
|
|
{
|
|
struct ldap_DelRequest *req = &call->request->r.DelRequest;
|
|
struct ldap_Result *del_result;
|
|
struct ldapsrv_reply *del_reply;
|
|
void *local_ctx;
|
|
struct ldb_context *samdb = call->conn->ldb;
|
|
struct ldb_dn *dn;
|
|
const char *errstr = NULL;
|
|
int result = LDAP_SUCCESS;
|
|
int ldb_ret;
|
|
|
|
DEBUG(10, ("DelRequest"));
|
|
DEBUGADD(10, (" dn: %s", req->dn));
|
|
|
|
local_ctx = talloc_named(call, 0, "DelRequest local memory context");
|
|
NT_STATUS_HAVE_NO_MEMORY(local_ctx);
|
|
|
|
dn = ldb_dn_new(local_ctx, samdb, req->dn);
|
|
VALID_DN_SYNTAX(dn);
|
|
|
|
DEBUG(10, ("DelRequest: dn: [%s]\n", req->dn));
|
|
|
|
reply:
|
|
del_reply = ldapsrv_init_reply(call, LDAP_TAG_DelResponse);
|
|
NT_STATUS_HAVE_NO_MEMORY(del_reply);
|
|
|
|
if (result == LDAP_SUCCESS) {
|
|
ldb_ret = ldb_delete(samdb, dn);
|
|
result = map_ldb_error(samdb, ldb_ret, &errstr);
|
|
}
|
|
|
|
del_result = &del_reply->msg->r.DelResponse;
|
|
del_result->dn = NULL;
|
|
del_result->resultcode = result;
|
|
del_result->errormessage = (errstr?talloc_strdup(del_reply,errstr):NULL);
|
|
del_result->referral = NULL;
|
|
|
|
talloc_free(local_ctx);
|
|
|
|
ldapsrv_queue_reply(call, del_reply);
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
static NTSTATUS ldapsrv_ModifyDNRequest(struct ldapsrv_call *call)
|
|
{
|
|
struct ldap_ModifyDNRequest *req = &call->request->r.ModifyDNRequest;
|
|
struct ldap_Result *modifydn;
|
|
struct ldapsrv_reply *modifydn_r;
|
|
void *local_ctx;
|
|
struct ldb_context *samdb = call->conn->ldb;
|
|
struct ldb_dn *olddn, *newdn=NULL, *newrdn;
|
|
struct ldb_dn *parentdn = NULL;
|
|
const char *errstr = NULL;
|
|
int result = LDAP_SUCCESS;
|
|
int ldb_ret;
|
|
|
|
DEBUG(10, ("ModifyDNRequrest"));
|
|
DEBUGADD(10, (" dn: %s", req->dn));
|
|
DEBUGADD(10, (" newrdn: %s", req->newrdn));
|
|
|
|
local_ctx = talloc_named(call, 0, "ModifyDNRequest local memory context");
|
|
NT_STATUS_HAVE_NO_MEMORY(local_ctx);
|
|
|
|
olddn = ldb_dn_new(local_ctx, samdb, req->dn);
|
|
VALID_DN_SYNTAX(olddn);
|
|
|
|
newrdn = ldb_dn_new(local_ctx, samdb, req->newrdn);
|
|
VALID_DN_SYNTAX(newrdn);
|
|
|
|
DEBUG(10, ("ModifyDNRequest: olddn: [%s]\n", req->dn));
|
|
DEBUG(10, ("ModifyDNRequest: newrdn: [%s]\n", req->newrdn));
|
|
|
|
/* we can't handle the rename if we should not remove the old dn */
|
|
if (!req->deleteolddn) {
|
|
result = LDAP_UNWILLING_TO_PERFORM;
|
|
errstr = "Old RDN must be deleted";
|
|
goto reply;
|
|
}
|
|
|
|
if (req->newsuperior) {
|
|
parentdn = ldb_dn_new(local_ctx, samdb, req->newsuperior);
|
|
VALID_DN_SYNTAX(parentdn);
|
|
DEBUG(10, ("ModifyDNRequest: newsuperior: [%s]\n", req->newsuperior));
|
|
|
|
if (ldb_dn_get_comp_num(parentdn) < 1) {
|
|
result = LDAP_AFFECTS_MULTIPLE_DSAS;
|
|
errstr = "Error new Superior DN invalid";
|
|
goto reply;
|
|
}
|
|
}
|
|
|
|
if (!parentdn) {
|
|
parentdn = ldb_dn_get_parent(local_ctx, olddn);
|
|
NT_STATUS_HAVE_NO_MEMORY(parentdn);
|
|
}
|
|
|
|
if ( ! ldb_dn_add_child_fmt(parentdn,
|
|
"%s=%s",
|
|
ldb_dn_get_rdn_name(newrdn),
|
|
(char *)ldb_dn_get_rdn_val(newrdn)->data)) {
|
|
result = LDAP_OTHER;
|
|
goto reply;
|
|
}
|
|
newdn = parentdn;
|
|
|
|
reply:
|
|
modifydn_r = ldapsrv_init_reply(call, LDAP_TAG_ModifyDNResponse);
|
|
NT_STATUS_HAVE_NO_MEMORY(modifydn_r);
|
|
|
|
if (result == LDAP_SUCCESS) {
|
|
ldb_ret = ldb_rename(samdb, olddn, newdn);
|
|
result = map_ldb_error(samdb, ldb_ret, &errstr);
|
|
}
|
|
|
|
modifydn = &modifydn_r->msg->r.ModifyDNResponse;
|
|
modifydn->dn = NULL;
|
|
modifydn->resultcode = result;
|
|
modifydn->errormessage = (errstr?talloc_strdup(modifydn_r,errstr):NULL);
|
|
modifydn->referral = NULL;
|
|
|
|
talloc_free(local_ctx);
|
|
|
|
ldapsrv_queue_reply(call, modifydn_r);
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
static NTSTATUS ldapsrv_CompareRequest(struct ldapsrv_call *call)
|
|
{
|
|
struct ldap_CompareRequest *req = &call->request->r.CompareRequest;
|
|
struct ldap_Result *compare;
|
|
struct ldapsrv_reply *compare_r;
|
|
void *local_ctx;
|
|
struct ldb_context *samdb = call->conn->ldb;
|
|
struct ldb_result *res = NULL;
|
|
struct ldb_dn *dn;
|
|
const char *attrs[1];
|
|
const char *errstr = NULL;
|
|
const char *filter = NULL;
|
|
int result = LDAP_SUCCESS;
|
|
int ldb_ret;
|
|
|
|
DEBUG(10, ("CompareRequest"));
|
|
DEBUGADD(10, (" dn: %s", req->dn));
|
|
|
|
local_ctx = talloc_named(call, 0, "CompareRequest local_memory_context");
|
|
NT_STATUS_HAVE_NO_MEMORY(local_ctx);
|
|
|
|
dn = ldb_dn_new(local_ctx, samdb, req->dn);
|
|
VALID_DN_SYNTAX(dn);
|
|
|
|
DEBUG(10, ("CompareRequest: dn: [%s]\n", req->dn));
|
|
filter = talloc_asprintf(local_ctx, "(%s=%*s)", req->attribute,
|
|
(int)req->value.length, req->value.data);
|
|
NT_STATUS_HAVE_NO_MEMORY(filter);
|
|
|
|
DEBUGADD(10, ("CompareRequest: attribute: [%s]\n", filter));
|
|
|
|
attrs[0] = NULL;
|
|
|
|
reply:
|
|
compare_r = ldapsrv_init_reply(call, LDAP_TAG_CompareResponse);
|
|
NT_STATUS_HAVE_NO_MEMORY(compare_r);
|
|
|
|
if (result == LDAP_SUCCESS) {
|
|
ldb_ret = ldb_search(samdb, local_ctx, &res,
|
|
dn, LDB_SCOPE_BASE, attrs, "%s", filter);
|
|
if (ldb_ret != LDB_SUCCESS) {
|
|
result = map_ldb_error(samdb, ldb_ret, &errstr);
|
|
DEBUG(10,("CompareRequest: error: %s\n", errstr));
|
|
} else if (res->count == 0) {
|
|
DEBUG(10,("CompareRequest: doesn't matched\n"));
|
|
result = LDAP_COMPARE_FALSE;
|
|
errstr = NULL;
|
|
} else if (res->count == 1) {
|
|
DEBUG(10,("CompareRequest: matched\n"));
|
|
result = LDAP_COMPARE_TRUE;
|
|
errstr = NULL;
|
|
} else if (res->count > 1) {
|
|
result = LDAP_OTHER;
|
|
errstr = "too many objects match";
|
|
DEBUG(10,("CompareRequest: %d results: %s\n", res->count, errstr));
|
|
}
|
|
}
|
|
|
|
compare = &compare_r->msg->r.CompareResponse;
|
|
compare->dn = NULL;
|
|
compare->resultcode = result;
|
|
compare->errormessage = (errstr?talloc_strdup(compare_r,errstr):NULL);
|
|
compare->referral = NULL;
|
|
|
|
talloc_free(local_ctx);
|
|
|
|
ldapsrv_queue_reply(call, compare_r);
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
static NTSTATUS ldapsrv_AbandonRequest(struct ldapsrv_call *call)
|
|
{
|
|
/* struct ldap_AbandonRequest *req = &call->request.r.AbandonRequest;*/
|
|
DEBUG(10, ("AbandonRequest\n"));
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
NTSTATUS ldapsrv_do_call(struct ldapsrv_call *call)
|
|
{
|
|
int i;
|
|
struct ldap_message *msg = call->request;
|
|
/* Check for undecoded critical extensions */
|
|
for (i=0; msg->controls && msg->controls[i]; i++) {
|
|
if (!msg->controls_decoded[i] &&
|
|
msg->controls[i]->critical) {
|
|
DEBUG(3, ("ldapsrv_do_call: Critical extension %s is not known to this server\n",
|
|
msg->controls[i]->oid));
|
|
return ldapsrv_unwilling(call, LDAP_UNAVAILABLE_CRITICAL_EXTENSION);
|
|
}
|
|
}
|
|
|
|
switch(call->request->type) {
|
|
case LDAP_TAG_BindRequest:
|
|
return ldapsrv_BindRequest(call);
|
|
case LDAP_TAG_UnbindRequest:
|
|
return ldapsrv_UnbindRequest(call);
|
|
case LDAP_TAG_SearchRequest:
|
|
return ldapsrv_SearchRequest(call);
|
|
case LDAP_TAG_ModifyRequest:
|
|
return ldapsrv_ModifyRequest(call);
|
|
case LDAP_TAG_AddRequest:
|
|
return ldapsrv_AddRequest(call);
|
|
case LDAP_TAG_DelRequest:
|
|
return ldapsrv_DelRequest(call);
|
|
case LDAP_TAG_ModifyDNRequest:
|
|
return ldapsrv_ModifyDNRequest(call);
|
|
case LDAP_TAG_CompareRequest:
|
|
return ldapsrv_CompareRequest(call);
|
|
case LDAP_TAG_AbandonRequest:
|
|
return ldapsrv_AbandonRequest(call);
|
|
case LDAP_TAG_ExtendedRequest:
|
|
return ldapsrv_ExtendedRequest(call);
|
|
default:
|
|
return ldapsrv_unwilling(call, 2);
|
|
}
|
|
}
|