Telethon/telethon/network/connection/http.py

63 lines
1.9 KiB
Python

import errno
import ssl
from .common import Connection
from ...extensions import TcpClient
class ConnectionHttp(Connection):
def __init__(self, *, loop, timeout, proxy=None):
super().__init__(loop=loop, timeout=timeout, proxy=proxy)
self.conn = TcpClient(
timeout=self._timeout, loop=self._loop, proxy=self._proxy,
ssl=dict(ssl_version=ssl.PROTOCOL_SSLv23, ciphers='ADH-AES256-SHA')
)
self.read = self.conn.read
self.write = self.conn.write
self._host = None
async def connect(self, ip, port):
self._host = '{}:{}'.format(ip, port)
try:
await self.conn.connect(ip, port)
except OSError as e:
if e.errno == errno.EISCONN:
return # Already connected, no need to re-set everything up
else:
raise
def get_timeout(self):
return self.conn.timeout
def is_connected(self):
return self.conn.is_connected
async def close(self):
self.conn.close()
async def recv(self):
while True:
line = await self._read_line()
if line.lower().startswith(b'content-length: '):
await self.read(2)
length = int(line[16:-2])
return await self.read(length)
async def _read_line(self):
newline = ord('\n')
line = await self.read(1)
while line[-1] != newline:
line += await self.read(1)
return line
async def send(self, message):
await self.write(
'POST /api HTTP/1.1\r\n'
'Host: {}\r\n'
'Content-Type: application/x-www-form-urlencoded\r\n'
'Connection: keep-alive\r\n'
'Keep-Alive: timeout=100000, max=10000000\r\n'
'Content-Length: {}\r\n\r\n'.format(self._host, len(message))
.encode('ascii') + message
)