Continuous Delivery. Sander Aernouts

Transcriptie

1 Continuous Delivery Sander Aernouts

2 Info Support in een notendop Maatwerk softwareontwikkeling van bedrijfskritische kantoorapplicaties Business Intelligence oplossingen Managed IT Services Eigen Kenniscentrum 400 medewerkers NE & BE ISKA s

3 Wat gaan we doen? Continuous Delivery - Introductie

4 SOFTWARE DEVELOPMENT Continuous Delivery

5 Wat is software developement? Continuous Delivery

6 INTRODUCTIE CONTINUOUS DELIVERY Continuous Delivery

7 Introductie Continuous Delivery Standaardwerk over het topic uit 2011, Jez Humble & David Farley Continuous Delivery - Introductie

8 8 principes van continuous delivery The process for releasing/deploying software MUST be repeatable and reliable. Automate everything! If something is difficult or painful, do it more often. Keep everything in source control Done means released. Build quality in! Everybody has responsibility for the release process. Improve continuously. Bron: Continuous Delivery - Introductie

9 CD op een sheet Bron: Continuous Delivery - Introductie

10 5 dimensies Maturity Model 5 niveaus Bron: Continuous Delivery - Introductie

11 Maturity Model Continuous Delivery

12 CONTINUOUS DELIVERY IN DE PRAKTIJK Continuous Delivery

13 Netflix Continuous Delivery

14 Tesla Motors Continuous Delivery - Praktijk Case

15 Google Continuous Delivery - Praktijk Case

16 CONTINUOUS DELIVERY PRACTICES Continuous Delivery

17 De 5 dimensies van CD Informatie & Rapportage Specificeren & Testen Continuous Delivery Cultuur & Organisatie Build & Deploy Architecture & Ontwerp Afronding Continuous Delivery - Praktijk Case

18 CULTUUR EN ORGANISATIE Continuous Delivery

19 Continuous Feedback Continuous Delivery - Culture & Organization

20 Agile principles Continuous Delivery - Culture & Organization

21 Dev & Ops Continuous Delivery - Culture & Organization

22 Business & Dev & Ops Continuous Delivery - Culture & Organization

23 Valkuilen in de praktijk Verandering kost tijd! Heel veel communicatie Denk goed na over: Wie doet wat, afdelingen & rollen Verantwoordelijkheden binnen teams Kennis opdoen middels training & coaching Cultuur & Organisatie Continuous Delivery - Culture & Organization

24 ARCHITECTUUR & ONTWERP Continuous Delivery

25 Modulairiteit Continuous Delivery - Design & Architecture

26 Verschillende platforms Continuous Delivery - Design & Architecture

27 Service Oriented Architecture Continuous Delivery - Design & Architecture

28 Microservices Continuous Delivery

29 Valkuilen in de praktijk Wie is verantwoordelijk? Just enough design Denk goed na: Over inzet herbruikbare componenten (change once, update everywhere) Het gevaar van Tijdelijke oplossingen Architectuur & Ontwerp Continuous Delivery - Design & Architecture

30 BUILD & DEPLOY Continuous Delivery

31 Versiebeheer Continuous Delivery - Deploy & Build

32 Test Build script Sources Sources.java.zip Sources Sources.sql Script Build.jar Sources Sources.cs.dll Continuous Delivery - Deploy & Build

33 Continuous integration Continuous Delivery - Deploy & Build

34 Continuous deployment Continuous Delivery - Deploy & Build

35 Valkuilen in de praktijk Alles onder versiebeheer New single point of failures (build of deploy) Organisatie moet ook mee! Denk goed na over: Testen als onderdeel van de build Versioneren van de build Build & Deploy Continuous Delivery - Deploy & Build

36 SPECIFICEREN & TESTEN Continuous Delivery

37 Testen & Continuous delivery Continuous Delivery - Test & Verification

38 Test Driven Development Continuous Delivery - Test & Verification

39 Acceptance Test Driven Dev. Continuous Delivery - Test & Verification

40 ATDD tools Continuous Delivery - Test & Verification

41 Perceptual Difference Continuous Delivery - Test & Verification

42 Fault injection testing Continuous Delivery

43 Valkuilen in de praktijk Verantwoordelijkheid voor testomgevingen Testen (onderhoudbaar)automatiseren is lastig Componenten/subsystem isoleren is soms lastig Denk goed na over: Het (automatisch) uitrollen van testomgevingen Efficient testen, alleen test draaien voor onderdelen die veranderd zijn Specificeren & Testen Continuous Delivery - Test & Verification

44 INFORMATIE EN RAPPORTAGE Continuous Delivery

45 Code quality dashboards Continuous Delivery - Information & Reporting

46 Scrum dashboards (proces) Continuous Delivery - Information & Reporting

47 Analyseer applicatie performance Continuous Delivery - Information & Reporting

48 Analyseer gebruik applicatie Continuous Delivery - Information & Reporting

49 Let op zij-effecten.. Continuous Delivery - Information & Reporting

50 Valkuilen in de praktijk Quality metrics zeggen niet alles! (behoud altijd common sense) Proces metrics zijn erg lastig. Denk goed na over: Weet waarom je meet Begin klein! Informatie & Rapportage Continuous Delivery - Information & Reporting

51 Wrap up Continuous delivery is geen doel op zich. Begin met heldere visie en doelstellingen. Begin eerlijk en begin klein. Verbeter incrementeel Start by doing what's necessary; then do what's possible; and suddenly you are doing the impossible. Francis of Assisi (+/ ac) Continuous Delivery - Wrap up

52 Continuous Delivery? Continuous Delivery

53 De bekende vragen sheet Continuous Delivery - Wrap up

54 Meer informatie Continuous Delivery Continuous delivery (Jez Humble) CDMM (Maturity Model) Scrum Succeeding with Agile: Software development using Scrum (Mike Cohn) DevOps Cursussen/coaching: standaard en maatwerk Continuous Delivery - Wrap up