Class: Racker::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/racker/cli.rb

Overview

The CLI is a class responsible for handling the command line interface logic.

Instance Method Summary collapse

Constructor Details

#initialize(argv) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/racker/cli.rb', line 13

def initialize(argv)
  @argv = argv
end

Instance Method Details

#execute! ⇒ Object 



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# File 'lib/racker/cli.rb', line 17

def execute!
  # Get the global logger
  log = Log4r::Logger['racker']

  # Parse our arguments
  option_parser.parse!(@argv)

  # Set the logging level specified by the command line
  log.level = get_log4r_level(options[:log_level])
  log.info("Log level set to: #{options[:log_level]}")

  # Display the options if a minimum of 1 template and an output file is not provided
  if @argv.length < 2
    puts option_parser 
    Kernel.exit!(1)
  end

  # Set the output file to the last arg
  options[:output] = @argv.pop
  log.debug("Output file set to: #{options[:output]}")

  # Set the input files to the remaining args
  options[:templates] = @argv

  # Run through Racker
  log.debug('Executing the Racker Processor...')
  Processor.new(options).execute!
  log.debug('Processing complete.')

  # Thats all folks!
  puts "Processing complete!" unless options[:quiet]
  puts "Packer file generated: #{options[:output]}" unless options[:quiet]

  return 0
end