module Lono::Template::Strategy::Common::Helpers

Public Instance Methods

extract_scripts(options={}) click to toggle source

Bash code that is meant to included in user-data

# File lib/lono/template/strategy/common/helpers.rb, line 4
    def extract_scripts(options={})
      settings = setting.data["extract_scripts"] || {}
      options = settings.merge(options)
      # defaults also here in case they are removed from settings
      to = options[:to] || "/opt"
      user = options[:as] || "ec2-user"

      if Dir.glob("#{Lono.config.scripts_path}/*").empty?
        puts "WARN: you are using the extract_scripts helper method but you do not have any app/scripts.".color(:yellow)
        calling_line = caller[0].split(':')[0..1].join(':')
        puts "Called from: #{calling_line}"
        return ""
      end

      <<~BASH_CODE
        # Generated from the lono extract_scripts helper.
        # Downloads scripts from s3, extract them, and setup.
        mkdir -p #{to}
        aws s3 cp #{scripts_s3_path} #{to}/
        (
          cd #{to}
          tar zxf #{to}/#{scripts_name}
          chown -R #{user}:#{user} #{to}/scripts
        )
      BASH_CODE
    end
scripts_name() click to toggle source
# File lib/lono/template/strategy/common/helpers.rb, line 31
def scripts_name
  File.basename(scripts_s3_path)
end
scripts_s3_path() click to toggle source
# File lib/lono/template/strategy/common/helpers.rb, line 35
def scripts_s3_path
  upload = Lono::Script::Upload.new(@options)
  upload.s3_dest
end
setting() click to toggle source
# File lib/lono/template/strategy/common/helpers.rb, line 40
def setting
  @setting ||= Lono::Setting.new
end