source3/torture/test_dbwrap_watch.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Test dbwrap_watch API
   4    Copyright (C) Volker Lendecke 2012
   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 "torture/proto.h"
  22 #include "system/filesys.h"
  23 #include "lib/dbwrap/dbwrap.h"
  24 #include "lib/dbwrap/dbwrap_open.h"
  25 #include "lib/dbwrap/dbwrap_watch.h"
  26 #include "lib/util/util_tdb.h"
  27
  28 bool run_dbwrap_watch1(int dummy)
  29 {
  30         struct tevent_context *ev = NULL;
  31         struct messaging_context *msg = NULL;
  32         struct db_context *backend = NULL;
  33         struct db_context *db = NULL;
  34         const char *keystr = "key";
  35         TDB_DATA key = string_term_tdb_data(keystr);
  36         struct db_record *rec = NULL;
  37         struct tevent_req *req = NULL;
  38         NTSTATUS status;
  39         bool ret = false;
  40
  41         ev = samba_tevent_context_init(talloc_tos());
  42         if (ev == NULL) {
  43                 fprintf(stderr, "tevent_context_init failed\n");
  44                 goto fail;
  45         }
  46         msg = messaging_init(ev, ev);
  47         if (msg == NULL) {
  48                 fprintf(stderr, "messaging_init failed\n");
  49                 goto fail;
  50         }
  51         backend = db_open(msg, "test_watch.tdb", 0, TDB_CLEAR_IF_FIRST,
  52                           O_CREAT|O_RDWR, 0644, DBWRAP_LOCK_ORDER_1,
  53                           DBWRAP_FLAG_NONE);
  54         if (backend == NULL) {
  55                 fprintf(stderr, "db_open failed: %s\n", strerror(errno));
  56                 goto fail;
  57         }
  58
  59         db = db_open_watched(ev, backend, msg);
  60
  61         rec = dbwrap_fetch_locked(db, db, key);
  62         if (rec == NULL) {
  63                 fprintf(stderr, "dbwrap_fetch_locked failed\n");
  64                 goto fail;
  65         }
  66         req = dbwrap_watched_watch_send(talloc_tos(), ev, rec,
  67                                         (struct server_id){0});
  68         if (req == NULL) {
  69                 fprintf(stderr, "dbwrap_record_watch_send failed\n");
  70                 goto fail;
  71         }
  72         TALLOC_FREE(rec);
  73
  74         status = dbwrap_store_int32_bystring(db, "different_key", 1);
  75         if (!NT_STATUS_IS_OK(status)) {
  76                 fprintf(stderr, "dbwrap_store_int32 failed: %s\n",
  77                         nt_errstr(status));
  78                 goto fail;
  79         }
  80
  81         status = dbwrap_store_int32_bystring(db, keystr, 1);
  82         if (!NT_STATUS_IS_OK(status)) {
  83                 fprintf(stderr, "dbwrap_store_int32 failed: %s\n",
  84                         nt_errstr(status));
  85                 goto fail;
  86         }
  87
  88         if (!tevent_req_poll(req, ev)) {
  89                 fprintf(stderr, "tevent_req_poll failed\n");
  90                 goto fail;
  91         }
  92
  93         status = dbwrap_watched_watch_recv(req, talloc_tos(), &rec, NULL,
  94                                            NULL);
  95         if (!NT_STATUS_IS_OK(status)) {
  96                 fprintf(stderr, "dbwrap_record_watch_recv failed: %s\n",
  97                         nt_errstr(status));
  98                 goto fail;
  99         }
 100
 101         (void)unlink("test_watch.tdb");
 102         ret = true;
 103 fail:
 104         TALLOC_FREE(req);
 105         TALLOC_FREE(rec);
 106         TALLOC_FREE(db);
 107         TALLOC_FREE(msg);
 108         TALLOC_FREE(ev);
 109         return ret;
 110 }
 111
 112 /*
 113  * Make sure dbwrap_parse_record does not return NT_STATUS_OK on
 114  * invalid data
 115  */
 116
 117 bool run_dbwrap_watch2(int dummy)
 118 {
 119         struct tevent_context *ev = NULL;
 120         struct messaging_context *msg = NULL;
 121         struct db_context *backend = NULL;
 122         struct db_context *db = NULL;
 123         const char *keystr = "key";
 124         TDB_DATA key = string_term_tdb_data(keystr);
 125         NTSTATUS status;
 126         bool ret = false;
 127
 128         ev = samba_tevent_context_init(talloc_tos());
 129         if (ev == NULL) {
 130                 fprintf(stderr, "tevent_context_init failed\n");
 131                 goto fail;
 132         }
 133         msg = messaging_init(ev, ev);
 134         if (msg == NULL) {
 135                 fprintf(stderr, "messaging_init failed\n");
 136                 goto fail;
 137         }
 138         backend = db_open(msg, "test_watch.tdb", 0, TDB_CLEAR_IF_FIRST,
 139                           O_CREAT|O_RDWR, 0644, DBWRAP_LOCK_ORDER_1,
 140                           DBWRAP_FLAG_NONE);
 141         if (backend == NULL) {
 142                 fprintf(stderr, "db_open failed: %s\n", strerror(errno));
 143                 goto fail;
 144         }
 145
 146         /*
 147          * Store invalid data (from the dbwrap_watch point of view)
 148          * directly into the backend database
 149          */
 150         status = dbwrap_store_uint32_bystring(backend, keystr, UINT32_MAX);
 151         if (!NT_STATUS_IS_OK(status)) {
 152                 fprintf(stderr, "dbwrap_store_uint32_bystring failed: %s\n",
 153                         nt_errstr(status));
 154                 goto fail;
 155         }
 156
 157         db = db_open_watched(ev, backend, msg);
 158         if (db == NULL) {
 159                 fprintf(stderr, "db_open_watched failed\n");
 160                 goto fail;
 161         }
 162         backend = NULL;         /* open_watch talloc_moves backend */
 163
 164         status = dbwrap_parse_record(db, key, NULL, NULL);
 165         if (!NT_STATUS_EQUAL(status, NT_STATUS_NOT_FOUND)) {
 166                 fprintf(stderr, "dbwrap_parse_record returned %s, expected "
 167                         "NT_STATUS_NOT_FOUND\n", nt_errstr(status));
 168                 goto fail;
 169         }
 170
 171         (void)unlink("test_watch.tdb");
 172         ret = true;
 173 fail:
 174         TALLOC_FREE(db);
 175         TALLOC_FREE(msg);
 176         TALLOC_FREE(ev);
 177         return ret;
 178 }