Add shell script to do some simple operations with simplefs

- create fs
- create files in it
- create dirs in it
- read files in it
- write files in it
This commit is contained in:
Azat Khuzhin 2013-09-17 22:30:57 +04:00
parent 3cae84d822
commit 1a11834f73

101
simple-test.sh Executable file
View File

@ -0,0 +1,101 @@
#!/usr/bin/env bash
#
# Do some simple operations with simplefs
#
# - create fs
# - create files in it
# - create dirs in it
# - read files in it
# - write files in it
#
# TODO: add support of perms into simplefs,
# to avoid calling this script from root.
#
set -e
root_pwd="$PWD"
test_dir="test-dir-$RANDOM"
test_mount_point="test-mount-point-$RANDOM"
function create_test_image()
{
dd bs=4096 count=100 if=/dev/zero of="$1"
./mkfs-simplefs "$1"
}
function mount_fs_image()
{
insmod simplefs.ko
mount -o loop,owner,group,users -t simplefs "$1" "$2"
dmesg | tail -n20
}
function unmount_fs()
{
umount "$1"
rmmod simplefs.ko
dmesg | tail -n20
}
function do_some_operations()
{
cd "$1"
ls
cat vanakkam
cp vanakkam hello
cat hello
echo "Hello World" > hello
cat hello
mkdir dir1 && cd dir1
cp ../hello .
cat hello
echo "First level directory" > hello
cat hello
mkdir dir2 && cd dir2
touch hello
cat hello
echo "Second level directory" > hello
cat hello
}
function cleanup()
{
cat /proc/mounts | grep simplefs | awk '{print $2}' | xargs -r umount
lsmod | grep -q simplefs && rmmod "$root_pwd/simplefs.ko"
# TODO: prompt deletion
rm -fR "$test_dir" "$test_mount_point"
}
# Trace all commands
set -x
make
cleanup
trap cleanup SIGINT EXIT
mkdir "$test_dir" "$test_mount_point"
create_test_image "$test_dir/image"
# 1
mount_fs_image "$test_dir/image" "$test_mount_point"
do_some_operations "$test_mount_point"
cd "$root_pwd"
unmount_fs "$test_mount_point"
# 2
mount_fs_image "$test_dir/image" "$test_mount_point"
ls -lR "$test_mount_point"
unmount_fs "$test_mount_point"
dmesg | tail -n40
cleanup