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#!/bin/bash
# Create filesystem with multiple block groups and check commands that are
# supposed to warn about that:
# - device add
# - device delete
# - device usage
# - balance pause
# - balance cancel
# - filesystem df
#
# Tested for separate data/metadata and mixed
source "$TEST_TOP/common" || exit
check_prereq mkfs.btrfs
check_prereq btrfs
setup_root_helper
setup_loopdevs 4
prepare_loopdevs
dev1=${loopdevs[1]}
TEST_DEV=$dev1
msg="Multiple block group profiles detected"
test_run_commands() {
run_check "$TOP/btrfs" filesystem usage "$TEST_MNT"
# Report: filesystem df
if ! run_check_stdout "$TOP/btrfs" filesystem df "$TEST_MNT" | \
grep -q "$msg"; then
_fail "filesystem df does not warn"
fi
# Report: device delete
if ! run_check_stdout $SUDO_HELPER "$TOP/btrfs" device delete "${loopdevs[4]}" "$TEST_MNT" | \
grep -q "$msg"; then
_fail "device delete does not warn"
fi
# Report: device add
if ! run_check_stdout $SUDO_HELPER "$TOP/btrfs" device add -f "${loopdevs[4]}" "$TEST_MNT" | \
grep -q "$msg"; then
_fail "device add does not warn"
fi
# Report: device usage
if ! run_check_stdout $SUDO_HELPER "$TOP/btrfs" device usage "$TEST_MNT" | \
grep -q "$msg"; then
_fail "device usage does not warn"
fi
# Balance status
out=$(run_mayfail_stdout $SUDO_HELPER "$TOP/btrfs" balance pause "$TEST_MNT")
_log "$out"
if ! echo "$out" | grep -q "$msg"; then
_fail "balance pause does not warn"
fi
out=$(run_mayfail_stdout $SUDO_HELPER "$TOP/btrfs" balance cancel "$TEST_MNT")
_log "$out"
if ! echo "$out" | grep -q "$msg"; then
_fail "balance cancel does not warn"
fi
}
# Data and metadata
run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f -d single -m single "${loopdevs[@]}"
run_check_mount_test_dev
run_check "$TOP/btrfs" filesystem usage "$TEST_MNT"
for i in $(seq 10); do
run_check $SUDO_HELPER dd if=/dev/zero of="$TEST_MNT/file$i" bs=100M count=1 status=none
done
# Create filesystem with single and RAID1 profiles
run_check $SUDO_HELPER "$TOP/btrfs" balance start -dconvert=raid1,limit=1 "$TEST_MNT"
test_run_commands
run_check_umount_test_dev
# The same, with mixed profiles
run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f --mixed -d single -m single "${loopdevs[@]}"
run_check_mount_test_dev
run_check "$TOP/btrfs" filesystem usage "$TEST_MNT"
# Create 1 and a half of 1G chunks
for i in $(seq 14); do
run_check $SUDO_HELPER dd if=/dev/zero of="$TEST_MNT/file$i" bs=100M count=1 status=none
done
# Create filesystem with single and RAID1 profiles, the limit=1 trick does not work
# so use the usage filter to convert about half of the filesystem
run_check $SUDO_HELPER "$TOP/btrfs" balance start -mconvert=raid1,usage=50 -dconvert=raid1,usage=50 "$TEST_MNT"
test_run_commands
run_check_umount_test_dev
cleanup_loopdevs
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