def add_symlink(self, oid, name, link_size, dkey_count=1):
akey = copy.deepcopy(self._dfs_inode_akey)
value = VosValue(size=link_size)
akey.add_value(value)
dkey = DKey(key=name)
dkey.set_count(dkey_count)
dkey.add_value(akey)
self._objects[oid].add_value(dkey)
def _parse_dfs_sb_dkey(dkey_raw, iods, akey_count):
key = ctypes.string_at(dkey_raw.iov_buf, dkey_raw.iov_buf_len)
overhead = Overhead.META
dkey = DKey(key=key.decode('utf-8'), overhead=overhead)
for i in range(0, akey_count.value):
akey = _create_akey(iods[i])
dkey.add_value(akey)
return dkey
def get_dfs_sb_obj():
try:
dfs_sb = DFS_SB()
dkey = dfs_sb.get_dfs_sb_dkey()
dfs_inode = dfs_sb.get_dfs_inode_akey()
except Exception as err:
raise Exception(
'Failed to get the DFS superblock VOS object: {0}'.format(err))
sb_obj = VosObject()
sb_obj.add_value(dkey)
root_dkey = DKey(key='/', overhead=Overhead.USER)
root_dkey.add_value(dfs_inode)
sb_obj.add_value(root_dkey)
return sb_obj
def test_add_value(self):
with pytest.raises(VosValueError) as err:
dkey = DKey(key="D-key 1")
dkey.dump()
assert "list of akeys must not be empty" in str(err.value) # nosec
with pytest.raises(TypeError) as err:
dkey = DKey(key="D-key 1")
dkey.add_value("rubbish")
assert "must be of type" in str(err.value) # nosec
dkey = DKey(key="D-key 1")
akey = AKey(
key="A-key 1",
value_type="single_value",
values=self.test_data.create_values())
dkey.add_value(akey)
akey = AKey(
key="A-key 2",
value_type="array",
values=self.test_data.create_values())
dkey.add_value(akey)
want = self.test_data.create_default_dkey()
assert want == dkey.dump() # nosec
def _add_entry(self, oid, name, dkey_count=1):
dkey = DKey(key=name)
dkey.set_count(dkey_count)
dkey.add_value(self._dfs_inode_akey)
self._objects[oid].add_value(dkey)
def get_mock_dfs_superblock_obj(self):
dkey_sb = DKey(key="DFS_SB_METADATA", overhead=Overhead.META)
dkey_sb.add_value(self._create_sb_akey(key="DFS_MAGIC", size=8))
dkey_sb.add_value(
self._create_sb_akey(key="DFS_SB_VERSION", size=2))
dkey_sb.add_value(
self._create_sb_akey(key="DFS_LAYOUT_VERSION", size=2))
dkey_sb.add_value(
self._create_sb_akey(key="DFS_CHUNK_SIZE", size=8))
dkey_sb.add_value(self._create_sb_akey(key="DFS_OBJ_CLASS",
size=2))
inode_value = VosValue(size=64)
akey_inode = AKey(key="DFS_INODE",
overhead=Overhead.META,
value_type=ValType.ARRAY)
akey_inode.add_value(inode_value)
dkey_root = DKey(key="/")
dkey_root.add_value(akey_inode)
superblock_obj = VosObject()
superblock_obj.add_value(dkey_sb)
superblock_obj.add_value(dkey_root)
return superblock_obj
