OpenWhisk for Developers Training Course

Course Code

openwhisk

Duration

14 hours (usually 2 days including breaks)

Requirements

  • Experience with the Linux command line.
  • Application programming experience in any of the languages supported by OpenWhisk.
  • A general familiarity with Kubernetes and Docker.

Audience

  • Developers

Overview

This instructor-led, live training (onsite or remote) is aimed at developers who wish to use OpenWhisk to create, build, test, debug and deploy event-driven functions without needing to worry about managing the underlying execution environment.

By the end of this training, participants will be able to:

  • Install and configure OpenWhisk.
  • Use OpenWhisk to enable writing "code as a function".
  • Understand how OpenWhisk orchestrates functions on Kubernetes. 
  • Decouple from AWS Lambda to avoid lock in and improves flexibility.
  • Deploy event-driven functions to an on-premise server or to the cloud.

Format of the Course

  • Interactive lecture and discussion.
  • Lots of exercises and practice.
  • Hands-on implementation in a live-lab environment.

Course Customization Options

  • OpenWhisk supports a number of languages, including: Go, Java, JavaScript, PHP, Python, Ruby, Swift, etc. To request a specific language for the course, please contact us to arrange.
  • To request a customized training for this course, please contact us to arrange.
  • To learn more about OpenWhisk, please visit: http://openwhisk.incubator.apache.org/

Course Outline

Introduction

  • OpenWhisk as an open-source alternative to AWS Lambda.

Overview of the OpenWhisk Programming Model

Overview of Underlying Technologies in OpenWhisk

  • CouchDB, Kafka, Ngnix, Redis, Zookeeper

Setting up the Development Environment

Installing and Configuring OpenWhisk

Installing and Configuring Serverless Framework (optional)

Writing an Action (Function)

  • Namespacing, System Limits, Web Actions, Action Processing

Creating, Triggers, and Rules

Uploading an Event Handler to a OpenWhisk

Registering the Handler to Respond to Events

Access Event and Feed Sources

Consuming an Action via a REST API

Consuming an Action via a Message Bus (Kafka, Kinesis, Nats, SQS, etc.).

Using and Creating Packages

Composing and Invoking a Sequence of Multiple Actions

Browsing the Catalog

Testing and Debugging the Action

Deploying an Action with the OpenWhisk CLI

Deploying an Action with Serverless Framework

Monitoring an Action with Prometheus

Using the OpenWhisk Mobile SDK

Troubleshooting

Summary and Conclusion

Testimonials

★★★★★
★★★★★

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