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BAEL-2715: Added code samples for Netty server configuration

This commit is contained in:
isaolmez 2019-03-12 22:35:27 +03:00
parent 65cbf46e6b
commit b7cc946a32
14 changed files with 293 additions and 0 deletions
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1
pom.xml
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<module>spring-5-reactive-client</module>
<module>spring-5-reactive-oauth</module>
<module>spring-5-reactive-security</module>
<module>spring-5-reactive-netty</module>
<module>spring-5-security</module>
<module>spring-5-security-oauth</module>

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spring-5-reactive-netty/.gitignore vendored Normal file
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# Folders #
**/.idea
**/target
# Files #
*.log
# Packaged files #
*.jar
*.war
*.ear

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spring-5-reactive-netty/README.md Normal file
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## Spring 5 Reactive Project With Netty Server
Includes configuration options for Netty server.

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spring-5-reactive-netty/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<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/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>spring-5-reactive-netty</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>spring-5-reactive-netty</name>
<packaging>jar</packaging>
<description>Spring 5 sample project about reactive web with Netty server</description>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-boot-2</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../parent-boot-2</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-webflux</artifactId>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>

16
spring-5-reactive-netty/src/main/java/com/baeldung/serverconfig/ServerConfigApplication.java Normal file
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package com.baeldung.serverconfig;
import com.baeldung.serverconfig.client.GreetingWebClient;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class ServerConfigApplication {
public static void main(String[] args) {
SpringApplication.run(ServerConfigApplication.class, args);
GreetingWebClient webClient = new GreetingWebClient();
webClient.getResult();
}
}

37
spring-5-reactive-netty/src/main/java/com/baeldung/serverconfig/client/GreetingWebClient.java Normal file
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package com.baeldung.serverconfig.client;
import io.netty.handler.ssl.SslContext;
import io.netty.handler.ssl.SslContextBuilder;
import io.netty.handler.ssl.util.InsecureTrustManagerFactory;
import lombok.SneakyThrows;
import org.springframework.http.client.reactive.ReactorClientHttpConnector;
import org.springframework.web.reactive.function.client.WebClient;
import reactor.core.publisher.Mono;
import reactor.netty.http.client.HttpClient;
public class GreetingWebClient {
private WebClient client = getWebClient();
public void getResult() {
System.out.println("Mono");
Mono<String> greetingMono = client.get()
.uri("/greet/{name}", "baeldung")
.retrieve()
.bodyToMono(String.class);
greetingMono.subscribe(System.out::println);
}
@SneakyThrows
private WebClient getWebClient() {
SslContext sslContext = SslContextBuilder
.forClient()
.trustManager(InsecureTrustManagerFactory.INSTANCE)
.build();
HttpClient httpClient = HttpClient.create().secure(t -> t.sslContext(sslContext));
return WebClient.builder()
.baseUrl("https://localhost:8443")
.clientConnector(new ReactorClientHttpConnector(httpClient)).build();
}
}

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spring-5-reactive-netty/src/main/java/com/baeldung/serverconfig/server/GreetingController.java Normal file
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package com.baeldung.serverconfig.server;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import reactor.core.publisher.Mono;
@RestController
@RequestMapping("/greet")
public class GreetingController {
private final GreetingService greetingService;
public GreetingController(GreetingService greetingService) {
this.greetingService = greetingService;
}
@GetMapping("/{name}")
private Mono<String> greet(@PathVariable String name) {
return greetingService.greet(name);
}
}

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spring-5-reactive-netty/src/main/java/com/baeldung/serverconfig/server/GreetingService.java Normal file
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package com.baeldung.serverconfig.server;
import org.springframework.stereotype.Service;
import reactor.core.publisher.Mono;
@Service
public class GreetingService {
public Mono<String> greet(String name) {
return Mono.just("Greeting " + name);
}
}

31
spring-5-reactive-netty/src/main/java/com/baeldung/serverconfig/server/NettyWebServerFactoryPortCustomizer.java Normal file
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package com.baeldung.serverconfig.server;
import org.springframework.boot.web.embedded.netty.NettyReactiveWebServerFactory;
import org.springframework.boot.web.embedded.netty.NettyServerCustomizer;
import org.springframework.boot.web.server.WebServerFactoryCustomizer;
import org.springframework.stereotype.Component;
import reactor.netty.http.server.HttpServer;
@Component
public class NettyWebServerFactoryPortCustomizer implements WebServerFactoryCustomizer<NettyReactiveWebServerFactory> {
@Override
public void customize(NettyReactiveWebServerFactory serverFactory) {
serverFactory.addServerCustomizers(new PortCustomizer(8443));
}
private static class PortCustomizer implements NettyServerCustomizer {
private final int port;
private PortCustomizer(int port) {
this.port = port;
}
@Override
public HttpServer apply(HttpServer httpServer) {
return httpServer.port(port);
}
}
}

23
spring-5-reactive-netty/src/main/java/com/baeldung/serverconfig/server/NettyWebServerFactorySslCustomizer.java Normal file
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package com.baeldung.serverconfig.server;
import org.springframework.boot.web.embedded.netty.NettyReactiveWebServerFactory;
import org.springframework.boot.web.server.Ssl;
import org.springframework.boot.web.server.WebServerFactoryCustomizer;
import org.springframework.stereotype.Component;
@Component
public class NettyWebServerFactorySslCustomizer implements WebServerFactoryCustomizer<NettyReactiveWebServerFactory> {
@Override
public void customize(NettyReactiveWebServerFactory serverFactory) {
Ssl ssl = new Ssl();
ssl.setEnabled(true);
ssl.setKeyStore("classpath:sample.jks");
ssl.setKeyAlias("alias");
ssl.setKeyPassword("password");
ssl.setKeyStorePassword("secret");
serverFactory.setSsl(ssl);
serverFactory.setPort(8443);
}
}

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spring-5-reactive-netty/src/main/resources/logback.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<appender name="Console"
class="ch.qos.logback.core.ConsoleAppender">
<layout class="ch.qos.logback.classic.PatternLayout">
<Pattern>
%black(%d{ISO8601}) %highlight(%-5level) [%blue(%t)] %yellow(%C{1.}): %msg%n%throwable
</Pattern>
</layout>
</appender>
<appender name="AccessLog" class="ch.qos.logback.core.FileAppender">
<file>netty-access.log</file>
<encoder>
<pattern>%msg%n</pattern>
</encoder>
</appender>
<appender name="Async" class="ch.qos.logback.classic.AsyncAppender">
<appender-ref ref="AccessLog"/>
</appender>
<logger name="reactor.netty.http.server.AccessLog" level="INFO" additivity="false">
<appender-ref ref="Console"/>
<appender-ref ref="Async"/>
</logger>
<root level="info">
<appender-ref ref="Console"/>
</root>
</configuration>

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spring-5-reactive-netty/src/main/resources/sample.jks Normal file
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spring-5-reactive-netty/src/test/java/com/baeldung/serverconfig/server/GreetingControllerIntegrationTest.java Normal file
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package com.baeldung.serverconfig.server;
import static org.mockito.Mockito.when;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.web.reactive.WebFluxTest;
import org.springframework.boot.test.mock.mockito.MockBean;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.test.web.reactive.server.WebTestClient;
import reactor.core.publisher.Mono;
@RunWith(SpringRunner.class)
@WebFluxTest
public class GreetingControllerIntegrationTest {
@Autowired
private WebTestClient webClient;
@MockBean
private GreetingService greetingService;
private final String name = "baeldung";
@Before
public void setUp() {
when(greetingService.greet(name)).thenReturn(Mono.just("Hello baeldung"));
}
@Test
public void shouldGreet() {
webClient.get().uri("/greet/{name}", name)
.exchange()
.expectStatus()
.isOk()
.expectBody(String.class)
.isEqualTo("Hello baeldung");
}
}

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spring-5-reactive-netty/src/test/resources/logback-test.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<appender name="Console" class="ch.qos.logback.core.ConsoleAppender">
<layout class="ch.qos.logback.classic.PatternLayout">
<Pattern>
%black(%d{ISO8601}) %highlight(%-5level) [%blue(%t)] %yellow(%C{1.}): %msg%n%throwable
</Pattern>
</layout>
</appender>
<root level="info">
<appender-ref ref="Console"/>
</root>
</configuration>