moth/ctf/pointscli.py

64 lines
1.4 KiB
Python
Executable File

#! /usr/bin/env python3
import optparse
import select
import socket
import time
from . import points
def makesock(host, port=6667):
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((host, port))
return s
def submit(cat, team, score, sock=None):
if not sock:
sock = makesock('localhost')
begin = time.time()
mark = int(begin)
req = points.encode_request(1, mark, cat, team, score)
while True:
sock.send(req)
r, w, x = select.select([sock], [], [], begin + 2 - time.time())
if not r:
break
b = sock.recv(500)
try:
id, txt = points.decode_response(b)
except ValueError:
# Ignore invalid packets
continue
if id != 1:
# Ignore wrong ID
continue
if txt == 'OK':
sock.close()
return
else:
raise ValueError(txt)
def main():
p = optparse.OptionParser(usage='%prog CATEGORY TEAM SCORE')
p.add_option('-s', '--host', dest='host', default='localhost',
help='Host to connect to')
opts, args = p.parse_args()
try:
cat, team, score = args
score = int(score)
except ValueError:
return p.print_usage()
s = makesock(opts.host)
try:
submit(cat, team, score, sock=s)
except ValueError as err:
print(err)
raise
if __name__ == '__main__':
main()