さくらのクラウド向けオートスケーラー / autoscaler for SAKURA cloud

by Kazumichi Yamamoto

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!ZBNBNPUPGFCD ͘͞ΒͷϚΠΫϩίϛϡχςΟ $-*"1*Ϣʔβʔͷձ WPM https://github.com/sacloud/autoscaler

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Φʔτεέʔϧͱ͸

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Φʔτεέʔϧͱ͸ ʮαʔϏεͷఏڙʯΛߦ͏ͨΊʹɺ ʮ੍໿ʯΛकΓͳ͕Βɺ ʮϦιʔεྔΛ࠷దԽʯ͢Δ࢓૊Έ

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ʮΦʔτεέʔϧʯʹඞཁͳ΋ͷ ɾ؂ࢹܭଌ ϝʔλϦϯά ɾ੍໿ ίϯτϩʔϥ Ϧιʔεͷૢ࡞ ࡞੒มߋ࡟আ

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ʮΦʔτεέʔϧʯʹඞཁͳ΋ͷ ʮݱࡏͷঢ়گʯΛड͚ʮ͋Δ΂͖࢟ʯΛࢉग़ ྫ ɾԿ୆ͷαʔό͕ඞཁ ɾ$16ϝϞϦαΠζ͸ ɾ؂ࢹܭଌ ϝʔλϦϯά ɾ੍໿ ίϯτϩʔϥ Ϧιʔεͷૢ࡞ ࡞੒มߋ࡟আ

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ͷकඋൣғ ɾ؂ࢹܭଌ ϝʔλϦϯά ɾ੍໿ ίϯτϩʔϥ Ϧιʔεͷૢ࡞ ࡞੒มߋ࡟আ

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ɾ؂ࢹܭଌ ϝʔλϦϯά ɾ੍໿ ίϯτϩʔϥ Ϧιʔεͷૢ࡞ ࡞੒มߋ࡟আ ͷकඋൣғ ʁ

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ɾ؂ࢹܭଌ ϝʔλϦϯά ɾ੍໿ ίϯτϩʔϥ Ϧιʔεͷૢ࡞ ࡞੒มߋ࡟আ ͷकඋൣғ

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Inputs Core Handlers Trigger from Monitoring System via Webhook Compute Desired State Provisioning Fetch Current State

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࢖͍ํ

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αʔόͷਨ௚εέʔϧ &-#͔ΒͷσλονΞλον &-#ͷਨ௚εέʔϧ $14มߋ ૢ࡞͍ͨ͠ϦιʔεΛఆٛ छྨ ηϨΫλ *%PS/BNFPS5BHT κʔϯ "VUP4DBMFS $PSFͷઃఆϑΝΠϧ࡞੒

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"VUP4DBMFS $PSF αʔό Λىಈ 714΍Ϩϯλϧαʔόɺ ΦϯϓϨͰ΋0, ઃఆϑΝΠϧ Core $ autoscaler server start

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"VUP4DBMFS *OQVUT αʔό Λىಈ $PSFͱಉ͡Ϛγϯ্Ͱ΋0, ઃఆϑΝΠϧ Core $ autoscaler server start $ autoscaler inputs grafana Inputs

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ઃఆϑΝΠϧ Core $ autoscaler server start ؂ࢹπʔϧଆͰ8FCIPPLૹ৴ Ξϥʔτ ઃఆ ΞϥʔτΛઃఆ͠ɺ 8FCIPPLͰ*OQVUT΁ૹ৴ $ autoscaler inputs grafana Inputs

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ઃఆϑΝΠϧ Core $ autoscaler server start )BOEMFST͸ىಈ͠ͳ͍͍ͯ͘ͷ Α͘࢖͏ϋϯυϥʔ͸ $PSFʹϏϧτΠϯ͞Ε͍ͯΔ $ autoscaler inputs grafana Inputs Handlers

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Inputsͷఏڙൣғ (SBGBOB "MFSU.BOBHFS ;BCCJY ൚༻8FCIPPL .BDLFSFMͱ͔%BUB%PHͱ͔ ఆظ࣮ߦ DSPO %JSFDU $-*

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Handlers 4FSWFS &-# (4-# &-# -# "QQMJBODF 3PVUFS ਨ௚εέʔϧܥ σλονΞλονܥ ͦͷଞ 4FSWFS(SPVQ ਫฏεέʔϧ γΣϧεΫϦϓτ "84࿈ܞͳͲ ˞جຊతͳϋϯυϥ͸ϏϧτΠϯͰɺH31$ܦ༝Ͱ͸ͳ͍ ίΞʹόϯυϧ͞Ε͍ͯΔ

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ϩʔυϚοϓ ͍ΘΏΔ.71 ͱΓ͋͑ͣಈ͘ W • ෳ਺ϦιʔεରԠ • -#ରԠ W • ਫฏεέʔϧ • 5-4ରԠ • ;BCCJYରԠ • ͦͷଞ Wd ͍·͜͜

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https://github.com/sacloud/autoscaler