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commit bc9740347c4207110c0ce5582dbd64e695b9074e Author: Claus Ibsen <[email protected]> AuthorDate: Fri Nov 15 13:26:55 2019 +0100 CAMEL-13691: camel-resilience4j - WIP --- components/camel-resilience4j/pom.xml | 81 ++++++++ .../src/main/docs/resilience4j.adoc | 49 +++++ .../resilience4j/CircuitBreakerConstants.java | 29 +++ .../resilience4j/ResilienceProcessor.java | 165 +++++++++++++++++ .../resilience4j/ResilienceProcessorFactory.java | 38 ++++ .../component/resilience4j/ResilienceReifier.java | 44 +++++ .../apache/camel/model/CircuitBreakerDefinition | 18 ++ .../BlueprintResilienceRouteFallbackTest.java | 40 ++++ .../BlueprintResilienceRouteOkTest.java | 40 ++++ .../resilience4j/HystrixCircuitOpenTest.java | 130 +++++++++++++ .../HystrixInheritErrorHandlerTest.java | 58 ++++++ .../HystrixRouteConfigMaximumSizeTest.java | 86 +++++++++ .../resilience4j/HystrixRouteConfigTest.java | 85 +++++++++ .../HystrixRouteFallbackViaNetworkTest.java | 56 ++++++ .../component/resilience4j/HystrixTimeoutTest.java | 99 ++++++++++ .../HystrixTimeoutWithFallbackTest.java | 85 +++++++++ .../resilience4j/ResilienceRouteFallbackTest.java | 54 ++++++ .../resilience4j/ResilienceRouteOkTest.java | 57 ++++++ .../SpringHystrixRouteConfigMaximumSizeTest.java | 44 +++++ .../SpringHystrixRouteConfigRefTest.java | 44 +++++ .../resilience4j/SpringHystrixRouteConfigTest.java | 44 +++++ .../SpringResilienceRouteFallbackTest.java | 44 +++++ .../resilience4j/SpringResilienceRouteOkTest.java | 44 +++++ .../src/test/resources/log4j2.properties | 28 +++ .../BlueprintResilienceRouteFallbackTest.xml | 41 +++++ .../BlueprintResilienceRouteOkTest.xml | 47 +++++ .../SpringHystrixRouteConfigMaximumSizeTest.xml | 49 +++++ .../SpringHystrixRouteConfigRefTest.xml | 51 ++++++ .../resilience4j/SpringHystrixRouteConfigTest.xml | 49 +++++ .../SpringResilienceRouteFallbackTest.xml | 42 +++++ .../resilience4j/SpringResilienceRouteOkTest.xml | 48 +++++ .../camel-resilience4j-starter/pom.xml | 53 ++++++ .../src/main/resources/META-INF/LICENSE.txt | 203 +++++++++++++++++++++ .../src/main/resources/META-INF/NOTICE.txt | 11 ++ .../src/main/resources/META-INF/spring.provides | 17 ++ platforms/spring-boot/components-starter/pom.xml | 1 + 36 files changed, 2074 insertions(+) diff --git a/components/camel-resilience4j/pom.xml b/components/camel-resilience4j/pom.xml new file mode 100644 index 0000000..fa396b4 --- /dev/null +++ b/components/camel-resilience4j/pom.xml @@ -0,0 +1,81 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + + Licensed to the Apache Software Foundation (ASF) under one or more + contributor license agreements. See the NOTICE file distributed with + this work for additional information regarding copyright ownership. + The ASF licenses this file to You 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. + +--> +<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; xmlns="http://maven.apache.org/POM/4.0.0"; + xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd";> + <modelVersion>4.0.0</modelVersion> + + <parent> + <groupId>org.apache.camel</groupId> + <artifactId>components</artifactId> + <version>3.0.0-SNAPSHOT</version> + </parent> + + <artifactId>camel-resilience4j</artifactId> + <packaging>jar</packaging> + + <name>Camel :: Resilience4j</name> + <description>Circuit Breaker EIP using Resilience4j</description> + + <properties> + <firstVersion>3.0.0</firstVersion> + <label>eip,microservice</label> + </properties> + + <dependencies> + + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-core-engine</artifactId> + </dependency> + + <dependency> + <groupId>io.github.resilience4j</groupId> + <artifactId>resilience4j-circuitbreaker</artifactId> + <version>1.1.0</version> + </dependency> + + <!-- for testing --> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-test-spring</artifactId> + <scope>test</scope> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-test-blueprint</artifactId> + <scope>test</scope> + </dependency> + <dependency> + <groupId>org.apache.logging.log4j</groupId> + <artifactId>log4j-api</artifactId> + <scope>test</scope> + </dependency> + <dependency> + <groupId>org.apache.logging.log4j</groupId> + <artifactId>log4j-core</artifactId> + <scope>test</scope> + </dependency> + <dependency> + <groupId>org.apache.logging.log4j</groupId> + <artifactId>log4j-slf4j-impl</artifactId> + <scope>test</scope> + </dependency> + </dependencies> +</project> diff --git a/components/camel-resilience4j/src/main/docs/resilience4j.adoc b/components/camel-resilience4j/src/main/docs/resilience4j.adoc new file mode 100644 index 0000000..9afc96e --- /dev/null +++ b/components/camel-resilience4j/src/main/docs/resilience4j.adoc @@ -0,0 +1,49 @@ += Hystrix Component + +*Since Camel 2.18* + +The Hystrix component integrates Netflix Hystrix circuit breaker in Camel routes. + +For more details see the Hystrix EIP documentation. + +Maven users will need to add the following dependency to their `pom.xml` +for this component: + +[source,xml] +---- +<dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-hystrix</artifactId> + <version>x.x.x</version> + <!-- use the same version as your Camel core version --> +</dependency> +---- + +// spring-boot-auto-configure options: START +== Spring Boot Auto-Configuration + +When using Spring Boot make sure to use the following Maven dependency to have support for auto configuration: + +[source,xml] +---- +<dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-hystrix-starter</artifactId> + <version>x.x.x</version> + <!-- use the same version as your Camel core version --> +</dependency> +---- + + +The component supports 3 options, which are listed below. + + + +[width="100%",cols="2,5,^1,2",options="header"] +|=== +| Name | Description | Default | Type +| *camel.component.hystrix.mapping.enabled* | Enables the automatic mapping of the hystrics metric servlet into the Spring web context. | true | Boolean +| *camel.component.hystrix.mapping.path* | Endpoint for hystrix metrics servlet. | /hystrix.stream | String +| *camel.component.hystrix.mapping.servlet-name* | Name of the Hystrix metrics servlet. | HystrixEventStreamServlet | String +|=== +// spring-boot-auto-configure options: END diff --git a/components/camel-resilience4j/src/main/java/org/apache/camel/component/resilience4j/CircuitBreakerConstants.java b/components/camel-resilience4j/src/main/java/org/apache/camel/component/resilience4j/CircuitBreakerConstants.java new file mode 100644 index 0000000..0dcbb0c --- /dev/null +++ b/components/camel-resilience4j/src/main/java/org/apache/camel/component/resilience4j/CircuitBreakerConstants.java @@ -0,0 +1,29 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +// TODO: Make these as generic constants so we can use it for hystrix and resilience4j + +public interface CircuitBreakerConstants { + + String RESPONSE_SUCCESSFUL_EXECUTION = "CamelCircuitBreakerSuccessfulExecution"; + String RESPONSE_FROM_FALLBACK = "CamelCircuitBreakerResponseFromFallback"; + String RESPONSE_SHORT_CIRCUITED = "CamelCircuitBreakerResponseShortCircuited"; + String RESPONSE_TIMED_OUT = "CamelCircuitBreakerResponseTimedOut"; + String RESPONSE_REJECTED = "CamelCircuitBreakerResponseRejected"; + +} diff --git a/components/camel-resilience4j/src/main/java/org/apache/camel/component/resilience4j/ResilienceProcessor.java b/components/camel-resilience4j/src/main/java/org/apache/camel/component/resilience4j/ResilienceProcessor.java new file mode 100644 index 0000000..a9bd0e7 --- /dev/null +++ b/components/camel-resilience4j/src/main/java/org/apache/camel/component/resilience4j/ResilienceProcessor.java @@ -0,0 +1,165 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import java.util.ArrayList; +import java.util.List; +import java.util.concurrent.Callable; + +import io.github.resilience4j.circuitbreaker.CircuitBreaker; +import io.vavr.control.Try; +import org.apache.camel.AsyncCallback; +import org.apache.camel.Exchange; +import org.apache.camel.Navigate; +import org.apache.camel.Processor; +import org.apache.camel.api.management.ManagedResource; +import org.apache.camel.spi.IdAware; +import org.apache.camel.support.AsyncProcessorSupport; +import org.apache.camel.support.ExchangeHelper; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Implementation of Circuit Breaker EIP using resilience4j. + */ +@ManagedResource(description = "Managed Resilience Processor") +public class ResilienceProcessor extends AsyncProcessorSupport implements Navigate<Processor>, org.apache.camel.Traceable, IdAware { + + private static final Logger LOG = LoggerFactory.getLogger(ResilienceProcessor.class); + + private String id; + private final Processor processor; + private final Processor fallback; + private final boolean fallbackViaNetwork; + + public ResilienceProcessor(Processor processor, Processor fallback, boolean fallbackViaNetwork) { + this.processor = processor; + this.fallback = fallback; + this.fallbackViaNetwork = fallbackViaNetwork; + } + + @Override + public String getId() { + return id; + } + + @Override + public void setId(String id) { + this.id = id; + } + + @Override + public String getTraceLabel() { + return "resilience4j"; + } + + @Override + public List<Processor> next() { + if (!hasNext()) { + return null; + } + List<Processor> answer = new ArrayList<>(); + answer.add(processor); + if (fallback != null) { + answer.add(fallback); + } + return answer; + } + + @Override + public boolean hasNext() { + return true; + } + + @Override + public boolean process(Exchange exchange, AsyncCallback callback) { + // run this as if we run inside try .. catch so there is no regular Camel error handler + exchange.setProperty(Exchange.TRY_ROUTE_BLOCK, true); + + CircuitBreaker cb = CircuitBreaker.ofDefaults(id); + + Callable task = CircuitBreaker.decorateCallable(cb, () -> { + try { + LOG.debug("Running processor: {} with exchange: {}", processor, exchange); + // prepare a copy of exchange so downstream processors don't cause side-effects if they mutate the exchange + // in case timeout processing and continue with the fallback etc + Exchange copy = ExchangeHelper.createCorrelatedCopy(exchange, false, false); + // process the processor until its fully done + processor.process(copy); + if (copy.getException() != null) { + exchange.setException(copy.getException()); + } else { + // copy the result as its regarded as success + ExchangeHelper.copyResults(exchange, copy); + exchange.setProperty(CircuitBreakerConstants.RESPONSE_SUCCESSFUL_EXECUTION, true); + exchange.setProperty(CircuitBreakerConstants.RESPONSE_FROM_FALLBACK, false); + } + } catch (Throwable e) { + exchange.setException(e); + } + if (exchange.getException() != null) { + // throw exception so resilient4j know it was a failure + throw exchange.getException(); + } + return null; + }); + + Try.ofCallable(task) + .recover(f -> { + if (fallback != null) { + // store the last to endpoint as the failure endpoint + if (exchange.getProperty(Exchange.FAILURE_ENDPOINT) == null) { + exchange.setProperty(Exchange.FAILURE_ENDPOINT, exchange.getProperty(Exchange.TO_ENDPOINT)); + } + // give the rest of the pipeline another chance + exchange.setProperty(Exchange.EXCEPTION_HANDLED, true); + exchange.setProperty(Exchange.EXCEPTION_CAUGHT, exchange.getException()); + exchange.removeProperty(Exchange.ROUTE_STOP); + exchange.setException(null); + // and we should not be regarded as exhausted as we are in a try .. catch block + exchange.removeProperty(Exchange.REDELIVERY_EXHAUSTED); + // run the fallback processor + try { + LOG.debug("Running fallback: {} with exchange: {}", fallback, exchange); + // process the fallback until its fully done + fallback.process(exchange); + LOG.debug("Running fallback: {} with exchange: {} done", fallback, exchange); + } catch (Exception e) { + exchange.setException(e); + } + + exchange.setProperty(CircuitBreakerConstants.RESPONSE_SUCCESSFUL_EXECUTION, false); + exchange.setProperty(CircuitBreakerConstants.RESPONSE_FROM_FALLBACK, true); + } + return null; + }) + .andFinally(() -> callback.done(false)).get(); + + return false; + } + + @Override + protected void doStart() throws Exception { + // noop + } + + @Override + protected void doStop() throws Exception { + // noop + } + +} diff --git a/components/camel-resilience4j/src/main/java/org/apache/camel/component/resilience4j/ResilienceProcessorFactory.java b/components/camel-resilience4j/src/main/java/org/apache/camel/component/resilience4j/ResilienceProcessorFactory.java new file mode 100644 index 0000000..7da89e8 --- /dev/null +++ b/components/camel-resilience4j/src/main/java/org/apache/camel/component/resilience4j/ResilienceProcessorFactory.java @@ -0,0 +1,38 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.Processor; +import org.apache.camel.impl.engine.TypedProcessorFactory; +import org.apache.camel.model.CircuitBreakerDefinition; +import org.apache.camel.spi.RouteContext; + +/** + * To integrate camel-resilience4j with the Camel routes using the Circuit Breaker EIP. + */ +public class ResilienceProcessorFactory extends TypedProcessorFactory<CircuitBreakerDefinition> { + + public ResilienceProcessorFactory() { + super(CircuitBreakerDefinition.class); + } + + @Override + public Processor doCreateProcessor(RouteContext routeContext, CircuitBreakerDefinition definition) throws Exception { + return new ResilienceReifier(definition).createProcessor(routeContext); + } + +} diff --git a/components/camel-resilience4j/src/main/java/org/apache/camel/component/resilience4j/ResilienceReifier.java b/components/camel-resilience4j/src/main/java/org/apache/camel/component/resilience4j/ResilienceReifier.java new file mode 100644 index 0000000..1a07f57 --- /dev/null +++ b/components/camel-resilience4j/src/main/java/org/apache/camel/component/resilience4j/ResilienceReifier.java @@ -0,0 +1,44 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.Processor; +import org.apache.camel.model.CircuitBreakerDefinition; +import org.apache.camel.reifier.ProcessorReifier; +import org.apache.camel.spi.RouteContext; + +public class ResilienceReifier extends ProcessorReifier<CircuitBreakerDefinition> { + + public ResilienceReifier(CircuitBreakerDefinition definition) { + super(definition); + } + + @Override + public Processor createProcessor(RouteContext routeContext) throws Exception { + // create the regular and fallback processors + Processor processor = createChildProcessor(routeContext, true); + Processor fallback = null; + if (definition.getOnFallback() != null) { + fallback = ProcessorReifier.reifier(definition.getOnFallback()).createProcessor(routeContext); + } + + final String id = getId(definition, routeContext); + + return new ResilienceProcessor(processor, fallback, false); + } + +} diff --git a/components/camel-resilience4j/src/main/resources/META-INF/services/org/apache/camel/model/CircuitBreakerDefinition b/components/camel-resilience4j/src/main/resources/META-INF/services/org/apache/camel/model/CircuitBreakerDefinition new file mode 100644 index 0000000..bab3802 --- /dev/null +++ b/components/camel-resilience4j/src/main/resources/META-INF/services/org/apache/camel/model/CircuitBreakerDefinition @@ -0,0 +1,18 @@ +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. +# The ASF licenses this file to You 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. +# + +class=org.apache.camel.component.resilience4j.ResilienceProcessorFactory diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/BlueprintResilienceRouteFallbackTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/BlueprintResilienceRouteFallbackTest.java new file mode 100644 index 0000000..0dac4de --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/BlueprintResilienceRouteFallbackTest.java @@ -0,0 +1,40 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.test.blueprint.CamelBlueprintTestSupport; +import org.junit.Test; + +public class BlueprintResilienceRouteFallbackTest extends CamelBlueprintTestSupport { + + @Override + protected String getBlueprintDescriptor() { + return "org/apache/camel/component/resilience4j/BlueprintResilienceRouteFallbackTest.xml"; + } + + @Test + public void testResilience() throws Exception { + getMockEndpoint("mock:result").expectedBodiesReceived("Fallback message"); + getMockEndpoint("mock:result").expectedPropertyReceived(CircuitBreakerConstants.RESPONSE_SUCCESSFUL_EXECUTION, false); + getMockEndpoint("mock:result").expectedPropertyReceived(CircuitBreakerConstants.RESPONSE_FROM_FALLBACK, true); + + template.sendBody("direct:start", "Hello World"); + + assertMockEndpointsSatisfied(); + } + +} diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/BlueprintResilienceRouteOkTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/BlueprintResilienceRouteOkTest.java new file mode 100644 index 0000000..5f064b3 --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/BlueprintResilienceRouteOkTest.java @@ -0,0 +1,40 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.test.blueprint.CamelBlueprintTestSupport; +import org.junit.Test; + +public class BlueprintResilienceRouteOkTest extends CamelBlueprintTestSupport { + + @Override + protected String getBlueprintDescriptor() { + return "org/apache/camel/component/resilience4j/BlueprintResilienceRouteOkTest.xml"; + } + + @Test + public void testResilience() throws Exception { + getMockEndpoint("mock:result").expectedBodiesReceived("Bye World"); + getMockEndpoint("mock:result").expectedPropertyReceived(CircuitBreakerConstants.RESPONSE_SUCCESSFUL_EXECUTION, true); + getMockEndpoint("mock:result").expectedPropertyReceived(CircuitBreakerConstants.RESPONSE_FROM_FALLBACK, false); + + template.sendBody("direct:start", "Hello World"); + + assertMockEndpointsSatisfied(); + } + +} diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixCircuitOpenTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixCircuitOpenTest.java new file mode 100644 index 0000000..e9e7bcf --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixCircuitOpenTest.java @@ -0,0 +1,130 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import java.io.IOException; + +import org.apache.camel.CamelExecutionException; +import org.apache.camel.Exchange; +import org.apache.camel.Processor; +import org.apache.camel.RoutesBuilder; +import org.apache.camel.builder.RouteBuilder; +import org.apache.camel.test.junit4.CamelTestSupport; +import org.junit.Ignore; +import org.junit.Test; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import static org.apache.camel.component.resilience4j.CircuitBreakerConstants.RESPONSE_SHORT_CIRCUITED; +import static org.apache.camel.component.resilience4j.CircuitBreakerConstants.RESPONSE_SUCCESSFUL_EXECUTION; + +@Ignore +public class HystrixCircuitOpenTest extends CamelTestSupport { + public static final Integer REQUEST_VOLUME_THRESHOLD = 4; + private static final Logger LOG = LoggerFactory.getLogger(HystrixCircuitOpenTest.class); + + private HystrixExceptionRoute route = new HystrixExceptionRoute(); + + @Test + public void testCircuitOpen() throws Exception { + LOG.info("testCircuitOpen start"); + // failing requests + route.throwException = true; + for (int i = 0; i < 2 * REQUEST_VOLUME_THRESHOLD; i++) { + try { + template.asyncRequestBody("direct:start", "Request Body"); + } catch (CamelExecutionException e) { + LOG.info(e.toString()); + } + } + Thread.sleep(1500); + + resetMocks(); + + // notice this can be flaky due timing when using thread sleeps in unit tests + getMockEndpoint("mock:result").expectedPropertyReceived(RESPONSE_SHORT_CIRCUITED, true); + + route.throwException = false; + try { + template.requestBody("direct:start", "Request Body"); + LOG.info("Instead circuit open expected"); + } catch (CamelExecutionException e) { + LOG.info("Circuit open expected ", e); + } + + assertMockEndpointsSatisfied(); + + // wait for the circuit to try an other request + Thread.sleep(500); + for (int i = 0; i < 2 * REQUEST_VOLUME_THRESHOLD; i++) { + try { + template.requestBody("direct:start", "Request Body"); + LOG.info("Circuit has closed"); + } catch (CamelExecutionException e) { + Thread.sleep(i * 100); + LOG.info("Circuit will be closed soon " + e.toString()); + } + } + + resetMocks(); + + getMockEndpoint("mock:result").expectedPropertyReceived(RESPONSE_SHORT_CIRCUITED, false); + getMockEndpoint("mock:result").expectedPropertyReceived(RESPONSE_SUCCESSFUL_EXECUTION, true); + + template.requestBody("direct:start", "Request Body"); + + assertMockEndpointsSatisfied(); + } + + @Override + protected RoutesBuilder createRouteBuilder() throws Exception { + return route; + } + + class HystrixExceptionRoute extends RouteBuilder { + volatile boolean throwException = true; + + @Override + public void configure() throws Exception { + from("direct:start") + .circuitBreaker() + .hystrixConfiguration() + .executionTimeoutInMilliseconds(100) + .circuitBreakerRequestVolumeThreshold(REQUEST_VOLUME_THRESHOLD) + .metricsRollingStatisticalWindowInMilliseconds(1000) + .circuitBreakerSleepWindowInMilliseconds(2000) + .end() + .log("Hystrix processing start: ${threadName}") + .process(new Processor() { + @Override + public void process(Exchange exchange) throws Exception { + if (throwException) { + LOG.info("Will throw exception"); + throw new IOException("Route has failed"); + } else { + LOG.info("Will NOT throw exception"); + } + } + }) + .log("Hystrix processing end: ${threadName}") + .end() + .log(RESPONSE_SHORT_CIRCUITED + " = ${exchangeProperty." + RESPONSE_SHORT_CIRCUITED + "}") + .to("mock:result"); + } + } +} + diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixInheritErrorHandlerTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixInheritErrorHandlerTest.java new file mode 100644 index 0000000..d50e02d --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixInheritErrorHandlerTest.java @@ -0,0 +1,58 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.builder.RouteBuilder; +import org.apache.camel.test.junit4.CamelTestSupport; +import org.junit.Ignore; +import org.junit.Test; + +@Ignore +public class HystrixInheritErrorHandlerTest extends CamelTestSupport { + + @Test + public void testHystrix() throws Exception { + getMockEndpoint("mock:a").expectedMessageCount(3 + 1); + getMockEndpoint("mock:dead").expectedMessageCount(1); + getMockEndpoint("mock:result").expectedMessageCount(0); + + template.sendBody("direct:start", "Hello World"); + + assertMockEndpointsSatisfied(); + } + + @Override + protected RouteBuilder createRouteBuilder() throws Exception { + return new RouteBuilder() { + @Override + public void configure() throws Exception { + errorHandler(deadLetterChannel("mock:dead").maximumRedeliveries(3).redeliveryDelay(0)); + + from("direct:start") + .to("log:start") + // turn on Camel's error handler on hystrix so it can do redeliveries + .circuitBreaker().inheritErrorHandler(true) + .to("mock:a") + .throwException(new IllegalArgumentException("Forced")) + .end() + .to("log:result") + .to("mock:result"); + } + }; + } + +} diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixRouteConfigMaximumSizeTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixRouteConfigMaximumSizeTest.java new file mode 100644 index 0000000..cc225fe --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixRouteConfigMaximumSizeTest.java @@ -0,0 +1,86 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.builder.RouteBuilder; +import org.apache.camel.model.CircuitBreakerDefinition; +import org.apache.camel.model.HystrixConfigurationDefinition; +import org.apache.camel.model.RouteDefinition; +import org.apache.camel.test.junit4.CamelTestSupport; +import org.junit.Ignore; +import org.junit.Test; + +@Ignore +public class HystrixRouteConfigMaximumSizeTest extends CamelTestSupport { + + @Test + public void testHystrix() throws Exception { + getMockEndpoint("mock:result").expectedBodiesReceived("Bye World"); + + template.sendBody("direct:start", "Hello World"); + + assertMockEndpointsSatisfied(); + } + + @Test + public void testGroupKeyAndThreadPoolKeyConfigFlagsDoNotScrapHystrixConfiguration() throws Exception { + // dummy route + RouteBuilder rb = new RouteBuilder(context) { + @Override + public void configure() throws Exception { + from("direct:foo") + .circuitBreaker() + .hystrixConfiguration().groupKey("test2").metricsHealthSnapshotIntervalInMilliseconds(99999).end() + .to("log:hello") + .end(); + + } + }; + + rb.configure(); + + RouteDefinition route = rb.getRouteCollection().getRoutes().get(0); + assertEquals(CircuitBreakerDefinition.class, route.getOutputs().get(0).getClass()); + + HystrixConfigurationDefinition config = ((CircuitBreakerDefinition) route.getOutputs().get(0)).getHystrixConfiguration(); + assertEquals("test2", config.getGroupKey()); + assertEquals(99999, config.getMetricsHealthSnapshotIntervalInMilliseconds().intValue()); + } + + @Override + protected RouteBuilder createRouteBuilder() throws Exception { + return new RouteBuilder() { + @Override + public void configure() throws Exception { + from("direct:start") + .circuitBreaker() + .hystrixConfiguration().groupKey("myCamelApp").requestLogEnabled(false).corePoolSize(5) + .maximumSize(15).allowMaximumSizeToDivergeFromCoreSize(true) + .end() + .to("direct:foo") + .onFallback() + .transform().constant("Fallback message") + .end() + .to("mock:result"); + + from("direct:foo") + .transform().constant("Bye World"); + } + }; + } + +} diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixRouteConfigTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixRouteConfigTest.java new file mode 100644 index 0000000..dc47a32 --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixRouteConfigTest.java @@ -0,0 +1,85 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.builder.RouteBuilder; +import org.apache.camel.model.CircuitBreakerDefinition; +import org.apache.camel.model.HystrixConfigurationDefinition; +import org.apache.camel.model.RouteDefinition; +import org.apache.camel.test.junit4.CamelTestSupport; +import org.junit.Ignore; +import org.junit.Test; + +@Ignore +public class HystrixRouteConfigTest extends CamelTestSupport { + + @Test + public void testHystrix() throws Exception { + getMockEndpoint("mock:result").expectedBodiesReceived("Bye World"); + + template.sendBody("direct:start", "Hello World"); + + assertMockEndpointsSatisfied(); + } + + @Test + public void testGroupKeyAndThreadPoolKeyConfigFlagsDoNotScrapHystrixConfiguration() throws Exception { + // dummy route + RouteBuilder rb = new RouteBuilder(context) { + @Override + public void configure() throws Exception { + from("direct:foo") + .circuitBreaker() + .hystrixConfiguration().groupKey("test2").metricsHealthSnapshotIntervalInMilliseconds(99999).end() + .to("log:hello") + .end(); + + } + }; + + rb.configure(); + + RouteDefinition route = rb.getRouteCollection().getRoutes().get(0); + assertEquals(CircuitBreakerDefinition.class, route.getOutputs().get(0).getClass()); + + HystrixConfigurationDefinition config = ((CircuitBreakerDefinition) route.getOutputs().get(0)).getHystrixConfiguration(); + assertEquals("test2", config.getGroupKey()); + assertEquals(99999, config.getMetricsHealthSnapshotIntervalInMilliseconds().intValue()); + } + + + @Override + protected RouteBuilder createRouteBuilder() throws Exception { + return new RouteBuilder() { + @Override + public void configure() throws Exception { + from("direct:start") + .circuitBreaker() + .hystrixConfiguration().groupKey("myCamelApp").requestLogEnabled(false).corePoolSize(5).end() + .to("direct:foo") + .onFallback() + .transform().constant("Fallback message") + .end() + .to("mock:result"); + + from("direct:foo") + .transform().constant("Bye World"); + } + }; + } + +} diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixRouteFallbackViaNetworkTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixRouteFallbackViaNetworkTest.java new file mode 100644 index 0000000..7f2ea21 --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixRouteFallbackViaNetworkTest.java @@ -0,0 +1,56 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.builder.RouteBuilder; +import org.apache.camel.test.junit4.CamelTestSupport; +import org.junit.Ignore; +import org.junit.Test; + +@Ignore +public class HystrixRouteFallbackViaNetworkTest extends CamelTestSupport { + + @Test + public void testHystrix() throws Exception { + getMockEndpoint("mock:result").expectedBodiesReceived("Fallback message"); + getMockEndpoint("mock:result").expectedPropertyReceived(CircuitBreakerConstants.RESPONSE_SUCCESSFUL_EXECUTION, false); + getMockEndpoint("mock:result").expectedPropertyReceived(CircuitBreakerConstants.RESPONSE_FROM_FALLBACK, true); + + template.sendBody("direct:start", "Hello World"); + + assertMockEndpointsSatisfied(); + } + + @Override + protected RouteBuilder createRouteBuilder() throws Exception { + return new RouteBuilder() { + @Override + public void configure() throws Exception { + from("direct:start") + .to("log:start") + .circuitBreaker() + .throwException(new IllegalArgumentException("Forced")) + .onFallbackViaNetwork() + .transform().constant("Fallback message") + .end() + .to("log:result") + .to("mock:result"); + } + }; + } + +} diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixTimeoutTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixTimeoutTest.java new file mode 100644 index 0000000..63abdba --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixTimeoutTest.java @@ -0,0 +1,99 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import java.util.concurrent.TimeoutException; + +import org.apache.camel.RoutesBuilder; +import org.apache.camel.builder.RouteBuilder; +import org.apache.camel.test.junit4.CamelTestSupport; +import org.junit.Ignore; +import org.junit.Test; + +/** + * Hystrix using timeout with Java DSL + */ +@Ignore +public class HystrixTimeoutTest extends CamelTestSupport { + + @Test + public void testFast() throws Exception { + // this calls the fast route and therefore we get a response + Object out = template.requestBody("direct:start", "fast"); + assertEquals("Fast response", out); + } + + @Test + public void testSlow() throws Exception { + // this calls the slow route and therefore causes a timeout which triggers an exception + try { + template.requestBody("direct:start", "slow"); + fail("Should fail due to timeout"); + } catch (Exception e) { + // expected a timeout + assertIsInstanceOf(TimeoutException.class, e.getCause().getCause()); + } + } + + @Test + public void testSlowLoop() throws Exception { + // this calls the slow route and therefore causes a timeout which triggers an exception + for (int i = 0; i < 10; i++) { + try { + log.info(">>> test run " + i + " <<<"); + template.requestBody("direct:start", "slow"); + fail("Should fail due to timeout"); + } catch (Exception e) { + // expected a timeout + assertIsInstanceOf(TimeoutException.class, e.getCause().getCause()); + } + } + } + + @Override + protected RoutesBuilder createRouteBuilder() throws Exception { + return new RouteBuilder() { + @Override + public void configure() throws Exception { + from("direct:start") + .circuitBreaker() + // use 2 second timeout + .hystrixConfiguration().executionTimeoutInMilliseconds(2000).end() + .log("Hystrix processing start: ${threadName}") + .toD("direct:${body}") + .log("Hystrix processing end: ${threadName}") + .end() + .log("After Hystrix ${body}"); + + from("direct:fast") + // this is a fast route and takes 1 second to respond + .log("Fast processing start: ${threadName}") + .delay(1000) + .transform().constant("Fast response") + .log("Fast processing end: ${threadName}"); + + from("direct:slow") + // this is a slow route and takes 3 second to respond + .log("Slow processing start: ${threadName}") + .delay(3000) + .transform().constant("Slow response") + .log("Slow processing end: ${threadName}"); + } + }; + } + +} diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixTimeoutWithFallbackTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixTimeoutWithFallbackTest.java new file mode 100644 index 0000000..9a8bb67 --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/HystrixTimeoutWithFallbackTest.java @@ -0,0 +1,85 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.RoutesBuilder; +import org.apache.camel.builder.RouteBuilder; +import org.apache.camel.test.junit4.CamelTestSupport; +import org.junit.Ignore; +import org.junit.Test; + +/** + * Hystrix using timeout and fallback with Java DSL + */ +@Ignore +public class HystrixTimeoutWithFallbackTest extends CamelTestSupport { + + @Test + public void testFast() throws Exception { + // this calls the fast route and therefore we get a response + Object out = template.requestBody("direct:start", "fast"); + assertEquals("LAST CHANGE", out); + } + + @Test + public void testSlow() throws Exception { + // this calls the slow route and therefore causes a timeout which triggers the fallback + Object out = template.requestBody("direct:start", "slow"); + assertEquals("LAST CHANGE", out); + } + + @Override + protected RoutesBuilder createRouteBuilder() throws Exception { + return new RouteBuilder() { + @Override + public void configure() throws Exception { + from("direct:start") + .circuitBreaker() + // use 2 second timeout + .hystrixConfiguration().executionTimeoutInMilliseconds(2000).end() + .log("Hystrix processing start: ${threadName}") + .toD("direct:${body}") + .log("Hystrix processing end: ${threadName}") + .onFallback() + // use fallback if there was an exception or timeout + .log("Hystrix fallback start: ${threadName}") + .transform().constant("Fallback response") + .log("Hystrix fallback end: ${threadName}") + .end() + .log("After Hystrix ${body}") + .transform(simple("A CHANGE")) + .transform(simple("LAST CHANGE")) + .log("End ${body}"); + + from("direct:fast") + // this is a fast route and takes 1 second to respond + .log("Fast processing start: ${threadName}") + .delay(1000) + .transform().constant("Fast response") + .log("Fast processing end: ${threadName}"); + + from("direct:slow") + // this is a slow route and takes 3 second to respond + .log("Slow processing start: ${threadName}") + .delay(3000) + .transform().constant("Slow response") + .log("Slow processing end: ${threadName}"); + } + }; + } + +} diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/ResilienceRouteFallbackTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/ResilienceRouteFallbackTest.java new file mode 100644 index 0000000..6ae5c36 --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/ResilienceRouteFallbackTest.java @@ -0,0 +1,54 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.builder.RouteBuilder; +import org.apache.camel.test.junit4.CamelTestSupport; +import org.junit.Test; + +public class ResilienceRouteFallbackTest extends CamelTestSupport { + + @Test + public void testResilience() throws Exception { + getMockEndpoint("mock:result").expectedBodiesReceived("Fallback message"); + getMockEndpoint("mock:result").expectedPropertyReceived(CircuitBreakerConstants.RESPONSE_SUCCESSFUL_EXECUTION, false); + getMockEndpoint("mock:result").expectedPropertyReceived(CircuitBreakerConstants.RESPONSE_FROM_FALLBACK, true); + + template.sendBody("direct:start", "Hello World"); + + assertMockEndpointsSatisfied(); + } + + @Override + protected RouteBuilder createRouteBuilder() throws Exception { + return new RouteBuilder() { + @Override + public void configure() throws Exception { + from("direct:start") + .to("log:start") + .circuitBreaker() + .throwException(new IllegalArgumentException("Forced")) + .onFallback() + .transform().constant("Fallback message") + .end() + .to("log:result") + .to("mock:result"); + } + }; + } + +} diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/ResilienceRouteOkTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/ResilienceRouteOkTest.java new file mode 100644 index 0000000..891d504 --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/ResilienceRouteOkTest.java @@ -0,0 +1,57 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.builder.RouteBuilder; +import org.apache.camel.test.junit4.CamelTestSupport; +import org.junit.Test; + +public class ResilienceRouteOkTest extends CamelTestSupport { + + @Test + public void testResilience() throws Exception { + getMockEndpoint("mock:result").expectedBodiesReceived("Bye World"); + getMockEndpoint("mock:result").expectedPropertyReceived(CircuitBreakerConstants.RESPONSE_SUCCESSFUL_EXECUTION, true); + getMockEndpoint("mock:result").expectedPropertyReceived(CircuitBreakerConstants.RESPONSE_FROM_FALLBACK, false); + + template.sendBody("direct:start", "Hello World"); + + assertMockEndpointsSatisfied(); + } + + @Override + protected RouteBuilder createRouteBuilder() throws Exception { + return new RouteBuilder() { + @Override + public void configure() throws Exception { + from("direct:start") + .circuitBreaker() + .to("direct:foo") + .to("log:foo") + .onFallback() + .transform().constant("Fallback message") + .end() + .to("log:result") + .to("mock:result"); + + from("direct:foo") + .transform().constant("Bye World"); + } + }; + } + +} diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigMaximumSizeTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigMaximumSizeTest.java new file mode 100644 index 0000000..fabd88a --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigMaximumSizeTest.java @@ -0,0 +1,44 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.test.spring.CamelSpringTestSupport; +import org.junit.Ignore; +import org.junit.Test; +import org.springframework.context.support.AbstractApplicationContext; +import org.springframework.context.support.ClassPathXmlApplicationContext; +import org.springframework.test.annotation.DirtiesContext; + +@Ignore +@DirtiesContext +public class SpringHystrixRouteConfigMaximumSizeTest extends CamelSpringTestSupport { + + @Override + protected AbstractApplicationContext createApplicationContext() { + return new ClassPathXmlApplicationContext("org/apache/camel/component/hystrix/processor/SpringHystrixRouteConfigMaximumSizeTest.xml"); + } + + @Test + public void testHystrix() throws Exception { + getMockEndpoint("mock:result").expectedBodiesReceived("Bye World"); + + template.sendBody("direct:start", "Hello World"); + + assertMockEndpointsSatisfied(); + } + +} diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigRefTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigRefTest.java new file mode 100644 index 0000000..14eaae3 --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigRefTest.java @@ -0,0 +1,44 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.test.spring.CamelSpringTestSupport; +import org.junit.Ignore; +import org.junit.Test; +import org.springframework.context.support.AbstractApplicationContext; +import org.springframework.context.support.ClassPathXmlApplicationContext; +import org.springframework.test.annotation.DirtiesContext; + +@Ignore +@DirtiesContext +public class SpringHystrixRouteConfigRefTest extends CamelSpringTestSupport { + + @Override + protected AbstractApplicationContext createApplicationContext() { + return new ClassPathXmlApplicationContext("org/apache/camel/component/hystrix/processor/SpringHystrixRouteConfigRefTest.xml"); + } + + @Test + public void testHystrix() throws Exception { + getMockEndpoint("mock:result").expectedBodiesReceived("Bye World"); + + template.sendBody("direct:start", "Hello World"); + + assertMockEndpointsSatisfied(); + } + +} diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigTest.java new file mode 100644 index 0000000..72ec426 --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigTest.java @@ -0,0 +1,44 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.test.spring.CamelSpringTestSupport; +import org.junit.Ignore; +import org.junit.Test; +import org.springframework.context.support.AbstractApplicationContext; +import org.springframework.context.support.ClassPathXmlApplicationContext; +import org.springframework.test.annotation.DirtiesContext; + +@Ignore +@DirtiesContext +public class SpringHystrixRouteConfigTest extends CamelSpringTestSupport { + + @Override + protected AbstractApplicationContext createApplicationContext() { + return new ClassPathXmlApplicationContext("org/apache/camel/component/hystrix/processor/SpringHystrixRouteConfigTest.xml"); + } + + @Test + public void testHystrix() throws Exception { + getMockEndpoint("mock:result").expectedBodiesReceived("Bye World"); + + template.sendBody("direct:start", "Hello World"); + + assertMockEndpointsSatisfied(); + } + +} diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringResilienceRouteFallbackTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringResilienceRouteFallbackTest.java new file mode 100644 index 0000000..12792ad --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringResilienceRouteFallbackTest.java @@ -0,0 +1,44 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.test.spring.CamelSpringTestSupport; +import org.junit.Test; +import org.springframework.context.support.AbstractApplicationContext; +import org.springframework.context.support.ClassPathXmlApplicationContext; +import org.springframework.test.annotation.DirtiesContext; + +@DirtiesContext +public class SpringResilienceRouteFallbackTest extends CamelSpringTestSupport { + + @Override + protected AbstractApplicationContext createApplicationContext() { + return new ClassPathXmlApplicationContext("org/apache/camel/component/resilience4j/SpringResilienceRouteFallbackTest.xml"); + } + + @Test + public void testResilience() throws Exception { + getMockEndpoint("mock:result").expectedBodiesReceived("Fallback message"); + getMockEndpoint("mock:result").expectedPropertyReceived(CircuitBreakerConstants.RESPONSE_SUCCESSFUL_EXECUTION, false); + getMockEndpoint("mock:result").expectedPropertyReceived(CircuitBreakerConstants.RESPONSE_FROM_FALLBACK, true); + + template.sendBody("direct:start", "Hello World"); + + assertMockEndpointsSatisfied(); + } + +} diff --git a/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringResilienceRouteOkTest.java b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringResilienceRouteOkTest.java new file mode 100644 index 0000000..c305804 --- /dev/null +++ b/components/camel-resilience4j/src/test/java/org/apache/camel/component/resilience4j/SpringResilienceRouteOkTest.java @@ -0,0 +1,44 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ +package org.apache.camel.component.resilience4j; + +import org.apache.camel.test.spring.CamelSpringTestSupport; +import org.junit.Test; +import org.springframework.context.support.AbstractApplicationContext; +import org.springframework.context.support.ClassPathXmlApplicationContext; +import org.springframework.test.annotation.DirtiesContext; + +@DirtiesContext +public class SpringResilienceRouteOkTest extends CamelSpringTestSupport { + + @Override + protected AbstractApplicationContext createApplicationContext() { + return new ClassPathXmlApplicationContext("org/apache/camel/component/resilience4j/SpringResilienceRouteOkTest.xml"); + } + + @Test + public void testResilience() throws Exception { + getMockEndpoint("mock:result").expectedBodiesReceived("Bye World"); + getMockEndpoint("mock:result").expectedPropertyReceived(CircuitBreakerConstants.RESPONSE_SUCCESSFUL_EXECUTION, true); + getMockEndpoint("mock:result").expectedPropertyReceived(CircuitBreakerConstants.RESPONSE_FROM_FALLBACK, false); + + template.sendBody("direct:start", "Hello World"); + + assertMockEndpointsSatisfied(); + } + +} diff --git a/components/camel-resilience4j/src/test/resources/log4j2.properties b/components/camel-resilience4j/src/test/resources/log4j2.properties new file mode 100644 index 0000000..3e584b4 --- /dev/null +++ b/components/camel-resilience4j/src/test/resources/log4j2.properties @@ -0,0 +1,28 @@ +## --------------------------------------------------------------------------- +## Licensed to the Apache Software Foundation (ASF) under one or more +## contributor license agreements. See the NOTICE file distributed with +## this work for additional information regarding copyright ownership. +## The ASF licenses this file to You 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. +## --------------------------------------------------------------------------- + +appender.file.type = File +appender.file.name = file +appender.file.fileName = target/camel-resilience4j-test.log +appender.file.layout.type = PatternLayout +appender.file.layout.pattern = %d [%-15.15t] %-5p %-30.30c{1} - %m%n +appender.out.type = Console +appender.out.name = out +appender.out.layout.type = PatternLayout +appender.out.layout.pattern = %d [%-15.15t] %-5p %-30.30c{1} - %m%n +rootLogger.level = INFO +rootLogger.appenderRef.file.ref = file diff --git a/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/BlueprintResilienceRouteFallbackTest.xml b/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/BlueprintResilienceRouteFallbackTest.xml new file mode 100644 index 0000000..9b1b683 --- /dev/null +++ b/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/BlueprintResilienceRouteFallbackTest.xml @@ -0,0 +1,41 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + + Licensed to the Apache Software Foundation (ASF) under one or more + contributor license agreements. See the NOTICE file distributed with + this work for additional information regarding copyright ownership. + The ASF licenses this file to You 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. + +--> +<blueprint xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0"; + xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; + xsi:schemaLocation=" + http://www.osgi.org/xmlns/blueprint/v1.0.0 https://www.osgi.org/xmlns/blueprint/v1.0.0/blueprint.xsd";> + + <camelContext id="myCamel" xmlns="http://camel.apache.org/schema/blueprint";> + <route> + <from uri="direct:start"/> + <circuitBreaker> + <throwException exceptionType="java.lang.IllegalArgumentException" message="Forced"/> + <onFallback> + <transform> + <constant>Fallback message</constant> + </transform> + </onFallback> + </circuitBreaker> + <to uri="mock:result"/> + </route> + + </camelContext> + +</blueprint> \ No newline at end of file diff --git a/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/BlueprintResilienceRouteOkTest.xml b/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/BlueprintResilienceRouteOkTest.xml new file mode 100644 index 0000000..4c55703 --- /dev/null +++ b/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/BlueprintResilienceRouteOkTest.xml @@ -0,0 +1,47 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + + Licensed to the Apache Software Foundation (ASF) under one or more + contributor license agreements. See the NOTICE file distributed with + this work for additional information regarding copyright ownership. + The ASF licenses this file to You 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. + +--> +<blueprint xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0"; + xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; + xsi:schemaLocation=" + http://www.osgi.org/xmlns/blueprint/v1.0.0 https://www.osgi.org/xmlns/blueprint/v1.0.0/blueprint.xsd";> + + <camelContext id="myCamel" xmlns="http://camel.apache.org/schema/blueprint";> + <route> + <from uri="direct:start"/> + <circuitBreaker> + <to uri="direct:foo"/> + <onFallback> + <transform> + <constant>Fallback message</constant> + </transform> + </onFallback> + </circuitBreaker> + <to uri="mock:result"/> + </route> + + <route> + <from uri="direct:foo"/> + <transform> + <constant>Bye World</constant> + </transform> + </route> + </camelContext> + +</blueprint> \ No newline at end of file diff --git a/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigMaximumSizeTest.xml b/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigMaximumSizeTest.xml new file mode 100644 index 0000000..4d0aa78 --- /dev/null +++ b/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigMaximumSizeTest.xml @@ -0,0 +1,49 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + + Licensed to the Apache Software Foundation (ASF) under one or more + contributor license agreements. See the NOTICE file distributed with + this work for additional information regarding copyright ownership. + The ASF licenses this file to You 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. + +--> +<beans xmlns="http://www.springframework.org/schema/beans"; + xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; + xsi:schemaLocation=" + http://camel.apache.org/schema/spring http://camel.apache.org/schema/spring/camel-spring.xsd + http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd "> + + <camelContext xmlns="http://camel.apache.org/schema/spring";> + <route> + <from uri="direct:start"/> + <circuitBreaker> + <hystrixConfiguration groupKey="myCamelApp" requestLogEnabled="false" corePoolSize="5" maximumSize="15" allowMaximumSizeToDivergeFromCoreSize="true"/> + <to uri="direct:foo"/> + <onFallback> + <transform> + <constant>Fallback message</constant> + </transform> + </onFallback> + </circuitBreaker> + <to uri="mock:result"/> + </route> + + <route> + <from uri="direct:foo"/> + <transform> + <constant>Bye World</constant> + </transform> + </route> + </camelContext> + +</beans> \ No newline at end of file diff --git a/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigRefTest.xml b/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigRefTest.xml new file mode 100644 index 0000000..40cdf25 --- /dev/null +++ b/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigRefTest.xml @@ -0,0 +1,51 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + + Licensed to the Apache Software Foundation (ASF) under one or more + contributor license agreements. See the NOTICE file distributed with + this work for additional information regarding copyright ownership. + The ASF licenses this file to You 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. + +--> +<beans xmlns="http://www.springframework.org/schema/beans"; + xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; + xsi:schemaLocation=" + http://camel.apache.org/schema/spring http://camel.apache.org/schema/spring/camel-spring.xsd + http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd "> + + <camelContext xmlns="http://camel.apache.org/schema/spring";> + + <hystrixConfiguration id="hysConfig" requestLogEnabled="false" corePoolSize="5"/> + + <route> + <from uri="direct:start"/> + <circuitBreaker configurationRef="hysConfig"> + <to uri="direct:foo"/> + <onFallback> + <transform> + <constant>Fallback message</constant> + </transform> + </onFallback> + </circuitBreaker> + <to uri="mock:result"/> + </route> + + <route> + <from uri="direct:foo"/> + <transform> + <constant>Bye World</constant> + </transform> + </route> + </camelContext> + +</beans> \ No newline at end of file diff --git a/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigTest.xml b/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigTest.xml new file mode 100644 index 0000000..2c8a9a6 --- /dev/null +++ b/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringHystrixRouteConfigTest.xml @@ -0,0 +1,49 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + + Licensed to the Apache Software Foundation (ASF) under one or more + contributor license agreements. See the NOTICE file distributed with + this work for additional information regarding copyright ownership. + The ASF licenses this file to You 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. + +--> +<beans xmlns="http://www.springframework.org/schema/beans"; + xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; + xsi:schemaLocation=" + http://camel.apache.org/schema/spring http://camel.apache.org/schema/spring/camel-spring.xsd + http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd "> + + <camelContext xmlns="http://camel.apache.org/schema/spring";> + <route> + <from uri="direct:start"/> + <circuitBreaker> + <hystrixConfiguration groupKey="myCamelApp" requestLogEnabled="false" corePoolSize="5"/> + <to uri="direct:foo"/> + <onFallback> + <transform> + <constant>Fallback message</constant> + </transform> + </onFallback> + </circuitBreaker> + <to uri="mock:result"/> + </route> + + <route> + <from uri="direct:foo"/> + <transform> + <constant>Bye World</constant> + </transform> + </route> + </camelContext> + +</beans> \ No newline at end of file diff --git a/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringResilienceRouteFallbackTest.xml b/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringResilienceRouteFallbackTest.xml new file mode 100644 index 0000000..39dbe97 --- /dev/null +++ b/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringResilienceRouteFallbackTest.xml @@ -0,0 +1,42 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + + Licensed to the Apache Software Foundation (ASF) under one or more + contributor license agreements. See the NOTICE file distributed with + this work for additional information regarding copyright ownership. + The ASF licenses this file to You 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. + +--> +<beans xmlns="http://www.springframework.org/schema/beans"; + xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; + xsi:schemaLocation=" + http://camel.apache.org/schema/spring http://camel.apache.org/schema/spring/camel-spring.xsd + http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd "> + + <camelContext xmlns="http://camel.apache.org/schema/spring";> + <route> + <from uri="direct:start"/> + <circuitBreaker> + <throwException exceptionType="java.lang.IllegalArgumentException" message="Forced"/> + <onFallback> + <transform> + <constant>Fallback message</constant> + </transform> + </onFallback> + </circuitBreaker> + <to uri="mock:result"/> + </route> + + </camelContext> + +</beans> \ No newline at end of file diff --git a/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringResilienceRouteOkTest.xml b/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringResilienceRouteOkTest.xml new file mode 100644 index 0000000..1e2b139 --- /dev/null +++ b/components/camel-resilience4j/src/test/resources/org/apache/camel/component/resilience4j/SpringResilienceRouteOkTest.xml @@ -0,0 +1,48 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + + Licensed to the Apache Software Foundation (ASF) under one or more + contributor license agreements. See the NOTICE file distributed with + this work for additional information regarding copyright ownership. + The ASF licenses this file to You 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. + +--> +<beans xmlns="http://www.springframework.org/schema/beans"; + xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; + xsi:schemaLocation=" + http://camel.apache.org/schema/spring http://camel.apache.org/schema/spring/camel-spring.xsd + http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd "> + + <camelContext xmlns="http://camel.apache.org/schema/spring";> + <route> + <from uri="direct:start"/> + <circuitBreaker> + <to uri="direct:foo"/> + <onFallback> + <transform> + <constant>Fallback message</constant> + </transform> + </onFallback> + </circuitBreaker> + <to uri="mock:result"/> + </route> + + <route> + <from uri="direct:foo"/> + <transform> + <constant>Bye World</constant> + </transform> + </route> + </camelContext> + +</beans> \ No newline at end of file diff --git a/platforms/spring-boot/components-starter/camel-resilience4j-starter/pom.xml b/platforms/spring-boot/components-starter/camel-resilience4j-starter/pom.xml new file mode 100644 index 0000000..0782fb2 --- /dev/null +++ b/platforms/spring-boot/components-starter/camel-resilience4j-starter/pom.xml @@ -0,0 +1,53 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + + Licensed to the Apache Software Foundation (ASF) under one or more + contributor license agreements. See the NOTICE file distributed with + this work for additional information regarding copyright ownership. + The ASF licenses this file to You 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. + +--> +<project xmlns="http://maven.apache.org/POM/4.0.0"; xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd";> + <modelVersion>4.0.0</modelVersion> + <parent> + <groupId>org.apache.camel</groupId> + <artifactId>components-starter</artifactId> + <version>3.0.0-SNAPSHOT</version> + </parent> + <artifactId>camel-resilience4j-starter</artifactId> + <packaging>jar</packaging> + <name>Spring-Boot Starter :: Camel :: Resilience4j</name> + <description>Spring-Boot Starter for Circuit Breaker EIP using Resilience4j</description> + <dependencies> + <dependency> + <groupId>org.springframework.boot</groupId> + <artifactId>spring-boot-starter</artifactId> + <version>${spring-boot-version}</version> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-resilience4j</artifactId> + <version>${project.version}</version> + </dependency> + <!--START OF GENERATED CODE--> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-core-starter</artifactId> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-spring-boot-starter</artifactId> + </dependency> + <!--END OF GENERATED CODE--> + </dependencies> +</project> diff --git a/platforms/spring-boot/components-starter/camel-resilience4j-starter/src/main/resources/META-INF/LICENSE.txt b/platforms/spring-boot/components-starter/camel-resilience4j-starter/src/main/resources/META-INF/LICENSE.txt new file mode 100644 index 0000000..6b0b127 --- /dev/null +++ b/platforms/spring-boot/components-starter/camel-resilience4j-starter/src/main/resources/META-INF/LICENSE.txt @@ -0,0 +1,203 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner] + + 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. + diff --git a/platforms/spring-boot/components-starter/camel-resilience4j-starter/src/main/resources/META-INF/NOTICE.txt b/platforms/spring-boot/components-starter/camel-resilience4j-starter/src/main/resources/META-INF/NOTICE.txt new file mode 100644 index 0000000..2e215bf --- /dev/null +++ b/platforms/spring-boot/components-starter/camel-resilience4j-starter/src/main/resources/META-INF/NOTICE.txt @@ -0,0 +1,11 @@ + ========================================================================= + == NOTICE file corresponding to the section 4 d of == + == the Apache License, Version 2.0, == + == in this case for the Apache Camel distribution. == + ========================================================================= + + This product includes software developed by + The Apache Software Foundation (http://www.apache.org/). + + Please read the different LICENSE files present in the licenses directory of + this distribution. diff --git a/platforms/spring-boot/components-starter/camel-resilience4j-starter/src/main/resources/META-INF/spring.provides b/platforms/spring-boot/components-starter/camel-resilience4j-starter/src/main/resources/META-INF/spring.provides new file mode 100644 index 0000000..213b910 --- /dev/null +++ b/platforms/spring-boot/components-starter/camel-resilience4j-starter/src/main/resources/META-INF/spring.provides @@ -0,0 +1,17 @@ +## --------------------------------------------------------------------------- +## Licensed to the Apache Software Foundation (ASF) under one or more +## contributor license agreements. See the NOTICE file distributed with +## this work for additional information regarding copyright ownership. +## The ASF licenses this file to You 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. +## --------------------------------------------------------------------------- +provides: camel-resilience4j diff --git a/platforms/spring-boot/components-starter/pom.xml b/platforms/spring-boot/components-starter/pom.xml index e083e0f..d04c684 100644 --- a/platforms/spring-boot/components-starter/pom.xml +++ b/platforms/spring-boot/components-starter/pom.xml @@ -313,6 +313,7 @@ <module>camel-reactive-streams-starter</module> <module>camel-reactor-starter</module> <module>camel-ref-starter</module> + <module>camel-resilience4j-starter</module> <module>camel-rest-starter</module> <module>camel-rest-swagger-starter</module> <module>camel-ribbon-starter</module>
