mirror of
https://github.com/onionshare/onionshare.git
synced 2024-10-01 01:35:40 -04:00
515 lines
18 KiB
Python
515 lines
18 KiB
Python
# -*- coding: utf-8 -*-
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"""
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OnionShare | https://onionshare.org/
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Copyright (C) 2014-2020 Micah Lee, et al. <micah@micahflee.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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import os, sys, time, argparse, threading
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from datetime import datetime
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from datetime import timedelta
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from .common import Common
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from .web import Web
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from .onion import *
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from .onionshare import OnionShare
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from .mode_settings import ModeSettings
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def build_url(mode_settings, app, web):
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# Build the URL
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if mode_settings.get("general", "public"):
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return f"http://{app.onion_host}"
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else:
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return f"http://onionshare:{web.password}@{app.onion_host}"
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def main(cwd=None):
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"""
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The main() function implements all of the logic that the command-line version of
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onionshare uses.
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"""
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common = Common()
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# Display OnionShare banner
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print(f"OnionShare {common.version} | https://onionshare.org/")
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reset = "\033[0m"
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purple = "\33[95m"
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print(purple)
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print(" @@@@@@@@@ ")
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print(" @@@@@@@@@@@@@@@@@@@ ")
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print(" @@@@@@@@@@@@@@@@@@@@@@@@@ ")
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print(" @@@@@@@@@@@@@@@@@@@@@@@@@@@@@ ")
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print(
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" @@@@@@@@@@@@@@@@@@@@@@@@@@@@@ ___ _ "
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)
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print(
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" @@@@@@ @@@@@@@@@@@@@ / _ \\ (_) "
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)
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print(
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" @@@@ @ @@@@@@@@@@@ | | | |_ __ _ ___ _ __ "
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)
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print(
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" @@@@@@@@ @@@@@@@@@@ | | | | '_ \\| |/ _ \\| '_ \\ "
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)
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print(
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" @@@@@@@@@@@@ @@@@@@@@@@ \\ \\_/ / | | | | (_) | | | | "
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)
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print(
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" @@@@@@@@@@@@@@@@ @@@@@@@@@ \\___/|_| |_|_|\\___/|_| |_| "
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)
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print(
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" @@@@@@@@@ @@@@@@@@@@@@@@@@ _____ _ "
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)
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print(
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" @@@@@@@@@@ @@@@@@@@@@@@ / ___| | "
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)
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print(
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" @@@@@@@@@@ @@@@@@@@ \\ `--.| |__ __ _ _ __ ___ "
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)
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print(
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" @@@@@@@@@@@ @ @@@@ `--. \\ '_ \\ / _` | '__/ _ \\"
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)
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print(
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" @@@@@@@@@@@@@ @@@@@@ /\\__/ / | | | (_| | | | __/"
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)
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print(
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" @@@@@@@@@@@@@@@@@@@@@@@@@@@@@ \\____/|_| |_|\\__,_|_| \\___|"
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)
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print(" @@@@@@@@@@@@@@@@@@@@@@@@@@@@@ ")
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print(" @@@@@@@@@@@@@@@@@@@@@@@@@ ")
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print(" @@@@@@@@@@@@@@@@@@@ ")
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print(" @@@@@@@@@ ")
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print(reset)
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# OnionShare CLI in OSX needs to change current working directory (#132)
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if common.platform == "Darwin":
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if cwd:
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os.chdir(cwd)
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# Parse arguments
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parser = argparse.ArgumentParser(
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formatter_class=lambda prog: argparse.HelpFormatter(prog, max_help_position=28)
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)
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# Select modes
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parser.add_argument(
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"--receive", action="store_true", dest="receive", help="Receive files"
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)
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parser.add_argument(
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"--website", action="store_true", dest="website", help="Publish website"
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)
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parser.add_argument(
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"--chat", action="store_true", dest="chat", help="Start chat server"
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)
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# Tor connection-related args
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parser.add_argument(
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"--local-only",
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action="store_true",
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dest="local_only",
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default=False,
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help="Don't use Tor (only for development)",
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)
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parser.add_argument(
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"--connect-timeout",
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metavar="SECONDS",
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dest="connect_timeout",
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default=120,
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help="Give up connecting to Tor after a given amount of seconds (default: 120)",
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)
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parser.add_argument(
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"--config",
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metavar="FILENAME",
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default=None,
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help="Filename of custom global settings",
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)
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# Persistent file
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parser.add_argument(
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"--persistent",
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metavar="FILENAME",
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default=None,
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help="Filename of persistent session",
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)
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# General args
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parser.add_argument(
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"--public",
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action="store_true",
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dest="public",
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default=False,
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help="Don't use a password",
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)
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parser.add_argument(
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"--auto-start-timer",
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metavar="SECONDS",
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dest="autostart_timer",
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default=0,
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help="Start onion service at scheduled time (N seconds from now)",
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)
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parser.add_argument(
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"--auto-stop-timer",
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metavar="SECONDS",
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dest="autostop_timer",
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default=0,
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help="Stop onion service at schedule time (N seconds from now)",
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)
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parser.add_argument(
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"--legacy",
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action="store_true",
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dest="legacy",
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default=False,
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help="Use legacy address (v2 onion service, not recommended)",
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)
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parser.add_argument(
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"--client-auth",
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action="store_true",
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dest="client_auth",
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default=False,
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help="Use client authorization (requires --legacy)",
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)
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# Share args
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parser.add_argument(
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"--no-autostop-sharing",
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action="store_true",
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dest="no_autostop_sharing",
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default=False,
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help="Share files: Continue sharing after files have been sent (default is to stop sharing)",
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)
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# Receive args
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parser.add_argument(
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"--data-dir",
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metavar="data_dir",
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default=None,
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help="Receive files: Save files received to this directory",
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)
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# Website args
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parser.add_argument(
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"--disable_csp",
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action="store_true",
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dest="disable_csp",
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default=False,
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help="Publish website: Disable Content Security Policy header (allows your website to use third-party resources)",
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)
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# Other
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parser.add_argument(
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"-v",
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"--verbose",
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action="store_true",
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dest="verbose",
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help="Log OnionShare errors to stdout, and web errors to disk",
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)
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parser.add_argument(
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"filename",
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metavar="filename",
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nargs="*",
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help="List of files or folders to share",
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)
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args = parser.parse_args()
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filenames = args.filename
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for i in range(len(filenames)):
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filenames[i] = os.path.abspath(filenames[i])
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receive = bool(args.receive)
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website = bool(args.website)
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chat = bool(args.chat)
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local_only = bool(args.local_only)
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connect_timeout = int(args.connect_timeout)
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config_filename = args.config
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persistent_filename = args.persistent
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public = bool(args.public)
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autostart_timer = int(args.autostart_timer)
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autostop_timer = int(args.autostop_timer)
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legacy = bool(args.legacy)
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client_auth = bool(args.client_auth)
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autostop_sharing = not bool(args.no_autostop_sharing)
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data_dir = args.data_dir
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disable_csp = bool(args.disable_csp)
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verbose = bool(args.verbose)
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if receive:
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mode = "receive"
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elif website:
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mode = "website"
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elif chat:
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mode = "chat"
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else:
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mode = "share"
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# Verbose mode?
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common.verbose = verbose
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# client_auth can only be set if legacy is also set
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if client_auth and not legacy:
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print(
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"Client authentication (--client-auth) is only supported with with legacy onion services (--legacy)"
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)
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sys.exit()
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# Re-load settings, if a custom config was passed in
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if config_filename:
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common.load_settings(config_filename)
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else:
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common.load_settings()
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# Mode settings
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if persistent_filename:
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mode_settings = ModeSettings(common, persistent_filename)
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mode_settings.set("persistent", "enabled", True)
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else:
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mode_settings = ModeSettings(common)
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if mode_settings.just_created:
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# This means the mode settings were just created, not loaded from disk
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mode_settings.set("general", "public", public)
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mode_settings.set("general", "autostart_timer", autostart_timer)
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mode_settings.set("general", "autostop_timer", autostop_timer)
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mode_settings.set("general", "legacy", legacy)
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mode_settings.set("general", "client_auth", client_auth)
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if mode == "share":
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mode_settings.set("share", "autostop_sharing", autostop_sharing)
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if mode == "receive":
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if data_dir:
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mode_settings.set("receive", "data_dir", data_dir)
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if mode == "website":
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mode_settings.set("website", "disable_csp", disable_csp)
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else:
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# See what the persistent mode was
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mode = mode_settings.get("persistent", "mode")
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# In share and website mode, you must supply a list of filenames
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if mode == "share" or mode == "website":
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# Unless you passed in a persistent filename, in which case get the filenames from
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# the mode settings
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if persistent_filename and not mode_settings.just_created:
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filenames = mode_settings.get(mode, "filenames")
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else:
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# Make sure filenames given if not using receiver mode
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if len(filenames) == 0:
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if persistent_filename:
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mode_settings.delete()
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parser.print_help()
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sys.exit()
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# Validate filenames
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valid = True
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for filename in filenames:
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if not os.path.isfile(filename) and not os.path.isdir(filename):
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print(f"{filename} is not a valid file.")
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valid = False
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if not os.access(filename, os.R_OK):
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print(f"{filename} is not a readable file.")
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valid = False
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if not valid:
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sys.exit()
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# Create the Web object
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web = Web(common, False, mode_settings, mode)
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# Start the Onion object
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onion = Onion(common, use_tmp_dir=True)
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try:
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onion.connect(
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custom_settings=False,
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config=config_filename,
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connect_timeout=connect_timeout,
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local_only=local_only,
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)
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except KeyboardInterrupt:
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print("")
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sys.exit()
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except Exception as e:
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sys.exit(e.args[0])
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# Start the onionshare app
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try:
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common.settings.load()
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if not mode_settings.get("general", "public"):
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web.generate_password(mode_settings.get("onion", "password"))
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else:
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web.password = None
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app = OnionShare(common, onion, local_only, autostop_timer)
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app.choose_port()
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# Delay the startup if a startup timer was set
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if autostart_timer > 0:
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# Can't set a schedule that is later than the auto-stop timer
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if autostop_timer > 0 and autostop_timer < autostart_timer:
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print(
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"The auto-stop time can't be the same or earlier than the auto-start time. Please update it to start sharing."
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)
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sys.exit()
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app.start_onion_service(mode, mode_settings, False, True)
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url = build_url(mode_settings, app, web)
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schedule = datetime.now() + timedelta(seconds=autostart_timer)
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if mode == "receive":
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print(
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f"Files sent to you appear in this folder: {mode_settings.get('receive', 'data_dir')}"
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)
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print("")
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print(
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"Warning: Receive mode lets people upload files to your computer. Some files can potentially take control of your computer if you open them. Only open things from people you trust, or if you know what you are doing."
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)
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print("")
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if mode_settings.get("general", "client_auth"):
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print(
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f"Give this address and HidServAuth lineto your sender, and tell them it won't be accessible until: {schedule.strftime('%I:%M:%S%p, %b %d, %y')}"
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)
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print(app.auth_string)
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else:
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print(
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f"Give this address to your sender, and tell them it won't be accessible until: {schedule.strftime('%I:%M:%S%p, %b %d, %y')}"
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)
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else:
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if mode_settings.get("general", "client_auth"):
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print(
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f"Give this address and HidServAuth line to your recipient, and tell them it won't be accessible until: {schedule.strftime('%I:%M:%S%p, %b %d, %y')}"
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)
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print(app.auth_string)
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else:
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print(
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f"Give this address to your recipient, and tell them it won't be accessible until: {schedule.strftime('%I:%M:%S%p, %b %d, %y')}"
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)
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print(url)
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print("")
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print("Waiting for the scheduled time before starting...")
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app.onion.cleanup(False)
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time.sleep(autostart_timer)
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app.start_onion_service(mode, mode_settings)
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else:
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app.start_onion_service(mode, mode_settings)
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except KeyboardInterrupt:
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print("")
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sys.exit()
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except (TorTooOld, TorErrorProtocolError) as e:
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print("")
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print(e.args[0])
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sys.exit()
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if mode == "website":
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# Prepare files to share
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try:
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web.website_mode.set_file_info(filenames)
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except OSError as e:
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print(e.strerror)
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sys.exit(1)
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if mode == "share":
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# Prepare files to share
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print("Compressing files.")
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try:
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web.share_mode.set_file_info(filenames)
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app.cleanup_filenames += web.share_mode.cleanup_filenames
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except OSError as e:
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print(e.strerror)
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sys.exit(1)
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# Warn about sending large files over Tor
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if web.share_mode.download_filesize >= 157286400: # 150mb
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print("")
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print("Warning: Sending a large share could take hours")
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print("")
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# Start OnionShare http service in new thread
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t = threading.Thread(target=web.start, args=(app.port,))
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t.daemon = True
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t.start()
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try: # Trap Ctrl-C
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# Wait for web.generate_password() to finish running
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time.sleep(0.2)
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# start auto-stop timer thread
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if app.autostop_timer > 0:
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app.autostop_timer_thread.start()
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# Save the web password if we are using a persistent private key
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if mode_settings.get("persistent", "enabled"):
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if not mode_settings.get("onion", "password"):
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mode_settings.set("onion", "password", web.password)
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# mode_settings.save()
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# Build the URL
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url = build_url(mode_settings, app, web)
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print("")
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if autostart_timer > 0:
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print("Server started")
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else:
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if mode == "receive":
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print(
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f"Files sent to you appear in this folder: {mode_settings.get('receive', 'data_dir')}"
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)
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print("")
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print(
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"Warning: Receive mode lets people upload files to your computer. Some files can potentially take control of your computer if you open them. Only open things from people you trust, or if you know what you are doing."
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)
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print("")
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if mode_settings.get("general", "client_auth"):
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print("Give this address and HidServAuth to the sender:")
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print(url)
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print(app.auth_string)
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else:
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print("Give this address to the sender:")
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print(url)
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else:
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if mode_settings.get("general", "client_auth"):
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print("Give this address and HidServAuth line to the recipient:")
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print(url)
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print(app.auth_string)
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else:
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print("Give this address to the recipient:")
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print(url)
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print("")
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print("Press Ctrl+C to stop the server")
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# Wait for app to close
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while t.is_alive():
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if app.autostop_timer > 0:
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# if the auto-stop timer was set and has run out, stop the server
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if not app.autostop_timer_thread.is_alive():
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if mode == "share" or (mode == "website"):
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# If there were no attempts to download the share, or all downloads are done, we can stop
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if web.share_mode.cur_history_id == 0 or web.done:
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print("Stopped because auto-stop timer ran out")
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web.stop(app.port)
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break
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if mode == "receive":
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if (
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web.receive_mode.cur_history_id == 0
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or not web.receive_mode.uploads_in_progress
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):
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print("Stopped because auto-stop timer ran out")
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web.stop(app.port)
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break
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else:
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web.receive_mode.can_upload = False
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# Allow KeyboardInterrupt exception to be handled with threads
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# https://stackoverflow.com/questions/3788208/python-threading-ignores-keyboardinterrupt-exception
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time.sleep(0.2)
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except KeyboardInterrupt:
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web.stop(app.port)
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finally:
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# Shutdown
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app.cleanup()
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onion.cleanup()
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if __name__ == "__main__":
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main()
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