阿里sdk

EdgeHttpDNS/sdk/ios/AlicloudHttpDNS/Model/HttpdnsHostObject.h

@@ -0,0 +1,90 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+#import <Foundation/Foundation.h>
+#import "HttpdnsRequest.h"
+
+@class HttpdnsHostRecord;
+@class HttpdnsIPRecord;
+@class HttpdnsServerIpObject;
+
+
+@interface HttpdnsIpObject: NSObject<NSCoding, NSCopying>
+
+@property (nonatomic, copy, getter=getIpString, setter=setIp:) NSString *ip;
+@property (nonatomic, assign) NSInteger connectedRT;
+
+@end
+
+
+@interface HttpdnsHostObject : NSObject<NSCoding, NSCopying>
+
+@property (nonatomic, copy, setter=setCacheKey:, getter=getCacheKey) NSString *cacheKey;
+@property (nonatomic, copy, setter=setHostName:, getter=getHostName) NSString *hostName;
+
+@property (nonatomic, copy, setter=setClientIp:, getter=getClientIp) NSString *clientIp;
+
+@property (nonatomic, strong, setter=setV4Ips:, getter=getV4Ips) NSArray<HttpdnsIpObject *> *v4Ips;
+@property (nonatomic, strong, setter=setV6Ips:, getter=getV6Ips) NSArray<HttpdnsIpObject *> *v6Ips;
+
+// 虽然当前后端接口的设计里ttl并没有区分v4、v6，但原则是应该要分开
+// v4 ttl
+@property (nonatomic, setter=setV4TTL:, getter=getV4TTL) int64_t v4ttl;
+@property (nonatomic, assign) int64_t lastIPv4LookupTime;
+
+// v6 ttl
+@property (nonatomic, setter=setV6TTL:, getter=getV6TTL) int64_t v6ttl;
+@property (nonatomic, assign) int64_t lastIPv6LookupTime;
+
+// 用来标记该域名为配置v4记录或v6记录的情况，避免如双栈网络下因为某个协议查不到record需要重复请求
+// 这个信息不用持久化，一次APP启动周期内使用是合适的
+@property (nonatomic, assign) BOOL hasNoIpv4Record;
+@property (nonatomic, assign) BOOL hasNoIpv6Record;
+
+@property (nonatomic, strong, setter=setExtra:, getter=getExtra) NSString *extra;
+
+// 标识是否从持久化缓存加载
+@property (nonatomic, assign, setter=setIsLoadFromDB:, getter=isLoadFromDB) BOOL isLoadFromDB;
+
+- (instancetype)init;
+
+- (BOOL)isIpEmptyUnderQueryIpType:(HttpdnsQueryIPType)queryType;
+
+- (BOOL)isExpiredUnderQueryIpType:(HttpdnsQueryIPType)queryIPType;
+
++ (instancetype)fromDBRecord:(HttpdnsHostRecord *)IPRecord;
+
+/**
+ * 将当前对象转换为数据库记录对象
+ * @return 数据库记录对象
+ */
+- (HttpdnsHostRecord *)toDBRecord;
+
+- (NSArray<NSString *> *)getV4IpStrings;
+
+- (NSArray<NSString *> *)getV6IpStrings;
+
+/**
+ * 更新指定IP的connectedRT值并重新排序IP列表
+ * @param ip 需要更新的IP地址
+ * @param connectedRT 检测到的RT值，-1表示不可达
+ */
+- (void)updateConnectedRT:(NSInteger)connectedRT forIP:(NSString *)ip;
+
+@end