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bb64dca6e6
* Fix symbolic link issue with snapshot * Add tests * fix symlink * add encrypted test * Modify x
136 lines
3.9 KiB
Python
136 lines
3.9 KiB
Python
"""Test Tarfile functions."""
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import os
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from pathlib import Path, PurePath
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import shutil
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from tempfile import TemporaryDirectory
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import attr
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from supervisor.utils.tar import (
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SecureTarFile,
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_is_excluded_by_filter,
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atomic_contents_add,
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secure_path,
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)
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@attr.s
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class TarInfo:
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"""Fake TarInfo."""
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name: str = attr.ib()
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def test_secure_path():
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"""Test Secure Path."""
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test_list = [
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TarInfo("test.txt"),
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TarInfo("data/xy.blob"),
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TarInfo("bla/blu/ble"),
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TarInfo("data/../xy.blob"),
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]
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assert test_list == list(secure_path(test_list))
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def test_not_secure_path():
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"""Test Not secure path."""
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test_list = [
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TarInfo("/test.txt"),
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TarInfo("data/../../xy.blob"),
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TarInfo("/bla/blu/ble"),
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]
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assert [] == list(secure_path(test_list))
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def test_is_excluded_by_filter_good():
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"""Test exclude filter."""
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filter_list = ["not/match", "/dev/xy"]
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test_list = [
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PurePath("test.txt"),
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PurePath("data/xy.blob"),
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PurePath("bla/blu/ble"),
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PurePath("data/../xy.blob"),
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]
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for path_object in test_list:
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assert _is_excluded_by_filter(path_object, filter_list) is False
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def test_is_exclude_by_filter_bad():
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"""Test exclude filter."""
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filter_list = ["*.txt", "data/*", "bla/blu/ble"]
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test_list = [
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PurePath("test.txt"),
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PurePath("data/xy.blob"),
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PurePath("bla/blu/ble"),
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PurePath("data/test_files/kk.txt"),
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]
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for path_object in test_list:
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assert _is_excluded_by_filter(path_object, filter_list) is True
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def test_create_pure_tar():
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"""Test to create a tar file without encryption."""
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with TemporaryDirectory() as temp_dir:
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temp = Path(temp_dir)
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# Prepair test folder
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temp_orig = temp.joinpath("orig")
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fixture_data = Path(__file__).parents[1].joinpath("fixtures/tar_data")
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shutil.copytree(fixture_data, temp_orig, symlinks=True)
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# Create Tarfile
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temp_tar = temp.joinpath("backup.tar")
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with SecureTarFile(temp_tar, "w") as tar_file:
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atomic_contents_add(
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tar_file, temp_orig, excludes=[], arcname=".",
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)
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assert temp_tar.exists()
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# Restore
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temp_new = temp.joinpath("new")
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with SecureTarFile(temp_tar, "r") as tar_file:
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tar_file.extractall(path=temp_new, members=tar_file)
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assert temp_new.is_dir()
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assert temp_new.joinpath("test_symlink").is_symlink()
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assert temp_new.joinpath("test1").is_dir()
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assert temp_new.joinpath("test1/script.sh").is_file()
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assert temp_new.joinpath("test1/script.sh").stat().st_mode == 33261
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assert temp_new.joinpath("README.md").is_file()
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def test_create_ecrypted_tar():
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"""Test to create a tar file with encryption."""
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with TemporaryDirectory() as temp_dir:
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temp = Path(temp_dir)
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key = os.urandom(16)
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# Prepair test folder
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temp_orig = temp.joinpath("orig")
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fixture_data = Path(__file__).parents[1].joinpath("fixtures/tar_data")
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shutil.copytree(fixture_data, temp_orig, symlinks=True)
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# Create Tarfile
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temp_tar = temp.joinpath("backup.tar")
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with SecureTarFile(temp_tar, "w", key=key) as tar_file:
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atomic_contents_add(
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tar_file, temp_orig, excludes=[], arcname=".",
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)
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assert temp_tar.exists()
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# Restore
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temp_new = temp.joinpath("new")
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with SecureTarFile(temp_tar, "r", key=key) as tar_file:
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tar_file.extractall(path=temp_new, members=tar_file)
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assert temp_new.is_dir()
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assert temp_new.joinpath("test_symlink").is_symlink()
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assert temp_new.joinpath("test1").is_dir()
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assert temp_new.joinpath("test1/script.sh").is_file()
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assert temp_new.joinpath("test1/script.sh").stat().st_mode == 33261
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assert temp_new.joinpath("README.md").is_file()
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