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   responseBody = CharStreams.toString(ctx.responseDataStream.reader())
   ctx.responseBody = responseBody

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@Component
class PassthruPreFilter : ZuulFilter() {

    override fun shouldFilter() = true
    
    override fun filterType() = "pre"

    override fun filterOrder() = 1

    override fun run(): Any {

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class PassthruContext {

    lateinit var requestContext: PassthruRequestContext

    lateinit var responseContext: PassThruResponseContext

}
data class PassthruRequestContext(val httpMethod: String, val url:String, val headers:Map<String,String>, val body: String)
data class PassThruResponseContext(val statusCode: Int, val headers: Map<String, String>, val body: String)

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version: '3'
services:
  lb:
    build:
      context: ./nginx
      dockerfile: Dockerfile
    ports:
      - "9090:9090"
    depends_on:
      - service1

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 service1:
    build:
      context: .
      dockerfile: Dockerfile
    depends_on:
      - rabbit
  service2:
    build:
      context: .
      dockerfile: Dockerfile

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management.endpoints.web.exposure.include = beans, health, info, bus-env, trace
management.endpoint.health.show-details= always
spring.cloud.bus.trace.enabled=true
spring.cloud.bus.destination = someBus
spring.rabbitmq.host= rabbit

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@RestController
@RequestMapping("/api")
class DummyController {

    @Autowired
    lateinit var applicationContext: ApplicationContext

    @Autowired
    lateinit var busProperties: BusProperties

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@Component
class State {

    var data = 10

}

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lb:
    build:
      context: ./nginx
      dockerfile: Dockerfile
    ports:
      - "9090:9090"
    depends_on:
      - service1
      - service2
      - service3

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rabbit:
    image:  rabbitmq:3-management
    ports:
    - 5672:5672
    - 15672:15672