Continuous Delivery. from Zero to Hero. AXEL axelfontaine.com Entrepreneur - Public Speaker - Continuous Delivery Expert

Transcription

1 Continuous Delivery from Zero to Hero AXEL axelfontaine.com Entrepreneur - Public Speaker - Continuous Delivery Expert

2 flywaydb.org photon getphoton.com AXEL axelfontaine.com Entrepreneur - Public Speaker - Continuous Delivery Expert

3 about questions

4 Fully automated deployment of a complete application into production multiple times a day with zero downtime GOAL

5 Putting things into PERSPECTIVE

6

7

8

9 CONTINUOUS DELIVERY

10

11

12

13

14 stackoverflow.com

15 stackoverflow.com

16 stackoverflow.com

17 stackoverflow.com

18 Prerequisites

19 Process

20 Process

21 Build

22 Build

23 Version Control

24 Version Control

25 Test

26 Test

27 Small Medium Large Unit Test Component Test Acceptance Test

28 Small Medium Large Unit Test Component Test Acceptance Test

29 DEV Build Small Tests

30 DEV Build Small Tests Medium Tests

31 DEV Build Small Tests Medium Tests Large Tests

32 DEV Continuous Integration Build Small Tests Version Control Build Small Tests Medium Tests Medium Tests Large Tests Large Tests

33 hands-on

34 LB HAProxy :9000 -> :9000 CI Jenkins :8080 -> :8080 Artifactory :8081 -> :8081 APP1 Jetty :9100 -> :9101 SSH :22 -> :9111 APP2 Jetty :9100 -> :9102 SSH :22 -> :9112 DB H2 :9200 -> :9200 VirtualBox :xxxx

35 DEPLOYMENT automation

36 do NOT deploy SNAPSHOTS!

37 DEV Continuous Integration Build Version Build Release Control Artifact Repository Small Tests Small Tests Medium Tests Medium Tests Large Tests Large Tests

38 hands-on

39 What gets deployed? Code Configuration DB Delta

40 Code Deployment Package

41

42 backup stop install start Deployment Script Code Deployment Package

43 backup stop install start Deployment Script Code Deployment Package

44 Continuous Integration Release Artifact Repository Target backup stop install start Deployment Script

45 hands-on

46 Configuration Maybe it could change one day Environments Code Deployment Package

47 Environment Detection? Code Deployment Package

48 Environment Detection Test Code Auto- Configuration

49 Continuous Integration Release Artifact Repository Target backup stop install start Deployment Script

50 hands-on

51 DB

52 DB

53 DB

54 Zero Downtime Rolling Updates DB

55 hands-on

56 DB Delta

57 The Fear of DDL

58

59 DEV PROD?

60 VS DML DDL

61 Name Balance Homer 163 Marge 214 Bart 9 Lisa 25

62 Name Balance Homer 0 Marge 0 Bart 0 Lisa 0 VS Name Homer Marge Bart Lisa DML DDL

63 VS DML DDL

64 DB Delta Code Deployment Package

65 Code?? DB Deployment Package

66 flywaydb.org

67 How does Flyway work?

68 Empty DB

69 Empty DB

70 Empty DB Version 1

71 Empty DB Version 1 Version 2

72 Continuous Integration Release Artifact Repository Target backup stop install start Deployment Script

73 hands-on

74 Backwards-compatible migrations

75 Surname Last_Name Surname ALTER TABLE RENAME COLUMN

76 Last_Name Last_Name Surname Last_Name ALTER TABLE DROP TRIGGER ADD COLUMN Last_Name ALTER TABLE UPDATE SET Last_Name = Surname DROP COLUMN Surname CREATE TRIGGER

77 Last_Name Last_Name DROP TRIGGER ALTER TABLE DROP COLUMN Surname

78

79 hands-on

80 Registration MailService

81 Registration MailService

82 MailService Registration v2 ParcelService

83 Feature Toggles Branch by Abstraction MailService Registration ParcelService

84 Feature Toggles Branch by Abstraction MailService Registration ParcelService

85 hands-on

86 Summary

87 DEV Continuous Integration Build Version Build Release Control Artifact Repository Target backup stop install start Deployment Script Small Tests Small Tests Medium Tests Medium Tests Large Tests Large Tests

88

89

90

91

92

93

94

95 One more thing

96

97

98 AXEL FONTAINE Software Development axelfontaine.com