source3/winbindd/winbindd_user.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    Winbind daemon - user related functions
   5
   6    Copyright (C) Tim Potter 2000
   7    Copyright (C) Jeremy Allison 2001.
   8    Copyright (C) Gerald (Jerry) Carter 2003.
   9
  10    This program is free software; you can redistribute it and/or modify
  11    it under the terms of the GNU General Public License as published by
  12    the Free Software Foundation; either version 3 of the License, or
  13    (at your option) any later version.
  14
  15    This program is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18    GNU General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  22 */
  23
  24 #include "includes.h"
  25 #include "winbindd.h"
  26
  27 #undef DBGC_CLASS
  28 #define DBGC_CLASS DBGC_WINBIND
  29
  30 bool fillup_pw_field(const char *lp_template,
  31                             const char *username,
  32                             const char *domname,
  33                             uid_t uid,
  34                             gid_t gid,
  35                             const char *in,
  36                             fstring out)
  37 {
  38         char *templ;
  39
  40         if (out == NULL)
  41                 return False;
  42
  43         /* The substitution of %U and %D in the 'template
  44            homedir' is done by talloc_sub_specified() below.
  45            If we have an in string (which means the value has already
  46            been set in the nss_info backend), then use that.
  47            Otherwise use the template value passed in. */
  48
  49         if ( in && !strequal(in,"") && lp_security() == SEC_ADS ) {
  50                 templ = talloc_sub_specified(NULL, in,
  51                                              username, domname,
  52                                      uid, gid);
  53         } else {
  54                 templ = talloc_sub_specified(NULL, lp_template,
  55                                              username, domname,
  56                                              uid, gid);
  57         }
  58
  59         if (!templ)
  60                 return False;
  61
  62         safe_strcpy(out, templ, sizeof(fstring) - 1);
  63         TALLOC_FREE(templ);
  64
  65         return True;
  66
  67 }
  68
  69 /* Wrapper for domain->methods->query_user, only on the parent->child pipe */
  70
  71 enum winbindd_result winbindd_dual_userinfo(struct winbindd_domain *domain,
  72                                             struct winbindd_cli_state *state)
  73 {
  74         DOM_SID sid;
  75         struct wbint_userinfo user_info;
  76         NTSTATUS status;
  77
  78         /* Ensure null termination */
  79         state->request->data.sid[sizeof(state->request->data.sid)-1]='\0';
  80
  81         DEBUG(3, ("[%5lu]: lookupsid %s\n", (unsigned long)state->pid,
  82                   state->request->data.sid));
  83
  84         if (!string_to_sid(&sid, state->request->data.sid)) {
  85                 DEBUG(5, ("%s not a SID\n", state->request->data.sid));
  86                 return WINBINDD_ERROR;
  87         }
  88
  89         status = domain->methods->query_user(domain, state->mem_ctx,
  90                                              &sid, &user_info);
  91         if (!NT_STATUS_IS_OK(status)) {
  92                 DEBUG(1, ("error getting user info for sid %s\n",
  93                           sid_string_dbg(&sid)));
  94                 return WINBINDD_ERROR;
  95         }
  96
  97         fstrcpy(state->response->data.user_info.acct_name,
  98                 user_info.acct_name);
  99         fstrcpy(state->response->data.user_info.full_name,
 100                 user_info.full_name);
 101         fstrcpy(state->response->data.user_info.homedir, user_info.homedir);
 102         fstrcpy(state->response->data.user_info.shell, user_info.shell);
 103         state->response->data.user_info.primary_gid = user_info.primary_gid;
 104         if (!sid_peek_check_rid(&domain->sid, &user_info.group_sid,
 105                                 &state->response->data.user_info.group_rid)) {
 106                 DEBUG(1, ("Could not extract group rid out of %s\n",
 107                           sid_string_dbg(&sid)));
 108                 return WINBINDD_ERROR;
 109         }
 110
 111         return WINBINDD_OK;
 112 }