update nacos-discovery.adoc

.gitignore

@@ -40,3 +40,6 @@ target
 
 # Maven ignore
 .flattened-pom.xml
+
+# AsciiDoc
+spring-cloud-alibaba-docs/**/*.html

spring-cloud-alibaba-docs/src/main/asciidoc-zh/nacos-discovery.adoc

@@ -291,6 +291,39 @@ Endpoint 暴露的 json 中包含了两种属性:
 }
 ----
 
+=== 如何开启权重路由
+
+==== Spring Cloud Loadbalancer
+.pom.xml
+[source,xml]
+----
+<dependencies>
+    <dependency>
+        <groupId>org.springframework.cloud</groupId>
+        <artifactId>spring-cloud-loadbalancer</artifactId>
+    </dependency>
+</dependencies>
+----
+
+.application.properties
+[source,properties]
+----
+spring.cloud.loadbalancer.ribbon.enabled=false
+----
+.Application.java
+[source,java]
+----
+@LoadBalancerClients(defaultConfiguration = NacosLoadBalancerClientConfiguration.class)
+@SpringBootApplication
+public class Application {
+
+    public static void main(String[] args) {
+        SpringApplication.run(Application.class, args);
+    }
+}
+----
+
+
 === 关于 Nacos Discovery Starter 更多的配置项信息
 
 更多关于 Nacos Discovery Starter 的配置项如下所示:
@@ -310,7 +343,7 @@ Endpoint 暴露的 json 中包含了两种属性:
 |日志文件名|`spring.cloud.nacos.discovery.log-name`||
 |集群|`spring.cloud.nacos.discovery.cluster-name`|`DEFAULT`|Nacos集群名称
 |接入点|`spring.cloud.nacos.discovery.endpoint`||地域的某个服务的入口域名，通过此域名可以动态地拿到服务端地址
-|是否集成Ribbon|`ribbon.nacos.enabled`|`true`|一般都设置成true即可
+|是否启用NacosLoadBalancer为默认路由|`loadbalancer.nacos.default.enabled`|`false`|true: 默认路由为NacosLoadBalancer
 |是否开启Nacos Watch|`spring.cloud.nacos.discovery.watch.enabled`|`true`|可以设置成false来关闭 watch
 |===
 

spring-cloud-alibaba-docs/src/main/asciidoc/nacos-discovery.adoc

@@ -294,6 +294,38 @@ The followings shows how a service instance accesses the Endpoint:
 }
 ----
 
+=== Weight Route
+
+==== Spring Cloud Loadbalancer
+.pom.xml
+[source,xml]
+----
+<dependencies>
+    <dependency>
+        <groupId>org.springframework.cloud</groupId>
+        <artifactId>spring-cloud-loadbalancer</artifactId>
+    </dependency>
+</dependencies>
+----
+
+.application.properties
+[source,properties]
+----
+spring.cloud.loadbalancer.ribbon.enabled=false
+----
+.Application.java
+[source,java]
+----
+@LoadBalancerClients(defaultConfiguration = NacosLoadBalancerClientConfiguration.class)
+@SpringBootApplication
+public class Application {
+
+    public static void main(String[] args) {
+        SpringApplication.run(Application.class, args);
+    }
+}
+----
+
 === More Information about Nacos Discovery Starter Configurations
 
 The following shows the other configurations of the starter of Nacos Discovery:
@@ -313,7 +345,7 @@ The following shows the other configurations of the starter of Nacos Discovery:
 |Log file name|`spring.cloud.nacos.discovery.log-name`||
 |Cluster Name|`spring.cloud.nacos.discovery.cluster-name`|`DEFAULT`|Cluster name of Nacos
 |Endpoint|`spring.cloud.nacos.discovery.endpoint`||The domain name of a certain service in a specific region. You can retrieve the server address dynamically with this domain name
-|Integrate Ribbon or not|`ribbon.nacos.enabled`|`true`|Set to true in most cases
+|Enable NacosLoadBanancer is default route|`loadbalancer.nacos.default.enabled`|`false`|
 |Enable Nacos Watch|`spring.cloud.nacos.discovery.watch.enabled`|`true`|set to false to close watch
 |===