DevOps by examples @ DevOps Heroes 2016

Presentazione tenuta all'evento DevOpsHeroes 2016 del 29 ottobre 2016

Transcript

1. DevOps by examples Giulio Vian http://blog.casavian.eu/ giulio.dev@casavian.eu @giulio_vian http://www.getlatestversion.it/
3. Sponsors & Organizers getlatestversion.it
4. Qualcosa di personale Origini Presente
5. 1990 1992 1999 2014 2010 2015 2016
6. Di che si parla? • DevOps? • Show me the code • Build di una semplice applicazione • Setup ambiente di esecuzione • Deploy della stessa • Modificare la configurazione • Ricapitoliamo 100/200-level session!
7. DevOps is a culture, movement or practice • Un approccio, un movimento, un’abitudine • Non è della tecnologia • Non un prodotto Wikipedia
8. DevOps is a culture, movement or practice Wikipedia DevOps is a culture, movement or practice that emphasizes the collaboration and communication of both software developers and other information-technology (IT) professionals while automating the process of software delivery and infrastructure changes
9. 0. Persone • Non gente, né risorse • Agile Manifesto • Continuous Delivery Source: Jez Humble © 2010
10. 1. L’applicazione • Pagina web con dati da DB • Ambiente • Configurazione
11. Show me the code
12. 2. Build & Package • Version Control • Continuous Integration • Artifacts • Semantic Versioning
13. Show me
14. 3. Ambiente di esecuzione • Strati • Sistema Operativo e componenti • Rete e servizi accessori • Applicazione • Dati • Tempi di predisposizione • Costi di esecuzione
15. 4. Infrastructure-as-Code • Dichiarativo o Imperativo • Version Control • Continuous Integration • Azure Resource Manager • Declarative Json-based • Extensible (script, DSC) • Entire infrastructure • AWS CloudFormation • Declarative Json-based • Ogni scarrafone… • Docker • Not much declarative • Single container • Ansible, Puppet, Chef, CFEngine, …
16. Show me
17. 5. Deploy • Categoria • Dev / Q&A / Prod • Rapporto frequenze di rilascio • Feature toggles Source: Pete Hodgson
18. Show me
19. 6. Chiavi e segreti • Build time • Firmare eseguibili e pacchetti • Deploy time • Credenziali di autenticazione • Run time • Tokens verso servizi • Come prevenire • git push hook • Static analysis • .gitignore • Centralized Version Control • Distinct repositories • Azure Key Vault • AWS Key Management Service
20. 7. Monitoring • Locale • Remoto • Aggregare • Filtrare • Application Insights • HockeyApp
21. 8. Feedback loop • Telemetria • Prestazioni • Uso delle funzionalità • Application Insights • HockeyApp • ELK (Elasticsearch, Logstash, and Kibana) • Splunk
22. 9. Persone © Serge klk
23. Bibliografia & Riferimenti • http://martinfowler.com/articles/feature-toggles.html • https://leanpub.com/build • https://launchdarkly.com/ • http://www.slideshare.net/giuliov/presentations • http://agilemanifesto.org/ • https://azure.microsoft.com/en-us/services/application-insights/ • https://github.com/tfsaggregator/tfsaggregator • https://github.com/aspnet • https://azure.microsoft.com/en-us/services/key-vault/ • https://aws.amazon.com/kms/ • https://blogs.msdn.microsoft.com/buckh/2016/09/30/controlling-exposure-through- feature-flags-in-vs-team-services/
24. Bibliografia & Riferimenti • Continuous Delivery: Reliable Software Releases through Build, Test, and Deployment Automation — J.Humble, D.Farley (Addison-Wesley) • https://www.amazon.it/Continuous-Delivery/dp/0321601912/ • Continuous Delivery with Visual Studio ALM 2015 — M.Olausson, J.Ehn (Apress) • http://www.amazon.it/Continuous-Delivery-Visual-Studio- 2015/dp/1484212738/
25. Fine delle trasmissioni