style(be):拆分模块目录

pkg/task/ticker.go

@@ -0,0 +1,73 @@
+package task
+
+import (
+	"strconv"
+	"time"
+
+	"next-terminal/pkg/constant"
+	"next-terminal/pkg/log"
+	"next-terminal/server/repository"
+)
+
+type Ticker struct {
+	sessionRepository  *repository.SessionRepository
+	propertyRepository *repository.PropertyRepository
+}
+
+func NewTicker(sessionRepository *repository.SessionRepository, propertyRepository *repository.PropertyRepository) *Ticker {
+	return &Ticker{sessionRepository: sessionRepository, propertyRepository: propertyRepository}
+}
+
+func (t *Ticker) SetupTicker() {
+
+	// 每隔一小时删除一次未使用的会话信息
+	unUsedSessionTicker := time.NewTicker(time.Minute * 60)
+	go func() {
+		for range unUsedSessionTicker.C {
+			sessions, _ := t.sessionRepository.FindByStatusIn([]string{constant.NoConnect, constant.Connecting})
+			if len(sessions) > 0 {
+				now := time.Now()
+				for i := range sessions {
+					if now.Sub(sessions[i].ConnectedTime.Time) > time.Hour*1 {
+						_ = t.sessionRepository.DeleteById(sessions[i].ID)
+						s := sessions[i].Username + "@" + sessions[i].IP + ":" + strconv.Itoa(sessions[i].Port)
+						log.Infof("会话「%v」ID「%v」超过1小时未打开，已删除。", s, sessions[i].ID)
+					}
+				}
+			}
+		}
+	}()
+
+	// 每日凌晨删除超过时长限制的会话
+	timeoutSessionTicker := time.NewTicker(time.Hour * 24)
+	go func() {
+		for range timeoutSessionTicker.C {
+			property, err := t.propertyRepository.FindByName("session-saved-limit")
+			if err != nil {
+				return
+			}
+			if property.Value == "" || property.Value == "-" {
+				return
+			}
+			limit, err := strconv.Atoi(property.Value)
+			if err != nil {
+				return
+			}
+			sessions, err := t.sessionRepository.FindOutTimeSessions(limit)
+			if err != nil {
+				return
+			}
+
+			if len(sessions) > 0 {
+				var sessionIds []string
+				for i := range sessions {
+					sessionIds = append(sessionIds, sessions[i].ID)
+				}
+				err := t.sessionRepository.DeleteByIds(sessionIds)
+				if err != nil {
+					log.Errorf("删除离线会话失败 %v", err)
+				}
+			}
+		}
+	}()
+}