Class: Shellfie::SessionRunner

Inherits:
Object
  • Object
show all
Defined in:
lib/shellfie/session_runner.rb

Constant Summary collapse

MAX_OUTPUT_BYTES = 
10 * 1_048_576
REGEXP_TIMEOUT = 
0.1
MAX_GOLDEN_BYTES = 
1_048_576
KEYS = 
{
  "enter" => "\r", "tab" => "\t", "esc" => "\e", "escape" => "\e",
  "up" => "\e[A", "down" => "\e[B", "right" => "\e[C", "left" => "\e[D",
  "home" => "\e[H", "end" => "\e[F", "pageup" => "\e[5~", "pagedown" => "\e[6~",
  "delete" => "\e[3~", "insert" => "\e[2~", "backspace" => "\x7f", "shift-tab" => "\e[Z"
}.freeze

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ SessionRunner

Returns a new instance of SessionRunner.



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# File 'lib/shellfie/session_runner.rb', line 28

def initialize(config)
  @config = config
  @visible = true
  @redactions = config.redactions.map { |pattern| Regexp.new(pattern.to_s) }
  @utf8_pending = +"".b
end

Instance Method Details

#execute_session ⇒ Object 



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# File 'lib/shellfie/session_runner.rb', line 44

def execute_session
  @started_at = Process.clock_gettime(Process::CLOCK_MONOTONIC)
  check_requirements!
  validate_working_directories!
  @session = Session.new(columns: terminal[:columns], rows: terminal[:rows], title: @config.title)
  @live_screen = TerminalScreen.new(
    columns: terminal[:columns], rows: terminal[:rows],
    graphics_policy: @config.render.dig(:window, :graphics_policy) || "ignore"
  )
  start_pty
  @config.steps.each do |step|
    execute(step)
    check_reader_error!
  end
  @session
end

#run ⇒ Object 



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# File 'lib/shellfie/session_runner.rb', line 35

def run
  total_timeout = terminal[:total_timeout] && parse_duration(terminal[:total_timeout])
  return Timeout.timeout(total_timeout, ExecutionError, "Session exceeded total timeout of #{total_timeout}s") { execute_session } if total_timeout

  execute_session
ensure
  stop_pty
end