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ソフトウェアエンジニアの入力と出力
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Satoshi Tagomori
July 18, 2024
Technology
1
29
ソフトウェアエンジニアの入力と出力
Classmethod ODYSSEY Day 7
Satoshi Tagomori
July 18, 2024
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Transcript
ιϑτΣΞΤϯδχΞͷ ೖྗͱग़ྗ Satoshi Tagomori 2024/07/18 Classmethod Odyssey Day 7
@tagomoris Satoshi Tagomori (ా ૱) ιϑτΣΞΤϯδχΞ OSS։ൃऀ Maintainer/Founder: OSS: Fluentd,
MessagePack, Norikra, Woothee, … Event: ISUCON Service: Pathtraq
ུྺ tagomoris • 2006ʙ 2010 SIerͰOSS/ϓϩϓϥΠΤλϦΛΘͣITΠϯϑϥɺԾԽɺDBɺετϨʔδٕज़ • 2010ɿ iPadΞϓϦ։ൃɺAppStoreͰެ։(طʹެ։ఀࢭࡁ) •
2010ʙ2015 ϥΠϒυΞ(ͷͪLINE)ͰITΠϯϑϥɺσʔλੳج൫ɺISUCON։࢝(2011) • 2015ʙ2021 Treasure DataͰσʔλࢄॲཧج൫ɺFluentdϑϧλΠϜ։ൃ(2016ʙ2017) • 2021ʙ2024ɿ ݸਓࣄۀओͱٕͯ͠ज़ސɺαʔϏε։ൃɺॻ੶ࣥචɺOSS։ൃ
ུྺ tagomorisɿ ITΠϯϑϥઐ? σʔλੳج൫ઐ? • 2006ʙ 2010 SIerͰOSS/ϓϩϓϥΠΤλϦΛΘͣITΠϯϑϥɺԾԽɺDBɺετϨʔδٕज़ • 2010ɿ
iPadΞϓϦ։ൃɺAppStoreͰެ։(طʹެ։ఀࢭࡁ) • 2010ʙ2015 ϥΠϒυΞ(ͷͪLINE)ͰITΠϯϑϥɺσʔλੳج൫ɺISUCON։࢝(2011) • 2015ʙ2021 Treasure DataͰσʔλࢄॲཧج൫ɺFluentdϑϧλΠϜ։ൃ(2016ʙ2017) • 2021ʙ2024ɿ ݸਓࣄۀओͱٕͯ͠ज़ސɺαʔϏε։ൃɺॻ੶ࣥචɺOSS։ൃ
ೖྗͱग़ྗ ιϑτΣΞΤϯδχΞʹͱͬͯͷೖྗͱग़ྗ
ೖྗͱग़ྗ Inputs and Outputs ओମ ೖྗ ग़ྗ ϓϩάϥϜ σʔλ σʔλ
ϓϩάϥϚʔ ػೳཁ݅ ಈ࡞ཁ݅ ༷ ϓϩάϥϜίʔυ ιϑτΣΞΤϯδχΞ ? ? ਓؒ ঢ়گ ཉٻ ࣝɾܦݧ Ռ ۚમ ࣝɾܦݧ
ೖྗͱग़ྗ Inputs and Outputs ओମ ೖྗ ग़ྗ ϓϩάϥϜ σʔλ σʔλ
ϓϩάϥϚʔ ػೳཁ݅ ಈ࡞ཁ݅ ༷ ϓϩάϥϜίʔυ ιϑτΣΞΤϯδχΞ ? ? ਓؒ ঢ়گ ཉٻ ࣝɾܦݧ Ռ ۚમ ࣝɾܦݧ
ೖྗͱग़ྗ ͳͥͦΜͳͷʹ͢Δͷ? • γεςϜͷ;Δ·͍ΛݟΔ͜ͱϓϩάϥϜͰ͍͠ • ೖྗσʔλͱग़ྗσʔλΛݟͯσόοά • ෦ʹखΛೖΕͯprintσόοάprobeɺtracingͳͲͳͲ • Ͱώτ(ιϑτΣΞΤϯδχΞ)ͷ;Δ·͍Ͳ͏ͬͯݟΔ?
• ෦ʹखΛೖΕΔ • ೖྗͱग़ྗΛݟΔ
ιϑτΣΞΤϯδχΞ Engineer working on Software • ఆٛਓʹΑ͍ͬͯΖ͍Ζ • tagomorisͷࢹɿ ʮιϑτΣΞγεςϜΛத৺ʹΤϯδχΞϦϯάΛߦ͏ਓʯ
• ΤϯδχΞϦϯάɿ ։ൃ(ϓϩάϥϛϯά)ɺ࣮ੈքͷద༻ɺܧଓతͳػೳͱޮͷվળ ར༻ͷଅਐɺվળͷͨΊͷใऩूͱੳɺจॻ࡞ͱߋ৽ ։ൃɾվળܭըɺνʔϜ࡞Γɺใɺ࠾༻ɺ……
ಈػ ͳͥΤϯδχΞϦϯάΛߦ͏ͷ͔? ͳͥιϑτΣΞΤϯδχΞϦϯάΛબΜͩͷ͔?
ಈػ Motivation • ಈػೖྗͷ͜ͱɺग़ྗͷ͜ͱ͋Δ • ग़ྗ͕ಈػͷྫ • ۚમɺརศੑɺ໊༪ɺࣝ(ܦݧ) • ೖྗ͕ಈػͷྫ
• ࣝ(ح৺)
ಈػ Motivation • ಈػೖྗͷ͜ͱɺग़ྗͷ͜ͱ͋Δ • ग़ྗ͕ಈػͷྫ • ۚમɺརศੑɺ໊༪ɺࣝ(ܦݧ) • ೖྗ͕ಈػͷྫ
• ࣝ(ح৺)
ಈػ Motivation • ಈػೖྗͷ͜ͱɺग़ྗͷ͜ͱ͋Δ • ग़ྗ͕ಈػͷྫ • ۚમɺརศੑɺ໊༪ɺࣝ(ܦݧ) • ೖྗ͕ಈػͷྫ
• ࣝ(ح৺) ָ͠Έ ָ͠Έ
ࣗΛΔ ͳΜͱͳ͓ۚ͘ͷͨΊʹੜ͖Δɿ͢Β͍͠ ͕ ͏ͪΐͬͱ͚ͩਓੜʹϓϥεͷԿ͔͕͍͍͋ͬͯ
tagomoris: 2021 ʙ 2024 ओʹͬͨ͜ͱ • (ٕज़ސ 2021ʙ ࣾ) •
ॻ੶ࣥච 2021ʙ2022 • αʔϏε։ൃ 2022ʙ2023 • OSS։ൃ 2023ʙ2024
࣮ྫ1 ٕज़ॻग़൛
౷߹ϩάج൫ͷͨΊͷσʔλऩूπʔϧ • ٕज़ධࣾ, 2022/10/08ൃച A5ʗ544ϖʔδ https://gihyo.jp/book/2022/978-4-297-13109-8 Fluentd࣮ફೖ
࣮ྫ1: ٕज़ॻग़൛ Fluentd࣮ફೖͷࣥචɾग़൛ • ݩ2017͘Β͍͔Βͷاըͱݪߘ • ϑϧλΠϜͰಇ͍͍ͯͨͱ͖ʹͱͯͤ͞ΒΕͳ͔ͬͨ • ʮ͜ͷػձʹઈରʹग़ͯ͠ऴΘΓʹ͍ͨ͠ʯ •
୯ஶͱͯ͠ͷࣥචܦݧ • ࡶࢽهࣄଟ͘ܦݧ͋Γ • ڞஶͰͷ୯ߦຊࣥචͰϙγϟͬͨܦݧ͕͋ͬͯͪΐͬͱτϥϚ
࣮ྫ1: ٕज़ॻग़൛ Fluentd࣮ફೖͷࣥචɾग़൛ • ೖྗ • Fluentdʹؔ͢Δݩʑͷࣝͱܦݧɺ࠷৽ͷFluentdʹؔ͢Δߋ৽ใ • ग़ྗ •
࣮ͱ໊༪(୯ஶ) • ܦݧɿٕज़ॻͷॻ͖͔ͨɺٕज़ใͷจॻԽͷํ๏
࣮ྫ2 ݸਓαʔϏεͷ։ൃɾެ։
https://pathtraq.tagomor.is/
࣮ྫ2: ݸਓαʔϏεͷ։ൃɾެ։ Pathtraq • ࣗͷҐஔใΛ24x365ͰอଘɾݕࡧͰ͖ΔiPhoneΞϓϦ • ͕͍ࣗͭͲ͜ʹ͍͔ͨɺͲ͜ʹ͍͍͔ͭͨΛௐ͍ͨ • νΣοΫΠϯػೳ •
ͯ͢ΛࣗͰ࡞Δ • αʔόαΠυ͔ΒΫϥΠΞϯταΠυ·Ͱɺݱߦٕज़ͻͱηοτͷϦαʔν • ։ൃɺUI/UXσβΠϯɺར༻نɺAppStoreެ։ͳͲͷύΠϓϥΠϯશମ
࣮ྫ2: ݸਓαʔϏεͷ։ൃɾެ։ Pathtraq • ೖྗ • ReactɺSwiftUIͳͲͷ֤ϥΠϒϥϦɾϑϨʔϜϫʔΫ • FigmaʹΑΔUI/UXσβΠϯϓϩηε •
֤ࠃɾํ͚ར༻نɾϓϥΠόγʔϙϦγʔ࡞ϊϋ • ग़ྗ • ࣗͷ͍͍ͨαʔϏε
࣮ྫ3 OSS(Rubyͷύον)։ൃ
https://bugs.ruby-lang.org/issues/19744 https://rubykaigi.org/2024/presentations/tagomoris.html
Collision: 2 versions of 1 library cause errors Ruby Process
Library Code DB::Client (v3) 😵 Application Code App::Func User Library Code DB::Client (v2) Library Code ActiveSupport (v7) Before Namespace: Global Only
Ruby Process Namespace Hide changes from apps/libs in a namespace
to other spaces Namespace Application Code App::Func User Library Code DB::Client (v2) Library Code ActiveSupport (v7) Library Code DB::Client (v3) 😀
࣮ྫ3: OSS։ൃ Rubyʹ͓͚ΔNamespace։ൃ • Rubyʹ͓͚ΔίʔυִػೳͷఏҊ • ଞͷݴޠͰ͍͏ύοέʔδػೳతͳͷ(ͷϕʔεͱͳΔػೳ) • ࠐΈΫϥεʹର͢ΔϞϯΩʔύονNamespaceʹӨڹΛݶఆ •
ݱࡏఏҊɾ։ൃத • ͍ͪݸਓRubyϢʔβͱͯ͠ఏҊ͠ɺ։ൃ͍ͯ͠Δ • ͕ॆʹΑ͘ͳΕRubyʹೖΔ͔?
࣮ྫ3: OSS։ൃ Rubyʹ͓͚ΔNamespace։ൃ • ೖྗ • Rubyͷݴޠ༷ɺRubyVMͷ෦࣮ • ݴޠॲཧܥͷ࠷దԽख๏ •
Cݴޠ • ग़ྗ • ͕ࣗཉ͍͠ػೳ͕ೖͬͨRuby (ະୡ)
ࣗΛΔ ͳΜͱͳ͓ۚ͘ͷͨΊʹੜ͖Δɿ͢Β͍͠ ͕ ͏ͪΐͬͱ͚ͩਓੜʹϓϥεͷԿ͔͕͍͍͋ͬͯ
None
ࣗΛΔ ԿͷͨΊʹ? • ಈػʮଞͷਓʹͱͬͯʯͳΜͰ͍͍ • ଞਓग़ྗ͚ͩΛݟΔ • ಈػίϯτϩʔϧͰ͖Δ • ೖྗͱग़ྗΛదʹઃఆ͢Δ
• ࣋ଓՄೳͳಈػͱɺ࣋ଓෆՄೳͳಈػ͕͋Δ • ಈػΛదʹ࣋ͯΕɺָ͍͠։ൃΛܧଓతʹΕΔ
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