The document provides an introduction to serverless technology, emphasizing its scalable and cost-effective nature, while discussing concrete examples and frameworks such as Apache OpenWhisk. It includes insights into the evolution of cloud technology and practical implementations of serverless applications, particularly in the context of Adobe's offerings. The presentation, made by Bertrand Delacrétaz, also highlights community contributions and resources for further exploration of serverless solutions.

1. Serverless - introduction et perspectives concrètes
Bertrand Delacrétaz :: Principal Scientist, Adobe Basel :: Member, Apache Software Foundation :: @bdelacretaz
API DevTalks 2.0
Neuchâtel, Avril 2019
Images: Adobe Stock,
sauf indication contraire
Slides revision 2019-04-10b
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Experience
Cloud

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4. SERVERLESS?

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$ curl https://jsonplaceholder.typicode.com/users
{
"id": 6,
"name": "Mrs. Dennis Schulist",
"username": "Leopoldo_Corkery",
"email": "Karley_Dach@jasper.info",
}

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Source: Deloitte Consulting LLP, via Alexander Klimetschek, @alexkli
Evolutions des technologies dans le Cloud

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Hello, Serverless!
Installation:
URL:

8. SERVERLESS?

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Puis-je emprunter
votre container
pour un instant?
(*) Abus de langage

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serverless ;-)
Scalable, unplanned capacity
Scalable cost, scale-to-zero
Fine deployment granularity (functions)

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Message Bus
Alarms
Server
(Java)
Stats
Server
(Go)
Une application hétérogène...
Factory
Data
Dashboard
Server (PHP)
Notifications
Server
(Python)

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Message Bus
Alarms
Functions
(Java)
Stats
Functions
(Go)
Serverless: infrastructure unique, partagée
Factory
Data
Dashboard
Functions
(PHP)
Notifications
Functions
(Python)
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13. APACHE OPENWHISK

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Projet en incubation de la
Fondation Apache, basé
sur une donation de code
conjointe de IBM et
Adobe, novembre 2016
http://openwhisk.incubator.apache.org
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Fièrement propulsé par

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Triggers -> OpenWhisk Core -> Orchestrated Containers
source: http://openwhisk.incubator.apache.org/

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Commande Slack
/calc
HTTP GET
Execute

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Commande Slack
/calc
zip:
installation:
exécution:
Slack:
Create App
Create Command (URL)

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$ wsk action update $(md5 -q action.zip) action.zip
> --web true --kind nodejs:10
ok: updated action 91c6b9a9d1d58ecda39e1966022ca9d9
$ wsk action get 91c6b9a9d1d58ecda39e1966022ca9d9 --url
ok: got action 91c6b9a9d1d58ecda39e1966022ca9d9
https://runtime.adobe.io/91c6b9a9d1d58ecda39e1966022ca9d9
Content-addressed code!
Scale-to-zero: keeping multiple versions of the
action code ready to run costs "nothing".

19. MAIS POUR QUOI FAIRE?

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Assets Ingestion
Diagram by Alexander Klimetschek, @aklimets
BETA

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With Adobe Sensei
Examples by Alexander Klimetschek, @alexkli
sensei-caption-worker.js
deployment-package.json
BETA

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https://github.com/adobe/commerce-cif-api
BETA

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source: https://www.adobe.io/apis/experiencecloud/commerce-integration-framework/docs.html
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Commerce Integration Framework Architecture
BETA

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Edge Computing - CDN - Workers
source: https://www.cloudflare.com/network/

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Adobe I/O Runtime
https://www.adobe.io/apis/experienceplatform/runtime.html
Apache OpenWhisk + mes exemples
http://openwhisk.incubator.apache.org/
https://github.com/bdelacretaz/openwhisk-playground
Serverless to the Max:case study, Troy Hunt, haveibeenpwned.com
http://bit.ly/serverless-max
Developing Serverless Applications
short book by Raymond Camden, O'Reilly
Twitter:
@adobeio, @alexkli, @bdelacretaz
Liens et Coda
Serverless -> Intégration !
TM
BETA
Many thanks to the I/O Runtime & Friends "gang" for your contributions, you know who you are!