SAP Inside Track Munich 2018 - DevOps and Deployment Pipelines in ABAP Landscapes
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The document discusses the implementation of DevOps in SAP ABAP landscapes, highlighting its benefits, challenges, and the importance of cultural change in software development. It outlines the motivations for adopting DevOps, strategies for continuous integration and delivery, and the use of tools like Git and Jenkins. The summary emphasizes the need for automated testing and effective change management as critical success factors for rapid development cycles.
SAP Inside Track Munich 2018 - DevOps and Deployment Pipelines in ABAP Landscapes
- 1. DevOps and Deployment Pipelines in SAP ABAP Landscapes SAP Inside Track Munich 2018 DSAG DevOps Working Group Contact: Sascha Junkert, Festo AG & Co. KG Email: sascha.junkert@festo.com Twitter: @SaschaJunkert Last Update: 13.10.2018 Icon Sources: https://jenkins.io, https://git-scm.com, https://atlassian.com, https://getpostman.com, https://sonatype.com, https://docker.com, https://terraform.io, https://openstack.org, https://www.chef.io, https://jfrog.com, https://github.com.
- 2. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 2 - Started in July 2017 by EWE and Festo - What is DevOps? Why is it such a rarity in the ABAP community? How can we leverage the existing methods and practices? - Focus on knowledge exchange between SAP customers - Collaboration with SAP product mgmt. - Nine meetings since August 2017 in Walldorf, Germany - Around 50 members DSAG: DevOps Working Group
- 3. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 3 Agenda 1. DevOps? Motivation & Definition 2. Why is ABAP a special snowflake? 3. ABAP Development with git, jenkins and other open source tools 4. Test and Cultural Change Management 5. Summary and Capability Map
- 4. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 4 DevOps? DevOps… “Getting rid of Operations” “Another buzzword for build and deployment automation” “A team that moderates between Dev and Ops” “Isn’t that just a new word for ‘agile’?” “It’s a mindset thing” “Does DevOps manage business or technology problems?” “Does DevOps ‘solve’ ITIL?” “Full-Stack DevOps Engineers” “Infrastructure Automation – CHEF, Puppet, Saltstack, …” “Two-Pizza Teams”
- 5. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 5 The Core Values of DevOps (CAMS) DevOps Culture Automation Infrastructure Continuous Integration & Delivery Test ManagementMeasurement Sharing Continuous Integration & Delivery Infrastructure Provisioning Test Management Source: http://devopsdictionary.com + http://itrevolution.com
- 6. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 6 DevOps Motivation How can IT keep up with the ever increasing speed of business demands? How can we accelerate the time to market of new features, without compromising quality? Image Source: julianstodd.wordpress.com
- 7. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 7 Agenda 1. DevOps? Motivation & Definition 2. Why is ABAP a special snowflake? 3. ABAP Development with git, jenkins and other open source tools 4. Test and Cultural Change Management 5. Summary and Capability Map
- 8. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 8 Classic ABAP Development DEV QAS PROD SE80 Eclipse ADT SE80 Sandbox Project DEV System Development Environment Source Code Mgmt. Build Environment Artefact Repository Runtime Environment ↯ ↯ CTS CTS
- 9. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 9 Development in NonABAP Landscapes Source Code Mgmt. Code Reviews Automation Server (CI / CD) Dev. Environment(s) Artefact Repository DEV Runtime QAS Runtime PROD Runtime
- 10. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 10 Why is ABAP a special snowflake? (1) (Closed) Central Environment (Open) Distributed Environmentvs.
- 11. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 11 Continuous Integration Source: https://martinfowler.com
- 12. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 12 Continuous Delivery vs. Deployment Commit Code Build Unit & Integration Tests Deploy to Test Acceptance Tests Deploy to Production Monitoring Automatic Manual Continuous Delivery Continuous Deployment Commit Code Build Unit & Integration Tests Deploy to Test Acceptance Tests Deploy to Production Monitoring
- 13. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 13 Why is ABAP a special snowflake? (2) Infrastructure Automation Distributed IDE Source Code Mgmt. & Version Control Dependency Mgmt. Lightweight Runtime Env.
- 14. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 14 Why is ABAP a special snowflake? (3) Open APIs / Plugins Automated Deployment Pipeline Unit Testing Code ReviewsTrunk Based Development
- 15. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 15 Agenda 1. DevOps? Motivation & Definition 2. Why is ABAP a special snowflake? 3. ABAP Development with git, jenkins and other open source tools 4. Test and Cultural Change Management 5. Summary and Capability Map
- 16. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 16 ABAP Development with abapGit (1) DEV QAS PROD Source: https://blogs.sap.com Source Code Repository Push Change & Push SE80 Eclipse ADT SE80 CTS CTS master abapGit • Code versioning and Rollbacks • Enabler for code reviews • Enabler for experiments • No replacement of CTS • Open Source Projects: dotabap.org
- 17. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 17 ABAP Development with abapGit, Jenkins, … DEV QAS PROD Source Code Mgmt. (Git Repository) Change & Push Eclipse ADT CTS CTS master Automation Server (Jenkins) API Mgmt. (Postman/Newman) Fetch Postman Collections Hook / Trigger Code Reviews (Crucible) Code Review Notify Developer about suggested changes Call APIs Get test results Sources: Jenkins and Newman Config, SAP devops-cm-client
- 18. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 18 By Victor Ionescu https://slides.com/victorionescu/reshape_abap#/ Sharing some love…
- 19. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 19 ABAP Development with abapGit (2) DEV QAS PROD Source: blogs.sap.com Git Rep. Dedicated DEV System Pull Push Pull Branch 2 CTS CTS Master Dedicated Dev Systems • Parallel development and experiments • abapGit as central source code repository • Continuous integration required (merging of branches) • Increased maintenance effort and costs (↯) • Not all object types are supported by abapGit (↯) • Refresh of customizing, master and transaction data? (↯) Dedicated DEV System Dedicated DEV System
- 20. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 20 ABAP Development with Git, Jenkins, Docker, … Central DEV Central Test PROD CTS CTS Ad-hoc Test System(s) Dedicated DEV System(s) Local Image Builder OpenStack Chef Terraform Docker pull Docker push Docker pull GitHubJenkins abapGit pull AUnit, ATC, … abapGit commit abapGit pull Image Builder Docker push Source: SAP Labs Czech Republic
- 21. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 21 Agenda 1. DevOps? Motivation & Definition 2. Why is ABAP a special snowflake? 3. ABAP Development with git, jenkins and other open source tools 4. Test and Cultural Change Management 5. Summary and Capability Map
- 22. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 22 Success Factor: Test Management Testing starts with requirements Business Process Mgmt. Automated Regression testing
- 23. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 23 Success Factor: Cultural Change Mgmt. #NoSilos + Cont. Feedback Agile Mindset & Feedback Culture Test Driven Development New skills: OOP, UI5, S/4, … RED GREEN REFACTOR ABAP
- 24. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 24 Agenda 1. DevOps? Motivation & Definition 2. Why is ABAP a special snowflake? 3. ABAP Development with git, jenkins and other open source tools 4. Test and Cultural Change Management 5. Summary and Capability Map
- 25. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 25 Summary Define DevOps and your objectives ABAP development must evolve (#ABAPsNotDead) Automated testing is a requirement for fast release cycles Cultural change mgmt. is the critical success factor 1 2 3 4
- 26. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 26 DevOps for ABAP Capability Map IDE (Eclipse ADT) Source Code Management (abapGIT) Continuous Integration Agile & TDD Mindset Static Code Checks (ABAP Test Cockpit, Code Inspector) Feature Toggles Continuous Delivery Infrastructure as Code Container Runtime IT Capacity Mgmt. Dashboards & Reporting Landscape Mgmt. (LaMa) Change and Impact Analysis (BPCA) Functional Acceptance Tests Automated Regression and Performance Tests (CBTA, UI5 Automation Framework, …) Code Reviews Application KPIs Development KPIs Monitoring Infrastructure & System Monitoring Automated Unit Tests (abapUnit) Transport Management Business Process Documentation ABAP Objects Development Guidelines “Requirement to Test” - Traceability Infrastructure KPIs Define Agile, DevOps and its Objectives Management Commitment (IT + Business) Agile (Mindset) Training and Coaching Technical Trainings (OOP, UI5, S/4, …) #NoSilos + #Trust Proactive Change Management Ad-hoc System Provisioning (DEV / TEST) Development Infrastructure Automation Quality CultureandChangeMgmt.
- 27. © DSAG / Deutschsprachige SAP® Anwendergruppe e.V. 27 Thank you! Questions? Next DSAG DevOps Meetup: Measurement, KPIs and Monitoring Oct. 29th in Walldorf