200 lines
6.4 KiB
Python
200 lines
6.4 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 subprocess
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import time
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from datetime import datetime, timedelta
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from .curl import CurlClient
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from .env import Env
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log = logging.getLogger(__name__)
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class VsFTPD:
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def __init__(self, env: Env, with_ssl=False):
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self.env = env
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self._cmd = env.vsftpd
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self._scheme = "ftp"
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self._with_ssl = with_ssl
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if self._with_ssl:
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self._port = self.env.ftps_port
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name = "vsftpds"
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else:
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self._port = self.env.ftp_port
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name = "vsftpd"
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self._vsftpd_dir = os.path.join(env.gen_dir, name)
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self._run_dir = os.path.join(self._vsftpd_dir, "run")
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self._docs_dir = os.path.join(self._vsftpd_dir, "docs")
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self._tmp_dir = os.path.join(self._vsftpd_dir, "tmp")
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self._conf_file = os.path.join(self._vsftpd_dir, "test.conf")
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self._pid_file = os.path.join(self._vsftpd_dir, "vsftpd.pid")
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self._error_log = os.path.join(self._vsftpd_dir, "vsftpd.log")
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self._process = None
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self.clear_logs()
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@property
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def domain(self):
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return self.env.ftp_domain
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@property
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def docs_dir(self):
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return self._docs_dir
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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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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_if_running(self):
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if self.is_running():
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return self.stop()
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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 self.wait_dead(timeout=timedelta(seconds=5))
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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 start(self, wait_live=True):
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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"{self._conf_file}",
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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 not wait_live or self.wait_live(timeout=timedelta(seconds=5))
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def wait_dead(self, timeout: timedelta):
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curl = CurlClient(env=self.env, run_dir=self._tmp_dir)
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try_until = datetime.now() + timeout
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while datetime.now() < try_until:
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check_url = f"{self._scheme}://{self.domain}:{self.port}/"
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r = curl.ftp_get(urls=[check_url], extra_args=["-v"])
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if r.exit_code != 0:
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return True
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log.debug(f"waiting for vsftpd to stop responding: {r}")
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time.sleep(0.1)
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log.debug(f"Server still responding after {timeout}")
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return False
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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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try_until = datetime.now() + timeout
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while datetime.now() < try_until:
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check_url = f"{self._scheme}://{self.domain}:{self.port}/"
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r = curl.ftp_get(
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urls=[check_url],
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extra_args=["--trace", "curl-start.trace", "--trace-time"],
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)
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if r.exit_code == 0:
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return True
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log.debug(f"waiting for vsftpd to become responsive: {r}")
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time.sleep(0.1)
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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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self._mkpath(self._docs_dir)
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self._mkpath(self._tmp_dir)
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conf = [ # base server config
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"listen=YES",
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"run_as_launching_user=YES",
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"#listen_address=127.0.0.1",
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f"listen_port={self.port}",
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"local_enable=NO",
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"anonymous_enable=YES",
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f"anon_root={self._docs_dir}",
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"dirmessage_enable=YES",
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"write_enable=YES",
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"anon_upload_enable=YES",
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"log_ftp_protocol=YES",
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"xferlog_enable=YES",
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"xferlog_std_format=NO",
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f"vsftpd_log_file={self._error_log}",
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"\n",
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]
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if self._with_ssl:
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creds = self.env.get_credentials(self.domain)
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assert creds # convince pytype this isn't None
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conf.extend(
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[
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"ssl_enable=YES",
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"debug_ssl=YES",
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"allow_anon_ssl=YES",
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f"rsa_cert_file={creds.cert_file}",
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f"rsa_private_key_file={creds.pkey_file}",
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# require_ssl_reuse=YES means ctrl and data connection need to use the same session
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"require_ssl_reuse=NO",
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]
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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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