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September 28, 2021 22:43
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import re | |
import time | |
from io import BytesIO | |
from threading import Thread | |
import requests | |
from sanic import Sanic, response | |
from sanic.request import Request | |
global_stream_dict = {} | |
def _icy_monitor(url): | |
try: | |
r = requests.get(url, headers={'Icy-MetaData': '1'}, stream=True) | |
except ConnectionError: | |
return | |
r.encoding = r.encoding or 'utf-8' | |
byte_counter = 0 | |
meta_counter = 0 | |
metadata_buffer = BytesIO() | |
metadata_size = int(r.headers['icy-metaint']) + 255 | |
data_is_meta = False | |
for byte in r.iter_content(1): | |
byte_counter += 1 | |
if byte_counter > 2048: | |
if meta_counter == 0: | |
meta_counter += 1 | |
elif meta_counter <= int(metadata_size + 1): | |
metadata_buffer.write(byte) | |
meta_counter += 1 | |
else: | |
data_is_meta = True | |
if byte_counter > 2048 + metadata_size: | |
byte_counter = 0 | |
if data_is_meta: | |
metadata_buffer.seek(0) | |
meta = metadata_buffer.read().rstrip(b'\0') | |
if m := re.search(br"StreamTitle='([^']*)';", bytes(meta)): | |
title = m.group(1).decode(r.encoding, errors='replace') | |
if title != global_stream_dict.get(url): | |
print(f'{url} :: {title}') | |
global_stream_dict[url] = title | |
byte_counter = 0 | |
meta_counter = 0 | |
metadata_buffer = BytesIO() | |
data_is_meta = False | |
class IcyTitler: | |
def __init__(self): | |
self.app = Sanic(name="icytit") | |
self.threads = [] | |
async def home(request: Request): | |
get_args = request.get_args() | |
if get_args.get("all"): | |
return response.json(global_stream_dict) | |
if url := get_args.get('url'): | |
if not global_stream_dict.get(url): | |
t = Thread(target=_icy_monitor, args=(url,)) | |
t.start() | |
self.threads += [t] | |
time.sleep(2) | |
return response.json({'title':global_stream_dict.get(url)}) | |
return response.text("♫ icy tit is up and running") | |
self.app.add_route(home, "/") | |
# def stop_threads(): | |
# self.app.register_listener(stop_threads, "before_server_stop") | |
def main(): | |
icyTitler = IcyTitler() | |
# if config.get("unix-socket"): | |
# import os | |
# import socket | |
# | |
# with socket.socket(socket.AF_UNIX) as sock: | |
# sock.bind("icyTitler.socket") | |
# icyTitler.app.run(sock=sock) | |
# os.remove("icyTitler.socket") | |
# else: | |
icyTitler.app.run(host="0.0.0.0", port=9282) | |
if __name__ == "__main__": | |
main() |
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dependencies: