Module: ActiveUtils::NetworkConnectionRetries

Included in:
Connection
Defined in:
lib/active_utils/network_connection_retries.rb

Constant Summary collapse

DEFAULT_RETRIES = 
3
DEFAULT_CONNECTION_ERRORS = 
{
  EOFError               => "The remote server dropped the connection",
  Errno::ECONNRESET      => "The remote server reset the connection",
  Timeout::Error         => "The connection to the remote server timed out",
  Errno::ETIMEDOUT       => "The connection to the remote server timed out",
  SocketError            => "The connection to the remote server could not be established",
  OpenSSL::SSL::SSLError => "The SSL connection to the remote server could not be established"
}
DEFAULT_RETRY_ERRORS = 
{
  Errno::ECONNREFUSED => "The remote server refused the connection"
}

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



17
18
19
 
# File 'lib/active_utils/network_connection_retries.rb', line 17

def self.included(base)
  base.send(:attr_accessor, :retry_safe)
end

Instance Method Details

#retry_exceptions(options = {}) ⇒ Object 



21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
 
# File 'lib/active_utils/network_connection_retries.rb', line 21

def retry_exceptions(options={})
  connection_errors = DEFAULT_CONNECTION_ERRORS.merge(options[:connection_exceptions] || {})
  retry_errors = DEFAULT_RETRY_ERRORS.merge(options[:retriable_exceptions] || {})

  retry_network_exceptions(options) do
    begin
      yield
    rescue *retry_errors.keys => e
      raise ActiveUtils::RetriableConnectionError, derived_error_message(retry_errors, e.class)
    rescue OpenSSL::X509::CertificateError => e
      NetworkConnectionRetries.log(options[:logger], :error, e.message, options[:tag])
      raise ActiveUtils::ClientCertificateError, "The remote server did not accept the provided SSL certificate"
    rescue Zlib::BufError => e
      raise ActiveUtils::InvalidResponseError, "The remote server replied with an invalid response"
    rescue *connection_errors.keys => e
      raise ActiveUtils::ConnectionError, derived_error_message(connection_errors, e.class)
    end
  end
end