Module: Drakkon::Run::Commands

Defined in:
lib/drakkon/run/commands/log.rb,
lib/drakkon/run/commands/images.rb,
lib/drakkon/run/commands/restart.rb

Overview

Runnable Terminal Commands

Class Method Summary collapse

Class Method Details

.cmd_images(_args) ⇒ Object 



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# File 'lib/drakkon/run/commands/images.rb', line 6

def self.cmd_images(_args)
  Images::Index.run!(force: true, dir: Run.context)
end

.cmd_logs(_args) ⇒ Object 



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# File 'lib/drakkon/run/commands/log.rb', line 6

def self.cmd_logs(_args)
  TTY::Pager.page(command: 'less +G') do |pager|
    Run.logs.each do |line|
      pager.write line
    end
  end
end

.cmd_restart(_args) ⇒ Object 



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# File 'lib/drakkon/run/commands/restart.rb', line 6

def self.cmd_restart(_args)
  Run.restart
end

.cmd_tail(_args) ⇒ Object 



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# File 'lib/drakkon/run/commands/log.rb', line 14

def self.cmd_tail(_args)
  loop do
    if Run.dragonruby.ready?
      $stdin.cooked!
      line = Run.dragonruby.readline
      Run.logs.push line # Store
      puts line
    elsif key_pressed?
      key = $stdin.readchar
      if key.ord >= 32 && key.ord <= 126
        break
      else
        break if key == "\u0003" # 'CTRL C'
        break if key == "\u0004" # 'CTRL D'

        $stdin.cooked!
        puts "any key to stop following: #{key.inspect}".pastel(:green)
      end

    else
      $stdin.raw!
      sleep 0.1
    end
  end

  # Restore the previous raw mode
  $stdin.cooked!
rescue EOFError
  :ignore
end

.key_pressed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/drakkon/run/commands/log.rb', line 45

def self.key_pressed?
  # Set raw mode to ensure immediate input
  $stdin.raw(&:ready?)
ensure
  # Restore the previous raw mode
  $stdin.cooked!
end