Handy scp uploading helper

r_upload.rb

#!/usr/bin/env ruby

# This is a simple helper for uploading files to a server 
# By default it randomises the filename (but preserves the extension)
# Supply -p to maintain original filename

require 'optparse'
require 'digest/md5'
require 'net/scp'

options = { }
optparse = OptionParser.new do |opts|
  opts.banner = "Usage: r_upload [-p|--preserve] file"
  
  options[:preserve] = false
  opts.on('-p', '--preserve', 'Preserve current filename') do
    options[:preserve] = true
  end
  
  opts.on('-h', '--help', 'Display this screen') do
    puts opts
    exit
  end
end
optparse.parse!

file = ARGV[0]
name = file.split('/').last
if (file == nil)
  puts "No file provided as argument."
  exit
end

if (!options[:preserve])
  parts = name.split('.')
  ext = (parts.length > 1) ? "." + parts.last : ""
  name = Digest::MD5.hexdigest(name + String(rand())) + ext
end

puts "Uploading " + file + " as " + name + "."

Net::SCP.upload!('server', 'user', file, '/path/to/destination/' + name)

puts "Uploaded to http://server/" + name