Debugging for MicroService on Kubernetes

Transcript

1. Debugging for MicroService on Kubernetes 1
2. ࣗݾ঺հ ໊લ: ү ݡେ(@go_vargo) ॴଐ: גࣜձࣾίϩϓϥ ɹɹ Πϯϑϥάϧʔϓ ୈ2άϧʔϓ झຯ: Ϋϥ΢υωΠςΟϒܥͷMeetup΁ͷࢀՃ CKA/CKADऔಘ͠·ͨ͠ https://qiita.com/go_vargo/items/3644c3a44734e2c155f4 2
3. ࠓ೔ͷςʔϚͷσόοά Remote Debugging ผͷίϯϐϡʔλʔ(αʔόʔ)Ͱ഑ஔɾ࣮ߦ͞Ε ͍ͯΔΞϓϦέʔγϣϯΛσόοά͢Δ͜ͱ 3
4. ʙ Cloud Nativeʹ͓͚ΔDebugging ʙ 4
5. CNCF Cloud Native Interactive Landscape https://landscape.cncf.io/images/landscape.png 5
6. CNCF Cloud Native Interactive Landscape https://landscape.cncf.io/images/landscape.png 6
7. Debugging Tool for Cloud Native 7 Squash Telepresence https://www.telepresence.io/ https://squash.solo.io/
8. SquashɾTelepresenceૣݟද 8 όʔδϣϯ ༻్ ڧΈ Squash  ϦϞʔτ σόοά όάͷτϨʔε ϩδοΫͷ֬ೝ Telepresence  Πϝʔδͷ ஔ׵ ΠϝʔδϏϧυ&σϓϩΠ ͷ୹ॖ ͦΕͧΕ༻్͕ҧ͏ͷͰɺ࢖͍͍ͨ࣌͸࢖͍෼͚Δ → ࠓճ͸Squashʹண໨ ஫ҙ఺͕͍͔ͭ͋͘ΔͷͰཹҙ͍ͯͩ͘͠͞(ޙड़) Telepresenceʹ͍ͭͯ͸Cloud Native Meetup #7 ʮtelepresence Ͱ࢝ΊΔ k8s ࣌୅ͷϩʔΧϧ։ൃʯࢀর https://speakerdeck.com/shiro16/telepresence-deshi-meru-k8s-shi-dai-falserokarukai-fa
9. 9 Squashͷ։ൃݩ Chaos Debugging: Finding and Fixing Microservice Weak Points - Idit Levine & Mitch Kelley, Solo.io
 https://www.youtube.com/watch?v=jkcFFr8lLTA ΑΓൈਮ solo.io: https://www.solo.io/
10. 10 ɾϚΠΫϩαʔϏεͷσόοά ɾPod಺ͷίϯςφͷσόοά ɾαʔϏεͷσόοά ɾϒϨʔΫϙΠϯτͷઃఆ ɾίʔυͷεςοϓॲཧ ɾม਺ͷධՁͱमਖ਼ ɾͦͷଞ௨ৗͷσόοΨʔͰͰ͖Δ͜ͱ SquashΛ࢖͏ͱͰ͖Δ͜ͱ KubernetesͰͷΤϥʔͷௐࠪํ๏͸ɺkubectl log΍describeͰ֬ೝ → ϩά΍Πϕϯτʹग़ͯ͜ͳ͍Τϥʔ͸ௐࠪͰ͖ͳ͍ → SquashΛ࢖͏ͱϩάʹग़ͯ͜ͳ͍ΤϥʔͷݪҼΛௐࠪͰ͖Δʂ
11. 11 Debugger ɾDelve(Go) ɾJava ɾGDB(2019) ɾNodejs(2019) ɾPython - ptvsd(2019) IDE ɾVisual Studio Code ɾIntelliJ(※։ൃ͕ࢭ·͍ͬͯͯಈ͔ͳ͍ɻ2019ߋ৽༧ఆ?) ɾEclipse(2019) RoadMapͱͯ͠Service Mesh(Istio)ͱͷ૊Έ߹Θͤ΋2019೥ʹܭը Squashͷαϙʔτର৅
12. ʙ Demo ʙ 12
13. 13 ެࣜQuick Start: 
 https://squash.solo.io/overview/ Qiitaʹৄࡉखॱ΋ࡌ͍ͤͯ·͢ https://qiita.com/go_vargo/items/df9084a080f66f9da0cc Squash Quick Start
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16. 16 ɾσόοά͕ऴΘͬͨޙʹɺPlankͷPod͕࡟আ͞ Εͳ͍ͷͰࣗ෼ͰClean Up͢Δ ɾσόοάͷ౓ʹιʔεϚοϐϯάͷઃఆΛߦ͏ ඞཁ͕͋Δ(ಛʹGoݴޠ) ࢀߟ: ஫ҙ఺ https://squash.solo.io/configuration/
17. 17 ɾSquash͸ɺDebugger for MicroService ɾର৅Debugger/IDEͱ΋ʹ͜Ε͔Βͷ։ൃʹظ଴ ɾTelepresenceͱ͸έʔεʹΑͬͯ࢖͍෼͚ ͋͘·ͰDebuggerͳͷͰɺຊ൪؀ڥͰ͸࢖Θͳ͍ Α͏ʹʂ Squashͷ͜Ε͔Βʹظ଴ʂ ·ͱΊ
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