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Thu, 11 Jul 2024 07:44:11 +0000 From: Andrea Cervesato Date: Thu, 11 Jul 2024 09:43:54 +0200 MIME-Version: 1.0 Message-Id: <20240711-stat04-v4-2-d30c26fdaf5a@suse.com> References: <20240711-stat04-v4-0-d30c26fdaf5a@suse.com> In-Reply-To: <20240711-stat04-v4-0-d30c26fdaf5a@suse.com> To: ltp@lists.linux.it X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=4492; i=andrea.cervesato@suse.com; h=from:subject:message-id; bh=EFqEa6yCm1AtPI+u1+HFqpRqYuB3hSsHI6DdTyVdJD4=; b=owEB7QES/pANAwAIAcvMGrIgs+ZGAcsmYgBmj40+EFwVhbiHRNTIKNH20s0i8s8xpMVvloNir ymp/fwsBbeJAbMEAAEIAB0WIQT1ysFzUKRW0sIb39jLzBqyILPmRgUCZo+NPgAKCRDLzBqyILPm RuBuDACROlFMclckMqRWQ7hPnauSNGZYtzhAmX3J6WvEO6I3jpFHMAtUtVqTOXSZ5+qSWvf7RAh Zu0t+iwZR5RB/Bwdku4UrDDXcSn/pHliCCAvLIOqWHmIXyxJFk5FP3x3mLX4D9BKbiFLq6WbmW1 CItVKPpAWfnFRLnNi1Xoc5mpm00oae/x4GyiWRiLRbuS0y/lQ10x9/Bu4rb6RLHtWVQ0hceWLvw /N6HMoa21mrPh6HJk9NzjQpoexTKPyDUqKJpcChcA7A9/XldguSsKpzH+lK783D6rZRKs2Tlu0B 3qqjPUZvGMd5X12f1JWE0uwmaY7nw6SP52JTffMZ+yJSc8DLUrARgFH1srdx8pKplu2I1Guu6ab jWPUE8O7x6z3QW0ZE8o+fMWxUd/vwCwB9+E186DJNgXEHULtrO/5mbzYLD62+Se9nTvnd01IFsu JxnUlpPEmT4J0smgW7q2RTHif5Po/7kjAokC255cqW8DN8LrdpZ58GWdhKjOhFptlat3U= X-Developer-Key: i=andrea.cervesato@suse.com; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" From: Andrea Cervesato This test has been extracted from symlink01 test and it checks that lstat() provides the right information, according with device, access time, block size, ownership, etc. Reviewed-by: Li Wang Reviewed-by: Petr Vorel Signed-off-by: Andrea Cervesato --- runtest/syscalls | 4 +- testcases/kernel/syscalls/lstat/.gitignore | 2 + testcases/kernel/syscalls/lstat/lstat03.c | 99 ++++++++++++++++++++++++++++++ 3 files changed, 103 insertions(+), 2 deletions(-) diff --git a/runtest/syscalls b/runtest/syscalls index 1e1203503..160725893 100644 --- a/runtest/syscalls +++ b/runtest/syscalls @@ -725,12 +725,12 @@ lseek02 lseek02 lseek07 lseek07 lseek11 lseek11 -lstat01A symlink01 -T lstat01 -lstat01A_64 symlink01 -T lstat01_64 lstat01 lstat01 lstat01_64 lstat01_64 lstat02 lstat02 lstat02_64 lstat02_64 +lstat03 lstat03 +lstat03_64 lstat03_64 mallinfo02 mallinfo02 diff --git a/testcases/kernel/syscalls/lstat/.gitignore b/testcases/kernel/syscalls/lstat/.gitignore index a497a445f..72cba871f 100644 --- a/testcases/kernel/syscalls/lstat/.gitignore +++ b/testcases/kernel/syscalls/lstat/.gitignore @@ -2,3 +2,5 @@ /lstat01_64 /lstat02 /lstat02_64 +/lstat03 +/lstat03_64 diff --git a/testcases/kernel/syscalls/lstat/lstat03.c b/testcases/kernel/syscalls/lstat/lstat03.c new file mode 100644 index 000000000..4edabba7b --- /dev/null +++ b/testcases/kernel/syscalls/lstat/lstat03.c @@ -0,0 +1,99 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved. + * Author: David Fenner, Jon Hendrickson + * Copyright (C) 2024 Andrea Cervesato andrea.cervesato@suse.com + */ + +/*\ + * [Description] + * + * This test verifies that lstat() provides correct information according + * with device, access time, block size, ownership, etc. + * The implementation provides a set of tests which are specific for each one + * of the `struct stat` used to read file and symlink information. + */ + +#include "tst_test.h" + +#define FILENAME "file.txt" +#define MNTPOINT "mntpoint" +#define SYMBNAME MNTPOINT"/file_symlink" + +static struct stat *file_stat; +static struct stat *symb_stat; + +static void run(void) +{ + SAFE_LSTAT(FILENAME, file_stat); + SAFE_LSTAT(SYMBNAME, symb_stat); + + TST_EXP_EXPR(file_stat->st_dev != symb_stat->st_dev); + TST_EXP_EXPR(file_stat->st_mode != symb_stat->st_mode); + TST_EXP_EXPR(file_stat->st_nlink != symb_stat->st_nlink); + TST_EXP_EXPR(file_stat->st_ino != symb_stat->st_ino); + TST_EXP_EXPR(file_stat->st_uid != symb_stat->st_uid); + TST_EXP_EXPR(file_stat->st_gid != symb_stat->st_gid); + TST_EXP_EXPR(file_stat->st_size != symb_stat->st_size); + TST_EXP_EXPR(file_stat->st_blocks != symb_stat->st_blocks); + TST_EXP_EXPR(file_stat->st_blksize != symb_stat->st_blksize); + TST_EXP_EXPR(file_stat->st_atime != symb_stat->st_atime); + TST_EXP_EXPR(file_stat->st_mtime != symb_stat->st_mtime); + TST_EXP_EXPR(file_stat->st_ctime != symb_stat->st_ctime); +} + +static void setup(void) +{ + char opt_bsize[32]; + const char *const fs_opts[] = {opt_bsize, NULL}; + struct stat sb; + int pagesize; + int fd; + + /* change st_blksize / st_dev */ + SAFE_STAT(".", &sb); + pagesize = sb.st_blksize == 4096 ? 1024 : 4096; + + snprintf(opt_bsize, sizeof(opt_bsize), "-b %i", pagesize); + SAFE_MKFS(tst_device->dev, tst_device->fs_type, fs_opts, NULL); + SAFE_MOUNT(tst_device->dev, MNTPOINT, tst_device->fs_type, 0, 0); + + SAFE_TOUCH(FILENAME, 0777, NULL); + + /* change st_nlink */ + SAFE_LINK(FILENAME, "linked_file"); + + /* change st_uid and st_gid */ + SAFE_CHOWN(FILENAME, 1000, 1000); + + /* change st_size */ + fd = SAFE_OPEN(FILENAME, O_WRONLY, 0777); + tst_fill_fd(fd, 'a', TST_KB, 500); + SAFE_CLOSE(fd); + + /* change st_atime / st_mtime / st_ctime */ + usleep(1001000); + + SAFE_SYMLINK(FILENAME, SYMBNAME); +} + +static void cleanup(void) +{ + if (tst_is_mounted(MNTPOINT)) + SAFE_UMOUNT(MNTPOINT); +} + +static struct tst_test test = { + .setup = setup, + .cleanup = cleanup, + .test_all = run, + .needs_root = 1, + .needs_tmpdir = 1, + .needs_device = 1, + .mntpoint = MNTPOINT, + .bufs = (struct tst_buffers []) { + {&file_stat, .size = sizeof(struct stat)}, + {&symb_stat, .size = sizeof(struct stat)}, + {} + } +}; -- 2.43.0 -- Mailing list info: https://lists.linux.it/listinfo/ltp