64f772e650
Conflicts: vn.trader/ContractData.vt vn.trader/ctaEngine.py vn.trader/ctaStrategies.py vn.trader/ltsGateway.py vn.trader/uiBasicWidget.py vn.trader/uiMainWindow.py vn.trader/vtConstant.py vn.trader/vtEngine.py
288 lines
10 KiB
Python
288 lines
10 KiB
Python
# encoding: UTF-8
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import shelve
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from collections import OrderedDict
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from pymongo import MongoClient
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from pymongo.errors import ConnectionFailure
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from eventEngine import *
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from vtGateway import *
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import uiBasicWidget
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from ctaEngine import CtaEngine
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########################################################################
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class MainEngine(object):
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"""主引擎"""
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# ----------------------------------------------------------------------
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def __init__(self):
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"""Constructor"""
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# 创建事件引擎
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self.eventEngine = EventEngine()
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self.eventEngine.start()
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# 创建数据引擎
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self.dataEngine = DataEngine(self.eventEngine)
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uiBasicWidget.NameCell.setDataEngine(uiBasicWidget.NameCell, self.dataEngine) # 将数据引擎对象传给NameCell
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# 用来保存接口对象的字典
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self.gatewayDict = OrderedDict()
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# 创建我们想要接入的接口对象
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try:
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from ctpGateway import CtpGateway
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self.addGateway(CtpGateway, 'CTP')
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self.gatewayDict['CTP'].setQryEnabled(True)
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self.addGateway(CtpGateway, 'CTP_Prod')
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self.gatewayDict['CTP_Prod'].setQryEnabled(True)
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self.addGateway(CtpGateway, 'CTP_Post')
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self.gatewayDict['CTP_Post'].setQryEnabled(True)
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self.addGateway(CtpGateway, 'CTP_Test')
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self.gatewayDict['CTP_Test'].setQryEnabled(True)
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except Exception, e:
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print e
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try:
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from ltsGateway import LtsGateway
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self.addGateway(LtsGateway, 'LTS')
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self.gatewayDict['LTS'].setQryEnabled(True)
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except Exception, e:
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print e
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try:
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from windGateway import WindGateway
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self.addGateway(WindGateway, 'Wind')
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except Exception, e:
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print e
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try:
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from ibGateway import IbGateway
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self.addGateway(IbGateway, 'IB')
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except Exception, e:
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print e
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# MongoDB数据库相关
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self.dbClient = None # MongoDB客户端对象
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self.addGateway(IbGateway, 'IB')
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# CTA引擎
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self.ctaEngine = CtaEngine(self, self.eventEngine, self.dataEngine)
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# ----------------------------------------------------------------------
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def addGateway(self, gateway, gatewayName=None):
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"""创建接口"""
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self.gatewayDict[gatewayName] = gateway(self.eventEngine, gatewayName)
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# ----------------------------------------------------------------------
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def connect(self, gatewayName):
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"""连接特定名称的接口"""
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if gatewayName in self.gatewayDict:
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gateway = self.gatewayDict[gatewayName]
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gateway.connect()
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else:
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self.writeLog(u'接口不存在：%s' %gatewayName)
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# ----------------------------------------------------------------------
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def subscribe(self, subscribeReq, gatewayName):
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"""订阅特定接口的行情"""
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if gatewayName in self.gatewayDict:
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gateway = self.gatewayDict[gatewayName]
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gateway.subscribe(subscribeReq)
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else:
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self.writeLog(u'接口不存在：%s' %gatewayName)
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# ----------------------------------------------------------------------
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def sendOrder(self, orderReq, gatewayName):
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"""对特定接口发单"""
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if gatewayName in self.gatewayDict:
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gateway = self.gatewayDict[gatewayName]
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return gateway.sendOrder(orderReq)
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else:
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self.writeLog(u'接口不存在：%s' %gatewayName)
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# ----------------------------------------------------------------------
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def cancelOrder(self, cancelOrderReq, gatewayName):
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"""对特定接口撤单"""
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if gatewayName in self.gatewayDict:
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gateway = self.gatewayDict[gatewayName]
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gateway.cancelOrder(cancelOrderReq)
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else:
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self.writeLog(u'接口不存在：%s' %gatewayName)
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# ----------------------------------------------------------------------
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def getAccont(self, gatewayName):
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"""查询特定接口的账户"""
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if gatewayName in self.gatewayDict:
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gateway = self.gatewayDict[gatewayName]
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gateway.getAccount()
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else:
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self.writeLog(u'接口不存在：%s' %gatewayName)
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# ----------------------------------------------------------------------
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def getPosition(self, gatewayName):
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"""查询特定接口的持仓"""
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if gatewayName in self.gatewayDict:
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gateway = self.gatewayDict[gatewayName]
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gateway.getPosition()
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else:
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self.writeLog(u'接口不存在：%s' %gatewayName)
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# ----------------------------------------------------------------------
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def exit(self):
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"""退出程序前调用，保证正常退出"""
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# 安全关闭所有接口
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for gateway in self.gatewayDict.values():
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gateway.close()
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# 停止事件引擎
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self.eventEngine.stop()
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# 保存数据引擎里的合约数据到硬盘
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self.dataEngine.saveContracts()
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# ----------------------------------------------------------------------
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def writeLog(self, content):
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"""快速发出日志事件"""
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log = VtLogData()
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log.logContent = content
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event = Event(type_=EVENT_LOG)
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event.dict_['data'] = log
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self.eventEngine.put(event)
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# ----------------------------------------------------------------------
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def dbConnect(self):
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"""连接MongoDB数据库"""
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if not self.dbClient:
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try:
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self.dbClient = MongoClient()
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self.writeLog(u'MongoDB连接成功')
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except ConnectionFailure:
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self.writeLog(u'MongoDB连接失败')
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# ----------------------------------------------------------------------
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def dbInsert(self, dbName, collectionName, d):
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"""向MongoDB中插入数据，d是具体数据"""
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if self.dbClient:
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db = self.dbClient[dbName]
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collection = db[collectionName]
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collection.insert(d)
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# ----------------------------------------------------------------------
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def dbQuery(self, dbName, collectionName, d):
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"""从MongoDB中读取数据，d是查询要求，返回的是数据库查询的指针"""
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if self.dbClient:
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db = self.dbClient[dbName]
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collection = db[collectionName]
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cursor = collection.find(d)
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return cursor
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else:
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return None
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########################################################################
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class DataEngine(object):
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"""数据引擎"""
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contractFileName = 'ContractData.vt'
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# ----------------------------------------------------------------------
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def __init__(self, eventEngine):
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"""Constructor"""
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self.eventEngine = eventEngine
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# 保存合约详细信息的字典
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self.contractDict = {}
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# 保存委托数据的字典
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self.orderDict = {}
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# 保存活动委托数据的字典（即可撤销）
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self.workingOrderDict = {}
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# 读取保存在硬盘的合约数据
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self.loadContracts()
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# 注册事件监听
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self.registerEvent()
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# ----------------------------------------------------------------------
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def updateContract(self, event):
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"""更新合约数据"""
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contract = event.dict_['data']
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self.contractDict[contract.vtSymbol] = contract
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self.contractDict[contract.symbol] = contract # 使用常规代码（不包括交易所）可能导致重复
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# ----------------------------------------------------------------------
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def getContract(self, vtSymbol):
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"""查询合约对象"""
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try:
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return self.contractDict[vtSymbol]
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except KeyError:
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return None
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# ----------------------------------------------------------------------
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def getAllContracts(self):
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"""查询所有合约对象（返回列表）"""
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return self.contractDict.values()
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# ----------------------------------------------------------------------
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def saveContracts(self):
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"""保存所有合约对象到硬盘"""
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f = shelve.open(self.contractFileName)
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f['data'] = self.contractDict
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f.close()
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# ----------------------------------------------------------------------
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def loadContracts(self):
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"""从硬盘读取合约对象"""
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f = shelve.open(self.contractFileName)
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if 'data' in f:
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d = f['data']
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for key, value in d.items():
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self.contractDict[key] = value
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f.close()
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# ----------------------------------------------------------------------
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def updateOrder(self, event):
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"""更新委托数据"""
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order = event.dict_['data']
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self.orderDict[order.vtOrderID] = order
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# 如果订单的状态是全部成交或者撤销，则需要从workingOrderDict中移除
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if order.status == STATUS_ALLTRADED or order.status == STATUS_CANCELLED:
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if order.vtOrderID in self.workingOrderDict:
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del self.workingOrderDict[order.vtOrderID]
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# 否则则更新字典中的数据
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else:
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self.workingOrderDict[order.vtOrderID] = order
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# ----------------------------------------------------------------------
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def getOrder(self, vtOrderID):
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"""查询委托单（报单）"""
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try:
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return self.orderDict[vtOrderID]
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except KeyError:
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return None
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# ----------------------------------------------------------------------
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def getAllWorkingOrders(self):
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"""查询所有活动委托（返回列表）"""
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return self.workingOrderDict.values()
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# ----------------------------------------------------------------------
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def registerEvent(self):
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"""注册事件监听"""
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self.eventEngine.register(EVENT_CONTRACT, self.updateContract)
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self.eventEngine.register(EVENT_ORDER, self.updateOrder)
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