Goビルドを理解し、 CI/CDの高速化に挑む

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TBUPTIJO (PϏϧυΛཧղ͠ɺ $*$%ͷߴ଎Խʹ௅Ή NJJWFͰ෼ˠ෼Λ࣮ݱͨ͠վળࣄྫ

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NJJWFͷ$*$%ͷྲྀΕ

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NJJWFͷ$*$%ͷྲྀΕʢվળલʣ 6OJU5FTU ෼ %FQMPZ UP"84&$4 ෼ &&5FTU ෼ -JOU ෼ #VJME ෼ ߹ܭ෼

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NJJWFͷ$*$%ͷྲྀΕʢվળલʣ 6OJU5FTU ෼ %FQMPZ UP"84&$4 ෼ &&5FTU ෼ -JOU ෼ #VJME ෼ ߹ܭ෼

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NJJWFͷ$*$%ͷྲྀΕʢվળલʣ 6OJU5FTU ෼ඵ %FQMPZ UP"84&$4 ෼ &&5FTU ෼ -JOU ෼ #VJME ෼ඵ ߹ܭ෼

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NJJWFͷ$*$%ͷྲྀΕʢվળલʣ 6OJU5FTU ෼ඵ %FQMPZ UP"84&$4 ෼ &&5FTU ෼ -JOU ෼ #VJME ෼ඵ ͜͜ʹࢸΔ·Ͱ

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·ͣ͸(PͷϏϧυΛͪΌΜͱ஌Ζ͏ʂ $ go build

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(PͷϏϧυͷಛ௃ w Ϗϧυޙͷ୯ҰόΠφϦͰಈ͖ɺ࣮ߦ؀ڥʹ(PͷΠϯετʔϧ͸ෆཁ w ΫϩείϯύΠϧʹΑΓɺ$*$%ͷઃఆָ͕ w ϏϧυΩϟογϡͷػߏ͕૊Έࠐ·Ε͍ͯΔ

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(PͷϏϧυͷಛ௃ w Ϗϧυޙͷ୯ҰόΠφϦͰಈ͖ɺ࣮ߦ؀ڥʹ(PͷΠϯετʔϧ͸ෆཁ w ΫϩείϯύΠϧʹΑΓɺ$*$%ͷઃఆָ͕ w ϏϧυΩϟογϡͷػߏ͕૊Έࠐ·Ε͍ͯΔ

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࣮ߦ؀ڥʹ(P͸ෆཁ 04 +BWB7JSUVBM.BDIJOF KBSϑΝΠϧ 04 (Pͷ୯ҰόΠφϦ ࣮ߦϑΝΠϧ

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࣮ߦ؀ڥʹ(P͸ෆཁ w ґଘ͢Δ΋ͷ͕গͳ͍ͷͰ w ؅ཧָ͕ w ηΩϡΞ w αʔόʔͷ্ཱ͕ͪΓ͕ૣ͍ w ࣮ߦ଎౓ɾϝϞϦফඅྔͰ༗ར 04 (Pͷ୯ҰόΠφϦ ࣮ߦϑΝΠϧ

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(PͷϏϧυͷಛ௃ w Ϗϧυޙͷ୯ҰόΠφϦͰಈ͖ɺ࣮ߦ؀ڥʹ(PͷΠϯετʔϧ͸ෆཁ w ΫϩείϯύΠϧʹΑΓɺ$*$%ͷઃఆָ͕ w ϏϧυΩϟογϡͷػߏ͕૊Έࠐ·Ε͍ͯΔ

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ΫϩείϯύΠϧ͕Մೳ $*؀ڥ6CVOUV $ GOOS=windows \ GOARCH=amd64 \ go build -o app ࣮ߦ؀ڥ8JOEPXTTFSWFSBNE BQQFYF BQQFYF $PQZ

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(PͷϏϧυͷಛ௃ w ΫϩείϯύΠϧʹΑΓɺ$*$%ͷઃఆָ͕ w Ϗϧυޙͷ୯ҰόΠφϦͰಈ͖ɺ࣮ߦ؀ڥʹ(PͷΠϯετʔϧ͸ෆཁ w ϏϧυΩϟογϡͷػߏ͕૊Έࠐ·Ε͍ͯΔ $ go build

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(PͷϏϧυϑϩʔͷ֓ཁ ґଘؔ܎ͷղܾ ίϯύΠϧ $ go tool compile ύοέʔδຖʹPCKੜ੒ ϦϯΫ $ go tool link 0CKΛ౷߹͠ɺ ࣮ߦϑΝΠϧΛੜ੒ HPͷ࣮ߦϑΝΠϧ

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(PͷϏϧυϑϩʔͷ֓ཁ ґଘؔ܎ͷղܾ ίϯύΠϧ $ go tool compile ύοέʔδຖʹPCKੜ੒ ϦϯΫ $ go tool link 0CKΛ౷߹͠ɺ ࣮ߦϑΝΠϧΛੜ੒ HPͷ࣮ߦϑΝΠϧ ύοέʔδຖͷPCK͕Ωϟογϡ͞Ε มߋ͕ͳ͍ύοέʔδͷίϯύΠϧ͸εΩοϓ

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(PͷϏϧυͷಛ௃ w ΫϩείϯύΠϧʹΑΓɺ$*$%ͷઃఆָ͕ w Ϗϧυޙͷ୯ҰόΠφϦͰಈ͖ɺ࣮ߦ؀ڥʹ(PͷΠϯετʔϧ͸ෆཁ w ϏϧυΩϟογϡͷػߏ͕૊Έࠐ·Ε͍ͯΔ

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$*$%Λૣ͘͢Δखஈͷ ௐࠪ։࢝

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(PϏϧυͷجຊతͳߴ଎Խख๏ w $*ͰϏϧυΩϟογϡΛར༻͢Δ w $*ͰϞδϡʔϧΩϟογϡΛར༻͢Δ w ར༻͍ͯ͠ͳ͍ίʔυΛ࡟আ͢Δ w ύοέʔδͷ෼ׂΛ࠷దԽ͢Δ

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(PϏϧυͷجຊతͳߴ଎Խख๏ w $*ͰϏϧυΩϟογϡΛར༻͢Δˠճ໨Ҏ߱͸଎͘ͳΔ w $*ͰϞδϡʔϧΩϟογϡΛར༻͢Δˠճ໨Ҏ߱͸଎͘ͳΔ w ར༻͍ͯ͠ͳ͍ίʔυΛ࡟আ͢Δˠௐࠪ͠ɺશମͷʹ΋ຬͨͳ͍ w ύοέʔδͷ෼ׂΛ࠷దԽ͢Δˠ͕͔͔࣌ؒΓ͗͢ΔͨΊɺݟૹΓ

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(PϏϧυͷجຊతͳߴ଎Խख๏ w $*ͰϏϧυΩϟογϡΛར༻͢Δˠճ໨Ҏ߱͸଎͘ͳΔ w $*ͰϞδϡʔϧΩϟογϡΛར༻͢Δˠճ໨Ҏ߱͸଎͘ͳΔ ΩϟογϡΛ࢖Θͳ͍৔߹Ͱ΋ ෼΋͔͔Δͷ͸௚ײʹ൓͢Δ🤔

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ͱ͍͏ͷ΋ɺ ։ൃ࣌ͷ$ go run Ͱؾͮ͘͸ͣ

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ͳΒ͹ɺܭଌͩʂ

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NJJWFͷϦϙδτϦߏ੒ͷ֓ཁ EPNBJONPEFM QBDLBHF ڞ௨ίϯϙʔωϯτ ɾɾɾ CBUDI"DNE NBJOQBDLBHF CBUDI#DNE NBJOQBDLBHF 8FC"1*TFSWFS NBJOQBDLBHF

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NJJWFͷϦϙδτϦߏ੒ͷ֓ཁ EPNBJONPEFM QBDLBHF ڞ௨ίϯϙʔωϯτ ɾɾɾ 8FC"1*TFSWFS NBJOQBDLBHF CBUDI"DNE NBJOQBDLBHF CBUDI#DNE NBJOQBDLBHF ࠷΋େ͖͍8FC"1*TFSWFSΛ ܭଌͷλʔήοτͱ͢Δ

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ϩʔΧϧͰϏϧυ࣌ؒΛܭଌͯ͠ΈΔ $ go clean -cache $ time go build

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ϩʔΧϧͰϏϧυ࣌ؒΛܭଌͯ͠ΈΔ $ go clean -cache $ time go build go build 65.29s

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ϩʔΧϧͰϏϧυ࣌ؒΛܭଌͯ͠ΈΔ $ go clean -cache $ time go build go build 65.29s 👍

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NJJWFͷϦϙδτϦߏ੒ͷ֓ཁ EPNBJONPEFM QBDLBHF ڞ௨ίϯϙʔωϯτ ɾɾɾ CBUDI"DNE NBJOQBDLBHF CBUDI#DNE NBJOQBDLBHF 8FC"1*TFSWFS NBJOQBDLBHF શମΛܭଌͷλʔήοτͱ͢Δ

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ϩʔΧϧͰશମͷϏϧυ࣌ؒΛܭଌͯ͠ΈΔ $ go clean -cache $ time ./build_all.sh

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ϩʔΧϧͰશମͷϏϧυ࣌ؒΛܭଌͯ͠ΈΔ $ go clean -cache $ time ./build_all.sh ./build_all.sh 265.91s

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ϩʔΧϧͰશମͷϏϧυ࣌ؒΛܭଌͯ͠ΈΔ $ go clean -cache $ time ./build_all.sh ./build_all.sh 265.91s 🤔 ඵ

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NJJWFͷϦϙδτϦߏ੒ͷ֓ཁ EPNBJONPEFM QBDLBHF ڞ௨ίϯϙʔωϯτ ɾɾɾ CBUDI"DNE NBJOQBDLBHF CBUDI#DNE NBJOQBDLBHF 8FC"1*TFSWFS NBJOQBDLBHF #BUDIܥ͸શମͷίʔυྔͷ ະຬ

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NJJWFͷϦϙδτϦߏ੒ͷ֓ཁ EPNBJONPEFM QBDLBHF ڞ௨ίϯϙʔωϯτ ɾɾɾ CBUDI"DNE NBJOQBDLBHF CBUDI#DNE NBJOQBDLBHF 8FC"1*TFSWFS NBJOQBDLBHF ڞ௨QBDLBHF͸Ωϟογϡ͔Β Ϗϧυ͸εΩοϓ͢Δ͸ͣ

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7FSCPTFPQUJPOͰಈ࡞Λ֬ೝͯ͠ΈΔ $ go build -v // compileதͷύοέʔδ͕දࣔ͞ΕΔ

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7FSCPTFPQUJPOͰಈ࡞Λ֬ೝͯ͠ΈΔ $ go clean -cache $ ./build_all_verbose.sh

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7FSCPTFPQUJPOͰಈ࡞Λ֬ೝͯ͠ΈΔ $ go clean -cache $ ./build_all_verbose.sh … math math math …

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͋Εʁ ෳ਺ճίϯύΠϧͯ͠Δ🤔

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൜ਓ͸͍ͭ͜

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$ go buildΛฒྻͰ૸Β͍ͤͯͨͨΊ ϏϧυΩϟογϡ͕ޮ͍͍ͯͳ͔ͬͨ

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मਖ਼൛ͰϏϧυ࣌ؒΛܭଌͯ͠ΈΔ $ go clean -cache $ time ./build_all.sh ./build_all.sh 77.50s ☺

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ղܾ👍

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ͪͳΈʹ6OJU5FTUͷํͷվળ

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6OJU5FTUͷ଎౓վળ w ΋ͬͱ΋͕͔͔͍࣌ؒͬͯͨͷ͸%#઀ଓͷςετ w %"5"%0(HPUYECΛಋೖͨ͠ ෼ˠ෼ඵʹʂ

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·ͱΊ w ͿͬͪΌ͚ʮॳظઃఆ࣌ͷϛεʯ w ਪଌ͢ΔͳɺܭଌͤΑ w (PͷϏϧυ͸͍͢͝ʂ

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࠷ޙʹNJJWFʹ͍ͭͯͷ঺հ

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w ΧʔυYΞϓϦͰΧϯλϯ෱རްੜ w αʔόʔ͸(P w 8FC͸3FBDU w ϞόΠϧ͸3FBDU/BUJWF w ࠾༻ڧԽதͰ͢ ɹ8FBSFIJSJOH