def test_snapshotter(
nydus_anchor: NydusAnchor,
rafs_conf: RafsConf,
image_url,
nydus_snapshotter,
local_registry,
):
snapshotter = Snapshotter(nydus_anchor)
containerd = Containerd(nydus_anchor, snapshotter).gen_config()
snapshotter.set_root(containerd.root)
nydus_anchor.put_dustbin(snapshotter)
nydus_anchor.put_dustbin(containerd)
converter = Nydusify(nydus_anchor)
converter.docker_v2().convert(image_url)
rafs_conf.set_rafs_backend(Backend.REGISTRY, repo=converter.original_repo)
rafs_conf.enable_xattr()
rafs_conf.dump_rafs_conf()
snapshotter.run(rafs_conf.path())
time.sleep(1)
containerd.run()
cri = Cri(containerd.address, containerd.address)
container_name = str(uuid.uuid4())
cri.run_container(converter.converted_image, container_name)
id, status = cri.check_container_status(container_name, timeout=30)
assert id is not None
assert status
cri.stop_rm_container(id)
cri.remove_image(converter.converted_image)
containerd.remove_image_sync(converter.converted_image)
def test_syscalls(
nydus_anchor: NydusAnchor,
nydus_scratch_image: RafsImage,
rafs_conf: RafsConf,
):
syscall_helper = "framework/test_syscalls"
ret, _ = utils.execute(
["gcc", "framework/test_syscalls.c", "-o", syscall_helper],
shell=False,
print_output=True,
)
assert ret
dist = Distributor(nydus_scratch_image.rootfs(), 2, 2)
dist.generate_tree()
dist.put_single_file(Size(8, Unit.KB),
pos=nydus_scratch_image.rootfs(),
name="xattr_no_kv")
dist.put_single_file_with_xattr(
Size(8, Unit.KB),
("trusted.nydus.key", ""),
pos=nydus_scratch_image.rootfs(),
name="xattr_empty_value",
)
dist.put_single_file_with_xattr(
Size(8, Unit.KB),
("trusted.nydus.key", "1234567890"),
pos=nydus_scratch_image.rootfs(),
name="xattr_insufficient_buffer",
)
nydus_scratch_image.set_backend(Backend.BACKEND_PROXY).create_image()
rafs_conf.enable_xattr().set_rafs_backend(Backend.BACKEND_PROXY)
rafs_conf.dump_rafs_conf()
rafs = RafsMount(nydus_anchor, nydus_scratch_image, rafs_conf)
rafs.mount()
for no in [58]:
ret, _ = utils.execute(
[syscall_helper, nydus_anchor.mount_point,
str(no)],
shell=False,
print_output=True,
)
assert ret
def test_snapshotter_converted_images(
nydus_anchor: NydusAnchor,
rafs_conf: RafsConf,
converted_images,
nydus_snapshotter,
):
# snapshotter = Snapshotter(nydus_anchor).enable_nydus_overlayfs()
snapshotter = Snapshotter(nydus_anchor)
containerd = Containerd(nydus_anchor, snapshotter).gen_config()
snapshotter.set_root(containerd.root)
nydus_anchor.put_dustbin(snapshotter)
nydus_anchor.put_dustbin(containerd)
# We can safely pass the step provide repo configured into the rafs configuration file.
rafs_conf.set_rafs_backend(Backend.REGISTRY, scheme="https")
rafs_conf.enable_xattr()
rafs_conf.dump_rafs_conf()
snapshotter.run(rafs_conf.path())
time.sleep(1)
containerd.run()
cri = Cri(containerd.address, containerd.address)
id_set = []
for ref in converted_images:
container_name = str(uuid.uuid4())
cri.run_container(ref, container_name)
id, status = cri.check_container_status(container_name, timeout=30)
assert id is not None
assert status
id_set.append((id, ref))
time.sleep(2)
for id, ref in id_set:
cri.stop_rm_container(id)
cri.remove_image(ref)
containerd.remove_image_sync(ref)
# TODO: Rafs won't be unmounted and and nydusd still be alive even image is removed locally
# So kill all nydusd here to make following test verification pass. Is this a bug?
# Ensure nydusd must have been stopped here
time.sleep(3)
def test_snapshotter_restart(
nydus_anchor: NydusAnchor,
rafs_conf: RafsConf,
converted_images,
nydus_snapshotter,
):
snapshotter = Snapshotter(nydus_anchor)
containerd = Containerd(nydus_anchor, snapshotter).gen_config()
snapshotter.set_root(containerd.root)
nydus_anchor.put_dustbin(containerd)
# We can safely pass the step provide repo configured into the rafs configuration file.
rafs_conf.set_rafs_backend(Backend.REGISTRY, scheme="https")
rafs_conf.enable_xattr().enable_fs_prefetch().enable_rafs_blobcache(
work_dir=snapshotter.cache_dir())
rafs_conf.enable_xattr().dump_rafs_conf()
rafs_conf.dump_rafs_conf()
snapshotter.run(rafs_conf.path())
time.sleep(1)
containerd.run()
cri = Cri(containerd.address, containerd.address)
id_set = []
for ref in converted_images:
container_name = str(uuid.uuid4())
cri.run_container(ref, container_name)
id, status = cri.check_container_status(container_name, timeout=30)
assert id is not None
assert status
id_set.append((id, ref))
time.sleep(2)
snapshotter.shutdown()
snapshotter = Snapshotter(nydus_anchor)
snapshotter.set_root(containerd.root)
nydus_anchor.put_dustbin(snapshotter)
snapshotter.run(rafs_conf.path())
for id, ref in id_set:
cri.stop_rm_container(id)
cri.remove_image(ref)
containerd.remove_image_sync(ref)