Class: Springcm::Middleware::RetryConnectionFailed

Inherits:
Object
  • Object
show all
Defined in:
lib/springcm-sdk/middleware/retry_connection_failed.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app, options = { retries: 5 }) ⇒ RetryConnectionFailed

Returns a new instance of RetryConnectionFailed.



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# File 'lib/springcm-sdk/middleware/retry_connection_failed.rb', line 6

def initialize(app, options={ retries: 5 })
  @app = app
  @options = options
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/springcm-sdk/middleware/retry_connection_failed.rb', line 4

def options
  @options
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/springcm-sdk/middleware/retry_connection_failed.rb', line 11

def call(env)
  retries = @options[:retries]
  delay = 1
  begin
    @app.call(env).on_complete do |response_env|
    end
  rescue Faraday::ConnectionFailed => err
    if retries > 0
      retries -= 1
      sleep delay
      delay *= 2
      retry
    else
      raise err
    end
  end
end