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ignore errors in setsockopt on old kernels

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Alexander Bersenev
2018-12-30 14:44:28 +05:00
parent cb10355681
commit b0cb48f684
1 changed files with 13 additions and 6 deletions
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19
mtprotoproxy.py
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@@ -639,24 +639,31 @@ async def handle_handshake(reader, writer):
return False
def try_setsockopt(sock, level, option, value):
try:
sock.setsockopt(level, option, value)
except OSError as E:
pass
def set_keepalive(sock, interval=40, attempts=5):
sock.setsockopt(socket.SOL_SOCKET, socket.SO_KEEPALIVE, 1)
if hasattr(socket, "TCP_KEEPIDLE"):
sock.setsockopt(socket.IPPROTO_TCP, socket.TCP_KEEPIDLE, interval)
try_setsockopt(sock, socket.IPPROTO_TCP, socket.TCP_KEEPIDLE, interval)
if hasattr(socket, "TCP_KEEPINTVL"):
sock.setsockopt(socket.IPPROTO_TCP, socket.TCP_KEEPINTVL, interval)
try_setsockopt(sock, socket.IPPROTO_TCP, socket.TCP_KEEPINTVL, interval)
if hasattr(socket, "TCP_KEEPCNT"):
sock.setsockopt(socket.IPPROTO_TCP, socket.TCP_KEEPCNT, attempts)
try_setsockopt(sock, socket.IPPROTO_TCP, socket.TCP_KEEPCNT, attempts)
def set_ack_timeout(sock, timeout):
if hasattr(socket, "TCP_USER_TIMEOUT"):
sock.setsockopt(socket.IPPROTO_TCP, socket.TCP_USER_TIMEOUT, timeout*1000)
try_setsockopt(sock, socket.IPPROTO_TCP, socket.TCP_USER_TIMEOUT, timeout*1000)
def set_bufsizes(sock, recv_buf, send_buf):
sock.setsockopt(socket.SOL_SOCKET, socket.SO_RCVBUF, recv_buf)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF, send_buf)
try_setsockopt(sock, socket.SOL_SOCKET, socket.SO_RCVBUF, recv_buf)
try_setsockopt(sock, socket.SOL_SOCKET, socket.SO_SNDBUF, send_buf)
async def open_connection_tryer(addr, port, limit, timeout, max_attempts=3):