Rex - Lightning Talk yapc.eu 2013

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Rex - Lightning Talk yapc.eu 2013

  1. 1. (R)?ex Continuous Delivery Configuration Management Automation Cloud Deployment Virtualization Software Rollout Server Provisioning DevOps Automate Everything http://rexify.org/
  2. 2. The Problem ● Live-Server – Deployed by: Ops – OS: CentOS – Deployed with: ● Human Hands ● Custom Scripts – Developed by Ops
  3. 3. The Problem ● Test-Server – Deployed by: Dev – OS: Ubuntu – Deployed with: Custom Scripts ● Developed by Dev
  4. 4. The Problem ● New Release ● Pages and Pages of installation/update instructions – stop services – database backup – upgrade DB schema – upgrade files here – upgrade some other files there – again, upgrade DB schema – ...
  5. 5. The Problem ● Takes very long ● Error-Prone – Oops, i've forgot step 21 – Hm, there was an error with step 17 ● Colleague is on vacation
  6. 6. How to fix it? ● Ops and Dev needs at one point the same toolkit. ● Ops and Dev needs to talk with each other ● Fail early – Test machines must have the same configuration and deployment procedure as live machines.
  7. 7. Enters (R)?ex ● Remote Execution ● Server-Orchestration tool ● Ad-Hoc management ● Uses SSH – no special agent needed ● Simply Perl
  8. 8. Installation ● cpanm Rex ● Use the repositories ● http://rexify.org/get/
  9. 9. The Start ● Make = Makefile ● Rex = Rexfile ● It's Perl
  10. 10. Authentication
  11. 11. Server Groups
  12. 12. Tasks
  13. 13. Web-App Deployment
  14. 14. Integration in CI
  15. 15. (R)?ex Automate Everything http://rexify.org/ Thank you!

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