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K8sਐḿใࠂ ۚ৓ @d_ishitaka

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ࣗݾ঺հ • ͔ͼ͞Μˏऑ͍AI Twitter: @d_ishitaka • ླྀٿେֶ޻ֶ෦৘ใ޻ֶՊͷ4೥࣍ͷ24ࡀͰ͢
 ࠓ೥ΞϥαʔͰ͢ • ݚڀ͠ͳ͕Β(?)TɾϫʔΫͯ͠·͢(ޏ༻/डୗ/४ҕ೚) • AWS΍AbemaTVͰΠϯλʔϯͯͨ͠Γ͠·ͨ͠ • ޷͖ͳٕज़͸Ϋϥ΢υͱK8sͱGoͰ͢ • ब৬ઌະఆͰ͢ˡ

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ࠓ೔࿩͢͜ͱ • K8sॾʑͷਐḿใࠂ • VagrantΛ࢖ͬͯKubernetes؀ڥ • XxxxxxxΛಋೖͯ͠ര଎ KubernetesΫϥελߏஙʁ

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લճ࿩ͨ͜͠ͱ

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KubernetesΛ࢝Ίͨͱ͍͏࿩ • ͬ͘͞Γ • DockerͷΫϥελϦϯάπʔϧͩʂ • ϓϩμΫγϣϯϨσΟͩʂ • ࠷ۙΫϥ΢υ͕ରԠ࢝͠Ί͍ͯΔʂ • DevOps͕Ճ଎͢Δʂʂʂ • ΊͬͪΌ͍͍Β͍͠ʂʂ

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ͦͯ͠ɺલճ͔Βͷਐḿ

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VagrantΛ࢖ͬͯKubernetes • VagrantΛ࢖ͬͯKubernetes؀ڥΛ࡞ͬͨΓͯ͠·ͨ͠ • https://github.com/aokabin/kubernetes-practice/ issues
 
 
 
 
 
 Kube-master Kube-node Kube-node ߏ੒

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Vagrant΍ͬͯΈͯ • ྑ͍఺ • ಉ͡؀ڥΛ࡞Δͷ͕؆୯ʂ

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Vagrant΍ͬͯΈͯ • ਏ͍఺ • ωοτϫʔΫͷઃఆʹؾΛ͚ͭͳ͍ͱେม • VagrantͱWi-FiͷωοτϫʔΫ͕ಉ͡ʹͳΔͱ͍͏͜ͱ͕͋ͬͯɺͪΌΜ ͱཧղͯ͠ͳ͍ͱେม • private_networkʹ໊લΛ͚ͭΔͱϗετ͔Β઀ଓͰ͖ͳ͍ͱ͔ɺͳΜ͔ ৭ʑ͋ͬͨ • MacBook Pro1୆ͩͱߏ੒͢ΔͷʹεϖοΫ͕଍Γͳ͍ • Master1:Node2ͷߏ੒ɺͦ΋ͦ΋KubernetesͷΤʔδΣϯτ͕·͊·͊Ϧ ιʔε৯͏ͷͰɺMaster͸2ίΞ2GBҎ্ɺNode΋2GBҎ্ͷεϖοΫ͕ ඞཁˠ4ίΞ6GBϝϞϦ৯΂ͪΌ͏

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ͦ΋ͦ΋ϩʔΧϧʹK8s૊ΜͰΈͯ • ྑ͍఺ • ͳΜͰ΋Ͱ͖ͦ͏ͱ͍͏ສೳײ͕ ಘΒΕΔˡ

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ͦ΋ͦ΋VagrantʹK8s૊ΜͰΈͯ • ਏ͍఺ • kubectlͷ઀ଓϋʔυϧ͕ҙ֎ͱߴ͍ • Vagrantͱ͍͏ΑΓ͸ɺΦϯϓϨߏஙͷϋʔυϧ • GKE΍AKSɺEKS͸K8s؀ڥ͔ΒkubectlͰͷσϓϩΠ· Ͱ͕ΊͪΌͪ͘Ό؆୯ʹͰ͖Δ • ϩʔϧɺΫϥελϩʔϧɺαʔϏεΞΧ΢ϯτ΍ Authenticationͷ೺ѲΛ͍ͯ͠ͳ͍ͱɺͦ΋ͦ΋σϓϩΠ ·Ͱߦ͔ͳ͍ͱ͍͏͜ͱΛ஌Βͳ͔ͬͨ

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৽ͨͳ஌ݟͷೖख

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Rancher Meetup

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Rancher Meetup ߦ͚ͳ͔͚ͬͨͲʂʂʂ

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ͱ͍͏Θ͚Ͱ • RancherΛಋೖ͠·ͨ͠
 
 
 
 


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Rancherͱ͸ʁ • KubernetesΫϥελͷϚωʔδυαʔϏεΈ͍ͨͳ΍ͭ • ͋ΒΏΔϓϥοτϑΥʔϜ্ͷKubernetesΫϥελΛ؅ ཧͰ͖Δʂ •

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RancherΛ࢖ͬͯΈͯ • ྑ͍఺ • Kubernete؀ڥͷߏங͕ര଎ʂʂ • μογϡϘʔυ͕ΊͬͪΌ៉ྷʂʂ • kubectlͷ઀ଓ΋ͱͯ΋؆୯ʂʂ • ϩʔϧ΋αʔϏεΞΧ΢ϯτ΋σϑΥϧτͰઃ ఆ͞Ε͍ͯͯɺ͙͢࢖͑Δʂʂ

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RancherΛ࢖ͬͯΈͯ • ਏ͍఺ • Ϛγϯͷ௥Ճ࣌ɺωοτϫʔΫͷઃఆ͕(ry • rancher-agent͕ࣗಈىಈ͢Δίϯςφ͕ͳ͔ͥಈ͔ͳ͍ܥͷ໰୊(ಛ ʹূ໌ॻؔ܎)ɺղܾࡦ͕গͳ͗͢Δ • Nodeͷ௥Ճ͕͏·͘ߦ͔ͳ͍ͱ͖͸ɺຊ౰ʹ͏·͘ߦ͔ͳͯͭ͘Β͍ • → ۜͷ஄ؙΛൃݟ͠·ͨ͠ • firewallͷઃఆͱ͔ɺͱʹ͔͘Rancherಠࣗͷαʔόʔઃఆ͕ҙ֎ͱଟ ͍(ͨͩɺҙ֎ͱSELinuxͱ͸஥͕͍͍)

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·ͱΊ • K8sΛࣗ෼Ͱؤுͬͯ૊Ήͱɺଟ෼؀ڥ࡞Δͷ͠ΜͲָ͗ͯ͘͢͠ແ͘ͳΔ • → RancherͰղܾ • ઌʹK8s஌͓͔ͬͯͳ͍ͱɺRancher΍Δͱ͖ʹɺௐࠪͷਂ͕͞ਂ͗ͯ͢ਏ͍ ͱࢥ͏ • → ಉ͡Α͏ʹDocker஌͓͔ͬͯͳ͍ͱK8sͷௐࠪͷਂ͕͞ਂ͗ͯ͢ਏ͍ͱ ࢥ͏ • Rancher࢖ͬͯΫϥελΛ࡞ΔͱɺͳΜͰ΋Ͱ͖Δͱ͍͏ສೳײΛಘΒΕΔͷ ͰɺRancherґଘ঱ʹͳΔ(ͳΒͳ͍) • Rancher׬શʹཧղͨ͠ͷͰɺK8s࢖ͬͨφ΢͍γεςϜͮ͘Γͷ͓࢓ࣄืू

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͝੩ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠

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ࠓ೥ϋοΧʔζνϟϯϓϧʔདྷͯͶʂ • ԭೄͷΤϯδχΞͷ ͓ࡇΓʂʂ • ։࠵೔ఔ: 6݄ऴΘΓࠒ~7݄͸͡Ίࠒ