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Hands-On Lab: Modernizing Monolith to Microservices Applications on Google Cloud with Cloud Run Surabaya Ananda Dwi Rahmawati

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Ananda Dwi Rahmawati - Cloud and DevOps Engineer @ Singapore - Google Developer Expert Cloud - Modern Architecture - https://linktr.ee/misskecupbung Surabaya

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Containerize a Spring Boot Kotlin App and Deploy it to Cloud Run

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Containerize Application Google’s Jib Tool: ● A powerful image build tool. ● Easily builds and publishes optimized Docker images for Java apps. ● No need for Docker or a Dockerfile. ● Link: https://github.com/GoogleContainerTools/jib

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Cloud Run ● Serverless container platform by Google Cloud. ● Automatically scales stateless containers. ● Supports a fully managed, containerized infrastructure. ● Link: https://cloud.google.com/run/

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Surabaya Containerizing Java Apps with Google Cloud

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Prerequisites Familiarity with Java programming language and tools Knowledge of standard Linux text editors, such as Vim, Emacs, and nano

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Set up a Spring Boot Kotlin app. Build an optimized Docker image. Publish the image to Container Registry. Run the containerized app on Cloud Run. What you will do

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A Google Cloud project A browser, such as Google Chrome What you will need

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Architecture Diagram

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Open this URL [REDACTED]

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In this approach we create an anthemic opener showing real people using A.I. to do amazing things. This can be everyday people You will need to be signed in Click on “Sign in with Google” button

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In this approach we create an anthemic opener showing real people using A.I. to do amazing things. This can be everyday people You will need to be signed in You should see a similar page. Click on this button

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In this approach we create an anthemic opener showing real people using A.I. to do amazing things. This can be everyday people cloud-dev@gmail.com Click on “Accept and Continue” to proceed Make sure that you are applying for the correct account

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Claim credits Step 1 Create a Google Cloud project Step2

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www.googlecloud.com Click on “Create or select a project” Go to: console.cloud.google.com

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In this approach we create an anthemic opener showing real people using A.I. to do amazing things. This can be everyday people Click on “New Project” Creating a new project

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In this approach we create an anthemic opener showing real people using A.I. to do amazing things. This can be everyday people Name your project Creating a new project IF you see a billing account, make sure to select the “Trial Billing Account”. If NOT, still create the project and go to next slide Click “CREATE”

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If you don’t see a billing account in the previous step: 1) Go to Billing from Google Cloud Console and 2) Set your project’s billing account to Google Cloud Platform Trial Billing Account

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Proprietary + Confidential Learn more about Google Cloud at goo.gle/clouddevs

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Surabaya https://codelabs.developers.goo gle.com/codelabs/cloud-kotlin-ji b-cloud-run

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Generate a new Spring Boot app with Spring Initializr. Step 1 Initialize a Spring Boot App curl https://start.spring.io/starter.tgz \ -d type=maven-project \ -d language=java \ -d dependencies=web \ -d baseDir=maven-cloud-run | tar -xzvf - cd maven-cloud-run/

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Change to the directory of the template app and build and run the app using Maven. Step 1 Initialize a Spring Boot App cd maven-jib-cloud-run ./mvnw -DskipTests spring-boot:run

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nano src/main/java/com/example/demo/DemoApplication.java Step 2 Add a web controller package com.example.demo; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.RestController; @SpringBootApplication @RestController public class DemoApplication { public static void main(String[] args) { SpringApplication.run(DemoApplication.class, args); } @GetMapping("/") public String saySomething() { return "Java app on Cloud Run, containerized by Jib!"; } }

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Run command below Step 3 Rebuild and run the app. ./mvnw spring-boot:run

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Activate the Container Registry API. Step 4 Containerize your app and publish to Container Registry gcloud services enable containerregistry.googleapis.com

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Run Jib to build a Docker image and publish to Container Registry. Step 5 Containerize your app and publish to Container Registry ./mvnw com.google.cloud.tools:jib-maven-plugin:3.3.1:build \ -Dimage=gcr.io/$GOOGLE_CLOUD_PROJECT/kotlin-jib-cloud-run \ -Djib.from.image=eclipse-temurin:17-jre

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Step 6 Run the containerized app on Cloud Run

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Step 6 Run the containerized app on Cloud Run

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References ● https://codelabs.developers.google.com/codelabs/cloud-kotlin-jib-cloud -run ● https://codelabs.developers.google.com/codelabs/cloud-run-hello-pyth on3?hl=en#0 ● https://codelabs.developers.google.com/codelabs/getting-started-with- cloud-run-functions-http?hl=en#0 ● https://cloud.google.com/architecture/serverless-blueprint ● https://cloud.google.com/run/docs/resource-model ● https://github.com/GoogleCloudPlatform/microservices-demo

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Thank you Jakarta