Class: Mason::CLI

Inherits:
Thor
  • Object
show all
Defined in:
lib/mason/cli.rb

Defined Under Namespace

Classes: Buildpacks, Stacks

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.runObject

hack thor



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# File 'lib/mason/cli.rb', line 230

def self.run
  args   = ARGV.dup
  parts  = args.first.to_s.split(":")
  method = parts.pop
  ns     = parts.pop

  args[0] = method

  klass = case ns
    when "buildpacks" then Buildpacks
    when "stacks"     then Stacks
    else self
  end

  unless (args & %w( -h --help )).empty?
    klass.task_help(Thor::Shell::Basic.new, args.first)
    return
  end

  klass.start(args)
rescue StandardError => ex
  $stderr.puts "  ! #{ex}"
  $stderr.puts "  " + ex.backtrace.join("\n  ") if ARGV.include?("--debug")
  exit 1
end

Instance Method Details

#build(app) ⇒ Object



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# File 'lib/mason/cli.rb', line 31

def build(app)
  app = File.expand_path(app)

  raise "no such directory: #{app}" unless File.exists?(app)

  type = options[:type]
  output = options[:output]

  type = File.extname(output)[1..-1] if !type && output
  output = "#{app}.#{type}" if !output && type

  type   ||= "dir"
  output ||= "/tmp/mason.out"

  output = File.expand_path(output)

  raise "no such output format: #{type}" unless %w( dir img tgz ).include?(type)

  if stack = options[:stack]
    if Mason::Stacks.state(stack) == :up
      puts "* using stack #{stack}"
    else
      print "* booting stack #{stack} (this may take a while)... "
      Mason::Stacks.up(stack)
      puts "done"
    end

    buildpacks_dir = File.expand_path("~/.mason/share/#{stack}/buildpacks")
    compile_dir = File.expand_path("~/.mason/share/#{stack}/app")
    mason_dir = File.expand_path("~/.mason/share/#{stack}/mason")

    FileUtils.rm_rf buildpacks_dir
    FileUtils.rm_rf compile_dir
    FileUtils.rm_rf mason_dir

    Mason.cp_R(File.expand_path("~/.mason/buildpacks"), buildpacks_dir,
                   :preserve => true)
    Mason.cp_R(File.expand_path("../../../", __FILE__), mason_dir,
                   :preserve => true)
    Mason.cp_R(app, compile_dir, :preserve => true)

    mason_args =  %{ /share/app -q -o /share/output -t #{type} }
    mason_args += %{ -b "#{options[:buildpack]}" } if options[:buildpack]

    Mason::Stacks.run(stack, <<-COMMAND)
      gem spec thor 2>&1 >/dev/null || sudo gem install thor
      /usr/bin/env ruby -rubygems /share/mason/bin/mason build #{mason_args}
    COMMAND

    FileUtils.rm_rf output
    Mason.cp_R(File.expand_path("~/.mason/share/#{stack}/output"), output,
                   :preserve => true)

    puts "* packaging"
    puts "  = type: #{type}"
    puts "  = location: #{output}"
  else
    print "* detecting buildpack... "

    buildpack_url = ENV["BUILDPACK_URL"] || options[:buildpack]
    buildpack, ret = Mason::Buildpacks.detect(app, buildpack_url)
    raise "no valid buildpack detected" unless buildpack

    puts "done"
    puts "  = name: #{buildpack.name}"
    puts "  = url: #{buildpack.url}"
    puts "  = display: #{ret}"

    puts "* compiling..."
    compile_dir = buildpack.compile(app, options[:env_file], options[:cache])

    print "* packaging... " unless options[:quiet]
    case type.to_sym
    when :tgz then
      Dir.chdir(compile_dir) do
        system %{ tar czf "#{output}" . }
      end
    when :img then
      raise "img not supported yet"
    when :dir then
      FileUtils.rm_rf output
      Mason.cp_R compile_dir, output, :preserve => true
    else
      raise "no such output type: #{type}"
    end

    unless options[:quiet]
      puts "done"
      puts "  = type: #{type}"
      puts "  = location: #{output}"
    end
  end

end

#buildpacksObject



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# File 'lib/mason/cli.rb', line 134

def buildpacks
  buildpacks = Mason::Buildpacks.buildpacks

  puts "* buildpacks (#{Mason::Buildpacks.root(false)})"
  buildpacks.sort.each do |buildpack|
    puts "  = #{buildpack.name}: #{buildpack.url}"
  end

  puts "  - no buildpacks installed, use buildpacks:install" if buildpacks.length.zero?
end

#stacksObject



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# File 'lib/mason/cli.rb', line 165

def stacks
  stacks = Mason::Stacks.stacks

  puts "* available stacks"
  stacks.keys.each do |name|
    puts "  - #{name} [#{Mason::Stacks.state(name)}]"
  end

  puts "  - no stacks created, use stacks:create" if stacks.length.zero?
end

#vagrant(*args) ⇒ Object



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# File 'lib/mason/cli.rb', line 128

def vagrant(*args)
  Mason::Stacks.vagrant(args)
end

#versionObject



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# File 'lib/mason/cli.rb', line 17

def version
  puts "mason v#{Mason::VERSION}"
end