"""Onionr - Private P2P Communication. This file handles all incoming http requests to the client, using Flask """ from typing import Dict import hmac import flask from gevent.pywsgi import WSGIServer from onionrutils import epoch import httpapi from filepaths import private_API_host_file import logger from etc import waitforsetvar from . import register_private_blueprints import config """ This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . """ class PrivateAPI: """Client HTTP api for controlling onionr and using UI.""" callbacks: Dict[str, Dict] = {'public': {}, 'private': {}} def __init__(self): """Initialize the api server, preping variables for later use. This initialization defines all of the API entry points and handlers for the endpoints and errors This also saves the used host (random localhost IP address) to the data folder in host.txt """ self.config = config self.startTime = epoch.get_epoch() app = flask.Flask(__name__) bind_port = int(config.get('client.client.port', 59496)) self.bindPort = bind_port self.clientToken = config.get('client.webpassword') if config.get('general.bind_address'): with open(private_API_host_file, 'w') as bindFile: bindFile.write(config.get('general.bind_address')) self.host = config.get('general.bind_address') else: self.host = httpapi.apiutils.setbindip.set_bind_IP( private_API_host_file) logger.info('Running api on %s:%s' % (self.host, self.bindPort)) self.httpServer = '' self.queueResponse = {} register_private_blueprints.register_private_blueprints(self, app) httpapi.load_plugin_blueprints(app) self.app = app def start(self): """Start client gevent API web server with flask client app.""" waitforsetvar.wait_for_set_var(self, "_too_many") fd_handler = httpapi.fdsafehandler.FDSafeHandler self.httpServer = WSGIServer((self.host, self.bindPort), self.app, log=None, handler_class=fd_handler) self.httpServer.serve_forever() def setPublicAPIInstance(self, inst): """Dynamically set public API instance.""" self.publicAPI = inst def validateToken(self, token): """Validate that the client token matches the given token. Used to prevent CSRF and other attacks. """ if not self.clientToken: logger.error("client password needs to be set") return False try: return hmac.compare_digest(self.clientToken, token) except TypeError: return False def getUptime(self) -> int: """Safely wait for uptime to be set and return it.""" while True: try: return epoch.get_epoch() - self.startTime except (AttributeError, NameError): # Don't error on race condition with startup pass def getBlockData(self, bHash, decrypt=False, raw=False, headerOnly=False) -> bytes: """Returns block data bytes.""" return self.get_block_data.get_block_data(bHash, decrypt=decrypt, raw=raw, headerOnly=headerOnly)