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https://github.com/isar/libmdbx.git
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mdbx: fix MDBX_CORRUPED error (nasty copy&paste bug).
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parent
b4fd0500d1
commit
0810f4e105
39
src/mdbx.c
39
src/mdbx.c
@ -3419,7 +3419,7 @@ static int mdbx_env_sync_locked(MDB_env *env, unsigned flags,
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mdbx_assert(env, pending != METAPAGE_1(env) && pending != METAPAGE_2(env));
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mdbx_assert(env, (env->me_flags & (MDB_RDONLY | MDB_FATAL_ERROR)) == 0);
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mdbx_assert(env, META_IS_WEAK(head) || env->me_sync_pending != 0 ||
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mdbx_assert(env, !META_IS_STEADY(head) || env->me_sync_pending != 0 ||
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env->me_mapsize != prev_mapsize);
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pending->mm_mapsize = env->me_mapsize;
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@ -3812,11 +3812,10 @@ static int __cold mdbx_setup_dxb(MDB_env *env, MDB_meta *meta, int lck_rc) {
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env->me_mapsize = meta->mm_mapsize;
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else {
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/* Make sure mapsize >= committed data size. Even when using
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* mm_mapsize, which could be broken in old files (ITS#7789).
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*/
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size_t minsize = (meta->mm_last_pg + 1) * meta->mm_psize;
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if (env->me_mapsize < minsize)
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env->me_mapsize = minsize;
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* mm_mapsize, which could be broken in old files (ITS#7789). */
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size_t usedsize = (meta->mm_last_pg + 1) * meta->mm_psize;
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if (env->me_mapsize < usedsize)
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env->me_mapsize = usedsize;
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meta->mm_mapsize = env->me_mapsize;
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}
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@ -3831,10 +3830,25 @@ static int __cold mdbx_setup_dxb(MDB_env *env, MDB_meta *meta, int lck_rc) {
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err = mdbx_ftruncate(env->me_fd, env->me_mapsize);
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if (unlikely(err != MDB_SUCCESS))
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return err;
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} else {
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off_t size;
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err = mdbx_filesize(env->me_fd, &size);
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if (unlikely(err != MDB_SUCCESS))
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return err;
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if (size != (off_t)env->me_mapsize) {
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mdbx_trace("filesize mismatch");
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if ((env->me_flags & MDB_RDONLY) ||
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lck_rc != /* lck exclusive */ MDBX_RESULT_TRUE)
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return MDBX_WANNA_RECOVERY /* LY: could not mdbx_ftruncate */;
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err = mdbx_ftruncate(env->me_fd, env->me_mapsize);
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if (unlikely(err != MDB_SUCCESS))
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return err;
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}
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}
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const size_t usedsize = (meta->mm_last_pg + 1) * env->me_psize;
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err = mdbx_env_map(env, NULL, usedsize);
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err = mdbx_env_map(env, NULL, env->me_mapsize);
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if (err)
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return err;
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@ -3878,7 +3892,6 @@ static int __cold mdbx_setup_dxb(MDB_env *env, MDB_meta *meta, int lck_rc) {
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/* Open and/or initialize the lock region for the environment. */
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static int __cold mdbx_setup_lck(MDB_env *env, char *lck_pathname, int mode) {
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off_t size;
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assert(env->me_fd != INVALID_HANDLE_VALUE);
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assert(env->me_lfd == INVALID_HANDLE_VALUE);
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@ -3899,6 +3912,7 @@ static int __cold mdbx_setup_lck(MDB_env *env, char *lck_pathname, int mode) {
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mdbx_debug("lck-setup: %s ",
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(rc == MDBX_RESULT_TRUE) ? "exclusive" : "shared");
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off_t size;
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err = mdbx_filesize(env->me_lfd, &size);
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if (unlikely(err != MDB_SUCCESS))
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return err;
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@ -5751,6 +5765,7 @@ int mdbx_cursor_put(MDB_cursor *mc, MDB_val *key, MDB_val *data,
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if (unlikely(rc2 = mdbx_page_new(mc, P_LEAF, 1, &np))) {
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return rc2;
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}
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assert(np->mp_flags & P_LEAF);
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mdbx_cursor_push(mc, np);
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mc->mc_db->md_root = np->mp_pgno;
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mc->mc_db->md_depth++;
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@ -6292,7 +6307,7 @@ static int mdbx_page_new(MDB_cursor *mc, uint32_t flags, int num,
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if (unlikely((rc = mdbx_page_alloc(mc, num, &np, MDBX_ALLOC_ALL))))
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return rc;
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mdbx_debug("allocated new mpage %" PRIuPTR ", page size %u", np->mp_pgno,
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mdbx_debug("allocated new page #%" PRIuPTR ", size %u", np->mp_pgno,
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mc->mc_txn->mt_env->me_psize);
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np->mp_flags = flags | P_DIRTY;
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np->mp_lower = (PAGEHDRSZ - PAGEBASE);
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@ -6308,7 +6323,7 @@ static int mdbx_page_new(MDB_cursor *mc, uint32_t flags, int num,
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}
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*mp = np;
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return 0;
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return MDB_SUCCESS;
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}
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/** Calculate the size of a leaf node.
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@ -8908,7 +8923,7 @@ int mdbx_dbi_open_ex(MDB_txn *txn, const char *table_name, unsigned user_flags,
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txn->mt_dbflags[slot] = dbflag;
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txn->mt_dbiseqs[slot] = (txn->mt_env->me_dbiseqs[slot] += 1);
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memcpy(&txn->mt_dbs[slot], data.mv_data, sizeof(MDB_db));
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txn->mt_dbs[slot] = *(MDB_db *)data.mv_data;
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rc = mdbx_dbi_bind(txn, slot, user_flags, keycmp, datacmp);
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if (unlikely(rc != MDB_SUCCESS)) {
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assert((dbflag & DB_DIRTY) == 0);
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