diff options
Diffstat (limited to 'rest-services/http-client')
4 files changed, 55 insertions, 67 deletions
diff --git a/rest-services/http-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/RxHttpClient.java b/rest-services/http-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/RxHttpClient.java index 76bde27e..d25d7469 100644 --- a/rest-services/http-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/RxHttpClient.java +++ b/rest-services/http-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/RxHttpClient.java @@ -25,6 +25,7 @@ import io.vavr.collection.HashSet; import io.vavr.collection.Stream; import io.vavr.control.Option; import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.config.RetryConfig; +import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.exceptions.RetryableException; import org.onap.dcaegen2.services.sdk.rest.services.model.logging.RequestDiagnosticContext; import org.slf4j.Logger; import org.slf4j.LoggerFactory; @@ -83,12 +84,17 @@ public class RxHttpClient { } private Mono<HttpResponse> mapResponse(String url, HttpResponseStatus status, reactor.netty.ByteBufMono content) { - if (shouldRetry(status.code())) { - return Mono.error(new RetryConfig.RetryableException()); - } return content.asByteArray() .defaultIfEmpty(new byte[0]) - .map(bytes -> new NettyHttpResponse(url, status, bytes)); + .map(bytes -> new NettyHttpResponse(url, status, bytes)) + .map(this::validatedResponse); + } + + private HttpResponse validatedResponse(HttpResponse response) { + if (shouldRetry(response.statusCode())) { + throw new RetryableException(response); + } + return response; } private boolean shouldRetry(int code) { @@ -149,15 +155,12 @@ public class RxHttpClient { } private RetryBackoffSpec retryConfig(RetryConfig retryConfig, RequestDiagnosticContext context) { - RetryBackoffSpec retry = Retry + return Retry .fixedDelay(retryConfig.retryCount(), retryConfig.retryInterval()) .doBeforeRetry(retrySignal -> context.withSlf4jMdc( LOGGER.isTraceEnabled(), () -> LOGGER.trace("Retry: {}", retrySignal))) - .filter(ex -> isRetryable(retryConfig, ex)); - - return Option.of(retryConfig.onRetryExhaustedException()) - .map(ex -> retry.onRetryExhaustedThrow((retryBackoffSpec, retrySignal) -> ex)) - .getOrElse(retry); + .filter(ex -> isRetryable(retryConfig, ex)) + .onRetryExhaustedThrow((retryBackoffSpec, retrySignal) -> retrySignal.failure()); } private boolean isRetryable(RetryConfig retryConfig, Throwable ex) { diff --git a/rest-services/http-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/config/RetryConfig.java b/rest-services/http-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/config/RetryConfig.java index a0ae1991..e4584905 100644 --- a/rest-services/http-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/config/RetryConfig.java +++ b/rest-services/http-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/config/RetryConfig.java @@ -23,7 +23,7 @@ package org.onap.dcaegen2.services.sdk.rest.services.adapters.http.config; import io.vavr.collection.HashSet; import io.vavr.collection.Set; import org.immutables.value.Value; -import org.jetbrains.annotations.Nullable; +import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.exceptions.RetryableException; import java.time.Duration; @@ -52,8 +52,4 @@ public interface RetryConfig { } return result; } - - @Nullable RuntimeException onRetryExhaustedException(); - - class RetryableException extends RuntimeException {} } diff --git a/rest-services/http-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/exceptions/RetryableException.java b/rest-services/http-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/exceptions/RetryableException.java new file mode 100644 index 00000000..aa48497a --- /dev/null +++ b/rest-services/http-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/exceptions/RetryableException.java @@ -0,0 +1,36 @@ +/* + * ============LICENSE_START==================================== + * DCAEGEN2-SERVICES-SDK + * ========================================================= + * Copyright (C) 2021 Nokia. All rights reserved. + * ========================================================= + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END===================================== + */ + +package org.onap.dcaegen2.services.sdk.rest.services.adapters.http.exceptions; + +import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.HttpResponse; + +public class RetryableException extends RuntimeException { + + private final HttpResponse response; + + public RetryableException(HttpResponse response) { + this.response = response; + } + + public HttpResponse getResponse() { + return response; + } +} diff --git a/rest-services/http-client/src/test/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/RxHttpClientIT.java b/rest-services/http-client/src/test/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/RxHttpClientIT.java index daf04c6e..8d076e02 100644 --- a/rest-services/http-client/src/test/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/RxHttpClientIT.java +++ b/rest-services/http-client/src/test/java/org/onap/dcaegen2/services/sdk/rest/services/adapters/http/RxHttpClientIT.java @@ -29,6 +29,7 @@ import org.junit.jupiter.api.Test; import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.config.ImmutableRetryConfig; import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.config.ImmutableRxHttpClientConfig; import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.exceptions.HttpException; +import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.exceptions.RetryableException; import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.test.DummyHttpServer; import reactor.core.publisher.Mono; import reactor.test.StepVerifier; @@ -214,7 +215,7 @@ class RxHttpClientIT { } @Test - void getWithRetryExhaustedExceptionWhenClosedServer() throws Exception { + void getWithConnectExceptionWhenClosedServer() throws Exception { // given REQUEST_COUNTER = new AtomicInteger(); final HttpRequest httpRequest = requestForClosedServer("/sample-get") @@ -231,37 +232,13 @@ class RxHttpClientIT { // then StepVerifier.create(response) - .expectError(IllegalStateException.class) + .expectError(ConnectException.class) .verify(TIMEOUT); assertNoServerResponse(); } @Test - void getWithCustomRetryExhaustedExceptionWhenClosedServer() throws Exception { - // given - REQUEST_COUNTER = new AtomicInteger(); - final HttpRequest httpRequest = requestForClosedServer("/sample-get") - .method(HttpMethod.GET) - .build(); - final RxHttpClient cut = RxHttpClientFactory.create(ImmutableRxHttpClientConfig.builder() - .retryConfig(defaultRetryConfig() - .customRetryableExceptions(HashSet.of(ConnectException.class)) - .onRetryExhaustedException(ReadTimeoutException.INSTANCE) - .build()) - .build()); - - // when - final Mono<HttpResponse> response = cut.call(httpRequest); - - // then - StepVerifier.create(response) - .expectError(ReadTimeoutException.class) - .verify(TIMEOUT); - assertNoServerResponse(); - } - - @Test - void getWithRetryExhaustedExceptionWhen500() throws Exception { + void getWithRetryableExceptionWhen500() throws Exception { // given REQUEST_COUNTER = new AtomicInteger(); final HttpRequest httpRequest = requestFor("/retry-get-500") @@ -278,31 +255,7 @@ class RxHttpClientIT { // then StepVerifier.create(response) - .expectError(IllegalStateException.class) - .verify(TIMEOUT); - assertRetry(); - } - - @Test - void getWithCustomRetryExhaustedExceptionWhen500() throws Exception { - // given - REQUEST_COUNTER = new AtomicInteger(); - final HttpRequest httpRequest = requestFor("/retry-get-500") - .method(HttpMethod.GET) - .build(); - final RxHttpClient cut = RxHttpClientFactory.create(ImmutableRxHttpClientConfig.builder() - .retryConfig(defaultRetryConfig() - .onRetryExhaustedException(ReadTimeoutException.INSTANCE) - .retryableHttpResponseCodes(HashSet.of(500)) - .build()) - .build()); - - // when - final Mono<HttpResponse> response = cut.call(httpRequest); - - // then - StepVerifier.create(response) - .expectError(ReadTimeoutException.class) + .expectError(RetryableException.class) .verify(TIMEOUT); assertRetry(); } |