source/winbindd/winbindd_locator.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    Winbind daemon - miscellaneous other functions
   5
   6    Copyright (C) Tim Potter      2000
   7    Copyright (C) Andrew Bartlett 2002
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 3 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21 */
  22
  23 #include "includes.h"
  24 #include "winbindd.h"
  25
  26 #undef DBGC_CLASS
  27 #define DBGC_CLASS DBGC_WINBIND
  28
  29 static struct winbindd_child static_locator_child;
  30
  31 void init_locator_child(void)
  32 {
  33         setup_domain_child(NULL, &static_locator_child, "locator");
  34 }
  35
  36 struct winbindd_child *locator_child(void)
  37 {
  38         return &static_locator_child;
  39 }
  40
  41 void winbindd_dsgetdcname(struct winbindd_cli_state *state)
  42 {
  43         state->request.domain_name
  44                 [sizeof(state->request.domain_name)-1] = '\0';
  45
  46         DEBUG(3, ("[%5lu]: DsGetDcName for %s\n", (unsigned long)state->pid,
  47                   state->request.domain_name));
  48
  49         sendto_child(state, locator_child());
  50 }
  51
  52 enum winbindd_result winbindd_dual_dsgetdcname(struct winbindd_domain *domain,
  53                                                struct winbindd_cli_state *state)
  54 {
  55         NTSTATUS result;
  56         struct DS_DOMAIN_CONTROLLER_INFO *info = NULL;
  57         const char *dc = NULL;
  58
  59         state->request.domain_name
  60                 [sizeof(state->request.domain_name)-1] = '\0';
  61
  62         DEBUG(3, ("[%5lu]: DsGetDcName for %s\n", (unsigned long)state->pid,
  63                   state->request.domain_name));
  64
  65         result = DsGetDcName(state->mem_ctx, NULL, state->request.domain_name,
  66                              NULL, NULL, state->request.flags, &info);
  67
  68         if (!NT_STATUS_IS_OK(result)) {
  69                 return WINBINDD_ERROR;
  70         }
  71
  72         if (info->domain_controller_address) {
  73                 dc = info->domain_controller_address;
  74                 if ((dc[0] == '\\') && (dc[1] == '\\')) {
  75                         dc += 2;
  76                 }
  77         }
  78
  79         if ((!dc || !is_ipaddress(dc)) && info->domain_controller_name) {
  80                 dc = info->domain_controller_name;
  81         }
  82
  83         if (!dc || !*dc) {
  84                 return WINBINDD_ERROR;
  85         }
  86
  87         fstrcpy(state->response.data.dc_name, dc);
  88
  89         return WINBINDD_OK;
  90 }