增加刷新、预热缓存任务管理

internal/caches/manager.go

@@ -214,3 +214,15 @@ func (this *Manager) FindAllCachePaths() []string {
 	}
 	return result
 }
+
+// FindAllStorages 读取所有缓存存储
+func (this *Manager) FindAllStorages() []StorageInterface {
+	this.locker.Lock()
+	defer this.locker.Unlock()
+
+	var storages = []StorageInterface{}
+	for _, storage := range this.storageMap {
+		storages = append(storages, storage)
+	}
+	return storages
+}

internal/caches/storage_file.go

@@ -769,9 +769,10 @@ func (this *FileStorage) Purge(keys []string, urlType string) error {
 				return err
 			}
 		}
+		return nil
 	}
 
-	// 文件
+	// URL
 	for _, key := range keys {
 		hash, path := this.keyPath(key)
 		err := this.removeCacheFile(path)

internal/caches/storage_interface.go

@@ -35,6 +35,7 @@ type StorageInterface interface {
 	CleanAll() error
 
 	// Purge 批量删除缓存
+	// urlType 值为file|dir
 	Purge(keys []string, urlType string) error
 
 	// Stop 停止缓存策略

internal/caches/storage_memory.go

@@ -267,8 +267,10 @@ func (this *MemoryStorage) Purge(keys []string, urlType string) error {
 				return err
 			}
 		}
+		return nil
 	}
 
+	// URL
 	for _, key := range keys {
 		err := this.Delete(key)
 		if err != nil {