def server_socket(port):
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
# set close-on-exec flag (subprocesses should not inherit it)
set_close_on_exec(s, True)
s.bind(('', port))
s.listen(1)
return ServerSocketWrapper(s)
def server_socket(port):
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
# set close-on-exec flag (subprocesses should not inherit it)
set_close_on_exec(s, True)
s.bind(('', port))
s.listen(1)
return ServerSocketWrapper(s)
def start_popen(self, cmd_args, env):
# For efficiency, we let the popen object read directly from the socket.
# Thus the ev_loop should not longer detect input data on this socket,
# it should only detect errors, that is why we call update_listener() below.
set_close_on_exec(self.client_sock_file, False)
self.popen = Popen(cmd_args,
env=env,
bufsize=1024 * 1024,
stdin=self.client_sock_file,
stdout=self.client_sock_file,
stderr=STDOUT)
set_close_on_exec(self.client_sock_file, True)
self.ev_loop.update_listener(self, 0)
self.popen_set_finalize_callback()
def accept(self):
s_conn, address = self.s.accept()
# set close-on-exec flag (subprocesses should not inherit it)
set_close_on_exec(s_conn, True)
return s_conn, address
def client_sock_file(host, port):
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# set close-on-exec flag (subprocesses should not inherit it)
set_close_on_exec(s, True)
s.connect((host, port))
return SmartSocketFile(s)
def accept(self):
s_conn, address = self.s.accept()
# set close-on-exec flag (subprocesses should not inherit it)
set_close_on_exec(s_conn, True)
return s_conn, address
def client_sock_file(host, port):
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# set close-on-exec flag (subprocesses should not inherit it)
set_close_on_exec(s, True)
s.connect((host, port))
return SmartSocketFile(s)