Line data    Source code

       1             : /*
       2             :    Unix SMB/CIFS implementation.
       3             :    async implementation of WINBINDD_GETUSERDOMGROUPS
       4             :    Copyright (C) Volker Lendecke 2009
       5             : 
       6             :    This program is free software; you can redistribute it and/or modify
       7             :    it under the terms of the GNU General Public License as published by
       8             :    the Free Software Foundation; either version 3 of the License, or
       9             :    (at your option) any later version.
      10             : 
      11             :    This program is distributed in the hope that it will be useful,
      12             :    but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14             :    GNU General Public License for more details.
      15             : 
      16             :    You should have received a copy of the GNU General Public License
      17             :    along with this program.  If not, see <http://www.gnu.org/licenses/>.
      18             : */
      19             : 
      20             : #include "includes.h"
      21             : #include "winbindd.h"
      22             : #include "../libcli/security/security.h"
      23             : 
      24             : struct winbindd_getuserdomgroups_state {
      25             :         struct dom_sid sid;
      26             :         uint32_t num_sids;
      27             :         struct dom_sid *sids;
      28             : };
      29             : 
      30             : static void winbindd_getuserdomgroups_done(struct tevent_req *subreq);
      31             : 
      32          15 : struct tevent_req *winbindd_getuserdomgroups_send(TALLOC_CTX *mem_ctx,
      33             :                                                   struct tevent_context *ev,
      34             :                                                   struct winbindd_cli_state *cli,
      35             :                                                   struct winbindd_request *request)
      36             : {
      37             :         struct tevent_req *req, *subreq;
      38             :         struct winbindd_getuserdomgroups_state *state;
      39             : 
      40          15 :         req = tevent_req_create(mem_ctx, &state,
      41             :                                 struct winbindd_getuserdomgroups_state);
      42          15 :         if (req == NULL) {
      43           0 :                 return NULL;
      44             :         }
      45             : 
      46             :         /* Ensure null termination */
      47          15 :         request->data.sid[sizeof(request->data.sid)-1]='\0';
      48             : 
      49          15 :         D_NOTICE("[%s (%u)] Winbind external command GETUSERDOMGROUPS start.\n"
      50             :                  "sid=%s\n",
      51             :                  cli->client_name,
      52             :                  (unsigned int)cli->pid,
      53             :                  request->data.sid);
      54             : 
      55          15 :         if (!string_to_sid(&state->sid, request->data.sid)) {
      56           0 :                 D_WARNING("Could not get convert sid %s from string\n",
      57             :                           request->data.sid);
      58           0 :                 tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
      59           0 :                 return tevent_req_post(req, ev);
      60             :         }
      61             : 
      62          15 :         subreq = wb_gettoken_send(state, ev, &state->sid, false);
      63          15 :         if (tevent_req_nomem(subreq, req)) {
      64           0 :                 return tevent_req_post(req, ev);
      65             :         }
      66          15 :         tevent_req_set_callback(subreq, winbindd_getuserdomgroups_done, req);
      67          15 :         return req;
      68             : }
      69             : 
      70          15 : static void winbindd_getuserdomgroups_done(struct tevent_req *subreq)
      71             : {
      72          15 :         struct tevent_req *req = tevent_req_callback_data(
      73             :                 subreq, struct tevent_req);
      74          15 :         struct winbindd_getuserdomgroups_state *state = tevent_req_data(
      75             :                 req, struct winbindd_getuserdomgroups_state);
      76             :         NTSTATUS status;
      77             : 
      78          15 :         status = wb_gettoken_recv(subreq, state, &state->num_sids,
      79             :                                   &state->sids);
      80          15 :         TALLOC_FREE(subreq);
      81          15 :         if (tevent_req_nterror(req, status)) {
      82           0 :                 return;
      83             :         }
      84          15 :         tevent_req_done(req);
      85             : }
      86             : 
      87          15 : NTSTATUS winbindd_getuserdomgroups_recv(struct tevent_req *req,
      88             :                                         struct winbindd_response *response)
      89             : {
      90          15 :         struct winbindd_getuserdomgroups_state *state = tevent_req_data(
      91             :                 req, struct winbindd_getuserdomgroups_state);
      92             :         NTSTATUS status;
      93             :         uint32_t i;
      94             :         char *sidlist;
      95             : 
      96          15 :         if (tevent_req_is_nterror(req, &status)) {
      97           0 :                 D_WARNING("Failed with %s.\n", nt_errstr(status));
      98           0 :                 return status;
      99             :         }
     100             : 
     101          15 :         sidlist = talloc_strdup(response, "");
     102          15 :         if (sidlist == NULL) {
     103           0 :                 return NT_STATUS_NO_MEMORY;
     104             :         }
     105          15 :         D_NOTICE("Winbind external command GETUSERDOMGROUPS end.\n"
     106             :                  "Received %"PRIu32" entries.\n",
     107             :                  state->num_sids);
     108          71 :         for (i=0; i<state->num_sids; i++) {
     109             :                 struct dom_sid_buf tmp;
     110          56 :                 sidlist = talloc_asprintf_append_buffer(
     111             :                         sidlist, "%s\n",
     112          56 :                         dom_sid_str_buf(&state->sids[i], &tmp));
     113          56 :                 if (sidlist == NULL) {
     114           0 :                         return NT_STATUS_NO_MEMORY;
     115             :                 }
     116          56 :                 D_NOTICE("%"PRIu32": %s\n",
     117             :                          i, dom_sid_str_buf(&state->sids[i], &tmp));
     118             :         }
     119          15 :         response->extra_data.data = sidlist;
     120          15 :         response->length += talloc_get_size(sidlist);
     121          15 :         response->data.num_entries = state->num_sids;
     122          15 :         return NT_STATUS_OK;
     123             : }