Class: Fly::Generators::AppGenerator

Inherits:
Rails::Generators::Base
  • Object
show all
Includes:
FlyIoRails::Utils
Defined in:
lib/generators/fly/app_generator.rb

Instance Method Summary collapse

Methods included from FlyIoRails::Utils

#create_app, tee, #tee

Instance Method Details

#generate_app ⇒ Object 



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# File 'lib/generators/fly/app_generator.rb', line 21

def generate_app
  source_paths.push File.expand_path('../templates', __dir__)

  # the plan is to make eject an option, default to false, but until
  # that is ready, have generate fly:app always eject
  opts = options.to_h.symbolize_keys
  opts[:eject] = opts[:nomad] if opts[:eject] == nil

  if File.exist? 'fly.toml'
    toml = TOML.load_file('fly.toml')
    opts[:name] ||= toml['app']
    apps = JSON.parse(`flyctl list apps --json`) rescue []

    if toml.keys.length == 1
      if opts[:name] != toml['app']
        # replace existing fly.toml
        File.unlink 'fly.toml'
        create_app(**opts.symbolize_keys)
      elsif not apps.any? {|item| item['ID'] == opts[:name]}
        create_app(**opts.symbolize_keys)
      end
    elsif opts[:name] != toml['app']
      say_status "fly:app", "Using the name in the existing toml file", :red
      opts[:name] = toml['app']
    end
  else
    create_app(**opts.symbolize_keys)
  end

  action = Fly::Actions.new(@app, opts)

  action.generate_toml
  action.generate_fly_config unless File.exist? 'config/fly.rb'

  if opts[:eject]
    action.generate_dockerfile
    action.generate_dockerignore unless File.exist? '.dockerignore'
    action.generate_nginx_conf unless File.exist? 'config/nginx.conf'
    action.generate_raketask unless File.exist? 'lib/tasks/fly.rake'
    action.generate_procfile unless File.exist? 'Procfile.rake'
    action.generate_litefs if opts[:litefs] and not File.exist? 'config/litefs'
    action.generate_patches
  end

  ips = `flyctl ips list`.strip.lines[1..].map(&:split).map(&:first)
  action.generate_ipv4 unless ips.include? 'v4'
  action.generate_ipv6 unless ips.include? 'v6'

  action.launch(action.app)
end