优化WAF黑名单处理

internal/iplibrary/ip_list.go

@@ -72,6 +72,25 @@ func (this *IPList) Contains(ip uint64) bool {
 	return item != nil
 }
 
+// ContainsExpires 判断是否包含某个IP
+func (this *IPList) ContainsExpires(ip uint64) (expiresAt int64, ok bool) {
+	this.locker.RLock()
+	if len(this.allItemsMap) > 0 {
+		this.locker.RUnlock()
+		return 0, true
+	}
+
+	var item = this.lookupIP(ip)
+
+	this.locker.RUnlock()
+
+	if item == nil {
+		return
+	}
+
+	return item.ExpiredAt, true
+}
+
 // ContainsIPStrings 是否包含一组IP中的任意一个，并返回匹配的第一个Item
 func (this *IPList) ContainsIPStrings(ipStrings []string) (item *IPItem, found bool) {
 	if len(ipStrings) == 0 {
@@ -155,7 +174,7 @@ func (this *IPList) addItem(item *IPItem, sortable bool) {
 	this.locker.Unlock()
 }
 
-//  对列表进行排序
+// 对列表进行排序
 func (this *IPList) sortItems() {
 	sort.Slice(this.sortedItems, func(i, j int) bool {
 		var item1 = this.sortedItems[i]

internal/iplibrary/list_utils.go

@@ -10,50 +10,54 @@ import (
 
 // AllowIP 检查IP是否被允许访问
 // 如果一个IP不在任何名单中，则允许访问
-func AllowIP(ip string, serverId int64) (canGoNext bool, inAllowList bool) {
+func AllowIP(ip string, serverId int64) (canGoNext bool, inAllowList bool, expiresAt int64) {
 	if !Tea.IsTesting() { // 如果在测试环境，我们不加入一些白名单，以便于可以在本地和局域网正常测试
 		// 放行lo
 		if ip == "127.0.0.1" || ip == "::1" {
-			return true, true
+			return true, true, 0
 		}
 
 		// check node
 		nodeConfig, err := nodeconfigs.SharedNodeConfig()
 		if err == nil && nodeConfig.IPIsAutoAllowed(ip) {
-			return true, true
+			return true, true, 0
 		}
 	}
 
 	var ipLong = utils.IP2Long(ip)
 	if ipLong == 0 {
-		return false, false
+		return false, false, 0
 	}
 
 	// check white lists
 	if GlobalWhiteIPList.Contains(ipLong) {
-		return true, true
+		return true, true, 0
 	}
 
 	if serverId > 0 {
 		var list = SharedServerListManager.FindWhiteList(serverId, false)
 		if list != nil && list.Contains(ipLong) {
-			return true, true
+			return true, true, 0
 		}
 	}
 
 	// check black lists
-	if GlobalBlackIPList.Contains(ipLong) {
-		return false, false
+	expiresAt, ok := GlobalBlackIPList.ContainsExpires(ipLong)
+	if ok {
+		return false, false, expiresAt
 	}
 
 	if serverId > 0 {
 		var list = SharedServerListManager.FindBlackList(serverId, false)
-		if list != nil && list.Contains(ipLong) {
-			return false, false
+		if list != nil {
+			expiresAt, ok = list.ContainsExpires(ipLong)
+			if ok {
+				return false, false, expiresAt
+			}
 		}
 	}
 
-	return true, false
+	return true, false, 0
 }
 
 // IsInWhiteList 检查IP是否在白名单中
@@ -73,7 +77,7 @@ func AllowIPStrings(ipStrings []string, serverId int64) bool {
 		return true
 	}
 	for _, ip := range ipStrings {
-		isAllowed, _ := AllowIP(ip, serverId)
+		isAllowed, _, _ := AllowIP(ip, serverId)
 		if !isAllowed {
 			return false
 		}