Initial commit for push service
This commit is contained in:
56
push-service-server/pom.xml
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56
push-service-server/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<parent>
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<artifactId>push-service-parent</artifactId>
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<groupId>de.77zzcx7</groupId>
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<version>1-SNAPSHOT</version>
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</parent>
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<artifactId>push-service-server</artifactId>
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<packaging>${packaging.type}</packaging>
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<description>The server part of the push-service</description>
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<name>push-service-server</name>
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<properties>
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<packaging.type>jar</packaging.type>
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</properties>
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<dependencies>
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<dependency>
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<groupId>nl.martijndwars</groupId>
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<artifactId>web-push</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-web</artifactId>
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</dependency>
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<dependency>
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<groupId>de.77zzcx7</groupId>
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<artifactId>push-service-client-lib</artifactId>
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<version>${version}</version>
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</dependency>
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</dependencies>
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<profiles>
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<profile>
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<id>build-war</id>
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<properties>
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<packaging.type>war</packaging.type>
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</properties>
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<build>
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<finalName>${project.artifactId}##${parallelDeploymentVersion}</finalName>
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</build>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-tomcat</artifactId>
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<scope>provided</scope>
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</dependency>
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</dependencies>
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</profile>
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</profiles>
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</project>
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package de.pushservice.server;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.boot.builder.SpringApplicationBuilder;
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import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
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@SpringBootApplication
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public class PushServiceApplication extends SpringBootServletInitializer {
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public static void main(String[] args) {
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SpringApplication.run(PushServiceApplication.class);
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}
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@Override
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protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
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return application.sources(PushServiceApplication.class);
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}
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}
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package de.pushservice.server.controller;
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import de.pushservice.client.ResponseReason;
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import de.pushservice.client.dto.NotificationRequestDto;
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import de.pushservice.server.decorator.MessageDecorator;
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import de.pushservice.server.decorator.SubscriptionDecorator;
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import nl.martijndwars.webpush.Notification;
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import nl.martijndwars.webpush.PushService;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.http.ResponseEntity;
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import org.springframework.web.bind.annotation.PostMapping;
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import org.springframework.web.bind.annotation.RestController;
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@RestController
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public class PushServiceController {
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private static final Logger LOGGER = LoggerFactory.getLogger(PushServiceController.class);
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@PostMapping
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public ResponseEntity notify(NotificationRequestDto notificationRequestDto) {
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try {
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final SubscriptionDecorator subscription = SubscriptionDecorator
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.fromDto(notificationRequestDto.getSubscriptionDto());
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final Notification notification = MessageDecorator.fromDto(notificationRequestDto.getMessageDto())
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.toNotification(subscription);
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final PushService extPushService = new PushService();
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extPushService.send(notification);
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return ResponseReason.OK.toResponseEntity();
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}
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catch(Exception e) {
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LOGGER.error("Error while sending notification!", e);
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return ResponseReason.UNKNOWN_ERROR.toResponseEntity();
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}
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}
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}
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package de.pushservice.server.decorator;
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import de.pushservice.client.dto.MessageDto;
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import nl.martijndwars.webpush.Notification;
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import nl.martijndwars.webpush.Urgency;
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import java.security.NoSuchAlgorithmException;
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import java.security.NoSuchProviderException;
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import java.security.spec.InvalidKeySpecException;
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public class MessageDecorator {
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private MessageDto dto;
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private MessageDecorator(MessageDto dto) {
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this.dto = dto;
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}
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public static final MessageDecorator fromDto(MessageDto dto) {
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return new MessageDecorator(dto);
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}
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public Notification toNotification(SubscriptionDecorator subscription) throws NoSuchAlgorithmException, InvalidKeySpecException, NoSuchProviderException {
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return Notification.builder()
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.endpoint(subscription.getEndpoint())
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.userPublicKey(subscription.getUserPublicKey())
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.userAuth(subscription.getAuthAsBytes())
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.payload(dto.getPayload())
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.urgency(getExtUrgency())
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.topic(dto.getTopic())
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.build();
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}
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private Urgency getExtUrgency() {
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return Urgency.valueOf(dto.getUrgency().name());
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}
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}
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package de.pushservice.server.decorator;
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import de.pushservice.client.dto.SubscriptionDto;
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import org.bouncycastle.jce.ECNamedCurveTable;
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import org.bouncycastle.jce.provider.BouncyCastleProvider;
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import org.bouncycastle.jce.spec.ECNamedCurveParameterSpec;
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import org.bouncycastle.jce.spec.ECPublicKeySpec;
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import org.bouncycastle.math.ec.ECPoint;
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import java.security.KeyFactory;
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import java.security.NoSuchAlgorithmException;
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import java.security.NoSuchProviderException;
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import java.security.PublicKey;
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import java.security.spec.InvalidKeySpecException;
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import java.util.Base64;
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public class SubscriptionDecorator {
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private SubscriptionDto dto;
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private SubscriptionDecorator(SubscriptionDto dto) {
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this.dto = dto;
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}
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public static final SubscriptionDecorator fromDto(SubscriptionDto dto) {
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return new SubscriptionDecorator(dto);
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}
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byte[] getAuthAsBytes() {
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return Base64.getDecoder().decode(dto.getAuth());
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}
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private byte[] getKeyAsBytes() {
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return Base64.getDecoder().decode(dto.getKey());
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}
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PublicKey getUserPublicKey() throws NoSuchAlgorithmException, InvalidKeySpecException, NoSuchProviderException {
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KeyFactory kf = KeyFactory.getInstance("ECDH", BouncyCastleProvider.PROVIDER_NAME);
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ECNamedCurveParameterSpec ecSpec = ECNamedCurveTable.getParameterSpec("secp256r1");
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ECPoint point = ecSpec.getCurve().decodePoint(getKeyAsBytes());
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ECPublicKeySpec pubSpec = new ECPublicKeySpec(point, ecSpec);
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return kf.generatePublic(pubSpec);
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}
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String getEndpoint() {
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return dto.getEndpoint();
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}
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}
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