juc500 정상동작
This commit is contained in:
Macbook
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from __future__ import annotations
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from .acquire import get_wheel, pip_wheel_env_run
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from .util import Version, Wheel
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__all__ = [
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"Version",
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"Wheel",
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"get_wheel",
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"pip_wheel_env_run",
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]
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"""Bootstrap."""
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from __future__ import annotations
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import logging
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import re
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import sys
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from operator import eq, lt
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from pathlib import Path
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from subprocess import PIPE, CalledProcessError, Popen
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from typing import TYPE_CHECKING
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from .bundle import from_bundle
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from .periodic_update import add_wheel_to_update_log
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from .util import Version, Wheel, discover_wheels
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if TYPE_CHECKING:
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from virtualenv.app_data.base import AppData
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LOGGER = logging.getLogger(__name__)
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# PEP 503 normalized distribution name. Anything outside this character set on the way to ``pip download`` means
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# somebody is smuggling pip options or extras, so reject it before we build the command line.
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_DISTRIBUTION_RE = re.compile(
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r"""
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^
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(?P<name>
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[A-Za-z0-9] # must start with an alnum
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(?:[A-Za-z0-9._-]* # inner chars: alnum plus . _ -
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[A-Za-z0-9])? # must also end with an alnum (unless length is 1)
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)
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$
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""",
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re.VERBOSE,
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)
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# Version specifier that matches what ``Version.as_version_spec`` emits: either empty, ``==<ver>`` or ``<<ver>`` where
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# ``<ver>`` is a subset of PEP 440 public versions. Kept deliberately strict so a crafted version cannot inject pip
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# flags.
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_VERSION_SPEC_RE = re.compile(
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r"""
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^
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(?P<operator>==|<) # only the operators Version.as_version_spec can emit
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(?P<version>[A-Za-z0-9._+!-]+) # PEP 440 public-version character set, no whitespace
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$
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""",
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re.VERBOSE,
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)
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def get_wheel( # noqa: PLR0913
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distribution: str,
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version: str | None,
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for_py_version: str,
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search_dirs: list[Path],
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download: bool,
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app_data: AppData,
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do_periodic_update: bool,
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env: dict[str, str],
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) -> Wheel | None:
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"""Get a wheel with the given distribution-version-for_py_version trio, by using the extra search dir + download."""
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# not all wheels are compatible with all python versions, so we need to py version qualify it
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wheel = None
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if not download or version != Version.bundle:
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# 1. acquire from bundle
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wheel = from_bundle(distribution, version, for_py_version, search_dirs, app_data, do_periodic_update, env)
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if download and wheel is None and version != Version.embed:
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# 2. download from the internet
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wheel = download_wheel(
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distribution=distribution,
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version_spec=Version.as_version_spec(version),
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for_py_version=for_py_version,
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search_dirs=search_dirs,
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app_data=app_data,
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to_folder=app_data.house,
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env=env,
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)
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if wheel is not None and app_data.can_update:
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add_wheel_to_update_log(wheel, for_py_version, app_data)
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return wheel
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def download_wheel( # noqa: PLR0913
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distribution: str,
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version_spec: str | None,
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for_py_version: str,
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search_dirs: list[Path],
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app_data: AppData,
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to_folder: Path,
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env: dict[str, str],
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) -> Wheel:
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"""Invoke ``pip download`` in a subprocess to fetch a seed wheel.
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:param distribution: PEP 503 normalized project name; rejected if it contains anything other than
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``[A-Za-z0-9._-]``.
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:param version_spec: optional version specifier of the form ``==<ver>`` or ``<<ver>`` as emitted by
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:func:`Version.as_version_spec`, or ``None``/empty for the latest compatible release.
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:param for_py_version: major.minor Python version to pass through to ``pip --python-version``.
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:param search_dirs: additional directories to treat as a local wheel index when bootstrapping pip.
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:param app_data: application data store used to locate the embedded pip wheel.
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:param to_folder: directory the downloaded wheel is written into.
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:param env: environment mapping passed through to the subprocess.
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:returns: the downloaded :class:`Wheel`.
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:raises ValueError: if ``distribution`` or ``version_spec`` fail the strict allow-list check.
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:raises CalledProcessError: if ``pip download`` exits with a non-zero status.
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"""
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_check_distribution(distribution)
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_check_version_spec(version_spec)
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to_download = f"{distribution}{version_spec or ''}"
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LOGGER.debug("download wheel %s %s to %s", to_download, for_py_version, to_folder)
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cmd = [
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sys.executable,
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"-m",
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"pip",
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"download",
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"--progress-bar",
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"off",
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"--disable-pip-version-check",
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"--only-binary=:all:",
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"--no-deps",
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"--python-version",
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for_py_version,
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"-d",
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str(to_folder),
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to_download,
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]
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# pip has no interface in python - must be a new sub-process
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env = pip_wheel_env_run(search_dirs, app_data, env)
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process = Popen(cmd, env=env, stdout=PIPE, stderr=PIPE, universal_newlines=True, encoding="utf-8")
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out, err = process.communicate()
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if process.returncode != 0:
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kwargs = {"output": out, "stderr": err}
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raise CalledProcessError(process.returncode, cmd, **kwargs)
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result = _find_downloaded_wheel(distribution, version_spec, for_py_version, to_folder, out)
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LOGGER.debug("downloaded wheel %s", result.name) # ty: ignore[unresolved-attribute]
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return result # ty: ignore[invalid-return-type]
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def _find_downloaded_wheel(
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distribution: str, version_spec: str | None, for_py_version: str, to_folder: Path, out: str
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) -> Wheel | None:
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for line in out.splitlines():
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stripped_line = line.lstrip()
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for marker in ("Saved ", "File was already downloaded "):
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if stripped_line.startswith(marker):
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return Wheel(Path(stripped_line[len(marker) :]).absolute())
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# if for some reason the output does not match fallback to the latest version with that spec
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return find_compatible_in_house(distribution, version_spec, for_py_version, to_folder)
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def find_compatible_in_house(
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distribution: str, version_spec: str | None, for_py_version: str, in_folder: Path
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) -> Wheel | None:
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wheels = discover_wheels(in_folder, distribution, None, for_py_version)
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start, end = 0, len(wheels)
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if version_spec is not None and version_spec:
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if version_spec.startswith("<"):
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from_pos, op = 1, lt
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elif version_spec.startswith("=="):
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from_pos, op = 2, eq
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else:
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raise ValueError(version_spec)
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version = Wheel.as_version_tuple(version_spec[from_pos:])
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start = next((at for at, w in enumerate(wheels) if op(w.version_tuple, version)), len(wheels))
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return None if start == end else wheels[start]
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def pip_wheel_env_run(search_dirs: list[Path], app_data: AppData, env: dict[str, str]) -> dict[str, str]:
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env = env.copy()
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env.update({"PIP_USE_WHEEL": "1", "PIP_USER": "0", "PIP_NO_INPUT": "1", "PYTHONIOENCODING": "utf-8"})
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wheel = get_wheel(
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distribution="pip",
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version=None,
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for_py_version=f"{sys.version_info.major}.{sys.version_info.minor}",
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search_dirs=search_dirs,
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download=False,
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app_data=app_data,
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do_periodic_update=False,
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env=env,
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)
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if wheel is None:
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msg = "could not find the embedded pip"
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raise RuntimeError(msg)
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env["PYTHONPATH"] = str(wheel.path)
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return env
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def _check_distribution(distribution: str) -> None:
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if not _DISTRIBUTION_RE.fullmatch(distribution):
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msg = f"refusing to download wheel for suspicious distribution name: {distribution!r}"
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raise ValueError(msg)
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def _check_version_spec(version_spec: str | None) -> None:
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if not version_spec:
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return
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if not _VERSION_SPEC_RE.fullmatch(version_spec):
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msg = f"refusing to download wheel with suspicious version spec: {version_spec!r}"
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raise ValueError(msg)
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__all__ = [
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"download_wheel",
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"get_wheel",
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"pip_wheel_env_run",
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]
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@@ -0,0 +1,65 @@
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from __future__ import annotations
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from typing import TYPE_CHECKING
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from virtualenv.seed.wheels.embed import get_embed_wheel
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from .periodic_update import periodic_update
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from .util import Version, Wheel, discover_wheels
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if TYPE_CHECKING:
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from pathlib import Path
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from virtualenv.app_data.base import AppData
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def from_bundle( # noqa: PLR0913
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distribution: str,
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version: str | None,
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for_py_version: str,
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search_dirs: list[Path],
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app_data: AppData,
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do_periodic_update: bool,
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env: dict[str, str],
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) -> Wheel | None:
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"""Load the bundled wheel to a cache directory."""
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of_version = Version.of_version(version)
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wheel = load_embed_wheel(app_data, distribution, for_py_version, of_version)
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if version != Version.embed:
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# 2. check if we have upgraded embed
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if app_data.can_update:
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per = do_periodic_update
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wheel = periodic_update(distribution, of_version, for_py_version, wheel, search_dirs, app_data, per, env)
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# 3. acquire from extra search dir
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found_wheel = from_dir(distribution, of_version, for_py_version, search_dirs)
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if found_wheel is not None and (wheel is None or found_wheel.version_tuple > wheel.version_tuple):
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wheel = found_wheel
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return wheel
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def load_embed_wheel(app_data: AppData, distribution: str, for_py_version: str, version: str | None) -> Wheel | None:
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wheel = get_embed_wheel(distribution, for_py_version)
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if wheel is not None:
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version_match = version == wheel.version
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if version is None or version_match:
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with app_data.ensure_extracted(wheel.path, lambda: app_data.house) as wheel_path: # ty: ignore[invalid-argument-type]
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wheel = Wheel(wheel_path)
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else: # if version does not match ignore
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wheel = None
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return wheel
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def from_dir(distribution: str, version: str | None, for_py_version: str, directories: list[Path]) -> Wheel | None:
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"""Load a compatible wheel from a given folder."""
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for folder in directories:
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for wheel in discover_wheels(folder, distribution, version, for_py_version):
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return wheel
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return None
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__all__ = [
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"from_bundle",
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"load_embed_wheel",
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]
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+135
@@ -0,0 +1,135 @@
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from __future__ import annotations
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import hashlib
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import zipfile
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from pathlib import Path
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from virtualenv.info import IS_ZIPAPP, ROOT
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from virtualenv.seed.wheels.util import Wheel
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BUNDLE_FOLDER = Path(__file__).absolute().parent
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BUNDLE_SUPPORT = {
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"3.9": {
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"pip": "pip-26.0.1-py3-none-any.whl",
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"setuptools": "setuptools-82.0.1-py3-none-any.whl",
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},
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"3.10": {
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"pip": "pip-26.1.2-py3-none-any.whl",
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"setuptools": "setuptools-83.0.0-py3-none-any.whl",
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},
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"3.11": {
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"pip": "pip-26.1.2-py3-none-any.whl",
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"setuptools": "setuptools-83.0.0-py3-none-any.whl",
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},
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"3.12": {
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"pip": "pip-26.1.2-py3-none-any.whl",
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"setuptools": "setuptools-83.0.0-py3-none-any.whl",
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},
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"3.13": {
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"pip": "pip-26.1.2-py3-none-any.whl",
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"setuptools": "setuptools-83.0.0-py3-none-any.whl",
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},
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"3.14": {
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"pip": "pip-26.1.2-py3-none-any.whl",
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"setuptools": "setuptools-83.0.0-py3-none-any.whl",
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},
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"3.15": {
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"pip": "pip-26.1.2-py3-none-any.whl",
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"setuptools": "setuptools-83.0.0-py3-none-any.whl",
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},
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"3.16": {
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"pip": "pip-26.1.2-py3-none-any.whl",
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"setuptools": "setuptools-83.0.0-py3-none-any.whl",
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},
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}
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MAX = next(reversed(BUNDLE_SUPPORT))
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MIN = next(iter(BUNDLE_SUPPORT))
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def _release_tuple(version: str) -> tuple[int, ...]:
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return tuple(int(part) for part in version.split("."))
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# oldest target Python version virtualenv still bundles seed wheels for; anything below this has no embedded pip
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OLDEST_SUPPORTED = _release_tuple(MIN)
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# SHA-256 of every bundled wheel. Verified on load so a corrupted or tampered wheel on disk fails loud instead of
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# being handed to pip. Generated together with ``BUNDLE_SUPPORT`` by ``tasks/upgrade_wheels.py``.
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BUNDLE_SHA256 = {
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"pip-26.0.1-py3-none-any.whl": "bdb1b08f4274833d62c1aa29e20907365a2ceb950410df15fc9521bad440122b",
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"pip-26.1.2-py3-none-any.whl": "382ff9f685ee3bc25864f820aa50505825f10f5458ffff07e30a6d96e5715cab",
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"setuptools-82.0.1-py3-none-any.whl": "a59e362652f08dcd477c78bb6e7bd9d80a7995bc73ce773050228a348ce2e5bb",
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"setuptools-83.0.0-py3-none-any.whl": "29b23c360f22f414dc7336bb39178cc7bcbf6021ed2733cde173f09dba19abb3",
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}
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_VERIFIED_WHEELS: set[str] = set()
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def get_embed_wheel(distribution: str, for_py_version: str | None) -> Wheel | None:
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"""Return the bundled wheel that ships with virtualenv for a given distribution and Python version.
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:param distribution: project name of the seed package, for example ``pip`` or ``setuptools``.
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:param for_py_version: major.minor Python version string the environment will be created for, or ``None`` to use the
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newest bundle.
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:returns: a :class:`Wheel` pointing at the verified bundled file, or ``None`` when no wheel is bundled for the
|
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requested combination, including target versions below the oldest bundled one.
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||||
|
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:raises RuntimeError: if the bundled wheel on disk fails SHA-256 verification.
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||||
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||||
"""
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if for_py_version is None or _release_tuple(for_py_version) > _release_tuple(MAX):
|
||||
# no specific target, or a Python newer than anything bundled: reuse the newest bundle
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||||
mapping = BUNDLE_SUPPORT[MAX]
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else: # versions below the oldest bundled one fall through to None instead of an incompatible newer wheel
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||||
mapping = BUNDLE_SUPPORT.get(for_py_version)
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if not mapping:
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return None
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||||
wheel_file = mapping.get(distribution)
|
||||
if wheel_file is None:
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||||
return None
|
||||
path = BUNDLE_FOLDER / wheel_file
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_verify_bundled_wheel(path)
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return Wheel.from_path(path)
|
||||
|
||||
|
||||
def _verify_bundled_wheel(path: Path) -> None:
|
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name = path.name
|
||||
if name in _VERIFIED_WHEELS:
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return
|
||||
expected = BUNDLE_SHA256.get(name)
|
||||
if expected is None:
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||||
msg = f"bundled wheel {name} has no recorded sha256 in BUNDLE_SHA256"
|
||||
raise RuntimeError(msg)
|
||||
actual = _hash_bundled_wheel(path)
|
||||
if actual != expected:
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||||
msg = f"bundled wheel {name} sha256 mismatch: expected {expected}, got {actual}"
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raise RuntimeError(msg)
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||||
_VERIFIED_WHEELS.add(name)
|
||||
|
||||
|
||||
def _hash_bundled_wheel(path: Path) -> str:
|
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# ``path`` is under the package directory; when virtualenv runs from a zipapp the wheel lives inside the
|
||||
# archive and cannot be opened as a regular file, so read the bytes straight from the zipapp entry.
|
||||
digest = hashlib.sha256()
|
||||
if IS_ZIPAPP:
|
||||
entry = path.resolve().relative_to(Path(ROOT).resolve()).as_posix()
|
||||
with zipfile.ZipFile(ROOT, "r") as archive, archive.open(entry) as stream:
|
||||
for chunk in iter(lambda: stream.read(1 << 20), b""):
|
||||
digest.update(chunk)
|
||||
else:
|
||||
with path.open("rb") as stream:
|
||||
for chunk in iter(lambda: stream.read(1 << 20), b""):
|
||||
digest.update(chunk)
|
||||
return digest.hexdigest()
|
||||
|
||||
|
||||
__all__ = [
|
||||
"BUNDLE_FOLDER",
|
||||
"BUNDLE_SHA256",
|
||||
"BUNDLE_SUPPORT",
|
||||
"MAX",
|
||||
"MIN",
|
||||
"OLDEST_SUPPORTED",
|
||||
"get_embed_wheel",
|
||||
]
|
||||
BIN
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Vendored
BIN
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Vendored
BIN
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BIN
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BIN
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+473
@@ -0,0 +1,473 @@
|
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"""Periodically update bundled versions."""
|
||||
|
||||
from __future__ import annotations
|
||||
|
||||
import json
|
||||
import logging
|
||||
import os
|
||||
import ssl
|
||||
import sys
|
||||
from datetime import datetime, timedelta, timezone
|
||||
from itertools import groupby
|
||||
from pathlib import Path
|
||||
from shutil import copy2
|
||||
from subprocess import DEVNULL, Popen
|
||||
from textwrap import dedent
|
||||
from threading import Thread
|
||||
from typing import TYPE_CHECKING
|
||||
from urllib.error import URLError
|
||||
from urllib.request import urlopen
|
||||
|
||||
from virtualenv.app_data import AppDataDiskFolder
|
||||
from virtualenv.seed.wheels.embed import BUNDLE_SUPPORT
|
||||
from virtualenv.seed.wheels.util import Wheel
|
||||
from virtualenv.util.subprocess import CREATE_NO_WINDOW
|
||||
|
||||
if TYPE_CHECKING:
|
||||
from collections.abc import Generator
|
||||
|
||||
from virtualenv.app_data.base import AppData
|
||||
|
||||
LOGGER = logging.getLogger(__name__)
|
||||
GRACE_PERIOD_CI = timedelta(hours=1) # prevent version switch in the middle of a CI run
|
||||
GRACE_PERIOD_MINOR = timedelta(days=28)
|
||||
UPDATE_PERIOD = timedelta(days=14)
|
||||
UPDATE_ABORTED_DELAY = timedelta(hours=1)
|
||||
|
||||
|
||||
def periodic_update( # noqa: PLR0913
|
||||
distribution: str,
|
||||
of_version: str | None,
|
||||
for_py_version: str,
|
||||
wheel: Wheel | None,
|
||||
search_dirs: list[Path],
|
||||
app_data: AppData,
|
||||
do_periodic_update: bool,
|
||||
env: dict[str, str],
|
||||
) -> Wheel | None:
|
||||
if do_periodic_update:
|
||||
handle_auto_update(distribution, for_py_version, wheel, search_dirs, app_data, env)
|
||||
|
||||
now = datetime.now(tz=timezone.utc)
|
||||
|
||||
def _update_wheel(ver: NewVersion) -> Wheel:
|
||||
updated_wheel = Wheel(app_data.house / ver.filename)
|
||||
LOGGER.debug("using %supdated wheel %s", "periodically " if updated_wheel else "", updated_wheel)
|
||||
return updated_wheel
|
||||
|
||||
u_log = UpdateLog.from_app_data(app_data, distribution, for_py_version)
|
||||
if of_version is None:
|
||||
for _, group in groupby(u_log.versions, key=lambda v: v.wheel.version_tuple[0:2]):
|
||||
# use only latest patch version per minor, earlier assumed to be buggy
|
||||
all_patches = list(group)
|
||||
ignore_grace_period_minor = any(version for version in all_patches if version.use(now))
|
||||
for version in all_patches:
|
||||
if wheel is not None and Path(version.filename).name == wheel.name:
|
||||
return wheel
|
||||
if version.use(now, ignore_grace_period_minor):
|
||||
return _update_wheel(version)
|
||||
else:
|
||||
for version in u_log.versions:
|
||||
if version.wheel.version == of_version:
|
||||
return _update_wheel(version)
|
||||
|
||||
return wheel
|
||||
|
||||
|
||||
def handle_auto_update( # noqa: PLR0913
|
||||
distribution: str,
|
||||
for_py_version: str,
|
||||
wheel: Wheel | None,
|
||||
search_dirs: list[Path],
|
||||
app_data: AppData,
|
||||
env: dict[str, str],
|
||||
) -> None:
|
||||
embed_update_log = app_data.embed_update_log(distribution, for_py_version)
|
||||
u_log = UpdateLog.from_dict(embed_update_log.read())
|
||||
if u_log.needs_update:
|
||||
u_log.periodic = True
|
||||
u_log.started = datetime.now(tz=timezone.utc)
|
||||
embed_update_log.write(u_log.to_dict())
|
||||
trigger_update(distribution, for_py_version, wheel, search_dirs, app_data, periodic=True, env=env)
|
||||
|
||||
|
||||
def add_wheel_to_update_log(wheel: Wheel, for_py_version: str, app_data: AppData) -> None:
|
||||
embed_update_log = app_data.embed_update_log(wheel.distribution, for_py_version)
|
||||
LOGGER.debug("adding %s information to %s", wheel.name, embed_update_log.file) # ty: ignore[unresolved-attribute]
|
||||
u_log = UpdateLog.from_dict(embed_update_log.read())
|
||||
if any(version.filename == wheel.name for version in u_log.versions):
|
||||
LOGGER.warning("%s already present in %s", wheel.name, embed_update_log.file) # ty: ignore[unresolved-attribute]
|
||||
return
|
||||
# we don't need a release date for sources other than "periodic"
|
||||
version = NewVersion(wheel.name, datetime.now(tz=timezone.utc), None, "download")
|
||||
u_log.versions.append(version) # always write at the end for proper updates
|
||||
embed_update_log.write(u_log.to_dict())
|
||||
|
||||
|
||||
DATETIME_FMT = "%Y-%m-%dT%H:%M:%S.%fZ"
|
||||
|
||||
|
||||
def dump_datetime(value: datetime | None) -> str | None:
|
||||
return None if value is None else value.strftime(DATETIME_FMT)
|
||||
|
||||
|
||||
def load_datetime(value: str | None) -> datetime | None:
|
||||
return None if value is None else datetime.strptime(value, DATETIME_FMT).replace(tzinfo=timezone.utc)
|
||||
|
||||
|
||||
class NewVersion: # noqa: PLW1641
|
||||
def __init__(self, filename: str, found_date: datetime, release_date: datetime | None, source: str) -> None:
|
||||
self.filename = filename
|
||||
self.found_date = found_date
|
||||
self.release_date = release_date
|
||||
self.source = source
|
||||
|
||||
@classmethod
|
||||
def from_dict(cls, dictionary: dict[str, str | None]) -> NewVersion:
|
||||
return cls(
|
||||
filename=dictionary["filename"], # ty: ignore[invalid-argument-type]
|
||||
found_date=load_datetime(dictionary["found_date"]), # ty: ignore[invalid-argument-type]
|
||||
release_date=load_datetime(dictionary["release_date"]),
|
||||
source=dictionary["source"], # ty: ignore[invalid-argument-type]
|
||||
)
|
||||
|
||||
def to_dict(self) -> dict[str, str | None]:
|
||||
return {
|
||||
"filename": self.filename,
|
||||
"release_date": dump_datetime(self.release_date),
|
||||
"found_date": dump_datetime(self.found_date),
|
||||
"source": self.source,
|
||||
}
|
||||
|
||||
def use(self, now: datetime, ignore_grace_period_minor: bool = False, ignore_grace_period_ci: bool = False) -> bool: # noqa: FBT002
|
||||
if self.source == "manual":
|
||||
return True
|
||||
if self.source == "periodic" and (self.found_date < now - GRACE_PERIOD_CI or ignore_grace_period_ci):
|
||||
if not ignore_grace_period_minor:
|
||||
compare_from = self.release_date or self.found_date
|
||||
return now - compare_from >= GRACE_PERIOD_MINOR
|
||||
return True
|
||||
return False
|
||||
|
||||
def __repr__(self) -> str:
|
||||
return (
|
||||
f"{self.__class__.__name__}(filename={self.filename}), found_date={self.found_date}, "
|
||||
f"release_date={self.release_date}, source={self.source})"
|
||||
)
|
||||
|
||||
def __eq__(self, other: object) -> bool:
|
||||
return type(self) == type(other) and all( # noqa: E721
|
||||
getattr(self, k) == getattr(other, k) for k in ["filename", "release_date", "found_date", "source"]
|
||||
)
|
||||
|
||||
def __ne__(self, other: object) -> bool:
|
||||
return not (self == other)
|
||||
|
||||
@property
|
||||
def wheel(self) -> Wheel:
|
||||
return Wheel(Path(self.filename))
|
||||
|
||||
|
||||
class UpdateLog:
|
||||
def __init__(
|
||||
self, started: datetime | None, completed: datetime | None, versions: list[NewVersion], periodic: bool | None
|
||||
) -> None:
|
||||
self.started = started
|
||||
self.completed = completed
|
||||
self.versions = versions
|
||||
self.periodic = periodic
|
||||
|
||||
@classmethod
|
||||
def from_dict(cls, dictionary: dict[str, object] | None) -> UpdateLog:
|
||||
if dictionary is None:
|
||||
dictionary = {}
|
||||
return cls(
|
||||
load_datetime(dictionary.get("started")), # ty: ignore[invalid-argument-type]
|
||||
load_datetime(dictionary.get("completed")), # ty: ignore[invalid-argument-type]
|
||||
[NewVersion.from_dict(v) for v in dictionary.get("versions", [])], # ty: ignore[not-iterable]
|
||||
dictionary.get("periodic"), # ty: ignore[invalid-argument-type]
|
||||
)
|
||||
|
||||
@classmethod
|
||||
def from_app_data(cls, app_data: AppData, distribution: str, for_py_version: str) -> UpdateLog:
|
||||
raw_json = app_data.embed_update_log(distribution, for_py_version).read()
|
||||
return cls.from_dict(raw_json)
|
||||
|
||||
def to_dict(self) -> dict[str, object]:
|
||||
return {
|
||||
"started": dump_datetime(self.started),
|
||||
"completed": dump_datetime(self.completed),
|
||||
"periodic": self.periodic,
|
||||
"versions": [r.to_dict() for r in self.versions],
|
||||
}
|
||||
|
||||
@property
|
||||
def needs_update(self) -> bool:
|
||||
now = datetime.now(tz=timezone.utc)
|
||||
if self.completed is None: # never completed
|
||||
return self._check_start(now)
|
||||
if now - self.completed <= UPDATE_PERIOD:
|
||||
return False
|
||||
return self._check_start(now)
|
||||
|
||||
def _check_start(self, now: datetime) -> bool:
|
||||
return self.started is None or now - self.started > UPDATE_ABORTED_DELAY
|
||||
|
||||
|
||||
def trigger_update( # noqa: PLR0913
|
||||
distribution: str,
|
||||
for_py_version: str,
|
||||
wheel: Wheel | None,
|
||||
search_dirs: list[Path],
|
||||
app_data: AppData,
|
||||
env: dict[str, str],
|
||||
periodic: bool,
|
||||
) -> None:
|
||||
wheel_path = None if wheel is None else str(wheel.path)
|
||||
cmd = [
|
||||
sys.executable,
|
||||
"-c",
|
||||
dedent(
|
||||
"""
|
||||
from virtualenv.report import setup_report, MAX_LEVEL
|
||||
from virtualenv.seed.wheels.periodic_update import do_update
|
||||
setup_report(MAX_LEVEL, show_pid=True)
|
||||
do_update({!r}, {!r}, {!r}, {!r}, {!r}, {!r})
|
||||
""",
|
||||
)
|
||||
.strip()
|
||||
.format(distribution, for_py_version, wheel_path, str(app_data), [str(p) for p in search_dirs], periodic),
|
||||
]
|
||||
debug = env.get("_VIRTUALENV_PERIODIC_UPDATE_INLINE") == "1"
|
||||
pipe = None if debug else DEVNULL
|
||||
kwargs = {"stdout": pipe, "stderr": pipe}
|
||||
if not debug and sys.platform == "win32":
|
||||
kwargs["creationflags"] = CREATE_NO_WINDOW
|
||||
process = Popen(cmd, **kwargs) # ty: ignore[no-matching-overload]
|
||||
LOGGER.info(
|
||||
"triggered periodic upgrade of %s%s (for python %s) via background process having PID %d",
|
||||
distribution,
|
||||
"" if wheel is None else f"=={wheel.version}",
|
||||
for_py_version,
|
||||
process.pid,
|
||||
)
|
||||
if debug:
|
||||
process.communicate() # on purpose not called to make it a background process
|
||||
else:
|
||||
# set the returncode here -> no ResourceWarning on main process exit if the subprocess still runs
|
||||
process.returncode = 0
|
||||
|
||||
|
||||
def do_update( # noqa: PLR0913
|
||||
distribution: str,
|
||||
for_py_version: str,
|
||||
embed_filename: str | None,
|
||||
app_data: str | AppData,
|
||||
search_dirs: list[str] | list[Path],
|
||||
periodic: bool,
|
||||
) -> list[NewVersion] | None:
|
||||
versions = None
|
||||
try:
|
||||
versions = _run_do_update(app_data, distribution, embed_filename, for_py_version, periodic, search_dirs)
|
||||
finally:
|
||||
LOGGER.debug("done %s %s with %s", distribution, for_py_version, versions)
|
||||
return versions
|
||||
|
||||
|
||||
def _run_do_update( # noqa: C901, PLR0913
|
||||
app_data: str | AppData,
|
||||
distribution: str,
|
||||
embed_filename: str | None,
|
||||
for_py_version: str,
|
||||
periodic: bool,
|
||||
search_dirs: list[str] | list[Path],
|
||||
) -> list[NewVersion]:
|
||||
from virtualenv.seed.wheels import acquire # noqa: PLC0415
|
||||
|
||||
wheel_filename = None if embed_filename is None else Path(embed_filename)
|
||||
embed_version = None if wheel_filename is None else Wheel(wheel_filename).version_tuple
|
||||
app_data = AppDataDiskFolder(app_data) if isinstance(app_data, str) else app_data
|
||||
search_dirs = [Path(p) if isinstance(p, str) else p for p in search_dirs]
|
||||
wheelhouse = app_data.house
|
||||
embed_update_log = app_data.embed_update_log(distribution, for_py_version)
|
||||
u_log = UpdateLog.from_dict(embed_update_log.read())
|
||||
now = datetime.now(tz=timezone.utc)
|
||||
|
||||
update_versions, other_versions = [], []
|
||||
for version in u_log.versions:
|
||||
if version.source in {"periodic", "manual"}:
|
||||
update_versions.append(version)
|
||||
else:
|
||||
other_versions.append(version)
|
||||
|
||||
if periodic:
|
||||
source = "periodic"
|
||||
else:
|
||||
source = "manual"
|
||||
# mark the most recent one as source "manual"
|
||||
if update_versions:
|
||||
update_versions[0].source = source
|
||||
|
||||
if wheel_filename is not None:
|
||||
dest = wheelhouse / wheel_filename.name
|
||||
if not dest.exists():
|
||||
copy2(str(wheel_filename), str(wheelhouse))
|
||||
last, last_version, versions, filenames = None, None, [], set()
|
||||
while last is None or not last.use(now, ignore_grace_period_ci=True):
|
||||
download_time = datetime.now(tz=timezone.utc)
|
||||
dest = acquire.download_wheel(
|
||||
distribution=distribution,
|
||||
version_spec=None if last_version is None else f"<{last_version}",
|
||||
for_py_version=for_py_version,
|
||||
search_dirs=search_dirs,
|
||||
app_data=app_data,
|
||||
to_folder=wheelhouse,
|
||||
env=os.environ, # ty: ignore[invalid-argument-type]
|
||||
)
|
||||
if dest is None or (update_versions and update_versions[0].filename == dest.name):
|
||||
break
|
||||
release_date = release_date_for_wheel_path(dest.path)
|
||||
last = NewVersion(filename=dest.path.name, release_date=release_date, found_date=download_time, source=source)
|
||||
LOGGER.info("detected %s in %s", last, datetime.now(tz=timezone.utc) - download_time)
|
||||
versions.append(last)
|
||||
filenames.add(last.filename)
|
||||
last_wheel = last.wheel
|
||||
last_version = last_wheel.version
|
||||
if embed_version is not None and embed_version >= last_wheel.version_tuple:
|
||||
break # stop download if we reach the embed version
|
||||
u_log.periodic = periodic
|
||||
if not u_log.periodic:
|
||||
u_log.started = now
|
||||
# update other_versions by removing version we just found
|
||||
other_versions = [version for version in other_versions if version.filename not in filenames]
|
||||
u_log.versions = versions + update_versions + other_versions
|
||||
u_log.completed = datetime.now(tz=timezone.utc)
|
||||
embed_update_log.write(u_log.to_dict())
|
||||
return versions
|
||||
|
||||
|
||||
def release_date_for_wheel_path(dest: Path) -> datetime | None:
|
||||
wheel = Wheel(dest)
|
||||
# the most accurate is to ask PyPi - e.g. https://pypi.org/pypi/pip/json,
|
||||
# see https://warehouse.pypa.io/api-reference/json/ for more details
|
||||
content = _pypi_get_distribution_info_cached(wheel.distribution)
|
||||
if content is not None:
|
||||
try:
|
||||
upload_time = content["releases"][wheel.version][0]["upload_time"] # ty: ignore[not-subscriptable]
|
||||
return datetime.strptime(upload_time, "%Y-%m-%dT%H:%M:%S").replace(tzinfo=timezone.utc)
|
||||
except Exception as exception: # noqa: BLE001
|
||||
LOGGER.error("could not load release date %s because %r", content, exception) # noqa: TRY400
|
||||
return None
|
||||
|
||||
|
||||
#: Opt-in escape hatch to restore the pre-2026 behavior of falling back to an unverified HTTPS context when the
|
||||
#: verified request fails. Off by default: a failed TLS handshake on the PyPI metadata lookup now aborts the update
|
||||
#: instead of silently downgrading, because the response drives which wheel version virtualenv thinks is up to date.
|
||||
_INSECURE_FALLBACK_ENV = "VIRTUALENV_PERIODIC_UPDATE_INSECURE"
|
||||
|
||||
|
||||
def _request_context() -> Generator[ssl.SSLContext | None, None, None]:
|
||||
yield None
|
||||
if os.environ.get(_INSECURE_FALLBACK_ENV):
|
||||
LOGGER.warning(
|
||||
"falling back to unverified HTTPS for PyPI metadata because %s is set",
|
||||
_INSECURE_FALLBACK_ENV,
|
||||
)
|
||||
yield ssl._create_unverified_context() # noqa: S323, SLF001
|
||||
|
||||
|
||||
_PYPI_CACHE = {}
|
||||
|
||||
|
||||
def _pypi_get_distribution_info_cached(distribution: str) -> dict[str, object] | None:
|
||||
if distribution not in _PYPI_CACHE:
|
||||
_PYPI_CACHE[distribution] = _pypi_get_distribution_info(distribution)
|
||||
return _PYPI_CACHE[distribution]
|
||||
|
||||
|
||||
def _pypi_get_distribution_info(distribution: str) -> dict[str, object] | None:
|
||||
content, url = None, f"https://pypi.org/pypi/{distribution}/json"
|
||||
try:
|
||||
for context in _request_context():
|
||||
if (content := _fetch_pypi_json(url, context)) is not None:
|
||||
break
|
||||
except Exception as exception: # noqa: BLE001
|
||||
LOGGER.error("failed to access %s because %r", url, exception) # noqa: TRY400
|
||||
return content
|
||||
|
||||
|
||||
def _fetch_pypi_json(url: str, context: ssl.SSLContext | None) -> dict[str, object] | None:
|
||||
try:
|
||||
with urlopen(url, context=context) as file_handler: # noqa: S310
|
||||
return json.load(file_handler)
|
||||
except URLError as exception:
|
||||
LOGGER.error("failed to access %s because %r", url, exception) # noqa: TRY400
|
||||
return None
|
||||
|
||||
|
||||
def manual_upgrade(app_data: AppData, env: dict[str, str]) -> None:
|
||||
threads = []
|
||||
|
||||
for for_py_version, distribution_to_package in BUNDLE_SUPPORT.items():
|
||||
# load extra search dir for the given for_py
|
||||
for distribution in distribution_to_package:
|
||||
thread = Thread(target=_run_manual_upgrade, args=(app_data, distribution, for_py_version, env))
|
||||
thread.start()
|
||||
threads.append(thread)
|
||||
|
||||
for thread in threads:
|
||||
thread.join()
|
||||
|
||||
|
||||
def _run_manual_upgrade(app_data: AppData, distribution: str, for_py_version: str, env: dict[str, str]) -> None:
|
||||
start = datetime.now(tz=timezone.utc)
|
||||
from .bundle import from_bundle # noqa: PLC0415
|
||||
|
||||
current = from_bundle(
|
||||
distribution=distribution,
|
||||
version=None,
|
||||
for_py_version=for_py_version,
|
||||
search_dirs=[],
|
||||
app_data=app_data,
|
||||
do_periodic_update=False,
|
||||
env=env,
|
||||
)
|
||||
LOGGER.warning(
|
||||
"upgrade %s for python %s with current %s",
|
||||
distribution,
|
||||
for_py_version,
|
||||
"" if current is None else current.name,
|
||||
)
|
||||
versions = do_update(
|
||||
distribution=distribution,
|
||||
for_py_version=for_py_version,
|
||||
embed_filename=current.path, # ty: ignore[invalid-argument-type, unresolved-attribute]
|
||||
app_data=app_data,
|
||||
search_dirs=[],
|
||||
periodic=False,
|
||||
)
|
||||
|
||||
args = [
|
||||
distribution,
|
||||
for_py_version,
|
||||
datetime.now(tz=timezone.utc) - start,
|
||||
]
|
||||
if versions:
|
||||
args.append("\n".join(f"\t{v}" for v in versions))
|
||||
ver_update = "new entries found:\n%s" if versions else "no new versions found"
|
||||
msg = f"upgraded %s for python %s in %s {ver_update}"
|
||||
LOGGER.warning(msg, *args)
|
||||
|
||||
|
||||
__all__ = [
|
||||
"NewVersion",
|
||||
"UpdateLog",
|
||||
"add_wheel_to_update_log",
|
||||
"do_update",
|
||||
"dump_datetime",
|
||||
"load_datetime",
|
||||
"manual_upgrade",
|
||||
"periodic_update",
|
||||
"release_date_for_wheel_path",
|
||||
"trigger_update",
|
||||
]
|
||||
@@ -0,0 +1,125 @@
|
||||
from __future__ import annotations
|
||||
|
||||
from operator import attrgetter
|
||||
from typing import TYPE_CHECKING
|
||||
from zipfile import ZipFile
|
||||
|
||||
if TYPE_CHECKING:
|
||||
from pathlib import Path
|
||||
|
||||
|
||||
class Wheel:
|
||||
def __init__(self, path: Path) -> None:
|
||||
# https://www.python.org/dev/peps/pep-0427/#file-name-convention
|
||||
# The wheel filename is {distribution}-{version}(-{build tag})?-{python tag}-{abi tag}-{platform tag}.whl
|
||||
self.path = path
|
||||
self._parts = path.stem.split("-")
|
||||
|
||||
@classmethod
|
||||
def from_path(cls, path: Path) -> Wheel | None:
|
||||
if path is not None and path.suffix == ".whl" and len(path.stem.split("-")) >= 5: # noqa: PLR2004
|
||||
return cls(path)
|
||||
return None
|
||||
|
||||
@property
|
||||
def distribution(self) -> str:
|
||||
return self._parts[0]
|
||||
|
||||
@property
|
||||
def version(self) -> str:
|
||||
return self._parts[1]
|
||||
|
||||
@property
|
||||
def version_tuple(self) -> tuple[int, ...]:
|
||||
return self.as_version_tuple(self.version)
|
||||
|
||||
@staticmethod
|
||||
def as_version_tuple(version: str) -> tuple[int, ...]:
|
||||
result = []
|
||||
for part in version.split(".")[0:3]:
|
||||
try:
|
||||
result.append(int(part))
|
||||
except ValueError: # noqa: PERF203
|
||||
break
|
||||
if not result:
|
||||
raise ValueError(version)
|
||||
return tuple(result)
|
||||
|
||||
@property
|
||||
def name(self) -> str:
|
||||
return self.path.name
|
||||
|
||||
def support_py(self, py_version: str) -> bool:
|
||||
name = f"{'-'.join(self.path.stem.split('-')[0:2])}.dist-info/METADATA"
|
||||
with ZipFile(str(self.path), "r") as zip_file:
|
||||
metadata = zip_file.read(name).decode("utf-8")
|
||||
marker = "Requires-Python:"
|
||||
requires = next((i[len(marker) :] for i in metadata.splitlines() if i.startswith(marker)), None)
|
||||
if requires is None: # if it does not specify a python requires the assumption is compatible
|
||||
return True
|
||||
py_version_int = tuple(int(i) for i in py_version.split("."))
|
||||
for require in (i.strip() for i in requires.split(",")):
|
||||
# https://www.python.org/dev/peps/pep-0345/#version-specifiers
|
||||
for operator, check in [
|
||||
("!=", lambda v: py_version_int != v),
|
||||
("==", lambda v: py_version_int == v),
|
||||
("<=", lambda v: py_version_int <= v),
|
||||
(">=", lambda v: py_version_int >= v),
|
||||
("<", lambda v: py_version_int < v),
|
||||
(">", lambda v: py_version_int > v),
|
||||
]:
|
||||
if require.startswith(operator):
|
||||
ver_str = require[len(operator) :].strip()
|
||||
version = tuple((int(i) if i != "*" else None) for i in ver_str.split("."))[0:2]
|
||||
if not check(version):
|
||||
return False
|
||||
break
|
||||
return True
|
||||
|
||||
def __repr__(self) -> str:
|
||||
return f"{self.__class__.__name__}({self.path})"
|
||||
|
||||
def __str__(self) -> str:
|
||||
return str(self.path)
|
||||
|
||||
|
||||
def discover_wheels(from_folder: Path, distribution: str, version: str | None, for_py_version: str) -> list[Wheel]:
|
||||
wheels = []
|
||||
for filename in from_folder.iterdir():
|
||||
wheel = Wheel.from_path(filename)
|
||||
if (
|
||||
wheel
|
||||
and wheel.distribution == distribution
|
||||
and (version is None or wheel.version == version)
|
||||
and wheel.support_py(for_py_version)
|
||||
):
|
||||
wheels.append(wheel)
|
||||
return sorted(wheels, key=attrgetter("version_tuple", "distribution"), reverse=True)
|
||||
|
||||
|
||||
class Version:
|
||||
#: the version bundled with virtualenv
|
||||
bundle = "bundle"
|
||||
embed = "embed"
|
||||
#: custom version handlers
|
||||
non_version = (bundle, embed)
|
||||
|
||||
@staticmethod
|
||||
def of_version(value: str | None) -> str | None:
|
||||
return None if value in Version.non_version else value
|
||||
|
||||
@staticmethod
|
||||
def as_pip_req(distribution: str, version: str | None) -> str:
|
||||
return f"{distribution}{Version.as_version_spec(version)}"
|
||||
|
||||
@staticmethod
|
||||
def as_version_spec(version: str | None) -> str:
|
||||
of_version = Version.of_version(version)
|
||||
return "" if of_version is None else f"=={of_version}"
|
||||
|
||||
|
||||
__all__ = [
|
||||
"Version",
|
||||
"Wheel",
|
||||
"discover_wheels",
|
||||
]
|
||||
Reference in New Issue
Block a user