Perl meets Real World - Speaker Deck

Perl meets Real World

by mackee

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Perl meets Real World 2014-08-29 YAPC::Asia 2014

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@mackee_w a.k.a Ϛίϐʔ • ໘ന๏ਓΧϠοΫ ٕज़෦ • αʔόαΠυΤϯδχΞ(Perl) • ιʔγϟϧήʔϜͷ։ൃ/ӡ༻ • ࠓ࡞͍ͬͯΔήʔϜ͸ࣄલొ࿥ड෇த

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ͯ͞

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WebΤϯδχΞ͕ Կނϋʔυ΢ΣΞ͔ʁ

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ڈ೥গ͚ͩ͠ϋʔυ΢ΣΞͷ ࢓ࣄΛͨ͠ • ઇࢁͰϥδίϯϔϦΛඈ͹͢࢓ࣄ • Webͷٕज़͔͠ແ͔ͬͨ • ௐ΂ͨΒ࠷ۙͷϋʔυ͸͍͢͜͝ͱʹͳͬ ͍ͯͨ

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࢖ٕͬͨज़ • RaspberryPi • Arduino • OpenCV • Ansible

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ϋʔυ΢ΣΞ શ෦ҰൠతʹೖखՄೳ

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ιϑτ΢ΣΞ “Web”ʹ΋௨ͣΔٕज़ͨͪ

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ۤ࿑΋͚͋ͬͨΕͲ ָ͔ͬͨ͠ͷͰ”ํ๏”ͷ Ұ෦Λ঺հ͠·͢

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ࠓ೔࿩͢͜ͱ • RaspberryPiͱArduino • Φʔϓϯιʔεϋʔυ΢ΣΞ • Perl͚ͩͰωΪΛৼΔ • ࣗ࡞ϋʔυ΢ΣΞͱະདྷ

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ࠓ೔࿩͞ͳ͍͜ͱ • ϋϯμ෇͚ʢձ৔͔Β͓ͦΒౖ͘ΒΕΔʣ • ճ࿏ઃܭʢཁ๬͕͋Ε͹ผͷػձʹʣ • ΨνͷArduinoʢ͍ͨΒ࠙਌ձͱ͔Ͱʣ • ͦͷଞΨνిࢠ޻࡞

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ୈҰষ Raspberry PiͱArduino

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Raspberry Pi http://commons.wikimedia.org/wiki/File:Raspberry_Pi_Photo.jpg

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• ARM 700MHz • 512MB RAM(Model B) • SD CARD • 100BASE-TX LAN • USB2.0 x 2 • HDMI and RCA VIDEO • Audio • Power by USB

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Q. Ͱɺ͜ΕͰPerl͸ಈ͘ͷʁ

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A. ΋ͪΖΜಈ͖·͢ʂ

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ී௨ͷLinux͕ಈ͘ • Raspbian (DebianͷRasPi޲͚ΧελϜ) • NOOBS(for beginner) • Pidora(FedoraͷRasPi޲͚ΧελϜ)

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ͦ΋ͦ΋ͷRasPiͷ໨త • খதֶੜ΍ൃల్্ࠃ޲͚ͷITڭҭ • RCAϏσΦδϟοΫ͕෇͍͍ͯΔͷ΋ൃల్্ ࠃͷϒϥ΢ϯ؅ςϨϏͰ࢖͏ͨΊ • MinecraftͷRasPi൛ͱ͔΋͋ͬͯPythonͰΧελ ϚΠζͰ͖ͨΓ͢Δ

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kano ࢠڙ޲͚ͷΦʔϧΠϯϫϯͷPCΩοτ https://www.kickstarter.com/projects/alexklein/kano-a-computer-anyone-can-make

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͔͠͠େਓ΋஫໨༷ͯ͠ʑͳ ϓϩδΣΫτ͕ڵͬͨ

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RaspberryPiΛ࢖ͬͨϓϩδΣΫτ

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Raspberry Pi͸ Կނ஫໨/׆༻͞Ε͔ͨ

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·͍͋ΖΜͳཧ༝͸͋Δ • ͍҆ (B/B+͕4000ԁఔ౓) • ΫϨδοτΧʔυαΠζ • ଞʹ΋طʹಉछͷ΋ͷ͸͋ͬͨ • ؀ڥ͕੔͍ͬͯΔ(ग़͕ࣗॳ৺ऀ޲͚) • ࡞ྫ͕ଟ͍

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GPIO

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GPIO - ݱ࣮ੈքʹհೖ͢ΔͨΊͷखஈ

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ిؾΛݟฉ͖͠ɺ͠Ό΂Δ • ϞʔλʔͳͲͷۦಈػثͷಈ࡞ -> ࢛ࢶ • ηϯαʔͰͷपғঢ়گͷݕ஌ -> ޒײ

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ిؾͱ͍͏࠷΋௿ϨΠϠʔΛ खܰʹѻ͑Δͷ͕RasPi

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Arduinoͷ࿩

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• ిؾΛѻ͏͜ͱʹಛԽ • 8bit ϚΠίϯΛ౥ࡌ • ॲཧೳྗ͸ඇৗʹখ͍͞ • USB͸ೖྗઐ༻ • ྫ֎΋͋Δ • LinuxͳͲ౸ఈಈ͔ͳ͍ • ௚઀ϐϯΛૢ࡞͢Δ

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Q. Ͱɺ͜ΕͰPerl͸ಈ͘ͷʁ

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A. (‘A`) ಈ͔ͳ͍ɻɻɻ

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ϋʔυ΢ΣΞ୯ମͰ͸ඇྗ͕ͩ ΤίγεςϜ͕ڧྗ

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Arduino IDE Arduinoʹඞཁͳ΋ͷΛશͯ٧ΊࠐΜͩιϑτ΢ΣΞ

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γʔϧυ ਌ُࢠُํࣜͰ֦ு͢ΔΞλονϝϯτ

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ϥΠϒϥϦ΍ArduinoΛલఏͱͨ͠Ωοτ

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๻͸͜͏࢖͍෼͚Δ

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RaspberryPiͰ΍Γ͍ͨ͜ͱ • ը૾ॲཧͱ͔Τϯίʔυͱ͔ॏ͍ͨॲཧ • ෳࡶͳΞϧΰϦζϜΛཁ͢Δ΋ͷ • PC޲͚ͷϥΠϒϥϦ͕͙͢ಈ͖΍͍͢ • ௒؆୯ͳΦϯΦϑఔ౓ͷϋʔυ΢ΣΞ੍ޚ

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ArduinoͰ΍Γ͍ͨ͜ͱ • ࣗ࡞ͷిࢠ෦඼ͳͲͱ࿈ܞ͢Δέʔε • Arduino޲͚ϥΠϒϥϦ͕͢Ͱʹ͋Δ৔߹ • PWM੍ޚͳͲͷߴ଎ʹΦϯɾΦϑΛ΍Δ৔߹ • RasPiͩͱ͜͏͍͏͜ͱΛ΍ΔͱCPUΛΊͬ ͪΌ৯͏

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ීஈ͸2ͭΛ૊Έ߹ΘͤΔ͜ͱ ͕ଟ͍Ͱ͕͢ɺͦΕ͸ޙͷষͰ

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ୈೋষ Φʔϓϯϋʔυ΢ΣΞ

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ΦʔϓϯιʔεϥΠηϯε • ࣗ༝ͳ࠶൦෍͕Մೳ • ιʔείʔυ͕ೖखͰ͖Δ • ೿ੜ෺Λ࡞ͬͯ΋ྑ͍ • ͦͷଞϥΠηϯε͕ܧঝ͞ΕΔͱ͔

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ϋʔυ΢ΣΞʹ͓͚Δ Φʔϓϯιʔεͱ͸

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ϋʔυ΢ΣΞͷιʔε • ϑΝʔϜ΢ΣΞ • ճ࿏ਤ • ෦඼৘ใ • ج൘഑ஔਤ

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Arduinoͷྫ

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ճ࿏ਤ(Arduino Unoͷ৔߹) http://arduino.cc/en/Main/ArduinoBoardUno

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ج൘഑ஔਤ΋Eagleͱ͍͏ ճ࿏ਤ/ج൘ΤσΟλͷܗࣜͰ ൦෍͞Ε͍ͯΔ

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ͭ·Γ؆୯ʹArduinoΛ ࣗ࡞͢Δ͜ͱ͕ग़དྷΔ

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ݱʹΫϩʔϯ͕͍ͬͺ͍ଘࡏ͢Δ

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ArduinoΛࣗ࡞͢ΔϝϦοτ • ػೳͷ௥Ճ • Ϟʔλʔ੍ޚճ࿏Λ૊ΈࠐΉͱ͔ • ϑοτϓϦϯτͷݮগ • ΊͬͪΌখ͍͞ػثʹੵΈ͍ͨ • ArduinoͷΤίγεςϜͷԸܙΛड͚ΒΕΔ

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ϋʔυΛΦʔϓϯʹ͢Δ͜ͱ • ϋοΫΛଅ͢ • ΤίγεςϜ͕ൃల͠΍͍͢ • ྲྀߦΔͱ໛଄඼͕ͨ͘͞Μग़ͯ͘Δ • Arduino΍RasPi͸໊લΛ࢖͏ͷΛϥΠη ϯεͰ੍ݶ͍ͯ͠Δ

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ΦʔϓϯʹͳΕ͹ϋʔυ΢ΣΞ Ͱ΋ϚογϡΞοϓ(ࢮޠ) ग़དྷΔͱ͍͏͜ͱͰ͢Ͷ

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ୈࡾষ Perl͚ͩͰωΪΛৼΔ

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ωΪΛৼΔͱ͸ʁʁʁ • ݩʑχίχίಈըͷॳԻϛΫಈըͰωΪΛ ৼΔ΋ͷ͕͋Δ • χίχίٕज़෦Ͱೖ໳ಈըͰΑ͘୊ࡐʹͳ Δ • ͍ΖΜͳ΋ͷͰωΪΛৼ͍ͬͯΔ

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ҎԼͷറΓͰ࡞Δ • ϋϯμ෇͚ͳ͠ ϒϨουϘʔυͳ͠ • Arduinoݴޠ͸ॻ͔ͳ͍ • Perl͸ॻ͘(YAPCͳͷͰ)

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ࡐྉ • Raspberry Pi Model B • Arduino Leonardo(Ոʹ͋ͬͨ) • GROVE System

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GROVE Systemͱ͸

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͜͏͍͏ͪͬͪΌ͍෦඼͕͋ͬͯ

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͜͏͍͏γʔϧυΛArduinoʹࡌ͚ͬͯ

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͜Μͳ͔Μ͡Ͱͭͳ͛ͯ࢖͏

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࢖͏ͨΊͷϥΠϒϥϦ΋طʹ ׬උ͞Ε͍ͯΔ

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Step 1 Raspberry PiͱArduinoͰ ͓͠Ό΂Γ͢Δ

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Firmata͍ͬͯ͏ͷΛ࢖͍·͢ • Firmata͸Arduinoͱ͔ͷϚΠίϯͱPCؒ Ͱ͓͠Ό΂Γ͢ΔͨΊͷϓϩτίϧ • ͓खܰಋೖՄೳ

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ࠓ౓͸FirmataͰLEDΛޫΒ͢

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PerlͰFirmataΛ͠Ό΂Δ

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ArduinoʹFirmataͷ εέονΛॻ͖ࠐΉ

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ϋʔυͷ΄͏ͷ४උ • ArduinoͱGROVE Base ShieldΛ઀ଓ • γʔϧυͷD4ʹLEDϞδϡʔϧΛ઀ଓ • ArduinoͱRaspberry PiΛͭͳ͛Δ

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Step 2 αʔϘϞʔλΛ࢖͏

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GROVEͷαʔϘϞʔλ D3ʹͭͳ͍ͩ

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Step 3 WebΞϓϦԽ͢Δ

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Amon2Ͱ࡞Δ

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WebΞϓϦͷػೳ • WebSocketͰ֯౓৘ใΛड৴ • ͦͷ஋ΛRedisʹॻ͖ࠐΉ

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ผϓϩηεͷϫʔΧʔ • ແݶϧʔϓͰRedisͷ஋Λ؂ࢹ • มԽ͕͋Ε͹FirmataͰArduinoʹૹ৴

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σϞ

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࠷ऴষ ࣗ࡞ϋʔυ΢ΣΞͱະདྷ

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ϋʔυ΢ΣΞΛࣗ෼Ͱ࡞ΕΔ ࣌୅͸࣮֬ʹདྷ͍ͯΔ • 3DϓϦϯλͱ͔ੲ͸ߟ͑ΒΕͳ͔ͬͨ • ᝑମΛ͔ͬ͜ྑ͘࡞Δ໰୊͕ૉૣ͘ղܾ • ϋʔυ΢ΣΞΛखചΓ͢Δ࣌୅ʹͳͬͨ • Make Fairͱ͔Ͷ

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IRKit http://getirkit.com/

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IRKit • த਎͸Arduinoޓ׵ج൘ • ͢΂ͯΦʔϓϯ • ճ࿏ઃܭ΍ᝑମͷઃܭΛݸਓͰߦ͏

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ϋʔυ΢ΣΞΛ͕ͬͭΓ΍Β ͣʹ࡞ΕΔ࣌୅ • ࣗ෼ͷख׳ΕͨݴޠͰهड़Ͱ͖Δ • ϋϯμ෇͚ෆཁ • εςοϓΞοϓ͢ΔͱϒϨουϘʔυ΍ ϋϯμ෇͚͕ඞཁʹͳΔ͚ΕͲ

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·ͩ·ͩ଍Γͳ͍͜ͱ (๻͕஌Βͳ͍͚͔ͩ΋) • ΤϯδχΞϦϯάͱͯ͠ͷ࢓૊ΈԽ • PerlͰݴ͏CPANΈ͍ͨͳ΍ͭ • ษڧձɺϫʔΫγϣοϓ • ςετ؀ڥ

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ϋʔυ΢ΣΞͳਓͱग़ձ͍͍ͨʂ • Webͷਓͱ͸Α͘ձ͏͚ΕͲɺ͜͏͍͏͜ ͱ΍͍ͬͯΔਓͳ͔ͳ͔ग़ձΘͳ͍ • ͍ͨΒ঺հͯ͠ཉ͍͠͠ɺ͋ͳ͕ͨͦ͏Ͱ ͋Ε͹༑ͩͪʹͳ͍ͬͯͩ͘͞

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͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠

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࣭ٙԠ౴΍ ͕࣌ؒ༨ͬͨΒ΍Δ༻

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ແઢԽ

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γϦΞϧΛແઢԽ • XBee/XBee WiFi΍ͦͷଞແઢLANϞδϡʔϧ • γϦΞϧΛZigBee΍WiFiʹม׵Ͱ͖Δ • ٕదʹ஫ҙ • ւ֎੡Ϟδϡʔϧ͸ి೾๏ͰҾ͔͔ͬΔͱ ͔͋Δ

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RasPi Cam

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Raspberry Piઐ༻Χϝϥ • খ͍͍ͦͦ҆͜͜͞͠(2000ԁ୆) • ͨͩ͠RasPiઐ༻ • RasPiΛϥΠϒΧϝϥͱ͔ʹग़དྷΔ • ϔϦͰ΋࢖͍·ͨ͠ʢখ͍͞͠USB৯Θͳ͍