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Context propagation across HTTP. (#4612)
* Context propagation across HTTP. Signed-off-by: Tomas Langer <tomas.langer@oracle.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| <?xml version="1.0" encoding="UTF-8"?> | ||
| <!-- | ||
| Copyright (c) 2022 Oracle and/or its affiliates. | ||
| 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. | ||
| --> | ||
|
|
||
| <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 https://maven.apache.org/xsd/maven-4.0.0.xsd"> | ||
| <parent> | ||
| <artifactId>helidon-tests-integration-webserver</artifactId> | ||
| <groupId>io.helidon.tests.integration</groupId> | ||
| <version>2.5.2-SNAPSHOT</version> | ||
| </parent> | ||
| <modelVersion>4.0.0</modelVersion> | ||
|
|
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| <artifactId>helidon-tests-integration-webserver-context-propagation</artifactId> | ||
| <name>Helidon Integration Test WebServer Context Propagation</name> | ||
|
|
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| <dependencies> | ||
| <dependency> | ||
| <groupId>io.helidon.webserver</groupId> | ||
| <artifactId>helidon-webserver</artifactId> | ||
| </dependency> | ||
| <dependency> | ||
| <groupId>io.helidon.webserver</groupId> | ||
| <artifactId>helidon-webserver-context-propagation</artifactId> | ||
| </dependency> | ||
| <dependency> | ||
| <groupId>io.helidon.webclient</groupId> | ||
| <artifactId>helidon-webclient-context-propagation</artifactId> | ||
| </dependency> | ||
| <dependency> | ||
| <groupId>io.helidon.config</groupId> | ||
| <artifactId>helidon-config-yaml</artifactId> | ||
| </dependency> | ||
| <dependency> | ||
| <groupId>io.helidon.media</groupId> | ||
| <artifactId>helidon-media-jsonb</artifactId> | ||
| </dependency> | ||
| <dependency> | ||
| <groupId>org.junit.jupiter</groupId> | ||
| <artifactId>junit-jupiter-api</artifactId> | ||
| <scope>test</scope> | ||
| </dependency> | ||
| <dependency> | ||
| <groupId>org.hamcrest</groupId> | ||
| <artifactId>hamcrest-all</artifactId> | ||
| <scope>test</scope> | ||
| </dependency> | ||
| </dependencies> | ||
|
|
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| </project> |
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...va/io/helidon/tests/integration/webserver/context/propagation/ContextPropagationMain.java
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| @@ -0,0 +1,95 @@ | ||
| /* | ||
| * Copyright (c) 2022 Oracle and/or its affiliates. | ||
| * | ||
| * 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. | ||
| */ | ||
|
|
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| package io.helidon.tests.integration.webserver.context.propagation; | ||
|
|
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| import java.time.Duration; | ||
|
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| import io.helidon.common.context.Context; | ||
| import io.helidon.config.Config; | ||
| import io.helidon.media.jsonb.JsonbSupport; | ||
| import io.helidon.webclient.WebClient; | ||
| import io.helidon.webserver.Routing; | ||
| import io.helidon.webserver.ServerRequest; | ||
| import io.helidon.webserver.ServerResponse; | ||
| import io.helidon.webserver.WebServer; | ||
| import io.helidon.webserver.context.propagation.ContextPropagationFilter; | ||
|
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| /** | ||
| * Main test class. | ||
| * Starts the server and configures context propagation on it. | ||
| */ | ||
| public class ContextPropagationMain { | ||
| static final String CLASSIFIER_VALUE = "io.helidon.tests.integration.value"; | ||
| static final String CLASSIFIER_VALUES = "io.helidon.tests.integration.values"; | ||
| static final String CLASSIFIER_DEFAULT = "io.helidon.tests.integration.default"; | ||
| static final String CLASSIFIER_DEFAULTS = "io.helidon.tests.integration.defaults"; | ||
| static final String NOT_PROPAGATED = "some.random.classifier"; | ||
| static final Duration TIMEOUT = Duration.ofSeconds(10); | ||
| private static WebServer server; | ||
| private static WebClient client; | ||
|
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| private ContextPropagationMain() { | ||
| } | ||
|
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| /** | ||
| * Main method. | ||
| * | ||
| * @param args command line arguments are ignored | ||
| */ | ||
| public static void main(String[] args) { | ||
| Config config = Config.create(); | ||
|
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| server = WebServer.builder() | ||
| .config(config.get("server")) | ||
| .addMediaSupport(JsonbSupport.create()) | ||
| .routing(Routing.builder() | ||
| .any(ContextPropagationFilter.create(config.get("server.context"))) | ||
| .get("/", ContextPropagationMain::route) | ||
| .build()) | ||
| .build() | ||
| .start() | ||
| .await(TIMEOUT); | ||
|
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| client = WebClient.builder() | ||
| .config(config.get("client")) | ||
| .baseUri("http://localhost:" + server.port()) | ||
| .build(); | ||
| } | ||
|
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| static WebServer server() { | ||
| return server; | ||
| } | ||
|
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| static WebClient client() { | ||
| return client; | ||
| } | ||
|
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| private static void route(ServerRequest req, ServerResponse res) { | ||
| Context ctx = req.context(); | ||
| DataDto dto = new DataDto(); | ||
|
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| ctx.get(CLASSIFIER_VALUE, String.class).ifPresent(dto::setValue); | ||
| ctx.get(CLASSIFIER_VALUES, String[].class).ifPresent(dto::setValues); | ||
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| ctx.get(CLASSIFIER_DEFAULT, String.class).ifPresent(dto::setDefaultValue); | ||
| ctx.get(CLASSIFIER_DEFAULTS, String[].class).ifPresent(dto::setDefaultValues); | ||
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| ctx.get(NOT_PROPAGATED, String.class).ifPresent(dto::setNotPropagated); | ||
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| res.send(dto); | ||
| } | ||
| } |
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