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230 lines
7.6 KiB
230 lines
7.6 KiB
# Copyright 2015 Ian Cordasco
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import sys
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from tqdm import tqdm
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import requests
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from requests import adapters
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from requests import codes
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from requests.packages.urllib3 import util
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from requests_toolbelt.multipart import (
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MultipartEncoder, MultipartEncoderMonitor
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)
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from requests_toolbelt.utils import user_agent
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import twine
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KEYWORDS_TO_NOT_FLATTEN = {"gpg_signature", "content"}
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LEGACY_PYPI = 'https://pypi.python.org/'
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LEGACY_TEST_PYPI = 'https://testpypi.python.org/'
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WAREHOUSE = 'https://upload.pypi.org/'
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OLD_WAREHOUSE = 'https://upload.pypi.io/'
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TEST_WAREHOUSE = 'https://test.pypi.org/'
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WAREHOUSE_WEB = 'https://pypi.org/'
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class ProgressBar(tqdm):
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def update_to(self, n):
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"""Update the bar in the way compatible with requests-toolbelt.
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This is identical to tqdm.update, except ``n`` will be the current
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value - not the delta as tqdm expects.
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"""
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self.update(n - self.n) # will also do self.n = n
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class Repository:
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def __init__(self, repository_url, username, password,
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disable_progress_bar=False):
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self.url = repository_url
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self.session = requests.session()
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self.session.auth = (username, password)
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self.session.headers['User-Agent'] = self._make_user_agent_string()
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for scheme in ('http://', 'https://'):
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self.session.mount(scheme, self._make_adapter_with_retries())
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self._releases_json_data = {}
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self.disable_progress_bar = disable_progress_bar
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@staticmethod
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def _make_adapter_with_retries():
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retry = util.Retry(
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connect=5,
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total=10,
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method_whitelist=['GET'],
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status_forcelist=[500, 501, 502, 503],
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)
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return adapters.HTTPAdapter(max_retries=retry)
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@staticmethod
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def _make_user_agent_string():
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from twine import cli
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dependencies = cli.list_dependencies_and_versions()
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return user_agent.UserAgentBuilder(
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'twine', twine.__version__,
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).include_extras(
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dependencies
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).include_implementation().build()
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def close(self):
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self.session.close()
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@staticmethod
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def _convert_data_to_list_of_tuples(data):
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data_to_send = []
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for key, value in data.items():
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if (key in KEYWORDS_TO_NOT_FLATTEN or
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not isinstance(value, (list, tuple))):
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data_to_send.append((key, value))
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else:
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for item in value:
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data_to_send.append((key, item))
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return data_to_send
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def set_certificate_authority(self, cacert):
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if cacert:
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self.session.verify = cacert
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def set_client_certificate(self, clientcert):
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if clientcert:
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self.session.cert = clientcert
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def register(self, package):
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data = package.metadata_dictionary()
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data.update({
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":action": "submit",
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"protocol_version": "1",
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})
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print(f"Registering {package.basefilename}")
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data_to_send = self._convert_data_to_list_of_tuples(data)
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encoder = MultipartEncoder(data_to_send)
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resp = self.session.post(
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self.url,
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data=encoder,
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allow_redirects=False,
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headers={'Content-Type': encoder.content_type},
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)
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# Bug 28. Try to silence a ResourceWarning by releasing the socket.
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resp.close()
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return resp
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def _upload(self, package):
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data = package.metadata_dictionary()
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data.update({
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# action
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":action": "file_upload",
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"protocol_version": "1",
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})
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data_to_send = self._convert_data_to_list_of_tuples(data)
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print(f"Uploading {package.basefilename}")
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with open(package.filename, "rb") as fp:
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data_to_send.append((
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"content",
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(package.basefilename, fp, "application/octet-stream"),
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))
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encoder = MultipartEncoder(data_to_send)
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with ProgressBar(total=encoder.len,
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unit='B', unit_scale=True, unit_divisor=1024,
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miniters=1, file=sys.stdout,
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disable=self.disable_progress_bar) as bar:
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monitor = MultipartEncoderMonitor(
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encoder, lambda monitor: bar.update_to(monitor.bytes_read)
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)
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resp = self.session.post(
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self.url,
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data=monitor,
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allow_redirects=False,
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headers={'Content-Type': monitor.content_type},
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)
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return resp
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def upload(self, package, max_redirects=5):
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number_of_redirects = 0
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while number_of_redirects < max_redirects:
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resp = self._upload(package)
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if resp.status_code == codes.OK:
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return resp
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if 500 <= resp.status_code < 600:
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number_of_redirects += 1
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print('Received "{status_code}: {reason}" Package upload '
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'appears to have failed. Retry {retry} of 5'.format(
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status_code=resp.status_code,
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reason=resp.reason,
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retry=number_of_redirects,
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))
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else:
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return resp
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return resp
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def package_is_uploaded(self, package, bypass_cache=False):
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# NOTE(sigmavirus24): Not all indices are PyPI and pypi.io doesn't
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# have a similar interface for finding the package versions.
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if not self.url.startswith((LEGACY_PYPI, WAREHOUSE, OLD_WAREHOUSE)):
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return False
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safe_name = package.safe_name
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releases = None
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if not bypass_cache:
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releases = self._releases_json_data.get(safe_name)
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if releases is None:
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url = '{url}pypi/{package}/json'.format(package=safe_name,
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url=LEGACY_PYPI)
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headers = {'Accept': 'application/json'}
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response = self.session.get(url, headers=headers)
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if response.status_code == 200:
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releases = response.json()['releases']
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else:
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releases = {}
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self._releases_json_data[safe_name] = releases
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packages = releases.get(package.metadata.version, [])
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for uploaded_package in packages:
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if uploaded_package['filename'] == package.basefilename:
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return True
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return False
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def release_urls(self, packages):
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if self.url.startswith(WAREHOUSE):
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url = WAREHOUSE_WEB
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elif self.url.startswith(TEST_WAREHOUSE):
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url = TEST_WAREHOUSE
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else:
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return set()
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return {
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'{}project/{}/{}/'.format(
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url, package.safe_name, package.metadata.version
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)
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for package in packages
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}
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def verify_package_integrity(self, package):
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# TODO(sigmavirus24): Add a way for users to download the package and
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# check it's hash against what it has locally.
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pass
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