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/*
Unix SMB/CIFS implementation.
LDAP server
Copyright (C) Stefan Metzmacher 2004
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 2 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#include "ldap_server/ldap_server.h"
static NTSTATUS ldapsrv_BindSimple(struct ldapsrv_call *call)
{
struct ldap_BindRequest *req = &call->request.r.BindRequest;
struct ldapsrv_reply *reply;
struct ldap_BindResponse *resp;
DEBUG(10, ("BindSimple dn: %s\n",req->dn));
reply = ldapsrv_init_reply(call, LDAP_TAG_BindResponse);
if (!reply) {
return NT_STATUS_NO_MEMORY;
}
resp = &reply->msg.r.BindResponse;
resp->response.resultcode = 0;
resp->response.dn = NULL;
resp->response.errormessage = NULL;
resp->response.referral = NULL;
resp->SASL.secblob = data_blob(NULL, 0);
return ldapsrv_queue_reply(call, reply);
}
static NTSTATUS ldapsrv_BindSASL(struct ldapsrv_call *call)
{
struct ldap_BindRequest *req = &call->request.r.BindRequest;
struct ldapsrv_reply *reply;
struct ldap_BindResponse *resp;
int result;
const char *errstr;
NTSTATUS status = NT_STATUS_OK;
NTSTATUS sasl_status;
/*BOOL ret;*/
DEBUG(10, ("BindSASL dn: %s\n",req->dn));
if (!call->conn->gensec) {
call->conn->session_info = NULL;
status = gensec_server_start(call->conn, &call->conn->gensec);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(1, ("Failed to start GENSEC server code: %s\n", nt_errstr(status)));
return status;
}
gensec_set_target_service(call->conn->gensec, "ldap");
/*gensec_want_feature(call->conn->gensec, GENSEC_WANT_SIGN|GENSEC_WANT_SEAL);*/
status = gensec_start_mech_by_sasl_name(call->conn->gensec, req->creds.SASL.mechanism);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(1, ("Failed to start GENSEC SASL[%s] server code: %s\n",
req->creds.SASL.mechanism, nt_errstr(status)));
goto reply;
}
}
reply:
reply = ldapsrv_init_reply(call, LDAP_TAG_BindResponse);
if (!reply) {
return NT_STATUS_NO_MEMORY;
}
resp = &reply->msg.r.BindResponse;
if (NT_STATUS_IS_OK(status)) {
status = gensec_update(call->conn->gensec, reply,
req->creds.SASL.secblob, &resp->SASL.secblob);
}
if (NT_STATUS_EQUAL(NT_STATUS_MORE_PROCESSING_REQUIRED, status)) {
result = LDAP_SASL_BIND_IN_PROGRESS;
errstr = NULL;
} else if (NT_STATUS_IS_OK(status)) {
result = LDAP_SUCCESS;
errstr = NULL;
} else {
result = 49;
errstr = talloc_asprintf(reply, "SASL:[%s]: %s", req->creds.SASL.mechanism, nt_errstr(status));
}
resp->response.resultcode = result;
resp->response.dn = NULL;
resp->response.errormessage = errstr;
resp->response.referral = NULL;
sasl_status = status;
status = ldapsrv_queue_reply(call, reply);
if (!NT_STATUS_IS_OK(sasl_status) || !NT_STATUS_IS_OK(status)) {
return status;
}
status = ldapsrv_do_responses(call->conn);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
/* ret = ldapsrv_append_to_buf(&call->conn->sasl_out_buffer, call->conn->out_buffer.data, call->conn->out_buffer.length);
if (!ret) {
return NT_STATUS_NO_MEMORY;
}
ldapsrv_consumed_from_buf(&call->conn->out_buffer, call->conn->out_buffer.length);
status = gensec_session_info(call->conn->gensec, &call->conn->session_info);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
*/
return status;
}
NTSTATUS ldapsrv_BindRequest(struct ldapsrv_call *call)
{
struct ldap_BindRequest *req = &call->request.r.BindRequest;
struct ldapsrv_reply *reply;
struct ldap_BindResponse *resp;
switch (req->mechanism) {
case LDAP_AUTH_MECH_SIMPLE:
return ldapsrv_BindSimple(call);
case LDAP_AUTH_MECH_SASL:
return ldapsrv_BindSASL(call);
}
reply = ldapsrv_init_reply(call, LDAP_TAG_BindResponse);
if (!reply) {
return NT_STATUS_NO_MEMORY;
}
resp = &reply->msg.r.BindResponse;
resp->response.resultcode = 7;
resp->response.dn = NULL;
resp->response.errormessage = talloc_asprintf(reply, "Bad AuthenticationChoice [%d]", req->mechanism);
resp->response.referral = NULL;
resp->SASL.secblob = data_blob(NULL, 0);
return ldapsrv_queue_reply(call, reply);
}
NTSTATUS ldapsrv_UnbindRequest(struct ldapsrv_call *call)
{
DEBUG(10, ("UnbindRequest\n"));
return NT_STATUS_OK;
}
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