http_urllib3.py 文件源码

def __init__(self, host='localhost', port=9200, http_auth=None,
            use_ssl=False, verify_certs=False, ca_certs=None, client_cert=None,
            ssl_version=None, ssl_assert_hostname=None, ssl_assert_fingerprint=None,
            maxsize=10, **kwargs):

        super(Urllib3HttpConnection, self).__init__(host=host, port=port, **kwargs)
        self.headers = urllib3.make_headers(keep_alive=True)
        if http_auth is not None:
            if isinstance(http_auth, (tuple, list)):
                http_auth = ':'.join(http_auth)
            self.headers.update(urllib3.make_headers(basic_auth=http_auth))

        pool_class = urllib3.HTTPConnectionPool
        kw = {}
        if use_ssl:
            pool_class = urllib3.HTTPSConnectionPool
            kw.update({
                'ssl_version': ssl_version,
                'assert_hostname': ssl_assert_hostname,
                'assert_fingerprint': ssl_assert_fingerprint,
            })

            if verify_certs:
                kw.update({
                    'cert_reqs': 'CERT_REQUIRED',
                    'ca_certs': ca_certs,
                    'cert_file': client_cert,
                })
            elif ca_certs:
                raise ImproperlyConfigured("You cannot pass CA certificates when verify SSL is off.")
            else:
                warnings.warn(
                    'Connecting to %s using SSL with verify_certs=False is insecure.' % host)

        self.pool = pool_class(host, port=port, timeout=self.timeout, maxsize=maxsize, **kw)