| | |
| | | "encoding/json" |
| | | "errors" |
| | | "fmt" |
| | | "github.com/elastic/go-elasticsearch/v6" |
| | | "log" |
| | | "strings" |
| | | "sync" |
| | | "time" |
| | | |
| | | "github.com/elastic/go-elasticsearch/v6" |
| | | |
| | | "model-engine/config" |
| | | "model-engine/db" |
| | | "model-engine/pkg/logger" |
| | | "model-engine/pkg/set" |
| | | "model-engine/service" |
| | | "strings" |
| | | "time" |
| | | ) |
| | | |
| | | type GatherModel struct { |
| | | OrgIds []interface{} `json:"-"` |
| | | AreaIds []interface{} `json:"-"` |
| | | Building string `gorm:"type:varchar(255)" json:"building"` //楼栋 |
| | | Floor string `gorm:"type:varchar(255)" json:"floor"` //楼层 |
| | | AlarmType db.AlarmType `gorm:"type:varchar(255);" json:"alarmType"` //预警方式 |
| | | PersonType string `gorm:"type:varchar(255);" json:"personType"` //人员类型 |
| | | GatherPersons int `gorm:"type:int;" json:"gatherPersons"` //聚集人数 |
| | | AppearInterval int `gorm:"type:int;" json:"appearInterval"` //出现间隔,单位为秒 |
| | | DaysWindow int `gorm:"type:int;" json:"daysWindow" ` //近几天内 |
| | | Threshold int `gorm:"type:int;" json:"threshold" ` //达几次 |
| | | Building string `gorm:"type:varchar(255)" json:"building"` // 楼栋 |
| | | Floor string `gorm:"type:varchar(255)" json:"floor"` // 楼层 |
| | | AlarmType db.AlarmType `gorm:"type:varchar(255);" json:"alarmType"` // 预警方式 |
| | | PersonType string `gorm:"type:varchar(255);" json:"personType"` // 人员类型 |
| | | GatherPersons int `gorm:"type:int;" json:"gatherPersons"` // 聚集人数 |
| | | AppearInterval int `gorm:"type:int;" json:"appearInterval"` // ,单位为秒 |
| | | DaysWindow int `gorm:"type:int;" json:"daysWindow" ` // 近几天内 |
| | | Threshold int `gorm:"type:int;" json:"threshold" ` // 达几次 |
| | | Task *db.ModelTask |
| | | } |
| | | |
| | |
| | | m.Floor = task.Floor |
| | | m.AlarmType = task.AlarmType |
| | | m.PersonType = task.PersonType |
| | | m.GatherPersons = task.GatherPersons |
| | | m.AppearInterval = task.AppearInterval |
| | | m.DaysWindow = task.DaysWindow |
| | | m.Threshold = task.Threshold |
| | | fmt.Println("GatherModel init finish ...") |
| | | |
| | | for _, v := range task.Rules { |
| | | if v.Alias == "gatherPersons" { |
| | | if val, ok := v.Value.(float64); ok { |
| | | m.GatherPersons = int(val) |
| | | } |
| | | } |
| | | |
| | | if v.Alias == "appearInterval" { |
| | | if val, ok := v.Value.(float64); ok { |
| | | m.AppearInterval = int(val) |
| | | } |
| | | } |
| | | |
| | | if v.Alias == "daysWindow" { |
| | | if val, ok := v.Value.(float64); ok { |
| | | m.DaysWindow = int(val) |
| | | } |
| | | } |
| | | |
| | | if v.Alias == "threshold" { |
| | | if val, ok := v.Value.(float64); ok { |
| | | m.Threshold = int(val) |
| | | } |
| | | } |
| | | } |
| | | |
| | | logger.Debugf("GatherModel init finish ...task id:%s, name:%s, rule:%+v\n", task.ID, task.Name, m) |
| | | |
| | | if m.GatherPersons == 0 || m.AppearInterval == 0 || m.DaysWindow == 0 || m.Threshold == 0 { |
| | | logger.Warnf("invalid parameters. task id:%s, name:%s\n", task.ID, task.Name) |
| | | return errors.New("invalid parameters") |
| | | } |
| | | |
| | | return nil |
| | | } |
| | | |
| | |
| | | OrgId string `json:"orgId"` |
| | | Building string `json:"building"` |
| | | Floor string `json:"floor"` |
| | | GatherPersons int `gorm:"type:int;" json:"gatherPersons"` //聚集人数 |
| | | AppearInterval int `gorm:"type:int;" json:"appearInterval"` //出现间隔,单位为秒 |
| | | GatherPersons int `gorm:"type:int;" json:"gatherPersons"` // 聚集人数 |
| | | AppearInterval int `gorm:"type:int;" json:"appearInterval"` // 出现间隔,单位为秒 |
| | | } |
| | | |
| | | var ( |
| | | processed map[string]ProcessedRecord // 存储已处理记录 |
| | | processed sync.Map // 存储已处理记录 |
| | | cleanupThreshold = time.Now().Add(-100 * time.Hour) // 定义一个时间窗口,假设只保存最近100小时的记录 |
| | | ) |
| | | |
| | | func init() { |
| | | processed = make(map[string]ProcessedRecord) |
| | | } |
| | | func (m *GatherModel) Run() error { |
| | | // 清理过期的记录 |
| | | for key, record := range processed { |
| | | if record.Timestamp.Before(cleanupThreshold) { |
| | | delete(processed, key) |
| | | processed.Range(func(key, value any) bool { |
| | | if value.(ProcessedRecord).Timestamp.Before(cleanupThreshold) { |
| | | processed.Delete(key) |
| | | } |
| | | } |
| | | return true |
| | | }) |
| | | |
| | | records, err := queryElasticsearch(db.GetEsClient(), m) |
| | | if err != nil { |
| | |
| | | uniqueKey := fmt.Sprintf("%s-%s", record.DocumentNumber, record.PicDate) |
| | | |
| | | // 如果已经处理过,跳过 |
| | | if _, exists := processed[uniqueKey]; exists { |
| | | if _, exists := processed.Load(uniqueKey); exists { |
| | | continue |
| | | } |
| | | |
| | | // 添加到已处理记录 |
| | | processed[uniqueKey] = ProcessedRecord{ |
| | | processed.Store(uniqueKey, ProcessedRecord{ |
| | | UniqueKey: uniqueKey, |
| | | Timestamp: time.Now(), |
| | | } |
| | | }) |
| | | newRecords = append(newRecords, record) |
| | | } |
| | | if len(newRecords) == 0 { |
| | | return nil |
| | | } |
| | | |
| | | aggregation, err := analyzeAndAggregate(newRecords) |
| | |
| | | results = append(results, result) |
| | | } |
| | | return service.SaveTaskResults(results) |
| | | } |
| | | |
| | | func (m *GatherModel) KeepAlive() error { |
| | | db.GetDB().Model(m.Task).Where("id = ?", m.Task.ID).Update("last_run_time", time.Now()) |
| | | return nil |
| | | } |
| | | |
| | | func (m *GatherModel) Shutdown() error { |
| | |
| | | } |
| | | |
| | | func analyzeAndAggregate(records []*GatherRecord) (map[GatherLocationTime]set.StringSet, error) { |
| | | if len(records) == 0 { |
| | | return nil, nil |
| | | } |
| | | aggregation := make(map[GatherLocationTime]set.StringSet) |
| | | domainIds := set.NewStringSet() |
| | | for _, record := range records { |