git.ozlabs.org Git - ccan/blob - ccan/tdb2/test/run-92-get-set-readonly.c

   1 #include "tdb2-source.h"
   2 #include <ccan/tap/tap.h>
   3 #include "logging.h"
   4
   5 int main(int argc, char *argv[])
   6 {
   7         unsigned int i;
   8         struct tdb_context *tdb;
   9         struct tdb_data key = tdb_mkdata("key", 3);
  10         struct tdb_data data = tdb_mkdata("data", 4);
  11         int flags[] = { TDB_DEFAULT, TDB_NOMMAP,
  12                         TDB_CONVERT, TDB_NOMMAP|TDB_CONVERT };
  13
  14         plan_tests(sizeof(flags) / sizeof(flags[0]) * 48);
  15
  16         for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
  17                 /* RW -> R0 */
  18                 tdb = tdb_open("run-92-get-set-readonly.tdb", flags[i],
  19                                O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
  20                 ok1(tdb);
  21                 ok1(!(tdb_get_flags(tdb) & TDB_RDONLY));
  22
  23                 ok1(tdb_store(tdb, key, data, TDB_INSERT) == TDB_SUCCESS);
  24
  25                 tdb_add_flag(tdb, TDB_RDONLY);
  26                 ok1(tdb_get_flags(tdb) & TDB_RDONLY);
  27
  28                 /* Can't store, append, delete. */
  29                 ok1(tdb_store(tdb, key, data, TDB_MODIFY) == TDB_ERR_RDONLY);
  30                 ok1(tap_log_messages == 1);
  31                 ok1(tdb_append(tdb, key, data) == TDB_ERR_RDONLY);
  32                 ok1(tap_log_messages == 2);
  33                 ok1(tdb_delete(tdb, key) == TDB_ERR_RDONLY);
  34                 ok1(tap_log_messages == 3);
  35
  36                 /* Can't start a transaction, or any write lock. */
  37                 ok1(tdb_transaction_start(tdb) == TDB_ERR_RDONLY);
  38                 ok1(tap_log_messages == 4);
  39                 ok1(tdb_chainlock(tdb, key) == TDB_ERR_RDONLY);
  40                 ok1(tap_log_messages == 5);
  41                 ok1(tdb_lockall(tdb) == TDB_ERR_RDONLY);
  42                 ok1(tap_log_messages == 6);
  43                 ok1(tdb_wipe_all(tdb) == TDB_ERR_RDONLY);
  44                 ok1(tap_log_messages == 7);
  45
  46                 /* Back to RW. */
  47                 tdb_remove_flag(tdb, TDB_RDONLY);
  48                 ok1(!(tdb_get_flags(tdb) & TDB_RDONLY));
  49
  50                 ok1(tdb_store(tdb, key, data, TDB_MODIFY) == TDB_SUCCESS);
  51                 ok1(tdb_append(tdb, key, data) == TDB_SUCCESS);
  52                 ok1(tdb_delete(tdb, key) == TDB_SUCCESS);
  53
  54                 ok1(tdb_transaction_start(tdb) == TDB_SUCCESS);
  55                 ok1(tdb_store(tdb, key, data, TDB_INSERT) == TDB_SUCCESS);
  56                 ok1(tdb_transaction_commit(tdb) == TDB_SUCCESS);
  57
  58                 ok1(tdb_chainlock(tdb, key) == TDB_SUCCESS);
  59                 tdb_chainunlock(tdb, key);
  60                 ok1(tdb_lockall(tdb) == TDB_SUCCESS);
  61                 tdb_unlockall(tdb);
  62                 ok1(tdb_wipe_all(tdb) == TDB_SUCCESS);
  63                 ok1(tap_log_messages == 7);
  64
  65                 tdb_close(tdb);
  66
  67                 /* R0 -> RW */
  68                 tdb = tdb_open("run-92-get-set-readonly.tdb", flags[i],
  69                                O_RDONLY, 0600, &tap_log_attr);
  70                 ok1(tdb);
  71                 ok1(tdb_get_flags(tdb) & TDB_RDONLY);
  72
  73                 /* Can't store, append, delete. */
  74                 ok1(tdb_store(tdb, key, data, TDB_INSERT) == TDB_ERR_RDONLY);
  75                 ok1(tap_log_messages == 8);
  76                 ok1(tdb_append(tdb, key, data) == TDB_ERR_RDONLY);
  77                 ok1(tap_log_messages == 9);
  78                 ok1(tdb_delete(tdb, key) == TDB_ERR_RDONLY);
  79                 ok1(tap_log_messages == 10);
  80
  81                 /* Can't start a transaction, or any write lock. */
  82                 ok1(tdb_transaction_start(tdb) == TDB_ERR_RDONLY);
  83                 ok1(tap_log_messages == 11);
  84                 ok1(tdb_chainlock(tdb, key) == TDB_ERR_RDONLY);
  85                 ok1(tap_log_messages == 12);
  86                 ok1(tdb_lockall(tdb) == TDB_ERR_RDONLY);
  87                 ok1(tap_log_messages == 13);
  88                 ok1(tdb_wipe_all(tdb) == TDB_ERR_RDONLY);
  89                 ok1(tap_log_messages == 14);
  90
  91                 /* Can't remove TDB_RDONLY since we opened with O_RDONLY */
  92                 tdb_remove_flag(tdb, TDB_RDONLY);
  93                 ok1(tap_log_messages == 15);
  94                 ok1(tdb_get_flags(tdb) & TDB_RDONLY);
  95                 tdb_close(tdb);
  96
  97                 ok1(tap_log_messages == 15);
  98                 tap_log_messages = 0;
  99         }
 100         return exit_status();
 101 }