SpringCloud/spring-cloud-gateway
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Preserve the original, unmodified url in an exchange attribute.

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It is stored in ServerWebExchangeUtils.GATEWAY_ORIGINAL_REQUEST_URL_ATTR
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Spencer Gibb
2017-08-23 14:08:40 -06:00
parent aae5161a86
commit faa2d732b3
1 changed files with 4 additions and 0 deletions
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4
spring-cloud-gateway-core/src/main/java/org/springframework/cloud/gateway/filter/LoadBalancerClientFilter.java
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@@ -29,6 +29,7 @@ import org.springframework.web.server.ServerWebExchange;
import org.springframework.web.server.WebFilterChain;
import org.springframework.web.util.UriComponentsBuilder;
import static org.springframework.cloud.gateway.support.ServerWebExchangeUtils.GATEWAY_ORIGINAL_REQUEST_URL_ATTR;
import static org.springframework.cloud.gateway.support.ServerWebExchangeUtils.GATEWAY_REQUEST_URL_ATTR;
import reactor.core.publisher.Mono;
@@ -58,6 +59,9 @@ public class LoadBalancerClientFilter implements GlobalFilter, Ordered {
if (url == null || !url.getScheme().equals("lb")) {
return chain.filter(exchange);
}
//preserve the original url
exchange.getAttributes().put(GATEWAY_ORIGINAL_REQUEST_URL_ATTR, url);
log.trace("LoadBalancerClientFilter url before: " + url);
final ServiceInstance instance = loadBalancer.choose(url.getHost());