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Markus Jura

@markusjura
From Monolith to Microservices made simple
Overview
Mircoservices Framework on the JVM
• Asynchronous I/O
• Asynchronous communication as first class
• WebSocket support
• Reactive Streams support
• Distributed by default
• Built-on Akka Clustering, Sharding, Persistence
Reactive
• Akka Persistence
• Cassandra support
• CQRS and event sourcing
Persistence
• Run all microservices at once
• Embedded Cassandra DB
• Intra-service communication via service locator
• Hot reloading
Development tooling
• ConductR
• Akka Cluster support
• Service locator
• Consolidated logging
• Restart services automatically
• Handling network failures
• Rolling updates
• Monitoring support
Production support
Breaking the monolith
Monolith architecture
Mircoservice architecture
Demo
• Option 1 - manual REST client
• Option 2 - Lagom service client (coming soon!)
• Option 3 - Generated Swagger client (coming soon!)
Consuming Lagom services
• Implementing a Lagom descriptor
Consuming Monolith
• Getting started: lightbend.com/lagom
• Examples: lightbend.com/activator/templates
• Contribute: https://github.com/lagom
• Communicate:
• https://groups.google.com/forum/#!forum/lagom-framework
• https://gitter.im/lagom/lagom
• Lightbend Proof of Concept Program: lightbend.com/company/contact
Try it out
Lagom - From Monolith to Microservices made simple

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Lagom - From Monolith to Microservices made simple