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505 lines
16 KiB
505 lines
16 KiB
#!/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
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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 = {}
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self.last_update_transfer = {}
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self.user_pass = {}
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self.port_uid_table = {}
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self.onlineuser_cache = lru_cache.LRUCache(timeout=60*30)
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self.pull_ok = False
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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 curr_transfer.keys():
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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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if last_transfer[id][0] <= curr_transfer[id][0] and \
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last_transfer[id][1] <= curr_transfer[id][1]:
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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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dt_transfer[id] = [curr_transfer[id][0], curr_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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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)
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for id in update_transfer.keys():
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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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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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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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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']
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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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cfg[name] = cfg[name].encode('utf-8')
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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 ServerPool.get_instance().server_is_run(port) > 0:
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if 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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else:
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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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#config changed
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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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new_servers[port] = (passwd, cfg)
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elif allow and ServerPool.get_instance().server_run_status(port) is False:
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#new_servers[port] = passwd
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protocol = cfg.get('protocol', ServerPool.get_instance().config.get('protocol', 'origin'))
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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] obfs [%s]' % (port, passwd, protocol, obfs))
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ServerPool.get_instance().new_server(port, 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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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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protocol = cfg.get('protocol', ServerPool.get_instance().config.get('protocol', 'origin'))
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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] obfs [%s]' % (port, passwd, protocol, 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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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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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.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": 1,
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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, 'r+') 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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update_trs = 1024 * max(2048 - self.user_pass.get(id, 0) * 64, 16)
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if transfer[0] + transfer[1] < update_trs:
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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_enable"],'cert':self.cfg["ssl_enable"],'key':self.cfg["ssl_enable"]})
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else:
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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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cur = conn.cursor()
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cur.execute(query_sql)
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cur.close()
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conn.commit()
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conn.close()
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return update_transfer
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def pull_db_all_user(self):
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import cymysql
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#数据库所有用户信息
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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_enable"],'cert':self.cfg["ssl_enable"],'key':self.cfg["ssl_enable"]})
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else:
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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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rows = self.pull_db_users(conn)
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conn.close()
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return rows
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def pull_db_users(self, conn):
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try:
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switchrule = importloader.load('switchrule')
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keys = switchrule.getKeys(self.key_list)
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except Exception as e:
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keys = self.key_list
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cur = conn.cursor()
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cur.execute("SELECT " + ','.join(keys) + " FROM user")
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rows = []
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for r in cur.fetchall():
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d = {}
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for column in range(len(keys)):
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d[keys[column]] = r[column]
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rows.append(d)
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cur.close()
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return rows
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class Dbv3Transfer(DbTransfer):
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def __init__(self):
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super(Dbv3Transfer, self).__init__()
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self.key_list += ['id', 'method']
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if get_config().API_INTERFACE == 'sspanelv3ssr':
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self.key_list += ['obfs', 'protocol', 'obfs_param', 'protocol_param']
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self.start_time = time.time()
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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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alive_user_count = len(self.onlineuser_cache)
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bandwidth_thistime = 0
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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_enable"],'cert':self.cfg["ssl_enable"],'key':self.cfg["ssl_enable"]})
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else:
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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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conn.autocommit(True)
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for id in dt_transfer.keys():
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transfer = dt_transfer[id]
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bandwidth_thistime = bandwidth_thistime + transfer[0] + transfer[1]
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update_trs = 1024 * max(2048 - self.user_pass.get(id, 0) * 64, 16)
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if transfer[0] + transfer[1] < update_trs:
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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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cur = conn.cursor()
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try:
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if id in self.port_uid_table:
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cur.execute("INSERT INTO `user_traffic_log` (`id`, `user_id`, `u`, `d`, `node_id`, `rate`, `traffic`, `log_time`) VALUES (NULL, '" + \
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str(self.port_uid_table[id]) + "', '" + str(transfer[0]) + "', '" + str(transfer[1]) + "', '" + \
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str(self.cfg["node_id"]) + "', '" + str(self.cfg["transfer_mul"]) + "', '" + \
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self.traffic_format((transfer[0] + transfer[1]) * self.cfg["transfer_mul"]) + "', unix_timestamp()); ")
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except:
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logging.warn('no `user_traffic_log` in db')
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cur.close()
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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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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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cur = conn.cursor()
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cur.execute(query_sql)
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cur.close()
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try:
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cur = conn.cursor()
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cur.execute("INSERT INTO `ss_node_online_log` (`id`, `node_id`, `online_user`, `log_time`) VALUES (NULL, '" + \
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str(self.cfg["node_id"]) + "', '" + str(alive_user_count) + "', unix_timestamp()); ")
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cur.close()
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cur = conn.cursor()
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cur.execute("INSERT INTO `ss_node_info_log` (`id`, `node_id`, `uptime`, `load`, `log_time`) VALUES (NULL, '" + \
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str(self.cfg["node_id"]) + "', '" + str(self.uptime()) + "', '" + \
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str(self.load()) + "', unix_timestamp()); ")
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cur.close()
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except:
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logging.warn('no `ss_node_online_log` or `ss_node_info_log` in db')
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conn.close()
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return update_transfer
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def pull_db_users(self, conn):
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try:
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switchrule = importloader.load('switchrule')
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keys = switchrule.getKeys(self.key_list)
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except Exception as e:
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keys = self.key_list
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cur = conn.cursor()
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node_info_keys = ['traffic_rate']
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cur.execute("SELECT " + ','.join(node_info_keys) +" FROM ss_node where `id`='" + str(self.cfg["node_id"]) + "'")
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nodeinfo = cur.fetchone()
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if nodeinfo == None:
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rows = []
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cur.close()
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conn.commit()
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return rows
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cur.close()
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node_info_dict = {}
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for column in range(len(nodeinfo)):
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node_info_dict[node_info_keys[column]] = nodeinfo[column]
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self.cfg['transfer_mul'] = float(node_info_dict['traffic_rate'])
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cur = conn.cursor()
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cur.execute("SELECT " + ','.join(keys) + " FROM user")
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rows = []
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for r in cur.fetchall():
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d = {}
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for column in range(len(keys)):
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d[keys[column]] = r[column]
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rows.append(d)
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cur.close()
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return rows
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def load(self):
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import os
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return os.popen("cat /proc/loadavg | awk '{ print $1\" \"$2\" \"$3 }'").readlines()[0]
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def uptime(self):
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return time.time() - self.start_time
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def traffic_format(self, traffic):
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|
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)
|
|
|
|
return rows
|
|
|
|
|