goInOut/consumers/consumerHBJCAS.go

package consumers

import (
	"crypto/rc4"
	"encoding/hex"
	"fmt"
	"goInOut/adaptors"
	"goInOut/consumers/HBJCAS"
	"goInOut/dbOperate"
	"goInOut/monitors"
	"goInOut/utils"
	"gopkg.in/yaml.v3"
	"log"
	"time"
)

type consumerHBJCAS struct {
	//数据缓存管道
	ch chan []adaptors.NeedPush
	//具体配置
	Info    HBJCAS.ConfigFile
	InHttp  *dbOperate.HttpHelper
	outMqtt *dbOperate.MqttHelper
	monitor *monitors.CommonMonitor
}

func (the *consumerHBJCAS) LoadConfigJson(cfgStr string) {
	// 将 yaml 格式的数据解析到结构体中
	err := yaml.Unmarshal([]byte(cfgStr), &the.Info)
	if err != nil {
		log.Printf("读取配置文件[%s]异常 err=%v", cfgStr, err.Error())
		panic(err)
	}
}

func (the *consumerHBJCAS) Initial(cfg string) error {
	the.LoadConfigJson(cfg)
	err := the.InputInitial()
	if err != nil {
		return err
	}
	err = the.OutputInitial()
	return err
}
func (the *consumerHBJCAS) InputInitial() error {
	the.ch = make(chan []adaptors.NeedPush, 200)
	//数据入口
	the.InHttp = &dbOperate.HttpHelper{Url: the.Info.IoConfig.In.Http.Url, Token: ""}
	the.monitor = &monitors.CommonMonitor{
		MonitorHelper: &monitors.MonitorHelper{CronStr: the.Info.IoConfig.In.CronStr},
	}
	the.monitor.Start()
	the.monitor.RegisterFun(the.getEsData)
	return nil
}
func (the *consumerHBJCAS) OutputInitial() error {
	//数据出口
	the.outMqtt = dbOperate.MqttInitial(
		the.Info.IoConfig.Out.Mqtt.Host,
		the.Info.IoConfig.Out.Mqtt.Port,
		the.Info.IoConfig.Out.Mqtt.ClientId,
		the.Info.IoConfig.Out.Mqtt.UserName,
		the.Info.IoConfig.Out.Mqtt.Password,
		false, //按照具体项目来
		"")
	return nil
}
func (the *consumerHBJCAS) Work() {
	go func() {
		for {
			needPushList := <-the.ch
			if len(the.ch) > 0 {
				log.Printf("取出ch数据,剩余[%d] ", len(the.ch))
			}

			for _, push := range needPushList {
				if push.Topic != "" {
					the.outMqtt.Publish(push.Topic, push.Payload)
					continue
				}

				//没有标记topic 的  按照配置文件里面的推送
				for _, topic := range the.Info.IoConfig.Out.Mqtt.Topics {
					the.outMqtt.Publish(topic, push.Payload)
				}

			}

			time.Sleep(100 * time.Millisecond)
		}
	}()
}

func (the *consumerHBJCAS) getAdaptor() (adaptor adaptors.Adaptor_AXYES_HBGL) {

	return adaptors.Adaptor_AXYES_HBGL{}
}

func (the *consumerHBJCAS) getStructIds() []int64 {
	var structIds []int64
	for strutId, _ := range the.Info.PointInfo {
		structIds = append(structIds, strutId)
	}
	return structIds
}
func (the *consumerHBJCAS) getEsData() {
	start, end := utils.GetTimeRangeByHour(-1)
	log.Printf("查询数据时间范围 %s - %s", start, end)
	hourFactorIds := []int{20} //, 15, 20 , 28
	structIds := the.getStructIds()
	for _, structId := range structIds {
		for _, factorId := range hourFactorIds {
			esQuery := the.getESQueryStrByHour(structId, factorId, start, end)
			auth := map[string]string{"Authorization": "Bear 85a441d4-022b-4613-abba-aaa8e2693bf7"}
			esAggResult := the.InHttp.HttpGetWithHeader(esQuery, auth)

			adaptor := the.getAdaptor()
			adaptor.PointInfo = the.Info.PointInfo
			adaptor.StructInfo = the.Info.StructInfo
			needPushes := adaptor.Transform(structId, factorId, esAggResult)
			for i := range needPushes {
				needPushes[i].Payload = the.crc16rc4(needPushes[i].Payload)
			}

			if len(needPushes) > 0 {
				the.ch <- needPushes
			}
		}
	}

}
func (the *consumerHBJCAS) crc16rc4(transBytes []byte) []byte {
	resultByCrc16 := utils.NewCRC16CCITT().GetWCRCin(transBytes)
	needRC4 := append(transBytes, resultByCrc16...)
	rc4KeyStr, ok := the.Info.OtherInfo["rc4key"]
	if !ok {
		log.Panicf("未配置 rc4key")
	}
	rc4Key := []byte(rc4KeyStr) //the.RC4Key
	// 加密操作
	dest1 := make([]byte, len(needRC4))
	rc4.NewCipher(rc4Key)
	cipher1, _ := rc4.NewCipher(rc4Key)
	cipher1.XORKeyStream(dest1, needRC4)
	log.Printf("rc4加密结果=> %s ", hex.EncodeToString(dest1))
	return dest1
}
func (the *consumerHBJCAS) getESQueryStrByHour(structureId int64, factorId int, start, end string) string {
	aggSubSql := getEsAggSubSqlByFactorId(factorId)
	esQuery := fmt.Sprintf(`
{
  "size": 0,
  "query": {
    "bool": {
      "must": [
        {
          "term": {
            "structure": {
              "value": %d
            }
          }
        },
        {
          "term": {
            "factor": {
              "value": %d
            }
          }
        },
        {
          "range": {
            "collect_time": {
              "gte": "%s",
              "lte": "%s"
            }
          }
        }
      ]
    }
  },
  "aggs": {
    "groupSensor": {
      "terms": {
        "field": "sensor"
      },
      "aggs": {
        "groupDate": {
          "date_histogram": {
            "field": "collect_time",
            "interval": "hour",
            "time_zone": "Asia/Shanghai"
          },
          "aggs": %s
        }
      }
    }
  }
}
`, structureId, factorId, start, end, aggSubSql)

	return esQuery
}

func getEsAggSubSqlByFactorId(factorId int) string {
	//桥墩倾斜 15   支座位移20  桥面振动28
	subAggSQl := ""
	switch factorId {
	case 15:
		subAggSQl = `
{
    "x": {
        "extended_stats": {
            "field": "data.x"
        }
    },
    "y": {
        "extended_stats": {
            "field": "data.y"
        }
    }
}`
	case 20:
		subAggSQl = `
{
    "displacement": {
        "extended_stats": {
            "field": "data.displacement"
        }
    }
}`
	case 28:
		subAggSQl = `
{
    "trms": {
        "extended_stats": {
            "field": "data.trms"
        }
    }
}`
	}
	return subAggSQl
}

func (the *consumerHBJCAS) getStructureId() string {
	structureId, ok := the.Info.OtherInfo["structureId"]
	if !ok {
		log.Panicf("无法识别有效的structureId")
	}
	return structureId
}