def test_MyFuse(self, mock_libfuse):
# Tests the ctor to make sure the arguments are passed
# correctly to the os
mock_libfuse.fuse_main_real.return_value = False
fuseops = fuse_operations()
MyFuse(VOFS("vos:", "/tmp/vos_", None,
cache_limit=100,
cache_max_flush_threads=3),
"/tmp/vospace",
fsname="vos:",
nothreads=5,
foreground=False)
# if it was easy to pick inside the args memory structures we would
# have checked the the real arguments passed to the fuse library
# instead of ANY
mock_libfuse.fuse_main_real.assert_called_with(5, ANY, ANY,
ctypes.sizeof(fuseops),
None)
MyFuse(VOFS("vos:", "/tmp/vos_", None,
cache_limit=100,
cache_max_flush_threads=3),
"/tmp/vospace",
fsname="vos:",
nothreads=5,
readonly=True,
user_allow_other=True,
foreground=False)
mock_libfuse.fuse_main_real.assert_called_with(6, ANY, ANY,
ctypes.sizeof(fuseops),
None)
def test_MyFuse(self, mock_libfuse):
#Tests the ctor to make sure the arguments are passed
#correctly to the os
conn = MagicMock()
mock_libfuse.fuse_main_real.return_value = False
fuseops = fuse_operations()
buf = ctypes.create_string_buffer(4)
fuse = MyFuse(VOFS(":vos", "/tmp/vos_", None, conn=conn,
cache_limit=100,
cache_max_flush_threads=3),
"/tmp/vospace",
fsname="vos:",
nothreads=5,
foreground=False)
#if it was easy to pick inside the args memory structures we would
#have checked the the real arguments passed to the fuse library
#instead of ANY
mock_libfuse.fuse_main_real.assert_called_with(5, ANY, ANY,
ctypes.sizeof(fuseops),
None)
fuse = MyFuse(VOFS(":vos", "/tmp/vos_", None, conn=conn,
cache_limit=100,
cache_max_flush_threads=3),
"/tmp/vospace",
fsname="vos:",
nothreads=5,
readonly=True,
user_allow_other=True,
foreground=False)
mock_libfuse.fuse_main_real.assert_called_with(6, ANY, ANY,
ctypes.sizeof(fuseops),
None)
def __init__(self,
operations,
mountpoint,
raw_fi=False,
encoding='utf-8',
**kwargs):
'''
Setting raw_fi to True will cause FUSE to pass the fuse_file_info
class as is to Operations, instead of just the fh field.
This gives you access to direct_io, keep_cache, etc.
'''
self.operations = operations
self.raw_fi = raw_fi
self.encoding = encoding
args = ['fuse']
args.extend(flag for arg, flag in self.OPTIONS
if kwargs.pop(arg, False))
kwargs.setdefault('fsname', operations.__class__.__name__)
args.append('-o')
args.append(','.join(self._normalize_fuse_options(**kwargs)))
args.append(mountpoint)
args = [arg.encode(encoding) for arg in args]
argv = (fuse.c_char_p * len(args))(*args)
fuse_ops = fuse.fuse_operations()
for field in fuse.fuse_operations._fields_:
if len(field) == 3:
continue
name, prototype = field
if prototype != fuse.c_voidp and getattr(operations, name, None):
op = fuse.partial(self._wrapper, getattr(self, name))
setattr(fuse_ops, name, prototype(op))
self.args = args
self.fuse_ops = fuse_ops
self.argv = argv