feat(gateway): 自定义网管添加Token内容

gateway/src/main/java/cn/bunny/filter/OnceTokenGatewayFilterFactory.java

@@ -0,0 +1,32 @@
+package cn.bunny.filter;
+
+import org.springframework.cloud.gateway.filter.GatewayFilter;
+import org.springframework.cloud.gateway.filter.factory.AbstractNameValueGatewayFilterFactory;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.server.reactive.ServerHttpResponse;
+import org.springframework.stereotype.Component;
+import reactor.core.publisher.Mono;
+
+import java.util.UUID;
+
+@Component
+public class OnceTokenGatewayFilterFactory extends AbstractNameValueGatewayFilterFactory {
+    @Override
+    public GatewayFilter apply(NameValueConfig config) {
+
+        return (exchange, chain) -> chain.filter(exchange)
+                .then(Mono.fromRunnable(() -> {
+                    ServerHttpResponse response = exchange.getResponse();
+                    HttpHeaders headers = response.getHeaders();
+                    String value = config.getValue();
+
+                    if ("uuid".equalsIgnoreCase(value)) {
+                        value = UUID.randomUUID().toString();
+                    } else if ("uuid2".equalsIgnoreCase(value)) {
+                        value = "JWT生产内容";
+                    }
+
+                    headers.add(config.getName(), value);
+                }));
+    }
+}

gateway/src/main/resources/application-route.yml

@@ -39,4 +39,5 @@ spring:
             - RewritePath=/api/cloud2/?(?<segment>.*), /cloud2/$\{segment} # 网关路径重写
       # 默认过滤器
       default-filters:
-        - AddResponseHeader=X-Response-Abc,123 # 在请求头中添加
+        - AddResponseHeader=X-Response-Abc,123 # 在请求头中添加
+        - OnceToken=X-Response-Token, uuid # 配置完成后在响应头中添加 UUID