connection.py 文件源码

def request(self, host, handler, request_body, verbose=0):
        """Send XMLRPC request"""
        uri = '{scheme}://{host}{handler}'.format(scheme=self._scheme,
                                                  host=host, handler=handler)

        if self._passmgr:
            self._passmgr.add_password(None, uri, self._username,
                                       self._password)
        if self.verbose:
            _LOGGER.debug("FabricTransport: {0}".format(uri))

        opener = urllib2.build_opener(*self._handlers)

        headers = {
            'Content-Type': 'text/xml',
            'User-Agent': self.user_agent,
        }
        req = urllib2.Request(uri, request_body, headers=headers)

        try:
            return self.parse_response(opener.open(req))
        except (urllib2.URLError, urllib2.HTTPError) as exc:
            try:
                code = -1
                if exc.code == 400:
                    reason = 'Permission denied'
                    code = exc.code
                else:
                    reason = exc.reason
                msg = "{reason} ({code})".format(reason=reason, code=code)
            except AttributeError:
                if 'SSL' in str(exc):
                    msg = "SSL error"
                else:
                    msg = str(exc)
            raise InterfaceError("Connection with Fabric failed: " + msg)
        except BadStatusLine:
            raise InterfaceError("Connection with Fabric failed: check SSL")