Module: Semian::NetHTTP

Includes:
Adapter
Defined in:
lib/semian/net_http.rb

Defined Under Namespace

Classes: SemianConfigurationChangedError

Constant Summary collapse

ResourceBusyError = 
::Net::ResourceBusyError
CircuitOpenError = 
::Net::CircuitOpenError
DEFAULT_ERRORS = 
[
  ::Timeout::Error, # includes ::Net::ReadTimeout and ::Net::OpenTimeout
  ::SocketError,
  ::Net::HTTPBadResponse,
  ::Net::HTTPHeaderSyntaxError,
  ::Net::ProtocolError,
  ::EOFError,
  ::IOError,
  ::SystemCallError, # includes ::Errno::EINVAL, ::Errno::ECONNRESET, ::Errno::ECONNREFUSED, ::Errno::ETIMEDOUT, and more
].freeze

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Adapter

#clear_semian_resource, #semian_resource

Class Attribute Details

.exceptions ⇒ Object

Returns the value of attribute exceptions.



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# File 'lib/semian/net_http.rb', line 47

def exceptions
  @exceptions
end

.semian_configuration ⇒ Object

Returns the value of attribute semian_configuration.



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# File 'lib/semian/net_http.rb', line 48

def semian_configuration
  @semian_configuration
end

Class Method Details

.reset_exceptions ⇒ Object 



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# File 'lib/semian/net_http.rb', line 59

def reset_exceptions
  self.exceptions = Semian::NetHTTP::DEFAULT_ERRORS.dup
end

.retrieve_semian_configuration(host, port) ⇒ Object 



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# File 'lib/semian/net_http.rb', line 55

def retrieve_semian_configuration(host, port)
  @semian_configuration.call(host, port) if @semian_configuration.respond_to?(:call)
end

Instance Method Details

#connect ⇒ Object 



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# File 'lib/semian/net_http.rb', line 86

def connect
  return super if disabled?
  acquire_semian_resource(adapter: :http, scope: :connection) { super }
end

#disabled? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/semian/net_http.rb', line 82

def disabled?
  raw_semian_options.nil? || @semian_enabled == false
end

#initialize(*args, semian: true) ⇒ Object 



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# File 'lib/semian/net_http.rb', line 64

def initialize(*args, semian: true)
  super(*args)
  @semian_enabled = semian
end

#raw_semian_options ⇒ Object 



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# File 'lib/semian/net_http.rb', line 71

def raw_semian_options
  @raw_semian_options ||= begin
    @raw_semian_options = Semian::NetHTTP.retrieve_semian_configuration(address, port)
    @raw_semian_options = @raw_semian_options.dup unless @raw_semian_options.nil?
  end
end

#resource_exceptions ⇒ Object 



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# File 'lib/semian/net_http.rb', line 78

def resource_exceptions
  Semian::NetHTTP.exceptions
end

#semian_identifier ⇒ Object 



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# File 'lib/semian/net_http.rb', line 31

def semian_identifier
  "nethttp_#{raw_semian_options[:name]}"
end

#transport_request ⇒ Object 



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# File 'lib/semian/net_http.rb', line 91

def transport_request(*)
  return super if disabled?
  acquire_semian_resource(adapter: :http, scope: :query) do
    handle_error_responses(super)
  end
end

#with_resource_timeout(timeout) ⇒ Object 



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# File 'lib/semian/net_http.rb', line 98

def with_resource_timeout(timeout)
  prev_read_timeout = read_timeout
  prev_open_timeout = open_timeout
  begin
    self.read_timeout = timeout
    self.open_timeout = timeout
    yield
  ensure
    self.read_timeout = prev_read_timeout
    self.open_timeout = prev_open_timeout
  end
end