def test_proxy(self, proxy: Optional[str]) -> None:
session = PipSession(trusted_hosts=[])
if not proxy:
# if user didn't pass --proxy then try to get it from the system.
env_proxy = getproxies().get("http", None)
proxy = urlparse(env_proxy).netloc if env_proxy else None
if proxy:
# set proxy scheme to session.proxies
session.proxies = {
"http": f"{proxy}",
"https": f"{proxy}",
"ftp": f"{proxy}",
}
connection_error = None
try:
session.request("GET", "https://pypi.org", timeout=1)
except requests.exceptions.ConnectionError as e:
connection_error = e
assert connection_error is None, (
f"Invalid proxy {proxy} or session.proxies: "
f"{session.proxies} is not correctly passed to session.request.")
def _build_session(self, options, retries=None, timeout=None):
# type: (Values, Optional[int], Optional[int]) -> PipSession
assert not options.cache_dir or os.path.isabs(options.cache_dir)
session = PipSession(
cache=(os.path.join(options.cache_dir, "http")
if options.cache_dir else None),
retries=retries if retries is not None else options.retries,
trusted_hosts=options.trusted_hosts,
index_urls=self._get_index_urls(options),
)
# Handle custom ca-bundles from the dashboard
if options.cert:
session.verify = options.cert
# Handle SSL client certificate
if options.client_cert:
session.cert = options.client_cert
# Handle timeouts
if options.timeout or timeout:
session.timeout = (timeout
if timeout is not None else options.timeout)
# Handle configured proxies
if options.proxy:
session.proxies = {
"http": options.proxy,
"https": options.proxy,
}
# Determine if we can prompt the dashboard for authentication or not
session.auth.prompting = not options.no_input
return session
def _build_session(
self,
options: Values,
retries: Optional[int] = None,
timeout: Optional[int] = None,
fallback_to_certifi: bool = False,
) -> PipSession:
cache_dir = options.cache_dir
assert not cache_dir or os.path.isabs(cache_dir)
if "truststore" in options.features_enabled:
try:
ssl_context = _create_truststore_ssl_context()
except Exception:
if not fallback_to_certifi:
raise
ssl_context = None
else:
ssl_context = None
session = PipSession(
cache=os.path.join(cache_dir, "http") if cache_dir else None,
retries=retries if retries is not None else options.retries,
trusted_hosts=options.trusted_hosts,
index_urls=self._get_index_urls(options),
ssl_context=ssl_context,
)
# Handle custom ca-bundles from the user
if options.cert:
session.verify = options.cert
# Handle SSL client certificate
if options.client_cert:
session.cert = options.client_cert
# Handle timeouts
if options.timeout or timeout:
session.timeout = timeout if timeout is not None else options.timeout
# Handle configured proxies
if options.proxy:
session.proxies = {
"http": options.proxy,
"https": options.proxy,
}
# Determine if we can prompt the user for authentication or not
session.auth.prompting = not options.no_input
return session