From 55944e5e40b1be2afc4855d8d2baf4b73d1876b5 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 10 Apr 2024 22:49:52 +0200 Subject: Adding upstream version 255.4. Signed-off-by: Daniel Baumann --- src/test/test-btrfs.c | 200 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 200 insertions(+) create mode 100644 src/test/test-btrfs.c (limited to 'src/test/test-btrfs.c') diff --git a/src/test/test-btrfs.c b/src/test/test-btrfs.c new file mode 100644 index 0000000..205142e --- /dev/null +++ b/src/test/test-btrfs.c @@ -0,0 +1,200 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include +#include + +#include "btrfs-util.h" +#include "fd-util.h" +#include "fs-util.h" +#include "fileio.h" +#include "format-util.h" +#include "log.h" +#include "string-util.h" +#include "tests.h" + +int main(int argc, char *argv[]) { + BtrfsQuotaInfo quota; + int r, fd; + + test_setup_logging(LOG_DEBUG); + + fd = open("/", O_RDONLY|O_CLOEXEC|O_DIRECTORY); + if (fd < 0) + log_error_errno(errno, "Failed to open root directory: %m"); + else { + BtrfsSubvolInfo info; + + r = btrfs_subvol_get_info_fd(fd, 0, &info); + if (r < 0) + log_error_errno(r, "Failed to get subvolume info: %m"); + else { + log_info("otime: %s", FORMAT_TIMESTAMP(info.otime)); + log_info("read-only (search): %s", yes_no(info.read_only)); + } + + r = btrfs_qgroup_get_quota_fd(fd, 0, "a); + if (r < 0) + log_error_errno(r, "Failed to get quota info: %m"); + else { + log_info("referenced: %s", strna(FORMAT_BYTES(quota.referenced))); + log_info("exclusive: %s", strna(FORMAT_BYTES(quota.exclusive))); + log_info("referenced_max: %s", strna(FORMAT_BYTES(quota.referenced_max))); + log_info("exclusive_max: %s", strna(FORMAT_BYTES(quota.exclusive_max))); + } + + r = btrfs_subvol_get_read_only_fd(fd); + if (r < 0) + log_error_errno(r, "Failed to get read only flag: %m"); + else + log_info("read-only (ioctl): %s", yes_no(r)); + + safe_close(fd); + } + + r = btrfs_subvol_make(AT_FDCWD, "/xxxtest"); + if (r < 0) + log_error_errno(r, "Failed to make subvolume: %m"); + + r = write_string_file("/xxxtest/file", "ljsadhfljasdkfhlkjdsfha", WRITE_STRING_FILE_CREATE); + if (r < 0) + log_error_errno(r, "Failed to write file: %m"); + + r = btrfs_subvol_snapshot_at(AT_FDCWD, "/xxxtest", AT_FDCWD, "/xxxtest2", 0); + if (r < 0) + log_error_errno(r, "Failed to make snapshot: %m"); + + r = btrfs_subvol_snapshot_at(AT_FDCWD, "/xxxtest", AT_FDCWD, "/xxxtest3", BTRFS_SNAPSHOT_READ_ONLY); + if (r < 0) + log_error_errno(r, "Failed to make snapshot: %m"); + + r = btrfs_subvol_snapshot_at(AT_FDCWD, "/xxxtest", AT_FDCWD, "/xxxtest4", BTRFS_SNAPSHOT_LOCK_BSD); + if (r < 0) + log_error_errno(r, "Failed to make snapshot: %m"); + if (r >= 0) + assert_se(xopenat_lock(AT_FDCWD, "/xxxtest4", 0, 0, 0, LOCK_BSD, LOCK_EX|LOCK_NB) == -EAGAIN); + + safe_close(r); + + r = btrfs_subvol_remove("/xxxtest", BTRFS_REMOVE_QUOTA); + if (r < 0) + log_error_errno(r, "Failed to remove subvolume: %m"); + + r = btrfs_subvol_remove("/xxxtest2", BTRFS_REMOVE_QUOTA); + if (r < 0) + log_error_errno(r, "Failed to remove subvolume: %m"); + + r = btrfs_subvol_remove("/xxxtest3", BTRFS_REMOVE_QUOTA); + if (r < 0) + log_error_errno(r, "Failed to remove subvolume: %m"); + + r = btrfs_subvol_remove("/xxxtest4", BTRFS_REMOVE_QUOTA); + if (r < 0) + log_error_errno(r, "Failed to remove subvolume: %m"); + + r = btrfs_subvol_snapshot_at(AT_FDCWD, "/etc", AT_FDCWD, "/etc2", + BTRFS_SNAPSHOT_READ_ONLY|BTRFS_SNAPSHOT_FALLBACK_COPY); + if (r < 0) + log_error_errno(r, "Failed to make snapshot: %m"); + + r = btrfs_subvol_remove("/etc2", BTRFS_REMOVE_QUOTA); + if (r < 0) + log_error_errno(r, "Failed to remove subvolume: %m"); + + r = btrfs_subvol_make(AT_FDCWD, "/xxxrectest"); + if (r < 0) + log_error_errno(r, "Failed to make subvolume: %m"); + + r = btrfs_subvol_make(AT_FDCWD, "/xxxrectest/xxxrectest2"); + if (r < 0) + log_error_errno(r, "Failed to make subvolume: %m"); + + r = btrfs_subvol_make(AT_FDCWD, "/xxxrectest/xxxrectest3"); + if (r < 0) + log_error_errno(r, "Failed to make subvolume: %m"); + + r = btrfs_subvol_make(AT_FDCWD, "/xxxrectest/xxxrectest3/sub"); + if (r < 0) + log_error_errno(r, "Failed to make subvolume: %m"); + + if (mkdir("/xxxrectest/dir", 0755) < 0) + log_error_errno(errno, "Failed to make directory: %m"); + + r = btrfs_subvol_make(AT_FDCWD, "/xxxrectest/dir/xxxrectest4"); + if (r < 0) + log_error_errno(r, "Failed to make subvolume: %m"); + + if (mkdir("/xxxrectest/dir/xxxrectest4/dir", 0755) < 0) + log_error_errno(errno, "Failed to make directory: %m"); + + r = btrfs_subvol_make(AT_FDCWD, "/xxxrectest/dir/xxxrectest4/dir/xxxrectest5"); + if (r < 0) + log_error_errno(r, "Failed to make subvolume: %m"); + + if (mkdir("/xxxrectest/mnt", 0755) < 0) + log_error_errno(errno, "Failed to make directory: %m"); + + r = btrfs_subvol_snapshot_at(AT_FDCWD, "/xxxrectest", AT_FDCWD, "/xxxrectest2", BTRFS_SNAPSHOT_RECURSIVE); + if (r < 0) + log_error_errno(r, "Failed to snapshot subvolume: %m"); + + r = btrfs_subvol_remove("/xxxrectest", BTRFS_REMOVE_QUOTA|BTRFS_REMOVE_RECURSIVE); + if (r < 0) + log_error_errno(r, "Failed to recursively remove subvolume: %m"); + + r = btrfs_subvol_remove("/xxxrectest2", BTRFS_REMOVE_QUOTA|BTRFS_REMOVE_RECURSIVE); + if (r < 0) + log_error_errno(r, "Failed to recursively remove subvolume: %m"); + + r = btrfs_subvol_make(AT_FDCWD, "/xxxquotatest"); + if (r < 0) + log_error_errno(r, "Failed to make subvolume: %m"); + + r = btrfs_subvol_auto_qgroup("/xxxquotatest", 0, true); + if (r < 0) + log_error_errno(r, "Failed to set up auto qgroup: %m"); + + r = btrfs_subvol_make(AT_FDCWD, "/xxxquotatest/beneath"); + if (r < 0) + log_error_errno(r, "Failed to make subvolume: %m"); + + r = btrfs_subvol_auto_qgroup("/xxxquotatest/beneath", 0, false); + if (r < 0) + log_error_errno(r, "Failed to set up auto qgroup: %m"); + + r = btrfs_qgroup_set_limit("/xxxquotatest/beneath", 0, 4ULL * 1024 * 1024 * 1024); + if (r < 0) + log_error_errno(r, "Failed to set up quota limit: %m"); + + r = btrfs_subvol_set_subtree_quota_limit("/xxxquotatest", 0, 5ULL * 1024 * 1024 * 1024); + if (r < 0) + log_error_errno(r, "Failed to set up quota limit: %m"); + + r = btrfs_subvol_snapshot_at(AT_FDCWD, "/xxxquotatest", AT_FDCWD, "/xxxquotatest2", + BTRFS_SNAPSHOT_RECURSIVE|BTRFS_SNAPSHOT_QUOTA); + if (r < 0) + log_error_errno(r, "Failed to set up snapshot: %m"); + + r = btrfs_qgroup_get_quota("/xxxquotatest2/beneath", 0, "a); + if (r < 0) + log_error_errno(r, "Failed to query quota: %m"); + + if (r >= 0) + assert_se(quota.referenced_max == 4ULL * 1024 * 1024 * 1024); + + r = btrfs_subvol_get_subtree_quota("/xxxquotatest2", 0, "a); + if (r < 0) + log_error_errno(r, "Failed to query quota: %m"); + + if (r >= 0) + assert_se(quota.referenced_max == 5ULL * 1024 * 1024 * 1024); + + r = btrfs_subvol_remove("/xxxquotatest", BTRFS_REMOVE_QUOTA|BTRFS_REMOVE_RECURSIVE); + if (r < 0) + log_error_errno(r, "Failed remove subvolume: %m"); + + r = btrfs_subvol_remove("/xxxquotatest2", BTRFS_REMOVE_QUOTA|BTRFS_REMOVE_RECURSIVE); + if (r < 0) + log_error_errno(r, "Failed remove subvolume: %m"); + + return 0; +} -- cgit v1.2.3