Created
December 12, 2016 09:14
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| #!/usr/bin/env python3 | |
| # This was a failed PoC to try and use socket files as ssh_config file. :) | |
| # by Stefan Midjich | |
| import os | |
| import functools | |
| import asyncio | |
| def set_socket_permission(socket_file): | |
| os.chmod(socket_file, 0o600) | |
| class SSHConfigServer(asyncio.Protocol): | |
| def __init__(self): | |
| self._configs = [{ | |
| 'Host': 'syslog03', | |
| 'HostName': '127.0.0.1', | |
| 'User': 'stemid', | |
| 'Port': 22 | |
| }] | |
| def connection_made(self, transport): | |
| for config in self._configs: | |
| # Write first line of host config and delete that key from | |
| # local dict so we can loop out the rest. | |
| transport.write(bytes(config['Host'], encoding='UTF-8')) | |
| del config['Host'] | |
| for (key, value) in config.items(): | |
| _out = '{key} {value}\n'.format( | |
| key=key, | |
| value=value | |
| ) | |
| transport.write(bytes(_out, encoding='UTF-8')) | |
| def main(): | |
| socket_filepath = "/Users/stemid/.ssh/dynamic_config" | |
| loop = asyncio.get_event_loop() | |
| server_coroutine = loop.create_unix_server(SSHConfigServer, socket_filepath) | |
| server = loop.run_until_complete(server_coroutine) | |
| callback = functools.partial(set_socket_permission, socket_filepath) | |
| loop.call_soon(callback) | |
| try: | |
| loop.run_forever() | |
| except KeyboardInterrupt: | |
| print("exit") | |
| finally: | |
| server.close() | |
| loop.close() | |
| os.remove(socket_filepath) | |
| if __name__ == "__main__": | |
| main() |
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