class Faraday::Adapter::NetHttpPersistent

def configure_ssl(http, ssl)
  http.verify_mode  = ssl_verify_mode(ssl)
  http.cert_store   = ssl_cert_store(ssl)
  http.certificate  = ssl[:client_cert]  if ssl[:client_cert]
  http.private_key  = ssl[:client_key]   if ssl[:client_key]
  http.ca_file      = ssl[:ca_file]      if ssl[:ca_file]
  http.ssl_version  = ssl[:version]      if ssl[:version]
end

def net_http_connection(env)
  Net::HTTP::Persistent.new 'Faraday',
    env[:request][:proxy] ? env[:request][:proxy][:uri] : nil
end

def perform_request(http, env)
  http.request env[:url], create_request(env)
rescue Net::HTTP::Persistent::Error => error
  if error.message.include? 'Timeout'
    raise Faraday::Error::TimeoutError, error
  else
    raise
  end
end