lib/ntdb/test/api-open-multiple-times.c

   1 #include "config.h"
   2 #include "ntdb.h"
   3 #include "tap-interface.h"
   4 #include <sys/types.h>
   5 #include <sys/stat.h>
   6 #include <fcntl.h>
   7 #include <stdlib.h>
   8 #include "logging.h"
   9
  10 int main(int argc, char *argv[])
  11 {
  12         unsigned int i;
  13         struct ntdb_context *ntdb, *ntdb2;
  14         NTDB_DATA key = { (unsigned char *)&i, sizeof(i) };
  15         NTDB_DATA data = { (unsigned char *)&i, sizeof(i) };
  16         NTDB_DATA d = { NULL, 0 }; /* Bogus GCC warning */
  17         int flags[] = { NTDB_DEFAULT, NTDB_NOMMAP,
  18                         NTDB_CONVERT, NTDB_NOMMAP|NTDB_CONVERT };
  19
  20         plan_tests(sizeof(flags) / sizeof(flags[0]) * 28);
  21         for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
  22                 ntdb = ntdb_open("run-open-multiple-times.ntdb", flags[i],
  23                                O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
  24                 ok1(ntdb);
  25                 if (!ntdb)
  26                         continue;
  27
  28                 ntdb2 = ntdb_open("run-open-multiple-times.ntdb", flags[i],
  29                                 O_RDWR|O_CREAT, 0600, &tap_log_attr);
  30                 ok1(ntdb_check(ntdb, NULL, NULL) == 0);
  31                 ok1(ntdb_check(ntdb2, NULL, NULL) == 0);
  32
  33                 /* Store in one, fetch in the other. */
  34                 ok1(ntdb_store(ntdb, key, data, NTDB_REPLACE) == 0);
  35                 ok1(ntdb_fetch(ntdb2, key, &d) == NTDB_SUCCESS);
  36                 ok1(ntdb_deq(d, data));
  37                 free(d.dptr);
  38
  39                 /* Vice versa, with delete. */
  40                 ok1(ntdb_delete(ntdb2, key) == 0);
  41                 ok1(ntdb_fetch(ntdb, key, &d) == NTDB_ERR_NOEXIST);
  42
  43                 /* OK, now close first one, check second still good. */
  44                 ok1(ntdb_close(ntdb) == 0);
  45
  46                 ok1(ntdb_store(ntdb2, key, data, NTDB_REPLACE) == 0);
  47                 ok1(ntdb_fetch(ntdb2, key, &d) == NTDB_SUCCESS);
  48                 ok1(ntdb_deq(d, data));
  49                 free(d.dptr);
  50
  51                 /* Reopen */
  52                 ntdb = ntdb_open("run-open-multiple-times.ntdb", flags[i],
  53                                O_RDWR|O_CREAT, 0600, &tap_log_attr);
  54                 ok1(ntdb);
  55
  56                 ok1(ntdb_transaction_start(ntdb2) == 0);
  57
  58                 /* Anything in the other one should fail. */
  59                 ok1(ntdb_fetch(ntdb, key, &d) == NTDB_ERR_LOCK);
  60                 ok1(tap_log_messages == 1);
  61                 ok1(ntdb_store(ntdb, key, data, NTDB_REPLACE) == NTDB_ERR_LOCK);
  62                 ok1(tap_log_messages == 2);
  63                 ok1(ntdb_transaction_start(ntdb) == NTDB_ERR_LOCK);
  64                 ok1(tap_log_messages == 3);
  65                 ok1(ntdb_chainlock(ntdb, key) == NTDB_ERR_LOCK);
  66                 ok1(tap_log_messages == 4);
  67
  68                 /* Transaciton should work as normal. */
  69                 ok1(ntdb_store(ntdb2, key, data, NTDB_REPLACE) == NTDB_SUCCESS);
  70
  71                 /* Now... try closing with locks held. */
  72                 ok1(ntdb_close(ntdb2) == 0);
  73
  74                 ok1(ntdb_fetch(ntdb, key, &d) == NTDB_SUCCESS);
  75                 ok1(ntdb_deq(d, data));
  76                 free(d.dptr);
  77                 ok1(ntdb_close(ntdb) == 0);
  78                 ok1(tap_log_messages == 4);
  79                 tap_log_messages = 0;
  80         }
  81
  82         return exit_status();
  83 }