Cloud & Networking
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You're reading from  Architecting Cloud-Native Serverless Solutions

Product typeBook
Published inJun 2023
PublisherPackt
ISBN-139781803230085
Edition1st Edition
Concepts
Serverless
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Author (1)
Safeer CM
Safeer CM
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Safeer CM

Safeer CM is a technology generalist with more than 16 years of experience in site reliability engineering, DevOps, infrastructure, and platform engineering. A site reliability engineer by trade, Safeer has managed large-scale production infrastructures at internet giants like Yahoo and LinkedIn and is currently working at Flipkart. He has experience in cloud management and consulting for budding and established startups as a cloud architect. He is an ambassador of the Continuous Delivery Foundation and contributes to the CD and DevOps communities. As a technology speaker, blogger and meetup organizer, Safeer enjoys mentoring new technology talents, especially in the fields of SRE and DevOps.
Read more about Safeer CM

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OpenWhisk – concepts and features

Apache OpenWhisk calls itself “an open-source, distributed serverless platform that executes functions (fx) in response to events at any scale.” OpenWhisk manages the platform, its scaling, and other operational aspects, freeing the developer to do what they do best: deliver business-critical applications. In this case, they would be serverless applications, though. The fundamental programming model of OpenWhisk is that the developers can write business logic as a function code in any of the programming languages supported. These functions are then invoked in response to events or schedules.

Let us look at the core concepts and building blocks of this programming model:

Figure 8.1 – OpenWhisk programming model

Figure 8.1 – OpenWhisk programming model

Now let us look into these entities in detail.

Actions and action chains

OpenWhisk is a FaaS platform, and within it, the function is referred to as an action. This is the computation...

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Architecting Cloud-Native Serverless Solutions
Published in: Jun 2023Publisher: PacktISBN-13: 9781803230085
© 2023 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Safeer CM

Safeer CM is a technology generalist with more than 16 years of experience in site reliability engineering, DevOps, infrastructure, and platform engineering. A site reliability engineer by trade, Safeer has managed large-scale production infrastructures at internet giants like Yahoo and LinkedIn and is currently working at Flipkart. He has experience in cloud management and consulting for budding and established startups as a cloud architect. He is an ambassador of the Continuous Delivery Foundation and contributes to the CD and DevOps communities. As a technology speaker, blogger and meetup organizer, Safeer enjoys mentoring new technology talents, especially in the fields of SRE and DevOps.
Read more about Safeer CM

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