Method: Origen::SiteConfig::Config#fetch

Defined in:
lib/origen/site_config/config.rb

#fetch ⇒ Object Also known as: refresh 



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# File 'lib/origen/site_config/config.rb', line 64

def fetch
  def inform_user_of_cached_file
    if cached?
      puts yellow('Origen: Site Config: Found previously cached site config. Using the older site config.')
    else
      puts yellow('Origen: Site Config: No cached file found. An empty site config will be used in its place.')
    end
    puts
  end

  if centralized?
    puts "Pulling centralized site config from: #{path}"

    begin
      # TODO: needs to be replaced with a net/http equivalent, can't use gems here. The reference
      # to HTTParty will raise an error until that is done, but it will be handled gracefully below.
      text = HTTParty.get(path, verify: parent.find_val('centralized_site_config_verify_ssl'))
      puts "Caching centralized site config to: #{cached_file}"

      unless Dir.exist?(cached_file.dirname)
        FileUtils.mkdir_p(cached_file.dirname)
      end
      File.open(cached_file, 'w+') do |f|
        f.write(text)
      end
    rescue SocketError => e
      puts red("Origen: Site Config: Unable to connect to #{path}")
      puts red('Origen: Site Config: Failed to retrieve centralized site config!')
      puts red("Error from exception: #{e.message}")

      inform_user_of_cached_file
    rescue OpenSSL::SSL::SSLError => e
      puts red("Origen: Site Config: Unable to connect to #{path}")
      puts red('Origen: Site Config: Failed to retrieve centralized site config!')
      puts red("Error from exception: #{e.message}")
      puts red('It looks like the error is related to SSL certification. If this is a trusted server, you can use')
      puts red("the site config setting 'centralized_site_config_verify_ssl' to disable verifying the SSL certificate.")

      inform_user_of_cached_file
    rescue Exception => e
      # Rescue anything else to avoid any un-caught exceptions causing Origen not to boot.
      # Print lots of red so that the users are aware that there's a problem, but don't ultimately want this
      # to render Origen un-bootable
      puts red("Origen: Site Config: Unexpected exception ocurred trying to either retrieve or cache the site config at #{path}")
      puts red('Origen: Site Config: Failed to retrieve centralized site config!')
      puts red("Class of exception:   #{e.class}")
      puts red("Error from exception: #{e.message}")

      inform_user_of_cached_file
    end
    text
  end
end