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pyTelegramBotAPI/examples/webhook_examples/webhook_tornado_echo_bot.py

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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# This example shows webhook echo bot with Tornado web framework
# Documenation to Tornado: http://tornadoweb.org
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import signal
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from typing import Optional, Awaitable
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import tornado.httpserver
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import tornado.ioloop
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import tornado.options
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import tornado.web
import telebot
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API_TOKEN = '<api_token>'
WEBHOOK_CERT = "./cert.pem"
WEBHOOK_PKEY = "./pkey.pem"
WEBHOOK_HOST = "<domain_or_ip>"
WEBHOOK_SECRET = "<secret_uri_for_updates"
WEBHOOK_PORT = 88
WEBHOOK_URL_BASE = "https://{0}:{1}/{2}".format(WEBHOOK_HOST, str(WEBHOOK_PORT), WEBHOOK_SECRET)
# Quick'n'dirty SSL certificate generation:
#
# openssl genrsa -out pkey.pem 2048
# openssl req -new -x509 -days 3650 -key pkey.pem -out cert.pem
#
# When asked for "Common Name (e.g. server FQDN or YOUR name)" you should reply
# with the same value in you put in WEBHOOK_HOST
bot = telebot.TeleBot(API_TOKEN)
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class Root(tornado.web.RequestHandler):
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def data_received(self, chunk: bytes) -> Optional[Awaitable[None]]:
pass
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def get(self):
self.write("Hi! This is webhook example!")
self.finish()
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class WebhookServ(tornado.web.RequestHandler):
def data_received(self, chunk: bytes) -> Optional[Awaitable[None]]:
pass
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def get(self):
self.write("What are you doing here?")
self.finish()
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def post(self):
if "Content-Length" in self.request.headers and \
"Content-Type" in self.request.headers and \
self.request.headers['Content-Type'] == "application/json":
# length = int(self.request.headers['Content-Length'])
json_data = self.request.body.decode("utf-8")
update = telebot.types.Update.de_json(json_data)
bot.process_new_updates([update])
self.write("")
self.finish()
else:
self.write("What are you doing here?")
self.finish()
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tornado.options.define("port", default=WEBHOOK_PORT, help="run on the given port", type=int)
is_closing = False
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def signal_handler(signum, frame):
global is_closing
print("Exiting...")
is_closing = True
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def try_exit():
global is_closing
if is_closing:
# clean up here
tornado.ioloop.IOLoop.instance().stop()
print("Exit success!")
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# Handle '/start' and '/help'
@bot.message_handler(commands=['help', 'start'])
def send_welcome(message):
bot.reply_to(message,
("Hi there, I am EchoBot.\n"
"I am here to echo your kind words back to you."))
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bot.remove_webhook()
bot.set_webhook(url=WEBHOOK_URL_BASE,
certificate=open(WEBHOOK_CERT, 'r'))
tornado.options.options.logging = None
tornado.options.parse_command_line()
signal.signal(signal.SIGINT, signal_handler)
application = tornado.web.Application([
(r"/", Root),
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(r"/" + WEBHOOK_SECRET, WebhookServ)
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])
http_server = tornado.httpserver.HTTPServer(application, ssl_options={
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"certfile": WEBHOOK_CERT,
"keyfile" : WEBHOOK_PKEY,
})
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http_server.listen(tornado.options.options.port)
tornado.ioloop.PeriodicCallback(try_exit, 100).start()
tornado.ioloop.IOLoop.instance().start()