DO378

Course description

Develop microservice-based applications with Quarkus and OpenShift.

Enterprises are moving to cloud-native microservices architectures. Quarkus is an exciting new technology that brings the reliability, familiarity, and maturity of Java Enterprise with a container-ready lightning fast deployment time. Red Hat Cloud-native Microservices Development with Quarkus (DO378) emphasizes learning architectural principles and implementing microservices based on Quarkus and OpenShift. You will build on application development fundamentals and focus on how to develop, monitor, test, and deploy modern microservices applications..

This course is based on OpenShift 4.12 and Quarkus 2.13

Course content summary

• Deploy microservice applications on Red Hat® OpenShift Container Platform.
• Build a microservice application with Quarkus.
• Implement unit and integration tests for microservices.
• Use the config specification to inject data into a microservice.
• Secure a microservice using OAuth.
• Implement health checks, tracing and monitoring of microservices.
• Build reactive and asynchronous applications using Quarkus.

Target Audience

This course is designed for Java application developers.

Recommended training

• Experience with Java application development or Red Hat Application Development I: Programming in Java EE (JB183)
• Be proficient in using an IDE such as Visual Studio Code
• Recommended, but not required: experience with Maven and version control.
• Recommended, but not required: experience with OpenShift or Introduction to OpenShift Applications (DO101)
• Take our free assessment to gauge whether this offering is the best fit for your skills.

Technology considerations

• Internet access required

Outline for this course

Introducing the Red Hat Build of Quarkus

Describe the components and patterns of microservice-based application architectures and the features of the Red Hat Build of Quarkus.

Developing Cloud-native Microservices with Quarkus

Implement microservices based applications by using the Red Hat Build of Quarkus runtime and associated developer tooling.

Testing Quarkus Microservices

Implement unit and integration tests for microservices.

Developing Reactive and Asynchronous Microservices

Describe the features of reactive architectures and implement reactive services by using Quarkus.

ISecuring Quarkus Microservices

Secure microservice communications by applying origin validation, requests authentication and authorization.

Implementing Quarkus Microservices on the Red Hat OpenShift Container Platform

Develop and deploy cloud-native applications on the Red Hat OpenShift Container Platform.

Implementing Fault Tolerance in Microservices

Implement fault tolerance in a microservice architecture.

Monitoring Quarkus Microservices

Monitor the operation of a microservice by using logging, metrics and distributed tracing.

Impact on the organization

• Organizations are striving to make the move from monolithic applications to applications based on microservices, as well as how to reorganize their development paradigm to reap the benefits of microservice development in a DevOps economy. With Quarkus, developers can more quickly build, test, and deploy their applications, improving application time to market.

• Organizations are also invested in the familiarity of Java™ programming frameworks as well as the stability and benefits Red Hat OpenShift Container Platform. This course teaches developers how to leverage microservice application development with Quarkus for streamlined deployment on OpenShift clusters.

Impact on the individual

As a result of attending this course, you will understand how to develop, monitor, test, and deploy microservice-based applications using Quarkus and Red Hat OpenShift.

You should be able to demonstrate these skills:

• Design a microservices-based architecture for an enterprise application.
• Quickly build and test microservices with Quarkus and deploy on to OpenShift Container Platform.
• Implement fault tolerance and health checks for microservices.
• Secure microservices to prevent unauthorized access.
• Monitor and trace microservices.

Recommended next course or exam

Red Certified Cloud-Native Developer Exam (EX378)

Red Hat OpenShift Development I: Introduction to Containers with Podman(DO188)

Red Hat OpenShift Developer II: Building Kubernetes Applications (DO288)

Building Resilient Microservices with Red Hat OpenShift Service Mesh (DO328)

Red Hat DevOps Pipelines and Processes: CI/CD with Jenkins, Git, and Test Driven Development (DO400)