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ウチの盆栽、音が鳴るんです
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kazyamaz
December 14, 2022
Technology
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ウチの盆栽、音が鳴るんです
2022/12/14 K8s@home #2 のTalk2に関するスライドです。
# イベントURL
https://k8shome.connpass.com/event/266118/
kazyamaz
December 14, 2022
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Transcript
2022/12/14 νͷຍɺԻ͕໐ΔΜͰ͢ K8s@home #2, No.3, kazyamaz
ࣗݾհ • ·͟Θʢ@kazyamazʣ • ່͕Ϙεʢখ̏ʣ • ͳΓͨͯͷൃ໌Ոʢಛڐग़ئதʣ • K8sྺ3͘Β͍ φλσίίͱ͍͏ϓϥοτϑΥʔϜࣄۀʹܞΘ͍ͬͯ·͢
ຍࣸਅ
ຯΘ͍͔ͨ • ిݯͷ͋Δॴʹஔ • ֤ࣗͷεϚϗͰΞΫηε • ͖ͳUIͱԻ৭ΛબͿ • ؾͷ͘··ʹԋ͢Δ ͍͔ͪΘͷ"ͻͱΓͭ͝"Λ̐ਓͰηογϣϯͯ͠Έͨ
🎬 ίʔυ υϥϜ ϕʔε ϝϩσΟ ίϛϡχέʔγϣϯ͕ḿΔʂ
جຊํ • ࣋ͪӡΔ͜ͱ • Ͳ͜ͰஔͰ͖Δ͜ͱ • Ԇͳ͘ԋͰ͖Δ͜ͱ • ෳਓͰԋͰ͖Δ͜ͱ ࢄาͷ͓ͱʹKubernetes
🧳 NUCͰಈ͘γϯάϧϊʔυΫϥελ ऩೲ࣌ʢΧϝϥόοάʣ ల։࣌ʢిݯ̍ޱʣ
ϋʔυΣΞ • ΠϯςϧNUC (ୈ10ੈ i3) • ϞόΠϧϧʔλʔ (W06) • ϞόΠϧճઢ
(190PadSIM) • USB Type-C (څి & LAN) • εϐʔΧʔ (څి & AUX) NUCʹ8GBϝϞϦɺ128GB M.2 SSDΛࡌ NUC AUX εϐʔΧʔ (ࠨ) εϐʔΧʔ (ӈ) ϞόΠϧϧʔλʔ & ճઢ ిݯ USB Type-C (څి & LAN) څి
ιϑτΣΞ • OSɿDebian 11 Bullseye • K8s distributionɿK3s • On
systemdɿ • FluidSynth • JACK Audio Connection Kit • TouchOSC2MIDI • On containerdɿ • natadeCOCO Unit Services • COCOSession (React + Feathers) K3s (Containerd) Systemd Debian (ALSA) COCOSession (Feathers) natadeCOCO JACK Audio Connection Kit TouchOSC2MIDI FluidSynth (GMԻݯ) COCOSession (React) Custom MSG (websocket) MIDI MSG (UDP) MIDI MSG (ԾMIDI) MIDI MSG (ԾMIDI) AUDIO OUT εϚϗଆ NUCଆ
͍ͯ͠ΔϙΠϯτ • ࣋ͪӡͼͰ࠶ىಈͯ͠ݩ௨Γʹ͑ΔΈ • ͍͔ʹ҆ఆͯ͠λοϓ͔ΒԻग़ྗ·ͰͰ100msΔ͔ • ॳ৺ऀ͔Β্ڃऀ·ͰԻָηογϣϯΛָ͠ΊΔΞϓϦ 100msҎԆͱͯ͠ೝࣝͰ͖ͳ͍ λοϓ Իग़ྗ
ҩֶతࠜڌ
ۤ࿑͍ͯ͠ΔϙΠϯτ • ίϯςφ͔ΒJackܦ༝ͰALSAΛ͏߹ͷਖ਼߈๏͕Α͘Θ͔Βͳ͍ • USBͰ֎͚͢ΔΦʔσΟΦΠϯλʔϑΣʔεͩͱ100msӽ͑ͪΌ͏ • OSىಈ࣌ʹUSB Type-CΛωοτϫʔΫI/Fͱͯ͠ೝࣝͯ͘͠Εͳ͍ • Mobile
SafariͰΘΕ͍ͯΔWebKitʹλονΠϕϯτͷෆ۩߹͕͋Δ • εϚϗͷOSϨϕϧͰωοτϫʔΫԆΛൃੜͤ͞Δػೳ͕͋Δ • ΞΫςΟϒεϐʔΧʔ͕ແԻ࣌ʹεϦʔϓͯ࣍͠ͷग़ͩ͠ͷԻ͕໐Βͳ͍ ༗ࣝऀͷ͔ͨॿ͚͍ͯͩ͘͞😇
ΞϐʔϧϙΠϯτ • 100msҎԼͷԆ (ϕετΤϑΥʔτ) • εϚϗ16͕ಉ࣌ଓՄೳ • 4छྨͷUIͱ128छྨͷԻ৭ • ৳ͼͷ͋ΔϋʔυΣΞߏ
ిݯ̍ͭͰͲ͜ͰϥΠϒձʂ ͓ΉΖʹηογϣϯͰ͖ͨΒCOOL 🎸
͝੩ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ