10. Jenkins

#Jenkins

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Jenkins

• Open source automation server (controller, master)

• Automated CI/(CD) tool : Integrator of DevOps

• 1000+ plug-ins

• Successor of Hudson project (2005)

• Kohsuke Kawaguchi, Sun Microsystems

• Released in 2011 as Jenkins

• Written in Java

• Historucally fit in maven/java projects

• CloudBees platform for enterprises (days to hour for build jobs)

• cf) github, gitlab

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장점

• fast feedback to developers
• easy for develpers to find and fix issues
• improves developers productivity
• improves code quality
• automates integration flow
• automates SW release process
• release SW updates faster

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특징

• Github webhook, multi-branch
• Maven과 같은 build tool 연동
• Selenium 같은 Test tool 연동
• 최종 service deploy는 container로 만들어 kubernetes deploy
• Jenkins 자체도 Apache Tomcat과 함꼐 container로 서비스 수행

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• Jenkins notification - Jabler, IRC, Desktop notification, Notifo, mobile phone, SMS, CATLIGHT
• 수백개 이상의 parallel builders, testers
• 다양한 notification to literally EVERYBODY in the team -> from nightly build to no sleep CI/CD