增加出口负载均衡

go-gost/x/socket/websocket_reporter.go

@@ -428,8 +428,14 @@ func (w *WebSocketReporter) handleAddService(data interface{}) error {
 		return fmt.Errorf("序列化数据失败: %v", err)
 	}
 
+	// 预处理：将字符串格式的 duration 转换为纳秒数
+	processedData, err := w.preprocessDurationFields(jsonData)
+	if err != nil {
+		return fmt.Errorf("预处理duration字段失败: %v", err)
+	}
+
 	var services []config.ServiceConfig
-	if err := json.Unmarshal(jsonData, &services); err != nil {
+	if err := json.Unmarshal(processedData, &services); err != nil {
 		return fmt.Errorf("解析服务配置失败: %v", err)
 	}
 
@@ -443,8 +449,14 @@ func (w *WebSocketReporter) handleUpdateService(data interface{}) error {
 		return fmt.Errorf("序列化数据失败: %v", err)
 	}
 
+	// 预处理：将字符串格式的 duration 转换为纳秒数
+	processedData, err := w.preprocessDurationFields(jsonData)
+	if err != nil {
+		return fmt.Errorf("预处理duration字段失败: %v", err)
+	}
+
 	var services []config.ServiceConfig
-	if err := json.Unmarshal(jsonData, &services); err != nil {
+	if err := json.Unmarshal(processedData, &services); err != nil {
 		return fmt.Errorf("解析服务配置失败: %v", err)
 	}
 
@@ -977,3 +989,49 @@ func isValidHostname(hostname string) bool {
 
 	return true
 }
+
+// preprocessDurationFields 预处理 JSON 数据中的 duration 字段
+func (w *WebSocketReporter) preprocessDurationFields(jsonData []byte) ([]byte, error) {
+	var rawData interface{}
+	if err := json.Unmarshal(jsonData, &rawData); err != nil {
+		return nil, err
+	}
+
+	// 递归处理 duration 字段
+	processed := w.processDurationInData(rawData)
+
+	return json.Marshal(processed)
+}
+
+// processDurationInData 递归处理数据中的 duration 字段
+func (w *WebSocketReporter) processDurationInData(data interface{}) interface{} {
+	switch v := data.(type) {
+	case []interface{}:
+		// 处理数组
+		for i, item := range v {
+			v[i] = w.processDurationInData(item)
+		}
+		return v
+	case map[string]interface{}:
+		// 处理对象
+		for key, value := range v {
+			if key == "selector" {
+				// 处理 selector 对象中的 failTimeout
+				if selectorObj, ok := value.(map[string]interface{}); ok {
+					if failTimeoutVal, exists := selectorObj["failTimeout"]; exists {
+						if failTimeoutStr, ok := failTimeoutVal.(string); ok {
+							// 将字符串格式的 duration 转换为纳秒数
+							if duration, err := time.ParseDuration(failTimeoutStr); err == nil {
+								selectorObj["failTimeout"] = int64(duration)
+							}
+						}
+					}
+				}
+			}
+			v[key] = w.processDurationInData(value)
+		}
+		return v
+	default:
+		return v
+	}
+}

gost.sql

@@ -35,7 +35,8 @@ CREATE TABLE `forward` (
   `tunnel_id` int(10) NOT NULL,
   `in_port` int(10) NOT NULL,
   `out_port` int(10) DEFAULT NULL,
-  `remote_addr` varchar(100) NOT NULL,
+  `remote_addr` longtext NOT NULL,
+  `strategy` varchar(100) NOT NULL DEFAULT 'fifo' COMMENT '负载均衡策略',
   `in_flow` bigint(20) NOT NULL DEFAULT '0',
   `out_flow` bigint(20) NOT NULL DEFAULT '0',
   `created_time` bigint(20) NOT NULL,
@@ -53,7 +54,7 @@ CREATE TABLE `node` (
   `id` int(10) NOT NULL,
   `name` varchar(100) NOT NULL,
   `secret` varchar(100) NOT NULL,
-  `ip` varchar(100) DEFAULT NULL,
+  `ip` longtext DEFAULT NULL,
   `server_ip` varchar(100) NOT NULL,
   `created_time` bigint(20) NOT NULL,
   `updated_time` bigint(20) DEFAULT NULL,

panel_install.sh

@@ -439,6 +439,25 @@ UPDATE \`node\`
 SET \`server_ip\` = \`ip\`
 WHERE \`server_ip\` IS NULL;
 
+-- node 表：修改 ip 字段类型为 longtext
+SET @sql = (
+  SELECT IF(
+    EXISTS (
+      SELECT 1
+      FROM information_schema.COLUMNS
+      WHERE table_schema = DATABASE()
+        AND table_name = 'node'
+        AND column_name = 'ip'
+        AND data_type = 'varchar'
+    ),
+    'ALTER TABLE \`node\` MODIFY COLUMN \`ip\` LONGTEXT CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci;',
+    'SELECT "Column \`ip\` not exists or already modified in \`node\`";'
+  )
+);
+PREPARE stmt FROM @sql;
+EXECUTE stmt;
+DEALLOCATE PREPARE stmt;
+
 -- tunnel 表：添加 tcp_listen_addr、udp_listen_addr、protocol（如果不存在）
 
 -- tcp_listen_addr
@@ -517,6 +536,48 @@ DEALLOCATE PREPARE stmt;
 UPDATE \`tunnel\`
 SET \`traffic_ratio\` = 1.0
 WHERE \`traffic_ratio\` IS NULL;
+
+-- forward 表：修改 remote_addr 字段类型为 longtext
+SET @sql = (
+  SELECT IF(
+    EXISTS (
+      SELECT 1
+      FROM information_schema.COLUMNS
+      WHERE table_schema = DATABASE()
+        AND table_name = 'forward'
+        AND column_name = 'remote_addr'
+        AND data_type = 'varchar'
+    ),
+    'ALTER TABLE \`forward\` MODIFY COLUMN \`remote_addr\` LONGTEXT CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL;',
+    'SELECT "Column \`remote_addr\` not exists or already modified in \`forward\`";'
+  )
+);
+PREPARE stmt FROM @sql;
+EXECUTE stmt;
+DEALLOCATE PREPARE stmt;
+
+-- forward 表：添加 strategy 字段（负载均衡策略）
+SET @sql = (
+  SELECT IF(
+    NOT EXISTS (
+      SELECT 1
+      FROM information_schema.COLUMNS
+      WHERE table_schema = DATABASE()
+        AND table_name = 'forward'
+        AND column_name = 'strategy'
+    ),
+    'ALTER TABLE \`forward\` ADD COLUMN \`strategy\` VARCHAR(100) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci DEFAULT "fifo" COMMENT "负载均衡策略";',
+    'SELECT "Column \`strategy\` already exists in \`forward\`";'
+  )
+);
+PREPARE stmt FROM @sql;
+EXECUTE stmt;
+DEALLOCATE PREPARE stmt;
+
+-- 为现有数据设置默认负载均衡策略
+UPDATE \`forward\`
+SET \`strategy\` = 'fifo'
+WHERE \`strategy\` IS NULL;
 EOF
   
   # 检查数据库容器

springboot-backend/src/main/java/com/admin/common/dto/ForwardDto.java

@@ -17,6 +17,8 @@ public class ForwardDto {
     
     @NotBlank(message = "远程地址不能为空")
     private String remoteAddr;
+
+    private String strategy;
     
     /**
      * 入口端口（可选，为空时自动分配）

springboot-backend/src/main/java/com/admin/common/dto/ForwardUpdateDto.java

@@ -23,6 +23,8 @@ public class ForwardUpdateDto {
     
     @NotBlank(message = "远程地址不能为空")
     private String remoteAddr;
+
+    private String strategy;
     
     /**
      * 入口端口（可选，为空时自动分配）

springboot-backend/src/main/java/com/admin/common/dto/ForwardWithTunnelDto.java

@@ -84,6 +84,7 @@ public class ForwardWithTunnelDto {
      */
     private Long outFlow;
 
+    private String strategy;
 //    /**
 //     * 入口端口开始
 //     */

springboot-backend/src/main/java/com/admin/common/utils/GostUtil.java

@@ -31,21 +31,21 @@ public class GostUtil {
         return WebSocketServer.send_msg(node_id, req, "DeleteLimiters");
     }
 
-    public static GostDto AddService(Long node_id, String name, Integer in_port, Integer limiter, String remoteAddr, Integer fow_type, Tunnel tunnel) {
+    public static GostDto AddService(Long node_id, String name, Integer in_port, Integer limiter, String remoteAddr, Integer fow_type, Tunnel tunnel, String strategy) {
         JSONArray services = new JSONArray();
         String[] protocols = {"tcp", "udp"};
         for (String protocol : protocols) {
-            JSONObject service = createServiceConfig(name, in_port, limiter, remoteAddr, protocol, fow_type, tunnel);
+            JSONObject service = createServiceConfig(name, in_port, limiter, remoteAddr, protocol, fow_type, tunnel, strategy);
             services.add(service);
         }
         return WebSocketServer.send_msg(node_id, services, "AddService");
     }
 
-    public static GostDto UpdateService(Long node_id, String name, Integer in_port, Integer limiter, String remoteAddr, Integer fow_type, Tunnel tunnel) {
+    public static GostDto UpdateService(Long node_id, String name, Integer in_port, Integer limiter, String remoteAddr, Integer fow_type, Tunnel tunnel, String strategy) {
         JSONArray services = new JSONArray();
         String[] protocols = {"tcp", "udp"};
         for (String protocol : protocols) {
-            JSONObject service = createServiceConfig(name, in_port, limiter, remoteAddr, protocol, fow_type, tunnel);
+            JSONObject service = createServiceConfig(name, in_port, limiter, remoteAddr, protocol, fow_type, tunnel, strategy);
             services.add(service);
         }
         return WebSocketServer.send_msg(node_id, services, "UpdateService");
@@ -60,6 +60,90 @@ public class GostUtil {
         return WebSocketServer.send_msg(node_id, data, "DeleteService");
     }
 
+    public static GostDto AddRemoteService(Long node_id, String name, Integer out_port, String remoteAddr,  String protocol, String strategy) {
+        JSONObject data = new JSONObject();
+        data.put("name", name + "_tls");
+        data.put("addr", ":" + out_port);
+        JSONObject handler = new JSONObject();
+        handler.put("type", "relay");
+        data.put("handler", handler);
+        JSONObject listener = new JSONObject();
+        listener.put("type", protocol);
+        data.put("listener", listener);
+        JSONObject forwarder = new JSONObject();
+        JSONArray nodes = new JSONArray();
+
+        String[] split = remoteAddr.split(",");
+        int num = 1;
+        for (String addr : split) {
+            JSONObject node = new JSONObject();
+            node.put("name", "node_" + num );
+            node.put("addr", addr);
+            nodes.add(node);
+            num ++;
+        }
+        if (strategy == null || strategy.equals("")){
+            strategy = "fifo";
+        }
+        forwarder.put("nodes", nodes);
+        JSONObject selector = new JSONObject();
+        selector.put("strategy", strategy);
+        selector.put("maxFails", 1);
+        selector.put("failTimeout", "10s");
+        forwarder.put("selector", selector);
+
+        data.put("forwarder", forwarder);
+        JSONArray services = new JSONArray();
+        services.add(data);
+        return WebSocketServer.send_msg(node_id, services, "AddService");
+    }
+
+    public static GostDto UpdateRemoteService(Long node_id, String name, Integer out_port, String remoteAddr,String protocol, String strategy) {
+        JSONObject data = new JSONObject();
+        data.put("name", name + "_tls");
+        data.put("addr", ":" + out_port);
+        JSONObject handler = new JSONObject();
+        handler.put("type", "relay");
+        data.put("handler", handler);
+        JSONObject listener = new JSONObject();
+        listener.put("type", protocol);
+        data.put("listener", listener);
+        JSONObject forwarder = new JSONObject();
+        JSONArray nodes = new JSONArray();
+
+        String[] split = remoteAddr.split(",");
+        int num = 1;
+        for (String addr : split) {
+            JSONObject node = new JSONObject();
+            node.put("name", "node_" + num );
+            node.put("addr", addr);
+            nodes.add(node);
+            num ++;
+        }
+        if (strategy == null || strategy.equals("")){
+            strategy = "fifo";
+        }
+        forwarder.put("nodes", nodes);
+        JSONObject selector = new JSONObject();
+        selector.put("strategy", strategy);
+        selector.put("maxFails", 1);
+        selector.put("failTimeout", "10s");
+        forwarder.put("selector", selector);
+
+        data.put("forwarder", forwarder);
+        JSONArray services = new JSONArray();
+        services.add(data);
+        return WebSocketServer.send_msg(node_id, services, "UpdateService");
+    }
+
+    public static GostDto DeleteRemoteService(Long node_id, String name) {
+        JSONArray data = new JSONArray();
+        data.add(name + "_tls");
+        JSONObject req = new JSONObject();
+        req.put("services", data);
+        return WebSocketServer.send_msg(node_id, req, "DeleteService");
+    }
+
     public static GostDto PauseService(Long node_id, String name) {
         JSONObject data = new JSONObject();
         JSONArray services = new JSONArray();
@@ -162,60 +246,6 @@ public class GostUtil {
         return WebSocketServer.send_msg(node_id, data, "DeleteChains");
     }
 
-    public static GostDto AddRemoteService(Long node_id, String name, Integer out_port, String remoteAddr,  String protocol) {
-        JSONObject data = new JSONObject();
-        data.put("name", name + "_tls");
-        data.put("addr", ":" + out_port);
-        JSONObject handler = new JSONObject();
-        handler.put("type", "relay");
-        data.put("handler", handler);
-        JSONObject listener = new JSONObject();
-        listener.put("type", protocol);
-        data.put("listener", listener);
-        JSONObject forwarder = new JSONObject();
-        JSONArray nodes = new JSONArray();
-        JSONObject node = new JSONObject();
-        node.put("name", name + "_node");
-        node.put("addr", remoteAddr);
-        nodes.add(node);
-        forwarder.put("nodes", nodes);
-        data.put("forwarder", forwarder);
-        JSONArray services = new JSONArray();
-        services.add(data);
-       return WebSocketServer.send_msg(node_id, services, "AddService");
-    }
-
-    public static GostDto UpdateRemoteService(Long node_id, String name, Integer out_port, String remoteAddr) {
-        JSONObject data = new JSONObject();
-        data.put("name", name + "_tls");
-        data.put("addr", ":" + out_port);
-        JSONObject handler = new JSONObject();
-        handler.put("type", "relay");
-        data.put("handler", handler);
-        JSONObject listener = new JSONObject();
-        listener.put("type", "tls");
-        data.put("listener", listener);
-        JSONObject forwarder = new JSONObject();
-        JSONArray nodes = new JSONArray();
-        JSONObject node = new JSONObject();
-        node.put("name", name + "_node");
-        node.put("addr", remoteAddr);
-        nodes.add(node);
-        forwarder.put("nodes", nodes);
-        data.put("forwarder", forwarder);
-        JSONArray services = new JSONArray();
-        services.add(data);
-        return WebSocketServer.send_msg(node_id, services, "UpdateService");
-    }
-
-    public static GostDto DeleteRemoteService(Long node_id, String name) {
-        JSONArray data = new JSONArray();
-        data.add(name + "_tls");
-        JSONObject req = new JSONObject();
-        req.put("services", data);
-        return WebSocketServer.send_msg(node_id, req, "DeleteService");
-    }
-
     private static JSONObject createLimiterData(Long name, String speed) {
         JSONObject data = new JSONObject();
         data.put("name", name.toString());
@@ -225,7 +255,7 @@ public class GostUtil {
         return data;
     }
 
-    private static JSONObject createServiceConfig(String name, Integer in_port, Integer limiter, String remoteAddr, String protocol, Integer fow_type, Tunnel tunnel) {
+    private static JSONObject createServiceConfig(String name, Integer in_port, Integer limiter, String remoteAddr, String protocol, Integer fow_type, Tunnel tunnel, String strategy) {
         JSONObject service = new JSONObject();
         service.put("name", name + "_" + protocol);
         if (Objects.equals(protocol, "tcp")){
@@ -249,7 +279,7 @@ public class GostUtil {
 
         // 端口转发需要配置转发器
         if (isPortForwarding(fow_type)) {
-            JSONObject forwarder = createForwarder(protocol, remoteAddr);
+            JSONObject forwarder = createForwarder(protocol, remoteAddr, strategy);
             service.put("forwarder", forwarder);
         }
 
@@ -274,14 +304,31 @@ public class GostUtil {
         return listener;
     }
 
-    private static JSONObject createForwarder(String protocol, String remoteAddr) {
+    private static JSONObject createForwarder(String protocol, String remoteAddr, String strategy) {
         JSONObject forwarder = new JSONObject();
         JSONArray nodes = new JSONArray();
-        JSONObject node = new JSONObject();
-        node.put("name", protocol);
-        node.put("addr", remoteAddr);
-        nodes.add(node);
+
+        String[] split = remoteAddr.split(",");
+        int num = 1;
+        for (String addr : split) {
+            JSONObject node = new JSONObject();
+            node.put("name", "node_" + num );
+            node.put("addr", addr);
+            nodes.add(node);
+            num ++;
+        }
+
+        if (strategy == null || strategy.equals("")){
+            strategy = "fifo";
+        }
+
         forwarder.put("nodes", nodes);
+
+        JSONObject selector = new JSONObject();
+        selector.put("strategy", strategy);
+        selector.put("maxFails", 1);
+        selector.put("failTimeout", "10s");
+        forwarder.put("selector", selector);
         return forwarder;
     }
 

springboot-backend/src/main/java/com/admin/entity/Forward.java

@@ -32,6 +32,8 @@ public class Forward extends BaseEntity{
 
     private String remoteAddr;
 
+    private String strategy;
+
     private Long inFlow;
 
     private Long outFlow;

springboot-backend/src/main/java/com/admin/service/impl/ForwardServiceImpl.java

@@ -659,7 +659,7 @@ public class ForwardServiceImpl extends ServiceImpl<ForwardMapper, Forward> impl
         }
 
         // 创建主服务
-        R serviceResult = createMainService(nodeInfo.getInNode(), serviceName, forward, limiter, tunnel.getType(), tunnel);
+        R serviceResult = createMainService(nodeInfo.getInNode(), serviceName, forward, limiter, tunnel.getType(), tunnel, forward.getStrategy());
         if (serviceResult.getCode() != 0) {
             GostUtil.DeleteChains(nodeInfo.getInNode().getId(), serviceName);
             if (nodeInfo.getOutNode() != null) {
@@ -693,7 +693,7 @@ public class ForwardServiceImpl extends ServiceImpl<ForwardMapper, Forward> impl
         }
 
         // 更新主服务
-        R serviceResult = updateMainService(nodeInfo.getInNode(), serviceName, forward, limiter, tunnel.getType(), tunnel);
+        R serviceResult = updateMainService(nodeInfo.getInNode(), serviceName, forward, limiter, tunnel.getType(), tunnel, forward.getStrategy());
         if (serviceResult.getCode() != 0) {
             updateForwardStatusToError(forward);
             return serviceResult;
@@ -825,18 +825,15 @@ public class ForwardServiceImpl extends ServiceImpl<ForwardMapper, Forward> impl
      * 创建远程服务
      */
     private R createRemoteService(Node outNode, String serviceName, Forward forward, String protocol) {
-        GostDto result = GostUtil.AddRemoteService(outNode.getId(),
-                                                  serviceName, forward.getOutPort(), 
-                                                  forward.getRemoteAddr(), protocol);
+        GostDto result = GostUtil.AddRemoteService(outNode.getId(), serviceName, forward.getOutPort(),  forward.getRemoteAddr(), protocol, forward.getStrategy());
         return isGostOperationSuccess(result) ? R.ok() : R.err(result.getMsg());
     }
 
     /**
      * 创建主服务
      */
-    private R createMainService(Node inNode, String serviceName, Forward forward, Integer limiter, Integer tunnelType, Tunnel tunnel) {
-        GostDto result = GostUtil.AddService(inNode.getId(), serviceName,
-                                           forward.getInPort(), limiter, forward.getRemoteAddr(), tunnelType, tunnel);
+    private R createMainService(Node inNode, String serviceName, Forward forward, Integer limiter, Integer tunnelType, Tunnel tunnel, String strategy) {
+        GostDto result = GostUtil.AddService(inNode.getId(), serviceName, forward.getInPort(), limiter, forward.getRemoteAddr(), tunnelType, tunnel, strategy);
         return isGostOperationSuccess(result) ? R.ok() : R.err(result.getMsg());
     }
 
@@ -863,11 +860,11 @@ public class ForwardServiceImpl extends ServiceImpl<ForwardMapper, Forward> impl
         // 创建新远程服务
         GostDto createResult = GostUtil.UpdateRemoteService(outNode.getId(),
                                                         serviceName, forward.getOutPort(), 
-                                                        forward.getRemoteAddr());
+                                                        forward.getRemoteAddr(), protocol, forward.getStrategy());
         if (createResult.getMsg().contains(GOST_NOT_FOUND_MSG)) {
             createResult = GostUtil.AddRemoteService(outNode.getId(),
                     serviceName, forward.getOutPort(),
-                    forward.getRemoteAddr(),protocol);
+                    forward.getRemoteAddr(),protocol, forward.getStrategy());
         }
         return isGostOperationSuccess(createResult) ? R.ok() : R.err(createResult.getMsg());
     }
@@ -875,14 +872,11 @@ public class ForwardServiceImpl extends ServiceImpl<ForwardMapper, Forward> impl
     /**
      * 更新主服务
      */
-    private R updateMainService(Node inNode, String serviceName, Forward forward, Integer limiter, Integer tunnelType, Tunnel tunnel) {
-        GostDto result = GostUtil.UpdateService(inNode.getId(), serviceName,
-                                              forward.getInPort(), limiter, forward.getRemoteAddr(), tunnelType, tunnel);
+    private R updateMainService(Node inNode, String serviceName, Forward forward, Integer limiter, Integer tunnelType, Tunnel tunnel, String strategy) {
+        GostDto result = GostUtil.UpdateService(inNode.getId(), serviceName, forward.getInPort(), limiter, forward.getRemoteAddr(), tunnelType, tunnel, strategy);
         
         if (result.getMsg().contains(GOST_NOT_FOUND_MSG)) {
-            result = GostUtil.AddService(inNode.getId(), serviceName,
-                                       forward.getInPort(), limiter, forward.getRemoteAddr(), 
-                                       tunnelType, tunnel);
+            result = GostUtil.AddService(inNode.getId(), serviceName, forward.getInPort(), limiter, forward.getRemoteAddr(),  tunnelType, tunnel, strategy);
         }
         
         return isGostOperationSuccess(result) ? R.ok() : R.err(result.getMsg());

springboot-backend/src/main/java/com/admin/service/impl/TunnelServiceImpl.java

@@ -727,7 +727,7 @@ public class TunnelServiceImpl extends ServiceImpl<TunnelMapper, Tunnel> impleme
         // 3. 根据隧道类型执行不同的诊断策略
         if (tunnel.getType() == TUNNEL_TYPE_PORT_FORWARD) {
             // 端口转发：只给入口节点发送诊断指令，ping谷歌DNS
-            DiagnosisResult inResult = performPingDiagnosisWithConnectionCheck(inNode, "8.8.8.8", "入口->外网");
+            DiagnosisResult inResult = performPingDiagnosisWithConnectionCheck(inNode, "www.google.com", "入口->外网");
             results.add(inResult);
         } else {
             // 隧道转发：入口ping出口，出口ping谷歌DNS
@@ -735,7 +735,7 @@ public class TunnelServiceImpl extends ServiceImpl<TunnelMapper, Tunnel> impleme
             results.add(inToOutResult);
 
             // 先检查出口节点的真实连接状态，然后再进行诊断
-            DiagnosisResult outToExternalResult = performPingDiagnosisWithConnectionCheck(outNode, "8.8.8.8", "出口->外网");
+            DiagnosisResult outToExternalResult = performPingDiagnosisWithConnectionCheck(outNode, "www.google.com", "出口->外网");
             results.add(outToExternalResult);
         }
 

springboot-backend/src/main/java/com/admin/service/impl/UserTunnelServiceImpl.java

@@ -499,8 +499,7 @@ public class UserTunnelServiceImpl extends ServiceImpl<UserTunnelMapper, UserTun
             String serviceName = buildServiceName(forward.getId(), Long.valueOf(userId), userTunnel.getId());
 
             // 6. 更新入口节点的主服务限速配置（使用批量UpdateService接口）
-            GostUtil.UpdateService(inNode.getId(), serviceName, forward.getInPort(), speedId,
-                    forward.getRemoteAddr(), tunnel.getType(), tunnel);
+            GostUtil.UpdateService(inNode.getId(), serviceName, forward.getInPort(), speedId, forward.getRemoteAddr(), tunnel.getType(), tunnel, forward.getStrategy());
         }
     }
 }

springboot-backend/src/main/resources/mapper/ForwardMapper.xml

@@ -17,6 +17,7 @@
             f.updated_time AS updatedTime,
             f.user_name AS userName,
             f.in_flow AS inFlow,
+            f.strategy AS strategy,
             f.out_flow AS outFlow,
             t.name AS tunnelName,
             t.in_ip AS inIp,
@@ -51,6 +52,7 @@
             f.user_name AS userName,
             f.in_flow AS inFlow,
             f.out_flow AS outFlow,
+            f.strategy AS strategy,
             t.name AS tunnelName,
             t.in_ip AS inIp,
             t.in_port_sta AS inPortSta,

vue-frontend/src/views/Forward.vue

@@ -81,6 +81,18 @@
                 </el-tag>
               </div>
             </div>
+
+            <div class="info-row inline-on-mobile" v-if="hasMultipleTargetAddresses(forward.remoteAddr)">
+              <div class="info-item">
+                <span class="label">负载策略:</span>
+                <el-tag 
+                  :type="getStrategyType(forward.strategy)"
+                  size="small"
+                >
+                  {{ getStrategyText(forward.strategy) }}
+                </el-tag>
+              </div>
+            </div>
             
             <div class="info-row">
               <div class="info-item full-width">
@@ -124,8 +136,12 @@
                     ></el-button>
                   </div>
                   <div class="address-value">
-                    <span class="value address-text">
-                      {{ forward.remoteAddr }}
+                    <span 
+                      class="value address-text" 
+                      @click="showTargetAddressDialog(forward.remoteAddr, '目标地址')"
+                      :class="{ 'clickable': hasMultipleTargetAddresses(forward.remoteAddr) }"
+                    >
+                      {{ formatTargetAddress(forward.remoteAddr) }}
                     </span>
                   </div>
                 </div>
@@ -226,13 +242,35 @@
         <el-form-item label="远程地址" prop="remoteAddr">
           <el-input 
             v-model="forwardForm.remoteAddr" 
-            placeholder="例如: 192.168.1.100:8080 或 [2001:db8::1]:8080"
+            type="textarea"
+            :rows="4"
+            placeholder="一行一个地址"
             clearable
           >
-            <template slot="prepend">目标</template>
           </el-input>
           <div class="form-hint">
-            格式: IPv4（IP:端口）、IPv6（[IPv6]:端口）或域名:端口
+            格式: IPv4（IP:端口）、IPv6（[IPv6]:端口）或域名:端口<br>
+            支持多个地址，每行一个地址
+          </div>
+        </el-form-item>
+
+        <!-- 负载均衡策略选择 -->
+        <el-form-item 
+          label="负载策略" 
+          prop="strategy"
+          v-if="getAddressCount(forwardForm.remoteAddr) > 1"
+        >
+          <el-select 
+            v-model="forwardForm.strategy" 
+            placeholder="请选择负载均衡策略"
+            style="width: 100%;"
+          >
+            <el-option value="fifo" label="主备模式 - 自上而下"></el-option>
+            <el-option value="round" label="轮询模式 - 依次轮换"></el-option>
+            <el-option value="rand" label="随机模式 - 随机选择"></el-option>
+          </el-select>
+          <div class="form-hint">
+            多个目标地址的负载均衡策略，主备模式优先使用第一个地址
           </div>
         </el-form-item>
         
@@ -359,7 +397,8 @@ export default {
         name: '',
         tunnelId: null,
         inPort: null,
-        remoteAddr: ''
+        remoteAddr: '',
+        strategy: 'fifo' // 默认主备模式
       },
       
       // 表单验证规则
@@ -399,32 +438,38 @@ export default {
           { 
             validator: (rule, value, callback) => {
               if (value) {
-                // IPv4格式：192.168.1.1:8080
+                // 按行分割地址
+                const addresses = value.split('\n').map(addr => addr.trim()).filter(addr => addr);
+                
+                if (addresses.length === 0) {
+                  callback(new Error('请输入至少一个有效地址'));
+                  return;
+                }
+                
+                // 地址验证正则
                 const ipv4Pattern = /^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?):\d+$/;
-                
-                // IPv6格式（带方括号）：[2001:db8::1]:8080
-                const ipv6BracketPattern = /^\[([0-9a-fA-F]{0,4}:){1,7}[0-9a-fA-F]{0,4}\]:\d+$/;
-                
-                // IPv6格式（简化版本，包括::1, ::, ::ffff:192.0.2.1等）
-                const ipv6SimplifiedPattern = /^\[(::1|::|::ffff:[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}|([0-9a-fA-F]{1,4}:){1,7}:|:([0-9a-fA-F]{1,4}:){1,6}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,6}:([0-9a-fA-F]{1,4}:){1,6}[0-9a-fA-F]{1,4})\]:\d+$/;
-                
-                // 域名格式：example.com:8080
+                const ipv6FullPattern = /^\[((([0-9a-fA-F]{1,4}:){7}([0-9a-fA-F]{1,4}|:))|(([0-9a-fA-F]{1,4}:){6}(:[0-9a-fA-F]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9a-fA-F]{1,4}:){5}(((:[0-9a-fA-F]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9a-fA-F]{1,4}:){4}(((:[0-9a-fA-F]{1,4}){1,3})|((:[0-9a-fA-F]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9a-fA-F]{1,4}:){3}(((:[0-9a-fA-F]{1,4}){1,4})|((:[0-9a-fA-F]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9a-fA-F]{1,4}:){2}(((:[0-9a-fA-F]{1,4}){1,5})|((:[0-9a-fA-F]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9a-fA-F]{1,4}:){1}(((:[0-9a-fA-F]{1,4}){1,6})|((:[0-9a-fA-F]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9a-fA-F]{1,4}){1,7})|((:[0-9a-fA-F]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))\]:\d+$/;
                 const domainPattern = /^[a-zA-Z0-9]([a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])?(\.[a-zA-Z0-9]([a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])?)*:\d+$/;
                 
-                // 更完整的IPv6正则（支持各种压缩格式）
-                const ipv6FullPattern = /^\[((([0-9a-fA-F]{1,4}:){7}([0-9a-fA-F]{1,4}|:))|(([0-9a-fA-F]{1,4}:){6}(:[0-9a-fA-F]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9a-fA-F]{1,4}:){5}(((:[0-9a-fA-F]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9a-fA-F]{1,4}:){4}(((:[0-9a-fA-F]{1,4}){1,3})|((:[0-9a-fA-F]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9a-fA-F]{1,4}:){3}(((:[0-9a-fA-F]{1,4}){1,4})|((:[0-9a-fA-F]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9a-fA-F]{1,4}:){2}(((:[0-9a-fA-F]{1,4}){1,5})|((:[0-9a-fA-F]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9a-fA-F]{1,4}:){1}(((:[0-9a-fA-F]{1,4}){1,6})|((:[0-9a-fA-F]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9a-fA-F]{1,4}){1,7})|((:[0-9a-fA-F]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))\]:\d+$/;
-                
-                if (ipv4Pattern.test(value) || ipv6FullPattern.test(value) || domainPattern.test(value)) {
-                  callback();
-                } else {
-                  callback(new Error('请输入正确的地址格式，如: 192.168.1.100:8080 或 [2001:db8::1]:8080 或 example.com:8080'));
+                // 验证每个地址
+                for (let i = 0; i < addresses.length; i++) {
+                  const addr = addresses[i];
+                  if (!ipv4Pattern.test(addr) && !ipv6FullPattern.test(addr) && !domainPattern.test(addr)) {
+                    callback(new Error(`第${i + 1}行地址格式错误: ${addr}\n请使用正确格式，如: 192.168.1.100:8080 或 [2001:db8::1]:8080 或 example.com:8080`));
+                    return;
+                  }
                 }
+                
+                callback();
               } else {
                 callback();
               }
             }, 
             trigger: 'blur' 
           }
+        ],
+        strategy: [
+          { required: true, message: '请选择负载均衡策略', trigger: 'change' }
         ]
       }
     }
@@ -550,7 +595,9 @@ export default {
       this.forwardForm = { 
         ...row,
         userId: row.userId, // 确保userId被正确设置
-        inPort: row.inPort || null // 设置入口端口
+        inPort: row.inPort || null, // 设置入口端口
+        remoteAddr: row.remoteAddr ? row.remoteAddr.split(',').map(addr => addr.trim()).join('\n') : '', // 将逗号分隔转换为换行分隔
+        strategy: row.strategy || 'fifo' // 设置负载均衡策略，默认主备模式
       };
       this.handleTunnelChange(row.tunnelId);
       this.dialogVisible = true;
@@ -654,6 +701,13 @@ export default {
         this.submitLoading = true;
         let res;
         
+        // 处理远程地址：将换行符转换为逗号分隔
+        const processedRemoteAddr = this.forwardForm.remoteAddr
+          .split('\n')
+          .map(addr => addr.trim())
+          .filter(addr => addr)
+          .join(',');
+
         if (this.isEdit) {
           // 更新时确保包含必要字段
           const updateData = {
@@ -662,7 +716,8 @@ export default {
             name: this.forwardForm.name,
             tunnelId: this.forwardForm.tunnelId,
             inPort: this.forwardForm.inPort || null,
-            remoteAddr: this.forwardForm.remoteAddr
+            remoteAddr: processedRemoteAddr,
+            strategy: this.getAddressCount(this.forwardForm.remoteAddr) > 1 ? this.forwardForm.strategy : 'fifo'
           };
           res = await updateForward(updateData);
         } else {
@@ -671,7 +726,8 @@ export default {
             name: this.forwardForm.name,
             tunnelId: this.forwardForm.tunnelId,
             inPort: this.forwardForm.inPort || null,
-            remoteAddr: this.forwardForm.remoteAddr
+            remoteAddr: processedRemoteAddr,
+            strategy: this.getAddressCount(this.forwardForm.remoteAddr) > 1 ? this.forwardForm.strategy : 'fifo'
           };
           res = await createForward(createData);
         }
@@ -701,7 +757,8 @@ export default {
         name: '',
         tunnelId: null,
         inPort: null,
-        remoteAddr: ''
+        remoteAddr: '',
+        strategy: 'fifo'
       };
       this.selectedTunnel = null;
       this.$nextTick(() => {
@@ -858,6 +915,74 @@ export default {
       this.addressDialogVisible = true;
     },
 
+    // 显示目标地址弹窗
+    showTargetAddressDialog(addressString, title) {
+      if (!addressString) return;
+      
+      const addresses = addressString.split(',').map(addr => addr.trim()).filter(addr => addr);
+      
+      // 如果只有一个地址，直接复制，不显示弹窗
+      if (addresses.length <= 1) {
+        this.copyToClipboard(addressString, title);
+        return;
+      }
+      
+      // 格式化地址列表
+      this.addressList = addresses.map((address, index) => {
+        // 提取IP部分用于显示
+        let displayIp = address;
+        if (address.includes(':')) {
+          if (address.startsWith('[')) {
+            // IPv6格式：[2001:db8::1]:8080
+            const match = address.match(/^\[(.+)\]:/);
+            displayIp = match ? match[1] : address;
+          } else {
+            // IPv4格式：192.168.1.1:8080 或域名格式
+            const lastColonIndex = address.lastIndexOf(':');
+            displayIp = lastColonIndex > 0 ? address.substring(0, lastColonIndex) : address;
+          }
+        }
+        
+        return {
+          id: index,
+          ip: displayIp,
+          address: address,
+          copying: false // 复制状态
+        };
+      });
+      
+      this.addressDialogTitle = `${title}列表 (共${addresses.length}个)`;
+      this.addressDialogVisible = true;
+    },
+
+    // 格式化目标地址显示
+    formatTargetAddress(addressString) {
+      if (!addressString) return '';
+      
+      const addresses = addressString.split(',').map(addr => addr.trim()).filter(addr => addr);
+      
+      if (addresses.length === 0) return '';
+      if (addresses.length === 1) return addresses[0];
+      
+      // 多个地址时显示第一个地址 + 数量提示
+      return `${addresses[0]} 等${addresses.length}个目标`;
+    },
+
+    // 检查是否有多个目标地址
+    hasMultipleTargetAddresses(addressString) {
+      if (!addressString) return false;
+      const addresses = addressString.split(',').map(addr => addr.trim()).filter(addr => addr);
+      return addresses.length > 1;
+    },
+
+    // 获取地址数量（用于表单中策略选择显示控制）
+    getAddressCount(addressString) {
+      if (!addressString) return 0;
+      // 按行分割地址
+      const addresses = addressString.split('\n').map(addr => addr.trim()).filter(addr => addr);
+      return addresses.length;
+    },
+
     // 复制单个地址
     async copyAddress(addressItem) {
       try {
@@ -911,6 +1036,34 @@ export default {
           return '未知';
       }
     },
+
+    // 获取策略类型
+    getStrategyType(strategy) {
+      switch (strategy) {
+        case 'fifo':
+          return 'primary'; // 蓝色 - 主备模式
+        case 'round':
+          return 'success'; // 绿色 - 轮询模式
+        case 'rand':
+          return 'warning'; // 橙色 - 随机模式
+        default:
+          return 'info';    // 默认
+      }
+    },
+
+    // 获取策略文本
+    getStrategyText(strategy) {
+      switch (strategy) {
+        case 'fifo':
+          return '主备模式';
+        case 'round':
+          return '轮询模式';
+        case 'rand':
+          return '随机模式';
+        default:
+          return '未知策略';
+      }
+    },