http_proxy.rb

class HttpProxy < ApplicationRecord
  include Authorizable
  include Taxonomix
  include Encryptable

  audited

  extend FriendlyId

  encrypts :password
  friendly_id :name

  has_many :compute_resources

  validates :name, :presence => true

  validates :url, :presence => true
  validates :url, :format => URI::regexp(["http", "https"])

  scoped_search :on => :name
  scoped_search :on => :url

  def full_url
    uri = URI(url)
    uri.user = username unless username.blank?
    uri.password = password unless username.blank?
    uri.to_s
  end

  def test_connection(url)
    RestClient::Request.execute(
      method: :head,
      url: url,
      proxy: full_url,
      timeout: 5,
      open_timeout: 5
    )
  rescue Excon::Error::Socket => e
    e.message
  end
end