1. Continuous Integration
with Jenkins
中華電信研究院 黃培棠
beta@cht.com.tw
2013/03/14

2. 2

3. Just one click!
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4. TOP 10 BEST GODZILLA FILMS by Calum Waddell, http://www.scifinow.co.uk/top-tens/29950/top-10-best-godzilla-films/ 4

5. Fail Early,
Fail Fast,
Fail Often.
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6. Continuous Integration
It is the practice of merging
all developer workspaces
with a shared mainline
several times a day.
http://en.wikipedia.org/wiki/Continuous_integration 6

7. Continuous What?
• Build
• Test
– Unit tests, integration tests…
• Analysis
• Feedback
• Publish
• Deploy
• ... most tedious things!
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8. What To Be Integrated?
• People
• Code
• Environment
• Report
• Thought
• ... everything valuable!
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9. OR NOTIFY?
Why Developers <3 CI: A Guide to Loving Continuous Integration by Rebel Labs 9
http://zeroturnaround.com/rebellabs/why-developers-love-ci/

10. Jez Humble, David Farley, Continuous Delivery: Reliable Software Releases through Build, Test, and Deployment Automation, 10
2010, Addison-Wesly

11. Jez Humble, David Farley, Continuous Delivery: Reliable Software Releases through Build, Test, and Deployment Automation, 11
2010, Addison-Wesly

12. Ticket for CI
• SCM system
• Build scripts/tools
• Automated test cases
• Artifact repository
• Fast, highly available machines
• Open-minded members
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13. Power Tools
CI Servers Build Automation Tools Artifact Repositories Test Frameworks Code Analysis
Why Developers <3 CI: A Guide to Loving Continuous Integration by Rebel Labs 13
http://zeroturnaround.com/rebellabs/why-developers-love-ci/

14. Paul M. Duvall et al, Continuous Integration: Improving Software Quality and Reducing Risk, 2007, Addison-Wesley 14

15. Introducing to Butler with Bowtie:
Jenkins
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16. Personal Information
• Child of Kohsuke Kawaguchi (川口耕介)
• Renamed from Hudson
– Had cosmetic surgery at the same time
portrait before the surgery
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17. Skills
• 耐操、有擋頭
– 不遲到、不早退
– 不會亂吠
• 專心
– 不會上 facebook, YouTube
• 記性好
– 不會忘了改什麼設定，或忘了按 commit 就下班
• 便宜
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18. Running Jenkins
• Download
– http://mirrors.jenkins-ci.org/war-stable/latest/jenkins.war
• Run
java -jar jenkins.war [--httpPort=8080]
• Play around
– http://localhost:8080/
https://wiki.jenkins-ci.org/display/JENKINS/Starting+and+Accessing+Jenkins 18

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20. Built-in Plugins
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21. Work Behind Proxy
Is it really a part of Update Center? 21

22. Thanks Maven POM
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23. Just Tell Him What to Build
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24. CI Practices
• Everyone commits at least once a day.
• Keep the build fast.
– An unit test is just an UNIT test.
– Replace dependencies with mocks.
• 100% of tests must pass for every build.
• Fixing broken builds is of the highest priority.
• Someone review reports generated by the build.
http://www.martinfowler.com/articles/continuousIntegration.html & Paul M. Duvall et al, Continuous Integration 24

25. Action!
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26. Jenkins++
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27. s/green/blue/g
• It's not for color blind users.
• It's all about (influenced by ):
• Green Balls Plugin
青 Cyan #00FFFF
– https://wiki.jenkins-ci.org/display/JENKINS/Green+Balls
http://jenkins-ci.org/content/why-does-jenkins-have-blue-balls 27

28. • Gravatar - Globally Recognized Avatar
• Register your own avatar
– at https://en.gravatar.com/
• Easy identification easy
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29. Static Code Analyses
• Checkstyle
• DRY
• FindBugs
• PMD
• Compiler Warnings
• Task Scanner
– TODO, FIXME, XXX...
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30. Disk Usage
• Keep watching!
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31. CI Game
• Go top!
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32. Build Pipeline
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33. Extreme Feedback
Continuous Integration using Jenkins by Chris Shenton, http://koansys.com/tech/jenkins/jenkins-ci-pdf/view 33