1#!/usr/bin/env python3
 2#
 3# SPDX-License-Identifier: GPL-2.0
 4#
 5
 6import sys, os, os.path, getopt
 7import socket, time
 8import subprocess
 9import select
10
11def read(sock, n):
12    buf = b''
13    while len(buf) < n:
14        rem = n - len(buf)
15        try: s = sock.recv(rem)
16        except (socket.error) as e: return b''
17        buf += s
18    return buf
19
20def send(sock, s):
21    total = len(s)
22    count = 0
23    while count < total:
24        try: n = sock.send(s)
25        except (socket.error) as e: n = 0
26        if n == 0:
27            return count;
28        count += n
29    return count
30
31
32serverPort = int(sys.argv[1])
33
34# create active socket
35sock = socket.socket(socket.AF_INET6, socket.SOCK_STREAM)
36try:
37    sock.connect(('localhost', serverPort))
38except socket.error as e:
39    sys.exit(1)
40
41buf = b''
42n = 0
43while n < 1000:
44    buf += b'+'
45    n += 1
46
47sock.settimeout(1);
48n = send(sock, buf)
49n = read(sock, 500)
50sys.exit(0)