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DEFINITIONS
This source file includes following definitions.
- test_open
- test_reopen
- test_stat
- test_readdir
- test_append
- test_seek
- test_write
- test_mmap
- test_format
- test_buffered
- test_nolfs
- testlfs
/* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "apr_file_io.h"
#include "apr_file_info.h"
#include "apr_errno.h"
#include "apr_general.h"
#include "apr_poll.h"
#include "apr_strings.h"
#include "apr_lib.h"
#include "apr_mmap.h"
#include "testutil.h"
/* TODO: in 1.3.0 this becomes APR_HAS_SPARSE_FILES, HOWEVER we will
* still need to test csize before proceeding, because having sparse
* file support in the OS/APR does not mean this volume supports it!
*/
#if APR_HAS_LARGE_FILES
/* Tests which create an 8GB sparse file and then check it can be used
* as normal. */
static apr_off_t oneMB = APR_INT64_C(2) << 19;
static apr_off_t eightGB = APR_INT64_C(2) << 32;
static int madefile = 0;
#define PRECOND if (!madefile) { ABTS_NOT_IMPL(tc, "Large file tests not enabled"); return; }
#define TESTDIR "lfstests"
#define TESTFILE "large.bin"
#define TESTFN "lfstests/large.bin"
static void test_open(abts_case *tc, void *data)
{
apr_file_t *f;
apr_finfo_t testsize;
apr_status_t rv;
rv = apr_dir_make(TESTDIR, APR_OS_DEFAULT, p);
if (rv && !APR_STATUS_IS_EEXIST(rv)) {
APR_ASSERT_SUCCESS(tc, "make test directory", rv);
}
/* First attempt a 1MB sparse file so we don't tax the poor test box */
rv = apr_file_open(&f, TESTFN, APR_FOPEN_CREATE | APR_FOPEN_WRITE
| APR_FOPEN_TRUNCATE | APR_FOPEN_SPARSE,
APR_OS_DEFAULT, p);
APR_ASSERT_SUCCESS(tc, "open file", rv);
APR_ASSERT_SUCCESS(tc, "Truncate to 1MB", rv = apr_file_trunc(f, oneMB+1));
if (rv == APR_SUCCESS) {
rv = apr_file_info_get(&testsize, APR_FINFO_CSIZE, f);
}
/* give up if we can't determine the allocation size of the file,
* or if it's not an obviously small allocation but the allocation
* unit doesn't appear insanely large - on most platforms, it's just
* zero physical bytes at this point.
*/
if (rv != APR_SUCCESS || (testsize.csize > oneMB
&& testsize.csize < oneMB * 2)) {
ABTS_NOT_IMPL(tc, "Creation of large file (apparently not sparse)");
madefile = 0;
}
else {
/* Proceed with our 8GB sparse file now */
rv = apr_file_trunc(f, eightGB);
/* 8GB may pass rlimits or filesystem limits */
if (APR_STATUS_IS_EINVAL(rv)
#ifdef EFBIG
|| rv == EFBIG
#endif
) {
ABTS_NOT_IMPL(tc, "Creation of large file (rlimit, quota or fs)");
}
else {
APR_ASSERT_SUCCESS(tc, "truncate file to 8gb", rv);
}
madefile = rv == APR_SUCCESS;
}
APR_ASSERT_SUCCESS(tc, "close large file", apr_file_close(f));
if (!madefile) {
APR_ASSERT_SUCCESS(tc, "remove large file", apr_file_remove(TESTFN, p));
}
}
static void test_reopen(abts_case *tc, void *data)
{
apr_file_t *fh;
apr_finfo_t finfo;
apr_status_t rv;
PRECOND;
rv = apr_file_open(&fh, TESTFN, APR_FOPEN_SPARSE | APR_FOPEN_READ,
APR_OS_DEFAULT, p);
APR_ASSERT_SUCCESS(tc, "re-open 8GB file", rv);
APR_ASSERT_SUCCESS(tc, "file_info_get failed",
apr_file_info_get(&finfo, APR_FINFO_NORM, fh));
ABTS_ASSERT(tc, "file_info_get gave incorrect size",
finfo.size == eightGB);
APR_ASSERT_SUCCESS(tc, "re-close large file", apr_file_close(fh));
}
static void test_stat(abts_case *tc, void *data)
{
apr_finfo_t finfo;
PRECOND;
APR_ASSERT_SUCCESS(tc, "stat large file",
apr_stat(&finfo, TESTFN, APR_FINFO_NORM, p));
ABTS_ASSERT(tc, "stat gave incorrect size", finfo.size == eightGB);
}
static void test_readdir(abts_case *tc, void *data)
{
apr_dir_t *dh;
apr_status_t rv;
PRECOND;
APR_ASSERT_SUCCESS(tc, "open test directory",
apr_dir_open(&dh, TESTDIR, p));
do {
apr_finfo_t finfo;
rv = apr_dir_read(&finfo, APR_FINFO_MIN, dh);
if (rv == APR_SUCCESS && strcmp(finfo.name, TESTFILE) == 0) {
ABTS_ASSERT(tc, "apr_dir_read gave incorrect size for large file",
finfo.size == eightGB);
}
} while (rv == APR_SUCCESS);
if (!APR_STATUS_IS_ENOENT(rv)) {
APR_ASSERT_SUCCESS(tc, "apr_dir_read failed", rv);
}
APR_ASSERT_SUCCESS(tc, "close test directory",
apr_dir_close(dh));
}
#define TESTSTR "Hello, world."
static void test_append(abts_case *tc, void *data)
{
apr_file_t *fh;
apr_finfo_t finfo;
apr_status_t rv;
PRECOND;
rv = apr_file_open(&fh, TESTFN, APR_FOPEN_SPARSE | APR_FOPEN_WRITE
| APR_FOPEN_APPEND,
APR_OS_DEFAULT, p);
APR_ASSERT_SUCCESS(tc, "open 8GB file for append", rv);
APR_ASSERT_SUCCESS(tc, "append to 8GB file",
apr_file_write_full(fh, TESTSTR, strlen(TESTSTR), NULL));
APR_ASSERT_SUCCESS(tc, "file_info_get failed",
apr_file_info_get(&finfo, APR_FINFO_NORM, fh));
ABTS_ASSERT(tc, "file_info_get gave incorrect size",
finfo.size == eightGB + strlen(TESTSTR));
APR_ASSERT_SUCCESS(tc, "close 8GB file", apr_file_close(fh));
}
static void test_seek(abts_case *tc, void *data)
{
apr_file_t *fh;
apr_off_t pos;
apr_status_t rv;
PRECOND;
rv = apr_file_open(&fh, TESTFN, APR_FOPEN_SPARSE | APR_FOPEN_WRITE,
APR_OS_DEFAULT, p);
APR_ASSERT_SUCCESS(tc, "open 8GB file for writing", rv);
pos = 0;
APR_ASSERT_SUCCESS(tc, "relative seek to end",
apr_file_seek(fh, APR_END, &pos));
ABTS_ASSERT(tc, "seek to END gave 8GB", pos == eightGB);
pos = eightGB;
APR_ASSERT_SUCCESS(tc, "seek to 8GB", apr_file_seek(fh, APR_SET, &pos));
ABTS_ASSERT(tc, "seek gave 8GB offset", pos == eightGB);
pos = 0;
APR_ASSERT_SUCCESS(tc, "relative seek to 0", apr_file_seek(fh, APR_CUR, &pos));
ABTS_ASSERT(tc, "relative seek gave 8GB offset", pos == eightGB);
apr_file_close(fh);
}
static void test_write(abts_case *tc, void *data)
{
apr_file_t *fh;
apr_off_t pos = eightGB - 4;
apr_status_t rv;
PRECOND;
rv = apr_file_open(&fh, TESTFN, APR_FOPEN_SPARSE | APR_FOPEN_WRITE,
APR_OS_DEFAULT, p);
APR_ASSERT_SUCCESS(tc, "re-open 8GB file", rv);
APR_ASSERT_SUCCESS(tc, "seek to 8GB - 4",
apr_file_seek(fh, APR_SET, &pos));
ABTS_ASSERT(tc, "seek gave 8GB-4 offset", pos == eightGB - 4);
APR_ASSERT_SUCCESS(tc, "write magic string to 8GB-4",
apr_file_write_full(fh, "FISH", 4, NULL));
APR_ASSERT_SUCCESS(tc, "close 8GB file", apr_file_close(fh));
}
#if APR_HAS_MMAP
static void test_mmap(abts_case *tc, void *data)
{
apr_mmap_t *map;
apr_file_t *fh;
apr_size_t len = 16384; /* hopefully a multiple of the page size */
apr_off_t off = eightGB - len;
apr_status_t rv;
void *ptr;
PRECOND;
rv = apr_file_open(&fh, TESTFN, APR_FOPEN_SPARSE | APR_FOPEN_READ,
APR_OS_DEFAULT, p);
APR_ASSERT_SUCCESS(tc, "open 8gb file for mmap", rv);
APR_ASSERT_SUCCESS(tc, "mmap 8GB file",
apr_mmap_create(&map, fh, off, len, APR_MMAP_READ, p));
APR_ASSERT_SUCCESS(tc, "close file", apr_file_close(fh));
ABTS_ASSERT(tc, "mapped a 16K block", map->size == len);
APR_ASSERT_SUCCESS(tc, "get pointer into mmaped region",
apr_mmap_offset(&ptr, map, len - 4));
ABTS_ASSERT(tc, "pointer was not NULL", ptr != NULL);
ABTS_ASSERT(tc, "found the magic string", memcmp(ptr, "FISH", 4) == 0);
APR_ASSERT_SUCCESS(tc, "delete mmap handle", apr_mmap_delete(map));
}
#endif /* APR_HAS_MMAP */
static void test_format(abts_case *tc, void *data)
{
apr_off_t off;
PRECOND;
off = apr_atoi64(apr_off_t_toa(p, eightGB));
ABTS_ASSERT(tc, "apr_atoi64 parsed apr_off_t_toa result incorrectly",
off == eightGB);
}
#define TESTBUFFN TESTDIR "/buffer.bin"
static void test_buffered(abts_case *tc, void *data)
{
apr_off_t off;
apr_file_t *f;
apr_status_t rv;
PRECOND;
rv = apr_file_open(&f, TESTBUFFN, APR_FOPEN_CREATE | APR_FOPEN_WRITE
| APR_FOPEN_TRUNCATE | APR_FOPEN_BUFFERED
| APR_FOPEN_SPARSE,
APR_OS_DEFAULT, p);
APR_ASSERT_SUCCESS(tc, "open buffered file", rv);
APR_ASSERT_SUCCESS(tc, "truncate to 8GB",
apr_file_trunc(f, eightGB));
off = eightGB;
APR_ASSERT_SUCCESS(tc, "seek to 8GB",
apr_file_seek(f, APR_SET, &off));
ABTS_ASSERT(tc, "returned seek position still 8GB",
off == eightGB);
off = 0;
APR_ASSERT_SUCCESS(tc, "relative seek",
apr_file_seek(f, APR_CUR, &off));
ABTS_ASSERT(tc, "relative seek still at 8GB",
off == eightGB);
off = 0;
APR_ASSERT_SUCCESS(tc, "end-relative seek",
apr_file_seek(f, APR_END, &off));
ABTS_ASSERT(tc, "end-relative seek still at 8GB",
off == eightGB);
off = -eightGB;
APR_ASSERT_SUCCESS(tc, "relative seek to beginning",
apr_file_seek(f, APR_CUR, &off));
ABTS_ASSERT(tc, "seek to beginning got zero",
off == 0);
APR_ASSERT_SUCCESS(tc, "close buffered file",
apr_file_close(f));
}
#else /* !APR_HAS_LARGE_FILES */
static void test_nolfs(abts_case *tc, void *data)
{
ABTS_NOT_IMPL(tc, "Large Files not supported");
}
#endif
abts_suite *testlfs(abts_suite *suite)
{
suite = ADD_SUITE(suite)
#if APR_HAS_LARGE_FILES
abts_run_test(suite, test_open, NULL);
abts_run_test(suite, test_reopen, NULL);
abts_run_test(suite, test_stat, NULL);
abts_run_test(suite, test_readdir, NULL);
abts_run_test(suite, test_seek, NULL);
abts_run_test(suite, test_append, NULL);
abts_run_test(suite, test_write, NULL);
#if APR_HAS_MMAP
abts_run_test(suite, test_mmap, NULL);
#endif
abts_run_test(suite, test_format, NULL);
abts_run_test(suite, test_buffered, NULL);
#else
abts_run_test(suite, test_nolfs, NULL);
#endif
return suite;
}