panni
108 lines
3.4 KiB
Python
108 lines
3.4 KiB
Python
# coding=utf-8
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from xmlrpclib import SafeTransport, ProtocolError, Fault, Transport
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import certifi
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import ssl
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import os
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import socket
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from requests import Session, exceptions
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from retry.api import retry_call
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from subzero.lib.io import get_viable_encoding
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pem_file = os.path.normpath(os.path.join(os.path.dirname(os.path.realpath(unicode(__file__, get_viable_encoding()))), "..", certifi.where()))
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try:
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default_ssl_context = ssl.create_default_context(cafile=pem_file)
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except AttributeError:
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# < Python 2.7.9
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default_ssl_context = None
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class RetryingSession(Session):
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proxied_functions = ("get", "post")
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def __init__(self):
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super(RetryingSession, self).__init__()
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self.verify = pem_file
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def retry_method(self, method, *args, **kwargs):
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return retry_call(getattr(super(RetryingSession, self), method), fargs=args, fkwargs=kwargs, tries=3, delay=5,
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exceptions=(exceptions.ConnectionError,
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exceptions.ProxyError,
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exceptions.SSLError,
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exceptions.Timeout,
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exceptions.ConnectTimeout,
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exceptions.ReadTimeout,
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socket.timeout))
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def get(self, *args, **kwargs):
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return self.retry_method("get", *args, **kwargs)
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def post(self, *args, **kwargs):
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return self.retry_method("post", *args, **kwargs)
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class TimeoutTransport(Transport):
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"""Timeout support for ``xmlrpc.client.SafeTransport``."""
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def __init__(self, timeout, *args, **kwargs):
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Transport.__init__(self, *args, **kwargs)
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self.timeout = timeout
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def make_connection(self, host):
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c = Transport.make_connection(self, host)
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c.timeout = self.timeout
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return c
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class TimeoutSafeTransport(SafeTransport):
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"""Timeout support for ``xmlrpc.client.SafeTransport``."""
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def __init__(self, timeout, *args, **kwargs):
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SafeTransport.__init__(self, *args, **kwargs)
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self.timeout = timeout
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self.context = default_ssl_context
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def make_connection(self, host):
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c = SafeTransport.make_connection(self, host)
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c.timeout = self.timeout
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return c
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def single_request(self, host, handler, request_body, verbose=0):
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# issue XML-RPC request
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h = self.make_connection(host)
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if verbose:
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h.set_debuglevel(1)
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try:
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self.send_request(h, handler, request_body)
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self.send_host(h, host)
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self.send_user_agent(h)
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self.send_content(h, request_body)
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response = h.getresponse(buffering=True)
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headers = response.getheaders()
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if response.status == 200:
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self.verbose = verbose
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response = self.parse_response(response)
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response[0]["headers"] = dict(headers)
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return response
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except Fault:
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raise
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except Exception:
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# All unexpected errors leave connection in
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# a strange state, so we clear it.
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self.close()
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raise
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#discard any response data and raise exception
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if (response.getheader("content-length", 0)):
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response.read()
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raise ProtocolError(
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host + handler,
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response.status, response.reason,
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response.msg,
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) |