SpringBootGCPTemplate

Template repository Spring Boot and Google Compute Platform (GCP)

Setup

1. Set GCP project

gcloud config list project

gcloud config set project <PROJECT_ID>

2. Create a new Spring Boot web app

• Project: Maven Project
• Languaje: Java
• Spring Boot: 2.5.5
• Packaging: Ja
• Java: 11
• Dependencies: Spring Web, Lombok, Spring Data JPA, H2

Spring initializr configuration

3. Add Maven App Engine Plugin

pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" ...>
  ...
  <build>
    <plugins>
      ...
      <plugin>
        <groupId>com.google.cloud.tools</groupId>
        <artifactId>appengine-maven-plugin</artifactId>
        <version>2.2.0</version>
        <configuration>
          <version>1</version>
          <projectId>GCLOUD_CONFIG</projectId>
        </configuration>
      </plugin>
      ...
    </plugins>
  </build>
</project>

4. Add App Engine descriptor

mkdir -p src/main/appengine/
touch src/main/appengine/app.yam

5. Add HelloWorldController

// Add the controller.
@RestController
class HelloWorldController {
  @GetMapping("/")
  public String hello() {
    return "hello world!";
  }

6. Run local

http://localhost:8080/

.\mvnw.cmd -DskipTests spring-boot:run

7. Deploy the app to App Engine

Initialize the project to be able to run App Engine apps

gcloud app create --region southamerica-east1

Deploy the app

./mvnw -DskipTests package appengine:deploy

Open

gcloud app browse