def setUp(self):
self.backend_dir = tempfile.mkdtemp(prefix='s3ql-backend-')
plain_backend = local.Backend('local://' + self.backend_dir, None, None)
self.backend_pool = BackendPool(lambda: ComprencBackend(b'schwubl', ('zlib', 6),
plain_backend))
self.backend = self.backend_pool.pop_conn()
self.cachedir = tempfile.mkdtemp(prefix='s3ql-cache-')
self.max_obj_size = 1024
# Destructors are not guaranteed to run, and we can't unlink
# the file immediately because apsw refers to it by name.
# Therefore, we unlink the file manually in tearDown()
self.dbfile = tempfile.NamedTemporaryFile(delete=False)
self.db = Connection(self.dbfile.name)
create_tables(self.db)
init_tables(self.db)
# Tested methods assume that they are called from
# file system request handler
llfuse.lock.acquire()
cache = BlockCache(self.backend_pool, self.db, self.cachedir + "/cache",
self.max_obj_size * 5)
self.block_cache = cache
self.server = fs.Operations(cache, self.db, self.max_obj_size,
InodeCache(self.db, 0))
self.server.init()
# Monkeypatch around the need for removal and upload threads
cache.to_remove = DummyQueue(cache)
class DummyDistributor:
def put(self, arg, timeout=None):
cache._do_upload(*arg)
return True
cache.to_upload = DummyDistributor()
# Keep track of unused filenames
self.name_cnt = 0
class fs_api_tests(unittest.TestCase):
def setUp(self):
self.backend_dir = tempfile.mkdtemp(prefix='s3ql-backend-')
plain_backend = local.Backend('local://' + self.backend_dir, None, None)
self.backend_pool = BackendPool(lambda: ComprencBackend(b'schwubl', ('zlib', 6),
plain_backend))
self.backend = self.backend_pool.pop_conn()
self.cachedir = tempfile.mkdtemp(prefix='s3ql-cache-')
self.max_obj_size = 1024
# Destructors are not guaranteed to run, and we can't unlink
# the file immediately because apsw refers to it by name.
# Therefore, we unlink the file manually in tearDown()
self.dbfile = tempfile.NamedTemporaryFile(delete=False)
self.db = Connection(self.dbfile.name)
create_tables(self.db)
init_tables(self.db)
# Tested methods assume that they are called from
# file system request handler
llfuse.lock.acquire()
cache = BlockCache(self.backend_pool, self.db, self.cachedir + "/cache",
self.max_obj_size * 5)
self.block_cache = cache
self.server = fs.Operations(cache, self.db, self.max_obj_size,
InodeCache(self.db, 0))
self.server.init()
# Monkeypatch around the need for removal and upload threads
cache.to_remove = DummyQueue(cache)
class DummyDistributor:
def put(self, arg, timeout=None):
cache._do_upload(*arg)
return True
cache.to_upload = DummyDistributor()
# Keep track of unused filenames
self.name_cnt = 0
def tearDown(self):
self.server.inodes.destroy()
llfuse.lock.release()
self.block_cache.destroy()
shutil.rmtree(self.cachedir)
shutil.rmtree(self.backend_dir)
os.unlink(self.dbfile.name)
self.dbfile.close()
@staticmethod
def random_data(len_):
with open("/dev/urandom", "rb") as fd:
return fd.read(len_)
def fsck(self):
self.block_cache.clear()
self.server.inodes.flush()
fsck = Fsck(self.cachedir + '/cache', self.backend,
{ 'max_obj_size': self.max_obj_size }, self.db)
fsck.check()
self.assertFalse(fsck.found_errors)
def newname(self):
self.name_cnt += 1
return ("s3ql_%d" % self.name_cnt).encode()
def test_getattr_root(self):
self.assertTrue(stat.S_ISDIR(self.server.getattr(ROOT_INODE).mode))
self.fsck()
def test_create(self):
ctx = Ctx()
mode = self.dir_mode()
name = self.newname()
inode_p_old = self.server.getattr(ROOT_INODE).copy()
safe_sleep(CLOCK_GRANULARITY)
self.server._create(ROOT_INODE, name, mode, ctx)
id_ = self.db.get_val('SELECT inode FROM contents JOIN names ON name_id = names.id '
'WHERE name=? AND parent_inode = ?', (name, ROOT_INODE))
inode = self.server.getattr(id_)
self.assertEqual(inode.mode, mode)
self.assertEqual(inode.uid, ctx.uid)
self.assertEqual(inode.gid, ctx.gid)
self.assertEqual(inode.refcount, 1)
self.assertEqual(inode.size, 0)
inode_p_new = self.server.getattr(ROOT_INODE)
self.assertGreater(inode_p_new.mtime, inode_p_old.mtime)
self.assertGreater(inode_p_new.ctime, inode_p_old.ctime)
self.server.forget([(id_, 1)])
self.fsck()
def test_extstat(self):
# Test with zero contents
self.server.extstat()
# Test with empty file
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, Ctx())
self.server.release(fh)
self.server.extstat()
# Test with data in file
fh = self.server.open(inode.id, os.O_RDWR)
self.server.write(fh, 0, b'foobar')
self.server.release(fh)
self.server.extstat()
self.server.forget([(inode.id, 1)])
self.fsck()
@staticmethod
def dir_mode():
return (randint(0, 0o7777) & ~stat.S_IFDIR) | stat.S_IFDIR
@staticmethod
def file_mode():
return (randint(0, 0o7777) & ~stat.S_IFREG) | stat.S_IFREG
def test_getxattr(self):
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, Ctx())
self.server.release(fh)
self.assertRaises(FUSEError, self.server.getxattr, inode.id, b'nonexistant-attr')
self.server.setxattr(inode.id, b'my-attr', b'strabumm!')
self.assertEqual(self.server.getxattr(inode.id, b'my-attr'), b'strabumm!')
self.server.forget([(inode.id, 1)])
self.fsck()
def test_link(self):
name = self.newname()
inode_p_new = self.server.mkdir(ROOT_INODE, self.newname(),
self.dir_mode(), Ctx())
inode_p_new_before = self.server.getattr(inode_p_new.id).copy()
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, Ctx())
self.server.release(fh)
safe_sleep(CLOCK_GRANULARITY)
inode_before = self.server.getattr(inode.id).copy()
self.server.link(inode.id, inode_p_new.id, name)
inode_after = self.server.lookup(inode_p_new.id, name)
inode_p_new_after = self.server.getattr(inode_p_new.id)
id_ = self.db.get_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (name, inode_p_new.id))
self.assertEqual(inode_before.id, id_)
self.assertEqual(inode_after.refcount, 2)
self.assertGreater(inode_after.ctime, inode_before.ctime)
self.assertLess(inode_p_new_before.mtime, inode_p_new_after.mtime)
self.assertLess(inode_p_new_before.ctime, inode_p_new_after.ctime)
self.server.forget([(inode.id, 1), (inode_p_new.id, 1), (inode_after.id, 1)])
self.fsck()
def test_listxattr(self):
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, Ctx())
self.server.release(fh)
self.assertListEqual([], self.server.listxattr(inode.id))
self.server.setxattr(inode.id, b'key1', b'blub')
self.assertListEqual([b'key1'], self.server.listxattr(inode.id))
self.server.setxattr(inode.id, b'key2', b'blub')
self.assertListEqual(sorted([b'key1', b'key2']),
sorted(self.server.listxattr(inode.id)))
self.server.forget([(inode.id, 1)])
self.fsck()
def test_read(self):
len_ = self.max_obj_size
data = self.random_data(len_)
off = self.max_obj_size // 2
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, Ctx())
self.server.write(fh, off, data)
inode_before = self.server.getattr(inode.id).copy()
safe_sleep(CLOCK_GRANULARITY)
self.assertTrue(self.server.read(fh, off, len_) == data)
inode_after = self.server.getattr(inode.id)
self.assertGreater(inode_after.atime, inode_before.atime)
self.assertTrue(self.server.read(fh, 0, len_) == b"\0" * off + data[:off])
self.assertTrue(self.server.read(fh, self.max_obj_size, len_) == data[off:])
self.server.release(fh)
self.server.forget([(inode.id, 1)])
self.fsck()
def test_readdir(self):
# Create a few entries
names = [ ('entry_%2d' % i).encode() for i in range(20) ]
for name in names:
(fh, inode) = self.server.create(ROOT_INODE, name,
self.file_mode(), os.O_RDWR, Ctx())
self.server.release(fh)
self.server.forget([(inode.id, 1)])
# Delete some to make sure that we don't have continous rowids
remove_no = [0, 2, 3, 5, 9]
for i in remove_no:
self.server.unlink(ROOT_INODE, names[i])
del names[i]
# Read all
fh = self.server.opendir(ROOT_INODE)
self.assertListEqual(sorted(names + [b'lost+found']) ,
sorted(x[0] for x in self.server.readdir(fh, 0)))
self.server.releasedir(fh)
# Read in parts
fh = self.server.opendir(ROOT_INODE)
entries = list()
try:
next_ = 0
while True:
gen = self.server.readdir(fh, next_)
for _ in range(3):
(name, _, next_) = next(gen)
entries.append(name)
except StopIteration:
pass
self.assertListEqual(sorted(names + [b'lost+found']) ,
sorted(entries))
self.server.releasedir(fh)
self.fsck()
def test_forget(self):
name = self.newname()
# Test that entries are deleted when they're no longer referenced
(fh, inode) = self.server.create(ROOT_INODE, name,
self.file_mode(), os.O_RDWR, Ctx())
self.server.write(fh, 0, b'foobar')
self.server.unlink(ROOT_INODE, name)
self.assertFalse(self.db.has_val('SELECT 1 FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (name, ROOT_INODE)))
self.assertTrue(self.server.getattr(inode.id).id)
self.server.release(fh)
self.server.forget([(inode.id, 1)])
self.assertFalse(self.db.has_val('SELECT 1 FROM inodes WHERE id=?', (inode.id,)))
self.fsck()
def test_removexattr(self):
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, Ctx())
self.server.release(fh)
self.assertRaises(FUSEError, self.server.removexattr, inode.id, b'some name')
self.server.setxattr(inode.id, b'key1', b'blub')
self.server.removexattr(inode.id, b'key1')
self.assertListEqual([], self.server.listxattr(inode.id))
self.server.forget([(inode.id, 1)])
self.fsck()
def test_rename(self):
oldname = self.newname()
newname = self.newname()
inode = self.server.mkdir(ROOT_INODE, oldname, self.dir_mode(), Ctx())
inode_p_new = self.server.mkdir(ROOT_INODE, self.newname(), self.dir_mode(), Ctx())
inode_p_new_before = self.server.getattr(inode_p_new.id).copy()
inode_p_old_before = self.server.getattr(ROOT_INODE).copy()
safe_sleep(CLOCK_GRANULARITY)
self.server.rename(ROOT_INODE, oldname, inode_p_new.id, newname)
inode_p_old_after = self.server.getattr(ROOT_INODE)
inode_p_new_after = self.server.getattr(inode_p_new.id)
self.assertFalse(self.db.has_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (oldname, ROOT_INODE)))
id_ = self.db.get_val('SELECT inode FROM contents JOIN names ON names.id == name_id '
'WHERE name=? AND parent_inode = ?', (newname, inode_p_new.id))
self.assertEqual(inode.id, id_)
self.assertLess(inode_p_new_before.mtime, inode_p_new_after.mtime)
self.assertLess(inode_p_new_before.ctime, inode_p_new_after.ctime)
self.assertLess(inode_p_old_before.mtime, inode_p_old_after.mtime)
self.assertLess(inode_p_old_before.ctime, inode_p_old_after.ctime)
self.server.forget([(inode.id, 1), (inode_p_new.id, 1)])
self.fsck()
def test_replace_file(self):
oldname = self.newname()
newname = self.newname()
(fh, inode) = self.server.create(ROOT_INODE, oldname, self.file_mode(),
os.O_RDWR, Ctx())
self.server.write(fh, 0, b'some data to deal with')
self.server.release(fh)
self.server.setxattr(inode.id, b'test_xattr', b'42*8')
inode_p_new = self.server.mkdir(ROOT_INODE, self.newname(), self.dir_mode(), Ctx())
inode_p_new_before = self.server.getattr(inode_p_new.id).copy()
inode_p_old_before = self.server.getattr(ROOT_INODE).copy()
(fh, inode2) = self.server.create(inode_p_new.id, newname, self.file_mode(),
os.O_RDWR, Ctx())
self.server.write(fh, 0, b'even more data to deal with')
self.server.release(fh)
self.server.setxattr(inode2.id, b'test_xattr', b'42*8')
self.server.forget([(inode2.id, 1)])
safe_sleep(CLOCK_GRANULARITY)
self.server.rename(ROOT_INODE, oldname, inode_p_new.id, newname)
inode_p_old_after = self.server.getattr(ROOT_INODE)
inode_p_new_after = self.server.getattr(inode_p_new.id)
self.assertFalse(self.db.has_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (oldname, ROOT_INODE)))
id_ = self.db.get_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (newname, inode_p_new.id))
self.assertEqual(inode.id, id_)
self.assertLess(inode_p_new_before.mtime, inode_p_new_after.mtime)
self.assertLess(inode_p_new_before.ctime, inode_p_new_after.ctime)
self.assertLess(inode_p_old_before.mtime, inode_p_old_after.mtime)
self.assertLess(inode_p_old_before.ctime, inode_p_old_after.ctime)
self.assertFalse(self.db.has_val('SELECT id FROM inodes WHERE id=?', (inode2.id,)))
self.server.forget([(inode.id, 1), (inode_p_new.id, 1)])
self.fsck()
def test_replace_dir(self):
oldname = self.newname()
newname = self.newname()
inode = self.server.mkdir(ROOT_INODE, oldname, self.dir_mode(), Ctx())
inode_p_new = self.server.mkdir(ROOT_INODE, self.newname(), self.dir_mode(), Ctx())
inode_p_new_before = self.server.getattr(inode_p_new.id).copy()
inode_p_old_before = self.server.getattr(ROOT_INODE).copy()
inode2 = self.server.mkdir(inode_p_new.id, newname, self.dir_mode(), Ctx())
self.server.forget([(inode2.id, 1)])
safe_sleep(CLOCK_GRANULARITY)
self.server.rename(ROOT_INODE, oldname, inode_p_new.id, newname)
inode_p_old_after = self.server.getattr(ROOT_INODE)
inode_p_new_after = self.server.getattr(inode_p_new.id)
self.assertFalse(self.db.has_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (oldname, ROOT_INODE)))
id_ = self.db.get_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (newname, inode_p_new.id))
self.assertEqual(inode.id, id_)
self.assertLess(inode_p_new_before.mtime, inode_p_new_after.mtime)
self.assertLess(inode_p_new_before.ctime, inode_p_new_after.ctime)
self.assertLess(inode_p_old_before.mtime, inode_p_old_after.mtime)
self.assertLess(inode_p_old_before.ctime, inode_p_old_after.ctime)
self.server.forget([(inode.id, 1), (inode_p_new.id, 1)])
self.assertFalse(self.db.has_val('SELECT id FROM inodes WHERE id=?', (inode2.id,)))
self.fsck()
def test_setattr(self):
(fh, inode) = self.server.create(ROOT_INODE, self.newname(), 0o641,
os.O_RDWR, Ctx())
self.server.release(fh)
inode_old = self.server.getattr(inode.id).copy()
attr = llfuse.EntryAttributes()
attr.st_mode = self.file_mode()
attr.st_uid = randint(0, 2 ** 32)
attr.st_gid = None
attr.st_atime = randint(0, 2 ** 32) / 10 ** 6
attr.st_mtime = randint(0, 2 ** 32) / 10 ** 6
safe_sleep(CLOCK_GRANULARITY)
self.server.setattr(inode.id, attr)
inode_new = self.server.getattr(inode.id)
self.assertGreater(inode_new.ctime, inode_old.ctime)
for key in attr.__slots__:
if key in ('st_mode', 'st_uid', 'st_atime', 'st_mtime'):
self.assertEqual(getattr(attr, key),
getattr(inode_new, key), '%s mismatch' % key)
elif key != 'st_ctime':
self.assertEqual(getattr(inode_old, key),
getattr(inode_new, key), '%s mismatch' % key)
self.server.forget([(inode.id, 1)])
self.fsck()
def test_truncate(self):
len_ = int(2.7 * self.max_obj_size)
data = self.random_data(len_)
attr = llfuse.EntryAttributes()
(fh, inode) = self.server.create(ROOT_INODE, self.newname(), self.file_mode(),
os.O_RDWR, Ctx())
self.server.write(fh, 0, data)
attr.st_size = len_ // 2
self.server.setattr(inode.id, attr)
self.assertTrue(self.server.read(fh, 0, len_) == data[:len_ // 2])
attr.st_size = len_
self.server.setattr(inode.id, attr)
self.assertTrue(self.server.read(fh, 0, len_)
== data[:len_ // 2] + b'\0' * (len_ // 2))
self.server.release(fh)
self.server.forget([(inode.id, 1)])
self.fsck()
def test_truncate_0(self):
len1 = 158
len2 = 133
attr = llfuse.EntryAttributes()
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, Ctx())
self.server.write(fh, 0, self.random_data(len1))
self.server.release(fh)
self.server.inodes.flush()
fh = self.server.open(inode.id, os.O_RDWR)
attr.st_size = 0
self.server.setattr(inode.id, attr)
self.server.write(fh, 0, self.random_data(len2))
self.server.release(fh)
self.server.forget([(inode.id, 1)])
self.fsck()
def test_setxattr(self):
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, Ctx())
self.server.release(fh)
self.server.setxattr(inode.id, b'my-attr', b'strabumm!')
self.assertEqual(self.server.getxattr(inode.id, b'my-attr'), b'strabumm!')
self.server.forget([(inode.id, 1)])
self.fsck()
def test_names(self):
name1 = self.newname()
name2 = self.newname()
(fh, inode) = self.server.create(ROOT_INODE, name1, self.file_mode(),
os.O_RDWR, Ctx())
self.server.release(fh)
self.server.forget([(inode.id, 1)])
(fh, inode) = self.server.create(ROOT_INODE, name2, self.file_mode(),
os.O_RDWR, Ctx())
self.server.release(fh)
self.server.setxattr(inode.id, name1, b'strabumm!')
self.fsck()
self.server.removexattr(inode.id, name1)
self.fsck()
self.server.setxattr(inode.id, name1, b'strabumm karacho!!')
self.server.unlink(ROOT_INODE, name1)
self.server.forget([(inode.id, 1)])
self.fsck()
def test_statfs(self):
# Test with zero contents
self.server.statfs()
# Test with empty file
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, Ctx())
self.server.release(fh)
self.server.statfs()
# Test with data in file
fh = self.server.open(inode.id, os.O_RDWR)
self.server.write(fh, 0, b'foobar')
self.server.release(fh)
self.server.forget([(inode.id, 1)])
self.server.statfs()
def test_symlink(self):
target = self.newname()
name = self.newname()
inode_p_before = self.server.getattr(ROOT_INODE).copy()
safe_sleep(CLOCK_GRANULARITY)
inode = self.server.symlink(ROOT_INODE, name, target, Ctx())
inode_p_after = self.server.getattr(ROOT_INODE)
self.assertEqual(target, self.server.readlink(inode.id))
id_ = self.db.get_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (name, ROOT_INODE))
self.assertEqual(inode.id, id_)
self.assertLess(inode_p_before.mtime, inode_p_after.mtime)
self.assertLess(inode_p_before.ctime, inode_p_after.ctime)
self.server.forget([(inode.id, 1)])
self.fsck()
def test_unlink(self):
name = self.newname()
(fh, inode) = self.server.create(ROOT_INODE, name, self.file_mode(), os.O_RDWR, Ctx())
self.server.write(fh, 0, b'some data to deal with')
self.server.release(fh)
# Add extended attributes
self.server.setxattr(inode.id, b'test_xattr', b'42*8')
self.server.forget([(inode.id, 1)])
inode_p_before = self.server.getattr(ROOT_INODE).copy()
safe_sleep(CLOCK_GRANULARITY)
self.server.unlink(ROOT_INODE, name)
inode_p_after = self.server.getattr(ROOT_INODE)
self.assertLess(inode_p_before.mtime, inode_p_after.mtime)
self.assertLess(inode_p_before.ctime, inode_p_after.ctime)
self.assertFalse(self.db.has_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (name, ROOT_INODE)))
self.assertFalse(self.db.has_val('SELECT id FROM inodes WHERE id=?', (inode.id,)))
self.fsck()
def test_rmdir(self):
name = self.newname()
inode = self.server.mkdir(ROOT_INODE, name, self.dir_mode(), Ctx())
self.server.forget([(inode.id, 1)])
inode_p_before = self.server.getattr(ROOT_INODE).copy()
safe_sleep(CLOCK_GRANULARITY)
self.server.rmdir(ROOT_INODE, name)
inode_p_after = self.server.getattr(ROOT_INODE)
self.assertLess(inode_p_before.mtime, inode_p_after.mtime)
self.assertLess(inode_p_before.ctime, inode_p_after.ctime)
self.assertFalse(self.db.has_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (name, ROOT_INODE)))
self.assertFalse(self.db.has_val('SELECT id FROM inodes WHERE id=?', (inode.id,)))
self.fsck()
def test_relink(self):
name = self.newname()
name2 = self.newname()
data = b'some data to deal with'
(fh, inode) = self.server.create(ROOT_INODE, name, self.file_mode(), os.O_RDWR, Ctx())
self.server.write(fh, 0, data)
self.server.release(fh)
self.server.unlink(ROOT_INODE, name)
self.server.inodes.flush()
self.assertFalse(self.db.has_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (name, ROOT_INODE)))
self.assertTrue(self.db.has_val('SELECT id FROM inodes WHERE id=?', (inode.id,)))
self.server.link(inode.id, ROOT_INODE, name2)
self.server.forget([(inode.id, 2)])
inode = self.server.lookup(ROOT_INODE, name2)
fh = self.server.open(inode.id, os.O_RDONLY)
self.assertTrue(self.server.read(fh, 0, len(data)) == data)
self.server.release(fh)
self.server.forget([(inode.id, 1)])
self.fsck()
def test_write(self):
len_ = self.max_obj_size
data = self.random_data(len_)
off = self.max_obj_size // 2
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, Ctx())
inode_before = self.server.getattr(inode.id).copy()
safe_sleep(CLOCK_GRANULARITY)
self.server.write(fh, off, data)
inode_after = self.server.getattr(inode.id)
self.assertGreater(inode_after.mtime, inode_before.mtime)
self.assertGreater(inode_after.ctime, inode_before.ctime)
self.assertEqual(inode_after.size, off + len_)
self.server.write(fh, 0, data)
inode_after = self.server.getattr(inode.id)
self.assertEqual(inode_after.size, off + len_)
self.server.release(fh)
self.server.forget([(inode.id, 1)])
self.fsck()
def test_failsafe(self):
len_ = self.max_obj_size
data = self.random_data(len_)
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, Ctx())
self.server.write(fh, 0, data)
self.server.cache.clear()
self.assertTrue(self.server.failsafe is False)
datafile = os.path.join(self.backend_dir, 's3ql_data_', 's3ql_data_1')
shutil.copy(datafile, datafile + '.bak')
# Modify contents
with open(datafile, 'rb+') as rfh:
rfh.seek(560)
rfh.write(b'blrub!')
with self.assertRaises(FUSEError) as cm:
with catch_logmsg('^Backend returned malformed data for',
count=1, level=logging.ERROR):
self.server.read(fh, 0, len_)
self.assertEqual(cm.exception.errno, errno.EIO)
self.assertTrue(self.server.failsafe)
# Restore contents, but should be marked as damaged now
os.rename(datafile + '.bak', datafile)
with self.assertRaises(FUSEError) as cm:
self.server.read(fh, 0, len_)
self.assertEqual(cm.exception.errno, errno.EIO)
# Release and re-open, now we should be able to access again
self.server.release(fh)
self.server.forget([(inode.id, 1)])
# ..but not write access since we are in failsafe mode
with self.assertRaises(FUSEError) as cm:
self.server.open(inode.id, os.O_RDWR)
self.assertEqual(cm.exception.errno, errno.EPERM)
# ..ready only is fine.
fh = self.server.open(inode.id, os.O_RDONLY)
self.server.read(fh, 0, len_)
# Remove completely, should give error after cache flush
os.unlink(datafile)
self.server.read(fh, 3, len_//2)
self.server.cache.clear()
with self.assertRaises(FUSEError) as cm:
with catch_logmsg('^Backend lost block',
count=1, level=logging.ERROR):
self.server.read(fh, 5, len_//2)
self.assertEqual(cm.exception.errno, errno.EIO)
# Don't call fsck, we're missing a block
def test_create_open(self):
name = self.newname()
# Create a new file
(fh, inode) = self.server.create(ROOT_INODE, name, self.file_mode(),
os.O_RDWR, Ctx())
self.server.release(fh)
self.server.forget([(inode, 1)])
# Open it atomically
(fh, inode) = self.server.create(ROOT_INODE, name, self.file_mode(),
os.O_RDWR, Ctx())
self.server.release(fh)
self.server.forget([(inode, 1)])
self.fsck()
def test_edit(self):
len_ = self.max_obj_size
data = self.random_data(len_)
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, Ctx())
self.server.write(fh, 0, data)
self.server.release(fh)
self.block_cache.clear()
fh = self.server.open(inode.id, os.O_RDWR)
attr = llfuse.EntryAttributes()
attr.st_size = 0
self.server.setattr(inode.id, attr)
self.server.write(fh, 0, data[50:])
self.server.release(fh)
self.server.forget([(inode.id, 1)])
self.fsck()
def test_copy_tree(self):
ext_attr_name = b'system.foo.brazl'
ext_attr_val = b'schulla dku woumm bramp'
src_inode = self.server.mkdir(ROOT_INODE, b'source', self.dir_mode(), Ctx())
dst_inode = self.server.mkdir(ROOT_INODE, b'dest', self.dir_mode(), Ctx())
# Create file
(fh, f1_inode) = self.server.create(src_inode.id, b'file1',
self.file_mode(), os.O_RDWR, Ctx())
self.server.write(fh, 0, b'file1 contents')
self.server.release(fh)
self.server.setxattr(f1_inode.id, ext_attr_name, ext_attr_val)
# Create hardlink
(fh, f2_inode) = self.server.create(src_inode.id, b'file2',
self.file_mode(), os.O_RDWR, Ctx())
self.server.write(fh, 0, b'file2 contents')
self.server.release(fh)
f2_inode = self.server.link(f2_inode.id, src_inode.id, b'file2_hardlink')
# Create subdirectory
d1_inode = self.server.mkdir(src_inode.id, b'dir1', self.dir_mode(), Ctx())
d2_inode = self.server.mkdir(d1_inode.id, b'dir2', self.dir_mode(), Ctx())
# ..with a 3rd hardlink
f2_inode = self.server.link(f2_inode.id, d1_inode.id, b'file2_hardlink')
# Replicate
self.server.copy_tree(src_inode.id, dst_inode.id)
# Change files
fh = self.server.open(f1_inode.id, os.O_RDWR)
self.server.write(fh, 0, b'new file1 contents')
self.server.release(fh)
fh = self.server.open(f2_inode.id, os.O_RDWR)
self.server.write(fh, 0, b'new file2 contents')
self.server.release(fh)
# Get copy properties
f1_inode_c = self.server.lookup(dst_inode.id, b'file1')
f2_inode_c = self.server.lookup(dst_inode.id, b'file2')
f2h_inode_c = self.server.lookup(dst_inode.id, b'file2_hardlink')
d1_inode_c = self.server.lookup(dst_inode.id, b'dir1')
d2_inode_c = self.server.lookup(d1_inode_c.id, b'dir2')
f2_h_inode_c = self.server.lookup(d1_inode_c.id, b'file2_hardlink')
# Check file1
fh = self.server.open(f1_inode_c.id, os.O_RDWR)
self.assertEqual(self.server.read(fh, 0, 42), b'file1 contents')
self.server.release(fh)
self.assertNotEqual(f1_inode.id, f1_inode_c.id)
self.assertEqual(self.server.getxattr(f1_inode_c.id, ext_attr_name),
ext_attr_val)
# Check file2
fh = self.server.open(f2_inode_c.id, os.O_RDWR)
self.assertTrue(self.server.read(fh, 0, 42) == b'file2 contents')
self.server.release(fh)
self.assertEqual(f2_inode_c.id, f2h_inode_c.id)
self.assertEqual(f2_inode_c.refcount, 3)
self.assertNotEqual(f2_inode.id, f2_inode_c.id)
self.assertEqual(f2_h_inode_c.id, f2_inode_c.id)
# Check subdir1
self.assertNotEqual(d1_inode.id, d1_inode_c.id)
self.assertNotEqual(d2_inode.id, d2_inode_c.id)
self.server.forget(list(self.server.open_inodes.items()))
self.fsck()
def test_copy_tree_2(self):
src_inode = self.server.mkdir(ROOT_INODE, b'source', self.dir_mode(), Ctx())
dst_inode = self.server.mkdir(ROOT_INODE, b'dest', self.dir_mode(), Ctx())
# Create file
(fh, inode) = self.server.create(src_inode.id, b'file1',
self.file_mode(), os.O_RDWR, Ctx())
self.server.write(fh, 0, b'block 1 contents')
self.server.write(fh, self.max_obj_size, b'block 1 contents')
self.server.release(fh)
self.server.forget([(inode.id, 1)])
self.server.copy_tree(src_inode.id, dst_inode.id)
self.server.forget([(src_inode.id, 1), (dst_inode.id, 1)])
self.fsck()
def test_lock_tree(self):
inode1 = self.server.mkdir(ROOT_INODE, b'source', self.dir_mode(), Ctx())
# Create file
(fh, inode1a) = self.server.create(inode1.id, b'file1',
self.file_mode(), os.O_RDWR, Ctx())
self.server.write(fh, 0, b'file1 contents')
self.server.release(fh)
# Create subdirectory
inode2 = self.server.mkdir(inode1.id, b'dir1', self.dir_mode(), Ctx())
(fh, inode2a) = self.server.create(inode2.id, b'file2',
self.file_mode(), os.O_RDWR, Ctx())
self.server.write(fh, 0, b'file2 contents')
self.server.release(fh)
# Another file
(fh, inode3) = self.server.create(ROOT_INODE, b'file1',
self.file_mode(), os.O_RDWR, Ctx())
self.server.release(fh)
# Lock
self.server.lock_tree(inode1.id)
for i in (inode1.id, inode1a.id, inode2.id, inode2a.id):
self.assertTrue(self.server.inodes[i].locked)
# Remove
with self.assertRaises(FUSEError) as cm:
self.server._remove(inode1.id, b'file1', inode1a.id)
self.assertEqual(cm.exception.errno, errno.EPERM)
# Rename / Replace
with self.assertRaises(FUSEError) as cm:
self.server.rename(ROOT_INODE, b'file1', inode1.id, b'file2')
self.assertEqual(cm.exception.errno, errno.EPERM)
with self.assertRaises(FUSEError) as cm:
self.server.rename(inode1.id, b'file1', ROOT_INODE, b'file2')
self.assertEqual(cm.exception.errno, errno.EPERM)
# Open
with self.assertRaises(FUSEError) as cm:
self.server.open(inode2a.id, os.O_RDWR)
self.assertEqual(cm.exception.errno, errno.EPERM)
with self.assertRaises(FUSEError) as cm:
self.server.open(inode2a.id, os.O_WRONLY)
self.assertEqual(cm.exception.errno, errno.EPERM)
self.server.release(self.server.open(inode3.id, os.O_WRONLY))
# Write
fh = self.server.open(inode2a.id, os.O_RDONLY)
with self.assertRaises(FUSEError) as cm:
self.server.write(fh, 0, b'foo')
self.assertEqual(cm.exception.errno, errno.EPERM)
self.server.release(fh)
# Create
with self.assertRaises(FUSEError) as cm:
self.server._create(inode2.id, b'dir1', self.dir_mode(), os.O_RDWR, Ctx())
self.assertEqual(cm.exception.errno, errno.EPERM)
# Setattr
with self.assertRaises(FUSEError) as cm:
self.server.setattr(inode2a.id, dict())
self.assertEqual(cm.exception.errno, errno.EPERM)
# xattr
with self.assertRaises(FUSEError) as cm:
self.server.setxattr(inode2.id, b'name', b'value')
self.assertEqual(cm.exception.errno, errno.EPERM)
with self.assertRaises(FUSEError) as cm:
self.server.removexattr(inode2.id, b'name')
self.assertEqual(cm.exception.errno, errno.EPERM)
self.server.forget(list(self.server.open_inodes.items()))
self.fsck()
def test_remove_tree(self):
inode1 = self.server.mkdir(ROOT_INODE, b'source', self.dir_mode(), Ctx())
# Create file
(fh, inode1a) = self.server.create(inode1.id, b'file1',
self.file_mode(), os.O_RDWR, Ctx())
self.server.write(fh, 0, b'file1 contents')
self.server.release(fh)
# Create subdirectory
inode2 = self.server.mkdir(inode1.id, b'dir1', self.dir_mode(), Ctx())
(fh, inode2a) = self.server.create(inode2.id, b'file2',
self.file_mode(), os.O_RDWR, Ctx())
self.server.write(fh, 0, b'file2 contents')
self.server.release(fh)
# Remove
self.server.forget(list(self.server.open_inodes.items()))
self.server.remove_tree(ROOT_INODE, b'source')
for (id_p, name) in ((ROOT_INODE, b'source'),
(inode1.id, b'file1'),
(inode1.id, b'dir1'),
(inode2.id, b'file2')):
self.assertFalse(self.db.has_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (name, id_p)))
for id_ in (inode1.id, inode1a.id, inode2.id, inode2a.id):
self.assertFalse(self.db.has_val('SELECT id FROM inodes WHERE id=?', (id_,)))
self.fsck()
class fs_api_tests(unittest.TestCase):
def setUp(self):
self.backend_dir = tempfile.mkdtemp(prefix='s3ql-backend-')
plain_backend = local.Backend('local://' + self.backend_dir, None, None)
self.backend_pool = BackendPool(lambda: ComprencBackend(b'schwubl', ('zlib', 6),
plain_backend))
self.backend = self.backend_pool.pop_conn()
self.cachedir = tempfile.mkdtemp(prefix='s3ql-cache-')
self.max_obj_size = 1024
# Destructors are not guaranteed to run, and we can't unlink
# the file immediately because apsw refers to it by name.
# Therefore, we unlink the file manually in tearDown()
self.dbfile = tempfile.NamedTemporaryFile(delete=False)
self.db = Connection(self.dbfile.name)
create_tables(self.db)
init_tables(self.db)
# Tested methods assume that they are called from
# file system request handler
llfuse.lock.acquire()
cache = BlockCache(self.backend_pool, self.db, self.cachedir + "/cache",
self.max_obj_size * 5)
self.block_cache = cache
self.server = fs.Operations(cache, self.db, self.max_obj_size,
InodeCache(self.db, 0))
self.server.init()
# Monkeypatch around the need for removal and upload threads
cache.to_remove = DummyQueue(cache)
class DummyDistributor:
def put(self, arg, timeout=None):
cache._do_upload(*arg)
return True
cache.to_upload = DummyDistributor()
# Keep track of unused filenames
self.name_cnt = 0
def tearDown(self):
self.server.inodes.destroy()
llfuse.lock.release()
self.block_cache.destroy()
shutil.rmtree(self.cachedir)
shutil.rmtree(self.backend_dir)
os.unlink(self.dbfile.name)
self.dbfile.close()
@staticmethod
def random_data(len_):
with open("/dev/urandom", "rb") as fd:
return fd.read(len_)
def fsck(self):
self.block_cache.clear()
self.server.inodes.flush()
fsck = Fsck(self.cachedir + '/cache', self.backend,
{ 'max_obj_size': self.max_obj_size }, self.db)
fsck.check()
self.assertFalse(fsck.found_errors)
def newname(self):
self.name_cnt += 1
return ("s3ql_%d" % self.name_cnt).encode()
def test_getattr_root(self):
self.assertTrue(stat.S_ISDIR(self.server.getattr(ROOT_INODE, some_ctx).st_mode))
self.fsck()
def test_create(self):
ctx = Ctx()
mode = self.dir_mode()
name = self.newname()
inode_p_old = self.server.getattr(ROOT_INODE, some_ctx)
safe_sleep(CLOCK_GRANULARITY)
self.server._create(ROOT_INODE, name, mode, ctx)
id_ = self.db.get_val('SELECT inode FROM contents JOIN names ON name_id = names.id '
'WHERE name=? AND parent_inode = ?', (name, ROOT_INODE))
inode = self.server.getattr(id_, some_ctx)
self.assertEqual(inode.st_mode, mode)
self.assertEqual(inode.st_uid, ctx.uid)
self.assertEqual(inode.st_gid, ctx.gid)
self.assertEqual(inode.st_nlink, 1)
self.assertEqual(inode.st_size, 0)
inode_p_new = self.server.getattr(ROOT_INODE, some_ctx)
self.assertGreater(inode_p_new.st_mtime_ns, inode_p_old.st_mtime_ns)
self.assertGreater(inode_p_new.st_ctime_ns, inode_p_old.st_ctime_ns)
self.server.forget([(id_, 1)])
self.fsck()
def test_extstat(self):
# Test with zero contents
self.server.extstat()
# Test with empty file
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, some_ctx)
self.server.release(fh)
self.server.extstat()
# Test with data in file
fh = self.server.open(inode.st_ino, os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'foobar')
self.server.release(fh)
self.server.extstat()
self.server.forget([(inode.st_ino, 1)])
self.fsck()
@staticmethod
def dir_mode():
return (randint(0, 0o7777) & ~stat.S_IFDIR) | stat.S_IFDIR
@staticmethod
def file_mode():
return (randint(0, 0o7777) & ~stat.S_IFREG) | stat.S_IFREG
def test_getxattr(self):
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, some_ctx)
self.server.release(fh)
self.assertRaises(FUSEError, self.server.getxattr, inode.st_ino,
b'nonexistant-attr', some_ctx)
self.server.setxattr(inode.st_ino, b'my-attr', b'strabumm!', some_ctx)
self.assertEqual(self.server.getxattr(inode.st_ino, b'my-attr', some_ctx),
b'strabumm!')
self.server.forget([(inode.st_ino, 1)])
self.fsck()
def test_link(self):
name = self.newname()
inode_p_new = self.server.mkdir(ROOT_INODE, self.newname(),
self.dir_mode(), some_ctx)
inode_p_new_before = self.server.getattr(inode_p_new.st_ino, some_ctx)
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, some_ctx)
self.server.release(fh)
safe_sleep(CLOCK_GRANULARITY)
inode_before = self.server.getattr(inode.st_ino, some_ctx)
self.server.link(inode.st_ino, inode_p_new.st_ino, name, some_ctx)
inode_after = self.server.lookup(inode_p_new.st_ino, name, some_ctx)
inode_p_new_after = self.server.getattr(inode_p_new.st_ino, some_ctx)
id_ = self.db.get_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (name, inode_p_new.st_ino))
self.assertEqual(inode_before.st_ino, id_)
self.assertEqual(inode_after.st_nlink, 2)
self.assertGreater(inode_after.st_ctime_ns, inode_before.st_ctime_ns)
self.assertLess(inode_p_new_before.st_mtime_ns, inode_p_new_after.st_mtime_ns)
self.assertLess(inode_p_new_before.st_ctime_ns, inode_p_new_after.st_ctime_ns)
self.server.forget([(inode.st_ino, 1), (inode_p_new.st_ino, 1), (inode_after.st_ino, 1)])
self.fsck()
def test_listxattr(self):
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, some_ctx)
self.server.release(fh)
self.assertListEqual([], self.server.listxattr(inode.st_ino, some_ctx))
self.server.setxattr(inode.st_ino, b'key1', b'blub', some_ctx)
self.assertListEqual([b'key1'], self.server.listxattr(inode.st_ino, some_ctx))
self.server.setxattr(inode.st_ino, b'key2', b'blub', some_ctx)
self.assertListEqual(sorted([b'key1', b'key2']),
sorted(self.server.listxattr(inode.st_ino, some_ctx)))
self.server.forget([(inode.st_ino, 1)])
self.fsck()
def test_read(self):
len_ = self.max_obj_size
data = self.random_data(len_)
off = self.max_obj_size // 2
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, some_ctx)
self.server.write(fh, off, data)
inode_before = self.server.getattr(inode.st_ino, some_ctx)
safe_sleep(CLOCK_GRANULARITY)
self.assertTrue(self.server.read(fh, off, len_) == data)
inode_after = self.server.getattr(inode.st_ino, some_ctx)
self.assertGreater(inode_after.st_atime_ns, inode_before.st_atime_ns)
self.assertTrue(self.server.read(fh, 0, len_) == b"\0" * off + data[:off])
self.assertTrue(self.server.read(fh, self.max_obj_size, len_) == data[off:])
self.server.release(fh)
self.server.forget([(inode.st_ino, 1)])
self.fsck()
def test_readdir(self):
# Create a few entries
names = [ ('entry_%2d' % i).encode() for i in range(20) ]
for name in names:
(fh, inode) = self.server.create(ROOT_INODE, name,
self.file_mode(), os.O_RDWR, some_ctx)
self.server.release(fh)
self.server.forget([(inode.st_ino, 1)])
# Delete some to make sure that we don't have continous rowids
remove_no = [0, 2, 3, 5, 9]
for i in remove_no:
self.server.unlink(ROOT_INODE, names[i], some_ctx)
del names[i]
# Read all
fh = self.server.opendir(ROOT_INODE, some_ctx)
self.assertListEqual(sorted(names + [b'lost+found']) ,
sorted(x[0] for x in self.server.readdir(fh, 0)))
self.server.releasedir(fh)
# Read in parts
fh = self.server.opendir(ROOT_INODE, some_ctx)
entries = list()
try:
next_ = 0
while True:
gen = self.server.readdir(fh, next_)
for _ in range(3):
(name, _, next_) = next(gen)
entries.append(name)
except StopIteration:
pass
self.assertListEqual(sorted(names + [b'lost+found']) ,
sorted(entries))
self.server.releasedir(fh)
self.fsck()
def test_forget(self):
name = self.newname()
# Test that entries are deleted when they're no longer referenced
(fh, inode) = self.server.create(ROOT_INODE, name,
self.file_mode(), os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'foobar')
self.server.unlink(ROOT_INODE, name, some_ctx)
self.assertFalse(self.db.has_val('SELECT 1 FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (name, ROOT_INODE)))
self.assertTrue(self.server.getattr(inode.st_ino, some_ctx).st_ino)
self.server.release(fh)
self.server.forget([(inode.st_ino, 1)])
self.assertFalse(self.db.has_val('SELECT 1 FROM inodes WHERE id=?', (inode.st_ino,)))
self.fsck()
def test_removexattr(self):
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, some_ctx)
self.server.release(fh)
self.assertRaises(FUSEError, self.server.removexattr, inode.st_ino, b'some name',
some_ctx)
self.server.setxattr(inode.st_ino, b'key1', b'blub', some_ctx)
self.server.removexattr(inode.st_ino, b'key1', some_ctx)
self.assertListEqual([], self.server.listxattr(inode.st_ino, some_ctx))
self.server.forget([(inode.st_ino, 1)])
self.fsck()
def test_rename(self):
oldname = self.newname()
newname = self.newname()
inode = self.server.mkdir(ROOT_INODE, oldname, self.dir_mode(), some_ctx)
inode_p_new = self.server.mkdir(ROOT_INODE, self.newname(), self.dir_mode(), some_ctx)
inode_p_new_before = self.server.getattr(inode_p_new.st_ino, some_ctx)
inode_p_old_before = self.server.getattr(ROOT_INODE, some_ctx)
safe_sleep(CLOCK_GRANULARITY)
self.server.rename(ROOT_INODE, oldname, inode_p_new.st_ino, newname, some_ctx)
inode_p_old_after = self.server.getattr(ROOT_INODE, some_ctx)
inode_p_new_after = self.server.getattr(inode_p_new.st_ino, some_ctx)
self.assertFalse(self.db.has_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (oldname, ROOT_INODE)))
id_ = self.db.get_val('SELECT inode FROM contents JOIN names ON names.id == name_id '
'WHERE name=? AND parent_inode = ?', (newname, inode_p_new.st_ino))
self.assertEqual(inode.st_ino, id_)
assert inode_p_new_before.st_mtime_ns < inode_p_new_after.st_mtime_ns
assert inode_p_new_before.st_ctime_ns < inode_p_new_after.st_ctime_ns
assert inode_p_old_before.st_mtime_ns < inode_p_old_after.st_mtime_ns
assert inode_p_old_before.st_ctime_ns < inode_p_old_after.st_ctime_ns
self.server.forget([(inode.st_ino, 1), (inode_p_new.st_ino, 1)])
self.fsck()
def test_replace_file(self):
oldname = self.newname()
newname = self.newname()
(fh, inode) = self.server.create(ROOT_INODE, oldname, self.file_mode(),
os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'some data to deal with')
self.server.release(fh)
self.server.setxattr(inode.st_ino, b'test_xattr', b'42*8', some_ctx)
inode_p_new = self.server.mkdir(ROOT_INODE, self.newname(), self.dir_mode(), some_ctx)
inode_p_new_before = self.server.getattr(inode_p_new.st_ino, some_ctx)
inode_p_old_before = self.server.getattr(ROOT_INODE, some_ctx)
(fh, inode2) = self.server.create(inode_p_new.st_ino, newname, self.file_mode(),
os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'even more data to deal with')
self.server.release(fh)
self.server.setxattr(inode2.st_ino, b'test_xattr', b'42*8', some_ctx)
self.server.forget([(inode2.st_ino, 1)])
safe_sleep(CLOCK_GRANULARITY)
self.server.rename(ROOT_INODE, oldname, inode_p_new.st_ino, newname, some_ctx)
inode_p_old_after = self.server.getattr(ROOT_INODE, some_ctx)
inode_p_new_after = self.server.getattr(inode_p_new.st_ino, some_ctx)
self.assertFalse(self.db.has_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (oldname, ROOT_INODE)))
id_ = self.db.get_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (newname, inode_p_new.st_ino))
self.assertEqual(inode.st_ino, id_)
self.assertLess(inode_p_new_before.st_mtime_ns, inode_p_new_after.st_mtime_ns)
self.assertLess(inode_p_new_before.st_ctime_ns, inode_p_new_after.st_ctime_ns)
self.assertLess(inode_p_old_before.st_mtime_ns, inode_p_old_after.st_mtime_ns)
self.assertLess(inode_p_old_before.st_ctime_ns, inode_p_old_after.st_ctime_ns)
self.assertFalse(self.db.has_val('SELECT id FROM inodes WHERE id=?', (inode2.st_ino,)))
self.server.forget([(inode.st_ino, 1), (inode_p_new.st_ino, 1)])
self.fsck()
def test_replace_dir(self):
oldname = self.newname()
newname = self.newname()
inode = self.server.mkdir(ROOT_INODE, oldname, self.dir_mode(), some_ctx)
inode_p_new = self.server.mkdir(ROOT_INODE, self.newname(), self.dir_mode(), some_ctx)
inode_p_new_before = self.server.getattr(inode_p_new.st_ino, some_ctx)
inode_p_old_before = self.server.getattr(ROOT_INODE, some_ctx)
inode2 = self.server.mkdir(inode_p_new.st_ino, newname, self.dir_mode(), some_ctx)
self.server.forget([(inode2.st_ino, 1)])
safe_sleep(CLOCK_GRANULARITY)
self.server.rename(ROOT_INODE, oldname, inode_p_new.st_ino, newname, some_ctx)
inode_p_old_after = self.server.getattr(ROOT_INODE, some_ctx)
inode_p_new_after = self.server.getattr(inode_p_new.st_ino, some_ctx)
self.assertFalse(self.db.has_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (oldname, ROOT_INODE)))
id_ = self.db.get_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (newname, inode_p_new.st_ino))
self.assertEqual(inode.st_ino, id_)
self.assertLess(inode_p_new_before.st_mtime_ns, inode_p_new_after.st_mtime_ns)
self.assertLess(inode_p_new_before.st_ctime_ns, inode_p_new_after.st_ctime_ns)
self.assertLess(inode_p_old_before.st_mtime_ns, inode_p_old_after.st_mtime_ns)
self.assertLess(inode_p_old_before.st_ctime_ns, inode_p_old_after.st_ctime_ns)
self.server.forget([(inode.st_ino, 1), (inode_p_new.st_ino, 1)])
self.assertFalse(self.db.has_val('SELECT id FROM inodes WHERE id=?', (inode2.st_ino,)))
self.fsck()
def test_setattr_one(self):
(fh, inode) = self.server.create(ROOT_INODE, self.newname(), self.file_mode(),
os.O_RDWR, some_ctx)
self.server.release(fh)
inode_old = self.server.getattr(inode.st_ino, some_ctx)
attr = self.server.getattr(inode.st_ino, some_ctx) # this is a fresh instance
attr.st_mode = self.file_mode()
attr.st_uid = randint(0, 2 ** 32)
attr.st_gid = randint(0, 2 ** 32) # should be ignored
attr.st_atime_ns = randint(0, 2 ** 50)
attr.st_mtime_ns = randint(0, 2 ** 50)
safe_sleep(CLOCK_GRANULARITY)
sf = SetattrFields(update_mode=True, update_uid=True,
update_atime=True, update_mtime=True)
self.server.setattr(inode.st_ino, attr, sf, None, some_ctx)
inode_new = self.server.getattr(inode.st_ino, some_ctx)
for name in ('st_mode', 'st_uid', 'st_atime_ns', 'st_mtime_ns'):
assert getattr(attr, name) == getattr(inode_new, name)
for name in ('st_gid', 'st_size', 'st_nlink', 'st_rdev',
'st_blocks', 'st_blksize'):
assert getattr(inode_old, name) == getattr(inode_new, name)
assert inode_old.st_ctime_ns < inode_new.st_ctime_ns
self.server.forget([(inode.st_ino, 1)])
self.fsck()
def test_setattr_two(self):
(fh, inode_old) = self.server.create(ROOT_INODE, self.newname(), self.file_mode(),
os.O_RDWR, some_ctx)
attr = self.server.getattr(inode_old.st_ino, some_ctx)
attr.st_mode = self.file_mode()
attr.st_uid = randint(0, 2 ** 32)
attr.st_gid = randint(0, 2 ** 32)
attr.st_mtime_ns = randint(0, 2 ** 50)
attr.st_ctime_ns = 5e9
safe_sleep(CLOCK_GRANULARITY)
sf = SetattrFields(update_gid=True, update_mtime=True)
self.server.setattr(inode_old.st_ino, attr, sf, None, some_ctx)
inode_new = self.server.getattr(inode_old.st_ino, some_ctx)
for name in ('st_gid', 'st_mtime_ns'):
assert getattr(attr, name) == getattr(inode_new, name)
for name in ('st_uid', 'st_size', 'st_nlink', 'st_rdev',
'st_blocks', 'st_blksize', 'st_mode', 'st_atime_ns'):
assert getattr(inode_old, name) == getattr(inode_new, name)
assert inode_old.st_ctime_ns < inode_new.st_ctime_ns
self.server.release(fh)
self.server.forget([(inode_old.st_ino, 1)])
self.fsck()
def test_truncate(self):
len_ = int(2.7 * self.max_obj_size)
data = self.random_data(len_)
(fh, inode) = self.server.create(ROOT_INODE, self.newname(), self.file_mode(),
os.O_RDWR, some_ctx)
self.server.write(fh, 0, data)
attr = self.server.getattr(inode.st_ino, some_ctx)
attr.st_size = len_ // 2
sf = SetattrFields(update_size=True)
self.server.setattr(inode.st_ino, attr, sf, None, some_ctx)
self.assertTrue(self.server.read(fh, 0, len_) == data[:len_ // 2])
attr.st_size = len_
self.server.setattr(inode.st_ino, attr, sf, None, some_ctx)
self.assertTrue(self.server.read(fh, 0, len_)
== data[:len_ // 2] + b'\0' * (len_ // 2))
self.server.release(fh)
self.server.forget([(inode.st_ino, 1)])
self.fsck()
def test_truncate_0(self):
len1 = 158
len2 = 133
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, some_ctx)
self.server.write(fh, 0, self.random_data(len1))
self.server.release(fh)
self.server.inodes.flush()
attr = self.server.getattr(inode.st_ino, some_ctx)
fh = self.server.open(inode.st_ino, os.O_RDWR, some_ctx)
attr.st_size = 0
self.server.setattr(inode.st_ino, attr, SetattrFields(update_size=True),
fh, some_ctx)
self.server.write(fh, 0, self.random_data(len2))
self.server.release(fh)
self.server.forget([(inode.st_ino, 1)])
self.fsck()
def test_setxattr(self):
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, some_ctx)
self.server.release(fh)
self.server.setxattr(inode.st_ino, b'my-attr', b'strabumm!', some_ctx)
self.assertEqual(self.server.getxattr(inode.st_ino, b'my-attr', some_ctx),
b'strabumm!')
self.server.forget([(inode.st_ino, 1)])
self.fsck()
def test_names(self):
name1 = self.newname()
name2 = self.newname()
(fh, inode) = self.server.create(ROOT_INODE, name1, self.file_mode(),
os.O_RDWR, some_ctx)
self.server.release(fh)
self.server.forget([(inode.st_ino, 1)])
(fh, inode) = self.server.create(ROOT_INODE, name2, self.file_mode(),
os.O_RDWR, some_ctx)
self.server.release(fh)
self.server.setxattr(inode.st_ino, name1, b'strabumm!', some_ctx)
self.fsck()
self.server.removexattr(inode.st_ino, name1, some_ctx)
self.fsck()
self.server.setxattr(inode.st_ino, name1, b'strabumm karacho!!',
some_ctx)
self.server.unlink(ROOT_INODE, name1, some_ctx)
self.server.forget([(inode.st_ino, 1)])
self.fsck()
def test_statfs(self):
# Test with zero contents
self.server.statfs(some_ctx)
# Test with empty file
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, some_ctx)
self.server.release(fh)
self.server.statfs(some_ctx)
# Test with data in file
fh = self.server.open(inode.st_ino, os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'foobar')
self.server.release(fh)
self.server.forget([(inode.st_ino, 1)])
self.server.statfs(some_ctx)
def test_symlink(self):
target = self.newname()
name = self.newname()
inode_p_before = self.server.getattr(ROOT_INODE, some_ctx)
safe_sleep(CLOCK_GRANULARITY)
inode = self.server.symlink(ROOT_INODE, name, target, some_ctx)
inode_p_after = self.server.getattr(ROOT_INODE, some_ctx)
self.assertEqual(target, self.server.readlink(inode.st_ino, some_ctx))
id_ = self.db.get_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (name, ROOT_INODE))
self.assertEqual(inode.st_ino, id_)
self.assertLess(inode_p_before.st_mtime_ns, inode_p_after.st_mtime_ns)
self.assertLess(inode_p_before.st_ctime_ns, inode_p_after.st_ctime_ns)
self.server.forget([(inode.st_ino, 1)])
self.fsck()
def test_unlink(self):
name = self.newname()
(fh, inode) = self.server.create(ROOT_INODE, name, self.file_mode(), os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'some data to deal with')
self.server.release(fh)
# Add extended attributes
self.server.setxattr(inode.st_ino, b'test_xattr', b'42*8', some_ctx)
self.server.forget([(inode.st_ino, 1)])
inode_p_before = self.server.getattr(ROOT_INODE, some_ctx)
safe_sleep(CLOCK_GRANULARITY)
self.server.unlink(ROOT_INODE, name, some_ctx)
inode_p_after = self.server.getattr(ROOT_INODE, some_ctx)
self.assertLess(inode_p_before.st_mtime_ns, inode_p_after.st_mtime_ns)
self.assertLess(inode_p_before.st_ctime_ns, inode_p_after.st_ctime_ns)
self.assertFalse(self.db.has_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (name, ROOT_INODE)))
self.assertFalse(self.db.has_val('SELECT id FROM inodes WHERE id=?', (inode.st_ino,)))
self.fsck()
def test_rmdir(self):
name = self.newname()
inode = self.server.mkdir(ROOT_INODE, name, self.dir_mode(), some_ctx)
self.server.forget([(inode.st_ino, 1)])
inode_p_before = self.server.getattr(ROOT_INODE, some_ctx)
safe_sleep(CLOCK_GRANULARITY)
self.server.rmdir(ROOT_INODE, name, some_ctx)
inode_p_after = self.server.getattr(ROOT_INODE, some_ctx)
self.assertLess(inode_p_before.st_mtime_ns, inode_p_after.st_mtime_ns)
self.assertLess(inode_p_before.st_ctime_ns, inode_p_after.st_ctime_ns)
self.assertFalse(self.db.has_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (name, ROOT_INODE)))
self.assertFalse(self.db.has_val('SELECT id FROM inodes WHERE id=?', (inode.st_ino,)))
self.fsck()
def test_relink(self):
name = self.newname()
name2 = self.newname()
data = b'some data to deal with'
(fh, inode) = self.server.create(ROOT_INODE, name, self.file_mode(), os.O_RDWR, some_ctx)
self.server.write(fh, 0, data)
self.server.release(fh)
self.server.unlink(ROOT_INODE, name, some_ctx)
self.server.inodes.flush()
self.assertFalse(self.db.has_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (name, ROOT_INODE)))
self.assertTrue(self.db.has_val('SELECT id FROM inodes WHERE id=?', (inode.st_ino,)))
self.server.link(inode.st_ino, ROOT_INODE, name2, some_ctx)
self.server.forget([(inode.st_ino, 2)])
inode = self.server.lookup(ROOT_INODE, name2, some_ctx)
fh = self.server.open(inode.st_ino, os.O_RDONLY, some_ctx)
self.assertTrue(self.server.read(fh, 0, len(data)) == data)
self.server.release(fh)
self.server.forget([(inode.st_ino, 1)])
self.fsck()
def test_write(self):
len_ = self.max_obj_size
data = self.random_data(len_)
off = self.max_obj_size // 2
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, some_ctx)
inode_before = self.server.getattr(inode.st_ino, some_ctx)
safe_sleep(CLOCK_GRANULARITY)
self.server.write(fh, off, data)
inode_after = self.server.getattr(inode.st_ino, some_ctx)
self.assertGreater(inode_after.st_mtime_ns, inode_before.st_mtime_ns)
self.assertGreater(inode_after.st_ctime_ns, inode_before.st_ctime_ns)
self.assertEqual(inode_after.st_size, off + len_)
self.server.write(fh, 0, data)
inode_after = self.server.getattr(inode.st_ino, some_ctx)
self.assertEqual(inode_after.st_size, off + len_)
self.server.release(fh)
self.server.forget([(inode.st_ino, 1)])
self.fsck()
def test_failsafe(self):
len_ = self.max_obj_size
data = self.random_data(len_)
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, some_ctx)
self.server.write(fh, 0, data)
self.server.cache.clear()
self.assertTrue(self.server.failsafe is False)
datafile = os.path.join(self.backend_dir, 's3ql_data_', 's3ql_data_1')
shutil.copy(datafile, datafile + '.bak')
# Modify contents
with open(datafile, 'rb+') as rfh:
rfh.seek(560)
rfh.write(b'blrub!')
with self.assertRaises(FUSEError) as cm:
with assert_logs('^Backend returned malformed data for',
count=1, level=logging.ERROR):
self.server.read(fh, 0, len_)
self.assertEqual(cm.exception.errno, errno.EIO)
self.assertTrue(self.server.failsafe)
# Restore contents, but should be marked as damaged now
os.rename(datafile + '.bak', datafile)
with self.assertRaises(FUSEError) as cm:
self.server.read(fh, 0, len_)
self.assertEqual(cm.exception.errno, errno.EIO)
# Release and re-open, now we should be able to access again
self.server.release(fh)
self.server.forget([(inode.st_ino, 1)])
# ..but not write access since we are in failsafe mode
with self.assertRaises(FUSEError) as cm:
self.server.open(inode.st_ino, os.O_RDWR, some_ctx)
self.assertEqual(cm.exception.errno, errno.EPERM)
# ..ready only is fine.
fh = self.server.open(inode.st_ino, os.O_RDONLY, some_ctx)
self.server.read(fh, 0, len_)
# Remove completely, should give error after cache flush
os.unlink(datafile)
self.server.read(fh, 3, len_//2)
self.server.cache.clear()
with self.assertRaises(FUSEError) as cm:
with assert_logs('^Backend lost block',
count=1, level=logging.ERROR):
self.server.read(fh, 5, len_//2)
self.assertEqual(cm.exception.errno, errno.EIO)
# Don't call fsck, we're missing a block
def test_create_open(self):
name = self.newname()
# Create a new file
(fh, inode) = self.server.create(ROOT_INODE, name, self.file_mode(),
os.O_RDWR, some_ctx)
self.server.release(fh)
self.server.forget([(inode, 1)])
# Open it atomically
(fh, inode) = self.server.create(ROOT_INODE, name, self.file_mode(),
os.O_RDWR, some_ctx)
self.server.release(fh)
self.server.forget([(inode, 1)])
self.fsck()
def test_edit(self):
len_ = self.max_obj_size
data = self.random_data(len_)
(fh, inode) = self.server.create(ROOT_INODE, self.newname(),
self.file_mode(), os.O_RDWR, some_ctx)
self.server.write(fh, 0, data)
self.server.release(fh)
self.block_cache.clear()
fh = self.server.open(inode.st_ino, os.O_RDWR, some_ctx)
attr = self.server.getattr(inode.st_ino, some_ctx)
attr.st_size = 0
self.server.setattr(inode.st_ino, attr, SetattrFields(update_size=True),
fh, some_ctx)
self.server.write(fh, 0, data[50:])
self.server.release(fh)
self.server.forget([(inode.st_ino, 1)])
self.fsck()
def test_copy_tree(self):
ext_attr_name = b'system.foo.brazl'
ext_attr_val = b'schulla dku woumm bramp'
src_inode = self.server.mkdir(ROOT_INODE, b'source', self.dir_mode(), some_ctx)
dst_inode = self.server.mkdir(ROOT_INODE, b'dest', self.dir_mode(), some_ctx)
# Create file
(fh, f1_inode) = self.server.create(src_inode.st_ino, b'file1',
self.file_mode(), os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'file1 contents')
self.server.release(fh)
self.server.setxattr(f1_inode.st_ino, ext_attr_name, ext_attr_val, some_ctx)
# Create hardlink
(fh, f2_inode) = self.server.create(src_inode.st_ino, b'file2',
self.file_mode(), os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'file2 contents')
self.server.release(fh)
f2_inode = self.server.link(f2_inode.st_ino, src_inode.st_ino, b'file2_hardlink',
some_ctx)
# Create subdirectory
d1_inode = self.server.mkdir(src_inode.st_ino, b'dir1', self.dir_mode(), some_ctx)
d2_inode = self.server.mkdir(d1_inode.st_ino, b'dir2', self.dir_mode(), some_ctx)
# ..with a 3rd hardlink
f2_inode = self.server.link(f2_inode.st_ino, d1_inode.st_ino, b'file2_hardlink',
some_ctx)
# Replicate
self.server.copy_tree(src_inode.st_ino, dst_inode.st_ino)
# Change files
fh = self.server.open(f1_inode.st_ino, os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'new file1 contents')
self.server.release(fh)
fh = self.server.open(f2_inode.st_ino, os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'new file2 contents')
self.server.release(fh)
# Get copy properties
f1_inode_c = self.server.lookup(dst_inode.st_ino, b'file1', some_ctx)
f2_inode_c = self.server.lookup(dst_inode.st_ino, b'file2', some_ctx)
f2h_inode_c = self.server.lookup(dst_inode.st_ino, b'file2_hardlink', some_ctx)
d1_inode_c = self.server.lookup(dst_inode.st_ino, b'dir1', some_ctx)
d2_inode_c = self.server.lookup(d1_inode_c.st_ino, b'dir2', some_ctx)
f2_h_inode_c = self.server.lookup(d1_inode_c.st_ino, b'file2_hardlink', some_ctx)
# Check file1
fh = self.server.open(f1_inode_c.st_ino, os.O_RDWR, some_ctx)
self.assertEqual(self.server.read(fh, 0, 42), b'file1 contents')
self.server.release(fh)
self.assertNotEqual(f1_inode.st_ino, f1_inode_c.st_ino)
self.assertEqual(self.server.getxattr(f1_inode_c.st_ino, ext_attr_name,
some_ctx), ext_attr_val)
# Check file2
fh = self.server.open(f2_inode_c.st_ino, os.O_RDWR, some_ctx)
self.assertTrue(self.server.read(fh, 0, 42) == b'file2 contents')
self.server.release(fh)
self.assertEqual(f2_inode_c.st_ino, f2h_inode_c.st_ino)
self.assertEqual(f2_inode_c.st_nlink, 3)
self.assertNotEqual(f2_inode.st_ino, f2_inode_c.st_ino)
self.assertEqual(f2_h_inode_c.st_ino, f2_inode_c.st_ino)
# Check subdir1
self.assertNotEqual(d1_inode.st_ino, d1_inode_c.st_ino)
self.assertNotEqual(d2_inode.st_ino, d2_inode_c.st_ino)
self.server.forget(list(self.server.open_inodes.items()))
self.fsck()
def test_copy_tree_2(self):
src_inode = self.server.mkdir(ROOT_INODE, b'source', self.dir_mode(), some_ctx)
dst_inode = self.server.mkdir(ROOT_INODE, b'dest', self.dir_mode(), some_ctx)
# Create file
(fh, inode) = self.server.create(src_inode.st_ino, b'file1',
self.file_mode(), os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'block 1 contents')
self.server.write(fh, self.max_obj_size, b'block 1 contents')
self.server.release(fh)
self.server.forget([(inode.st_ino, 1)])
self.server.copy_tree(src_inode.st_ino, dst_inode.st_ino)
self.server.forget([(src_inode.st_ino, 1), (dst_inode.st_ino, 1)])
self.fsck()
def test_lock_tree(self):
inode1 = self.server.mkdir(ROOT_INODE, b'source', self.dir_mode(), some_ctx)
# Create file
(fh, inode1a) = self.server.create(inode1.st_ino, b'file1',
self.file_mode(), os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'file1 contents')
self.server.release(fh)
# Create subdirectory
inode2 = self.server.mkdir(inode1.st_ino, b'dir1', self.dir_mode(), some_ctx)
(fh, inode2a) = self.server.create(inode2.st_ino, b'file2',
self.file_mode(), os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'file2 contents')
self.server.release(fh)
# Another file
(fh, inode3) = self.server.create(ROOT_INODE, b'file1',
self.file_mode(), os.O_RDWR, some_ctx)
self.server.release(fh)
# Lock
self.server.lock_tree(inode1.st_ino)
for i in (inode1.st_ino, inode1a.st_ino, inode2.st_ino, inode2a.st_ino):
self.assertTrue(self.server.inodes[i].locked)
# Remove
with self.assertRaises(FUSEError) as cm:
self.server._remove(inode1.st_ino, b'file1', inode1a.st_ino)
self.assertEqual(cm.exception.errno, errno.EPERM)
# Rename / Replace
with self.assertRaises(FUSEError) as cm:
self.server.rename(ROOT_INODE, b'file1', inode1.st_ino, b'file2', some_ctx)
self.assertEqual(cm.exception.errno, errno.EPERM)
with self.assertRaises(FUSEError) as cm:
self.server.rename(inode1.st_ino, b'file1', ROOT_INODE, b'file2', some_ctx)
self.assertEqual(cm.exception.errno, errno.EPERM)
# Open
with self.assertRaises(FUSEError) as cm:
self.server.open(inode2a.st_ino, os.O_RDWR, some_ctx)
self.assertEqual(cm.exception.errno, errno.EPERM)
with self.assertRaises(FUSEError) as cm:
self.server.open(inode2a.st_ino, os.O_WRONLY, some_ctx)
self.assertEqual(cm.exception.errno, errno.EPERM)
self.server.release(self.server.open(inode3.st_ino, os.O_WRONLY, some_ctx))
# Write
fh = self.server.open(inode2a.st_ino, os.O_RDONLY, some_ctx)
with self.assertRaises(FUSEError) as cm:
self.server.write(fh, 0, b'foo')
self.assertEqual(cm.exception.errno, errno.EPERM)
self.server.release(fh)
# Create
with self.assertRaises(FUSEError) as cm:
self.server._create(inode2.st_ino, b'dir1', self.dir_mode(), os.O_RDWR, some_ctx)
self.assertEqual(cm.exception.errno, errno.EPERM)
# Setattr
attr = self.server.getattr(inode2a.st_ino, some_ctx)
with self.assertRaises(FUSEError) as cm:
self.server.setattr(inode2a.st_ino, attr, SetattrFields(update_mtime=True),
None, some_ctx)
self.assertEqual(cm.exception.errno, errno.EPERM)
# xattr
with self.assertRaises(FUSEError) as cm:
self.server.setxattr(inode2.st_ino, b'name', b'value', some_ctx)
self.assertEqual(cm.exception.errno, errno.EPERM)
with self.assertRaises(FUSEError) as cm:
self.server.removexattr(inode2.st_ino, b'name', some_ctx)
self.assertEqual(cm.exception.errno, errno.EPERM)
self.server.forget(list(self.server.open_inodes.items()))
self.fsck()
def test_remove_tree(self):
inode1 = self.server.mkdir(ROOT_INODE, b'source', self.dir_mode(), some_ctx)
# Create file
(fh, inode1a) = self.server.create(inode1.st_ino, b'file1',
self.file_mode(), os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'file1 contents')
self.server.release(fh)
# Create subdirectory
inode2 = self.server.mkdir(inode1.st_ino, b'dir1', self.dir_mode(), some_ctx)
(fh, inode2a) = self.server.create(inode2.st_ino, b'file2',
self.file_mode(), os.O_RDWR, some_ctx)
self.server.write(fh, 0, b'file2 contents')
self.server.release(fh)
# Remove
self.server.forget(list(self.server.open_inodes.items()))
self.server.remove_tree(ROOT_INODE, b'source')
for (id_p, name) in ((ROOT_INODE, b'source'),
(inode1.st_ino, b'file1'),
(inode1.st_ino, b'dir1'),
(inode2.st_ino, b'file2')):
self.assertFalse(self.db.has_val('SELECT inode FROM contents JOIN names ON names.id = name_id '
'WHERE name=? AND parent_inode = ?', (name, id_p)))
for id_ in (inode1.st_ino, inode1a.st_ino, inode2.st_ino, inode2a.st_ino):
self.assertFalse(self.db.has_val('SELECT id FROM inodes WHERE id=?', (id_,)))
self.fsck()
