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continuous delivery at SAP IT for devopscon Israel

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continuous delivery at SAP IT for devopscon Israel

  1. 1. Continuous Delivery @ SAP ITAlon AizenbergSAP Global IT / Social Collaboration Platform teamJanuary 2013 INTE RNA L
  2. 2. About SAP §  40 years old §  Leader in enterprise applications §  ~ 70K employees §  ~ 183K customers §  ~ 130 countries©  2013 SAP AG. All rights reserved. Public 2
  3. 3. Social Collaboration Platform team We produce many platforms©  2013 SAP AG. All rights reserved. Public 3
  4. 4. Social Collaboration Platform team We produce many platforms©  2013 SAP AG. All rights reserved. Public 4
  5. 5. Search Consolidation Project §  One stop when searching SAP related content§  ~ 100 machines in all environments§  ~ 40 in productive deployments§  ~ 2 years in continuous delivery mode©  2013 SAP AG. All rights reserved. Public 5
  6. 6. The Problems ?©  2013 SAP AG. All rights reserved. Public 6
  7. 7. The Problems Physical hardware, manual setup Manual QA Manual phases deployment Big features, long development cycles©  2013 SAP AG. All rights reserved. Public 7
  8. 8. The Tools Virtualization, Infrastructure Automation Test Deployment Automation Automation Continuous Delivery©  2013 SAP AG. All rights reserved. Public 8
  9. 9. The Tools ©  2013 SAP AG. All rights reserved. Public 9
  10. 10. Infrastructure Automation©  2013 SAP AG. All rights reserved. Public 10
  11. 11. Infrastructure Automation Infrastructure Automation§  Start with manual VM operations§  Command line wrapper allows automation§  Evolve, full Infrastructure as code§  Projects, environments, machine descriptors and automation scripts in source control©  2013 SAP AG. All rights reserved. Public 11
  12. 12. Project Configuration Example Infrastructure Automationchefrepo: git@github.sap.corp:srch/chef-repo-int.git - name: prod - name: index01 servers: runlist: - name: search01 - role[indexing-server] runlist: - name: index02 - role[search-server] runlist: - name: search02 - role[indexing-server] runlist: - name: index03 - role[search-server] runlist: - name: db - role[indexing-server] template: SLES_11_64bit - name: ls5133 cpus: 8 physical: true memory: 16384mb dnsname: search11111 runlist: ipaddress: 11.11.11.11 - role[hanadb-server] runlist: - role[trex-name-server]©  2013 SAP AG. All rights reserved. Public 12
  13. 13. Chef usage Infrastructure Automation§  Each project has a chef repository in git§  Shared automations have their own repositories in git§  Use librarian-chef and git to create a full chef repository Before uploading the scripts to chef server©  2013 SAP AG. All rights reserved. Public 13
  14. 14. Chef Usage Infrastructure Automation Project A Chef repository Chef Server Combined chef repository Production Project A production environmentShared cookbook repo / Cookbook shelf©  2013 SAP AG. All rights reserved. Public 14
  15. 15. Librarian-Chef Configuration Examples Infrastructure Automationsite "http://cookbooks.sap.corp:8080"cookbook monsoon’# loads jvm cookbook because tomcat declares it’s dependent on jvmcookbook tomcat’# use git repo to load a cookbookcookbook saml2, :git => git://github.sap.corp/srch/saml2’©  2013 SAP AG. All rights reserved. Public 15
  16. 16. Barkeeper Infrastructure Automation§  The glue§  Manages projects and environments§  Manages VMs§  Manages chef servers§  Handles permissions§  UI, REST API and CLI API Project configuration and chef Barkeeper VMware repository©  2013 SAP AG. All rights reserved. Public 16
  17. 17. Barkeeper Infrastructure Automation©  2013 SAP AG. All rights reserved. Public 17
  18. 18. Deployment Automation©  2013 SAP AG. All rights reserved. Public 18
  19. 19. Deployment Automation Deployment AutomationDedicated cookbooks automate application deployment and configuration©  2013 SAP AG. All rights reserved. Public 19
  20. 20. Test Automation©  2013 SAP AG. All rights reserved. Public 20
  21. 21. Test Automation Test Automation §  End to end functional acceptance tests §  80% of functional tests are automated §  Manual QA §  Integrations with other systems §  Not everything is automated, yet©  2013 SAP AG. All rights reserved. Public 21
  22. 22. Continuous Delivery©  2013 SAP AG. All rights reserved. Public 22
  23. 23. Continuous Delivery Continuous Delivery§  Bamboo Continuous Integration server§  Orchestrates the flow from code push to productive deployment§  Build grid§  Parallel execution©  2013 SAP AG. All rights reserved. Public 23
  24. 24. Bamboo jobs Source/Chef repositories Commit Build, unit test Package, publish Pull deployment automation, Artifact / Binary binaries and artifacts repository Deploy Test, functional tests Test Deploy QA, sanity tests QA Prod Deploy Prod Environments©  2013 SAP AG. All rights reserved. Public 24
  25. 25. Pipeline Interactions – Deploy Environment Continuous Delivery Create chef server Chef Server Bar Keeper Create VMs VM 1 VM 2 VM 3 VM 4 VM 5 VM 6 GIT Project Repo©  2013 SAP AG. All rights reserved. Public 25
  26. 26. Pipeline Interactions - Install Environment Continuous Delivery Sync Chef Server Chef Server Bar Keeper Bamboo Run chef clients VM 1 VM 2 Build Agents VM 3 VM 4 VM 5 VM 6 Shared cookbooks GIT Chef Repo shelf©  2013 SAP AG. All rights reserved. Public 26
  27. 27. Pipeline Interactions - Test Application Continuous Delivery Chef Server Chef Server REST API Tests Bamboo VM 1 Functional tests VM 2 Build Agents VM 3 VM 4 VM 5 VM 6 Git source repo with test automation©  2013 SAP AG. All rights reserved. Public 27
  28. 28. How did we get there? §  2 years §  Evolution not revolution §  Constantly rethink and improve §  Tech talks, documentation, encourage hands on §  Make the tools easy to use for everyone©  2013 SAP AG. All rights reserved. Public 28
  29. 29. A change in the state of mind §  Not only coding §  Master always shippable §  Feature toggles §  Must be maintained §  Be ready to handle production §  If you build it… they will come©  2013 SAP AG. All rights reserved. Public 29
  30. 30. Lessons learned §  Management buy-in§  Fast pipeline§  Application adaptations§  Testing automation is big investment§  Tests should be easy to write and run§  Automate everything – build infrastructure, load balancers, load tests, monitoring, analytics etc.©  2013 SAP AG. All rights reserved. Public 30
  31. 31. ? Questions©  2013 SAP AG. All rights reserved. Public 31
  32. 32. Thank you Twitter @alonaizenberg Email alon.aizenberg@sap.com©  2013 SAP AG. All rights reserved. Public 32

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