Class: Zeusd::Log::Status

Inherits:
Object
  • Object
show all
Defined in:
lib/zeusd/log/status.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(file) ⇒ Status

Returns a new instance of Status.



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# File 'lib/zeusd/log/status.rb', line 11

def initialize(file)
  @line_print_count = 0
  @file             = File.new(file)
  @updated_at       = Time.now
  @errors           = LastLineArray.new
  @commands         = LastLineArray.new
  @processes        = LastLineArray.new
  @tailer           = Tailer.new(file)

  file.each {|line| process(line)} unless file.size.zero?
end

Instance Attribute Details

#commands ⇒ Object (readonly)

Returns the value of attribute commands.



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# File 'lib/zeusd/log/status.rb', line 8

def commands
  @commands
end

#errors ⇒ Object (readonly)

Returns the value of attribute errors.



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# File 'lib/zeusd/log/status.rb', line 7

def errors
  @errors
end

#file ⇒ Object (readonly)

Returns the value of attribute file.



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# File 'lib/zeusd/log/status.rb', line 6

def file
  @file
end

#line_print_count ⇒ Object (readonly)

Returns the value of attribute line_print_count.



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# File 'lib/zeusd/log/status.rb', line 6

def line_print_count
  @line_print_count
end

#processes ⇒ Object (readonly)

Returns the value of attribute processes.



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# File 'lib/zeusd/log/status.rb', line 9

def processes
  @processes
end

#tailer ⇒ Object (readonly)

Returns the value of attribute tailer.



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# File 'lib/zeusd/log/status.rb', line 6

def tailer
  @tailer
end

#updated_at ⇒ Object (readonly)

Returns the value of attribute updated_at.



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# File 'lib/zeusd/log/status.rb', line 6

def updated_at
  @updated_at
end

Instance Method Details

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/zeusd/log/status.rb', line 68

def empty?
  [errors, commands, processes].all?(&:empty?)
end

#finished? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/zeusd/log/status.rb', line 62

def finished?
  return true if errors.any?
  return true if [commands, processes].map(&:to_a).flatten.all?(&:done?)
  false
end

#on_update(&block) ⇒ Object 



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# File 'lib/zeusd/log/status.rb', line 53

def on_update(&block)
  @on_update = block if block_given?
  @on_update
end

#pause! ⇒ Object 



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# File 'lib/zeusd/log/status.rb', line 29

def pause!
  tailer.stop!
  self
end

#paused? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/zeusd/log/status.rb', line 34

def paused?
  !tailer.following?
end

#process(line) ⇒ Object 



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# File 'lib/zeusd/log/status.rb', line 42

def process(line)
  line = Line.create(line)
  case line
  when Line::Command then @commands << line
  when Line::Process then @processes << line
  when Line::Error   then @errors << line
  end
  @updated_at = Time.now
  on_update.call(self, line) if on_update
end

#record! ⇒ Object 



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# File 'lib/zeusd/log/status.rb', line 23

def record!
  tailer.on_update {|line| process(line)}
  tailer.start!
  self
end

#recording? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/zeusd/log/status.rb', line 38

def recording?
  tailer.following?
end

#started? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/zeusd/log/status.rb', line 58

def started?
  commands.any?
end

#to_cli ⇒ Object 



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# File 'lib/zeusd/log/status.rb', line 72

def to_cli
  output = [
    "\e[36mZeusd Status\e[0m - Updated: #{updated_at.to_s}\e[K\e[0m\n",
    "\e[K\e[0m\n",
    "Legend: \e[32m[ready] \e[31m[crashed] \e[34m[running] \e[35m[connecting] \e[33m[waiting]\e[K\e[0m\n",
    "\e[K\e[0m\n",
    "\e[4mProcess Tree\e[K\e[0m\n",
    [processes.map(&:to_s)],
    "\e[K\e[0m\n",
    "\e[4mCommands\e[K\e[0m\n",
    [commands.map(&:to_s)],
  ].tap do |x|
    if errors.any?
      x << "\e[K"
      x << "\e[4mErrors\e[K\e[0m\n"
      x << errors.map(&:to_s)
    end
  end.flatten
  if line_print_count > 0
    output = output.unshift("\e[#{line_print_count}A\e[K\e[0m\n")
  end
  @line_print_count = output.length
  output
end