Toycol: Define your own application protocol

RubyKaigi Takeout 2021
https://rubykaigi.org/2021-takeout/presentations/coe401_.html

shioimm / Toycol
https://github.com/shioimm/toycol

Transcript

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22. *UHPFTMJLFUIJT
    

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23. $ toycol server
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    $ toycol client “quack, quack /posts<3user_id=1”
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24. $ toycol server
    
    [Toycol] Start built-in server, listening on unix:///tmp/toycol.socket
    
    [Toycol] Start proxy server on duck protocol,
    
    listening on localhost:9292
    
    => Use Ctrl-C to stop
    
    [Toycol] Received message: "quack, quack /posts<3user_id=1”
    
    [Toycol] Message has been translated to HTTP request message:
    
    "GET /posts? user_id=1 HTTP/1.1\r\nContent-Length: 0\r\n\r\n"
    
    [Toycol] Successed to Send HTTP request message to server
    
    [Toycol] Received response message from server:
    
    HTTP/1.1 200 OK
    
    [Toycol] Finished to response to client
    -PHTPOUIFTFSWFSTJEF
    

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25. $ toycol client “quack, quack /posts<3user_id=1”
    
    [Toycol] Sent request message: quack, quack /posts<3user_id=1
    
    ---
    
    [Toycol] Received response message:
    
    HTTP/1.1 200 OK
    
    Content-Type: text/html
    
    Content-Length: 32
    
    quack quack, I am the No.1 duck
    -PHTPOUIFDMJFOUTJEF
    

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    $ toycol generate rubylike
    
    [Toycol] Generate Protocol
    fi
    le.rubylike in /path/to/current_directory
    
    [Toycol] Generate con
    fi
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37. ᶄ%F
    fi
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    MF
    Toycol::Protocol.de
    fi
    ne(:rubylike) do
    
    request.path do |message|
    
    /['"](?.+)['"]/.match(message)[:path]
    
    end
    
    request.http_method do |message|
    
    case /\.(?[A-z]+)/.match(message)&.captures&.
    fi
    rst
    
    when "get" then "GET"
    
    else “Raise"
    
    end
    
    end
    
    additional_request_methods "Raise"
    
    custom_status_codes(
    
    600 => "SyntaxError...",
    
    )
    
    end
    
    6TFS
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    fi
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38. Toycol::Protocol.de
    fi
    ne(:rubylike) do
    
    request.path do |message|
    
    /['"](?.+)['"]/.match(message)[:path]
    
    end
    
    request.http_method do |message|
    
    case /\.(?[A-z]+)/.match(message)&.captures&.
    fi
    rst
    
    when "get" then "GET"
    
    else “Raise"
    
    end
    
    end
    
    additional_request_methods "Raise"
    
    custom_status_codes(
    
    600 => "SyntaxError...",
    
    )
    
    end
    
    6TFS
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39. Toycol::Protocol.de
    fi
    ne(:rubylike) do
    
    request.path do |message|
    
    /['"](?.+)['"]/.match(message)[:path]
    
    end
    
    request.http_method do |message|
    
    case /\.(?[A-z]+)/.match(message)&.captures&.
    fi
    rst
    
    when "get" then "GET"
    
    else “Raise"
    
    end
    
    end
    
    additional_request_methods "Raise"
    
    custom_status_codes(
    
    600 => "SyntaxError...",
    
    )
    
    end
    
    6TFS
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40. Toycol::Protocol.de
    fi
    ne(:rubylike) do
    
    request.path do |message|
    
    /['"](?.+)['"]/.match(message)[:path]
    
    end
    
    request.http_method do |message|
    
    case /\.(?[A-z]+)/.match(message)&.captures&.
    fi
    rst
    
    when "get" then "GET"
    
    else “Raise"
    
    end
    
    end
    
    additional_request_methods "Raise"
    
    custom_status_codes(
    
    600 => "SyntaxError...",
    
    )
    
    end
    
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41. Toycol::Protocol.de
    fi
    ne(:rubylike) do
    
    request.path do |message|
    
    /['"](?.+)['"]/.match(message)[:path]
    
    end
    
    request.http_method do |message|
    
    case /\.(?[A-z]+)/.match(message)&.captures&.
    fi
    rst
    
    when "get" then "GET"
    
    else “Raise"
    
    end
    
    end
    
    additional_request_methods "Raise"
    
    custom_status_codes(
    
    600 => "SyntaxError...",
    
    )
    
    end
    
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42. Toycol::Protocol.de
    fi
    ne(:rubylike) do
    
    request.path do |message|
    
    /['"](?.+)['"]/.match(message)[:path]
    
    end
    
    request.http_method do |message|
    
    case /\.(?[A-z]+)/.match(message)&.captures&.
    fi
    rst
    
    when "get" then "GET"
    
    else “Raise"
    
    end
    
    end
    
    additional_request_methods "Raise"
    
    custom_status_codes(
    
    600 => "SyntaxError...",
    
    )
    
    end
    
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43. ᶅ#VJMEB3BDLDPNQBUJCMFBQQMJDBUJPO
    require "rack"
    
    require "toycol"
    
    Toycol::Protocol.use(:rubylike)
    
    class App
    
    def call(env)
    
    case env["REQUEST_METHOD"]
    
    when “GET”
    
    [200, { "Content-Type" => "text/html" }, [“I love Ruby!”\n”, ”I love RubyKaigi!\n”]]
    
    when “Raise”
    
    [600, { "Content-Type" => "text/html" },
    
    [“Unexpected request message”]]
    
    end
    
    end
    
    end
    
    run App.new
    6TFS
    DPO
    fi
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44. require "rack"
    
    require "toycol"
    
    Toycol::Protocol.use(:rubylike)
    
    class App
    
    def call(env)
    
    case env["REQUEST_METHOD"]
    
    when “GET”
    
    [200, { "Content-Type" => "text/html" }, [“I love Ruby!”\n”, ”I love RubyKaigi!\n”]]
    
    when “Raise”
    
    [600, { "Content-Type" => "text/html" },
    
    [“Unexpected request message”]]
    
    end
    
    end
    
    end
    
    run App.new
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    fi
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45. require "rack"
    
    require "toycol"
    
    Toycol::Protocol.use(:rubylike)
    
    class App
    
    def call(env)
    
    case env["REQUEST_METHOD"]
    
    when “GET”
    
    [200, { "Content-Type" => "text/html" }, [“I love Ruby!”\n”, ”I love RubyKaigi!\n”]]
    
    when “Raise”
    
    [600, { "Content-Type" => "text/html" },
    
    [“Unexpected request message”]]
    
    end
    
    end
    
    end
    
    run App.new
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    fi
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    -FU`TTUBSUUIFTFSWFSTFOETPNFUIJOHUPSFRVFTU
    $ toycol client ??? (A request message by Rubylike protocol)
    $ toycol server con
    fi
    g_rubylike.ru
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47. -FUTTFOEBNFTTBHFUIBUTFFNTUPCF3VCZMJLFTZOUBY
    $ toycol client “‘/posts’.get”
    
    [Toycol] Sent request message: '/posts'.get
    
    ---
    
    [Toycol] Received response message:
    
    HTTP/1.1 200 OK
    
    Content-Type: text/html
    
    Content-Length: 31
    
    I love Ruby!
    
    I love RubyKaigi!
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48. -FU`TUSZBOBOPUIFSNFTTBHFUIBUNJHIUNJHIUSBJTFBFSSPS
    $ toycol client “get(‘/posts’)”
    
    [Toycol] Sent request message: get(‘/posts’)
    
    ---
    
    [Toycol] Received response message:
    
    HTTP/1.1 600 SyntaxError
    
    Content-Type: text/html
    
    Content-Length: 64
    
    Unexpected request message
    
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55. 3BDL)BOEMFS5PZDPMSVO4UBSUTFSWFST
    module Rack
    
    module Handler
    
    class Toycol
    
    def self.run(app, _ = {})
    
    @app = app
    
    @host ||= ::Toycol::DEFAULT_HOST
    
    @port ||= "9292"
    
    if (child_pid = fork)
    
    ::Toycol::Proxy.new(@host, @port).start
    
    Process.waitpid(child_pid)
    
    else
    
    run_background_server
    
    end
    
    end
    
    end
    
    end
    
    end
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56. module Rack
    
    module Handler
    
    class Toycol
    
    def self.run(app, _ = {})
    
    @app = app
    
    @host ||= ::Toycol::DEFAULT_HOST
    
    @port ||= "9292"
    
    if (child_pid = fork)
    
    ::Toycol::Proxy.new(@host, @port).start
    
    Process.waitpid(child_pid)
    
    else
    
    run_background_server
    
    end
    
    end
    
    end
    
    end
    
    end
    4UBSUBQSPYZTFSWFS
    4UBSUBCBDLHSPVOETFSWFS
    MJCSBDLIBOEMFSUPZDPMSC
    'PSLUPTUBSUUXPLJOEPGTFSWFST
    BQSPYZTFSWFSBCBDLHSPVOETFSWFS
    
    JOUIJTNFUIPE
    3BDL)BOEMFS5PZDPMSVO4UBSUTFSWFST
    

    View Slide

57. 5IFSPMFTPGUIFUXPTFSWFST
    5IFQSPYZTFSWFSJTGPSSFDFJWJOHSFRVFTUTUSBOTMBUJOH
    QSPUPDPM
    $MJFOU
    1SPYZ4FSWFS
    #BDLHSPVOE4FSWFS "QQMJDBUJPO
    3BDL)BOEMFS
    1SPUPDPM%F
    fi
    OJUJPO
    

    View Slide

58. 5IFSPMFTPGUIFUXPTFSWFST
    5IFCBDLHSPVOETFSWFSJTGPSSVOOJOHUIFBQQMJDBUJPO
    $MJFOU
    1SPYZ4FSWFS
    #BDLHSPVOE4FSWFS "QQMJDBUJPO
    3BDL)BOEMFS
    1SPUPDPM%F
    fi
    OJUJPO
    

    View Slide

59. 3BDL)BOEMFS5PZDPMTFMFDU@CBDLHSPVOE@TFSWFS
    def self.select_background_server
    
    case @prefferd_background_server
    
    when “puma”
    
    return “puma” if try_require_puma_handler
    
    raise LordError, “Puma is not installed in your environment.”
    
    when nil
    
    try_require_puma_handler ? “puma” : “builtin”
    
    else
    
    “builtin”
    
    rescue LordError
    
    Process.kill(:INT, Process.ppid)
    
    abort
    
    end
    MJCSBDLIBOEMFSUPZDPMSC
    "TBCBDLHSPVOETFSWFS VTF1VNBJGJUJTJOTUBMMFE
    JOZPVSFOWJSPONFOU0SVTFBTFSWFSUIBUJTCVJMUJOUP
    5PZDPMJUTFMGJGJUJTOPU
    

    View Slide

60. 28IZTIPVMEXFVTFCPUI
    BQSPYZTFSWFSBOEBCBDLHSPVOETFSWFS
    

    View Slide

61. "5PQFSGPSNNFTTBHFUSBOTMBUJPO
    BOEBQQMJDBUJPOFYFDVUJPOTFQBSBUFMZ
    4PNFBQQMJDBUJPOTCVJMUCZGSBNFXPSLTTVDIBT
    4JOBUSBPS3BJMTVTF1VNBCZEFGBVMU
    BOE*XPVMEO`UMJLFUPNPEJGZ1VNBPSUIFGSBNFXPSL
    UPNBLFUIFNXPSL
    

    View Slide

62. 3FDFJWFBSFRVFTUNFTTBHFGSPNUIFDMJFOU
    4PGBS XFWFHPUUIFTFSWFSTVQBOESVOOJOH/FYU UIF
    QSPYZTFSWFSSFDFJWFTBSFRVFTUNFTTBHFGSPNUIFDMJFOU
    $MJFOU
    1SPYZ4FSWFS
    #BDLHSPVOE4FSWFS "QQMJDBUJPO
    3BDL)BOEMFS
    1SPUPDPM%F
    fi
    OJUJPO
    

    View Slide

63. 5SBOTMBUFUIFSFRVFTUNFTTBHF
    "OEUIFOUIFQSPYZTFSWFSUSBOTMBUFTJUJOUPB)551
    GPSNBUUFESFRVFTUNFTTBHFVTJOHUIFQSPUPDPMEF
    fi
    OJUJPO
    $MJFOU
    1SPYZ4FSWFS
    #BDLHSPVOE4FSWFS "QQMJDBUJPO
    3BDL)BOEMFS
    1SPUPDPM%F
    fi
    OJUJPO
    

    View Slide

64. def start
    
    …
    
    loop do
    
    trap(:INT) { shutdown }
    
    @client = @proxy.accept
    
    while !@client.closed? && !@client.eof?
    
    begin
    
    request = @client.readpartial(CHUNK_SIZE)
    
    logger “Received message: #{request.inspect.chomp}”
    
    safe_execution! { @protocol.run!(request) }
    
    …
    
    end
    
    end
    
    @client.close
    
    end
    
    end
    MJCUPZDPMQSPYZSC
    5PZDPM1SPYZTUBSU
    5PZDPM1SPYZTUBSU3FDFJWF5SBOTMBUF
    

    View Slide

65. def start
    
    …
    
    loop do
    
    trap(:INT) { shutdown }
    
    @client = @proxy.accept
    
    while !@client.closed? && !@client.eof?
    
    begin
    
    request = @client.readpartial(CHUNK_SIZE)
    
    logger “Received message: #{request.inspect.chomp}”
    
    safe_execution! { @protocol.run!(request) }
    
    …
    
    end
    
    end
    
    @client.close
    
    end
    
    end
    !QSPYZ5$14FSWFSOFX !IPTU !QPSU
    
    MJCUPZDPMQSPYZSC
    3FDFJWFBSFRVFTUNFTTBHFGSPNUIFDMJFOU
    5PZDPM1SPYZTUBSU3FDFJWF5SBOTMBUF
    

    View Slide

66. def start
    
    …
    
    loop do
    
    trap(:INT) { shutdown }
    
    @client = @proxy.accept
    
    while !@client.closed? && !@client.eof?
    
    begin
    
    request = @client.readpartial(CHUNK_SIZE)
    
    logger “Received message: #{request.inspect.chomp}”
    
    safe_execution! { @protocol.run!(request) }
    
    …
    
    end
    
    end
    
    @client.close
    
    end
    
    end
    !QSPUPDPM5PZDPM1SPUPDPM
    MJCUPZDPMQSPYZSC
    &YFDVUF5PZDPM1SPUPDPMSVOUPUSBOTMBUF
    UIFSFRVFTUNFTTBHFJOUP)551GPSNBU
    5PZDPM1SPYZTUBSU3FDFJWF5SBOTMBUF
    

    View Slide

67. 4FOEBSFRVFTUNFTTBHFUPCBDLHSPVOETFSWFS
    5IFQSPYZTFSWFSTFOETB)551GPSNBUUFESFRVFTU
    NFTTBHFUPUIFCBDLHSPVOETFSWFS
    $MJFOU
    1SPYZ4FSWFS
    #BDLHSPVOE4FSWFS "QQMJDBUJPO
    3BDL)BOEMFS
    1SPUPDPM%F
    fi
    OJUJPO
    

    View Slide

68. 3FDFJWFBSFTQPOTFNFTTBHFGSPNUIFCBDLHSPVOETFSWFS
    ʜBOESFDFJWFTUIFSFTVMUTPGUIFBQQMJDBUJPOFYFDVUFE
    GSPNUIFCBDLHSPVOETFSWFS
    $MJFOU
    1SPYZ4FSWFS
    #BDLHSPVOE4FSWFS "QQMJDBUJPO
    3BDL)BOEMFS
    1SPUPDPM%F
    fi
    OJUJPO
    

    View Slide

69. 5PZDPM1SPYZTUBSU$BMMUSBOTGFS@UP@TFSWFS
    def start
    
    …
    
    loop do
    
    trap(:INT) { shutdown }
    
    @client = @proxy.accept
    
    while !@client.closed? && !@client.eof?
    
    begin
    
    …
    
    http_request_message = build_http_request_message
    
    …
    
    transfer_to_server(http_request_message)
    
    end
    
    end
    
    @client.close
    
    end
    
    end
    MJCUPZDPMQSPYZSC
    $BMM5PZDPM1SPYZUSBOTGFS@UP@TFSWFS
    UIBUTFOETUIFSFRVFTUNFTTBHFUP
    UIFCBDLHSPVOETFSWFS
    

    View Slide

70. 5PZDPM1SPYZUSBOTGFS@UP@TFSWFS3FRVFTU3FTQPOTF
    def transfer_to_server
    
    UNIXSocket.open(UNIIX_SOCKET_PATH) do |server|
    
    server.write request_message
    
    server.close_write
    
    …
    
    response_message = []
    
    response_message << server.readpartial(CHUNK_SIZE) until server.eof?
    
    response_message = response_message.join
    
    …
    
    end
    
    end
    MJCUPZDPMQSPYZSC
    5PZDPM1SPYZUSBOTGFS@UP@TFSWFS
    

    View Slide

71. 5PZDPM1SPYZUSBOTGFS@UP@TFSWFS3FRVFTU3FTQPOTF
    def transfer_to_server
    
    UNIXSocket.open(UNIIX_SOCKET_PATH) do |server|
    
    server.write request_message
    
    server.close_write
    
    …
    
    response_message = []
    
    response_message << server.readpartial(CHUNK_SIZE) until server.eof?
    
    response_message = response_message.join
    
    …
    
    end
    
    end
    MJCUPZDPMQSPYZSC
    $POOFDUUPUIFCBDLHSPVOETFSWFSXJUI
    B6/*9EPNBJOTPDLFU
    

    View Slide

72. 5PZDPM1SPYZUSBOTGFS@UP@TFSWFS3FRVFTU3FTQPOTF
    def transfer_to_server
    
    UNIXSocket.open(UNIIX_SOCKET_PATH) do |server|
    
    server.write request_message
    
    server.close_write
    
    …
    
    response_message = []
    
    response_message << server.readpartial(CHUNK_SIZE) until server.eof?
    
    response_message = response_message.join
    
    …
    
    end
    
    end
    MJCUPZDPMQSPYZSC
    4FOEUIFSFRVFTUNFTTBHFUP
    UIFCBDLHSPVOETFSWFS
    5IFOUIFCBDLHSPVOETFSWFSSVOTUIFBQQMJDBUJPOʜ
    
    

    View Slide

73. 5PZDPM1SPYZUSBOTGFS@UP@TFSWFS3FRVFTU3FTQPOTF
    def transfer_to_server
    
    UNIXSocket.open(UNIIX_SOCKET_PATH) do |server|
    
    server.write request_message
    
    server.close_write
    
    …
    
    response_message = []
    
    response_message << server.readpartial(CHUNK_SIZE) until server.eof?
    
    response_message = response_message.join
    
    …
    
    end
    
    end
    MJCUPZDPMQSPYZSC
    ʜPOUIFCBDLHSPVOE
    
    3FDFJWFUIFSFTQPOTFNFTTBHFGSPN
    UIFCBDLHSPVOETFSWFS
    

    View Slide

74. 3FUVSOUIFSFTQPOTFNFTTBHFUPUIFDMJFOU
    5IFOUIFQSPYZTFSWFSSFUVSOTUIFSFTQPOTFNFTTBHF
    SFDFJWFEGSPNUIFCBDLHSPVOETFSWFSUPUIFDMJFOU
    $MJFOU
    1SPYZ4FSWFS
    #BDLHSPVOE4FSWFS "QQMJDBUJPO
    3BDL)BOEMFS
    1SPUPDPM%F
    fi
    OJUJPO
    

    View Slide

75. 5PZDPM1SPYZUSBOTGFS@UP@TFSWFS3FUVSOUIFSFTQPOTF
    def transfer_to_server
    
    UNIXSocket.open(UNIIX_SOCKET_PATH) do |server|
    
    …
    
    response_message = []
    
    response_message << server.readpartial(CHUNK_SIZE) until server.eof?
    
    response_message = response_message.join
    
    …
    
    @client.write response_message
    
    @client.close_write
    
    logger "Finished to response to client"
    
    server.close
    
    end
    
    end
    MJCUPZDPMQSPYZSC
    3FUVSOTUIFSFTQPOTFNFTTBHFSFDFJWFE
    GSPNUIFCBDLHSPVOETFSWFSUPUIFDMJFOU
    

    View Slide

76. )PXUPUSBOTMBUFBSFRVFTUNFTTBHF
    

    View Slide

77. 5IJTJTIPX5PZDPMXPSLTJOUFSOBMMZGSPNUIFEF
    fi
    OJOHPG
    UIFQSPUPDPMVOUJMUSBOTMBUJOHBSFRVFTUNFTTBHFXJUIJU
    DMBTT1SPUPDPM
    $MJFOU
    1SPUPDPM%F
    fi
    OJUJPO
    1SPYZ4FSWFS
    UPZDPMTFSWFS "QQMJDBUJPO
    )PXUPUSBOTMBUFBSFRVFTUNFTTBHF
    

    View Slide

78. "HBJO UIFTUBSUJOHQPJOUGPSUIFQSPHSBNFYFDVUJPOJT
    UPZDPMTFSWFSDPNNBOE
    DMBTT1SPUPDPM
    $MJFOU 1SPYZ4FSWFS
    "QQMJDBUJPO
    UPZDPMTFSWFS
    1SPUPDPM%F
    fi
    OJUJPO
    4UBSUUIFQSPHSBNXJUIUPZDPMTFSWFS
    

    View Slide

79. 4UBSUUIFQSPHSBNXJUIUPZDPMTFSWFS
    "DUVBMMZ 3BDL4FSWFSTUBSUDBMMT3BDL#VJMEFSMPBE@
    fi
    MF
    BOE3BDL#VJMEFSOFX@GSPN@TUSJOHUPMPBEUIFBQQMJDBUJPO
    fi
    MFCFGPSFDBMMJOH3BDL)BOEMFS5PZDPMSVO
    3BDL)BOEMFS5PZDPMSVO
    5PZDPM 3BDL
    UPZDPMTFSWFS 3BDL4FSWFSTUBSU
    3BDL#VJMEFSMPBE@
    fi
    MF
    3BDL#VJMEFSOFX@GSPN@TUSJOH
    

    View Slide

80. 4P UIFQSPHSBNXJMMMPBEUIFBQQMJDBUJPO
    fi
    MFCFGPSF
    TUBSUJOHUIFTFSWFS
    $MJFOU 1SPYZ4FSWFS
    "QQMJDBUJPO
    UPZDPMTFSWFS
    -PBEUIFBQQMJDBUJPO
    fi
    MF
    DMBTT1SPUPDPM
    1SPUPDPM%F
    fi
    OJUJPO
    

    View Slide

81. 5IFBQQMJDBUJPO3FRVJSFlUPZDPMz
    require "rack"
    
    require "toycol"
    
    Toycol::Protocol.use(:rubylike)
    
    class App
    
    def call(env)
    
    case env["REQUEST_METHOD"]
    
    when “GET”
    
    [200, { "Content-Type" => "text/html" }, [“I love Ruby!”\n”, ”I love RubyKaigi!\n”]]
    
    when “OTHER”
    
    [600, { "Content-Type" => "text/html" },
    
    [“Sorry, but I'd like you to speak more like a Ruby programmer…”]]
    
    end
    
    end
    
    end
    
    run App.new
    6TFS
    DPO
    fi
    H@SVCZJMLFSV
    *OUIFBQQMJDBUJPO
    fi
    MF
    UPZDPMJTSFRVJSFEUPSVO5PZDPM
    

    View Slide

82. NPEVMF5PZDPM-PBE1SPUPDPM
    fi
    MFT
    require "
    fi
    leutiils"
    
    require “optparse"
    
    require “rack"
    
    require “scoket”
    
    require “stringio”
    
    …
    
    module Toycol
    
    …
    
    end
    
    Dir["#{FileUtils.pwd}/Protocol
    fi
    le*"].sort.each { |f| load f }
    MJCUPZDPMSC
    8IFO5PZDPMJTSFRVJSFE
    UIJT
    fi
    MFOBNFEUPZDPMSCJOUIF5PZDPMHFN
    XJMMCFMPBEFE
    

    View Slide

83. require "
    fi
    leutiils"
    
    require “optparse"
    
    require “rack"
    
    require “scoket”
    
    require “stringio”
    
    …
    
    module Toycol
    
    …
    
    end
    
    Dir["#{FileUtils.pwd}/Protocol
    fi
    le*"].sort.each { |f| load f }
    5PZDPMMPBET1SPUPDPM
    fi
    MFTUIBUBSFQMBDFE
    JOUIFTBNFEJSFDUPSZBTUIFBQQMJDBUJPO
    fi
    MF
    NPEVMF5PZDPM-PBE1SPUPDPM
    fi
    MFT
    1SPUPDPM
    fi
    MF"DPO
    fi
    HVSBUJPO
    fi
    MFDPOUBJOJOHQSPUPDPMEF
    fi
    OJUJPOT
    MJCUPZDPMSC
    

    View Slide

84. 4P UIF
    fi
    STUDPEFTUPCFMPBEFEJTUIFQSPUPDPMEF
    fi
    OJUJPO
    XIFOUIFQSPHSBNJTTUBSUFE
    $MJFOU 1SPYZ4FSWFS
    "QQMJDBUJPO
    UPZDPMTFSWFS
    -PBE1SPUPDPM
    fi
    MFT
    DMBTT1SPUPDPM
    1SPUPDPM%F
    fi
    OJUJPO
    

    View Slide

85. 1SPUPDPM
    fi
    MF4UPSFUIFFOUJSFEF
    fi
    OJUJPO
    Toycol::Protocol.de
    fi
    ne(:rubylike) do
    
    request.path do |message|
    
    /['"](?.+)['"]/.match(message)[:path]
    
    end
    
    request.http_method do |message|
    
    case /\.(?[A-z]+)/.match(message)&.captures&.
    fi
    rst
    
    when "get" then "GET"
    
    else "OTHER"
    
    end
    
    end
    
    additional_request_methods "OTHER"
    
    custom_status_codes(
    
    600 => "Hmm...",
    
    )
    
    end
    
    6TFS
    1SPUPDPM
    fi
    MFSVCZMJLF
    'PSFYBNQMF1SPUPDPM
    fi
    MFPG3VCZMJLFQSPUPDPM
    

    View Slide

86. 1SPUPDPM
    fi
    MF4UPSFUIFFOUJSFEF
    fi
    OJUJPO
    Toycol::Protocol.de
    fi
    ne(:rubylike) do
    
    request.path do |message|
    
    /['"](?.+)['"]/.match(message)[:path]
    
    end
    
    request.http_method do |message|
    
    case /\.(?[A-z]+)/.match(message)&.captures&.
    fi
    rst
    
    when "get" then "GET"
    
    else "OTHER"
    
    end
    
    end
    
    additional_request_methods "OTHER"
    
    custom_status_codes(
    
    600 => "Hmm...",
    
    )
    
    end
    
    6TFS
    1SPUPDPM
    fi
    MFSVCZMJLF
    5IFDPEFTJOUIFCMPDLPG
    5PZDPM1SPUPDPMEF
    fi
    OFBSFTUPSFE
    JO5PZDPM1SPUPDPMDMBTT
    

    View Slide

87. 5PZDPM1SPUPDPMEF
    fi
    OF4UPSFUIFEF
    fi
    OJUJPO
    NPEVMF5PZDPM
    DMBTT1SPUPDPM
    !EF
    fi
    OFNFOUT\^
    ʜ
    EFGTFMGEF
    fi
    OF QSPUPDPM@OBNFEFGBVMU CMPDL
    
    ʜ
    !EF
    fi
    OFNFOUTCMPDL
    FOE
    ʜ
    FOE
    FOE
    MJCUPZDPMQSPUPDPMSC
    5PZDPM1SPUPDPMEF
    fi
    OF
    

    View Slide

88. 5PZDPM1SPUPDPMEF
    fi
    OF4UPSFUIFEF
    fi
    OJUJPO
    NPEVMF5PZDPM
    DMBTT1SPUPDPM
    !EF
    fi
    OFNFOUT\^
    ʜ
    EFGTFMGEF
    fi
    OF QSPUPDPM@OBNFEFGBVMU CMPDL
    
    ʜ
    !EF
    fi
    OFNFOUTCMPDL
    FOE
    ʜ
    FOE
    FOE
    MJCUPZDPMQSPUPDPMSC
    "TTJHOBIBTIPCKFDUUPBJOTUBODFWBSJBCMF!EF
    fi
    OFNFOUT
    4UPSFUIFQSPUPDPMOBNFBTUIFLFZBOEUIFCMPDLEF
    fi
    OJOH
    UIFQSPUPDPMBTUIFWBMVFJOUIJTIBTIPCKFDU
    

    View Slide

89. 1SPUPDPM
    fi
    MF4UPSFBEFUBJMFEEF
    fi
    OJUJPOGPSFBDI
    Toycol::Protocol.de
    fi
    ne(:rubylike) do
    
    request.path do |message|
    
    /['"](?.+)['"]/.match(message)[:path]
    
    end
    
    request.http_method do |message|
    
    case /\.(?[A-z]+)/.match(message)&.captures&.
    fi
    rst
    
    when "get" then "GET"
    
    else "OTHER"
    
    end
    
    end
    
    additional_request_methods "OTHER"
    
    custom_status_codes(
    
    600 => "Hmm...",
    
    )
    
    end
    
    6TFS
    1SPUPDPM
    fi
    MFSVCZMJLF
    &BDIMPHJDTEF
    fi
    OFEJOUIFTFCMPDLTJT
    TUPSFEJOFBDIWBSJBCMFTPG
    5PZDPM1SPUPDPMDMBTT
    

    View Slide

90. NPEVMF5PZDPM
    DMBTT1SPUPDPM
    ʜ
    EFGTFMGSFRVFTU
    !SFRVFTUcc$MBTTOFXEP
    EFGTFMGQBUI CMPDL
    
    !QBUICMPDL
    FOE
    EFGTFMGIUUQ@NFUIPE CMPDL
    
    !IUUQ@NFUIPECMPDL
    FOE
    ʜ
    FOE
    FOE
    ʜ
    FOE
    FOE
    FH5PZDPM1SPUPDPMSFRVFTU4UPSFUIFEF
    fi
    OJUJPO
    MJCUPZDPMQSPUPDPMSC
    'PSFYBNQMF5PZDPM1SPUPDPMSFRVFTU
    

    View Slide

91. NPEVMF5PZDPM
    DMBTT1SPUPDPM
    ʜ
    EFGTFMGSFRVFTU
    !SFRVFTUcc$MBTTOFXEP
    EFGTFMGQBUI CMPDL
    
    !QBUICMPDL
    FOE
    EFGTFMGIUUQ@NFUIPE CMPDL
    
    !IUUQ@NFUIPECMPDL
    FOE
    ʜ
    FOE
    FOE
    ʜ
    FOE
    FOE
    FH5PZDPM1SPUPDPMSFRVFTU4UPSFUIFEF
    fi
    OJUJPO
    MJCUPZDPMQSPUPDPMSC
    5IJTJTGPSBTTJHOJOHBOBOPOZNPVTDMBTTUP
    !SFRVFTUPG5PZDPM1SPUPDPM
    5IJTBOPOZNPVTDMBTTJTVTFEUPTUPSFFBDIMPHJDGPS
    QBSTJOHUIFSFRVFTUNFTTBHFJOJUTPXOJOTUBODFWBSJBCMF
    

    View Slide

92. FH5PZDPM1SPUPDPMSFRVFTU4UPSFUIFEF
    fi
    OJUJPO
    NPEVMF5PZDPM
    DMBTT1SPUPDPM
    ʜ
    EFGTFMGSFRVFTU
    !SFRVFTUcc$MBTTOFXEP
    EFGTFMGQBUI CMPDL
    
    !QBUICMPDL
    FOE
    EFGTFMGIUUQ@NFUIPE CMPDL
    
    !IUUQ@NFUIPECMPDL
    FOE
    ʜ
    FOE
    FOE
    ʜ
    FOE
    FOE
    MJCUPZDPMQSPUPDPMSC
    &BDIJOTUBODFWBSJBCMFPGUIJTBOPOZNPVT
    DMBTTTUPSFTBCMPDLPGMPHJDUPHFU
    UIFSFRVFTUQBUI )551NFUIPE FUD
    SFRVFTUQBUIEPcNFTTBHFc
    /['"](?.+)['"]/.match(message)[:path]
    
    end
    
    request.http_method do |message|
    
    case /\.(?[A-z]+)/.match(message)&.captures&.
    fi
    rst
    
    when "get" then "GET"
    
    else "OTHER"
    
    end
    
    end
    6TFS
    1SPUPDPM
    fi
    MFSVCZMJLF
    

    View Slide

93. FH5PZDPM1SPUPDPMSFRVFTU4UPSFUIFEF
    fi
    OJUJPO
    NPEVMF5PZDPM
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    !QBUICMPDL
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    BMMPXTUIFTFUPCFDBMMFEBUBOZUJNF
    

    View Slide

94. FH5PZDPM1SPUPDPMSFRVFTU@QBUI3FUSJFWFUIFEF
    fi
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    ʜ
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    ʜ
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    View Slide

95. FH5PZDPM1SPUPDPMSFRVFTU@QBUI3FUSJFWFUIFEF
    fi
    OJUJPO
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    ʜ
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    SFRVFTU@QBUISFRVFTUJOTUBODF@WBSJBCMF@HFU l!QBUIz
    DBMM SFRVFTU@NFTTBHF
    
    ʜ
    SFRVFTU@QBUI
    FOE
    FOE
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    BMPHJDUPQBSTFUIFSFRVFTUNFTTBHF
    

    View Slide

96. FH5PZDPM1SPUPDPMSFRVFTU@QBUI3FUSJFWFUIFEF
    fi
    OJUJPO
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    ʜ
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    ʜ
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    FOE
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    ʜ
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    B)551GPSNBUUFESFRVFTUNFTTBHF
    

    View Slide

97. "GUFSUIF1SPUPDPM
    fi
    MFIBTCFFOMPBEFE UIFBQQMJDBUJPO
    TFMFDUTXIJDIQSPUPDPMUPVTF
    $MJFOU 1SPYZ4FSWFS
    "QQMJDBUJPO
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    1SPUPDPM%F
    fi
    OJUJPO
    

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98. "QQMJDBUJPO4FMFDUXIJDIQSPUPDPMUPVTF
    require "rack"
    
    require "toycol"
    
    Toycol::Protocol.use(:rubylike)
    
    class App
    
    def call(env)
    
    case env["REQUEST_METHOD"]
    
    when “GET”
    
    [200, { "Content-Type" => "text/html" }, [“I love Ruby!”\n”, ”I love RubyKaigi!\n”]]
    
    when “OTHER”
    
    [600, { "Content-Type" => "text/html" },
    
    [“Sorry, but I'd like you to speak more like a Ruby programmer…”]]
    
    end
    
    end
    
    end
    
    run App.new
    DPO
    fi
    H@SVCZJMLFSV
    1BTTUIFQSPUPDPMOBNFZPVXBOUUPVTFUP
    5PZDPM1SPUPDPMVTF
    

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99. NPEVMF5PZDPM
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    ʜ
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    !QSPUPDPM@OBNFQSPUPDPM@OBNF
    FOE
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    View Slide

100. 5SBOTMBUFBNFTTBHFXJUIQSPUPDPMUPVTF
     'JOBMMZ USBOTMBUFUIFSFRVFTUNFTTBHFVTJOHUIFQSPUPDPM
     ZPVEF
     fi
     OFE
     $MJFOU 1SPYZ4FSWFS
     "QQMJDBUJPO
     UPZDPMTFSWFS DMBTT1SPUPDPM
     1SPUPDPM%F
     fi
     OJUJPO
     

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101. def start
     
     …
     
     loop do
     
     trap(:INT) { shutdown }
     
     @client = @proxy.accept
     
     while !@client.closed? && !@client.eof?
     
     begin
     
     …
     
     safe_execution! { @protocol.run!(request) }
     
     assign_parsed_attributes!
     
     http_request_message = build_http_request_message
     
     …
     
     end
     
     end
     
     @client.close
     
     end
     
     end
     MJCUPZDPMQSPYZSC
     5PZDPM1SPYZTUBSU"QQMZUIFQSPUPDPM
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     UIFQSPUPDPMUSBOTMBUJPO
     

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102. def start
     
     …
     
     loop do
     
     trap(:INT) { shutdown }
     
     @client = @proxy.accept
     
     while !@client.closed? && !@client.eof?
     
     begin
     
     …
     
     safe_execution! { @protocol.run!(request) }
     
     assign_parsed_attributes!
     
     http_request_message = build_http_request_message
     
     …
     
     end
     
     end
     
     @client.close
     
     end
     
     end
     !QSPUPDPM5PZDPM1SPUPDPM
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     &YFDVUF5PZDPM1SPUPDPMSVO
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     UPUIFSFRVFTUNFTTBHF
     

     View Slide

103. NPEVMF5PZDPM
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     ʜ
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     !SFRVFTU@NFTTBHFNFTTBHFDIPNQ
     SFUVSOVOMFTT CMPDL!EF
     fi
     OFNFOUT
     
     JOTUBODF@FYFD !SFRVFTU@NFTTBHF CMPDL
     
     FOE
     ʜ
     FOE
     FOE
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     5PZDPM1SPUPDPMSVO
     

     View Slide

104. NPEVMF5PZDPM
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     ʜ
     EFGTFMGSVO NFTTBHF
     
     !SFRVFTU@NFTTBHFNFTTBHFDIPNQ
     SFUVSOVOMFTT CMPDL!EF
     fi
     OFNFOUT
     
     JOTUBODF@FYFD !SFRVFTU@NFTTBHF CMPDL
     
     FOE
     ʜ
     FOE
     FOE
     5PZDPM1SPYZTUBSU"QQMZUIFQSPUPDPM
     MJCUPZDPMQSPUPDPMSC
     'JOEUIFQSPUPDPMEF
     fi
     OJUJPO
     DPSSFTQPOEJOHUP!QSPUPDPM@OBNF
     JO!EF
     fi
     OFNFOUTIBTI
     

     View Slide

105. NPEVMF5PZDPM
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     ʜ
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     !SFRVFTU@NFTTBHFNFTTBHFDIPNQ
     SFUVSOVOMFTT CMPDL!EF
     fi
     OFNFOUT
     
     JOTUBODF@FYFD !SFRVFTU@NFTTBHF CMPDL
     
     FOE
     ʜ
     FOE
     FOE
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     5IFSFRVFTUNFTTBHFQBTTFEBT
     UIFBSHVNFOUXJMMCFUSBOTMBUFE
     

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106. def start
     
     …
     
     loop do
     
     trap(:INT) { shutdown }
     
     @client = @proxy.accept
     
     while !@client.closed? && !@client.eof?
     
     begin
     
     …
     
     safe_execution! { @protocol.run!(request) }
     
     assign_parsed_attributes!
     
     http_request_message = build_http_request_message
     
     …
     
     end
     
     end
     
     @client.close
     
     end
     
     end
     MJCUPZDPMQSPYZSC
     5PZDPM1SPYZTUBSU#VJMEBSFRVFTUNFTTBHF
     5IFOFYFDVUF5PZDPM1SPYZBTTJHO@QBSTFE@BUUSJCVUFT
     BOE5PZDPM1SPYZCVJME@IUUQ@SFRVFTU@NFTTBHFUP
     CVJMEB)551GPSNBUUFESFRVFTUNFTTBHF
     

     View Slide

107. NPEVMF5PZDPM
     DMBTT1SPUPDPM
     …
     
     def assign_parsed_attibutes
     
     @request_method = @protocol.request_method
     
     @path = @protocol.request_path
     
     @query = @protocol.query
     
     @input = @protocol.input
     
     end
     
     …
     
     end
     
     end
     MJCUPZDPMQSPYZSC
     5PZDPM1SPYZBTTJHO@QBSTFE@BUUSJCVUFT#VJMEBSFRVFTUNFTTBHF
     5PZDPM1SPYZBTTJHO@QBSTFE@BUUSJCVUFTFYUSBDUT
     WBMVFTTUPSFEJO5PZDPM1SPUPDPMDMBTT
     "OEBTTJHOTUIFNUPFBDIJOTUBODFWBSJBCMFT
     

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108. NPEVMF5PZDPM
     DMBTT1SPUPDPM
     …
     
     def build_http_request_message
     
     request_message = "#{request_line}#{request_header}\r\n"
     
     request_message += @input if @input
     
     request_message
     
     end
     
     …
     
     end
     
     end
     MJCUPZDPMQSPYZSC
     5PZDPM1SPYZCVJME@IUUQ@SFRVFTU@NFTTBHF#VJMEBSFRVFTUNFTTBHF
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     VTJOHUIPTFJOTUBODFWBSJBCMFT
     

     View Slide

109. NPEVMF5PZDPM
     DMBTT1SPUPDPM
     …
     
     def build_http_request_message
     
     request_message = "#{request_line}#{request_header}\r\n"
     
     request_message += @input if @input
     
     request_message
     
     end
     
     …
     
     end
     
     end
     MJCUPZDPMQSPYZSC
     5PZDPM1SPYZCVJME@IUUQ@SFRVFTU@NFTTBHF#VJMEBSFRVFTUNFTTBHF
     FH
     5PZDPM1SPYZCVJME@IUUQ@SFRVFTU@NFTTBHFSFUVSOT
     BWBMVFMJLF
     (&5QPTUT)551aSaO$POUFOU-FOHUIaSaOaSaO
     "#{@request_method} #{request_path} HTTP/1.1\r\n"
     “#{@path}#{"?#{@query}" if @query && !@query.empty?}"
     
     "Content-Length: #{@input&.bytesize || 0}\r\n"
     
     

     View Slide

110. "EWBODFEQSPUPDPMEF
     fi
     OJUJPOT
     

     View Slide

111. -FUTDPOTJEFSTPNFNPSF
     BEWBODFEEF
     fi
     OJUJPOTPGQSPUPDPM
     

     View Slide

112. -FU`TDPOTJEFSBHBJO3VCZMJLFQSPUPDPM
     XFKVTUEF
     fi
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     View Slide

113. 'PSFYBNQMF
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     View Slide

114. 3VCZMJLFQSPUPDPM1BSTJOHUIFTUSJOHlbQPTUT`HFUz
     Toycol::Protocol.de
     fi
     ne(:rubylike) do
     
     request.path do |message|
     
     /['"](?.+)['"]/.match(message)[:path]
     
     end
     
     request.http_method do |message|
     
     case /\.(?[A-z]+)/.match(message)&.captures&.
     fi
     rst
     
     when "get" then "GET"
     
     else "OTHER"
     
     end
     
     end
     
     …
     
     end
     6TFS
     1SPUPDPM
     fi
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     View Slide

115. 8IBUBCPVUBQSPUPDPMUIBUDBOSFDFJWF
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     View Slide

116. 'PSFYBNQMF
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     BTBSFRVFTUNFTTBHFʜ
     

     View Slide

117. Toycol::Protocol.de
     fi
     ne(:ruby) do |message|
     
     using Module.new {
     
     re
     fi
     ne String do
     
     def get
     
     Toycol::Protocol.request.path { self }
     
     Toycol::Protocol.request.http_method { "GET" }
     
     end
     
     end
     
     }
     
     instance_eval message
     
     end
     3VCZQSPUPDPM
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     fi
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     fi
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     3VCZQSPUPDPM
     

     View Slide

118. 3VCZQSPUPDPM
     Toycol::Protocol.de
     fi
     ne(:ruby) do |message|
     
     using Module.new {
     
     re
     fi
     ne String do
     
     def get
     
     Toycol::Protocol.request.path { self }
     
     Toycol::Protocol.request.http_method { "GET" }
     
     end
     
     end
     
     }
     
     instance_eval message
     
     end
     6TFS
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     fi
     MFSVCZ
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     UPDBMMJUGPSlQPTUTzBTB4USJOHPCKFDU
     

     View Slide

119. Toycol::Protocol.de
     fi
     ne(:ruby) do |message|
     
     using Module.new {
     
     re
     fi
     ne String do
     
     def get
     
     Toycol::Protocol.request.path { self }
     
     Toycol::Protocol.request.http_method { "GET" }
     
     end
     
     end
     
     }
     
     instance_eval message
     
     end
     3VCZQSPUPDPM
     6TFS
     1SPUPDPM
     fi
     MFSVCZ
     5IFOVTFJOTUBODF@FWBMUPFYFDVUF
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     BTB3VCZTDSJQU
     lQPTUTzHFU
     

     View Slide

120. )PXFWFS BTZPVDBOTFF UIJTMPHJD
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     TVDIBTTZTUFN lSNSGz
     
     

     View Slide

121. 6OGPSUVOBUFMZ XFEPOULOPX
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     5IFSFGPSF 5PZDPMEPFTOPUBMMPXUP
     XSJUFDPEFTDPOUBJOJOHTVDI
     WVMOFSBCJMJUJFTJO1SPUPDPM
     fi
     MF
     

     View Slide

122. def start
     
     …
     
     while !@client.closed? && !@client.eof?
     
     begin
     
     request = @client.readpartial(CHUNK_SIZE)
     
     logger “Received message: #{request.inspect.chomp}”
     
     safe_execution! { @protocol.run!(request) }
     
     …
     
     end
     
     end
     
     …
     
     end
     MJCUPZDPMQSPYZSC
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     5PZDPM1SPUPDPMSVOJTFYFDVUFEJOTJEF
     BCMPDLPGTBGF@FYFDVUJPOUPFOTVSFUIBU
     OPWVMOFSBCMFEF
     fi
     OJUJPOTBSFJO1SPUPDPM
     fi
     MFT
     

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123. def safe_execution!(&block)
     
     safe_executionable_tp.enable(&block)
     
     end
     
     def safe_executionable_tp
     
     @safe_executionable_tp ||= TracePoint.new(:script_compiled) do |tp|
     
     if tp.binding.receiver == Protocol \
     
     && tp.method_id.to_s.match? /(.*eval|.*exec|`.+|%x\(|system|open|require|load)/
     
     raise UnauthorizeError, …
     
     end
     
     end
     
     end
     5PZDPM)FMQFSTBGF@FYFDVUJPO
     MJCUPZDPMIFMQFSSC
     5PZDPM)FMQFSTBGF@FYFDVUJPO
     "OE5PZDPM)FMQFSTBGF@FYFDVUJPOBCMF@UQ
     UIBUTBGF@FYFDVUJPOVTFTJOUFSOBMMZ
     
     

     View Slide

124. def safe_execution!(&block)
     
     safe_executionable_tp.enable(&block)
     
     end
     
     def safe_executionable_tp
     
     @safe_executionable_tp ||= TracePoint.new(:script_compiled) do |tp|
     
     if tp.binding.receiver == Protocol \
     
     && tp.method_id.to_s.match? /(.*eval|.*exec|`.+|%x\(|system|open|require|load)/
     
     raise UnauthorizeError, …
     
     end
     
     end
     
     end
     5PZDPM)FMQFSTBGF@FYFDVUJPO
     MJCUPZDPMIFMQFSSC
     6TF5SBDF1PJOUUPEFUFDUJGBOZEBOHFSPVT
     NFUIPETBSFCFJOHFYFDVUFEUIBUDPVME
     DBVTFJOKFDUJPOWVMOFSBCJMJUJFTɹ
     

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125. def safe_execution!(&block)
     
     safe_executionable_tp.enable(&block)
     
     end
     
     def safe_executionable_tp
     
     @safe_executionable_tp ||= TracePoint.new(:script_compiled) do |tp|
     
     if tp.binding.receiver == Protocol \
     
     && tp.method_id.to_s.match? /(.*eval|.*exec|`.+|%x\(|system|open|require|load)/
     
     raise UnauthorizeError, …
     
     end
     
     end
     
     end
     5PZDPM)FMQFSTBGF@FYFDVUJPO
     MJCUPZDPMIFMQFSSC
     5BSHFUNFUIPETBSFJODMVEJOHFWBMPSFYFD
     JOUIBUOBNF FYFDVUJOHFYUFSOBMDPNNBOET
     BOEMPBEJOH
     fi
     MFTGSPNPVUTJEF
     

     View Slide

126. 4P XFOFFEUPDPOTJEFSPG
     BNPSFTFDVSFXBZUPEF
     fi
     OFBQSPUPDPM
     UPSVOUIFBQQMJDBUJPO
     XJUI3VCZTDSJQUTBTSFRVFTUNFTTBHFT
     

     View Slide

127. )PXBCPVUUIJT
     

     View Slide

128. 'PSFYBNQMF BTCFGPSF
     JGZPVSFDFJWFB3VCZTDSJQU
     bQPTUT`HFU
     UIBUDBMMTBNFUIPEHFU
     POB4USJOHPCKFDUbQPTUT`
     BTBSFRVFTUNFTTBHFʜ
     

     View Slide

129. 4BGF3VCZQSPUPDPM
     module SafeRuby
     
     PARSER_REGEX = /["'](?\/.*)["']\.(?[A-z]+)/
     
     end
     
     Toycol::Protocol.de
     fi
     ne(:safe_ruby) do |message|
     
     using Module.new {
     
     re
     fi
     ne String do
     
     def get
     
     Toycol::Protocol.request.http_method { “GET" }
     
     end
     
     end
     
     }
     
     path, method = SafeRuby::PARSER_REGEX.match(message) { |m| [m[:path], m[:method]] }
     
     request.path { path }
     
     request_path.public_send(method)
     
     end
     6TFS
     1SPUPDPM
     fi
     MFTBGF@SVCZ
     4BGF3VCZQSPUPDPM
     

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130. module SafeRuby
     
     PARSER_REGEX = /["'](?\/.*)["']\.(?[A-z]+)/
     
     end
     
     Toycol::Protocol.de
     fi
     ne(:safe_ruby) do |message|
     
     using Module.new {
     
     re
     fi
     ne String do
     
     def get
     
     Toycol::Protocol.request.http_method { “GET" }
     
     end
     
     end
     
     }
     
     path, method = SafeRuby::PARSER_REGEX.match(message) { |m| [m[:path], m[:method]] }
     
     request.path { path }
     
     request_path.public_send(method)
     
     end
     4BGF3VCZQSPUPDPM"EEBQBSTFS3FHFY
     6TFS
     1SPUPDPM
     fi
     MFTBGF@SVCZ
     1SFQBSFBSFHVMBSFYQSFTTJPOUPQBSTF
     UIFSFRVFTUNFTTBHF
     

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131. module SafeRuby
     
     PARSER_REGEX = /["'](?\/.*)["']\.(?[A-z]+)/
     
     end
     
     Toycol::Protocol.de
     fi
     ne(:safe_ruby) do |message|
     
     using Module.new {
     
     re
     fi
     ne String do
     
     def get
     
     Toycol::Protocol.request.http_method { “GET" }
     
     end
     
     end
     
     }
     
     path, method = SafeRuby::PARSER_REGEX.match(message) { |m| [m[:path], m[:method]] }
     
     request.path { path }
     
     request_path.public_send(method)
     
     end
     6TJOHUIJTSFHVMBSFYQSFTTJPO HFUUXPTUSJOHT
     ᶃQBUIlQPTUTz "SFRVFTUQBUI
     
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     fi
     MFTBGF@SVCZ
     ᶃ ᶄ
     

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132. module SafeRuby
     
     PARSER_REGEX = /["'](?\/.*)["']\.(?[A-z]+)/
     
     end
     
     Toycol::Protocol.de
     fi
     ne(:safe_ruby) do |message|
     
     using Module.new {
     
     re
     fi
     ne String do
     
     def get
     
     Toycol::Protocol.request.http_method { “GET" }
     
     end
     
     end
     
     }
     
     path, method = SafeRuby::PARSER_REGEX.match(message) { |m| [m[:path], m[:method]] }
     
     request.path { path }
     
     request_path.public_send(method)
     
     end
     1SPUPDPM
     fi
     MFTBGF@SVCZ
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     4UPSFlQPTUTzBTBSFRVFTUQBUI
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133. module SafeRuby
     
     PARSER_REGEX = /["'](?\/.*)["']\.(?[A-z]+)/
     
     end
     
     Toycol::Protocol.de
     fi
     ne(:safe_ruby) do |message|
     
     using Module.new {
     
     re
     fi
     ne String do
     
     def get
     
     Toycol::Protocol.request.http_method { “GET" }
     
     end
     
     end
     
     }
     
     path, method = SafeRuby::PARSER_REGEX.match(message) { |m| [m[:path], m[:method]] }
     
     request.path { path }
     
     request_path.public_send(method)
     
     end
     1SPUPDPM
     fi
     MFTBGF@SVCZ
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     5IFO 5PZDPM1SPUPDPMSFRVFTU@QBUI
     SFUVSOTB4USJOHPCKFDUlQPTUTz
     KVTUTUPSFEBTBSFRVFTUQBUI
     

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134. module SafeRuby
     
     PARSER_REGEX = /["'](?\/.*)["']\.(?[A-z]+)/
     
     end
     
     Toycol::Protocol.de
     fi
     ne(:safe_ruby) do |message|
     
     using Module.new {
     
     re
     fi
     ne String do
     
     def get
     
     Toycol::Protocol.request.http_method { “GET" }
     
     end
     
     end
     
     }
     
     path, method = SafeRuby::PARSER_REGEX.match(message) { |m| [m[:path], m[:method]] }
     
     request.path { path }
     
     request_path.public_send(method)
     
     end
     1SPUPDPM
     fi
     MFTBGF@SVCZ
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     "EEHFUNFUIPEUPUIF4USJOHDMBTT
     5IJTJTUPTUPSFBTUSJOH(&5JO
     5PZDPM1SPUPDPMSFRVFTUIUUQ@NFUIPE
     

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135. module SafeRuby
     
     PARSER_REGEX = /["'](?\/.*)["']\.(?[A-z]+)/
     
     end
     
     Toycol::Protocol.de
     fi
     ne(:safe_ruby) do |message|
     
     using Module.new {
     
     re
     fi
     ne String do
     
     def get
     
     Toycol::Protocol.request.http_method { “GET" }
     
     end
     
     end
     
     }
     
     path, method = SafeRuby::PARSER_REGEX.match(message) { |m| [m[:path], m[:method]] }
     
     request.path { path }
     
     request_path.public_send(method)
     
     end
     1SPUPDPM
     fi
     MFTBGF@SVCZ
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     &YFDVUJOHUIJTMJOFXJMMHJWFZPVUIFTBNFSFTVMU
     BTFYFDVUJOHUIFSFRVFTUNFTTBHFlQPTUTzHFU
     

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136. -FUTUSZUIJTPVU
     

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137. require "rack"
     
     require "toycol"
     
     Toycol::Protocol.use(:safe_ruby)
     
     class App
     
     def call(env)
     
     case env["REQUEST_METHOD"]
     
     when “GET”
     
     [200, { "Content-Type" => "text/html" },
     
     [“User<1> I love Ruby!\n”, “User<2> I love RubyKaigi!\n”]]
     
     end
     
     end
     
     end
     
     run App.new )FSFJTBOBQQMJDBUJPO
     fi
     MFGPSUIJTQSPKFDU
     6TFS
     DPO
     fi
     H@TBGF@SVCZSV
     3VO4BGF3VCZQSPUPDPM
     

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138. 4FOEBSFRVFTUNFTTBHFCZ4BGF3VCZQSPUPDPM
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139. *UXPSLFE
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140. /PX MFUTUSZ4BGF3VCZQSPUPDPMJO
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141. 8IBUBCPVUBOBQQMJDBUJPOCVJMUXJUI
     4JOBUSB
     

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142. require “sinatra/base"
     
     require "toycol"
     
     Toycol::Protocol.use(:safe_ruby)
     
     class App < Sinatra::Base
     
     get “/posts” do
     
     [“User<1> I love Ruby!\n”, “User<2> I love RubyKaigi!\n”]
     
     end
     
     run! if app_
     fi
     le == $PROGRAM_NAME
     
     end
     6TFS
     BQQSC
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     4JOBUSBBQQGPS4BGF3VCZQSPUPDPM
     

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143. 3VO4BGF3VCZQSPUPDPMXJUIB4JOBUSBBQQ
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144. "HBJO JUXPSLFE
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145. 'JOBMMZ MFUTHFUB3BJMTBQQMJDBUJPO
     SVOOJOHXJUIPVS4BGF3VCZQSPUPDPM
     

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146. require_relative “con
     fi
     g/environment"
     
     require "toycol"
     
     Toycol::Protocol.use(:safe_ruby)
     
     run! Rails.application
     
     Rails.application.load_server
     
     6TFS
     DPO
     fi
     HSV
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     ff
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147. 4BGF3VCZQSPUPDPMXJUIB3BJMTBQQ
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148. "OEBHBJO JUXPSLFE
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149. :PVDBOBMTPTFFUIFCPEZ
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150. "TZPVDBOTFF XFXFSFBCMFUPSVO
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151. *OBEEJUJPO
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     fi
     OEFYBNQMFTPG
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152. "OETQFDJBMUIBOLTUP
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