175 lines
5.4 KiB
Python
175 lines
5.4 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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#***************************************************************************
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# _ _ ____ _
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# Project ___| | | | _ \| |
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# / __| | | | |_) | |
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# | (__| |_| | _ <| |___
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# \___|\___/|_| \_\_____|
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#
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# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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#
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# This software is licensed as described in the file COPYING, which
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# you should have received as part of this distribution. The terms
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# are also available at https://curl.se/docs/copyright.html.
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#
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# You may opt to use, copy, modify, merge, publish, distribute and/or sell
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# copies of the Software, and permit persons to whom the Software is
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# furnished to do so, under the terms of the COPYING file.
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#
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# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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# KIND, either express or implied.
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#
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# SPDX-License-Identifier: curl
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#
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###########################################################################
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#
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import logging
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import os
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import socket
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import subprocess
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import time
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from datetime import timedelta, datetime
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from typing import Dict
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from . import CurlClient
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from .env import Env
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from .ports import alloc_ports_and_do
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log = logging.getLogger(__name__)
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class Dante:
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def __init__(self, env: Env):
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self.env = env
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self._cmd = env.danted
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self._port = 0
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self.name = 'danted'
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self._port_skey = 'danted'
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self._port_specs = {
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'danted': socket.SOCK_STREAM,
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}
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self._dante_dir = os.path.join(env.gen_dir, self.name)
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self._run_dir = os.path.join(self._dante_dir, 'run')
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self._tmp_dir = os.path.join(self._dante_dir, 'tmp')
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self._conf_file = os.path.join(self._dante_dir, 'test.conf')
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self._dante_log = os.path.join(self._dante_dir, 'dante.log')
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self._error_log = os.path.join(self._dante_dir, 'error.log')
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self._pid_file = os.path.join(self._dante_dir, 'dante.pid')
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self._process = None
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self.clear_logs()
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@property
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def port(self) -> int:
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return self._port
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def clear_logs(self):
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self._rmf(self._error_log)
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self._rmf(self._dante_log)
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def exists(self):
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return os.path.exists(self._cmd)
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def is_running(self):
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if self._process:
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self._process.poll()
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return self._process.returncode is None
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return False
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def start_if_needed(self):
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if not self.is_running():
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return self.start()
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return True
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def stop(self, wait_dead=True):
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self._mkpath(self._tmp_dir)
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if self._process:
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self._process.terminate()
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self._process.wait(timeout=2)
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self._process = None
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return not wait_dead or True
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return True
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def restart(self):
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self.stop()
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return self.start()
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def initial_start(self):
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def startup(ports: Dict[str, int]) -> bool:
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self._port = ports[self._port_skey]
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if self.start():
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self.env.update_ports(ports)
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return True
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self.stop()
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self._port = 0
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return False
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return alloc_ports_and_do(self._port_specs, startup,
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self.env.gen_root, max_tries=3)
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def start(self, wait_live=True):
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assert self._port > 0
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self._mkpath(self._tmp_dir)
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if self._process:
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self.stop()
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self._write_config()
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args = [
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self._cmd,
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'-f', f'{self._conf_file}',
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'-p', f'{self._pid_file}',
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'-d', '0',
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]
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procerr = open(self._error_log, 'a')
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self._process = subprocess.Popen(args=args, stderr=procerr)
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if self._process.returncode is not None:
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return False
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return self.wait_live(timeout=timedelta(seconds=Env.SERVER_TIMEOUT))
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def wait_live(self, timeout: timedelta):
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curl = CurlClient(env=self.env, run_dir=self._tmp_dir,
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timeout=timeout.total_seconds(), socks_args=[
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'--socks5', f'127.0.0.1:{self._port}'
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])
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try_until = datetime.now() + timeout
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while datetime.now() < try_until:
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r = curl.http_get(url=f'http://{self.env.domain1}:{self.env.http_port}/')
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if r.exit_code == 0:
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return True
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time.sleep(.1)
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log.error(f"Server still not responding after {timeout}")
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return False
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def _rmf(self, path):
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if os.path.exists(path):
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return os.remove(path)
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def _mkpath(self, path):
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if not os.path.exists(path):
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return os.makedirs(path)
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def _write_config(self):
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conf = [
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f'errorlog: {self._error_log}',
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f'logoutput: {self._dante_log}',
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f'internal: 127.0.0.1 port = {self._port}',
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'external: 127.0.0.1',
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'clientmethod: none',
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'socksmethod: none',
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'client pass {',
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' from: 127.0.0.0/24 to: 0.0.0.0/0',
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' log: error',
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'}',
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'socks pass {',
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' from: 0.0.0.0/0 to: 0.0.0.0/0',
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' command: bindreply connect udpreply',
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' log: error',
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'}',
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'\n',
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]
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with open(self._conf_file, 'w') as fd:
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fd.write("\n".join(conf))
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