97 lines
2.5 KiB
C
97 lines
2.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) 2019 FUJITSU LIMITED. All rights reserved.
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* Author: Yang Xu <xuyang2018.jy@fujitsu.com>
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*/
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/*\
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* [Description]
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*
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* This is not only a functional test but also a error test for Q_XQUOTARM.
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*
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* It is a regresstion test for kernel commit 3dd4d40b4208
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* ("xfs: Sanity check flags of Q_XQUOTARM call").
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*/
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#include <errno.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <sys/quota.h>
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#include <sys/statvfs.h>
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#include "tst_test.h"
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#include "quotactl_syscall_var.h"
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#ifdef HAVE_XFS_XQM_H
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# include <xfs/xqm.h>
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/* Include a valid quota type to avoid other EINVAL error */
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static unsigned int invalid_type = XFS_GROUP_QUOTA << 1 | XFS_USER_QUOTA;
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static unsigned int valid_type = XFS_USER_QUOTA;
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static int mount_flag;
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static void verify_quota(void)
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{
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struct statfs before, after;
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SAFE_STATFS(MNTPOINT, &before);
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TST_EXP_PASS(do_quotactl(fd, QCMD(Q_XQUOTARM, USRQUOTA), tst_device->dev, 0,
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(void *)&valid_type), "do_quotactl(Q_XQUOTARM,valid_type)");
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SAFE_STATFS(MNTPOINT, &after);
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if (before.f_bavail <= after.f_bavail)
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tst_res(TPASS, "Q_XQUOTARM to free space, delta(%lu)", after.f_bavail - before.f_bavail);
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else
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tst_res(TFAIL, "Q_XQUOTARM to free space, delta(-%lu)", before.f_bavail - after.f_bavail);
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TST_EXP_FAIL(do_quotactl(fd, QCMD(Q_XQUOTARM, USRQUOTA), tst_device->dev, 0,
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(void *)&invalid_type), EINVAL, "do_quotactl(Q_XQUOTARM, invalid_type)");
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}
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static void setup(void)
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{
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quotactl_info();
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/*
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* Ensure superblock has quota data, but not running. In here, we must unmount
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* completely and mount again with '-o no quota' because 'mount -o remount, noquota'
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* isn't sufficient to disable accounting feature.
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*/
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SAFE_MOUNT(tst_device->dev, MNTPOINT, tst_device->fs_type, 0, "usrquota");
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mount_flag = 1;
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SAFE_UMOUNT(MNTPOINT);
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mount_flag = 0;
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SAFE_MOUNT(tst_device->dev, MNTPOINT, tst_device->fs_type, 0, "noquota");
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mount_flag = 1;
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fd = SAFE_OPEN(MNTPOINT, O_RDONLY);
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}
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static void cleanup(void)
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{
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if (fd > -1)
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SAFE_CLOSE(fd);
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if (mount_flag && tst_umount(MNTPOINT))
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tst_res(TWARN | TERRNO, "umount(%s)", MNTPOINT);
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}
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static struct tst_test test = {
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.setup = setup,
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.cleanup = cleanup,
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.needs_root = 1,
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.needs_kconfigs = (const char *[]) {
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"CONFIG_XFS_QUOTA",
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NULL
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},
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.test_all = verify_quota,
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.format_device = 1,
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.dev_fs_type = "xfs",
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.mntpoint = MNTPOINT,
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.test_variants = QUOTACTL_SYSCALL_VARIANTS,
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.tags = (const struct tst_tag[]) {
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{"linux-git", "3dd4d40b4208"},
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{}
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}
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};
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#else
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TST_TEST_TCONF("System doesn't have <xfs/xqm.h>");
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#endif
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