ref: 641de5c3aa3af37924f1eed56e958951d30561b0
dir: /fs_test/common/test_lwext4.c/
/* * Copyright (c) 2014 Grzegorz Kostka ([email protected]) * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * - The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "../common/test_lwext4.h" #include <ext4.h> #include <stdio.h> #include <inttypes.h> #include <string.h> /**@brief Block device handle.*/ static struct ext4_blockdev *bd; /**@brief Block cache handle.*/ static struct ext4_bcache *bc; static char *entry_to_str(uint8_t type) { switch (type) { case EXT4_DE_UNKNOWN: return "[unk] "; case EXT4_DE_REG_FILE: return "[fil] "; case EXT4_DE_DIR: return "[dir] "; case EXT4_DE_CHRDEV: return "[cha] "; case EXT4_DE_BLKDEV: return "[blk] "; case EXT4_DE_FIFO: return "[fif] "; case EXT4_DE_SOCK: return "[soc] "; case EXT4_DE_SYMLINK: return "[sym] "; default: break; } return "[???]"; } static long int get_ms(void) { return tim_get_ms(); } static void printf_io_timings(long int diff) { const struct ext4_io_stats *stats = io_timings_get(diff); if (!stats) return; printf("io_timings:\n"); printf(" io_read: %.3f%%\n", (double)stats->io_read); printf(" io_write: %.3f%%\n", (double)stats->io_write); printf(" io_cpu: %.3f%%\n", (double)stats->cpu); } void test_lwext4_dir_ls(const char *path) { char sss[255]; ext4_dir d; const ext4_direntry *de; printf("ls %s\n", path); ext4_dir_open(&d, path); de = ext4_dir_entry_next(&d); while (de) { memcpy(sss, de->name, de->name_length); sss[de->name_length] = 0; printf(" %s%s\n", entry_to_str(de->inode_type), sss); de = ext4_dir_entry_next(&d); } ext4_dir_close(&d); } void test_lwext4_mp_stats(void) { struct ext4_mount_stats stats; ext4_mount_point_stats("/mp/", &stats); printf("********************\n"); printf("ext4_mount_point_stats\n"); printf("inodes_count = %" PRIu32 "\n", stats.inodes_count); printf("free_inodes_count = %" PRIu32 "\n", stats.free_inodes_count); printf("blocks_count = %" PRIu32 "\n", (uint32_t)stats.blocks_count); printf("free_blocks_count = %" PRIu32 "\n", (uint32_t)stats.free_blocks_count); printf("block_size = %" PRIu32 "\n", stats.block_size); printf("block_group_count = %" PRIu32 "\n", stats.block_group_count); printf("blocks_per_group= %" PRIu32 "\n", stats.blocks_per_group); printf("inodes_per_group = %" PRIu32 "\n", stats.inodes_per_group); printf("volume_name = %s\n", stats.volume_name); printf("********************\n"); } void test_lwext4_block_stats(void) { if (!bd) return; printf("********************\n"); printf("ext4 blockdev stats\n"); printf("bdev->bread_ctr = %" PRIu32 "\n", bd->bdif->bread_ctr); printf("bdev->bwrite_ctr = %" PRIu32 "\n", bd->bdif->bwrite_ctr); printf("bcache->ref_blocks = %" PRIu32 "\n", bd->bc->ref_blocks); printf("bcache->max_ref_blocks = %" PRIu32 "\n", bd->bc->max_ref_blocks); printf("bcache->lru_ctr = %" PRIu32 "\n", bd->bc->lru_ctr); printf("\n"); printf("********************\n"); } bool test_lwext4_dir_test(int len) { ext4_file f; int r; int i; char path[64]; long int diff; long int stop; long int start; printf("test_lwext4_dir_test: %d\n", len); io_timings_clear(); start = get_ms(); printf("directory create: /mp/dir1\n"); r = ext4_dir_mk("/mp/dir1"); if (r != EOK) { printf("ext4_dir_mk: rc = %d\n", r); return false; } printf("add files to: /mp/dir1\n"); for (i = 0; i < len; ++i) { sprintf(path, "/mp/dir1/f%d", i); r = ext4_fopen(&f, path, "wb"); if (r != EOK) { printf("ext4_fopen: rc = %d\n", r); return false; } } stop = get_ms(); diff = stop - start; test_lwext4_dir_ls("/mp/dir1"); printf("test_lwext4_dir_test: time: %d ms\n", (int)diff); printf("test_lwext4_dir_test: av: %d ms/entry\n", (int)diff / (len + 1)); printf_io_timings(diff); return true; } static int verify_buf(const unsigned char *b, size_t len, unsigned char c) { size_t i; for (i = 0; i < len; ++i) { if (b[i] != c) return c - b[i]; } return 0; } bool test_lwext4_file_test(uint8_t *rw_buff, uint32_t rw_size, uint32_t rw_count) { int r; size_t size; uint32_t i; long int start; long int stop; long int diff; uint32_t kbps; uint64_t size_bytes; ext4_file f; printf("file_test:\n"); printf(" rw size: %" PRIu32 "\n", rw_size); printf(" rw count: %" PRIu32 "\n", rw_count); /*Add hello world file.*/ r = ext4_fopen(&f, "/mp/hello.txt", "wb"); r = ext4_fwrite(&f, "Hello World !\n", strlen("Hello World !\n"), 0); r = ext4_fclose(&f); io_timings_clear(); start = get_ms(); r = ext4_fopen(&f, "/mp/test1", "wb"); if (r != EOK) { printf("ext4_fopen ERROR = %d\n", r); return false; } printf("ext4_write: %" PRIu32 " * %" PRIu32 " ...\n", rw_size, rw_count); for (i = 0; i < rw_count; ++i) { memset(rw_buff, i % 10 + '0', rw_size); r = ext4_fwrite(&f, rw_buff, rw_size, &size); if ((r != EOK) || (size != rw_size)) break; } if (i != rw_count) { printf(" file_test: rw_count = %" PRIu32 "\n", i); return false; } stop = get_ms(); diff = stop - start; size_bytes = rw_size * rw_count; size_bytes = (size_bytes * 1000) / 1024; kbps = (size_bytes) / (diff + 1); printf(" write time: %d ms\n", (int)diff); printf(" write speed: %" PRIu32 " KB/s\n", kbps); printf_io_timings(diff); r = ext4_fclose(&f); io_timings_clear(); start = get_ms(); r = ext4_fopen(&f, "/mp/test1", "r+"); if (r != EOK) { printf("ext4_fopen ERROR = %d\n", r); return false; } printf("ext4_read: %" PRIu32 " * %" PRIu32 " ...\n", rw_size, rw_count); for (i = 0; i < rw_count; ++i) { r = ext4_fread(&f, rw_buff, rw_size, &size); if ((r != EOK) || (size != rw_size)) break; if (verify_buf(rw_buff, rw_size, i % 10 + '0')) break; } if (i != rw_count) { printf(" file_test: rw_count = %" PRIu32 "\n", i); return false; } stop = get_ms(); diff = stop - start; size_bytes = rw_size * rw_count; size_bytes = (size_bytes * 1000) / 1024; kbps = (size_bytes) / (diff + 1); printf(" read time: %d ms\n", (int)diff); printf(" read speed: %d KB/s\n", (int)kbps); printf_io_timings(diff); r = ext4_fclose(&f); return true; } void test_lwext4_cleanup(void) { long int start; long int stop; long int diff; int r; printf("\ncleanup:\n"); r = ext4_fremove("/mp/hello.txt"); if (r != EOK && r != ENOENT) { printf("ext4_fremove error: rc = %d\n", r); } printf("remove /mp/test1\n"); r = ext4_fremove("/mp/test1"); if (r != EOK && r != ENOENT) { printf("ext4_fremove error: rc = %d\n", r); } printf("remove /mp/dir1\n"); io_timings_clear(); start = get_ms(); r = ext4_dir_rm("/mp/dir1"); if (r != EOK && r != ENOENT) { printf("ext4_fremove ext4_dir_rm: rc = %d\n", r); } stop = get_ms(); diff = stop - start; printf("cleanup: time: %d ms\n", (int)diff); printf_io_timings(diff); } bool test_lwext4_mount(struct ext4_blockdev *bdev, struct ext4_bcache *bcache) { int r; bc = bcache; bd = bdev; if (!bd) { printf("test_lwext4_mount: no block device\n"); return false; } ext4_dmask_set(DEBUG_ALL); r = ext4_device_register(bd, bc ? bc : 0, "ext4_fs"); if (r != EOK) { printf("ext4_device_register: rc = %d\n", r); return false; } r = ext4_mount("ext4_fs", "/mp/"); if (r != EOK) { printf("ext4_mount: rc = %d\n", r); return false; } r = ext4_recover("/mp/"); if (r != EOK && r != ENOTSUP) { printf("ext4_recover: rc = %d\n", r); return false; } r = ext4_journal_start("/mp/"); if (r != EOK) { printf("ext4_journal_start: rc = %d\n", r); return false; } ext4_cache_write_back("/mp/", 1); return true; } bool test_lwext4_umount(void) { int r; ext4_cache_write_back("/mp/", 0); r = ext4_journal_stop("/mp/"); if (r != EOK) { printf("ext4_journal_stop: fail %d", r); return false; } r = ext4_umount("/mp/"); if (r != EOK) { printf("ext4_umount: fail %d", r); return false; } return true; }