JezK
Edit File: proxy.py
from .ssl_ import create_urllib3_context, resolve_cert_reqs, resolve_ssl_version def connection_requires_http_tunnel( proxy_url=None, proxy_config=None, destination_scheme=None ): """ Returns True if the connection requires an HTTP CONNECT through the proxy. :param URL proxy_url: URL of the proxy. :param ProxyConfig proxy_config: Proxy configuration from poolmanager.py :param str destination_scheme: The scheme of the destination. (i.e https, http, etc) """ # If we're not using a proxy, no way to use a tunnel. if proxy_url is None: return False # HTTP destinations never require tunneling, we always forward. if destination_scheme == "http": return False # Support for forwarding with HTTPS proxies and HTTPS destinations. if ( proxy_url.scheme == "https" and proxy_config and proxy_config.use_forwarding_for_https ): return False # Otherwise always use a tunnel. return True def create_proxy_ssl_context( ssl_version, cert_reqs, ca_certs=None, ca_cert_dir=None, ca_cert_data=None ): """ Generates a default proxy ssl context if one hasn't been provided by the user. """ ssl_context = create_urllib3_context( ssl_version=resolve_ssl_version(ssl_version), cert_reqs=resolve_cert_reqs(cert_reqs), ) if ( not ca_certs and not ca_cert_dir and not ca_cert_data and hasattr(ssl_context, "load_default_certs") ): ssl_context.load_default_certs() return ssl_context