mirror of
https://github.com/ansible-collections/community.docker.git
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1f2817fa20
* Bump version to 5.0.0-a1. * Drop support for ansible-core 2.15 and 2.16. * Remove Python 2 and early Python 3 compatibility.
69 lines
2.5 KiB
Python
69 lines
2.5 KiB
Python
# -*- coding: utf-8 -*-
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# This code is part of the Ansible collection community.docker, but is an independent component.
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# This particular file, and this file only, is based on the Docker SDK for Python (https://github.com/docker/docker-py/)
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#
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# Copyright (c) 2016-2022 Docker, Inc.
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#
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# It is licensed under the Apache 2.0 license (see LICENSES/Apache-2.0.txt in this collection)
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# SPDX-License-Identifier: Apache-2.0
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from __future__ import annotations
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""" Resolves OpenSSL issues in some servers:
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https://lukasa.co.uk/2013/01/Choosing_SSL_Version_In_Requests/
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https://github.com/kennethreitz/requests/pull/799
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"""
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from ansible_collections.community.docker.plugins.module_utils.version import LooseVersion
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from .._import_helper import HTTPAdapter, urllib3
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from .basehttpadapter import BaseHTTPAdapter
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PoolManager = urllib3.poolmanager.PoolManager
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class SSLHTTPAdapter(BaseHTTPAdapter):
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'''An HTTPS Transport Adapter that uses an arbitrary SSL version.'''
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__attrs__ = HTTPAdapter.__attrs__ + ['assert_hostname', 'ssl_version']
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def __init__(self, ssl_version=None, assert_hostname=None, **kwargs):
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self.ssl_version = ssl_version
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self.assert_hostname = assert_hostname
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super(SSLHTTPAdapter, self).__init__(**kwargs)
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def init_poolmanager(self, connections, maxsize, block=False):
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kwargs = {
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'num_pools': connections,
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'maxsize': maxsize,
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'block': block,
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}
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if self.assert_hostname is not None:
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kwargs['assert_hostname'] = self.assert_hostname
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if self.ssl_version and self.can_override_ssl_version():
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kwargs['ssl_version'] = self.ssl_version
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self.poolmanager = PoolManager(**kwargs)
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def get_connection(self, *args, **kwargs):
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"""
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Ensure assert_hostname is set correctly on our pool
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We already take care of a normal poolmanager via init_poolmanager
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But we still need to take care of when there is a proxy poolmanager
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"""
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conn = super(SSLHTTPAdapter, self).get_connection(*args, **kwargs)
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if self.assert_hostname is not None and conn.assert_hostname != self.assert_hostname:
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conn.assert_hostname = self.assert_hostname
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return conn
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def can_override_ssl_version(self):
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urllib_ver = urllib3.__version__.split('-')[0]
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if urllib_ver is None:
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return False
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if urllib_ver == 'dev':
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return True
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return LooseVersion(urllib_ver) > LooseVersion('1.5')
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