Class: Tracelogger::App

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

Overview

Application run scenario.

Instance Method Summary collapse

Constructor Details

#initialize ⇒ App

Initializes the app’s settings and parses the CLI options.



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# File 'lib/tracelogger.rb', line 54

def initialize
  @config = Configuration.new
  options = {}
  OptionParser.new do |opts|
    opts.banner = "Usage: dumb_tracer [options] host\n" +
      "  Traces the route to destination host and sends\n" +
      "  the traceroute result to SYSLOG's 'daemon' facility"

    opts.separator ""
    opts.separator "Optional parameters:"

    opts.on_tail "-h", "--help", "Show this message" do
      puts opts.help
    end

  end.parse!

  @config.options = options
  @config.host    = ARGV.first

  @log = Log.new
end

Instance Method Details

#log(message) ⇒ Object

Logs the message.



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# File 'lib/tracelogger.rb', line 78

def log message # :nodoc:
  @log.info message
end

#run ⇒ Object

Runs the app scenario.



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# File 'lib/tracelogger.rb', line 98

def run
  start
  trace
  wrapup
end

#start ⇒ Object

Executed right after the start.



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# File 'lib/tracelogger.rb', line 83

def start # :nodoc:
  log "Starting"
end

#trace ⇒ Object

Logs the underlying traceroute’s result.



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# File 'lib/tracelogger.rb', line 93

def trace # :nodoc:
  log Traceroute.new.trace @config.host
end

#wrapup ⇒ Object

Executed right before the end.



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# File 'lib/tracelogger.rb', line 88

def wrapup # :nodoc:
  log "Finishing"
end