629 lines
20 KiB
Python
629 lines
20 KiB
Python
#!/usr/bin/python
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# -*- coding: UTF-8 -*-
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import logging
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import time
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import sys
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from server_pool import ServerPool
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import traceback
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from shadowsocks import common, shell, lru_cache, obfs
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from configloader import load_config, get_config
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import importloader
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switchrule = None
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db_instance = None
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class TransferBase(object):
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def __init__(self):
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import threading
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self.event = threading.Event()
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self.key_list = ['port', 'u', 'd', 'transfer_enable', 'passwd', 'enable']
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self.last_get_transfer = {} #上一次的实际流量
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self.last_update_transfer = {} #上一次更新到的流量（小于等于实际流量）
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self.force_update_transfer = set() #强制推入数据库的ID
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self.port_uid_table = {} #端口到uid的映射（仅v3以上有用）
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self.onlineuser_cache = lru_cache.LRUCache(timeout=60*30) #用户在线状态记录
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self.pull_ok = False #记录是否已经拉出过数据
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self.mu_ports = {}
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def load_cfg(self):
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pass
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def push_db_all_user(self):
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if self.pull_ok is False:
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return
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#更新用户流量到数据库
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last_transfer = self.last_update_transfer
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curr_transfer = ServerPool.get_instance().get_servers_transfer()
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#上次和本次的增量
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dt_transfer = {}
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for id in self.force_update_transfer: #此表中的用户统计上次未计入的流量
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if id in self.last_get_transfer and id in last_transfer:
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dt_transfer[id] = [self.last_get_transfer[id][0] - last_transfer[id][0], self.last_get_transfer[id][1] - last_transfer[id][1]]
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for id in curr_transfer.keys():
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if id in self.force_update_transfer or id in self.mu_ports:
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continue
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#算出与上次记录的流量差值，保存于dt_transfer表
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if id in last_transfer:
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if curr_transfer[id][0] + curr_transfer[id][1] - last_transfer[id][0] - last_transfer[id][1] <= 0:
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continue
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dt_transfer[id] = [curr_transfer[id][0] - last_transfer[id][0],
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curr_transfer[id][1] - last_transfer[id][1]]
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else:
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if curr_transfer[id][0] + curr_transfer[id][1] <= 0:
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continue
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dt_transfer[id] = [curr_transfer[id][0], curr_transfer[id][1]]
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#有流量的，先记录在线状态
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if id in self.last_get_transfer:
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if curr_transfer[id][0] + curr_transfer[id][1] > self.last_get_transfer[id][0] + self.last_get_transfer[id][1]:
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self.onlineuser_cache[id] = curr_transfer[id][0] + curr_transfer[id][1]
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else:
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self.onlineuser_cache[id] = curr_transfer[id][0] + curr_transfer[id][1]
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self.onlineuser_cache.sweep()
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update_transfer = self.update_all_user(dt_transfer) #返回有更新的表
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for id in update_transfer.keys(): #其增量加在此表
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if id not in self.force_update_transfer: #但排除在force_update_transfer内的
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last = self.last_update_transfer.get(id, [0,0])
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self.last_update_transfer[id] = [last[0] + update_transfer[id][0], last[1] + update_transfer[id][1]]
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self.last_get_transfer = curr_transfer
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for id in self.force_update_transfer:
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if id in self.last_update_transfer:
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del self.last_update_transfer[id]
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if id in self.last_get_transfer:
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del self.last_get_transfer[id]
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self.force_update_transfer = set()
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def del_server_out_of_bound_safe(self, last_rows, rows):
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#停止超流量的服务
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#启动没超流量的服务
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try:
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switchrule = importloader.load('switchrule')
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except Exception as e:
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logging.error('load switchrule.py fail')
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cur_servers = {}
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new_servers = {}
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allow_users = {}
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mu_servers = {}
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config = shell.get_config(False)
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for row in rows:
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try:
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allow = switchrule.isTurnOn(row) and row['enable'] == 1 and row['u'] + row['d'] < row['transfer_enable']
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except Exception as e:
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allow = False
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port = row['port']
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passwd = common.to_bytes(row['passwd'])
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if hasattr(passwd, 'encode'):
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passwd = passwd.encode('utf-8')
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cfg = {'password': passwd}
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if 'id' in row:
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self.port_uid_table[row['port']] = row['id']
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read_config_keys = ['method', 'obfs', 'obfs_param', 'protocol', 'protocol_param', 'forbidden_ip', 'forbidden_port', 'speed_limit_per_con', 'speed_limit_per_user']
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for name in read_config_keys:
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if name in row and row[name]:
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cfg[name] = row[name]
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merge_config_keys = ['password'] + read_config_keys
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for name in cfg.keys():
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if hasattr(cfg[name], 'encode'):
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try:
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cfg[name] = cfg[name].encode('utf-8')
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except Exception as e:
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logging.warning('encode cfg key "%s" fail, val "%s"' % (name, cfg[name]))
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if port not in cur_servers:
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cur_servers[port] = passwd
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else:
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logging.error('more than one user use the same port [%s]' % (port,))
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continue
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if allow:
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allow_users[port] = passwd
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if 'protocol' in cfg and 'protocol_param' in cfg and common.to_str(cfg['protocol']) in obfs.mu_protocol():
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if '#' in common.to_str(cfg['protocol_param']):
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mu_servers[port] = passwd
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del allow_users[port]
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cfgchange = False
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if port in ServerPool.get_instance().tcp_servers_pool:
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relay = ServerPool.get_instance().tcp_servers_pool[port]
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for name in merge_config_keys:
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if name in cfg and not self.cmp(cfg[name], relay._config[name]):
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cfgchange = True
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break
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if not cfgchange and port in ServerPool.get_instance().tcp_ipv6_servers_pool:
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relay = ServerPool.get_instance().tcp_ipv6_servers_pool[port]
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for name in merge_config_keys:
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if name in cfg and not self.cmp(cfg[name], relay._config[name]):
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cfgchange = True
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break
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if port in mu_servers:
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if ServerPool.get_instance().server_is_run(port) > 0:
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if cfgchange:
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logging.info('db stop server at port [%s] reason: config changed: %s' % (port, cfg))
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ServerPool.get_instance().cb_del_server(port)
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self.force_update_transfer.add(port)
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new_servers[port] = (passwd, cfg)
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else:
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self.new_server(port, passwd, cfg)
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else:
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if ServerPool.get_instance().server_is_run(port) > 0:
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if config['additional_ports_only'] or not allow:
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logging.info('db stop server at port [%s]' % (port,))
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ServerPool.get_instance().cb_del_server(port)
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self.force_update_transfer.add(port)
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else:
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if cfgchange:
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logging.info('db stop server at port [%s] reason: config changed: %s' % (port, cfg))
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ServerPool.get_instance().cb_del_server(port)
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self.force_update_transfer.add(port)
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new_servers[port] = (passwd, cfg)
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elif not config['additional_ports_only'] and allow and port > 0 and port < 65536 and ServerPool.get_instance().server_run_status(port) is False:
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self.new_server(port, passwd, cfg)
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for row in last_rows:
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if row['port'] in cur_servers:
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pass
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else:
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logging.info('db stop server at port [%s] reason: port not exist' % (row['port']))
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ServerPool.get_instance().cb_del_server(row['port'])
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self.clear_cache(row['port'])
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if row['port'] in self.port_uid_table:
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del self.port_uid_table[row['port']]
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if len(new_servers) > 0:
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from shadowsocks import eventloop
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self.event.wait(eventloop.TIMEOUT_PRECISION + eventloop.TIMEOUT_PRECISION / 2)
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for port in new_servers.keys():
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passwd, cfg = new_servers[port]
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self.new_server(port, passwd, cfg)
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logging.debug('db allow users %s \nmu_servers %s' % (allow_users, mu_servers))
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for port in mu_servers:
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ServerPool.get_instance().update_mu_users(port, allow_users)
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self.mu_ports = mu_servers
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def clear_cache(self, port):
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if port in self.force_update_transfer: del self.force_update_transfer[port]
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if port in self.last_get_transfer: del self.last_get_transfer[port]
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if port in self.last_update_transfer: del self.last_update_transfer[port]
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def new_server(self, port, passwd, cfg):
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protocol = cfg.get('protocol', ServerPool.get_instance().config.get('protocol', 'origin'))
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method = cfg.get('method', ServerPool.get_instance().config.get('method', 'None'))
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obfs = cfg.get('obfs', ServerPool.get_instance().config.get('obfs', 'plain'))
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logging.info('db start server at port [%s] pass [%s] protocol [%s] method [%s] obfs [%s]' % (port, passwd, protocol, method, obfs))
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ServerPool.get_instance().new_server(port, cfg)
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def cmp(self, val1, val2):
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if type(val1) is bytes:
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val1 = common.to_str(val1)
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if type(val2) is bytes:
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val2 = common.to_str(val2)
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return val1 == val2
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@staticmethod
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def del_servers():
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for port in [v for v in ServerPool.get_instance().tcp_servers_pool.keys()]:
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if ServerPool.get_instance().server_is_run(port) > 0:
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ServerPool.get_instance().cb_del_server(port)
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for port in [v for v in ServerPool.get_instance().tcp_ipv6_servers_pool.keys()]:
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if ServerPool.get_instance().server_is_run(port) > 0:
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ServerPool.get_instance().cb_del_server(port)
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@staticmethod
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def thread_db(obj):
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import socket
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import time
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global db_instance
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timeout = 60
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socket.setdefaulttimeout(timeout)
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last_rows = []
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db_instance = obj()
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ServerPool.get_instance()
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shell.log_shadowsocks_version()
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try:
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import resource
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logging.info('current process RLIMIT_NOFILE resource: soft %d hard %d' % resource.getrlimit(resource.RLIMIT_NOFILE))
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except:
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pass
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try:
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while True:
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load_config()
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db_instance.load_cfg()
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try:
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db_instance.push_db_all_user()
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rows = db_instance.pull_db_all_user()
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if rows:
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db_instance.pull_ok = True
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config = shell.get_config(False)
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for port in config['additional_ports']:
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val = config['additional_ports'][port]
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val['port'] = int(port)
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val['enable'] = 1
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val['transfer_enable'] = 1024 ** 7
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val['u'] = 0
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val['d'] = 0
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if "password" in val:
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val["passwd"] = val["password"]
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rows.append(val)
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db_instance.del_server_out_of_bound_safe(last_rows, rows)
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last_rows = rows
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except Exception as e:
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trace = traceback.format_exc()
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logging.error(trace)
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#logging.warn('db thread except:%s' % e)
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if db_instance.event.wait(get_config().UPDATE_TIME) or not ServerPool.get_instance().thread.is_alive():
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break
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except KeyboardInterrupt as e:
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pass
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db_instance.del_servers()
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ServerPool.get_instance().stop()
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db_instance = None
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@staticmethod
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def thread_db_stop():
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global db_instance
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db_instance.event.set()
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class DbTransfer(TransferBase):
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def __init__(self):
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super(DbTransfer, self).__init__()
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self.user_pass = {} #记录更新此用户流量时被跳过多少次
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self.cfg = {
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"host": "127.0.0.1",
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"port": 3306,
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"user": "ss",
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"password": "pass",
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"db": "shadowsocks",
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"node_id": 0,
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"transfer_mul": 1.0,
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"ssl_enable": 0,
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"ssl_ca": "",
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"ssl_cert": "",
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"ssl_key": ""}
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self.load_cfg()
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def load_cfg(self):
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import json
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config_path = get_config().MYSQL_CONFIG
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cfg = None
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with open(config_path, 'rb+') as f:
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cfg = json.loads(f.read().decode('utf8'))
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if cfg:
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self.cfg.update(cfg)
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def update_all_user(self, dt_transfer):
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import cymysql
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update_transfer = {}
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query_head = 'UPDATE user'
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query_sub_when = ''
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query_sub_when2 = ''
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query_sub_in = None
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last_time = time.time()
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for id in dt_transfer.keys():
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transfer = dt_transfer[id]
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#小于最低更新流量的先不更新
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update_trs = 1024 * (2048 - self.user_pass.get(id, 0) * 64)
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if transfer[0] + transfer[1] < update_trs and id not in self.force_update_transfer:
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self.user_pass[id] = self.user_pass.get(id, 0) + 1
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continue
|
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if id in self.user_pass:
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del self.user_pass[id]
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query_sub_when += ' WHEN %s THEN u+%s' % (id, int(transfer[0] * self.cfg["transfer_mul"]))
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query_sub_when2 += ' WHEN %s THEN d+%s' % (id, int(transfer[1] * self.cfg["transfer_mul"]))
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update_transfer[id] = transfer
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if query_sub_in is not None:
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query_sub_in += ',%s' % id
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else:
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query_sub_in = '%s' % id
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if query_sub_when == '':
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return update_transfer
|
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query_sql = query_head + ' SET u = CASE port' + query_sub_when + \
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' END, d = CASE port' + query_sub_when2 + \
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' END, t = ' + str(int(last_time)) + \
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' WHERE port IN (%s)' % query_sub_in
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if self.cfg["ssl_enable"] == 1:
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conn = cymysql.connect(host=self.cfg["host"], port=self.cfg["port"],
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user=self.cfg["user"], passwd=self.cfg["password"],
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db=self.cfg["db"], charset='utf8',
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ssl={'ca':self.cfg["ssl_ca"],'cert':self.cfg["ssl_cert"],'key':self.cfg["ssl_key"]})
|
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else:
|
||
conn = cymysql.connect(host=self.cfg["host"], port=self.cfg["port"],
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user=self.cfg["user"], passwd=self.cfg["password"],
|
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db=self.cfg["db"], charset='utf8')
|
||
|
||
try:
|
||
cur = conn.cursor()
|
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try:
|
||
cur.execute(query_sql)
|
||
except Exception as e:
|
||
logging.error(e)
|
||
update_transfer = {}
|
||
|
||
cur.close()
|
||
conn.commit()
|
||
except Exception as e:
|
||
logging.error(e)
|
||
update_transfer = {}
|
||
finally:
|
||
conn.close()
|
||
|
||
return update_transfer
|
||
|
||
def pull_db_all_user(self):
|
||
import cymysql
|
||
#数据库所有用户信息
|
||
if self.cfg["ssl_enable"] == 1:
|
||
conn = cymysql.connect(host=self.cfg["host"], port=self.cfg["port"],
|
||
user=self.cfg["user"], passwd=self.cfg["password"],
|
||
db=self.cfg["db"], charset='utf8',
|
||
ssl={'ca':self.cfg["ssl_ca"],'cert':self.cfg["ssl_cert"],'key':self.cfg["ssl_key"]})
|
||
else:
|
||
conn = cymysql.connect(host=self.cfg["host"], port=self.cfg["port"],
|
||
user=self.cfg["user"], passwd=self.cfg["password"],
|
||
db=self.cfg["db"], charset='utf8')
|
||
|
||
try:
|
||
rows = self.pull_db_users(conn)
|
||
finally:
|
||
conn.close()
|
||
|
||
if not rows:
|
||
logging.warn('no user in db')
|
||
return rows
|
||
|
||
def pull_db_users(self, conn):
|
||
try:
|
||
switchrule = importloader.load('switchrule')
|
||
keys = switchrule.getKeys(self.key_list)
|
||
except Exception as e:
|
||
keys = self.key_list
|
||
|
||
cur = conn.cursor()
|
||
cur.execute("SELECT " + ','.join(keys) + " FROM user")
|
||
rows = []
|
||
for r in cur.fetchall():
|
||
d = {}
|
||
for column in range(len(keys)):
|
||
d[keys[column]] = r[column]
|
||
rows.append(d)
|
||
cur.close()
|
||
return rows
|
||
|
||
class Dbv3Transfer(DbTransfer):
|
||
def __init__(self):
|
||
super(Dbv3Transfer, self).__init__()
|
||
self.update_node_state = True if get_config().API_INTERFACE != 'legendsockssr' else False
|
||
if self.update_node_state:
|
||
self.key_list += ['id']
|
||
self.key_list += ['method']
|
||
if self.update_node_state:
|
||
self.ss_node_info_name = 'ss_node_info_log'
|
||
if get_config().API_INTERFACE == 'sspanelv3ssr':
|
||
self.key_list += ['obfs', 'protocol']
|
||
if get_config().API_INTERFACE == 'glzjinmod':
|
||
self.key_list += ['obfs', 'protocol']
|
||
self.ss_node_info_name = 'ss_node_info'
|
||
else:
|
||
self.key_list += ['obfs', 'protocol']
|
||
self.start_time = time.time()
|
||
|
||
def update_all_user(self, dt_transfer):
|
||
import cymysql
|
||
update_transfer = {}
|
||
|
||
query_head = 'UPDATE user'
|
||
query_sub_when = ''
|
||
query_sub_when2 = ''
|
||
query_sub_in = None
|
||
last_time = time.time()
|
||
|
||
alive_user_count = len(self.onlineuser_cache)
|
||
bandwidth_thistime = 0
|
||
|
||
if self.cfg["ssl_enable"] == 1:
|
||
conn = cymysql.connect(host=self.cfg["host"], port=self.cfg["port"],
|
||
user=self.cfg["user"], passwd=self.cfg["password"],
|
||
db=self.cfg["db"], charset='utf8',
|
||
ssl={'ca':self.cfg["ssl_ca"],'cert':self.cfg["ssl_cert"],'key':self.cfg["ssl_key"]})
|
||
else:
|
||
conn = cymysql.connect(host=self.cfg["host"], port=self.cfg["port"],
|
||
user=self.cfg["user"], passwd=self.cfg["password"],
|
||
db=self.cfg["db"], charset='utf8')
|
||
conn.autocommit(True)
|
||
|
||
for id in dt_transfer.keys():
|
||
transfer = dt_transfer[id]
|
||
bandwidth_thistime = bandwidth_thistime + transfer[0] + transfer[1]
|
||
|
||
update_trs = 1024 * (2048 - self.user_pass.get(id, 0) * 64)
|
||
if transfer[0] + transfer[1] < update_trs:
|
||
self.user_pass[id] = self.user_pass.get(id, 0) + 1
|
||
continue
|
||
if id in self.user_pass:
|
||
del self.user_pass[id]
|
||
|
||
query_sub_when += ' WHEN %s THEN u+%s' % (id, int(transfer[0] * self.cfg["transfer_mul"]))
|
||
query_sub_when2 += ' WHEN %s THEN d+%s' % (id, int(transfer[1] * self.cfg["transfer_mul"]))
|
||
update_transfer[id] = transfer
|
||
|
||
if self.update_node_state:
|
||
cur = conn.cursor()
|
||
try:
|
||
if id in self.port_uid_table:
|
||
cur.execute("INSERT INTO `user_traffic_log` (`id`, `user_id`, `u`, `d`, `node_id`, `rate`, `traffic`, `log_time`) VALUES (NULL, '" + \
|
||
str(self.port_uid_table[id]) + "', '" + str(transfer[0]) + "', '" + str(transfer[1]) + "', '" + \
|
||
str(self.cfg["node_id"]) + "', '" + str(self.cfg["transfer_mul"]) + "', '" + \
|
||
self.traffic_format((transfer[0] + transfer[1]) * self.cfg["transfer_mul"]) + "', unix_timestamp()); ")
|
||
except:
|
||
logging.warn('no `user_traffic_log` in db')
|
||
cur.close()
|
||
|
||
if query_sub_in is not None:
|
||
query_sub_in += ',%s' % id
|
||
else:
|
||
query_sub_in = '%s' % id
|
||
|
||
if query_sub_when != '':
|
||
query_sql = query_head + ' SET u = CASE port' + query_sub_when + \
|
||
' END, d = CASE port' + query_sub_when2 + \
|
||
' END, t = ' + str(int(last_time)) + \
|
||
' WHERE port IN (%s)' % query_sub_in
|
||
cur = conn.cursor()
|
||
try:
|
||
cur.execute(query_sql)
|
||
except Exception as e:
|
||
logging.error(e)
|
||
cur.close()
|
||
|
||
if self.update_node_state:
|
||
try:
|
||
cur = conn.cursor()
|
||
try:
|
||
cur.execute("INSERT INTO `ss_node_online_log` (`id`, `node_id`, `online_user`, `log_time`) VALUES (NULL, '" + \
|
||
str(self.cfg["node_id"]) + "', '" + str(alive_user_count) + "', unix_timestamp()); ")
|
||
except Exception as e:
|
||
logging.error(e)
|
||
cur.close()
|
||
|
||
cur = conn.cursor()
|
||
try:
|
||
cur.execute("INSERT INTO `" + self.ss_node_info_name + "` (`id`, `node_id`, `uptime`, `load`, `log_time`) VALUES (NULL, '" + \
|
||
str(self.cfg["node_id"]) + "', '" + str(self.uptime()) + "', '" + \
|
||
str(self.load()) + "', unix_timestamp()); ")
|
||
except Exception as e:
|
||
logging.error(e)
|
||
cur.close()
|
||
except:
|
||
logging.warn('no `ss_node_online_log` or `" + self.ss_node_info_name + "` in db')
|
||
|
||
conn.close()
|
||
return update_transfer
|
||
|
||
def pull_db_users(self, conn):
|
||
try:
|
||
switchrule = importloader.load('switchrule')
|
||
keys = switchrule.getKeys(self.key_list)
|
||
except Exception as e:
|
||
keys = self.key_list
|
||
|
||
cur = conn.cursor()
|
||
|
||
if self.update_node_state:
|
||
node_info_keys = ['traffic_rate']
|
||
try:
|
||
cur.execute("SELECT " + ','.join(node_info_keys) +" FROM ss_node where `id`='" + str(self.cfg["node_id"]) + "'")
|
||
nodeinfo = cur.fetchone()
|
||
except Exception as e:
|
||
logging.error(e)
|
||
nodeinfo = None
|
||
|
||
if nodeinfo == None:
|
||
rows = []
|
||
cur.close()
|
||
conn.commit()
|
||
logging.warn('None result when select node info from ss_node in db, maybe you set the incorrect node id')
|
||
return rows
|
||
cur.close()
|
||
|
||
node_info_dict = {}
|
||
for column in range(len(nodeinfo)):
|
||
node_info_dict[node_info_keys[column]] = nodeinfo[column]
|
||
self.cfg['transfer_mul'] = float(node_info_dict['traffic_rate'])
|
||
|
||
cur = conn.cursor()
|
||
try:
|
||
rows = []
|
||
cur.execute("SELECT " + ','.join(keys) + " FROM user")
|
||
for r in cur.fetchall():
|
||
d = {}
|
||
for column in range(len(keys)):
|
||
d[keys[column]] = r[column]
|
||
rows.append(d)
|
||
except Exception as e:
|
||
logging.error(e)
|
||
cur.close()
|
||
return rows
|
||
|
||
def load(self):
|
||
import os
|
||
return os.popen("cat /proc/loadavg | awk '{ print $1\" \"$2\" \"$3 }'").readlines()[0]
|
||
|
||
def uptime(self):
|
||
return time.time() - self.start_time
|
||
|
||
def traffic_format(self, traffic):
|
||
if traffic < 1024 * 8:
|
||
return str(int(traffic)) + "B";
|
||
|
||
if traffic < 1024 * 1024 * 2:
|
||
return str(round((traffic / 1024.0), 2)) + "KB";
|
||
|
||
return str(round((traffic / 1048576.0), 2)) + "MB";
|
||
|
||
class MuJsonTransfer(TransferBase):
|
||
def __init__(self):
|
||
super(MuJsonTransfer, self).__init__()
|
||
|
||
def update_all_user(self, dt_transfer):
|
||
import json
|
||
rows = None
|
||
|
||
config_path = get_config().MUDB_FILE
|
||
with open(config_path, 'rb+') as f:
|
||
rows = json.loads(f.read().decode('utf8'))
|
||
for row in rows:
|
||
if "port" in row:
|
||
port = row["port"]
|
||
if port in dt_transfer:
|
||
row["u"] += dt_transfer[port][0]
|
||
row["d"] += dt_transfer[port][1]
|
||
|
||
if rows:
|
||
output = json.dumps(rows, sort_keys=True, indent=4, separators=(',', ': '))
|
||
with open(config_path, 'r+') as f:
|
||
f.write(output)
|
||
f.truncate()
|
||
|
||
return dt_transfer
|
||
|
||
def pull_db_all_user(self):
|
||
import json
|
||
rows = None
|
||
|
||
config_path = get_config().MUDB_FILE
|
||
with open(config_path, 'rb+') as f:
|
||
rows = json.loads(f.read().decode('utf8'))
|
||
for row in rows:
|
||
try:
|
||
if 'forbidden_ip' in row:
|
||
row['forbidden_ip'] = common.IPNetwork(row['forbidden_ip'])
|
||
except Exception as e:
|
||
logging.error(e)
|
||
try:
|
||
if 'forbidden_port' in row:
|
||
row['forbidden_port'] = common.PortRange(row['forbidden_port'])
|
||
except Exception as e:
|
||
logging.error(e)
|
||
|
||
if not rows:
|
||
logging.warn('no user in json file')
|
||
return rows
|
||
|