add manyuser branch
support udp over tcp support chacha20 & salsa20 (base on libsodium)
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breakwa11
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f2efed9608
18 changed files with 1327 additions and 57 deletions
211
server_pool.py
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211
server_pool.py
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# Copyright (c) 2014 clowwindy
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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import os
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import logging
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import time
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from shadowsocks import utils
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from shadowsocks import eventloop
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from shadowsocks import tcprelay
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from shadowsocks import udprelay
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from shadowsocks import asyncdns
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import thread
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import threading
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import sys
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import asyncmgr
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import Config
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from socket import *
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class ServerPool(object):
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instance = None
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def __init__(self):
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utils.check_python()
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self.config = utils.get_config(False)
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utils.print_shadowsocks()
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self.dns_resolver = asyncdns.DNSResolver()
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self.mgr = asyncmgr.ServerMgr()
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self.udp_on = True ### UDP switch =====================================
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self.tcp_servers_pool = {}
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self.tcp_ipv6_servers_pool = {}
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self.udp_servers_pool = {}
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self.udp_ipv6_servers_pool = {}
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self.loop = eventloop.EventLoop()
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thread.start_new_thread(ServerPool._loop, (self.loop, self.dns_resolver, self.mgr))
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@staticmethod
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def get_instance():
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if ServerPool.instance is None:
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ServerPool.instance = ServerPool()
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return ServerPool.instance
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@staticmethod
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def _loop(loop, dns_resolver, mgr):
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try:
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mgr.add_to_loop(loop)
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dns_resolver.add_to_loop(loop)
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loop.run()
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except (KeyboardInterrupt, IOError, OSError) as e:
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logging.error(e)
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import traceback
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traceback.print_exc()
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os.exit(0)
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def server_is_run(self, port):
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port = int(port)
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ret = 0
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if port in self.tcp_servers_pool:
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ret = 1
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if port in self.tcp_ipv6_servers_pool:
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ret |= 2
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return ret
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def server_run_status(self, port):
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if 'server' in self.config:
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if port not in self.tcp_servers_pool:
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return False
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if 'server_ipv6' in self.config:
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if port not in self.tcp_ipv6_servers_pool:
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return False
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return True
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def new_server(self, port, password):
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ret = True
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port = int(port)
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if 'server_ipv6' in self.config:
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if port in self.tcp_ipv6_servers_pool:
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logging.info("server already at %s:%d" % (self.config['server_ipv6'], port))
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return 'this port server is already running'
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else:
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a_config = self.config.copy()
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a_config['server'] = a_config['server_ipv6']
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a_config['server_port'] = port
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a_config['password'] = password
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try:
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logging.info("starting server at %s:%d" % (a_config['server'], port))
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tcp_server = tcprelay.TCPRelay(a_config, self.dns_resolver, False)
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tcp_server.add_to_loop(self.loop)
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self.tcp_ipv6_servers_pool.update({port: tcp_server})
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if self.udp_on:
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udp_server = udprelay.UDPRelay(a_config, self.dns_resolver, False)
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udp_server.add_to_loop(self.loop)
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self.udp_ipv6_servers_pool.update({port: udp_server})
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except Exception, e:
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logging.warn("IPV6 exception")
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logging.warn(e)
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if 'server' in self.config:
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if port in self.tcp_servers_pool:
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logging.info("server already at %s:%d" % (self.config['server'], port))
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return 'this port server is already running'
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else:
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a_config = self.config.copy()
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a_config['server_port'] = port
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a_config['password'] = password
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try:
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logging.info("starting server at %s:%d" % (a_config['server'], port))
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tcp_server = tcprelay.TCPRelay(a_config, self.dns_resolver, False)
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tcp_server.add_to_loop(self.loop)
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self.tcp_servers_pool.update({port: tcp_server})
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if self.udp_on:
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udp_server = udprelay.UDPRelay(a_config, self.dns_resolver, False)
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udp_server.add_to_loop(self.loop)
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self.udp_servers_pool.update({port: udp_server})
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except Exception, e:
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logging.warn("IPV4 exception")
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logging.warn(e)
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return True
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def del_server(self, port):
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port = int(port)
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logging.info("del server at %d" % port)
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try:
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udpsock = socket(AF_INET, SOCK_DGRAM)
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udpsock.sendto('%s:%s:0:0' % (Config.MANAGE_PASS, port), (Config.MANAGE_BIND_IP, Config.MANAGE_PORT))
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udpsock.close()
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except Exception, e:
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logging.warn(e)
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return True
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def cb_del_server(self, port):
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port = int(port)
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if port not in self.tcp_servers_pool:
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logging.info("stopped server at %s:%d already stop" % (self.config['server'], port))
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else:
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logging.info("stopped server at %s:%d" % (self.config['server'], port))
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try:
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self.tcp_servers_pool[port].destroy()
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del self.tcp_servers_pool[port]
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except Exception, e:
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logging.warn(e)
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if self.udp_on:
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try:
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self.udp_servers_pool[port].destroy()
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del self.udp_servers_pool[port]
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except Exception, e:
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logging.warn(e)
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if 'server_ipv6' in self.config:
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if port not in self.tcp_ipv6_servers_pool:
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logging.info("stopped server at %s:%d already stop" % (self.config['server_ipv6'], port))
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else:
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logging.info("stopped server at %s:%d" % (self.config['server_ipv6'], port))
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try:
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self.tcp_ipv6_servers_pool[port].destroy()
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del self.tcp_ipv6_servers_pool[port]
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except Exception, e:
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logging.warn(e)
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if self.udp_on:
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try:
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self.udp_ipv6_servers_pool[port].destroy()
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del self.udp_ipv6_servers_pool[port]
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except Exception, e:
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logging.warn(e)
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return True
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def get_server_transfer(self, port):
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port = int(port)
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ret = [0, 0]
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if port in self.tcp_servers_pool:
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ret[0] = self.tcp_servers_pool[port].server_transfer_ul
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ret[1] = self.tcp_servers_pool[port].server_transfer_dl
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if port in self.tcp_ipv6_servers_pool:
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ret[0] += self.tcp_ipv6_servers_pool[port].server_transfer_ul
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ret[1] += self.tcp_ipv6_servers_pool[port].server_transfer_dl
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return ret
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def get_servers_transfer(self):
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servers = self.tcp_servers_pool.copy()
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servers.update(self.tcp_ipv6_servers_pool)
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ret = {}
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for port in servers.keys():
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ret[port] = self.get_server_transfer(port)
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return ret
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