TDC Sao Paulo 2020, for more information, visit http://salaboy.com or https://github.com/salaboy/orchestrating-cloud-events/

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Orchestrating Cloud Events
TDC Sao Paulo Online - August 26th 2020

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@Salaboy
Mauricio Salatino
http://salaboy.com
@Camunda / @ZeebeHQ / @LearnK8s

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Disclaimer
Live, Remote, WebSockets, Kubernetes,
Knative, Cloud Events, Docker, Java, WiFi,
my laptop, what can possibly go wrong?

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Once Upon a Time …
Tickets Website
Instructions/Source Code: https://github.com/salaboy/orchestrating-cloud-events/

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Event Driven Approach

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Tickets Website Architecture

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➡ Standard Envelope for sharing events
➡ and their bindings for different transports
➡ Quite simple spec, but quite useful
What?
http://cloudevents.io

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➡ Event Driven Architectures
➡ When integra>on between different systems is
required
➡ In Kubernetes .. everywhere..
When?
http://cloudevents.io

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Why?
http://cloudevents.io

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➡Cloud Events SDKs for all major languages and
frameworks (hHp://cloudevents.io)
➡Protocol Bindings:
➡HTTP, AMQP, KaQa , MQTT , NATS , Avro
How?
http://cloudevents.io

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Cloud Event Via HTTP

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Knative
“Kubernetes-based plaUorm to deploy and
manage modern serverless workloads.”

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Knative
“Kubernetes-based plaUorm to deploy and
manage modern serverless workloads.”
High level abstrac/ons that you need to
build 99% of your applica/ons in
Kubernetes

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Knative Serving
Knative Eventing
Universal subscrip>on, delivery, and
management of events.
Run serverless containers on Kubernetes with
ease, Kna>ve takes care of the details of
networking, autoscaling (even to zero), and
revision tracking.

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Tickets Website (Knative)
> kubectl get channel
> kubectl get broker
> kubectl get triggers

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Knative Trigger

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➡The sequence of events maHers
➡How do you deal with changes in this sequence?
➡It is hard to see where things are at a given >me
➡It is hard to figure out what to do when things go
wrong
Visibility?

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Zeebe
Workflow Engine for Microservices Orchestration
•Available as
•SaaS (console.cloud.camunda.io)
•On-Prem (helm.zeebe.io)
@ZeebeHQ
http://zeebe.io

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Tickets Website (Knative + Zeebe)

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Version 1: Understand
Camunda Cloud SaaS

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Version 2: Decorate/Enhance

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Version 3: Orchestration

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- Check Cloud Events, Kna>ve and Zeebe
- Invest in visibility for your applica>ons
- Focus on Business Value
Takeaways
Questions?
https://github.com/salaboy/orchestrating-cloud-events/