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 #include "../private.h"
  10
  11 int main(int argc, char *argv[])
  12 {
  13         unsigned int i;
  14         struct ntdb_context *ntdb, *ntdb2;
  15         NTDB_DATA key = { (unsigned char *)&i, sizeof(i) };
  16         NTDB_DATA data = { (unsigned char *)&i, sizeof(i) };
  17         NTDB_DATA d = { NULL, 0 }; /* Bogus GCC warning */
  18         int flags[] = { NTDB_DEFAULT, NTDB_NOMMAP,
  19                         NTDB_CONVERT, NTDB_NOMMAP|NTDB_CONVERT };
  20
  21         plan_tests(sizeof(flags) / sizeof(flags[0]) * 30);
  22         for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
  23                 ntdb = ntdb_open("run-open-multiple-times.ntdb",
  24                                  flags[i]|MAYBE_NOSYNC,
  25                                  O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
  26                 ok1(ntdb);
  27                 if (!ntdb)
  28                         continue;
  29
  30                 ntdb2 = ntdb_open("run-open-multiple-times.ntdb",
  31                                   flags[i]|MAYBE_NOSYNC,
  32                                   O_RDWR|O_CREAT, 0600, &tap_log_attr);
  33                 ok1(ntdb_check(ntdb, NULL, NULL) == 0);
  34                 ok1(ntdb_check(ntdb2, NULL, NULL) == 0);
  35                 ok1((flags[i] & NTDB_NOMMAP) || ntdb2->file->map_ptr);
  36
  37                 /* Store in one, fetch in the other. */
  38                 ok1(ntdb_store(ntdb, key, data, NTDB_REPLACE) == 0);
  39                 ok1(ntdb_fetch(ntdb2, key, &d) == NTDB_SUCCESS);
  40                 ok1(ntdb_deq(d, data));
  41                 free(d.dptr);
  42
  43                 /* Vice versa, with delete. */
  44                 ok1(ntdb_delete(ntdb2, key) == 0);
  45                 ok1(ntdb_fetch(ntdb, key, &d) == NTDB_ERR_NOEXIST);
  46
  47                 /* OK, now close first one, check second still good. */
  48                 ok1(ntdb_close(ntdb) == 0);
  49
  50                 ok1((flags[i] & NTDB_NOMMAP) || ntdb2->file->map_ptr);
  51                 ok1(ntdb_store(ntdb2, key, data, NTDB_REPLACE) == 0);
  52                 ok1(ntdb_fetch(ntdb2, key, &d) == NTDB_SUCCESS);
  53                 ok1(ntdb_deq(d, data));
  54                 free(d.dptr);
  55
  56                 /* Reopen */
  57                 ntdb = ntdb_open("run-open-multiple-times.ntdb",
  58                                  flags[i]|MAYBE_NOSYNC,
  59                                  O_RDWR|O_CREAT, 0600, &tap_log_attr);
  60                 ok1(ntdb);
  61
  62                 ok1(ntdb_transaction_start(ntdb2) == 0);
  63
  64                 /* Anything in the other one should fail. */
  65                 ok1(ntdb_fetch(ntdb, key, &d) == NTDB_ERR_LOCK);
  66                 ok1(tap_log_messages == 1);
  67                 ok1(ntdb_store(ntdb, key, data, NTDB_REPLACE) == NTDB_ERR_LOCK);
  68                 ok1(tap_log_messages == 2);
  69                 ok1(ntdb_transaction_start(ntdb) == NTDB_ERR_LOCK);
  70                 ok1(tap_log_messages == 3);
  71                 ok1(ntdb_chainlock(ntdb, key) == NTDB_ERR_LOCK);
  72                 ok1(tap_log_messages == 4);
  73
  74                 /* Transaciton should work as normal. */
  75                 ok1(ntdb_store(ntdb2, key, data, NTDB_REPLACE) == NTDB_SUCCESS);
  76
  77                 /* Now... try closing with locks held. */
  78                 ok1(ntdb_close(ntdb2) == 0);
  79
  80                 ok1(ntdb_fetch(ntdb, key, &d) == NTDB_SUCCESS);
  81                 ok1(ntdb_deq(d, data));
  82                 free(d.dptr);
  83                 ok1(ntdb_close(ntdb) == 0);
  84                 ok1(tap_log_messages == 4);
  85                 tap_log_messages = 0;
  86         }
  87
  88         return exit_status();
  89 }