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#!/usr/bin/env bash
set -ex
function expect_false()
{
set -x
if "$@"; then return 1; else return 0; fi
}
function make_files()
{
set +x
temp_dir=`mktemp -d mkfile_test_XXXXXX`
for i in $(seq 1 $1)
do
echo -n | dd of="${temp_dir}/file_$i" conv=fsync || return 1
sync "${temp_dir}" || return 1
done
set -x
return 0
}
function make_dirs()
{
set +x
temp_dir=`mktemp -d mkdir_test_XXXXXX`
for i in $(seq 1 $1)
do
mkdir -p ${temp_dir}/dir_${i} || return 1
sync "${temp_dir}" || return 1
done
set -x
return 0
}
function make_nodes()
{
set +x
temp_dir=`mktemp -d mknod_test_XXXXXX`
for i in $(seq 1 $1)
do
mknod ${temp_dir}/fifo_${i} p || return 1
sync "${temp_dir}" || return 1
done
set -x
return 0
}
function rename_files()
{
set +x
temp_dir=`mktemp -d rename_test_XXXXXX`
mkdir -p ${temp_dir}/rename
for i in $(seq 1 $1)
do
touch ${temp_dir}/file_${i} || return 1
mv ${temp_dir}/file_${i} ${temp_dir}/rename/ || return 1
sync "${temp_dir}" || return 1
done
set -x
return 0
}
function make_symlinks()
{
set +x
temp_dir=`mktemp -d symlink_test_XXXXXX`
mkdir -p ${temp_dir}/symlink
touch ${temp_dir}/file
for i in $(seq 1 $1)
do
ln -s ../file ${temp_dir}/symlink/sym_${i} || return 1
sync "${temp_dir}" || return 1
done
set -x
return 0
}
function make_links()
{
set +x
temp_dir=`mktemp -d link_test_XXXXXX`
mkdir -p ${temp_dir}/link
touch ${temp_dir}/file
for i in $(seq 1 $1)
do
ln ${temp_dir}/file ${temp_dir}/link/link_${i} || return 1
sync "${temp_dir}" || return 1
done
set -x
return 0
}
function cleanup()
{
rm -rf *
}
test_dir="max_entries"
mkdir -p $test_dir
pushd $test_dir
dir_max_entries=100
ceph config set mds mds_dir_max_entries $dir_max_entries
ok_dir_max_entries=$dir_max_entries
fail_dir_max_entries=$((dir_max_entries+1))
# make files test
make_files $ok_dir_max_entries
expect_false make_files $fail_dir_max_entries
# make dirs test
make_dirs $ok_dir_max_entries
expect_false make_dirs $fail_dir_max_entries
# make nodes test
make_nodes $ok_dir_max_entries
expect_false make_nodes $fail_dir_max_entries
# rename files test
rename_files $ok_dir_max_entries
expect_false rename_files $fail_dir_max_entries
# symlink files test
make_symlinks $ok_dir_max_entries
expect_false make_symlinks $fail_dir_max_entries
# link files test
make_links $ok_dir_max_entries
expect_false make_links $fail_dir_max_entries
# no limit (e.g., default value)
dir_max_entries=0
ceph config set mds mds_dir_max_entries $dir_max_entries
make_files 500
make_dirs 500
make_nodes 500
rename_files 500
make_symlinks 500
make_links 500
cleanup
popd # $test_dir
echo OK
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