btrfs-progs: tests: add new mkfs test for zoned device

This new test is based on mkfs-tests/001-basic-profiles, and it goes
through the profiles to mkfs and do some basic checks for zoned devices.

Reviewed-by: Qu Wenruo <[email protected]>
Signed-off-by: Naohiro Aota <[email protected]>
Signed-off-by: David Sterba <[email protected]>

Author: naota

tests/mkfs-tests/039-zoned-profiles/test.sh

@@ -0,0 +1,100 @@
+#!/bin/bash
+# Test various block group profile combinations, use nullb devices as block
+# devices. This test is based on mkfs-tests/001-basic-profiles with focus on
+# zoned devices.
+
+source "$TEST_TOP/common" || exit
+
+check_prereq mkfs.btrfs
+check_prereq btrfs
+check_global_prereq blkzone
+
+setup_root_helper
+# Create one 128M device with 4M zones, 32 of them
+setup_nullbdevs 4 128 4
+prepare_nullbdevs
+dev1=${nullb_devs[1]}
+
+test_get_info()
+{
+	local tmp_out
+
+	tmp_out=$(_mktemp mkfs-get-info)
+	run_check $SUDO_HELPER "$TOP/btrfs" inspect-internal dump-super "$dev1"
+	run_check $SUDO_HELPER "$TOP/btrfs" check "$dev1"
+
+	# Work around for kernel bug that will treat SINGLE and single
+	# device RAID0 as the same.
+	# Thus kernel may create new SINGLE chunks, causing extra warning
+	# when testing single device RAID0.
+	wait_for_nullbdevs
+	run_check $SUDO_HELPER mount -o ro "$dev1" "$TEST_MNT"
+	run_check_stdout "$TOP/btrfs" filesystem df "$TEST_MNT" > "$tmp_out"
+	if grep -q "Multiple block group profiles detected" "$tmp_out"; then
+		rm -- "$tmp_out"
+		_fail "temporary chunks are not properly cleaned up"
+	fi
+	rm -- "$tmp_out"
+	run_check $SUDO_HELPER "$TOP/btrfs" filesystem usage "$TEST_MNT"
+	run_check $SUDO_HELPER "$TOP/btrfs" device usage "$TEST_MNT"
+	run_check $SUDO_HELPER umount "$TEST_MNT"
+}
+
+test_do_mkfs()
+{
+	run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f "$@"
+	if run_check_stdout $SUDO_HELPER "$TOP/btrfs" check "$dev1" | grep -iq warning; then
+		_fail "warnings found in check output"
+	fi
+}
+
+test_mkfs_single()
+{
+	test_do_mkfs "$@" "$dev1"
+	test_get_info
+}
+
+test_mkfs_multi()
+{
+	test_do_mkfs "$@" "${nullb_devs[@]}"
+	test_get_info
+}
+
+test_mkfs_single
+test_mkfs_single  -d  single  -m  single
+test_mkfs_single  -d  single  -m  dup
+
+test_mkfs_multi
+test_mkfs_multi   -d  single  -m  single
+
+if _test_config "EXPERIMENTAL" && [ -f "/sys/fs/btrfs/features/raid_stripe_tree" ]; then
+	test_mkfs_single  -d  dup     -m  single
+	test_mkfs_single  -d  dup     -m  dup
+
+	test_mkfs_multi   -d  raid0   -m  raid0
+	test_mkfs_multi   -d  raid1   -m  raid1
+	test_mkfs_multi   -d  raid10  -m  raid10
+	# RAID5/6 are not yet supported.
+	# test_mkfs_multi   -d  raid5   -m  raid5
+	# test_mkfs_multi   -d  raid6   -m  raid6
+	test_mkfs_multi   -d  dup     -m  dup
+
+	if [ -f "/sys/fs/btrfs/features/raid1c34" ]; then
+		test_mkfs_multi   -d  raid1c3 -m  raid1c3
+		test_mkfs_multi   -d  raid1c4 -m  raid1c4
+	else
+		_log "skip mount test, missing support for raid1c34"
+		test_do_mkfs -d raid1c3 -m raid1c3 "${nullb_devs[@]}"
+		test_do_mkfs -d raid1c4 -m raid1c4 "${nullb_devs[@]}"
+	fi
+
+	# Non-standard profile/device combinations
+
+	# Single device raid0, two device raid10 (simple mount works on older kernels too)
+	test_do_mkfs -d raid0 -m raid0 "$dev1"
+	test_get_info
+	test_do_mkfs -d raid10 -m raid10 "${nullb_devs[1]}" "${nullb_devs[2]}"
+	test_get_info
+fi
+
+cleanup_nullbdevs