tmux 入門 / Introduction to tmux
by
Yusuke Miyazaki
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CLI ʹ͍ͭͯޠΔձ tmux ೖ Yusuke Miyazaki @ymyzk May 28th, 2017 CAMPHOR- HOUSE 1 / 30
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͓͠ͳ͕͖ 1. ͡Ίʹ 2. tmux ͷػೳհ 3. tmux ͷ͍ํ 4. tmux ͷ׆༻ 2 / 30
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tmux ͱ? 3 / 30
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tmux is a terminal multiplexer 4 / 30
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terminal multiplexer? It lets you switch easily between several programs in one terminal, detach them (they keep running in the background) and reattach them to a different terminal. And do a lot more. — From http://tmux.github.io 5 / 30
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tmux ͷػೳ 6 / 30
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͜Μͳͱ͖͋Γ·ͤΜ͔? (λʔϛφϧͰ)͋Δ࡞ۀΛ͍͕ͯͨ͠, ผͷ࡞ۀΛ͍ͨ͠ Ͱ, લͷը໘ดͨ͘͡ͳ͍ ΤσΟλͰϓϩάϥϜΛॻ͖ͳ͕Β, ͦͷϓϩάϥϜΛί ϯύΠϧ/࣮ߦ͍ͨ͠ 7 / 30
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͜Μͳ͜ͱͯ͠·ͤΜ͔? λʔϛφϧͷΟϯυλϒΛ։͚ྑ͍͕, ͍ʹͦ͘͏ 8 / 30
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tmux Λ͏ͱ 1ͭͷλʔϛφϧͰηογϣϯ ɾ Οϯυ ɾ ϖΠϯΛͬͯ, ෳ ͷϓϩάϥϜΛ࣮ߦͰ͖Δ! 9 / 30
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͜Μͳ͜ͱ͋Γ·ͤΜ͔? 2 ࣮ߦʹ͕͔͔࣌ؒΔॲཧΛߦ͍ͬͯΔؒ, ผͷ࡞ۀΛ͍ͨ͠ SSH Ͱ࡞ۀ͍͕ͯͨ͠, ωοτϫʔΫ͕Εͯ, ࡞ۀ͕தஅ ͯ͠͠·ͬͨ ! ͋ΔͰ࡞ۀ͍͕ͯͨ͠, ผͷʹҠಈͯ͠࡞ۀΛଓ͚ ͍ͨ 10 / 30
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tmux Λ͏ͱ σλονͯ͠, ࡞ۀΛதஅग़དྷΔ ϓϩάϥϜΛόοΫάϥϯυͰ࣮ߦͨ͠·· Ξλονͯ͠, ࡞ۀΛ࠶։͢Δ͜ͱ͕ग़དྷΔ SSH ଓ͕Εͯ, Ξλον͢Εେৎ ෳͷॴ͔Βಉ͡ηογϣϯΛΞλονͰ͖Δ 11 / 30
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·ͱΊ: tmux Ͱग़དྷΔ͜ͱ 1ͭͷλʔϛφϧͰෳͷϓϩάϥϜΛ࣮ߦ (ηογϣϯ ɾ Οϯυ ɾ ϖΠϯ) ը໘ (Οϯυ) ΛΓସ͑Δ ΟϯυΛׂͯ͠͏ (ϖΠϯ) λʔϛφϧͰͷ࡞ۀΛதஅ ɾ ࠶։ (σλον ɾ Ξλον) ෳͷλʔϛφϧ͔Β1ͭͷηογϣϯΛಉ࣌ʹΞλον ෳͷϖΠϯʹಉ࣌ʹೖྗ etc 12 / 30
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ͬͯΈͨ͘ͳΓ·͔ͨ͠? " 13 / 30
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ͪΐͬͱدΓಓ # 14 / 30
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൪֎ฤ: GUI Ͱμϝ? $ ྫ͑iTerm (macOS ༻) Ͱը໘ׂग़དྷΔ ηογϣϯΛΞλον ɾ σλον͢Δػೳ͕ͳ͍ (ཁௐࠪ) OS ʹґଘͯ͠͠·͏ͷͰ, ଞͷ OS Ͱಉ͡ͷ͕͑ͳ͍ SSH ܦ༝Ͱαʔόʔʹଓͨ͠ࡍͳͲʹ͑ͳ͍ ͔ͬ͠Γ͏ͳΒ tmux ͷํ͕ྑͦ͞͏ 15 / 30
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൪֎ฤ: ྨࣅͷϓϩδΣΫτ GNU Screen ػೳ tmux ʹࣅ͍ͯΔ ͪ͜Βͷํ͕͔ͳΓݹ͍ϓϩδΣΫτ (80ʙ) GPL ϥΠηϯε (फڭతཧ༝͕͋Ε) Byobu screen tmux ͷϥούʔ 16 / 30
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tmux ΛͬͯΈΑ͏ 17 / 30
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Πϯετʔϧ Linux (Debian ܥ): apt install tmux macOS (Homebrew): brew install tmux Windows: Bash on Windows ͰೖΔΒ͍͠...? (ཁݕূ) 18 / 30
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ىಈ ɾ جຊૢ࡞ ɾ ऴྃ ىಈ: tmux جຊૢ࡞ Prefix-key some-key Prefix-key ͷσϑΥϧτ Ctrl-b Ctrl-b Ctrl Λԡ͠ͳ͕Β b Λԡ͢ͷҙ มߋͰ͖·͢ (มߋͯ͠Δਓ͕ଟ͍ؾ͕͢Δ) ྫ Prefix c : Ctrl-b Λԡͯ͠, ҰΩʔΛͯ͠ c Λԡ͢ ৽نΟϯυ͕։͖·͢ ऴྃ: Οϯυ͕ͳ͘ͳΔͱউखʹऴྃ 19 / 30
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ηογϣϯͷૢ࡞ σλον: Prefix d ηογϣϯΛσλον ϓϩάϥϜόοΫάϥϯυͰ࣮ߦ͞Ε·͢ ྲྀੴʹϚγϯΛ࠶ىಈ͢Δͱఀࢭ͠·͢ Ξλον: tmux attach -t σλονͨ͠ηογϣϯΛ։͘ ηογϣϯ໊ͷมߋ: Prefix $ 20 / 30
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Οϯυૢ࡞ Οϯυ࡞: Prefix c ΟϯυΓସ͑: ࣍ͷΟϯυ: Prefix n લͷΟϯυ: Prefix p x ൪ͷΟϯυ: Prefix 21 / 30
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ϖΠϯૢ࡞ ΟϯυΛׂͯ͠ϖΠϯΛ࡞ ॎʹׂ (ԣʹϖΠϯΛฒΔ): Prefix % ԣʹׂ (ॎʹϖΠϯΛฒΔ): Prefix " ϖΠϯͷׂΛΊͯΟϯυʹ: Prefix ! ϖΠϯͷΓସ͑: Prefix o 22 / 30
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ηογϣϯ ɾ Οϯυ ɾ ϖΠϯ 23 / 30
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ηογϣϯ ɾ Οϯυ ɾ ϖΠϯ ηογϣϯ1 (Ξλον ɾ σλον͢Δͷ͜ͷ୯Ґ) Οϯυ1 (λϒʹ͍ۙ) ϖΠϯ1 (ׂ͞Εͨ1ͭͷ෦) ϖΠϯ2 Οϯυ2 ϖΠϯ1 Οϯυ3 ϖΠϯ1 ηογϣϯ2 ... 24 / 30
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tmux Λ׆༻͠Α͏ 25 / 30
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tmux ͷઃఆ tmux ͷΩʔόΠϯυઃఆϑΝΠϧͰมߋͰ͖Δ ઃఆ ~/.tmux.conf ʹஔ͘ Vi-like ͳઃఆ Emacs-like ͳઃఆબΔ ࣗͷखʹͳ͡ΉઃఆΛ͍ͯ͘͠ ৽͍͠ઃఆΛಡΈࠐΉࡍͷҙ tmux source-file ~/.tmux.conf Λ࣮ߦ͢Δ͔ ͯ͢ͷηογϣϯΛऴྃͯ͠࠶ىಈ͢Δ 26 / 30
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tmux.conf ͷྫ # Prefix ͷมߋ (Ctrl-t ʹ) unbind C-b set -g prefix C-t bind C-t send-prefix # Οϯυͷ൪߸Λ 1-index ʹ (Ωʔྻͱἧͬͯײత) set -g base-index 1 # Prefix Ctrl-r ͰઃఆಡΈࠐΈ bind C-r source-file ~/.tmux.conf 27 / 30
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͞Βʹৄ͘͠ ݱࡏͷઃఆ: Prefix ? ϚχϡΞϧ: man 1 tmux ઃఆΛ୳͢: GitHub Ͱݕࡧ filename:tmux.conf @ymyzk ͷઃఆ https://github.com/ymyzk/dotfiles ʹ͋Γ·͢ ϓϥάΠϯ: Tmux Plugin Manager Tips: tmux ΞοϓσʔτͰઃఆͷ༷͕Α͘มΘΔͷͰ, ใͷ৽͠͞, ࣗͷ͍ͬͯΔ tmux ͷόʔδϣϯʹ ҙ! 28 / 30
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·ͱΊ շదͳ CLI ڥʹ tmux ͷΑ͏ͳλʔϛφϧϚϧνϓϨΫ α͕ඞਢ tmux ͕खʹ߹Θͳ͍ਓ screen byobu Λࢼͯ͠Έ ͍͍͔ͯ গͣͭ͠ઃఆΛՃͯ͠, ࣗͷखʹͳ͡ΉઃఆΛ 29 / 30
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Happy Hacking with tmux!! 30 / 30