Tomasz Lelek

tomekl007

@tomekl007

How to build microservices using Scalatra and Scala ?

Presentation plan

1. Business context2. Technology3. Live coding4. Production example

Monolith

Same functionality – new architecture

Redirecting request

Url Rewriting

#Apache rewrite url, work for post requestRewriteEngine OnRewriteRule /generate http://reportservice.no/generate [P]

Needs

and

Embedded Container

Starting Service

./sbt>container:start[info] Started SelectChannelConnector@0.0.0.0:8090[success] Total time: 2 s

Let’s create simple project

How microservice looks like?

Using via imported client

Many clients

Scala java - interoperability

Rest, json, http

Architecture

Managing configuration

Configuration Service

Asking for configuration

Graph visualization

Circuit Breaker

Hystrix

Thank You, Questions ?