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#!/usr/bin/python
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#-*- coding: utf-8 -*-
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# Copyright 2012-2016 Mir Calculate. http://www.calculate-linux.org
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import print_function
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from importlib import reload
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import socket
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import sys, pwd, os
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import random, string, datetime
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import subprocess
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from calculate.console.application.cert_func import owner, getRunProc
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reload(sys)
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from calculate.lib.cl_lang import setLocalTranslate
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setLocalTranslate('calculate_console',sys.modules[__name__])
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def parse():
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import argparse
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parser = argparse.ArgumentParser(add_help=False)
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parser.add_argument('-h', '--help', action='store_true', default=False,
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dest='help',help=_("show this help message and exit"))
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parser.add_argument('--stop', action='store_true', default=False,
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dest='stop', help=_("stop cl-consoled"))
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parser.add_argument('--restart', action='store_true', default=False,
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dest='restart', help=_("restart cl-consoled"))
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return parser
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def start():
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host = '' # ip
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port = 5001 # порт
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backlog = 32 # ожидаемое количество ожидающих обработки запросов
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size = 1024 # размер данных
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# создаём сокет для IPv4
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s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
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# ассоциировать адрес с сокетом
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while True:
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try:
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s.bind((host,port))
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break
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except socket.error:
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port += 1
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home_path = pwd.getpwuid(os.getuid()).pw_dir
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file_path = os.path.join(home_path, '.calculate', 'passwd_daemon')
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# принимать запросы на установление соединения
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s.listen(backlog)
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passwd_list = []
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error_num = 0
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print('password daemon start')
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time_last = datetime.datetime.now()
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find_flag = False
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while 1:
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char_list = [random.choice(string.ascii_letters) for x in range(128)]
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hash_val = "".join(char_list)
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fd = open(file_path, 'w')
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fd.write("%d %s" %(port, hash_val))
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fd.close()
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os.chmod(file_path, 0o600)
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if error_num:
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return 1
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# принять запрос и преобразовать в соединение.
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# client - новое соединение
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try:
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client, address = s.accept()
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except KeyboardInterrupt:
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print()
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return 1
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print("server: got connection from %s port %d" \
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%(address[0], address[1]))
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# получаем данные от клиента с размером size=1024
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data = client.recv(size)
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time_now = datetime.datetime.now()
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if (time_now - time_last).seconds > 1200:
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client.send('Error: timeout')
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client.close()
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return 408
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else:
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time_last = time_now
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while len(data) > 0:
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if len(data.split(',')) == 4:
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s_host, s_port, username, userhash = data.split(',')
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if hash_val != userhash:
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error_msg = 'Error: incorrect hash'
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print(error_msg)
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client.send(error_msg)
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error_num += 1
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break
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for password_dict in passwd_list:
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if s_host == password_dict['host'] and \
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s_port == password_dict['port'] and \
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username == password_dict['username']:
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#print 'FIND PASSWORD!!!'
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client.send(password_dict['password'])
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find_flag = True
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data = ''
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break
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if find_flag:
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find_flag = False
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break
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error_msg = 'Error: password not found'
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print(error_msg)
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client.send(error_msg)
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msg = client.recv(size)
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if len(msg.split(',')) == 5:
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r_host,r_port,username,userhash,password = msg.split(',')
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if hash_val != userhash:
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client.send('Error: incorrect hash')
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data = ''
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error_num += 1
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break
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if r_host != s_host or r_port != s_port:
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error_msg = 'Error: mismatch destination hosts'
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print(error_msg)
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client.send(error_msg)
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data = ''
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break
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password_dict = {'host': r_host, 'port':r_port,
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'username':username, 'userhash':userhash,
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'password':password}
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passwd_list.append(password_dict)
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client.send('ok')
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data = ''
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break
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elif len(data.split(',')) == 5 and data.split(',')[0] == 'delete':
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delete, s_host, s_port, username, userhash = data.split(',')
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if hash_val != userhash:
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error_msg = 'Error: incorrect hash'
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print(error_msg)
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client.send(error_msg)
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error_num += 1
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break
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for password_dict in passwd_list:
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if s_host == password_dict['host'] and \
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s_port == password_dict['port'] and \
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username == password_dict['username']:
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passwd_list.remove(password_dict)
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data = ''
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break
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data = ''
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break
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else:
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error_msg = 'Error: incorrect data'
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print(error_msg)
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client.send(error_msg)
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error_num += 1
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break
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client.close() # Закрыть соединение с клиентом
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return 0
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def stop():
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username = pwd.getpwuid(os.getuid()).pw_name
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for run_commands in filter(lambda x:'cl-consoled' in \
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x[0], getRunProc()):
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if 'python' in run_commands[0]:
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if username == owner(run_commands[1]) and \
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str(os.getpid()) != run_commands[1]:
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os.system('kill %s' %run_commands[1])
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if __name__=='__main__':
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parser = parse()
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args = parser.parse_args()
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if args.stop or args.restart:
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stop()
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if not args.stop:
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while True:
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print('start')
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res = start()
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if res != 408:
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sys.exit(res)
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idziubenko
3 years ago