/* 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 = 65536; /* 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 64K 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; }
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