fixed

plugins/authhttp/cache.go

@@ -0,0 +1,32 @@
+package authhttp
+
+import (
+	"time"
+
+	"github.com/patrickmn/go-cache"
+)
+
+type authCache struct {
+	action   string
+	username string
+	clientID string
+	password string
+	topic    string
+}
+
+var (
+	// cache = make(map[string]authCache)
+	c = cache.New(5*time.Minute, 10*time.Minute)
+)
+
+func checkCache(action, clientID, username, password, topic string) *authCache {
+	authc, found := c.Get(username)
+	if found {
+		return authc.(*authCache)
+	}
+	return nil
+}
+
+func addCache(action, clientID, username, password, topic string) {
+	c.Set(username, &authCache{action: action, username: username, clientID: clientID, password: password, topic: topic}, cache.DefaultExpiration)
+}