优化系统goroutine使用，减少goroutine数量，增加goman查看goroutine数量指令

internal/ttlcache/manager.go

@@ -0,0 +1,53 @@
+// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package ttlcache
+
+import (
+	"github.com/TeaOSLab/EdgeNode/internal/goman"
+	"sync"
+	"time"
+)
+
+var SharedManager = NewManager()
+
+type Manager struct {
+	ticker *time.Ticker
+	locker sync.Mutex
+
+	cacheMap map[*Cache]bool
+}
+
+func NewManager() *Manager {
+	var manager = &Manager{
+		ticker:   time.NewTicker(3 * time.Second),
+		cacheMap: map[*Cache]bool{},
+	}
+
+	goman.New(func() {
+		manager.init()
+	})
+
+	return manager
+}
+
+func (this *Manager) init() {
+	for range this.ticker.C {
+		this.locker.Lock()
+		for cache := range this.cacheMap {
+			cache.GC()
+		}
+		this.locker.Unlock()
+	}
+}
+
+func (this *Manager) Add(cache *Cache) {
+	this.locker.Lock()
+	this.cacheMap[cache] = true
+	this.locker.Unlock()
+}
+
+func (this *Manager) Remove(cache *Cache) {
+	this.locker.Lock()
+	delete(this.cacheMap, cache)
+	this.locker.Unlock()
+}