gateway

src/main/java/com/flagnote/gateway/config/GwCorsFilter.java

@@ -0,0 +1,38 @@
+package com.flagnote.gateway.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.cors.CorsConfiguration;
+import org.springframework.web.cors.reactive.CorsWebFilter;
+import org.springframework.web.cors.reactive.UrlBasedCorsConfigurationSource;
+import org.springframework.web.util.pattern.PathPatternParser;
+
+//@Configuration
+public class GwCorsFilter {
+
+//    @Bean
+    public CorsWebFilter corsFilter() {
+        CorsConfiguration config = new CorsConfiguration();
+        config.addAllowedMethod("*");
+        config.addAllowedOrigin("*");
+        config.addAllowedHeader("*");
+
+        config.setAllowCredentials(true); // 允许cookies跨域
+        config.addAllowedOrigin("*");// #允许向该服务器提交请求的URI，*表示全部允许，在SpringMVC中，如果设成*，会自动转成当前请求头中的Origin
+        config.addAllowedHeader("*");// #允许访问的头信息,*表示全部
+        config.setMaxAge(18000L);// 预检请求的缓存时间（秒），即在这个时间段里，对于相同的跨域请求不会再预检了
+        config.addAllowedMethod("OPTIONS");// 允许提交请求的方法类型，*表示全部允许
+        config.addAllowedMethod("HEAD");
+        config.addAllowedMethod("GET");
+        config.addAllowedMethod("PUT");
+        config.addAllowedMethod("POST");
+        config.addAllowedMethod("DELETE");
+        config.addAllowedMethod("PATCH");
+
+        UrlBasedCorsConfigurationSource source =
+                new UrlBasedCorsConfigurationSource(new PathPatternParser());
+        source.registerCorsConfiguration("/**", config);
+
+        return new CorsWebFilter(source);
+    }
+}

src/main/java/com/flagnote/gateway/filter/ValidateNoteKeyFilter.java

@@ -1,17 +1,22 @@
 package com.flagnote.gateway.filter;
 
+import java.nio.charset.StandardCharsets;
 import java.util.Map;
 
 import org.springframework.cloud.gateway.filter.GatewayFilter;
 import org.springframework.cloud.gateway.filter.GatewayFilterChain;
 import org.springframework.cloud.gateway.support.ServerWebExchangeUtils;
 import org.springframework.core.Ordered;
+import org.springframework.core.io.buffer.DataBuffer;
 import org.springframework.http.HttpStatus;
 import org.springframework.stereotype.Component;
 import org.springframework.web.server.ServerWebExchange;
 
 import com.flagnote.gateway.utils.BizKeyUtils;
+import com.flagnote.gateway.utils.JsonUtils;
+import com.flagnote.gateway.utils.NoteMeta;
 
+import reactor.core.publisher.Flux;
 import reactor.core.publisher.Mono;
 
 /**
@@ -27,8 +32,9 @@ public class ValidateNoteKeyFilter implements GatewayFilter, Ordered {
 		String noteKey = uriVariables.get("key");
 
 		if (!BizKeyUtils.validateKey(noteKey)) {
-			exchange.getResponse().setStatusCode(HttpStatus.BAD_REQUEST);
-			return exchange.getResponse().setComplete();
+			NoteMeta meta = new NoteMeta();
+			DataBuffer dataBuffer = exchange.getResponse().bufferFactory().wrap(JsonUtils.toJson(meta).getBytes(StandardCharsets.UTF_8));
+			return exchange.getResponse().writeWith(Flux.just(dataBuffer));
 		}
 
 		return chain.filter(exchange);

src/main/java/com/flagnote/gateway/utils/JsonUtils.java

@@ -0,0 +1,112 @@
+package com.flagnote.gateway.utils;
+
+import java.io.IOException;
+import java.text.SimpleDateFormat;
+
+import org.springframework.util.StringUtils;
+
+import com.fasterxml.jackson.annotation.JsonInclude.Include;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
+
+import lombok.extern.slf4j.Slf4j;
+ 
+@Slf4j
+public class JsonUtils {
+ 
+    private static ObjectMapper om = new ObjectMapper();
+ 
+    static {
+ 
+        // 对象的所有字段全部列入，还是其他的选项，可以忽略null等
+        om.setSerializationInclusion(Include.ALWAYS);
+        // 设置Date类型的序列化及反序列化格式
+        om.setDateFormat(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"));
+ 
+        // 忽略空Bean转json的错误
+        om.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
+        // 忽略未知属性，防止json字符串中存在，java对象中不存在对应属性的情况出现错误
+        om.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+ 
+        // 注册一个时间序列化及反序列化的处理模块，用于解决jdk8中localDateTime等的序列化问题
+        om.registerModule(new JavaTimeModule());
+    }
+ 
+    /**
+     * 对象 => json字符串
+     *
+     * @param obj 源对象
+     */
+    public static <T> String toJson(T obj) {
+ 
+        String json = null;
+        if (obj != null) {
+            try {
+                json = om.writeValueAsString(obj);
+            } catch (JsonProcessingException e) {
+                log.warn(e.getMessage(), e);
+                throw new IllegalArgumentException(e.getMessage());
+            }
+        }
+        return json;
+    }
+ 
+    /**
+     * json字符串 => 对象
+     *
+     * @param json 源json串
+     * @param clazz 对象类
+     * @param <T> 泛型
+     */
+    public static <T> T parse(String json, Class<T> clazz) {
+ 
+        return parse(json, clazz, null);
+    }
+ 
+    /**
+     * json字符串 => 对象
+     *
+     * @param json 源json串
+     * @param type 对象类型
+     * @param <T> 泛型
+     */
+    public static <T> T parse(String json, TypeReference<T> type) {
+ 
+        return parse(json, null, type);
+    }
+ 
+ 
+    /**
+     * json => 对象处理方法
+     * <br>
+     * 参数clazz和type必须一个为null，另一个不为null
+     * <br>
+     * 此方法不对外暴露，访问权限为private
+     *
+     * @param json 源json串
+     * @param clazz 对象类
+     * @param type 对象类型
+     * @param <T> 泛型
+     */
+    private static <T> T parse(String json, Class<T> clazz, TypeReference<T> type) {
+ 
+        T obj = null;
+        if (StringUtils.hasLength(json)) {
+            try {
+                if (clazz != null) {
+                    obj = om.readValue(json, clazz);
+                } else {
+                    obj = om.readValue(json, type);
+                }
+            } catch (IOException e) {
+                log.warn(e.getMessage(), e);
+                throw new IllegalArgumentException(e.getMessage());
+            }
+        }
+        return obj;
+    }
+}

src/main/java/com/flagnote/gateway/utils/NoteMeta.java

@@ -0,0 +1,30 @@
+package com.flagnote.gateway.utils;
+
+import java.io.Serializable;
+
+import lombok.Data;
+
+@Data
+public class NoteMeta implements Serializable {/**
+	 * 
+	 */
+	private static final long serialVersionUID = -8234044213813670440L;
+
+/**
+	 * 
+	 */
+	
+	private String key;
+	
+	private Integer state;
+	
+	private String cipher;
+	
+	private Integer lock;
+	
+	private String md5;
+	
+	private Long serverTime;
+
+	private Long ttl;
+}

src/main/resources/application.yml

@@ -10,8 +10,8 @@ spring:
       # 最大支持请求大小
       max-request-size: 100MB
   redis:
-    host: cq.openif.com
-    port: 6379
+    host: service.flagnote.com
+    port: 36379
     timeout: 1000
     poolMaxTotal: 10
     poolMaxIdle: 10
@@ -39,11 +39,11 @@ spring:
       # 指定此客户端的ip
       default-ip-address: localhost
     gateway:
-      globalcors:
-        corsConfigurations:
-          '[/**]':
-            allowedOrigins: "*"
-            allowedMethods: "*"
+#      globalcors:
+#        corsConfigurations:
+#          '[/**]':
+#            allowedOrigins: "*"
+#            allowedMethods: "*"
       routes:
         - id: keyMeta
           uri: lb://keyMetaService
@@ -60,7 +60,7 @@ spring:
                 # 每秒产生多少个令牌
                 redis-rate-limiter.replenishRate: 1
                 # 1秒内最大的令牌，即在1s内可以允许的突发流程，设置为0，表示阻止所有的请求
-                redis-rate-limiter.burstCapacity: 1
+                redis-rate-limiter.burstCapacity: 10
                 # 每次请求申请几个令牌
                 redis-rate-limiter.requestedTokens: 1
                 # IP 地址限流
@@ -75,9 +75,9 @@ spring:
                 # 每秒产生多少个令牌
                 redis-rate-limiter.replenishRate: 1
                 # 1秒内最大的令牌，即在1s内可以允许的突发流程，设置为0，表示阻止所有的请求
-                redis-rate-limiter.burstCapacity: 3
+                redis-rate-limiter.burstCapacity: 10
                 # 每次请求申请几个令牌
-                redis-rate-limiter.requestedTokens: 3
+                redis-rate-limiter.requestedTokens: 2
                 # IP 地址限流
                 key-resolver: "#{@remoteSessionKeyResolver}"
                 
@@ -106,11 +106,7 @@ spring:
             - Path=/note/{key:[abcdefhikmnopqstuvwxyz23456789]{16}}
             - Method=POST
           filters:
-          - name: ValidateNoteKey
-          - name: CacheRequestBody
-            args:
-              bodyClass: java.lang.String
-          - name: ValidateNoteCipher
+            - ValidateNoteKey
         - id: deleteNote
           uri: lb://keyMetaService
           order: -1