roypur/stream-api
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use proxy for hls

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This commit is contained in:
Roy Olav Purser 2021-05-29 14:34:23 +02:00
parent f83c311246
commit 14871cd8d6
Signed by: roypur
GPG Key ID: E14D26A036F21656
1 changed files with 3 additions and 66 deletions
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63
backend/stream.py
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@ -2,7 +2,6 @@
import json import json
import sys import sys
import urllib.parse import urllib.parse
import re
import os import os
import time import time
import base64 import base64
@ -224,61 +223,6 @@ try:
except Exception as e: except Exception as e:
logger.info(e) logger.info(e)
async def rewrite(upstream, current, proxy):
ndata = None
text = None
try:
async with proxy.session() as session:
resp = await session.get(upstream)
text = await resp.text()
except Exception as e:
logger.info(e)
if text is not None:
lines = text.splitlines()
links = []
pattern_match = re.compile(r'(?<=URI=").+(?=")')
pattern_sub = re.compile(r'URI=".+"')
for line in lines:
if line.startswith("#EXT-X-KEY:METHOD="):
matches = pattern_match.findall(line)
if len(matches) == 1:
ldata = {}
ldata["upstream"] = urllib.parse.urljoin(current, matches[0])
ldata["proxy"] = proxy.proxy
ldata["proxied"] = isinstance(proxy.proxy, str)
links.append(ldata)
elif line.startswith("#"):
pass
else:
ldata = {}
ldata["upstream"] = urllib.parse.urljoin(current, line)
ldata["proxy"] = proxy.proxy
ldata["proxied"] = isinstance(proxy.proxy, str)
links.append(ldata)
if isinstance(proxy_server, str):
ndata = ""
try:
async with proxy.local() as session:
resp = await session.post(proxy_server, json=links)
link_text = await resp.text()
except Exception as e:
logger.info(e)
else:
if isinstance(link_text, str):
links = json.loads(link_text)
for line in lines:
if line.startswith("#EXT-X-KEY:METHOD="):
matches = pattern_match.findall(line)
if len(matches) == 1:
new_url = links.pop(0)
ndata += pattern_sub.sub(f'URI="{new_url}"', line)
elif line.startswith("#"):
ndata += line
else:
ndata += links.pop(0)
ndata += "\n"
return ndata
class MainHandler(tornado.web.RequestHandler): class MainHandler(tornado.web.RequestHandler):
async def handle_any(self, redir): async def handle_any(self, redir):
handler = UpstreamHandler() handler = UpstreamHandler()
@ -324,13 +268,6 @@ class MainHandler(tornado.web.RequestHandler):
else: else:
upstream_proxy = await handler.proxy.proxy_url(upstream, None) upstream_proxy = await handler.proxy.proxy_url(upstream, None)
ctype = await handler.proxy.content_type(upstream_proxy) ctype = await handler.proxy.content_type(upstream_proxy)
data = None
if "mpegurl" in ctype.lower():
data = await rewrite(upstream_proxy, upstream, handler.proxy)
if isinstance(data, str):
self.set_header("Content-Type", "application/vnd.apple.mpegurl")
self.write(data)
else:
self.set_header("Content-Type", ctype) self.set_header("Content-Type", ctype)
if redir: if redir:
self.redirect(upstream_proxy, status=303) self.redirect(upstream_proxy, status=303)