review fixes

.github/workflows/setup.sh

@@ -10,7 +10,7 @@ echo -e '[arcanisrepo]\nServer = https://repo.arcanis.me/$arch\nSigLevel = Never
 # refresh the image
 pacman -Syyu --noconfirm
 # main dependencies
-pacman -S --noconfirm devtools git pyalpm python-bcrypt python-inflection python-pyelftools python-requests python-systemd sudo
+pacman -S --noconfirm devtools git pyalpm python-bcrypt python-filelock python-inflection python-pyelftools python-requests python-systemd sudo
 # make dependencies
 pacman -S --noconfirm --asdeps base-devel python-build python-flit python-installer python-tox python-wheel
 # optional dependencies

docker/Dockerfile

@@ -24,7 +24,8 @@ RUN pacman -S --noconfirm --asdeps \
         devtools \
         git \
         pyalpm \
-        python-bcrypt  \
+        python-bcrypt \
+        python-filelock \
         python-inflection \
         python-pyelftools \
         python-requests \

package/archlinux/PKGBUILD

@@ -8,7 +8,7 @@ pkgdesc="ArcH linux ReposItory MANager"
 arch=('any')
 url="https://ahriman.readthedocs.io/"
 license=('GPL-3.0-or-later')
-depends=('devtools>=1:1.0.0' 'git' 'pyalpm' 'python-bcrypt' 'python-inflection' 'python-pyelftools' 'python-requests')
+depends=('devtools>=1:1.0.0' 'git' 'pyalpm' 'python-bcrypt' 'python-filelock' 'python-inflection' 'python-pyelftools' 'python-requests')
 makedepends=('python-build' 'python-flit' 'python-installer' 'python-wheel')
 source=("https://github.com/arcan1s/ahriman/releases/download/$pkgver/$pkgbase-$pkgver.tar.gz"
         "$pkgbase.sysusers"

pyproject.toml

@@ -18,6 +18,7 @@ authors = [
 
 dependencies = [
     "bcrypt",
+    "filelock",
     "inflection",
     "pyelftools",
     "requests",

src/ahriman/application/handlers/tree_migrate.py

@@ -50,7 +50,7 @@ class TreeMigrate(Handler):
         target_tree.tree_create()
         # perform migration
         TreeMigrate.tree_move(current_tree, target_tree)
-        TreeMigrate.fix_symlinks(target_tree)
+        TreeMigrate.symlinks_fix(target_tree)
 
     @staticmethod
     def _set_service_tree_migrate_parser(root: SubParserAction) -> argparse.ArgumentParser:
@@ -69,7 +69,7 @@ class TreeMigrate(Handler):
         return parser
 
     @staticmethod
-    def fix_symlinks(paths: RepositoryPaths) -> None:
+    def symlinks_fix(paths: RepositoryPaths) -> None:
         """
         fix package archive symlinks
 

src/ahriman/core/alpm/repo.py

@@ -59,22 +59,15 @@ class Repo(LazyLogging):
         """
         return self.root / f"{self.name}.db.tar.gz"
 
-    def add(self, path: Path, *, remove: bool = True) -> None:
+    def add(self, path: Path) -> None:
         """
         add new package to repository
 
         Args:
             path(Path): path to archive to add
-            remove(bool, optional): whether to remove old packages or not (Default value = True)
         """
-        command = ["repo-add", *self.sign_args]
-        if remove:
-            command.extend(["--remove"])
-        command.extend([str(self.repo_path), str(path)])
-
-        # add to repository
         check_output(
-            *command,
+            "repo-add", *self.sign_args, "--remove", str(self.repo_path), str(path),
             exception=BuildError.from_process(path.name),
             cwd=self.root,
             logger=self.logger,
@@ -97,7 +90,7 @@ class Repo(LazyLogging):
             filename(Path): package filename to remove
         """
         # remove package and signature (if any) from filesystem
-        for full_path in self.root.glob(f"**/{filename.name}*"):
+        for full_path in self.root.glob(f"{filename.name}*"):
             full_path.unlink()
 
         # remove package from registry

src/ahriman/core/archive/archive_tree.py

@@ -24,7 +24,7 @@ from pathlib import Path
 
 from ahriman.core.alpm.repo import Repo
 from ahriman.core.log import LazyLogging
-from ahriman.core.utils import symlink_relative, utcnow, walk
+from ahriman.core.utils import package_like, symlink_relative, utcnow, walk
 from ahriman.models.package import Package
 from ahriman.models.package_description import PackageDescription
 from ahriman.models.repository_paths import RepositoryPaths
@@ -97,8 +97,9 @@ class ArchiveTree(LazyLogging):
             parents = [repository] + list(repository.parents[:-1])
             for parent in parents:
                 path = root / parent
-                if not list(path.iterdir()):
+                if list(path.iterdir()):
-                    path.rmdir()
+                    continue  # directory is not empty
+                path.rmdir()
 
     def repository_for(self, date: datetime.date | None = None) -> Path:
         """
@@ -156,6 +157,8 @@ class ArchiveTree(LazyLogging):
             if self.repository_id.name != name or self.repository_id.architecture != architecture:
                 continue  # we only process same name repositories
 
+            if not package_like(path):
+                continue
             if not path.is_symlink():
                 continue  # find symlinks only
             if path.exists():

src/ahriman/core/database/migrations/m016_archive.py

@@ -79,8 +79,8 @@ def move_packages(repository_paths: RepositoryPaths, pacman: Pacman) -> None:
             artifacts.append(signature)
 
         for source in artifacts:
+            target = repository_paths.ensure_exists(repository_paths.archive_for(package.base)) / source.name
             # move package to the archive directory
-            target = repository_paths.archive_for(package.base) / source.name
             atomic_move(source, target)
             # create symlink to the archive
             symlink_relative(source, target)

src/ahriman/core/repository/executor.py

@@ -19,7 +19,8 @@
 #
 import shutil
 
-from collections.abc import Iterable, Iterator
+from collections.abc import Iterable
+from filelock import FileLock
 from pathlib import Path
 from tempfile import TemporaryDirectory
 
@@ -27,7 +28,7 @@ from ahriman.core.build_tools.package_archive import PackageArchive
 from ahriman.core.build_tools.task import Task
 from ahriman.core.repository.cleaner import Cleaner
 from ahriman.core.repository.package_info import PackageInfo
-from ahriman.core.utils import atomic_move, filelock, package_like, safe_filename, symlink_relative
+from ahriman.core.utils import atomic_move, list_flatmap, package_like, safe_filename, symlink_relative
 from ahriman.models.changes import Changes
 from ahriman.models.event import EventType
 from ahriman.models.package import Package
@@ -41,35 +42,34 @@ class Executor(PackageInfo, Cleaner):
     trait for common repository update processes
     """
 
-    def _archive_lookup(self, package: Package) -> Iterator[Path]:
+    def _archive_lookup(self, package: Package) -> list[Path]:
         """
         check if there is a rebuilt package already
 
         Args:
             package(Package): package to check
 
-        Yields:
+        Returns:
-            Path: list of built packages and signatures if available, empty list otherwise
+            list[Path]: list of built packages and signatures if available, empty list otherwise
         """
         archive = self.paths.archive_for(package.base)
+        if not archive.is_dir():
+            return []
 
-        # find all packages which have same version
+        for path in filter(package_like, archive.iterdir()):
-        same_version = [
+            # check if package version is the same
-            built
+            built = Package.from_archive(path, self.pacman)
-            for path in filter(package_like, archive.iterdir())
+            if built.version != package.version:
-            if (built := Package.from_archive(path, self.pacman)).version == package.version
+                continue
-        ]
-        # no packages of the same version found
-        if not same_version:
-            return
 
-        packages = [single for built in same_version for single in built.packages.values()]
+            packages = built.packages.values()
-        # all packages must be either any or same architecture
+            # all packages must be either any or same architecture
-        if not all(single.architecture in ("any", self.architecture) for single in packages):
+            if not all(single.architecture in ("any", self.architecture) for single in packages):
-            return
+                continue
 
-        for single in packages:
+            return list_flatmap(packages, lambda single: archive.glob(f"{single.filename}*"))
-            yield from archive.glob(f"{single.filename}*")
+
+        return []
 
     def _archive_rename(self, description: PackageDescription, package_base: str) -> None:
         """
@@ -112,7 +112,7 @@ class Executor(PackageInfo, Cleaner):
             self.logger.info("using prebuilt packages for %s-%s", loaded_package.base, loaded_package.version)
             built = []
             for artifact in prebuilt:
-                with filelock(artifact):
+                with FileLock(artifact.with_name(f".{artifact.name}.lock")):
                     shutil.copy(artifact, path)
                 built.append(path / artifact.name)
         else:
@@ -169,7 +169,7 @@ class Executor(PackageInfo, Cleaner):
         files = self.sign.process_sign_package(full_path, packager_key)
 
         for src in files:
-            dst = self.paths.archive_for(package_base) / src.name
+            dst = self.paths.ensure_exists(self.paths.archive_for(package_base)) / src.name
             atomic_move(src, dst)  # move package to archive directory
             if not (symlink := self.paths.repository / dst.name).exists():
                 symlink_relative(symlink, dst)  # create link to archive

src/ahriman/core/utils.py

@@ -18,9 +18,7 @@
 # along with this program. If not, see <http://www.gnu.org/licenses/>.
 #
 # pylint: disable=too-many-lines
-import contextlib
 import datetime
-import fcntl
 import io
 import itertools
 import logging
@@ -33,6 +31,7 @@ import subprocess
 from collections.abc import Callable, Iterable, Iterator, Mapping
 from dataclasses import asdict
 from enum import Enum
+from filelock import FileLock
 from pathlib import Path
 from pwd import getpwuid
 from typing import Any, IO, TypeVar
@@ -48,7 +47,6 @@ __all__ = [
     "dataclass_view",
     "enum_values",
     "extract_user",
-    "filelock",
     "filter_json",
     "full_version",
     "list_flatmap",
@@ -89,7 +87,7 @@ def atomic_move(src: Path, dst: Path) -> None:
 
             >>> atomic_move(src, dst)
     """
-    with filelock(dst):
+    with FileLock(dst.with_name(f".{dst.name}.lock")):
         shutil.move(src, dst)
 
 
@@ -264,29 +262,6 @@ def extract_user() -> str | None:
     return os.getenv("SUDO_USER") or os.getenv("DOAS_USER") or os.getenv("USER")
 
 
-@contextlib.contextmanager
-def filelock(path: Path) -> Iterator[None]:
-    """
-    lock on file passed as argument
-
-    Args:
-        path(Path): path object on which lock must be performed
-    """
-    lock_path = path.with_name(f".{path.name}")
-    try:
-        with lock_path.open("ab") as lock_file:
-            fd = lock_file.fileno()
-            try:
-                fcntl.flock(fd, fcntl.LOCK_EX)  # lock file and wait lock is until available
-                yield
-            finally:
-                fcntl.flock(fd, fcntl.LOCK_UN)  # unlock file first
-    finally:
-        # remove lock file at the end
-        # there might be a race condition here, but we don't care about this case
-        lock_path.unlink(missing_ok=True)
-
-
 def filter_json(source: dict[str, Any], known_fields: Iterable[str]) -> dict[str, Any]:
     """
     filter json object by fields used for json-to-object conversion
@@ -327,7 +302,7 @@ def full_version(epoch: str | int | None, pkgver: str, pkgrel: str) -> str:
     return f"{prefix}{pkgver}-{pkgrel}"
 
 
-def list_flatmap(source: Iterable[T], extractor: Callable[[T], list[R]]) -> list[R]:
+def list_flatmap(source: Iterable[T], extractor: Callable[[T], Iterable[R]]) -> list[R]:
     """
     extract elements from list of lists, flatten them and apply ``extractor``
 

src/ahriman/models/repository_paths.py

@@ -228,12 +228,7 @@ class RepositoryPaths(LazyLogging):
         Returns:
             Path: path to archive directory for package base
         """
-        directory = self.archive / "packages" / package_base[0] / package_base
+        return self.archive / "packages" / package_base[0] / package_base
-        if not directory.is_dir():  # create if not exists
-            with self.preserve_owner():
-                directory.mkdir(mode=0o755, parents=True)
-
-        return directory
 
     def cache_for(self, package_base: str) -> Path:
         """
@@ -247,6 +242,27 @@ class RepositoryPaths(LazyLogging):
         """
         return self.cache / package_base
 
+    def ensure_exists(self, directory: Path) -> Path:
+        """
+        get path based on ``directory`` callable provided and ensure it exists
+
+        Args:
+            directory(Path): path to directory to check
+
+        Returns:
+            Path: original path based on extractor provided. Directory will always exist
+
+        Examples:
+            This method calls directory accessor and then checks if there is a directory and - otherwise - creates it::
+
+                >>> paths.ensure_exists(paths.archive_for(package_base))
+        """
+        if not directory.is_dir():
+            with self.preserve_owner():
+                directory.mkdir(mode=0o755, parents=True)
+
+        return directory
+
     @contextlib.contextmanager
     def preserve_owner(self) -> Iterator[None]:
         """
@@ -303,13 +319,12 @@ class RepositoryPaths(LazyLogging):
         if self.repository_id.is_empty:
             return  # do not even try to create tree in case if no repository id set
 
-        with self.preserve_owner():
+        for directory in (
-            for directory in (
+            self.archive,
-                    self.archive,
+            self.cache,
-                    self.cache,
+            self.chroot,
-                    self.chroot,
+            self.packages,
-                    self.packages,
+            self.pacman,
-                    self.pacman,
+            self.repository,
-                    self.repository,
+        ):
-            ):
+            self.ensure_exists(directory)
-                directory.mkdir(mode=0o755, parents=True, exist_ok=True)

tests/ahriman/application/handlers/test_handler_tree_migrate.py

@@ -17,7 +17,7 @@ def test_run(args: argparse.Namespace, configuration: Configuration, mocker: Moc
     """
     tree_create_mock = mocker.patch("ahriman.models.repository_paths.RepositoryPaths.tree_create")
     application_mock = mocker.patch("ahriman.application.handlers.tree_migrate.TreeMigrate.tree_move")
-    symlinks_mock = mocker.patch("ahriman.application.handlers.tree_migrate.TreeMigrate.fix_symlinks")
+    symlinks_mock = mocker.patch("ahriman.application.handlers.tree_migrate.TreeMigrate.symlinks_fix")
     _, repository_id = configuration.check_loaded()
     old_paths = configuration.repository_paths
     new_paths = RepositoryPaths(old_paths.root, old_paths.repository_id, _force_current_tree=True)
@@ -28,11 +28,10 @@ def test_run(args: argparse.Namespace, configuration: Configuration, mocker: Moc
     symlinks_mock.assert_called_once_with(new_paths)
 
 
-def test_fix_symlinks(repository_paths: RepositoryPaths, package_ahriman: Package, mocker: MockerFixture) -> None:
+def test_symlinks_fix(repository_paths: RepositoryPaths, package_ahriman: Package, mocker: MockerFixture) -> None:
     """
     must replace symlinks during migration
     """
-    mocker.patch("ahriman.models.repository_paths.RepositoryPaths.preserve_owner")
     mocker.patch("ahriman.application.handlers.tree_migrate.walk", side_effect=[
         [
             repository_paths.archive_for(package_ahriman.base) / "file",
@@ -47,7 +46,7 @@ def test_fix_symlinks(repository_paths: RepositoryPaths, package_ahriman: Packag
     unlink_mock = mocker.patch("pathlib.Path.unlink")
     symlink_mock = mocker.patch("pathlib.Path.symlink_to")
 
-    TreeMigrate.fix_symlinks(repository_paths)
+    TreeMigrate.symlinks_fix(repository_paths)
     unlink_mock.assert_called_once_with()
     symlink_mock.assert_called_once_with(
         Path("..") /

tests/ahriman/core/alpm/test_repo.py

@@ -35,17 +35,6 @@ def test_repo_add(repo: Repo, mocker: MockerFixture) -> None:
     assert "--remove" in check_output_mock.call_args[0]
 
 
-def test_repo_add_no_remove(repo: Repo, mocker: MockerFixture) -> None:
-    """
-    must call repo-add without remove flag
-    """
-    check_output_mock = mocker.patch("ahriman.core.alpm.repo.check_output")
-
-    repo.add(Path("path"), remove=False)
-    check_output_mock.assert_called_once()  # it will be checked later
-    assert "--remove" not in check_output_mock.call_args[0]
-
-
 def test_repo_init(repo: Repo, mocker: MockerFixture) -> None:
     """
     must call repo-add with empty package list on repo initializing

tests/ahriman/core/archive/test_archive_tree.py

@@ -109,6 +109,7 @@ def test_symlinks_fix(archive_tree: ArchiveTree, mocker: MockerFixture) -> None:
         archive_tree.repository_for() / filename
         for filename in (
             "symlink-1.0.0-1-x86_64.pkg.tar.zst",
+            "symlink-1.0.0-1-x86_64.pkg.tar.zst.sig",
             "broken_symlink-1.0.0-1-x86_64.pkg.tar.zst",
             "file-1.0.0-1-x86_64.pkg.tar.zst",
         )

tests/ahriman/core/repository/test_executor.py

@@ -19,7 +19,7 @@ def test_archive_lookup(executor: Executor, package_ahriman: Package, package_py
     """
     must existing packages which match the version
     """
-    mocker.patch("ahriman.models.repository_paths.RepositoryPaths.preserve_owner")
+    mocker.patch("pathlib.Path.is_dir", return_value=True)
     mocker.patch("pathlib.Path.iterdir", return_value=[
         Path("1.pkg.tar.zst"),
         Path("2.pkg.tar.zst"),
@@ -40,7 +40,7 @@ def test_archive_lookup_version_mismatch(executor: Executor, package_ahriman: Pa
     """
     must return nothing if no packages found with the same version
     """
-    mocker.patch("ahriman.models.repository_paths.RepositoryPaths.preserve_owner")
+    mocker.patch("pathlib.Path.is_dir", return_value=True)
     mocker.patch("pathlib.Path.iterdir", return_value=[
         Path("1.pkg.tar.zst"),
     ])
@@ -55,8 +55,8 @@ def test_archive_lookup_architecture_mismatch(executor: Executor, package_ahrima
     must return nothing if architecture doesn't match
     """
     package_ahriman.packages[package_ahriman.base].architecture = "x86_64"
+    mocker.patch("pathlib.Path.is_dir", return_value=True)
     mocker.patch("ahriman.core.repository.executor.Executor.architecture", return_value="i686")
-    mocker.patch("ahriman.models.repository_paths.RepositoryPaths.preserve_owner")
     mocker.patch("pathlib.Path.iterdir", return_value=[
         Path("1.pkg.tar.zst"),
     ])
@@ -65,6 +65,17 @@ def test_archive_lookup_architecture_mismatch(executor: Executor, package_ahrima
     assert list(executor._archive_lookup(package_ahriman)) == []
 
 
+def test_archive_lookup_no_archive_directory(
+        executor: Executor,
+        package_ahriman: Package,
+        mocker: MockerFixture) -> None:
+    """
+    must return nothing if no archive directory found
+    """
+    mocker.patch("pathlib.Path.is_dir", return_value=False)
+    assert list(executor._archive_lookup(package_ahriman)) == []
+
+
 def test_archive_rename(executor: Executor, package_ahriman: Package, mocker: MockerFixture) -> None:
     """
     must correctly remove package archive

tests/ahriman/core/test_utils.py

@@ -1,5 +1,4 @@
 import datetime
-import fcntl
 import logging
 import os
 import pytest
@@ -21,11 +20,11 @@ def test_atomic_move(mocker: MockerFixture) -> None:
     """
     must move file with locking
     """
-    filelock_mock = mocker.patch("ahriman.core.utils.filelock")
+    filelock_mock = mocker.patch("ahriman.core.utils.FileLock")
     move_mock = mocker.patch("shutil.move")
 
     atomic_move(Path("source"), Path("destination"))
-    filelock_mock.assert_called_once_with(Path("destination"))
+    filelock_mock.assert_called_once_with(Path(".destination.lock"))
     move_mock.assert_called_once_with(Path("source"), Path("destination"))
 
 
@@ -248,53 +247,6 @@ def test_extract_user() -> None:
     assert extract_user() == "doas"
 
 
-def test_filelock(mocker: MockerFixture) -> None:
-    """
-    must perform file locking
-    """
-    lock_mock = mocker.patch("fcntl.flock")
-    open_mock = mocker.patch("pathlib.Path.open", autospec=True)
-    unlink_mock = mocker.patch("pathlib.Path.unlink")
-
-    with filelock(Path("local")):
-        pass
-    open_mock.assert_called_once_with(Path(".local"), "ab")
-    lock_mock.assert_has_calls([
-        MockCall(pytest.helpers.anyvar(int), fcntl.LOCK_EX),
-        MockCall(pytest.helpers.anyvar(int), fcntl.LOCK_UN),
-    ])
-    unlink_mock.assert_called_once_with(missing_ok=True)
-
-
-def test_filelock_remove_lock(mocker: MockerFixture) -> None:
-    """
-    must remove lock file in case of exception
-    """
-    mocker.patch("pathlib.Path.open", side_effect=Exception)
-    unlink_mock = mocker.patch("pathlib.Path.unlink")
-
-    with pytest.raises(Exception):
-        with filelock(Path("local")):
-            pass
-    unlink_mock.assert_called_once_with(missing_ok=True)
-
-
-def test_filelock_unlock(mocker: MockerFixture) -> None:
-    """
-    must unlock file in case of exception
-    """
-    mocker.patch("pathlib.Path.open")
-    lock_mock = mocker.patch("fcntl.flock")
-
-    with pytest.raises(Exception):
-        with filelock(Path("local")):
-            raise Exception
-    lock_mock.assert_has_calls([
-        MockCall(pytest.helpers.anyvar(int), fcntl.LOCK_EX),
-        MockCall(pytest.helpers.anyvar(int), fcntl.LOCK_UN),
-    ])
-
-
 def test_filter_json(package_ahriman: Package) -> None:
     """
     must filter fields by known list

tests/ahriman/models/test_repository_paths.py

@@ -185,28 +185,14 @@ def test_known_repositories_empty(repository_paths: RepositoryPaths, mocker: Moc
     iterdir_mock.assert_not_called()
 
 
-def test_archive_for(repository_paths: RepositoryPaths, package_ahriman: Package, mocker: MockerFixture) -> None:
+def test_archive_for(repository_paths: RepositoryPaths, package_ahriman: Package) -> None:
     """
     must correctly define archive path
     """
-    mocker.patch("pathlib.Path.is_dir", return_value=True)
     path = repository_paths.archive_for(package_ahriman.base)
     assert path == repository_paths.archive / "packages" / "a" / package_ahriman.base
 
 
-def test_archive_for_create_tree(repository_paths: RepositoryPaths, package_ahriman: Package,
-                                 mocker: MockerFixture) -> None:
-    """
-    must create archive directory if it doesn't exist
-    """
-    owner_mock = mocker.patch("ahriman.models.repository_paths.RepositoryPaths.preserve_owner")
-    mkdir_mock = mocker.patch("pathlib.Path.mkdir")
-
-    repository_paths.archive_for(package_ahriman.base)
-    owner_mock.assert_called_once_with()
-    mkdir_mock.assert_called_once_with(mode=0o755, parents=True)
-
-
 def test_cache_for(repository_paths: RepositoryPaths, package_ahriman: Package) -> None:
     """
     must return correct path for cache directory
@@ -216,6 +202,29 @@ def test_cache_for(repository_paths: RepositoryPaths, package_ahriman: Package)
     assert path.parent == repository_paths.cache
 
 
+def test_ensure_exists(repository_paths: RepositoryPaths, mocker: MockerFixture) -> None:
+    """
+    must create directory if it doesn't exist
+    """
+    owner_guard_mock = mocker.patch("ahriman.models.repository_paths.RepositoryPaths.preserve_owner")
+    mkdir_mock = mocker.patch("pathlib.Path.mkdir")
+
+    repository_paths.ensure_exists(repository_paths.archive)
+    owner_guard_mock.assert_called_once_with()
+    mkdir_mock.assert_called_once_with(mode=0o755, parents=True)
+
+
+def test_ensure_exists_skip(repository_paths: RepositoryPaths, mocker: MockerFixture) -> None:
+    """
+    must do not create directory if it already exists
+    """
+    mocker.patch("pathlib.Path.is_dir", return_value=True)
+    mkdir_mock = mocker.patch("pathlib.Path.mkdir")
+
+    repository_paths.ensure_exists(repository_paths.archive)
+    mkdir_mock.assert_not_called()
+
+
 def test_preserve_owner(tmp_path: Path, repository_id: RepositoryId, mocker: MockerFixture) -> None:
     """
     must preserve file owner during operations
@@ -305,8 +314,12 @@ def test_tree_create(repository_paths: RepositoryPaths, mocker: MockerFixture) -
     owner_guard_mock = mocker.patch("ahriman.models.repository_paths.RepositoryPaths.preserve_owner")
 
     repository_paths.tree_create()
-    mkdir_mock.assert_has_calls([MockCall(mode=0o755, parents=True, exist_ok=True) for _ in paths], any_order=True)
+    mkdir_mock.assert_has_calls([MockCall(mode=0o755, parents=True) for _ in paths], any_order=True)
-    owner_guard_mock.assert_called_once_with()
+    owner_guard_mock.assert_has_calls([
+        MockCall(),
+        MockCall().__enter__(),
+        MockCall().__exit__(None, None, None)
+    ] * len(paths))
 
 
 def test_tree_create_skip(mocker: MockerFixture) -> None: