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Spring I/O 2023 - Spring Boot in a Cloud-Native Polyglot World
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Salaboy
May 19, 2023
Technology
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Spring I/O 2023 - Spring Boot in a Cloud-Native Polyglot World
for more info, visit:
https://www.salaboy.com/spring-io-2023
Salaboy
May 19, 2023
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Transcript
@salaboy - Spring I/O - Barcelona 2023 Spring Boot in
a Polyglot Cloud- Native World With Dapr
Agenda • Our Spring Boot Cloud-Native Applications • Common patterns
and abstractions • The relationship betwee apps and infra • Kubernetes = Deploy + Run • Platform Building in the Cloud-Native Space • Platform Capabilities • Dapr on K8s • Dapr and TestContainers
MAURICIO SALATINO / WWW.SALABOY.COM @SALABOY
PLATFORMS ON K8S 40% DISCOUNT: SALATINO40
PLATFORMS ON K8S SALATINO40 😢 😢 😢 😢 😢 😢
#1: How many Java Developers are in the room? Time:
10
#1: How many Java Developers are in the room? Time:
8
#1: How many Java Developers are in the room? Time:
5
#1: How many Java Developers are in the room? Time:
3
#1: How many Java Developers are in the room? Time
Out!
Fetching results
Fetching results….
Fetching results………
Fetching results………..…
Fetching results………………
Java Developers Java/Spring Developers: 80% Others (WASM, C (””,#,++), Go,
Flash): 20%
#2: Do you have more than one Application?
Applications One App -> 30% More than one -> 70%
No Apps -> ??
#3: Does your applications read or write data? (From storage,
db, files, buckets)
Data? Or no Data? Most of them -> 70% Nope
-> 20% I don’t understand the question -> 10%
#4: Does your applications consume or emit events/messages?
Async Messages Some of them -> 30% Nope -> 50%
I don’t understand the question -> 20%
#5: Does your applications to talk to each other?
Chatty apps Yes using REST -> 40% Yes using GRPC
-> 40% Other -> 30% No / I don’t understand the question -> 30%
Facts / Results App A App B App C
None
INFRASTRUCTURE
DATA Spring Boot Data JPA Redis MongoDB Oracle PostgreSQL MySQL
MongoDB Client Redis Client Drivers / CIients JOOQ JBDC Abstractions
MESSAGING Spring Boot Integration JMS RabbitMQ Kafka Client RabbitMQ Client
CIients AMQP Kafka Rsocket Pulsar Pulsar Client AMQP Clients Abstractions/Protocols
12-factor / Cloud-Native Envrionment Variables Development Testing Staging Production
Upgrading App A 1.5.0 V3.4.X V1.2.X Redis Client V3.4.3 Kafka
Client V1.2.3 App B 3.4.0 Redis Client V3.5.1 Kafka Client V2.2.3
[Apps + Deps ] <==> Infra
[Apps + Framework + Deps] <==> Infra
Polyglot? App A 1.5.0 (Java) V3.4.X V1.2.X Redis Client V3.4.3
Kafka Client V1.2.3 App B 3.4.0 (Go) Redis Client V3.4.3 Kafka Client V1.2.3 Abstractions / Frameworks Abstractions / Frameworks
KUBERNETES
DEPLOY AND RUN
WHY?
YAML {
Demo #1 Let’s do it!
YAML {
We will need some tools! 🛠🪓
🤯
THE PLATFORM ENGINEERING BUZZ 🤔
👷🔧 🪓👷 Devs Infra SREs Data Scientists { } THE
PLATFORM TEAM
My Platform Platform APIs Self Service Golden Paths THE PLATFORM
CNCF TAG APP DELIVERY https://tag-app-delivery.cncf.io/whitepapers/platforms/
Apps APIs Exchanging Messages/ Events Storing and Reading Data Observability
Resiliency Dynamic Scaling Release Strategies Feature Flags Work f lows Traf f ic Management PLATFORM CAPABILITIES Tools Capabilities
https://www.aviransplace.com/post/platform-as-a-runtime-paar-beyond-platform-engineering
None
DISCLAIMER
None
->
App A 1.5.0 (Java) App B 3.4.0 (Go) Abstractions /
Frameworks Abstractions / Frameworks Dapr Sidecar Dapr Sidecar Local HTTP/GRPC Local HTTP/GRPC Dapr StateStore Component Dapr PubSub Component Dapr Resiliency Policies
Read App Write App Subscribe App Frontend App Dapr StateStore
Component Dapr PubSub Component Dapr Resiliency Policies Dapr Service Discovery
Demo #2
Read App Write App Subscribe App Frontend App Dapr StateStore
Component Dapr PubSub Component Dapr Resiliency Policies Dapr Service Discovery Do Some SQL 5% 95%
None
💻🤔
❤ ❤ ❤ ❤ ❤❤ ❤ ❤ ❤ ❤ 🥳
Read App Write App Subscribe App Dapr StateStore Dapr PubSub
Dapr Resiliency Policies Dapr Service Discovery Dapr PubSub Dapr Resiliency Policies Dapr StateStore 🪄
Demo #3
Takeaways
Use the right abstractions to enable teams to go faster
Break dependencies from infra
For language-agnostic application level APIs
Wire cloud native apps locally
Thanks @Salaboy
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