Product Management Tips for In-house tools

by LINE Developers

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ҏ౻ ޺޾ -*/&גࣜձࣾ ࣾ಺πʔϧʹ͓͚Δ ϓϩμΫτ Ϛωδϝϯτͷצॴ

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౰ηογϣϯͰ͓࿩͍ͨ͜͠ͱ ։ൃऀ͕։ൃऀ޲͚ʹ πʔϧɾαʔϏεɾ ϓϥοτϑΥʔϜΛ ఏڙ͢Δ͜ͱͰ ؕΓ͕ͪͳ՝୊ͱղܾࡦ

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౰ηογϣϯͰ͓࿩͍ͨ͜͠ͱ ։ൃऀ͕։ൃऀ޲͚ʹ πʔϧɾαʔϏεɾ ϓϥοτϑΥʔϜΛ ఏڙ͢Δ͜ͱͰ ؕΓ͕ͪͳ՝୊ͱղܾࡦ ϓϩμΫτϚωδϝϯτͷ ؍఺͔Β զʑͷݱ৔Ͱͷ ܦݧɾࣦഊஊΛ΋ͱʹ

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ࢲͨͪͷνʔϜͱϓϩμΫτ -*/&ͷ4&5ͱͯ͠ ࣾ಺։ൃऀ޲͚ʹ πʔϧΛఏҊɾ։ൃɾӡ༻

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4FCBT ϚΠΫϩαʔϏεͷো֐ݪҼಛఆπʔϧ &&ςετΛ࣮ߦ͠ɺ ໰୊͕͋ΔՕॴΛ ;JQLJOͰݟ͑ΔԽ

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ύϑΥʔϚϯεςετ༻ϓϥοτϑΥʔϜ "ZBQFSG @Test public void xxx() { final long startTime = System.currentTimeMillis(); try { get("http://localhost:8080/index.html") .then() .statusCode(200); Report.recordSuccess( System.currentTimeMillis() - startTime, 1); } catch (Exception e) { Report.recordFailure( System.currentTimeMillis() - startTime,"error"); } } (SBGBOBͳͲͰ ݁ՌΛදࣔ

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5FTUBCMF*OGSB ΦϯσϚϯυͰ ςετ؀ڥΛෳ੡Ͱ͖ΔαʔϏε

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ࢲͷ໾ׂɾ੹຿ Ϧʔμʔͱͯ͠ҎԼΛܾఆ • ୭ͷԿΛղܾ͢Δ͔ • Ͳͷॱ൪Ͱ͍ͭ·Ͱʹ࣮ݱ͢Δ͔ • ͦͷ݁Ռͱͯ͠ શࣾతʹͲͷΑ͏ͳՁ஋Λఏڙ͢Δ͔ ˠ1E.΋࣮࣭݉೚

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ͳͥࣾ಺πʔϧͷ1E.ʁ ʰ5FDIOPMPHZ3BEBSʱ • ϓϩμΫτϚωδϝϯτͷ ஌ݟɾํ๏࿦Λࣾ಺πʔϧ܈ʹ ద༻͢ΔτϨϯυ͕ੈքతʹ֦େ • ҰํͰɺࣾ಺πʔϧ܈ͳΒͰ͸ͷ ஌ݟɾํ๏࿦͸·ͩ·ͩෆ଍ 5IPVHIU8PSLTࣾͷ ൒೥͓͖ͷ ۀքτϨϯυϨϙʔτ

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஌ݟΛ੔ཧ͠ ൃ৴͢Δ άϩʔόϧͳ νϟϯεͰ͸ʂʁ

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஫ه ʮϢʔβʯͱʮεςʔΫϗϧμʔʯ͸ ԼهͷΑ͏ʹ۠ผͯ͠ѻ͍·͢ Ϣʔβ ։ൃऀͳͲ ϓϩμΫτΛ ࣮ࡍʹ࢖ͬͯ͘ΕΔਓ εςʔΫϗϧμʔ ໾һ΍্௕ͳͲ ϓϩμΫτ։ൃΛ ࢧԉͯ͘͠ΕΔਓ

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ΞδΣϯμ ࣾ಺πʔϧΏ͑ʹؕΓ͕ͪͳ՝୊ ஌ݟɿࣾ಺πʔϧͰ΋Ϣʔβத৺ ஌ݟɿεςʔΫϗϧμʔΛૄ͔ʹ͠ͳ͍ ஌ݟɿϓϩϞʔγϣϯ ·ͱΊ

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ࣾ಺πʔϧΏ͑ʹؕΓ͕ͪͳ՝୊ ஌ݟɿࣾ಺πʔϧͰ΋Ϣʔβத৺ ஌ݟɿεςʔΫϗϧμʔΛૄ͔ʹ͠ͳ͍ ஌ݟɿϓϩϞʔγϣϯ ·ͱΊ

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͜ͷষͷϙΠϯτ <՝୊ઃఆ> ࢲ͕ͨͪ ࣮ࡍʹؕͬͨ՝୊ͱ ؍ଌͨ͠ʮෆ٢ͳ೏͍ʯ

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ࣾ಺πʔϧͷલఏ • ։ൃऀͷΈͰνʔϜฤ੒ • ϓϩμΫτϚωʔδϟʔ ͸ʮ·ͣʯ͍ͳ͍ • ϓϩμΫτϚωδϝϯτ Λ஌͍ͬͯΔਓ͸গͳ͍

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։ൃʂ։ൃʂ։ൃʂ ؾ͕ͭ͘ͱ։ൃʹूத • Ϣʔβχʔζ͕໌֬Ͱͳ͍ͷʹ ։ൃλεΫͰຒ·ΔλεΫϘʔυ • ϦϦʔεΑΓ΋ϦϑΝΫλϦϯά • ंྠͷ࠶ൃ໌Λ΍Γ͕ͪ

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։ൃʂ։ൃʂ։ൃʂ ։ൃʹڧ͍ؔ৺ͷ͋Δϝϯόʔ͚ͩͰ ϓϩμΫτ։ൃΛ͢Δͱʜ 7BMVBCMF 6TBCMF 'FBTJCMF ࣗ෼ͨͪͷٕज़తʹ ࣗ෼ͨͪʹͱͬͯ ࣗ෼ͨͪͷٕज़తʹ

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ࣗ෼͕ͨͪϢʔβʂ Ϣʔβχʔζ͸શͯط஌ ͱ͍͏ࢥ͍ࠐΈ • ʮࣗ෼ͨͪʹϢʔβʯͱ͍͏ʮޡೝʯ • ϢʔβχʔζͷݕূΛ͠ͳ͍ • ৽ػೳͳͲͷσϞ΋͠ͳ͍

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ࣗ෼͕ͨͪϢʔβʂ ຊ౰ɾຊདྷͷϢʔβ͕ ๬·ͳ͍ɾ࢖Θͳ͍΋ͷΛ࡞Γ͕ͪ 7BMVBCMF 6TBCMF 'FBTJCMF ࣗ෼ͨͪʹͱͬͯ ࣗ෼ͨͪʹͱͬͯ ࣗ෼ͨͪʹͱͬͯ

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ʮ'JYʯͷޡṩ ҙࢥܾఆɾ߹ҙ͸ ෴Βͳ͍ͱ͍͏ࢥ͍ࠐΈ • ࠷ॳʹ߹ҙͰ͖ͨ΋ͷͷ ʮ࡞ΓࠐΈʯʹूத͢Δ • σϞ΍ใࠂΛޙճ͠ʹ͕ͪ͠ • εςʔΫϗϧμʔ͸มΘΒͣ ࢧԉ͠ଓ͚ͯ͘ΕΔͱࢥ͍ࠐΉ

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ͭΒ͍Ͱ͢ɻ

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ϙΠϯτ ٕज़తʹ༏Ε͍ͯΔ㱠ϢʔβՁ஋ ϢʔβͱεςʔΫϗϧμʔʹ ΞϯςφΛுΔ͜ͱ͸ඞਢ ϓϩμΫτϚωδϝϯτͷߟ͑ํ͸ ඞཁ͔ͭ༗ޮ

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思い込みから一歩離れてみよう

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ղܾํ਑ ։ൃʂ։ൃʂ։ൃʂ ࣗ෼͕ͨͪϢʔβʂ ʮ'JYʯͷޡṩ ࣾ಺πʔϧͰ΋ Ϣʔβத৺ εςʔΫϗϧμʔΛ ૄ͔ʹ͠ͳ͍ ϓϩϞʔγϣϯ

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ࣾ಺πʔϧΏ͑ʹؕΓ͕ͪͳ՝୊ ஌ݟɿࣾ಺πʔϧͰ΋Ϣʔβத৺ ஌ݟɿεςʔΫϗϧμʔΛૄ͔ʹ͠ͳ͍ ஌ݟɿϓϩϞʔγϣϯ ·ͱΊ

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͜ͷষͷϙΠϯτ • ຊ౰ͷϢʔβΛ஌Δ • Ϣʔβχʔζͱ޲͖߹͏ • ͦΕͰ΋ࣗ෼͕ࢼ͍ͨ͠ ͜ͱ͕͋Δ৔߹ͷৼ෣͍

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ຊ౰ͷϢʔβΛ஌Δ ࣗ෼ͨͪ͸ Ϣʔβ୅දͰ͸ͳ͍ • ࣗ෼͕ͨͪ΍Γ͍ͨ͜ͱΛΰϦԡ͢ ཧ༝ʹͯ͠͸͍͚ͳ͍ʢռΊʣ • ໘౗͕ΒͣɺϢʔβʹ࿩Λฉ͘ • ͜ΕΒΛҙࣝ͢Δ͚ͩͰ΋݁ߏมΘΔ

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Ϣʔβχʔζͱ޲͖߹͏ ௚઀࿩Λ͢Δͷ͕Ұ൪ • ΠϯλϏϡʔɾςετɾσϞΛ ఆظԽɾ࢓૊Խ͢Δ • ৽ػೳͷσϞͰϢʔβͷؔ৺ΛߴΊΔ • ݴΘΕͨ΋ͷ͚ͩΛ࡞Δଶ౓͸ආ͚Δ

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8IZT ͳͥ࡞Γ͍ͨͷ͔ʁ • Ϣʔβͷ՝୊Λղܾ͍ͨ͠ͷ͔ʁ • ࣗ෼͕ࢼͯ͠Έ͍ͨ͜ͱ͕͋Δͷ͔ʁ • ྆ऀΛͭͳ͛ΒΕͳ͍͔ʁ ˠ8JOXJOʹͰ͖ΔͳΒ͹ͭͳ͛Α͏

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ʢࣄྫʣϏϧυ݁Ռͷ௨஌ํ๏

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ʢࣄྫʣϏϧυ݁Ռͷ௨஌ํ๏ 4&5νʔϜͰ͸ɺ 4MBDLͰͷ௨஌͕ Ұൠత

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ʢࣄྫʣϏϧυ݁Ռͷ௨஌ํ๏ Ϣʔβ͔Β͋Δ೔ɺ (JU)VCͷ13ը໘Ͱ ௨஌ͯ͠ͱཁ๬͕

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ʢࣄྫʣϏϧυ݁Ռͷ௨஌ํ๏ ҰՕॴͰશ෦ݟ͍ͨ τϨϯυ͕ શࣾతʹग़͖͍ͯͯͨ

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·ͱΊ • ਅ伨ʹϢʔβϑΝʔετ • ݴ͍ͳΓ͸ආ͚Δ • ࣗ෼͕΍Γ͍ͨ͜ͱͱ Ϣʔβͷ՝୊ղܾͱΛ ϦϯΫͤ͞Δ͜ͱ͸ΞϦ

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ࣾ಺πʔϧΏ͑ʹؕΓ͕ͪͳ՝୊ ஌ݟɿࣾ಺πʔϧͰ΋Ϣʔβத৺ ஌ݟɿεςʔΫϗϧμʔΛૄ͔ʹ͠ͳ͍ ஌ݟɿϓϩϞʔγϣϯ ·ͱΊ

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͜ͷষͷϙΠϯτ εςʔΫϗϧμʔͷ ࢧ࣋ɾڠྗͷऔΓ෇͚ͷ ඞཁੑͱͦͷํ๏

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ڵຯɾؔ৺͸ࣦΘΕಘΔ ཁ݅΍࢓༷͸ෆมͰ͔͢ʁ • Ұ౓ͷ߹ҙͰຬ଍ͯ͠͸ʢΞΧϯʣ • ڵຯɾؔ৺͸ৗʹมΘΔ • ۀ຿ͷ༏ઌ౓ͱಉ͡ ˠৗʹڵຯɾؔ৺ΛҾ͘࢓૊Έ͕ඞཁ

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ఆظతͳσϞ ಈ͘΋ͷͷΠϯύΫτΛϑϧ׆༻͢Δ ։ൃऀ͔ͩΒͦ͜ͷ ڧΈΛ׆͔ͦ͏ʂ

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ʮ஍ਤʯͷఆظతͳڞ༗ɾߋ৽ ݱ࣌఺ͷΰʔϧͱͦͷಓےΛݟͤΔ

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શͯͷཁٻʹԠ͑ͯ΋μϝ /PDPEFNPOLFZ • Ϧιʔε͸༗ݶ • ݱঢ়࣮ݱՄೳͳ͜ͱΛઆ໌͢Δ͜ͱ͸ ϓϩͷৼΔ෣͍ • ༏ઌॱҐ͸੹೚Λ͚࣋ͬͯͭΔ • ͋͘·Ͱύʔτφʔͱͯ͠ৼΔ෣͏

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ࣾ಺πʔϧͷσϞಈըΛ ϥϯνͷ৔Ͱ໾һʹ঺հ ˣ ͦͷ໾һ͕ଞͷ໾һʹσϞಈըΛڞ༗ ˣ ࢲͨͪͷ஌Βͳ͍͏ͪʹ ࣾ಺πʔϧͷར༻ऀ͕૿͍͑ͯͨʢʂʣ ʢࣄྫʣσϞಈըΛ࡞ͬͯΈͨ

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·ͱΊ • ڵຯɾؔ৺ΛҾ͘͜ͱ ཱ೿ͳ࢓ࣄ • ܾఆΛෆมͱ͸ ࢥ͍ࠐ·ͳ͍ • ݴ͍ͳΓ͸ආ͚Δ

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ࣾ಺πʔϧΏ͑ʹؕΓ͕ͪͳ՝୊ ஌ݟɿࣾ಺πʔϧͰ΋Ϣʔβத৺ ஌ݟɿεςʔΫϗϧμʔΛૄ͔ʹ͠ͳ͍ ஌ݟɿϓϩϞʔγϣϯ ·ͱΊ

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͜ͷষͷϙΠϯτ 1SPEVDU.BSLFUJOH • ૝ఆϢʔβ͕ࣾ಺։ൃऀ Ͱ͋ͬͯ΋ඞཁ • ͨͩ͠޻෉΋ඞཁ

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৘ใ͸Φʔϓϯ͔ͭͭ͘͜͠ • ڵຯɾؔ৺Λשى͠ଓ͚Δ • ఆظతͳσϞ • ʮ஍ਤʯͷఆظతͳڞ༗ɾߋ৽ • ৘ใ͸ৗʹΞΫηεͰ͖ΔΑ͏ʹ͢Δ • ςϨϏ$.͘Β͍ͭ͘͜͠ • ࣗવͱݴ༿Λ͍ͭͯग़Δ·Ͱ

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ςΩετͱσϞͷ྆࣠Ͱ ͲͪΒ΋΍Δʂ

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νϟϯωϧΛ૿΍͢ • ͚ͭͩͰ͸໨ʹ͔ͭͳ͍ • ࢹքʹೖΓࠐΜͰ ೝ஌·Ͱ͍࣋ͬͯ͘ • λʔήοτ͕޷Ή νϟϯωϧΛૂ͓͏

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ࢲͷൃ৴ͷ৔͕ΞδϟΠϧܥʹภΓ͕ͪ ˣ ,VCFSOFUFTɾ2"ܥίϛϡχςΟʹ ൃ৴৔ॴΛ֦େ ˣ 5XJUUFSܦ༝Ͱ ࣾһ͔ΒίϯλΫτΛड͚ͨʢʂʣ ʢࣄྫʣൃ৴৔ॴͷݟ௚͠

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·ͱΊ • ࣾ಺πʔϧͰ΋ ϓϩϞʔγϣϯ͸ඞਢ • Ϛϧννϟϯωϧ • ೝ஌ͤ͞Δ·Ͱଓ͚Δ

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ࣾ಺πʔϧΏ͑ʹؕΓ͕ͪͳ՝୊ ஌ݟɿࣾ಺πʔϧͰ΋Ϣʔβத৺ ஌ݟɿεςʔΫϗϧμʔΛૄ͔ʹ͠ͳ͍ ஌ݟɿϓϩϞʔγϣϯ ·ͱΊ

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ߦಈࢦ਑ͷTXJUDI ։ൃऀ໨ઢ͔Β ϓϩμΫτϚωδϝϯτ΁ • ผͷࢹ఺Λ୯७ʹ஌Βͳ͍͚͔ͩ΋ • ڭ͑Ε͹ɺΩνϯͱ׆༻ͯ͘͠ΕΔ • ίʔν͸ɺ͍ͨํ͕ྑ͍

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։ൃऀͷϝϦοτΛ׆͔͢ • ࣮ࡍʹ࡞ͬͯࢼͤΔ • ΑΓݱ࣮తͳϞϊͰ σϞͰ͖Δ • ϝϦοτʹ஫ྗͯ͠ ؾ࣋ͪΑ͘ͳΓ͗͢ͳ͍

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%FW0QTͰଉਧΛਧ͖ࠐΉ ࢓૊ΈΛ࠷ॳʹ࡞Ζ͏ • ϢʔβςετΛ͠΍͘͢ͳΔ • ݕূΛܧଓతʹߦ͍΍͘͢ͳΔ • 1JWPUΛؾ݉Ͷͳ͘Ͱ͖Δ 1E.º %FW0QT808

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ʮࣗݾ࣮ݱʯ͸Մೳ ࣗ෼͕΍Γ͍ͨ͜ͱͱ Ϣʔβͷ՝୊ղܾͱΛ ϦϯΫͤ͞Δࢹ఺ͱߦಈ͸ ͋ͬͯ΋ྑ͍