-/* We need this otherwise fcntl locking fails. */
-#define _FILE_OFFSET_BITS 64
-#define _XOPEN_SOURCE 500
-#include <ccan/tdb/tdb.h>
-#include <ccan/tdb/io.c>
-#include <ccan/tdb/tdb.c>
-#include <ccan/tdb/lock.c>
-#include <ccan/tdb/freelist.c>
-#include <ccan/tdb/traverse.c>
-#include <ccan/tdb/transaction.c>
-#include <ccan/tdb/error.c>
-#include <ccan/tdb/open.c>
-#include <ccan/tdb/check.c>
-#include <ccan/tdb/hash.c>
-#include <ccan/tap/tap.h>
-#include <stdlib.h>
-#include <err.h>
-#include "logging.h"
-
-static int tdb_expand_file_sparse(struct tdb_context *tdb,
- tdb_off_t size,
- tdb_off_t addition)
-{
- if (tdb->read_only || tdb->traverse_read) {
- tdb->ecode = TDB_ERR_RDONLY;
- return -1;
- }
-
- if (ftruncate(tdb->fd, size+addition) == -1) {
- char b = 0;
- ssize_t written = pwrite(tdb->fd, &b, 1, (size+addition) - 1);
- if (written == 0) {
- /* try once more, potentially revealing errno */
- written = pwrite(tdb->fd, &b, 1, (size+addition) - 1);
- }
- if (written == 0) {
- /* again - give up, guessing errno */
- errno = ENOSPC;
- }
- if (written != 1) {
- TDB_LOG((tdb, TDB_DEBUG_FATAL, "expand_file to %d failed (%s)\n",
- size+addition, strerror(errno)));
- return -1;
- }
- }
-
- return 0;
-}
-
-static const struct tdb_methods large_io_methods = {
- tdb_read,
- tdb_write,
- tdb_next_hash_chain,
- tdb_oob,
- tdb_expand_file_sparse
-};
-
-static int test_traverse(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data,
- void *_data)
-{
- TDB_DATA *expect = _data;
- ok1(key.dsize == strlen("hi"));
- ok1(memcmp(key.dptr, "hi", strlen("hi")) == 0);
- ok1(data.dsize == expect->dsize);
- ok1(memcmp(data.dptr, expect->dptr, data.dsize) == 0);
- return 0;
-}
-
-int main(int argc, char *argv[])
-{
- struct tdb_context *tdb;
- TDB_DATA key, orig_data, data;
- uint32_t hash;
- tdb_off_t rec_ptr;
- struct tdb_record rec;
-
- plan_tests(24);
- tdb = tdb_open_ex("run-36-file.tdb", 1024, TDB_CLEAR_IF_FIRST,
- O_CREAT|O_TRUNC|O_RDWR, 0600, &taplogctx, NULL);
-
- ok1(tdb);
- tdb->methods = &large_io_methods;
-
- /* Enlarge the file (internally multiplies by 100). */
- ok1(tdb_expand(tdb, 30000000) == 0);
-
- /* Put an entry in, and check it. */
- key.dsize = strlen("hi");
- key.dptr = (void *)"hi";
- orig_data.dsize = strlen("world");
- orig_data.dptr = (void *)"world";
-
- ok1(tdb_store(tdb, key, orig_data, TDB_INSERT) == 0);
-
- data = tdb_fetch(tdb, key);
- ok1(data.dsize == strlen("world"));
- ok1(memcmp(data.dptr, "world", strlen("world")) == 0);
- free(data.dptr);
-
- /* That currently fills at the end, make sure that's true. */
- hash = tdb->hash_fn(&key);
- rec_ptr = tdb_find_lock_hash(tdb, key, hash, F_RDLCK, &rec);
- ok1(rec_ptr);
- ok1(rec_ptr > 2U*1024*1024*1024);
- tdb_unlock(tdb, BUCKET(rec.full_hash), F_RDLCK);
-
- /* Traverse must work. */
- ok1(tdb_traverse(tdb, test_traverse, &orig_data) == 1);
-
- /* Delete should work. */
- ok1(tdb_delete(tdb, key) == 0);
-
- ok1(tdb_traverse(tdb, test_traverse, NULL) == 0);
-
- /* Transactions should work. */
- ok1(tdb_transaction_start(tdb) == 0);
- ok1(tdb_store(tdb, key, orig_data, TDB_INSERT) == 0);
-
- data = tdb_fetch(tdb, key);
- ok1(data.dsize == strlen("world"));
- ok1(memcmp(data.dptr, "world", strlen("world")) == 0);
- free(data.dptr);
- ok1(tdb_transaction_commit(tdb) == 0);
-
- ok1(tdb_traverse(tdb, test_traverse, &orig_data) == 1);
- tdb_close(tdb);
-
- return exit_status();
-}