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Dec 11, 2018 MASOCON 2018 기술 부채의 늪 탈출기: 개발 문화의 완성 ೲ૓ࣻ - ۟झ۽ࠁ ӝࣿোҳࣗ SWѐߊ౱ ܻ؊ ݃ࣗ 394ഐ ࣁ࣌7 (40') 16:20 ~ 17:00

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Lead Software Engineer Koriel

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Our History 2016 2018 2015 2017 2019 (઱)۟झ۽ࠁ ߨੋ ࢸ݀ ೠ੉਺ ুझನ 2014 ੋӝ࢚ ࢚ࣻ ޷Ҵ CA ࢑ഐࣁ ૑ࢎ ࢸ݀ SK Telecom ઁ2ഥ T Hackaton ୭਋࢚ࣻ (઱)۟झ۽ࠁ ઺ࣗӝস ഛੋ Echelon Asia Summit 2016, TOP 11 ࢶ੿ ೠച ੋ߬झ౟ݢ౟(٘ܿ೒۞झ) ߂ ޷ېীࣇ ߮ ୊ாೖఎ۽ࠗఠ ୨ 15রਗ ై੗ ਬ஖ 2018 IF Design Award प೷प ହস ؘݽؘ੉ ؀࢚ (җ೟ӝࣿ੿ࠁాनࠗ) 2018 ೠҴ࢑স਷೯ ై੗ਬ஖ ೠചѤࢸҗ IoT ೒ۖಬ সޖഈড(MOU) ୓Ѿ (઱)۟झ۽ࠁ ߮୊ӝস ੋૐ ઺ࣗӝস୒ ୭਋ࣻ ୒֙ӝস ࢶ੿ (઱)ೊ୊೒ۨ੉ 1রਗ ై੗ ਬ஖ (઱)۟झ۽ࠁ ӝࣿোҳࣗ ࢸ݀ ೠҴ۽ࠈ࢑সഈഥ(KAR) ഥਗࢎ оੑ ஠஠য়࠳ۨੋ / ஠஠য় ੋ߬झ౟ ݢ౟۽ࠗఠ 40রਗ ై੗ ਬ஖ ೻੉झఋ౟স Global Demoday 1ਤ ࣻ୹ഄनӝস࢚ ࢚ࣻ (KOTRA) Beyond TIPS 2017 ୭਋࢚ࣻ ࢚ࣻ (઺ ࣗ߮୊ӝসࠗ/ೠܿਗ) Next level 9 2014

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My History 2016 2017 April 2015 2017 Jan 2018 োࣁ؀೟Ү ޛܻ೟җ ੑ೟ ೠҴ٣૑ణ޷٣যҊ١೟Ү ઔস ೟Ү জ(োজ) ѐߊ 3000ݺ੄ ࢎਊ੗ ۟झ۽ࠁ ೤ܨ Software Engineer C++, Javascript, Swift ޖੋ೦ҕӝ ѐߊ Naver D2 Startup Factory Speech Korea Robot Aircraft Competition ݧ੬੉ ࢎ੗୊ۢ RoR Web application tutor DevOps manager ӝࣿোҳࣗ੄ SWѐߊ ੹୓ ҙܻ ӝദࠗఠ ߓನө૑ ݽٚ җ੿ਸ ҙܻ 10 2013

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What is DevOps? 11

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Legacy codes No issue management No git rules No code review Problems 12

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Legacy codes No issue management No git rules No code review Problems 13

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Issue management • Kanban, not Scrum • Weekly conference call • Daily stand-up meeting • Version-based scheduling • VOC by creating JIRA issue 18

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Backlog

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Due date

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Tracking issues’ status

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Development workflow 24

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Bug fix workflow 25

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Daily stand-up meeting Not a real offline stand-up meeting 26

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Daily stand-up meeting 1. Yesterday’s work 2. Today’s work 3. An inconvenience 27

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Our own git flow • Bug fixes ——-——-———- hotfix branch • Others ——————-——— feature branch • Release commit ——-—-— release branch • master and develop is under protection 30

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and one more strict rule… The master and develop branches can only be modified via the GitLab MR. 31

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Description

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What is this? 37

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LGTM emoji LGTM means “Looks Good To Me”. Code reviewers use this to approve the changes. 38

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LGTM emoji 39

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Plaid Ѩష੗ח ੗૕ҳۨೠ Ѫٜী ૘઺ೞח Ѧ ೖ೧ঠ ೤פ׮. ௏٘ ܻ࠭ח ೠ઴ ೠ઴ ੍Ҋ п ઴੄ पࣻܳ ੟ইղח Ѫ੉ ইתפ׮. ௏٘ ܻ࠭ח ௏٘ܳ ੹୓੸ਵ۽ ࠁҊ ؊ ௾ ୓҅ী ٜযݏח૑ ࠁח Ѫੑפ׮. ࢎ ࣗೠ ௏ݭ౟ٜਸ ੺؀ Ҋ۰ೞݶ উ ػ׮ח Ѫ੉ ইפ૑݅ ӒѪ੉ ௏٘ ܻ࠭੄ ୡ੼੉ غযࢲח উ ؾפ׮.

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Jenkins is for… Build automation CI/CD pipeline 42

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Jenkinsfile 43

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Our lovely Jenkins is doing now… • Build triggers • Push Events • Opened Merge Request Events • Comment (regex) for triggering a build • Extracting artifacts • Auto-release by tag-push 44

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Jenkins is the first code reviewer 45

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Jenkins is the first code reviewer 46

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Build artifacts 47 Just download and test!

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Auto-release by tag-push 48

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Auto-release by tag-push 49

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Auto-release by tag-push 50

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It’s done!

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Koriel ҙܻ੗੄ ৉ೡ਷ ѐߊ੗о ௏٘݅ ಞೞѱ ੘ࢿೡ ࣻ ੓ب۾ ذח Ѫ

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Any questions? 5 min.

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Thanks for visiting See you next time, Let’s call it a day!

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Contact info ࢲୡҳ ъթ؀۽ 311 [email protected] koriel.kr fb.me/devkoriel 57