Class: Cuted::Command

Inherits:
Object
  • Object
show all
Includes:
DRbUndumped
Defined in:
lib/cuted/command.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(cmd, opts = {}) ⇒ Command

Returns a new instance of Command.



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# File 'lib/cuted/command.rb', line 20

def initialize(cmd, opts = {})
  @cmd = cmd.to_s
  # If the options are set, use them; otherwise defaults.
  @dir = opts[:dir] || Dir.pwd
  # Since we can force opts[:log] to be nil, and we don't want the default.
  @log = opts.has_key?(:log) ? opts[:log] : 'cute.log'
  @priority = opts[:priority] || 0
  @weight = opts[:weight] || 1
end

Instance Attribute Details

#cmd ⇒ Object

Returns the value of attribute cmd.



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# File 'lib/cuted/command.rb', line 17

def cmd
  @cmd
end

#dir ⇒ Object

Returns the value of attribute dir.



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# File 'lib/cuted/command.rb', line 17

def dir
  @dir
end

#log ⇒ Object

Returns the value of attribute log.



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# File 'lib/cuted/command.rb', line 17

def log
  @log
end

#pid ⇒ Object (readonly)

Returns the value of attribute pid.



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# File 'lib/cuted/command.rb', line 18

def pid
  @pid
end

#priority ⇒ Object

Returns the value of attribute priority.



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# File 'lib/cuted/command.rb', line 17

def priority
  @priority
end

#prowl_key ⇒ Object

Returns the value of attribute prowl_key.



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# File 'lib/cuted/command.rb', line 17

def prowl_key
  @prowl_key
end

#weight ⇒ Object

Returns the value of attribute weight.



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# File 'lib/cuted/command.rb', line 17

def weight
  @weight
end

Instance Method Details

#run ⇒ Object

Runs in the current thread.



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# File 'lib/cuted/command.rb', line 31

def run
  # Make sure the desired working directory exists.
  FileUtils.makedirs(@dir) if not File.directory?(@dir)
  # Actually run the command.
  if @log then
    @pid = spawn(@cmd, :chdir => @dir, [:out, :err] => [@log, 'a'])
  else
    @pid = spawn(@cmd, :chdir => @dir, [:out, :err] => '/dev/null')
  end

  # In the forked process, wait for the command to be done.
  Process.waitall

  # Report that this command finished.
  begin
    require 'prowler'
    Prowler.verify_certificate = false
    Prowler.application = 'cuted'
    Prowler.notify(@cmd, "Finished in #{@dir}", @prowl_key) if @prowl_key
  rescue LoadError
  end

  # Return the CuteCommand.
  self
end

#to_s ⇒ Object

Print out dir> command string.



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# File 'lib/cuted/command.rb', line 58

def to_s
  "#{@dir}> #{@cmd}"
end