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

   1 #include <ccan/tdb2/tdb.c>
   2 #include <ccan/tdb2/open.c>
   3 #include <ccan/tdb2/free.c>
   4 #include <ccan/tdb2/lock.c>
   5 #include <ccan/tdb2/io.c>
   6 #include <ccan/tdb2/hash.c>
   7 #include <ccan/tdb2/check.c>
   8 #include <ccan/tdb2/transaction.c>
   9 #include <ccan/tdb2/traverse.c>
  10 #include <ccan/tap/tap.h>
  11 #include "logging.h"
  12
  13 int main(int argc, char *argv[])
  14 {
  15         unsigned int i;
  16         struct tdb_context *tdb;
  17         struct tdb_data key = tdb_mkdata("key", 3);
  18         struct tdb_data data = tdb_mkdata("data", 4);
  19         int flags[] = { TDB_DEFAULT, TDB_NOMMAP,
  20                         TDB_CONVERT, TDB_NOMMAP|TDB_CONVERT };
  21
  22         plan_tests(sizeof(flags) / sizeof(flags[0]) * 48);
  23
  24         for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
  25                 /* RW -> R0 */
  26                 tdb = tdb_open("run-92-get-set-readonly.tdb", flags[i],
  27                                O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
  28                 ok1(tdb);
  29                 ok1(!(tdb_get_flags(tdb) & TDB_RDONLY));
  30
  31                 ok1(tdb_store(tdb, key, data, TDB_INSERT) == TDB_SUCCESS);
  32
  33                 tdb_add_flag(tdb, TDB_RDONLY);
  34                 ok1(tdb_get_flags(tdb) & TDB_RDONLY);
  35
  36                 /* Can't store, append, delete. */
  37                 ok1(tdb_store(tdb, key, data, TDB_MODIFY) == TDB_ERR_RDONLY);
  38                 ok1(tap_log_messages == 1);
  39                 ok1(tdb_append(tdb, key, data) == TDB_ERR_RDONLY);
  40                 ok1(tap_log_messages == 2);
  41                 ok1(tdb_delete(tdb, key) == TDB_ERR_RDONLY);
  42                 ok1(tap_log_messages == 3);
  43
  44                 /* Can't start a transaction, or any write lock. */
  45                 ok1(tdb_transaction_start(tdb) == TDB_ERR_RDONLY);
  46                 ok1(tap_log_messages == 4);
  47                 ok1(tdb_chainlock(tdb, key) == TDB_ERR_RDONLY);
  48                 ok1(tap_log_messages == 5);
  49                 ok1(tdb_lockall(tdb) == TDB_ERR_RDONLY);
  50                 ok1(tap_log_messages == 6);
  51                 ok1(tdb_wipe_all(tdb) == TDB_ERR_RDONLY);
  52                 ok1(tap_log_messages == 7);
  53
  54                 /* Back to RW. */
  55                 tdb_remove_flag(tdb, TDB_RDONLY);
  56                 ok1(!(tdb_get_flags(tdb) & TDB_RDONLY));
  57
  58                 ok1(tdb_store(tdb, key, data, TDB_MODIFY) == TDB_SUCCESS);
  59                 ok1(tdb_append(tdb, key, data) == TDB_SUCCESS);
  60                 ok1(tdb_delete(tdb, key) == TDB_SUCCESS);
  61
  62                 ok1(tdb_transaction_start(tdb) == TDB_SUCCESS);
  63                 ok1(tdb_store(tdb, key, data, TDB_INSERT) == TDB_SUCCESS);
  64                 ok1(tdb_transaction_commit(tdb) == TDB_SUCCESS);
  65
  66                 ok1(tdb_chainlock(tdb, key) == TDB_SUCCESS);
  67                 tdb_chainunlock(tdb, key);
  68                 ok1(tdb_lockall(tdb) == TDB_SUCCESS);
  69                 tdb_unlockall(tdb);
  70                 ok1(tdb_wipe_all(tdb) == TDB_SUCCESS);
  71                 ok1(tap_log_messages == 7);
  72
  73                 tdb_close(tdb);
  74
  75                 /* R0 -> RW */
  76                 tdb = tdb_open("run-92-get-set-readonly.tdb", flags[i],
  77                                O_RDONLY, 0600, &tap_log_attr);
  78                 ok1(tdb);
  79                 ok1(tdb_get_flags(tdb) & TDB_RDONLY);
  80
  81                 /* Can't store, append, delete. */
  82                 ok1(tdb_store(tdb, key, data, TDB_INSERT) == TDB_ERR_RDONLY);
  83                 ok1(tap_log_messages == 8);
  84                 ok1(tdb_append(tdb, key, data) == TDB_ERR_RDONLY);
  85                 ok1(tap_log_messages == 9);
  86                 ok1(tdb_delete(tdb, key) == TDB_ERR_RDONLY);
  87                 ok1(tap_log_messages == 10);
  88
  89                 /* Can't start a transaction, or any write lock. */
  90                 ok1(tdb_transaction_start(tdb) == TDB_ERR_RDONLY);
  91                 ok1(tap_log_messages == 11);
  92                 ok1(tdb_chainlock(tdb, key) == TDB_ERR_RDONLY);
  93                 ok1(tap_log_messages == 12);
  94                 ok1(tdb_lockall(tdb) == TDB_ERR_RDONLY);
  95                 ok1(tap_log_messages == 13);
  96                 ok1(tdb_wipe_all(tdb) == TDB_ERR_RDONLY);
  97                 ok1(tap_log_messages == 14);
  98
  99                 /* Can't remove TDB_RDONLY since we opened with O_RDONLY */
 100                 tdb_remove_flag(tdb, TDB_RDONLY);
 101                 ok1(tap_log_messages == 15);
 102                 ok1(tdb_get_flags(tdb) & TDB_RDONLY);
 103                 tdb_close(tdb);
 104
 105                 ok1(tap_log_messages == 15);
 106                 tap_log_messages = 0;
 107         }
 108         return exit_status();
 109 }