Java Spring Boot on K8s with C4C

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Java Spring Boot on Kubernetes Taiji HAGINO Developer Advocate / [email protected]

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SPEAKER

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Taiji HAGINO IBM Developer Advocate Specialist in Node-RED/Node.js, Swift @taiponrock f t in

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IBM DEVELOPER ADVOCATE

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TECHNOLOGISTS RULE THE WORLD # "! $ %

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OUR ACTIVITIES a B c d P S D D M D N

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TOKYO CITY TEAM Tokyo Team is a part of Worldwide Developer Advocate Teams!

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Yes, we are DeveloperAdvocate https://developer.ibm.com/code/community/advocates/

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Java

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SpringBoot

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-- . - /

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Web

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https://developer.ibm.com/jp/patterns/deploy-spring-boot-microservices-on-kubernetes-4/

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,2% &% •IBM Cloud Kubernetes Service (IKS): IBM Cloud-( !&%&$&#% & •Compose for MySQL: &%&.*RDB •IBM Cloud FuncAons: &&$& "%!%+1 &&) /'0FaaS (FuncAon as a Service) 3

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•Kubernetes MinikubeICPIKS •Slack Incoming Webhook •IBM Cloud Functions CLI

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% 1. Clone 2. 3. Spring Boot Microservices 4. IBM Cloud Functions$# ("!) 5. Microservices 6.

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Clone $ git clone https://github.com/IBM/spring-boot-microservices-on- kubernetes

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Kubernetes on IBM Cloud

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IBM CloudKubernetes

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IBM CloudKubernetes

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IBM CloudKubernetes

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MySQL $ kubectl create -f account-database.yaml service "account-database" created deployment "account-database" created $ kubectl apply -f secrets.yaml secret "demo-credentials" created IBM Cloud Compose for MySQL DB or

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Java

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Create the Spring Boot Microservices Maven $ brew install maven $ mvn --version Apache Maven 3.6.0 (97c98ec64a1fdfee7767ce5ffb20918da4f719f3; 2018-10-25T03:41:47+09:00)

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Maven& #" MavenJava #-( ,. +' Docker" " %*Docker!$,.)/ Go to containers/compute-interest-api $ mvn package Go to containers/send-notification $ mvn package

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Docker

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DockerSpringBoot IBM Cloud Container Registry ! Docker hub ! Docker hub $ docker build -t $DOCKERHUB_USERNAME/compute-interest-api:latest containers/compute-interest-api/ $ docker build -t $DOCKERHUB_USERNAME/send-notification:latest containers/send-notification/ $ docker push $DOCKERHUB_USERNAME/compute-interest-api:latest $ docker push $DOCKERHUB_USERNAME/send-notification:latest

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Kubernetes

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compute-interest-api.yaml send-notification.yaml Docker # compute-interest-api.yaml spec: containers: - image: # send-notification.yaml spec: containers: - image:

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Spring Boot Microservices $ kubectl apply -f compute-interest-api.yaml service "compute-interest-api" created deployment "compute-interest- api" created $ kubectl apply -f send-notification.yaml service "send-notification" created deployment "send-notification" created

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Frontend service $ kubectl apply -f account-summary.yaml service "account-summary" created deployment "account-summary" created Node.js Web

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Transaction Generator $ kubectl apply -f transaction-generator.yaml service "transaction-generator" created deployment "transaction- generator" created Python

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Public IP $ ibmcloud cs workers $ kubectl get service account-summary

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Public IP + account-summary 184.173.47.69:30080

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https://code-and-response.connpass.com/event/121314/

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github.com/taijihagino Taiji HAGINO Developer Advocate IBM THANKS! facebook.com/taiponrock f t in linkedin.com/taiponrock @taiponrock