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ハムスターを監視するシステムを Raspberry Pi と PHP の Swoole で作った話.pdf
memory
April 24, 2019
Programming
1
7.5k
ハムスターを監視するシステムを Raspberry Pi と PHP の Swoole で作った話.pdf
memory
April 24, 2019
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Transcript
ϋϜελʔΛࢹ͢ΔγεςϜΛ Raspberry Pi ͱ PHP ͷ Swoole Ͱ࡞ͬͨ 2019/04/24 PHPษڧձ@౦ژ
ΊΓʙ
ͩΕʁ
ΊΓʙ (@m3m0r7) גࣜձࣾ GameWith Ͱ αʔόʔαΠυ݉ϑϩϯτΤϯυΤϯδχΞ ͱͯ͠ಇ͍ͯ·͢ɻ ϐʔΤΠνϐʔνϣοτσΩϧ 2019 ͷ
5 ݄ʹΊ·͢ɻస৬׆ಈதͰ͢ɻ
͏ͪͷϋϜελʔͷ͝հ
Lily (ϦϦΟ) ੑผɿঁͷࢠ ੜɿ2018 11 ݄ ͖ͳ৯ɿ Ϗεέοτ, Ϧϯΰͷ͔͡Γ
ݏ͍ͳ৯ɿསͷ͔͡Γ झຯɿڅਫثͷϊζϧΛΨδΨδ͢Δ͜ͱɻΔΑΓ͖Έ͍ͨͰ͢
Έͳ͞ΜɺSwoole Λͬͨ͜ͱ͋Γ·͔͢ʁ
ͦͯ͠ɺRaspberry Pi Λͬͨ͜ͱ͋Γ·͔͢ʁ
None
ϊʔϚϧΧϝϥϞδϡʔϧ ؒ༻ΧϝϥϞδϡʔϧ
͏ͪͷ Raspberry Pi Ͱ͢
None
͏ͪͷϋϜελʔઐ༻ͷϥοΫͰ͢
͜ͷ͕ࠓճͷ Raspberry Pi Λ ͓͍ͯΔͱ͜ΖʹͳΓ·͢
ٕज़ελοΫ
- Raspbian (Raspberry Pi) - PHP 7.3 - Swoole v4
- Python 3 - React.js (+ Gulp) ओʹ͜ͷ 5 ͭ
අ༻͍͘Βͩͬͨͷ͔ʁ
- Raspberry Pi 3 Model B * 2 ≒ 5,200
* 2 ≒ 10,000 ԁ - ΧϝϥϞδϡʔϧ * 2 ≒ 5,000 * 2 ≒ 10,000 ԁ - VPS (ࠓճ ConoHa) ≒ 2,500/m ԁ - ϧʔλʔ ≒ 15,000 ԁ Πχγϟϧίετ ≒ 37,500 ԁ ϥϯχϯάίετ ≒ 2,500 ԁ
ׂͱ͍͍ஈ͠·͢
ϨΠςϯγʁ
ମײ 0.5 ඵ͘Β͍
αʔόʔͷߏ
ࣗ LAN VPS (ConoHa) PiCamera Ϟδϡʔϧ 4 byte ͷunsigned long
ͳαΠζσʔλ + picamera.start_recording (mjpeg) ϊʔϚϧΧϝϥ ͔Β TCP Ͱૹ৴ φΠτΧϝϥ͔Β TCP Ͱૹ৴
ࣗ LAN ଆͲ͏ͳ͍ͬͯΔͷ͔ʁ
- ͦͦࣗͷωοτϫʔΫͷϙʔτ։͚ͨ͘ͳ͔ͬͨ - தܧαʔόʔ͓͚ສࣄղܾʂ͘͞Βͷ VPS ͷ౦ژϦʔδϣϯ͕ۭ͍ͯ ͳ͔ͬͨͷͰɺࠓճಅͷ ConoHa ΛνϣΠε -
ϧʔλʔΛ৽ௐͯ͠࠷ߴͷڥʹͨ͠ - Python3 ͷ picamera Λͬͯແݶʹ VPS (ConoHa) ʹૹΓ͚͍ͭͯ·͢
None
VPS ଆͲ͏ͳ͍ͬͯΔͷ͔ʁ
- PHP ͷ Swoole ͷ Coroutine Λͬͯ Raspberry Pi ͔Βͷσʔλͷड৴
༻αʔόʔ, ConoHa σʔλΛૹΔͨΊͷૹ৴༻αʔόʔΛ༻ҙ - ͨͬͨ͜Ε͚ͩʂ Simple is best.
※ Ұ෦ͷίʔυ
࣮ࡍͷϓϩμΫτͷը໘
None
ετϦʔϛϯάͷςετ
Ͳ͏͔ͬͨʁ
ΧϝϥͷԼͰखΛৼΓͭͭϐʔεΛ͢Δ
None
- mjpeg Motion JPEG ͷུɻ - H.264ݕ౼ͨ͠ͷͰ͕͢ɺ ffmpeg Λ௨͢ͱϨΠςϯγ͕
5 ඵ͘Β͍૿͑Δ ͕͋Γ, mjpeg ΛνϣΠε - MIME type multipart/x-mixed-replace Ͱৗ࣌ίωΫγϣϯΛషΔ - (ͳͷͰɺϒϥβͷλϒϩʔσΟϯάதͷ··) - ϨΠςϯγ ମײ 0.5 ඵ͘Β͍ɻͦ͜ΒΜͷͷΑΓૣ͍ - ΊͬͪΌ͵Δ͵Δʹಈ͘
Swoole ΛͬͯΈͯͷײ
- PHP Ͱඇಉظॲཧ͑Δͷਆʂ - Ϗϧυ࣌ʹ —enable-maintainer-zts Λ͠ͳ͍͍ͯ͘ͷͰɺಋೖͷϋʔυ ϧ͕͍ ( phpize
͚ͩͰ͍͚Δ ) - Atomic ͕ͤΊͯ serializable ͳͷ͑ΔΑ͏ʹͳΔͱͳ͓خ͍͠ - ݱঢ়Ͱ͖ͳ͍ͷͰɺ Channel ͰແཧΓ Coroutine ؒͷσʔλͷड͚ ͠Λ͍ͯ͠·͢ɻ
՝
ೋޙʹεΫϦϓτ͕མͪΔ
ϩάऔͬͯͳ͍ͷͰམͪͨ ݪҼ͕Θ͔Βͳ͍ʗ(^o^)ʘ
Ҏ্Ͱ͢
THANK YOU FOR YOUR LISTENING !!