silarsis/drydocker

#!/usr/bin/env ruby

require "drydocker/version"
require "drydocker/config"
require "drydocker/monitor"
require "optparse"

# Command line parser to setup options
# :name, :command, :image, :entrypoint, :path
def parse(args)
  options = Drydocker::Config.default_config

  opt_parser = OptionParser.new do |opts|
    opts.banner = "Usage: drydocker [options]"
    opts.separator ""
    opts.separator "Specific options:"

    opts.on("-f", "--filename [FILENAME]", "File of options to load") do |fn|
      options.load(fn)
    end

    opts.on("-n", "--name [NAME]",
            "Container name to run tests in, default \"<imagename>-test\"") do |name|
      options[:name] = name
    end

    opts.on("-C", "--clean", "clean old container before running") do |clean|
      options[:clean] = clean
    end

    opts.on("-c", "--command [COMMAND]",
            "command to run, default '#{options[:command]}'") do |cmd|
      options[:command] = cmd
    end

    opts.on("-i", "--image [IMAGE]",
            "image to run for testing, default '#{options[:image]}'") do |img|
      options[:image] = img
    end

    opts.on("-e", "--entrypoint [ENTRYPOINT]",
            "entrypoint in case you need to override that, default nil") do |entry|
      options[:entrypoint] = entry
    end

    opts.on("-p", "--path [PATH]",
            "directory to monitor and mount for testing, default '#{options[:path]}'") do |path|
      options[:path] = path
    end

    opts.on("-o", "--[no-]once", "run once and exit") do |once|
      options[:once] = once
    end

    opts.on("-v", "--[no-]verbose", "verbose output") do |verbose|
      options[:verbose] = verbose
    end

    opts.on("--version", "Show version") do
      puts Drydocker::VERSION
      exit
    end
  end
  opt_parser.parse!(args)
  options
end

options = parse(ARGV)
config = Drydocker::Config.new(options)
monitor = Drydocker::Monitor.new(config)
monitor.clean_containers if options[:clean]
if options[:once]
  monitor.run_or_start
else
  monitor.listen
  sleep
end