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# Copyright (c) 2016-2024 by Ron Frederick <ronf@timeheart.net> and others.
#
# This program and the accompanying materials are made available under
# the terms of the Eclipse Public License v2.0 which accompanies this
# distribution and is available at:
#
# http://www.eclipse.org/legal/epl-2.0/
#
# This program may also be made available under the following secondary
# licenses when the conditions for such availability set forth in the
# Eclipse Public License v2.0 are satisfied:
#
# GNU General Public License, Version 2.0, or any later versions of
# that license
#
# SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
#
# Contributors:
# Ron Frederick - initial implementation, API, and documentation
"""SSH agent support code for UNIX"""
import asyncio
import errno
from typing import TYPE_CHECKING, Tuple
if TYPE_CHECKING:
# pylint: disable=cyclic-import
from .agent import AgentReader, AgentWriter
async def open_agent(agent_path: str) -> Tuple['AgentReader', 'AgentWriter']:
"""Open a connection to ssh-agent"""
if not agent_path:
raise OSError(errno.ENOENT, 'Agent not found')
return await asyncio.open_unix_connection(agent_path)
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