Golang CoreInstruction.GetAnswer方法代码示例

func ProcRecordResult(
	handler *coreprocessing.Handler,
	inIns *coreprocessing.CoreInstruction,
	outIns *coreprocessing.CoreInstruction) []*coreprocessing.CoreInstruction {
	//
	var result []*coreprocessing.CoreInstruction
	if answer, _ := outIns.GetAnswer(); (*answer).Error.Code == 0 {
		if srcCmd, hasCmd := inIns.GetCommand(); hasCmd {
			rpcManager := coreprocessing.NewRpcServerManager()
			taskId := (*srcCmd).Params.Task
			if targetCidPtr := rpcManager.ResultDirectionDict.Get(taskId); targetCidPtr != nil {
				// check client group
				if handler.StateCheker.ClientInGroup(*targetCidPtr, connectionsupport.GroupConnectionWsClient) {
					cmd := transport.NewCommandWithParams(
						0, "result", transport.MethodParams{
							Cid:  *targetCidPtr,
							Task: taskId,
							Json: (*srcCmd).Params.Json})
					clientIns := coreprocessing.NewCoreInstruction(coreprocessing.TypeInstructionSetResult)
					clientIns.SetCommand(cmd)
					result = make([]*coreprocessing.CoreInstruction, 1)
					result[0] = clientIns
				} else {
					rpcManager.ResultBufferDict.Set(taskId, (*srcCmd).Params.Json)
				}
			} else {
				rllogger.Outputf(rllogger.LogError, "Processing pass for: %s", srcCmd)
			}
		}
	}
	return result
}

func ProcCallServerMethod(
	handler *coreprocessing.Handler,
	inIns *coreprocessing.CoreInstruction,
	outIns *coreprocessing.CoreInstruction) []*coreprocessing.CoreInstruction {
	//
	var result []*coreprocessing.CoreInstruction

	if answer, exists := outIns.GetAnswer(); exists {
		if (*answer).Error.Code == 0 {
			if srcCmd, hasCmd := inIns.GetCommand(); hasCmd {
				rpcData := RpcAnswerData{}
				// little overhead - parse JSON
				if loadErr := json.Unmarshal([]byte((*answer).Result), &rpcData); loadErr == nil {
					srcParams := (*srcCmd).Params
					srcParams.Task = rpcData.Task
					// replace cid
					srcParams.Cid = rpcData.Cid
					newCmd := transport.NewCommandWithParams(0, (*srcCmd).Method, srcParams)
					resultIns := coreprocessing.NewCoreInstruction(coreprocessing.TypeInstructionExecute)
					resultIns.SetCommand(newCmd)
					result = []*coreprocessing.CoreInstruction{resultIns}
				} else {
					rllogger.Outputf(
						rllogger.LogError,
						"Answer from ProcRouteRpc has incorrect data format, from: %s",
						inIns.Cid)
				}
			} else {
				rllogger.Outputf(rllogger.LogError, "Answer lost in ProcRouteRpc! from: %s", inIns.Cid)
			}
		}
	} else {
		rllogger.Outputf(rllogger.LogError, "Answer lost in ProcRouteRpc! from: %s", inIns.Cid)
	}
	return result
}

// answer worker
func connectionWriteProcessing(
	connection net.Conn,
	backChannel *chan coreprocessing.CoreInstruction,
	dataManager *connectionsupport.ConnectionDataManager,
	stat statistic.StatisticUpdater,
	label string) {
	//
	wait := true
	msgSize := 0
	var newInstruction coreprocessing.CoreInstruction
	var statGroupName string
	for wait {
		newInstruction = <-*backChannel
		if newInstruction.IsEmpty() {
			rllogger.Outputf(rllogger.LogWarn, "Closed write process for %s empty instruction!", label)
			wait = false
		} else {
			// write
			msgSize = 0
			if answer, exists := newInstruction.GetAnswer(); exists {
				data := answer.DataDump()
				if data != nil {
					line := append(*data, byte('\n'))
					if writen, err := connection.Write(line); err == nil {
						msgSize += writen
					} else {
						rllogger.Outputf(rllogger.LogWarn, "Can't wite answer to %s: %s", label, err)
						stat.AddOneMsg("lost_connection_count")
						// wtf ?
						wait = false
					}
				}
			}
			// and / or command for client
			if answerCmd, exists := newInstruction.GetCommand(); exists && wait {
				data := answerCmd.DataDump()
				if data != nil {
					line := append(*data, byte('\n'))
					if writen, err := connection.Write(line); err == nil {
						msgSize += writen
					} else {
						rllogger.Outputf(rllogger.LogWarn, "Can't wite answer to %s: %s", label, err)
						stat.AddOneMsg("lost_connection_count")
						// wtf ?
						wait = false
					}
				}
			}
			if msgSize > 0 {
				stat.SendMsg("outcome_data_size", msgSize)
				// update state data
				if newInstruction.StateChanges != nil {
					// so simple.. without some visitor for statistic
					if newInstruction.StateChanges.ChangeType == connectionsupport.StateChangesTypeGroup {
						switch newInstruction.StateChanges.ConnectionClientGroup {
						case connectionsupport.GroupConnectionClient:
							statGroupName = "count_connection_client"
						case connectionsupport.GroupConnectionServer:
							statGroupName = "count_connection_server"
						case connectionsupport.GroupConnectionWsClient:
							statGroupName = "count_connection_web"
						}
						stat.AddOneMsg(statGroupName)
					}
					// update data in manager
					dataManager.UpdateState(newInstruction.Cid, newInstruction.StateChanges)
				}
			} else {
				rllogger.Outputf(rllogger.LogWarn, "Empty answer to %s?", label)
			}
			if newInstruction.NeedExit() {
				wait = false
				rllogger.Outputf(rllogger.LogDebug, "Closed write process for %s from instruction.", label)
				err := connection.Close()
				if err != nil {
					// wait = true ??
					rllogger.Outputf(rllogger.LogError, "Close connection %s problem: %s", label, err)
				}
			}
		}
	}
	stat.DelOneMsg(statGroupName)
	close(*backChannel)
}