All Questions
Tagged with spring-cloud-gateway project-reactor
32
questions
-1
votes
1
answer
57
views
How to get inputStream as return value from ServerHttpRequest in spring reactive?
I am writing a Spring Reactive implementation for a third-party SPI which is based on a traditional servlet. One method requires InputStream from request as return value:
/**
* Returns the request ...
- 410
0
votes
0
answers
101
views
Scheduler worker in group main failed with an uncaught exception
Scheduler worker in group main failed with an uncaught exception
reactor.core.Exceptions$ErrorCallbackNotImplemented: java.util.ConcurrentModificationException
在使用spring-cloud-...
0
votes
0
answers
143
views
How to propagate MDC in spring cloud gateway
I am using Spring Cloud gateway and in my logback file I am using MDC like to log username to every log line.
<property name="LOG_PATTERN"
value="%d [TRACE_ID: %X{traceId}] ...
- 379
0
votes
0
answers
61
views
[SpringCloudGateway-WebFlux]: How to call non-blocking WebClient API in synchronized block in reactive paradigm to ensure its invoked only once
We are migrating our API Gateway application from Netflix Zuul library to Spring Cloud Gateway framework.
We are migrating one of the custom global pre-filter which deals with retrieving auth token ...
0
votes
0
answers
52
views
[SpringCloudGateway-WebFlux]: Which offset to use for ordering of custom global pre and post filters
We have implemented around 10+ custom global ordered pre filter and 3 post filter.
We have set base offset for pre-filter as 5 (motivated from Netflix Zuul FilterConstants.PRE_DECORATION_FILTER_ORDER) ...
0
votes
1
answer
268
views
Spring Cloud Gateway app hangs when synchronous call is made using webclient after 1 minute
Spring cloud Gateway version: 4.1.0
We are developing an API gateway application using Spring Cloud Gateway framework.
The application has couple of pre-filters and post-filters implemented as Global ...
0
votes
2
answers
438
views
switchIfEmpty executed when the prior flatMap returns Mono.error()
I have a spring gateway filter that has analogues code:
public Mono<Something> example {
return redisTemplate.opsForValue()
.get(cacheKey)
.flatMap(this::throwMono)
...
- 161
0
votes
0
answers
338
views
Spring cloud gateway intermittent delay at proxy request and response handling with reactor netty
I am using Spring Cloud Gateway, observing intermittent delay while sending request or receiving response from the downstream applications. The notable delay occurs in about 15% of the requests (more ...
- 1
0
votes
0
answers
932
views
Propagating context with Spring WebFlux
I've a Spring Cloud Gateway service with the following security config:
@Configuration
@EnableWebFluxSecurity
@Slf4j
public class SecurityConfig {
@Bean
public SecurityWebFilterChain ...
- 514
0
votes
1
answer
1k
views
Spring Cloud Gateway Filter with external configuration service call
I am working on a Spring Cloud Gateway app that has a filter controlling access to certain paths or features based on a configuration held by a different service. So if a path is associated with ...
- 11
0
votes
1
answer
177
views
GatewayFilter reactor mechanism
I'm new to reactor and want to understand the difference between the below codes.
how are the two different? (rest of code given at the end)
// Version A
override fun filter(exchange: ...
- 23
0
votes
1
answer
708
views
Spring Cloud Gateway chaining nested Mono
I have a web app (Spring Cloud Gateway with Project Reactor) where I have to logout (send another http request) when something goes wrong and set 401 to the main response. The problem is when I ...
- 489
2
votes
1
answer
816
views
Spring gateway: Wrapping blocking calls with Mono.fromCallable()
The scenario: In my Spring cloud gateway I need to modify the request based on some data persisted in my database. Therefore I am implementing a gateway-filter. Consider the following implementations:
...
- 43
1
vote
0
answers
595
views
Spring Cloud API Gateway Custom Filters with external API for Authorization
I have a spring cloud gateway app with a custom filter to do Authorization in a route.
The route target is a blocking api also.
The Authorization filter fetches the permissions of the users from an ...
- 49
1
vote
0
answers
304
views
Updating Reactor Context in Spring Cloud Gateway
In my gateway application I have row of filters (applied in specific order).
In first of them LogFilter I want to update the Reactor context with userId, so it will be available in all consequent ...
- 61