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upload.py
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/
upload.py
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"""Module containing the logic for ``twine upload``."""
# Copyright 2013 Donald Stufft
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import argparse
import logging
import os.path
from typing import Dict, List, cast
import requests
from rich import print
from twine import commands
from twine import exceptions
from twine import package as package_file
from twine import settings
from twine import utils
logger = logging.getLogger(__name__)
def skip_upload(
response: requests.Response, skip_existing: bool, package: package_file.PackageFile
) -> bool:
"""Determine if a failed upload is an error or can be safely ignored.
:param response:
The response from attempting to upload ``package`` to a repository.
:param skip_existing:
If ``True``, use the status and content of ``response`` to determine if the
package already exists on the repository. If so, then a failed upload is safe
to ignore.
:param package:
The package that was being uploaded.
:return:
``True`` if a failed upload can be safely ignored, otherwise ``False``.
"""
if not skip_existing:
return False
status = response.status_code
reason = getattr(response, "reason", "").lower()
text = getattr(response, "text", "").lower()
# NOTE(sigmavirus24): PyPI presently returns a 400 status code with the
# error message in the reason attribute. Other implementations return a
# 403 or 409 status code.
return (
# pypiserver (https://pypi.org/project/pypiserver)
status == 409
# PyPI / TestPyPI / GCP Artifact Registry
or (status == 400 and any("already exist" in x for x in [reason, text]))
# Nexus Repository OSS (https://www.sonatype.com/nexus-repository-oss)
or (status == 400 and any("updating asset" in x for x in [reason, text]))
# Artifactory (https://jfrog.com/artifactory/)
or (status == 403 and "overwrite artifact" in text)
# Gitlab Enterprise Edition (https://about.gitlab.com)
or (status == 400 and "already been taken" in text)
)
def _make_package(
filename: str, signatures: Dict[str, str], upload_settings: settings.Settings
) -> package_file.PackageFile:
"""Create and sign a package, based off of filename, signatures and settings."""
package = package_file.PackageFile.from_filename(filename, upload_settings.comment)
signed_name = package.signed_basefilename
if signed_name in signatures:
package.add_gpg_signature(signatures[signed_name], signed_name)
elif upload_settings.sign:
package.sign(upload_settings.sign_with, upload_settings.identity)
file_size = utils.get_file_size(package.filename)
logger.info(f"{package.filename} ({file_size})")
if package.gpg_signature:
logger.info(f"Signed with {package.signed_filename}")
return package
def upload(upload_settings: settings.Settings, dists: List[str]) -> None:
"""Upload one or more distributions to a repository, and display the progress.
If a package already exists on the repository, most repositories will return an
error response. However, if ``upload_settings.skip_existing`` is ``True``, a message
will be displayed and any remaining distributions will be uploaded.
For known repositories (like PyPI), the web URLs of successfully uploaded packages
will be displayed.
:param upload_settings:
The configured options related to uploading to a repository.
:param dists:
The distribution files to upload to the repository. This can also include
``.asc`` files; the GPG signatures will be added to the corresponding uploads.
:raises twine.exceptions.TwineException:
The upload failed due to a configuration error.
:raises requests.HTTPError:
The repository responded with an error.
"""
dists = commands._find_dists(dists)
# Determine if the user has passed in pre-signed distributions
signatures = {os.path.basename(d): d for d in dists if d.endswith(".asc")}
uploads = [i for i in dists if not i.endswith(".asc")]
upload_settings.check_repository_url()
repository_url = cast(str, upload_settings.repository_config["repository"])
print(f"Uploading distributions to {repository_url}")
packages_to_upload = [
_make_package(filename, signatures, upload_settings) for filename in uploads
]
repository = upload_settings.create_repository()
uploaded_packages = []
for package in packages_to_upload:
skip_message = (
f"Skipping {package.basefilename} because it appears to already exist"
)
# Note: The skip_existing check *needs* to be first, because otherwise
# we're going to generate extra HTTP requests against a hardcoded
# URL for no reason.
if upload_settings.skip_existing and repository.package_is_uploaded(package):
logger.warning(skip_message)
continue
resp = repository.upload(package)
logger.info(f"Response from {resp.url}:\n{resp.status_code} {resp.reason}")
if resp.text:
logger.info(resp.text)
# Bug 92. If we get a redirect we should abort because something seems
# funky. The behaviour is not well defined and redirects being issued
# by PyPI should never happen in reality. This should catch malicious
# redirects as well.
if resp.is_redirect:
raise exceptions.RedirectDetected.from_args(
repository_url,
resp.headers["location"],
)
if skip_upload(resp, upload_settings.skip_existing, package):
logger.warning(skip_message)
continue
utils.check_status_code(resp, upload_settings.verbose)
uploaded_packages.append(package)
release_urls = repository.release_urls(uploaded_packages)
if release_urls:
print("\n[green]View at:")
for url in release_urls:
print(url)
# Bug 28. Try to silence a ResourceWarning by clearing the connection
# pool.
repository.close()
def main(args: List[str]) -> None:
"""Execute the ``upload`` command.
:param args:
The command-line arguments.
"""
parser = argparse.ArgumentParser(prog="twine upload")
settings.Settings.register_argparse_arguments(parser)
parser.add_argument(
"dists",
nargs="+",
metavar="dist",
help="The distribution files to upload to the repository "
"(package index). Usually dist/* . May additionally contain "
"a .asc file to include an existing signature with the "
"file upload.",
)
parsed_args = parser.parse_args(args)
upload_settings = settings.Settings.from_argparse(parsed_args)
# Call the upload function with the arguments from the command line
return upload(upload_settings, parsed_args.dists)