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Easy Microservices with K8s & Istio
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Sendil Kumar N
June 19, 2020
Technology
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Easy Microservices with K8s & Istio
Sendil Kumar N
June 19, 2020
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Transcript
@sendilkumarn Ola, Mexico
@sendilkumarn Easy Microservices with Kubernetes & Istio
@sendilkumarn Sendil Kumar
@sendilkumarn
@sendilkumarn Agenda Why Microservices? Kubernetes Istio JHipster
@sendilkumarn Agenda Why Microservices? Kubernetes Istio JHipster
@sendilkumarn Monoliths are simple
@sendilkumarn Monoliths are faster
@sendilkumarn Monoliths tied to one stack
@sendilkumarn Monoliths reduces scalability
@sendilkumarn Microservices are scalable
@sendilkumarn Microservices Various technology
@sendilkumarn Microservices respond faster
@sendilkumarn Fault Isolation
@sendilkumarn Granular scaling
@sendilkumarn But...
@sendilkumarn
@sendilkumarn Store Notification Product Invoice
@sendilkumarn Store Notification Product Invoice Replicas Container Hardware Runtime OS
@sendilkumarn Start with Monoliths, before venturing into Microservices land....
@sendilkumarn
@sendilkumarn Agenda Why Microservices? Kubernetes Istio JHipster
@sendilkumarn Store Notification Product Invoice Replicas Container Hardware Runtime OS
DOCKER
@sendilkumarn DOCKER ✅ Self-contained images ✅ Complete portability ❌ Managing
the infrastructure ❌ When and how to run
@sendilkumarn Store Notification Product Invoice Replicas DOCKER Container Hardware Runtime
OS DOCKER
@sendilkumarn Kubernetes ✅ Automate deployment ✅ Scale (up/down/in/out) ✅ Manage
the application ❌ Authorize & Authenticate ❌ complete service discovery Decouple the infrastructure completely
@sendilkumarn K8s yaml files state “running state” of application.
@sendilkumarn Store Notification Product Invoice Replicas DOCKER
@sendilkumarn Store Notification Product Invoice
@sendilkumarn Agenda Why Microservices? Kubernetes Istio JHipster
@sendilkumarn Store Notification Product Invoice Service Mesh
@sendilkumarn ❌ Control ❌ Manage ❌ Secure ❌ Connect
@sendilkumarn Istio ✅ Control ✅ Manage ✅ Secure ✅ Connect
Without any server changes
@sendilkumarn Store Proxy Envoy Proxy
@sendilkumarn Store Notification Product Invoice
@sendilkumarn Agenda Why Microservices? Kubernetes Istio JHipster
@sendilkumarn JHipster
@sendilkumarn JHipster is a development platform to quickly generate, develop,
& deploy modern web applications.
@sendilkumarn
@sendilkumarn
@sendilkumarn Microservice Gateway Microservice Applications
@sendilkumarn
@sendilkumarn Consul JHipster Registry Consistency over Availability Multi-node cluster Availability
over Consistency Spring Eureka + Cloud config
@sendilkumarn Store Notification Invoice Product Microservice Gateway Microservice Application
@sendilkumarn Demo time...
@sendilkumarn JDL samples JHipster KHipster
@sendilkumarn Thank you @sendilkumarn @sendilkumarn @sendilkumarn