mirror of
https://github.com/onionshare/onionshare.git
synced 2025-01-14 08:49:47 -05:00
271 lines
9.1 KiB
Python
271 lines
9.1 KiB
Python
# -*- coding: utf-8 -*-
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"""
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OnionShare | https://onionshare.org/
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Copyright (C) 2014-2022 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 time
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import json
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import os
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from PySide2 import QtCore
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from onionshare_cli.onion import (
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TorErrorInvalidSetting,
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TorErrorAutomatic,
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TorErrorSocketPort,
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TorErrorSocketFile,
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TorErrorMissingPassword,
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TorErrorUnreadableCookieFile,
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TorErrorAuthError,
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TorErrorProtocolError,
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BundledTorTimeout,
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BundledTorBroken,
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TorTooOldEphemeral,
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TorTooOldStealth,
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PortNotAvailable,
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)
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from . import strings
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class OnionThread(QtCore.QThread):
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"""
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Starts the onion service, and waits for it to finish
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"""
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success = QtCore.Signal()
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success_early = QtCore.Signal()
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error = QtCore.Signal(str)
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def __init__(self, mode):
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super(OnionThread, self).__init__()
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self.mode = mode
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self.mode.common.log("OnionThread", "__init__")
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# allow this thread to be terminated
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self.setTerminationEnabled()
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def run(self):
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self.mode.common.log("OnionThread", "run")
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# Make a new static URL path for each new share
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self.mode.web.generate_static_url_path()
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# Choose port early, because we need them to exist in advance for scheduled shares
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if not self.mode.app.port:
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self.mode.app.choose_port()
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try:
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if self.mode.obtain_onion_early:
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self.mode.app.start_onion_service(
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self.mode.get_type(), self.mode.settings, await_publication=False
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)
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# wait for modules in thread to load, preventing a thread-related cx_Freeze crash
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time.sleep(0.2)
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self.success_early.emit()
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# Unregister the onion so we can use it in the next OnionThread
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self.mode.app.stop_onion_service(self.mode.settings)
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else:
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self.mode.app.start_onion_service(
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self.mode.get_type(), self.mode.settings, await_publication=True
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)
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# wait for modules in thread to load, preventing a thread-related cx_Freeze crash
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time.sleep(0.2)
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# start onionshare http service in new thread
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self.mode.web_thread = WebThread(self.mode)
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self.mode.web_thread.start()
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self.success.emit()
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except (
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TorErrorInvalidSetting,
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TorErrorAutomatic,
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TorErrorSocketPort,
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TorErrorSocketFile,
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TorErrorMissingPassword,
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TorErrorUnreadableCookieFile,
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TorErrorAuthError,
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TorErrorProtocolError,
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BundledTorTimeout,
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BundledTorBroken,
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TorTooOldEphemeral,
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TorTooOldStealth,
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PortNotAvailable,
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) as e:
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message = self.mode.common.gui.get_translated_tor_error(e)
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self.error.emit(message)
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return
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class WebThread(QtCore.QThread):
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"""
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Starts the web service
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"""
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success = QtCore.Signal()
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error = QtCore.Signal(str)
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def __init__(self, mode):
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super(WebThread, self).__init__()
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self.mode = mode
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self.mode.common.log("WebThread", "__init__")
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def run(self):
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self.mode.common.log("WebThread", "run")
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self.mode.web.start(self.mode.app.port)
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self.success.emit()
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class AutoStartTimer(QtCore.QThread):
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"""
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Waits for a prescribed time before allowing a share to start
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"""
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success = QtCore.Signal()
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error = QtCore.Signal(str)
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def __init__(self, mode, canceled=False):
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super(AutoStartTimer, self).__init__()
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self.mode = mode
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self.canceled = canceled
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self.mode.common.log("AutoStartTimer", "__init__")
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# allow this thread to be terminated
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self.setTerminationEnabled()
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def run(self):
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now = QtCore.QDateTime.currentDateTime()
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autostart_timer_datetime_delta = now.secsTo(
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self.mode.server_status.autostart_timer_datetime
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)
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try:
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# Sleep until scheduled time
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while autostart_timer_datetime_delta > 0 and self.canceled is False:
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time.sleep(0.1)
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now = QtCore.QDateTime.currentDateTime()
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autostart_timer_datetime_delta = now.secsTo(
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self.mode.server_status.autostart_timer_datetime
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)
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# Timer has now finished
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if self.canceled is False:
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self.mode.server_status.server_button.setText(
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strings._("gui_please_wait")
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)
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self.mode.server_status_label.setText(
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strings._("gui_status_indicator_share_working")
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)
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self.success.emit()
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except ValueError as e:
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self.error.emit(e.args[0])
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return
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class EventHandlerThread(QtCore.QThread):
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"""
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To trigger an event, write a JSON line to the events file. When that file changes,
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each line will be handled as an event. Valid events are:
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{"type": "new_tab"}
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{"type": "new_share_tab", "filenames": ["file1", "file2"]}
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"""
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new_tab = QtCore.Signal()
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new_share_tab = QtCore.Signal(list)
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def __init__(self, common):
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super(EventHandlerThread, self).__init__()
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self.common = common
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self.common.log("EventHandlerThread", "__init__")
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self.should_quit = False
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def run(self):
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self.common.log("EventHandlerThread", "run")
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mtime = 0
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while True:
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if os.path.exists(self.common.gui.events_filename):
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# Events file exists
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if os.stat(self.common.gui.events_filename).st_mtime != mtime:
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# Events file has been modified, load events
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try:
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with open(self.common.gui.events_filename, "r") as f:
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lines = f.readlines()
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os.remove(self.common.gui.events_filename)
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self.common.log(
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"EventHandler", "run", f"processing {len(lines)} lines"
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)
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for line in lines:
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try:
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obj = json.loads(line)
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if "type" not in obj:
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self.common.log(
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"EventHandler",
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"run",
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f"event does not have a type: {obj}",
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)
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continue
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except json.decoder.JSONDecodeError:
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self.common.log(
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"EventHandler",
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"run",
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f"ignoring invalid line: {line}",
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)
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continue
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if obj["type"] == "new_tab":
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self.common.log("EventHandler", "run", "new_tab event")
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self.new_tab.emit()
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elif obj["type"] == "new_share_tab":
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if (
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"filenames" in obj
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and type(obj["filenames"]) is list
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):
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self.new_share_tab.emit(obj["filenames"])
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else:
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self.common.log(
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"EventHandler",
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"run",
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f"invalid new_share_tab event: {obj}",
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)
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else:
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self.common.log(
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"EventHandler", "run", f"invalid event type: {obj}"
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)
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except Exception:
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pass
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if self.should_quit:
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break
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time.sleep(0.2)
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class OnionCleanupThread(QtCore.QThread):
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"""
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Wait for Tor rendezvous circuits to close in a separate thread
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"""
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def __init__(self, common):
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super(OnionCleanupThread, self).__init__()
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self.common = common
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self.common.log("OnionCleanupThread", "__init__")
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def run(self):
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self.common.log("OnionCleanupThread", "run")
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self.common.gui.onion.cleanup()
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