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Thu, 11 Jul 2024 07:44:11 +0000 From: Andrea Cervesato Date: Thu, 11 Jul 2024 09:43:53 +0200 MIME-Version: 1.0 Message-Id: <20240711-stat04-v4-1-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=4892; i=andrea.cervesato@suse.com; h=from:subject:message-id; bh=z92ZDQMOnsC6dbHBC11am3yMmgFThX6vi8MGuxCxSGA=; b=owEB7QES/pANAwAIAcvMGrIgs+ZGAcsmYgBmj40+484Yb+/CGDcmoGQEEVtH2RRBx5NLnLqoz /eYvFMggOiJAbMEAAEIAB0WIQT1ysFzUKRW0sIb39jLzBqyILPmRgUCZo+NPgAKCRDLzBqyILPm RgknDACp7S7T7gOcnlTmq4mhrF0PjMNvZ75/d5RHUZtnJWARKoij0IsMBkRGcU8YGuModfJvDql L75yn2oJMCa5wt3C6biVR4NQ+V8k24WN0u+N1pYj4Ynpjao8vu1mXkslJ9suhAs1XiPsYA6YXVx INg3DDPA5KNAdbcA2ougDws04VeKz8V+tsdbWPeGE5DpOPhCEhr6eVFJQcAdc8QOhmyoYlIbA2B H5rUh5STxtrWFMh6GcbwBuyHeFV+Fw9OOfjfE+82R5Ea0CVJhhQRYu1YRAdWrnH9u3FcEpIFAg6 ONQMCo1YKcNP6Pf/l1plm3Q5s+en2umjB8dmKANeP7yn9smaIb1hf1irM5P2PRjxc2UMhk2kgWS OOgP09B1xlYlD7vzp3NhRRmYhWaq17YkeBjtiTuLyFkS2YmnrK7eOkw1PhPWe7w/zUJm9eDwQaC nSu7IvWtU/NsixHbvhdchx2KIx5qtivqQ0BnJiho0a0rjw6sX9KdFogb9/5QzparrLxVQ= 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 stat() executed on file provide the same information of symlink linking to it. Reviewed-by: Li Wang Reviewed-by: Petr Vorel Reviewed-by: Cyril Hrubis Signed-off-by: Andrea Cervesato --- runtest/smoketest | 4 +- runtest/syscalls | 4 +- testcases/kernel/syscalls/stat/.gitignore | 2 + testcases/kernel/syscalls/stat/stat04.c | 109 ++++++++++++++++++++++++++++++ 4 files changed, 114 insertions(+), 5 deletions(-) diff --git a/runtest/smoketest b/runtest/smoketest index f6f14fd2b..aeb74c9ee 100644 --- a/runtest/smoketest +++ b/runtest/smoketest @@ -8,9 +8,7 @@ time01 time01 wait02 wait02 write01 write01 symlink01 symlink01 -stat04 symlink01 -T stat04 -utime07 utime07 -rename01A symlink01 -T rename01 +stat04 stat04 splice02 splice02 -s 20 df01_sh df01.sh shell_test01 echo "SUCCESS" | shell_pipe01.sh diff --git a/runtest/syscalls b/runtest/syscalls index b6cadb2df..1e1203503 100644 --- a/runtest/syscalls +++ b/runtest/syscalls @@ -1535,8 +1535,8 @@ stat02 stat02 stat02_64 stat02_64 stat03 stat03 stat03_64 stat03_64 -stat04 symlink01 -T stat04 -stat04_64 symlink01 -T stat04_64 +stat04 stat04 +stat04_64 stat04_64 statfs01 statfs01 statfs01_64 statfs01_64 diff --git a/testcases/kernel/syscalls/stat/.gitignore b/testcases/kernel/syscalls/stat/.gitignore index fa0a4ce9f..0a62dc6ee 100644 --- a/testcases/kernel/syscalls/stat/.gitignore +++ b/testcases/kernel/syscalls/stat/.gitignore @@ -4,3 +4,5 @@ /stat02_64 /stat03 /stat03_64 +/stat04 +/stat04_64 diff --git a/testcases/kernel/syscalls/stat/stat04.c b/testcases/kernel/syscalls/stat/stat04.c new file mode 100644 index 000000000..8dbf58a1d --- /dev/null +++ b/testcases/kernel/syscalls/stat/stat04.c @@ -0,0 +1,109 @@ +// 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 + */ + +/*\ + * [Description] + * + * This test checks that stat() executed on file provide the same information + * of symlink linking to it. + */ + +#include +#include "tst_test.h" +#include "tst_safe_stdio.h" + +#define FILENAME "file.txt" +#define MNTPOINT "mntpoint" +#define SYMBNAME MNTPOINT"/file_symlink" + +static char *symb_path; +static char *file_path; +static struct stat *file_stat; +static struct stat *symb_stat; + +static void run(void) +{ + SAFE_STAT(file_path, file_stat); + SAFE_STAT(symb_path, symb_stat); + + TST_EXP_EQ_LI(file_stat->st_dev, symb_stat->st_dev); + TST_EXP_EQ_LI(file_stat->st_mode, symb_stat->st_mode); + TST_EXP_EQ_LI(file_stat->st_nlink, symb_stat->st_nlink); + TST_EXP_EQ_LI(file_stat->st_uid, symb_stat->st_uid); + TST_EXP_EQ_LI(file_stat->st_gid, symb_stat->st_gid); + TST_EXP_EQ_LI(file_stat->st_size, symb_stat->st_size); + TST_EXP_EQ_LI(file_stat->st_atime, symb_stat->st_atime); + TST_EXP_EQ_LI(file_stat->st_mtime, symb_stat->st_mtime); + TST_EXP_EQ_LI(file_stat->st_ctime, symb_stat->st_ctime); +} + +static void setup(void) +{ + char opt_bsize[32]; + char *tmpdir; + const char *const fs_opts[] = {opt_bsize, NULL}; + struct stat sb; + int pagesize; + int fd; + + tmpdir = tst_get_tmpdir(); + SAFE_ASPRINTF(&file_path, "%s/%s", tmpdir, FILENAME); + SAFE_ASPRINTF(&symb_path, "%s/%s", tmpdir, SYMBNAME); + free(tmpdir); + + /* 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(file_path, symb_path); +} + +static void cleanup(void) +{ + if (file_path) + free(file_path); + + if (symb_path) + free(symb_path); + + if (tst_is_mounted(MNTPOINT)) + SAFE_UMOUNT(MNTPOINT); +} + +static struct tst_test test = { + .setup = setup, + .cleanup = cleanup, + .test_all = run, + .needs_root = 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