143 lines
3.2 KiB
Bash
Executable File
143 lines
3.2 KiB
Bash
Executable File
#!/bin/bash
|
|
# Tests 'btrfs fi usage' reports correct space/ratio with various RAID profiles
|
|
|
|
source "$TEST_TOP/common"
|
|
|
|
check_prereq btrfs
|
|
setup_root_helper
|
|
setup_loopdevs 4
|
|
prepare_loopdevs
|
|
|
|
TEST_DEV=${loopdevs[1]}
|
|
|
|
report_numbers()
|
|
{
|
|
local vars
|
|
|
|
vars=($(run_check_stdout $SUDO_HELPER "$TOP/btrfs" filesystem usage -b "$TEST_MNT" | awk '
|
|
/Data ratio/ { ratio=$3 }
|
|
a {dev_alloc=$2; exit}
|
|
/Data,(DUP|RAID[0156][C34]{0,2}|single)/ { size=substr($2,6,length($2)-6); a=1 }
|
|
END {print ratio " " size " " dev_alloc}'))
|
|
|
|
echo "${vars[@]}"
|
|
}
|
|
|
|
test_dup()
|
|
{
|
|
local vars
|
|
local data_chunk_size
|
|
local used_on_dev
|
|
local data_ratio
|
|
|
|
run_check_mkfs_test_dev -ddup
|
|
run_check_mount_test_dev
|
|
vars=($(report_numbers))
|
|
data_chunk_size=${vars[1]}
|
|
used_on_dev=${vars[2]}
|
|
data_ratio=${vars[0]}
|
|
|
|
[[ $used_on_dev -eq $((2*$data_chunk_size)) ]] ||
|
|
_fail "DUP inconsistent chunk/device usage. Chunk: $data_chunk_size Device: $used_on_dev"
|
|
|
|
[[ "$data_ratio" = "2.00" ]] ||
|
|
_fail "DUP: Unexpected data ratio: $data_ratio (must be 2)"
|
|
run_check_umount_test_dev
|
|
}
|
|
|
|
test_raid1()
|
|
{
|
|
local vars
|
|
local data_chunk_size
|
|
local used_on_dev
|
|
local data_ratio
|
|
|
|
# single is not raid1 but it has the same characteristics so put it in here
|
|
# as well
|
|
for i in single,1.00 raid1,2.00 raid1c3,3.00 raid1c4,4.00; do
|
|
|
|
# this allows to set the tuples to $1 and $2 respectively
|
|
OLDIFS=$IFS
|
|
IFS=","
|
|
set -- $i
|
|
IFS=$OLDIFS
|
|
|
|
run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f -d$1 ${loopdevs[@]}
|
|
run_check_mount_test_dev
|
|
vars=($(report_numbers))
|
|
data_chunk_size=${vars[1]}
|
|
used_on_dev=${vars[2]}
|
|
data_ratio=${vars[0]}
|
|
|
|
[[ $used_on_dev -eq $data_chunk_size ]] ||
|
|
_fail "$1 inconsistent chunk/device usage. Chunk: $data_chunk_size Device: $used_on_dev"
|
|
|
|
[[ "$data_ratio" = "$2" ]] ||
|
|
_fail "$1: Unexpected data ratio: $data_ratio (must be $2)"
|
|
|
|
run_check_umount_test_dev
|
|
done
|
|
}
|
|
|
|
test_raid0()
|
|
{
|
|
local vars
|
|
local data_chunk_size
|
|
local used_on_dev
|
|
local data_ratio
|
|
|
|
run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f -draid0 ${loopdevs[@]}
|
|
run_check_mount_test_dev
|
|
vars=($(report_numbers))
|
|
data_chunk_size=${vars[1]}
|
|
used_on_dev=${vars[2]}
|
|
data_ratio=${vars[0]}
|
|
|
|
# Divide by 4 since 4 loopp devices are setup
|
|
[[ $used_on_dev -eq $(($data_chunk_size / 4)) ]] ||
|
|
_fail "raid0 inconsistent chunk/device usage. Chunk: $data_chunk_size Device: $used_on_dev"
|
|
|
|
[[ $data_ratio = "1.00" ]] ||
|
|
_fail "raid0: Unexpected data ratio: $data_ratio (must be 1.5)"
|
|
run_check_umount_test_dev
|
|
}
|
|
|
|
test_raid56()
|
|
{
|
|
local vars
|
|
local data_chunk_size
|
|
local used_on_dev
|
|
local data_ratio
|
|
|
|
for i in raid5,1.33,3 raid6,2.00,2; do
|
|
|
|
# This allows to set the tuples to $1 and $2 respectively
|
|
OLDIFS=$IFS
|
|
IFS=","
|
|
set -- $i
|
|
IFS=$OLDIFS
|
|
|
|
run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f -d$1 ${loopdevs[@]}
|
|
run_check_mount_test_dev
|
|
vars=($(report_numbers))
|
|
data_chunk_size=${vars[1]}
|
|
used_on_dev=${vars[2]}
|
|
data_ratio=${vars[0]}
|
|
|
|
[[ $used_on_dev -eq $(($data_chunk_size / $3)) ]] ||
|
|
_fail "$i inconsistent chunk/device usage. Chunk: $data_chunk_size Device: $used_on_dev"
|
|
|
|
[[ $data_ratio = "$2" ]] ||
|
|
_fail "$1: Unexpected data ratio: $data_ratio (must be $2)"
|
|
|
|
run_check_umount_test_dev
|
|
done
|
|
}
|
|
|
|
test_dup
|
|
test_raid1
|
|
test_raid0
|
|
test_raid56
|
|
|
|
cleanup_loopdevs
|