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RCPT_COUNT_TWO(0.00)[2]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; MIME_TRACE(0.00)[0:+]; FUZZY_BLOCKED(0.00)[rspamd.com]; TO_DN_SOME(0.00)[]; RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; DNSWL_BLOCKED(0.00)[2a07:de40:b281:106:10:150:64:167:received]; FROM_EQ_ENVFROM(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCVD_TLS_ALL(0.00)[]; DKIM_TRACE(0.00)[suse.de:+]; SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo, imap1.dmz-prg2.suse.org:rdns, suse.com:email, suse.de:dkim] X-Spam-Status: No, score=0.1 required=7.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS shortcircuit=no autolearn=disabled version=4.0.0 X-Spam-Checker-Version: SpamAssassin 4.0.0 (2022-12-13) on in-3.smtp.seeweb.it X-Virus-Scanned: clamav-milter 1.0.3 at in-3.smtp.seeweb.it X-Virus-Status: Clean Subject: [LTP] [PATCH v2 07/10] Add statmount03 test X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it Sender: "ltp" From: Andrea Cervesato This test verifies that statmount() is correctly reading mount information (mount id, parent mount id, mount attributes etc.) using STATMOUNT_MNT_BASIC. Signed-off-by: Andrea Cervesato --- runtest/syscalls | 1 + .../kernel/syscalls/statmount/.gitignore | 1 + .../kernel/syscalls/statmount/statmount03.c | 99 +++++++++++++++++++ 3 files changed, 101 insertions(+) create mode 100644 testcases/kernel/syscalls/statmount/statmount03.c diff --git a/runtest/syscalls b/runtest/syscalls index 5f1df42ca..116106521 100644 --- a/runtest/syscalls +++ b/runtest/syscalls @@ -1539,6 +1539,7 @@ stat04_64 symlink01 -T stat04_64 statmount01 statmount01 statmount02 statmount02 +statmount03 statmount03 statfs01 statfs01 statfs01_64 statfs01_64 diff --git a/testcases/kernel/syscalls/statmount/.gitignore b/testcases/kernel/syscalls/statmount/.gitignore index a30b9565f..2a02bf721 100644 --- a/testcases/kernel/syscalls/statmount/.gitignore +++ b/testcases/kernel/syscalls/statmount/.gitignore @@ -1,2 +1,3 @@ statmount01 statmount02 +statmount03 diff --git a/testcases/kernel/syscalls/statmount/statmount03.c b/testcases/kernel/syscalls/statmount/statmount03.c new file mode 100644 index 000000000..6140940bd --- /dev/null +++ b/testcases/kernel/syscalls/statmount/statmount03.c @@ -0,0 +1,99 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2024 SUSE LLC Andrea Cervesato + */ + +/** + * [Description] + * + * This test verifies that statmount() is correctly reading mount information + * (mount id, parent mount id, mount attributes etc.) using STATMOUNT_MNT_BASIC. + * + * [Algorithm] + * + * * create a mount point + * * create a new parent folder inside the mount point and obtain its mount info + * * create the new "/" mount folder and obtain its mount info + * * run statmount() on the mount point using STATMOUNT_MNT_BASIC + * * read results and check if mount info are correct + */ + +#include "statmount.h" +#include "lapi/stat.h" +#include "lapi/sched.h" + +#define MNTPOINT "mntpoint" +#define MYPARENT MNTPOINT "/myroot" + +static uint64_t root_id; +static uint64_t root_id_old; +static uint64_t parent_id; +static uint64_t parent_id_old; +static struct statmount *st_mount; + +static void run(void) +{ + memset(st_mount, 0, sizeof(struct statmount)); + + TST_EXP_PASS(statmount( + root_id, + STATMOUNT_MNT_BASIC, + st_mount, + sizeof(struct statmount), + 0)); + + if (TST_RET == -1) + return; + + TST_EXP_EQ_LI(st_mount->mask, STATMOUNT_MNT_BASIC); + TST_EXP_EQ_LI(st_mount->size, sizeof(struct statmount)); + TST_EXP_EQ_LI(st_mount->mnt_id, root_id); + TST_EXP_EQ_LI(st_mount->mnt_id_old, root_id_old); + TST_EXP_EQ_LI(st_mount->mnt_parent_id, parent_id); + TST_EXP_EQ_LI(st_mount->mnt_parent_id_old, parent_id_old); + TST_EXP_EQ_LI(st_mount->mnt_propagation, MS_PRIVATE); +} + +static void setup(void) +{ + struct statx sx; + + SAFE_UNSHARE(CLONE_NEWNS); + SAFE_MKDIR(MYPARENT, 0700); + + SAFE_STATX(AT_FDCWD, MYPARENT, 0, STATX_MNT_ID_UNIQUE, &sx); + parent_id = sx.stx_mnt_id; + + SAFE_STATX(AT_FDCWD, MYPARENT, 0, STATX_MNT_ID, &sx); + parent_id_old = sx.stx_mnt_id; + + SAFE_MOUNT("", "/", NULL, MS_REC | MS_PRIVATE, NULL); + SAFE_MOUNT(MYPARENT, MYPARENT, NULL, MS_BIND, NULL); + SAFE_CHROOT(MYPARENT); + SAFE_CHDIR("/"); + + SAFE_STATX(AT_FDCWD, "/", 0, STATX_MNT_ID_UNIQUE, &sx); + root_id = sx.stx_mnt_id; + + SAFE_STATX(AT_FDCWD, "/", 0, STATX_MNT_ID, &sx); + root_id_old = sx.stx_mnt_id; +} + +static struct tst_test test = { + .test_all = run, + .setup = setup, + .min_kver = "6.8", + .needs_tmpdir = 1, + .format_device = 1, + .mount_device = 1, + .mntpoint = MNTPOINT, + .all_filesystems = 1, + .skip_filesystems = (const char *const []) { + "fuse", + NULL + }, + .bufs = (struct tst_buffers []) { + {&st_mount, .size = sizeof(struct statmount)}, + {} + } +};