moth/ctf/teams.py

72 lines
1.5 KiB
Python
Executable File

#! /usr/bin/env python3
import fcntl
import time
import os
# python 2 compatibility
try:
from urllib.parse import quote, unquote
except:
from urllib import quote, unquote
from . import config
house = config.get('global', 'house_team')
passwdfn = config.get('global', 'passwd')
team_colors = config.get('global', 'team_colors')
teams = {}
built = 0
def build_teams():
global teams, built
if not os.path.exists(passwdfn):
return
if os.path.getmtime(passwdfn) <= built:
return
teams = {}
try:
f = open(passwdfn)
for line in f:
line = line.strip()
team, passwd, color = map(unquote, line.strip().split('\t'))
teams[team] = (passwd, color)
except IOError:
pass
built = time.time()
def validate(team):
build_teams()
def chkpasswd(team, passwd):
validate(team)
if teams.get(team, [None, None])[0] == passwd:
return True
else:
return False
def exists(team):
validate(team)
if team == house:
return True
return team in teams
def add(team, passwd):
build_teams()
color = team_colors[len(teams)%len(team_colors)]
assert team not in teams, "Team already exists."
f = open(passwdfn, 'a')
fcntl.lockf(f, fcntl.LOCK_EX)
f.seek(0, 2)
f.write('%s\t%s\t%s\n' % (quote(team), quote(passwd), quote(color)))
def color(team):
t = teams.get(team)
if not t:
validate(team)
t = teams.get(team)
if not t:
return '888888'
return t[1]