source4/auth/samba_server_gensec.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    Generic Authentication Interface for Samba Servers
   5
   6    Copyright (C) Andrew Bartlett <abartlet@samba.org> 2009
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 */
  21
  22 /* This code sets up GENSEC in the way that all Samba servers want
  23  * (becaue they have presumed access to the sam.ldb etc */
  24
  25 #include "includes.h"
  26 #include "auth/auth.h"
  27 #include "auth/gensec/gensec.h"
  28 #include "param/param.h"
  29
  30 NTSTATUS samba_server_gensec_start(TALLOC_CTX *mem_ctx,
  31                                    struct tevent_context *event_ctx,
  32                                    struct imessaging_context *msg_ctx,
  33                                    struct loadparm_context *lp_ctx,
  34                                    struct cli_credentials *server_credentials,
  35                                    const char *target_service,
  36                                    struct gensec_security **gensec_context)
  37 {
  38         NTSTATUS nt_status;
  39         struct gensec_security *gensec_ctx;
  40         struct auth4_context *auth_context;
  41
  42         TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
  43         if (!tmp_ctx) {
  44                 return NT_STATUS_NO_MEMORY;
  45         }
  46
  47         nt_status = auth_context_create(tmp_ctx,
  48                                         event_ctx,
  49                                         msg_ctx,
  50                                         lp_ctx,
  51                                         &auth_context);
  52
  53         if (!NT_STATUS_IS_OK(nt_status)) {
  54                 DEBUG(1, ("Failed to start auth server code: %s\n", nt_errstr(nt_status)));
  55                 talloc_free(tmp_ctx);
  56                 return nt_status;
  57         }
  58
  59         nt_status = gensec_server_start(tmp_ctx,
  60                                         lpcfg_gensec_settings(mem_ctx, lp_ctx),
  61                                         auth_context,
  62                                         &gensec_ctx);
  63         if (!NT_STATUS_IS_OK(nt_status)) {
  64                 talloc_free(tmp_ctx);
  65                 DEBUG(1, ("Failed to start GENSEC server code: %s\n", nt_errstr(nt_status)));
  66                 return nt_status;
  67         }
  68
  69         gensec_set_credentials(gensec_ctx, server_credentials);
  70
  71         if (target_service) {
  72                 gensec_set_target_service(gensec_ctx, target_service);
  73         }
  74         *gensec_context = talloc_steal(mem_ctx, gensec_ctx);
  75         talloc_free(tmp_ctx);
  76         return nt_status;
  77 }