scrum gathering 2012...
DESCRIPTION
讲师 :许晓斌 程序员,敏捷咨询师,技术作者,持续集成方面的专家。曾任职于Sonatype,是开源软件Nexus的核心团队成员,Maven中央仓库的主要维护者。著有《Maven实战》,译有《Maven权威指南》,有大量文章发表于InfoQ等技术杂志。目前受雇于OutSofting,从事敏捷方面的培训和咨询工作 话题介绍: 当大家都开始实践持续集成的时候,仅仅是做了表面功夫还是认识到了持续集成的本质?当团队规模变大后,实践持续集成会遇到哪些挑战?怎么去解决?如火如荼的云计算能给持续集成带来哪些增益,从而帮助我们去解决一些严峻的挑战?本话题旨在解答上述疑问,包括: •持续集成的核心:反馈&质量 • 常见的挑战:包括团队不愿面对改变,集成太慢,测试太少,开发团队和配置管理团队的沟通问题 • 应对上述挑战的一些方法 • “持续集成即服务”简介,作为PaaS的一部分,它有什么优势 • 一些现有的“持续集成即服务”实现介绍TRANSCRIPT
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Continuous Integration From Ground To Cloud
Juven Xu 许晓斌
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@juvenxu
Father, Programmer, Trainer, Coacher, and Author
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I’m going to talk
1. Challenges of CI, and possible solutions.
2. What is CI in Cloud, and what we can benefit from it.
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Essential
Fast Feedback
High Quality
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Challenges
1. People don’t want to change
2. Slow build
3. No/little tests
4. Communication gap between dev team and CI
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People Don’t Want To Change
Find their pain point
Demonstrate the new idea
Support from management level
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Slow Build
1. Optimize your machine
2. Optimize your code
3. Optimize your build
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Optimize Your Build
Dedicated Build Farm
Build Stages
Parallel Build
Incremental Build
In Memory Build
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No/Little Tests
1. Start with smoke test (best ROI)
2. Introduce TDD/ATDD
3. Use metrics to encourage people
4. Support from management level
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Communication Gap between dev and CI team
Eat your own dog food
CI as a service
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Where Is the Cloud?
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Cloud Computing In a Nutshell
SaaS / PaaS / IaaS
Public / Private Cloud
CI in Cloud
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Improve Resource Utilization
Reduce Maintenance Overhead
Benefits of CI in Cloud
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Benefits of CI in Cloud
Multiple build environment is easy
Parallel build is easy
Multiple test environment is easy
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Benefits of CI in Cloud
No communication gap between dev and CI team
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travis-ci.org
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&
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Concerns of CI in Cloud
It might be slower
It might have technical constraints
It might not conform to your security policy
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@juvenxu
Q & A