buck, okbuck そして okbazel

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   buck, okbuck ͦͯ͠ okbazel @Horie1024 2017/3/23 Gotanda.mobile #2 1

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   About Me • Ryosuke Horie @Horie1024 • VASILY,Inc. AndroidΤϯδχΞ •

   ࡢ೥11݄ʹޒ൓ా΁ • !ͱࣗಈԽ͕޷͖ • ࠷ۙࢠڙ͕ੜ·Ε·ͨ͠" 2
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   ࠓ೔࿩͢಺༰ • AndroidͷϏϧυπʔϧʹ͍ͭͯͷ࿩ 3

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   AndroidͷϏϧυπʔϧ • 2017/3/23ݱࡏ Android StudioͰͷ։ൃ͕Ұൠత • Android Gradle Plugin •

   Android StudioͷϏϧυγεςϜ͸Gradleϕʔε • Ϗϧυπʔϧͱͯ͠Gradle͕ඪ४ 4
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   GradleͰͷϏϧυ • Gradle͸ڧྗ! • DSLͰͷϏϧυεΫϦϓτͷهड़ • ϚϧνϓϩδΣΫτͷϏϧυ • ॊೈͳґଘؔ܎ͷ؅ཧͳͲ •

   ͔͠͠Ϗϧυ͕଎͘ͳ͍" 5
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   ϏϧυΛߴ଎Խ͢Δʹ͸ʁ! • Ξϓϩʔν͸2ͭ • ઃఆͷௐ੔ • GradleҎ֎ͷϏϧυπʔϧͷར༻ 6

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   ઃఆͷௐ੔ • ϓϩδΣΫτʹ߹Θͤͯνϡʔχϯά • How to decrease your Gradle build

   time by 65%? • 10 Tips to Improve Your Gradle Build Time 7
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   GradleҎ֎ͷϏϧυπʔϧͷར༻ • Bazel • Buck 8

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   Bazel • Google͕։ൃ͍ͯ͠ΔϏϧυπʔϧ • Cookpad͞Μͷهࣄ͕Θ͔Γ΍͍͢ • http://techlife.cookpad.com/entry/introduce- bazel-build 9

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    Buck • Facebook͕։ൃɾ࢖༻͍ͯ͠ΔϏϧυπʔϧ • ex-Googlers͕FacebookͰ࡞ͬͨΒ͍͠(Bazel Q&AΑΓ) • Buck͸BazelΑΓޙʹઃܭ • ಛ௃͕ҟͳΔͷͰGoogle͸BuckΛ࢖Θͳ͍(Bazel

    Q&AΑΓ) 10
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    BazelͱBuckͷҧ͍͸ʁ! 11

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    Bazel features • Speed • Scalability • Flexibility • Correctness

    • Reliability • Repeatability 12
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    Buck features • Speed up your builds • Add reproducibility

    to your builds • Get correct incremental builds • Understand your dependencies • Integrate with your IDE 13
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    BazelͱBuckͷҧ͍͸ʁ! • ͲͪΒ΋Ϗϧυ͕଎͍ͷ͕ചΓ • ϏϧυΛߴ଎Խ͍ͨ͠ͷͰخ͍͠ • ಛ௃͕શମతʹࣅ͍ͯΔΑ͏ͳؾ΋ɾɾ • ϏϧυεΫϦϓτͷॻ͖ํ΋ࣅ͍ͯΔ 14

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    Bazel android_library rule sample android_library( name = "activities", srcs =

    glob(["src/activities/*.java"]), custom_package = "com.google.bazel.example", manifest = "src/example/AndroidManifest.xml", resource_files = glob(["src/example/res/**"]), ) 15
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    Buck android_library rule sample android_library( name = 'lib', srcs =

    glob(['*.java']), deps = [ '//android/resources:res', '//android/cxx:jni', ], visibility = [ '//android:demo-app', ], ) 16
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    BazelͱBuckͷҧ͍͸ʁ! • ͲͪΒ΋Ϗϧυ଎౓͕଎͍ͷ͕ചΓ • શମతʹࣅ͍ͯΔ • ϏϧυεΫϦϓτͷॻ͖ํ΋ࣅ͍ͯΔ 17

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    BazelͱBuckͷҧ͍͸ʁ! • ͲͪΒ΋Ϗϧυ଎౓͕଎͍ͷ͕ചΓ • શମతʹࣅ͍ͯΔ • ϏϧυεΫϦϓτͷॻ͖ํ΋ࣅ͍ͯΔ • ͲͪΒ΋Ϗϧυͷઃఆ͕೉͍͠ 18

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    Ϗϧυͷઃఆਏ͍໰୊ • BazelɺBuckͷͲͪΒ΋Gradleͱൺֱͯ͠ཧղ͠ਏ͍ • Gradle͔ΒͷҠߦίετ⬆ • ϝϯς͢Δͷਏͦ͏ • ͦ͜Ͱొ৔͢Δͷ͕okbuck 19

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    okbuck • Uber͕։ൃ͍ͯ͠ΔGradle plugin • https://github.com/uber/okbuck • GradleϓϩδΣΫτͰBuckΛ׆༻͢Δͷ͕໨త • Gradle

    wrapperϥΠΫͳBuck wrapperΛఏڙ • ./buckw build target 20
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    okbuck tasks • buckWrapper - Create buck wrapper • okbuck

    - Generate BUCK files • okbuckClean - Delete configuration files generated by OkBuck • setupOkbuck - Setup okbuck cache and dependencies 21
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    Generate BUCK files • ./gradlew okbuckͰBUCKϑΝΠϧΛੜ੒ • build.gradle͔ΒઃఆΛಡΈࠐΈࣗಈੜ੒ 22

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    GradleͱBuckͷڞଘ • GradleϓϩδΣΫτͷߏ੒Λม͑ͣʹBuckͱڞଘ • طଘͷϓϩδΣΫτ΁ͷಋೖ͕༰қ • ։ൃ͸BuckɺϦϦʔεAPK͸GradleͰϏϧυͷΑ͏ͳ࢖͍ํ΋ 23

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    Ϗϧυ଎౓ൺֱ • okbuckαϯϓϧϓϩδΣΫτݕূ • 5ճΫϦʔϯϏϧυΛ࣮ߦͨ͠ฏۉ஋ • Buck: ฏۉ 19.6s •

    Gradle: ฏۉ 79.2s 24
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    okbuckͷ੍໿ • Buckͷ੍໿Λͦͷ··ड͚Δ • DataBindingඇαϙʔτ! • Kotlinඇαϙʔτ! • Facebookͷํ਑ʹࠨӈ͞ΕΔ 25

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    okbazel͸ʁ 26

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    okbazel • okbuckͷrepositoryʹPull Request͕ग़͍ͯΔ • Experimental okbazel support #251 •

    PRग़ͯ͠Δͷ͸BazelͷதͷਓΒ͍͠ • Ϛʔδ͸͞Ε͍ͯͳ͍ 27
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    okbazelͷ੍໿ • Bazelͷ੍໿Λͦͷ··ड͚Δ • DataBindingαϙʔτ͸PR͕ग़͍ͯΔ • Add Android data binding

    support • Kotlinαϙʔτ͸ݱঢ়Ͳ͏ͳΔ͔Θ͔Βͳ͍ • Google͕։ൃ͍ͯ͠Δͷ͸େ͖͍ 28
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    ·ͱΊ • okbuckΛར༻͢ΔͱGradleϓϩδΣΫτͰBuckΛར༻Մೳ • buckͰϏϧυ଎౓͸଎͘ͳΓͦ͏੍͕ͩ໿΋͋Δ • okbazel͕։ൃதͳͷͰظ଴! 29

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    ͋Γ͕ͱ͏͍͟͝·ͨ͠ 30