Class: Runner

Inherits:
Object
  • Object
show all
Defined in:
lib/httping/runner.rb

Constant Summary collapse 

"Usage: httping [options] uri"

Instance Method Summary collapse

Instance Method Details

#parse_arguments ⇒ Object 



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# File 'lib/httping/runner.rb', line 16

def parse_arguments
  options = {
    :delay => 1,
    :format => :interactive,
    :flood => false,
    :audible => false
  }

  begin
    params = OptionParser.new do |opts|
      opts.banner = BANNER
      opts.on('-c', '--count NUM', 'Number of times to ping host') do |count|
        options[:count] = count.to_i
      end
      opts.on('-d', '--delay SECS', 'Delay in seconds between pings (default: 1)') do |delay|
        options[:delay] = delay.to_i
      end
      opts.on('-f', '--flood', 'Flood ping (no delay)') do 
        options[:flood] = true
      end
      opts.on('-j', '--json', 'Return JSON results') do 
        options[:format] = :json
      end
      opts.on('-q', '--quick', 'Ping once and return OK if up') do 
        options[:format] = :quick
      end
      opts.on('-a', '--audible', 'Beep on each ping') do 
        options[:audible] = true
      end
      opts.on('-u', '--user-agent STR', 'User agent string to send in headers') do |user_agent|
        options[:user_agent] = user_agent
      end
      opts.on('-r', '--referrer STR', 'Referrer string to send in headers') do |referrer|
        options[:referrer] = referrer
      end
      opts.on('-h', '--help', 'Display this screen') do
        puts opts
        exit
      end
      opts.parse!
      options[:uri] = parse_uri if ARGV.first
    end
  rescue OptionParser::InvalidOption => exception
    puts exception
  end
  
  if options[:format] == :json && !options.include?(:count)
    options[:count] = 5 # Default to 5 if no count provided for JSON format
  elsif options[:format] == :quick
    options[:count] = 1 # Quick format always sends only 1 ping
  end

  options
end

#parse_uri ⇒ Object 



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# File 'lib/httping/runner.rb', line 71

def parse_uri
  uri = URI.parse(ARGV.first)

  if uri.class == URI::Generic
    uri = URI.parse("http://#{ARGV.first}")
  end
  
  uri.path = "/" unless uri.path.match /^\//

  unless ["http", "https"].include?(uri.scheme) 
    puts "ERROR: Invalid URI #{uri}"
    exit
  end

  uri
end

#run ⇒ Object 



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# File 'lib/httping/runner.rb', line 4

def run
  options = parse_arguments
  
  if options[:uri]
    httping = Ping.new
    options.each { |property, value| httping.send("#{property}=", value) }
    httping.run
  else
    puts BANNER
  end
end