btrfs-progs/tests/mkfs-tests/021-rfeatures-quota-rootdir/test.sh

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#!/bin/bash
# Check if mkfs feature quota can handle --rootdir
source "$TEST_TOP/common" || exit
check_prereq mkfs.btrfs
check_prereq btrfs
# mknod can create FIFO/CHAR/BLOCK file but not SOCK.
# No neat tool to create socket file, unless using python or similar.
# So no SOCK is tested here
check_global_prereq mknod
check_global_prereq dd
setup_root_helper
prepare_test_dev
tmp=$(_mktemp_dir mkfs-rootdir)
run_check mkdir "$tmp/dir"
run_check mkdir -p "$tmp/dir/in/dir"
# More dir, there is no good way to pump metadata since we have no trigger
# to enable/disable inline extent data, so here create enough dirs to bump
# metadata
run_check mkdir "$tmp/a_lot_of_dirs"
for i in $(seq -w 0 8192); do
run_check mkdir "$tmp/a_lot_of_dirs/dir_$i"
done
# Then some data
run_check dd if=/dev/zero bs=1M count=1 of="$tmp/1M"
run_check dd if=/dev/zero bs=2M count=1 of="$tmp/2M"
run_check dd if=/dev/zero bs=4M count=1 of="$tmp/4M"
run_check dd if=/dev/zero bs=8M count=1 of="$tmp/8M"
run_check dd if=/dev/zero bs=1K count=1 of="$tmp/1K"
run_check dd if=/dev/zero bs=2K count=1 of="$tmp/2K"
run_check dd if=/dev/zero bs=4K count=1 of="$tmp/4K"
run_check dd if=/dev/zero bs=8K count=1 of="$tmp/8K"
run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f --rootdir "$tmp" -O quota "$TEST_DEV"
rm -rf -- "$tmp"
# Normal check already includes quota check
run_check $SUDO_HELPER "$TOP/btrfs" check "$TEST_DEV"
run_check $SUDO_HELPER "$TOP/btrfs" check --qgroup-report "$TEST_DEV"