79 lines
2.7 KiB
Python
79 lines
2.7 KiB
Python
# Copyright (c) 2019 Red Hat, Inc.
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#
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from __future__ import absolute_import
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from urllib3 import connection
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from urllib3 import connectionpool
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from tobiko.shell import ssh
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class HTTPConnection(connection.HTTPConnection):
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def __init__(self, *args, **kwargs):
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#: Port forwarding address to redirect connection too if given
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self.forward_address = kwargs.pop("forward_address", None)
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super(HTTPConnection, self).__init__(*args, **kwargs)
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def _new_conn(self):
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""" Establish a socket connection and set nodelay settings on it.
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:return: New socket connection.
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"""
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extra_kw = {}
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if self.source_address:
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extra_kw["source_address"] = self.source_address
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if self.socket_options:
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extra_kw["socket_options"] = self.socket_options
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address = self.forward_address or (self._dns_host, self.port)
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try:
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conn = connection.connection.create_connection(
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address, self.timeout, **extra_kw)
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except connection.SocketTimeout as ex:
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raise connection.ConnectTimeoutError(
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self, (f"Connection to {self.host} timed out. "
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f"(connect timeout={self.timeout})")) from ex
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except connection.SocketError as ex:
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raise connection.NewConnectionError(
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self, f"Failed to establish a new connection: {ex}") from ex
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return conn
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class HTTPSConnection(HTTPConnection, connection.HTTPSConnection):
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pass
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class HTTPConnectionPool(connectionpool.HTTPConnectionPool):
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ConnectionCls = HTTPConnection
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def __init__(self, host, port, ssh_client=None, **kwargs):
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forward_address = ssh.get_forward_port_address(address=(host, port),
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ssh_client=ssh_client)
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super(HTTPConnectionPool, self).__init__(
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host=host, port=port, forward_address=forward_address, **kwargs)
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class HTTPSConnectionPool(HTTPConnectionPool,
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connectionpool.HTTPSConnectionPool):
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ConnectionCls = HTTPSConnection
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