TUI App in Rust

Transcript

1. RustͰ࡞ΔTUIΞϓϦέʔγϣϯ Fukuoka.rs#7 ɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹΫϥεϝιουגࣜձࣾ ɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹ ɹɹฏ઒ 1
2. About me • Ϋϥεϝιουגࣜձࣾ (Developers.IOͷͱ͜) • ෱ԬΦϑΟεॴଐ • CXࣄۀຊ෦ • αʔόʔαΠυΤϯδχΞ • ΍ͬͯΔ͜ͱ • AWS؀ڥʹγεςϜߏங • ϞόΠϧΞϓϦ • IoT 2
3. ΞδΣϯμ • എܠ • TUIΞϓϦέʔγϣϯͱ͸ʁ • RustͰͲ͏࡞Δ͔ • ·ͱΊ 3
4. എܠ • AWS্ʹγεςϜΛߏங͍ͯ͠ΔͱɺCloudWatch Logsͷ͓ੈ࿩ʹͳΔ͜ͱ͕ଟ͍ • Ϛωδϝϯτίϯιʔϧ͔ΒϩάΛ֬ೝͰ͖Δ͕ຖճϒϥ΢βΛ։͘ͷ͸໘౗͍͘͞ • λʔϛφϧ͔Β֬ೝ͍͕ͨ͠ɺAWS CLI͸ࢦఆ߲໨͕ଟ͘৚݅Λม͑ͳ͕ΒݟΔ৔߹͸গ͠໘ ౗͍͘͞ • ϩάάϧʔϓͷࢦఆ • ϩάετϦʔϜͷࢦఆ • ର৅ظؒͷࢦఆ ͜ͷ͋ͨΓͷ৚݅Λ؆୯ʹࢦఆͰ͖ΔΑ͏ʹ͍ͨ͠ 4
5. ͦ͜ͰTUIΞϓϦέʔγϣϯ 5
6. TUIΞϓϦέʔγϣϯͱ͸ • Text-based user interfaces • Terminal user interfacesͱ΋ݺ͹ΕΔΈ͍ͨ • ࢀߟ: Text-based user interface | Wikipedia • CLI͸ίϚϯυϥΠϯͰૢ࡞͢Δ • GUI͸ΞΠίϯ΍ը૾ͱ͍ͬͨάϥϑΟΧϧͳUIͰૢ࡞͢Δ • TUI͸໊લͷ௨ΓɺςΩετϕʔεͷUIͰૢ࡞͢Δ 6
7. GDB (TUIϞʔυ) • ιʔείʔυ • ϒϨʔΫϙΠϯτ • step/nextͰιʔείʔυͷද͕ࣔมΘ Δ 7
8. Tig ը૾͸tui-rsͷϦϙδτϦΛදࣔͨ͠΋ͷ 8
9. bo#om 9
10. TUIΞϓϦέʔγϣϯͷߏ੒ཁૉ • λʔϛφϧ੍ޚ • Πϕϯτ੍ޚ • ΞϓϦέʔγϣϯϩδοΫ • UIඳը 10
11. λʔϛφϧ੍ޚ • TUI͸λʔϛφϧը໘શҬʹඳը͢Δ • ΞϓϦىಈ·Ͱͷදࣔ಺༰͕ফ͑ͳ͍Α͏ʹ͍ͨ͠ • Alternate ScreenΛ࢖͏ • ඪ४ೖྗ͸EnterΛԡ͢ͱೖྗ͕֬ఆ͢Δ • TUIͰΠϯλϥΫςΟϒʹૢ࡞͍ͨ͠৔߹͸ඍົ • rawϞʔυʹ੾Γସ͑Δ • ීஈ͸cookedϞʔυ 11
12. Πϕϯτ੍ޚ • TickΠϕϯτ • ҰఆִؒͰൃੜ͢ΔΠϕϯτ • σʔλͷߋ৽΍ը໘ͷඳըͰར༻͢Δ • ೖྗΠϕϯτ • Ϛ΢εೖྗ΍ΩʔೖྗͰൃੜ͢ΔΠϕϯτ • ը໘Λ੾Γସ͑ͨΓɺԿ͔͠ΒͷػೳΛ࣮ߦ͢Δͷʹར༻͢Δ 12
13. ΞϓϦέʔγϣϯϩδοΫ • ΞϓϦέʔγϣϯݻ༗ͷϩδοΫ • "gͷ৔߹͸GitΛૢ࡞͢Δ • bo)omͷ৔߹͸γεςϜ΍ϓϩηεͷঢ়ଶΛऔಘ͢Δ 13
14. UIඳը • ΞϓϦέʔγϣϯϩδοΫͰऩूͨ͠σʔλΛඳը͢Δ • GUIͱҧͬͯλʔϛφϧ্ʹදࣔ͢Δ • ςΩετϕʔε͕ͩ࠷ۙ͸Ϧονͳදࣔ΋૿͍͑ͯΔ 14
15. RustͰͲ͏࡞Δ͔ 15
16. λʔϛφϧ੍ޚ • ৭ʑͳϥΠϒϥϦ͕༻ҙ͞Ε͍ͯΔ • termion • h*ps:/ /github.com/redox-os/termion • crossterm • h*ps:/ /github.com/crossterm-rs/crossterm Windows΋αϙʔτ͍ͨ͠৔߹͸crosstermΛ࢖͏͜ͱ͕ଟͦ͏ • Using cossterm for windows support. by TimonPost · Pull Request #99 · Rigellute/spo?fy- tui 16
17. λʔϛφϧ੍ޚ: crosstermͷ৔߹ 17
18. λʔϛφϧ੍ޚ: crosstermͷ৔߹ 18
19. Πϕϯτఆٛ ֤ΠϕϯτΛఆٛ͢Δ 19
20. TickΠϕϯτ - ඪ४ϥΠϒϥϦͰ࣮ݱ͢Δ • std::sync::mpsc Ͱ௨৴༻νϟωϧΛ࡞Δ • std::thread ͰTickΠϕϯτ༻ͷεϨουΛ࡞Δ • (νϟωϧʹTickΠϕϯτૹ৴ → εϦʔϓ) Λ܁Γฦ͢ 20
21. TickΠϕϯτ - ΫϨʔτΛར༻͢Δ • crossbeam-channelͷ tick Λ࢖͏ • ytop͕͜ͷํࣜ • tokioͷ interval Λ࢖͏ • ͜ͷํࣜ͸ݟ౰ͨΒͣ 21
22. TickΠϕϯτ - tokioͷ৔߹ 22
23. ೖྗΠϕϯτ λʔϛφϧ੍ޚͷϥΠϒϥϦΛ࢖࣮ͬͯݱ͢Δ • termion • termion::input::TermRead Λ࢖͏ • std::io::stdin().keys() ͰΩʔೖྗΛѻ͑ΔΑ͏ʹͳΔ • ࢀߟ: h,ps:/ /docs.rs/termion/1.5.5/termion/input/trait.TermRead.html#tymethod.keys • crossterm • crossterm::event::read ͰΩʔೖྗΛಡΈࠐΉ • featuresͰ event-stream Λ༗ޮʹ͢ΔͱΩʔೖྗΛඇಉظετϦʔϜͰѻ͑Δ • ࢀߟ: h,ps:/ /docs.rs/crossterm/0.18.0/crossterm/event/fn.read.html 23
24. ೖྗΠϕϯτ - crossterm event-streamͷ৔߹ 24
25. ΞϓϦέʔγϣϯϩδοΫ • ΞϓϦέʔγϣϯݻ༗ͷϩδοΫΛ࣮૷͢Δ • ࠓճ͸CloudWatch Logsͷσʔλऔಘ͕ϝΠϯॲཧ • ݱঢ়͸ެࣜͷAWS SDKͳ͠ • ඇެ͕ࣜͩ Rusoto Λ࢖͏ͱAWSͷ֤छAPIʹΞΫηεͰ͖Δ • h7ps:/ /github.com/rusoto/rusoto 25
26. UIඳը Կछྨ͔͋ΔͷͰ޷Έͷ΋ͷΛ࢖͏ͱྑͦ͞͏ • tui-rs • h)ps:/ /github.com/fdehau/tui-rs • Cursive • h)ps:/ /github.com/gyscos/Cursive 26
27. ࡞ͬͨ΋ͷ • ະ׬੒ɾະެ։Ͱ͢ 27
28. ࡞ͬͨ΋ͷ - ߏ੒ • λʔϛφϧ੍ޚ • crossterm • Πϕϯτ੍ޚ • TickΠϕϯτ → tokio::time::interval • ೖྗΠϕϯτ → crossterm::event::EventStream • ΞϓϦέʔγϣϯϩδοΫ • CloudWatch LogsपΓ → rusoto_logs • UIඳը • tui-rs 28
29. ৼΓฦΓ ઌʹ΍ͬͱ͚͹/஌ͬͯΕ͹Α͔ͬͨܥͷϊ΢ϋ΢ • ඪ४ग़ྗ΁ͷϩάग़ྗ͸NG • ϑΝΠϧग़ྗ͢Δ • σόοά༻ͷ΢ΟδΣοτΛ࡞੒͢Δ (Φεεϝ) • CLion͔Βىಈ/σόοάͰ͖ͳ͍ • rawϞʔυʹ੾Γସ͑ΒΕͳ͍ͨΊ • λʔϛφϧͰىಈ͔ͯ͠ΒϓϩηεʹσόοΨΛΞλον͢Ε͹ྑ͍ 29
30. ·ͱΊ • RustͩͱखܰʹTUIΞϓϦέʔγϣϯ࡞ΕΔ • ඞཁͳϥΠϒϥϦ͕ॆ࣮͍ͯ͠Δ • termion • crossterm • tui-rs • CLI→TUIʹ͢Δͱૢ࡞ָ͕ʹͳΔέʔε΋͋Γͦ͏ • TUIΞϓϦͳͲπʔϧ࡞੒Λ௨ͯ͠RustͷཧղΛਂΊ͍͖͍ͯͨ 30
31. ࢀߟ • Tig • h&ps:/ /github.com/jonas/5g • tui-rs • h&ps:/ /github.com/fdehau/tui-rs • ytop • h&ps:/ /github.com/cjbassi/ytop • bo&om • h&ps:/ /github.com/ClementTsang/bo&om • spo5fy-tui • h&ps:/ /github.com/Rigellute/spo5fy-tui 31
32. ͓͠·͍ 32