420 lines
16 KiB
Python
Executable File
420 lines
16 KiB
Python
Executable File
#!/usr/bin/env python3
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import json
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import sys
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import urllib.parse
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import re
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import os
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import time
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import base64
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import logging
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import asyncio
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import tornado.web
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import tornado.routing
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import aiohttp
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import aiohttp_socks
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import html.parser
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import stream_providers
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logging.basicConfig(format='[%(filename)s:%(lineno)d] %(message)s', stream=sys.stdout, level=logging.INFO)
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logger = logging.getLogger(__name__)
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providers = {}
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providers["nrk"] = "https://tv.nrk.no"
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providers["svt"] = "https://svtplay.se"
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providers["youtube"] = "https://www.youtube.com/watch?v="
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providers["twitch"] = "https://twitch.tv"
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nextcloud_server = os.environ.get("NEXTCLOUD_SERVER")
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if nextcloud_server is not None:
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providers["nextcloud"] = nextcloud_server
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playlist = None
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icecast_server = os.environ.get("ICECAST_SERVER")
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stream_server = os.environ.get("STREAM_SERVER")
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proxy_server = os.environ.get("PROXY_SERVER")
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class ProxyElem():
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def __init__(self, proxy):
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self.proxy = proxy
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def local(self):
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timeout = aiohttp.ClientTimeout(total=1)
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return aiohttp.ClientSession(timeout=timeout)
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def session(self):
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connector = None
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if self.proxy is not None:
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connector = aiohttp_socks.ProxyConnector.from_url("socks5://" + self.proxy)
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timeout = aiohttp.ClientTimeout(total=2)
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return aiohttp.ClientSession(connector=connector, timeout=timeout)
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def __repr__(self):
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return str(self.proxy)
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async def content_type(self, url):
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ctype = None
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async with self.session() as session:
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for i in range(5):
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try:
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resp = await session.head(url)
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ctype = resp.headers.get("Content-Type", None)
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except Exception as e:
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logger.info(e)
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else:
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if isinstance(ctype, str):
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return ctype
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return "binary/octet-type"
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async def proxy_url(self, current, path):
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jdata = None
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data = {}
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data_list = [data]
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if path is None:
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data["upstream"] = current
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else:
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data["upstream"] = urllib.parse.urljoin(current, path)
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data["proxied"] = True
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if self.proxy is None:
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data["proxied"] = False
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else:
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data["proxy"] = self.proxy
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if proxy_server is None:
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return data["upstream"]
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try:
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async with self.local() as session:
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resp = await session.post(proxy_server, json=data_list)
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text = await resp.text()
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jdata = json.loads(text)
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except Exception as e:
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logger.info(e)
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if isinstance(jdata, list) and len(jdata) == 1:
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return jdata[0]
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else:
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return data["upstream"]
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class AsyncSessionData():
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def __init__(self, resp, current):
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self.resp = resp
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self.current = current
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class AsyncSession():
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def __init__(self, resp, current):
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self.sdata = AsyncSessionData(resp, current)
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async def task(self):
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resp = await self.sdata.resp
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return AsyncSessionData(resp, self.sdata.current)
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proxies = {}
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for key in providers:
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proxies[key] = []
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current = []
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for i in range(0,9):
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proxy = os.environ.get(f'{key}_proxy{i}'.upper())
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if proxy is not None:
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current.append(proxy)
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if len(current) == 0:
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proxies[key].append(ProxyElem(None))
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else:
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for proxy in current:
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proxies[key].append(ProxyElem(proxy))
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class MetaParser(html.parser.HTMLParser):
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def __init__(self):
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self.meta_data = {}
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self.accepted_attrs = []
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self.accepted_attrs.append("og:title")
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self.accepted_attrs.append("og:description")
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self.accepted_attrs.append("og:image")
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super().__init__()
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def handle_starttag(self, tag, attrs):
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if tag == "meta":
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name = None
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for attr in (attrs + attrs):
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if len(attr) == 2:
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if isinstance(name, str):
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if attr[0] == "content":
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self.meta_data[name] = attr[1]
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return
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elif attr[0] == "property" and attr[1] in self.accepted_attrs:
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name = attr[1]
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class UpstreamHandler():
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def __init__(self):
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self.provider = None
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self.render_url = None
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self.stream_url = None
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self.proxy = None
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self.upstream = None
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self.upstream_safe = None
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self.render = False
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self.stream = False
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async def setup(self, handler):
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self.provider = handler.get_query_argument("provider", None)
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render_str = handler.get_query_argument("render", "false")
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if self.provider in providers.keys():
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if render_str.lower() == "true":
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self.render = True
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else:
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self.stream = True
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path = handler.request.path
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if self.provider == "nextcloud":
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path = path.removesuffix("/").removesuffix("download").removesuffix("/")
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elif self.provider == "youtube":
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path = path.removeprefix("/")
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src = providers[self.provider] + path
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proxy_list = proxies.get(self.provider)
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if isinstance(proxy_list, list):
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futures = []
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sessions = []
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for current in proxy_list:
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session = current.session()
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sessions.append(session)
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future = AsyncSession(session.head(src), current)
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task = asyncio.create_task(future.task())
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futures.append(task)
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done = False
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for future in asyncio.as_completed(futures):
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try:
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result = await future
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resp = result.resp
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except Exception as e:
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logger.info(e)
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else:
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done = True
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new_url = str(resp.url)
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if new_url.lower().startswith("https://consent.youtube.com"):
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self.upstream = src
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self.upstream_safe = urllib.parse.quote(src)
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else:
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self.upstream = new_url
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self.upstream_safe = urllib.parse.quote(new_url)
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self.proxy = result.current
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break
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for future in futures:
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if not future.done():
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future.cancel()
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for session in sessions:
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await session.close()
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async def meta(self):
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data = {}
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try:
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embed_url = f'https://noembed.com/embed?url={self.upstream_safe}'
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async with self.proxy.session() as session:
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resp_embed_future = session.get(embed_url)
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resp_upstream_future = session.get(self.upstream)
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resp_embed = await resp_embed_future
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resp_upstream = await resp_upstream_future
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text_embed_future = resp_embed.text()
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text_upstream_future = resp_upstream.text()
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text_embed = await text_embed_future
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text_upstream = await text_upstream_future
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parser = MetaParser()
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parser.feed(text_upstream)
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data_raw = json.loads(text_embed)
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if isinstance(data_raw, dict):
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data_new = {}
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data_valid = True
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data_new["og:title"] = data_raw.get("title")
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data_new["og:description"] = data_raw.get("author_name")
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data_new["og:image"] = data_raw.get("thumbnail_url")
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data_filtered = {}
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for key in data_new:
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value = data_new.get(key)
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if isinstance(value, str):
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data_filtered[key] = value
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data_filtered.update(parser.meta_data)
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data = data_filtered
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image = data.get("og:image")
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if isinstance(image, str):
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if self.provider == "youtube":
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full_image = re.sub(r'\/[a-zA-Z0-9]+\.([a-zA-Z0-9]+)$', r'/maxresdefault.\1', image)
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image_status = None
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if full_image != image:
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image_status = await session.head(full_image)
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if hasattr(image_status, "status") and (image_status.status < 400):
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data["og:image"] = full_image
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except Exception as e:
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logger.info(e)
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return data
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if icecast_server is not None and stream_server is not None:
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try:
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with open("/app/sources.json", "r") as f:
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data = json.loads(f.read())
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playlist = "#EXTM3U\n"
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for key in data:
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current = data[key]
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name = current["name"]
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radio = current["radio"]
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if radio:
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playlist += f'#EXTINF:0 radio="true", {name}\n'
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playlist += icecast_server + key + "\n"
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else:
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playlist += f'#EXTINF:0 radio="false", {name}\n'
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playlist += stream_server + key + "\n"
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except Exception as e:
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logger.info(e)
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template_html = None
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script_file = None
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videojs_version = None
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font_awesome_version = None
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custom_style = None
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favicon = None
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try:
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with open("/app/index.html", "r") as f:
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template_html = tornado.template.Template(f.read().strip())
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with open("/app/script.js", "r") as f:
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script_raw = bytes(f.read().strip(), "utf-8")
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b64 = str(base64.b64encode(script_raw), "ascii")
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script_file = f'data:text/javascript;charset=utf-8;base64,{b64}'
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with open("/app/version/video.js.txt", "r") as f:
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videojs_version = f.read().strip()
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with open("/app/version/chromecast.txt", "r") as f:
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chromecast_version = f.read().strip()
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with open("/app/version/font-awesome.txt", "r") as f:
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font_awesome_version = f.read().strip()
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with open("/app/favicon.png", "rb") as f:
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favicon = f.read()
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with open("/app/style.css", "r") as f:
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custom_style_raw = bytes(f.read().strip(), "utf-8")
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b64 = str(base64.b64encode(custom_style_raw), "ascii")
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custom_style = f'data:text/css;charset=utf-8;base64,{b64}'
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except Exception as e:
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logger.info(e)
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async def rewrite(current, proxy):
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ndata = None
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text = None
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try:
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async with proxy.session() as session:
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resp = await session.get(current)
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text = await resp.text()
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logger.info(text)
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except Exception as e:
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logger.info(e)
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if text is not None:
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lines = text.splitlines()
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links = []
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for line in lines:
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if line.startswith("#EXT-X-KEY:METHOD="):
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matches = re.findall(r'(?<=URI=").+(?=")', line)
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if len(matches) == 1:
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ldata = {}
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ldata["upstream"] = urllib.parse.urljoin(current, matches[0])
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ldata["proxy"] = proxy.proxy
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ldata["proxied"] = isinstance(proxy.proxy, str)
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links.append(ldata)
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elif line.startswith("#"):
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pass
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else:
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ldata = {}
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ldata["upstream"] = urllib.parse.urljoin(current, line)
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ldata["proxy"] = proxy.proxy
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ldata["proxied"] = isinstance(proxy.proxy, str)
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links.append(ldata)
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if isinstance(proxy_server, str):
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ndata = ""
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try:
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async with proxy.local() as session:
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resp = await session.post(proxy_server, json=links)
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link_text = await resp.text()
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except Exception as e:
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logger.info(e)
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else:
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if isinstance(link_text, str):
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links = json.loads(link_text)
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for line in lines:
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if line.startswith("#EXT-X-KEY:METHOD="):
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matches = re.findall(r'(?<=URI=").+(?=")', line)
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if len(matches) == 1:
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new_url = links.pop(0)
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ndata += re.sub(r'URI=".+"', f'URI="{new_url}"', line)
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elif line.startswith("#"):
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ndata += line
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else:
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ndata += links.pop(0)
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ndata += "\n"
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return ndata
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class MainHandler(tornado.web.RequestHandler):
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async def handle_any(self, redir):
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handler = UpstreamHandler()
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await handler.setup(self)
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if handler.render:
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await self.handle_render(handler)
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elif handler.stream:
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await self.handle_stream(handler, redir)
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else:
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logger.info(f'provider missing {self.request.uri}')
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self.set_status(404)
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self.write("Stream not found. (provider missing)")
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async def handle_render(self, handler):
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if script_file is not None and template_html is not None:
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meta = await handler.meta()
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meta_list = list(meta.items())
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title = meta.get("og:title")
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data["script"] = script_file
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data["videojs_version"] = videojs_version
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data["chromecast_version"] = chromecast_version
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data["font_awesome_version"] = font_awesome_version
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data["custom_style"] = custom_style
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rendered_html = template_html.generate(data=data, meta=meta_list, title=title)
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self.write(rendered_html)
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else:
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self.set_status(404)
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self.write("HTML template missing.")
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async def handle_stream(self, handler, redir):
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if handler.provider == "nextcloud":
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upstream = handler.upstream + "/download"
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else:
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if not redir:
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meta = await handler.meta()
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image = meta.get("og:image")
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if isinstance(image, str):
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image = await handler.proxy.proxy_url(image, None)
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if isinstance(image, str):
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self.set_header("Custom-Poster", image)
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upstream = await stream_providers.get_any(handler.upstream, handler.proxy, logger)
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if upstream is None:
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logger.info(f'invalid upstream ({handler.provider})')
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self.set_status(404)
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self.write("Stream not found. (invalid upstream)")
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else:
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upstream_proxy = await handler.proxy.proxy_url(upstream, None)
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ctype = await handler.proxy.content_type(upstream_proxy)
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data = None
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if "mpegurl" in ctype.lower():
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data = await rewrite(upstream, handler.proxy)
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if isinstance(data, str):
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self.set_header("Content-Type", "application/vnd.apple.mpegurl")
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self.write(data)
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else:
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self.set_header("Content-Type", ctype)
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if redir:
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self.redirect(upstream_proxy, status=303)
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async def get(self):
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await self.handle_any(True)
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async def head(self):
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await self.handle_any(False)
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class FileHandler(tornado.web.RequestHandler):
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def get(self):
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self.set_header("Content-Type", "text/plain; charset=utf-8")
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self.write(playlist)
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class IconHandler(tornado.web.RequestHandler):
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def get(self):
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self.set_header("Content-Type", "image/png")
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self.write(favicon)
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try:
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handlers = []
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handlers.append((tornado.routing.PathMatches("/sources.m3u8"), FileHandler))
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handlers.append((tornado.routing.PathMatches("/favicon.ico"), IconHandler))
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handlers.append((tornado.routing.AnyMatches(), MainHandler))
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app_web = tornado.web.Application(handlers)
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app_web.listen(8080)
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tornado.ioloop.IOLoop.current().start()
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except KeyboardInterrupt:
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print()
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