BPM and Microservices: Opposites Attract?
- 1. Copyright © 2019,eProseed and/or its affiliates. All rights reserved. | Confidential BPM AND MICROSERVICES – OPPOSITES ATTRACT? DOAG 2019 Lykle Thijssen, November 20, 2019
- 2. Copyright © 2019,eProseed and/or its affiliates. All rights reserved. | Confidential ABOUT ME Principal Architect at eProseed Scrum Master Oracle ACE Associate SOA/BPM Microservices 2
- 3. Copyright © 2019,eProseed and/or its affiliates. All rights reserved. | Confidential AGENDA Business Process Management Microservices Architecture Differences Side-by-side Integrated Working Together 1 2 3 4 5 3 6
- 4. Copyright © 2019,eProseed and/or its affiliates. All rights reserved. | Confidential BUSINESS PROCESS MANAGEMENT (BPM) 4 • Structured workflows • Delivered in Suites • Business Rules • Orchestrated • Centralized • Process oriented • Monolithic • Top-Down Approach
- 5. Copyright © 2019,eProseed and/or its affiliates. All rights reserved. | Confidential MICROSERVICES ARCHITECTURE 5 • Flexible • Dynamic • More “sexy” • Product oriented • Polyglot • Distributed • Decentralized
- 6. Copyright © 2019,eProseed and/or its affiliates. All rights reserved. | Confidential DIFFERENCES 6 BPM Microservices Centralized Decentralized Monolithic Distributed Process Oriented Product Oriented Top-down Independent Static Dynamic Heavy-weight Light-weight Orchestrated Choreographed
- 7. Copyright © 2019,eProseed and/or its affiliates. All rights reserved. | Confidential SIDE-BY-SIDE 7
- 8. Copyright © 2019,eProseed and/or its affiliates. All rights reserved. | Confidential INTEGRATED 8 • Business Domains • Think of Granularity • Processes within the Microservice
- 9. Copyright © 2019,eProseed and/or its affiliates. All rights reserved. | Confidential WORKING TOGETHER 9 Webshop app running on multiple Microservices: • Customer • Product • Order • Billing • Shipping Which microservice takes care of the customer journey?
- 10. Copyright © 2019,eProseed and/or its affiliates. All rights reserved. | Confidential WORKING TOGETHER 10 Three alternatives to mix choreography and orchestration: 1. Commands and events 2. Point-to-point communication 3. Orchestration by workflow engine
- 11. Copyright © 2019,eProseed and/or its affiliates. All rights reserved. | Confidential WORKING TOGETHER 11 Commands and events: 1. Embedded Workflow 2. Passive events 3. Active commands 4. One microservice controls the process
- 12. Copyright © 2019,eProseed and/or its affiliates. All rights reserved. | Confidential WORKING TOGETHER 12 Point-to-point: 1. Synchronous approach 2. Not resilient 3. Dependencies 4. Not recommended
- 13. Copyright © 2019,eProseed and/or its affiliates. All rights reserved. | Confidential WORKING TOGETHER 13 Workflow engine 1. Orchestrated approach 2. Sync/Async 3. Workflow engine as message hub 4. Approved by Netflix! ☺
- 14. Copyright © 2019,eProseed and/or its affiliates. All rights reserved. | Confidential CONCLUSION 14 • BPM is still relevant • BPM and Microservices can peacefully co-exist • BPM and Microservices are powerful when working together • Minimize dependencies • Minimine synchronous calls • No silver bullets! • Use common sense ☺
- 15. Mobile Process / Integration Analytics / Big Data Database / Data Management Identity & Access Management Oracle Cloud eProseed Confidential15