Immutable Server Generation. The New App Deployment. AXEL

Transcription

1 Immutable Server Generation The New App Deployment AXEL

2 flywaydb.org

3 boxfuse.com

4 about questions

5 POLL: which level of automation are you at? Build Unit Tests Continuous Integration Acceptance Tests Continuous Deployment (Code) Continuous Deployment (Code + DB + Configuration) Infrastructure

6 Build Test

7 Build Test

8 One immutable unit Regenerated after every change Promoted from Environment to Environment Classic Mistake: Build per Environment

9 App App Server Language Libraries OS Kernel

10 App App Server Language Libraries OS Kernel

11 why aren t we doing the same for the server this is running on???

12 what could possibly go wrong in the other layers???

13 missing software

14 wrong name

15 bad version

16 incorrect permissions

17 critical resource in use

18 what aren t we holding our servers to the same standards as our applications???

19 how did we get into this mess???

20 sometime in the 20 th century

21

22

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24 Build Test App App Server Language Libraries OS Kernel

25 Build Test App App Server Language Libraries OS Kernel

26 Sysadmin Updates Updates Updates App App Server Language Libraries OS Kernel App App Server Language Libraries OS Kernel App App Server Language Libraries OS Kernel

27 If I had asked my customers what they wanted they would have said a faster horse. Henry Ford

28 Sysadmin Updates Updates Updates App App Server Language Libraries OS Kernel App App Server Language Libraries OS Kernel App App Server Language Libraries OS Kernel

29 Updates Updates Automated Sysadmin Updates App App Server Language Libraries OS Kernel App App Server Language Libraries OS Kernel App App Server Language Libraries OS Kernel

30 fast forward to 2015

31 Every day, AWS adds enough server capacity to power the whole $5B enterprise Amazon.com was in Weekends included.

32 it is time to rethink the faster horse

33 Build Test App App Server Language Libraries OS Kernel

34 Build Test App App Server Language Libraries OS Kernel

35 App Build Test Machine Image App Server Machine Language Image Libraries OS Kernel

36 App App Server Machine Language Image Libraries OS Kernel App App Server Machine Language Image Libraries OS Kernel App App Server Machine Language Image Libraries OS Kernel

37 Updates Machine Image Machine Image Machine Image

38 but there is one big problem left

39 Machine Image Network Cable

40 Machine Multiple Image GB Network Cable

41 Running servers in production should be like going backpacking. You take the bare minimum with you. Anything else is going to hurt. A Wise Man

42 what is really adding business value???

43 Machine Image Network Cable

44 App App Server Compatibility Man Pages Package Mgr Compilers Editors SSH Language Machine Image Log Files Utilities Users Network Cable Firewall Drivers Daemons Shells Libraries OS Kernel

45 App App Server Language Bootable App Libraries OS Kernel

46 40 80 MB

47 Multiple GB MB

48 Network Cable Bootable App

49 who is this for???

50 App App Server Language Libraries OS Kernel 12-factor app

51 demo

52 what is the big change???

53 Focus shift Server Service Individual servers become disposable

54 Treat servers like cattle instead of pets

55 Treat servers like cattle instead of pets

56 what about the database???

57 Bootable App

58 what about the logs???

59 Bootable App

60 what about sessions???

61 Session in cookie

62 what about the new versions???

63 Availability Zone 1 App v1 Load Balancer App v1 Logs Availability Zone 2

64 Availability Zone 1 App v1 Load Balancer App v1 Logs Availability Zone 2

65 Availability Zone 1 App v1 Load Balancer App v2 App v1 App v2 Availability Zone 2 Logs

66 Availability Zone 1 App v1 Load Balancer App v2 App v1 App v2 Availability Zone 2 Logs

67 summary

68 One immutable unit Regenerated after every change Promoted from Environment to Environment Classic Mistake: Build per Environment

69 Bootable App One immutable unit Regenerated after every change Promoted from Environment to Environment Classic Mistake: Build per Environment

70 boxfuse.com

71 AXEL Thanks! boxfuse.com