335 lines
10 KiB
Python
335 lines
10 KiB
Python
# Licensed to the Software Freedom Conservancy (SFC) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The SFC licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://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,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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"""
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The Proxy implementation.
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"""
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class ProxyTypeFactory:
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"""
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Factory for proxy types.
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"""
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@staticmethod
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def make(ff_value, string):
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return {'ff_value': ff_value, 'string': string}
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class ProxyType:
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"""
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Set of possible types of proxy.
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Each proxy type has 2 properties:
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'ff_value' is value of Firefox profile preference,
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'string' is id of proxy type.
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"""
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DIRECT = ProxyTypeFactory.make(0, 'DIRECT') # Direct connection, no proxy (default on Windows).
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MANUAL = ProxyTypeFactory.make(1, 'MANUAL') # Manual proxy settings (e.g., for httpProxy).
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PAC = ProxyTypeFactory.make(2, 'PAC') # Proxy autoconfiguration from URL.
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RESERVED_1 = ProxyTypeFactory.make(3, 'RESERVED1') # Never used.
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AUTODETECT = ProxyTypeFactory.make(4, 'AUTODETECT') # Proxy autodetection (presumably with WPAD).
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SYSTEM = ProxyTypeFactory.make(5, 'SYSTEM') # Use system settings (default on Linux).
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UNSPECIFIED = ProxyTypeFactory.make(6, 'UNSPECIFIED') # Not initialized (for internal use).
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@classmethod
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def load(cls, value):
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if isinstance(value, dict) and 'string' in value:
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value = value['string']
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value = str(value).upper()
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for attr in dir(cls):
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attr_value = getattr(cls, attr)
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if isinstance(attr_value, dict) and \
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'string' in attr_value and \
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attr_value['string'] is not None and \
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attr_value['string'] == value:
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return attr_value
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raise Exception("No proxy type is found for %s" % (value))
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class Proxy(object):
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"""
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Proxy contains information about proxy type and necessary proxy settings.
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"""
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proxyType = ProxyType.UNSPECIFIED
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autodetect = False
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ftpProxy = ''
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httpProxy = ''
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noProxy = ''
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proxyAutoconfigUrl = ''
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sslProxy = ''
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socksProxy = ''
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socksUsername = ''
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socksPassword = ''
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def __init__(self, raw=None):
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"""
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Creates a new Proxy.
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:Args:
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- raw: raw proxy data. If None, default class values are used.
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"""
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if raw is not None:
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if 'proxyType' in raw and raw['proxyType'] is not None:
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self.proxy_type = ProxyType.load(raw['proxyType'])
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if 'ftpProxy' in raw and raw['ftpProxy'] is not None:
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self.ftp_proxy = raw['ftpProxy']
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if 'httpProxy' in raw and raw['httpProxy'] is not None:
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self.http_proxy = raw['httpProxy']
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if 'noProxy' in raw and raw['noProxy'] is not None:
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self.no_proxy = raw['noProxy']
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if 'proxyAutoconfigUrl' in raw and raw['proxyAutoconfigUrl'] is not None:
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self.proxy_autoconfig_url = raw['proxyAutoconfigUrl']
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if 'sslProxy' in raw and raw['sslProxy'] is not None:
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self.sslProxy = raw['sslProxy']
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if 'autodetect' in raw and raw['autodetect'] is not None:
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self.auto_detect = raw['autodetect']
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if 'socksProxy' in raw and raw['socksProxy'] is not None:
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self.socksProxy = raw['socksProxy']
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if 'socksUsername' in raw and raw['socksUsername'] is not None:
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self.socksUsername = raw['socksUsername']
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if 'socksPassword' in raw and raw['socksPassword'] is not None:
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self.socksPassword = raw['socksPassword']
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@property
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def proxy_type(self):
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"""
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Returns proxy type as `ProxyType`.
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"""
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return self.proxyType
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@proxy_type.setter
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def proxy_type(self, value):
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"""
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Sets proxy type.
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:Args:
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- value: The proxy type.
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"""
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self._verify_proxy_type_compatibility(value)
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self.proxyType = value
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@property
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def auto_detect(self):
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"""
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Returns autodetect setting.
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"""
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return self.autodetect
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@auto_detect.setter
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def auto_detect(self, value):
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"""
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Sets autodetect setting.
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:Args:
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- value: The autodetect value.
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"""
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if isinstance(value, bool):
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if self.autodetect is not value:
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self._verify_proxy_type_compatibility(ProxyType.AUTODETECT)
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self.proxyType = ProxyType.AUTODETECT
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self.autodetect = value
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else:
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raise ValueError("Autodetect proxy value needs to be a boolean")
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@property
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def ftp_proxy(self):
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"""
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Returns ftp proxy setting.
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"""
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return self.ftpProxy
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@ftp_proxy.setter
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def ftp_proxy(self, value):
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"""
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Sets ftp proxy setting.
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:Args:
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- value: The ftp proxy value.
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"""
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self._verify_proxy_type_compatibility(ProxyType.MANUAL)
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self.proxyType = ProxyType.MANUAL
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self.ftpProxy = value
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@property
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def http_proxy(self):
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"""
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Returns http proxy setting.
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"""
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return self.httpProxy
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@http_proxy.setter
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def http_proxy(self, value):
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"""
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Sets http proxy setting.
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:Args:
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- value: The http proxy value.
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"""
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self._verify_proxy_type_compatibility(ProxyType.MANUAL)
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self.proxyType = ProxyType.MANUAL
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self.httpProxy = value
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@property
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def no_proxy(self):
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"""
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Returns noproxy setting.
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"""
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return self.noProxy
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@no_proxy.setter
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def no_proxy(self, value):
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"""
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Sets noproxy setting.
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:Args:
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- value: The noproxy value.
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"""
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self._verify_proxy_type_compatibility(ProxyType.MANUAL)
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self.proxyType = ProxyType.MANUAL
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self.noProxy = value
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@property
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def proxy_autoconfig_url(self):
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"""
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Returns proxy autoconfig url setting.
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"""
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return self.proxyAutoconfigUrl
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@proxy_autoconfig_url.setter
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def proxy_autoconfig_url(self, value):
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"""
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Sets proxy autoconfig url setting.
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:Args:
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- value: The proxy autoconfig url value.
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"""
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self._verify_proxy_type_compatibility(ProxyType.PAC)
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self.proxyType = ProxyType.PAC
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self.proxyAutoconfigUrl = value
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@property
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def ssl_proxy(self):
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"""
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Returns https proxy setting.
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"""
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return self.sslProxy
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@ssl_proxy.setter
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def ssl_proxy(self, value):
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"""
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Sets https proxy setting.
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:Args:
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- value: The https proxy value.
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"""
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self._verify_proxy_type_compatibility(ProxyType.MANUAL)
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self.proxyType = ProxyType.MANUAL
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self.sslProxy = value
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@property
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def socks_proxy(self):
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"""
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Returns socks proxy setting.
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"""
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return self.socksProxy
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@socks_proxy.setter
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def socks_proxy(self, value):
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"""
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Sets socks proxy setting.
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:Args:
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- value: The socks proxy value.
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"""
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self._verify_proxy_type_compatibility(ProxyType.MANUAL)
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self.proxyType = ProxyType.MANUAL
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self.socksProxy = value
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@property
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def socks_username(self):
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"""
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Returns socks proxy username setting.
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"""
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return self.socksUsername
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@socks_username.setter
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def socks_username(self, value):
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"""
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Sets socks proxy username setting.
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:Args:
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- value: The socks proxy username value.
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"""
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self._verify_proxy_type_compatibility(ProxyType.MANUAL)
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self.proxyType = ProxyType.MANUAL
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self.socksUsername = value
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@property
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def socks_password(self):
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"""
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Returns socks proxy password setting.
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"""
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return self.socksPassword
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@socks_password.setter
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def socks_password(self, value):
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"""
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Sets socks proxy password setting.
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:Args:
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- value: The socks proxy password value.
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"""
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self._verify_proxy_type_compatibility(ProxyType.MANUAL)
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self.proxyType = ProxyType.MANUAL
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self.socksPassword = value
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def _verify_proxy_type_compatibility(self, compatibleProxy):
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if self.proxyType != ProxyType.UNSPECIFIED and self.proxyType != compatibleProxy:
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raise Exception(" Specified proxy type (%s) not compatible with current setting (%s)" % (compatibleProxy, self.proxyType))
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def add_to_capabilities(self, capabilities):
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"""
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Adds proxy information as capability in specified capabilities.
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:Args:
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- capabilities: The capabilities to which proxy will be added.
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"""
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proxy_caps = {}
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proxy_caps['proxyType'] = self.proxyType['string']
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if self.autodetect:
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proxy_caps['autodetect'] = self.autodetect
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if self.ftpProxy:
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proxy_caps['ftpProxy'] = self.ftpProxy
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if self.httpProxy:
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proxy_caps['httpProxy'] = self.httpProxy
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if self.proxyAutoconfigUrl:
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proxy_caps['proxyAutoconfigUrl'] = self.proxyAutoconfigUrl
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if self.sslProxy:
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proxy_caps['sslProxy'] = self.sslProxy
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if self.noProxy:
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proxy_caps['noProxy'] = self.noProxy
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if self.socksProxy:
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proxy_caps['socksProxy'] = self.socksProxy
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if self.socksUsername:
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proxy_caps['socksUsername'] = self.socksUsername
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if self.socksPassword:
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proxy_caps['socksPassword'] = self.socksPassword
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capabilities['proxy'] = proxy_caps
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