#! /usr/bin/env ruby
# vi:set nu ai ap aw smd showmatch tabstop=4 shiftwidth=4:
# Name: ts.rb
require 'optparse'
require 'gserver'
# This hash will hold all of the options
# parsed from the command-line by
# OptionParser.
options = {}
# loop thru options
optparse = OptionParser.new do|opts|
# parse for port number
options[:port] = nil
opts.on( '-p', '--port PORT', 'Specify port' ) do |port|
options[:port] = port
end
# parse for listen address
options[:listen] = nil
opts.on( '-l', '--listen ADDRESS', 'Specify Interface' ) do |listen|
options[:listen] = listen
end
# display help
opts.on( '-h', '--help', 'Display this screen' ) do
puts opts
exit
end
end
# parse the options
optparse.parse!
# trap ctrl C
Kernel.trap('INT') { Kernel.exit }
#
# A server that returns the time in seconds since 1970.
#
class TimeServer < GServer
def initialize(port,host, *args)
super(port, host, *args)
end
def serve(io)
io.puts(Time.now.to_i)
end
end
# set defaults
options[:port] ||= 10001
options[:listen] ||= Socket.gethostname
# Run the server with logging enabled (it's a separate thread).
server = TimeServer.new(options[:port],options[:listen])
server.audit = true # Turn logging on.
# start it up
server.start
# and loop
server.join